.messages-container{height:100vh;display:flex;flex-direction:column;background:var(--color-background);color:var(--color-text)}.messages-header{display:flex;align-items:center;justify-content:space-between;padding:var(--space-16) var(--space-20);border-bottom:1px solid var(--color-border);position:sticky;top:0;background:var(--color-background);z-index:10}.messages-header h2{font-size:1.5rem;font-weight:var(--font-weight-bold);margin:0}.unread-badge{background:var(--color-primary);color:var(--color-btn-primary-text);font-size:.8rem;font-weight:var(--font-weight-bold);padding:4px 8px;border-radius:12px;min-width:20px;text-align:center}.messages-error{background:var(--color-error-background);color:var(--color-error-text);padding:var(--space-12) var(--space-20);border-left:4px solid var(--color-error);margin:var(--space-16) var(--space-20) 0}.messages-loading{display:flex;justify-content:center;align-items:center;padding:var(--space-40);color:var(--color-text-secondary);font-size:1.1rem}.conversations-list{flex:1;overflow-y:auto;padding:var(--space-8)}.conversation-item{display:flex;align-items:center;padding:var(--space-16) var(--space-20);margin-bottom:var(--space-8);border-radius:16px;cursor:pointer;transition:all .2s cubic-bezier(.4,0,.2,1);background:var(--color-background);border:1px solid var(--color-border);position:relative;overflow:hidden}.conversation-item:hover{background:var(--color-hover);transform:translateY(-1px);box-shadow:0 4px 12px #00000014;border-color:var(--color-primary-light)}.conversation-item:active{transform:translateY(0);box-shadow:0 2px 6px #0000000f}.conversation-avatar{flex-shrink:0;margin-right:var(--space-16);position:relative}.conversation-avatar img,.conversation-avatar .avatar-default{border:2px solid var(--color-background);box-shadow:0 2px 8px #0000001a}.conversation-content{flex:1;min-width:0;display:flex;flex-direction:column;gap:var(--space-6)}.conversation-header{display:flex;justify-content:space-between;align-items:center;gap:var(--space-12)}.conversation-user{display:flex;flex-direction:column;gap:var(--space-2);min-width:0;flex:1}.display-name{font-weight:600;color:var(--color-text);font-size:1rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;line-height:1.4}.username{color:var(--color-text-secondary);font-size:.875rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-weight:400}.conversation-time{color:var(--color-text-secondary);font-size:.8125rem;flex-shrink:0;font-weight:400;margin-left:var(--space-8)}.conversation-preview{color:var(--color-text-secondary);font-size:.9375rem;line-height:1.4;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-weight:400;margin-top:var(--space-2)}.conversation-unread{background:linear-gradient(135deg,var(--color-primary),var(--color-primary-dark));color:#fff;font-size:.75rem;font-weight:600;padding:4px 8px;border-radius:12px;min-width:20px;text-align:center;position:absolute;top:var(--space-12);right:var(--space-12);box-shadow:0 2px 4px #0000001a}.conversation-avatar:after{content:"";position:absolute;bottom:2px;right:2px;width:12px;height:12px;background:#00d084;border:2px solid var(--color-background);border-radius:50%;opacity:.8}.conversation-item.has-unread{border-left:3px solid var(--color-primary);background:linear-gradient(90deg,rgba(var(--color-primary-rgb),.02) 0%,var(--color-background) 100%)}.conversation-item.has-unread .display-name{color:var(--color-text);font-weight:600}.conversation-item.has-unread .conversation-preview{color:var(--color-text);font-weight:500}.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:var(--space-60) var(--space-40);color:var(--color-text-secondary)}.empty-state-icon{font-size:4rem;margin-bottom:var(--space-16);opacity:.6}.empty-state h3{font-size:1.3rem;font-weight:var(--font-weight-bold);margin:0 0 var(--space-8) 0;color:var(--color-text)}.empty-state p{font-size:.95rem;line-height:1.4;max-width:400px;margin:0}.chat-header{display:flex;align-items:center;gap:var(--space-16);padding:var(--space-16) var(--space-20);border-bottom:1px solid var(--color-border);background:var(--color-background);position:sticky;top:0;z-index:10}.back-button{background:none;border:none;color:var(--color-primary);cursor:pointer;font-size:1rem;font-weight:var(--font-weight-medium);padding:var(--space-8);border-radius:var(--border-radius-sm);transition:background-color .15s ease}.back-button:hover{background:var(--color-hover)}.chat-user-info{display:flex;align-items:center;gap:var(--space-12);flex:1}.chat-user-details{display:flex;flex-direction:column;gap:2px}.chat-display-name{font-weight:var(--font-weight-bold);color:var(--color-text);font-size:1rem}.chat-username{color:var(--color-text-secondary);font-size:.85rem}.messages-list{flex:1;overflow-y:auto;padding:var(--space-16) 0;display:flex;flex-direction:column;gap:var(--space-16)}.message{display:flex;align-items:flex-start;padding:0 var(--space-20);gap:var(--space-8)}.message.sent{flex-direction:row-reverse}.message.sent .message-content{align-items:flex-end}.message.received{flex-direction:row}.message.received .message-content{align-items:flex-start}.message-avatar{flex-shrink:0}.message-content{display:flex;flex-direction:column;max-width:70%;gap:var(--space-4)}.message-text{background:var(--color-message-background);padding:var(--space-12) var(--space-16);border-radius:var(--space-16);font-size:.95rem;line-height:1.4;word-wrap:break-word;border:1px solid var(--color-border)}.message.sent .message-text{background:var(--color-primary);color:var(--color-btn-primary-text);border-color:var(--color-primary)}.message-time{font-size:.75rem;color:var(--color-text-secondary);padding:0 var(--space-4)}.message-form{border-top:1px solid var(--color-border);background:var(--color-background);position:sticky;bottom:0}.message-input-container{display:flex;gap:var(--space-12);padding:var(--space-16) var(--space-20);align-items:flex-end}.message-input{flex:1;border:1px solid var(--color-border);border-radius:var(--space-20);padding:var(--space-12) var(--space-16);font-size:.95rem;background:var(--color-background);color:var(--color-text);resize:none;outline:none;transition:border-color .15s ease}.message-input:focus{border-color:var(--color-primary)}.send-button{background:var(--color-primary);color:var(--color-btn-primary-text);border:none;border-radius:var(--space-20);padding:var(--space-12) var(--space-20);font-size:.9rem;font-weight:var(--font-weight-medium);cursor:pointer;transition:all .15s ease;flex-shrink:0}.send-button:hover:not(:disabled){background:var(--color-primary-hover);transform:translateY(-1px)}.send-button:disabled{opacity:.6;cursor:not-allowed}@media (max-width: 768px){.messages-header{padding:var(--space-12) var(--space-16)}.messages-header h2{font-size:1.3rem}.conversations-list{padding:var(--space-4)}.conversation-item{padding:var(--space-14) var(--space-16);margin-bottom:var(--space-6);border-radius:12px}.conversation-item:hover{transform:none;box-shadow:0 2px 8px #0000000f}.conversation-avatar{margin-right:var(--space-12)}.conversation-avatar img,.conversation-avatar .avatar-default{width:44px!important;height:44px!important}.conversation-avatar:after{width:10px;height:10px;bottom:1px;right:1px}.display-name{font-size:.95rem}.username{font-size:.8rem}.conversation-time{font-size:.75rem}.conversation-preview{font-size:.875rem}.conversation-unread{top:var(--space-10);right:var(--space-10);font-size:.7rem;padding:3px 6px}.chat-header{padding:var(--space-12) var(--space-16);gap:var(--space-12)}.message{padding:0 var(--space-16)}.message-content{max-width:85%}.message-input-container{padding:var(--space-12) var(--space-16);gap:var(--space-8)}.empty-state{padding:var(--space-40) var(--space-20)}.empty-state-icon{font-size:3rem}}@media (max-width: 480px){.conversation-user{min-width:0}.display-name,.username{max-width:150px}.conversation-preview{font-size:.85rem}.message-content{max-width:90%}.chat-user-details{min-width:0}.chat-display-name,.chat-username{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:200px}}@media (prefers-color-scheme: dark){.message-text{background:var(--color-card-background)}.message.sent .message-text{background:var(--color-primary)}.conversation-item{background:var(--color-card-background);border-color:#ffffff1a}.conversation-item:hover{background:var(--color-hover);border-color:var(--color-primary);box-shadow:0 4px 16px #0003}.conversation-avatar img,.conversation-avatar .avatar-default{border-color:var(--color-card-background);box-shadow:0 2px 12px #0000004d}}@keyframes shimmer{0%{background-position:-200px 0}to{background-position:calc(200px + 100%) 0}}.conversation-item.loading{background:linear-gradient(90deg,var(--color-background) 0px,var(--color-hover) 100px,var(--color-background) 200px);background-size:200px 100%;animation:shimmer 1.5s ease-in-out infinite}.conversation-item.loading *{opacity:.7}@media (prefers-reduced-motion: reduce){.conversation-item,.back-button,.send-button,.message-input{transition:none}.conversation-item.loading{animation:none}}.conversation-item:focus-visible,.back-button:focus-visible,.send-button:focus-visible,.message-input:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px}.conversation-item:focus-visible{background:var(--color-hover)}:root{--color-background: rgba(252, 252, 249, 1);--color-surface: rgba(255, 255, 253, 1);--color-text: rgba(19, 52, 59, 1);--color-text-secondary: rgba(98, 108, 113, 1);--color-text-tertiary: rgba(98, 108, 113, .6);--color-primary: rgba(55, 65, 81, 1);--color-primary-hover: rgba(31, 41, 55, 1);--color-primary-active: rgba(15, 23, 42, 1);--color-primary-light: rgba(55, 65, 81, .1);--color-primary-dark: rgba(15, 23, 42, 1);--color-primary-rgb: 55, 65, 81;--color-secondary: rgba(94, 82, 64, .12);--color-secondary-hover: rgba(94, 82, 64, .2);--color-secondary-active: rgba(94, 82, 64, .25);--color-border: rgba(94, 82, 64, .2);--color-btn-primary-text: rgba(252, 252, 249, 1);--color-card-border: rgba(94, 82, 64, .12);--color-card-border-inner: rgba(94, 82, 64, .12);--color-error: rgba(192, 21, 47, 1);--color-success: rgba(55, 65, 81, 1);--color-warning: rgba(168, 75, 47, 1);--color-info: rgba(98, 108, 113, 1);--color-focus-ring: rgba(55, 65, 81, .4);--color-select-caret: rgba(19, 52, 59, .8);--widget-bg-color: #f7f9f9;--hover-color: #eff1f1;--color-danger: var(--color-error);--color-danger-light: var(--color-error-bg);--color-success-bg: rgba(55, 65, 81, .1);--color-success-border: rgba(55, 65, 81, .2);--color-error-bg: rgba(192, 21, 47, .1);--color-error-border: rgba(192, 21, 47, .2);--color-info-bg: rgba(98, 108, 113, .1);--color-info-border: rgba(98, 108, 113, .2);--focus-ring: 0 0 0 3px var(--color-focus-ring);--focus-outline: 2px solid var(--color-primary);--status-bg-opacity: .15;--status-border-opacity: .25;--select-caret-light: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23134252' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");--select-caret-dark: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23f5f5f5' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");--color-success-rgb: 55, 65, 81;--color-error-rgb: 192, 21, 47;--color-warning-rgb: 168, 75, 47;--color-info-rgb: 98, 108, 113;--font-family-base: "FKGroteskNeue", "Geist", "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-family-mono: "Berkeley Mono", ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;--font-size-xs: 11px;--font-size-sm: 12px;--font-size-base: 14px;--font-size-md: 14px;--font-size-lg: 16px;--font-size-xl: 18px;--font-size-2xl: 20px;--font-size-3xl: 24px;--font-size-4xl: 30px;--font-weight-normal: 400;--font-weight-medium: 500;--font-weight-semibold: 550;--font-weight-bold: 600;--line-height-tight: 1.2;--line-height-normal: 1.5;--letter-spacing-tight: -.01em;--space-0: 0;--space-1: 1px;--space-2: 2px;--space-4: 4px;--space-6: 6px;--space-8: 8px;--space-10: 10px;--space-12: 12px;--space-16: 16px;--space-20: 20px;--space-24: 24px;--space-32: 32px;--space-48: 48px;--radius-sm: 6px;--radius-base: 8px;--radius-md: 10px;--radius-lg: 12px;--radius-xl: 16px;--radius-full: 9999px;--shadow-xs: 0 1px 2px rgba(0, 0, 0, .02);--shadow-sm: 0 1px 3px rgba(0, 0, 0, .04), 0 1px 2px rgba(0, 0, 0, .02);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .04), 0 2px 4px -1px rgba(0, 0, 0, .02);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .04), 0 4px 6px -2px rgba(0, 0, 0, .02);--shadow-inset-sm: inset 0 1px 0 rgba(255, 255, 255, .15), inset 0 -1px 0 rgba(0, 0, 0, .03);--duration-fast: .15s;--duration-normal: .25s;--ease-standard: cubic-bezier(.16, 1, .3, 1);--container-sm: 640px;--container-md: 768px;--container-lg: 1024px;--container-xl: 1280px}@media (prefers-color-scheme: dark){:root{--color-background: rgba(31, 33, 33, 1);--color-surface: rgba(38, 40, 40, 1);--color-text: rgba(245, 245, 245, 1);--color-text-secondary: rgba(167, 169, 169, .7);--color-text-tertiary: rgba(167, 169, 169, .4);--color-primary: rgba(156, 163, 175, 1);--color-primary-hover: rgba(209, 213, 219, 1);--color-primary-active: rgba(229, 231, 235, 1);--color-secondary: rgba(119, 124, 124, .15);--color-secondary-hover: rgba(119, 124, 124, .25);--color-secondary-active: rgba(119, 124, 124, .3);--color-border: rgba(119, 124, 124, .3);--color-error: rgba(255, 84, 89, 1);--color-success: rgba(156, 163, 175, 1);--color-warning: rgba(230, 129, 97, 1);--color-info: rgba(167, 169, 169, 1);--color-focus-ring: rgba(156, 163, 175, .4);--color-btn-primary-text: rgba(19, 52, 59, 1);--color-card-border: rgba(119, 124, 124, .2);--color-card-border-inner: rgba(119, 124, 124, .15);--shadow-inset-sm: inset 0 1px 0 rgba(255, 255, 255, .1), inset 0 -1px 0 rgba(0, 0, 0, .15);--button-border-secondary: rgba(119, 124, 124, .2);--color-border-secondary: rgba(119, 124, 124, .2);--color-select-caret: rgba(245, 245, 245, .8);--widget-bg-color: #16181c;--hover-color: #202327;--color-danger: var(--color-error);--color-danger-light: var(--color-error-bg);--color-success-rgb: 156, 163, 175;--color-error-rgb: 255, 84, 89;--color-warning-rgb: 230, 129, 97;--color-info-rgb: 167, 169, 169;--color-success-bg: rgba(156, 163, 175, .1);--color-success-border: rgba(156, 163, 175, .2);--color-error-bg: rgba(255, 84, 89, .1);--color-error-border: rgba(255, 84, 89, .2);--color-info-bg: rgba(167, 169, 169, .1);--color-info-border: rgba(167, 169, 169, .2)}}[data-color-scheme=dark]{--color-background: rgba(31, 33, 33, 1);--color-surface: rgba(38, 40, 40, 1);--color-text: rgba(245, 245, 245, 1);--color-text-secondary: rgba(167, 169, 169, .7);--color-text-tertiary: rgba(167, 169, 169, .4);--color-primary: rgba(156, 163, 175, 1);--color-primary-hover: rgba(209, 213, 219, 1);--color-primary-active: rgba(229, 231, 235, 1);--color-secondary: rgba(119, 124, 124, .15);--color-secondary-hover: rgba(119, 124, 124, .25);--color-secondary-active: rgba(119, 124, 124, .3);--color-border: rgba(119, 124, 124, .3);--color-error: rgba(255, 84, 89, 1);--color-success: rgba(156, 163, 175, 1);--color-warning: rgba(230, 129, 97, 1);--color-info: rgba(167, 169, 169, 1);--color-focus-ring: rgba(156, 163, 175, .4);--color-btn-primary-text: rgba(19, 52, 59, 1);--color-card-border: rgba(119, 124, 124, .15);--color-card-border-inner: rgba(119, 124, 124, .15);--shadow-inset-sm: inset 0 1px 0 rgba(255, 255, 255, .1), inset 0 -1px 0 rgba(0, 0, 0, .15);--color-border-secondary: rgba(119, 124, 124, .2);--color-select-caret: rgba(245, 245, 245, .8);--widget-bg-color: #16181c;--hover-color: #202327;--color-danger: var(--color-error);--color-danger-light: var(--color-error-bg);--color-success-rgb: 156, 163, 175;--color-error-rgb: 255, 84, 89;--color-warning-rgb: 230, 129, 97;--color-info-rgb: 167, 169, 169;--color-success-bg: rgba(156, 163, 175, .1);--color-success-border: rgba(156, 163, 175, .2);--color-error-bg: rgba(255, 84, 89, .1);--color-error-border: rgba(255, 84, 89, .2);--color-info-bg: rgba(167, 169, 169, .1);--color-info-border: rgba(167, 169, 169, .2)}[data-color-scheme=light]{--color-background: rgba(252, 252, 249, 1);--color-surface: rgba(255, 255, 253, 1);--color-text: rgba(19, 52, 59, 1);--color-text-secondary: rgba(98, 108, 113, 1);--color-primary: rgba(55, 65, 81, 1);--color-primary-hover: rgba(31, 41, 55, 1);--color-primary-active: rgba(15, 23, 42, 1);--color-secondary: rgba(94, 82, 64, .12);--color-secondary-hover: rgba(94, 82, 64, .2);--color-secondary-active: rgba(94, 82, 64, .25);--color-border: rgba(94, 82, 64, .2);--color-btn-primary-text: rgba(252, 252, 249, 1);--color-card-border: rgba(94, 82, 64, .12);--color-card-border-inner: rgba(94, 82, 64, .12);--color-error: rgba(192, 21, 47, 1);--color-success: rgba(55, 65, 81, 1);--color-warning: rgba(168, 75, 47, 1);--color-info: rgba(98, 108, 113, 1);--color-focus-ring: rgba(55, 65, 81, .4);--widget-bg-color: #f7f9f9;--hover-color: #eff1f1;--color-success-bg: rgba(55, 65, 81, .1);--color-success-border: rgba(55, 65, 81, .2);--color-error-bg: rgba(192, 21, 47, .1);--color-error-border: rgba(192, 21, 47, .2);--color-info-bg: rgba(98, 108, 113, .1);--color-info-border: rgba(98, 108, 113, .2);--color-success-rgb: 55, 65, 81;--color-error-rgb: 192, 21, 47;--color-warning-rgb: 168, 75, 47;--color-info-rgb: 98, 108, 113}html{font-size:var(--font-size-base);font-family:var(--font-family-base);line-height:var(--line-height-normal);color:var(--color-text);background-color:var(--color-background);-webkit-font-smoothing:antialiased;box-sizing:border-box}body{margin:0;padding:0}*,*:before,*:after{box-sizing:inherit}h1,h2,h3,h4,h5,h6{margin:0;font-weight:var(--font-weight-semibold);line-height:var(--line-height-tight);color:var(--color-text);letter-spacing:var(--letter-spacing-tight)}h1{font-size:var(--font-size-4xl)}h2{font-size:var(--font-size-3xl)}h3{font-size:var(--font-size-2xl)}h4{font-size:var(--font-size-xl)}h5{font-size:var(--font-size-lg)}h6{font-size:var(--font-size-md)}p{margin:0 0 var(--space-16) 0}a{color:var(--color-primary);text-decoration:none;transition:color var(--duration-fast) var(--ease-standard)}a:hover{color:var(--color-primary-hover)}code,pre{font-family:var(--font-family-mono);font-size:calc(var(--font-size-base) * .95);background-color:var(--color-secondary);border-radius:var(--radius-sm)}code{padding:var(--space-1) var(--space-4)}pre{padding:var(--space-16);margin:var(--space-16) 0;overflow:auto;border:1px solid