:root{
  --bg:#0a0a0f;
  --panel:#111118;
  --panel-2:#15151e;
  --panel-3:#1b1b26;
  --text:#f6f4ff;
  --muted:#9b98ad;
  --line:#262536;
  --purple:#7a5cff;
  --purple-2:#a48dff;
  --blue:#4d8dff;
  --green:#49c99a;
  --yellow:#f1c75b;
  --danger:#ff6b7a;
  --radius:20px;
  --shadow:0 18px 60px rgba(0,0,0,.28);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:radial-gradient(circle at top right,rgba(122,92,255,.10),transparent 28%),var(--bg);color:var(--text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;min-height:100vh}
button,input{font:inherit}
button{color:inherit}
.app-shell{display:grid;grid-template-columns:260px 1fr;min-height:100vh}
.sidebar{position:sticky;top:0;height:100vh;border-right:1px solid var(--line);background:rgba(12,12,18,.92);backdrop-filter:blur(18px);padding:22px 16px;display:flex;flex-direction:column;z-index:20}
.brand-row{display:flex;gap:12px;align-items:center;padding:4px 8px 24px}
.brand-mark{width:48px;height:48px;border-radius:14px;display:grid;place-items:center;font-weight:900;letter-spacing:-1px;background:linear-gradient(145deg,var(--purple),#5334db);box-shadow:0 10px 30px rgba(122,92,255,.26)}
.brand-copy{display:flex;flex-direction:column;gap:2px;min-width:0}.brand-copy strong{font-size:14px}.brand-copy span{font-size:11px;color:var(--muted);white-space:nowrap}
.nav-list{display:flex;flex-direction:column;gap:5px}.nav-item{border:0;background:transparent;padding:12px 14px;border-radius:12px;text-align:left;color:var(--muted);cursor:pointer;display:flex;align-items:center;gap:10px;transition:.2s}.nav-item:hover{background:#15151e;color:var(--text)}.nav-item.active{background:linear-gradient(90deg,rgba(122,92,255,.18),rgba(122,92,255,.06));color:#fff}.nav-dot{width:7px;height:7px;border-radius:50%;background:currentColor;opacity:.85}
.sidebar-card{margin-top:auto;background:linear-gradient(150deg,#171523,#111118);border:1px solid var(--line);border-radius:16px;padding:15px}.sidebar-card strong{display:block;font-size:22px;margin:4px 0 10px}.sidebar-card small{color:var(--muted);font-size:11px;line-height:1.4;display:block;margin-top:9px}
.mini-progress,.progress{height:7px;border-radius:999px;background:#29283a;overflow:hidden}.mini-progress span,.progress span{height:100%;display:block;background:linear-gradient(90deg,var(--purple),var(--purple-2));border-radius:inherit}
.sidebar-footer{padding-top:14px}.profile-chip{width:100%;border:1px solid var(--line);background:#101017;border-radius:14px;padding:10px;display:flex;gap:10px;align-items:center;cursor:pointer}.avatar{width:36px;height:36px;border-radius:10px;background:#252236;display:grid;place-items:center;font-weight:800}.profile-chip span:last-child{display:flex;flex-direction:column;align-items:flex-start}.profile-chip strong{font-size:13px}.profile-chip small{font-size:11px;color:var(--muted)}
.main-content{padding:0 34px 56px;min-width:0}.topbar{min-height:92px;display:flex;align-items:center;justify-content:space-between;gap:20px}.topbar h1{font-size:24px;margin:3px 0 0}.eyebrow{font-size:10px;font-weight:800;letter-spacing:.14em;color:var(--purple-2)}.top-actions{display:flex;align-items:center;gap:10px}.xp-pill{border:1px solid var(--line);background:#12121a;border-radius:999px;padding:8px 12px;display:flex;gap:8px;align-items:center}.xp-pill span{font-size:10px;color:var(--muted);font-weight:800}.xp-pill strong{font-size:13px}.icon-btn,.menu-btn{width:40px;height:40px;border:1px solid var(--line);background:#12121a;border-radius:12px;cursor:pointer}.menu-btn{display:none}
.view{display:none}.view.active{display:block}
.hero-card{min-height:260px;border:1px solid rgba(137,112,255,.24);border-radius:26px;padding:38px;display:grid;grid-template-columns:1fr 220px;align-items:center;background:radial-gradient(circle at 85% 50%,rgba(122,92,255,.28),transparent 36%),linear-gradient(135deg,#181524,#101018 62%);box-shadow:var(--shadow)}.hero-kicker{font-size:11px;font-weight:900;color:#c7bbff;letter-spacing:.15em}.hero-card h2{font-size:38px;line-height:1.05;margin:10px 0 12px;max-width:650px}.hero-card p{color:var(--muted);max-width:620px;line-height:1.6}.hero-actions{display:flex;gap:10px;margin-top:22px;flex-wrap:wrap}.btn{border:1px solid var(--line);border-radius:12px;padding:11px 16px;font-weight:800;font-size:13px;cursor:pointer;transition:.2s}.btn:hover{transform:translateY(-1px)}.btn.primary{background:linear-gradient(135deg,var(--purple),#6546ee);border-color:transparent;color:white;box-shadow:0 10px 30px rgba(122,92,255,.22)}.btn.ghost{background:#15151f}.btn.full{width:100%;margin-top:18px}.hero-ring-wrap{display:grid;place-items:center}.hero-ring{width:160px;height:160px;border-radius:50%;display:flex;flex-direction:column;align-items:center;justify-content:center;background:radial-gradient(circle,#14131e 58%,transparent 59%),conic-gradient(var(--purple) 0 72%,#2a2939 72% 100%);box-shadow:0 0 50px rgba(122,92,255,.18)}.hero-ring span{font-size:34px;font-weight:900}.hero-ring small{font-size:11px;color:var(--muted)}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:20px;margin:34px 0 16px}.section-head h3,.section-head h2{margin:3px 0 0}.section-head.large{align-items:flex-start;margin-top:14px}.section-head.large h2{font-size:34px}.section-head p{color:var(--muted);margin:8px 0 0}.text-btn{border:0;background:transparent;color:#b6a9ff;font-weight:800;cursor:pointer}
.course-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.course-card{position:relative;border:1px solid var(--line);background:linear-gradient(160deg,#15151e,#101017);border-radius:20px;padding:20px;cursor:pointer;transition:.22s;overflow:hidden}.course-card:hover{transform:translateY(-3px);border-color:#39364e}.course-card::after{content:"";position:absolute;inset:auto -45px -55px auto;width:140px;height:140px;border-radius:50%;filter:blur(12px);opacity:.12;background:var(--accent)}.accent-purple{--accent:var(--purple)}.accent-blue{--accent:var(--blue)}.accent-green{--accent:var(--green)}.course-icon{width:48px;height:48px;border-radius:14px;background:color-mix(in srgb,var(--accent) 18%,#17171f);border:1px solid color-mix(in srgb,var(--accent) 32%,#252536);display:grid;place-items:center;font-weight:900;color:var(--accent);margin-bottom:20px}.course-meta{display:flex;justify-content:space-between;color:var(--muted);font-size:10px;font-weight:800;letter-spacing:.08em}.course-card h4{font-size:19px;margin:9px 0 8px}.course-card p{min-height:44px;color:var(--muted);font-size:13px;line-height:1.5}.course-card .progress{margin-top:20px}.card-footer{display:flex;justify-content:space-between;align-items:center;margin-top:12px}.card-footer small{color:var(--muted)}.card-footer button{border:0;background:transparent;color:#c3b6ff;font-weight:800;cursor:pointer}.large-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
.dashboard-grid{display:grid;grid-template-columns:1.5fr .8fr;gap:16px;margin-top:16px}.panel{border:1px solid var(--line);background:linear-gradient(160deg,#14141d,#101017);border-radius:20px;padding:20px}.panel-head{display:flex;align-items:flex-start;justify-content:space-between;gap:20px}.panel-head h3{margin:4px 0 0}.panel-head>strong{font-size:20px}.daily-list{display:flex;flex-direction:column;gap:8px;margin-top:16px}.daily-item{display:grid;grid-template-columns:34px 1fr auto;align-items:center;gap:10px;width:100%;border:1px solid var(--line);background:#13131b;border-radius:13px;padding:11px 12px;text-align:left;cursor:pointer}.daily-item:hover{background:#181821}.task-check{width:28px;height:28px;border-radius:9px;border:1px solid #343247;display:grid;place-items:center}.daily-item.done .task-check{background:rgba(73,201,154,.14);border-color:rgba(73,201,154,.34);color:var(--green)}.daily-item span:nth-child(2){display:flex;flex-direction:column}.daily-item strong{font-size:13px}.daily-item small{color:var(--muted);font-size:11px;margin-top:2px}.daily-item b{font-size:11px;color:#b9adff}.focus-panel h3{font-size:22px;margin:8px 0}.focus-panel p{color:var(--muted);font-size:13px;line-height:1.6}.metric-big{font-size:52px;font-weight:900;color:var(--green);letter-spacing:-2px;margin:18px 0 4px}
.filter-row{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:18px}.filter{border:1px solid var(--line);background:#12121a;border-radius:999px;padding:9px 14px;color:var(--muted);cursor:pointer;font-size:12px;font-weight:800}.filter.active{background:rgba(122,92,255,.14);border-color:rgba(122,92,255,.4);color:#d3caff}
.review-layout{display:grid;grid-template-columns:1.4fr .6fr;gap:16px}.review-card{border:1px solid var(--line);background:linear-gradient(160deg,#15151e,#101017);border-radius:22px;padding:28px;min-height:390px}.review-badge{font-size:10px;font-weight:900;letter-spacing:.12em;color:var(--purple-2)}.review-card h3{font-size:28px;margin:28px 0 22px}.option-list{display:grid;grid-template-columns:1fr 1fr;gap:10px}.answer-option{border:1px solid var(--line);background:#15151f;border-radius:13px;padding:14px;text-align:left;cursor:pointer}.answer-option:hover{border-color:#49465f}.answer-option.correct{border-color:rgba(73,201,154,.6);background:rgba(73,201,154,.09)}.answer-option.wrong{border-color:rgba(255,107,122,.6);background:rgba(255,107,122,.08)}.feedback{margin-top:18px;padding:12px;border-radius:12px;background:#111119;color:var(--muted);font-size:13px}.review-side h3{font-size:24px}.review-stat{display:flex;justify-content:space-between;padding:12px 0;border-bottom:1px solid var(--line);color:var(--muted)}.review-stat strong{color:var(--text)}.review-side .progress{margin:22px 0 8px}
.challenge-grid{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:16px}.challenge-card{border:1px solid var(--line);background:#13131b;border-radius:20px;padding:22px}.challenge-card.featured{background:radial-gradient(circle at top right,rgba(122,92,255,.22),transparent 35%),#15131f;border-color:rgba(122,92,255,.3)}.challenge-card>span{font-size:10px;font-weight:900;color:var(--purple-2);letter-spacing:.12em}.challenge-card h3{font-size:22px;margin:12px 0 8px}.challenge-card p{color:var(--muted);font-size:13px;line-height:1.6;min-height:64px}.reward{font-weight:900;color:var(--yellow);margin:18px 0}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.stat-card{border:1px solid var(--line);background:#13131b;border-radius:18px;padding:18px}.stat-card span{display:block;color:var(--muted);font-size:12px}.stat-card strong{display:block;font-size:30px;margin:8px 0}.stat-card small{color:var(--muted);font-size:11px}.chart-panel{margin-top:16px}.bar-chart{height:280px;display:flex;align-items:flex-end;gap:16px;padding:26px 8px 8px;border-top:1px solid var(--line);margin-top:18px}.bar-chart div{flex:1;height:var(--h);min-width:18px;background:linear-gradient(180deg,var(--purple-2),var(--purple));border-radius:10px 10px 4px 4px;position:relative;box-shadow:0 10px 25px rgba(122,92,255,.14)}.bar-chart span{position:absolute;bottom:-26px;left:50%;transform:translateX(-50%);font-size:10px;color:var(--muted)}
.back-btn{border:0;background:transparent;color:#b9adff;font-weight:800;cursor:pointer;margin:4px 0 16px}.course-detail-hero{display:grid;grid-template-columns:1fr 280px;gap:24px;border:1px solid var(--line);border-radius:24px;padding:28px;background:radial-gradient(circle at top right,rgba(122,92,255,.2),transparent 36%),#13131b}.course-detail-hero h2{font-size:36px;margin:8px 0}.course-detail-hero p{color:var(--muted);line-height:1.6}.course-summary{border:1px solid var(--line);background:#111119;border-radius:18px;padding:18px}.course-summary div{display:flex;justify-content:space-between;padding:10px 0;border-bottom:1px solid var(--line)}.course-summary div:last-child{border-bottom:0}.module-list{display:flex;flex-direction:column;gap:10px;margin-top:18px}.module{border:1px solid var(--line);background:#12121a;border-radius:16px;padding:16px}.module-top{display:flex;justify-content:space-between;gap:16px}.module h4{margin:0}.module p{color:var(--muted);font-size:12px}.lesson-row{margin-top:10px;padding:11px 12px;border-radius:12px;background:#0f0f16;display:flex;justify-content:space-between;color:var(--muted);font-size:12px}.lesson-row strong{color:var(--text)}
@media(max-width:1100px){.course-grid,.large-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.challenge-grid{grid-template-columns:1fr 1fr}.stats-grid{grid-template-columns:repeat(2,1fr)}.hero-card{grid-template-columns:1fr 170px}.hero-ring{width:140px;height:140px}.dashboard-grid{grid-template-columns:1fr}.review-layout{grid-template-columns:1fr}.course-detail-hero{grid-template-columns:1fr}}
@media(max-width:820px){.app-shell{grid-template-columns:1fr}.sidebar{position:fixed;left:-280px;width:260px;transition:.25s;box-shadow:var(--shadow)}.sidebar.open{left:0}.main-content{padding:0 18px 40px}.menu-btn{display:inline-grid;place-items:center}.topbar{min-height:78px}.topbar h1{font-size:20px}.hero-card{grid-template-columns:1fr;padding:24px}.hero-ring-wrap{display:none}.hero-card h2{font-size:30px}.course-grid,.large-grid,.challenge-grid{grid-template-columns:1fr}.option-list{grid-template-columns:1fr}.stats-grid{grid-template-columns:1fr 1fr}.section-head.large{flex-direction:column}.course-detail-hero{padding:20px}}
@media(max-width:520px){.main-content{padding-inline:12px}.top-actions .xp-pill{display:none}.hero-card{padding:20px;border-radius:20px}.hero-card h2{font-size:27px}.hero-actions .btn{width:100%}.stats-grid{grid-template-columns:1fr}.bar-chart{gap:8px;height:220px}.course-card,.panel,.review-card,.challenge-card{border-radius:16px}.daily-item{grid-template-columns:30px 1fr}.daily-item b{display:none}}

/* ===== LVL V0.2 — Lesson Engine ===== */
button:disabled{opacity:.45;cursor:not-allowed;transform:none!important}
.lesson-row{width:100%;border:1px solid transparent;cursor:default;text-align:left}.lesson-row>span:first-child{display:flex;align-items:center;gap:6px;flex-wrap:wrap}.lesson-row small{display:block;width:100%;padding-left:26px;color:#77748a;margin-top:2px}.lesson-row.interactive{cursor:pointer;border-color:rgba(122,92,255,.12)}.lesson-row.interactive:hover{border-color:rgba(122,92,255,.4);background:#141321}.lesson-row.locked{opacity:.48}
.lesson-view{max-width:1180px;margin:0 auto}.lesson-topline{display:flex;align-items:center;justify-content:space-between;gap:16px;margin:2px 0 14px}.lesson-back{margin:0}.lesson-meta-top{display:flex;gap:8px}.lesson-meta-top span{padding:7px 10px;border:1px solid var(--line);background:#111119;border-radius:999px;color:var(--muted);font-size:11px;font-weight:800}
.lesson-shell{border:1px solid var(--line);border-radius:24px;background:radial-gradient(circle at 86% 0%,rgba(122,92,255,.12),transparent 30%),linear-gradient(160deg,#14141d,#0f0f16);box-shadow:var(--shadow);overflow:hidden;min-height:650px}.lesson-header{display:flex;align-items:flex-start;justify-content:space-between;gap:24px;padding:26px 30px 20px}.lesson-header h2{font-size:28px;margin:5px 0 0}.lesson-counter{min-width:74px;height:62px;border:1px solid var(--line);background:#101017;border-radius:16px;display:flex;flex-direction:column;align-items:center;justify-content:center}.lesson-counter strong{font-size:17px}.lesson-counter span{font-size:9px;color:var(--muted);text-transform:uppercase;letter-spacing:.1em}.lesson-progress{height:4px;background:#262536}.lesson-progress span{height:100%;display:block;background:linear-gradient(90deg,var(--purple),var(--purple-2));transition:.3s}
.lesson-stage{padding:38px 30px;max-width:960px;width:100%;margin:0 auto;min-height:460px;display:flex;flex-direction:column;justify-content:center}.activity-head{text-align:center;max-width:720px;margin:0 auto 28px}.activity-head h3{font-size:30px;line-height:1.12;margin:8px 0 10px}.activity-head p{color:var(--muted);font-size:13px;line-height:1.6;margin:0 auto;max-width:650px}.activity-confirm{align-self:center;margin-top:26px;min-width:150px}
.concept-copy{max-width:760px;margin:0 auto;width:100%;border:1px solid var(--line);background:#111119;border-radius:20px;padding:24px}.concept-copy>p{font-size:16px;line-height:1.8;color:#dedbea;margin:0}.concept-chips{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:20px}.concept-chips span{border:1px solid #302e43;background:#171620;border-radius:12px;padding:12px 14px;font-size:13px;color:#c9c5da}
.audio-list{max-width:760px;width:100%;margin:0 auto;display:flex;flex-direction:column;gap:9px}.audio-row{display:flex;justify-content:space-between;align-items:center;gap:16px;border:1px solid var(--line);background:#111119;border-radius:15px;padding:13px 14px}.audio-row>div:first-child{display:flex;flex-direction:column;gap:3px}.audio-row small{font-size:9px;color:var(--muted);font-weight:800;letter-spacing:.1em}.audio-row strong{font-size:17px}.audio-actions{display:flex;gap:8px}.audio-btn{border:1px solid var(--line);background:#181821;border-radius:10px;padding:8px 11px;font-size:11px;font-weight:800;cursor:pointer}.primary-audio{border-color:rgba(122,92,255,.4);background:rgba(122,92,255,.15);color:#d8d0ff}
.question-copy{text-align:center;font-size:17px;font-weight:700;color:#dedbea;margin:-8px 0 20px}.lesson-options{display:grid;grid-template-columns:1fr 1fr;gap:10px;max-width:720px;width:100%;margin:0 auto}.lesson-options button,.match-column button{border:1px solid var(--line);background:#14141d;border-radius:13px;padding:15px;text-align:left;cursor:pointer}.lesson-options button:hover,.match-column button:hover{border-color:#46435c}.lesson-options button.correct,.match-column button.matched{border-color:rgba(73,201,154,.65);background:rgba(73,201,154,.09)}.lesson-options button.wrong,.match-column button.wrong{border-color:rgba(255,107,122,.65);background:rgba(255,107,122,.08)}.activity-feedback{max-width:720px;width:100%;margin:16px auto 0;border:1px solid var(--line);background:#101017;border-radius:12px;padding:12px 14px;color:var(--muted);font-size:12px}.activity-feedback.success{border-color:rgba(73,201,154,.28);color:#a8e6cf;background:rgba(73,201,154,.06)}.activity-feedback.error{border-color:rgba(255,107,122,.26);color:#ffabb5;background:rgba(255,107,122,.05)}
