:root {
  --bg: #08111f;
  --bg2: #0e1a2d;
  --panel: rgba(255,255,255,.055);
  --panel2: rgba(255,255,255,.085);
  --line: rgba(255,255,255,.12);
  --text: #edf7ff;
  --muted: #a8b7c9;
  --cyan: #7dd3fc;
  --cyan2: #22d3ee;
  --green: #86efac;
  --amber: #fde68a;
  --red: #fca5a5;
  --shadow: 0 24px 80px rgba(0,0,0,.35);
  --radius: 22px;
}
* { box-sizing: border-box; }
html, body { overflow-x: hidden; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 50% -10%, rgba(34,211,238,.25), transparent 36rem),
    radial-gradient(circle at 0% 45%, rgba(37,99,235,.18), transparent 28rem),
    radial-gradient(circle at 100% 80%, rgba(79,70,229,.17), transparent 32rem),
    linear-gradient(180deg, #050b14, var(--bg));
  min-height: 100vh;
}
button, input, textarea, select { font: inherit; }
button { cursor: pointer; }
.site-header {
  border-bottom: 1px solid var(--line);
  background: rgba(5,11,20,.80);
  backdrop-filter: blur(14px);
  position: sticky;
  top: 0;
  z-index: 40;
}
.header-inner { max-width: 1480px; margin: 0 auto; padding: 18px 24px; display: grid; grid-template-columns: 1fr 390px; gap: 24px; align-items: center; }
.brand { display: flex; gap: 14px; align-items: center; }
.brandmark { width: 52px; height: 52px; display: grid; place-items: center; border: 1px solid rgba(125,211,252,.4); border-radius: 18px; background: rgba(125,211,252,.09); box-shadow: 0 14px 42px rgba(14,165,233,.18); font-weight: 900; letter-spacing: .08em; color: var(--cyan); }
h1 { margin: 0; font-size: clamp(1.35rem, 2vw, 2rem); letter-spacing: -.03em; }
.subtitle { margin: 3px 0 0; color: var(--muted); font-size: .95rem; }
.tagline { margin: 10px 0 0; max-width: 900px; color: #cbd8e8; line-height: 1.55; font-size: .94rem; }
.progress-card { border: 1px solid var(--line); border-radius: var(--radius); background: var(--panel); padding: 16px; box-shadow: var(--shadow); }
.progress-row { display: flex; justify-content: space-between; color: #dbeafe; font-size: .9rem; margin-bottom: 9px; }
.bar { height: 12px; border-radius: 999px; background: rgba(255,255,255,.1); overflow: hidden; }
.bar span { display: block; height: 100%; width: 0; border-radius: 999px; background: linear-gradient(90deg, var(--cyan), #2563eb); transition: width .25s ease; }
.header-actions { margin-top: 12px; display: flex; gap: 10px; }
.btn { border: 1px solid var(--line); background: rgba(255,255,255,.06); color: var(--text); border-radius: 14px; padding: 10px 13px; transition: .18s ease; text-decoration: none; display: inline-flex; gap: 8px; align-items: center; justify-content: center; line-height: 1; }
.btn:hover { background: rgba(255,255,255,.11); transform: translateY(-1px); }
.btn:focus-visible, input:focus-visible, textarea:focus-visible, summary:focus-visible, select:focus-visible { outline: 2px solid var(--cyan); outline-offset: 2px; }
.btn.primary { background: var(--cyan); color: #04121f; border-color: transparent; font-weight: 800; }
.btn.primary:hover { background: #a5e8ff; }
.btn.green { background: var(--green); color: #031407; border-color: transparent; font-weight: 800; }
.btn.full { width: 100%; margin-top: 12px; }
.btn[disabled] { opacity: .45; cursor: not-allowed; transform: none; }
.shell { max-width: 1480px; margin: 0 auto; padding: 24px; }
.layout { display: grid; grid-template-columns: 350px minmax(0,1fr); gap: 24px; align-items: start; }
.panel { border: 1px solid var(--line); background: rgba(255,255,255,.055); border-radius: var(--radius); box-shadow: var(--shadow); overflow: hidden; }
.panel.pad { padding: 18px; }
.side-panel { margin-top: 16px; }
.sidebar { position: sticky; top: 124px; max-height: calc(100vh - 144px); overflow: auto; padding-right: 4px; scrollbar-width: thin; }
.eyebrow { color: rgba(186,230,253,.9); text-transform: uppercase; font-size: .74rem; letter-spacing: .18em; font-weight: 800; margin: 0 0 12px; }
