:root{--bg:#070b14;--panel:#0d1423;--panel2:#111b2f;--text:#f5f7fb;--muted:#98a8bf;--line:#22314b;--cyan:#63e6ff;--violet:#9b77ff;--green:#5ee6a8;--danger:#ff8c9f;--max:1180px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:radial-gradient(circle at 80% 0,#111d39 0,#070b14 42%);color:var(--text);font-family:Manrope,ui-sans-serif,system-ui,-apple-system,"Segoe UI",Arial,sans-serif;line-height:1.72;overflow-x:hidden}[lang=fa] body{font-family:Vazirmatn,Tahoma,Arial,sans-serif;letter-spacing:0}a{color:inherit;text-decoration:none}.wrap{max-width:var(--max);margin:auto;padding-inline:24px}.ambient{position:fixed;border-radius:50%;filter:blur(110px);opacity:.13;z-index:-1}.a1{width:420px;height:420px;background:var(--cyan);top:4%;left:-250px}.a2{width:480px;height:480px;background:var(--violet);bottom:-40px;right:-260px}.nav{height:84px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid rgba(255,255,255,.06)}.brand{display:flex;align-items:center;gap:11px;font-weight:800;letter-spacing:-.02em}.brand img{width:39px;height:39px}.brand b{font-weight:500;color:var(--muted)}nav{display:flex;align-items:center;gap:22px;color:#c8d3e4;font-size:14px}nav a:hover{color:var(--cyan)}.nav-cta{border:1px solid #30496d;border-radius:10px;padding:7px 12px;background:rgba(104,225,253,.05)}.lang{border:1px solid var(--line);border-radius:9px;padding:5px 9px}.hero{min-height:650px;display:grid;grid-template-columns:1.25fr .75fr;gap:70px;align-items:center;padding-top:72px;padding-bottom:72px}.eyebrow{font-family:Manrope,sans-serif;font-size:12px;letter-spacing:.18em;color:var(--cyan);font-weight:800}[lang=fa] .eyebrow{letter-spacing:.12em}.hero h1,.subhero h1{font-size:clamp(43px,6vw,75px);line-height:1.14;letter-spacing:-.045em;margin:18px 0;font-weight:850}[lang=fa] .hero h1,[lang=fa] .subhero h1{letter-spacing:-.035em;line-height:1.35;font-weight:900}.hero h1 em{font-style:normal;background:linear-gradient(90deg,var(--cyan),var(--violet));-webkit-background-clip:text;color:transparent}.hero p,.subhero p{color:var(--muted);font-size:19px;max-width:720px}.actions{display:flex;gap:12px;margin-top:28px;flex-wrap:wrap}.trust-row{display:flex;gap:18px;flex-wrap:wrap;color:#7f91aa;font-size:12px;margin-top:25px}.btn{border:1px solid var(--line);border-radius:12px;padding:12px 19px;background:transparent;color:var(--text);font:inherit;font-weight:750;cursor:pointer;display:inline-block;transition:.2s transform,.2s border-color,.2s box-shadow}.btn:hover{transform:translateY(-1px)}.btn.primary{background:linear-gradient(120deg,#5fd7f4,#8b6af3);color:#07101c;border:0;box-shadow:0 12px 30px rgba(104,225,253,.12)}.btn.ghost:hover{border-color:#5a78a6}.btn.big{width:100%;padding:15px 20px;font-size:16px}.terminal-card{background:linear-gradient(180deg,#0e172a,#09101c);border:1px solid #263a5d;border-radius:23px;padding:23px;box-shadow:0 34px 80px rgba(0,0,0,.46);transform:rotate(.7deg)}.dots{display:flex;gap:6px;margin-bottom:22px}.dots i{width:8px;height:8px;border-radius:50%;background:#354763}.dots i:first-child{background:#ff7890}.mono{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12px}.muted{color:var(--muted)}.ok{color:var(--green)}.metric{display:flex;justify-content:space-between;padding:14px 0;border-bottom:1px solid var(--line)}.metric b{color:var(--cyan);font-size:12px}.scan{height:7px;background:#101b2d;border-radius:99px;margin:24px 0;overflow:hidden}.scan span{display:block;width:74%;height:100%;background:linear-gradient(90deg,var(--cyan),var(--violet));box-shadow:0 0 20px var(--cyan)}.strip{border-block:1px solid rgba(255,255,255,.06);background:rgba(255,255,255,.02)}.strip-grid{display:grid;grid-template-columns:repeat(5,1fr);padding-block:16px;text-align:center;color:#7f8da4;font-size:13px}.section{padding-top:94px;padding-bottom:94px}.head{max-width:750px;margin-bottom:36px}.head