@import"https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap";:root{--text-display: 2rem;--text-h1: 1.5rem;--text-h2: 1.25rem;--text-h3: 1.1rem;--text-body: .9375rem;--text-caption: .8125rem;--text-small: .75rem;--text-micro: .6875rem;--space-1: 4px;--space-2: 8px;--space-3: 12px;--space-4: 16px;--space-5: 20px;--space-6: 24px;--space-8: 32px;--space-10: 40px;--space-12: 48px;--space-16: 64px;--radius-xs: 4px;--radius-sm: 6px;--radius-md: 10px;--radius-lg: 14px;--radius-xl: 20px;--radius-2xl: 24px;--radius-pill: 9999px;--motion-instant: 80ms;--motion-fast: .12s;--motion-base: .16s;--motion-slow: .22s;--motion-slower: .32s;--ease-premium: cubic-bezier(.22, .61, .36, 1);--ease-out-back: cubic-bezier(.34, 1.56, .64, 1);--ease-spring: cubic-bezier(.175, .885, .32, 1.275);--z-base: 1;--z-dropdown: 100;--z-sidebar: 200;--z-popover: 501;--z-modal: 700;--z-toast: 1000}[data-theme=dark]{--bg-root: #08080a;--bg-primary: #0c0c0f;--bg-secondary: #111114;--bg-tertiary: #16161a;--bg-elevated: #1c1c21;--bg-hover: #222228;--bg-active: #2a2a32;--bg-card: #141418;--bg-card-hover: #1a1a20;--bg-input: #18181d;--bg-input-focus: #1e1e24;--bg-bubble-own: linear-gradient(135deg, #2563eb 0%, #3b82f6 50%, #6366f1 100%);--bg-bubble-own-flat: #2563eb;--bg-bubble-other: #1c1c21;--bg-sidebar: #0a0a0e;--text-primary: #f1f1f3;--text-secondary: #a1a1a9;--text-tertiary: #6b6b76;--text-inverse: #0c0c0f;--text-link: #60a5fa;--accent: #3b82f6;--accent-hover: #2563eb;--accent-text: #ffffff;--accent-subtle: rgba(59, 130, 246, .12);--accent-glow: rgba(59, 130, 246, .25);--success: #22c55e;--success-subtle: rgba(34, 197, 94, .12);--danger: #ef4444;--danger-hover: #dc2626;--danger-subtle: rgba(239, 68, 68, .12);--warning: #f59e0b;--warning-subtle: rgba(245, 158, 11, .12);--border-subtle: #1e1e26;--border: #2a2a35;--border-strong: #3a3a48;--border-focus: var(--accent);--online: #22c55e;--offline: #6b6b76;--skeleton: #1a1a22;--shadow-xs: 0 1px 2px rgba(0, 0, 0, .3);--shadow-sm: 0 1px 3px rgba(0, 0, 0, .4), 0 1px 2px rgba(0, 0, 0, .3);--shadow-md: 0 4px 12px rgba(0, 0, 0, .5);--shadow-lg: 0 8px 24px rgba(0, 0, 0, .6);--shadow-xl: 0 12px 40px rgba(0, 0, 0, .7);--shadow-pop: 0 4px 20px rgba(0, 0, 0, .7);--shadow-glow: 0 0 20px var(--accent-glow)}*,*:before,*:after{box-sizing:border-box}html,body{margin:0;padding:0;background:var(--bg-root);color:var(--text-primary);font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Arial,sans-serif;font-size:var(--text-body);line-height:1.5;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overflow:hidden;height:100%;text-rendering:optimizeLegibility}body{min-height:100vh;min-height:100dvh}#app{height:100vh;height:100dvh;display:flex;flex-direction:column}h1{font-size:var(--text-display);font-weight:800;letter-spacing:-.025em;line-height:1.2}h2{font-size:var(--text-h1);font-weight:700;letter-spacing:-.02em;line-height:1.25}h3{font-size:var(--text-h2);font-weight:600;letter-spacing:-.01em;line-height:1.3}h4{font-size:var(--text-body);font-weight:600;line-height:1.4}p{margin:0}::-webkit-scrollbar{width:5px;height:5px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border-strong);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--text-tertiary)}:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:var(--radius-sm)}:focus:not(:focus-visible){outline:none}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;transition-duration:.01ms!important}}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2);padding:var(--space-2) var(--space-4);border-radius:var(--radius-md);font-size:var(--text-caption);font-weight:600;border:1px solid transparent;cursor:pointer;transition:all