/* 로그 분석 대시보드 — style.css
   2026-08-23 리디자인: Framer(framer.com) 컨셉 참고.
   순수 블랙/화이트 베이스 + 절제된 블루 글로우 단일 악센트 + 얇은 보더의 플랫 카드 +
   타이트하고 굵은 헤드라인 + 좌측 사이드바(필터·요약) + 우측 데이터 패널 구조,
   로그 원문은 터미널 크롬(신호등 점 + 모노스페이스)으로 항상 다크 톤 유지. */

:root {
  --bg: #f5f6fa;
  --bg-elev: #ffffff;
  --bg-sunk: #eef0f6;
  --text: #0a0b0e;
  --text-dim: #565a66;
  --text-muted: #8a8e99;
  --border: rgba(10, 11, 14, .09);
  --border-strong: rgba(10, 11, 14, .18);
  --accent: #3358e0;
  --accent-hover: #2445c2;
  --accent-soft: rgba(51, 88, 224, .1);
  --good: #1a9c5c;
  --warn: #b9791a;
  --danger: #d94a44;
  --radius: 16px;
  --radius-sm: 10px;
  --mono: ui-monospace, "Cascadia Code", Consolas, "D2Coding", monospace;
  --sans: "Pretendard Variable", "Pretendard", -apple-system, BlinkMacSystemFont, "Segoe UI", "Malgun Gothic", sans-serif;
  --shadow: 0 1px 1px rgba(10, 11, 14, .03), 0 14px 28px -18px rgba(10, 11, 14, .14);
  --shadow-hover: 0 2px 4px rgba(10, 11, 14, .05), 0 18px 34px -16px rgba(10, 11, 14, .18);
  --ease: cubic-bezier(.2, .7, .2, 1);
  --glass: blur(16px) saturate(140%);
  /* 스크롤바·select 팝업 등 브라우저가 직접 그리는 UI 색.
     사이트에 자체 테마 스위치(시스템/블랙/화이트)가 있으므로 `light dark`로 두면
     OS 설정만 따라가 "화이트 선택 + OS 다크"에서 스크롤바만 검게 남는다.
     아래 테마 규칙과 같은 순서로 각각 명시한다. */
  color-scheme: light;

  /* 단일 블루 글로우 + 옅은 도트 그리드. Framer 스타일의 절제된 장식 레이어. */
  --mesh:
    radial-gradient(circle, rgba(10, 11, 14, .045) 1px, transparent 1px) 0 0/24px 24px,
    radial-gradient(620px circle at 86% -8%, color-mix(in srgb, var(--accent) 12%, transparent), transparent 62%);

  /* ---- 차트 전용 토큰 (dataviz 스킬 참조 팔레트) ---- */
  --series-error: #3358e0;   /* 카테고리 슬롯1 blue */
  --series-fatal: #e2703c;   /* 카테고리 슬롯2 warm orange */
  --seq-100: #d9e1fb; --seq-300: #8aa0f0; --seq-500: #3358e0; --seq-700: #17318f;
}

html[data-theme="dark"] {
  color-scheme: dark;
  --bg: #06070a;
  --bg-elev: #0d0f14;
  --bg-sunk: #121419;
  --text: #f4f5f8;
  --text-dim: #a2a6b3;
  --text-muted: #686c78;
  --border: rgba(255, 255, 255, .09);
  --border-strong: rgba(255, 255, 255, .17);
  --accent: #5b84ff;
  --accent-hover: #7d9fff;
  --accent-soft: rgba(91, 132, 255, .16);
  --good: #34c77b;
  --warn: #e0a530;
  --danger: #f0665f;
  --shadow: 0 1px 1px rgba(0, 0, 0, .3), 0 18px 36px -20px rgba(0, 0, 0, .7), inset 0 1px 0 rgba(255, 255, 255, .03);
  --shadow-hover: 0 2px 6px rgba(0, 0, 0, .35), 0 22px 44px -18px rgba(0, 0, 0, .75), inset 0 1px 0 rgba(255, 255, 255, .04);
  --mesh:
    radial-gradient(circle, rgba(255, 255, 255, .045) 1px, transparent 1px) 0 0/24px 24px,
    radial-gradient(680px circle at 86% -8%, color-mix(in srgb, var(--accent) 30%, transparent), transparent 62%);
  --series-error: #5b84ff;
  --series-fatal: #e6803f;
  --seq-100: #1c2440; --seq-300: #3b4f96; --seq-500: #5b84ff; --seq-700: #b7c7ff;
}

