:root {
  --bg: #ffffff;
  --ink: #1a1a1a;
  --muted: #5b5b5b;
  --line: #e5e5e5;
  --brand: #0b6e4f;
  --brand-dark: #08573e;
  --accent: #fff7e6;
  --focus: #ffb700;
  --radius: 14px;
  --max: 1080px;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: "Pretendard", "Noto Sans KR", system-ui, -apple-system, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.7;
  font-size: 17px;
}
a { color: var(--brand); }
a:focus-visible, button:focus-visible {
  outline: 4px solid var(--focus);
  outline-offset: 2px;
}
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 20px; }
.skip {
  position: absolute; left: -9999px; top: 0;
  background: #000; color: #fff; padding: 10px 16px; z-index: 100;
}
.skip:focus { left: 8px; top: 8px; }
.site-header { border-bottom: 1px solid var(--line); background: #fff; position: sticky; top: 0; z-index: 50; }
.site-header .wrap { display: flex; align-items: center; gap: 16px; padding-top: 12px; padding-bottom: 12px; }
.brand { font-weight: 800; font-size: 20px; color: var(--ink); text-decoration: none; }
.brand small { display: block; font-size: 14px; color: var(--brand-dark); font-weight: 700; }
.main-nav { margin-left: auto; display: flex; gap: 4px; flex-wrap: wrap; }
.main-nav a {
  text-decoration: none; color: var(--ink); font-weight: 600;
  padding: 10px 14px; border-radius: 10px; font-size: 16px;
}
.main-nav a:hover { background: #f2f6f3; }
.main-nav a[aria-current="page"] { background: var(--brand); color: #fff; }
.hero { background: var(--accent); border-bottom: 1px solid var(--line); }
.hero .wrap { padding-top: 36px; padding-bottom: 32px; }
.hero h1 { font-size: clamp(26px, 4vw, 40px); line-height: 1.3; margin: 0 0 10px; }
.hero p { margin: 6px 0; color: #333; }
.badge {
  display: inline-block; background: var(--brand); color: #fff;
  font-size: 13px; font-weight: 700; padding: 4px 12px; border-radius: 999px;
  margin-bottom: 12px;
}
.card-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 16px; }
.card {
  border: 1px solid var(--line); border-radius: var(--radius);
  padding: 20px; background: #fff;
}
.card h2, .card h3 { margin-top: 0; }
.meta { color: var(--muted); font-size: 14px; }
.btn {
  display: inline-block; border: 0; cursor: pointer;
  background: var(--brand); color: #fff; font-weight: 800; font-size: 18px;
  padding: 14px 22px; border-radius: 12px; text-decoration: none;
  min-height: 56px;
}
.btn:hover { background: var(--brand-dark); }
.btn.secondary { background: #eef4f0; color: var(--brand-dark); }
.btn.large { font-size: 22px; padding: 18px 28px; width: 100%; text-align: center; }
section.block { padding: 28px 0; }
section.block > .wrap > h2 { font-size: 24px; margin-bottom: 8px; }
.filters { display: flex; gap: 10px; flex-wrap: wrap; margin: 16px 0; }
.filters select, .filters button, .field select, .field input {
  font-size: 17px; padding: 12px 14px; border-radius: 10px; border: 1px solid var(--line);
}
.field { margin: 12px 0; }
.field label { display: block; font-weight: 700; margin-bottom: 6px; }
.fieldset { border: 1px solid var(--line); border-radius: var(--radius); padding: 16px; margin: 16px 0; }
.timeline { list-style: none; padding: 0; margin: 16px 0; display: grid; gap: 12px; }
.timeline li {
  border: 1px solid var(--line); border-radius: 12px; padding: 16px;
  display: grid; gap: 6px;
}
.timeline .t { font-weight: 800; color: var(--brand-dark); }
.script-box {
  background: #f7faf8; border: 1px solid var(--line);
  border-radius: 12px; padding: 18px; font-size: 19px;
}
.script-box ol { margin: 8px 0; padding-left: 22px; }
.elder-mode { font-size: 22px; }
.elder-mode .script-box { font-size: 26px; line-height: 1.8; }
