/* ===========================================================================
 * 러닝 훈련 처방소 — 야간 스타디움.
 * 강도 색(E·M·T·CV·I·R)은 장식이 아니라 Daniels 강도 체계 그대로이고,
 * 명도가 단조 감소하도록 맞췄다 — 흑백이나 색각 이상에서도 순서가 읽힌다.
 * 다크 우선: bare :root 가 다크, prefers-color-scheme:light 와
 * [data-theme="light"] 에서 같은 토큰을 라이트로 다시 정의한다.
 * 모바일 우선: 기본 크기가 폰 기준이고, 큰 화면에서 조여 준다.
 * =========================================================================== */

:root {
  color-scheme: dark;
  --bg: #080c10;
  --surface: #111820;
  --surface-2: #172129;
  --sunken: #0c1217;
  --line: #26323c;
  --line-soft: #1b242c;
  --ink: #edf3f7;
  --ink-2: #b6c4cf;
  --ink-3: #8496a3;
  --accent: #3de0ee;
  --accent-2: #d24c80;
  --accent-ink: #04232a;
  --accent-soft: rgba(61, 224, 238, 0.13);

  --z-e: #83e2b8;
  --z-m: #8ecbf7;
  --z-t: #cfa838;
  --z-cv: #e28a37;
  --z-i: #e0603f;
  --z-r: #d24c80;
  --z-rest: #64737f;

  --good: #83e2b8;
  --ok: #8ecbf7;
  --warn: #cfa838;
  --bad: #e0603f;

  --grid-ink: rgba(237, 243, 247, 0.09);
  --shadow: 0 1px 0 rgba(255, 255, 255, 0.03), 0 10px 30px -18px rgba(0, 0, 0, 0.9);
  --radius: 12px;
  /* 전부 Pretendard 하나로 쓴다. 숫자는 tabular-nums 로 자릿수를 맞춘다 */
  --f-body: 'PretendardSub', 'Pretendard Variable', Pretendard, -apple-system, BlinkMacSystemFont,
            system-ui, 'Apple SD Gothic Neo', 'Malgun Gothic', sans-serif;
  --f-display: var(--f-body);
  --f-mono: var(--f-body);
}

/* 이 사이트에 쓰이는 글자만 남긴 Pretendard (145KB, 400~900 가변).
 * scripts/build-font.mjs 가 만든다 — 한국어 문장을 새로 넣으면 다시 돌릴 것. */
@font-face {
  font-family: 'PretendardSub';
  font-weight: 45 920;
  font-style: normal;
  font-display: swap;
  src: local('Pretendard Variable'), local('Pretendard'),
       url('../fonts/pretendard-subset.woff2') format('woff2');
}

@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) {
    color-scheme: light;
    --bg: #eceff2;
    --surface: #ffffff;
    --surface-2: #f5f8fa;
    --sunken: #e4e9ed;
    --line: #c8d3db;
    --line-soft: #dce3e9;
    --ink: #0b1216;
    --ink-2: #3a4852;
    --ink-3: #66767f;
    --accent: #0a7c88;
    --accent-2: #8e1552;
    --accent-ink: #ffffff;
    --accent-soft: rgba(10, 124, 136, 0.1);
    --z-e: #22a077;
    --z-m: #3f78c4;
    --z-t: #8a6a06;
    --z-cv: #a1500c;
    --z-i: #a83018;
    --z-r: #8e1552;
    --z-rest: #74838d;
    --good: #22a077;
    --ok: #3f78c4;
    --warn: #8a6a06;
    --bad: #a83018;
    --grid-ink: rgba(11, 18, 22, 0.1);
    --shadow: 0 1px 2px rgba(16, 30, 40, 0.06), 0 12px 28px -20px rgba(16, 30, 40, 0.4);
  }
}
:root[data-theme="light"] {
  color-scheme: light;
  --bg: #eceff2;
  --surface: #ffffff;
  --surface-2: #f5f8fa;
  --sunken: #e4e9ed;
  --line: #c8d3db;
  --line-soft: #dce3e9;
  --ink: #0b1216;
  --ink-2: #3a4852;
  --ink-3: #66767f;
  --accent: #0a7c88;
  --accent-2: #8e1552;
  --accent-ink: #ffffff;
  --accent-soft: rgba(10, 124, 136, 0.1);
  --z-e: #22a077;
  --z-m: #3f78c4;
  --z-t: #8a6a06;
  --z-cv: #a1500c;
  --z-i: #a83018;
  --z-r: #8e1552;
  --z-rest: #74838d;
  --good: #22a077;
  --ok: #3f78c4;
  --warn: #8a6a06;
  --bad: #a83018;
  --grid-ink: rgba(11, 18, 22, 0.1);
  --shadow: 0 1px 2px rgba(16, 30, 40, 0.06), 0 12px 28px -20px rgba(16, 30, 40, 0.4);
}

/* Pretendard 를 못 불러온 경우 — 시스템 한글 글꼴은 자간이 넓고 굵기가 다르다 */
:root[data-font="fallback"] {
  --f-body: -apple-system, BlinkMacSystemFont, system-ui, 'Apple SD Gothic Neo', 'Malgun Gothic', sans-serif;
  letter-spacing: -0.012em;
}
:root[data-font="fallback"] .hero h1 { letter-spacing: -0.05em; }
:root[data-font="fallback"] .tile .v,
:root[data-font="fallback"] .hstat .v { font-weight: 700; }

