:root{--navy:#062b64;--blue:#0757d9;--sky:#eaf5ff;--ink:#132238;--muted:#64748b;--white:#fff;--accent:#ffb703;--green:#38b000;--pink:#ec4899;--shadow:0 18px 50px rgba(6,43,100,.12)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,Segoe UI,Arial,sans-serif;color:var(--ink);background:#fff;line-height:1.6}a{text-decoration:none;color:inherit}img{max-width:100%;display:block}.container{width:min(1180px,92%);margin:auto}.topbar{background:var(--navy);color:#fff;font-size:14px}.topbar .container{display:flex;justify-content:space-between;align-items:center;padding:8px 0;gap:16px;flex-wrap:wrap}.navbar{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.96);backdrop-filter:blur(12px);border-bottom:1px solid #e7eef8}.nav-inner{display:flex;align-items:center;justify-content:space-between;padding:16px 0}.brand{display:flex;align-items:center;gap:12px;font-weight:800;color:var(--navy)}.brand-mark{width:50px;height:50px;border-radius:14px;background:linear-gradient(135deg,var(--navy),var(--blue));display:grid;place-items:center;color:#fff;font-size:24px}.brand small{display:block;font-weight:600;letter-spacing:1.4px;color:#334155;font-size:10px}.nav-links{display:flex;align-items:center;gap:28px;font-weight:700}.nav-links a{position:relative;padding:8px 0}.nav-links a.active,.nav-links a:hover{color:var(--blue)}.nav-actions{display:flex;gap:10px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 22px;border-radius:10px;font-weight:800;border:1px solid transparent;transition:.2s}.btn-primary{background:linear-gradient(135deg,var(--blue),#0042aa);color:#fff;box-shadow:0 10px 24px rgba(7,87,217,.22)}.btn-primary:hover{transform:translateY(-2px)}.btn-outline{border-color:var(--blue);color:var(--blue);background:#fff}.hero{background:linear-gradient(115deg,#fff 0%,#f7fbff 48%,#dcefff 100%);overflow:hidden}.hero-grid{min-height:640px;display:grid;grid-template-columns:1fr 1.1fr;align-items:center;gap:30px}.eyebrow{display:inline-flex;align-items:center;gap:8px;background:#e9f2ff;color:var(--blue);font-weight:800;padding:7px 13px;border-radius:999px;font-size:14px}.hero h1{font-size:clamp(48px,6vw,86px);line-height:.95;margin:18px 0;color:var(--navy);letter-spacing:-3px}.hero h2{font-size:clamp(28px,3vw,46px);line-height:1.05;margin:0 0 18px}.hero h2 span{color:var(--blue)}.hero p{font-size:18px;color:#475569;max-width:620px}.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin:28px 0}.feature-inline{display:flex;gap:28px;flex-wrap:wrap;margin-top:24px}.mini-feature{display:flex;align-items:flex-start;gap:10px;max-width:170px}.mini-icon{width:42px;height:42px;flex:0 0 42px;border-radius:12px;background:#eef6ff;color:var(--blue);display:grid;place-items:center;font-size:20px}.hero-image{position:relative}.hero-image img{border-radius:30px;box-shadow:var(--shadow)}.stats{margin-top:-42px;position:relative;z-index:3}.stats-grid{background:linear-gradient(135deg,var(--navy),#003c91);border-radius:20px;color:#fff;display:grid;grid-template-columns:repeat(4,1fr);padding:26px}.stat{display:flex;align-items:center;gap:14px;padding:0 22px;border-right:1px solid rgba(255,255,255,.25)}.stat:last-child{border:0}.stat-icon{width:54px;height:54px;border-radius:50%;display:grid;place-items:center;background:rgba(255,255,255,.14);font-size:24px}.stat strong{font-size:28px;display:block;line-height:1}.section{padding:90px 0}.section-soft{background:#f7fbff}.section-title{text-align:center;max-width:760px;margin:0 auto 42px}.section-title .eyebrow{margin-bottom:12px}.section-title h2{font-size:42px;line-height:1.1;margin:0 0 14px;color:var(--navy)}.section-title p{color:var(--muted);font-size:17px}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.card{background:#fff;border:1px