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var(--border);font-size:13.5px;color:var(--text3)}.legal-link{color:var(--accent);text-decoration:none;font-weight:500}.legal-link:hover{text-decoration:underline}.profile-cover{height:160px;background:linear-gradient(135deg,var(--bg2),var(--bg));position:relative;border-radius:var(--radius) var(--radius) 0 0;overflow:hidden}.profile-cover-gradient{position:absolute;top:0;right:0;bottom:0;left:0;background:linear-gradient(135deg,#5b8af033,#7c6ff733)}.profile-cover-img{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;object-fit:cover}.profile-cover-edit{position:absolute;bottom:10px;right:12px;display:flex;align-items:center;gap:6px;background:#0000008c;color:#fff;border:1px solid rgba(255,255,255,.25);border-radius:20px;padding:6px 12px;font-size:12px;font-weight:600;cursor:pointer;backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);transition:background 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var(--accent);outline-offset:4px}.profile-avatar-edit-badge{position:absolute;right:-2px;bottom:2px;width:28px;height:28px;border-radius:50%;background:var(--accent);border:3px solid var(--bg);display:flex;align-items:center;justify-content:center;box-shadow:0 6px 14px #00000038}.profile-avatar-drop-hint{position:absolute;top:0;right:0;bottom:0;left:0;border-radius:50%;background:#0000007a;color:#fff;display:flex;align-items:center;justify-content:center;text-align:center;font-size:11px;font-weight:700;line-height:1.15;opacity:0;pointer-events:none;padding:10px;transition:opacity .15s ease}.profile-avatar-wrap.editable.drag-over .profile-avatar-drop-hint{opacity:1}.avatar-upload-spinner{width:13px;height:13px;border-radius:50%;border:2px solid rgba(255,255,255,.45);border-top-color:#fff;animation:avatarSpin .75s linear infinite}@keyframes avatarSpin{to{transform:rotate(360deg)}}.profile-avatar-border{width:84px;height:84px;border-radius:50%;border:3px solid var(--bg);background:var(--bg)}.profile-info{margin-top:8px}.profile-name{font-family:var(--font-head);font-weight:600;font-size:19px;letter-spacing:-.3px}.profile-handle{font-size:13.5px;color:var(--text3);margin-top:1px}.profile-bio{font-size:14px;color:var(--text2);margin:10px 0;line-height:1.6}.profile-stats{display:flex;gap:20px;margin-top:12px}.profile-stat{cursor:pointer}.profile-stat-num{font-family:var(--font-head);font-weight:600;font-size:16px}.profile-stat-label{font-size:12.5px;color:var(--text3)}.widget-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:16px;margin-bottom:12px}.widget-title{font-family:var(--font-head);font-weight:600;font-size:14.5px;margin-bottom:12px;color:var(--text)}.suggested-user{display:flex;align-items:center;gap:10px;padding:8px 0;border-bottom:1px solid var(--border)}.suggested-user:last-child{border-bottom:none;padding-bottom:0}.suggested-user-info{flex:1;overflow:hidden}.suggested-user-name{font-size:13.5px;font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.suggested-user-handle{font-size:12px;color:var(--text3)}.prod-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:9999;background:#0e0f11f2;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.prod-timer{font-family:var(--font-head);font-size:72px;font-weight:700;letter-spacing:-2px;color:var(--accent);margin-bottom:1rem;transition:color .5s}.prod-timer.warn{color:var(--warn)}.prod-timer.danger{color:var(--danger)}.prod-label{font-size:16px;color:var(--text2);margin-bottom:2rem}.prod-warning-banner{position:fixed;bottom:0;left:0;right:0;background:var(--warn);color:var(--text);font-weight:600;font-size:14px;text-align:center;padding:10px;z-index:9998;animation:slideFromBottom .3s ease}@keyframes slideFromBottom{0%{transform:translateY(100%)}to{transform:translateY(0)}}.prod-danger-banner{position:fixed;bottom:0;left:0;right:0;background:var(--danger);color:#fff;font-weight:600;font-size:14px;text-align:center;padding:10px;z-index:9998;animation:slideFromBottom .3s ease}.settings-section{margin-bottom:20px}.settings-section-title{font-size:12px;font-weight:600;color:var(--text3);text-transform:uppercase;letter-spacing:.8px;margin-bottom:10px}.settings-row{display:flex;align-items:center;justify-content:space-between;padding:12px 0;border-bottom:1px solid var(--border)}.settings-row:last-child{border-bottom:none}.settings-row-info h4{font-size:14.5px;font-weight:500;margin-bottom:2px}.settings-row-info p{font-size:13px;color:var(--text3)}.toggle{position:relative;width:44px;height:24px;cursor:pointer;flex-shrink:0}.toggle input{opacity:0;width:0;height:0;position:absolute}.toggle-slider{position:absolute;top:0;right:0;bottom:0;left:0;background:var(--bg4);border-radius:20px;transition:background .2s}.toggle-slider:before{content:"";position:absolute;width:18px;height:18px;left:3px;top:3px;background:var(--text);border-radius:50%;transition:transform .2s}.toggle input:checked+.toggle-slider{background:var(--accent)}.toggle input:checked+.toggle-slider:before{transform:translate(20px)}.notif-item{display:flex;align-items:flex-start;gap:12px;padding:12px 0;border-bottom:1px solid var(--border);cursor:pointer;transition:opacity .15s}.notif-item:hover{opacity:.8}.notif-item:last-child{border-bottom:none}.notif-item.unread .notif-text{font-weight:500}.notif-dot{width:8px;height:8px;border-radius:50%;background:var(--accent);margin-top:6px;flex-shrink:0}.notif-text{font-size:13.5px;color:var(--text);line-height:1.5}.notif-time{font-size:12px;color:var(--text3);margin-top:3px}.notif-icon{width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:16px;flex-shrink:0}.upload-area{border:2px dashed var(--border2);border-radius:var(--radius-sm);padding:2rem;text-align:center;cursor:pointer;transition:all .15s;position:relative}.upload-area:hover{border-color:var(--accent);background:var(--accent-glow)}.upload-area input{position:absolute;top:0;right:0;bottom:0;left:0;opacity:0;cursor:pointer;width:100%;height:100%}.upload-preview{position:relative;border-radius:var(--radius-sm);overflow:hidden}.upload-preview img{width:100%;max-height:320px;object-fit:cover;border-radius:var(--radius-sm)}.upload-preview-remove{position:absolute;top:8px;right:8px;width:28px;height:28px;border-radius:50%;background:#000000b3;color:#fff;display:flex;align-items:center;justify-content:center;cursor:pointer;font-size:14px}.skeleton{background:var(--bg3);border-radius:var(--radius-sm);position:relative;overflow:hidden}.skeleton:after{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:linear-gradient(90deg,transparent,rgba(255,255,255,.04),transparent);animation:shimmer 1.5s infinite}@keyframes shimmer{0%{transform:translate(-100%)}to{transform:translate(100%)}}.skeleton-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:16px;margin-bottom:12px}.tag{display:inline-flex;align-items:center;padding:3px 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9px;font-size:12px;font-weight:700;line-height:1}.toast-action:hover{background:#5b8af038}.toast-dismiss{width:22px;height:22px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:var(--text3);flex-shrink:0}.toast-dismiss:hover{background:var(--bg4);color:var(--text)}.page-header{padding:1.5rem 