.match-board{display:grid;grid-template-columns:1fr 48px 1fr;gap:10px;max-width:760px;width:100%;margin:0 auto}.match-column{display:flex;flex-direction:column;gap:9px}.match-column button.selected{border-color:var(--purple);background:rgba(122,92,255,.12)}.match-lines{display:grid;place-items:center;color:#6d6980}
.word-search-layout{display:grid;grid-template-columns:170px minmax(300px,520px);gap:24px;justify-content:center;align-items:start}.word-targets{display:flex;flex-direction:column;gap:8px}.word-targets span{border:1px solid var(--line);background:#111119;border-radius:10px;padding:10px 12px;font-size:12px;font-weight:900;letter-spacing:.12em}.word-targets span.found{text-decoration:line-through;color:var(--green);border-color:rgba(73,201,154,.28)}.word-grid{display:grid;grid-template-columns:repeat(var(--grid-size),1fr);gap:5px;aspect-ratio:1}.word-grid button{border:1px solid var(--line);background:#14141d;border-radius:8px;display:grid;place-items:center;font-weight:900;font-size:15px;cursor:pointer}.word-grid button:hover,.word-grid button.start{border-color:var(--purple);background:rgba(122,92,255,.14)}.word-grid button.found{border-color:rgba(73,201,154,.5);background:rgba(73,201,154,.12);color:#a8e6cf}
.code-lab{display:grid;grid-template-columns:1fr 1fr;gap:12px;width:100%}.code-pane,.preview-pane{border:1px solid var(--line);background:#0c0c12;border-radius:16px;overflow:hidden;min-height:320px}.code-pane-head{height:42px;padding:0 12px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);background:#12121a;color:var(--muted);font-size:11px;font-weight:800}.code-pane-head button{border:0;background:transparent;color:#bcaeff;cursor:pointer;font-size:11px;font-weight:800}.live-dot{font-size:9px;color:var(--green);letter-spacing:.1em}.code-pane textarea{width:100%;height:278px;border:0;outline:0;resize:none;background:#0c0c12;color:#e9e4ff;padding:16px;font:13px/1.7 ui-monospace,SFMono-Regular,Consolas,monospace}.preview-pane iframe{border:0;width:100%;height:278px;background:white}.code-check-row{display:flex;align-items:center;gap:12px;margin-top:14px}.code-check-row .activity-feedback{margin:0;max-width:none}.code-check-row .btn{white-space:nowrap}
.order-source,.order-answer{display:flex;flex-direction:column;gap:8px;max-width:760px;width:100%;margin:0 auto}.order-source button,.order-answer button{border:1px solid var(--line);background:#14141d;border-radius:11px;padding:12px 14px;text-align:left;cursor:pointer;color:#c9c5da;font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:12px}.order-answer{min-height:90px;border:1px dashed #38354c;border-radius:14px;padding:10px}.order-answer button{border-color:rgba(122,92,255,.28);background:rgba(122,92,255,.07)}.order-placeholder{margin:auto;color:var(--muted);font-size:12px}.order-arrow{text-align:center;color:#77738c;font-size:11px;margin:12px 0}.order-actions{display:flex;justify-content:center;gap:8px;margin-top:14px}
.final-task{max-width:760px;width:100%;margin:0 auto}.final-task>p{text-align:center;color:#d8d5e4;line-height:1.7}.checklist{display:flex;flex-direction:column;gap:9px;margin-top:22px}.checklist label{display:flex;align-items:center;gap:12px;border:1px solid var(--line);background:#111119;border-radius:13px;padding:13px;cursor:pointer}.checklist input{accent-color:var(--purple);width:18px;height:18px}.checklist span{font-size:13px;color:#c9c5da}
.lesson-footer{border-top:1px solid var(--line);padding:16px 22px;display:grid;grid-template-columns:150px 1fr 150px;align-items:center;gap:16px;background:#101017}.lesson-footer .btn:first-child{justify-self:start}.lesson-footer .btn:last-child{justify-self:end}.lesson-dots{display:flex;justify-content:center;gap:7px}.lesson-dots span{width:7px;height:7px;border-radius:50%;background:#343244}.lesson-dots span.active{width:20px;border-radius:999px;background:var(--purple)}.lesson-dots span.done{background:var(--green)}
.lesson-complete-card{max-width:650px;margin:60px auto;border:1px solid rgba(122,92,255,.28);background:radial-gradient(circle at 50% 0%,rgba(122,92,255,.22),transparent 34%),#12121a;border-radius:28px;padding:48px;text-align:center;box-shadow:var(--shadow)}.complete-orb{width:84px;height:84px;border-radius:26px;display:grid;place-items:center;margin:0 auto 24px;background:linear-gradient(145deg,var(--purple),#5232d9);font-size:24px;font-weight:950;box-shadow:0 16px 45px rgba(122,92,255,.28)}.lesson-complete-card h2{font-size:32px;margin:10px 0}.lesson-complete-card>p{color:var(--muted)}.complete-reward{display:flex;flex-direction:column;gap:6px;border:1px solid var(--line);background:#0f0f16;border-radius:16px;padding:16px;margin:26px auto;max-width:220px}.complete-reward span{font-size:9px;color:var(--muted);font-weight:900;letter-spacing:.12em}.complete-reward strong{font-size:26px;color:var(--yellow)}.complete-actions{display:flex;justify-content:center;gap:10px}
@media(max-width:820px){.lesson-shell{border-radius:20px}.lesson-header{padding:20px}.lesson-header h2{font-size:23px}.lesson-stage{padding:28px 20px}.activity-head h3{font-size:25px}.concept-chips{grid-template-columns:1fr}.word-search-layout{grid-template-columns:1fr}.word-targets{display:grid;grid-template-columns:repeat(2,1fr)}.code-lab{grid-template-columns:1fr}.lesson-footer{grid-template-columns:1fr 1fr}.lesson-dots{display:none}.lesson-options{grid-template-columns:1fr}.match-board{grid-template-columns:1fr}.match-lines{display:none}.code-check-row{flex-direction:column}.code-check-row .btn{width:100%}}
@media(max-width:520px){.lesson-topline{align-items:flex-start;flex-direction:column}.lesson-meta-top{width:100%}.lesson-meta-top span{flex:1;text-align:center}.lesson-header{padding:18px}.lesson-counter{min-width:60px;height:54px}.lesson-stage{padding:24px 14px}.activity-head h3{font-size:22px}.audio-row{align-items:flex-start;flex-direction:column}.audio-actions{width:100%}.audio-actions button{flex:1}.word-grid{gap:3px}.word-grid button{border-radius:6px;font-size:13px}.word-targets{grid-template-columns:repeat(2,1fr)}.lesson-footer{padding:12px}.lesson-footer .btn{width:100%;padding-inline:8px}.lesson-complete-card{margin:30px auto;padding:30px 18px}.complete-actions{flex-direction:column}.complete-actions .btn{width:100%}}

/* =============================
   LVL V0.3 — Course Builder
   ============================= */
.admin-nav{margin-top:8px;border-top:1px solid var(--line);padding-top:16px}.admin-heading{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;margin-bottom:20px}.admin-heading h2{font-size:32px;margin:4px 0 6px}.admin-heading p{margin:0;color:var(--muted)}.admin-heading-actions{display:flex;align-items:center;gap:10px}.save-indicator{font-size:10px;color:var(--green);font-weight:900;letter-spacing:.08em;text-transform:uppercase}.save-indicator.saving{color:var(--yellow)}
.builder-shell{display:grid;grid-template-columns:250px minmax(0,1fr);min-height:720px;border:1px solid var(--line);border-radius:24px;background:#101017;overflow:hidden;box-shadow:var(--shadow)}.builder-rail{border-right:1px solid var(--line);background:#0c0c12;padding:16px}.builder-rail-head{display:flex;align-items:center;justify-content:space-between;padding:4px 4px 12px;color:var(--muted);font-size:9px;font-weight:900;letter-spacing:.13em}.builder-rail-head small{display:grid;place-items:center;width:23px;height:23px;border-radius:8px;background:#1b1a26;color:#cfc8ef}.builder-course-list{display:flex;flex-direction:column;gap:7px}.builder-course-item{border:1px solid transparent;background:transparent;border-radius:13px;padding:10px;display:flex;align-items:center;gap:10px;text-align:left;cursor:pointer;color:inherit}.builder-course-item:hover{background:#15151e}.builder-course-item.active{border-color:rgba(122,92,255,.32);background:rgba(122,92,255,.09)}.builder-mini-icon{width:36px;height:36px;flex:0 0 36px;border-radius:10px;display:grid;place-items:center;background:linear-gradient(145deg,#785cff,#4b35bd);font-size:11px;font-weight:950}.builder-course-item>span:last-child{min-width:0;display:flex;flex-direction:column;gap:3px}.builder-course-item strong{font-size:12px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.builder-course-item small{font-size:9px;color:var(--muted)}.builder-main{min-width:0;padding:22px}.builder-welcome{min-height:600px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center}.builder-welcome-mark{width:76px;height:76px;border-radius:22px;display:grid;place-items:center;background:linear-gradient(145deg,var(--purple),#4d34c9);font-size:22px;font-weight:950;margin-bottom:18px}.builder-welcome h3{font-size:26px;margin:0 0 8px}.builder-welcome p{color:var(--muted);max-width:420px;margin:0 0 20px}
.builder-course-head{display:flex;align-items:flex-end;justify-content:space-between;gap:18px;padding-bottom:18px;border-bottom:1px solid var(--line)}.builder-inline-title{display:flex;align-items:center;gap:10px;margin-top:5px}.builder-inline-title input{border:0;background:transparent;color:var(--text);font-size:26px;font-weight:900;outline:0;min-width:300px;width:min(55vw,620px);padding:0}.draft-pill{font-size:8px;font-weight:950;letter-spacing:.12em;border:1px solid #3d394c;background:#171620;color:#aaa5b9;border-radius:999px;padding:6px 8px}.draft-pill.published{border-color:rgba(73,201,154,.3);background:rgba(73,201,154,.08);color:#96dcc1}.builder-toolbar{display:flex;gap:8px;align-items:center}.btn.small{padding:9px 12px;font-size:10px}.icon-danger{width:36px;height:36px;border:1px solid rgba(255,107,122,.2);background:rgba(255,107,122,.05);color:#ff8b98;border-radius:11px;font-size:20px;cursor:pointer}.builder-settings-grid{display:grid;grid-template-columns:1.1fr .5fr .7fr 1fr;gap:10px;margin:18px 0}.builder-settings-grid label,.editor-label,.lesson-fields label,.block-fields label{display:flex;flex-direction:column;gap:6px}.builder-settings-grid label span,.editor-label span,.lesson-fields span,.block-fields label>span{font-size:9px;color:var(--muted);font-weight:900;letter-spacing:.09em;text-transform:uppercase}.builder-settings-grid input,.builder-settings-grid select,.editor-label input,.lesson-fields input,.block-fields input,.block-fields textarea,.add-block-wrap select{border:1px solid var(--line);background:#13131c;color:var(--text);border-radius:11px;padding:11px 12px;outline:0;font:inherit;font-size:12px}.builder-settings-grid input:focus,.editor-label input:focus,.lesson-fields input:focus,.block-fields input:focus,.block-fields textarea:focus{border-color:rgba(122,92,255,.55)}.builder-settings-grid .span-2{grid-column:span 1}.curriculum-head,.blocks-head{display:flex;align-items:flex-end;justify-content:space-between;gap:14px;margin:24px 0 12px}.curriculum-head h3,.blocks-head h4{margin:4px 0 0;font-size:18px}.builder-workspace{display:grid;grid-template-columns:minmax(260px,34%) minmax(0,1fr);gap:14px;align-items:start}.curriculum-tree{display:flex;flex-direction:column;gap:10px}.curriculum-module{border:1px solid var(--line);background:#111119;border-radius:15px;overflow:hidden}.curriculum-module.active{border-color:rgba(122,92,255,.34)}.curriculum-module-top{width:100%;border:0;background:#15151f;color:inherit;padding:12px;display:flex;justify-content:space-between;align-items:center;text-align:left;cursor:pointer}.curriculum-module-top span{display:flex;flex-direction:column;gap:3px}.curriculum-module-top small{font-size:8px;color:var(--muted);font-weight:900;letter-spacing:.1em}.curriculum-module-top strong{font-size:12px}.curriculum-module-top b{font-size:10px;color:#b9b2da;border:1px solid var(--line);border-radius:8px;padding:5px 7px}.curriculum-lessons{padding:7px;display:flex;flex-direction:column;gap:5px}.curriculum-lesson{width:100%;display:flex;align-items:center;gap:9px;border:1px solid transparent;background:transparent;color:inherit;border-radius:10px;padding:8px;text-align:left;cursor:pointer}.curriculum-lesson:hover{background:#181821}.curriculum-lesson.active{border-color:rgba(122,92,255,.28);background:rgba(122,92,255,.08)}.curriculum-lesson>span{width:23px;height:23px;display:grid;place-items:center;border-radius:7px;background:#20202b;color:#8e889f;font-size:9px;font-weight:900}.curriculum-lesson div{display:flex;flex-direction:column;gap:2px;min-width:0}.curriculum-lesson strong{font-size:11px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.curriculum-lesson small{font-size:8px;color:var(--muted)}.curriculum-add-lesson{border:1px dashed #343246;background:transparent;color:#9d96b5;border-radius:9px;padding:9px;font-size:10px;font-weight:800;cursor:pointer}.builder-empty-section{border:1px dashed #343246;border-radius:14px;padding:28px;text-align:center;color:var(--muted);font-size:11px}
.lesson-editor{min-width:0}.builder-inspector,.editor-card{border:1px solid var(--line);background:#111119;border-radius:16px;padding:18px}.builder-inspector h3,.editor-card h3{font-size:21px;margin:5px 0 8px}.builder-inspector>p{color:var(--muted);font-size:12px;line-height:1.6}.builder-kpis{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin:18px 0}.builder-kpis div{border:1px solid var(--line);background:#0f0f16;border-radius:12px;padding:14px;text-align:center}.builder-kpis strong{display:block;font-size:23px}.builder-kpis span{font-size:8px;color:var(--muted);font-weight:900;text-transform:uppercase}.builder-tip{border:1px solid rgba(122,92,255,.2);background:rgba(122,92,255,.05);border-radius:12px;padding:13px}.builder-tip strong{font-size:11px}.builder-tip p{font-size:10px;color:#aaa5bc;line-height:1.6;margin:5px 0 0}.editor-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:16px}.danger-text{color:#ff8b98}.lesson-editor-card{padding:16px}.lesson-editor-head{display:flex;justify-content:space-between;align-items:flex-start;gap:12px}.lesson-editor-head h3{margin-top:4px}.lesson-fields{display:grid;grid-template-columns:1fr 120px 90px;gap:8px;margin:14px 0 4px}.add-block-wrap{display:flex;gap:7px}.add-block-wrap select{min-width:155px;padding:8px}.block-stack{display:flex;flex-direction:column;gap:9px}.block-editor{border:1px solid var(--line);background:#0e0e15;border-radius:13px;overflow:hidden}.block-editor-top{display:flex;align-items:center;justify-content:space-between;padding:9px 10px;border-bottom:1px solid var(--line);background:#15151e}.block-editor-top>div{display:flex;align-items:center;gap:8px}.block-editor-top strong{font-size:10px}.block-number{width:22px;height:22px;border-radius:7px;background:rgba(122,92,255,.12);color:#c3b8ff;display:grid;place-items:center;font-size:8px;font-weight:950}.block-move,.block-delete{width:26px;height:26px;border:1px solid var(--line);background:#101017;color:#aaa5b9;border-radius:7px;cursor:pointer;font-size:11px}.block-move:disabled{opacity:.25}.block-delete{color:#ff8795}.block-fields{display:grid;grid-template-columns:1fr 1fr;gap:8px;padding:10px}.block-fields .wide{grid-column:1/-1}.block-fields textarea{min-height:74px;resize:vertical;font-family:inherit;line-height:1.5}.builder-empty-mini{padding:14px;color:var(--muted);font-size:10px}
@media(max-width:1100px){.builder-shell{grid-template-columns:210px 1fr}.builder-settings-grid{grid-template-columns:1fr 1fr}.builder-workspace{grid-template-columns:1fr}.curriculum-tree{display:grid;grid-template-columns:repeat(2,minmax(0,1fr))}.builder-settings-grid .span-2{grid-column:span 1}}
@media(max-width:760px){.admin-heading{align-items:flex-start;flex-direction:column}.admin-heading-actions{width:100%;justify-content:space-between}.builder-shell{grid-template-columns:1fr;border-radius:18px}.builder-rail{border-right:0;border-bottom:1px solid var(--line)}.builder-course-list{display:grid;grid-auto-flow:column;grid-auto-columns:210px;overflow:auto;padding-bottom:4px}.builder-main{padding:14px}.builder-course-head{align-items:flex-start;flex-direction:column}.builder-toolbar{width:100%;flex-wrap:wrap}.builder-inline-title{align-items:flex-start;flex-direction:column;width:100%}.builder-inline-title input{min-width:0;width:100%;font-size:22px}.builder-settings-grid{grid-template-columns:1fr}.builder-workspace{grid-template-columns:1fr}.curriculum-tree{display:flex}.lesson-fields{grid-template-columns:1fr 1fr}.lesson-fields label:first-child{grid-column:1/-1}.blocks-head{align-items:flex-start;flex-direction:column}.add-block-wrap{width:100%}.add-block-wrap select{flex:1;min-width:0}.block-fields{grid-template-columns:1fr}.block-fields .wide{grid-column:auto}}

/* =============================
   LVL V0.4 — Expanded Exercise Engine
   ============================= */
.flashcard-deck{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;max-width:760px;width:100%;margin:0 auto;perspective:1000px}.flashcard{position:relative;min-height:150px;border:0;background:transparent;cursor:pointer;transform-style:preserve-3d;transition:transform .45s}.flashcard.flipped{transform:rotateY(180deg)}.flash-front,.flash-back{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;border:1px solid var(--line);border-radius:16px;padding:20px;backface-visibility:hidden;background:linear-gradient(145deg,#171721,#111119);box-shadow:0 12px 32px rgba(0,0,0,.16)}.flash-back{transform:rotateY(180deg);border-color:rgba(122,92,255,.34);background:linear-gradient(145deg,rgba(122,92,255,.16),#111119)}.flash-front small,.flash-back small{font-size:8px;color:var(--muted);font-weight:950;letter-spacing:.12em}.flash-front strong,.flash-back strong{font-size:18px;text-align:center;line-height:1.3}