@media (prefers-color-scheme: dark) {
  html:not([data-theme="light"]) {
    color-scheme: dark;
    --bg: #06070a;
    --bg-elev: #0d0f14;
    --bg-sunk: #121419;
    --text: #f4f5f8;
    --text-dim: #a2a6b3;
    --text-muted: #686c78;
    --border: rgba(255, 255, 255, .09);
    --border-strong: rgba(255, 255, 255, .17);
    --accent: #5b84ff;
    --accent-hover: #7d9fff;
    --accent-soft: rgba(91, 132, 255, .16);
    --good: #34c77b;
    --warn: #e0a530;
    --danger: #f0665f;
    --shadow: 0 1px 1px rgba(0, 0, 0, .3), 0 18px 36px -20px rgba(0, 0, 0, .7), inset 0 1px 0 rgba(255, 255, 255, .03);
    --shadow-hover: 0 2px 6px rgba(0, 0, 0, .35), 0 22px 44px -18px rgba(0, 0, 0, .75), inset 0 1px 0 rgba(255, 255, 255, .04);
    --mesh:
      radial-gradient(circle, rgba(255, 255, 255, .045) 1px, transparent 1px) 0 0/24px 24px,
      radial-gradient(680px circle at 86% -8%, color-mix(in srgb, var(--accent) 30%, transparent), transparent 62%);
    --series-error: #5b84ff;
    --series-fatal: #e6803f;
    --seq-100: #1c2440; --seq-300: #3b4f96; --seq-500: #5b84ff; --seq-700: #b7c7ff;
  }
}

* { box-sizing: border-box; }

@media (prefers-reduced-motion: no-preference) {
  html { scroll-behavior: smooth; }
}


body {
  margin: 0;
  min-height: 100vh;
  background-color: var(--bg);
  background-image: var(--mesh);
  background-attachment: fixed;
  color: var(--text);
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  word-break: keep-all;
  overflow-wrap: break-word;
  transition: background-color .25s var(--ease), color .25s var(--ease);
}

::selection { background: var(--accent); color: #fff; }

.wrap { width: 100%; max-width: 1180px; margin: 0 auto; padding: 0 20px; }

/* ---------- 상단바 ---------- */
.topbar {
  position: sticky; top: 0; z-index: 20;
  background: color-mix(in srgb, var(--bg) 70%, transparent);
  backdrop-filter: var(--glass);
  -webkit-backdrop-filter: var(--glass);
  border-bottom: 1px solid var(--border);
  transition: background-color .25s var(--ease), border-color .25s var(--ease);
}
.topbar-inner { display: flex; align-items: center; justify-content: space-between; height: 58px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: inherit; cursor: pointer; }
.brand-mark {
  display: grid; place-items: center;
  width: 32px; height: 32px; border-radius: 11px;
  background: linear-gradient(155deg, var(--accent), var(--accent-hover));
  color: #fff; font-size: 15px;
  box-shadow: 0 1px 2px rgba(16, 20, 30, .16), inset 0 1px 0 rgba(255, 255, 255, .25);
  transition: transform .2s var(--ease);
}
.brand:hover .brand-mark { transform: rotate(-6deg) scale(1.05); }
.brand-text { display: flex; flex-direction: column; line-height: 1.15; }
.brand-text strong { font-size: 15px; letter-spacing: -.01em; }
.brand-text small { color: var(--text-dim); font-size: 11.5px; }
.brand:hover .brand-text strong { color: var(--accent); }
.topbar-actions { display: flex; align-items: center; gap: 8px; }