h2,.sample h2,.cta h2{font-size:clamp(30px,4vw,48px);line-height:1.23;letter-spacing:-.035em;margin:12px 0}[lang=fa] .head h2,[lang=fa] .sample h2,[lang=fa] .cta h2{line-height:1.5;letter-spacing:-.025em}.cards{display:grid;gap:18px}.three{grid-template-columns:repeat(3,1fr)}.two{grid-template-columns:repeat(2,1fr)}.card{border:1px solid var(--line);background:linear-gradient(180deg,rgba(17,27,47,.84),rgba(10,16,28,.84));padding:28px;border-radius:19px;position:relative}.card.featured{border-color:#456584;box-shadow:inset 0 0 45px rgba(104,225,253,.05)}.card .num{font-family:ui-monospace;color:#51617a;font-size:12px}.card h3{font-size:21px;margin:18px 0 8px}.card p{color:var(--muted);margin:0}.steps{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line);border-radius:18px;overflow:hidden}.steps>div{padding:24px;border-inline-end:1px solid var(--line)}.steps>div:last-child{border:0}.steps b{display:inline-grid;place-items:center;width:31px;height:31px;border-radius:9px;background:#13213a;color:var(--cyan)}.steps p{color:var(--muted);font-size:14px}.price{font-family:Manrope,sans-serif;font-size:30px;font-weight:900;margin:15px 0;color:var(--cyan)}.pricing .btn{margin-top:24px;width:100%;text-align:center}.sample{display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:70px}.sample-copy p{color:var(--muted)}.report{background:#f7f9fc;color:#0b1220;padding:24px;border-radius:16px;box-shadow:0 28px 70px rgba(0,0,0,.38);transform:rotate(-1deg);font-family:Manrope,sans-serif}.report.wide{max-width:780px;margin:auto;transform:none}.report-top,.report-row{display:flex;justify-content:space-between;gap:20px;padding:14px 0;border-bottom:1px solid #d8e0ec}.report-row span{color:#58677c}.report-row b{font-size:13px}.cta{text-align:center;border:1px solid var(--line);border-radius:24px;background:radial-gradient(circle at 50% 130%,rgba(155,124,255,.23),transparent 48%);margin-bottom:95px}.cta p{color:var(--muted)}.subhero{padding-top:115px;padding-bottom:50px}.subhero h1{font-size:clamp(40px,5.4vw,66px);max-width:930px}.checklist{padding:0;list-style:none}.checklist li{padding:11px 0;border-bottom:1px solid var(--line)}.checklist li:before{content:'✓';color:var(--green);margin-inline-end:10px}.checklist.warn li:before{content:'×';color:var(--danger)}.quiz{max-width:760px;margin:auto}.quiz label,.order-form label{display:block;margin-bottom:18px;font-weight:650}.quiz select,.quiz input,.order-form input,.order-form textarea,.order-form select,.card input,.card textarea,.card select{display:block;width:100%;margin-top:8px;background:#080f1d;border:1px solid var(--line);border-radius:11px;padding:12px;color:var(--text);font:inherit}.order-form small{color:var(--muted);font-weight:400}.toggle{display:flex!important;gap:10px;align-items:center}.toggle input{display:inline-block!important;width:auto!important;margin:0!important}.result{margin-top:17px;color:#b8c6da}.result.good{padding:14px;border-radius:10px;background:rgba(94,230,168,.09);border:1px solid rgba(94,230,168,.22)}.errorbox,.error{padding:12px;border-radius:10px;background:rgba(255,140,159,.08);border:1px solid rgba(255,140,159,.25);color:#ffb6c2}.inline-link{color:var(--cyan);font-weight:800}.center-link{text-align:center;margin-top:24px;color:var(--cyan)}.footer{display:grid;grid-template-columns:1fr auto 1fr;gap:32px;padding-top:40px;padding-bottom:50px;border-top:1px solid var(--line);color:var(--muted)}.footer-links{display:flex;gap:16px;align-items:center;font-size:13px}.fine{font-size:12px;align-self:center}.form-layout{display:grid;grid-template-columns:minmax(0,1fr) 330px;gap:22px;align-items:start}.form-grid{display:grid;gap:0 16px}.two-col{grid-template-columns:1fr 1fr}.span2{grid-column:1/-1}.side-note{position:sticky;top:100px}.side-note