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--f-body);
  font-size: 16px;
  line-height: 1.75;               /* 한글은 라틴보다 행간이 넉넉해야 읽힌다 */
  letter-spacing: -0.003em;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  /* 한국어 줄바꿈: 낱말 중간에서 끊지 않는다. 긴 영문·URL 만 강제로 끊는다 */
  word-break: keep-all;
  overflow-wrap: break-word;
}
.wrap { width: 100%; max-width: 1180px; margin: 0 auto; padding: 0 18px; }
h1, h2, h3, h4 {
  font-family: var(--f-display); font-weight: 700; margin: 0;
  line-height: 1.35; letter-spacing: -0.02em; text-wrap: balance;
}
p { margin: 0; text-wrap: pretty; }                 /* 마지막 줄에 한 낱말만 남지 않게 */
code { font-family: var(--f-mono); font-size: 0.9em; background: var(--sunken); padding: 1px 5px; border-radius: 4px; color: var(--ink-2); }
a { color: var(--accent); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 4px; }
.mono, .num-cell, .wk-km, .kvcard .v, .tile .v, .hstat .v, input[type="text"], input[type="number"] {
  font-variant-numeric: tabular-nums;
}

/* =======================================================================
 * 히어로 — 야간 트랙을 달리는 느낌. 캔버스는 배경, 글자는 그 위.
 * ======================================================================= */
.hero {
  position: relative; isolation: isolate; overflow: hidden;
  border-bottom: 1px solid var(--line);
  padding: 46px 0 34px;
  background:
    radial-gradient(120% 90% at 15% 0%, rgba(61, 224, 238, 0.10), transparent 60%),
    radial-gradient(90% 80% at 92% 12%, rgba(210, 76, 128, 0.12), transparent 62%),
    linear-gradient(180deg, var(--surface) 0%, var(--bg) 92%);
}
#heroCanvas { position: absolute; inset: 0; width: 100%; height: 100%; z-index: -1; opacity: 0.55; }
.hero-inner { display: flex; flex-direction: column; gap: 15px; position: relative; }
.eyebrow {
  font-family: var(--f-display); font-size: 12px; font-weight: 700;
  letter-spacing: 0.04em; color: var(--accent);
  display: flex; align-items: center; gap: 9px;
}
.eyebrow::before { content: ""; width: 26px; height: 2px; background: var(--accent); flex: none; }
.hero h1 {
  font-size: clamp(2.4rem, 11.5vw, 5.2rem); line-height: 1.04; letter-spacing: -0.04em;
  font-weight: 900; text-transform: none; display: flex; flex-direction: column;
}
.hero h1 .h1-b {
  background: linear-gradient(96deg, var(--accent) 10%, var(--accent-2) 92%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
  padding-right: 0.06em;
}
.lede { max-width: 34em; color: var(--ink-2); font-size: 1rem; line-height: 1.75; }
.lede strong { color: var(--ink); font-weight: 700; }

.hero-stats { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; margin-top: 6px; }
.hstat {
  border: 1px solid var(--line); border-radius: 10px; padding: 11px 13px;
  background: color-mix(in srgb, var(--surface) 72%, transparent);
  backdrop-filter: blur(6px);
  display: flex; flex-direction: column; gap: 1px;
}
.hstat .k { font-family: var(--f-display); font-size: 10.5px; letter-spacing: 0.05em; text-transform: uppercase; color: var(--ink-3); }
.hstat .v { font-family: var(--f-display); font-weight: 800; font-size: 1.55rem; font-variant-numeric: tabular-nums; letter-spacing: -0.02em; line-height: 1.15; }
.hstat .s { font-size: 11.5px; color: var(--ink-3); }

.roster {
  list-style: none; display: flex; flex-wrap: wrap; gap: 5px 0; margin: 4px 0 0; padding: 0;
  font-family: var(--f-display); font-size: 11px; letter-spacing: 0.08em; color: var(--ink-3);
}
.roster li { padding: 0 9px; border-left: 1px solid var(--line); white-space: nowrap; }
.roster li:first-child { padding-left: 0; border-left: 0; }
.hero-cta {
  align-self: flex-start; margin-top: 4px; text-decoration: none;
  font-family: var(--f-display); font-weight: 700; font-size: 15px; letter-spacing: 0.02em;
  background: var(--accent); color: var(--accent-ink); padding: 12px 22px; border-radius: 8px;
  display: inline-flex; align-items: center; gap: 9px; transition: transform 0.15s ease;
}
.hero-cta:hover { transform: translateX(3px); }

/* 섹션 이동 칩 — 모바일에서 특히 중요 */
.navchips {
  position: sticky; top: 0; z-index: 30; background: color-mix(in srgb, var(--bg) 92%, transparent);
  backdrop-filter: blur(10px); border-bottom: 1px solid var(--line);
}
.navchips ul {
  list-style: none; margin: 0; padding: 9px 18px; display: flex; gap: 7px;
  overflow-x: auto; scrollbar-width: none; -webkit-overflow-scrolling: touch;
}
.navchips ul::-webkit-scrollbar { display: none; }
.navchips a {
  display: block; white-space: nowrap; text-decoration: none; font-size: 13px; font-weight: 500;
  color: var(--ink-2); border: 1px solid var(--line); border-radius: 99px; padding: 6px 14px;
}
.navchips a.on { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); font-weight: 700; }

