:root{--primary:#1363DF;--secondary:#0B1F3A;--button:#1363DF;--ink:#12263a;--muted:#64748b;--line:#dce5ef;--surface:#fff;--soft:#f5f8fc;--shadow:0 18px 45px rgba(15,39,65,.08);--radius:18px;font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:var(--surface);line-height:1.6}body.dark{--ink:#edf4fc;--muted:#a8b6c6;--line:#26394f;--surface:#0d1826;--soft:#132234}.container{width:min(1160px,calc(100% - 40px));margin:0 auto}.narrow{max-width:820px}.site-header{position:sticky;top:0;z-index:20;background:color-mix(in srgb,var(--surface) 92%,transparent);backdrop-filter:blur(16px);border-bottom:1px solid var(--line)}.nav-wrap{display:flex;align-items:center;justify-content:space-between;min-height:74px}.brand{display:inline-flex;align-items:center;gap:10px;color:var(--ink);text-decoration:none;font-weight:800;letter-spacing:-.03em}.brand-mark{display:grid;place-items:center;width:34px;height:34px;border-radius:11px;color:#fff;background:var(--primary);font-weight:900}.main-nav{display:flex;align-items:center;gap:22px;font-size:14px}.main-nav a{color:var(--ink);text-decoration:none}.main-nav a:hover,.text-link{color:var(--primary)}.nav-toggle{display:none;border:0;background:none;font-size:24px;color:var(--ink)}.theme-toggle{border:1px solid var(--line);background:var(--surface);color:var(--ink);border-radius:50%;height:32px;width:32px;cursor:pointer}.btn{display:inline-flex;gap:10px;align-items:center;justify-content:center;border:0;border-radius:12px;background:var(--button);color:#fff;text-decoration:none;padding:12px 18px;font-weight:700;cursor:pointer;box-shadow:0 10px 18px rgba(19,99,223,.18)}.btn:hover{filter:brightness(1.05);transform:translateY(-1px)}.btn-sm{padding:8px 13px}.btn-ghost{background:transparent;color:var(--primary);border:1px solid var(--line);box-shadow:none}.btn-light{background:#fff;color:var(--secondary);box-shadow:none}.btn-wide{width:100%;margin-top:16px}.hero{background:linear-gradient(145deg,var(--soft),#fff 70%);padding:96px 0 92px;overflow:hidden}.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;align-items:center;gap:80px}.eyebrow,.kicker,.mini-label{display:block;color:var(--primary);font-size:11px;font-weight:800;letter-spacing:.16em;text-transform:uppercase}.hero h1,.page-hero h1{font-size:clamp(42px,6vw,76px);line-height:1.03;letter-spacing:-.06em;margin:16px 0}.hero h1 em,.section h2 em{color:var(--primary);font-style:normal}.lead{font-size:19px;color:var(--muted);max-width:600px}.actions{display:flex;gap:12px;margin-top:28px}.hero-card{min-height:420px;border-radius:30px;background:linear-gradient(150deg,#122d4c,#195a8f);position:relative;overflow:hidden;color:#fff;box-shadow:var(--shadow)}.hero-orb{position:absolute;width:350px;height:350px;border-radius:50%;background:radial-gradient(circle at 35% 35%,#85d8ff,rgba(33,165,220,.1) 60%,transparent 70%);right:-90px;top:-80px}.hero-card:after{content:"";position:absolute;inset:40px;border:1px solid rgba(255,255,255,.17);border-radius:24px;transform:rotate(-8deg)}.hero-card-content{position:absolute;z-index:1;left:34px;bottom:32px;max-width:300px}.hero-card h3{font-size:29px;line-height:1.13;margin:12px 0 26px}.hero-stat{display:flex;align-items:center;gap:12px}.hero-stat strong{font-size:45px;line-height:1}.hero-stat span{font-size:12px;color:#bcd9ef}.section{padding:88px 0}.section-soft{background:var(--soft)}.section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:32px}.section h2{font-size:clamp(32px,4vw,52px);line-height:1.05;letter-spacing:-.05em;margin:12px 0}.section-head>p{max-width:340px;color:var(--muted)}.text-link{font-weight:800;text-decoration:none;white-space:nowrap}.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.stat-card{padding:27px;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface)}.stat-card strong{display:block;font-size:42px;letter-spacing:-.06em;color:var(--secondary)}.dark .stat-card strong{color:#fff}.stat-card span{color:var(--muted);font-size:14px}.stat-card.accent{background:var(--secondary);color:#fff}.stat-card.accent strong{color:#a9e4ff}.