.fill-card,.typing-card,.tf-card,.video-card{max-width:760px;width:100%;margin:0 auto;border:1px solid var(--line);background:#111119;border-radius:17px;padding:20px}.fill-sentence{font-size:24px;font-weight:850;line-height:1.45;text-align:center;padding:14px 6px 22px}.blank-token{display:inline-block;min-width:74px;color:#c0b4ff;border-bottom:2px solid var(--purple);padding:0 8px}.fill-input-row{display:flex;gap:9px}.fill-input-row input,.typing-card textarea{flex:1;border:1px solid var(--line);background:#0d0d14;color:var(--text);border-radius:12px;padding:13px 14px;outline:0;font:inherit}.fill-input-row input:focus,.typing-card textarea:focus{border-color:rgba(122,92,255,.55)}.typing-prompt{font-size:16px;font-weight:800;margin-bottom:12px}.typing-card textarea{width:100%;resize:vertical;box-sizing:border-box;line-height:1.5}.typing-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:10px}
.tf-card p{font-size:21px;font-weight:800;line-height:1.45;text-align:center;margin:5px 0 20px}.tf-actions{display:grid;grid-template-columns:1fr 1fr;gap:10px}.tf-actions button{border:1px solid var(--line);background:#16161f;color:var(--text);border-radius:13px;padding:16px;font-weight:900;cursor:pointer}.tf-actions button:hover{border-color:#48445d}.tf-actions button.correct{border-color:rgba(73,201,154,.65);background:rgba(73,201,154,.09);color:#a8e6cf}.tf-actions button.wrong{border-color:rgba(255,107,122,.65);background:rgba(255,107,122,.08);color:#ffabb5}
.image-choice-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;max-width:820px;width:100%;margin:0 auto}.image-choice-grid>button{border:1px solid var(--line);background:#12121a;color:var(--text);border-radius:15px;overflow:hidden;padding:0;cursor:pointer;text-align:left}.image-choice-grid>button:hover{border-color:#48445d}.image-choice-grid>button.correct{border-color:rgba(73,201,154,.65);box-shadow:0 0 0 1px rgba(73,201,154,.2)}.image-choice-grid>button.wrong{border-color:rgba(255,107,122,.65)}.image-choice-media{height:130px;display:grid;place-items:center;background:#0d0d14;border-bottom:1px solid var(--line);overflow:hidden}.image-choice-media img{width:100%;height:100%;object-fit:cover}.image-choice-media b{font-size:46px}.image-choice-grid>button>span:last-child{display:block;padding:11px 12px;font-size:11px;font-weight:850}
.video-card{padding:12px}.video-frame{position:relative;aspect-ratio:16/9;border-radius:12px;overflow:hidden;background:#08080c}.video-frame iframe{position:absolute;inset:0;width:100%;height:100%;border:0}.video-card>p{color:var(--muted);font-size:12px;line-height:1.6;padding:0 4px 2px}.video-placeholder{min-height:250px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;gap:7px;border:1px dashed #363348;border-radius:12px;background:#0d0d14}.video-placeholder strong{font-size:16px}.video-placeholder span{max-width:420px;color:var(--muted);font-size:11px;line-height:1.5}
.memory-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;max-width:760px;width:100%;margin:0 auto}.memory-card{position:relative;min-height:105px;border:1px solid var(--line);background:#14141d;color:var(--text);border-radius:13px;cursor:pointer;overflow:hidden;font-weight:850}.memory-cover,.memory-value{position:absolute;inset:0;display:grid;place-items:center;padding:10px;transition:.22s}.memory-cover{background:linear-gradient(145deg,#201b39,#16151f);color:#aa9dff;font-size:24px}.memory-value{opacity:0;transform:scale(.9);font-size:12px;text-align:center}.memory-card.open .memory-cover,.memory-card.matched .memory-cover{opacity:0;transform:scale(1.1)}.memory-card.open .memory-value,.memory-card.matched .memory-value{opacity:1;transform:scale(1)}.memory-card.matched{border-color:rgba(73,201,154,.5);background:rgba(73,201,154,.08);color:#b7efd9}
@media(max-width:760px){.flashcard-deck{grid-template-columns:1fr}.flashcard{min-height:130px}.fill-input-row{flex-direction:column}.fill-input-row .btn{width:100%}.image-choice-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.image-choice-media{height:110px}.memory-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.typing-actions{flex-direction:column}.typing-actions .btn{width:100%}.tf-card p{font-size:18px}}
@media(max-width:480px){.image-choice-grid{grid-template-columns:1fr 1fr}.memory-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.fill-sentence{font-size:20px}}


/* =============================
   LVL V0.5 — Smart Review Engine
   ============================= */
.review-title-row{align-items:flex-end}.review-filter-row{display:flex;gap:8px;flex-wrap:wrap;justify-content:flex-end}.review-kpi-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin-bottom:16px}.review-kpi{border:1px solid var(--line);background:linear-gradient(155deg,#14141d,#101017);border-radius:16px;padding:16px}.review-kpi>span{display:block;color:var(--muted);font-size:10px;font-weight:850;text-transform:uppercase;letter-spacing:.08em}.review-kpi strong{display:block;font-size:28px;margin:7px 0 4px}.review-kpi small{color:#77738a;font-size:10px}.smart-review-card{min-height:460px}.smart-review-top{display:flex;justify-content:space-between;align-items:flex-start;gap:16px}.smart-review-top>div:first-child{display:flex;flex-direction:column;gap:5px}.smart-review-top small{color:var(--muted);font-size:10px}.mastery-pill{border:1px solid var(--line);background:#101017;border-radius:12px;padding:9px 11px;text-align:right}.mastery-pill span{display:block;font-size:7px;color:var(--muted);font-weight:900;letter-spacing:.1em}.mastery-pill strong{font-size:16px}.review-options{margin-bottom:12px}.review-typing{display:flex;gap:9px;margin:8px 0 14px}.review-typing input{flex:1;border:1px solid var(--line);background:#0d0d14;color:var(--text);border-radius:12px;padding:13px 14px;outline:0}.review-typing input:focus{border-color:rgba(122,92,255,.55)}.review-tf{max-width:620px;margin:0 auto 14px}.review-image-grid{margin-bottom:14px}.review-answer-row{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-top:14px;min-height:40px}.review-answer-row>span{color:#ffb0b9;font-size:12px;font-weight:800}.feedback.success{color:#a8e6cf;background:rgba(73,201,154,.08);border:1px solid rgba(73,201,154,.16)}.feedback.error{color:#ffabb5;background:rgba(255,107,122,.07);border:1px solid rgba(255,107,122,.14)}.review-queue-progress{display:flex;align-items:end;justify-content:space-between;gap:12px;margin:20px 0 8px}.review-queue-progress strong{font-size:26px}.review-queue-progress span{font-size:10px;color:var(--muted)}.review-bottom-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:16px;margin-top:16px}.panel-head>small{color:var(--muted);font-size:10px}.weak-list{display:flex;flex-direction:column;gap:8px;margin-top:14px}.weak-item{display:flex;justify-content:space-between;align-items:center;gap:12px;border:1px solid var(--line);background:#111119;border-radius:12px;padding:12px}.weak-item>div{display:flex;flex-direction:column;gap:4px;min-width:0}.weak-item strong{font-size:11px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.weak-item small{font-size:9px;color:var(--muted)}.weak-score{min-width:48px;border-radius:999px;padding:6px 8px;text-align:center;font-size:10px;font-weight:900;color:#ff9aa6;background:rgba(255,107,122,.08);border:1px solid rgba(255,107,122,.15)}.weak-score.good{color:#9ce2c8;background:rgba(73,201,154,.08);border-color:rgba(73,201,154,.15)}.review-bank-breakdown{display:flex;flex-direction:column;gap:8px;margin-top:14px}.bank-row{display:flex;justify-content:space-between;gap:12px;border-bottom:1px solid var(--line);padding:11px 0;color:var(--muted);font-size:11px}.bank-row strong{color:var(--text)}.review-empty{min-height:390px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center}.review-empty h3{margin:14px 0 6px}.review-empty p{max-width:480px;color:var(--muted);font-size:12px;line-height:1.6}.review-empty-mini{padding:16px;border:1px dashed #343246;border-radius:12px;color:var(--muted);font-size:10px;line-height:1.5}
@media(max-width:1000px){.review-kpi-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.review-bottom-grid{grid-template-columns:1fr}}
@media(max-width:760px){.review-title-row{align-items:flex-start}.review-filter-row{justify-content:flex-start}.review-kpi-grid{grid-template-columns:1fr 1fr}.smart-review-top{flex-direction:column}.mastery-pill{text-align:left}.review-typing{flex-direction:column}.review-typing .btn{width:100%}.review-answer-row{align-items:flex-start;flex-direction:column}.review-answer-row .btn{width:100%}.weak-item strong{white-space:normal}}

/* =============================
   LVL V0.6 — Learning Analytics
   ============================= */
.bar-chart div b{position:absolute;top:-22px;left:50%;transform:translateX(-50%);font-size:10px;color:var(--text);font-weight:700;white-space:nowrap}.stats-detail-grid{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(320px,.75fr);gap:16px;margin-top:16px}.course-performance-list,.session-list{display:grid;gap:10px}.course-performance-row{display:flex;align-items:center;gap:13px;padding:13px;border:1px solid var(--line);border-radius:14px;background:rgba(255,255,255,.015)}.course-performance-icon{width:38px;height:38px;border-radius:11px;display:grid;place-items:center;background:rgba(122,92,255,.12);font-size:11px;font-weight:800;flex:0 0 auto}.course-performance-main{min-width:0;flex:1}.course-performance-main>div:first-child{display:flex;align-items:flex-start;justify-content:space-between;gap:10px}.course-performance-main strong{font-size:13px}.course-performance-main small{display:block;color:var(--muted);font-size:10px;margin-top:3px}.course-performance-metrics{display:grid!important;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:10px}.course-performance-metrics span{font-size:9px;color:var(--muted);padding:7px 8px;border-radius:9px;background:rgba(255,255,255,.025)}.course-performance-metrics b{display:block;color:var(--text);font-size:12px;margin-bottom:2px}.session-row{display:grid;grid-template-columns:34px 1fr auto;align-items:center;gap:10px;padding:11px 0;border-bottom:1px solid var(--line)}.session-row:last-child{border-bottom:0}.session-kind{width:32px;height:32px;border-radius:9px;display:grid;place-items:center;background:rgba(122,92,255,.12);font-size:11px;font-weight:800}.session-row strong{display:block;font-size:12px}.session-row small{display:block;color:var(--muted);font-size:9px;margin-top:3px}.session-row>span:last-child{font-size:9px;color:var(--muted);text-align:right}.stats-empty{padding:24px 14px;border:1px dashed var(--line);border-radius:14px;text-align:center;color:var(--muted);font-size:11px}.stats-mastery-panel{margin-top:16px}.mastery-buckets{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.mastery-buckets>div{padding:14px;border:1px solid var(--line);border-radius:13px;background:rgba(255,255,255,.014)}.mastery-buckets span{display:block;color:var(--muted);font-size:9px;letter-spacing:.07em}.mastery-buckets strong{display:block;font-size:24px;margin:7px 0}.mastery-track{height:5px;border-radius:999px;background:rgba(255,255,255,.06);overflow:hidden}.mastery-track i{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--purple),var(--purple-2))}
@media(max-width:1050px){.stats-detail-grid{grid-template-columns:1fr}.course-performance-metrics{grid-template-columns:1fr 1fr 1fr}}
@media(max-width:620px){.mastery-buckets{grid-template-columns:1fr}.course-performance-metrics{grid-template-columns:1fr}.session-row{grid-template-columns:34px 1fr}.session-row>span:last-child{grid-column:2;text-align:left}}

/* =============================
   LVL V0.7 — Accounts & Profiles
   ============================= */
[hidden]{display:none!important}
body.auth-required{overflow:hidden}
body.auth-required .app-shell{display:none}
.auth-gate{position:fixed;inset:0;z-index:999;background:radial-gradient(circle at 18% 20%,rgba(122,92,255,.22),transparent 30%),radial-gradient(circle at 88% 75%,rgba(77,141,255,.10),transparent 28%),#09090e;display:grid;place-items:center;padding:28px;overflow:auto}
.auth-layout{width:min(1040px,100%);display:grid;grid-template-columns:1.05fr .95fr;border:1px solid var(--line);border-radius:28px;overflow:hidden;background:#0f0f16;box-shadow:0 30px 100px rgba(0,0,0,.42)}
.auth-brand-panel{padding:54px;background:radial-gradient(circle at 20% 10%,rgba(122,92,255,.28),transparent 35%),linear-gradient(145deg,#171426,#0e0e15);display:flex;flex-direction:column;justify-content:center;min-height:610px}
.auth-brand-mark{width:74px;height:74px;border-radius:22px;display:grid;place-items:center;background:linear-gradient(145deg,var(--purple),#5435de);font-size:22px;font-weight:950;letter-spacing:-1px;box-shadow:0 18px 50px rgba(122,92,255,.26);margin-bottom:28px}
.auth-brand-panel h1{font-size:42px;line-height:1.03;margin:10px 0 15px;max-width:520px;letter-spacing:-1.6px}.auth-brand-panel p{color:var(--muted);line-height:1.65;max-width:500px}.auth-feature-list{display:flex;flex-direction:column;gap:10px;margin-top:28px;color:#d5ceff;font-size:12px;font-weight:750}
.auth-card{padding:42px;display:flex;flex-direction:column;justify-content:center;background:linear-gradient(160deg,#12121a,#0e0e14)}
.auth-tabs{display:grid;grid-template-columns:1fr 1fr;gap:5px;padding:5px;background:#0b0b11;border:1px solid var(--line);border-radius:14px;margin-bottom:28px}.auth-tab{border:0;border-radius:10px;padding:11px;background:transparent;color:var(--muted);font-size:12px;font-weight:850;cursor:pointer}.auth-tab.active{background:#1a1826;color:#fff;box-shadow:inset 0 0 0 1px rgba(122,92,255,.18)}
.auth-form{display:none;flex-direction:column;gap:14px}.auth-form.active{display:flex}.auth-form-head{margin-bottom:6px}.auth-form-head h2{font-size:28px;margin:5px 0 6px}.auth-form-head p{margin:0;color:var(--muted);font-size:12px}.auth-form label,.account-field{display:flex;flex-direction:column;gap:7px;color:#beb9cb;font-size:10px;font-weight:850;letter-spacing:.05em;text-transform:uppercase}.auth-form input,.account-field input{border:1px solid var(--line);background:#0c0c12;color:var(--text);border-radius:12px;padding:13px 14px;outline:none;font-size:13px;text-transform:none;letter-spacing:0}.auth-form input:focus,.account-field input:focus{border-color:rgba(122,92,255,.62);box-shadow:0 0 0 3px rgba(122,92,255,.08)}.auth-submit{width:100%;margin-top:6px;padding:13px}.auth-feedback{min-height:20px;margin:14px 0 0;font-size:11px;color:var(--muted)}.auth-feedback.error{color:#ff9aa6}.auth-feedback.success{color:#9de0c7}.auth-prototype-note{display:block;margin-top:10px;padding-top:14px;border-top:1px solid var(--line);color:#6f6b7e;font-size:9px;line-height:1.5}
.user-pill{height:40px;border:1px solid var(--line);background:#12121a;border-radius:12px;padding:4px 10px 4px 5px;display:flex;align-items:center;gap:8px;cursor:pointer}.user-pill>span{width:29px;height:29px;border-radius:9px;background:#252236;display:grid;place-items:center;color:#d8d0ff;font-size:11px;font-weight:900}.user-pill strong{font-size:11px;max-width:90px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.profile-page-grid{display:grid;grid-template-columns:minmax(280px,.72fr) minmax(0,1.28fr);gap:16px}.account-profile-card{display:flex;align-items:center;gap:18px;min-height:210px}.account-avatar-large{width:86px;height:86px;border-radius:24px;display:grid;place-items:center;background:linear-gradient(145deg,#2a2347,#171520);border:1px solid rgba(122,92,255,.28);font-size:30px;font-weight:950;color:#d9d2ff;flex:0 0 auto}.account-profile-card h3{font-size:24px;margin:6px 0 5px}.account-profile-card p{margin:0 0 8px;color:var(--muted)}.account-profile-card small{color:#777284}.account-settings-card{min-height:210px}.account-settings-card .account-field{max-width:520px;margin-top:18px}.account-settings-card>.btn{margin-top:10px}.account-divider{height:1px;background:var(--line);margin:22px 0}.account-data-row{display:flex;align-items:center;justify-content:space-between;gap:18px}.account-data-row strong{font-size:12px}.account-data-row p{margin:5px 0 0;color:var(--muted);font-size:10px;line-height:1.5}.btn.danger{background:rgba(255,107,122,.08);border-color:rgba(255,107,122,.22);color:#ff9aa6}
.admin-nav[hidden]{display:none!important}
@media(max-width:900px){.auth-layout{grid-template-columns:1fr}.auth-brand-panel{min-height:auto;padding:34px}.auth-brand-panel h1{font-size:30px}.auth-feature-list{display:none}.auth-card{padding:32px}.profile-page-grid{grid-template-columns:1fr}}
@media(max-width:620px){.auth-gate{padding:0;display:block}.auth-layout{min-height:100vh;border:0;border-radius:0}.auth-brand-panel{padding:28px 22px 22px}.auth-brand-mark{width:56px;height:56px;border-radius:17px;margin-bottom:18px}.auth-brand-panel h1{font-size:26px}.auth-brand-panel p{font-size:12px}.auth-card{padding:26px 20px 34px}.user-pill strong{display:none}.user-pill{padding-right:5px}.account-profile-card{align-items:flex-start;flex-direction:column}.account-data-row{align-items:flex-start;flex-direction:column}.account-data-row .btn{width:100%}}


/* =====================================================
   LVL DESIGN V1 — locked visual direction
   Glow is tokenized. Set --glow-strength:0 to remove it.
