@font-face {
  font-family: 'Pretendard HN';
  src: url('/assets/fonts/pretendard-subset.woff2') format('woff2-variations'), url('/assets/fonts/pretendard-subset.woff2') format('woff2');
  font-weight: 45 920;
  font-display: swap;
}
:root {
  --paper: #f7f3ea;
  --paper-2: #efe8da;
  --card: #fffdf8;
  --ink: #1c2230;
  --ink-2: #3b4252;
  --muted: #6e7381;
  --line: #e6dece;
  --line-2: #d6cbb6;
  --seal: #c92a2a;
  --seal-soft: #fbe3df;
  --ok: #2b7a3e;
  --ok-soft: #e3f2e5;
  --no: #c92a2a;
  --no-soft: #fbe6e3;
  --pick: #e9eef9;
  --pick-line: #3b5bdb;
  --radius: 16px;
  --shadow: 0 1px 2px rgba(28, 34, 48, 0.05), 0 10px 24px -16px rgba(28, 34, 48, 0.25);
  --font: 'Pretendard HN', -apple-system, BlinkMacSystemFont, 'Apple SD Gothic Neo', 'Malgun Gothic', system-ui, sans-serif;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --paper: #14161b;
    --paper-2: #1b1e25;
    --card: #1d2028;
    --ink: #ecebe6;
    --ink-2: #c9c7c0;
    --muted: #9a9ca5;
    --line: #2c303a;
    --line-2: #3a3f4b;
    --seal: #ff6b6b;
    --seal-soft: #3a1e1f;
    --ok: #69db7c;
    --ok-soft: #17301d;
    --no: #ff8787;
    --no-soft: #3a1e1f;
    --pick: #1f2a44;
    --pick-line: #748ffc;
    --shadow: 0 1px 2px rgba(0, 0, 0, 0.3), 0 12px 28px -16px rgba(0, 0, 0, 0.7);
    color-scheme: dark;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 400 16px/1.65 var(--font); letter-spacing: -0.012em; word-break: keep-all; overflow-wrap: anywhere; -webkit-font-smoothing: antialiased; font-feature-settings: 'tnum' 1; }
a { color: inherit; text-underline-offset: 3px; }
:focus-visible { outline: 3px solid color-mix(in srgb, var(--pick-line) 55%, transparent); outline-offset: 2px; border-radius: 8px; }
.wrap { max-width: 880px; margin: 0 auto; padding: 0 20px; }
@media (max-width: 480px) { .wrap { padding: 0 16px; } }
.skip { position: absolute; left: -999px; }
.skip:focus { left: 12px; top: 12px; background: var(--card); padding: 8px 12px; z-index: 9; }
[hidden] { display: none !important; }

/* 헤더 */
.site-header { border-bottom: 1px solid var(--line); background: color-mix(in srgb, var(--paper) 92%, transparent); position: sticky; top: 0; z-index: 5; backdrop-filter: saturate(1.2) blur(8px); }
.header-in { display: flex; align-items: center; justify-content: space-between; gap: 14px; min-height: 62px; }
.logo { display: inline-flex; color: var(--ink); }
.logo-svg { height: 32px; width: auto; display: block; }
.nav { display: flex; gap: 18px; font-size: 15px; font-weight: 650; }
.nav a { text-decoration: none; color: var(--ink-2); padding: 6px 0; }
.nav a:hover { color: var(--seal); }
@media (max-width: 520px) { .nav { gap: 12px; font-size: 14px; } .logo-svg { height: 28px; } }

/* 히어로 */
.hero { padding: 40px 0 8px; }
.eyebrow { margin: 0 0 12px; font-size: 13px; font-weight: 750; color: var(--seal); letter-spacing: 0.02em; }
.hero h1 { font-size: clamp(32px, 6vw, 52px); line-height: 1.16; letter-spacing: -0.045em; font-weight: 850; margin: 0 0 16px; }
.hero h1 .hl { background: linear-gradient(transparent 62%, var(--seal-soft) 62%); }
.lead { margin: 0; color: var(--ink-2); font-size: clamp(16px, 2vw, 18px); max-width: 34em; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 24px; }
@media (max-width: 480px) { .hero-cta .btn { width: 100%; } }

