:root{--bg:#050505;--panel:#111016;--panel2:#17131f;--gold:#d7b45a;--gold2:#f6d77c;--silver:#d9d9df;--muted:#bdb8c6;--green:#49e58a;--purple:#9b5cff;--red:#ff6f6f;--line:rgba(215,180,90,.24);--shadow:0 18px 60px rgba(0,0,0,.45)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:radial-gradient(circle at 20% 0,rgba(73,229,138,.12),transparent 30%),radial-gradient(circle at 80% 0,rgba(155,92,255,.16),transparent 32%),#050505;color:#f6f1e7;font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}button,input,select,textarea{font:inherit}button{cursor:pointer}.app-shell{min-height:100vh}.topbar{position:sticky;top:0;z-index:20;backdrop-filter:blur(18px);background:rgba(5,5,5,.78);border-bottom:1px solid var(--line)}.nav{max-width:1220px;margin:auto;display:flex;align-items:center;justify-content:space-between;gap:14px;padding:12px 16px}.brand-mini{display:flex;align-items:center;gap:10px;min-width:0}.brand-mini img{width:48px;height:48px;border-radius:14px;object-fit:cover;border:1px solid var(--line)}.brand-mini strong{display:block;color:var(--gold2);white-space:nowrap}.brand-mini span{display:block;color:var(--muted);font-size:.82rem;white-space:nowrap}.menu-toggle{display:none;background:#0b0b0d;color:#fff;border:1px solid var(--line);border-radius:12px;padding:10px}.links{display:flex;gap:8px;align-items:center;flex-wrap:wrap}.links button{background:rgba(255,255,255,.04);color:#f7f1df;border:1px solid rgba(255,255,255,.08);border-radius:999px;padding:9px 12px}.links button.active,.links button:hover{border-color:var(--gold);color:var(--gold2);box-shadow:0 0 0 1px rgba(215,180,90,.1)}.hero{max-width:1220px;margin:0 auto;padding:30px 16px 18px}.hero-card{background:linear-gradient(135deg,rgba(17,16,22,.95),rgba(10,8,14,.96));border:1px solid var(--line);border-radius:32px;box-shadow:var(--shadow);padding:22px;display:grid;grid-template-columns:minmax(240px,430px) 1fr;gap:24px;align-items:center}.platform-logo{width:100%;border-radius:24px;box-shadow:0 24px 70px rgba(0,0,0,.65);border:1px solid rgba(255,255,255,.08)}.brand-wide{width:min(760px,100%);border-radius:16px;border:1px solid rgba(255,255,255,.06);margin-top:18px}.eyebrow{color:var(--green);letter-spacing:.12em;text-transform:uppercase;font-weight:800;font-size:.78rem}.hero h1{font-size:clamp(2.1rem,5vw,4.4rem);line-height:.95;margin:10px 0;color:#fff}.gold{color:var(--gold2)}.silver{color:var(--silver)}.hero p{color:#ddd7df;line-height:1.65;max-width:760px}.safety{border-left:4px solid var(--gold);background:rgba(215,180,90,.08);border-radius:16px;padding:14px;margin:14px 0;color:#f1ead9}.actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}.btn{border:1px solid var(--line);border-radius:14px;background:rgba(255,255,255,.05);color:#fff;padding:11px 14px;text-decoration:none;display:inline-flex;align-items:center;gap:8px}.btn.primary{background:linear-gradient(135deg,var(--gold),#9d742e);color:#080808;border-color:#f6d77c;font-weight:800}.btn.green{border-color:rgba(73,229,138,.4);color:#bfffd8}.container{max-width:1220px;margin:0 auto;padding:14px 16px 44px}.grid{display:grid;grid-template-columns:repeat(12,1fr);gap:16px}.card{grid-column:span 4;background:linear-gradient(180deg,rgba(23,19,31,.96),rgba(12,10,15,.96));border:1px solid var(--line);border-radius:24px;padding:18px;box-shadow:0 14px 45px rgba(0,0,0,.28)}.card.wide{grid-column:span 8}.card.full{grid-column:1/-1}.card h2,.card h3{margin:0 0 10px;color:var(--gold2)}.card p,.card li{color:#d8d2dd;line-height:1.58}.metric{font-size:2rem;color:#fff;font-weight:900}.muted{color:var(--muted)}.course-card{display:flex;flex-direction:column;gap:12px}.course-card progress{width:100%;height:12px;accent-color:var(--gold)}.module-list{display:grid;gap:10px}.module{border:1px solid rgba(255,255,255,.08);border-radius:18px;padding:12px;background:rgba(255,255,255,.035)}.lesson-row{display:flex;justify-content:space-between;gap:12px;align-items:center;border-top:1px solid rgba(255,255,255,.07);padding:10px 0}.lesson-row:first-of-type{border-top:0}.lesson-row button{white-space:nowrap}.badge{display:inline-flex;border:1px solid rgba(73,229,138,.35);background:rgba(73,229,138,.08);color:#bfffd8;border-radius:999px;padding:5px 