@import "https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700&family=DM+Sans:ital,wght@0,300;0,400;0,500;0,600;1,400&display=swap";:root{--ease-water:cubic-bezier(.25, .46, .45, .94);--ease-surface:cubic-bezier(.34, 1.4, .64, 1);--ease-dive:cubic-bezier(.55, 0, .1, 1);--ease-float:cubic-bezier(.16, 1, .3, 1);--ease-ripple:cubic-bezier(.4, 0, .2, 1);--ease-bubble:cubic-bezier(.175, .885, .32, 1.275)}@keyframes surfaceUp{0%{opacity:0;filter:blur(2px);transform:translateY(24px)scale(.97)}60%{opacity:1;filter:blur()}to{opacity:1;filter:blur();transform:translateY(0)scale(1)}}@keyframes flowIn{0%{opacity:0;filter:blur(1px);transform:translate(-20px)}to{opacity:1;filter:blur();transform:translate(0)}}@keyframes waterFade{0%{opacity:0}to{opacity:1}}@keyframes floatIn{0%{opacity:0;transform:translateY(16px)scale(.95)}70%{transform:translateY(-3px)scale(1.01)}to{opacity:1;transform:translateY(0)scale(1)}}@keyframes undulate{0%,to{transform:translateY(0)rotate(0)}25%{transform:translateY(-7px)rotate(.5deg)}75%{transform:translateY(-4px)rotate(-.5deg)}}@keyframes drift{0%,to{transform:translateY(0)translate(0)}33%{transform:translateY(-8px)translate(4px)}66%{transform:translateY(-4px)translate(-3px)}}@keyframes caustic{0%,to{opacity:.6;transform:scale(1)}50%{opacity:1;transform:scale(1.04)}}@keyframes rippleExpand{0%{opacity:.5;transform:scale(0)}to{opacity:0;transform:scale(4.5)}}@keyframes bubbleRise{0%{opacity:.8;transform:translateY(0)scale(1)}to{opacity:0;transform:translateY(-40px)scale(.6)}}@keyframes validatePop{0%{opacity:0;transform:scale(0)rotate(-15deg)}50%{opacity:1;transform:scale(1.25)rotate(5deg)}75%{transform:scale(.92)rotate(-2deg)}to{opacity:1;transform:scale(1)rotate(0)}}@keyframes waterShimmer{0%{background-position:-300%}to{background-position:300%}}@keyframes spin{to{transform:rotate(360deg)}}@keyframes fillWater{0%{opacity:.7;width:0%}to{opacity:1}}@keyframes staggerReveal{0%{opacity:0;transform:translateY(14px)scale(.98)}to{opacity:1;transform:translateY(0)scale(1)}}@keyframes flowDown{0%{opacity:0;transform-origin:top;transform:translateY(-8px)scaleY(.96)}to{opacity:1;transform-origin:top;transform:translateY(0)scaleY(1)}}@keyframes countUp{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}@keyframes messageFloat{0%{opacity:0;transform:translateY(12px)scale(.97)}to{opacity:1;transform:translateY(0)scale(1)}}@keyframes glowBreath{0%,to{box-shadow:0 0 #22d3ee00}50%{box-shadow:0 0 24px 4px #22d3ee33}}@keyframes borderFlow{0%,to{border-color:#22d3ee26}50%{border-color:#22d3ee66}}.anim-surface{animation:surfaceUp .55s var(--ease-float) both}.anim-flow-in{animation:flowIn .4s var(--ease-water) both}.anim-fade-in{animation:waterFade .3s var(--ease-water) both}.anim-float-in{animation:floatIn .5s var(--ease-surface) both}.anim-fade-up{animation:surfaceUp .5s var(--ease-float) both}.anim-scale-in{animation:floatIn .45s var(--ease-surface) both}.anim-pop-in{animation:floatIn .5s var(--ease-bubble) both}.anim-undulate{animation:4s ease-in-out infinite undulate}.anim-drift{animation:6s ease-in-out infinite drift}.anim-spin{animation:1s linear infinite spin}.anim-glow{animation:3s ease-in-out infinite glowBreath}.anim-border{animation:3s ease-in-out infinite borderFlow}.stagger-1{animation-delay:60ms!important}.stagger-2{animation-delay:.12s!important}.stagger-3{animation-delay:.18s!important}.stagger-4{animation-delay:.24s!important}.stagger-5{animation-delay:.3s!important}.stagger-6{animation-delay:.36s!important}.accordion-content{animation:flowDown .38s var(--ease-water) both;transform-origin:top;overflow:hidden}.modal-overlay{animation:waterFade .25s var(--ease-water) both}.modal-card{animation:floatIn .45s var(--ease-surface) both}.msg-appear{animation:messageFloat .3s var(--ease-surface) both}.skeleton{animation:waterShimmer 2s var(--ease-ripple) infinite;background:linear-gradient(105deg,#ffffff08 25%,#22d3ee12 50%,#ffffff08 75%) 0 0/300%;border-radius:8px}.progress-fill{animation:fillWater 1s var(--ease-water) both;position:relative;overflow:hidden}.progress-fill:after{content:"";width:60%;height:100%;animation:waterShimmer 