   ===================================================== */
:root{
  --bg:#07080d;
  --bg-soft:#0a0b12;
  --panel:#0f1119;
  --panel-2:#131620;
  --panel-3:#171a25;
  --line:#232735;
  --line-strong:#303548;
  --text:#f7f8fc;
  --muted:#8f95a6;
  --purple:#8d4dff;
  --purple-2:#c06bff;
  --purple-deep:#4d1dad;
  --blue:#3c83ff;
  --green:#36c989;
  --yellow:#ffc329;
  --danger:#ff5f72;
  --orange:#ff7a32;
  --radius:16px;
  --glow-strength:1;
  --glow-purple:0 0 calc(38px * var(--glow-strength)) rgba(141,77,255,calc(.20 * var(--glow-strength)));
  --glow-purple-soft:0 0 calc(24px * var(--glow-strength)) rgba(141,77,255,calc(.11 * var(--glow-strength)));
  --glow-purple-strong:0 0 calc(58px * var(--glow-strength)) rgba(141,77,255,calc(.32 * var(--glow-strength)));
  --shadow:0 20px 70px rgba(0,0,0,.34);
}
body{background:
  radial-gradient(circle at 72% -8%,rgba(93,43,180,.09),transparent 31%),
  linear-gradient(180deg,#06070b,#080910 45%,#07080d);font-size:14px}
.app-shell{grid-template-columns:250px minmax(0,1fr)}
.sidebar{background:linear-gradient(180deg,rgba(6,7,11,.995),rgba(8,9,14,.985));border-right:1px solid #1b1f2a;padding:20px 14px 16px;box-shadow:12px 0 50px rgba(0,0,0,.16)}
.brand-row{gap:11px;padding:4px 9px 25px;border-bottom:1px solid #161a23;margin-bottom:14px}.brand-copy strong{font-size:21px;letter-spacing:.08em}.brand-copy span{font-size:8px;letter-spacing:.26em;color:#a7aabb}
.brand-mark.lvl-logo-mark{width:39px;height:39px;border-radius:10px;background:transparent;box-shadow:none;position:relative}.brand-mark.lvl-logo-mark:before,.brand-mark.lvl-logo-mark:after,.brand-mark.lvl-logo-mark span{content:"";position:absolute;inset:4px;border-style:solid;border-width:9px 7px 0;border-color:var(--purple) transparent transparent;transform:rotate(180deg);filter:drop-shadow(var(--glow-purple))}.brand-mark.lvl-logo-mark:after{inset:10px;border-width:6px 5px 0;border-top-color:#4e1dc2}.brand-mark.lvl-logo-mark span{inset:16px;border-width:3px 3px 0;border-top-color:#bd79ff}
.nav-list{gap:5px}.nav-item{min-height:43px;border-radius:10px;padding:10px 12px;font-size:12px;font-weight:650;color:#9aa0af}.nav-item:hover{background:#10121a}.nav-item.active{background:linear-gradient(90deg,rgba(101,38,190,.46),rgba(91,31,163,.14));box-shadow:inset 0 0 0 1px rgba(159,88,255,.22),var(--glow-purple);color:#fff}.nav-icon{width:24px;text-align:center;font-size:16px;color:#b7bac5}.nav-item.active .nav-icon{color:#d5b4ff}.nav-dot{display:none}
.sidebar-card{margin-top:18px}.streak-card{background:#0d0f16;border-color:#202431}.sidebar-card-row{display:flex;align-items:center;justify-content:space-between}.tiny-fire{font-size:13px}.streak-card strong{font-size:18px}
.sidebar-premium{margin-top:auto;padding:16px;border:1px solid rgba(150,73,255,.25);border-radius:14px;background:linear-gradient(145deg,rgba(81,22,145,.19),rgba(25,15,37,.58));box-shadow:var(--glow-purple);display:grid;gap:9px}.premium-icon{width:34px;height:34px;border-radius:10px;background:linear-gradient(145deg,#6b28cb,#a854ff);display:grid;place-items:center;color:white}.sidebar-premium strong{display:block;font-size:12px;margin-top:5px}.sidebar-premium small{display:block;color:#8d91a0;font-size:10px;line-height:1.45;margin-top:5px}.premium-btn{border:1px solid rgba(154,78,255,.35);background:rgba(80,22,143,.24);border-radius:9px;color:#cfa8ff;padding:9px;font-size:10px;font-weight:800;cursor:pointer}.sidebar-footer{padding-top:12px}.profile-chip{border-color:#202431;background:#0c0e14;border-radius:12px}.profile-chip .avatar{border-radius:50%;background:linear-gradient(145deg,#50336c,#232532)}
.main-content{padding:0 26px 50px;max-width:1700px;width:100%}.topbar{min-height:82px;border-bottom:1px solid rgba(255,255,255,.025);margin-bottom:18px}.topbar>div:first-of-type .eyebrow{display:none}.topbar h1{font-size:17px;font-weight:700;color:#d9dbe3}.top-actions{gap:8px}.calendar-pill,.xp-pill,.icon-btn,.user-pill{height:38px;border:1px solid #222633;background:#0e1017;border-radius:12px}.calendar-pill{color:#c9ccd6;padding:0 14px;cursor:pointer}.xp-pill{border-radius:12px;padding:0 12px;gap:7px}.xp-pill>span{color:#a95cff;font-size:15px}.xp-pill small{color:#73798a;font-size:9px}.user-pill{padding:4px 8px 4px 5px}.user-pill b{color:#777d8d;font-size:11px}.notification-btn{position:relative}.notification-btn i{position:absolute;width:7px;height:7px;border-radius:50%;background:var(--purple);top:5px;right:5px;box-shadow:var(--glow-purple)}
.home-welcome{display:flex;justify-content:space-between;align-items:flex-end;margin:4px 0 22px;padding:0 2px}.home-welcome h2{font-size:32px;letter-spacing:-.04em;margin:6px 0 3px}.home-welcome p{color:var(--muted);margin:0}.home-quick-badge{font-size:10px;color:#858b99;border:1px solid #1e2230;background:#0d0f16;border-radius:999px;padding:8px 12px}.pulse-dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--green);margin-right:6px;box-shadow:0 0 10px rgba(54,201,137,.5)}
.home-kpi-grid{display:grid;grid-template-columns:1.15fr 1.15fr 1fr;gap:14px}.home-kpi-card{min-height:196px;border:1px solid #242938;border-radius:16px;background:linear-gradient(145deg,#11141d,#0d0f16);padding:20px;position:relative;overflow:hidden;display:flex;align-items:stretch}.home-kpi-card:before{content:"";position:absolute;inset:0;background:linear-gradient(130deg,rgba(255,255,255,.018),transparent 50%);pointer-events:none}.kpi-copy{position:relative;z-index:2;flex:1}.kpi-copy h3{font-size:20px;margin:9px 0 10px;letter-spacing:-.02em}.kpi-copy p{color:var(--muted);font-size:11px;margin:5px 0}.kpi-copy>small{display:block;color:#767c8d;font-size:9px;margin-top:13px}.step-track{display:flex;align-items:center;gap:0;margin-top:18px}.step-track i{width:29px;height:29px;border-radius:50%;border:1px solid #3b4052;display:grid;place-items:center;font-style:normal;font-size:10px;color:#858b9c;position:relative}.step-track i:not(:last-child):after{content:"";position:absolute;width:20px;height:1px;background:#353a4a;left:28px}.step-track .done{background:linear-gradient(145deg,#7b36e2,#a451ff);border-color:#aa65ff;color:white;box-shadow:var(--glow-purple)}.step-track .done:not(:last-child):after{background:#7d3be1}.clipboard-visual{width:92px;position:relative}.clipboard-visual:before{content:"";position:absolute;width:70px;height:92px;border-radius:13px;border:2px solid rgba(142,76,255,.42);right:0;top:23px;transform:rotate(7deg);background:linear-gradient(145deg,rgba(95,39,169,.26),rgba(40,25,62,.1));box-shadow:var(--glow-purple)}.clipboard-visual:after{content:"✓  —\A ✓  —\A ○  —";white-space:pre;position:absolute;right:18px;top:50px;line-height:21px;color:#bba0ea;font-size:13px}.level-card{background:radial-gradient(circle at 85% 50%,rgba(113,42,209,.16),transparent 34%),linear-gradient(145deg,#11141d,#0d0f16)}.level-rank{display:inline-flex;padding:5px 8px;border-radius:999px;border:1px solid rgba(160,86,255,.28);background:rgba(116,43,208,.12);color:#cfa8ff;font-size:9px;font-weight:800}.xp-line{font-size:11px;color:#9da2b2;display:block;margin:14px 0 8px}.xp-line b{color:#fff}.level-card .progress{height:6px;width:67%}.hex-level{width:112px;height:124px;align-self:center;margin-left:8px;display:grid;place-items:center;clip-path:polygon(25% 6%,75% 6%,100% 50%,75% 94%,25% 94%,0 50%);background:linear-gradient(145deg,#8c3eff,#3f156f);box-shadow:var(--glow-purple-strong);position:relative}.hex-level:before{content:"";position:absolute;inset:9px;clip-path:inherit;background:linear-gradient(145deg,#30124f,#11121b)}.hex-level span{position:relative;font-size:41px;font-weight:900}.streak-home-card{align-items:center}.streak-home-card h3{font-size:26px}.week-dots{display:flex;gap:9px;margin-top:21px}.week-dots span{display:grid;gap:5px;text-align:center;color:#777d8c;font-size:8px}.week-dots i{width:26px;height:26px;border-radius:50%;display:grid;place-items:center;font-style:normal;border:1px solid #3a3f50;color:white}.week-dots span:not(:last-child) i{background:linear-gradient(145deg,#873be8,#a551ff);border-color:#a45aff;box-shadow:var(--glow-purple)}
.course-section-head{margin-top:25px}.section-head h3{font-size:18px}.home-course-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.visual-course-card{padding:0;background:#0f1118;border-color:#242938;border-radius:15px;min-width:0}.visual-course-card:hover{transform:translateY(-2px);border-color:#3b4052;box-shadow:0 14px 42px rgba(0,0,0,.28),var(--glow-purple)}.visual-course-card:after{display:none}.course-cover{height:105px;position:relative;overflow:hidden;border-bottom:1px solid #272c3a;display:flex;align-items:flex-end;padding:12px;background:#151823}.course-cover:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 75% 15%,color-mix(in srgb,var(--accent) 34%,transparent),transparent 40%),linear-gradient(135deg,color-mix(in srgb,var(--accent) 18%,#11131b),#0c0f16)}.cover-pattern{position:absolute;inset:0;opacity:.25;background-image:linear-gradient(135deg,transparent 45%,rgba(255,255,255,.05) 46% 47%,transparent 48%),linear-gradient(45deg,transparent 45%,rgba(255,255,255,.03) 46% 47%,transparent 48%);background-size:28px 28px}.cover-nl .cover-pattern:after{content:"NL";position:absolute;right:14px;top:8px;font-size:52px;font-weight:950;color:rgba(255,255,255,.055)}.cover-html .cover-pattern:after{content:"</>";position:absolute;right:12px;top:12px;font-size:42px;font-weight:950;color:rgba(255,255,255,.055)}.cover-js .cover-pattern:after{content:"JS";position:absolute;right:14px;top:10px;font-size:49px;font-weight:950;color:rgba(255,255,255,.055)}.cover-math .cover-pattern:after{content:"∑";position:absolute;right:20px;top:3px;font-size:62px;font-weight:950;color:rgba(255,255,255,.055)}.course-cover .course-icon{position:relative;z-index:2;margin:0;width:43px;height:43px;border-radius:11px;background:linear-gradient(145deg,color-mix(in srgb,var(--accent) 80%,#fff 4%),color-mix(in srgb,var(--accent) 56%,#000));color:white;border:0;box-shadow:0 8px 20px color-mix(in srgb,var(--accent) 22%,transparent)}.cover-badge{position:absolute;z-index:2;right:10px;bottom:10px;border:1px solid rgba(255,255,255,.09);background:rgba(6,8,12,.62);backdrop-filter:blur(8px);border-radius:999px;padding:5px 8px;color:#b5bac8;font-size:8px}.course-body{padding:14px}.visual-course-card .course-meta{font-size:8px}.visual-course-card h4{font-size:16px;margin:6px 0 4px}.visual-course-card p{font-size:10px;min-height:30px;margin:0;color:#8d92a1}.visual-course-card .progress{margin-top:12px;height:5px}.next-lesson{display:grid;grid-template-columns:1fr auto;grid-template-areas:'small btn' 'strong btn';align-items:center;margin-top:11px;gap:2px 8px}.next-lesson small{grid-area:small;color:#6f7584;font-size:8px}.next-lesson strong{grid-area:strong;font-size:9px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.next-lesson button{grid-area:btn;width:30px;height:30px;border-radius:50%;border:1px solid #303546;background:#11141c;color:#d7d9e1;font-size:18px;cursor:pointer}.accent-yellow{--accent:var(--yellow)}
.home-bottom-grid{display:grid;grid-template-columns:1.05fr 1.15fr .95fr;gap:12px;margin-top:14px}.home-bottom-grid .panel{padding:16px;border-radius:15px;background:#0f1118;border-color:#242938}.home-bottom-grid .panel-head h3{font-size:14px}.review-preview-list{display:grid;gap:8px;margin-top:13px}.review-preview-list button{display:grid;grid-template-columns:34px 1fr auto 15px;gap:9px;align-items:center;background:#11141d;border:1px solid #202532;border-radius:10px;padding:9px;text-align:left}.review-preview-list button>span:nth-child(2){display:grid}.review-preview-list strong{font-size:10px}.review-preview-list small{font-size:8px;color:#777d8c;margin-top:3px}.review-preview-list em{font-style:normal;font-size:7px;border:1px solid rgba(255,87,114,.22);background:rgba(255,87,114,.08);color:#ff8c9b;border-radius:999px;padding:5px 7px}.review-preview-list em.medium{border-color:rgba(255,195,41,.22);background:rgba(255,195,41,.08);color:#ffd25b}.review-preview-list em.low{border-color:rgba(60,131,255,.22);background:rgba(60,131,255,.08);color:#81adff}.mini-course-icon{width:30px;height:30px;border-radius:8px;display:grid;place-items:center;font-size:8px;font-weight:900;background:#242838}.mini-course-icon.nl{color:#d7b5ff}.mini-course-icon.js{background:#3a3010;color:#ffd53f}.mini-course-icon.math{background:#0d3130;color:#47d2b5}.snapshot-metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:7px;margin-top:15px}.snapshot-metrics div{border-right:1px solid #232735;padding-right:7px}.snapshot-metrics div:last-child{border-right:0}.snapshot-metrics span,.snapshot-metrics small{display:block;color:#717787;font-size:8px}.snapshot-metrics strong{font-size:14px;display:block;margin:4px 0}.snapshot-metrics small{color:#67cc8b}.mini-bars{height:78px;display:flex;gap:7px;align-items:flex-end;margin-top:15px;border-bottom:1px solid #242938}.mini-bars i{flex:1;max-width:18px;background:linear-gradient(180deg,#ab60ff,#6828bb);border-radius:3px 3px 0 0;box-shadow:var(--glow-purple)}.achievement-list{display:grid;gap:12px;margin-top:14px}.achievement-list>div{display:grid;grid-template-columns:31px 1fr auto;gap:9px;align-items:center}.achievement-list i{width:31px;height:31px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(145deg,#1f1830,#11131a);border:1px solid rgba(153,79,255,.24);color:#c996ff;font-style:normal}.achievement-list span{display:grid}.achievement-list strong{font-size:10px}.achievement-list small{font-size:8px;color:#777d8c;margin-top:3px}.achievement-list b{font-size:9px;color:#f6c544}
.panel,.review-card,.challenge-card,.stat-card,.course-detail-hero,.lesson-shell,.builder-shell{border-color:#242938!important;background-color:#0f1118!important}
.btn.primary{background:linear-gradient(135deg,#8a3ff2,#6a28d1);box-shadow:var(--glow-purple)}
.btn:hover{transform:translateY(-1px)}
.progress{background:#252936}.progress span{background:linear-gradient(90deg,#7d3ce1,#c15dff);box-shadow:0 0 calc(14px * var(--glow-strength)) rgba(160,76,255,calc(.25 * var(--glow-strength)))}
/* easy glow rollback */
body.glow-off{--glow-strength:0}
body.glow-soft{--glow-strength:.45}

@media(max-width:1250px){.home-kpi-grid{grid-template-columns:1fr 1fr}.streak-home-card{grid-column:1/-1}.home-course-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.home-bottom-grid{grid-template-columns:1fr 1fr}.achievements-panel{grid-column:1/-1}.calendar-pill{display:none}}
@media(max-width:850px){.home-kpi-grid,.home-bottom-grid{grid-template-columns:1fr}.streak-home-card,.achievements-panel{grid-column:auto}.home-welcome{align-items:flex-start;flex-direction:column;gap:10px}.home-quick-badge{display:none}.home-course-grid{grid-template-columns:1fr 1fr}.hex-level{width:94px;height:104px}.sidebar-premium{display:none}}
@media(max-width:560px){.main-content{padding-inline:12px}.home-welcome h2{font-size:26px}.home-kpi-card{min-height:174px;padding:16px}.home-course-grid{grid-template-columns:1fr}.topbar{min-height:68px}.topbar h1{font-size:14px}.home-bottom-grid{gap:10px}.week-dots{gap:6px}.week-dots i{width:23px;height:23px}.clipboard-visual{display:none}.level-card .progress{width:100%}.hex-level{width:84px;height:94px}.course-cover{height:92px}.review-preview-list button{grid-template-columns:31px 1fr 14px}.review-preview-list em{display:none}}


/* =========================================================
   LVL DESIGN V1.1 — LESSON EXPERIENCE
   Visual shell only. Lesson Engine logic remains unchanged.