.elder-mode .btn { font-size: 24px; }
.timer {
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
  border: 2px solid var(--brand); border-radius: 12px; padding: 14px 16px; margin: 16px 0;
}
.timer strong { font-size: 32px; font-variant-numeric: tabular-nums; }
textarea.result {
  width: 100%; min-height: 140px; font-size: 16px; line-height: 1.7;
  border: 1px solid var(--line); border-radius: 12px; padding: 14px;
}
.ad-slot {
  border: 1px dashed #bbb; border-radius: 12px; background: #fafafa;
  color: var(--muted); text-align: center; font-size: 14px;
  padding: 18px; margin: 24px 0;
}
.site-footer { border-top: 1px solid var(--line); margin-top: 40px; background: #fafafa; }
.site-footer .wrap { padding-top: 24px; padding-bottom: 32px; font-size: 14px; color: var(--muted); }
.site-footer nav { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 10px; }
.disclaimer {
  border-left: 4px solid var(--focus); background: #fffdf3;
  padding: 12px 16px; border-radius: 0 12px 12px 0; color: #4a3f00; font-size: 15px;
}
.prose { max-width: 780px; }
.prose img { max-width: 100%; height: auto; border-radius: 12px; }
.prose h2 { margin-top: 32px; }
@media (max-width: 640px) {
  body { font-size: 16px; }
  .site-header .wrap { flex-wrap: wrap; gap: 8px; }
  .brand { font-size: 18px; }
  .main-nav { margin-left: 0; }
  .main-nav a { padding: 8px 10px; font-size: 15px; }
}
.domain-badge { display:inline-block; font-size:13px; font-weight:800; padding:4px 10px; border-radius:999px; margin-bottom:8px; }
.domain-지남력{ background:#e8f5e9; color:#1b5e20; border:1px solid #a5d6a7; }
.domain-기억력{ background:#fff3e0; color:#e65100; border:1px solid #ffcc80; }
.domain-주의집중{ background:#e3f2fd; color:#0d47a1; border:1px solid #90caf9; }
.domain-언어{ background:#f3e5f5; color:#4a148c; border:1px solid #ce93d8; }
.domain-시공간{ background:#e0f2f1; color:#004d40; border:1px solid #80cbc4; }
.domain-실행기능{ background:#fce4ec; color:#880e4f; border:1px solid #f48fb1; }
.effect{ font-size:15px; background:#f7faf8; border-radius:10px; padding:10px 12px; margin:8px 0; }
.effect-detail{ background:#fffdf3; border:1px solid #ffe082; }
.highlight{ border:2px solid var(--brand); background:#f2f6f3; }
.effect-grid{ display:grid; gap:16px; }
.program-card{ display:flex; flex-direction:column; }
.interactive-card{ border:2px solid var(--brand); background:#fbfffe; }
.quiz-q{ border:1px solid var(--line); border-radius:12px; padding:14px; margin:10px 0; background:#fff; }
.quiz-q .q{ font-weight:800; margin:0 0 10px; font-size:19px; }
.opts{ display:flex; gap:8px; flex-wrap:wrap; }
.opt{ min-height:48px; padding:12px 16px; border:2px solid var(--line); border-radius:12px; background:#fff; font-size:18px; font-weight:700; cursor:pointer; }
.opt:hover{ border-color:var(--brand); }
.opt.ok{ background:#0b6e4f; color:#fff; border-color:#0b6e4f; }
.opt.chip{ cursor:default; background:#f7faf8; }
.q-photo{ width:100%; height:auto; border-radius:12px; margin:8px 0; border:1px solid var(--line); }
.find-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:8px; margin:10px 0; }
.find-cell{ min-height:58px; font-size:30px; border:2px solid var(--line); border-radius:12px; background:#fff; cursor:pointer; }
.find-cell.ok{ background:#0b6e4f; color:#fff; border-color:#0b6e4f; }
.find-cell.miss{ background:#ffebee; border-color:#e57373; }
.draw-canvas{ width:100%; height:auto; border:3px solid var(--brand); border-radius:12px; background:#fff; touch-action:none; margin:8px 0; }
.puzzle-grid{ display:grid; grid-template-columns:1fr 1fr; gap:8px; margin:10px 0; }