/* 버튼 */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 46px; padding: 0 18px; border-radius: 12px; border: 1px solid var(--line-2); background: var(--card); color: var(--ink); font: 700 15px/1 var(--font); letter-spacing: -0.01em; cursor: pointer; text-decoration: none; transition: transform 0.08s, background 0.15s, border-color 0.15s; }
.btn:hover { border-color: var(--ink-2); }
.btn:active { transform: scale(0.98); }
.btn.primary { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.btn.primary:hover { background: var(--ink-2); }
.btn.primary:disabled { opacity: 0.35; cursor: not-allowed; transform: none; }
.btn.lg { min-height: 56px; padding: 0 26px; font-size: 17px; border-radius: 14px; }
.btn.ghost { background: transparent; border-color: transparent; color: var(--ink-2); }

/* 카드 */
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); }
.cards { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; margin-top: 32px; }
@media (max-width: 760px) { .cards { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
.stat-card { padding: 16px 16px 14px; text-decoration: none; display: block; }
.stat-card.link:hover { border-color: var(--line-2); }
.label { margin: 0; font-size: 13px; font-weight: 700; color: var(--muted); }
.big { margin: 4px 0 2px; font-size: 28px; font-weight: 850; letter-spacing: -0.04em; line-height: 1.15; }
.hint { margin: 0; font-size: 13.5px; color: var(--muted); line-height: 1.5; }
.hint a { color: var(--ink-2); font-weight: 650; }

.sec { margin-top: 40px; }
.sec-head { display: flex; align-items: baseline; justify-content: space-between; flex-wrap: wrap; gap: 4px 16px; margin-bottom: 14px; }
.sec-head h2 { margin: 0; font-size: 21px; font-weight: 800; letter-spacing: -0.035em; }
.eras { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; }
@media (max-width: 760px) { .eras { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 400px) { .eras { grid-template-columns: 1fr; } }
.era { display: flex; flex-direction: column; gap: 4px; padding: 14px 16px; background: var(--card); border: 1px solid var(--line); border-radius: 14px; text-decoration: none; transition: border-color 0.15s, transform 0.08s; }
.era:hover { border-color: var(--ink-2); }
.era:active { transform: scale(0.99); }
.era-name { font-weight: 800; font-size: 16px; letter-spacing: -0.02em; }
.era-meta { font-size: 13px; color: var(--muted); }
.era-bar, .bar { height: 5px; border-radius: 99px; background: var(--paper-2); overflow: hidden; margin-top: 4px; display: block; }
.era-bar i, .bar i { display: block; height: 100%; background: var(--seal); border-radius: 99px; }
.notice { padding: 22px 24px; border-left: 4px solid var(--seal); }
.notice h2 { margin: 0 0 8px; font-size: 18px; letter-spacing: -0.03em; }
.notice p { margin: 0 0 8px; color: var(--ink-2); }