/* ---------- 테마 선택 ---------- */
.theme-switch {
  display: inline-flex; align-items: center; gap: 2px;
  background: var(--bg-sunk); border: 1px solid var(--border);
  backdrop-filter: var(--glass); -webkit-backdrop-filter: var(--glass);
  border-radius: 999px; padding: 3px;
}
.theme-opt {
  display: inline-flex; align-items: center; gap: 5px;
  background: transparent; border: none; border-radius: 999px;
  color: var(--text-dim); font-family: inherit; font-size: 12.5px; font-weight: 600;
  padding: 5px 11px; cursor: pointer; white-space: nowrap; transition: .15s;
}
.theme-opt:hover { color: var(--text); }
.theme-opt[aria-checked="true"] { background: var(--bg-elev); color: var(--accent); box-shadow: 0 1px 2px rgba(16, 20, 30, .12); }
.theme-opt:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }
.theme-ico { font-size: 12.5px; line-height: 1; }

/* ---------- 히어로 ---------- */
.hero { position: relative; padding: 56px 0 32px; isolation: isolate; }
.hero::before {
  content: ""; position: absolute; z-index: -1; top: -110px; left: -120px;
  width: 560px; height: 560px; border-radius: 50%; pointer-events: none;
  background: radial-gradient(circle, color-mix(in srgb, var(--accent) 22%, transparent) 0%, transparent 70%);
}
.hero::after {
  content: ""; position: absolute; z-index: -1; top: -20px; right: -80px;
  width: 320px; height: 320px; border-radius: 50%; pointer-events: none;
  background: radial-gradient(circle, color-mix(in srgb, var(--accent) 12%, transparent) 0%, transparent 70%);
}
.eyebrow {
  margin: 0 0 14px; font-family: var(--mono); font-size: 11.5px; font-weight: 600;
  letter-spacing: .14em; text-transform: uppercase; color: var(--accent);
  display: inline-flex; align-items: center; gap: 8px;
}
.eyebrow::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
.hero h1 { margin: 0 0 14px; font-size: 38px; font-weight: 800; line-height: 1.12; letter-spacing: -.03em; }
.hero h1 em { font-style: normal; color: var(--accent); }
.hero-sub { margin: 0; color: var(--text-dim); max-width: 640px; font-size: 15.5px; }

/* ---------- 카드 ---------- */
.card {
  background: var(--bg-elev); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 22px; margin-bottom: 18px; box-shadow: var(--shadow);
  transition: background-color .25s var(--ease), border-color .25s var(--ease), box-shadow .2s var(--ease);
}
.card-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 14px; flex-wrap: wrap; }
.card-head h2 { margin: 0; font-size: 16px; letter-spacing: -.01em; }
.card-head-actions { display: flex; gap: 8px; align-items: center; }
.hidden { display: none !important; }
.muted { color: var(--text-dim); font-weight: 400; }
.small { font-size: 12.8px; }

/* ---------- 업로드 ---------- */
.upload-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 14px; }
.drop {
  border: 1.5px dashed var(--border-strong); border-radius: var(--radius-sm);
  padding: 22px 16px; text-align: center; cursor: pointer; transition: .15s;
  background: var(--bg-sunk);
}
.drop:hover, .drop.drag { border-color: var(--accent); background: var(--accent-soft); }
.drop input { display: none; }
.drop-title { font-weight: 600; font-size: 14px; margin-bottom: 4px; }
.drop-sub { color: var(--text-dim); font-size: 12.5px; }
.drop-status { margin-top: 8px; font-size: 12.5px; font-weight: 600; }
.drop-status.ok { color: var(--good); }
.upload-actions { display: flex; align-items: center; gap: 10px; margin-top: 14px; flex-wrap: wrap; }

/* ---------- 버튼 ---------- */
.primary-btn, .ghost-btn {
  font-family: inherit; font-size: 14px; font-weight: 600;
  border-radius: 999px; padding: 9px 20px; cursor: pointer;
  border: 1px solid transparent; transition: background-color .15s, border-color .15s, color .15s, transform .15s, box-shadow .15s;
  text-decoration: none; display: inline-block;
}
.primary-btn { background: linear-gradient(155deg, var(--accent), var(--accent-hover)); color: #fff; box-shadow: 0 1px 2px rgba(16, 20, 30, .12); }
.primary-btn:hover { transform: translateY(-1px); box-shadow: 0 8px 18px color-mix(in srgb, var(--accent) 40%, transparent); }
.primary-btn:active { transform: translateY(0); }
.ghost-btn { background: var(--bg-sunk); color: var(--text-dim); border-color: var(--border-strong); }
.ghost-btn:hover { color: var(--text); border-color: var(--accent); transform: translateY(-1px); }
.primary-btn.small, .ghost-btn.small { padding: 6px 15px; font-size: 13px; }
.primary-btn:focus-visible, .ghost-btn:focus-visible {
  outline: 2px solid var(--accent); outline-offset: 2px;
}
.badge {
  background: var(--accent-soft); color: var(--accent);
  border-radius: 999px; padding: 3px 11px; font-size: 12.5px; font-weight: 600; white-space: nowrap;
}