2.5s var(--ease-ripple) infinite 1s;background:linear-gradient(90deg,#0000,#ffffff4d,#0000) 0 0/200%;position:absolute;top:0;left:-100%}.check-pop{animation:validatePop .45s var(--ease-bubble) both}.ripple-container{position:relative;overflow:hidden}.ripple{pointer-events:none;animation:rippleExpand .7s var(--ease-ripple) forwards;transform-origin:50%;background:#22d3ee40;border-radius:50%;position:absolute}.btn{transition:transform .25s var(--ease-water), box-shadow .25s var(--ease-water), filter .2s ease, opacity .2s ease, background .25s var(--ease-water), border-color .25s var(--ease-water)!important}.btn:hover:not(:disabled){transform:translateY(-2px)}.btn:active:not(:disabled){transform:translateY(0)scale(.96);transition-duration:.1s!important}.btn-primary:hover:not(:disabled){filter:brightness(1.1);box-shadow:0 8px 28px #22d3ee66}.card-hover{transition:transform .35s var(--ease-water), box-shadow .35s var(--ease-water), border-color .35s var(--ease-water)}.card-hover:hover{transform:translateY(-3px);box-shadow:0 12px 40px #0000004d;border-color:#22d3ee4d!important}.student-row{transition:background .2s var(--ease-water), transform .3s var(--ease-water), border-color .3s var(--ease-water)!important}.student-row:hover{border-color:#22d3ee40!important;transform:translate(6px)!important}.btn-icon{transition:transform .25s var(--ease-surface), color .2s var(--ease-water), background .2s var(--ease-water), border-color .2s var(--ease-water)!important}.btn-icon:hover{transform:scale(1.15)translateY(-1px);color:var(--cyan)!important;border-color:var(--cyan)!important}.btn-icon:active{transform:scale(.9)}.tab-btn{transition:background .3s var(--ease-water), color .3s var(--ease-water), transform .2s var(--ease-water)!important}.tab-btn:not(.active):hover{transform:translateY(-1px);background:#22d3ee12!important}.input{transition:border-color .3s var(--ease-water), box-shadow .3s var(--ease-water)!important}.input:focus{box-shadow:0 0 0 3px #22d3ee26,0 0 20px #22d3ee14!important}.accordion-header{transition:background .25s var(--ease-water)!important}.skill-checkbox{transition:background .25s var(--ease-water), border-color .25s var(--ease-water), transform .25s var(--ease-surface), box-shadow .25s var(--ease-water)!important}.skill-checkbox:hover:not(.checked){box-shadow:0 0 10px #22d3ee4d;border-color:var(--cyan)!important;transform:scale(1.15)!important}.skill-checkbox.checked{box-shadow:0 0 12px #22d3ee66}.msg-conv-item{transition:background .2s var(--ease-water), padding-left .3s var(--ease-water), border-color .3s var(--ease-water)!important}.msg-conv-item:hover{padding-left:22px!important}.resource-item{transition:background .2s var(--ease-water), transform .3s var(--ease-water)!important}.resource-item:hover{transform:translate(5px)}.avatar-ring{transition:transform .35s var(--ease-surface), box-shadow .35s var(--ease-water)}.avatar-ring:hover{transform:scale(1.07);box-shadow:0 0 0 3px #22d3ee66,0 8px 28px #0ea5e966}.stat-card{transition:transform .35s var(--ease-water), box-shadow .35s var(--ease-water)}.stat-card:hover{transform:translateY(-4px);box-shadow:0 16px 48px #00000040}.stat-number{animation:countUp .6s var(--ease-surface) both}.group-header{transition:background .2s var(--ease-water), padding-left .3s var(--ease-water)!important}.group-header:hover{padding-left:22px!important}.logo-float{filter:drop-shadow(0 10px 30px #22d3ee59);transition:filter .4s var(--ease-water);animation:5s ease-in-out infinite undulate}.logo-float:hover{filter:drop-shadow(0 14px 40px #22d3ee8c);animation-play-state:paused}.bubble{pointer-events:none;animation:bubbleRise var(--duration,4s) var(--ease-water) var(--delay,0s) infinite;background:radial-gradient(circle at 35% 35%,#22d3ee40,#22d3ee0d);border:1px solid #22d3ee26;border-radius:50%;position:fixed}@media (prefers-reduced-motion:reduce){*,:before,:after{transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}:root{--bg-deep:#0a0f1e;--bg-card:#111827;--bg-card2:#162032;--bg-hover:#1a2640;--border:#63b3ed1f;--border2:#63b3ed0f;--cyan:#22d3ee;--cyan-dim:#0e7490;--cyan-glow:#22d3ee26;--purple:#a855f7;--text-1:#f0f6ff;--text-2:#94a3b8;--text-3:#64748b;--danger:#ef4444;--success:#22c55e;--radius:14px;--radius-sm:8px}*,:before,:after{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg-deep);color:var(--text-1);min-height:100vh;font-family:DM Sans,sans-serif;overflow-x:hidden}body:before{content:"";pointer-events:none;z-index:0;background:radial-gradient(60% 40% at 20% 10%,#22d3ee12 0%,#0000 60%),radial-gradient(50% 60% at 80% 80%,#3b82f614 0%,#0000 60%);position:fixed;inset:0}#root{z-index:1;position:relative}h1,h2,h3{font-family:Outfit,sans-serif}::-webkit-scrollbar{width:5px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:var(--border);border-radius:99px}.page{flex-direction:column;align-items:center;min-height:100vh;padding:24px 16px 48px;display:flex}.container{width:100%;max-width:780px}.container-wide{width:100%;max-width:1100px}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:20px}.card2{background:var(--bg-card2);border:1px solid var(--border2);border-radius:var(--radius);padding:20px}.btn{cursor:pointer;white-space:nowrap;border:none;border-radius:10px;align-items:center;gap:8px;padding:10px 20px;font-family:DM Sans,sans-serif;font-size:14px;font-weight:500;transition:all .18s;display:inline-flex}.btn-primary{color:#0a0f1e;background:linear-gradient(135deg,#0ea5e9,#22d3ee);font-weight:600}.btn-primary:hover{filter:brightness(1.12);transform:translateY(-1px)}.btn-ghost{border:1px solid var(--border);color:var(--text-2);background:0 0}.btn-ghost:hover{background:var(--bg-hover);color:var(--text-1)}.btn-danger{color:#f87171;background:#ef44441f;border:1px solid #ef444440}.btn-danger:hover{background:#ef444438}.btn-icon{background:var(--bg-card2);border:1px solid var(--border);color:var(--text-2);border-radius:var(--radius-sm);cursor:pointer;padding:8px}.btn-icon:hover{color:var(--cyan);border-color:var(--cyan)}.btn-sm{padding:6px 14px;font-size:13px}.input{background:var(--bg-card2);border:1px solid var(--border);border-radius:var(--radius-sm);width:100%;color:var(--text-1);outline:none;padding:10px 14px;font-family:DM Sans,sans-serif;font-size:14px;transition:border-color .15s}.input:focus{border-color:var(--cyan)}.input::placeholder{color:var(--text-3)}select.input{cursor:pointer}select.input option{background:var(--bg-card2)}.progress-track{background:#ffffff14;border-radius:99px;height:5px;overflow:hidden}.progress-fill{background:linear-gradient(90deg,#0ea5e9,#22d3ee);border-radius:99px;height:100%;transition:width .5s}.badge{color:var(--cyan);background:#22d3ee1f;border:1px solid #22d3ee33;border-radius:99px;padding:3px 10px;font-size:12px;font-weight:500;display:inline-block}.badge-purple{color:#c084fc;background:#a855f71f;border-color:#a855f740}.tab-bar{background:var(--bg-card2);border-radius:10px;gap:4px;padding:4px;display:flex}.tab-btn{color:var(--text-2);cursor:pointer;background:0 0;border:none;border-radius:8px;flex:1;justify-content:center;align-items:center;gap:6px;padding:9px 16px;font-family:DM Sans,sans-serif;font-size:14px;font-weight:500;transition:all .18s;display:flex}.tab-btn.active{color:#0a0f1e;background:linear-gradient(135deg,#0ea5e9,#22d3ee);font-weight:600}.skill-category{background:var(--bg-card2);border:1px solid var(--border2);border-radius:var(--radius);margin-bottom:10px;overflow:hidden}.skill-category-header{cursor:pointer;-webkit-user-select:none;user-select:none;align-items:center;gap:14px;padding:14px 18px;transition:background .15s;display:flex}.skill-category-header:hover{background:var(--bg-hover)}.cat-icon{width:36px;height:36px;color:var(--cyan);background:linear-gradient(135deg,#0c3d5e,#164e73);border-radius:10px;flex-shrink:0;justify-content:center;align-items:center;display:flex}.skill-item{border-top:1px solid var(--border2);align-items:center;gap:12px;padding:11px 18px;display:flex}.skill-item:hover{background:var(--bg-hover)}.skill-checkbox{border:1.5px solid var(--text-3);cursor:pointer;background:0 0;border-radius:5px;flex-shrink:0;justify-content:center;align-items:center;width:18px;height:18px;transition:all .15s;display:flex}.skill-checkbox.checked{background:var(--cyan);border-color:var(--cyan)}.top-header{background:var(--bg-card);border-bottom:1px solid var(--border2);z-index:100;justify-content:space-between;align-items:center;width:100%;padding:14px 24px;display:flex;position:sticky;top:0}.avatar{color:#fff;background:linear-gradient(135deg,#0e4e8a,#0ea5e9);border-radius:12px;flex-shrink:0;justify-content:center;align-items:center;width:40px;height:40px;display:flex}.avatar-lg{border-radius:22px;width:80px;height:80px}.milestone-bar{justify-content:space-between;align-items:flex-end;margin-top:12px;display:flex}.milestone{color:var(--text-3);flex-direction:column;align-items:center;gap:4px;font-size:11px;display:flex}.milestone.reached{color:var(--cyan)}.chat-area{flex-direction:column;gap:10px;padding:16px;display:flex;overflow-y:auto}.msg{border-radius:12px;max-width:78%;padding:10px 14px;font-size:14px;line-height:1.5}.msg-admin{color:#fff;background:linear-gradient(135deg,#0c4a6e,#0ea5e9);border-bottom-right-radius:4px;align-self:flex-end}.msg-student{background:var(--bg-hover);color:var(--text-1);border:1px solid var(--border);border-bottom-left-radius:4px;align-self:flex-start}.student-row{background:var(--bg-card2);border:1px solid var(--border2);border-radius:var(--radius);cursor:pointer;align-items:center;gap:14px;margin-bottom:8px;padding:15px 18px;transition:all .18s;display:flex}.student-row:hover{background:var(--bg-hover);border-color:var(--border);transform:translate(2px)}.msg-layout{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);grid-template-columns:280px 1fr;height:calc(100vh - 64px);display:grid;overflow:hidden}.msg-sidebar{border-right:1px solid var(--border2);flex-direction:column;display:flex;overflow-y:auto}.msg-conv-item{cursor:pointer;border-bottom:1px solid var(--border2);align-items:center;gap:12px;padding:14px 16px;transition:background .15s;display:flex}.msg-conv-item:hover{background:var(--bg-hover)}.msg-conv-item.active{background:var(--bg-hover);border-left:2px solid var(--cyan)}.login-page{background:#f1f5f9;justify-content:center;align-items:center;min-height:100vh;padding:24px;display:flex}.login-card{background:#fff;border-radius:20px;width:100%;max-width:480px;padding:40px 36px;box-shadow:0 8px 40px #0000001f}.login-input{color:#1e293b;background:#fff;border:1.5px solid #e2e8f0;border-radius:10px;outline:none;width:100%;padding:12px 16px;font-family:DM Sans,sans-serif;font-size:15px;transition:border-color .15s}.login-input:focus{border-color:#0ea5e9}.login-input::placeholder{color:#94a3b8}.login-label{color:#475569;margin-bottom:6px;font-size:14px;font-weight:500;display:block}.login-btn{color:#fff;cursor:pointer;background:linear-gradient(135deg,#0ea5e9,#22d3ee);border:none;border-radius:12px;width:100%;padding:14px;font-family:DM Sans,sans-serif;font-size:15px;font-weight:600;transition:filter .18s,transform .18s}.login-btn:hover{filter:brightness(1.08);transform:translateY(-1px)}.logo-icon{background:linear-gradient(135deg,#0ea5e9,#22d3ee);border-radius:18px;justify-content:center;align-items:center;width:60px;height:60px;margin:0 auto 24px;display:flex}.admin-layout{flex-direction:column;min-height:100vh;display:flex}.admin-content{flex:1;width:100%;max-width:1100px;margin:0 auto;padding:24px}@keyframes fadeUp{0%{opacity:0;transform:translateY(14px)}to{opacity:1;transform:translateY(0)}}.fade-up{animation:.3s forwards fadeUp}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.fade-in{animation:.22s forwards fadeIn}.flex{display:flex}.flex-col{flex-direction:column;display:flex}.items-center{align-items:center}.justify-between{justify-content:space-between}.gap-2{gap:8px}.gap-3{gap:12px}.gap-4{gap:16px}.mt-2{margin-top:8px}.mt-3{margin-top:12px}.mt-4{margin-top:16px}.mt-6{margin-top:24px}.mb-2{margin-bottom:8px}.mb-4{margin-bottom:16px}.w-full{width:100%}.font-bold{font-weight:700}.font-semibold{font-weight:600}.text-sm{font-size:13px}.text-xs{font-size:11px}.text-cyan{color:var(--cyan)}.text-muted{color:var(--text-2)}.text-dim{color:var(--text-3)}.text-danger{color:#f87171}