/* 퀴즈 */
.quiz-top { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 18px 0 10px; }
.back { text-decoration: none; color: var(--muted); font-weight: 650; font-size: 14px; }
.quiz-title { margin: 0; font-weight: 800; font-size: 15px; text-align: center; flex: 1; }
.quiz-count { margin: 0; font-weight: 700; color: var(--muted); font-size: 14px; min-width: 52px; text-align: right; }
.progress { height: 6px; background: var(--paper-2); border-radius: 99px; overflow: hidden; }
.progress span { display: block; height: 100%; background: var(--ink); border-radius: 99px; transition: width 0.25s; }
.timer { margin: 10px 0 0; font-weight: 750; color: var(--seal); font-size: 14px; text-align: right; }
.qcard { margin: 18px 0 40px; padding: 26px 26px 22px; scroll-margin-top: 80px; }
@media (max-width: 480px) { .qcard { padding: 20px 16px 18px; } }
.q-era { margin: 0 0 8px; font-size: 13px; font-weight: 750; color: var(--seal); }
.q-text { white-space: pre-line; margin: 0 0 18px; font-size: clamp(18px, 2.6vw, 21px); line-height: 1.55; font-weight: 750; letter-spacing: -0.025em; }
.opts { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.opt { width: 100%; display: flex; gap: 12px; align-items: flex-start; text-align: left; padding: 14px 16px; border-radius: 12px; border: 1.5px solid var(--line); background: var(--card); color: var(--ink); font: 550 16px/1.55 var(--font); cursor: pointer; transition: border-color 0.12s, background 0.12s; }
.opt:hover:not(:disabled) { border-color: var(--line-2); background: color-mix(in srgb, var(--paper) 40%, var(--card)); }
.opt .num { font-weight: 800; color: var(--muted); flex: 0 0 auto; }
.opt.picked { border-color: var(--pick-line); background: var(--pick); }
.opt.right { border-color: var(--ok); background: var(--ok-soft); }
.opt.right .num { color: var(--ok); }
.opt.wrong { border-color: var(--no); background: var(--no-soft); }
.opt.wrong .num { color: var(--no); }
.opt.dim { opacity: 0.55; }
.opt:disabled { cursor: default; }
.feedback { margin-top: 16px; padding: 16px 18px; background: var(--paper); border-radius: 12px; }
.verdict { margin: 0 0 6px; font-weight: 850; font-size: 16px; }
.verdict.ok { color: var(--ok); }
.verdict.no { color: var(--no); }
.exp { margin: 0; color: var(--ink-2); line-height: 1.7; }
.report { margin: 10px 0 0; font-size: 12.5px; }
.report a { color: var(--muted); }
.q-actions { display: flex; justify-content: space-between; gap: 8px; margin-top: 18px; }
.q-actions .btn.primary { min-width: 140px; }

/* 결과 */
.result { margin-top: 28px; padding: 28px 26px; text-align: center; }
.r-score { margin: 8px 0 4px; font-size: clamp(30px, 6vw, 44px); font-weight: 850; letter-spacing: -0.04em; }
.r-score b { color: var(--seal); }
.r-score span { font-size: 0.5em; color: var(--muted); font-weight: 700; }
.r-grade { margin: 0 0 8px; font-weight: 800; font-size: 18px; }
.r-grade.ok { color: var(--ok); }
.r-grade.no { color: var(--no); }
.r-actions { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; margin-top: 18px; }
.toast { margin: 14px auto 0; max-width: 420px; background: var(--ink); color: var(--paper); border-radius: 12px; padding: 10px 14px; font-size: 14px; font-weight: 600; }
.byera { list-style: none; margin: 0; padding: 8px 18px; }
.byera li { display: grid; grid-template-columns: 150px minmax(0, 1fr) 54px auto; gap: 12px; align-items: center; padding: 10px 0; border-bottom: 1px solid var(--line); font-size: 14.5px; }
.byera li:last-child { border-bottom: 0; }
.byera .bar { margin: 0; }
.byera a { font-size: 13px; color: var(--muted); font-weight: 650; }
@media (max-width: 560px) { .byera li { grid-template-columns: 1fr auto; } .byera .bar { grid-column: 1 / -1; order: 3; } .byera a { display: none; } }
.review, .wrong-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.rv, .wrong-list li { padding: 16px 18px; }
.rv-q { margin: 0 0 8px; font-weight: 700; line-height: 1.55; }
.rv-a { margin: 0 0 6px; color: var(--ok); font-weight: 700; }
.rv-a .mine { color: var(--no); font-weight: 650; }
.rv-e { margin: 0; color: var(--ink-2); font-size: 14.5px; }
.tag { display: inline-block; font-size: 12px; font-weight: 800; padding: 2px 8px; border-radius: 6px; margin-right: 8px; vertical-align: 1px; }
.tag.ok { background: var(--ok-soft); color: var(--ok); }
.tag.no { background: var(--no-soft); color: var(--no); }
details summary { cursor: pointer; font-weight: 700; color: var(--ink-2); margin-top: 6px; }
.empty { padding: 28px; text-align: center; }
.ad { margin-top: 20px; min-height: 100px; }
.ad-label { margin: 0 0 4px; font-size: 11px; color: var(--muted); }

