/* 영어 감각: 모든 페이지가 함께 쓰는 스타일. 한 줄기 읽기 칼럼에 그림(stage)이 중심 장치다 */
:root {
  --bg: #F3F5F7;
  --surface: #FFFFFF;
  --fg: #16212C;
  --muted: #56636F;
  --line: #D5DCE3;
  --accent: #0B6B70;
  --accent-soft: #DCEEEE;
  --on-accent: #FFFFFF;
  --zone: rgba(11,107,112,.10);
  --good: #1E7A44;
  --good-soft: #E1F2E7;
  --warn: #9A5B0C;
  --warn-soft: #F7EBD9;
  --bad: #A1352C;
  --bad-soft: #F6E1DE;
  --f-display: "Hahmlet", "Nanum Myeongjo", serif;
  --f-body: "IBM Plex Sans KR", "Apple SD Gothic Neo", "Malgun Gothic", sans-serif;
  --f-en: "Newsreader", Georgia, "Times New Roman", serif;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) {
  --bg: #0F171E; --surface: #16212B; --fg: #E4EAF0; --muted: #9CAAB7; --line: #2A3946;
  --accent: #5CC3C5; --accent-soft: #173538; --on-accent: #0F171E; --zone: rgba(92,195,197,.12);
  --good: #6CCB91; --good-soft: #17301F; --warn: #E2AE62; --warn-soft: #34281A; --bad: #EE8A7F; --bad-soft: #3A1F1C;
  color-scheme: dark } }
:root[data-theme="dark"] {
  --bg: #0F171E; --surface: #16212B; --fg: #E4EAF0; --muted: #9CAAB7; --line: #2A3946;
  --accent: #5CC3C5; --accent-soft: #173538; --on-accent: #0F171E; --zone: rgba(92,195,197,.12);
  --good: #6CCB91; --good-soft: #17301F; --warn: #E2AE62; --warn-soft: #34281A; --bad: #EE8A7F; --bad-soft: #3A1F1C;
  color-scheme: dark }

/* 바탕 */
* { box-sizing: border-box }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--fg); font: 16px/1.75 var(--f-body); word-break: keep-all; overflow-wrap: break-word; }
[hidden] { display: none !important; }
img, svg { max-width: 100%; }
a { color: var(--accent); text-underline-offset: 3px; }
a:focus-visible, button:focus-visible, textarea:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
h1, h2, h3 { font-family: var(--f-display); text-wrap: balance; margin: 0; line-height: 1.3; }
h1 { font-size: clamp(1.9rem, 6.4vw, 2.9rem); font-weight: 800; letter-spacing: -.01em; }
h2 { font-size: clamp(1.35rem, 4.4vw, 1.6rem); font-weight: 700; }
h3 { font-size: 1.1rem; font-weight: 700; }
p { margin: 0; }
.en { font-family: var(--f-en); font-size: 1.12em; word-break: normal; }
.eyebrow { font-size: .78rem; letter-spacing: .1em; color: var(--accent); font-weight: 600; }
.muted { color: var(--muted); }
.note { font-size: .85rem; color: var(--muted); }
.hint { font-size: .92rem; color: var(--muted); }

/* 사이트 머리와 꼬리 */
.top { border-bottom: 1px solid var(--line); background: var(--surface); }
.top-in { max-width: 760px; margin: 0 auto; padding: 10px 16px; display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.brand { font: 800 1.05rem var(--f-display); color: var(--fg); text-decoration: none; display: inline-flex; align-items: center; gap: 8px; }
.brand-mark { width: 22px; height: 22px; border-radius: 50%; border: 2px dashed var(--accent); display: inline-grid; place-items: center; }
.brand-mark::after { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--accent); }
.menu { display: flex; gap: 4px; font-size: .9rem; }
.menu a { color: var(--fg); text-decoration: none; padding: 4px 10px; border-radius: 999px; }
.menu a:hover { background: var(--accent-soft); }
.menu a[aria-current="page"] { background: var(--accent); color: var(--on-accent); }
.foot { max-width: 760px; margin: 0 auto; padding: 24px 16px 56px; font-size: .82rem; color: var(--muted); display: grid; gap: 6px; border-top: 1px solid var(--line); }
.foot a { color: var(--muted); }