/* ---------- 필터 행 ---------- */
.filter-row {
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
  margin-bottom: 18px; padding: 13px 18px;
  background: var(--bg-elev); border: 1px solid var(--border); border-radius: var(--radius);
}
.filter-row label { font-size: 13px; color: var(--text-dim); font-weight: 600; }
.filter-row select,
.filter-row input[type="search"],
.card-head-actions input[type="search"] {
  background: var(--bg-sunk); color: var(--text); border: 1px solid var(--border);
  border-radius: var(--radius-sm); padding: 7px 10px; font-family: inherit; font-size: 13.5px;
  transition: border-color .15s, box-shadow .15s;
}
.filter-row select:focus,
.filter-row input[type="search"]:focus,
.card-head-actions input[type="search"]:focus {
  outline: 2px solid var(--accent); outline-offset: -1px; border-color: var(--accent);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 15%, transparent);
}
.filter-row .spacer { flex: 1; }

/* ---------- 통계 타일 ---------- */
.kpi-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 14px; margin-bottom: 18px; }
.kpi {
  position: relative; overflow: hidden;
  background: var(--bg-elev); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 17px 19px; box-shadow: var(--shadow);
  transition: box-shadow .2s var(--ease), transform .2s var(--ease);
}
.kpi::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--series-fatal));
  opacity: .8;
}
.kpi:hover { box-shadow: var(--shadow-hover); transform: translateY(-2px); }
.kpi-label { font-size: 12.5px; color: var(--text-dim); margin-bottom: 6px; }
.kpi-value { font-size: 26px; font-weight: 700; letter-spacing: -.02em; font-variant-numeric: normal; }
.kpi-value.danger { color: var(--danger); }
.kpi-sub { font-size: 12px; color: var(--text-muted); margin-top: 4px; }

/* ---------- 대시보드 레이아웃 (사이드바 + 메인) ---------- */
.dash-layout { display: grid; grid-template-columns: 248px 1fr; align-items: start; gap: 20px; }
.dash-side { position: sticky; top: 74px; display: flex; flex-direction: column; gap: 12px; }
.dash-side .filter-row {
  flex-direction: column; align-items: stretch; gap: 8px; margin-bottom: 0; padding: 16px;
}
.dash-side .filter-row label { font-size: 11.5px; font-family: var(--mono); letter-spacing: .06em; text-transform: uppercase; }
.dash-side .filter-row select { width: 100%; }
.dash-side .filter-row .spacer { display: none; }
.dash-side .filter-row .muted.small { order: 3; }
.dash-side .kpi-row { grid-template-columns: 1fr; gap: 10px; margin-bottom: 0; }
.dash-side .kpi { padding: 14px 16px; }
.dash-side .kpi-value { font-size: 22px; }
.dash-main { min-width: 0; }
@media (max-width: 900px) {
  .dash-layout { grid-template-columns: 1fr; }
  .dash-side { position: static; }
  .dash-side .filter-row { flex-direction: row; align-items: center; }
  .dash-side .filter-row .muted.small { order: 0; }
  .dash-side .kpi-row { grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); }
}

