/* GymCalc — style.css (2206)
   DesignKit Aurora 변형: 라이트 우선 에너지형 피트니스(emerald→lime), 둥근 볼드 카드, 모노 수치.
   테마: [data-theme="light"](기본) · [data-theme="dark"]. */

:root {
  --bg: #F4F7F5;
  --bg-2: #EAF0EC;
  --surface: #FFFFFF;
  --surface-2: #F7FAF8;
  --ink: #131A17;
  --ink-2: #3D4844;
  --muted: #67736D;
  --border: #E4EAE6;
  --border-2: #D6DED9;
  --primary: #0EA36B;
  --primary-ink: #087A4F;
  --primary-2: #65A30D;
  --accent: #F59E0B;
  --grad: linear-gradient(120deg, #10B981 0%, #34D399 45%, #84CC16 100%);
  --grad-soft: linear-gradient(120deg, rgba(16,185,129,.12), rgba(132,204,22,.12));
  --shadow: 0 1px 2px rgba(16,40,30,.04), 0 8px 24px rgba(16,40,30,.06);
  --shadow-lg: 0 12px 40px rgba(16,40,30,.12);
  --radius: 18px;
  --radius-sm: 12px;
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  --sans: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, "Noto Sans KR", sans-serif;
  --p-warn: #DC2626;
  --p-ok: #059669;
  --m-p: #10B981;
  --m-c: #F59E0B;
  --m-f: #6366F1;
}

[data-theme="dark"] {
  --bg: #0C1310;
  --bg-2: #0F1815;
  --surface: #141F1A;
  --surface-2: #18251F;
  --ink: #E9F2ED;
  --ink-2: #B7C6BF;
  --muted: #869790;
  --border: #23322B;
  --border-2: #2C3D34;
  --primary: #34D399;
  --primary-ink: #6EE7B7;
  --primary-2: #A3E635;
  --accent: #FBBF24;
  --grad: linear-gradient(120deg, #34D399 0%, #6EE7B7 45%, #A3E635 100%);
  --grad-soft: linear-gradient(120deg, rgba(52,211,153,.14), rgba(163,230,53,.12));
  --shadow: 0 1px 2px rgba(0,0,0,.3), 0 10px 30px rgba(0,0,0,.35);
  --shadow-lg: 0 16px 48px rgba(0,0,0,.5);
  --p-warn: #F87171;
  --p-ok: #34D399;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0; font-family: var(--sans); background: var(--bg); color: var(--ink);
  line-height: 1.6; font-size: 16px; -webkit-font-smoothing: antialiased;
  background-image: radial-gradient(1200px 500px at 80% -120px, var(--grad-soft), transparent 70%);
  background-attachment: fixed;
}
a { color: inherit; text-decoration: none; }
h1, h2, h3, h4 { line-height: 1.25; margin: 0; letter-spacing: -.02em; }
.mono { font-family: var(--mono); font-variant-numeric: tabular-nums; }
.wrap { width: 100%; max-width: 1000px; margin: 0 auto; padding: 0 20px; }
main.wrap { padding-top: 26px; padding-bottom: 40px; }
[dir="rtl"] body { direction: rtl; }

/* ── 헤더 ── */
.site-header {
  position: sticky; top: 0; z-index: 40;
  background: color-mix(in srgb, var(--bg) 86%, transparent);
  backdrop-filter: saturate(160%) blur(12px);
  border-bottom: 1px solid var(--border);
}
.site-header__inner { display: flex; align-items: center; gap: 16px; height: 62px; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 800; font-size: 1.18rem; letter-spacing: -.03em; }
.brand-badge { display: grid; place-items: center; width: 34px; height: 34px; border-radius: 10px; background: var(--grad); color: #fff; box-shadow: var(--shadow); }
.brand-badge i { width: 20px; height: 20px; }
.brand-text .accent, .accent { color: var(--primary-ink); }
[data-theme="dark"] .brand-text .accent, [data-theme="dark"] .accent { color: var(--primary); }
.site-nav { display: flex; align-items: center; gap: 2px; margin-left: auto; flex-wrap: wrap; }
.site-nav a { padding: 7px 11px; border-radius: 9px; font-size: .9rem; font-weight: 600; color: var(--ink-2); white-space: nowrap; transition: background .15s, color .15s; }
.site-nav a:hover { background: var(--surface-2); color: var(--ink); }
.site-nav a.is-active { color: var(--primary-ink); background: var(--grad-soft); }
[data-theme="dark"] .site-nav a.is-active { color: var(--primary); }
.header-tools { display: flex; align-items: center; gap: 8px; }
.lang-select {
  font-family: var(--sans); font-size: .85rem; font-weight: 600; color: var(--ink-2);
  background: var(--surface); border: 1px solid var(--border); border-radius: 9px; padding: 6px 8px; cursor: pointer;
}
.theme-btn { display: grid; place-items: center; width: 36px; height: 36px; border-radius: 9px; border: 1px solid var(--border); background: var(--surface); color: var(--ink-2); cursor: pointer; }
.theme-btn:hover { color: var(--ink); border-color: var(--border-2); }
.theme-btn i { width: 18px; height: 18px; }

