:root{--bg:#06101c;--bg2:#091522;--surface:#0b1725;--card:#101e2f;--card2:#132438;--line:#203149;--text:#f1f5fa;--muted:#91a4bb;--gold:#f3bd4e;--gold2:#ffd673;--green:#47c789;--red:#ef6e76;--blue:#70afea;--shadow:0 22px 70px #0006;--r:18px;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);min-height:100vh}button,input,select{font:inherit}button{cursor:pointer}a{color:inherit;text-decoration:none}.hidden{display:none!important}.loading{min-height:100vh;display:grid;place-items:center;color:var(--muted)}.wrap{max-width:1200px;margin:auto;padding:0 22px}.brand{font-weight:900;letter-spacing:.075em;display:flex;align-items:center;gap:10px}.brandMark{width:38px;height:38px;display:grid;place-items:center;border-radius:11px;border:1px solid #f3bd4e55;background:#f3bd4e0d;color:var(--gold);font-weight:900}.gold{color:var(--gold)}.muted{color:var(--muted)}.eyebrow{font-size:10px;font-weight:900;letter-spacing:.18em;color:var(--gold);text-transform:uppercase}.btn{border:0;border-radius:11px;background:var(--gold);color:#111722;font-weight:900;padding:11px 15px;display:inline-flex;align-items:center;justify-content:center;gap:7px}.btn:hover{filter:brightness(1.04)}.btn.secondary{background:#16263a;color:var(--text);border:1px solid var(--line)}.btn.ghost{background:transparent;color:var(--muted);border:1px solid var(--line)}.btn.dark{background:#09131f;color:var(--text);border:1px solid var(--line)}.btn.full{width:100%}.btn:disabled{opacity:.48;cursor:not-allowed}.badge{display:inline-flex;align-items:center;gap:5px;border-radius:999px;padding:6px 9px;font-size:10px;font-weight:800;border:1px solid #f3bd4e3d;background:#f3bd4e0d;color:var(--gold)}.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow)}.notice{padding:11px 12px;border-radius:10px;border:1px solid #f3bd4e40;background:#f3bd4e0d;color:#f9d986;font-size:12px}.notice.good{border-color:#47c78942;background:#47c7890d;color:#98e8ba}.notice.bad{border-color:#ef6e7642;background:#ef6e760d;color:#ffb4ba}.input,.select{width:100%;height:44px;background:#07121f;color:var(--text);border:1px solid var(--line);border-radius:10px;padding:0 12px;outline:none}.input:focus,.select:focus{border-color:#f3bd4e70;box-shadow:0 0 0 3px #f3bd4e13}.label{font-size:11px;font-weight:700;color:#d3dce7;display:block;margin-bottom:6px}.form{display:grid;gap:10px}
/* public sales */
.sales{background:radial-gradient(circle at 15% -5%,#173452 0,transparent 33%),radial-gradient(circle at 90% 25%,#2b21101f 0,transparent 25%),var(--bg)}.publicHeader{height:76px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:20;background:#06101ce8;backdrop-filter:blur(16px)}.publicNav{display:flex;align-items:center;gap:20px;font-size:12px;color:var(--muted)}.publicNav a:hover{color:var(--text)}.hero{padding:80px 0 62px;display:grid;grid-template-columns:1.2fr .8fr;gap:48px;align-items:center}.hero h1{font-size:clamp(48px,6vw,76px);line-height:.95;letter-spacing:-.045em;margin:14px 0 22px}.hero p{color:var(--muted);font-size:17px;line-height:1.65;max-width:670px}.heroActions{display:flex;gap:10px;flex-wrap:wrap;margin-top:28px}.heroPanel{padding:22px;background:linear-gradient(155deg,#13263c,#0d1828)}.heroPanel h3{font-size:22px;margin:8px 0}.heroMetric{display:grid;grid-template-columns:repeat(2,1fr);gap:9px;margin-top:18px}.heroMetric div{padding:13px;border:1px solid var(--line);border-radius:12px;background:#08121e}.heroMetric b,.heroMetric span{display:block}.heroMetric b{font-size:23px}.heroMetric span{font-size:10px;color:var(--muted);margin-top:3px}.section{padding:62px 0}.sectionAlt{background:#07121e;border-top:1px solid #15253a;border-bottom:1px solid #15253a}.sectionHead{display:flex;justify-content:space-between;align-items:end;gap:22px;margin-bottom:22px}.sectionHead h2{font-size:36px;letter-spacing:-.03em;margin:7px 0 0}.sectionHead p{color:var(--muted);max-width:560px;font-size:13px;line-height:1.55}.courseGrid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.courseCard{padding:25px;position:relative;overflow:hidden}.courseCard:after{content:"";position:absolute;width:230px;height:230px;border:1px solid #f3bd4e13;border-radius:50%;right:-100px;bottom:-110px;box-shadow:0 0 0 45px #f3bd4e07}.courseCard>*{position:relative;z-index:1}.courseCard h3{font-size:32px;margin:8px 0}.courseCard p{color:var(--muted);line-height:1.55;font-size:13px}.facts{display:flex;gap:8px;flex-wrap:wrap;margin:17px 0}.fact{border:1px solid var(--line);background:#08131f;border-radius:9px;padding:7px 9px;font-size:10px;color:#c8d3df}.priceRow{display:flex;justify-content:space-between;align-items:end;gap:12px;margin-top:22px}.price small{display:block;color:var(--muted);font-size:10px}.price strong{font-size:30px}.strike{text-decoration:line-through;color:var(--muted);font-size:12px}.featuredBundle{padding:27px;background:linear-gradient(135deg,#192c42,#111b29 62%);display:grid;grid-template-columns:1fr auto;align-items:center;gap:30px}.featuredBundle h3{font-size:34px;margin:6px 0}.featuredBundle p{color:var(--muted);max-width:670px}.tabs{display:flex;gap:7px;flex-wrap:wrap;margin-bottom:17px}.tab{border:1px solid var(--line);background:#0b1725;color:var(--muted);border-radius:999px;padding:8px 12px;font-size:11px}.tab.active{border-color:#f3bd4e52;background:#f3bd4e12;color:var(--gold)}.productGrid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.productCard{padding:17px;display:flex;flex-direction:column;min-height:220px}.productCard h3{font-size:17px;margin:7px 0}.productCard p{color:var(--muted);font-size:11px;line-height:1.55;margin:0}.productMeta{font-size:10px;color:var(--muted);margin:10px 0}.productBottom{margin-top:auto;padding-top:15px;border-top:1px solid var(--line);display:flex;justify-content:space-between;align-items:end;gap:9px}.productBottom strong{font-size:20px}.statusDraft{font-size:9px;color:#e8bd68}.publicFooter{padding:30px 0;border-top:1px solid var(--line);color:var(--muted);font-size:11px}
/* login */
.loginPage{min-height:100vh;background:radial-gradient(circle at 12% 0,#173451 0,transparent 36%),var(--bg)}.loginTop{height:72px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between}.loginGrid{min-height:calc(100vh - 72px);display:grid;grid-template-columns:1fr 470px;gap:62px;align-items:center}.loginCopy h1{font-size:58px;line-height:.98;margin:12px 0 18px}.loginCopy p{color:var(--muted);font-size:16px;line-height:1.6}.loginCard{padding:22px}.modeSwitch{display:grid;grid-template-columns:1fr 1fr;gap:8px;background:#07111d;padding:6px;border-radius:12px}.modeSwitch button{border:1px solid transparent;background:transparent;color:var(--muted);padding:12px;border-radius:9px;text-align:left}.modeSwitch button.active{background:#132134;color:var(--text);border-color:#f3bd4e48}.modeSwitch b,.modeSwitch small{display:block}.modeSwitch small{font-size:10px;margin-top:3px}
/* student */
.studentLayout{min-height:100vh;display:grid;grid-template-columns:244px 1fr}.side{height:100vh;position:sticky;top:0;background:#07111d;border-right:1px solid var(--line);padding:22px 14px;display:flex;flex-direction:column}.side .brand{padding:0 8px 24px}.side nav{display:grid;gap:4px}.side nav button{border:0;background:transparent;color:var(--muted);padding:11px 12px;border-radius:9px;text-align:left}.side nav button.active{background:#f3bd4e11;color:var(--gold)}.sideFoot{margin-top:auto;border-top:1px solid var(--line);padding-top:14px}.userMini{font-size:11px}.studentMain{min-width:0}.studentTop{height:72px;border-bottom:1px solid var(--line);padding:0 28px;display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;background:#06101ce8;backdrop-filter:blur(14px);z-index:10}.studentContent{max-width:1220px;margin:auto;padding:28px}.welcome{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:20px}.welcome h1{font-size:40px;margin:5px 0}.welcome p{margin:0;color:var(--muted)}.studentCourseGrid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.studentCourse{padding:20px}.studentCourse h3{font-size:25px;margin:7px 0}.studentCourse p{color:var(--muted);font-size:12px}.accessPill{font-size:9px;border-radius:999px;padding:6px 8px;border:1px solid #47c7893d;background:#47c7890d;color:#84dfac}.curriculum{display:grid;gap:8px}.track{border:1px solid var(--line);border-radius:13px;overflow:hidden;background:#0a1523}.track summary{list-style:none;padding:14px;display:flex;justify-content:space-between;align-items:center;font-weight:800}.track