/* ---------- 터미널 크롬 (로그 원문) ---------- */
/* 라이트/다크 테마와 무관하게 로그 원문은 항상 다크 코드패널 톤으로 고정한다. */
.term { border-radius: var(--radius-sm); overflow: hidden; border: 1px solid var(--border-strong); }
.term-head { display: flex; align-items: center; gap: 6px; padding: 8px 12px; background: #14161c; border-bottom: 1px solid rgba(255, 255, 255, .07); }
.term-dot { width: 9px; height: 9px; border-radius: 50%; display: inline-block; }
.term-dot.r { background: #ff5f56; } .term-dot.y { background: #ffbd2e; } .term-dot.g { background: #27c93f; }
.term-title { margin-left: 6px; font-size: 11px; color: #8a8f9c; font-family: var(--mono); }
.modal-box .term pre {
  background: #0b0d11; color: #d7dbe3; border: none; border-radius: 0; margin: 0;
}

/* ---------- 차트 공통 ---------- */
.chart-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(420px, 1fr)); gap: 18px; margin-bottom: 18px; }
.chart-empty { color: var(--text-muted); font-size: 13.5px; padding: 30px 0; text-align: center; }
.viz-legend { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 10px; font-size: 12.5px; color: var(--text-dim); }
.viz-legend .key { display: inline-flex; align-items: center; gap: 6px; }
.viz-legend .swatch { width: 14px; height: 3px; border-radius: 2px; display: inline-block; }

.bar-row { display: flex; align-items: center; gap: 10px; margin: 3px 0; }
.bar-row .bar-label {
  flex: 0 0 150px; font-size: 12.8px; color: var(--text-dim);
  text-align: right; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.bar-row .bar-track { flex: 1; position: relative; height: 24px; }
.bar-row .bar-fill {
  position: absolute; top: 4px; left: 0; height: 16px; border-radius: 8px;
  background: linear-gradient(90deg, var(--accent), var(--accent-hover)); min-width: 8px; transition: width .4s ease;
  cursor: pointer;
}
.bar-row .bar-fill:hover { filter: brightness(1.08); }
.bar-row .bar-value { flex: 0 0 44px; font-size: 12.5px; color: var(--text); font-weight: 600; }

.stack-chart { display: flex; align-items: flex-end; gap: 3px; height: 160px; padding: 0 2px; overflow-x: auto; }
.stack-col { display: flex; flex-direction: column-reverse; width: 20px; min-width: 20px; height: 100%; cursor: pointer; border-radius: 5px 5px 0 0; overflow: hidden; }
.stack-seg { width: 100%; }
.stack-col:hover { outline: 2px solid var(--accent); outline-offset: 1px; }
.stack-axis { display: flex; gap: 3px; padding: 0 2px; margin-top: 4px; }
.stack-axis span { width: 20px; min-width: 20px; font-size: 9.5px; color: var(--text-muted); text-align: center; writing-mode: vertical-rl; text-orientation: mixed; }

.viz-tooltip {
  position: fixed; z-index: 60; pointer-events: none;
  background: var(--text); color: var(--bg);
  font-size: 12.5px; padding: 7px 10px; border-radius: 8px;
  box-shadow: var(--shadow); max-width: 260px; line-height: 1.5;
  opacity: 0; transition: opacity .1s;
}
.viz-tooltip.show { opacity: 1; }
.viz-tooltip strong { font-weight: 700; }

/* ---------- 테이블 ---------- */
.table-wrap { overflow-x: auto; }
table.data-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.data-table th, .data-table td { border-bottom: 1px solid var(--border); padding: 8px 10px; text-align: left; vertical-align: top; white-space: nowrap; }
.data-table td.wrap-cell { white-space: normal; max-width: 320px; }
.data-table th { color: var(--text-dim); font-weight: 600; font-size: 12.5px; background: var(--bg-sunk); position: sticky; top: 0; cursor: pointer; user-select: none; }
.data-table th:hover { color: var(--text); }
.data-table th.sorted::after { content: " ▾"; color: var(--accent); }
.data-table th.sorted.asc::after { content: " ▴"; }
.data-table tbody tr:hover { background: var(--bg-sunk); }
.data-table .mono { font-family: var(--mono); font-size: 12px; }
.data-table .excerpt-btn { color: var(--accent); background: none; border: none; cursor: pointer; font-size: 12.5px; font-family: inherit; padding: 0; }
.table-empty { color: var(--text-muted); font-size: 13.5px; padding: 20px 0; text-align: center; }
.table-count { font-size: 12.5px; color: var(--text-dim); }