var(--color-border)}pre code{background:none;padding:0}@font-face{font-family:FKGroteskNeue;src:url(https://r2cdn.perplexity.ai/fonts/FKGroteskNeue.woff2) format("woff2")}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border-width:0}:focus-visible{outline:var(--focus-outline);outline-offset:2px}::-webkit-scrollbar{width:10px}::-webkit-scrollbar-track{background:var(--color-surface)}::-webkit-scrollbar-thumb{background:var(--color-border);border-radius:5px}::-webkit-scrollbar-thumb:hover{background:var(--color-text-secondary)}.avatar{border-radius:50%;object-fit:cover;transition:all var(--duration-fast) var(--ease-standard)}.avatar:hover{transform:scale(1.05)}.avatar-default{border-radius:50%;object-fit:cover;transition:all var(--duration-fast) var(--ease-standard);-webkit-user-select:none;user-select:none;border:2px solid var(--color-border)}.avatar-default:hover{transform:scale(1.05)}.btn{display:inline-flex;align-items:center;justify-content:center;padding:var(--space-8) var(--space-16);border-radius:var(--radius-base);font-size:var(--font-size-base);font-weight:500;line-height:1.5;cursor:pointer;transition:all var(--duration-normal) var(--ease-standard);border:none;text-decoration:none;position:relative}.btn:focus-visible{outline:none;box-shadow:var(--focus-ring)}.btn--primary{background:var(--color-primary);color:var(--color-btn-primary-text)}.btn--primary:hover{background:var(--color-primary-hover)}.btn--primary:active{background:var(--color-primary-active)}.btn--secondary{background:var(--color-secondary);color:var(--color-text)}.btn--secondary:hover{background:var(--color-secondary-hover)}.btn--secondary:active{background:var(--color-secondary-active)}.btn--outline{background:transparent;border:1px solid var(--color-border);color:var(--color-text)}.btn--outline:hover{background:var(--color-secondary)}.btn--sm{padding:var(--space-4) var(--space-8);font-size:var(--font-size-sm);border-radius:var(--radius-sm)}.btn--lg{padding:var(--space-10) var(--space-20);font-size:var(--font-size-lg);border-radius:var(--radius-md)}.btn--full-width{width:100%}.btn--danger{background-color:var(--color-error);color:#fff}.btn--danger:hover{background-color:var(--color-error);opacity:.9}.btn:disabled{opacity:.5;cursor:not-allowed}.form-control{display:block;width:100%;padding:var(--space-8) var(--space-12);font-size:var(--font-size-md);line-height:1.5;color:var(--color-text);background-color:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-base);transition:border-color var(--duration-fast) var(--ease-standard),box-shadow var(--duration-fast) var(--ease-standard)}textarea.form-control{font-family:var(--font-family-base);font-size:var(--font-size-base)}select.form-control{padding:var(--space-8) var(--space-12);-webkit-appearance:none;-moz-appearance:none;appearance:none;background-image:var(--select-caret-light);background-repeat:no-repeat;background-position:right var(--space-12) center;background-size:16px;padding-right:var(--space-32)}@media (prefers-color-scheme: dark){select.form-control{background-image:var(--select-caret-dark)}}[data-color-scheme=dark] select.form-control{background-image:var(--select-caret-dark)}[data-color-scheme=light] select.form-control{background-image:var(--select-caret-light)}.form-control:focus{border-color:var(--color-primary);outline:var(--focus-outline)}.form-label{display:block;margin-bottom:var(--space-8);font-weight:var(--font-weight-medium);font-size:var(--font-size-sm)}.form-group{margin-bottom:var(--space-16)}.card{background-color:var(--color-surface);border-radius:var(--radius-lg);border:1px solid var(--color-card-border);box-shadow:var(--shadow-sm);overflow:hidden;transition:box-shadow var(--duration-normal) var(--ease-standard)}.card:hover{box-shadow:var(--shadow-md)}.card__body{padding:var(--space-16)}.card__header,.card__footer{padding:var(--space-16);border-bottom:1px solid var(--color-card-border-inner)}.status{display:inline-flex;align-items:center;padding:var(--space-6) var(--space-12);border-radius:var(--radius-full);font-weight:var(--font-weight-medium);font-size:var(--font-size-sm)}.status--success{background-color:rgba(var(--color-success-rgb, 33, 128, 141),var(--status-bg-opacity));color:var(--color-success);border:1px solid rgba(var(--color-success-rgb, 33, 128, 141),var(--status-border-opacity))}.status--error{background-color:rgba(var(--color-error-rgb, 192, 21, 47),var(--status-bg-opacity));color:var(--color-error);border:1px solid rgba(var(--color-error-rgb, 192, 21, 47),var(--status-border-opacity))}.status--warning{background-color:rgba(var(--color-warning-rgb, 168, 75, 47),var(--status-bg-opacity));color:var(--color-warning);border:1px solid rgba(var(--color-warning-rgb, 168, 75, 47),var(--status-border-opacity))}.status--info{background-color:rgba(var(--color-info-rgb, 98, 108, 113),var(--status-bg-opacity));color:var(--color-info);border:1px solid rgba(var(--color-info-rgb, 98, 108, 113),var(--status-border-opacity))}.status-indicator{display:inline-block;width:8px;height:8px;border-radius:50%;margin-right:var(--space-8)}.status-indicator.online{background:var(--color-success)}.status-indicator.offline{background:var(--color-text-tertiary)}.status-indicator.away{background:var(--color-warning)}.settings-container{display:flex;flex-direction:column;gap:var(--space-16);padding:var(--space-16)}.settings-item{display:flex;justify-content:space-between;align-items:center;padding:var(--space-12) 0;border-bottom:1px solid var(--color-border)}.settings-item:last-child{border-bottom:none}.settings-item span:first-child{font-weight:var(--font-weight-medium);color:var(--color-text)}.settings-item .text-secondary{color:var(--color-text-secondary);font-size:var(--font-size-sm)}.settings-item input[type=checkbox]{width:20px;height:20px;accent-color:var(--color-primary);cursor:pointer}.settings-item input[type=checkbox]:focus{outline:2px solid var(--color-primary);outline-offset:2px}.theme-toggle-btn{display:flex;align-items:center;gap:var(--space-8);background:var(--color-secondary);color:var(--color-text);border:1px solid var(--color-border);border-radius:var(--radius-full);padding:var(--space-8) var(--space-16);font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);cursor:pointer;transition:all var(--duration-fast) var(--ease-standard)}.theme-toggle-btn:hover{background:var(--color-primary);color:var(--color-btn-primary-text);border-color:var(--color-primary)}.theme-toggle-btn i{font-size:var(--font-size-sm)}.toggle-switch{position:relative;display:inline-block;width:44px;height:24px}.toggle-switch input{opacity:0;width:0;height:0}.toggle-slider{position:absolute;cursor:pointer;top:0;left:0;right:0;bottom:0;background-color:var(--color-border);transition:all var(--duration-fast) var(--ease-standard);border-radius:24px}.toggle-slider:before{position:absolute;content:"";height:18px;width:18px;left:3px;bottom:3px;background-color:#fff;transition:all var(--duration-fast) var(--ease-standard);border-radius:50%;box-shadow:var(--shadow-sm)}.toggle-switch input:checked+.toggle-slider{background-color:var(--color-primary)}.toggle-switch input:checked+.toggle-slider:before{transform:translate(20px)}.toggle-switch input:focus+.toggle-slider{box-shadow:0 0 1px var(--color-primary)}@media (max-width: 768px){.settings-container{padding:var(--space-12)}.settings-item{padding:var(--space-8) 0}.theme-toggle-btn{padding:var(--space-6) var(--space-12)}}@media (max-width: 480px){.settings-container{padding:var(--space-8)}.settings-item{padding:var(--space-6) 0}.settings-item .text-secondary{font-size:var(--font-size-xs)}.theme-toggle-btn{padding:var(--space-4) var(--space-8);font-size:var(--font-size-xs)}}.mention{color:var(--color-primary);font-weight:var(--font-weight-medium);text-decoration:none;cursor:pointer;padding:2px 4px;border-radius:8px;transition:all var(--duration-fast) var(--ease-standard)}.mention:hover{background:rgba(var(--color-primary-rgb),.1);color:var(--color-primary);text-decoration:none}.mention.clickable{background:none;border:none;padding:4px 8px;border-radius:12px;cursor:pointer;font-family:inherit;font-size:inherit;text-decoration:none;transition:all var(--duration-fast) var(--ease-standard);display:inline-block}.mention.clickable:hover{background:rgba(var(--color-primary-rgb),.1);color:var(--color-primary);transform:translateY(-1px);text-decoration:none}.hashtag{color:var(--color-primary);font-weight:var(--font-weight-medium);background:none;border:none;padding:4px 8px;border-radius:12px;cursor:pointer;font-family:inherit;font-size:inherit;text-decoration:none;transition:all var(--duration-fast) var(--ease-standard);display:inline-block}.hashtag:hover{background:rgba(var(--color-primary-rgb),.1);color:var(--color-primary);transform:translateY(-1px)}.hashtag.clickable{cursor:pointer}.hashtag.clickable:hover{background:rgba(var(--color-primary-rgb),.1);color:var(--color-primary);transform:translateY(-1px)}.url{color:var(--color-primary);text-decoration:none;word-break:break-all}.url:hover{text-decoration:underline}[data-color-scheme=dark] .btn--outline{border:1px solid var(--color-border-secondary)}.rewhisp-indicator{display:flex;align-items:center;gap:8px;margin-bottom:12px;padding-left:20px;color:var(--text-muted);font-size:14px}.rewhisp-indicator i{color:var(--accent-color)}.rewhisp-comment{margin-bottom:16px;font-size:16px;line-height:1.5}.rewhisped-post{border:1px solid var(--border-color);border-radius:12px;padding:16px;margin-top:12px;background:var(--background-secondary)}.original-post-header{display:flex;align-items:center;gap:12px;margin-bottom:12px}.original-post-avatar{width:32px;height:32px;border-radius:50%;object-fit:cover}.original-post-user{flex:1;min-width:0}.original-post-name{font-size:14px;font-weight:600;margin:0;display:flex;align-items:center;gap:4px}.original-post-username{font-size:14px;color:var(--text-muted);margin:0;text-decoration:none;background:none;border:none;padding:0;cursor:pointer;font-family:inherit;transition:all var(--duration-fast) var(--ease-standard)}.original-post-username.clickable{cursor:pointer}.original-post-username:hover,.original-post-username.clickable:hover{color:var(--color-primary);text-decoration:underline}.original-post-time{font-size:14px;color:var(--text-muted);white-space:nowrap}.original-post-content{font-size:15px;line-height:1.5;margin-bottom:12px}.original-post-mentions,.original-post-hashtags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:8px}.original-post-stats{display:flex;gap:24px;padding-top:8px;border-top:1px solid var(--border-color)}.original-stat{display:flex;align-items:center;gap:4px;font-size:13px;color:var(--text-muted)}.original-stat i{font-size:12px}[data-theme=dark] .rewhisped-post{background:var(--background-tertiary);border-color:var(--border-color-dark)}[data-theme=dark] .original-post-stats{border-top-color:var(--border-color-dark)}.help-center-container,.contact-support-container,.legal-content-container{max-width:800px;margin:0 auto;padding:var(--space-16)}.search-section{margin-bottom:var(--space-24)}.search-input-wrapper{position:relative;max-width:500px;margin:0 auto}.search-icon{position:absolute;left:var(--space-12);top:50%;transform:translateY(-50%);color:var(--color-text-secondary);font-size:var(--font-size-base)}.search-input{width:100%;padding:var(--space-12) var(--space-12) var(--space-12) var(--space-40);border:1px solid var(--color-border);border-radius:var(--radius-lg);font-size:var(--font-size-base);background:var(--color-surface);color:var(--color-text);transition:border-color var(--duration-fast) var(--ease-standard)}.search-input:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px rgba(var(--color-primary-rgb),.1)}.categories-section{margin-bottom:var(--space-24)}.categories-list{display:flex;gap:var(--space-8);flex-wrap:wrap;justify-content:center}.category-button{padding:var(--space-8) var(--space-16);border:1px solid var(--color-border);border-radius:var(--radius-full);background:var(--color-surface);color:var(--color-text-secondary);font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);cursor:pointer;transition:all var(--duration-fast) var(--ease-standard)}.category-button:hover{background:var(--color-secondary);color:var(--color-text)}.category-button.active{background:var(--color-primary);color:var(--color-btn-primary-text);border-color:var(--color-primary)}.articles-section{margin-bottom:var(--space-32)}.articles-list{display:flex;flex-direction:column;gap:var(--space-16)}.help-article{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--space-20);transition:box-shadow var(--duration-fast) var(--ease-standard)}.help-article:hover{box-shadow:var(--shadow-md)}.article-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:var(--space-12);gap:var(--space-12)}.article-title{font-size:var(--font-size-lg);font-weight:var(--font-weight-semibold);color:var(--color-text);margin:0;flex:1}.article-category{background:var(--color-secondary);color:var(--color-text-secondary);padding:var(--space-4) var(--space-8);border-radius:var(--radius-sm);font-size:var(--font-size-xs);font-weight:var(--font-weight-medium);white-space:nowrap}.article-content{color:var(--color-text-secondary);line-height:1.6;margin-bottom:var(--space-12)}.article-tags{display:flex;gap:var(--space-8);flex-wrap:wrap}.tag{background:var(--color-primary);color:var(--color-btn-primary-text);padding:var(--space-2) var(--space-6);border-radius:var(--radius-sm);font-size:var(--font-size-xs);font-weight:var(--font-weight-medium)}.no-results{text-align:center;padding:var(--space-48) var(--space-16);color:var(--color-text-secondary)}.no-results i{font-size:3rem;margin-bottom:var(--space-16);color:var(--color-text-tertiary)}.no-results h3{margin:0 0 var(--space-8) 0;color:var(--color-text)}.contact-support-section{border-top:1px solid var(--color-border);padding-top:var(--space-24)}.contact-card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--space-24);text-align:center}.contact-card h3{margin:0 0 var(--space-12) 0;color:var(--color-text)}.contact-card p{margin:0 0 var(--space-20) 0;color:var(--color-text-secondary)}.support-form{max-width:600px;margin:0 auto}.form-section{margin-bottom:var(--space-24)}.form-section h3{margin:0 0 var(--space-12) 0;color:var(--color-text);font-size:var(--font-size-lg)}.user-info{background:var(--color-secondary);padding:var(--space-16);border-radius:var(--radius-md);margin-bottom:var(--space-16)}.user-info p{margin:0 0 var(--space-4) 0;color:var(--color-text-secondary)}.user-info p:last-child{margin-bottom:0}.priority-options{display:flex;flex-direction:column;gap:var(--space-8)}.priority-option{display:flex;align-items:flex-start;gap:var(--space-12);padding:var(--space-12);border:1px solid var(--color-border);border-radius:var(--radius-md);cursor:pointer;transition:all var(--duration-fast) var(--ease-standard)}.priority-option:hover{background:var(--color-secondary)}.priority-option input[type=radio]{margin-top:var(--space-2)}.priority-content{flex:1;display:flex;flex-direction:column;gap:var(--space-2)}.priority-label{font-weight:var(--font-weight-medium);color:var(--color-text)}.priority-description{font-size:var(--font-size-sm);color:var(--color-text-secondary)}.checkbox-label{display:flex;align-items:flex-start;gap:var(--space-8);cursor:pointer;color:var(--color-text)}.checkbox-label input[type=checkbox]{margin-top:var(--space-2)}.system-info-preview{margin-top:var(--space-8);padding:var(--space-8);background:var(--color-secondary);border-radius:var(--radius-sm);color:var(--color-text-secondary)}.success-message{text-align:center;padding:var(--space-48) var(--space-16)}.success-message i{font-size:3rem;color:var(--color-success);margin-bottom:var(--space-16)}.success-message h3{margin:0 0 var(--space-12) 0;color:var(--color-text)}.success-message p{margin:0 0 var(--space-24) 0;color:var(--color-text-secondary)}.error-message{display:flex;align-items:center;gap:var(--space-8);padding:var(--space-12);background:var(--color-error-bg);color:var(--color-error);border:1px solid var(--color-error-border);border-radius:var(--radius-md);margin-top:var(--space-16)}.error-message i{font-size:var(--font-size-base)}.legal-content{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--space-24)}.legal-section{margin-bottom:var(--space-32)}.legal-section:last-child{margin-bottom:0}.legal-section h3{color:var(--color-text);font-size:var(--font-size-lg);font-weight:var(--font-weight-semibold);margin:0 0 var(--space-16) 0}.legal-section p{color:var(--color-text-secondary);line-height:1.6;margin:0 0 var(--space-12) 0}.legal-section ul{color:var(--color-text-secondary);line-height:1.6;margin:var(--space-12) 0;padding-left:var(--space-20)}.legal-section li{margin-bottom:var(--space-4)}.legal-section strong{color:var(--color-text);font-weight:var(--font-weight-semibold)}.back-button{display:flex;align-items:center;justify-content:center;width:40px;height:40px;border:none;background:var(--color-secondary);color:var(--color-text);border-radius:var(--radius-full);cursor:pointer;transition:all var(--duration-fast) var(--ease-standard);margin-right:var(--space-12)}.back-button:hover{background:var(--color-primary);color:var(--color-btn-primary-text)}.feed-header-content{display:flex;align-items:center}@media (max-width: 768px){.help-center-container,.contact-support-container,.legal-content-container{padding:var(--space-12)}.categories-list{gap:var(--space-6)}.category-button{padding:var(--space-6) var(--space-12);font-size:var(--font-size-xs)}.help-article{padding:var(--space-16)}.article-header{flex-direction:column;align-items:flex-start;gap:var(--space-8)}.article-category{align-self:flex-start}.contact-card,.legal-content{padding:var(--space-16)}.priority-option{padding:var(--space-8)}}@media (max-width: 480px){.help-center-container,.contact-support-container,.legal-content-container{padding:var(--space-8)}.search-input{font-size:var(--font-size-sm)}.help-article{padding:var(--space-12)}.article-title{font-size:var(--font-size-base)}.contact-card,.legal-content{padding:var(--space-12)}.legal-section h3{font-size:var(--font-size-base)}}.message-btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.5rem 1rem;border:1px solid