/* ── 히어로 ── */
.hero { text-align: center; padding: 30px 0 22px; }
.eyebrow { display: inline-flex; align-items: center; gap: 7px; font-size: .8rem; font-weight: 700; text-transform: uppercase; letter-spacing: .08em; color: var(--primary-ink); background: var(--grad-soft); padding: 6px 13px; border-radius: 999px; }
[data-theme="dark"] .eyebrow { color: var(--primary); }
.eyebrow i { width: 15px; height: 15px; }
.hero h1 { font-size: clamp(1.9rem, 5vw, 2.9rem); font-weight: 800; margin: 16px 0 12px; }
.grad { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero p { max-width: 640px; margin: 0 auto; color: var(--muted); font-size: 1.02rem; }

/* ── 도구 카드 ── */
.tool-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow); overflow: hidden; margin-bottom: 20px; }
.tool-card.compact { margin-bottom: 16px; }
.tool-head { display: flex; align-items: center; gap: 12px; padding: 18px 22px; border-bottom: 1px solid var(--border); background: var(--surface-2); }
.th-icon { display: grid; place-items: center; width: 40px; height: 40px; border-radius: 11px; background: var(--grad); color: #fff; box-shadow: var(--shadow); }
.th-icon i { width: 21px; height: 21px; }
.tool-head h2 { font-size: 1.22rem; font-weight: 800; }
.tool-body { padding: 22px; }

/* ── 폼 ── */
.field { display: flex; flex-direction: column; gap: 7px; margin-bottom: 16px; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.field-row-3 { grid-template-columns: 1fr 1fr 1.3fr; }
.field-row .field { margin-bottom: 16px; }
.field-narrow { }
.field-label { font-size: .82rem; font-weight: 700; color: var(--ink-2); letter-spacing: -.01em; }
.field-controls { display: flex; gap: 8px; align-items: stretch; }
.fld-input, .fld-select {
  width: 100%; font-family: var(--sans); font-size: 1.05rem; font-weight: 600; color: var(--ink);
  background: var(--surface); border: 1.5px solid var(--border-2); border-radius: var(--radius-sm);
  padding: 12px 14px; transition: border-color .15s, box-shadow .15s; -moz-appearance: textfield;
}
.fld-input.mono, .field-controls .fld-input { font-variant-numeric: tabular-nums; }
.fld-input:focus, .fld-select:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 4px var(--grad-soft); }
.fld-select { cursor: pointer; font-weight: 600; }
.unit-fixed { display: grid; place-items: center; padding: 0 14px; font-weight: 700; color: var(--muted); background: var(--surface-2); border: 1.5px solid var(--border-2); border-radius: var(--radius-sm); }

/* 세그먼트 */
.seg { display: inline-flex; background: var(--surface-2); border: 1.5px solid var(--border-2); border-radius: var(--radius-sm); padding: 3px; gap: 3px; }
.seg-wide { display: flex; width: 100%; }
.seg-wide .seg-btn { flex: 1; }
.seg-btn { font-family: var(--sans); font-size: .92rem; font-weight: 700; color: var(--muted); background: transparent; border: 0; border-radius: 9px; padding: 9px 15px; cursor: pointer; transition: all .15s; }
.seg-btn.is-active { background: var(--surface); color: var(--primary-ink); box-shadow: var(--shadow); }
[data-theme="dark"] .seg-btn.is-active { color: var(--primary); background: var(--surface); }