/* 콘텐츠 페이지 */
.doc { max-width: 760px; }
.doc h1 { font-size: clamp(28px, 4.8vw, 40px); line-height: 1.22; letter-spacing: -0.04em; margin: 36px 0 12px; font-weight: 850; }
.doc .lead { margin-bottom: 20px; }
.doc h2 { font-size: 20px; letter-spacing: -0.03em; margin: 32px 0 10px; }
.doc p, .doc li { color: var(--ink-2); line-height: 1.75; }
.doc table { width: 100%; border-collapse: collapse; font-size: 15px; }
.doc th, .doc td { border-bottom: 1px solid var(--line); padding: 10px 8px; text-align: left; vertical-align: top; }
.doc th { font-size: 13px; color: var(--muted); }
.doc .qlist { list-style: none; padding: 0; display: grid; gap: 10px; }
.doc .qlist li { padding: 16px 18px; }
.doc .qlist ol { margin: 8px 0 0; padding-left: 1.4em; }
.doc .qlist ol li { padding: 2px 0; box-shadow: none; border: 0; background: none; }
.doc .src { font-size: 13px; color: var(--muted); }
.cta { margin: 24px 0; display: flex; gap: 10px; flex-wrap: wrap; }

/* 푸터 */
.site-footer { margin-top: 64px; padding: 26px 0 44px; border-top: 1px solid var(--line); color: var(--muted); font-size: 13.5px; }
.site-footer p { margin: 0 0 8px; max-width: 48em; }
.foot-links { display: flex; flex-wrap: wrap; gap: 16px; }
.foot-links a { color: var(--ink-2); font-weight: 650; text-decoration: none; }
@media print { .site-header, .site-footer, .hero-cta, .q-actions, .r-actions, .ad { display: none !important; } }

.q-actions #q-next { margin-left: auto; }
@media (max-width: 480px) { .q-actions #q-next { flex: 1; } }

/* 매일 알림 카드 */
.remind { padding: 20px 22px; margin: 18px 0; border-left: 4px solid var(--seal, #c92a2a); }
.remind .remind-h { margin: 4px 0 6px; font-size: 19px; letter-spacing: -0.03em; }
.remind .remind-sub { margin: 0 0 12px; }
.remind-row { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.remind-time { display: inline-flex; align-items: center; gap: 6px; font-size: 14px; color: var(--muted, #6b7180); margin-right: 4px; }
.remind-time select { font: inherit; font-size: 15px; padding: 8px 10px; border-radius: 10px; border: 1px solid var(--line, #e6dece); background: var(--card); color: inherit; }
.remind .remind-done { margin: 10px 0 0; }
@media (max-width: 560px) { .remind-row .btn { flex: 1 1 100%; text-align: center; } }