   ========================================================= */
body.lesson-mode .topbar{display:none}
body.lesson-mode .main-content{padding-top:0;padding-left:0;padding-right:0;max-width:none}
body.lesson-mode .lesson-view{max-width:none;margin:0}
.lesson-workspace{min-height:100vh;background:radial-gradient(circle at 76% 2%,rgba(125,55,225,.075),transparent 28%),#080a10}
.lesson-coursebar{height:70px;padding:0 24px;display:flex;align-items:center;justify-content:space-between;gap:18px;border-bottom:1px solid #1f2330;background:rgba(7,9,14,.88);backdrop-filter:blur(16px);position:sticky;top:0;z-index:20}
.lesson-course-identity{display:flex;align-items:center;gap:10px;min-width:0}.lesson-course-identity>span:nth-of-type(2){display:grid;gap:2px;min-width:0}.lesson-course-identity small{font-size:7px;letter-spacing:.14em;color:#73798b;font-weight:900}.lesson-course-identity strong{font-size:12px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.lesson-course-identity>b{font-size:10px;color:#6d7382}.lesson-icon-back{width:34px;height:34px;border-radius:10px;border:1px solid #252a38;background:#0e1118;color:#c7cbd5;cursor:pointer;font-size:16px}.lesson-course-icon{width:32px;height:32px;border-radius:9px;display:grid!important;place-items:center;background:linear-gradient(145deg,#7d36e8,#461a9d);color:#fff;font-size:9px;font-weight:950;box-shadow:var(--glow-purple)}
.lesson-session-strip{display:flex;align-items:center;gap:10px}.lesson-session-strip>span{min-height:37px;border-left:1px solid #252a38;padding:0 13px;display:grid;grid-template-columns:auto auto;grid-template-areas:'i strong' 'i small';align-items:center;column-gap:7px}.lesson-session-strip>span:first-child{border-left:0}.lesson-session-strip i{grid-area:i;font-style:normal;color:#a859ff}.lesson-session-strip strong{grid-area:strong;font-size:11px}.lesson-session-strip small{grid-area:small;color:#6f7586;font-size:7px}.lesson-session-status{display:flex!important;align-items:center!important;gap:7px!important;color:#7f8595;font-size:9px}.lesson-session-status i{width:7px;height:7px;border-radius:50%;background:var(--green);box-shadow:0 0 11px rgba(54,201,137,.55)}
.lesson-main-grid{display:grid;grid-template-columns:minmax(0,1fr) 310px;min-height:calc(100vh - 70px)}.lesson-primary{padding:24px 26px 34px;min-width:0;border-right:1px solid #1e2230}.lesson-breadcrumb{color:#656c7c;font-size:9px;margin-bottom:15px}.lesson-breadcrumb b{color:#3f4554;margin:0 6px}.lesson-v1-header{display:grid;grid-template-columns:minmax(0,1fr) 210px;gap:24px;align-items:end;margin-bottom:20px}.lesson-title-line{display:flex;align-items:center;gap:8px}.lesson-title-line .eyebrow{color:#af65ff}.lesson-level-pill{font-size:8px;font-weight:900;border:1px solid rgba(161,84,255,.3);background:rgba(118,43,202,.12);color:#cb98ff;border-radius:999px;padding:4px 7px}.lesson-v1-header h2{font-size:28px;letter-spacing:-.035em;margin:7px 0 6px}.lesson-v1-header p{color:#838999;font-size:11px;line-height:1.5;margin:0;max-width:640px}.lesson-header-progress{display:grid;gap:8px}.lesson-header-progress>span{font-size:9px;color:#7d8393;text-align:right}.lesson-header-progress b{color:#e5e7ed}.lesson-thin-progress{height:5px;background:#242936;border-radius:999px;overflow:hidden}.lesson-thin-progress i{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,#7635d8,#bb5cff);box-shadow:var(--glow-purple)}
.lesson-activity-card{border:1px solid #242938;border-radius:17px;background:linear-gradient(145deg,#10131b,#0c0f15);overflow:hidden;box-shadow:0 18px 55px rgba(0,0,0,.20)}.lesson-block-kicker{height:52px;padding:0 17px;display:flex;align-items:center;gap:10px;border-bottom:1px solid #232735;background:#0d1017}.lesson-block-kicker>span{width:27px;height:27px;border-radius:8px;display:grid;place-items:center;background:linear-gradient(145deg,#6f2fd2,#9e4fff);font-size:9px;font-weight:950;box-shadow:var(--glow-purple)}.lesson-block-kicker>div{display:grid;gap:1px}.lesson-block-kicker small{color:#626979;font-size:7px;font-weight:900;letter-spacing:.1em}.lesson-block-kicker strong{font-size:10px;color:#c6cad4}.lesson-block-kicker em{margin-left:auto;font-style:normal;font-size:8px;color:#73798a;border:1px solid #272c39;border-radius:999px;padding:5px 8px}
.lesson-v1-stage{min-height:455px;max-width:1060px;padding:32px 34px 34px}.lesson-v1-stage .activity-head{text-align:left;max-width:none;width:100%;margin:0 0 25px}.lesson-v1-stage .activity-head h3{font-size:24px;letter-spacing:-.025em;margin:5px 0 7px}.lesson-v1-stage .activity-head p{margin:0;max-width:760px;font-size:11px}.lesson-v1-stage .question-copy{text-align:left;max-width:780px;margin:0 0 17px;font-size:15px}.lesson-v1-stage .activity-confirm{align-self:flex-end}
.lesson-v1-stage .audio-list,.lesson-v1-stage .lesson-options,.lesson-v1-stage .activity-feedback,.lesson-v1-stage .flashcard-deck,.lesson-v1-stage .memory-grid{max-width:none}.lesson-v1-stage .audio-row{background:#11151e;border-color:#292e3d;border-radius:12px;padding:14px 15px}.lesson-v1-stage .audio-row strong{font-size:15px}.lesson-v1-stage .audio-btn{background:#171b25;border-color:#303646}.lesson-v1-stage .primary-audio{background:linear-gradient(135deg,rgba(132,61,238,.34),rgba(91,35,171,.3));border-color:rgba(166,88,255,.36)}
.lesson-v1-stage .lesson-options{grid-template-columns:1fr;gap:8px}.lesson-v1-stage .lesson-options button{position:relative;min-height:48px;background:#10141c;border-color:#292e3c;padding:12px 14px 12px 46px;border-radius:11px;font-size:11px}.lesson-v1-stage .lesson-options button:before{content:attr(data-choice);position:absolute;left:13px;top:50%;transform:translateY(-50%);width:22px;height:22px;border-radius:50%;border:1px solid #3b4151;display:grid;place-items:center;color:#8f95a5;font-size:8px;font-weight:900}.lesson-v1-stage .lesson-options button:hover{border-color:#5d3b83;background:#141622}.lesson-v1-stage .lesson-options button.correct{border-color:rgba(54,201,137,.45);background:rgba(54,201,137,.075)}.lesson-v1-stage .lesson-options button.wrong{border-color:rgba(255,95,114,.45);background:rgba(255,95,114,.065)}
.lesson-v1-stage .activity-feedback{background:#0d1118;border-color:#252a38;border-radius:10px;font-size:10px}.lesson-v1-stage .concept-copy{max-width:none}.lesson-v1-stage .concept-chips{max-width:none}.lesson-v1-stage .flash-front,.lesson-v1-stage .flash-back{border-color:#2a3040;background:linear-gradient(145deg,#171a25,#10131a)}.lesson-v1-stage .flash-back{background:linear-gradient(145deg,rgba(119,48,211,.22),#11131a)}.lesson-v1-stage .code-pane,.lesson-v1-stage .preview-pane{border-radius:12px;border-color:#292f3d}.lesson-v1-stage .code-pane-head{background:#11151d}.lesson-v1-stage .memory-card{background:#11151d;border-color:#292e3c}.lesson-v1-stage .memory-cover{background:linear-gradient(145deg,#291a43,#151721)}
.lesson-v1-footer{min-height:76px;margin-top:14px;padding:12px 0;display:grid;grid-template-columns:160px 1fr 210px;align-items:center;gap:15px}.lesson-v1-footer>.btn{min-height:42px}.lesson-step-map{display:grid;justify-items:center;gap:7px}.lesson-step-map>span{font-size:8px;color:#686f80}.lesson-step-map .lesson-dots{display:flex;gap:5px}.lesson-step-map .lesson-dots button{width:24px;height:24px;border:0;background:transparent;padding:0}.lesson-step-map .lesson-dots i{width:19px;height:19px;border-radius:50%;display:grid;place-items:center;border:1px solid #303646;color:#6c7383;font-style:normal;font-size:7px}.lesson-step-map .lesson-dots .active i{border-color:#9a51fb;color:#cf9fff;box-shadow:var(--glow-purple)}.lesson-step-map .lesson-dots .done i{background:#7133d1;border-color:#9a4ff2;color:#fff}
.lesson-rail{padding:24px 17px;background:#090b11;display:flex;flex-direction:column;gap:12px}.lesson-rail-card{border:1px solid #232836;border-radius:14px;background:linear-gradient(145deg,#10131a,#0c0f15);padding:15px}.lesson-rail-head{display:flex;align-items:flex-start;justify-content:space-between;gap:10px}.lesson-rail-head h3{font-size:12px;margin:4px 0 0}.lesson-rail-head>b{font-size:10px;color:#8e94a5}.lesson-progress-ring{--p:0;width:102px;height:102px;margin:18px auto;border-radius:50%;display:grid;place-items:center;background:conic-gradient(#a34fff calc(var(--p)*1%),#242936 0);position:relative;box-shadow:var(--glow-purple)}.lesson-progress-ring:before{content:"";position:absolute;inset:8px;border-radius:50%;background:#0e1118}.lesson-progress-ring>div{position:relative;text-align:center;display:grid}.lesson-progress-ring strong{font-size:20px}.lesson-progress-ring small{font-size:7px;color:#717888}.lesson-mini-metrics{display:grid;grid-template-columns:repeat(3,1fr);margin-top:17px;padding-top:14px;border-top:1px solid #252a37}.lesson-mini-metrics div{display:grid;justify-items:center;gap:3px;border-right:1px solid #252a37}.lesson-mini-metrics div:last-child{border-right:0}.lesson-mini-metrics span{color:#a554ff}.lesson-mini-metrics small{font-size:6px;color:#6e7584}.lesson-mini-metrics strong{font-size:10px}
.lesson-mission-list{display:grid;gap:5px;margin-top:12px}.lesson-mission-list>div{display:grid;grid-template-columns:29px 1fr;gap:9px;align-items:center;padding:8px;border-radius:9px}.lesson-mission-list>div:hover{background:#11151e}.lesson-mission-list i{width:27px;height:27px;border-radius:50%;display:grid;place-items:center;font-style:normal;font-size:8px;border:1px solid #343a49;color:#798091;background:#11141b}.lesson-mission-list .done i{background:rgba(54,201,137,.12);border-color:rgba(54,201,137,.32);color:#65d69e}.lesson-mission-list span{display:grid;gap:2px}.lesson-mission-list strong{font-size:9px}.lesson-mission-list small{font-size:7px;color:#6f7685}.lesson-next-card{display:grid;gap:10px}.lesson-next-card>.eyebrow{color:#a95aff}.lesson-next-visual{height:68px;border-radius:11px;border:1px solid rgba(148,73,255,.22);background:radial-gradient(circle at 25% 40%,rgba(143,58,241,.28),transparent 36%),linear-gradient(135deg,#1c1330,#0f1119);display:grid;place-items:center}.lesson-next-visual span{width:32px;height:32px;border-radius:10px;display:grid;place-items:center;background:linear-gradient(145deg,#7d35df,#9d4fff);box-shadow:var(--glow-purple)}.lesson-next-card small{font-size:7px;color:#9b68c3}.lesson-next-card h3{font-size:12px;margin:3px 0 4px}.lesson-next-card p{font-size:8px;line-height:1.45;color:#777e8e;margin:0}
.lesson-complete-workspace{display:grid;grid-template-rows:70px 1fr}.lesson-complete-v1{align-self:center;justify-self:center;max-width:760px;width:calc(100% - 40px);margin:35px auto;border:1px solid rgba(147,72,255,.3);border-radius:21px;padding:46px 38px;text-align:center;background:radial-gradient(circle at 50% 0%,rgba(129,49,224,.22),transparent 37%),linear-gradient(145deg,#13101d,#0d1017);box-shadow:var(--glow-purple-strong),0 24px 80px rgba(0,0,0,.35)}.lesson-complete-chest{width:98px;height:76px;margin:0 auto 22px;border-radius:20px 20px 14px 14px;display:grid;place-items:center;background:linear-gradient(145deg,#6d29c9,#32104f);border:1px solid rgba(198,113,255,.34);box-shadow:var(--glow-purple-strong);position:relative}.lesson-complete-chest:before{content:"";position:absolute;left:9px;right:9px;top:18px;height:3px;background:#aa5cff}.lesson-complete-chest span{font-size:25px;color:#e1baff}.lesson-complete-v1 h2{font-size:32px;margin:8px 0}.lesson-complete-v1>p{color:#818797;font-size:11px}.lesson-complete-reward{max-width:330px;margin:25px auto;display:flex;align-items:center;justify-content:center;gap:12px;padding:16px;border:1px solid rgba(160,78,255,.28);border-radius:13px;background:rgba(104,34,182,.13)}.lesson-complete-reward small{font-size:7px;color:#8a70a0}.lesson-complete-reward strong{font-size:25px;color:#d199ff}.lesson-complete-reward span{color:#bd6dff}.lesson-complete-summary{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin:0 auto 25px}.lesson-complete-summary>div{border:1px solid #242938;border-radius:11px;padding:12px;background:#0e1117;display:grid;gap:5px}.lesson-complete-summary small{font-size:7px;color:#696f7f}.lesson-complete-summary strong{font-size:10px}
@media(max-width:1180px){.lesson-main-grid{grid-template-columns:minmax(0,1fr) 270px}.lesson-primary{padding-inline:18px}.lesson-rail{padding-inline:12px}.lesson-v1-header{grid-template-columns:1fr}.lesson-header-progress{max-width:300px}.lesson-header-progress>span{text-align:left}}
@media(max-width:980px){body.lesson-mode .main-content{padding-left:0}.lesson-main-grid{grid-template-columns:1fr}.lesson-primary{border-right:0}.lesson-rail{display:grid;grid-template-columns:1fr 1fr;padding:0 18px 25px}.lesson-next-card{grid-column:1/-1}.lesson-coursebar{padding-left:18px}.lesson-session-status{display:none!important}}
@media(max-width:700px){.lesson-coursebar{height:62px;padding:0 12px}.lesson-course-identity>span:nth-of-type(2),.lesson-course-identity>b,.lesson-session-strip>span:nth-child(2){display:none}.lesson-session-strip>span{padding-inline:8px}.lesson-main-grid{min-height:calc(100vh - 62px)}.lesson-primary{padding:15px 12px 22px}.lesson-v1-header h2{font-size:23px}.lesson-v1-stage{padding:23px 15px;min-height:400px}.lesson-v1-footer{grid-template-columns:1fr 1fr}.lesson-step-map{grid-column:1/-1;grid-row:1}.lesson-v1-footer #lessonPrev{grid-column:1}.lesson-v1-footer #lessonNext{grid-column:2}.lesson-rail{grid-template-columns:1fr;padding:0 12px 22px}.lesson-next-card{grid-column:auto}.lesson-complete-summary{grid-template-columns:1fr}.lesson-complete-v1{padding:36px 18px}.lesson-complete-v1 h2{font-size:27px}}
@media(max-width:820px){
  .app-shell{grid-template-columns:1fr}
  body.lesson-mode .main-content{width:100%;min-width:0}
}

/* =========================================
   LVL DESIGN V1.2 — STUDIO / COURSE BUILDER
   ========================================= */
#view-admin{max-width:1540px;margin:0 auto}.admin-studio-heading{margin:10px 0 18px;padding:0;display:flex;align-items:flex-end;justify-content:space-between;gap:24px}.admin-studio-title h2{font-size:31px;letter-spacing:-.035em;margin:5px 0 7px}.admin-studio-title p{margin:0;color:#777e8e;font-size:11px}.admin-heading-actions{display:flex;align-items:center;gap:10px}.admin-heading-actions .btn.primary{min-height:40px;border-radius:11px;padding:10px 15px;box-shadow:var(--glow-purple)}.admin-heading-actions .btn.primary span{font-size:14px}.save-indicator{display:flex;align-items:center;gap:7px;border:1px solid #242a37;background:#0f1218;border-radius:10px;padding:9px 11px;color:#747b89;font-size:8px;font-weight:900;letter-spacing:.08em;text-transform:uppercase}.save-indicator i{width:6px;height:6px;border-radius:50%;background:#48c792;box-shadow:0 0 10px rgba(72,199,146,.45)}.save-indicator.saving i{background:var(--yellow)}
