/* Layout: 최종 홈 (3회차 C "Aurora", Owner 선택 2026-10-26). 고지 띠 → 헤더 → 제목 + 시험 규격 → 실제로 풀어 보는 시험장
   → 이용 단계 → 결과 미리보기 → 가격 → 질문 → 고지. 캐나다 북쪽 밤하늘(초록·보라 오로라) + 금색 타이머. */
:root {
  --ok: #34d399; --ok-soft: rgb(52 211 153 / .14); --bad: #f87171; --bad-soft: rgb(248 113 113 / .14);
  --hero-bg: radial-gradient(900px 380px at 20% 0%, rgb(45 212 167 / .28), transparent 65%), radial-gradient(700px 360px at 85% 10%, rgb(139 92 246 / .26), transparent 60%), linear-gradient(180deg, #071a1f 0%, #0b2229 100%);
  --hero-ink: #effaf6; --hero-mut: #a6c3bd; --hero-line: rgb(255 255 255 / .12);
  --bg: #0b2229; --s: #10303a; --s2: #143843; --ink: #eaf6f3; --mut: #a6c3bd; --line: rgb(255 255 255 / .10);
  --room: rgb(9 30 36 / .82); --room-side: rgb(255 255 255 / .04); --room-ink: #eaf6f3; --room-mut: #a6c3bd; --room-line: rgb(255 255 255 / .12); --opt: rgb(255 255 255 / .03);
  --ac: #f2c14e; --ac-ink: #10220f; --ac-soft: rgb(242 193 78 / .15); --glow: 0 0 0 1px rgb(45 212 167 / .22), 0 24px 70px rgb(0 0 0 / .45);
  --notice-bg: #05141a; --notice-ink: #bcd6cf;
  --f: "Sora", system-ui, sans-serif; --fm: "Space Mono", ui-monospace, Consolas, monospace;
  color-scheme: dark;
  --r: 12px; --max: 1180px;
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html, body { background: var(--bg); }
body { margin: 0; color: var(--ink); font-family: var(--f); font-size: 16px; line-height: 1.55; }
body::before { content: ""; position: fixed; inset: 0 0 auto; height: env(safe-area-inset-top, 0px); z-index: 10; background: var(--notice-bg); }
.gut { padding-left: max(16px, env(safe-area-inset-left, 0px)); padding-right: max(16px, env(safe-area-inset-right, 0px)); }
.wrap { max-width: var(--max); margin: 0 auto; }
button, input { font: inherit; color: inherit; }
a { color: inherit; }
:focus-visible { outline: 2px solid var(--ac); outline-offset: 2px; }
@media (prefers-reduced-motion: reduce) { * { transition: none !important; animation: none !important; } }
h1, h2, h3 { text-wrap: balance; margin: 0; }


.hero { background: var(--hero-bg); color: var(--hero-ink); }
.notice { background: var(--notice-bg); color: var(--notice-ink); font-size: 13px; padding-block: 8px; }
.notice .wrap { display: flex; gap: 8px; flex-wrap: wrap; align-items: baseline; }
.notice strong { color: var(--hero-ink); }
header.top .wrap { display: flex; align-items: center; gap: 22px; padding-block: 16px; border-bottom: 1px solid var(--hero-line); }
.logo { font-weight: 600; font-size: 18px; display: flex; gap: 9px; align-items: center; text-decoration: none; white-space: nowrap; }
.logo code { font-family: var(--fm); font-size: 12px; background: var(--ac); color: var(--ac-ink); padding: 3px 7px; border-radius: 5px; }
nav.main { display: flex; gap: 22px; font-size: 15px; }
nav.main a { color: var(--hero-mut); text-decoration: none; }
nav.main a:hover { color: var(--hero-ink); }
.right { margin-left: auto; display: flex; gap: 10px; align-items: center; }
.lang { border: 1px solid var(--hero-line); background: transparent; color: var(--hero-ink); border-radius: 8px; padding: 6px 10px; font-size: 14px; cursor: pointer; }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; border: 1px solid var(--ac); background: var(--ac); color: var(--ac-ink); padding: 11px 18px; border-radius: 10px; font-size: 15px; font-weight: 600; cursor: pointer; text-decoration: none; transition: transform .15s, filter .15s; }
.btn:hover { filter: brightness(1.08); transform: translateY(-1px); }
.btn.ghost { background: transparent; color: inherit; border-color: var(--line); }
.hero .btn.ghost { border-color: var(--hero-line); color: var(--hero-ink); }
.btn.sm { padding: 7px 12px; font-size: 14px; white-space: nowrap; }
.btn:disabled { opacity: .4; cursor: not-allowed; transform: none; }