/* =======================================================================
 * 입력 콘솔
 * ======================================================================= */
.console {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: var(--shadow); margin: 24px 0 0; padding: 20px;
  display: flex; flex-direction: column; gap: 20px; scroll-margin-top: 60px;
}
.console-head { display: flex; flex-wrap: wrap; align-items: baseline; gap: 10px; }
.console-head h2 { font-size: 1.25rem; }
.hint { color: var(--ink-3); font-size: 13px; }
.console fieldset { border: 0; border-top: 1px solid var(--line-soft); margin: 0; padding: 16px 0 0; }
.console legend {
  font-family: var(--f-display); font-size: 12px; font-weight: 700; letter-spacing: 0.05em;
  text-transform: uppercase; color: var(--ink-2); padding: 0 10px 0 0;
  display: flex; align-items: center; gap: 9px;
}
.console legend .num {
  display: grid; place-items: center; width: 20px; height: 20px; border-radius: 50%;
  background: var(--accent); color: var(--accent-ink); font-size: 11px; font-weight: 800;
}
.grid { display: grid; grid-template-columns: 1fr; gap: 14px; margin-top: 14px; }
.fld { display: flex; flex-direction: column; gap: 6px; min-width: 0; }
.lab { font-size: 13.5px; font-weight: 500; color: var(--ink-2); display: flex; align-items: center; gap: 6px; }
.lab small { color: var(--ink-3); font-weight: 400; }
.lab em {
  font-style: normal; font-size: 10px; letter-spacing: 0.08em; padding: 1px 5px; border-radius: 3px;
  background: var(--accent-soft); color: var(--accent); font-family: var(--f-display); font-weight: 700;
}
.lab em.opt { background: var(--sunken); color: var(--ink-3); }
.help { font-size: 12px; color: var(--ink-3); line-height: 1.5; }
input[type="text"], input[type="number"], input[type="date"], select {
  width: 100%; min-width: 0; font: inherit; font-size: 16px;   /* 16px 미만이면 iOS 가 확대한다 */
  background: var(--sunken); color: var(--ink);
  border: 1px solid var(--line); border-radius: 8px; padding: 11px 12px;
}
input[type="text"], input[type="number"] { font-family: var(--f-mono); font-variant-numeric: tabular-nums; }
select { font-family: var(--f-body); }
.row { display: flex; gap: 8px; }
.row select { flex: 0 0 42%; }
.check { display: flex; align-items: center; gap: 10px; font-size: 14px; color: var(--ink-2); line-height: 1.4; min-height: 34px; }
.check input { accent-color: var(--accent); width: 20px; height: 20px; margin: 0; flex: none; }
.checks { display: flex; flex-direction: column; gap: 4px; justify-content: center; }
.console-foot { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; border-top: 1px solid var(--line-soft); padding-top: 16px; }
.btn {
  font-family: var(--f-body); font-size: 15px; font-weight: 600; cursor: pointer;
  padding: 12px 20px; border-radius: 8px; border: 1px solid var(--line);
  background: var(--surface-2); color: var(--ink); min-height: 46px;
}
.btn:hover { border-color: var(--accent); color: var(--accent); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); font-weight: 800; flex: 1 1 auto; }
.btn.primary:hover { filter: brightness(1.1); color: var(--accent-ink); }
.err { color: var(--bad); font-size: 13.5px; font-weight: 600; width: 100%; }

/* =======================================================================
 * 섹션 공통
 * ======================================================================= */
.sect { margin: 44px 0 0; scroll-margin-top: 58px; }
.sect-h { font-size: 1.5rem; display: flex; flex-wrap: wrap; align-items: center; gap: 10px; letter-spacing: -0.015em; }
.sect-n {
  font-family: var(--f-display); font-size: 11px; font-weight: 700; letter-spacing: 0.05em;
  text-transform: uppercase; color: var(--accent-ink); background: var(--accent);
  border-radius: 4px; padding: 3px 8px;
}
.sect-note { color: var(--ink-3); font-size: 13.5px; margin-top: 8px; max-width: 72ch; }
.sect-note strong { color: var(--ink-2); }

/* 입력 경고 */
.alert {
  background: var(--surface); border: 1px solid var(--line); border-left: 4px solid var(--bad);
  border-radius: 10px; padding: 14px 16px; margin-top: 16px; font-size: 14.5px;
  color: var(--ink-2); line-height: 1.72;
}
.alert.soft { border-left-color: var(--warn); }
.alert b { display: block; color: var(--ink); font-family: var(--f-display); font-size: 15px; margin-bottom: 4px; }
.alert b + b, .alert > b:not(:first-child) { display: inline; font-size: inherit; margin: 0; }

/* 진단 타일 */
.tiles { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 9px; margin-top: 16px; }
.tile {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 14px; display: flex; flex-direction: column; gap: 3px; position: relative; overflow: hidden;
}
.tile::after {
  content: ""; position: absolute; right: -26px; top: -26px; width: 74px; height: 74px;
  border-radius: 50%; border: 14px solid var(--accent-soft);
}
.tile .k { font-size: 11px; letter-spacing: 0.05em; text-transform: uppercase; font-family: var(--f-display); color: var(--ink-3); font-weight: 600; }
.tile .v { font-family: var(--f-display); font-size: 2.1rem; font-weight: 800; font-variant-numeric: tabular-nums; line-height: 1.08; letter-spacing: -0.03em; }
.tile .s { font-size: 12.5px; color: var(--ink-2); position: relative; }

