:root{--navy:#0b0b12;--navy-light:#17171f;--blue:#4f46e5;--blue-dark:#4338ca;--blue-light:#eff6ff;--violet:#6c63ff;--gradient-primary:linear-gradient(135deg,#6c63ff,#4f46e5);--gold:#f5c842;--green:#059669;--gray-bg:#f8fafc;--gray-border:#e2e8f0;--text:#0f172a;--text-sec:#64748b;--text-on-dark:#b8b8d8;--white:#fff;--ease:cubic-bezier(0.4,0,0.2,1)}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;color:var(--text);background:var(--white);line-height:1.6}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}.wrap{max-width:1080px;margin:0 auto;padding:0 24px}.skip-link{position:absolute;left:-9999px;top:0;background:var(--gold);color:#1a1200;padding:10px 16px;font-weight:700;z-index:100;border-radius:0 0 8px 0}.skip-link:focus{left:0}.site-header{background:var(--navy);color:#fff;position:-webkit-sticky;position:sticky;top:0;z-index:10}.site-header .wrap{justify-content:space-between;padding:16px 24px}.logo,.site-header .wrap{display:flex;align-items:center}.logo{gap:9px;font-size:20px;font-weight:800;letter-spacing:-.02em}.logo-mark{height:34px;width:auto;display:block}.site-nav{display:flex;gap:22px;font-size:14.5px;font-weight:600;flex-wrap:wrap}.site-nav a{opacity:.85}.site-nav a:focus-visible,.site-nav a:hover{opacity:1}.hero{background:linear-gradient(160deg,var(--navy) 0,var(--navy-light) 100%);color:#fff;padding:72px 0 64px;text-align:center;position:relative;overflow:hidden}.hero:before{content:"";position:absolute;inset:-20%;z-index:0;background:radial-gradient(circle at 30% 30%,rgba(108,99,255,.14),transparent 55%),radial-gradient(circle at 75% 60%,rgba(245,200,66,.08),transparent 50%);animation:floatBg 9s ease-in-out infinite}.hero .wrap{position:relative;z-index:1}.hero h1{font-size:38px;font-weight:800;letter-spacing:-.02em;margin-bottom:16px;animation:fadeUp .7s var(--ease) both}.hero p{font-size:17px;color:var(--text-on-dark);max-width:640px;margin:0 auto 28px;animation:fadeUp .7s var(--ease) .1s both}.hero .btn{animation:fadeUp .7s var(--ease) .2s both}.btn{display:inline-block;padding:13px 26px;border-radius:8px;font-weight:700;font-size:15px;transition:transform .15s,box-shadow .15s}.btn-primary{background:var(--gradient-primary);color:#fff;box-shadow:0 6px 18px rgba(79,70,229,.3)}.btn-primary:hover{box-shadow:0 8px 22px rgba(79,70,229,.42);transform:translateY(-1px)}.page-hero{background:linear-gradient(160deg,var(--navy) 0,var(--navy-light) 100%);color:#fff;padding:48px 0 40px}.crumb{font-size:13px;color:var(--text-on-dark);margin-bottom:14px}.crumb a{font-weight:600;opacity:.9}.crumb a:hover{opacity:1}.page-hero h1{font-size:32px;font-weight:800;letter-spacing:-.02em;margin-bottom:12px}.eyebrow-badge{display:inline-block;background:rgba(108,99,255,.1);color:#b3aeff;border:1px solid rgba(108,99,255,.28);font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.04em;padding:5px 12px;border-radius:999px;margin-bottom:14px}.page-hero .intro{font-size:16px;color:var(--text-on-dark);max-width:680px}.directory{padding:56px 0;background:var(--gray-bg)}.directory h2{font-size:22px;font-weight:800;margin-bottom:6px;text-align:center}.directory .sub{text-align:center;color:var(--text-sec);font-size:14.5px;margin-bottom:32px}.grid{display:grid;grid-template-columns:repeat(2,1fr);grid-gap:16px;gap:16px}.card{background:#fff;border:1px solid var(--gray-border);border-radius:12px;padding:22px;height:100%;display:flex;flex-direction:column;transition:box-shadow .18s,border-color .18s,transform .18s}.card:hover{border-color:var(--blue);box-shadow:0 4px 16px rgba(79,70,229,.1);transform:translateY(-3px)}.card-icon{width:34px;height:34px;border-radius:9px;background:var(--blue-light);color:var(--blue);display:flex;align-items:center;justify-content:center;margin-bottom:10px}.card .tag{font-size:11px;font-weight:800;text-transform:uppercase;letter-spacing:.05em;color:var(--blue);margin-bottom:8px;display:block}.card h3{font-size:16.5px;font-weight:800;margin-bottom:6px}.card p{font-size:14px;color:var(--text-sec);margin-bottom:12px}.card .link{font-size:13.5px;font-weight:700;color:var(--blue);margin-top:auto;padding-top:12px}.page-body{padding:48px 0 64px}.page-content{max-width:820px;margin:0 