.admin-overview-strip{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;margin-bottom:12px}.admin-overview-strip article{min-height:78px;border:1px solid #222735;border-radius:14px;background:linear-gradient(145deg,#10131a,#0c0f15);padding:13px 14px;display:flex;align-items:center;gap:12px;position:relative;overflow:hidden}.admin-overview-strip article:after{content:"";position:absolute;width:80px;height:80px;border-radius:50%;right:-35px;bottom:-50px;background:rgba(134,65,238,.12);filter:blur(12px)}.admin-overview-icon{width:37px;height:37px;border-radius:10px;display:grid;place-items:center;font-size:12px;font-weight:950;flex:0 0 auto}.admin-overview-icon.purple{background:rgba(137,69,238,.14);border:1px solid rgba(160,86,255,.26);color:#ba7bff}.admin-overview-icon.blue{background:rgba(66,130,255,.11);border:1px solid rgba(76,139,255,.24);color:#7eacff}.admin-overview-icon.green{background:rgba(72,199,146,.10);border:1px solid rgba(72,199,146,.22);color:#72d5ae}.admin-overview-strip article>div{display:grid;gap:1px}.admin-overview-strip small{font-size:7px;color:#626979;font-weight:900;letter-spacing:.12em}.admin-overview-strip strong{font-size:20px;line-height:1.05}.admin-overview-strip em{font-style:normal;font-size:7px;color:#777e8d}.admin-studio-status{border-color:rgba(130,67,226,.22)!important;background:radial-gradient(circle at 80% 20%,rgba(128,50,220,.14),transparent 40%),linear-gradient(145deg,#11131b,#0d1016)!important}.studio-live-dot{width:37px;height:37px;border-radius:11px;border:1px solid rgba(143,74,235,.26);display:grid;place-items:center;background:#15101f;position:relative}.studio-live-dot:before{content:"";width:9px;height:9px;border-radius:50%;background:#a853ff;box-shadow:0 0 16px rgba(168,83,255,.8)}
.builder-studio-shell{grid-template-columns:260px minmax(0,1fr);min-height:730px;border-radius:17px;border-color:#232836;background:#0a0d12;box-shadow:0 28px 80px rgba(0,0,0,.28),var(--glow-purple-soft);overflow:hidden}.builder-rail{padding:17px 12px;background:linear-gradient(180deg,#0b0e14,#090b10);border-right-color:#202531}.builder-library-head{display:flex;align-items:center;justify-content:space-between;padding:2px 5px 13px}.builder-library-head>div{display:grid;gap:3px}.builder-library-head strong{font-size:12px}.builder-library-head>small{width:26px;height:26px;border-radius:8px;display:grid;place-items:center;background:#151923;border:1px solid #282e3d;color:#aab0bf;font-size:8px;font-weight:900}.builder-search-fake{height:35px;border:1px solid #222835;border-radius:9px;background:#0f1218;display:flex;align-items:center;gap:8px;padding:0 10px;margin-bottom:12px;color:#5e6575}.builder-search-fake span{font-size:13px}.builder-search-fake em{font-style:normal;font-size:8px}.builder-course-list{gap:6px}.builder-course-item{position:relative;width:100%;min-height:58px;border-radius:10px;padding:8px 8px;gap:9px;display:grid;grid-template-columns:36px minmax(0,1fr) auto;align-items:center;border:1px solid transparent}.builder-course-item:hover{background:#11151d}.builder-course-item.active{background:linear-gradient(90deg,rgba(124,50,216,.17),rgba(124,50,216,.035));border-color:rgba(161,86,255,.22);box-shadow:inset 3px 0 #8d43e9}.builder-mini-icon,.builder-course-avatar{background:linear-gradient(145deg,#7133d1,#9a4ff6);border:1px solid rgba(182,105,255,.26);box-shadow:0 8px 22px rgba(96,39,158,.16)}.builder-icon-blue{background:linear-gradient(145deg,#2657ad,#4c89ff)!important;border-color:rgba(98,157,255,.25)!important}.builder-icon-green{background:linear-gradient(145deg,#197754,#3fc28d)!important;border-color:rgba(87,213,165,.25)!important}.builder-course-copy{min-width:0;display:grid;gap:3px}.builder-course-copy strong{font-size:10px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.builder-course-copy small{font-size:7px;color:#626979}.builder-course-state{display:flex;align-items:center;gap:4px;font-size:6px;font-weight:950;letter-spacing:.08em;color:#6a7080}.builder-course-state i{width:5px;height:5px;border-radius:50%;background:#555c6b}.builder-course-state.live{color:#5fd39f}.builder-course-state.live i{background:#4dcd95;box-shadow:0 0 8px rgba(77,205,149,.46)}.builder-rail-foot{margin-top:auto;border-top:1px solid #202531;padding:14px 6px 4px;display:grid;grid-template-columns:26px 1fr;gap:8px;color:#777e8d}.builder-rail-foot>span{width:25px;height:25px;border-radius:8px;display:grid;place-items:center;background:#17111f;color:#a856ff}.builder-rail-foot>div{display:grid;gap:2px}.builder-rail-foot strong{font-size:8px}.builder-rail-foot small{font-size:7px;line-height:1.4;color:#5f6675}.builder-rail{display:flex;flex-direction:column}.builder-main{padding:0;background:radial-gradient(circle at 88% 6%,rgba(126,54,215,.075),transparent 26%),#0c0f15}
.builder-course-head{min-height:88px;padding:16px 20px;border-bottom:1px solid #212633;background:rgba(12,15,21,.82);align-items:center}.builder-course-identity{display:flex;align-items:center;gap:12px;min-width:0}.builder-course-avatar{width:45px;height:45px;border-radius:12px;display:grid;place-items:center;font-size:11px;font-weight:950;flex:0 0 auto}.builder-title-group{min-width:0}.builder-inline-title{margin-top:2px;gap:8px}.builder-inline-title input{font-size:20px;line-height:1.15;letter-spacing:-.03em;width:min(42vw,540px)}.builder-course-subline{display:block;margin-top:4px;color:#5f6675;font-size:7px}.draft-pill{display:inline-flex;align-items:center;gap:5px;padding:4px 7px;background:#11151c;border-color:#292f3c;color:#777e8c;font-size:6px}.draft-pill i{width:5px;height:5px;border-radius:50%;background:#646b79}.draft-pill.published{color:#65d29f;border-color:rgba(72,199,146,.24);background:rgba(72,199,146,.06)}.draft-pill.published i{background:#4dcc95;box-shadow:0 0 8px rgba(77,204,149,.4)}.builder-toolbar .btn{min-height:35px;padding:8px 11px;border-radius:9px;font-size:8px}.builder-toolbar .btn span{margin-right:5px}.icon-danger{width:35px;height:35px;border-radius:9px;background:#10131a;border-color:#2c2630;color:#aa6571;font-size:16px}.builder-settings-grid{grid-template-columns:1fr .48fr .58fr 1.2fr;gap:8px;margin:0;padding:14px 20px;border-bottom:1px solid #202531;background:#0e1117}.builder-settings-grid label span,.editor-label span,.lesson-fields span,.block-fields label>span{font-size:7px;color:#646b7a;letter-spacing:.11em}.builder-settings-grid input,.builder-settings-grid select,.editor-label input,.lesson-fields input,.block-fields input,.block-fields textarea,.add-block-wrap select{background:#0b0e13;border-color:#242a37;border-radius:9px;padding:9px 10px;font-size:9px}.builder-settings-grid input:focus,.builder-settings-grid select:focus,.editor-label input:focus,.lesson-fields input:focus,.block-fields input:focus,.block-fields textarea:focus{border-color:rgba(154,76,244,.45);box-shadow:0 0 0 3px rgba(142,65,231,.05)}.curriculum-head{margin:0;padding:17px 20px 11px;background:#0c0f15}.curriculum-head h3{font-size:15px}.builder-workspace{grid-template-columns:minmax(285px,31%) minmax(0,1fr);gap:0;min-height:520px;border-top:1px solid #191e28}.curriculum-tree{padding:14px;border-right:1px solid #202531;background:#0a0d12;gap:8px}.curriculum-module{border-color:#222835;background:#0d1016;border-radius:11px}.curriculum-module.active{border-color:rgba(144,70,231,.32);box-shadow:0 0 0 1px rgba(129,54,209,.06)}.curriculum-module-top{padding:10px;background:#10141b}.curriculum-module-top small{font-size:6px;color:#686f7e}.curriculum-module-top strong{font-size:9px}.curriculum-module-top b{min-width:24px;text-align:center;font-size:7px;border-color:#292f3d;border-radius:7px;color:#7e8594}.curriculum-lessons{padding:5px}.curriculum-lesson{padding:7px;border-radius:8px;gap:7px}.curriculum-lesson>span{width:21px;height:21px;border-radius:7px;background:#161a22;font-size:7px}.curriculum-lesson strong{font-size:8px}.curriculum-lesson small{font-size:6px}.curriculum-lesson.active{border-color:rgba(154,78,242,.24);background:rgba(126,48,207,.08)}.curriculum-lesson.active>span{background:#4f217f;color:#d49dff}.curriculum-add-lesson{border-color:#282f3c;border-radius:8px;padding:8px;font-size:7px;color:#727987}.lesson-editor{padding:14px;background:#0d1016}.builder-inspector,.editor-card{border-color:#222835;background:linear-gradient(145deg,#10131a,#0c0f15);border-radius:13px;padding:16px}.builder-studio-inspector{min-height:440px}.inspector-hero{padding:4px 2px 13px;border-bottom:1px solid #222735}.inspector-hero h3{font-size:22px;margin:5px 0 6px}.inspector-hero p{margin:0;color:#707786;font-size:9px}.builder-kpis{gap:7px;margin:14px 0}.builder-kpis div{position:relative;border-color:#232936;background:#0b0e13;border-radius:10px;padding:12px;text-align:left}.builder-kpis .kpi-dot{width:7px;height:7px;border-radius:50%;position:absolute;right:10px;top:10px}.kpi-dot.purple{background:#9e4fff;box-shadow:0 0 8px rgba(158,79,255,.55)}.kpi-dot.blue{background:#4c8dff}.kpi-dot.green{background:#4dcc95}.builder-kpis strong{font-size:20px}.builder-kpis span:last-child{font-size:6px;color:#686f7e}.builder-readiness{border:1px solid #222835;background:#0b0e13;border-radius:11px;padding:13px;margin-bottom:9px}.builder-readiness>div>span{display:flex;align-items:end;justify-content:space-between}.builder-readiness small{font-size:6px;color:#666d7c;letter-spacing:.1em}.builder-readiness strong{font-size:13px}.builder-readiness .progress{height:5px;margin-top:7px;background:#1e2330}.builder-readiness .progress i{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,#7d34dc,#aa59ff);box-shadow:var(--glow-purple)}.builder-readiness ul{list-style:none;padding:10px 0 0;margin:8px 0 0;border-top:1px solid #1e2430;display:grid;gap:7px}.builder-readiness li{display:flex;align-items:center;gap:7px;color:#606777;font-size:7px}.builder-readiness li i{width:16px;height:16px;border-radius:5px;border:1px solid #2d3341;display:grid;place-items:center;font-style:normal;font-size:6px}.builder-readiness li.done{color:#8e96a6}.builder-readiness li.done i{background:rgba(72,199,146,.09);border-color:rgba(72,199,146,.22);color:#62d1a0}.studio-tip{display:grid;grid-template-columns:29px 1fr;gap:9px;border-color:rgba(141,68,231,.18);background:rgba(117,42,194,.055)}.studio-tip>span{width:28px;height:28px;border-radius:8px;background:#1a1124;color:#a952ff;display:grid;place-items:center}.studio-tip strong{font-size:8px}.studio-tip p{font-size:7px;line-height:1.5}
.lesson-editor-card{padding:14px}.lesson-editor-head{padding:2px 2px 12px;border-bottom:1px solid #232835}.lesson-editor-head h3{font-size:18px;margin:4px 0 2px}.lesson-editor-head small{font-size:7px;color:#626979}.lesson-editor-head .btn{font-size:7px}.lesson-fields{grid-template-columns:1fr 105px 75px;gap:7px;margin:11px 0 2px}.blocks-head{margin:18px 0 9px;align-items:end}.blocks-head h4{font-size:14px;margin:3px 0 2px}.blocks-head>div>small{display:block;font-size:7px;color:#616877}.add-block-wrap select{min-width:160px;padding:7px 9px;font-size:8px}.add-block-wrap .btn{font-size:7px;padding:8px 10px}.block-stack{gap:7px}.block-editor{border-color:#222835;background:#0b0e13;border-radius:10px;transition:.18s}.block-editor:hover{border-color:#303746}.block-editor-top{min-height:42px;padding:7px 8px;background:#10141b;border-bottom-color:#202632}.block-editor-top>div:first-child{gap:7px}.block-number{width:20px;height:20px;border-radius:6px;background:#181622;color:#a789bf;font-size:6px}.block-type-icon{width:26px;height:26px;border-radius:7px;display:grid;place-items:center;background:linear-gradient(145deg,#4d2178,#792eb3);color:#e5c7ff;border:1px solid rgba(164,81,236,.22);font-size:7px;font-weight:950}.block-type-code .block-type-icon{background:linear-gradient(145deg,#163f50,#12647c);color:#97eaff}.block-type-audio .block-type-icon,.block-type-video .block-type-icon{background:linear-gradient(145deg,#472260,#7e2d91)}.block-type-final .block-type-icon{background:linear-gradient(145deg,#1c573f,#21825a);color:#a8f0cf}.block-title-copy{display:grid;gap:1px}.block-title-copy strong{font-size:8px}.block-title-copy small{font-size:5px;color:#5d6473;letter-spacing:.1em}.block-editor-actions{display:flex;gap:4px}.block-move,.block-delete{width:23px;height:23px;border-radius:6px;background:#0c0f14;border-color:#252b37;font-size:8px}.block-fields{gap:6px;padding:8px}.block-fields textarea{min-height:58px}.builder-empty-section{border-color:#282e3b;border-radius:10px;padding:24px;font-size:8px;background:#0b0e13}.editor-actions{margin-top:11px}.editor-actions .btn{font-size:7px;padding:8px 10px}
@media(max-width:1180px){.admin-overview-strip{grid-template-columns:repeat(2,1fr)}.builder-studio-shell{grid-template-columns:225px 1fr}.builder-settings-grid{grid-template-columns:1fr 1fr}.builder-settings-grid .span-2{grid-column:span 1}.builder-workspace{grid-template-columns:280px 1fr}.builder-inline-title input{width:min(40vw,470px)}}
@media(max-width:920px){.builder-studio-shell{grid-template-columns:1fr}.builder-rail{border-right:0;border-bottom:1px solid #202531}.builder-course-list{display:grid;grid-auto-flow:column;grid-auto-columns:220px;overflow:auto}.builder-rail-foot{display:none}.builder-workspace{grid-template-columns:1fr}.curriculum-tree{border-right:0;border-bottom:1px solid #202531}.admin-studio-heading{align-items:flex-start;flex-direction:column}.admin-heading-actions{width:100%;justify-content:space-between}.builder-course-head{align-items:flex-start;flex-direction:column}.builder-toolbar{width:100%;flex-wrap:wrap}.builder-inline-title input{width:100%;min-width:0}}
@media(max-width:650px){.admin-overview-strip{grid-template-columns:1fr 1fr}.admin-overview-strip article{min-height:70px;padding:10px}.admin-studio-title h2{font-size:25px}.builder-main{min-width:0}.builder-settings-grid{grid-template-columns:1fr}.builder-course-identity{align-items:flex-start}.builder-course-avatar{width:39px;height:39px}.builder-inline-title{align-items:flex-start}.builder-inline-title input{font-size:18px}.builder-toolbar .btn{flex:1}.curriculum-head{align-items:flex-start}.lesson-fields{grid-template-columns:1fr 1fr}.lesson-fields label:first-child{grid-column:1/-1}.blocks-head{align-items:flex-start;flex-direction:column}.add-block-wrap{width:100%}.add-block-wrap select{flex:1;min-width:0}.block-fields{grid-template-columns:1fr}.block-fields .wide{grid-column:auto}.builder-kpis{grid-template-columns:repeat(3,1fr)}}


/* =============================
   LVL Design V1.3 — Course Discovery & Journey
   ============================= */
.catalog-hero{min-height:250px;border:1px solid #272d3d;border-radius:24px;padding:34px 38px;display:grid;grid-template-columns:minmax(0,1fr) 230px;align-items:center;gap:28px;background:radial-gradient(circle at 86% 46%,rgba(122,92,255,.28),transparent 32%),linear-gradient(135deg,#151724,#0e1118 70%);overflow:hidden;position:relative;box-shadow:0 18px 60px rgba(0,0,0,.22),var(--glow-purple)}
.catalog-hero:after{content:"";position:absolute;right:-80px;top:-90px;width:280px;height:280px;border:1px solid rgba(164,141,255,.1);border-radius:50%;box-shadow:0 0 0 35px rgba(164,141,255,.025),0 0 0 75px rgba(164,141,255,.018)}
.catalog-hero h2{font-size:38px;letter-spacing:-1.3px;margin:8px 0 12px}.catalog-hero p{max-width:670px;color:#9298a8;line-height:1.65;margin:0}.catalog-hero p strong{color:#d7d0ff}.catalog-hero-orb{position:relative;z-index:2;justify-self:center;width:160px;height:160px;border-radius:50%;display:grid;place-items:center;align-content:center;background:radial-gradient(circle at 38% 28%,#9e8aff,#6b4df4 38%,#34256f 75%,#161622);border:1px solid rgba(194,181,255,.34);box-shadow:0 0 48px rgba(122,92,255,.28)}.catalog-hero-orb span{font-size:34px;font-weight:950;letter-spacing:-2px}.catalog-hero-orb small{font-size:8px;letter-spacing:.16em;color:#dad3ff;margin-top:2px}
