@import "https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Space+Grotesk:wght@500;700&display=swap";
:root{--bg-primary:#000;--bg-secondary:#050505;--bg-card:#0f0f0fcc;--bg-hover:#191919cc;--bg-input:#141414cc;--border:#ffffff1a;--border-focus:#00e5ff80;--text-primary:#fff;--text-secondary:#a0a0a0;--text-muted:#666;--accent:#00e5ff;--accent-hover:#00bfff;--accent-glow:#00e5ff4d;--danger:#f36;--danger-hover:#f04;--success:#0f8;--like-color:#f0f;--primary:#00e5ff;--gradient-1:linear-gradient(135deg, #1a56ff, #00e5ff);--gradient-2:linear-gradient(135deg, #7000ff, #f6f);--shadow-sm:0 2px 8px #00000080;--shadow-md:0 4px 16px #0009;--shadow-lg:0 8px 32px #000c;--radius-sm:8px;--radius-md:12px;--radius-lg:16px;--radius-full:9999px;--transition:.2s ease}body.light-theme{--bg-primary:#fff;--bg-secondary:#f8f9fa;--bg-card:#fff;--bg-hover:#f1f3f5;--bg-input:#fff;--border:#00000014;--border-focus:#00e5ff4d;--text-primary:#1a1a1a;--text-secondary:#4a4a4a;--text-muted:#888;--shadow-sm:0 2px 8px #0000000d;--shadow-md:0 4px 16px #00000014;--shadow-lg:0 8px 32px #0000001f}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{background:var(--bg-primary);color:var(--text-primary);-webkit-font-smoothing:antialiased;min-height:100vh;font-family:Inter,-apple-system,sans-serif;line-height:1.6}a{color:var(--accent);transition:color var(--transition);text-decoration:none}a:hover{color:var(--accent-hover)}img{max-width:100%;display:block}.app-layout{grid-template-columns:260px 1fr 300px;gap:0;max-width:1400px;min-height:100vh;margin:0 auto;display:grid}.main-content{border-left:1px solid var(--border);border-right:1px solid var(--border);min-height:100vh}.navbar{z-index:100;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border-bottom:1px solid var(--border);background:#0a0a1ad9;justify-content:space-between;align-items:center;padding:12px 20px;display:flex;position:sticky;top:0}.navbar-brand{letter-spacing:.15em;text-transform:uppercase;color:#fff;align-items:center;gap:10px;font-family:Space Grotesk,sans-serif;font-size:1.5rem;font-weight:700;display:flex}.navbar-brand svg{width:28px;height:28px}.navbar-actions{align-items:center;gap:8px;display:flex}.navbar-search{background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-full);color:var(--text-primary);width:240px;transition:all var(--transition);outline:none;padding:8px 16px;font-family:inherit;font-size:.875rem}.navbar-search:focus{border-color:var(--border-focus);box-shadow:0 0 0 3px var(--accent-glow)}.sidebar{flex-direction:column;height:100vh;padding:20px 12px;display:flex;position:sticky;top:0;overflow-y:auto}.sidebar-nav{flex-direction:column;flex:1;gap:4px;display:flex}.sidebar-link{border-radius:var(--radius-md);color:var(--text-secondary);transition:all var(--transition);cursor:pointer;text-align:left;background:0 0;border:none;align-items:center;gap:14px;width:100%;padding:12px 16px;font-family:inherit;font-size:.95rem;font-weight:500;display:flex}.sidebar-link:hover{background:var(--bg-hover);color:var(--text-primary)}.sidebar-link.active{color:var(--text-primary);background:var(--bg-hover)}.sidebar-link svg{flex-shrink:0;width:22px;height:22px}.sidebar-profile{border-top:1px solid var(--border);align-items:center;gap:12px;margin-top:auto;padding:12px 16px;display:flex}.sidebar-profile-info{flex:1;min-width:0}.sidebar-profile-name{white-space:nowrap;text-overflow:ellipsis;font-size:.875rem;font-weight:600;overflow:hidden}.sidebar-profile-username{color:var(--text-muted);font-size:.75rem}.right-panel{height:100vh;padding:20px 16px;position:sticky;top:0;overflow-y:auto}.panel-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);margin-bottom:16px;padding:16px}.panel-card-title{margin-bottom:12px;font-size:1.1rem;font-weight:700}.avatar{border-radius:var(--radius-full);background:var(--gradient-1);color:#fff;object-fit:cover;flex-shrink:0;justify-content:center;align-items:center;width:40px;height:40px;font-size:.875rem;font-weight:700;display:flex;overflow:hidden}.avatar-sm{width:32px;height:32px;font-size:.75rem}.avatar-lg{width:80px;height:80px;font-size:1.5rem}.avatar-xl{width:120px;height:120px;font-size:2rem}.avatar img{object-fit:cover;width:100%;height:100%}.btn{border-radius:var(--radius-full);cursor:pointer;transition:all var(--transition);white-space:nowrap;border:none;justify-content:center;align-items:center;gap:8px;padding:10px 