var(--color-border);border-radius:var(--radius-base);background:var(--color-surface);color:var(--color-text);font-size:var(--font-size-sm);font-weight:500;cursor:pointer;transition:all var(--duration-fast) var(--ease-standard);text-decoration:none}.message-btn:hover:not(:disabled){background:var(--color-primary);color:#fff;border-color:var(--color-primary)}.message-btn:disabled{opacity:.5;cursor:not-allowed}.message-btn-sm{padding:.375rem .75rem;font-size:var(--font-size-xs)}.message-btn-md{padding:.5rem 1rem;font-size:var(--font-size-sm)}.message-btn-lg{padding:.75rem 1.5rem;font-size:var(--font-size-base)}.message-btn i{font-size:.875em}.profile-actions{display:flex;align-items:center;gap:.75rem;margin-top:1rem}@media (max-width: 768px){.profile-actions{flex-direction:column;gap:.5rem}.profile-actions .message-btn,.profile-actions .follow-btn{width:100%}}.container{width:100%;margin-right:auto;margin-left:auto;padding-right:var(--space-16);padding-left:var(--space-16)}@media (min-width: 640px){.container{max-width:var(--container-sm)}}@media (min-width: 768px){.container{max-width:var(--container-md)}}@media (min-width: 1024px){.container{max-width:var(--container-lg)}}@media (min-width: 1280px){.container{max-width:var(--container-xl)}}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-center{justify-content:center}.justify-between{justify-content:space-between}.gap-4{gap:var(--space-4)}.gap-8{gap:var(--space-8)}.gap-16{gap:var(--space-16)}.m-0{margin:0}.mt-8{margin-top:var(--space-8)}.mb-8{margin-bottom:var(--space-8)}.mx-8{margin-left:var(--space-8);margin-right:var(--space-8)}.my-8{margin-top:var(--space-8);margin-bottom:var(--space-8)}.p-0{padding:0}.py-8{padding-top:var(--space-8);padding-bottom:var(--space-8)}.px-8{padding-left:var(--space-8);padding-right:var(--space-8)}.py-16{padding-top:var(--space-16);padding-bottom:var(--space-16)}.px-16{padding-left:var(--space-16);padding-right:var(--space-16)}.block{display:block}.hidden{display:none}@keyframes fadeInUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes bookmarkPop{0%{transform:scale(1)}50%{transform:scale(1.3)}to{transform:scale(1)}}@keyframes commentBounce{0%{transform:scale(1)}50%{transform:scale(1.1)}to{transform:scale(1)}}@keyframes likeHeartBeat{0%{transform:scale(1)}25%{transform:scale(1.2)}50%{transform:scale(1.1)}75%{transform:scale(1.3)}to{transform:scale(1)}}@keyframes repostSpin{0%{transform:scale(1) rotate(0)}50%{transform:scale(1.1) rotate(180deg)}to{transform:scale(1) rotate(360deg)}}@keyframes commentSlideIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes heartBeat{0%{transform:scale(1)}50%{transform:scale(1.3)}to{transform:scale(1)}}@keyframes modalSlideUp{0%{transform:translateY(100%)}to{transform:translateY(0)}}@keyframes modalFadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideIn{0%{opacity:0;transform:translate(-20px)}to{opacity:1;transform:translate(0)}}@keyframes scaleIn{0%{opacity:0;transform:scale(.9)}to{opacity:1;transform:scale(1)}}@keyframes bounce{0%,20%,53%,80%,to{transform:translateZ(0)}40%,43%{transform:translate3d(0,-30px,0)}70%{transform:translate3d(0,-15px,0)}90%{transform:translate3d(0,-4px,0)}}@keyframes pulse{0%{transform:scale(1)}50%{transform:scale(1.05)}to{transform:scale(1)}}@keyframes shake{0%,to{transform:translate(0)}10%,30%,50%,70%,90%{transform:translate(-10px)}20%,40%,60%,80%{transform:translate(10px)}}@keyframes loadingSpinner{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes skeletonLoading{0%{background-position:-200px 0}to{background-position:calc(200px + 100%) 0}}@keyframes toastSlideIn{0%{transform:translate(100%);opacity:0}to{transform:translate(0);opacity:1}}@keyframes toastSlideOut{0%{transform:translate(0);opacity:1}to{transform:translate(100%);opacity:0}}@keyframes modalSlideIn{0%{opacity:0;transform:scale(.9) translateY(-20px)}to{opacity:1;transform:scale(1) translateY(0)}}.animate-fade-in{animation:fadeIn .3s ease-out}.animate-fade-in-up{animation:fadeInUp .3s ease-out}.animate-slide-in{animation:slideIn .3s ease-out}.animate-scale-in{animation:scaleIn .3s ease-out}.animate-bounce{animation:bounce .6s ease-out}.animate-pulse{animation:pulse .6s ease-out}.animate-shake{animation:shake .6s ease-out}.animate-spin{animation:spin 1s linear infinite}.animate-loading{animation:loadingSpinner 1s linear infinite}.animate-skeleton{background:linear-gradient(90deg,var(--color-secondary) 25%,var(--color-border) 50%,var(--color-secondary) 75%);background-size:200px 100%;animation:skeletonLoading 1.5s infinite}.hover-lift{transition:transform .2s ease-out}.hover-lift:hover{transform:translateY(-2px)}.hover-scale{transition:transform .2s ease-out}.hover-scale:hover{transform:scale(1.05)}.hover-glow{transition:box-shadow .2s ease-out}.hover-glow:hover{box-shadow:0 0 20px rgba(var(--color-primary-rgb),.3)}.focus-ring{transition:box-shadow .2s ease-out}.focus-ring:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(var(--color-primary-rgb),.3)}@media (prefers-reduced-motion: reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}.app-container{display:flex;justify-content:center;max-width:1300px;margin:0 auto;min-height:100vh}@media (min-width: 769px){.app-container,.desktop-sidebar,.main-content{height:100vh;overflow:hidden}.content-container{height:100vh;overflow-y:auto;overflow-x:hidden}.right-sidebar{height:100vh;overflow:hidden}.right-sidebar-inner{height:calc(100vh - 32px);overflow-y:auto;overflow-x:hidden}}.desktop-sidebar{width:275px;background:var(--color-surface);border-right:1px solid var(--color-border);padding:16px;display:flex;flex-direction:column}.sidebar-brand{display:flex;align-items:center;margin-bottom:var(--space-32);padding:var(--space-16)}.sidebar-brand i{font-size:2rem;color:var(--color-primary);margin-right:var(--space-12)}.sidebar-brand h1{font-size:var(--font-size-2xl);color:var(--color-text);margin:0}.profile-figure{display:flex;align-items:center;margin-bottom:var(--space-32);padding:var(--space-16);border-radius:var(--radius-lg);background:linear-gradient(135deg,var(--color-primary) 0%,var(--color-primary-hover) 100%);color:var(--color-btn-primary-text);box-shadow:var(--shadow-sm);transition:all var(--duration-fast) var(--ease-standard);cursor:pointer;position:relative;overflow:hidden}.profile-figure-with-banner{background:none}.profile-figure-overlay{position:absolute;top:0;left:0;right:0;bottom:0;background:linear-gradient(135deg,#0006,#0009);border-radius:var(--radius-lg);z-index:1}.profile-figure:before{content:"";position:absolute;top:0;right:0;width:100px;height:100px;background:#ffffff1a;border-radius:50%;transform:translate(30px,-30px);transition:all var(--duration-fast) var(--ease-standard)}.profile-figure-with-banner:before{display:none}.profile-figure:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}.profile-figure:hover:before{transform:translate(20px,-20px) scale(1.1)}.profile-figure-avatar{position:relative;margin-right:var(--space-12);flex-shrink:0;z-index:2}.profile-figure-avatar .sidebar-avatar{border:3px solid rgba(255,255,255,.2);box-shadow:0 4px 8px #0000001a;transition:all var(--duration-fast) var(--ease-standard)}.profile-figure-with-banner .profile-figure-avatar .sidebar-avatar{border:3px solid rgba(255,255,255,.8);box-shadow:0 4px 12px #0000004d}.profile-figure:hover .profile-figure-avatar .sidebar-avatar{border-color:#fff6;transform:scale(1.05)}.profile-figure-verified{position:absolute;bottom:-2px;right:-2px;width:20px;height:20px;background:var(--color-success);border-radius:50%;display:flex;align-items:center;justify-content:center;border:2px solid var(--color-btn-primary-text);font-size:10px;color:#fff}.profile-figure-info{flex:1;min-width:0;z-index:2;position:relative}.profile-figure-name{font-size:var(--font-size-lg);font-weight:var(--font-weight-bold);color:var(--color-btn-primary-text);margin:0 0 var(--space-2) 0;line-height:1.2;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.profile-figure-username{font-size:var(--font-size-sm);color:#fffc;margin:0;line-height:1.2;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-weight:var(--font-weight-medium)}.profile-figure-loading{background:var(--color-secondary);color:var(--color-text);cursor:default}.profile-figure-loading:hover{transform:none;box-shadow:var(--shadow-sm)}.loading-avatar{width:56px;height:56px;border-radius:50%;background:var(--color-border);display:flex;align-items:center;justify-content:center;color:var(--color-text-secondary);font-size:var(--font-size-lg)}.loading-text{height:16px;background:var(--color-border);border-radius:var(--radius-sm);margin-bottom:var(--space-4);animation:pulse 1.5s ease-in-out infinite alternate}.profile-figure-name.loading-text{width:80%;height:18px}.profile-figure-username.loading-text{width:60%;height:14px}.sidebar-nav{flex:1}.nav-item{display:flex;align-items:center;padding:var(--space-12) var(--space-16);margin-bottom:var(--space-8);border-radius:var(--radius-lg);cursor:pointer;transition:all var(--duration-fast) var(--ease-standard);font-weight:var(--font-weight-medium);color:var(--color-text);text-decoration:none;border:none;background:none;font-family:inherit;font-size:inherit;width:100%;text-align:left}.nav-item:hover{background:var(--color-secondary);color:var(--color-text)}.nav-item.active{background:var(--color-primary);color:var(--color-btn-primary-text)}.nav-item i{font-size:1.25rem;margin-right:var(--space-16);width:20px}.nav-item .notification-badge{background:var(--color-error);color:#fff;border-radius:50%;width:18px;height:18px;font-size:var(--font-size-xs);margin-left:auto;display:flex;align-items:center;justify-content:center;min-width:18px;line-height:1}.sidebar-actions{margin-top:auto;padding-top:var(--space-16);border-top:1px solid var(--color-border)}.compose-btn{background:var(--color-primary);color:var(--color-btn-primary-text);border:none;border-radius:var(--radius-full);padding:var(--space-12) var(--space-24);font-size:var(--font-size-lg);font-weight:var(--font-weight-semibold);cursor:pointer;transition:all var(--duration-fast) var(--ease-standard);margin-bottom:var(--space-12);width:100%;display:flex;align-items:center;justify-content:center;gap:var(--space-8)}.compose-btn:hover{background-color:var(--color-primary-hover)}.logout-btn{background:var(--color-error);color:#fff;border:none;border-radius:var(--radius-full);padding:var(--space-12) var(--space-24);font-size:var(--font-size-base);font-weight:var(--font-weight-medium);cursor:pointer;transition:all var(--duration-fast) var(--ease-standard);width:100%;display:flex;align-items:center;justify-content:center;gap:var(--space-8)}.logout-btn:hover{background-color:var(--color-error);opacity:.9;transform:translateY(-1px)}.logout-btn:active{transform:translateY(0)}.mobile-logout-btn{background:var(--color-error);color:#fff;border:none;border-radius:var(--radius-full);padding:var(--space-8) var(--space-16);font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);cursor:pointer;transition:all var(--duration-fast) var(--ease-standard);display:flex;align-items:center;justify-content:center;gap:var(--space-6);width:100%}.mobile-logout-btn:hover{background-color:var(--color-error);opacity:.9}@media (min-width: 769px){.compose-btn{display:none}}@media (max-width: 768px){.compose-btn,.mobile-logout-btn{display:flex}}@media (min-width: 769px){.mobile-logout-btn{display:none}}.main-content{flex-grow:1;max-width:600px;width:100%;border-right:1px solid var(--color-border);border-left:1px solid var(--color-border);display:flex;flex-direction:column}.content-container{flex:1;position:relative}.view{position:absolute;top:0;left:0;width:100%;height:100%;opacity:0;transform:translate(20px);transition:all var(--duration-normal) var(--ease-standard);pointer-events:none;overflow-y:auto;overflow-x:hidden}.view.active{opacity:1;transform:translate(0);pointer-events:auto}.right-sidebar{width:350px;margin-left:32px;padding-top:16px}.right-sidebar-inner{position:sticky;top:16px}.mobile-bottom-nav{display:none;background:var(--color-surface);border-top:1px solid var(--color-border);padding:var(--space-8) 0}.mobile-bottom-nav-container{display:none;position:relative}.bottom-nav{display:flex;justify-content:space-around;align-items:center;gap:var(--space-4);padding:0 var(--space-8)}.bottom-nav-item{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:var(--space-6) var(--space-3);color:var(--color-text-secondary);text-decoration:none;border-radius:var(--radius-base);transition:all var(--duration-fast) var(--ease-standard);position:relative;min-width:64px;flex:1;max-width:80px;border:none;background:none;font-family:inherit;font-size:inherit;cursor:pointer}button.bottom-nav-item{text-decoration:none;outline:none}button.bottom-nav-item:focus{outline:none}button.bottom-nav-item:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px}.bottom-nav-item:hover{color:var(--color-primary);background:var(--color-secondary)}.bottom-nav-item.active{color:var(--color-primary)}.bottom-nav-item i{font-size:var(--font-size-lg);margin-bottom:var(--space-2)}.bottom-nav-item span{font-size:10px;line-height:1.2}.bottom-nav-item .notification-badge{position:absolute;top:1px;right:1px;background:var(--color-primary);color:#fff;font-size:var(--font-size-xs);font-weight:var(--font-weight-semibold);padding:1px 3px;border-radius:6px;min-width:14px;text-align:center;border:1px solid var(--color-surface);line-height:1;font-size:9px}.bottom-nav-item-placeholder{flex-basis:56px;flex-shrink:0}.floating-compose-btn{position:fixed;bottom:24px;right:24px;width:56px;height:56px;background:var(--color-primary);color:var(--color-btn-primary-text);border:none;border-radius:50%;cursor:pointer;box-shadow:0 4px 12px #00000026;transition:all var(--duration-fast) var(--ease-standard);z-index:1000;display:flex;align-items:center;justify-content:center;font-size:20px}.floating-compose-btn:hover{background:var(--color-primary-hover);transform:translateY(-2px);box-shadow:0 6px 16px #0003}.floating-compose-btn:active{transform:translateY(0);box-shadow:0 2px 8px #00000026}.floating-compose-btn i{font-size:20px}.fab-compose-btn{position:absolute;left:50%;transform:translate(-50%);bottom:16px;width:56px;height:56px;background-color:var(--color-primary);color:var(--color-btn-primary-text);border-radius:var(--radius-full);border:4px solid var(--color-background);box-shadow:var(--shadow-lg);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all var(--duration-normal) var(--ease-standard);z-index:1}.fab-compose-btn:hover{background-color:var(--color-primary-hover);transform:translate(-50%) translateY(-2px);box-shadow:0 12px 20px -4px #0000001a,0 4px 8px -2px #0000000a}.fab-compose-btn:active{background-color:var(--color-primary-active);transform:translate(-50%) translateY(0)}.fab-compose-btn i{font-size:24px}@media (max-width: 1200px){.right-sidebar{display:none}}@media (min-width: 769px){.feed-tab.notifications-tab{display:none!important}}@media (max-width: 768px){.app-container{flex-direction:column;padding-bottom:70px}.desktop-sidebar{display:none}.profile-figure{margin-bottom:var(--space-24);padding:var(--space-12)}.profile-figure-avatar .sidebar-avatar{border-width:2px}.profile-figure-with-banner .profile-figure-avatar .sidebar-avatar{border-width:2px;border-color:#ffffffe6}.profile-figure-name{font-size:var(--font-size-base)}.profile-figure-username{font-size:var(--font-size-xs)}.main-content{padding-bottom:70px;max-width:100%;border-left:none;border-right:none;overflow:hidden}.content-container{height:calc(100vh - 70px);overflow-y:auto;overflow-x:hidden}.view,.view.active{overflow:visible}.mobile-bottom-nav{display:block;position:fixed;bottom:0;left:0;right:0;z-index:100}.mobile-bottom-nav-container{display:block;position:fixed;bottom:0;left:0;right:0;z-index:100;background:var(--color-surface);border-top:1px solid var(--color-border);padding:var(--space-6) 0}.bottom-nav{justify-content:space-between;gap:var(--space-4);padding:0 var(--space-8)}.bottom-nav-item{padding:var(--space-6) var(--space-3);min-width:68px;max-width:120px}.bottom-nav-item i{font-size:24px;margin-bottom:var(--space-2)}.bottom-nav-item span{font-size:12px;line-height:1.3}.bottom-nav-item .notification-badge{top:4px;right:8px;padding:2px 6px;border-radius:10px;min-width:18px;font-size:11px;border-width:2px}.floating-compose-btn{display:none}.fab-compose-btn{width:56px;height:56px;bottom:16px}.fab-compose-btn i{font-size:24px}}@media (max-width: 480px){.mobile-bottom-nav-container{padding:var(--space-4) 0}.bottom-nav{gap:var(--space-2);padding:0 var(--space-4)}.bottom-nav-item{padding:var(--space-4) var(--space-2);min-width:60px;max-width:100px}.bottom-nav-item i{font-size:20px;margin-bottom:var(--space-1)}.bottom-nav-item span{font-size:11px;line-height:1.2}.bottom-nav-item .notification-badge{top:2px;right:6px;padding:1px 5px;border-radius:8px;min-width:16px;font-size:10px;border-width:1px}.floating-compose-btn{display:none}.fab-compose-btn{width:52px;height:52px;bottom:12px}.fab-compose-btn i{font-size:20px}}button.nav-item{text-decoration:none;outline:none}button.nav-item:focus{outline:none}button.nav-item:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px}.feed{max-width:600px;margin:0 auto;padding:var(--space-16);width:100%;box-sizing:border-box}.feed-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--space-24);position:sticky;top:0;background:var(--color-background);z-index:50;padding:var(--space-6) 0;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--color-border)}.feed-header h2{margin:0;font-size:var(--font-size-xl);font-weight:var(--font-weight-bold);color:var(--color-text)}.feed-tabs{display:flex;gap:var(--space-24);position:relative}.feed-tab{padding:var(--space-12) 0;font-weight:var(--font-weight-medium);color:var(--color-text-secondary);cursor:pointer;border-bottom:2px solid transparent;transition:all var(--duration-fast) var(--ease-standard);position:relative;z-index:2;border:none;background:none;font-family:inherit;font-size:inherit}button.feed-tab{outline:none}button.feed-tab:focus{outline:none}button.feed-tab:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px}.feed-tab:hover{color:var(--color-text);transform:translateY(-1px)}.feed-tab.active{color:var(--color-primary);border-bottom-color:var(--color-primary);transform:translateY(0)}.feed-tab .notification-badge{background:var(--color-error);color:#fff;border-radius:var(--radius-full);padding:2px 