/* =======================================================================
 * 페이스 — 표가 아니라 그리드 카드. 폰에서도 안 깨진다.
 * ======================================================================= */
.paces { margin-top: 16px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); overflow: hidden; }
.pacehead { display: none; }
.pace {
  display: grid; grid-template-columns: 1fr auto; gap: 4px 12px; align-items: center;
  padding: 13px 14px 13px 16px; border-bottom: 1px solid var(--line-soft);
  border-left: 5px solid var(--c); position: relative;
}
.pace:last-child { border-bottom: 0; }
.pace .pz { display: flex; align-items: baseline; gap: 8px; flex-wrap: wrap; }
.pace .pname { font-weight: 700; font-size: 15px; }
.pace .palias { font-size: 11px; color: var(--ink-3); flex-basis: 100%; line-height: 1.4; }
.pace .pkey {
  font-family: var(--f-display); font-size: 11px; font-weight: 700; letter-spacing: 0.05em;
  color: var(--c); border: 1px solid var(--c); border-radius: 3px; padding: 0 5px;
}
.pace .pval { font-family: var(--f-mono); font-size: 18px; font-weight: 700; font-variant-numeric: tabular-nums; text-align: right; white-space: nowrap; }
.pace .pval small { display: block; font-size: 11px; font-weight: 400; color: var(--ink-3); }
.pace .p400 { grid-column: 2; grid-row: 2; }
.pace .pfeel { font-size: 13px; color: var(--ink-2); grid-column: 1; grid-row: 2; align-self: start; }
.pace .puse { font-size: 12.5px; color: var(--ink-3); display: block; margin-top: 2px; }
.pace .psrc { font-family: var(--f-display); font-size: 11px; color: var(--ink-3); grid-column: 1 / -1; grid-row: 3; }

/* 심박 */
.hrbox { margin-top: 12px; display: grid; grid-template-columns: 1fr; gap: 10px; }
.hrcard { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px; }
.hrcard h3 { font-size: 12px; letter-spacing: 0.05em; text-transform: uppercase; color: var(--ink-3); font-family: var(--f-display); font-weight: 700; }
.hrzones { list-style: none; margin: 12px 0 0; padding: 0; display: flex; flex-direction: column; gap: 8px; }
.hrzones li { display: grid; grid-template-columns: 82px 1fr 74px; align-items: center; gap: 9px; font-size: 12.5px; }
.hrzones .bar { height: 9px; border-radius: 5px; background: var(--sunken); overflow: hidden; }
.hrzones .bar i { display: block; height: 100%; border-radius: 5px; }
.hrzones .num-cell { text-align: right; }
.maf { font-family: var(--f-display); font-size: 2.3rem; font-weight: 800; color: var(--z-e); line-height: 1.1; }
.hrcard p { font-size: 12.5px; color: var(--ink-3); margin-top: 8px; }

/* =======================================================================
 * 표 (거리 환산 등)
 * ======================================================================= */
.tablewrap { overflow-x: auto; margin-top: 14px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { text-align: left; padding: 11px 14px; border-bottom: 1px solid var(--line-soft); vertical-align: middle; }
thead th {
  font-family: var(--f-display); font-size: 11px; letter-spacing: 0.05em; text-transform: uppercase;
  color: var(--ink-3); font-weight: 700; background: var(--surface-2); white-space: nowrap;
}
tbody tr:last-child td { border-bottom: 0; }
.num-cell { font-family: var(--f-mono); font-variant-numeric: tabular-nums; white-space: nowrap; }
tr.goalrow { background: var(--accent-soft); }
tr.goalrow td { font-weight: 700; }
tfoot td { color: var(--ink-3); font-size: 12.5px; background: var(--surface-2); line-height: 1.55; }

/* =======================================================================
 * 목표 판정
 * ======================================================================= */
.goalgrid { display: grid; grid-template-columns: 1fr; gap: 10px; margin-top: 16px; }
.verdict { border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; background: var(--surface); display: flex; flex-direction: column; gap: 12px; position: relative; overflow: hidden; }
.verdict::before { content: ""; position: absolute; inset: 0 0 auto 0; height: 4px; background: var(--vc); }
.verdict .badge {
  align-self: flex-start; font-family: var(--f-display); font-weight: 800; font-size: 15px;
  letter-spacing: 0.02em; padding: 5px 13px; border-radius: 6px; background: var(--vc); color: var(--bg);
}
.verdict p { font-size: 13.5px; color: var(--ink-2); }
.kvcard { border: 1px solid var(--line); border-radius: var(--radius); padding: 16px; background: var(--surface); display: flex; flex-direction: column; gap: 5px; }
.kvcard .k { font-size: 11px; letter-spacing: 0.05em; text-transform: uppercase; font-family: var(--f-display); color: var(--ink-3); font-weight: 600; }
.kvcard .v { font-family: var(--f-mono); font-size: 1.85rem; font-weight: 700; font-variant-numeric: tabular-nums; letter-spacing: -0.02em; line-height: 1.15; }
.kvcard .s { font-size: 12.5px; color: var(--ink-2); }

/* VDOT 눈금 — 현재 / 도달 예상 / 목표 필요 */
.vscale { margin-top: 4px; }
.vscale svg { width: 100%; height: auto; display: block; overflow: visible; }