0 1rem}.page-title{font-family:var(--font-head);font-size:22px;font-weight:700;letter-spacing:-.5px}.page-subtitle{font-size:14px;color:var(--text3);margin-top:4px}.search-bar{display:flex;align-items:center;gap:10px;background:var(--bg3);border:1px solid var(--border);border-radius:20px;padding:9px 16px;transition:border-color .15s}.search-bar:focus-within{border-color:var(--accent)}.search-bar svg{width:16px;height:16px;color:var(--text3);flex-shrink:0}.search-bar input{flex:1;font-size:14px;background:none;color:var(--text)}.search-bar input::placeholder{color:var(--text3)}.mobile-nav{display:none;position:fixed;bottom:0;left:0;right:0;background:var(--bg2);border-top:1px solid var(--border);padding:8px 0 12px;z-index:100}.mobile-nav-inner{display:flex;justify-content:space-around}.mobile-nav-item{display:flex;flex-direction:column;align-items:center;gap:3px;padding:6px 12px;cursor:pointer;color:var(--text3);transition:color .15s;border-radius:var(--radius-sm)}.mobile-nav-item.active{color:var(--accent)}.mobile-nav-item svg{width:22px;height:22px}.mobile-nav-label{font-size:10px;font-weight:500}@media (max-width:900px){.sidebar{transform:translate(-100%)}.sidebar.open{transform:translate(0)}.main-area{margin-left:0}.right-col{display:none}.mobile-nav{display:block}.feed-col{padding-bottom:80px}}@media (max-width:600px){.feed-col{padding:.5rem}.post-body{padding:12px}.modal{border-radius:16px}}.menu-overlay{display:none;position:fixed;top:0;right:0;bottom:0;left:0;z-index:99;background:#00000080}.menu-overlay.visible{display:block}.flex{display:flex}.flex-1{flex:1}.items-center{align-items:center}.gap-2{gap:8px}.gap-3{gap:12px}.mt-1{margin-top:4px}.mt-2{margin-top:8px}.text-sm{font-size:13px}.text-xs{font-size:12px}.text-muted{color:var(--text2)}.text-faint{color:var(--text3)}.fw-500{font-weight:500}.fw-600{font-weight:600}.post-compact{padding:8px 12px!important}.post-compact .post-header{margin-bottom:4px}.post-compact .post-caption{font-size:13px;margin-bottom:4px}.post-compact .post-actions{margin-top:4px;padding-top:4px}.post-compact .post-image-wrap{max-height:200px}.btn-follow.requested{background:var(--bg3);color:var(--text2);border:1px solid var(--border2)}.registration-page{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px;background:radial-gradient(ellipse at 20% 50%,rgba(91,138,240,.08) 0%,transparent 60%),radial-gradient(ellipse at 80% 20%,rgba(124,111,247,.06) 0%,transparent 55%),var(--bg);position:relative;overflow:hidden}.registration-page:before,.registration-page:after{content:"";position:absolute;border-radius:50%;filter:blur(80px);opacity:.07;pointer-events:none;animation:float 20s infinite alternate ease-in-out}.registration-page:before{width:320px;height:320px;background:#5b8af038;top:8%;left:10%}.registration-page:after{width:260px;height:260px;background:#7c6ff72e;bottom:12%;right:8%;animation-delay:4s}[data-theme=light] .registration-page{background:linear-gradient(135deg,#fde8df,#fdf0e8 40%,#fae8e0,#f8e0d8)}[data-theme=light] .registration-page:before,[data-theme=light] .registration-page:after{opacity:.12}[data-theme=light] .registration-page:before{background:#5b8af029}[data-theme=light] .registration-page:after{background:#7c6ff724}.registration-card{width:100%;max-width:520px;background:var(--bg3);border:1px solid var(--border2);border-radius:24px;padding:36px 32px;box-shadow:0 20px 60px #00000040}[data-theme=light] .registration-card{box-shadow:0 8px 40px #b4644626}.registration-top{text-align:center;margin-bottom:28px}.registration-logo{width:52px;height:52px;border-radius:14px;background:linear-gradient(135deg,var(--accent),var(--accent2));color:#fff;font-weight:700;font-size:20px;display:flex;align-items:center;justify-content:center;margin:0 auto 10px;letter-spacing:-1px;box-shadow:0 4px 16px #5b8af059}.registration-title{font-size:22px;font-weight:700;color:var(--text);font-family:var(--font-head)}.registration-subtitle{font-size:13px;color:var(--text3);margin-top:4px}@keyframes float{0%{transform:translate(0)}to{transform:translate(16px,-24px)}}.role-grid{display:flex;flex-direction:column;gap:14px}.role-card{display:flex;align-items:center;gap:16px;padding:18px 20px;border-radius:16px;border:none;cursor:pointer;text-align:left;position:relative;overflow:hidden;transition:transform .2s ease,box-shadow .2s ease;color:#fff;width:100%}.role-card:after{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:#fff0;transition:background .2s}.role-card:hover:not(.disabled){transform:scale(1.025);box-shadow:0 8px 28px #00000038}.role-card:hover:after{background:#ffffff12}.role-card:active:not(.disabled){transform:scale(.98)}.role-card.student{background:linear-gradient(135deg,#5b8af0,#7c6ff7);box-shadow:0 4px 20px #5b8af04d}.role-card.teacher{background:linear-gradient(135deg,#11998e,#38ef7d);box-shadow:0 4px 20px #11998e4d}.role-card.college{background:linear-gradient(135deg,#f7971e,#ffd200);box-shadow:0 4px 20px 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(max-width:1023px){.sidebar{width:48px}.main-area{margin-left:48px}.sidebar-logo{justify-content:center}.logo-text{display:none}.sidebar-nav{padding:1rem 0}.nav-item{justify-content:center;padding:12px 0}.nav-item span:not(.nav-badge){display:none}.sidebar-user{justify-content:center;padding:12px 0}.sidebar-user-info{display:none}.sidebar-bottom{padding:.75rem 0}.right-col{display:none}.feed-col{padding:1rem}.topbar{padding:.75rem .85rem}.topbar-title{font-size:16px}.mobile-nav{display:none}}@media (max-width:1023px){.right-col{display:none}}@media (max-width:767px){.sidebar{display:none}.main-area{margin-left:0}.feed-col{padding:.5rem .5rem calc(var(--mobile-nav-height) + 20px)}.toast-container{top:1rem;left:50%;transform:translate(-50%);right:auto;bottom:auto;width:90vw;min-width:unset}.modal-overlay{align-items:flex-end;padding:0;background:#0000008c}.modal{position:fixed;bottom:0;left:0;right:0;max-width:100%;border-radius:20px 20px 0 0;max-height:85vh;margin:0;height:auto;animation:slideUpBottom .25s ease forwards}.modal-header{padding:16px 18px}.modal-body{padding:16px}.modal-footer{padding:14px 18px}.topbar{padding:.75rem .85rem}.topbar-title{font-size:16px;text-align:center;width:100%}.topbar .hamburger,.topbar .menu-toggle{display:flex}.action-btn,.icon-btn,.nav-item,.mobile-nav-item,.btn{min-width:44px;min-height:44px}.mobile-nav{display:block;position:fixed;left:0;right:0;bottom:0;background:var(--bg2);border-top:1px solid var(--border);padding:8px 0 max(12px,env(safe-area-inset-bottom));z-index:1000;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.mobile-nav-inner{display:flex;justify-content:space-around;align-items:center}.mobile-nav-item{padding:10px 8px;flex:1;min-height:44px}.mobile-nav-item svg{width:24px;height:24px}.mobile-nav-label{font-size:11px}.search-bar{width:100%}.notif-item{flex-wrap:wrap;align-items:flex-start}.notif-text{min-width:0;white-space:normal}.settings-row{flex-direction:column;align-items:flex-start;gap:10px}.page-title{font-size:18px}.profile-name{font-size:16px}.post-body{padding:12px 14px}.post-caption{font-size:14px}.post-image-wrap 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