var(--motion-fast) var(--ease-premium);white-space:nowrap;user-select:none;font-family:inherit;letter-spacing:.01em}.btn:active{transform:scale(.96)}.btn-primary{background:var(--accent);color:var(--accent-text);border-color:var(--accent)}.btn-primary:hover{background:var(--accent-hover);border-color:var(--accent-hover);box-shadow:var(--shadow-glow)}.btn-secondary{background:var(--bg-tertiary);color:var(--text-primary);border-color:var(--border)}.btn-secondary:hover{background:var(--bg-hover);border-color:var(--border-strong)}.btn-ghost{background:transparent;color:var(--text-secondary);border-color:transparent}.btn-ghost:hover{background:var(--bg-hover);color:var(--text-primary)}.btn-danger{background:var(--danger);color:#fff;border-color:var(--danger)}.btn-danger:hover{background:var(--danger-hover);box-shadow:0 0 16px #ef44444d}.btn-sm{padding:var(--space-1) var(--space-3);font-size:var(--text-small)}.btn-lg{padding:var(--space-3) var(--space-6);font-size:var(--text-body)}.btn-icon{width:36px;height:36px;padding:0;border-radius:var(--radius-md);display:inline-flex;align-items:center;justify-content:center}.input{width:100%;padding:var(--space-2) var(--space-3);background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-md);color:var(--text-primary);font-size:var(--text-body);font-family:inherit;transition:border-color var(--motion-fast) var(--ease-premium),box-shadow var(--motion-fast) var(--ease-premium)}.input::placeholder{color:var(--text-tertiary)}.input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-subtle)}.card{background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:var(--radius-xl);transition:background var(--motion-fast) var(--ease-premium),border-color var(--motion-fast) var(--ease-premium),box-shadow var(--motion-slow) var(--ease-premium),transform var(--motion-slow) var(--ease-premium)}.card:hover{background:var(--bg-card-hover);border-color:var(--border)}.avatar{border-radius:var(--radius-pill);object-fit:cover;background:var(--bg-tertiary);flex-shrink:0}.avatar-initials{display:flex;align-items:center;justify-content:center;border-radius:var(--radius-pill);background:var(--bg-active);color:var(--text-secondary);font-weight:600;font-size:var(--text-caption);flex-shrink:0;user-select:none}.truncate{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.skeleton{background:var(--skeleton);border-radius:var(--radius-sm);animation:skeleton-pulse 1.8s ease-in-out infinite}@keyframes skeleton-pulse{0%,to{opacity:1}50%{opacity:.4}}.message-row{contain:content}.fade-in{animation:fade-in var(--motion-base) var(--ease-premium)}@keyframes fade-in{0%{opacity:0}to{opacity:1}}.slide-up{animation:slide-up var(--motion-slow) var(--ease-out-back)}@keyframes slide-up{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}.slide-down{animation:slide-down var(--motion-base) var(--ease-premium)}@keyframes slide-down{0%{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}.toast{position:fixed;top:var(--space-4);left:50%;transform:translate(-50%);z-index:var(--z-toast);background:var(--bg-elevated);color:var(--text-primary);border:1px solid var(--border);border-radius:var(--radius-lg);padding:var(--space-3) var(--space-5);font-size:var(--text-caption);font-weight:500;box-shadow:var(--shadow-pop);animation:toast-in var(--motion-slow) var(--ease-out-back);pointer-events:none}@keyframes toast-in{0%{opacity:0;transform:translate(-50%) translateY(-12px)}to{opacity:1;transform:translate(-50%) translateY(0)}}.context-menu{position:fixed;z-index:var(--z-popover);background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius-lg);padding:var(--space-1);min-width:200px;box-shadow:var(--shadow-pop)}.context-menu-item{display:flex;align-items:center;gap:var(--space-2);padding:var(--space-2) var(--space-3);border-radius:var(--radius-sm);font-size:var(--text-caption);color:var(--text-primary);cursor:pointer;transition:background