/* =======================================================================
 * 차트
 * ======================================================================= */
.chartcard { margin-top: 16px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); padding: 16px 16px 12px; }
.chartcard h3 { font-size: 14px; }
.chartcard .csub { font-size: 12.5px; color: var(--ink-3); margin-top: 3px; }
.chartcard svg { width: 100%; height: auto; display: block; margin-top: 12px; overflow: visible; }
.chartcard .clegend { display: flex; flex-wrap: wrap; gap: 6px 14px; margin-top: 10px; font-size: 12px; color: var(--ink-2); }
.chartcard .clegend span { display: inline-flex; align-items: center; gap: 6px; }
.chartcard .clegend i { width: 11px; height: 11px; border-radius: 3px; flex: none; }
.chart-txt { fill: var(--ink-3); font-family: var(--f-body); font-size: 11px; font-variant-numeric: tabular-nums; }
.chart-txt-b { fill: var(--ink-2); font-family: var(--f-body); font-size: 11.5px; font-weight: 600; font-variant-numeric: tabular-nums; }
.chart-grid { stroke: var(--grid-ink); stroke-width: 1; }

/* 강도 분포 막대 */
.mixbar { display: flex; height: 34px; border-radius: 8px; overflow: hidden; margin-top: 12px; gap: 2px; }
.mixbar i { display: block; height: 100%; display: grid; place-items: center; font-family: var(--f-mono); font-size: 12px; font-weight: 700; font-style: normal; color: var(--bg); }

/* =======================================================================
 * 단계 타임라인
 * ======================================================================= */
.timeline { display: flex; flex-direction: column; gap: 6px; margin-top: 16px; }
.phase {
  border: 1px solid var(--line); border-left: 5px solid var(--c);
  border-radius: 10px; background: var(--surface); padding: 13px 15px;
  display: flex; flex-direction: column; gap: 4px;
}
.phase .ptop { display: flex; align-items: baseline; gap: 10px; flex-wrap: wrap; }
.phase .pno { font-family: var(--f-display); font-size: 11px; font-weight: 800; color: var(--c); letter-spacing: 0.05em; }
.phase h3 { font-size: 16px; }
.phase .pw { font-family: var(--f-mono); font-size: 12.5px; color: var(--ink-2); margin-left: auto; font-weight: 700; }
.phase .pa { font-size: 13px; color: var(--ink-3); line-height: 1.55; }
.phase .pc { font-family: var(--f-display); font-size: 11px; color: var(--ink-3); }

/* =======================================================================
 * 주차 계획
 * ======================================================================= */
.weeks { display: flex; flex-direction: column; gap: 7px; margin-top: 16px; }
details.week { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
details.week[open] { border-color: var(--accent); }
.week summary {
  cursor: pointer; padding: 12px 14px; list-style: none;
  display: grid; grid-template-columns: auto 1fr auto; gap: 3px 11px; align-items: center;
}
.week summary::-webkit-details-marker { display: none; }
.week summary:hover { background: var(--surface-2); }
.wk-n {
  font-family: var(--f-display); font-weight: 800; font-size: 16px;
  background: var(--sunken); border-radius: 8px; padding: 7px 9px; text-align: center; min-width: 46px;
  grid-row: span 2;
}
.wk-n small { display: block; font-family: var(--f-mono); font-size: 10px; color: var(--ink-3); font-weight: 400; letter-spacing: -0.02em; }
.wk-phase { font-size: 13px; font-weight: 600; display: flex; align-items: center; gap: 7px; color: var(--ink-2); }
.wk-dot { width: 9px; height: 9px; border-radius: 50%; background: var(--c); flex: none; }
.wk-km { font-family: var(--f-mono); font-size: 16px; font-weight: 700; font-variant-numeric: tabular-nums; text-align: right; }
.wk-km small { color: var(--ink-3); font-weight: 400; font-size: 11px; }
.wk-key { font-size: 12px; color: var(--ink-3); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.wk-hard { font-family: var(--f-mono); font-size: 11px; color: var(--ink-3); white-space: nowrap; text-align: right; }
.wk-race { color: var(--accent); font-weight: 700; }
.wk-body { border-top: 1px solid var(--line); }
/* minmax(0,1fr) 이 아니면 nowrap 인 표기 줄이 트랙을 밀어 행이 화면 밖으로 나간다 */
.day {
  display: grid; grid-template-columns: 34px minmax(0, 1fr); gap: 3px 11px; padding: 12px 14px;
  border-bottom: 1px solid var(--line-soft); border-left: 5px solid var(--c);
}
.day .t, .day .dt { min-width: 0; }
.day:last-child { border-bottom: 0; }
.day.rest { border-left-color: var(--z-rest); }
.day.rest .t { color: var(--ink-3); }
.day .d {
  font-family: var(--f-display); font-weight: 800; font-size: 13px; color: var(--ink-3);
  grid-row: span 2; padding-top: 2px;
}
.day .t { font-size: 14.5px; font-weight: 700; color: var(--c); line-height: 1.35; }
.day .t small { display: block; font-family: var(--f-mono); font-size: 11.5px; color: var(--ink-3); font-weight: 400; }
.day .dt { font-size: 13.5px; color: var(--ink-2); grid-column: 2; line-height: 1.6; display: flex; flex-direction: column; gap: 6px; }
.day .dlead { color: var(--ink); }
.day .dwhy { color: var(--ink-3); }
.day .by {
  color: var(--ink-3); font-size: 12px; display: flex; align-items: center; gap: 7px;
  letter-spacing: 0.01em;
}
.day .by::before { content: ""; width: 14px; height: 1px; background: var(--line); flex: none; }
.tag {
  display: inline-block; font-family: var(--f-display); font-size: 10.5px; font-weight: 700; letter-spacing: 0.05em;
  border: 1px solid var(--z-m); color: var(--z-m); border-radius: 3px; padding: 0 6px; margin-right: 6px;
  vertical-align: 1px;
}