ol{padding-inline-start:20px;color:var(--muted)}.side-note li{margin:12px 0}.side-note a{color:var(--cyan)}.portal-hero{padding-bottom:30px}.status-pill{display:inline-flex;border:1px solid #345073;background:rgba(99,230,255,.07);color:var(--cyan);padding:7px 12px;border-radius:99px;font-size:13px;font-weight:800}.portal-grid{display:grid;grid-template-columns:minmax(0,1fr) 330px;gap:20px;align-items:start;padding-top:30px}.portal-main{display:grid;gap:18px}.portal-side{display:grid;gap:18px;position:sticky;top:100px}.timeline{display:grid;gap:0}.timeline-item{display:grid;grid-template-columns:18px 1fr;gap:12px;position:relative;padding-bottom:20px}.timeline-item:before{content:'';position:absolute;left:5px;top:13px;bottom:-3px;width:1px;background:var(--line)}[dir=rtl] .timeline-item:before{left:auto;right:5px}.timeline-item:last-child:before{display:none}.timeline-item i{width:11px;height:11px;border-radius:50%;background:var(--cyan);margin-top:6px;box-shadow:0 0 14px rgba(99,230,255,.4)}.timeline-item b{display:block}.timeline-item time{font-family:Manrope,sans-serif;color:#6f819c;font-size:11px}.timeline-item p{margin:5px 0 0!important}.file-list{display:grid;gap:8px;margin:14px 0}.file-list a{display:flex;justify-content:space-between;gap:14px;padding:11px 13px;border:1px solid var(--line);border-radius:11px;background:#0a1220}.file-list a:hover{border-color:#3e5f8b}.file-list small{color:var(--muted)}.file-list .delivery{border-color:rgba(94,230,168,.3)}dl{display:grid;grid-template-columns:1fr 1fr;gap:8px 12px}dt{color:var(--muted)}dd{margin:0;text-align:end}.wallet{display:block;word-break:break-all;background:#070d18;padding:10px;border-radius:8px;margin-top:8px}.private-warning{border-color:rgba(99,230,255,.25)}.legal-copy{max-width:900px}.admin-body{min-height:100vh;background:#070b14;color:var(--text);font-family:Manrope,system-ui,sans-serif}.admin-login{width:min(440px,calc(100% - 30px));margin:12vh auto}.admin-login img{width:50px}.admin-shell{max-width:1250px;margin:auto;padding:40px 24px}.admin-top{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:24px}.admin-top h1{font-size:40px;margin:6px 0}.admin-stats{display:grid;grid-template-columns:repeat(5,1fr);gap:12px;margin-bottom:18px}.admin-stats .card{padding:18px}.admin-stats b{font-size:28px;display:block;color:var(--cyan)}.admin-stats span{font-size:12px;color:var(--muted)}.admin-table{overflow:auto}.admin-table table{width:100%;border-collapse:collapse}.admin-table th,.admin-table td{text-align:left;padding:12px;border-bottom:1px solid var(--line)}.admin-table small{display:block;color:var(--muted)}.admin-table a{color:var(--cyan);font-weight:800}.admin-order-grid{display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:18px;margin-bottom:18px}.admin-order-grid section,.admin-order-grid aside{display:grid;gap:18px;align-content:start}.admin-dl{grid-template-columns:160px 1fr}.admin-dl dd{text-align:left}.admin-order-grid textarea{min-height:90px}.admin-order-grid .btn{width:100%;margin-top:10px}
@media(max-width:900px){.nav nav a:not(.lang):not(.nav-cta){display:none}.hero{grid-template-columns:1fr;gap:32px;min-height:auto;padding-top:60px}.terminal-card{transform:none}.three,.two,.sample,.form-layout,.portal-grid,.admin-order-grid{grid-template-columns:1fr}.steps{grid-template-columns:1fr 1fr}.strip-grid{grid-template-columns:1fr 1fr;gap:8px}.sample{gap:30px}.footer{grid-template-columns:1fr}.side-note,.portal-side{position:static}.admin-stats{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.wrap{padding-inline:17px}.brand b{display:none}.nav-cta{display:none}.hero h1{font-size:39px}[lang=fa] .hero h1{font-size:38px}.section{padding-top:65px;padding-bottom:65px}.steps{grid-template-columns:1fr}.steps>div{border-inline-end:0;border-bottom:1px solid var(--line)}.strip-grid{grid-template-columns:1fr}.report{padding:18px}.report-row{font-size:12px}.two-col{grid-template-columns:1fr}.span2{grid-column:auto}.admin-shell{padding:22px 14px}.admin-top{align-items:flex-start;flex-direction:column}.admin-stats{grid-template-columns:1fr 1fr}}