.side-note, .tooltip-note { border: 1px solid rgba(125,211,252,.2); background: rgba(125,211,252,.07); color: #d7f3ff; border-radius: 16px; padding: 12px; font-size: .9rem; line-height: 1.5; margin: 0; }
.tooltip-note { margin-bottom: 18px; }
.module-list { display: grid; gap: 10px; }
.module-button { width: 100%; text-align: left; border: 1px solid var(--line); border-radius: 18px; padding: 12px; background: rgba(5,11,20,.45); color: var(--text); display: grid; grid-template-columns: 36px 1fr; gap: 10px; align-items: start; }
.module-button.active { border-color: rgba(125,211,252,.65); background: rgba(125,211,252,.11); }
.module-button.locked { opacity: .48; cursor: not-allowed; }
.module-icon { width: 36px; height: 36px; border-radius: 13px; display: grid; place-items: center; background: rgba(255,255,255,.09); color: var(--cyan); font-weight: 900; }
.module-title { font-weight: 800; font-size: .93rem; line-height: 1.25; }
.module-time { margin-top: 5px; font-size: .78rem; color: var(--muted); }
.module-mini { margin-top: 8px; display: flex; gap: 5px; flex-wrap: wrap; }
.mini-pill { border: 1px solid rgba(255,255,255,.1); background: rgba(255,255,255,.06); border-radius: 999px; padding: 3px 7px; font-size: .68rem; color: var(--muted); font-weight: 800; }
.mini-pill.ok { color: var(--green); border-color: rgba(134,239,172,.22); background: rgba(134,239,172,.08); }
.game-plan { display: grid; gap: 10px; margin: 0; padding: 0; list-style: none; counter-reset: step; }
.game-plan li { counter-increment: step; display: grid; grid-template-columns: 26px 1fr; gap: 8px; color: #cbd8e8; font-size: .9rem; line-height: 1.45; }
.game-plan li::before { content: counter(step) "."; color: var(--cyan); font-weight: 900; }
.main-stage { min-width: 0; }
.role-grid { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 14px; margin-bottom: 20px; }
.role-card { border: 1px solid var(--line); border-radius: var(--radius); background: rgba(255,255,255,.055); padding: 16px; min-height: 135px; }
.role-icon { font-size: 1.45rem; margin-bottom: 10px; }
.role-card h3 { margin: 0 0 8px; font-size: 1rem; }
.role-card p { margin: 0; color: var(--muted); font-size: .84rem; line-height: 1.55; }
.module-header { background: linear-gradient(90deg, rgba(15,23,42,.95), rgba(30,41,59,.82)); border-bottom: 1px solid var(--line); padding: 22px; }
.pill { display: inline-flex; align-items: center; gap: 8px; border: 1px solid rgba(125,211,252,.28); background: rgba(125,211,252,.09); color: #d7f3ff; border-radius: 999px; padding: 7px 11px; font-size: .78rem; font-weight: 700; margin-bottom: 12px; }
.module-header h2 { margin: 0; font-size: clamp(1.45rem, 2vw, 2.2rem); letter-spacing: -.03em; }
.summary { color: #cbd8e8; line-height: 1.6; max-width: 980px; margin: 10px 0 0; }
.status-grid { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 16px; }
.status { border: 1px solid var(--line); background: rgba(255,255,255,.055); border-radius: 999px; padding: 7px 11px; color: var(--muted); font-size: .82rem; font-weight: 700; }
.status.ok { color: var(--green); border-color: rgba(134,239,172,.25); background: rgba(134,239,172,.08); }
.module-body { padding: 22px; display: grid; gap: 22px; }
.section-title { display: flex; gap: 10px; align-items: center; margin: 0 0 12px; font-size: 1.12rem; }
.lesson-list { display: grid; gap: 11px; }
.lesson, .vocab-card, .ai-lab-card, .knowledge-card, .scenario, .question, .prompt-step, .quality-panel { border: 1px solid var(--line); border-radius: 18px; background: rgba(255,255,255,.043); padding: 14px 16px; color: #dbe7f7; line-height: 1.65; font-size: .96rem; }
.lesson b { color: var(--cyan); }
.vocab-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 12px; }
.vocab-card { border-color: rgba(125,211,252,.13); background: rgba(125,211,252,.055); }
.vocab-card strong { color: #d7f3ff; }