/* 헷갈림 지도·짝 */
.confuse { list-style: none; margin: 0; padding: 6px 18px; }
.confuse li { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 12px; padding: 12px 0; border-bottom: 1px solid var(--line); }
.confuse li:last-child { border-bottom: 0; }
.confuse .pair { flex: 1 1 200px; font-size: 16px; }
.confuse .cnt { color: var(--seal); font-weight: 800; font-size: 14px; }
.confuse .acts { display: flex; gap: 6px; }
.btn.sm { min-height: 36px; padding: 0 12px; font-size: 14px; border-radius: 10px; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip { display: inline-block; padding: 9px 14px; border-radius: 999px; background: var(--card); border: 1px solid var(--line-2); color: var(--ink); text-decoration: none; font-weight: 650; font-size: 14px; }
.chip:hover { border-color: var(--ink-2); }
.cmp { padding: 4px 14px; overflow-x: auto; }
.cmp table { width: 100%; border-collapse: collapse; font-size: 14px; }
.cmp th, .cmp td { border-bottom: 1px solid var(--line); padding: 10px 8px; text-align: left; vertical-align: top; line-height: 1.6; }
.cmp thead th { font-size: 15px; }
.cmp tbody th { color: var(--muted); font-size: 13px; white-space: nowrap; }
.cmp ul { margin: 0; padding-left: 1.05em; }
.cmp ul li { margin: 0 0 4px; }
.cmp td { width: 44%; }
@media (max-width: 480px) { .cmp { padding: 2px 8px; } .cmp th, .cmp td { padding: 9px 5px; font-size: 13.5px; } }
.ev-list { list-style: none; margin: 8px 0 6px; padding: 0; }
.ev-list li { display: flex; flex-wrap: wrap; align-items: center; gap: 6px 12px; padding: 10px 0; border-bottom: 1px solid var(--line); }
.ev-list li:last-child { border-bottom: 0; }
.ev-when { min-width: 96px; font-size: 15px; }
.ev-what { flex: 1 1 120px; font-weight: 700; }
.ev-list .acts { display: flex; gap: 6px; }
.install { position: relative; }
.install .install-how { margin: 0; font-size: 15px; line-height: 1.65; color: var(--ink-2); background: var(--paper-2); border-radius: 10px; padding: 10px 12px; }
.install-close { position: absolute; top: 12px; right: 12px; border: 0; background: none; color: var(--muted); font: 600 13px/1 var(--font); cursor: pointer; padding: 6px; }
/* 블로그 재료 */
.kit { padding: 18px 18px 8px; margin: 18px 0; }
.kit.done { opacity: 0.6; }
.kit h2 { margin: 0 0 4px; font-size: 19px; }
.kit img { display: block; width: 100%; max-width: 360px; height: auto; border-radius: 12px; border: 1px solid var(--line); margin: 10px 0 6px; }
.kit-img { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin: 0 0 12px; }
.kit-f { margin: 0 0 14px; }
.kit-h { display: flex; justify-content: space-between; align-items: center; margin-bottom: 6px; }
.kit textarea { width: 100%; box-sizing: border-box; font: 14px/1.6 var(--font); color: var(--ink); background: var(--paper); border: 1px solid var(--line-2); border-radius: 10px; padding: 10px; resize: vertical; }
/* 앱 안 브라우저 안내 바 */
.inapp-bar { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 10px; padding: 10px 16px; background: var(--ink); color: var(--paper); font-size: 14px; line-height: 1.5; }
.inapp-bar span { flex: 1 1 200px; }
.inapp-bar .btn.primary { background: var(--seal); border-color: var(--seal); color: #fff; }
.inapp-bar button { border: 0; background: none; color: inherit; opacity: 0.75; font: 600 13px/1 var(--font); cursor: pointer; padding: 6px; }
/* 공유 버튼 */
.share-btn { display: inline-flex; align-items: center; gap: 5px; flex: none; border: 1px solid var(--line-2); background: var(--card); color: var(--ink); border-radius: 999px; padding: 7px 12px; font: 700 14px/1 var(--font); cursor: pointer; }
.share-btn:hover { border-color: var(--ink-2); }
.share-toast { position: fixed; left: 50%; bottom: 24px; transform: translateX(-50%); background: var(--ink); color: var(--paper); padding: 12px 18px; border-radius: 12px; font-size: 14px; z-index: 50; box-shadow: var(--shadow); max-width: calc(100% - 32px); }
@media (max-width: 520px) { .share-btn span { display: none; } .share-btn { padding: 7px 9px; } .header-in { gap: 8px; } }
@media (max-width: 400px) { .nav { gap: 9px; font-size: 13px; } }