.catalog-toolbar{display:grid;grid-template-columns:auto minmax(280px,1fr) auto;align-items:center;gap:12px;margin:24px 0 12px}.catalog-tabs{display:flex;padding:4px;border:1px solid #282d3a;background:#0e1118;border-radius:12px}.catalog-tab{border:0;background:transparent;color:#858b9a;padding:9px 12px;border-radius:9px;font-size:11px;font-weight:850;cursor:pointer}.catalog-tab.active{background:#1b1c28;color:#fff;box-shadow:inset 0 0 0 1px #303548}.catalog-tab span{display:inline-grid;place-items:center;min-width:20px;height:20px;margin-left:5px;padding:0 5px;border-radius:999px;background:#252737;color:#b8adff;font-size:9px}.catalog-search{height:44px;display:flex;align-items:center;gap:10px;border:1px solid #282d3a;background:#0f1219;border-radius:12px;padding:0 13px}.catalog-search span{color:#707788;font-size:18px}.catalog-search input{width:100%;border:0;outline:0;background:transparent;color:var(--text);font-size:11px}.catalog-search input::placeholder{color:#646b79}.catalog-filters{margin:0 0 22px}.catalog-result-head{display:flex;justify-content:space-between;align-items:end;gap:16px;margin-bottom:14px}.catalog-result-head h3{margin:3px 0 0;font-size:19px}.catalog-result-head>small{color:#72798a;font-size:10px}
.catalog-grid .visual-course-card{display:flex;flex-direction:column}.catalog-grid .course-body{display:flex;flex-direction:column;flex:1}.catalog-grid .course-body>p{min-height:45px}.catalog-card-actions{display:grid;grid-template-columns:1fr auto;gap:8px;margin-top:13px}.catalog-card-actions .btn{padding:9px 11px;font-size:10px}.catalog-card-actions .journey-btn{width:36px;padding:0;display:grid;place-items:center}.catalog-badges{display:flex;align-items:center;gap:6px;flex-wrap:wrap;margin-bottom:8px}.catalog-badge{border:1px solid #303545;background:#131722;color:#9ba2b3;border-radius:999px;padding:4px 7px;font-size:7px;font-weight:850;letter-spacing:.05em}.catalog-badge.enrolled{border-color:rgba(73,201,154,.28);background:rgba(73,201,154,.07);color:#8ed8bd}.catalog-badge.premium{border-color:rgba(241,199,91,.28);background:rgba(241,199,91,.07);color:#e4c46e}.course-card.catalog-card{cursor:default}.course-card.catalog-card .course-cover,.course-card.catalog-card h4{cursor:pointer}
.home-course-empty{grid-column:1/-1;min-height:205px;border:1px dashed #303646;border-radius:18px;background:linear-gradient(145deg,rgba(20,22,31,.76),rgba(12,15,21,.72));display:grid;grid-template-columns:58px 1fr auto;align-items:center;gap:18px;padding:24px}.home-course-empty .empty-mark{width:58px;height:58px;border-radius:17px;display:grid;place-items:center;background:linear-gradient(145deg,#30275a,#171927);border:1px solid #3a3653;color:#a997ff;font-weight:950}.home-course-empty h4{margin:0 0 6px;font-size:16px}.home-course-empty p{margin:0;color:#858c9b;font-size:10px;line-height:1.6}.home-course-grid .visual-course-card{min-width:0}
.course-journey-menu{position:absolute;right:10px;top:10px;z-index:5;width:31px;height:31px;border-radius:10px;border:1px solid rgba(255,255,255,.1);background:rgba(7,9,13,.65);backdrop-filter:blur(8px);color:#c5cada;cursor:pointer;display:grid;place-items:center}.course-journey-menu:hover{background:#1a1c26}
.course-detail-v13{display:grid;gap:18px}.course-breadcrumbs{display:flex;gap:7px;align-items:center;color:#6f7686;font-size:9px;margin:2px 0 12px}.course-breadcrumbs button{border:0;background:transparent;color:#9184db;padding:0;cursor:pointer}.course-detail-v13 .course-detail-hero{min-height:310px;grid-template-columns:minmax(0,1fr) 300px;padding:34px;background:radial-gradient(circle at 85% 36%,color-mix(in srgb,var(--course-accent) 23%,transparent),transparent 32%),linear-gradient(135deg,#151722,#0d1017 72%);position:relative;overflow:hidden}.course-detail-v13 .course-detail-hero:after{content:"";position:absolute;right:-100px;bottom:-145px;width:330px;height:330px;border-radius:50%;border:1px solid color-mix(in srgb,var(--course-accent) 22%,transparent);box-shadow:0 0 0 42px color-mix(in srgb,var(--course-accent) 4%,transparent),0 0 0 88px color-mix(in srgb,var(--course-accent) 2%,transparent)}.course-detail-v13 h2{font-size:38px;letter-spacing:-1.3px;margin:8px 0 10px}.course-detail-v13 .course-detail-copy{position:relative;z-index:2}.course-detail-tags{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:10px}.course-detail-tags span{border:1px solid #303646;border-radius:999px;padding:5px 8px;color:#a3aabb;font-size:8px;background:rgba(12,15,21,.65)}.course-detail-actions{display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin-top:22px}.course-detail-actions .btn{min-width:148px}.remove-journey-btn{border:0;background:transparent;color:#7d8391;font-size:9px;cursor:pointer;padding:9px}.remove-journey-btn:hover{color:#ff8996}.course-visual-card{position:relative;z-index:2;align-self:stretch;border:1px solid color-mix(in srgb,var(--course-accent) 28%,#2a2e3b);border-radius:20px;background:linear-gradient(155deg,color-mix(in srgb,var(--course-accent) 13%,#171923),#0d1017);display:flex;flex-direction:column;justify-content:space-between;padding:20px;overflow:hidden}.course-visual-card:before{content:"";position:absolute;inset:0;background:linear-gradient(135deg,transparent 42%,rgba(255,255,255,.035) 43% 44%,transparent 45%);background-size:24px 24px;opacity:.45}.course-visual-icon{position:relative;width:74px;height:74px;border-radius:21px;display:grid;place-items:center;background:linear-gradient(145deg,var(--course-accent),color-mix(in srgb,var(--course-accent) 55%,#06070b));font-size:21px;font-weight:950;box-shadow:0 18px 42px color-mix(in srgb,var(--course-accent) 23%,transparent)}.course-visual-card>div:last-child{position:relative}.course-visual-card small{display:block;color:#7f8798;font-size:8px;letter-spacing:.08em}.course-visual-card strong{display:block;font-size:22px;margin-top:5px}.course-detail-stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;margin-top:18px}.course-detail-stat{border:1px solid #282e3c;border-radius:13px;padding:11px;background:rgba(12,15,21,.68)}.course-detail-stat span{display:block;color:#72798a;font-size:8px}.course-detail-stat strong{display:block;font-size:13px;margin-top:3px}.course-detail-body{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:16px}.curriculum-panel{border:1px solid #252b39;border-radius:20px;background:#0f1219;padding:20px}.curriculum-panel .section-head{margin:0 0 14px}.curriculum-panel .module-list{margin-top:0}.course-side-card{position:sticky;top:102px;align-self:start;border:1px solid #272d3b;border-radius:20px;background:linear-gradient(155deg,#151821,#0f1218);padding:18px}.course-side-card h4{margin:6px 0 15px}.course-side-list{display:grid;gap:10px}.course-side-list div{display:flex;justify-content:space-between;gap:12px;padding-bottom:10px;border-bottom:1px solid #262b37;font-size:10px}.course-side-list span{color:#777f90}.course-side-list strong{color:#dce0ea}.course-side-card .btn{width:100%;margin-top:15px}.course-progress-caption{display:flex;justify-content:space-between;gap:12px;color:#7c8494;font-size:9px;margin:8px 0 0}.course-detail-v13 .module{background:#11151d;border-color:#282e3c}.course-detail-v13 .module-top{align-items:center}.course-detail-v13 .module-top>strong{font-size:9px;color:#858da0;border:1px solid #303645;border-radius:999px;padding:5px 8px}.course-detail-v13 .lesson-row{border:1px solid transparent;background:#0c0f15}.course-detail-v13 .lesson-row:hover:not(.locked){border-color:#313849;background:#11151e}.course-detail-v13 .lesson-row span:first-child{display:flex;flex-direction:column;align-items:flex-start;gap:2px}.course-detail-v13 .lesson-row small{font-size:8px;color:#676e7d}.journey-toast{position:fixed;right:22px;bottom:22px;z-index:1000;border:1px solid #343a4b;background:#141821;color:#e7e9ef;padding:12px 15px;border-radius:13px;box-shadow:0 18px 55px rgba(0,0,0,.35),var(--glow-purple);font-size:10px;font-weight:750;animation:journeyIn .24s ease}.journey-toast b{color:#a997ff}@keyframes journeyIn{from{transform:translateY(8px);opacity:0}to{transform:none;opacity:1}}
@media(max-width:1050px){.catalog-hero{grid-template-columns:1fr 160px}.catalog-hero-orb{width:130px;height:130px}.catalog-toolbar{grid-template-columns:1fr 1fr}.catalog-admin-create{grid-column:1/-1;justify-self:start}.course-detail-body{grid-template-columns:1fr}.course-side-card{position:static}.course-detail-v13 .course-detail-hero{grid-template-columns:1fr 230px}.course-detail-stats{grid-template-columns:1fr 1fr}}
@media(max-width:760px){.catalog-hero{grid-template-columns:1fr;padding:24px}.catalog-hero-orb{display:none}.catalog-hero h2{font-size:30px}.catalog-toolbar{grid-template-columns:1fr}.catalog-tabs{width:max-content}.home-course-empty{grid-template-columns:48px 1fr}.home-course-empty .empty-mark{width:48px;height:48px}.home-course-empty .btn{grid-column:1/-1;width:100%}.course-detail-v13 .course-detail-hero{grid-template-columns:1fr;padding:22px}.course-visual-card{min-height:180px}.course-detail-v13 h2{font-size:30px}.course-detail-stats{grid-template-columns:1fr 1fr}.course-detail-actions .btn{width:100%}.remove-journey-btn{width:100%}.course-detail-body{gap:10px}.curriculum-panel{padding:14px}}


/* ==========================================================
   LVL Design V1.4–V1.6 — Student Area, Premium & Final Polish
   ========================================================== */
:focus-visible{outline:2px solid #b66cff;outline-offset:3px}
.auth-link-btn{width:100%;border:0;background:transparent;color:#a99bcf;font-size:10px;font-weight:800;cursor:pointer;padding:10px 0 0}.auth-link-btn:hover{color:#dcc7ff}.auth-form#recoveryForm{display:none}.auth-form#recoveryForm.active{display:grid}.auth-form#recoveryForm.active~.auth-prototype-note{display:block}
.notification-wrap{position:relative}.notification-popover{position:absolute;right:0;top:46px;width:min(360px,calc(100vw - 30px));border:1px solid #2a3040;background:#10131a;border-radius:15px;padding:10px;box-shadow:0 22px 70px rgba(0,0,0,.45),var(--glow-purple);z-index:80}.notification-popover[hidden]{display:none}.notif-head{display:flex;justify-content:space-between;align-items:center;padding:7px 7px 10px}.notif-head strong{font-size:12px}.notif-list{display:grid;gap:6px}.notif-item{display:grid;grid-template-columns:34px 1fr;gap:9px;padding:10px;border:1px solid #222936;background:#0d1016;border-radius:11px}.notif-item i{width:33px;height:33px;border-radius:10px;display:grid;place-items:center;background:#171226;color:#b86cff;font-style:normal}.notif-item strong{font-size:9px}.notif-item small{display:block;color:#717989;font-size:8px;line-height:1.45;margin-top:2px}.notif-empty{padding:22px;text-align:center;color:#737b8c;font-size:9px}
.challenge-hero-v16,.achievement-hero-v16,.profile-hero-v16,.premium-hero-v16,.learning-pulse{border:1px solid #282e3e;border-radius:22px;background:radial-gradient(circle at 86% 45%,rgba(131,63,235,.22),transparent 34%),linear-gradient(140deg,#151824,#0d1017 72%);box-shadow:0 18px 58px rgba(0,0,0,.22),var(--glow-purple-soft)}
.challenge-hero-v16,.achievement-hero-v16{padding:30px 34px;display:grid;grid-template-columns:1fr 210px;align-items:center;gap:22px}.challenge-hero-v16 h2,.achievement-hero-v16 h2,.premium-hero-v16 h2{font-size:34px;letter-spacing:-1.1px;margin:7px 0 10px}.challenge-hero-v16 p,.achievement-hero-v16 p,.premium-hero-v16 p{color:#9097a7;font-size:11px;line-height:1.65;margin:0;max-width:650px}.challenge-hero-score,.achievement-total{justify-self:end;width:180px;height:130px;border:1px solid rgba(166,91,255,.24);border-radius:18px;background:rgba(25,17,36,.72);display:grid;place-items:center;align-content:center;box-shadow:var(--glow-purple-soft)}.challenge-hero-score small,.achievement-total small{font-size:7px;letter-spacing:.13em;color:#8f86aa}.challenge-hero-score strong,.achievement-total strong{font-size:38px;margin:3px 0;color:#efe7ff}.challenge-hero-score span,.achievement-total span{font-size:8px;color:#767d8c}.challenge-tabs,.achievement-filter-row{display:flex;gap:7px;margin:20px 0 14px;flex-wrap:wrap}.challenge-grid-v16{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:13px}.challenge-card-v16{border:1px solid #272d3a;background:linear-gradient(150deg,#12151d,#0d1016);border-radius:17px;padding:18px;display:flex;flex-direction:column;min-height:245px;position:relative;overflow:hidden}.challenge-card-v16.featured{background:radial-gradient(circle at 90% 12%,rgba(137,66,239,.2),transparent 32%),linear-gradient(150deg,#171423,#0e1017);border-color:rgba(152,79,244,.28)}.challenge-card-v16.completed{border-color:rgba(73,201,154,.22)}.challenge-card-v16:before{content:"";position:absolute;width:140px;height:140px;border-radius:50%;background:var(--challenge-color,#8b4aff);filter:blur(65px);opacity:.08;right:-50px;top:-50px}.challenge-top{display:flex;justify-content:space-between;align-items:center;gap:8px;position:relative}.challenge-type{font-size:7px;font-weight:900;letter-spacing:.12em;color:#a68dbf}.challenge-state{font-size:7px;border:1px solid #303646;border-radius:999px;padding:4px 7px;color:#7c8493}.challenge-card-v16 h3{font-size:18px;margin:16px 0 7px;position:relative}.challenge-card-v16 p{font-size:9px;color:#7f8797;line-height:1.55;margin:0;position:relative}.challenge-progress{margin-top:auto;padding-top:18px;position:relative}.challenge-progress-line{display:flex;justify-content:space-between;color:#747c8b;font-size:8px;margin-bottom:6px}.challenge-reward{display:flex;justify-content:space-between;align-items:center;margin-top:12px}.challenge-reward strong{color:#c99bff;font-size:10px}.challenge-reward .btn{padding:8px 11px;font-size:9px}.challenge-reward .claimed{color:#57c99a;font-size:8px;font-weight:850}.challenge-empty{grid-column:1/-1;padding:36px;border:1px dashed #303645;border-radius:17px;text-align:center;color:#777f8f}
.learning-pulse{padding:18px 20px;margin:0 0 14px;display:grid;grid-template-columns:minmax(0,1fr) 110px 1.2fr;align-items:center;gap:18px}.learning-pulse h3{margin:4px 0 5px;font-size:18px}.learning-pulse p{margin:0;color:#777f8f;font-size:9px}.pulse-ring{width:94px;height:94px;border-radius:50%;display:grid;place-items:center;align-content:center;background:radial-gradient(circle,#10131a 59%,transparent 60%),conic-gradient(#9550ff var(--pulse,0%),#262c39 0);box-shadow:var(--glow-purple-soft)}.pulse-ring span{font-size:26px;font-weight:950}.pulse-ring small{font-size:8px;color:#737b8b}.pulse-factors{display:grid;grid-template-columns:repeat(3,1fr);gap:7px}.pulse-factor{border:1px solid #262d3a;background:#0d1016;border-radius:11px;padding:10px}.pulse-factor span{display:block;color:#747b8b;font-size:7px}.pulse-factor strong{display:block;font-size:14px;margin-top:2px}.stats-history-grid{margin-top:14px}.study-heatmap{display:grid;grid-template-columns:repeat(7,1fr);gap:6px;margin-top:15px}.heat-cell{aspect-ratio:1;border-radius:5px;background:#171b24;border:1px solid #202632;position:relative}.heat-cell[data-level="1"]{background:rgba(129,68,218,.22)}.heat-cell[data-level="2"]{background:rgba(139,70,235,.38)}.heat-cell[data-level="3"]{background:rgba(150,76,247,.57);box-shadow:var(--glow-purple-soft)}.heat-cell[data-level="4"]{background:#9b4eff;box-shadow:var(--glow-purple)}.full-history-panel select{background:#0c0f15;color:#bcc1ce;border:1px solid #2a303e;border-radius:8px;padding:7px;font-size:8px}.full-history-list{display:grid;gap:6px;margin-top:13px;max-height:330px;overflow:auto}.history-row-v16{display:grid;grid-template-columns:34px 1fr auto;align-items:center;gap:9px;padding:9px;border:1px solid #222936;background:#0c0f15;border-radius:10px}.history-row-v16>i{width:31px;height:31px;border-radius:9px;display:grid;place-items:center;background:#171b24;color:#a960ff;font-style:normal;font-size:9px}.history-row-v16 strong{font-size:9px}.history-row-v16 small{display:block;color:#676f7e;font-size:7px;margin-top:2px}.history-row-v16>span{font-size:7px;color:#737b8c}