var(--motion-fast);border:none;background:none;width:100%;text-align:left;font-family:inherit;animation:ctx-slide-in var(--motion-base) var(--ease-premium) both}.context-menu-item:nth-child(1){animation-delay:0ms}.context-menu-item:nth-child(2){animation-delay:30ms}.context-menu-item:nth-child(3){animation-delay:60ms}.context-menu-item:nth-child(4){animation-delay:90ms}.context-menu-item:hover{background:var(--bg-hover)}.context-menu-item.danger{color:var(--danger)}@keyframes ctx-slide-in{0%{opacity:0;transform:translate(-8px)}to{opacity:1;transform:translate(0)}}@supports (padding-bottom: env(safe-area-inset-bottom)){.safe-bottom{padding-bottom:env(safe-area-inset-bottom)}}:root{--vvh: 1dvh}.online-dot{width:10px;height:10px;border-radius:50%;background:var(--online);flex-shrink:0;box-shadow:0 0 0 2px var(--bg-card)}.online-dot.offline{background:var(--offline)}.post-card{transition:border-color var(--motion-fast),box-shadow var(--motion-slow) var(--ease-premium),transform var(--motion-slow) var(--ease-premium);will-change:transform}.post-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px);border-color:var(--border)}@keyframes reaction-bounce{0%{transform:scale(1)}25%{transform:scale(1.35)}50%{transform:scale(.85)}75%{transform:scale(1.15)}to{transform:scale(1)}}.reaction-bounce{animation:reaction-bounce .4s var(--ease-spring)}@keyframes comment-slide-in{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.comments-slide-in .comment-item{animation:comment-slide-in var(--motion-slow) var(--ease-premium) both}.comments-slide-in .comment-item:nth-child(1){animation-delay:0ms}.comments-slide-in .comment-item:nth-child(2){animation-delay:40ms}.comments-slide-in .comment-item:nth-child(3){animation-delay:80ms}.comments-slide-in .comment-item:nth-child(4){animation-delay:.12s}.comments-slide-in .comment-item:nth-child(5){animation-delay:.16s}.comments-slide-in .comment-item:nth-child(6){animation-delay:.2s}@keyframes expand-in{0%{opacity:0;max-height:0;padding-top:0;padding-bottom:0}to{opacity:1;max-height:300px;padding-top:var(--space-3);padding-bottom:var(--space-3)}}.composer-expand{animation:expand-in var(--motion-slow) var(--ease-premium);overflow:hidden}@keyframes badge-pulse{0%,to{transform:scale(1);box-shadow:0 0 #3b82f666}50%{transform:scale(1.1);box-shadow:0 0 0 6px #3b82f600}}.badge-pulse{animation:badge-pulse 2s ease-in-out infinite}.skeleton-card{background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:16px;padding:var(--space-5);margin-bottom:var(--space-3)}.skeleton-card-header{display:flex;align-items:center;gap:var(--space-3);margin-bottom:var(--space-4)}.skeleton-avatar{width:44px;height:44px;border-radius:50%}.skeleton-line{height:14px;border-radius:var(--radius-sm)}.skeleton-line-short{width:40%}.skeleton-line-medium{width:65%}.skeleton-body{display:flex;flex-direction:column;gap:var(--space-2)}@keyframes float-heart{0%{opacity:1;transform:translate(-50%) scale(1) rotate(0)}25%{transform:translate(-50%,-25px) scale(1.3) rotate(-15deg)}50%{opacity:.8;transform:translate(-50%,-50px) scale(1.1) rotate(10deg)}to{opacity:0;transform:translate(-50%,-90px) scale(.6) rotate(-5deg)}}.float-heart{position:absolute;font-size:28px;pointer-events:none;z-index:10;animation:float-heart 1.1s var(--ease-premium) forwards;filter:drop-shadow(0 2px 4px rgba(239,68,68,.4))}@keyframes poll-fill{0%{width:0%}}.poll-option-bar{position:absolute;left:0;top:0;bottom:0;background:var(--accent-subtle);border-radius:var(--radius-md);animation:poll-fill .6s var(--ease-premium)}.user-card{transition:background var(--motion-fast),transform var(--motion-fast) var(--ease-premium)}.user-card:hover{background:var(--bg-hover)}@keyframes