.vocab-card p { margin: 6px 0 0; color: #c2cfdf; line-height: 1.52; font-size: .9rem; }
.practice, .quiz, .gate, .ai-lab, .knowledge-library, .optional-panel { border: 1px solid var(--line); border-radius: 24px; background: rgba(255,255,255,.045); padding: 18px; }
.practice-top { display: flex; justify-content: space-between; align-items: start; gap: 12px; margin-bottom: 14px; }
.practice-top h3 { margin: 0 0 5px; }
.practice-top p { margin: 0; color: var(--muted); line-height: 1.5; }
.task-status { border-radius: 999px; padding: 6px 10px; font-size: .75rem; font-weight: 900; white-space: nowrap; background: rgba(253,230,138,.12); color: var(--amber); }
.task-status.ok { background: rgba(134,239,172,.1); color: var(--green); }
.choice-grid { display: grid; gap: 10px; }
.choice-grid.cols2 { grid-template-columns: repeat(2, minmax(0,1fr)); }
.choice-grid.cols3 { grid-template-columns: repeat(3, minmax(0,1fr)); }
.choice-grid.cols4 { grid-template-columns: repeat(4, minmax(0,1fr)); }
.choice { border: 1px solid var(--line); border-radius: 15px; background: rgba(5,11,20,.45); color: #dbe7f7; padding: 12px; text-align: left; line-height: 1.4; }
.choice.selected { border-color: rgba(125,211,252,.7); background: rgba(125,211,252,.12); color: #e6f8ff; }
textarea, input[type="search"], select { width: 100%; border: 1px solid var(--line); border-radius: 15px; background: rgba(5,11,20,.7); color: var(--text); padding: 12px; outline: none; line-height: 1.5; }
textarea { min-height: 104px; resize: vertical; }
textarea:focus, input[type="search"]:focus, select:focus { border-color: rgba(125,211,252,.75); box-shadow: 0 0 0 3px rgba(125,211,252,.12); }
label.field { display: block; border: 1px solid var(--line); background: rgba(5,11,20,.38); border-radius: 17px; padding: 12px; }
label.field span { display: block; color: #d7f3ff; font-weight: 800; font-size: .9rem; margin-bottom: 8px; }
.form-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 12px; }
.scenario, .question { margin-bottom: 12px; }
.scenario-title, .question-title { margin: 0 0 11px; font-weight: 800; line-height: 1.45; }
.quiz-score { color: var(--muted); font-size: .9rem; margin-left: 10px; }
.gate { display: flex; align-items: center; justify-content: space-between; gap: 14px; background: linear-gradient(90deg, rgba(34,211,238,.09), rgba(37,99,235,.09)); }
.gate h3 { margin: 0 0 5px; }
.gate p { margin: 0; color: var(--muted); }
.term { color: #d9f5ff; border-bottom: 1px dotted rgba(125,211,252,.85); cursor: help; font-weight: 650; }
.term:focus-visible { outline: 2px solid var(--cyan); outline-offset: 2px; border-radius: 3px; }
.uvp-tip { position: fixed; z-index: 9999; max-width: min(340px, calc(100vw - 18px)); border: 1px solid rgba(125,211,252,.35); background: #07111f; color: #edf7ff; border-radius: 14px; box-shadow: 0 18px 60px rgba(0,0,0,.55); padding: 12px; font-size: .79rem; line-height: 1.45; opacity: 0; visibility: hidden; pointer-events: none; transition: opacity .12s ease; }
.uvp-tip.visible { opacity: 1; visibility: visible; }
.uvp-tip strong { display: block; color: var(--cyan); font-size: .84rem; margin-bottom: 4px; }
.prompt-builder-grid { display: grid; grid-template-columns: minmax(0,1fr) minmax(360px,.9fr); gap: 16px; align-items: start; }
.prompt-steps { display: grid; gap: 10px; }
.prompt-step { background: rgba(5,11,20,.42); }
.prompt-step-header { display: flex; justify-content: space-between; gap: 10px; align-items: center; margin-bottom: 8px; color: #d7f3ff; font-weight: 900; }
.step-hint { color: var(--muted); font-size: .78rem; line-height: 1.4; margin-bottom: 8px; }
.prompt-preview { position: sticky; top: 142px; border: 1px solid rgba(125,211,252,.22); background: rgba(125,211,252,.055); border-radius: 20px; padding: 15px; }