solid #e7eef8;border-radius:20px;overflow:hidden;box-shadow:0 12px 35px rgba(15,23,42,.06);transition:.2s}.card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}.card img{width:100%;height:210px;object-fit:cover}.card-body{padding:24px}.card h3{margin:0 0 8px;color:var(--navy);font-size:22px}.tag{display:inline-flex;padding:5px 10px;border-radius:999px;background:#eaf3ff;color:var(--blue);font-size:12px;font-weight:800;margin-bottom:12px}.icon-card{padding:28px}.icon-card .big-icon{width:62px;height:62px;border-radius:18px;background:linear-gradient(135deg,#e8f2ff,#d9ecff);color:var(--blue);display:grid;place-items:center;font-size:28px;margin-bottom:18px}.two-col{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center}.check-list{display:grid;gap:14px;margin:24px 0}.check{display:flex;gap:12px}.check b{color:var(--navy)}.banner{background:linear-gradient(135deg,var(--navy),var(--blue));color:#fff;border-radius:26px;padding:48px;display:flex;align-items:center;justify-content:space-between;gap:28px}.banner h2{font-size:38px;line-height:1.1;margin:0 0 8px}.page-hero{padding:90px 0;background:linear-gradient(135deg,#f8fbff,#dceeff);text-align:center}.page-hero h1{font-size:54px;color:var(--navy);margin:0 0 10px}.breadcrumb{color:var(--blue);font-weight:700}.teacher-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.teacher-card{text-align:center;background:#fff;border:1px solid #e7eef8;border-radius:20px;padding:28px;box-shadow:0 10px 30px rgba(15,23,42,.06)}.avatar{width:110px;height:110px;border-radius:50%;margin:0 auto 18px;background:linear-gradient(135deg,#dceeff,#8fc5ff);display:grid;place-items:center;font-size:44px;color:var(--navy)}.form-wrap{max-width:760px;margin:auto;background:#fff;border-radius:24px;padding:34px;box-shadow:var(--shadow);border:1px solid #e7eef8}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.field{display:grid;gap:7px}.field.full{grid-column:1/-1}.field label{font-weight:800;color:var(--navy)}.field input,.field select,.field textarea{width:100%;padding:13px 15px;border:1px solid #cdd9e8;border-radius:10px;font:inherit;outline:none}.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(7,87,217,.1)}.auth-page{min-height:calc(100vh - 150px);display:grid;place-items:center;padding:60px 0;background:linear-gradient(135deg,#f7fbff,#dceeff)}.auth-card{width:min(520px,92%);background:#fff;padding:36px;border-radius:24px;box-shadow:var(--shadow)}.auth-card h1{color:var(--navy);margin-top:0}.footer{background:#041f49;color:#dbeafe;padding:64px 0 22px}.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px}.footer h3{color:#fff}.footer a{display:block;margin:8px 0;color:#dbeafe}.footer-bottom{border-top:1px solid rgba(255,255,255,.15);margin-top:34px;padding-top:20px;text-align:center;color:#9fb9da}.mobile-toggle{display:none}
@media(max-width:900px){.nav-links{display:none}.nav-actions{display:none}.mobile-toggle{display:block}.hero-grid,.two-col{grid-template-columns:1fr}.hero-grid{padding:70px 0}.hero-image{order:-1}.stats{margin-top:20px}.stats-grid{grid-template-columns:1fr 1fr}.stat{border-right:0;border-bottom:1px solid rgba(255,255,255,.18);padding:18px}.cards,.teacher-grid{grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:1fr 1fr}.hero h1{font-size:58px}}
@media(max-width:620px){.topbar .container{justify-content:center}.hero h1{font-size:48px}.stats-grid,.cards,.teacher-grid,.form-grid,.footer-grid{grid-template-columns:1fr}.section{padding:64px 0}.section-title h2{font-size:34px}.banner{padding:30px;display:block}.banner .btn{margin-top:18px}.page-hero h1{font-size:42px}.stat{border-bottom:1px solid rgba(255,255,255,.18)}.feature-inline{display:grid;grid-template-columns:1fr}.mini-feature{max-width:none}}