/* 히어로 배치: 안마다 다름 */
.stage { display: grid; gap: 28px; padding-block: 48px 56px; grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr); grid-template-areas: "copy room" "specs room"; align-items: start; }
.copy { grid-area: copy; display: grid; gap: 16px; align-content: start; }
.specs { grid-area: specs; align-self: end; }
.room { grid-area: room; }
.kicker { font-family: var(--fm); font-size: 12.5px; letter-spacing: .08em; text-transform: uppercase; color: var(--ac); }
.copy h1 { font-size: clamp(32px, 4.6vw, 54px); line-height: 1.05; letter-spacing: -.025em; font-weight: 700; }
.copy p { margin: 0; color: var(--hero-mut); font-size: 18px; max-width: 46ch; }
.copy .row { display: flex; gap: 10px; flex-wrap: wrap; }
.specs { display: flex; border: 1px solid var(--hero-line); border-radius: var(--r); background: rgb(255 255 255 / .04); width: max-content; max-width: 100%; }
.specs div { padding: 12px 20px; display: grid; }
.specs div + div { border-left: 1px solid var(--hero-line); }
.specs b { font-family: var(--fm); font-size: 26px; line-height: 1.15; font-variant-numeric: tabular-nums; }
.specs span { font-size: 12.5px; color: var(--hero-mut); }


.stage { grid-template-columns: minmax(0, 1fr) auto; grid-template-areas: "copy specs" "room room"; }



/* 시험장 */
.room { background: var(--room); color: var(--room-ink); border: 1px solid var(--room-line); border-radius: calc(var(--r) + 4px); display: grid; grid-template-columns: minmax(0, 1fr) 270px; overflow: hidden; box-shadow: var(--glow); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); }
.qa { padding: 26px; display: grid; gap: 16px; align-content: start; min-width: 0; }
.meta { display: flex; justify-content: space-between; gap: 10px; flex-wrap: wrap; font-family: var(--fm); font-size: 12.5px; color: var(--room-mut); letter-spacing: .03em; }
.meta .flagged { color: var(--ac); }
.stem { font-size: 21px; font-weight: 500; line-height: 1.35; margin: 0; }
.opts { display: grid; gap: 8px; }
.opt { display: flex; gap: 14px; align-items: center; text-align: left; width: 100%; border: 1px solid var(--room-line); background: var(--opt); border-radius: 10px; padding: 13px 14px; font-size: 16px; cursor: pointer; color: var(--room-ink); transition: border-color .15s, background .15s; }
.opt:hover { border-color: var(--ac); }
.opt .k { font-family: var(--fm); font-weight: 700; color: var(--ac); flex: none; width: 18px; }
.opt.sel { border-color: var(--ac); background: var(--ac-soft); }
.ctrl { display: flex; gap: 10px; flex-wrap: wrap; }
.ctrl .push { margin-left: auto; }
.room .btn.ghost { border-color: var(--room-line); color: var(--room-ink); }
.fine { font-size: 13px; color: var(--room-mut); }
.side { border-left: 1px solid var(--room-line); background: var(--room-side); padding: 20px; display: grid; gap: 16px; align-content: start; }
.timer { font-family: var(--fm); font-size: 38px; font-weight: 700; font-variant-numeric: tabular-nums; line-height: 1; }
.timer { color: var(--ac); text-shadow: 0 0 24px rgb(242 193 78 / .35); }
.tbar { height: 4px; background: var(--room-line); border-radius: 2px; overflow: hidden; }
.tbar i { display: block; height: 100%; background: var(--ac); width: 100%; transition: width 1s linear; }
.tbar i { background: linear-gradient(90deg, #2dd4a7, #f2c14e); }
.grid20 { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 6px; }
.grid20 button { font-family: var(--fm); font-size: 12.5px; padding: 7px 0; border-radius: 6px; border: 1px solid var(--room-line); background: transparent; color: var(--room-ink); cursor: pointer; }
.grid20 button.d { background: var(--ac); color: var(--ac-ink); border-color: var(--ac); }
.grid20 button.c { outline: 2px solid var(--ac); outline-offset: 1px; }
.grid20 button.f { border-style: dashed; border-color: var(--ac); }
.grid20 button.lock { color: var(--room-mut); opacity: .55; cursor: not-allowed; background: repeating-linear-gradient(135deg, transparent 0 4px, var(--room-line) 4px 5px); }
.legend { font-size: 12px; color: var(--room-mut); display: grid; gap: 2px; }
/* D: 문항판·타이머를 위쪽 진한 띠로 */