/* 버튼 */
.btn-row { display: flex; gap: 10px; flex-wrap: wrap; margin: 4px 0 0; }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; font-family: var(--sans); font-size: .96rem; font-weight: 700; padding: 12px 20px; border-radius: var(--radius-sm); border: 1.5px solid transparent; cursor: pointer; transition: transform .12s, box-shadow .15s, background .15s; }
.btn i { width: 18px; height: 18px; }
.btn-primary { background: var(--grad); color: #fff; box-shadow: var(--shadow); }
.btn-primary:hover { transform: translateY(-1px); box-shadow: var(--shadow-lg); }
.btn-ghost { background: var(--surface); color: var(--ink-2); border-color: var(--border-2); }
.btn-ghost:hover { color: var(--ink); border-color: var(--muted); }
.icon-btn { display: grid; place-items: center; width: 38px; height: 38px; border-radius: 10px; border: 1.5px solid var(--border-2); background: var(--surface); color: var(--muted); cursor: pointer; }
.icon-btn:hover { color: var(--primary-ink); border-color: var(--primary); }
.icon-btn i { width: 18px; height: 18px; }

/* ── 결과 히어로 ── */
.result-hero { margin-top: 20px; padding: 22px; border-radius: var(--radius); background: var(--grad-soft); border: 1.5px solid color-mix(in srgb, var(--primary) 22%, transparent); }
.rh-main { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.rh-label { font-size: .84rem; font-weight: 700; color: var(--primary-ink); text-transform: uppercase; letter-spacing: .06em; }
[data-theme="dark"] .rh-label { color: var(--primary); }
.rh-value { font-family: var(--mono); font-weight: 700; font-size: clamp(2rem, 7vw, 3rem); letter-spacing: -.03em; line-height: 1; margin-left: auto; color: var(--ink); }
.rh-value small { font-size: .9rem; color: var(--muted); font-weight: 500; }
.rh-main .rh-label { margin-right: auto; }
.rh-main .rh-value { margin-left: 0; }
.rh-main .icon-btn { margin-left: 6px; }
.rh-note { margin-top: 10px; font-size: .86rem; color: var(--muted); }

/* 하위 블록 */
.sub-block { margin-top: 22px; }
.sub-title { font-size: .82rem; font-weight: 800; text-transform: uppercase; letter-spacing: .07em; color: var(--muted); margin-bottom: 12px; }
.chip-grid { display: flex; flex-wrap: wrap; gap: 9px; }
.chip { display: inline-flex; align-items: center; gap: 8px; padding: 8px 13px; background: var(--surface-2); border: 1px solid var(--border); border-radius: 999px; font-size: .9rem; }
.chip-k { color: var(--muted); font-weight: 600; }
.chip-v { font-family: var(--mono); font-weight: 700; color: var(--ink); }

/* 테이블 */
.table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: var(--radius-sm); }
.data-table { width: 100%; border-collapse: collapse; font-size: .94rem; }
.data-table th { text-align: left; font-size: .76rem; font-weight: 800; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); padding: 11px 14px; background: var(--surface-2); border-bottom: 1px solid var(--border); }
.data-table td { padding: 11px 14px; border-bottom: 1px solid var(--border); }
.data-table tr:last-child td { border-bottom: 0; }
.data-table .strong { font-weight: 700; color: var(--primary-ink); }
[data-theme="dark"] .data-table .strong { color: var(--primary); }
.data-table .muted { color: var(--muted); }
.std-table .lv { font-weight: 700; }
.std-table .tgt { font-weight: 700; color: var(--primary-ink); }
[data-theme="dark"] .std-table .tgt { color: var(--primary); }
.fineprint { font-size: .82rem; color: var(--muted); margin: 12px 0 0; }

/* ── 광고 (§4-2) ── */
.ad-grid { display: flex; flex-direction: column; align-items: center; gap: 14px; width: 100%; max-width: 672px; margin: 22px auto; }
.ad-grid[data-ad-layout="mixed"] { max-width: 760px; }
.ad-grid:empty { display: none; }
.ad-row { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; width: 100%; }
.ad-cell { min-height: 50px; }

