:root {
  --bg: #07111f;
  --panel: rgba(12, 23, 41, 0.88);
  --panel-2: rgba(18, 32, 56, 0.92);
  --line: rgba(255,255,255,0.08);
  --text: #edf3ff;
  --muted: #9fb2cf;
  --accent: #3ba2ff;
  --accent-2: #68e1fd;
  --good: #2dd4bf;
  --warn: #f59e0b;
  --bad: #ef4444;
  --shadow: 0 18px 50px rgba(0, 0, 0, 0.35);
  --radius: 22px;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; font-family: 'Inter', system-ui, sans-serif; background: radial-gradient(circle at top, #11213b 0%, #07111f 45%, #050b16 100%); color: var(--text); min-height: 100%; }
body { min-height: 100vh; }
button, input, select { font: inherit; }
button { cursor: pointer; }

.app-shell { max-width: 1600px; margin: 0 auto; padding: 20px; }
.topbar { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-bottom: 18px; }
.topbar h1 { margin: 4px 0 0; font-size: clamp(1.8rem, 3vw, 2.5rem); }
.eyebrow { text-transform: uppercase; letter-spacing: 0.12em; font-size: 0.78rem; color: var(--accent-2); }
.layout { display: block; }
.panel { background: linear-gradient(180deg, var(--panel) 0%, var(--panel-2) 100%); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); }
.hero-panel { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 24px; padding: 28px; min-height: 72vh; align-items: center; }
.hero-copy h2 { font-size: clamp(2rem, 4vw, 3.6rem); margin: 12px 0; max-width: 12ch; }
.hero-copy p { color: var(--muted); font-size: 1.05rem; max-width: 62ch; line-height: 1.65; }

/* Wildcard Highlighting */
.wildcard-text { color: var(--warn); font-weight: 800; text-transform: uppercase; }

/* Radar Section */
.capability-section { padding: 12px 0; border-bottom: 1px solid var(--line); }
.radar-container { width: 100%; max-width: 240px; margin: 10px auto; aspect-ratio: 1; }

/* Collapsible Sections */
.collapsible-section { border-bottom: 1px solid var(--line); padding-bottom: 8px; margin-bottom: 12px; }
.collapsible-section summary { list-style: none; cursor: pointer; display: flex; justify-content: space-between; align-items: center; padding: 8px 0; outline: none; user-select: none; }
.collapsible-section summary::after { content: '▼'; font-size: 0.7rem; color: var(--muted); transition: transform 0.2s ease; }
.collapsible-section[open] summary::after { transform: rotate(180deg); }
.collapsible-section summary::-webkit-details-marker { display: none; }

/* Performance Summary Modal */
.modal-overlay { position: fixed; inset: 0; background: rgba(5, 11, 22, 0.95); display: flex; align-items: center; justify-content: center; z-index: 1000; padding: 20px; }
.modal-content { max-width: 800px; width: 100%; padding: 30px; max-height: 90vh; overflow-y: auto; border: 1px solid var(--line); }
.results-grid { display: grid; grid-template-columns: 1fr 240px; gap: 20px; margin: 20px 0; }
.large-radar { max-width: 400px; margin: 0 auto; }
.modal-header h2 { margin: 0; font-size: 1.8rem; }
.modal-footer { margin-top: 24px; }

.login-card { background: rgba(255,255,255,0.04); border: 1px solid var(--line); border-radius: 20px; padding: 22px; display: grid; gap: 16px; }
.card-title { font-weight: 700; font-size: 1.15rem; }
label { display: grid; gap: 8px; }
label span { color: var(--muted); font-size: 0.95rem; }
input, select { border: 1px solid rgba(255,255,255,0.12); background: rgba(6,12,23,0.72); color: var(--text); border-radius: 14px; padding: 14px 15px; min-height: 48px; }
.upload-box { border: 1px dashed rgba(255,255,255,0.18); border-radius: 16px; padding: 14px; display: grid; gap: 8px; }
.upload-label { font-weight: 600; }
.upload-box small, .muted { color: var(--muted); }