6px;font-size:var(--font-size-xs);font-weight:var(--font-weight-bold);margin-left:var(--space-4);min-width:18px;text-align:center;display:inline-block}.feed-tabs:after{content:"";position:absolute;bottom:0;left:0;height:2px;background:var(--color-primary);transition:all .3s cubic-bezier(.4,0,.2,1);z-index:1}.feed-tabs[data-active-tab=for-you]:after{width:60px;transform:translate(0)}.feed-tabs[data-active-tab=following]:after{width:70px;transform:translate(80px)}.feed-tabs[data-active-tab=notifications]:after{width:100px;transform:translate(160px)}@media (min-width: 769px){.feed-tabs[data-active-tab=notifications]:after{display:none}}.feed-tabs[data-active-tab=posts]:after{width:50px;transform:translate(0)}.feed-tabs[data-active-tab=media]:after{width:50px;transform:translate(70px)}.feed-tabs[data-active-tab=likes]:after{width:45px;transform:translate(140px)}.feed-tabs[data-active-tab=rewhisps]:after{width:70px;transform:translate(205px)}.feed-tabs[data-active-tab=bookmarks]:after{width:80px;transform:translate(285px)}.feed-tab-content{opacity:1;transform:translateY(0);transition:all .3s cubic-bezier(.4,0,.2,1)}.feed-tab-content.transitioning{opacity:0;transform:translateY(-10px)}.empty-feed-state{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:var(--space-48) var(--space-16);text-align:center;color:var(--color-text-secondary);min-height:300px;animation:emptyStateFadeIn .6s ease-out}@keyframes emptyStateFadeIn{0%{opacity:0;transform:scale(.95)}to{opacity:1;transform:scale(1)}}.empty-feed-icon{font-size:3rem;margin-bottom:var(--space-16);color:var(--color-text-tertiary);animation:iconBounce .8s ease-out .2s both}@keyframes iconBounce{0%{opacity:0;transform:scale(.5) translateY(20px)}50%{transform:scale(1.1) translateY(-5px)}to{opacity:1;transform:scale(1) translateY(0)}}.empty-feed-state h3{margin:0 0 var(--space-8) 0;font-size:var(--font-size-lg);font-weight:var(--font-weight-semibold);color:var(--color-text)}.empty-feed-state p{margin:0 0 var(--space-16) 0;font-size:var(--font-size-base);max-width:300px}.empty-feed-state .btn{margin-top:var(--space-8)}.posts-container{display:flex;flex-direction:column;gap:var(--space-16);width:100%;animation:fadeInUp .3s ease-out}@keyframes fadeInUp{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.post{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--space-16);margin-bottom:0;transition:all var(--duration-fast) var(--ease-standard);width:100%;box-sizing:border-box;position:relative;z-index:1;animation:postSlideIn .4s ease-out;animation-fill-mode:both}.post:nth-child(1){animation-delay:.1s}.post:nth-child(2){animation-delay:.15s}.post:nth-child(3){animation-delay:.2s}.post:nth-child(4){animation-delay:.25s}.post:nth-child(5){animation-delay:.3s}.post:nth-child(6){animation-delay:.35s}.post:nth-child(7){animation-delay:.4s}.post:nth-child(8){animation-delay:.45s}.post:nth-child(9){animation-delay:.5s}@keyframes postSlideIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.post:hover{border-color:var(--color-primary);box-shadow:var(--shadow-md);transform:translateY(-2px)}.post:last-child{margin-bottom:var(--space-16)}.post.menu-open{z-index:9998}.post-header{display:flex;align-items:center;margin-bottom:var(--space-12)}.post-avatar{width:48px;height:48px;border-radius:var(--radius-full);margin-right:var(--space-12);object-fit:cover}.post-user{flex:1}.post-name{font-weight:var(--font-weight-semibold);color:var(--color-text);margin:0;display:flex;align-items:center;gap:var(--space-4)}.verified-badge{color:var(--color-primary);font-size:var(--font-size-sm)}.post-username{color:var(--color-text-secondary);font-size:var(--font-size-sm);margin:0;text-decoration:none;background:none;border:none;padding:0;cursor:pointer;font-family:inherit;transition:all var(--duration-fast) var(--ease-standard)}.post-username.clickable{cursor:pointer}.post-username:hover,.post-username.clickable:hover{color:var(--color-primary);text-decoration:underline}.post-time{color:var(--color-text-secondary);font-size:var(--font-size-sm)}.post-content{margin-bottom:var(--space-16);line-height:1.6;color:var(--color-text)}.post-image{width:100%;max-height:400px;object-fit:cover;border-radius:var(--radius-md);margin-bottom:var(--space-16);cursor:pointer;transition:all var(--duration-fast) var(--ease-standard)}.post-image:hover{transform:scale(1.02)}.post-video-container{position:relative;width:100%;border-radius:var(--radius-md);overflow:hidden;margin-bottom:var(--space-16);background:var(--color-surface);cursor:pointer}.post-video{width:100%;max-height:400px;object-fit:cover;display:block;border-radius:var(--radius-md);transition:all var(--duration-fast) var(--ease-standard)}.post-video:hover{transform:scale(1.01)}.video-overlay{position:absolute;top:0;left:0;right:0;bottom:0;background:#0000004d;display:flex;align-items:center;justify-content:center;border-radius:var(--radius-md);transition:all var(--duration-fast) var(--ease-standard)}.video-overlay:hover{background:#0006}.video-play-btn{width:60px;height:60px;border-radius:var(--radius-full);background:#ffffffe6;border:none;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all var(--duration-fast) var(--ease-standard);color:var(--color-text);font-size:var(--font-size-lg)}.video-play-btn:hover{background:#fff;transform:scale(1.1)}.video-play-btn i{margin-left:2px}.post-hashtags{margin-bottom:var(--space-16)}.hashtag{color:var(--color-primary);text-decoration:none;margin-right:var(--space-8)}.hashtag:hover{text-decoration:underline}.post-actions{display:flex;justify-content:space-between;align-items:center;gap:var(--space-16);padding-top:var(--space-12);border-top:1px solid var(--color-border)}.post-action{background:none;border:none;color:var(--color-text-secondary);font-size:var(--font-size-sm);cursor:pointer;padding:var(--space-8) var(--space-12);border-radius:var(--radius-lg);transition:all var(--duration-fast) var(--ease-standard);display:flex;align-items:center;gap:var(--space-6);position:relative;overflow:hidden}.post-action:hover{background:var(--color-secondary);color:var(--color-text);transform:scale(1.05)}.post-action.liked{color:var(--color-primary)}.post-action.reposted{color:var(--color-success)}.post-action.bookmarked{color:var(--color-warning)}.post-action.bookmarked i{animation:bookmarkPop .3s ease-out}.post-action.comment-btn:hover{color:var(--color-primary)}.post-action.comment-btn:hover i{transform:rotate(5deg)}.post-action.comment-btn .comment-count{transition:all var(--duration-fast) var(--ease-standard)}.post-action:disabled{opacity:.5;cursor:not-allowed}.post-action:disabled:hover{background:transparent;transform:none}.post-actions-menu{position:relative;z-index:1000}.post-actions-menu.menu-open{z-index:10000}.post-actions-menu .menu-trigger{padding:var(--space-8);min-width:40px;justify-content:center}.post-actions-dropdown{position:absolute;top:100%;right:0;background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);z-index:9999;min-width:180px;overflow:hidden;animation:dropdownSlideIn .2s ease-out;margin-top:var(--space-4)}.post-action-item{display:flex;align-items:center;gap:var(--space-12);padding:var(--space-12) var(--space-16);background:none;border:none;color:var(--color-text);font-size:var(--font-size-sm);cursor:pointer;width:100%;text-align:left;transition:all var(--duration-fast) var(--ease-standard)}.post-action-item:hover{background:var(--color-secondary);color:var(--color-text)}.post-action-item i{width:16px;text-align:center;color:var(--color-text-secondary)}.post-action-item:hover i{color:var(--color-text)}.post-action-item.delete-action{color:var(--color-danger)}.post-action-item.delete-action:hover{background:var(--color-danger-light);color:var(--color-danger)}.post-action-item.delete-action i,.post-action-item.delete-action:hover i{color:var(--color-danger)}@keyframes dropdownSlideIn{0%{opacity:0;transform:translateY(-8px) scale(.95)}to{opacity:1;transform:translateY(0) scale(1)}}.post-media{margin-bottom:var(--space-16);border-radius:var(--radius-lg);overflow:hidden}.post-media-grid{display:grid;gap:var(--space-2)}.post-media-grid.single{grid-template-columns:1fr}.post-media-grid.grid{grid-template-columns:1fr 1fr}.post-media-grid.grid:has(.post-media-item:nth-child(3)){grid-template-areas:"a a" "b c"}.post-media-grid.grid:has(.post-media-item:nth-child(4)){grid-template-columns:1fr 1fr}.post-media-item{position:relative;border-radius:var(--radius-md);overflow:hidden;aspect-ratio:16/9;background:var(--color-secondary);cursor:pointer;transition:all var(--duration-fast) var(--ease-standard)}.post-media-item:hover{transform:scale(1.02)}.post-media-item.single{aspect-ratio:16/9}.post-media-item.grid{aspect-ratio:1}.post-media-image,.post-media-video{width:100%;height:100%;object-fit:cover;display:block}.post-media,.post-link-preview{margin-bottom:var(--space-16)}.post-link-preview-card{border:1px solid var(--color-border);border-radius:var(--radius-lg);overflow:hidden;background:var(--color-surface);cursor:pointer;transition:all var(--duration-fast) var(--ease-standard)}.post-link-preview-card:hover{border-color:var(--color-primary);box-shadow:var(--shadow-md)}.post-link-preview-image{width:100%;height:200px;overflow:hidden}.post-link-preview-image img{width:100%;height:100%;object-fit:cover}.post-link-preview-content{padding:var(--space-16)}.post-link-preview-title{font-weight:var(--font-weight-semibold);color:var(--color-text);margin-bottom:var(--space-4);line-height:1.4}.post-link-preview-description{color:var(--color-text-secondary);font-size:var(--font-size-sm);margin-bottom:var(--space-8);line-height:1.5}.post-link-preview-url{color:var(--color-primary);font-size:var(--font-size-sm);font-weight:var(--font-weight-medium)}.youtube-embed{margin:var(--space-16) 0;border-radius:var(--radius-lg);overflow:hidden;background:var(--color-surface);border:1px solid var(--color-border);transition:all var(--duration-fast) var(--ease-standard)}.youtube-embed:hover{border-color:var(--color-primary);box-shadow:var(--shadow-md)}.youtube-embed iframe{width:100%;height:315px;border:none;display:block}@media (max-width: 768px){.youtube-embed iframe{height:200px}}@media (max-width: 480px){.youtube-embed iframe{height:180px}}.post-mentions{margin-bottom:var(--space-16);display:flex;flex-wrap:wrap;gap:var(--space-8)}.post-mentions .mention{color:var(--color-primary);font-weight:var(--font-weight-medium);text-decoration:none;transition:all var(--duration-fast) var(--ease-standard)}.post-mentions .mention:hover{text-decoration:underline;opacity:.8}.post-reply-settings{background:var(--color-secondary);border-radius:var(--radius-lg);padding:var(--space-12);margin-bottom:var(--space-16);border:1px solid var(--color-border)}.post-reply-setting{display:flex;align-items:center;gap:var(--space-8);font-size:var(--font-size-sm);color:var(--color-text-secondary)}.post-reply-setting:not(:last-child){margin-bottom:var(--space-4)}.post-reply-setting i{width:14px;text-align:center;font-size:var(--font-size-xs)}.post-reply-setting span{flex:1}@media (max-width: 768px){.feed{margin:0;border-radius:0}.feed-header{padding:var(--space-16) var(--space-12);border-bottom:1px solid var(--color-border)}.feed-tabs{gap:var(--space-16)}.feed-tab{font-size:var(--font-size-sm);padding:var(--space-8) 0}.posts-container{padding:var(--space-12)}.post{margin-bottom:var(--space-12)}.post-actions{gap:var(--space-16)}.post-action{font-size:var(--font-size-sm)}.feed-tabs[data-active-tab=posts]:after{width:45px;transform:translate(0)}.feed-tabs[data-active-tab=media]:after{width:45px;transform:translate(60px)}.feed-tabs[data-active-tab=likes]:after{width:40px;transform:translate(120px)}.feed-tabs[data-active-tab=rewhisps]:after{width:65px;transform:translate(175px)}.feed-tabs[data-active-tab=bookmarks]:after{width:75px;transform:translate(255px)}}@media (max-width: 480px){.feed{padding:var(--space-8)}.feed-header{padding:var(--space-6) 0;margin-bottom:var(--space-12);position:sticky;top:0;z-index:50;background:var(--color-background);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--color-border)}.feed-header h2{font-size:var(--font-size-lg)}.posts-container{gap:var(--space-8)}.post{padding:var(--space-8);margin-bottom:0}.post:last-child{margin-bottom:var(--space-8)}.post-actions{gap:var(--space-8)}.post-action{padding:var(--space-6) var(--space-8);font-size:var(--font-size-xs)}.post-actions-dropdown{min-width:160px}.post-action-item{padding:var(--space-10) var(--space-12);font-size:var(--font-size-xs)}.post-actions-menu .menu-trigger{padding:var(--space-6);min-width:36px}.post-video{max-height:300px}.video-play-btn{width:50px;height:50px;font-size:var(--font-size-md)}}.mobile-bookmarks-tab{display:none}@media (max-width: 768px){.mobile-bookmarks-tab{display:block!important}}.post-actions-backdrop{position:fixed;top:0;left:0;right:0;bottom:0;background:#00000059;z-index:9998;animation:fadeInBackdrop .2s;transform:translateZ(0)}@keyframes fadeInBackdrop{0%{opacity:0}to{opacity:1}}.post-actions-sheet{position:fixed;left:0;right:0;bottom:60px;z-index:9999;background:var(--color-surface);border-top-left-radius:var(--radius-xl);border-top-right-radius:var(--radius-xl);box-shadow:0 -4px 24px #0000001f;animation:slideUpSheet .22s cubic-bezier(.16,1,.3,1);width:100vw;max-width:100vw;padding-bottom:var(--space-12);transform:translateZ(0)}@keyframes slideUpSheet{0%{transform:translateY(100%)}to{transform:translateY(0)}}.post-actions-sheet-inner{display:flex;flex-direction:column;gap:0;padding:var(--space-8) 0}.post-actions-sheet .post-action-item{width:100%;justify-content:flex-start;font-size:var(--font-size-lg);padding:var(--space-16) var(--space-24);border-radius:0;border-bottom:1px solid var(--color-border);background:none}.post-actions-sheet .post-action-item:last-child{border-bottom:none}@media (max-width: 600px){.post-actions-dropdown{display:none!important}.post-actions-sheet{display:block;bottom:0!important;padding-bottom:env(safe-area-inset-bottom,12px)}}.modal-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:1000;opacity:0;visibility:hidden;transition:all var(--duration-normal) var(--ease-standard)}.modal-overlay.active{opacity:1;visibility:visible}.modal{background:var(--color-surface);border-radius:var(--radius-lg);width:90%;max-width:500px;max-height:80vh;overflow-y:auto;transform:scale(.9) translateY(-20px);transition:all var(--duration-normal) var(--ease-standard)}.modal-overlay.active .modal{transform:scale(1) translateY(0)}.compose-modal{max-width:600px;max-height:90vh;width:95%}.compose-modal .modal-header{display:flex;justify-content:space-between;align-items:center;padding:var(--space-16) var(--space-20);border-bottom:1px solid var(--color-border);background:var(--color-surface);position:sticky;top:0;z-index:10}.modal-header-left{display:flex;align-items:center;gap:var(--space-12)}.modal-title{font-size:var(--font-size-lg);font-weight:var(--font-weight-semibold);margin:0}.modal-close{background:transparent;border:none;font-size:1.25rem;cursor:pointer;color:var(--color-text-secondary);padding:var(--space-8);border-radius:var(--radius-full);transition:all var(--duration-fast) var(--ease-standard);display:flex;align-items:center;justify-content:center;width:32px;height:32px}.modal-close:hover{background:var(--color-secondary);color:var(--color-text)}.compose-form{padding:var(--space-20)}.compose-user{display:flex;align-items:flex-start;margin-bottom:var(--space-20);gap:var(--space-12)}.compose-avatar{width:48px;height:48px;border-radius:var(--radius-full);flex-shrink:0}.compose-user-info{flex:1}.compose-user-name{font-weight:var(--font-weight-semibold);color:var(--color-text);margin-bottom:var(--space-2)}.compose-user-username{color:var(--color-text-secondary);font-size:var(--font-size-sm)}.compose-content{margin-bottom:var(--space-20)}.compose-textarea-container{position:relative;margin-bottom:var(--space-16)}.compose-textarea{width:100%;min-height:120px;max-height:200px;border:none;outline:none;font-family:var(--font-family-base);font-size:var(--font-size-lg);color:var(--color-text);background:transparent;resize:none;padding:var(--space-12);line-height:1.5;transition:all var(--duration-fast) var(--ease-standard)}.compose-textarea::placeholder{color:var(--color-text-secondary)}.compose-textarea:focus{background:var(--color-secondary);border-radius:var(--radius-base)}.media-preview{margin-top:var(--space-16);border-radius:var(--radius-lg);overflow:hidden;background:var(--color-surface);border:1px solid var(--color-border)}.media-grid{display:grid;gap:var(--space-4);padding:var(--space-4)}.media-grid:has(.single){grid-template-columns:1fr}.media-grid:has(.grid:nth-child(2)){grid-template-columns:1fr 1fr}.media-grid:has(.grid:nth-child(3)){grid-template-columns:1fr 1fr}.media-grid:has(.grid:nth-child(3) .grid:first-child){grid-template-areas:"a a" "b c"}.media-grid:has(.grid:nth-child(4)){grid-template-columns:1fr 1fr}.media-item{position:relative;border-radius:var(--radius-md);overflow:hidden;aspect-ratio:16/9;background:var(--color-secondary)}.media-item.single{aspect-ratio:16/9}.media-item.grid{aspect-ratio:1}.media-item img,.media-item video{width:100%;height:100%;object-fit:cover;display:block}.media-remove{position:absolute;top:var(--space-8);right:var(--space-8);background:#000000b3;color:#fff;border:none;border-radius:var(--radius-full);width:32px;height:32px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all var(--duration-fast) var(--ease-standard)}.media-remove:hover{background:#000000e6;transform:scale(1.1)}.media-remove-all{background:var(--color-error);color:#fff;border:none;padding:var(--space-8) var(--space-16);border-radius:var(--radius-base);cursor:pointer;display:flex;align-items:center;gap:var(--space-8);margin:var(--space-12);transition:all var(--duration-fast) var(--ease-standard)}.media-remove-all:hover{background:var(--color-error);opacity:.9}.link-preview{margin-top:var(--space-16)}.link-preview-card{border:1px solid var(--color-border);border-radius:var(--radius-lg);overflow:hidden;background:var(--color-surface);position:relative;transition:all var(--duration-fast) var(--ease-standard)}.link-preview-card:hover{border-color:var(--color-primary);box-shadow:var(--shadow-md)}.link-preview-image{width:100%;height:200px;overflow:hidden}.link-preview-image