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.content-card{overflow:hidden;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);box-shadow:0 8px 25px rgba(15,39,65,.03)}.card-cover{height:150px;padding:18px;display:flex;align-items:flex-end}.gradient-cover{background:linear-gradient(135deg,#d7efff,#76c6e9 50%,#28598d)}.gradient-cover span{background:#fff;padding:7px 10px;border-radius:8px;color:var(--secondary);font-weight:800;font-size:12px}.card-body{padding:22px}.card-body h3{font-size:22px;line-height:1.18;margin:9px 0}.card-body p{color:var(--muted);font-size:14px;min-height:44px}.meta-row{display:flex;justify-content:space-between;align-items:center;color:var(--muted);font-size:13px}.split-section{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:center}.quote-panel{background:var(--soft);border-radius:26px;padding:50px}.quote-panel span{font-size:50px;font-weight:900;color:var(--primary);opacity:.35}.quote-panel p{font-size:26px;line-height:1.25}.cta-band{padding:70px 0;background:var(--primary);color:#fff}.cta-content{display:flex;align-items:center;justify-content:space-between}.cta-band .eyebrow{color:#bfe8ff}.cta-band h2{font-size:44px;line-height:1.05;letter-spacing:-.05em;margin:12px 0}.site-footer{background:var(--secondary);color:#b9ccde;padding:60px 0 18px}.site-footer .brand{color:#fff}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:50px}.footer-grid h4{color:#fff;margin-top:0}.footer-grid a{color:#b9ccde;text-decoration:none}.footer-bottom{border-top:1px solid rgba(255,255,255,.14);margin-top:45px;padding-top:16px;font-size:12px}.page-hero{background:var(--soft);padding:80px 0 70px}.page-hero h1{font-size:clamp(42px,5vw,68px)}.page-hero p{max-width:700px;color:var(--muted);font-size:18px}.back-link{display:block;color:var(--primary);text-decoration:none;font-weight:800;margin-bottom:28px}.auth-shell{min-height:calc(100vh - 74px);display:grid;place-items:center;padding:60px 20px;background:var(--soft)}.auth-card{width:min(450px,100%);background:var(--surface);border:1px solid var(--line);border-radius:24px;padding:38px;box-shadow:var(--shadow)}.auth-wide{width:min(780px,100%)}.auth-card h1{font-size:34px;line-height:1.1;letter-spacing:-.05em;margin:12px 0}.muted{color:var(--muted)}label{display:block;font-size:13px;font-weight:700;margin:16px 0;color:var(--ink)}input,select,textarea{display:block;width:100%;margin-top:7px;border:1px solid var(--line);border-radius:10px;background:var(--surface);color:var(--ink);padding:12px 13px;font:inherit}textarea{min-height:120px;resize:vertical}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 18px}.span-2{grid-column:span 2}.form-foot{text-align:center;color:var(--muted);font-size:14px;margin-bottom:0}.form-foot a{color:var(--primary);font-weight:700}.alert{padding:13px 16px;border-radius:12px;margin:18px 0;font-size:14px}.alert-danger{background:#ffe8e8;color:#9a1e1e}.alert-warning{background:#fff5d9;color:#805800}.alert-success{background:#e5f8ef;color:#117047}.alert-info{background:#e8f3ff;color:#125487}.verify-form{display:grid;grid-template-columns:180px 1fr auto;gap:10px;margin-bottom:30px}.verify-result{border-radius:20px;padding:32px;background:var(--soft);border:1px solid var(--line)}.verify-result.valid{border-color:#57c891}.verify-result.invalid{border-color:#e99090}.verify-icon{font-size:32px;font-weight:900}.valid .verify-icon{color:#159665}.invalid .verify-icon{color:#c33}.verify-result h2{margin:6px 0 20px}.verify-result dl{display:grid;grid-template-columns:180px 1fr;gap:8px;margin:0}.verify-result dt{color:var(--muted)}.verify-result dd{margin:0;font-weight:700}.module-row,.timeline-item{display:flex;gap:18px;padding:22px 0;border-bottom:1px solid var(--line)}.module-row h3,.timeline-item h3{margin:0 0 4px}.module-row p,.timeline-item p{margin:0;color:var(--muted)}.module-number{display:grid;place-items:center;flex:0 0 42px;height:42px;border-radius:12px;background:var(--secondary);color:#fff;font-weight:800}.timeline-item{align-items:flex-start}.date-tile{flex:0 0 70px;text-align:center;border-radius:12px;background:var(--primary);color:#fff;padding:8px}.date-tile strong,.date-tile span{display:block}.date-tile strong{font-size:24px;line-height:1}.date-tile span{font-size:12px;text-transform:uppercase}.gallery-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.gallery-card{padding:18px;border:1px solid var(--line);border-radius:var(--radius)}.gallery-placeholder{display:grid;place-items:center;height:160px;border-radius:12px;background:linear-gradient(135deg,#0b1f3a,#59b9d9);color:#fff;font-size:60px}.gallery-card h3{margin-bottom:4px}.gallery-card p{color:var(--muted);margin-top:0}.prose{font-size:18px}.prose h3{font-size:28px}.prose a{color:var(--primary)}.empty{padding:35px;border:1px dashed var(--line);border-radius:16px;color:var(--muted);text-align:center}.error-page{min-height:100vh;display:grid;place-items:center;align-content:center;gap:10px;text-align:center;padding:20px}.error-code{font-size:110px;line-height:1;font-weight:900;color:var(--primary)}
/* Admin/member application shell */