.res { display: grid; gap: 14px; }
.score { display: flex; align-items: baseline; gap: 10px; }
.score b { font-family: var(--fm); font-size: 54px; line-height: 1; font-variant-numeric: tabular-nums; }
.rev { display: grid; gap: 8px; }
.rev div { border: 1px solid var(--room-line); border-radius: 8px; padding: 10px 12px; font-size: 14.5px; display: grid; gap: 2px; }
.rev div.ok { border-left: 4px solid var(--ok); }
.rev div.no { border-left: 4px solid var(--bad); }
.rev small { color: var(--room-mut); }
.gate { background: var(--ac-soft); border-radius: 10px; padding: 16px; display: grid; gap: 10px; }
.gate span { color: var(--room-mut); }

/* 아래 구역 */
.after section { padding-block: 52px; }
.after section + section { border-top: 1px solid var(--line); }
.sec-h { display: grid; gap: 6px; margin-bottom: 22px; max-width: 62ch; }
.sec-h .kicker { color: var(--ac); }
.sec-h h2 { font-size: clamp(24px, 3vw, 32px); font-weight: 700; letter-spacing: -.015em; line-height: 1.2; }
.cards3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; }
.card { background: var(--s); border: 1px solid var(--line); border-radius: var(--r); padding: 22px; display: grid; gap: 8px; align-content: start; }
.card code { font-family: var(--fm); font-size: 12px; color: var(--ac); font-weight: 600; letter-spacing: .04em; }
.card h3 { font-size: 18px; font-weight: 600; }
.card p { margin: 0; color: var(--mut); font-size: 15px; }
.card .price { font-family: var(--fm); font-size: 30px; font-weight: 700; font-variant-numeric: tabular-nums; }
.card .price small { font-family: var(--f); font-size: 14px; color: var(--mut); font-weight: 400; }
.card ul { margin: 0; padding-left: 18px; display: grid; gap: 4px; font-size: 15px; }
.card.pro { border: 1.5px solid var(--ac); box-shadow: 0 0 0 4px var(--ac-soft); }
.card .btn.ghost { border-color: var(--line); }
.chips { display: flex; gap: 6px; flex-wrap: wrap; }
.chip { font-size: 12.5px; font-weight: 600; padding: 2px 8px; border-radius: 6px; background: var(--s2); color: var(--mut); }
.chip.ac { background: var(--ac-soft); color: var(--ac); }
.after .fine { color: var(--mut); }
.two { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 14px; align-items: start; }
.cb { display: grid; grid-template-columns: minmax(0, 1fr) 110px 36px; gap: 12px; align-items: center; font-size: 14.5px; }
.cb .bar { height: 6px; background: var(--s2); border-radius: 3px; overflow: hidden; }
.cb .bar i { display: block; height: 100%; background: linear-gradient(90deg, #2dd4a7, #f2c14e); }
.cb.weak .bar i { background: var(--bad); }
.cb span:last-child { font-family: var(--fm); font-size: 13px; text-align: right; font-variant-numeric: tabular-nums; }
.wnote { display: grid; gap: 8px; }
.wnote div { border-left: 3px solid var(--bad); padding: 4px 0 4px 12px; font-size: 14.5px; }
.wnote small { display: block; color: var(--mut); font-family: var(--fm); font-size: 11.5px; margin-top: 2px; }
.card .score b { color: var(--ac); }
.faq { background: var(--s); border: 1px solid var(--line); border-radius: var(--r); }
.faq details { padding: 16px 20px; }
.faq details + details { border-top: 1px solid var(--line); }
.faq summary { cursor: pointer; font-weight: 600; }
.faq p { margin: 10px 0 0; color: var(--mut); max-width: 70ch; }
.faq a { color: var(--ac); }
.legal { border: 1px solid var(--line); background: var(--s2); border-radius: var(--r); padding: 14px 16px; font-size: 14px; color: var(--mut); }
.legal strong { color: var(--ink); }
footer.foot { border-top: 1px solid var(--line); font-size: 13.5px; color: var(--mut); }
footer .wrap { padding-block: 24px; display: flex; gap: 16px; flex-wrap: wrap; justify-content: space-between; }
footer nav { display: flex; gap: 16px; flex-wrap: wrap; }