.puzzle-tile{ aspect-ratio:1/1; min-height:120px; background-repeat:no-repeat; border:3px solid var(--line); border-radius:12px; cursor:pointer; padding:0; }
.puzzle-tile.sel{ border-color:var(--focus); }
.puzzle-tile.done{ border-color:var(--brand); }
.audio-play{ width:100%; margin:10px 0; min-height:54px; }
.timer.sticky{ position:sticky; top:64px; z-index:40; background:#fff; }
.quiz-q.done{ border-color:var(--brand); background:#f2f6f3; }
.quiz-q.done .q{ color:var(--brand-dark); }
.quiz-q.skip{ opacity:.55; }
.opt.fail{ background:#fff3f3; border-color:#e57373; }
.score{ font-weight:800; color:var(--brand-dark); font-size:18px; margin:12px 0 4px; }
.score.ok{ color:#0b6e4f; } .score.fail{ color:#c62828; }
.memory-show{ display:flex; gap:10px; flex-wrap:wrap; margin:12px 0; }
.mem-card{ display:inline-block; border:2px solid var(--brand); border-radius:12px; padding:14px 20px; font-size:22px; font-weight:800; background:#fff; }
.calc-in{ font-size:20px; padding:12px; border:2px solid var(--line); border-radius:10px; width:140px; margin-right:8px; }
.num-big{ font-size:46px; font-weight:800; letter-spacing:10px; text-align:center; background:#fff; border:3px solid var(--brand); border-radius:12px; padding:16px 8px; margin:8px 0; font-variant-numeric:tabular-nums; }
.seq-box{ display:flex; gap:8px; flex-wrap:wrap; margin:10px 0; }
.timer.small{ padding:10px 14px; gap:10px; }
.timer.small strong{ font-size:28px; }
.cal-grid{ display:grid; grid-template-columns:repeat(7,1fr); gap:6px; margin-top:12px; }
.cal-w{ text-align:center; font-weight:800; color:var(--muted); font-size:15px; padding:4px 0; }
.cal-empty{ min-height:52px; }
.cal-d{ min-height:52px; border:2px solid var(--line); border-radius:12px; background:#fff; font-size:21px; font-weight:800; cursor:pointer; }
.cal-d:hover{ border-color:var(--brand); }
.cal-d.today-ring{ border:3px dashed var(--brand); }
.cal-d.sun{ color:#c62828; }
.cal-d.ok{ background:#0b6e4f; color:#fff; border-color:#0b6e4f; }
.opt.wx{ font-size:20px; }
.print-thumb { width: 100%; height: auto; border: 1px solid var(--line); border-radius: 8px; background: #fff; }
.video-wrap { position: relative; padding-top: 56.25%; margin: 16px 0 8px; background: #000; border-radius: 12px; overflow: hidden; }
.video-wrap iframe { position: absolute; top: 0; left: 0; width: 100%; height: 100%; border: 0; }
#print-area { display: none; }
@media print {
  .site-header, .main-nav, .ad-slot, .no-print { display: none !important; }
  body { font-size: 13pt; line-height: 1.6; }
  .card, .timeline li { break-inside: avoid; }
  body.print-single #print-root { display: none !important; }
  body.print-single .site-header, body.print-single .site-footer { display: none !important; }
  body.print-single #print-area { display: block !important; }
  #print-area { break-inside: avoid; page-break-inside: avoid; }
  #print-area h1 { font-size: 17pt; margin: 0 0 2px; }
  #print-area .print-head { font-size: 11pt; color: #333; margin: 0 0 4px; }
  #print-area .meta { margin: 0 0 2px; font-size: 9pt; }
  #print-area .img-sheet { display: block; break-inside: avoid; page-break-inside: avoid; }
  #print-area .img-sheet img { display: block; width: 100%; height: 240mm; max-height: 240mm; margin: 0 auto; object-fit: contain; }
  #print-area .sheet-wrap { break-inside: avoid; page-break-inside: avoid; }
  #print-area .sheet-wrap { min-height: 88vh; display: flex; flex-direction: column; justify-content: space-evenly; }
  #print-area .print-body p { font-size: 42px !important; line-height: 2.1 !important; }
  #print-area .print-body pre { font-size: 40px !important; line-height: 1.9 !important; }
}
@page { size: A4; margin: 10mm; }