/* =======================================================================
 * 코치 카드 — 사진 대신 배번호 메달리온
 * ======================================================================= */
.coaches { display: grid; grid-template-columns: 1fr; gap: 10px; margin-top: 18px; }
.coach {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 16px; display: flex; flex-direction: column; gap: 10px;
}
.coach.off { background: var(--surface-2); }
.coach .chead { display: grid; grid-template-columns: 52px 1fr; gap: 12px; align-items: center; }
.bib {
  width: 52px; height: 52px; border-radius: 50%; display: grid; place-items: center;
  font-family: var(--f-display); font-weight: 800; font-size: 17px;
  color: var(--ink); border: 2px solid var(--c); background: var(--sunken); letter-spacing: 0.02em;
}
.coach h3 { font-size: 16px; }
.coach .rom { font-family: var(--f-display); font-size: 12px; color: var(--ink-2); display: block; }
.coach .meta { font-size: 11.5px; color: var(--ink-3); display: block; }
.coach .th { font-size: 13.5px; color: var(--ink-2); }
.coach .ath { font-size: 12px; color: var(--ink-3); }
.coach .app { font-size: 13.5px; border-left: 3px solid var(--accent); padding-left: 12px; color: var(--ink); }
.coach .app b { color: var(--accent); font-family: var(--f-display); font-size: 11px; letter-spacing: 0.05em; display: block; text-transform: uppercase; margin-bottom: 3px; font-weight: 700; }
.wbar { margin-top: auto; display: flex; align-items: center; gap: 9px; font-family: var(--f-mono); font-size: 11px; color: var(--ink-3); }
.wbar .bar { flex: 1; height: 6px; border-radius: 3px; background: var(--sunken); overflow: hidden; }
.wbar .bar i { display: block; height: 100%; background: var(--accent); border-radius: 3px; }

/* =======================================================================
 * 야소 800
 * ======================================================================= */
#yasso { display: flex; flex-direction: column; gap: 12px; margin-top: 16px; }
#yasso .tiles, #yasso .chartcard, #yasso .guard { margin-top: 0; }
.ynote {
  background: var(--surface); border: 1px solid var(--line); border-left: 4px solid var(--warn);
  border-radius: 10px; padding: 14px 16px; font-size: 13.5px; color: var(--ink-2);
}
.ycmp { display: flex; flex-direction: column; gap: 9px; margin-top: 12px; }
.ycmp div { font-size: 13px; color: var(--ink-3); line-height: 1.55; }
.ycmp .ck { display: block; font-family: var(--f-mono); font-weight: 700; font-size: 14px; }
.ycmp strong { color: var(--ink-2); }
.ywarn {
  margin-top: 12px; padding: 11px 13px; border-radius: 8px; font-size: 13px; line-height: 1.6;
  background: var(--sunken); color: var(--ink-2); border-left: 3px solid var(--z-i);
}
.ywarn.ok { border-left-color: var(--good); }
.ywarn b { font-family: var(--f-mono); color: var(--ink); }
.yprog { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 12px; }
.ychip {
  display: inline-flex; align-items: baseline; gap: 7px; font-size: 12.5px; color: var(--ink-2);
  background: var(--sunken); border: 1px solid var(--line); border-radius: 8px; padding: 6px 11px;
  font-family: var(--f-mono);
}
.ychip b { font-family: var(--f-display); color: var(--accent); font-size: 13px; }

/* =======================================================================
 * 표기법 범례 · 세션 표기 줄 · 용어 설명
 * ======================================================================= */
.dcode {
  display: block; font-family: var(--f-mono); font-size: 13px; line-height: 1.5;
  font-variant-numeric: tabular-nums; font-weight: 500; letter-spacing: 0.01em;
  background: var(--sunken); border: 1px solid var(--line-soft); border-radius: 6px;
  padding: 7px 10px; margin: 0; color: var(--ink);
  /* 폰에서는 잘리는 것보다 두 줄이 낫다. 낱말 단위로만 접는다 */
  white-space: normal; word-break: keep-all; overflow-wrap: break-word;
}
details.legend {
  margin-top: 12px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden;
}
details.legend > summary {
  cursor: pointer; list-style: none; padding: 13px 15px; font-size: 13.5px; color: var(--ink-2);
  display: flex; align-items: center; gap: 9px; flex-wrap: wrap; min-height: 46px;
}
details.legend > summary::-webkit-details-marker { display: none; }
details.legend > summary:hover { background: var(--surface-2); }
.lgsum { font-family: var(--f-display); font-weight: 700; color: var(--ink); font-size: 14px; }
.lgmore { margin-left: auto; font-size: 12px; color: var(--accent); }
details.legend[open] .lgmore::after { content: " ▲"; }
details.legend:not([open]) .lgmore::after { content: " ▼"; }
.lgbody { padding: 0 15px 15px; display: flex; flex-direction: column; gap: 12px; }
.lgbody table { font-size: 13px; }
.lgbody td:first-child { font-family: var(--f-mono); font-weight: 700; white-space: nowrap; width: 1%; }
.gnote { color: var(--ink-3); display: block; font-size: 12px; margin-top: 2px; }
.lgfoot { font-size: 12.5px; color: var(--ink-3); }
.exbox { background: var(--sunken); border-radius: 10px; padding: 13px; display: flex; flex-direction: column; gap: 7px; }
.exlab { font-family: var(--f-display); font-size: 11px; letter-spacing: 0.05em; text-transform: uppercase; color: var(--accent); font-weight: 700; }
.exbox p { font-size: 13px; color: var(--ink-2); }
.excalc { border-top: 1px solid var(--line); padding-top: 8px; }
.excalc b { color: var(--ink); }