auto}.page-content>.lead{font-size:15.5px;color:var(--text-sec);max-width:680px;margin-bottom:28px}.page-content>h2{font-size:20px;font-weight:800;color:var(--navy);margin:8px 0 14px}.counter-row{display:flex;align-items:baseline;gap:10px;margin-bottom:30px;padding:16px 20px;background:var(--blue-light);border-radius:10px;flex-wrap:wrap}.counter-num{font-size:30px;font-weight:900;color:var(--navy)}.counter-label{font-size:14px;color:var(--text-sec)}.counter-live{font-size:11px;font-weight:800;text-transform:uppercase;letter-spacing:.04em;color:var(--blue);background:#fff;border:1px solid var(--blue);border-radius:999px;padding:3px 9px;position:relative}.counter-live:before{content:"";display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--blue);margin-right:5px;animation:pulseDot 1.8s ease-in-out infinite}.subject-block{padding:22px 0;border-bottom:1px solid var(--gray-border)}.subject-block:last-of-type{border-bottom:none}.subject-head{display:flex;align-items:baseline;justify-content:space-between;gap:12px;margin-bottom:8px;flex-wrap:wrap}.subject-head h3{font-size:19px;font-weight:800;color:var(--navy);display:flex;align-items:center;gap:9px}.subject-icon{width:30px;height:30px;border-radius:8px;display:inline-flex;align-items:center;justify-content:center;flex-shrink:0}.subject-icon,.subject-stat{background:var(--blue-light);color:var(--blue)}.subject-stat{font-size:12.5px;font-weight:700;padding:4px 10px;border-radius:999px;white-space:nowrap}.subject-block p{font-size:14.5px;color:var(--text-sec);max-width:680px;margin-bottom:14px}.topic-chips{display:flex;flex-wrap:wrap;gap:7px}.topic-chips span{font-size:12.5px;font-weight:600;color:var(--navy);background:var(--gray-bg);border:1px solid var(--gray-border);padding:5px 11px;border-radius:7px}.info-block{padding:20px 0;border-bottom:1px solid var(--gray-border)}.info-block:last-of-type{border-bottom:none}.info-block h2{font-size:20px;font-weight:800;color:var(--navy);margin-bottom:8px;display:flex;align-items:center;gap:9px}.lang-cards{display:grid;grid-template-columns:repeat(2,1fr);grid-gap:16px;gap:16px;margin-bottom:8px}.lang-card{background:var(--gray-bg);border:1px solid var(--gray-border);border-radius:12px;padding:22px}.lang-icon{width:36px;height:36px;border-radius:9px;background:var(--blue-light);color:var(--blue);display:flex;align-items:center;justify-content:center;margin-bottom:10px}.lang-icon-img{width:44px;height:44px;background:none;padding:0}.lang-icon-img img{width:100%;height:100%;object-fit:contain}.lang-card h2{font-size:18px;font-weight:800;color:var(--navy);margin-bottom:6px}.lang-card p{font-size:14.5px;color:var(--text-sec);margin-bottom:16px}.feature-list{list-style:none;margin:0 0 18px;padding:0}.feature-list li{display:flex;align-items:flex-start;gap:9px;font-size:13.5px;color:var(--text-sec);margin-bottom:10px;line-height:1.5}.feature-list li svg{color:var(--green);flex-shrink:0;margin-top:3px}.subject-icon-gold{background:rgba(245,200,66,.18);color:#a16207}.lang-card .btn-outline{margin-top:0;padding:10px 18px;font-size:13.5px}.ai-demo{margin-top:16px;border:1px solid var(--gray-border);border-radius:12px;padding:18px;background:var(--gray-bg)}.ai-demo-toprow{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px;flex-wrap:wrap}.ai-demo-label{font-size:13px;font-weight:800;color:var(--blue)}.ai-demo-toggle{display:inline-flex;background:#fff;border:1px solid var(--gray-border);border-radius:8px;padding:3px;gap:2px}.ai-demo-toggle button{border:none;background:transparent;font-size:12.5px;font-weight:700;color:var(--text-sec);padding:6px 12px;border-radius:6px;cursor:pointer;transition:background .15s,color .15s}.ai-demo-toggle button.active{background:var(--gradient-primary);color:#fff}.ai-demo-toggle-secondary{margin-bottom:14px}.ai-demo-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:14px}.ai-demo-action{border:1px solid var(--blue);background:#fff;color:var(--blue);font-size:12.5px;font-weight:700;padding:8px 14px;border-radius:999px;cursor:pointer;transition:background .15s}.ai-demo-action:hover{background:var(--blue-light)}.ai-demo-caption{font-size:12.5px;font-style:italic;color:var(--text-sec);margin-bottom:12px}.ai-demo-bubble{display:inline-block;background:var(--blue-light);color:var(--navy);font-size:13.5px;font-weight:600;padding:8px 