.profile-hero-v16{padding:24px 26px;display:grid;grid-template-columns:1.4fr .75fr .8fr;gap:14px;align-items:center}.profile-identity{display:flex;align-items:center;gap:15px}.profile-identity h2{font-size:25px;margin:3px 0}.profile-identity p{margin:0;color:#8a91a1;font-size:10px}.profile-identity small{color:#616979;font-size:8px}.profile-level-card,.profile-plan-card{border:1px solid #2a3040;background:#0d1016;border-radius:14px;padding:14px}.profile-level-card>span,.profile-plan-card>span{font-size:7px;color:#6e7686;letter-spacing:.12em}.profile-level-card strong,.profile-plan-card strong{display:block;font-size:17px;margin-top:4px}.profile-level-card small,.profile-plan-card small{display:block;color:#8a91a0;font-size:8px;margin:2px 0 9px}.profile-level-card .progress{height:5px}.profile-plan-card .btn{margin-top:3px;width:100%}.profile-tabs-v16{display:flex;gap:5px;margin:16px 0 12px;padding:4px;border:1px solid #242a37;border-radius:12px;background:#0d1016;width:max-content;max-width:100%;overflow:auto}.profile-tab{border:0;background:transparent;color:#7d8493;border-radius:8px;padding:8px 12px;font-size:9px;font-weight:850;cursor:pointer}.profile-tab.active{background:#1a1e28;color:#fff}.profile-tab-panel{display:none}.profile-tab-panel.active{display:block}.profile-snapshot-metrics{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:13px}.profile-snapshot-metrics>div{border:1px solid #262c39;background:#0c0f15;border-radius:11px;padding:12px}.profile-snapshot-metrics span{display:block;color:#707888;font-size:7px}.profile-snapshot-metrics strong{display:block;font-size:16px;margin-top:3px}.profile-form-panel{max-width:900px}.settings-grid-v16{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:15px 0}.settings-grid-v16 label{display:grid;gap:6px;color:#8b93a3;font-size:8px}.settings-grid-v16 input,.settings-grid-v16 select{border:1px solid #2a303e;background:#0b0e14;color:#e7e9ee;border-radius:10px;padding:10px}.toggle-list-v16{display:grid;margin-top:12px}.toggle-list-v16 label{display:grid;grid-template-columns:1fr 42px;align-items:center;gap:15px;padding:13px 0;border-bottom:1px solid #242a36;cursor:pointer}.toggle-list-v16 strong{font-size:10px}.toggle-list-v16 small{display:block;color:#6f7787;font-size:8px;margin-top:3px}.toggle-list-v16 input{display:none}.toggle-list-v16 i{width:38px;height:22px;border-radius:999px;background:#252b37;position:relative;transition:.2s}.toggle-list-v16 i:after{content:"";position:absolute;width:16px;height:16px;border-radius:50%;background:#777e8d;top:3px;left:3px;transition:.2s}.toggle-list-v16 input:checked+i{background:#5f2ea6;box-shadow:var(--glow-purple-soft)}.toggle-list-v16 input:checked+i:after{left:19px;background:#d4b2ff}.data-action-list{display:grid;margin-top:12px}.data-action-list>div{display:flex;justify-content:space-between;gap:18px;align-items:center;padding:14px 0;border-bottom:1px solid #242a36}.data-action-list strong{font-size:10px}.data-action-list small{display:block;color:#6f7787;font-size:8px;margin-top:3px}.status-pill{border:1px solid #303746;border-radius:999px;padding:5px 8px;font-size:7px;font-weight:900}.status-pill.verified{border-color:rgba(73,201,154,.25);color:#6fd1a8;background:rgba(73,201,154,.07)}
.achievement-summary-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin:14px 0}.achievement-summary-grid>div{border:1px solid #272d3a;background:#0f1218;border-radius:13px;padding:13px}.achievement-summary-grid span{display:block;color:#71798a;font-size:7px}.achievement-summary-grid strong{font-size:20px;display:block;margin-top:3px}.achievement-gallery{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.achievement-card-v16{border:1px solid #272d3a;background:linear-gradient(150deg,#12151d,#0d1016);border-radius:16px;padding:17px;min-height:190px;display:grid;grid-template-rows:auto 1fr auto;gap:10px}.achievement-card-v16.unlocked{border-color:rgba(157,80,255,.3);background:radial-gradient(circle at 90% 5%,rgba(149,75,246,.16),transparent 32%),linear-gradient(150deg,#151421,#0d1016);box-shadow:var(--glow-purple-soft)}.achievement-card-v16.locked{filter:saturate(.55);opacity:.72}.achievement-medal{width:48px;height:48px;border-radius:15px;display:grid;place-items:center;background:#191d27;border:1px solid #2b3240;font-size:20px}.achievement-card-v16.unlocked .achievement-medal{background:linear-gradient(145deg,#7c35da,#a851ff);border-color:#a25cff;box-shadow:var(--glow-purple)}.achievement-card-v16 h3{font-size:14px;margin:0 0 5px}.achievement-card-v16 p{font-size:8px;color:#777f8f;line-height:1.5;margin:0}.achievement-footer{display:flex;justify-content:space-between;align-items:center;font-size:7px;color:#747c8b}.achievement-footer b{color:#bf91ff}.achievement-progress-mini{height:4px;background:#242a36;border-radius:999px;overflow:hidden;margin-top:8px}.achievement-progress-mini i{display:block;height:100%;background:linear-gradient(90deg,#7e35db,#ac59ff);border-radius:inherit}
.premium-hero-v16{padding:38px;display:grid;grid-template-columns:1fr 270px;align-items:center;gap:30px;overflow:hidden}.premium-wordmark{font-size:9px;font-weight:900;letter-spacing:.14em;color:#d8b1ff}.premium-hero-actions{display:flex;gap:8px;margin:20px 0 8px}.premium-hero-v16>div:first-child>small{color:#6d7585;font-size:8px}.premium-gem{justify-self:center;width:205px;height:205px;clip-path:polygon(50% 0,91% 25%,100% 70%,50% 100%,0 70%,9% 25%);background:radial-gradient(circle at 37% 20%,#ca8fff,#8d3be4 40%,#3f1769 74%,#17101e);display:grid;place-items:center;align-content:center;filter:drop-shadow(0 0 32px rgba(154,77,255,.38))}.premium-gem span{font-size:38px;font-weight:950}.premium-gem small{font-size:7px;letter-spacing:.17em}.premium-comparison{display:grid;grid-template-columns:1fr 1fr;gap:13px;margin:15px 0}.premium-comparison article{border:1px solid #292f3d;background:#0f1218;border-radius:18px;padding:22px}.premium-comparison article.featured{border-color:rgba(161,82,255,.36);background:radial-gradient(circle at 90% 5%,rgba(145,69,237,.16),transparent 28%),#12101a;box-shadow:var(--glow-purple-soft)}.premium-comparison article>span{font-size:8px;color:#8c829d;letter-spacing:.12em}.premium-comparison h3{font-size:20px;margin:7px 0}.premium-comparison article>strong{font-size:25px}.premium-comparison ul{list-style:none;padding:14px 0 0;margin:14px 0 0;border-top:1px solid #282e3a;display:grid;gap:9px;color:#b5bac6;font-size:9px}.premium-comparison li.muted{color:#565e6c}.premium-comparison .btn{margin-top:16px}.premium-faq{margin-top:13px}.faq-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:14px}.faq-grid>div{border:1px solid #252b38;background:#0c0f15;border-radius:12px;padding:13px}.faq-grid strong{font-size:9px}.faq-grid p{color:#737b8b;font-size:8px;line-height:1.5;margin:5px 0 0}
.modal-backdrop{position:fixed;inset:0;background:rgba(4,5,8,.76);backdrop-filter:blur(9px);z-index:200;display:grid;place-items:center;padding:18px}.modal-backdrop[hidden]{display:none}.modal-card{width:min(470px,100%);border:1px solid #303748;background:linear-gradient(150deg,#151821,#0d1016);border-radius:18px;padding:22px;box-shadow:0 30px 90px rgba(0,0,0,.5),var(--glow-purple)}.modal-card h3{font-size:19px;margin:5px 0 7px}.modal-card p{color:#818999;font-size:9px;line-height:1.6}.modal-actions{display:flex;justify-content:flex-end;gap:7px;margin-top:18px}.toast-region{position:fixed;right:18px;bottom:18px;z-index:250;display:grid;gap:7px;pointer-events:none}.toast-v16{min-width:250px;max-width:360px;border:1px solid #32394a;background:#12161e;border-radius:12px;padding:11px 13px;box-shadow:0 20px 60px rgba(0,0,0,.4),var(--glow-purple-soft);animation:toastIn .2s ease}.toast-v16 strong{font-size:9px}.toast-v16 small{display:block;color:#747c8c;font-size:8px;margin-top:3px}.toast-v16.success{border-color:rgba(73,201,154,.3)}.toast-v16.error{border-color:rgba(255,107,122,.32)}@keyframes toastIn{from{transform:translateY(7px);opacity:0}to{transform:none;opacity:1}}
body.motion-off *,body.motion-off *:before,body.motion-off *:after{transition:none!important;animation:none!important;scroll-behavior:auto!important}
@media (prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important}}
@media(max-width:1050px){.challenge-grid-v16,.achievement-gallery{grid-template-columns:1fr 1fr}.profile-hero-v16{grid-template-columns:1fr 1fr}.profile-identity{grid-column:1/-1}.learning-pulse{grid-template-columns:1fr 100px}.pulse-factors{grid-column:1/-1}.achievement-summary-grid{grid-template-columns:1fr 1fr}.premium-hero-v16{grid-template-columns:1fr 190px}.premium-gem{width:170px;height:170px}}
@media(max-width:760px){.challenge-hero-v16,.achievement-hero-v16{grid-template-columns:1fr;padding:23px}.challenge-hero-score,.achievement-total{justify-self:start;width:100%;height:95px}.challenge-grid-v16,.achievement-gallery{grid-template-columns:1fr}.learning-pulse{grid-template-columns:1fr}.pulse-ring{justify-self:start}.pulse-factors{grid-template-columns:1fr}.study-heatmap{gap:4px}.profile-hero-v16{grid-template-columns:1fr;padding:18px}.profile-identity{align-items:flex-start}.settings-grid-v16{grid-template-columns:1fr}.data-action-list>div{align-items:flex-start;flex-direction:column}.achievement-summary-grid{grid-template-columns:1fr 1fr}.premium-hero-v16{grid-template-columns:1fr;padding:24px}.premium-gem{display:none}.premium-comparison{grid-template-columns:1fr}.faq-grid{grid-template-columns:1fr}.premium-hero-actions{flex-direction:column}.profile-tabs-v16{width:100%}.notification-popover{position:fixed;right:12px;left:12px;top:70px;width:auto}.toast-region{left:12px;right:12px}.toast-v16{max-width:none;min-width:0}}
.home-mini-empty{padding:14px;border:1px dashed #2b3140;border-radius:11px;background:#0c0f15}.home-mini-empty strong{display:block;font-size:9px}.home-mini-empty small{display:block;color:#6c7484;font-size:8px;margin-top:4px;line-height:1.5}.week-dots i.active{background:linear-gradient(145deg,#873be8,#a551ff);border-color:#a45aff;box-shadow:var(--glow-purple)}
.week-dots span i{background:transparent!important;box-shadow:none!important;border-color:#3a3f50!important}.week-dots span i.active{background:linear-gradient(145deg,#873be8,#a551ff)!important;border-color:#a45aff!important;box-shadow:var(--glow-purple)!important}.achievement-list .home-mini-empty{display:block!important;grid-template-columns:none!important}.achievement-list .home-mini-empty strong,.achievement-list .home-mini-empty small{max-width:none!important;white-space:normal!important}
.notification-btn.no-notifications i{display:none}.study-calendar-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:6px;margin:14px 0}.study-calendar-day{border:1px solid #282e3b;background:#0d1016;border-radius:10px;padding:9px 5px;text-align:center}.study-calendar-day span{display:block;color:#6f7787;font-size:7px}.study-calendar-day strong{display:block;font-size:11px;margin:4px 0}.study-calendar-day i{width:8px;height:8px;border-radius:50%;display:block;margin:auto;background:#252b37}.study-calendar-day.active i{background:#9a4fff;box-shadow:var(--glow-purple)}
@media(max-width:760px){.study-calendar-grid{gap:3px}.study-calendar-day{padding:7px 2px}.study-calendar-day strong{font-size:9px}}

/* LVL V1.7.1 — Account Security */
.password-security{border:1px solid #242532;background:#0a0a10;border-radius:12px;padding:11px 12px;display:grid;gap:8px}
.password-meter-head{display:flex;justify-content:space-between;align-items:center;font-size:8px;letter-spacing:.08em;color:#777386;font-weight:850}.password-meter-head strong{font-size:9px;color:#9a94aa}
.password-meter{height:5px;border-radius:999px;background:#1e202a;overflow:hidden}.password-meter span{display:block;height:100%;width:0;border-radius:inherit;background:#545866;transition:width .2s ease,background .2s ease,box-shadow .2s ease}.password-meter span[data-score="1"]{background:#ff6b7a}.password-meter span[data-score="2"]{background:#f3a94b}.password-meter span[data-score="3"]{background:#9b7cff;box-shadow:0 0 12px rgba(155,124,255,.22)}.password-meter span[data-score="4"]{background:#49c99a;box-shadow:0 0 16px rgba(73,201,154,.24)}
.password-rules{display:flex;flex-wrap:wrap;gap:5px}.password-rules span{border:1px solid #292b37;background:#101118;color:#686b79;border-radius:999px;padding:4px 7px;font-size:7px;font-weight:800;transition:.18s}.password-rules span.ok{border-color:rgba(73,201,154,.28);background:rgba(73,201,154,.07);color:#8ed8bd}.password-rules span.ok:before{content:"✓ ";font-weight:950}
.verification-card{display:flex;align-items:center;gap:12px;border:1px solid rgba(122,92,255,.22);background:rgba(122,92,255,.07);border-radius:13px;padding:13px}.verification-icon{width:38px;height:38px;border-radius:11px;display:grid;place-items:center;background:#1d1830;color:#b4a3ff;font-size:17px}.verification-card strong{display:block;font-size:10px}.verification-card small{display:block;color:#7d778b;font-size:8px;line-height:1.5;margin-top:3px}
.twofa-key{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;word-break:break-all;border:1px solid #303343;background:#0a0c11;color:#dcd5ff;border-radius:10px;padding:11px;font-size:11px;letter-spacing:.08em;margin:10px 0}.security-form-grid{display:grid;gap:10px;margin-top:14px}.security-form-grid label{display:grid;gap:6px;color:#8c8798;font-size:9px;font-weight:800;text-transform:uppercase;letter-spacing:.05em}.security-form-grid input{border:1px solid #303443;background:#0b0d12;color:#fff;border-radius:10px;padding:11px 12px;outline:none}.security-form-grid input:focus{border-color:rgba(122,92,255,.65);box-shadow:0 0 0 3px rgba(122,92,255,.08)}.recovery-codes{display:grid;grid-template-columns:1fr 1fr;gap:6px;margin:12px 0}.recovery-codes code{background:#0a0c11;border:1px solid #292d3a;border-radius:8px;padding:8px;color:#d9d3f5;font-size:10px;text-align:center}.security-note{color:#7f788e;font-size:9px;line-height:1.6}.security-badge-on{color:#8ed8bd!important;border-color:rgba(73,201,154,.28)!important;background:rgba(73,201,154,.07)!important}
@media(max-width:620px){.recovery-codes{grid-template-columns:1fr}.password-rules span{font-size:6.5px}}