img{width:100%;height:100%;object-fit:cover}.link-preview-content{padding:var(--space-16)}.link-preview-title{font-weight:var(--font-weight-semibold);color:var(--color-text);margin-bottom:var(--space-4);line-height:1.4}.link-preview-description{color:var(--color-text-secondary);font-size:var(--font-size-sm);margin-bottom:var(--space-8);line-height:1.5}.link-preview-url{color:var(--color-primary);font-size:var(--font-size-sm);font-weight:var(--font-weight-medium)}.link-preview-remove{position:absolute;top:var(--space-8);right:var(--space-8);background:#000000b3;color:#fff;border:none;border-radius:var(--radius-full);width:32px;height:32px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all var(--duration-fast) var(--ease-standard)}.link-preview-remove:hover{background:#000000e6;transform:scale(1.1)}.youtube-preview{margin-top:var(--space-16)}.youtube-preview-card{border:1px solid var(--color-border);border-radius:var(--radius-lg);overflow:hidden;background:var(--color-surface);position:relative;transition:all var(--duration-fast) var(--ease-standard)}.youtube-preview-card:hover{border-color:red;box-shadow:var(--shadow-md)}.youtube-preview-embed{width:100%;height:200px;overflow:hidden}.youtube-preview-embed iframe{width:100%;height:100%;border:none;display:block}.youtube-preview-content{padding:var(--space-12)}.youtube-preview-title{display:flex;align-items:center;gap:var(--space-8);font-weight:var(--font-weight-semibold);color:var(--color-text);margin-bottom:var(--space-4);font-size:var(--font-size-sm)}.youtube-preview-title i{color:red;font-size:var(--font-size-base)}.youtube-preview-url{color:var(--color-text-secondary);font-size:var(--font-size-xs);word-break:break-all;line-height:1.4}.youtube-preview-remove{position:absolute;top:var(--space-8);right:var(--space-8);background:#000000b3;color:#fff;border:none;border-radius:var(--radius-full);width:32px;height:32px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all var(--duration-fast) var(--ease-standard)}.youtube-preview-remove:hover{background:#000000e6;transform:scale(1.1)}.reply-settings{background:var(--color-secondary);border-radius:var(--radius-lg);padding:var(--space-16);margin-bottom:var(--space-16)}.reply-setting-item{display:flex;align-items:center;gap:var(--space-12);padding:var(--space-8) 0}.reply-setting-item:not(:last-child){border-bottom:1px solid var(--color-border)}.reply-setting-item i{color:var(--color-text-secondary);width:16px;text-align:center}.reply-setting-item span{flex:1;font-size:var(--font-size-sm);color:var(--color-text)}.reply-select{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-base);padding:var(--space-6) var(--space-12);font-size:var(--font-size-sm);color:var(--color-text);cursor:pointer;transition:all var(--duration-fast) var(--ease-standard)}.reply-select:focus{border-color:var(--color-primary);outline:none}.compose-actions{display:flex;justify-content:space-between;align-items:center;padding-top:var(--space-16);border-top:1px solid var(--color-border)}.compose-tools{display:flex;gap:var(--space-8)}.compose-tool-btn{background:transparent;border:none;color:var(--color-primary);padding:var(--space-8);border-radius:var(--radius-full);cursor:pointer;transition:all var(--duration-fast) var(--ease-standard);display:flex;align-items:center;justify-content:center;width:40px;height:40px}.compose-tool-btn:hover{background:var(--color-secondary);transform:scale(1.1)}.compose-tool-btn:active{transform:scale(.95)}.compose-tool-btn i{font-size:var(--font-size-lg)}.compose-counter{display:flex;align-items:center;gap:var(--space-12)}.char-counter-container{display:flex;flex-direction:column;align-items:center;gap:var(--space-4)}.char-counter{font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);color:var(--color-text-secondary);transition:all var(--duration-fast) var(--ease-standard)}.char-counter.warning{color:var(--color-warning)}.char-counter.error{color:var(--color-error)}.char-counter-bar{width:40px;height:4px;background:var(--color-border);border-radius:var(--radius-full);overflow:hidden}.char-counter-progress{height:100%;background:var(--color-primary);border-radius:var(--radius-full);transition:all var(--duration-fast) var(--ease-standard);width:100%}.char-counter-progress.warning{background:var(--color-warning)}.char-counter-progress.error{background:var(--color-error)}.compose-modal .btn--primary{padding:var(--space-10) var(--space-20);font-size:var(--font-size-base);font-weight:var(--font-weight-semibold);border-radius:var(--radius-full);display:flex;align-items:center;gap:var(--space-8);transition:all var(--duration-fast) var(--ease-standard)}.compose-modal .btn--primary:hover:not(:disabled){transform:translateY(-1px);box-shadow:var(--shadow-md)}.compose-modal .btn--primary:disabled{opacity:.5;cursor:not-allowed;transform:none}.comment-modal{position:fixed;top:0;left:0;width:100%;height:100%;z-index:1000;opacity:0;visibility:hidden;transition:all var(--duration-standard) var(--ease-standard)}.comment-modal.visible{opacity:1;visibility:visible}.comment-modal-overlay{position:absolute;top:0;left:0;width:100%;height:100%;background:#00000080;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);opacity:0;transition:opacity var(--duration-standard) var(--ease-standard)}.comment-modal.visible .comment-modal-overlay{opacity:1}.comment-modal-container{position:absolute;bottom:0;left:0;width:100%;height:80vh;max-height:600px;background:var(--color-background);border-radius:var(--radius-xl) var(--radius-xl) 0 0;transform:translateY(100%);transition:transform var(--duration-standard) var(--ease-standard);display:flex;flex-direction:column;overflow:hidden}.comment-modal.visible .comment-modal-container{transform:translateY(0)}.comment-modal-header{display:flex;align-items:center;justify-content:space-between;padding:var(--space-16) var(--space-20);border-bottom:1px solid var(--color-border);background:var(--color-background);flex-shrink:0}.comment-modal-close{background:none;border:none;color:var(--color-text-secondary);font-size:var(--font-size-lg);cursor:pointer;padding:var(--space-8);border-radius:var(--radius-md);transition:all var(--duration-fast) var(--ease-standard);display:flex;align-items:center;justify-content:center}.comment-modal-close:hover{background:var(--color-secondary);color:var(--color-text);transform:scale(1.1)}.comment-modal-title{font-size:var(--font-size-lg);font-weight:700;color:var(--color-text);margin:0}.comment-modal-content{flex:1;display:flex;flex-direction:column;overflow:hidden;min-height:0}.comment-list{flex:1;overflow-y:auto;padding:var(--space-16);display:flex;flex-direction:column;gap:var(--space-16);min-height:0;-webkit-overflow-scrolling:touch}.comment-list:not(:empty){padding-top:var(--space-20)}.comment-empty{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:var(--space-32);color:var(--color-text-secondary);text-align:center}.comment-empty i{font-size:var(--font-size-2xl);margin-bottom:var(--space-12);opacity:.5}.comment-empty p{font-size:var(--font-size-base);margin:0}.comment-item{display:flex;gap:var(--space-12);animation:commentSlideIn .3s ease-out}.comment-avatar{width:40px;height:40px;border-radius:50%;object-fit:cover;flex-shrink:0}.comment-content{flex:1;min-width:0}.comment-header{display:flex;align-items:center;gap:var(--space-8);margin-bottom:var(--space-4);flex-wrap:wrap}.comment-author{font-weight:600;color:var(--color-text);font-size:var(--font-size-sm)}.comment-username{color:var(--color-text-secondary);font-size:var(--font-size-sm)}.comment-time{color:var(--color-text-tertiary);font-size:var(--font-size-xs)}.comment-text{color:var(--color-text);font-size:var(--font-size-sm);line-height:1.4;margin-bottom:var(--space-8);word-wrap:break-word}.comment-text .mention,.comment-text .hashtag{color:var(--color-primary);font-weight:500}.comment-text .url{color:var(--color-primary);text-decoration:none}.comment-text .url:hover{text-decoration:underline}.comment-actions{display:flex;gap:var(--space-16)}.comment-like-btn,.comment-reply-btn{background:none;border:none;color:var(--color-text-secondary);font-size:var(--font-size-sm);cursor:pointer;padding:var(--space-4) var(--space-8);border-radius:var(--radius-md);transition:all var(--duration-fast) var(--ease-standard);display:flex;align-items:center;gap:var(--space-4)}.comment-like-btn:hover,.comment-reply-btn:hover{background:var(--color-secondary);color:var(--color-text);transform:scale(1.05)}.comment-like-btn.liked{color:var(--color-primary)}.comment-like-btn.liked i{animation:heartBeat .3s ease-out}.comment-input-container{padding:var(--space-16) var(--space-20);border-top:1px solid var(--color-border);background:var(--color-background);flex-shrink:0}.comment-input-wrapper{display:flex;gap:var(--space-12);align-items:flex-end}.comment-input-avatar{width:40px;height:40px;border-radius:50%;object-fit:cover;flex-shrink:0}.comment-input-field{flex:1;position:relative}.comment-input{width:100%;border:1px solid var(--color-border);border-radius:var(--radius-xl);padding:var(--space-12) var(--space-16);font-family:inherit;font-size:var(--font-size-sm);color:var(--color-text);background:var(--color-background);resize:none;outline:none;transition:all var(--duration-fast) var(--ease-standard);min-height:44px;max-height:120px;line-height:1.4}.comment-input:focus{border-color:var(--color-primary);box-shadow:0 0 0 2px var(--color-primary-light)}.comment-input::placeholder{color:var(--color-text-secondary)}.comment-input-actions{position:absolute;right:var(--space-8);bottom:var(--space-8);display:flex;gap:var(--space-4)}.comment-input-emoji,.comment-input-submit{background:none;border:none;color:var(--color-text-secondary);font-size:var(--font-size-sm);cursor:pointer;padding:var(--space-4);border-radius:50%;transition:all var(--duration-fast) var(--ease-standard);display:flex;align-items:center;justify-content:center;width:28px;height:28px}.comment-input-emoji:hover{background:var(--color-secondary);color:var(--color-text);transform:scale(1.1)}.comment-input-submit{background:var(--color-primary);color:#fff}.comment-input-submit:hover:not(:disabled){background:var(--color-primary-dark);transform:scale(1.1)}.comment-input-submit:disabled{background:var(--color-text-tertiary);cursor:not-allowed;transform:none}@media (max-width: 768px){.compose-modal{width:100%;height:100%;max-height:100vh;border-radius:0;margin:0}.compose-modal .modal-header{padding:var(--space-12) var(--space-16)}.compose-form{padding:var(--space-16)}.compose-user{margin-bottom:var(--space-16)}.compose-avatar{width:40px;height:40px}.compose-textarea{font-size:var(--font-size-base);min-height:100px}.compose-tools{gap:var(--space-4)}.compose-tool-btn{width:36px;height:36px;padding:var(--space-6)}.compose-tool-btn i{font-size:var(--font-size-base)}.reply-settings{padding:var(--space-12)}.reply-setting-item{padding:var(--space-6) 0}.media-grid{gap:var(--space-2);padding:var(--space-2)}.media-remove,.link-preview-remove{width:28px;height:28px;top:var(--space-6);right:var(--space-6)}.comment-modal-container{height:85vh;max-height:none}.comment-modal-header{padding:var(--space-12) var(--space-16);min-height:60px}.comment-modal-title{font-size:var(--font-size-base)}.comment-list{padding:var(--space-12) var(--space-16);gap:var(--space-12);padding-top:var(--space-8);padding-bottom:var(--space-8)}.comment-list:not(:empty){padding-top:var(--space-16)}.comment-item{gap:var(--space-8)}.comment-avatar{width:32px;height:32px}.comment-text{font-size:var(--font-size-sm)}.comment-actions{gap:var(--space-12)}.comment-like-btn,.comment-reply-btn{font-size:var(--font-size-xs);padding:var(--space-2) var(--space-6)}.comment-input-container{padding:var(--space-12) var(--space-16);min-height:80px}.comment-input-wrapper{gap:var(--space-8)}.comment-input-avatar{width:32px;height:32px}.comment-input{padding:var(--space-8) var(--space-12);font-size:var(--font-size-sm);min-height:40px}.comment-input-actions{right:var(--space-6);bottom:var(--space-6)}.comment-input-emoji,.comment-input-submit{width:24px;height:24px;font-size:var(--font-size-xs)}}@media (max-width: 480px){.compose-modal .modal-header{padding:var(--space-8) var(--space-12)}.compose-form{padding:var(--space-12)}.compose-user{margin-bottom:var(--space-12)}.compose-avatar{width:36px;height:36px}.compose-textarea{font-size:var(--font-size-base);padding:var(--space-8)}.compose-tools{gap:var(--space-2)}.compose-tool-btn{width:32px;height:32px;padding:var(--space-4)}.compose-tool-btn i{font-size:var(--font-size-sm)}.reply-settings{padding:var(--space-8)}.reply-setting-item{padding:var(--space-4) 0;gap:var(--space-8)}.reply-setting-item span{font-size:var(--font-size-xs)}.reply-select{padding:var(--space-4) var(--space-8);font-size:var(--font-size-xs)}.comment-modal-container{height:100vh;height:100dvh;border-radius:0}.comment-modal-header{padding:var(--space-8) var(--space-12);min-height:56px}.comment-modal-close{padding:var(--space-6)}.comment-list{padding:var(--space-8) var(--space-12);gap:var(--space-8);padding-top:var(--space-4);padding-bottom:var(--space-4);max-height:calc(100vh - 136px);max-height:calc(100dvh - 136px)}.comment-list:not(:empty){padding-top:var(--space-12)}.comment-item{gap:var(--space-6)}.comment-avatar{width:28px;height:28px}.comment-header{gap:var(--space-4)}.comment-author,.comment-username{font-size:var(--font-size-xs)}.comment-text{font-size:var(--font-size-xs);margin-bottom:var(--space-6)}.comment-actions{gap:var(--space-8)}.comment-like-btn,.comment-reply-btn{font-size:var(--font-size-xs);padding:var(--space-2) var(--space-4)}.comment-input-container{padding:var(--space-8) var(--space-12);min-height:72px}.comment-input-wrapper{gap:var(--space-6)}.comment-input-avatar{width:28px;height:28px}.comment-input{padding:var(--space-6) var(--space-8);font-size:var(--font-size-xs);min-height:36px}.comment-input-actions{right:var(--space-4);bottom:var(--space-4)}.comment-input-emoji,.comment-input-submit{width:20px;height:20px;font-size:var(--font-size-xs)}}@media (prefers-color-scheme: dark){.link-preview-card{background:var(--color-surface)}.media-remove,.link-preview-remove{background:#fff3}.media-remove:hover,.link-preview-remove:hover{background:#ffffff4d}.comment-modal-container{background:var(--color-background)}.comment-input{background:var(--color-surface)}}[data-color-scheme=dark] .link-preview-card{background:var(--color-surface)}[data-color-scheme=dark] .media-remove,[data-color-scheme=dark] .link-preview-remove{background:#fff3}[data-color-scheme=dark] .media-remove:hover,[data-color-scheme=dark] .link-preview-remove:hover{background:#ffffff4d}[data-color-scheme=dark] .comment-modal-container{background:var(--color-background)}[data-color-scheme=dark] .comment-input{background:var(--color-surface)}.banner-position-modal{max-width:600px;width:90vw;z-index:1001}.banner-position-instructions{color:var(--color-text-secondary);font-size:var(--font-size-sm);text-align:center;margin-bottom:var(--space-20);line-height:var(--line-height-normal)}.banner-position-preview{width:100%;height:300px;border-radius:var(--radius-lg);position:relative;overflow:hidden;border:2px solid var(--color-border);margin-bottom:var(--space-16);-webkit-user-select:none;user-select:none;transition:all var(--duration-fast) var(--ease-standard)}.banner-position-preview:hover{border-color:var(--color-primary);box-shadow:0 0 0 3px rgba(var(--color-primary-rgb),.1)}.banner-position-overlay{position:absolute;top:0;left:0;right:0;bottom:0;background:#0003;pointer-events:none}.banner-position-frame{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:80%;height:60%;border:3px solid var(--color-primary);border-radius:var(--radius-md);background:rgba(var(--color-primary-rgb),.1);display:flex;align-items:center;justify-content:center;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px)}.banner-position-guide{background:var(--color-primary);color:var(--color-btn-primary-text);padding:var(--space-8) var(--space-12);border-radius:var(--radius-sm);font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);box-shadow:var(--shadow-sm)}.banner-position-crosshair{position:absolute;color:var(--color-primary);font-size:var(--font-size-xl);transform:translate(-50%,-50%);pointer-events:none;text-shadow:0 0 4px rgba(0,0,0,.5);z-index:10;animation:pulse 2s ease-in-out infinite}@keyframes pulse{0%,to{opacity:1;transform:translate(-50%,-50%) scale(1)}50%{opacity:.7;transform:translate(-50%,-50%) scale(1.1)}}.banner-position-controls{display:flex;align-items:center;justify-content:space-between;padding:var(--space-12);background:var(--color-secondary);border-radius:var(--radius-md);margin-bottom:var(--space-16)}.position-info{font-size:var(--font-size-sm);color:var(--color-text-secondary);font-weight:var(--font-weight-medium)}.banner-position-controls .btn{font-size:var(--font-size-sm);padding:var(--space-6) var(--space-12);gap:var(--space-6)}.banner-position-controls .btn i{font-size:var(--font-size-xs)}.banner-position-modal .modal-header{border-bottom:1px solid var(--color-border);padding:var(--space-16) var(--space-20);display:flex;justify-content:space-between;align-items:center}.banner-position-modal .modal-body{padding:var(--space-20)}.banner-position-modal .modal-header h3{display:flex;align-items:center;gap:var(--space-8);color:var(--color-text)}.banner-position-modal .modal-header h3:before{content:"🖼️";font-size:var(--font-size-lg)}.banner-position-modal .modal-actions{border-top:1px solid var(--color-border);padding:var(--space-16) var(--space-20);gap:var(--space-12);display:flex;justify-content:flex-end}.banner-position-modal .modal-actions .btn{flex:1}@media (max-width: 768px){.banner-position-modal{max-width:none;width:95vw;margin:var(--space-8)}.banner-position-preview{height:200px}.banner-position-frame{width:85%;height:65%}.banner-position-guide{font-size:var(--font-size-xs);padding:var(--space-6) var(--space-8)}.banner-position-controls{flex-direction:column;gap:var(--space-12);text-align:center}.banner-position-modal .modal-actions{flex-direction:column-reverse}.banner-position-modal .modal-actions .btn{width:100%}}@media (max-width: 