/* ── 허브 섹션 / 카드 ── */
.hub-section { margin: 26px 0; }
.sect-label { display: flex; align-items: center; gap: 8px; font-size: .82rem; font-weight: 800; text-transform: uppercase; letter-spacing: .07em; color: var(--muted); margin-bottom: 14px; }
.sect-label i { width: 16px; height: 16px; color: var(--primary); }
.hub-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.hub-card { display: flex; flex-direction: column; gap: 10px; padding: 18px; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow); transition: transform .14s, box-shadow .15s, border-color .15s; }
.hub-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); border-color: color-mix(in srgb, var(--primary) 40%, var(--border)); }
.hc-icon { display: grid; place-items: center; width: 42px; height: 42px; border-radius: 12px; background: var(--grad-soft); color: var(--primary-ink); }
[data-theme="dark"] .hc-icon { color: var(--primary); }
.hc-icon i { width: 21px; height: 21px; }
.hc-body h3 { font-size: 1.04rem; font-weight: 800; margin-bottom: 4px; }
.hc-body p { font-size: .88rem; color: var(--muted); margin: 0; }
.hc-go { display: inline-flex; align-items: center; gap: 5px; font-size: .84rem; font-weight: 700; color: var(--primary-ink); margin-top: auto; }
[data-theme="dark"] .hc-go { color: var(--primary); }
.hc-go i { width: 15px; height: 15px; }

/* ── 페이지(문서형) ── */
.title-bar { padding: 6px 0 14px; }
.crumb { font-size: .85rem; color: var(--muted); }
.crumb a { color: var(--primary-ink); font-weight: 600; }
[data-theme="dark"] .crumb a { color: var(--primary); }
.page { max-width: 760px; margin: 0 auto; }
.page-header { margin-bottom: 22px; }
.pill { display: inline-block; font-size: .74rem; font-weight: 800; text-transform: uppercase; letter-spacing: .05em; color: var(--primary-ink); background: var(--grad-soft); padding: 4px 11px; border-radius: 999px; margin-bottom: 10px; }
[data-theme="dark"] .pill { color: var(--primary); }
.page-title { font-size: clamp(1.6rem, 4vw, 2.2rem); font-weight: 800; }
.page-sub { color: var(--muted); margin: 10px 0 0; font-size: 1.02rem; }
.prose { color: var(--ink-2); }
.prose p { margin: 0 0 15px; }
.prose b { color: var(--ink); font-weight: 700; }
.prose code { font-family: var(--mono); font-size: .88em; background: var(--surface-2); border: 1px solid var(--border); padding: 1px 6px; border-radius: 6px; color: var(--primary-ink); }
[data-theme="dark"] .prose code { color: var(--primary); }
.prose ul { padding-left: 20px; margin: 0 0 15px; }
.prose li { margin: 6px 0; }
.prose h2 { font-size: 1.2rem; font-weight: 800; margin: 24px 0 10px; }
.article table { width: 100%; border-collapse: collapse; margin: 14px 0; font-size: .92rem; }
.article th, .article td { text-align: left; padding: 9px 12px; border-bottom: 1px solid var(--border); }
.article th { color: var(--muted); font-size: .78rem; text-transform: uppercase; letter-spacing: .04em; }
.link { color: var(--primary-ink); font-weight: 700; }
[data-theme="dark"] .link { color: var(--primary); }

/* trust / info / faq */
.trust-bar { display: flex; flex-wrap: wrap; gap: 18px; padding: 16px 0; margin: 8px 0 4px; border-top: 1px solid var(--border); }
.trust-item { display: inline-flex; align-items: center; gap: 7px; font-size: .88rem; font-weight: 600; color: var(--ink-2); }
.trust-item i { width: 16px; height: 16px; color: var(--primary); }
.info-block { margin-top: 26px; }
.block-title { font-size: 1.25rem; font-weight: 800; margin-bottom: 14px; }
.info-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.info-item { padding: 16px 18px; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-sm); }
.info-item h4 { font-size: .98rem; font-weight: 800; margin-bottom: 6px; }
.info-item .faq-q { color: var(--primary-ink); }
[data-theme="dark"] .info-item .faq-q { color: var(--primary); }
.info-item p { margin: 0; font-size: .9rem; color: var(--muted); }