14px;border-radius:8px;margin-bottom:10px}.ai-demo-code{background:#0f172a;color:#e2e8f0;font-family:SFMono-Regular,Consolas,Liberation Mono,Menlo,monospace;font-size:12.5px;line-height:1.7;padding:16px;border-radius:8px;overflow-x:auto;white-space:pre}@media (max-width:640px){.lang-cards{grid-template-columns:1fr}}.info-block h3{font-size:16px;font-weight:800;color:var(--navy);margin:14px 0 6px}.info-block p{margin-bottom:10px}.info-block p,.info-block ul{font-size:14.5px;color:var(--text-sec)}.info-block ul{margin:0 0 10px 20px}.info-block li{margin-bottom:4px}.btn-outline{display:inline-block;margin-top:26px;padding:12px 22px;border-radius:8px;font-weight:700;font-size:14.5px;background:var(--gradient-primary);color:#fff;transition:transform .15s,box-shadow .15s}.btn-outline:hover{transform:translateY(-2px);box-shadow:0 6px 18px rgba(79,70,229,.32)}.faq-section{padding:56px 0}.faq-section h2{font-size:22px;font-weight:800;margin-bottom:24px;text-align:center}.faq-list{max-width:720px;margin:0 auto}.faq-item{border-bottom:1px solid var(--gray-border);padding:16px 0}.faq-item summary{cursor:pointer;font-size:15px;font-weight:700;color:var(--navy);list-style:none;display:flex;align-items:center;justify-content:space-between;gap:12px}.faq-item summary::-webkit-details-marker{display:none}.faq-item summary:after{content:"+";font-size:20px;font-weight:400;color:var(--blue);flex-shrink:0;transition:transform .15s}.faq-item[open] summary:after{transform:rotate(45deg)}.faq-item p{font-size:14px;color:var(--text-sec);margin-top:10px;line-height:1.6}.site-footer{background:#000;color:var(--text-on-dark);padding:44px 0 0;font-size:13.5px;margin-top:20px}.site-footer a{color:#fff;font-weight:700}.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1.2fr;grid-gap:32px;gap:32px;padding-bottom:32px;border-bottom:1px solid rgba(255,255,255,.1)}.foot-col{display:flex;flex-direction:column;align-items:flex-start}.foot-logo{margin-bottom:12px}.foot-logo .logo-mark{height:30px}.site-footer .foot-note{color:#94a3b8;max-width:320px;margin-bottom:16px;line-height:1.6}.foot-social{display:flex;gap:12px}.foot-social a{width:32px;height:32px;border-radius:8px;background:rgba(255,255,255,.08);display:flex;align-items:center;justify-content:center;color:var(--text-on-dark);transition:background .15s,color .15s}.foot-social a:hover{background:var(--gradient-primary);color:#fff}.foot-heading{display:block;color:#fff;font-size:12px;font-weight:800;text-transform:uppercase;letter-spacing:.05em;margin-bottom:14px}.site-footer .foot-nav{display:flex;flex-direction:column;gap:10px}.site-footer .foot-nav a{font-weight:600;color:var(--text-on-dark)}.site-footer .foot-nav a:hover{color:#fff}.foot-about{margin-bottom:12px}.foot-about a{color:#fff}.foot-cta{font-size:13.5px;color:var(--gold)!important}.foot-bottom{padding:18px 0;color:#64748b;font-size:12.5px}@media (max-width:700px){.foot-grid{grid-template-columns:1fr;gap:28px}}.reveal{opacity:0;transform:translateY(16px);transition:opacity .55s ease,transform .55s ease}.reveal.in-view{opacity:1;transform:translateY(0)}@keyframes fadeUp{0%{opacity:0;transform:translateY(18px)}to{opacity:1;transform:translateY(0)}}@keyframes floatBg{0%,to{transform:translate(0)}50%{transform:translate(-14px,10px)}}@keyframes pulseDot{0%,to{box-shadow:0 0 0 0 rgba(79,70,229,.35)}50%{box-shadow:0 0 0 6px rgba(79,70,229,0)}}@media (max-width:640px){.grid{grid-template-columns:1fr}.hero h1{font-size:28px}.page-hero h1{font-size:25px}.site-header .wrap{flex-direction:column;align-items:flex-start;gap:10px;padding:14px 20px}.site-nav{gap:14px 16px;font-size:13.5px}}.flex{display:flex}.items-center{align-items:center}.gap-1{gap:4px}.gap-2{gap:8px}.gap-4{gap:16px}.mb-3{margin-bottom:12px}.\!mb-0{margin-bottom:0!important}.text-blue-600{color:var(--blue)}.text-blue-500{color:#3b82f6}.justify-between{justify-content:space-between}.justify-center{justify-content:center}.mt-4{margin-top:16px}.mt-8{margin-top:32px}.mt-12{margin-top:48px}.border-b-0{border-bottom:none!important}.text-center{text-align:center}.underline{text-decoration:underline}.mx-auto{margin-left:auto;margin-right:auto}.w-fit{width:-moz-fit-content;width:fit-content}