/* 본문 칼럼 */
.wrap { max-width: 760px; margin: 0 auto; padding-inline: 16px; padding-block: 28px 64px; display: grid; gap: 56px; }
@media (min-width: 600px) { .wrap { padding-inline: 20px; padding-block: 40px 72px; gap: 64px; } }
section { display: grid; gap: 18px; min-width: 0; }
.crumbs { font-size: .82rem; color: var(--muted); display: flex; flex-wrap: wrap; gap: 4px 6px; margin: 0; padding: 0; list-style: none; }
.crumbs li + li::before { content: "›"; margin-right: 6px; color: var(--line); }
.crumbs a { color: var(--muted); text-decoration: none; }
.crumbs a:hover { text-decoration: underline; }
.hero { display: grid; gap: 18px; }
.lede { font-size: 1.08rem; color: var(--muted); max-width: 62ch; }
.sense { display: grid; gap: 10px; border-left: 3px solid var(--accent); padding-left: 16px; }
.sense p b { color: var(--accent); font-weight: 600; margin-right: 6px; }

/* 태그: 세 문장의 종류 */
.tag { display: inline-block; font-size: .72rem; font-weight: 600; letter-spacing: .04em; padding: 1px 8px; border-radius: 999px; }
.tag.en-k { background: var(--good-soft); color: var(--good); }
.tag.ko-k { background: var(--warn-soft); color: var(--warn); }
.tag.la-k { background: var(--accent-soft); color: var(--accent); }

/* 그림 무대 */
.stage { background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 16px; display: grid; gap: 14px; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip { font: 500 .9rem var(--f-body); border: 1px solid var(--line); background: transparent; color: var(--fg); border-radius: 999px; padding: 5px 14px; cursor: pointer; }
.chip[aria-pressed="true"] { background: var(--accent); border-color: var(--accent); color: var(--on-accent); }
.stage-body { display: grid; grid-template-columns: minmax(0, 260px) minmax(0, 1fr); gap: 18px; align-items: center; }
.stage svg { width: 100%; height: auto; display: block; }
.stage-text { display: grid; gap: 10px; min-width: 0; }
.stage-text .big { font-family: var(--f-en); font-size: 1.6rem; line-height: 1.3; }
.kv { display: grid; grid-template-columns: auto 1fr; gap: 4px 12px; font-size: .92rem; margin: 0; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; }
@media (max-width: 560px) { .stage-body { grid-template-columns: 1fr; } .stage svg { max-width: 260px; margin: 0 auto; } }
@media (prefers-reduced-motion: no-preference) { .zone-item { transition: opacity .35s ease, transform .35s ease; } }

/* 카드와 대비 */
.compare { display: grid; gap: 12px; }
.row { background: var(--surface); border: 1px solid var(--line); border-radius: 12px; padding: 14px 16px; display: grid; gap: 6px; min-width: 0; align-content: start; }
.row .en { font-size: 1.2rem; }
.row.win { border-color: var(--good); }
.pair { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 12px; }
.three { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 10px; }
@media (max-width: 560px) { .pair, .three { grid-template-columns: 1fr; } }
.cmp table { border-collapse: collapse; width: 100%; font-size: .95rem; }
.cmp th, .cmp td { text-align: left; padding: 10px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
.cmp th { font-size: .78rem; letter-spacing: .06em; color: var(--muted); font-weight: 600; }
.cmp td .en { font-size: 1.05rem; }
@media (max-width: 480px) { .cmp table { font-size: .88rem; } .cmp th, .cmp td { padding: 8px 6px; } }
.tl svg { width: 100%; height: auto; display: block; }

/* 학습자 기록 */
.learner { display: grid; gap: 12px; }
.quote { border-left: 3px solid var(--line); padding-left: 14px; display: grid; gap: 4px; }
.quote q { font-weight: 500; }