20px;font-family:inherit;font-size:.875rem;font-weight:600;display:inline-flex}.btn-primary{background:var(--gradient-1);color:#fff;box-shadow:0 2px 12px var(--accent-glow)}.btn-primary:hover{box-shadow:0 4px 20px var(--accent-glow);transform:translateY(-1px)}.btn-primary:active{transform:translateY(0)}.btn-outline{color:var(--accent);border:1.5px solid var(--accent);background:0 0}.btn-outline:hover{background:var(--accent);color:#fff}.btn-ghost{color:var(--text-secondary);background:0 0}.btn-ghost:hover{background:var(--bg-hover);color:var(--text-primary)}.btn-danger{background:var(--danger);color:#fff}.btn-danger:hover{background:var(--danger-hover)}.btn-sm{padding:6px 14px;font-size:.8rem}.btn-lg{padding:14px 28px;font-size:1rem}.btn-icon{border-radius:var(--radius-full);padding:8px}.btn:disabled{opacity:.5;cursor:not-allowed;transform:none}.post-card{border-bottom:1px solid var(--border);transition:background var(--transition);padding:20px}.post-card:hover{background:var(--bg-hover)}.post-header{align-items:center;gap:12px;margin-bottom:12px;display:flex}.post-author-info{flex:1}.post-author-name{font-size:.95rem;font-weight:600}.post-author-username,.post-time{color:var(--text-muted);font-size:.8rem}.post-content{white-space:pre-wrap;word-break:break-word;margin-bottom:12px;font-size:.95rem;line-height:1.7}.post-image{border-radius:var(--radius-md);border:1px solid var(--border);max-height:500px;margin-bottom:12px;overflow:hidden}.post-image img{object-fit:cover;width:100%;height:100%}.post-actions{gap:4px;margin-top:8px;display:flex}.post-action-btn{border-radius:var(--radius-full);color:var(--text-muted);cursor:pointer;transition:all var(--transition);background:0 0;border:none;align-items:center;gap:6px;padding:8px 12px;font-family:inherit;font-size:.85rem;display:flex}.post-action-btn:hover{background:var(--bg-hover)}.post-action-btn.liked{color:var(--like-color)}.post-action-btn.liked:hover{background:#f43f5e1a}.post-action-btn svg{width:18px;height:18px}.composer{border-bottom:1px solid var(--border);gap:12px;padding:20px;display:flex}.composer-input{flex-direction:column;flex:1;gap:12px;display:flex}.composer textarea{width:100%;min-height:80px;color:var(--text-primary);resize:none;background:0 0;border:none;outline:none;font-family:inherit;font-size:1.05rem;line-height:1.6}.composer textarea::placeholder{color:var(--text-muted)}.composer-footer{justify-content:space-between;align-items:center;display:flex}.composer-tools{gap:4px;display:flex}.image-preview{border-radius:var(--radius-md);border:1px solid var(--border);max-height:200px;position:relative;overflow:hidden}.image-preview img{object-fit:cover;max-height:200px}.image-preview-remove{color:#fff;border-radius:var(--radius-full);cursor:pointer;background:#000000b3;border:none;justify-content:center;align-items:center;width:28px;height:28px;font-size:1rem;display:flex;position:absolute;top:8px;right:8px}.comments-section{padding:0 20px 20px}.comment{border-top:1px solid var(--border);gap:10px;padding:12px 0;display:flex}.comment-content{flex:1}.comment-author{font-size:.85rem;font-weight:600}.comment-text{color:var(--text-secondary);margin-top:2px;font-size:.875rem}.comment-time{color:var(--text-muted);margin-top:4px;font-size:.75rem}.comment-input-row{align-items:center;gap:10px;margin-top:12px;display:flex}.comment-input{background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-full);color:var(--text-primary);transition:border-color var(--transition);outline:none;flex:1;padding:8px 16px;font-family:inherit;font-size:.85rem}.comment-input:focus{border-color:var(--border-focus)}.auth-page{background:var(--bg-primary);justify-content:center;align-items:center;min-height:100vh;padding:20px;display:flex}.auth-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);width:100%;max-width:420px;box-shadow:var(--shadow-lg);padding:40px}.auth-title{letter-spacing:.05em;text-align:center;color:#fff;margin-bottom:8px;font-family:Space Grotesk,sans-serif;font-size:1.8rem;font-weight:700}.auth-subtitle{text-align:center;color:var(--text-secondary);margin-bottom:32px;font-size:.9rem}.form-group{margin-bottom:20px}.form-label{color:var(--text-secondary);margin-bottom:6px;font-size:.85rem;font-weight:500;display:block}.form-input{background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-md);width:100%;color:var(--text-primary);transition:all