share-check{0%{transform:translate(-50%,-50%) scale(0);opacity:0}50%{transform:translate(-50%,-50%) scale(1.15);opacity:1}to{transform:translate(-50%,-50%) scale(1);opacity:1}}.share-feedback{position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius-xl);padding:var(--space-5) var(--space-8);z-index:var(--z-toast);animation:share-check var(--motion-slow) var(--ease-out-back);display:flex;align-items:center;gap:var(--space-3);font-size:var(--text-body);color:var(--success);box-shadow:var(--shadow-pop)}@keyframes bookmark-fill{0%{transform:scale(1)}35%{transform:scale(1.4)}70%{transform:scale(.9)}to{transform:scale(1)}}.bookmark-anim{animation:bookmark-fill .4s var(--ease-spring)}.avatar-story-ring{padding:3px;border-radius:50%;background:conic-gradient(var(--accent),#a855f7,#ec4899,var(--accent));display:inline-flex;align-items:center;justify-content:center;flex-shrink:0}.avatar-story-ring .avatar,.avatar-story-ring .avatar-initials{border:2px solid var(--bg-card)}.profile-cover{transform:translateZ(0);will-change:transform}.pull-refresh-indicator{display:flex;align-items:center;justify-content:center;gap:var(--space-2);padding:var(--space-3);color:var(--text-tertiary);font-size:var(--text-small)}.pull-refresh-spinner{width:20px;height:20px;border:2px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin .7s linear infinite}.infinite-scroll-sentinel{height:1px;margin-top:var(--space-2)}.offline-banner{background:var(--warning);color:#000;text-align:center;padding:var(--space-1) var(--space-3);font-size:var(--text-small);font-weight:600;border-radius:var(--radius-sm);margin-bottom:var(--space-3)}.comment-reply{padding-left:var(--space-6);border-left:2px solid var(--accent-subtle);margin-left:var(--space-3)}@keyframes shimmer{0%{background-position:-400px 0}to{background-position:400px 0}}.skeleton-shimmer{background:linear-gradient(90deg,var(--skeleton) 0%,var(--bg-hover) 50%,var(--skeleton) 100%);background-size:800px 100%;animation:shimmer 1.5s ease-in-out infinite}.feed-tabs{position:relative}.feed-tab-indicator{position:absolute;bottom:0;height:2px;background:var(--accent);border-radius:1px;transition:left var(--motion-base) var(--ease-premium),width var(--motion-base) var(--ease-premium)}.post-gallery{position:relative;overflow:hidden;touch-action:pan-y}.post-gallery-track{display:flex;transition:transform var(--motion-slow) var(--ease-premium)}.post-gallery-track>*{flex-shrink:0;width:100%}.post-gallery-dots{display:flex;justify-content:center;gap:6px;padding-top:var(--space-2)}.post-gallery-dot{width:6px;height:6px;border-radius:50%;background:var(--border-strong);border:none;padding:0;cursor:pointer;transition:background var(--motion-fast),transform var(--motion-fast)}.post-gallery-dot.active{background:var(--accent);transform:scale(1.3)}.post-longpress-menu{position:fixed;z-index:var(--z-popover);background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius-xl);padding:var(--space-1);min-width:200px;box-shadow:var(--shadow-xl)}.notif-group{border-bottom:1px solid var(--border-subtle);padding:var(--space-2) 0}.notif-group-header{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-2);cursor:pointer}.notif-group-header:hover{background:var(--bg-hover);border-radius:var(--radius-md)}.notif-group-count{font-size:var(--text-small);color:var(--text-tertiary);margin-top:2px}.notif-group-items{padding-left:var(--space-8)}.search-filter-tabs{display:flex;gap:2px;margin-bottom:var(--space-3);border-bottom:1px solid var(--border-subtle)}.search-filter-tab{padding:var(--space-2) var(--space-4);background:none;border:none;border-bottom:2px solid transparent;color:var(--text-tertiary);font-size:var(--text-caption);font-weight:500;cursor:pointer;font-family:inherit;transition:all