.exercise-grid { display: grid; grid-template-columns: 280px minmax(0, 1fr) 380px; gap: 18px; }
.sidebar, .dashboard-panel, .question-panel, .consequence-panel { padding: 20px; }
.sidebar { display: grid; align-content: start; gap: 18px; }
.main-column { display: grid; gap: 18px; }
.question-panel h2 { font-size: clamp(1.35rem, 2.6vw, 2rem); margin: 8px 0 12px; }
.question-topline, .section-title-row, .progress-header { display: flex; justify-content: space-between; gap: 10px; align-items: center; }
.question-nav { display: flex; justify-content: space-between; gap: 12px; margin-top: 18px; }
.answer-list { display: grid; gap: 12px; margin-top: 20px; }
.answer-card { border: 1px solid rgba(255,255,255,0.09); background: rgba(255,255,255,0.03); border-radius: 18px; padding: 16px; display: grid; gap: 8px; transition: 0.2s ease; cursor: pointer; }
.answer-card:hover { transform: translateY(-1px); border-color: rgba(104, 225, 253, 0.35); }
.answer-card.selected { border-color: rgba(59,162,255,0.9); box-shadow: 0 0 0 1px rgba(59,162,255,0.3) inset; background: rgba(59,162,255,0.08); }
.answer-card input { display: none; }
.answer-title { font-weight: 700; }
.answer-desc { color: var(--muted); line-height: 1.55; }

.progress-track { width: 100%; background: rgba(255,255,255,0.08); border-radius: 999px; height: 10px; overflow: hidden; }
.progress-fill { height: 100%; width: 0%; background: linear-gradient(90deg, var(--accent), var(--accent-2)); }

.secondary-grid { display: grid; gap: 10px; }
.secondary-card, .log-item, .score-card, .session-card, .insight-box { background: rgba(255,255,255,0.04); border: 1px solid rgba(255,255,255,0.08); border-radius: 18px; }
.secondary-card { padding: 12px; }
.secondary-card strong { display: block; margin-bottom: 8px; }
.meter { position: relative; width: 100%; height: 8px; background: rgba(255,255,255,0.08); border-radius: 999px; overflow: hidden; }
.meter span { position: absolute; inset: 0 auto 0 0; width: 0%; border-radius: 999px; background: linear-gradient(90deg, var(--accent), var(--accent-2)); }
.meter-label { display: flex; justify-content: space-between; margin-top: 6px; color: var(--muted); font-size: 0.82rem; }

.score-overview { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-bottom: 18px; }
.score-card { padding: 16px; }
.score-card strong { font-size: 2rem; display: block; margin: 8px 0 4px; }
.score-label, .subheading { color: var(--muted); }
.session-card { padding: 14px; }
.session-value { font-weight: 700; margin-top: 6px; }

.pillar-bars { display: grid; gap: 12px; }
.pillar-row { display: grid; gap: 8px; }
.pillar-row header { display: flex; justify-content: space-between; gap: 10px; font-size: 0.92rem; }
.pillar-bar { background: rgba(255,255,255,0.08); border-radius: 999px; overflow: hidden; height: 12px; }
.pillar-bar span { display: block; height: 100%; width: 0%; border-radius: 999px; }

.decision-log { display: grid; gap: 10px; max-height: 320px; overflow: auto; padding-right: 4px; }
.log-item { padding: 12px; }
.log-item h5 { margin: 0 0 6px; font-size: 0.95rem; }
.log-item p { margin: 0; color: var(--muted); font-size: 0.88rem; line-height: 1.5; }
.insight-box { padding: 16px; line-height: 1.7; color: #d8e4f5; margin-top: 12px; }

.btn { border: 1px solid rgba(255,255,255,0.1); border-radius: 14px; padding: 12px 16px; background: rgba(255,255,255,0.05); color: var(--text); }
.btn:hover { filter: brightness(1.08); }
.btn-primary { background: linear-gradient(90deg, #1e64ff, #2cb8ff); border: none; font-weight: 700; }
.btn-ghost { background: rgba(255,255,255,0.04); }
.btn-wide { width: 100%; }
.pill { display: inline-flex; align-items: center; gap: 6px; padding: 6px 10px; border-radius: 999px; font-size: 0.78rem; border: 1px solid rgba(255,255,255,0.1); color: #d6e4fb; width: fit-content; }
.pill-accent { background: rgba(59,162,255,0.1); border-color: rgba(59,162,255,0.35); }
.pill-danger { background: rgba(239,68,68,0.12); border-color: rgba(239,68,68,0.35); }
.pill-neutral { background: rgba(255,255,255,0.05); }
.hidden { display: none !important; }

@media (max-width: 1120px) { .exercise-grid { grid-template-columns: 1fr; } }
@media (max-width: 760px) {
  .app-shell { padding: 14px; }
  .hero-panel { grid-template-columns: 1fr; padding: 18px; min-height: auto; }
  .topbar { align-items: flex-start; flex-direction: column; }
  .score-overview { grid-template-columns: 1fr; }
  .collapsible-section { background: rgba(255, 255, 255, 0.02); padding: 0 12px; border-radius: 12px; }
  .results-grid { grid-template-columns: 1fr; }
  .modal-content { padding: 20px; border-radius: 0; }
}