/* 본문 속 용어 버튼 */
button.gl {
  font: inherit; color: inherit; background: none; border: 0; padding: 0 1px; cursor: pointer;
  border-bottom: 1px dashed var(--accent); color: var(--ink);
}
button.gl:hover { background: var(--accent-soft); }
button.gl::after { content: "?"; font-size: 9px; vertical-align: super; color: var(--accent); font-family: var(--f-display); font-weight: 700; margin-left: 1px; }
.glpop {
  position: fixed; z-index: 95; display: none; width: min(320px, calc(100vw - 20px));
  background: var(--surface); border: 1px solid var(--accent); border-radius: 10px;
  box-shadow: var(--shadow); padding: 14px 15px; font-size: 13px;
}
.glpop h4 { font-size: 15px; margin-bottom: 1px; padding-right: 22px; }
.glpop-close {
  position: absolute; top: 8px; right: 8px; background: none; border: 0; color: var(--ink-3);
  cursor: pointer; font-size: 13px; line-height: 1; padding: 4px;
}
.glmore { display: inline-block; margin-top: 9px; font-size: 12px; text-decoration: none; }

/* 용어집 */
.glbar { display: flex; flex-direction: column; gap: 10px; margin-top: 16px; }
#glSearch {
  width: 100%; font: inherit; font-size: 16px; background: var(--surface); color: var(--ink);
  border: 1px solid var(--line); border-radius: 8px; padding: 12px 14px;
}
.glchips { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 12px; }
.glchip {
  font: inherit; font-size: 12.5px; cursor: pointer; padding: 6px 12px; border-radius: 99px;
  border: 1px solid var(--line); background: var(--surface); color: var(--ink-2);
}
.glchip:hover { border-color: var(--accent); color: var(--accent); }
.glchip.on { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); font-weight: 700; }
.glcount { font-size: 12.5px; color: var(--ink-3); margin-top: 10px; font-family: var(--f-mono); }
.glossary { display: grid; grid-template-columns: 1fr; gap: 8px; margin-top: 10px; }
.glitem {
  background: var(--surface); border: 1px solid var(--line); border-radius: 10px; padding: 13px 15px;
  display: flex; flex-direction: column; gap: 2px; scroll-margin-top: 64px;
}
.glitem.used { border-left: 3px solid var(--accent); }
.glitem h3 { font-size: 15px; display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.ubadge {
  font-family: var(--f-display); font-size: 10px; font-weight: 700; letter-spacing: 0.06em;
  background: var(--accent-soft); color: var(--accent); border-radius: 3px; padding: 1px 6px;
}
.glitem .gen { font-family: var(--f-mono); font-size: 11.5px; color: var(--ink-3); }
.glitem .gd, .glpop .gd { font-size: 13.5px; color: var(--ink-2); margin-top: 4px; }
.glitem .gn, .glpop .gn {
  font-size: 12.5px; color: var(--ink-3); margin-top: 5px; padding-left: 10px;
  border-left: 2px solid var(--line);
}

/* 가드레일 */
.guards { display: grid; grid-template-columns: 1fr; gap: 10px; margin-top: 16px; }
.guard { border: 1px solid var(--line); border-left: 4px solid var(--c, var(--warn)); border-radius: 10px; background: var(--surface); padding: 15px 16px; }
.guard h3 { font-size: 15px; margin-bottom: 6px; }
.guard p { font-size: 13.5px; color: var(--ink-2); }
.guard .src { font-family: var(--f-display); font-size: 11px; color: var(--ink-3); margin-top: 8px; }

/* 꼬리말 */
.foot { margin: 46px 0 90px; padding-top: 20px; border-top: 1px solid var(--line); color: var(--ink-3); font-size: 12.5px; display: flex; flex-direction: column; gap: 7px; }
.foot .tiny { font-size: 11.5px; }

/* 모바일 하단 고정 바 */
.dockbar {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 40;
  display: flex; gap: 8px; padding: 9px 14px calc(9px + env(safe-area-inset-bottom));
  background: color-mix(in srgb, var(--bg) 94%, transparent); backdrop-filter: blur(10px);
  border-top: 1px solid var(--line);
}
.dockbar .btn { flex: 1; }