480px){.banner-position-preview{height:160px}.banner-position-crosshair{font-size:var(--font-size-lg)}.position-info{font-size:var(--font-size-xs)}}.toast-container{position:fixed;top:20px;right:20px;z-index:9999;display:flex;flex-direction:column;gap:var(--space-8);pointer-events:none}.toast{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--space-12) var(--space-16);box-shadow:var(--shadow-lg);min-width:300px;max-width:400px;display:flex;align-items:center;gap:var(--space-12);pointer-events:auto;cursor:pointer;transition:all var(--duration-fast) var(--ease-standard);position:relative;overflow:hidden}.toast:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg),0 8px 25px #0000001a}.toast--success{border-color:var(--color-success);background:linear-gradient(135deg,var(--color-success) 0%,rgba(var(--color-success-rgb),.95) 100%);color:#fff}.toast--success:before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--color-success)}.toast--error{border-color:var(--color-error);background:linear-gradient(135deg,var(--color-error) 0%,rgba(var(--color-error-rgb),.95) 100%);color:#fff}.toast--error:before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--color-error)}.toast--warning{border-color:var(--color-warning);background:linear-gradient(135deg,var(--color-warning) 0%,rgba(var(--color-warning-rgb),.95) 100%);color:#fff}.toast--warning:before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--color-warning)}.toast--info{border-color:var(--color-info);background:linear-gradient(135deg,var(--color-info) 0%,rgba(var(--color-info-rgb),.95) 100%);color:#fff}.toast--info:before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--color-info)}.toast__icon{font-size:1.25rem;flex-shrink:0;width:24px;height:24px;display:flex;align-items:center;justify-content:center}.toast--success .toast__icon,.toast--error .toast__icon,.toast--warning .toast__icon,.toast--info .toast__icon{color:#ffffffe6}.toast__content{flex:1;min-width:0}.toast__title{font-weight:var(--font-weight-semibold);font-size:var(--font-size-base);margin:0 0 var(--space-2) 0;line-height:1.4}.toast__message{font-size:var(--font-size-sm);margin:0;line-height:1.4;opacity:.9}.toast__close{background:none;border:none;color:inherit;font-size:1rem;cursor:pointer;padding:var(--space-4);border-radius:var(--radius-base);transition:all var(--duration-fast) var(--ease-standard);opacity:.7;flex-shrink:0}.toast__close:hover{opacity:1;background:#ffffff1a;transform:scale(1.1)}.toast__close:focus{outline:none}.toast__close:focus-visible{outline:2px solid rgba(255,255,255,.5);outline-offset:2px}.toast__progress{position:absolute;bottom:0;left:0;height:3px;background:#ffffff4d;transition:width linear}.toast--success .toast__progress,.toast--error .toast__progress,.toast--warning .toast__progress,.toast--info .toast__progress{background:#fff6}@keyframes toastSlideIn{0%{opacity:0;transform:translate(100%) translateY(0)}to{opacity:1;transform:translate(0) translateY(0)}}@keyframes toastSlideOut{0%{opacity:1;transform:translate(0) translateY(0)}to{opacity:0;transform:translate(100%) translateY(0)}}@keyframes toastFadeIn{0%{opacity:0;transform:translateY(-20px) scale(.95)}to{opacity:1;transform:translateY(0) scale(1)}}@keyframes toastFadeOut{0%{opacity:1;transform:translateY(0) scale(1)}to{opacity:0;transform:translateY(-20px) scale(.95)}}.toast--entering{animation:toastSlideIn .3s var(--ease-standard) forwards}.toast--exiting{animation:toastSlideOut .3s var(--ease-standard) forwards}.toast--stacked{animation:toastFadeIn .3s var(--ease-standard) forwards}.toast--stacked.toast--exiting{animation:toastFadeOut .3s var(--ease-standard) forwards}.toast-container--stacked{top:20px;right:20px;max-height:calc(100vh - 40px);overflow:hidden}.toast-container--stacked .toast{margin-bottom:var(--space-8)}.toast-container--top-left{top:20px;left:20px;right:auto}.toast-container--top-center{top:20px;left:50%;right:auto;transform:translate(-50%)}.toast-container--top-right{top:20px;right:20px;left:auto}.toast-container--bottom-left{bottom:20px;left:20px;right:auto;top:auto}.toast-container--bottom-center{bottom:20px;left:50%;right:auto;top:auto;transform:translate(-50%)}.toast-container--bottom-right{bottom:20px;right:20px;left:auto;top:auto}@media (max-width: 768px){.toast-container{top:10px;right:10px;left:10px;max-width:none}.toast{min-width:auto;max-width:none;padding:var(--space-10) var(--space-12)}.toast__title{font-size:var(--font-size-sm)}.toast__message{font-size:var(--font-size-xs)}.toast__icon{font-size:1.1rem;width:20px;height:20px}}@media (max-width: 480px){.toast-container{top:5px;right:5px;left:5px}.toast{padding:var(--space-8) var(--space-10);gap:var(--space-8)}.toast__close{padding:var(--space-2)}}@media (prefers-color-scheme: dark){.toast{box-shadow:0 10px 25px #0000004d}.toast:hover{box-shadow:0 15px 35px #0006}}[data-color-scheme=dark] .toast{box-shadow:0 10px 25px #0000004d}[data-color-scheme=dark] .toast:hover{box-shadow:0 15px 35px #0006}.auth-container{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:var(--space-16);background:linear-gradient(135deg,var(--color-primary-light) 0%,rgba(var(--color-primary-rgb),.05) 100%);position:relative;overflow:hidden}.auth-container:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="25" cy="25" r="1" fill="%23ffffff" opacity="0.1"/><circle cx="75" cy="75" r="1" fill="%23ffffff" opacity="0.1"/><circle cx="50" cy="10" r="0.5" fill="%23ffffff" opacity="0.1"/><circle cx="10" cy="60" r="0.5" fill="%23ffffff" opacity="0.1"/><circle cx="90" cy="40" r="0.5" fill="%23ffffff" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');pointer-events:none}.auth-card{background:var(--color-surface);border-radius:var(--radius-xl);box-shadow:var(--shadow-lg);border:1px solid var(--color-card-border);width:100%;max-width:420px;position:relative;z-index:1;animation:slideUp .6s var(--ease-standard);overflow:hidden}.auth-card:before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,var(--color-primary) 0%,var(--color-primary-hover) 100%)}.auth-header{text-align:center;padding:var(--space-32) var(--space-24) var(--space-24);border-bottom:1px solid var(--color-card-border-inner)}.auth-logo{width:64px;height:64px;margin:0 auto var(--space-16);background:linear-gradient(135deg,var(--color-primary) 0%,var(--color-primary-hover) 100%);border-radius:var(--radius-lg);display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow-md)}.auth-logo i{font-size:28px;color:var(--color-btn-primary-text)}.auth-title{font-size:var(--font-size-3xl);font-weight:var(--font-weight-bold);color:var(--color-text);margin:0 0 var(--space-8);line-height:var(--line-height-tight)}.auth-subtitle{font-size:var(--font-size-base);color:var(--color-text-secondary);margin:0;line-height:var(--line-height-normal)}.auth-content{padding:var(--space-24)}.auth-form{display:flex;flex-direction:column;gap:var(--space-20)}.form-group{display:flex;flex-direction:column;gap:var(--space-6)}.form-label{font-size:var(--font-size-sm);font-weight:var(--font-weight-semibold);color:var(--color-text);margin:0}.form-input{width:100%;padding:var(--space-12) var(--space-16);font-size:var(--font-size-base);font-weight:var(--font-weight-normal);line-height:var(--line-height-normal);color:var(--color-text);background-color:var(--color-surface);border:2px solid var(--color-border);border-radius:var(--radius-lg);transition:all var(--duration-normal) var(--ease-standard);box-sizing:border-box}.form-input:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px rgba(var(--color-primary-rgb),.1);background-color:var(--color-surface)}.form-input::placeholder{color:var(--color-text-tertiary)}.form-input.error{border-color:var(--color-error);box-shadow:0 0 0 3px rgba(var(--color-error-rgb),.1)}.form-input[type=textarea],textarea.form-input{resize:vertical;min-height:80px;font-family:inherit;line-height:var(--line-height-relaxed)}.error-message{font-size:var(--font-size-sm);color:var(--color-error);margin-top:var(--space-2);display:flex;align-items:center;gap:var(--space-4)}.error-message:before{content:"⚠";font-size:12px}.password-input{position:relative;display:flex;align-items:center}.password-toggle{position:absolute;right:var(--space-12);top:50%;transform:translateY(-50%);background:none;border:none;color:var(--color-text-tertiary);cursor:pointer;padding:var(--space-4);border-radius:var(--radius-base);transition:all var(--duration-fast) var(--ease-standard);display:flex;align-items:center;justify-content:center}.password-toggle:hover{color:var(--color-text);background-color:var(--color-secondary)}.password-toggle:focus-visible{outline:var(--focus-outline);outline-offset:2px}.social-auth{display:flex;flex-direction:column;gap:var(--space-16)}.divider{position:relative;text-align:center;margin:var(--space-8) 0}.divider:before{content:"";position:absolute;top:50%;left:0;right:0;height:1px;background:var(--color-border)}.divider span{background:var(--color-surface);padding:0 var(--space-12);font-size:var(--font-size-sm);color:var(--color-text-secondary);position:relative;z-index:1}.social-btn{display:flex;align-items:center;justify-content:center;gap:var(--space-8);width:100%;padding:var(--space-12) var(--space-16);font-size:var(--font-size-base);font-weight:var(--font-weight-medium);border:2px solid var(--color-border);border-radius:var(--radius-lg);background:var(--color-surface);color:var(--color-text);cursor:pointer;transition:all var(--duration-normal) var(--ease-standard);text-decoration:none}.social-btn:hover{border-color:var(--color-primary);background-color:var(--color-primary-light);transform:translateY(-1px);box-shadow:var(--shadow-md)}.social-btn:active{transform:translateY(0);box-shadow:var(--shadow-sm)}.social-btn:focus-visible{outline:var(--focus-outline);outline-offset:2px}.social-btn:disabled{opacity:.6;cursor:not-allowed;transform:none;box-shadow:none}.google-btn{border-color:#ea4335;color:#ea4335}.google-btn:hover{background-color:#ea43351a;border-color:#ea4335}.facebook-btn{border-color:#1877f2;color:#1877f2}.facebook-btn:hover{background-color:#1877f21a;border-color:#1877f2}.social-btn i{font-size:18px}.auth-links{display:flex;flex-direction:column;gap:var(--space-12);margin-top:var(--space-8)}.auth-links .btn{background:none;border:none;color:var(--color-primary);font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);padding:var(--space-8);border-radius:var(--radius-base);transition:all var(--duration-fast) var(--ease-standard);text-decoration:none;cursor:pointer}.auth-links .btn:hover{background-color:var(--color-primary-light);color:var(--color-primary-hover)}.auth-links .btn:focus-visible{outline:var(--focus-outline);outline-offset:2px}.auth-form .btn--primary{padding:var(--space-14) var(--space-16);font-size:var(--font-size-base);font-weight:var(--font-weight-semibold);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);transition:all var(--duration-normal) var(--ease-standard)}.auth-form .btn--primary:hover{transform:translateY(-1px);box-shadow:var(--shadow-md)}.auth-form .btn--primary:active{transform:translateY(0);box-shadow:var(--shadow-sm)}.auth-form .btn--primary:disabled{transform:none;box-shadow:var(--shadow-sm)}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.auth-form{animation:fadeIn .4s var(--ease-standard) .2s both}@media (max-width: 480px){.auth-container{padding:var(--space-4);min-height:100dvh}.auth-card{max-width:100vw;width:100vw;min-height:unset;border-radius:var(--radius-base);box-shadow:var(--shadow-sm);margin:0}.auth-header{padding:var(--space-16) var(--space-8) var(--space-12)}.auth-content{padding:var(--space-12) var(--space-8)}.auth-title{font-size:var(--font-size-xl);margin-bottom:var(--space-4)}.auth-logo{width:44px;height:44px;margin-bottom:var(--space-8)}.auth-logo i{font-size:20px}.form-input{padding:var(--space-8) var(--space-8);font-size:var(--font-size-md)}.form-label{font-size:var(--font-size-base)}.auth-form{gap:var(--space-10)}.form-group{gap:var(--space-2)}.social-btn{padding:var(--space-10) var(--space-8);font-size:var(--font-size-base);min-height:44px}.auth-links{gap:var(--space-8);margin-top:var(--space-4)}.auth-links .btn{font-size:var(--font-size-base);padding:var(--space-8);min-height:40px}.error-message{font-size:var(--font-size-xs)}}@media (prefers-color-scheme: dark){.auth-container{background:linear-gradient(135deg,rgba(var(--color-primary-rgb),.1),rgba(var(--color-primary-rgb),.05))}.auth-card{box-shadow:0 20px 25px -5px #0000004d,0 10px 10px -5px #0003}.form-input{background-color:#ffffff05}.form-input:focus{background-color:#ffffff0d}.social-btn{background-color:#ffffff05}.social-btn:hover{background-color:rgba(var(--color-primary-rgb),.1)}}[data-color-scheme=dark] .auth-container{background:linear-gradient(135deg,rgba(var(--color-primary-rgb),.1),rgba(var(--color-primary-rgb),.05))}[data-color-scheme=dark] .auth-card{box-shadow:0 20px 25px -5px #0000004d,0 10px 10px -5px #0003}[data-color-scheme=dark] .form-input{background-color:#ffffff05}[data-color-scheme=dark] .form-input:focus{background-color:#ffffff0d}[data-color-scheme=dark] .social-btn{background-color:#ffffff05}[data-color-scheme=dark] .social-btn:hover{background-color:rgba(var(--color-primary-rgb),.1)}.auth-form .btn:disabled{position:relative;overflow:hidden}.auth-form .btn:disabled:after{content:"";position:absolute;top:50%;left:50%;width:16px;height:16px;margin:-8px 0 0 -8px;border:2px solid transparent;border-top:2px solid currentColor;border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.profile{background:var(--color-background);min-height:100vh}.profile-header{position:relative;background:var(--color-surface);border-radius:var(--radius-lg);overflow:hidden;margin-bottom:var(--space-24);box-shadow:var(--shadow-sm);padding:var(--space-24) var(--space-20);text-align:center}.profile-banner{width:100%;height:200px;background:linear-gradient(135deg,var(--color-primary) 0%,var(--color-primary-dark) 100%);border-radius:var(--radius-lg);margin-bottom:var(--space-20);position:relative;transition:all var(--duration-fast) var(--ease-standard)}.profile-banner:hover{transform:scale(1.01)}.profile-info{position:relative;margin-top:-60px;display:flex;flex-direction:column;align-items:center}.profile-avatar-container{position:relative;margin-bottom:var(--space-16);display:flex;justify-content:center;transition:transform var(--duration-fast) var(--ease-standard)}.profile-avatar-container:hover{transform:scale(1.02)}.profile-avatar{width:120px;height:120px;border-radius:50%;border:4px solid var(--color-background);object-fit:cover;box-shadow:var(--shadow-md);transition:all var(--duration-fast) var(--ease-standard)}.profile-avatar:hover{transform:scale(1.05);box-shadow:var(--shadow-lg)}.avatar-upload-overlay{position:absolute;top:0;left:0;right:0;bottom:0;background:#000000b3;border-radius:50%;display:flex;flex-direction:column;align-items:center;justify-content:center;color:#fff;opacity:0;transition:opacity var(--duration-fast) var(--ease-standard);cursor:pointer}.profile-avatar-container:hover .avatar-upload-overlay{opacity:1}.avatar-upload-overlay i{font-size:var(--font-size-lg);margin-bottom:var(--space-4)}.avatar-upload-overlay span{font-size:var(--font-size-xs);font-weight:var(--font-weight-medium)}.avatar-upload-loading{position:absolute;top:0;left:0;right:0;bottom:0;background:#000c;border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff}.avatar-upload-loading i{font-size:var(--font-size-xl);animation:spin 1s linear infinite}.banner-upload-overlay{position:absolute;top:0;left:0;right:0;bottom:0;background:#000000b3;border-radius:var(--radius-lg);display:flex;flex-direction:column;align-items:center;justify-content:center;color:#fff;opacity:0;transition:opacity var(--duration-fast) var(--ease-standard);cursor:pointer}.profile-banner:hover .banner-upload-overlay{opacity:1}.banner-upload-overlay i{font-size:var(--font-size-2xl);margin-bottom:var(--space-8)}.banner-upload-overlay span{font-size:var(--font-size-base);font-weight:var(--font-weight-medium)}.banner-upload-loading{position:absolute;top:0;left:0;right:0;bottom:0;background:#000c;border-radius:var(--radius-lg);display:flex;align-items:center;justify-content:center;color:#fff}.banner-upload-loading i{font-size:var(--font-size-2xl);animation:spin 1s linear infinite}.banner-context-menu{position:absolute;background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);box-shadow:var(--shadow-lg);padding:var(--space-8);z-index:1000;min-width:180px}.banner-context-menu-item{display:flex;align-items:center;gap:var(--space-12);padding:var(--space-12) var(--space-16);border-radius:var(--radius-sm);cursor:pointer;transition:all var(--duration-fast) var(--ease-standard);color:var(--color-text);font-size:var(--font-size-sm)}.banner-context-menu-item:hover{background:var(--color-surface-hover);color:var(--color-primary)}.banner-context-menu-item i{font-size:var(--font-size-base);width:16px;text-align:center}.profile-details{text-align:center;max-width:500px;margin:0 auto}.profile-name{font-size:var(--font-size-2xl);font-weight:var(--font-weight-bold);color:var(--color-text);margin:0 0 var(--space-8) 0;display:flex;align-items:center;justify-content:center;gap:var(--space-8)}.verified-badge{color:var(--color-primary);font-size:var(--font-size-lg)}.profile-username{color:var(--color-text-secondary);font-size:var(--font-size-lg);margin-bottom:var(--space-12)}.profile-bio-container{position:relative;display:flex;align-items:flex-start;justify-content:center;gap:var(--space-8);margin-bottom:var(--space-20);max-width:500px;margin-left:auto;margin-right:auto}.profile-bio{color:var(--color-text);font-size:var(--font-size-base);line-height:var(--line-height-normal);margin:0;flex:1;text-align:center}.bio-edit-btn{background:var(--color-surface);border:1px solid var(--color-border);color:var(--color-text-secondary);cursor:pointer;padding:var(--space-4);border-radius:var(--radius-sm);transition:all var(--duration-fast) var(--ease-standard);flex-shrink:0;margin-top:var(--space-2);min-width:32px;min-height:32px;display:flex;align-items:center;justify-content:center;z-index:10;position:relative}.bio-edit-btn:hover{color:var(--color-primary);background:var(--color-surface-hover);border-color:var(--color-primary)}.bio-edit-btn i{font-size:var(--font-size-sm);pointer-events:none}.profile-stats{display:flex;justify-content:center;gap:var(--space-32);margin-bottom:var(--space-20)}.profile-stat{text-align:center;cursor:pointer;transition:color