pre { white-space: pre-wrap; overflow-wrap: anywhere; margin: 0; border-radius: 15px; background: rgba(5,11,20,.72); color: #dbe7f7; padding: 14px; line-height: 1.55; font-size: .83rem; border: 1px solid rgba(255,255,255,.08); }
.ai-lab-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 12px; }
.ai-lab-card { background: rgba(5,11,20,.36); }
.ai-lab-card h4 { margin: 0 0 8px; color: #d7f3ff; }
.ai-lab-card p { margin: 0; color: var(--muted); line-height: 1.5; font-size: .88rem; }
.sentence { border: 1px solid rgba(253,230,138,.22); background: rgba(253,230,138,.08); color: #fff7d6; border-radius: 15px; padding: 12px; line-height: 1.55; margin-bottom: 12px; }
.chips, .quality-grid { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 10px; }
.chip { border-radius: 999px; padding: 6px 10px; font-size: .75rem; background: rgba(255,255,255,.08); color: var(--muted); }
.chip.ok { background: rgba(134,239,172,.12); color: var(--green); }
.quality-panel { margin-top: 14px; background: rgba(5,11,20,.36); }
.quality-panel h4 { margin: 0 0 10px; }
.library-controls { display: grid; grid-template-columns: minmax(0,1fr) 260px; gap: 12px; margin-bottom: 16px; }
.library-grid { display: grid; gap: 12px; }
details.knowledge-card { padding: 0; overflow: hidden; }
details.knowledge-card summary { list-style: none; cursor: pointer; padding: 14px 16px; display: flex; justify-content: space-between; gap: 12px; color: #d7f3ff; font-weight: 900; }
details.knowledge-card summary::-webkit-details-marker { display:none; }
.knowledge-detail { border-top: 1px solid var(--line); padding: 14px 16px; color: #c2cfdf; }
.knowledge-detail p { margin: 0 0 10px; }
.knowledge-category { color: var(--cyan); font-size: .76rem; text-transform: uppercase; letter-spacing: .12em; }
.optional-panel { background: rgba(34,211,238,.055); }
.optional-panel h3 { margin-top: 0; }
.modal { position: fixed; inset: 0; z-index: 200; display: grid; place-items: center; background: rgba(5,11,20,.82); backdrop-filter: blur(10px); padding: 24px; }
.modal-card { max-width: 760px; width: 100%; border: 1px solid rgba(125,211,252,.3); border-radius: 30px; background: #0b1728; box-shadow: 0 30px 100px rgba(0,0,0,.65); padding: 30px; text-align: center; }
.cert-mark { width: 72px; height: 72px; display: grid; place-items: center; border-radius: 24px; margin: 0 auto 16px; background: rgba(125,211,252,.09); border: 1px solid rgba(125,211,252,.25); color: var(--green); font-size: 2rem; }
.cert-box { margin-top: 20px; text-align: left; border: 1px solid var(--line); border-radius: 20px; background: rgba(255,255,255,.045); padding: 18px; }
.signature-line { margin-top: 22px; }
.hidden { display: none !important; }
@media (max-width: 1150px) { .header-inner { grid-template-columns: 1fr; } .layout { grid-template-columns: 1fr; } .sidebar { position: static; max-height: none; overflow: visible; } .role-grid { grid-template-columns: repeat(2, minmax(0,1fr)); } .prompt-builder-grid { grid-template-columns: 1fr; } .prompt-preview { position: static; } .library-controls { grid-template-columns: 1fr; } }
@media (max-width: 760px) { .shell, .header-inner { padding-left: 14px; padding-right: 14px; } .role-grid, .vocab-grid, .form-grid, .choice-grid.cols2, .choice-grid.cols3, .choice-grid.cols4, .ai-lab-grid { grid-template-columns: 1fr; } .practice-top, .gate { display: block; } .task-status { display: inline-flex; margin-top: 10px; } .gate .btn { margin-top: 14px; width: 100%; } .header-actions { flex-direction: column; } .quiz-score { display: block; margin: 10px 0 0; } }
@media print { body { background: white; color: black; } header, aside, .practice, .quiz, .gate, .role-grid, #uvp-tip, .optional-panel, .library-controls { display: none !important; } .panel, .lesson, .vocab-card, .knowledge-card { box-shadow: none; border-color: #ccc; background: white; color: black; } .summary, .lesson, .vocab-card p, .knowledge-detail { color: black; } }