/* V3 commerce + support */
.card-title-row{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-bottom:12px}.card-title-row h2,.card-title-row h3{margin:0}.mini-badge{display:inline-flex;padding:5px 9px;border-radius:99px;border:1px solid var(--line);background:#0b1424;color:#8ea1bb;font-size:11px;font-weight:800;white-space:nowrap}.invoice-price{display:block;font-family:Manrope,Vazirmatn,sans-serif;font-size:30px;color:var(--cyan);margin:14px 0}.payment-ref{margin-top:18px;padding-top:16px;border-top:1px solid var(--line)}.payment-ref label{font-weight:700}.payment-ref input,.ticket-new input,.ticket-new textarea,.ticket-reply textarea,.ticket-reply select{display:block;width:100%;margin:8px 0 10px;background:#080f1d;border:1px solid var(--line);border-radius:11px;padding:12px;color:var(--text);font:inherit}.paid-box{margin-top:14px;padding:12px;border:1px solid rgba(94,230,168,.25);background:rgba(94,230,168,.08);border-radius:11px;color:var(--green);font-weight:800}.ticket-stack{display:grid;gap:15px;margin:16px 0}.ticket-thread{border:1px solid var(--line);border-radius:15px;background:#08101c;padding:16px}.ticket-head{display:flex;justify-content:space-between;gap:16px;align-items:flex-start;border-bottom:1px solid var(--line);padding-bottom:12px;margin-bottom:12px}.ticket-head b{display:block}.ticket-head small{display:block;color:var(--muted);margin-top:3px}.ticket-messages{display:grid;gap:9px}.ticket-msg{max-width:82%;padding:11px 13px;border-radius:12px;background:#101a2c;border:1px solid #1f304d}.ticket-msg.customer{margin-inline-start:auto;background:rgba(99,230,255,.07);border-color:rgba(99,230,255,.18)}.ticket-msg.admin{margin-inline-end:auto;background:rgba(155,124,255,.08);border-color:rgba(155,124,255,.2)}.ticket-msg small{font-weight:800;color:var(--cyan)}.ticket-msg p{margin:5px 0!important;color:#ced8e7}.ticket-msg time{color:#64758f;font-size:10px;font-family:Manrope,sans-serif}.ticket-reply{margin-top:12px;padding-top:12px;border-top:1px dashed var(--line)}.ticket-new{margin-top:20px;padding-top:18px;border-top:1px solid var(--line)}.ticket-new h3{margin-top:0}.invoice-hero{padding-bottom:20px}.invoice-sheet{max-width:900px;margin:auto;background:#f6f8fc;color:#0b1220;border-radius:22px;padding:40px;box-shadow:0 32px 90px rgba(0,0,0,.35);font-family:Manrope,Vazirmatn,sans-serif}.invoice-top,.invoice-parties,.invoice-actions{display:flex;justify-content:space-between;gap:28px}.invoice-top img{width:52px;height:52px}.invoice-top h2{margin:8px 0 0}.invoice-top p{margin:3px 0;color:#607087}.invoice-status{align-self:flex-start;border:1px solid #b8c6d9;border-radius:999px;padding:8px 13px;text-transform:uppercase;font-size:12px;font-weight:800}.invoice-parties{margin:42px 0 30px;padding:22px 0;border-block:1px solid #d9e1ed}.invoice-parties>div{display:grid;gap:5px;min-width:220px}.invoice-parties small{color:#718096;text-transform:uppercase;letter-spacing:.08em}.invoice-table{width:100%;border-collapse:collapse}.invoice-table th,.invoice-table td{padding:17px 12px;border-bottom:1px solid #dae2ee;text-align:start}.invoice-table th:last-child,.invoice-table td:last-child{text-align:end}.invoice-table td small{display:block;color:#6a798d;margin-top:5px}.invoice-table tfoot{font-size:18px;font-weight:900}.invoice-notes{margin:26px 0;background:#edf2f8;padding:16px;border-radius:12px}.invoice-notes code{word-break:break-all}.invoice-actions{justify-content:flex-end}.admin-kpis{display:grid;grid-template-columns:repeat(5,1fr);gap:12px;margin:20px 0}.admin-kpis .kpi{padding:18px}.admin-kpis span{display:block;color:var(--muted);font-size:12px}.admin-kpis b{display:block;color:var(--cyan);font-size:25px;margin-top:8px}.status-strip{display:flex;gap:9px;flex-wrap:wrap;margin-bottom:16px}.status-strip span{border:1px solid var(--line);border-radius:99px;padding:7px 10px;color:#8394ac;font-size:11px}.status-strip b{color:var(--text)}