.app-shell{min-height:100vh;background:var(--soft);display:flex}.app-sidebar{width:260px;background:var(--secondary);color:#c4d6e8;padding:22px 15px;flex:0 0 auto}.app-brand{color:#fff;text-decoration:none;font-weight:900;font-size:18px;display:flex;align-items:center;gap:9px;padding:4px 10px 28px}.side-label{font-size:10px;letter-spacing:.15em;color:#7390ad;margin:18px 10px 7px;text-transform:uppercase}.side-link{display:flex;align-items:center;gap:10px;padding:10px;border-radius:10px;color:#c4d6e8;text-decoration:none;font-size:13px;margin:2px 0}.side-link:hover,.side-link.active{background:rgba(255,255,255,.12);color:#fff}.app-main{flex:1;min-width:0}.app-topbar{height:74px;background:var(--surface);border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 30px}.app-content{padding:32px;max-width:1500px}.app-title{display:flex;align-items:end;justify-content:space-between;gap:15px;margin-bottom:24px}.app-title h1{font-size:34px;letter-spacing:-.05em;line-height:1.1;margin:4px 0}.breadcrumbs{font-size:12px;color:var(--muted)}.app-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:15px}.app-card{background:var(--surface);border:1px solid var(--line);border-radius:15px;padding:20px}.app-card h3{margin:0 0 6px}.app-card .number{font-size:33px;font-weight:900;letter-spacing:-.05em}.app-table-wrap{overflow:auto;background:var(--surface);border:1px solid var(--line);border-radius:15px}.app-table{width:100%;border-collapse:collapse;min-width:650px}.app-table th,.app-table td{text-align:left;padding:14px 16px;border-bottom:1px solid var(--line);font-size:13px}.app-table th{background:var(--soft);font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}.app-table tr:last-child td{border-bottom:0}.badge{display:inline-block;border-radius:99px;padding:4px 9px;font-size:11px;font-weight:800;background:#e7f2ff;color:#1d5d96}.badge.green{background:#e4f8ed;color:#117047}.badge.red{background:#ffe7e7;color:#a52323}.badge.yellow{background:#fff3cc;color:#815f00}.app-form{background:var(--surface);border:1px solid var(--line);border-radius:15px;padding:24px}.two-col{display:grid;grid-template-columns:1fr 1fr;gap:20px}.app-actions{display:flex;gap:8px;flex-wrap:wrap}.course-head{background:linear-gradient(135deg,var(--secondary),#1e679a);color:#fff;border-radius:18px;padding:30px;margin-bottom:22px}.course-head h1{font-size:38px;line-height:1.1;margin:8px 0}.progress-bar{height:9px;background:#d9e3ee;border-radius:99px;overflow:hidden}.progress-bar span{display:block;height:100%;background:var(--primary);border-radius:inherit}.video-wrap{aspect-ratio:16/9;background:#07111c;border-radius:15px;overflow:hidden}.video-wrap iframe{width:100%;height:100%;border:0}.material-layout{display:grid;grid-template-columns:minmax(0,1fr) 330px;gap:22px}.material-panel{background:var(--surface);border:1px solid var(--line);border-radius:15px;padding:22px}.locked{opacity:.6}.login-chip{display:flex;gap:10px;align-items:center;color:var(--ink);font-size:13px}.avatar{width:34px;height:34px;border-radius:50%;object-fit:cover;background:var(--primary);color:#fff;display:grid;place-items:center;font-weight:800}
@media(max-width:900px){.main-nav{display:none;position:absolute;left:0;right:0;top:74px;padding:18px 20px;background:var(--surface);border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch}.main-nav.open{display:flex}.nav-toggle{display:block}.hero-grid,.split-section{grid-template-columns:1fr;gap:40px}.hero{padding:65px 0}.stat-grid{grid-template-columns:repeat(2,1fr)}.card-grid,.gallery-grid{grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:1fr 1fr}.app-sidebar{width:225px}.app-content{padding:24px}.app-grid{grid-template-columns:repeat(2,1fr)}.material-layout{grid-template-columns:1fr}}
.quiz-question{padding:18px 0;border-bottom:1px solid var(--line)}.quiz-question h3{font-size:18px}.quiz-question label{font-weight:500;margin:9px 0}.quiz-question input[type=radio]{display:inline-block;width:auto;margin:0 6px 0 0}
@media(max-width:620px){.container{width:min(100% - 28px,1160px)}.hero h1{font-size:47px}.section{padding:60px 0}.section-head,.cta-content{display:block}.section-head .text-link{display:inline-block;margin-top:12px}.card-grid,.gallery-grid,.footer-grid,.form-grid,.two-col{grid-template-columns:1fr}.span-2{grid-column:auto}.verify-form{grid-template-columns:1fr}.verify-result dl{grid-template-columns:1fr}.verify-result dd{margin-bottom:8px}.actions{flex-direction:column;align-items:stretch}.hero-card{min-height:340px}.app-sidebar{display:none}.app-topbar{padding:0 18px}.app-content{padding:18px}.app-title{display:block}.app-title .btn{margin-top:12px}.app-grid{grid-template-columns:1fr 1fr}.course-head h1{font-size:29px}}