summary::-webkit-details-marker{display:none}.moduleBlock{border-top:1px solid var(--line);background:#08131f}.moduleHead{padding:11px 14px;display:flex;justify-content:space-between;align-items:center;background:#0d1928}.moduleHead b{font-size:12px}.moduleHead small{font-size:9px;color:var(--muted)}.lessonRow{width:100%;border:0;border-top:1px solid #18273b;background:#07111d;color:var(--text);padding:10px 14px;text-align:left;display:grid;grid-template-columns:30px 1fr auto;gap:8px;align-items:center}.lessonRow:hover{background:#0b1726}.lessonNum{font-size:10px;color:var(--muted)}.lockedModule{padding:15px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:12px;align-items:center;background:#091522}.lockedModule span{font-size:11px;color:var(--muted)}.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:18px 0}.stat{padding:15px}.stat span{display:block;color:var(--muted);font-size:10px}.stat b{font-size:24px}.libraryGrid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}.resource{padding:14px;font-size:12px}
/* lesson */
.lessonPage{max-width:1120px;margin:auto;padding:25px}.player{aspect-ratio:16/9;background:#020711;border:1px solid var(--line);border-radius:17px;display:grid;place-items:center;overflow:hidden}.player video,.player iframe{width:100%;height:100%;border:0;background:#000}.lockedPlayer{text-align:center;max-width:540px;padding:30px}.lockedPlayer .play{font-size:42px;color:var(--gold)}.lessonHead{display:flex;justify-content:space-between;gap:18px;align-items:start;padding:20px 0}.lessonHead h1{margin:6px 0;font-size:34px}
/* admin */
.adminWrap{max-width:1250px;margin:auto;padding:24px}.adminTop{height:64px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}.adminSummary{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin:20px 0}.catalogToolbar{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:12px}.catalogRows{display:grid;gap:7px}.catalogRow{display:grid;grid-template-columns:minmax(230px,1.5fr) 130px 130px 120px 90px;gap:8px;align-items:center;padding:12px}.catalogName b,.catalogName small{display:block}.catalogName b{font-size:12px}.catalogName small{font-size:9px;color:var(--muted);margin-top:3px}.catalogRow .input,.catalogRow .select{height:38px}
/* modal */
.modal{position:fixed;inset:0;background:#000a;z-index:100;display:grid;place-items:center;padding:18px}.modalBox{width:min(520px,100%);background:var(--card);border:1px solid var(--line);border-radius:18px;padding:22px;position:relative;box-shadow:var(--shadow)}.modalClose{position:absolute;right:12px;top:10px;border:0;background:transparent;color:var(--muted);font-size:26px}.checkoutProduct{padding:13px;border:1px solid var(--line);border-radius:11px;background:#08131f;margin:12px 0}.checkoutProduct b,.checkoutProduct span{display:block}.checkoutProduct span{color:var(--muted);font-size:11px}
/* payment */
.paymentPage{min-height:100vh;display:grid;place-items:center;padding:20px}.paymentBox{max-width:560px;padding:28px;text-align:center}
@media(max-width:950px){.hero,.loginGrid{grid-template-columns:1fr}.courseGrid,.studentCourseGrid{grid-template-columns:1fr}.productGrid{grid-template-columns:1fr 1fr}.featuredBundle{grid-template-columns:1fr}.studentLayout{grid-template-columns:1fr}.side{height:auto;position:static;flex-direction:row;align-items:center;padding:12px 16px}.side nav{display:none}.sideFoot{margin:0 0 0 auto;border:0;padding:0}.studentTop{padding:0 16px}.studentContent{padding:20px}.adminSummary{grid-template-columns:1fr 1fr}.catalogRow{grid-template-columns:1fr 110px 110px 100px}.catalogRow .saveProduct{grid-column:1/-1}}
@media(max-width:620px){.wrap{padding:0 15px}.publicNav a:not(.loginNav){display:none}.hero{padding-top:46px}.hero h1{font-size:46px}.section{padding:42px 0}.sectionHead{align-items:start;flex-direction:column}.courseGrid,.productGrid,.libraryGrid,.stats,.adminSummary{grid-template-columns:1fr}.priceRow{align-items:start;flex-direction:column}.studentContent{padding:18px 13px}.studentTop{padding:0 13px}.welcome{align-items:start;flex-direction:column}.catalogRow{grid-template-columns:1fr}.catalogRow .saveProduct{grid-column:auto}.loginGrid{padding:35px 0}.loginCopy h1{font-size:44px}}