@media(max-width:900px){.admin-kpis{grid-template-columns:repeat(2,1fr)}.invoice-top,.invoice-parties{flex-direction:column}.ticket-msg{max-width:94%}}
@media(max-width:560px){.invoice-sheet{padding:22px 16px;border-radius:15px}.invoice-actions{flex-direction:column}.admin-kpis{grid-template-columns:1fr 1fr}.card-title-row{align-items:flex-start}.invoice-table{font-size:13px}}
@media print{body{background:#fff!important}.ambient,.nav,.footer,.invoice-hero,.invoice-actions{display:none!important}.section{padding:0!important}.invoice-sheet{box-shadow:none!important;max-width:none!important;border-radius:0!important}}

/* V4 evidence + academy + quant */
.four{grid-template-columns:repeat(4,1fr)}
.evidence-note{padding:15px 17px;margin-bottom:22px;border:1px solid rgba(99,230,255,.23);border-radius:13px;background:rgba(99,230,255,.06)}
.evidence-note b{color:var(--cyan)}.evidence-note p{margin:5px 0 0;color:var(--muted);font-weight:450;font-size:14px}
.evidence-result p{margin:8px 0;color:#c2cede}.neutralbox{padding:16px;border-radius:12px;background:rgba(99,230,255,.06);border:1px solid rgba(99,230,255,.2)}
.warningbox{padding:16px;border-radius:12px;background:rgba(255,185,92,.07);border:1px solid rgba(255,185,92,.25)}
.evidence-lines{display:grid;gap:4px;margin:12px 0;padding-top:10px;border-top:1px solid rgba(255,255,255,.08)}.evidence-lines strong{font-size:12px;color:var(--cyan)}.evidence-lines span{color:#c6d2e2}
.academy-hero h1 em{font-style:normal;background:linear-gradient(90deg,var(--cyan),var(--violet));-webkit-background-clip:text;color:transparent}
.course-grid{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(300px,.65fr);gap:22px;align-items:start}.course-card h2,.paid-course h2,.academy-banner h2{font-size:clamp(28px,3vw,42px);line-height:1.35;margin:14px 0}.lesson-list{display:grid;gap:10px;margin-top:24px}.lesson-list>div{display:grid;grid-template-columns:42px 1fr;gap:11px;align-items:start;padding:13px 0;border-top:1px solid var(--line)}.lesson-list b{font-family:Manrope,sans-serif;color:var(--cyan)}.lesson-list span{color:#c8d4e5}
.lead-card{position:sticky;top:100px}.lead-card label{display:block;margin:13px 0;font-weight:700}.lead-card input{display:block;width:100%;margin-top:7px;background:#080f1d;border:1px solid var(--line);border-radius:11px;padding:12px;color:var(--text);font:inherit}.platform-cloud{display:flex;gap:7px;flex-wrap:wrap;margin-top:18px}.platform-cloud span{font-size:11px;padding:6px 9px;border:1px solid var(--line);border-radius:999px;color:#90a1ba;background:#09121f}
.academy-banner{display:flex;justify-content:space-between;align-items:center;gap:30px;padding:34px}.academy-banner>div{max-width:800px}.academy-banner p,.quant-banner p,.paid-course p{color:var(--muted)}
.quant-banner .card{display:flex;justify-content:space-between;align-items:center;gap:28px}.quant-banner .card p{max-width:790px;margin:0}.paid-course .card{max-width:900px;margin:auto;text-align:center}
@media(max-width:1000px){.four{grid-template-columns:repeat(2,1fr)}.course-grid{grid-template-columns:1fr}.lead-card{position:static}.academy-banner,.quant-banner .card{align-items:flex-start;flex-direction:column}}
@media(max-width:560px){.four{grid-template-columns:1fr}.academy-banner{padding:24px}.course-card{padding:21px}.lesson-list>div{grid-template-columns:34px 1fr}.platform-cloud span{font-size:10px}}

/* V5 Academy LMS */