var(--duration-fast) var(--ease-standard)}.profile-stat-number{font-size:var(--font-size-2xl);font-weight:var(--font-weight-bold);color:var(--color-text);display:block}.profile-stat-label{color:var(--color-text-secondary);font-size:var(--font-size-sm);margin-top:var(--space-2)}.empty-profile-state{text-align:center;padding:var(--space-48) var(--space-20);color:var(--color-text-secondary)}.empty-profile-icon{font-size:64px;margin-bottom:var(--space-20);opacity:.4}.empty-profile-state h3{font-size:var(--font-size-2xl);font-weight:var(--font-weight-semibold);margin:0 0 var(--space-12) 0;color:var(--color-text)}.empty-profile-state p{font-size:var(--font-size-base);margin:0;line-height:var(--line-height-normal)}.profile-posts{padding:var(--space-20);max-width:600px;margin:0 auto}.loading-state{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:var(--space-48) var(--space-20);color:var(--color-text-secondary)}.loading-spinner{margin-bottom:var(--space-16)}.loading-spinner i{font-size:var(--font-size-3xl);animation:spin 1s linear infinite;color:var(--color-primary)}.loading-spinner p{font-size:var(--font-size-xs);margin:0;color:var(--color-text-secondary)}.error-state{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:var(--space-48) var(--space-20);text-align:center}.error-content{max-width:400px}.error-content i{font-size:64px;color:var(--color-text-secondary);margin-bottom:var(--space-16);opacity:.4}.error-content h3{font-size:var(--font-size-2xl);font-weight:var(--font-weight-semibold);color:var(--color-text);margin:0 0 var(--space-8) 0}.error-content p{color:var(--color-text-secondary);line-height:var(--line-height-normal);margin:0}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:1000;padding:var(--space-16)}.modal-content{background:var(--color-background);border-radius:var(--radius-lg);box-shadow:var(--shadow-xl);max-width:500px;width:100%;max-height:90vh;overflow-y:auto}.modal-header{display:flex;justify-content:space-between;align-items:center;padding:var(--space-20);border-bottom:1px solid var(--color-border)}.modal-header h3{margin:0;font-size:var(--font-size-xl);font-weight:var(--font-weight-semibold);color:var(--color-text)}.modal-close{background:none;border:none;color:var(--color-text-secondary);cursor:pointer;padding:var(--space-4);border-radius:var(--radius-sm);transition:all var(--duration-fast) var(--ease-standard)}.modal-close:hover{color:var(--color-text);background:var(--color-surface)}.modal-body{padding:var(--space-20)}.modal-body .form-group{margin-bottom:var(--space-20)}.modal-body .form-label{display:block;margin-bottom:var(--space-8);font-weight:var(--font-weight-medium);color:var(--color-text)}.modal-body .form-input{width:100%;padding:var(--space-12);border:1px solid var(--color-border);border-radius:var(--radius-md);font-size:var(--font-size-base);background:var(--color-background);color:var(--color-text);resize:vertical;min-height:100px;transition:all var(--duration-fast) var(--ease-standard)}.modal-body .form-input:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 2px rgba(var(--color-primary-rgb),.1)}.modal-body .form-input.error{border-color:var(--color-error)}.form-help{display:flex;justify-content:flex-end;margin-top:var(--space-4)}.char-count{font-size:var(--font-size-sm);color:var(--color-text-secondary)}.char-count.warning{color:var(--color-warning)}.error-message{color:var(--color-error);font-size:var(--font-size-sm);margin-top:var(--space-4)}.modal-actions{display:flex;gap:var(--space-12);justify-content:flex-end;margin-top:var(--space-24)}.btn{padding:var(--space-8) var(--space-16);border-radius:var(--radius-md);font-weight:var(--font-weight-medium);font-size:var(--font-size-sm);cursor:pointer;transition:all var(--duration-fast) var(--ease-standard);border:none;display:inline-flex;align-items:center;gap:var(--space-4)}.btn:disabled{opacity:.6;cursor:not-allowed}.btn-primary{background:var(--color-primary);color:var(--color-btn-primary-text)}.btn-primary:hover:not(:disabled){background:var(--color-primary-hover)}.btn-secondary{background:var(--color-surface);color:var(--color-text);border:1px solid var(--color-border)}.btn-secondary:hover:not(:disabled){background:var(--color-surface-hover)}@media (max-width: 768px){.profile-header{padding:var(--space-16) var(--space-16)}.profile-banner{height:150px;margin-bottom:var(--space-16)}.profile-avatar{width:100px;height:100px}.profile-avatar-container{margin-bottom:var(--space-12)}.avatar-upload-overlay i{font-size:var(--font-size-base)}.avatar-upload-overlay span{font-size:10px}.avatar-upload-loading i{font-size:var(--font-size-lg)}.profile-name{font-size:var(--font-size-2xl)}.profile-username{font-size:var(--font-size-base)}.profile-bio{font-size:var(--font-size-sm);margin-bottom:var(--space-16)}.profile-stats{gap:var(--space-24)}.profile-stat-number{font-size:var(--font-size-xl)}.profile-stat-label{font-size:var(--font-size-xs)}.bio-edit-btn{padding:var(--space-2)}.bio-edit-btn i{font-size:var(--font-size-xs)}.modal-overlay{padding:var(--space-8)}.modal-content{max-width:none}.modal-header,.modal-body{padding:var(--space-16)}.modal-actions{flex-direction:column-reverse}.btn{width:100%;justify-content:center}}@media (max-width: 480px){.profile-header{padding:var(--space-12) var(--space-12)}.profile-banner{height:120px;margin-bottom:var(--space-12)}.profile-avatar{width:80px;height:80px}.profile-avatar-container{margin-bottom:var(--space-10)}.avatar-upload-overlay i{font-size:var(--font-size-sm)}.avatar-upload-overlay span{font-size:9px}.avatar-upload-loading i{font-size:var(--font-size-base)}.profile-name{font-size:var(--font-size-xl)}.profile-username{font-size:var(--font-size-sm)}.profile-bio{font-size:var(--font-size-sm);margin-bottom:var(--space-12)}.profile-stats{gap:var(--space-16);margin-bottom:var(--space-12)}.profile-stat-number{font-size:var(--font-size-lg)}.profile-stat-label{font-size:var(--font-size-xs)}.empty-profile-state{padding:var(--space-24) var(--space-12)}.empty-profile-icon{font-size:40px}.empty-profile-state h3{font-size:var(--font-size-lg)}.empty-profile-state p{font-size:var(--font-size-xs)}.profile-posts{padding:var(--space-12)}.loading-state{padding:var(--space-24) var(--space-12)}.loading-spinner i{font-size:var(--font-size-xl)}.loading-spinner p{font-size:var(--font-size-xs)}}.profile-avatar,.default-avatar{width:100px;height:100px}.default-avatar{font-size:40px}.mobile-profile-actions{display:none;gap:var(--space-12);justify-content:space-between;align-items:center}.settings-btn{background:var(--color-secondary);color:var(--color-text);border:1px solid var(--color-border);border-radius:var(--radius-full);padding:var(--space-8) var(--space-16);display:flex;align-items:center;justify-content:center;gap:var(--space-6);cursor:pointer;transition:all var(--duration-fast) var(--ease-standard);font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);min-width:100px;height:40px}.settings-btn:hover{background:var(--color-primary);color:var(--color-btn-primary-text);border-color:var(--color-primary);transform:translateY(-1px)}.settings-btn:active{transform:translateY(0)}.settings-btn i,.settings-btn span{font-size:var(--font-size-sm)}.mobile-logout-btn{background:var(--color-error);color:#fff;border:none;border-radius:var(--radius-full);padding:var(--space-8) var(--space-16);font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);cursor:pointer;transition:all var(--duration-fast) var(--ease-standard);display:flex;align-items:center;justify-content:center;gap:var(--space-6);min-width:100px;height:40px}.mobile-logout-btn:hover{background-color:var(--color-error);opacity:.9;transform:translateY(-1px)}.mobile-logout-btn:active{transform:translateY(0)}.mobile-logout-btn i,.mobile-logout-btn span{font-size:var(--font-size-sm)}@media (max-width: 768px){.mobile-profile-actions{display:flex}}@media (max-width: 480px){.mobile-profile-actions{gap:var(--space-8);margin-top:var(--space-12)}.settings-btn,.mobile-logout-btn{padding:var(--space-6) var(--space-12);min-width:80px;font-size:var(--font-size-xs);height:36px}.settings-btn i,.mobile-logout-btn i,.settings-btn span,.mobile-logout-btn span{font-size:var(--font-size-xs)}}.whats-happening,.who-to-follow{background:var(--color-surface);border-radius:var(--radius-lg);padding:var(--space-16);margin-bottom:var(--space-16);border:1px solid var(--color-card-border)}.whats-happening h3,.who-to-follow h3{margin:0 0 var(--space-16) 0;font-size:var(--font-size-lg);font-weight:var(--font-weight-semibold);color:var(--color-text)}.loading-placeholder,.empty-state{text-align:center;padding:var(--space-16) 0;color:var(--color-text-secondary);font-size:var(--font-size-sm)}.loading-placeholder{animation:pulse 1.5s ease-in-out infinite alternate}.trending-item{padding:var(--space-12) 0;border-bottom:1px solid var(--color-border);cursor:pointer;transition:all var(--duration-fast) var(--ease-standard)}.trending-item:last-child{border-bottom:none}.trending-item:hover{background:var(--hover-color);margin:0 calc(-1 * var(--space-16));padding-left:var(--space-16);padding-right:var(--space-16)}.trending-category{display:block;font-size:var(--font-size-sm);color:var(--color-text-secondary);margin-bottom:var(--space-4)}.trending-tag{display:block;font-weight:var(--font-weight-semibold);color:var(--color-text);margin-bottom:var(--space-4)}.trending-posts{display:block;font-size:var(--font-size-sm);color:var(--color-text-secondary)}.suggested-user{display:flex;align-items:center;padding:var(--space-12) 0;border-bottom:1px solid var(--color-border);transition:all var(--duration-fast) var(--ease-standard)}.suggested-user:last-child{border-bottom:none}.suggested-user.clickable{cursor:pointer}.suggested-user.clickable:hover{background:var(--hover-color);margin:0 calc(-1 * var(--space-16));padding-left:var(--space-16);padding-right:var(--space-16);border-radius:var(--radius-md)}.suggested-user img{width:32px;height:32px;border-radius:50%;margin-right:var(--space-12);object-fit:cover}.user-info{flex:1;min-width:0}.user-info h4{margin:0;font-size:var(--font-size-sm);font-weight:var(--font-weight-semibold);color:var(--color-text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.user-info p{margin:0;font-size:var(--font-size-sm);color:var(--color-text-secondary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.follow-btn{background:var(--color-primary);color:var(--color-btn-primary-text);border:none;border-radius:var(--radius-full);padding:var(--space-8) var(--space-16);font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);cursor:pointer;transition:all var(--duration-fast) var(--ease-standard)}.follow-btn:hover{background:var(--color-primary-hover)}.show-more{color:var(--color-primary);font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);cursor:pointer;padding:var(--space-12) 0;text-align:center;transition:all var(--duration-fast) var(--ease-standard)}.show-more:hover{color:var(--color-primary-hover);text-decoration:underline}@media (max-width: 768px){.whats-happening,.who-to-follow{padding:var(--space-12)}.trending-item:hover,.suggested-user.clickable:hover{margin:0 calc(-1 * var(--space-12));padding-left:var(--space-12);padding-right:var(--space-12)}.suggested-user{padding:var(--space-8) 0}.suggested-user img{width:28px;height:28px;margin-right:var(--space-8)}.follow-btn{padding:var(--space-6) var(--space-12);font-size:var(--font-size-xs)}}@media (max-width: 480px){.whats-happening,.who-to-follow{padding:var(--space-8)}.trending-item{padding:var(--space-8) 0}.trending-item:hover,.suggested-user.clickable:hover{margin:0 calc(-1 * var(--space-8));padding-left:var(--space-8);padding-right:var(--space-8)}.suggested-user{padding:var(--space-6) 0}.suggested-user img{width:24px;height:24px;margin-right:var(--space-6)}.user-info h4,.user-info p{font-size:var(--font-size-xs)}.follow-btn{padding:var(--space-4) var(--space-8);font-size:var(--font-size-xs)}}.explore{padding:var(--space-16)}.explore-content{max-width:600px;margin:0 auto}.suggested-users .loading-placeholder,.suggested-users .empty-state{text-align:center;padding:var(--space-16) 0;color:var(--color-text-secondary);font-size:var(--font-size-sm)}.suggested-users .loading-placeholder{animation:pulse 1.5s ease-in-out infinite alternate}@keyframes pulse{0%{opacity:.6}to{opacity:1}}.trending-topics{background:var(--color-surface);border-radius:var(--radius-lg);padding:var(--space-16);margin-bottom:var(--space-24);border:1px solid var(--color-border)}.trending-topics h3{margin:0 0 var(--space-16) 0;font-size:var(--font-size-lg);font-weight:var(--font-weight-semibold);color:var(--color-text)}.topics-list{display:flex;flex-direction:column;gap:var(--space-12)}.topic-item{display:flex;justify-content:space-between;align-items:center;padding:var(--space-12);border-radius:var(--radius-base);background:var(--color-secondary);transition:all var(--duration-fast) var(--ease-standard);cursor:pointer}.topic-item:hover{background:var(--hover-color);transform:translateY(-1px)}.topic-name{font-weight:var(--font-weight-semibold);color:var(--color-text);font-size:var(--font-size-base)}.topic-posts{color:var(--color-text-secondary);font-size:var(--font-size-sm)}.suggested-users{background:var(--color-surface);border-radius:var(--radius-lg);padding:var(--space-16);margin-bottom:var(--space-24);border:1px solid var(--color-border)}.suggested-users h3{margin:0 0 var(--space-16) 0;font-size:var(--font-size-lg);font-weight:var(--font-weight-semibold);color:var(--color-text)}.users-list{display:flex;flex-direction:column;gap:var(--space-16)}.user-item{display:flex;align-items:center;gap:var(--space-12);padding:var(--space-12);border-radius:var(--radius-base);transition:all var(--duration-fast) var(--ease-standard)}.user-item.clickable{cursor:pointer}.user-item.clickable:hover{background:var(--hover-color);transform:translateY(-1px);box-shadow:var(--shadow-sm)}.user-avatar{width:48px;height:48px;border-radius:50%;object-fit:cover;flex-shrink:0}.user-name{margin:0 0 var(--space-4) 0;font-size:var(--font-size-base);font-weight:var(--font-weight-semibold);color:var(--color-text);display:flex;align-items:center;gap:var(--space-4)}.user-username{margin:0 0 var(--space-4) 0;font-size:var(--font-size-sm);color:var(--color-text-secondary)}.user-bio{margin:0;font-size:var(--font-size-sm);color:var(--color-text-secondary);line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.user-item .follow-btn{background:var(--color-primary);color:var(--color-btn-primary-text);border:none;border-radius:var(--radius-full);padding:var(--space-8) var(--space-16);font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);cursor:pointer;transition:all var(--duration-fast) var(--ease-standard);flex-shrink:0}.user-item .follow-btn:hover{background:var(--color-primary-hover)}.user-item .follow-btn.following{background:var(--color-secondary);color:var(--color-text);border:1px solid var(--color-border)}.user-item .follow-btn.following:hover{background:var(--color-error);color:#fff;border-color:var(--color-error)}.explore-posts{background:var(--color-surface);border-radius:var(--radius-lg);padding:var(--space-16);border:1px solid var(--color-border)}.explore-posts h3{margin:0 0 var(--space-16) 0;font-size:var(--font-size-lg);font-weight:var(--font-weight-semibold);color:var(--color-text)}.posts-list{display:flex;flex-direction:column;gap:var(--space-16)}@media (max-width: 768px){.explore,.trending-topics,.suggested-users,.explore-posts{padding:var(--space-12)}.user-item{padding:var(--space-8)}.user-avatar{width:40px;height:40px}.user-item .follow-btn{padding:var(--space-6) var(--space-12)}}@media (max-width: 480px){.explore,.trending-topics,.suggested-users,.explore-posts,.topic-item{padding:var(--space-8)}.user-item{padding:var(--space-6)}.user-avatar{width:36px;height:36px}.user-name{font-size:var(--font-size-sm)}.user-username,.user-bio{font-size:var(--font-size-xs)}}.conversations-container{display:flex;flex-direction:column;height:100%;background:var(--color-background)}.conversation-item{display:flex;align-items:center;padding:var(--space-12) var(--space-16);border-bottom:1px solid var(--color-border);cursor:pointer;transition:background-color var(--duration-fast) var(--ease-standard);gap:var(--space-12)}.conversation-item:hover{background:var(--hover-color)}.conversation-item.unread{background:var(--color-primary-light);border-left:3px solid var(--color-primary)}.conversation-avatar-container{position:relative;flex-shrink:0}.unread-indicator{position:absolute;top:0;right:0;width:12px;height:12px;background:var(--color-primary);border-radius:50%;border:2px solid var(--color-background)}.conversation-preview{flex:1;min-width:0;display:flex;flex-direction:column;gap:var(--space-4)}.conversation-preview h3{margin:0;font-size:var(--font-size-base);font-weight:var(--font-weight-semibold);color:var(--color-text)}.conversation-preview p{margin:0;font-size:var(--font-size-sm);color:var(--color-text-secondary);line-height:1.4;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}.conversation-meta{display:flex;flex-direction:column;align-items:flex-end;gap:var(--space-2);flex-shrink:0}.conversation-meta .post-time{font-size:var(--font-size-xs);color:var(--color-text-secondary)}.unread-count{background:var(--color-primary);color:#fff;border-radius:var(--radius-full);padding:2px 6px;font-size:var(--font-size-xs);font-weight:var(--font-weight-bold);min-width:18px;text-align:center;display:inline-block}@media (prefers-color-scheme: dark){.conversation-item.unread{background:#32b8c61a}}[data-color-scheme=dark] .conversation-item.unread{background:#32b8c61a}.conversation-detail{display:flex;flex-direction:column;height:100vh;background:var(--color-background)}.conversation-header{display:flex;align-items:center;gap:var(--space-12);padding:var(--space-16);border-bottom:1px solid var(--color-border);background:var(--color-surface);position:sticky;top:0;z-index:10}.back-btn{background:none;border:none;color:var(--color-text);font-size:1.2rem;cursor:pointer;padding:var(--space-8);border-radius:var(--radius-full);transition:all var(--duration-fast) var(--ease-standard);display:flex;align-items:center;justify-content:center}.back-btn:hover{background:var(--color-secondary);color:var(--color-primary)}.conversation-participant{display:flex;align-items:center;gap:var(--space-12);flex:1}.conversation-participant