9px;font-size:.78rem}.danger{border-color:rgba(255,111,111,.35);background:rgba(255,111,111,.08);color:#ffd0d0}.form{display:grid;gap:12px}.form label{display:grid;gap:7px;color:#eee}.form input,.form select,.form textarea{width:100%;border:1px solid rgba(255,255,255,.12);background:#08080a;color:#fff;border-radius:14px;padding:12px}.form textarea{min-height:110px;resize:vertical}.portal{position:fixed;inset:0;background:rgba(0,0,0,.76);z-index:50;display:flex;align-items:flex-start;justify-content:center;padding:18px;overflow:auto}.modal{width:min(980px,100%);background:linear-gradient(180deg,#17131f,#0b0a0f);border:1px solid var(--line);border-radius:26px;padding:20px;box-shadow:0 30px 90px rgba(0,0,0,.75)}.modal-head{display:flex;align-items:start;justify-content:space-between;gap:12px;border-bottom:1px solid rgba(255,255,255,.08);padding-bottom:12px}.close{background:#050505;border:1px solid var(--line);color:#fff;border-radius:12px;padding:10px}.lesson-content{display:grid;gap:14px;margin-top:16px}.quiz-options{display:grid;gap:8px}.quiz-options button{text-align:left;background:rgba(255,255,255,.04);color:#fff;border:1px solid rgba(255,255,255,.12);border-radius:14px;padding:12px}.quiz-options button.correct{border-color:var(--green);background:rgba(73,229,138,.14)}.quiz-options button.incorrect{border-color:var(--red);background:rgba(255,111,111,.12)}.footer{max-width:1220px;margin:0 auto;padding:22px 16px 38px;text-align:center;color:#cfc9d4;border-top:1px solid var(--line)}.footer img.square{width:min(260px,70vw);border-radius:18px;display:block;margin:0 auto 14px}.footer img.wide{width:min(720px,94vw);border-radius:14px;display:block;margin:8px auto 18px}.hidden{display:none!important}@media(max-width:900px){.menu-toggle{display:inline-flex}.links{display:none;position:absolute;top:72px;left:12px;right:12px;background:#08080b;border:1px solid var(--line);border-radius:20px;padding:12px;box-shadow:var(--shadow)}.links.open{display:grid}.links button{border-radius:12px;text-align:left}.hero-card{grid-template-columns:1fr;border-radius:24px;padding:14px}.card,.card.wide{grid-column:1/-1}.nav{position:relative}.brand-mini span{display:none}.lesson-row{align-items:flex-start;flex-direction:column}.btn{width:100%;justify-content:center}.actions{display:grid}}@media(max-width:520px){.hero{padding-top:16px}.hero h1{font-size:2.15rem}.platform-logo{border-radius:18px}.card{padding:14px;border-radius:18px}.modal{padding:14px}.nav{padding:10px}.brand-mini strong{font-size:.92rem}}

.install-top{white-space:nowrap;padding:.65rem 1rem}
.install-panel{margin:1rem 0;padding:1rem;border:1px solid rgba(80,255,140,.45);background:linear-gradient(135deg,rgba(80,255,140,.10),rgba(170,80,255,.08));border-radius:20px;box-shadow:0 0 24px rgba(80,255,140,.08)}
.install-panel h2{margin:.1rem 0 .35rem;color:#f8d66a}
.install-panel p{margin:.25rem 0 .8rem;color:#ddd}
.big-install{font-size:1.08rem;padding:.9rem 1.3rem;margin-right:.5rem}
@media(max-width:760px){.install-top{order:2;width:auto}.menu-toggle{order:3}.links{order:4}.install-panel{padding:.9rem}.big-install{width:100%;margin:0 0 .6rem}}
.demo-banner{border:1px solid rgba(255,215,120,.45);background:linear-gradient(135deg,rgba(255,190,60,.13),rgba(124,77,255,.10));padding:14px 16px;border-radius:18px;color:#f6e7b8;margin:14px 0;font-weight:700;box-shadow:0 0 20px rgba(255,184,63,.08)}
.course-card .muted,.lesson-row .muted{color:#bdb8c9}.badge.danger{background:rgba(255,83,83,.12);border-color:rgba(255,83,83,.45);color:#ffd0d0}
.dashboard-mode-banner{max-width:1220px;margin:16px auto 10px;border:1px solid rgba(246,215,124,.55);background:linear-gradient(135deg,rgba(215,180,90,.16),rgba(217,217,223,.08),rgba(155,92,255,.10));color:#f8e4aa;border-radius:14px;padding:10px 14px;font-weight:800;text-align:center;box-shadow:0 0 22px rgba(215,180,90,.08)}
@media(max-width:760px){.dashboard-mode-banner{margin:10px 0;border-radius:12px;font-size:.92rem}.brand-mini img{width:42px;height:42px}.brand-mini strong{white-space:normal;line-height:1.05}.nav{align-items:center}.links.open{top:64px}.brand-wide{margin-top:12px}.install-panel .btn{margin-bottom:8px}}