/* 버튼 */
.actions { display: flex; gap: 8px; flex-wrap: wrap; }
.btn { font: 600 .92rem var(--f-body); border-radius: 999px; padding: 8px 18px; cursor: pointer; border: 1px solid var(--accent); background: var(--accent); color: var(--on-accent); text-decoration: none; display: inline-block; }
.btn.ghost { background: transparent; color: var(--accent); }
.btn[disabled] { opacity: .45; cursor: default; }

/* 문제 */
.quiz-head { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; flex-wrap: wrap; }
.progress { font-size: .85rem; color: var(--muted); font-variant-numeric: tabular-nums; }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 18px; display: grid; gap: 14px; min-width: 0; }
.card .meta { font-size: .8rem; color: var(--muted); }
.ask { font-weight: 600; }
.opts { display: grid; gap: 8px; }
.opt { text-align: left; font: inherit; color: var(--fg); background: var(--bg); border: 1px solid var(--line); border-radius: 10px; padding: 12px 14px; cursor: pointer; display: grid; gap: 4px; }
.opt .en { font-size: 1.1rem; }
.opt:disabled { cursor: default; }
.opt.right { border-color: var(--good); background: var(--good-soft); }
.opt.wrong { border-color: var(--bad); background: var(--bad-soft); }
.opt .why { font-size: .9rem; color: var(--fg); }
.feedback { display: grid; gap: 10px; border-top: 1px dashed var(--line); padding-top: 14px; }
.verdict { font-weight: 600; }
.verdict.ok { color: var(--good); }
.verdict.no { color: var(--bad); }
.feel { background: var(--accent-soft); border-radius: 10px; padding: 12px 14px; font-size: .95rem; }
textarea { width: 100%; min-height: 76px; font: 1.05rem/1.5 var(--f-en); color: var(--fg); background: var(--bg); border: 1px solid var(--line); border-radius: 10px; padding: 10px 12px; resize: vertical; }
.fixes { display: grid; gap: 8px; margin: 0; padding: 0; list-style: none; }
.fixes li { display: grid; gap: 2px; font-size: .93rem; }
.fixes li .en { font-size: 1rem; }
.done { text-align: center; display: grid; gap: 8px; }
.done .score { font-family: var(--f-display); font-size: 2.4rem; font-weight: 800; color: var(--accent); font-variant-numeric: tabular-nums; }

/* 표제어 카드 */
.grp { display: grid; gap: 10px; }
.gh { font-weight: 600; }
.num { color: var(--accent); font-family: var(--f-display); }
.vcs { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 150px), 1fr)); gap: 10px; }
.vc { display: grid; gap: 2px; padding: 12px 14px; border-radius: 12px; border: 1px dashed var(--line); color: var(--muted); text-decoration: none; min-width: 0; }
a.vc { border: 1px solid var(--accent); background: var(--surface); color: var(--fg); }
a.vc:hover { background: var(--accent-soft); }
.vc .w { font-size: 1.5rem; line-height: 1.2; }
.vc .pic { font-size: .9rem; }
.vc .st { font-size: .75rem; letter-spacing: .06em; font-weight: 600; color: var(--muted); }
a.vc .st { color: var(--accent); }
.steps { margin: 0; padding-left: 1.3em; display: grid; gap: 8px; }

/* 연습으로 잇기, 앞뒤 표제어 */
.links { display: grid; gap: 10px; }
.link-card { display: grid; gap: 2px; padding: 14px 16px; border-radius: 12px; border: 1px solid var(--line); background: var(--surface); color: var(--fg); text-decoration: none; }
.link-card:hover { border-color: var(--accent); }
.link-card .t { font-weight: 600; }
.link-card .s { font-size: .85rem; color: var(--muted); }
.pager { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.pager a { display: grid; gap: 0; padding: 12px 16px; border-radius: 12px; border: 1px solid var(--line); background: var(--surface); text-decoration: none; color: var(--fg); }
.pager a:hover { border-color: var(--accent); }
.pager .k { font-size: .78rem; color: var(--muted); }
.pager .next { text-align: right; grid-column: 2; }
@media (max-width: 480px) { .vcs { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; } .vc .w { font-size: 1.3rem; } .vc .pic { font-size: .82rem; } }
span.en { line-height: 1; }
.crumbs + .hero { margin-top: -32px; }