/* =======================================================================
 * 본문 타이포그래피 — 폰 기준.
 * 한글 본문은 라틴보다 크고 행간이 넓어야 읽힌다. 여기서 폰 값을 정하고,
 * 아래 큰 화면 블록에서 한 단계씩 줄인다. (모바일 우선)
 * ======================================================================= */
.sect-note { font-size: 14.5px; line-height: 1.75; max-width: 40em; }
.day .dt { font-size: 14.5px; line-height: 1.72; }
.day .t { line-height: 1.45; }
.verdict p, .coach .th, .coach .app, .guard p, .glitem .gd, .ynote, .phase .pa { font-size: 14.5px; line-height: 1.72; }
.chartcard .csub, .ycmp div, .hrcard p, .lgbody table, .lgfoot, .exbox p, .glitem .gn, .glpop .gn, .ywarn {
  font-size: 13.5px; line-height: 1.7;
}
.tile .s, .hstat .s, .help, .coach .ath, .coach .meta, .guard .src, .phase .pc, .glitem .gen {
  font-size: 12.5px; line-height: 1.55;
}
/* 문단 사이를 띄워 덩어리를 눈으로 구분한다 */
.verdict, .guard, .coach, .glitem, .ynote, .exbox { --stack: 9px; }
.guard p + p { margin-top: 9px; }
.hrcard p { margin-top: 10px; }
.sect-h + .sect-note { margin-top: 10px; }

/* =======================================================================
 * 큰 화면에서 조인다
 * ======================================================================= */
@media (min-width: 700px) {
  body { font-size: 15px; line-height: 1.7; }
  .sect-note, .day .dt, .verdict p, .coach .th, .coach .app, .guard p, .glitem .gd, .ynote, .phase .pa { font-size: 13.5px; line-height: 1.66; }
  .chartcard .csub, .ycmp div, .hrcard p, .lgbody table, .lgfoot, .exbox p, .glitem .gn, .glpop .gn, .ywarn { font-size: 12.5px; }
  .tile .s, .hstat .s, .help, .coach .ath, .coach .meta, .guard .src, .phase .pc, .glitem .gen { font-size: 11.5px; }
  .wrap { padding: 0 24px; }
  .hero { padding: 62px 0 44px; }
  .hero h1 { font-size: clamp(3.4rem, 8vw, 5.6rem); flex-direction: row; gap: 0.28em; }
  .hero-stats { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .tiles { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .goalgrid { grid-template-columns: 1.2fr 1fr 1fr; }
  .hrbox { grid-template-columns: 1fr 1fr; }
  .coaches, .guards { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .glossary { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .glbar { flex-direction: row; align-items: center; gap: 16px; }
  #glSearch { flex: 1; }
  .timeline { flex-direction: row; }
  .phase { flex-grow: var(--g, 1); flex-basis: 0; min-width: 0; border-left: 1px solid var(--line); border-top: 4px solid var(--c); }
  .phase .pw { margin-left: 0; }
  .phase .ptop { flex-direction: column; gap: 2px; align-items: flex-start; }
  .dockbar { display: none; }
  .foot { margin-bottom: 40px; }

  .pacehead {
    display: grid; grid-template-columns: 168px 132px 92px 1fr 150px; gap: 12px;
    padding: 10px 14px 10px 19px; background: var(--surface-2); border-bottom: 1px solid var(--line);
    font-family: var(--f-display); font-size: 11px; letter-spacing: 0.05em; text-transform: uppercase;
    color: var(--ink-3); font-weight: 700;
  }
  .pace { grid-template-columns: 163px 132px 92px 1fr 150px; align-items: center; gap: 12px; }
  .pace .pfeel, .pace .psrc, .pace .p400 { grid-column: auto; grid-row: auto; }
  .pace .pfeel { align-self: center; font-size: 13px; }
  .pace .pval { text-align: left; }

  .dcode { white-space: nowrap; overflow-x: auto; }
  .week summary { grid-template-columns: 66px 128px 86px minmax(0, 1fr) auto; }
  .wk-n { grid-row: auto; }
  .day { grid-template-columns: 42px 200px minmax(0, 1fr); }
  .day .d { grid-row: auto; }
  .day .dt { grid-column: 3; }
}
@media (min-width: 1000px) {
  .grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .fld.span2 { grid-column: span 2; }
  .coaches, .guards, .glossary { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .hero-cta { font-size: 16px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}

/* 인쇄 */
@media print {
  :root {
    --bg: #fff; --surface: #fff; --surface-2: #fff; --sunken: #f0f0f0;
    --line: #bbb; --line-soft: #ddd; --ink: #000; --ink-2: #333; --ink-3: #555;
    --accent: #066; --accent-ink: #fff; --accent-soft: #eef; --grid-ink: #ccc;
    --z-e: #176; --z-m: #25a; --z-t: #850; --z-cv: #942; --z-i: #a31; --z-r: #912; --z-rest: #777;
  }
  body { font-size: 11px; }
  .console, .console-foot, .roster, .navchips, .dockbar, .hero-cta, #heroCanvas, .hero-stats,
  .glbar, .glchips, .glcount, .glpop { display: none; }
  button.gl { border-bottom: 0; }
  button.gl::after { content: ""; }
  .dcode { white-space: normal; }
  details.legend .lgmore { display: none; }
  .hero { padding: 10px 0; border-bottom: 2px solid #000; }
  .hero h1 { font-size: 28px; }
  .sect { margin: 16px 0 0; break-inside: avoid; }
  details.week, .coach, .tile, .phase, .guard, .chartcard { break-inside: avoid; }
  .week summary { background: #f3f3f3; }
}