.academy-tracks{display:grid;gap:22px}.academy-course-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.academy-course-card{display:grid;gap:14px;align-content:start}.academy-course-card h3{font-size:30px;margin:4px 0}.academy-course-card p{color:#c4d0df;margin:0}.academy-course-card small{color:var(--muted);line-height:1.8}.course-type{font:800 11px Manrope,sans-serif;color:var(--cyan);letter-spacing:.08em}.course-meta{display:flex;gap:8px;flex-wrap:wrap}.course-meta span{padding:6px 9px;border:1px solid var(--line);border-radius:999px;color:#8fa1bb;font-size:11px}.big-meta{margin:18px 0;max-width:900px}.course-layout{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:20px;align-items:start}.course-syllabus{padding:26px}.course-enroll-card{position:sticky;top:100px}.progress-track{height:8px;border-radius:99px;background:#091321;border:1px solid var(--line);overflow:hidden;margin:12px 0 22px}.progress-track i{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--cyan),var(--violet))}.syllabus-list{display:grid}.syllabus-row{display:grid;grid-template-columns:48px 1fr auto;gap:13px;align-items:center;padding:18px 0;border-top:1px solid var(--line)}.syllabus-row.done{opacity:.82}.syllabus-row.done .lesson-num{background:rgba(94,230,168,.12);color:var(--green)}.lesson-num{width:38px;height:38px;display:grid;place-items:center;border-radius:11px;background:#0a1424;color:var(--cyan);font:800 12px Manrope}.syllabus-row h3{font-size:17px;margin:0 0 4px}.syllabus-row p{font-size:13px;color:var(--muted);margin:0}.syllabus-row small{color:#657792}.syllabus-row>a{font-size:12px;color:var(--cyan);font-weight:800}.lock{opacity:.55}.good-badge{color:var(--green);border-color:rgba(94,230,168,.25)}
.lesson-shell{display:grid;grid-template-columns:300px minmax(0,1fr);gap:22px;padding-top:54px;padding-bottom:80px}.lesson-sidebar{position:sticky;top:92px;align-self:start;max-height:calc(100vh - 120px);overflow:auto}.lesson-mini-list{display:grid;margin-top:16px}.lesson-mini-list a{display:grid;grid-template-columns:30px 1fr;gap:9px;padding:11px;border-top:1px solid var(--line);font-size:12px;color:#91a1b8}.lesson-mini-list a.active{background:rgba(99,230,255,.07);color:#fff}.lesson-mini-list a.done b{color:var(--green)}.lesson-main{min-width:0}.lesson-main h1{font-size:clamp(36px,5vw,64px);line-height:1.2;margin:12px 0}.lesson-lead{font-size:18px;color:#a9b7c9;max-width:820px}.lesson-top{display:flex;justify-content:space-between;color:var(--muted);font-size:12px}.video-frame{aspect-ratio:16/9;background:linear-gradient(145deg,#07101e,#101a31);border:1px solid #263a60;border-radius:20px;padding:12px;margin:26px 0}.video-placeholder{height:100%;display:grid;place-items:center;align-content:center;gap:8px;border:1px dashed #324d78;border-radius:14px;color:#8fa4c2}.video-placeholder>span{font-size:48px;color:var(--cyan)}.video-placeholder b{color:#e7edf6}.video-placeholder small{color:#60738e}.lesson-section{margin:16px 0}.lesson-section h2{font-size:24px}.lesson-section li{margin:8px 0;color:#c6d2e2}.topic-grid{display:flex;gap:8px;flex-wrap:wrap;margin:14px 0}.topic-grid span{padding:7px 10px;border:1px solid var(--line);border-radius:999px;background:#091321;color:#91a3bd;font-size:12px}.exercise{border-color:rgba(155,124,255,.3);background:linear-gradient(145deg,rgba(155,124,255,.08),rgba(99,230,255,.04))}.complete-box{display:flex;justify-content:flex-end;margin:22px 0}.lesson-nav{display:flex;justify-content:space-between;gap:12px;margin-top:26px}