@media (max-width: 900px) {
  nav.main { display: none; }
  .stage { grid-template-columns: minmax(0, 1fr); grid-template-areas: "copy" "specs" "room"; }
  .specs { align-self: start; }
  .room { grid-template-columns: minmax(0, 1fr); }
  .side { order: -1; border-left: 0; border-bottom: 1px solid var(--room-line); grid-template-columns: auto minmax(0, 1fr); align-items: center; padding: 14px 16px; }
  .side .grid20, .side .legend, .side .sidecta, .side .tbar { grid-column: 1 / -1; }
  .timer { font-size: 30px; }
  .grid20 { grid-template-columns: repeat(10, minmax(0, 1fr)); gap: 4px; }
  .grid20 button { font-size: 11px; padding: 6px 0; }
  .cards3, .two { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 520px) {
  .qa { padding: 18px; } .stem { font-size: 19px; }
  .specs { width: 100%; } .specs div { flex: 1; padding: 8px 10px; } .specs b { font-size: 20px; }
  .logo .long { display: none; }
  .copy p { font-size: 16.5px; }
  .legend span:first-child { display: none; }
}

/* ---- 실제 사이트 추가분 (시안에 없던 화면: 문제 풀이·가입·가격·계정·약관) ---- */
.page { padding-block: 40px 64px; }
.page h1 { font-size: clamp(28px, 4vw, 40px); letter-spacing: -.02em; line-height: 1.1; margin-bottom: 10px; }
.page .lead { color: var(--mut); font-size: 17px; margin: 0 0 24px; max-width: 60ch; }
.narrow { max-width: 520px; }
.form { display: grid; gap: 12px; }
.form label { display: grid; gap: 6px; font-size: 14px; color: var(--mut); }
.field { width: 100%; border: 1px solid var(--line); background: var(--s2); color: var(--ink); border-radius: 10px; padding: 11px 12px; font-size: 16px; }
select.field { appearance: auto; }
.msg { border-radius: 10px; padding: 12px 14px; font-size: 14.5px; background: var(--s2); border: 1px solid var(--line); }
.msg.ok { border-left: 4px solid var(--ok); }
.msg.bad { border-left: 4px solid var(--bad); }
.msg a { color: var(--ac); word-break: break-all; }
.prose { max-width: 72ch; }
.prose h2 { font-size: 20px; margin: 28px 0 8px; }
.prose p, .prose li { color: var(--mut); }
.draft { background: var(--ac-soft); color: var(--ac); border-radius: 8px; padding: 8px 12px; font-size: 14px; margin-bottom: 16px; }
.sess { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 10px; }
.sess a { text-decoration: none; }
.sess .card { padding: 16px; gap: 4px; }
.sess .card.locked { opacity: .7; }
.nav-user { font-size: 14px; color: var(--hero-mut); max-width: 18ch; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.opt.right { border-color: var(--ok); background: var(--ok-soft); }
.opt.wrong { border-color: var(--bad); background: var(--bad-soft); }
.room.solo { grid-template-columns: minmax(0, 1fr) 270px; }
@media (max-width: 900px) { .room.solo { grid-template-columns: minmax(0, 1fr); } }
@media (max-width: 520px) {
  header.top .wrap { gap: 10px; }
  .right { gap: 6px; }
  .lang { padding: 6px 8px; font-size: 13px; }
  .right .btn.sm { padding: 7px 10px; font-size: 13px; }
}