var(--transition);outline:none;padding:12px 16px;font-family:inherit;font-size:.95rem}.form-input:focus{border-color:var(--border-focus);box-shadow:0 0 0 3px var(--accent-glow)}.form-error{color:var(--danger);border-radius:var(--radius-sm);background:#ef44441a;border:1px solid #ef44444d;margin-bottom:16px;padding:10px 14px;font-size:.85rem}.form-link{text-align:center;color:var(--text-secondary);margin-top:20px;font-size:.875rem}.profile-header{border-bottom:1px solid var(--border);padding:30px 20px}.profile-banner{background:var(--gradient-1);border-radius:var(--radius-lg);height:160px;margin-bottom:-50px;position:relative}.profile-info{z-index:1;align-items:flex-end;gap:16px;padding:0 20px;display:flex;position:relative}.profile-avatar-wrap{border:4px solid var(--bg-primary);border-radius:var(--radius-full)}.profile-details{flex:1;padding-bottom:8px}.profile-name{font-size:1.4rem;font-weight:800}.profile-username{color:var(--text-muted);font-size:.9rem}.profile-bio{color:var(--text-secondary);max-width:500px;margin-top:8px;font-size:.9rem}.profile-stats{gap:24px;margin-top:16px;padding:0 20px;display:flex}.profile-stat{color:var(--text-secondary);font-size:.9rem}.profile-stat strong{color:var(--text-primary);font-weight:700}.profile-actions{gap:8px;margin-top:16px;padding:0 20px;display:flex}.notification-item{border-bottom:1px solid var(--border);transition:background var(--transition);cursor:pointer;align-items:center;gap:12px;padding:16px 20px;display:flex}.notification-item:hover{background:var(--bg-hover)}.notification-item.unread{background:#6366f10d}.notification-icon{border-radius:var(--radius-full);flex-shrink:0;justify-content:center;align-items:center;width:36px;height:36px;display:flex}.notification-icon.like{color:var(--like-color);background:#f43f5e26}.notification-icon.comment{color:#3b82f6;background:#3b82f626}.notification-icon.follow{color:var(--accent);background:#6366f126}.notification-text{color:var(--text-secondary);flex:1;font-size:.9rem}.notification-text strong{color:var(--text-primary)}.notification-time{color:var(--text-muted);font-size:.75rem}.user-card{border-radius:var(--radius-md);transition:background var(--transition);align-items:center;gap:12px;padding:12px 16px;display:flex}.user-card:hover{background:var(--bg-hover)}.user-card-info{flex:1;min-width:0}.user-card-name{font-size:.9rem;font-weight:600}.user-card-username{color:var(--text-muted);font-size:.8rem}.page-header{border-bottom:1px solid var(--border);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);z-index:50;background:#0a0a1ad9;padding:16px 20px;position:sticky;top:0}.page-title{letter-spacing:.05em;font-family:Space Grotesk,sans-serif;font-size:1.3rem;font-weight:700}.tabs{border-bottom:1px solid var(--border);display:flex}.tab{text-align:center;color:var(--text-muted);cursor:pointer;transition:color var(--transition);background:0 0;border:none;flex:1;padding:14px;font-family:inherit;font-size:.9rem;font-weight:600;position:relative}.tab:hover{color:var(--text-secondary);background:var(--bg-hover)}.tab.active{color:var(--text-primary)}.tab.active:after{content:"";background:var(--gradient-1);border-radius:3px 3px 0 0;width:60px;height:3px;position:absolute;bottom:0;left:50%;transform:translate(-50%)}.settings-page{max-width:600px;margin:0 auto;padding:20px}.settings-section{margin-bottom:32px}.settings-section-title{border-bottom:1px solid var(--border);margin-bottom:16px;padding-bottom:8px;font-size:1.1rem;font-weight:700}.loading-spinner{justify-content:center;align-items:center;padding:40px;display:flex}.spinner{border:3px solid var(--border);border-top-color:var(--accent);border-radius:50%;width:32px;height:32px;animation:.7s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.empty-state{text-align:center;color:var(--text-muted);padding:60px 20px}.empty-state svg{opacity:.5;width:48px;height:48px;margin:0 auto 16px}.empty-state h3{color:var(--text-secondary);margin-bottom:8px;font-size:1.1rem}.empty-state p{font-size:.875rem}.badge{background:var(--danger);color:#fff;border-radius:var(--radius-full);justify-content:center;align-items:center;min-width:18px;height:18px;padding:0 