.student-auth-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.student-auth-grid form{display:grid;gap:12px}.student-auth-grid label,.course-enroll-card label,.checkout-grid label{font-weight:700}.student-auth-grid input,.checkout-grid select{display:block;width:100%;margin-top:7px;background:#080f1d;border:1px solid var(--line);border-radius:11px;padding:12px;color:var(--text);font:inherit}.student-head{position:relative}.student-head form{position:absolute;inset-inline-end:0;bottom:28px}.student-course-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.student-course-grid article{display:grid;gap:12px}.affiliate-card code{display:block;padding:14px;background:#050b14;border:1px solid var(--line);border-radius:10px;word-break:break-all;margin:14px 0}.affiliate-kpis{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin:18px 0}.affiliate-kpis>div{padding:14px;border:1px solid var(--line);border-radius:12px}.affiliate-kpis b{display:block;color:var(--cyan);font-size:23px}.affiliate-kpis span{font-size:11px;color:var(--muted)}.checkout-grid{display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:18px}.certificate-sheet{max-width:950px;margin:auto;padding:70px 50px;text-align:center;border:1px solid rgba(99,230,255,.35);background:radial-gradient(circle at 50% 0,rgba(99,230,255,.1),transparent 40%),#08101d;border-radius:24px;box-shadow:0 40px 100px rgba(0,0,0,.35)}.certificate-sheet h1{font-size:48px}.certificate-sheet h2{font-size:42px;color:var(--cyan)}.certificate-sheet h3{font-size:28px}.cert-meta{display:flex;justify-content:center;gap:30px;margin:28px 0;color:#8799b2;font:700 12px Manrope}.certificate-sheet small{display:block;max-width:720px;margin:20px auto;color:var(--muted)}.portfolio-grid{display:grid;grid-template-columns:1.3fr .85fr .85fr;gap:16px}.portfolio-grid h2{font-size:32px}
@media(max-width:1000px){.course-layout,.lesson-shell,.checkout-grid{grid-template-columns:1fr}.course-enroll-card,.lesson-sidebar{position:static;max-height:none}.lesson-mini-list{grid-template-columns:1fr 1fr}.portfolio-grid{grid-template-columns:1fr}.student-course-grid{grid-template-columns:1fr}}
@media(max-width:700px){.academy-course-grid,.student-auth-grid{grid-template-columns:1fr}.syllabus-row{grid-template-columns:42px 1fr}.syllabus-row>a,.syllabus-row>.lock{grid-column:2}.lesson-mini-list{grid-template-columns:1fr}.affiliate-kpis{grid-template-columns:1fr 1fr}.student-head form{position:static;margin-top:15px}.certificate-sheet{padding:40px 20px}.certificate-sheet h1{font-size:34px}.certificate-sheet h2{font-size:30px}}
@media print{.certificate-sheet{background:white!important;color:#111!important;border:2px solid #222;box-shadow:none}.certificate-sheet .btn{display:none}}
/* V6 checkout + production */
.payment-box{margin:24px 0;padding:22px;border:1px solid var(--line);border-radius:16px;background:#07101d}.payment-box.success{border-color:rgba(94,230,168,.35);background:rgba(94,230,168,.06)}.payment-flash{margin:18px 0;padding:13px 16px;border-radius:12px;border:1px solid rgba(99,230,255,.25);background:rgba(99,230,255,.06)}.crypto-quote{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:18px 0}.crypto-quote>div{padding:14px;border:1px solid var(--line);border-radius:12px}.crypto-quote small{display:block;color:var(--muted)}.crypto-quote strong{display:block;margin-top:5px;color:var(--cyan);font:800 20px Manrope}.wallet-label{display:block;margin:18px 0}.wallet-label code{display:block;margin-top:8px;padding:13px;border:1px solid var(--line);border-radius:10px;background:#040a12;word-break:break-all}.crypto-verify{display:grid;grid-template-columns:1fr auto;gap:12px;align-items:end}.crypto-verify label{font-weight:700}.crypto-verify input{display:block;width:100%;margin-top:7px;background:#080f1d;border:1px solid var(--line);border-radius:11px;padding:12px;color:var(--text);font:inherit}.video-frame iframe{width:100%;height:100%;border:0;border-radius:14px}.invoice-status.paid{color:var(--green);border-color:rgba(94,230,168,.35)}
@media(max-width:650px){.crypto-quote,.crypto-verify{grid-template-columns:1fr}}