/* ── 리프트(운동 사전) ── */
.lift-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 13px; }
.lift-card { display: flex; align-items: center; gap: 14px; padding: 16px 18px; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-sm); box-shadow: var(--shadow); transition: transform .13s, box-shadow .15s, border-color .15s; }
.lift-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); border-color: color-mix(in srgb, var(--primary) 40%, var(--border)); }
.lc-icon { display: grid; place-items: center; width: 40px; height: 40px; border-radius: 11px; background: var(--grad-soft); color: var(--primary-ink); flex-shrink: 0; }
[data-theme="dark"] .lc-icon { color: var(--primary); }
.lc-icon i { width: 20px; height: 20px; }
.lc-cat { font-size: .72rem; font-weight: 800; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); }
.lc-body h3 { font-size: 1rem; font-weight: 800; margin: 2px 0 3px; }
.lc-body p { font-size: .84rem; color: var(--muted); margin: 0; }
.lift-mini-grid { display: flex; flex-wrap: wrap; gap: 9px; }
.lift-mini { display: inline-flex; align-items: center; gap: 7px; padding: 8px 13px; background: var(--surface); border: 1px solid var(--border); border-radius: 999px; font-size: .86rem; font-weight: 600; color: var(--ink-2); }
.lift-mini:hover { border-color: var(--primary); color: var(--primary-ink); }
[data-theme="dark"] .lift-mini:hover { color: var(--primary); }
.lift-mini i { width: 15px; height: 15px; color: var(--muted); }

/* ── 원판 계산기 시각화 ── */
.plate-result { margin-top: 20px; }
.plate-viz { display: flex; align-items: center; justify-content: center; height: 130px; margin-bottom: 18px; position: relative; }
.pv-side { display: flex; align-items: center; gap: 3px; height: 100%; flex-direction: row-reverse; }
.pv-plate { display: grid; place-items: center; width: 15px; min-width: 15px; border-radius: 4px; background: var(--grad); color: #fff; box-shadow: var(--shadow); position: relative; }
.pv-plate span { font-family: var(--mono); font-size: .58rem; font-weight: 700; transform: rotate(-90deg); white-space: nowrap; opacity: .95; }
.pv-bar { height: 10px; width: 90px; background: linear-gradient(var(--muted), var(--ink-2)); border-radius: 4px; }
.pv-collar { width: 12px; height: 26px; background: var(--ink-2); border-radius: 3px; margin-left: -3px; }
.ps-label { font-size: .8rem; font-weight: 800; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); margin-bottom: 10px; text-align: center; }
.plate-chips { display: flex; flex-wrap: wrap; gap: 9px; justify-content: center; margin-bottom: 16px; }
.plate-chip { display: inline-flex; align-items: center; gap: 6px; padding: 9px 15px; background: var(--surface-2); border: 1.5px solid var(--border-2); border-radius: 12px; font-size: .95rem; }
.plate-chip b { font-family: var(--mono); font-size: 1.05rem; color: var(--primary-ink); }
[data-theme="dark"] .plate-chip b { color: var(--primary); }
.plate-chip.muted { color: var(--muted); }
.pc-x { color: var(--muted); font-weight: 700; }
.plate-stats { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; }
.pstat { display: inline-flex; align-items: center; gap: 8px; padding: 10px 16px; border-radius: 12px; background: var(--surface); border: 1px solid var(--border); font-size: .92rem; }
.pstat .k { color: var(--muted); font-weight: 600; }
.pstat .v { font-weight: 700; }
.pstat.ok { color: var(--p-ok); font-weight: 700; }
.pstat.ok i { width: 17px; height: 17px; }
.pstat.warn .v { color: var(--accent); }
.note-warn { display: flex; align-items: center; gap: 9px; padding: 14px 16px; border-radius: 12px; background: color-mix(in srgb, var(--p-warn) 10%, transparent); color: var(--p-warn); font-weight: 600; font-size: .92rem; }
.note-warn i { width: 18px; height: 18px; }