5px;font-size:.65rem;font-weight:700;display:flex;position:absolute;top:-4px;right:-4px}.relative{position:relative}.powered-by{text-align:center;color:var(--text-muted);border-top:1px solid var(--border);margin-top:auto;padding:16px;font-size:.75rem}.powered-by span{background:var(--gradient-1);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;font-weight:700}.bottom-nav{-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border-top:1px solid var(--border);z-index:100;background:#0a0a1af2;padding:8px 0;display:none;position:fixed;bottom:0;left:0;right:0}.bottom-nav-items{justify-content:space-around;list-style:none;display:flex}.bottom-nav-link{color:var(--text-muted);border-radius:var(--radius-sm);transition:color var(--transition);flex-direction:column;align-items:center;gap:4px;padding:4px 12px;font-size:.65rem;text-decoration:none;display:flex}.bottom-nav-link:hover,.bottom-nav-link.active{color:var(--accent)}.bottom-nav-link svg{width:22px;height:22px}.toast{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-full);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);box-shadow:var(--shadow-lg);z-index:200;opacity:0;padding:12px 24px;font-size:.875rem;transition:all .3s;position:fixed;bottom:80px;left:50%;transform:translate(-50%)translateY(100px)}.toast.show{opacity:1;transform:translate(-50%)translateY(0)}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.fade-in{animation:.3s fadeIn}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.slide-up{animation:.4s slideUp}@media (max-width:1100px){.right-panel{display:none}.app-layout{grid-template-columns:260px 1fr}}@media (max-width:768px){.app-layout{grid-template-columns:1fr}.sidebar{display:none}.bottom-nav{display:block}.main-content{border:none;padding-bottom:70px}.navbar-search{width:160px}.profile-info{text-align:center;flex-direction:column;align-items:center}.profile-stats,.profile-actions{justify-content:center}}@media (max-width:480px){.navbar-search{display:none}.auth-card{padding:24px}.post-card{padding:16px}}.settings-search-container{-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);z-index:40;border-bottom:1px solid var(--border);background:#0a0a1ad9;padding:12px 20px;position:sticky;top:60px}.settings-search-bar{background:var(--bg-hover);border:1px solid var(--border);border-radius:var(--radius-md);width:100%;color:var(--text-main);transition:all var(--transition);outline:none;padding:10px 16px 10px 40px;font-size:.95rem}.settings-search-bar:focus{border-color:var(--primary);background:#00f0ff0d}.settings-search-icon{color:var(--text-muted);position:absolute;top:50%;left:36px;transform:translateY(-50%)}.settings-group{background:var(--bg-card);border-top:1px solid var(--border);border-bottom:1px solid var(--border);margin-bottom:8px}.settings-item{transition:background var(--transition);cursor:pointer;justify-content:space-between;align-items:center;padding:16px 20px;text-decoration:none;display:flex}.settings-item:hover{background:var(--bg-hover)}.settings-item-left{align-items:center;gap:16px;display:flex}.settings-item-icon{color:var(--text-main);justify-content:center;align-items:center;display:flex}.settings-item-text{color:var(--text-main);font-size:1rem;font-weight:400}.settings-item-subtext{color:var(--text-muted);margin-top:2px;font-size:.8rem}.settings-chevron{color:var(--text-muted);align-items:center;display:flex}.toggle-switch{width:44px;height:24px;display:inline-block;position:relative}.toggle-switch input{opacity:0;width:0;height:0}.toggle-slider{cursor:pointer;background-color:var(--bg-hover);border:1px solid var(--border);border-radius:24px;transition:all .4s;position:absolute;inset:0}.toggle-slider:before{content:"";background-color:var(--text-muted);border-radius:50%;width:18px;height:18px;transition:all .4s;position:absolute;bottom:2px;left:2px}input:checked+.toggle-slider{background-color:var(--primary);border-color:var(--primary)}input:checked+.toggle-slider:before{background-color:var(--bg-card);transform:translate(20px)}.settings-logout{text-align:left;width:100%;color:var(--danger);background:var(--bg-card);border:none;border-top:1px solid var(--border);border-bottom:1px solid var(--border);cursor:pointer;transition:background var(--transition);margin-top:8px;margin-bottom:30px;padding:16px 20px;font-size:1rem;font-weight:500;display:block}.settings-logout:hover{background:#ef44441a}