img{width:40px;height:40px;border-radius:50%;object-fit:cover}.conversation-participant h3{margin:0;font-size:var(--font-size-lg);font-weight:var(--font-weight-semibold);color:var(--color-text)}.conversation-participant p{margin:0;font-size:var(--font-size-sm);color:var(--color-text-secondary)}.messages-container{flex:1;overflow-y:auto;padding:var(--space-16);display:flex;flex-direction:column;gap:var(--space-8);background:var(--color-background)}.message{display:flex;align-items:flex-end;margin-bottom:var(--space-8);gap:var(--space-8)}.message.own-message{justify-content:flex-end;flex-direction:row-reverse}.message.other-message{justify-content:flex-start}.message-avatar{flex-shrink:0;width:32px;height:32px}.message-avatar img{width:100%;height:100%;border-radius:50%;object-fit:cover}.message-bubble{max-width:70%;padding:var(--space-10) var(--space-12);border-radius:var(--radius-lg);font-size:var(--font-size-base);line-height:var(--line-height-normal);word-wrap:break-word;background:var(--color-surface);border:1px solid var(--color-border);position:relative}.own-message .message-bubble{background:var(--color-primary);color:var(--color-btn-primary-text);border-color:var(--color-primary)}.other-message .message-bubble{background:var(--color-surface);color:var(--color-text);border-color:var(--color-border)}.message-content{margin-bottom:var(--space-4)}.message-content .mention{color:inherit;font-weight:var(--font-weight-semibold);opacity:.9}.message-content .hashtag{color:inherit;font-weight:var(--font-weight-medium);opacity:.8}.message-content .url{color:inherit;text-decoration:underline;opacity:.9}.message-time{font-size:var(--font-size-xs);opacity:.7;text-align:right}.message-status{display:flex;align-items:center;justify-content:flex-end;gap:var(--space-2);margin-top:var(--space-2)}.message-status i{font-size:var(--font-size-xs);opacity:.7}.message-status i.read{color:var(--color-primary);opacity:1}.message-input-container{padding:var(--space-12) var(--space-16);border-top:1px solid var(--color-border);background:var(--color-background);position:sticky;bottom:0}.message-input-wrapper{display:flex;align-items:flex-end;gap:var(--space-8);background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--space-8) var(--space-12);transition:border-color var(--duration-fast) var(--ease-standard)}.message-input-wrapper:focus-within{border-color:var(--color-primary);box-shadow:var(--focus-ring)}.message-input{flex:1;border:none;background:none;color:var(--color-text);font-size:var(--font-size-base);font-family:inherit;resize:none;min-height:20px;max-height:120px;line-height:var(--line-height-normal);outline:none}.message-input::placeholder{color:var(--color-text-tertiary)}.send-btn{width:32px;height:32px;border-radius:50%;border:none;background:var(--color-primary);color:var(--color-btn-primary-text);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all var(--duration-fast) var(--ease-standard);flex-shrink:0}.send-btn:hover:not(:disabled){background:var(--color-primary-hover);transform:scale(1.05)}.send-btn:disabled{background:var(--color-border);color:var(--color-text-tertiary);cursor:not-allowed;transform:none}.send-btn i{font-size:var(--font-size-sm)}@media (max-width: 768px){.conversation-detail{position:fixed;top:0;left:0;right:0;bottom:0;z-index:100}.conversation-header{padding:var(--space-10) var(--space-12)}.conversation-participant .post-avatar{width:36px;height:36px}.conversation-participant h3{font-size:var(--font-size-base)}.messages-container{padding:var(--space-12)}.message{margin-bottom:var(--space-6);gap:var(--space-6)}.message-avatar{width:28px;height:28px}.message-bubble{max-width:80%;padding:var(--space-8) var(--space-10);font-size:var(--font-size-sm)}.message-input-container{padding:var(--space-10) var(--space-12)}.send-btn{width:28px;height:28px}}@media (max-width: 480px){.conversation-detail{position:fixed;top:0;left:0;right:0;bottom:0;z-index:100}.conversation-header{padding:var(--space-8) var(--space-10)}.conversation-participant{gap:var(--space-6)}.conversation-participant .post-avatar{width:32px;height:32px}.conversation-participant h3{font-size:var(--font-size-sm)}.conversation-participant p{font-size:var(--font-size-xs)}.messages-container{padding:var(--space-8)}.message{margin-bottom:var(--space-4);gap:var(--space-4)}.message-avatar{width:24px;height:24px}.message-bubble{max-width:85%;padding:var(--space-6) var(--space-8);font-size:var(--font-size-sm)}.message-input-container{padding:var(--space-8) var(--space-10)}.message-input-wrapper{padding:var(--space-6) var(--space-8)}.message-input{font-size:var(--font-size-sm)}.send-btn{width:24px;height:24px}.send-btn i{font-size:var(--font-size-xs)}}@media (prefers-color-scheme: dark){.other-message .message-bubble,.message-input-wrapper{background:var(--color-surface);border-color:var(--color-border)}}[data-color-scheme=dark] .other-message .message-bubble,[data-color-scheme=dark] .message-input-wrapper{background:var(--color-surface);border-color:var(--color-border)}.notifications-container{display:flex;flex-direction:column;gap:var(--space-12);margin-top:var(--space-16)}.notification-item{display:flex;align-items:flex-start;gap:var(--space-16);background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--space-16);transition:all var(--duration-fast) var(--ease-standard);position:relative;cursor:pointer}.notification-item:hover{border-color:var(--color-primary);box-shadow:var(--shadow-md);transform:translateY(-1px)}.notification-item.unread{background:var(--color-primary-light);border-color:var(--color-primary)}.notification-item.unread:before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--color-primary);border-radius:var(--radius-sm) 0 0 var(--radius-sm)}.notification-icon{width:40px;height:40px;display:flex;align-items:center;justify-content:center;background:var(--color-secondary);border-radius:var(--radius-full);font-size:1.3rem;color:var(--color-primary);flex-shrink:0;transition:all var(--duration-fast) var(--ease-standard)}.notification-item:hover .notification-icon{background:var(--color-primary);color:#fff;transform:scale(1.1)}.notification-content{flex:1;min-width:0}.notification-text{font-size:var(--font-size-base);color:var(--color-text);margin-bottom:var(--space-4);line-height:1.5}.notification-text strong{color:var(--color-primary);font-weight:var(--font-weight-semibold)}.notification-text em{color:var(--color-text-secondary);font-style:italic;font-size:var(--font-size-sm)}.notification-time{font-size:var(--font-size-xs);color:var(--color-text-secondary)}.mark-all-read-btn{margin-left:auto;background:var(--color-secondary);color:var(--color-text);border:1px solid var(--color-border);border-radius:var(--radius-full);padding:var(--space-8) var(--space-16);font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);cursor:pointer;transition:all var(--duration-fast) var(--ease-standard)}.mark-all-read-btn:hover{background:var(--color-primary);color:var(--color-btn-primary-text);border-color:var(--color-primary)}.notifications-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--space-24);position:sticky;top:0;background:var(--color-background);z-index:10;padding:var(--space-6) 0}.notifications-header h2{margin:0;font-size:var(--font-size-xl);font-weight:var(--font-weight-bold);color:var(--color-text)}@media (max-width: 768px){.notifications-container{gap:var(--space-8);margin-top:var(--space-8)}.notification-item{padding:var(--space-12);gap:var(--space-8)}.notification-icon{width:32px;height:32px;font-size:1.1rem}.notifications-header{padding:var(--space-4) 0;margin-bottom:var(--space-16)}}@media (max-width: 480px){.notification-item{padding:var(--space-8)}.notification-text{font-size:var(--font-size-sm)}.notifications-header h2{font-size:var(--font-size-lg)}.mark-all-read-btn{padding:var(--space-6) var(--space-12);font-size:var(--font-size-xs)}}.bookmarks-content{padding:var(--space-16);max-width:600px;margin:0 auto;width:100%;box-sizing:border-box}.bookmarks-content .empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:var(--space-48) var(--space-16);text-align:center;color:var(--color-text-secondary);min-height:300px}.bookmarks-content .empty-icon{font-size:3rem;margin-bottom:var(--space-16);color:var(--color-text-tertiary)}.bookmarks-content .empty-state h3{margin:0 0 var(--space-8) 0;font-size:var(--font-size-lg);font-weight:var(--font-weight-semibold);color:var(--color-text)}.bookmarks-content .empty-state p{margin:0;font-size:var(--font-size-base);max-width:300px}.bookmarks-content .posts-container{display:flex;flex-direction:column;gap:var(--space-16);width:100%}@media (max-width: 768px){.bookmarks-content{padding:var(--space-12)}.bookmarks-content .empty-state{padding:var(--space-32) var(--space-12);min-height:250px}}@media (max-width: 480px){.bookmarks-content{padding:var(--space-8)}.bookmarks-content .empty-state{padding:var(--space-24) var(--space-8);min-height:200px}.bookmarks-content .empty-state h3{font-size:var(--font-size-base)}.bookmarks-content .empty-state p{font-size:var(--font-size-sm)}}.loading-screen{position:fixed;top:0;left:0;right:0;bottom:0;background:var(--color-background);display:flex;align-items:center;justify-content:center;z-index:9999;min-height:100vh}.loading-spinner{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:var(--space-32);max-width:300px;width:100%}.loading-spinner i{font-size:3rem;color:var(--color-primary);margin-bottom:var(--space-16);animation:spin 1s linear infinite}.loading-spinner h2{font-size:var(--font-size-2xl);font-weight:var(--font-weight-bold);color:var(--color-text);margin:0 0 var(--space-8) 0}.loading-spinner p{font-size:var(--font-size-base);color:var(--color-text-secondary);margin:0;line-height:var(--line-height-normal)}.error-screen{position:fixed;top:0;left:0;right:0;bottom:0;background:var(--color-background);display:flex;align-items:center;justify-content:center;z-index:9999;min-height:100vh;padding:var(--space-16)}.error-content{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:var(--space-32);max-width:400px;width:100%}.error-content i{font-size:3rem;color:var(--color-error);margin-bottom:var(--space-16)}.error-content h2{font-size:var(--font-size-2xl);font-weight:var(--font-weight-bold);color:var(--color-text);margin:0 0 var(--space-8) 0}.error-content p{font-size:var(--font-size-base);color:var(--color-text-secondary);margin:0 0 var(--space-24) 0;line-height:var(--line-height-normal)}.loading-state{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:var(--space-48) var(--space-16);text-align:center;color:var(--color-text-secondary);min-height:200px}.loading-state .loading-spinner{margin-bottom:var(--space-16)}.loading-state .loading-spinner i{font-size:var(--font-size-2xl);animation:spin 1s linear infinite;color:var(--color-primary)}.loading-state .loading-spinner p{font-size:var(--font-size-sm);margin:var(--space-8) 0 0 0;color:var(--color-text-secondary)}@media (max-width: 768px){.loading-spinner{padding:var(--space-24)}.loading-spinner i{font-size:2.5rem}.loading-spinner h2{font-size:var(--font-size-xl)}.error-content{padding:var(--space-24)}.error-content i{font-size:2.5rem}.error-content h2{font-size:var(--font-size-xl)}}@media (max-width: 480px){.loading-spinner{padding:var(--space-16)}.loading-spinner i{font-size:2rem}.loading-spinner h2{font-size:var(--font-size-lg)}.loading-spinner p{font-size:var(--font-size-sm)}.error-content{padding:var(--space-16)}.error-content i{font-size:2rem}.error-content h2{font-size:var(--font-size-lg)}.error-content p{font-size:var(--font-size-sm)}.loading-state{padding:var(--space-32) var(--space-12);min-height:150px}.loading-state .loading-spinner i{font-size:var(--font-size-xl)}}.follow-btn{display:inline-flex;align-items:center;gap:var(--space-8);background:var(--color-primary);color:var(--color-btn-primary-text);border:none;border-radius:var(--radius-full);padding:var(--space-8) var(--space-20);font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);cursor:pointer;transition:all var(--duration-fast) var(--ease-standard);position:relative;overflow:hidden;white-space:nowrap;min-width:100px;justify-content:center}.follow-btn:hover{background:var(--color-primary-hover);transform:translateY(-1px);box-shadow:0 4px 12px #00000026}.follow-btn:focus{outline:none}.follow-btn:focus-visible{box-shadow:var(--focus-ring)}.follow-btn:active{transform:translateY(0)}.follow-btn:disabled{opacity:.6;cursor:not-allowed;transform:none}.follow-btn.following{background:var(--color-secondary);color:var(--color-text);border:1px solid var(--color-border)}.follow-btn.following:hover{background:var(--color-error);color:#fff;border-color:var(--color-error)}.follow-btn__hover-text{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);opacity:0;transition:opacity var(--duration-fast) var(--ease-standard)}.follow-btn.following:hover .follow-btn__text{opacity:0}.follow-btn.following:hover .follow-btn__hover-text{opacity:1}.follow-btn--sm{padding:var(--space-6) var(--space-16);font-size:var(--font-size-xs);min-width:80px}.follow-btn--lg{padding:var(--space-12) var(--space-24);font-size:var(--font-size-base);min-width:120px}.follow-btn--secondary{background:var(--color-secondary);color:var(--color-text);border:1px solid var(--color-border)}.follow-btn--secondary:hover{background:var(--color-border)}.follow-btn--outline{background:transparent;color:var(--color-primary);border:2px solid var(--color-primary)}.follow-btn--outline:hover{background:var(--color-primary);color:var(--color-btn-primary-text)}.follow-btn--outline.following{color:var(--color-text);border-color:var(--color-border)}.follow-btn--outline.following:hover{background:var(--color-error);color:#fff;border-color:var(--color-error)}.follow-btn.loading{cursor:wait}.follow-btn.loading .fa-spinner{margin-right:var(--space-8)}@media (max-width: 768px){.follow-btn{padding:var(--space-6) var(--space-16);font-size:var(--font-size-xs);min-width:80px}.follow-btn--lg{padding:var(--space-8) var(--space-20);font-size:var(--font-size-sm);min-width:100px}}[data-theme=dark] .follow-btn.following,[data-theme=dark] .follow-btn--secondary{background:var(--color-surface-dark);border-color:var(--color-border-dark)}[data-theme=dark] .follow-btn--secondary:hover{background:var(--color-border-dark)}.follow-btn{animation:none}.follow-btn.following{animation:followSuccess .3s ease-out}@keyframes followSuccess{0%{transform:scale(1)}50%{transform:scale(1.05)}to{transform:scale(1)}}.search-page{max-width:800px;margin:0 auto;padding:0 16px}.search-header{position:sticky;top:0;background:var(--background-primary);padding:16px 0;border-bottom:1px solid var(--border-color);z-index:10;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.search-input-container{position:relative;max-width:600px;margin:0 auto}.search-icon{position:absolute;left:16px;top:50%;transform:translateY(-50%);color:var(--text-muted);font-size:16px;z-index:2}.search-input{width:100%;padding:12px 16px 12px 48px;border:2px solid var(--border-color);border-radius:24px;background:var(--background-secondary);color:var(--text-primary);font-size:16px;transition:all var(--duration-fast) var(--ease-standard)}.search-input:focus{outline:none;border-color:var(--color-primary);background:var(--background-primary);box-shadow:0 0 0 3px rgba(var(--color-primary-rgb),.1)}.search-input::placeholder{color:var(--text-muted)}.search-results{padding:24px 0}.hashtag-search-header{text-align:center;padding:32px 0;border-bottom:1px solid var(--border-color);margin-bottom:24px}.hashtag-search-header h2{font-size:32px;font-weight:700;color:var(--text-primary);margin:0 0 8px}.hashtag-search-header p{font-size:16px;color:var(--text-muted);margin:0}.search-section{margin-bottom:32px}.search-section h3{font-size:20px;font-weight:600;color:var(--text-primary);margin:0 0 16px;padding-bottom:8px;border-bottom:1px solid var(--border-color)}.search-users{display:flex;flex-direction:column;gap:16px}.search-user-card{background:var(--background-secondary);border:1px solid var(--border-color);border-radius:12px;padding:16px;transition:all var(--duration-fast) var(--ease-standard)}.search-user-card:hover{background:var(--background-tertiary);border-color:var(--border-color-hover);transform:translateY(-1px);box-shadow:0 4px 12px #0000001a}.search-user-content{display:flex;align-items:flex-start;gap:16px}.search-user-avatar{flex-shrink:0}.search-user-info{flex:1;min-width:0}.search-user-name{font-size:16px;font-weight:600;color:var(--text-primary);margin:0 0 4px;display:flex;align-items:center;gap:6px}.search-user-username{font-size:14px;color:var(--text-muted);margin:0 0 8px}.search-user-bio{font-size:14px;color:var(--text-secondary);margin:0 0 8px;line-height:1.4}.search-user-stats{display:flex;gap:16px;font-size:13px;color:var(--text-muted)}.search-user-stats span{display:flex;align-items:center;gap:4px}.search-posts{display:flex;flex-direction:column;gap:16px}.search-empty-state,.search-loading-state,.search-no-results{text-align:center;padding:80px 20px;color:var(--text-muted)}.search-empty-state i,.search-loading-state i,.search-no-results i{font-size:48px;margin-bottom:16px;opacity:.6}.search-empty-state h3,.search-no-results h3{font-size:24px;font-weight:600;color:var(--text-primary);margin:0 0 8px}.search-empty-state p,.search-loading-state p,.search-no-results p{font-size:16px;margin:0;opacity:.8}.search-loading-state i{animation:spin 1s linear infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@media (max-width: 768px){.search-page{padding:0 12px}.search-header{padding:12px 0}.search-input{font-size:16px}.hashtag-search-header{padding:24px 0}.hashtag-search-header h2{font-size:28px}.search-user-content{gap:12px}.search-user-card{padding:12px}}[data-theme=dark] .search-input{background:var(--background-tertiary);border-color:var(--border-color-dark)}[data-theme=dark] .search-input:focus{background:var(--background-secondary);border-color:var(--color-primary)}[data-theme=dark] .search-user-card{background:var(--background-tertiary);border-color:var(--border-color-dark)}[data-theme=dark] .search-user-card:hover{background:var(--background-quaternary);border-color:var(--border-color-hover-dark)}