/* ── 단백질 결과 ── */
.protein-result { margin-top: 20px; }
.protein-result .result-hero { margin-top: 0; }
.food-grid { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }
.food-chip { display: inline-flex; align-items: center; gap: 6px; padding: 8px 13px; background: var(--surface-2); border: 1px solid var(--border); border-radius: 12px; font-size: .9rem; }
.food-chip b { font-family: var(--mono); font-weight: 700; color: var(--primary-ink); }
[data-theme="dark"] .food-chip b { color: var(--primary); }
.fc-u { color: var(--muted); font-size: .82rem; }
.food-or { color: var(--muted); font-size: .8rem; padding: 0 2px; }

/* ── 매크로 결과 ── */
.macro-result { margin-top: 20px; }
.stat-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-bottom: 16px; }
.stat { padding: 15px 16px; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-sm); text-align: center; }
.stat.accent { background: var(--grad-soft); border-color: color-mix(in srgb, var(--primary) 24%, transparent); }
.s-k { display: block; font-size: .76rem; font-weight: 700; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); margin-bottom: 5px; }
.s-v { font-family: var(--mono); font-size: 1.5rem; font-weight: 700; color: var(--ink); }
.s-v small { font-size: .7rem; color: var(--muted); }
.stat.accent .s-v { color: var(--primary-ink); }
[data-theme="dark"] .stat.accent .s-v { color: var(--primary); }
.macro-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.mc-card { padding: 16px; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-sm); }
.mc-name { display: block; font-size: .84rem; font-weight: 800; color: var(--ink-2); }
.mc-g { display: block; font-size: 1.5rem; font-weight: 700; margin: 6px 0 10px; }
.mc-bar { display: block; height: 7px; border-radius: 999px; background: var(--surface-2); overflow: hidden; }
.mc-bar span { display: block; height: 100%; border-radius: 999px; }
.mc-pct { display: block; font-size: .78rem; color: var(--muted); margin-top: 7px; }
.m-p .mc-g, .m-p .mc-name { color: var(--m-p); }
.m-p .mc-bar span { background: var(--m-p); }
.m-c .mc-g, .m-c .mc-name { color: var(--m-c); }
.m-c .mc-bar span { background: var(--m-c); }
.m-f .mc-g, .m-f .mc-name { color: var(--m-f); }
.m-f .mc-bar span { background: var(--m-f); }

/* ── 푸터 ── */
.site-footer { border-top: 1px solid var(--border); background: var(--surface); margin-top: 40px; padding: 34px 0 26px; }
.footer-cols { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 22px; }
.footer-col h5 { font-size: .78rem; font-weight: 800; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); margin-bottom: 10px; }
.footer-col a { display: block; font-size: .9rem; color: var(--ink-2); padding: 4px 0; }
.footer-col a:hover { color: var(--primary-ink); }
[data-theme="dark"] .footer-col a:hover { color: var(--primary); }
.footer-brand .brand-text { font-size: 1.2rem; font-weight: 800; }
.footer-brand p { font-size: .86rem; color: var(--muted); margin: 8px 0 0; max-width: 240px; }
.footer-base { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px; margin-top: 26px; padding-top: 18px; border-top: 1px solid var(--border); font-size: .82rem; color: var(--muted); }
.footer-proj { font-family: var(--mono); }

/* ── 토스트 ── */
.toast { position: fixed; left: 50%; bottom: 26px; transform: translateX(-50%) translateY(20px); background: var(--ink); color: var(--bg); padding: 11px 20px; border-radius: 999px; font-size: .9rem; font-weight: 600; box-shadow: var(--shadow-lg); opacity: 0; pointer-events: none; transition: opacity .2s, transform .2s; z-index: 90; }
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ── 반응형 ── */
@media (max-width: 860px) {
  .footer-cols { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
}
@media (max-width: 720px) {
  .site-header__inner { height: auto; flex-wrap: wrap; padding: 10px 0; gap: 10px; }
  .site-nav { width: 100%; order: 3; margin-left: 0; justify-content: flex-start; overflow-x: auto; flex-wrap: nowrap; padding-bottom: 2px; }
  .header-tools { margin-left: auto; }
  .hub-grid { grid-template-columns: 1fr; }
  .lift-grid { grid-template-columns: 1fr; }
  .field-row, .field-row-3 { grid-template-columns: 1fr; }
  .stat-row { grid-template-columns: 1fr; }
  .macro-cards { grid-template-columns: 1fr; }
  .info-grid { grid-template-columns: 1fr; }
  .rh-value { margin-left: 0; }
}