var(--motion-fast)}.search-filter-tab.active{color:var(--accent);border-bottom-color:var(--accent)}.pull-refresh-active .feed-list{transform:translateY(var(--pull-offset, 0px));transition:transform .1s}.infinite-spinner{display:flex;justify-content:center;padding:var(--space-4)}.infinite-spinner-dot{width:8px;height:8px;border-radius:50%;background:var(--accent);margin:0 3px;animation:bounce-dot 1.2s ease-in-out infinite}.infinite-spinner-dot:nth-child(2){animation-delay:.2s}.infinite-spinner-dot:nth-child(3){animation-delay:.4s}@keyframes bounce-dot{0%,80%,to{transform:scale(.6);opacity:.4}40%{transform:scale(1);opacity:1}}@keyframes unread-pulse{0%,to{box-shadow:0 0 #3b82f666}50%{box-shadow:0 0 0 5px #3b82f600}}.unread-badge{animation:unread-pulse 2s ease-in-out infinite}.post-card.keyboard-focus{outline:2px solid var(--accent);outline-offset:2px}@keyframes modal-in{0%{opacity:0;transform:scale(.92)}to{opacity:1;transform:scale(1)}}.modal{animation:modal-in var(--motion-slow) var(--ease-out-back)}.toggle-switch{position:relative;width:44px;height:24px;background:var(--border-strong);border-radius:var(--radius-pill);cursor:pointer;transition:background var(--motion-fast) var(--ease-premium);border:none;padding:0;flex-shrink:0}.toggle-switch.active{background:var(--accent)}.toggle-switch:after{content:"";position:absolute;top:2px;left:2px;width:20px;height:20px;background:#fff;border-radius:50%;transition:transform var(--motion-fast) var(--ease-premium);box-shadow:var(--shadow-xs)}.toggle-switch.active:after{transform:translate(20px)}.chat-list-item.active-bar{position:relative}.chat-list-item.active-bar:before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:3px;height:60%;background:var(--accent);border-radius:0 2px 2px 0}.own-bubble:after{content:"";position:absolute;bottom:0;right:-7px;width:14px;height:14px;background:#3b82f6;clip-path:polygon(0 0,0 100%,100% 100%)}.other-bubble:after{content:"";position:absolute;bottom:0;left:-7px;width:14px;height:14px;background:#1c1c21;clip-path:polygon(100% 0,0 100%,100% 100%)}.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:var(--space-4);padding:var(--space-12) var(--space-6);text-align:center;color:var(--text-tertiary)}.empty-state-icon{width:80px;height:80px;border-radius:var(--radius-2xl);background:var(--bg-tertiary);display:flex;align-items:center;justify-content:center;color:var(--text-tertiary);opacity:.6}.empty-state-title{font-size:var(--text-body);font-weight:600;color:var(--text-secondary)}.empty-state-desc{font-size:var(--text-caption);max-width:280px;line-height:1.5}.profile-stats{display:flex;gap:var(--space-8);justify-content:center;padding:var(--space-4) 0}.profile-stat{display:flex;flex-direction:column;align-items:center;gap:2px}.profile-stat-value{font-size:var(--text-h2);font-weight:700;color:var(--text-primary)}.profile-stat-label{font-size:var(--text-small);color:var(--text-tertiary);font-weight:500}.loading-screen.svelte-1n46o8q{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100vh;height:100dvh;gap:var(--space-4);background:var(--bg-root)}.loading-spinner.svelte-1n46o8q{width:32px;height:32px;border:3px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:svelte-1n46o8q-spin .7s linear infinite}@keyframes svelte-1n46o8q-spin{to{transform:rotate(360deg)}}.loading-text.svelte-1n46o8q{font-size:1rem;font-weight:600;color:var(--text-secondary);letter-spacing:.02em}.auth-screen.svelte-1n46o8q{display:flex;align-items:center;justify-content:center;min-height:100vh;min-height:100dvh;background:var(--bg-root);padding:var(--space-4)}.auth-card.svelte-1n46o8q{width:100%;max-width:380px;background:var(--bg-card);border:1px solid 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