/* ---------- 모달 ---------- */
.modal {
  position: fixed; inset: 0; z-index: 50; background: rgba(10, 12, 18, .55);
  backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px);
  display: grid; place-items: center; padding: 20px; overflow-y: auto;
}
.modal-box {
  background: var(--bg-elev); border: 1px solid var(--border); border-radius: var(--radius);
  backdrop-filter: var(--glass); -webkit-backdrop-filter: var(--glass);
  padding: 26px; max-width: 640px; width: 100%; box-shadow: var(--shadow);
  max-height: 90vh; min-height: 0; overflow-y: auto;
}
.modal-box h2 { margin-top: 0; font-size: 19px; }
.modal-box h3 { font-size: 14.5px; margin: 20px 0 8px; }
.help-list { padding-left: 20px; margin: 0; display: flex; flex-direction: column; gap: 7px; font-size: 14px; }
.help-list code { background: var(--bg-sunk); padding: 1px 5px; border-radius: 4px; font-family: var(--mono); font-size: 12.5px; }
.modal-box pre {
  background: var(--bg-sunk); border: 1px solid var(--border); border-radius: var(--radius-sm);
  padding: 12px 14px; font-size: 12.5px; white-space: pre-wrap; word-break: break-word;
}
.modal-box .primary-btn { margin-top: 22px; }

/* ---------- 푸터 ---------- */
.foot { padding: 30px 20px 44px; color: var(--text-dim); font-size: 12.5px; text-align: center; }
.foot p { margin: 0; }
.foot-links { display: flex; justify-content: center; align-items: center; gap: 8px; margin-bottom: 10px; }
.foot-links a { color: var(--text-dim); text-decoration: none; font-size: 12.5px; }
.foot-links a:hover { color: var(--accent); }
.foot-links span { color: var(--border-strong); }

/* ---------- 정적 문서 페이지 (개인정보처리방침 / 이용약관) ---------- */
.doc { padding: 32px 0 60px; max-width: 760px; }
.doc .back-link {
  display: inline-flex; align-items: center; gap: 5px;
  color: var(--text-dim); text-decoration: none; font-size: 13.5px; margin-bottom: 20px;
  transition: color .15s, gap .15s var(--ease);
}
.doc .back-link:hover { color: var(--accent); gap: 8px; }
.doc h1 { font-size: 23px; margin: 0 0 6px; letter-spacing: -.02em; }
.doc-meta { color: var(--text-dim); font-size: 13px; margin: 0 0 26px; }
.doc h2 { font-size: 17px; margin: 1.9em 0 .6em; letter-spacing: -.01em; border-bottom: 1px solid var(--border); padding-bottom: .3em; }
.doc h3 { font-size: 14.5px; margin: 1.5em 0 .4em; }
.doc p, .doc li { margin: .55em 0; font-size: 14.5px; line-height: 1.75; }
.doc ul, .doc ol { padding-left: 1.4em; margin: .6em 0; }
.doc a { color: var(--accent); }
.doc code {
  background: var(--bg-sunk); padding: 1px 5px; border-radius: 4px;
  font-family: var(--mono); font-size: 12.8px;
}
.doc table {
  width: 100%; border-collapse: separate; border-spacing: 0; margin: 1em 0; font-size: 13.5px;
  border: 1px solid var(--border); border-radius: var(--radius-sm); overflow: hidden;
}
.doc th, .doc td { border-bottom: 1px solid var(--border); padding: 9px 12px; text-align: left; vertical-align: top; }
.doc tr:last-child td { border-bottom: none; }
.doc th { background: var(--bg-sunk); font-weight: 600; }
.doc blockquote {
  margin: 1em 0; padding: 12px 16px; border-left: 3px solid var(--accent); border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: var(--bg-sunk); color: var(--text-dim);
}
.doc-note {
  background: var(--bg-sunk); border: 1px solid var(--border); border-radius: var(--radius-sm);
  padding: 12px 14px; font-size: 13.5px; color: var(--text-dim); margin: 1.6em 0 0;
}
.doc-note-box {
  background: var(--bg-sunk); border: 1px solid var(--border); border-radius: var(--radius-sm);
  padding: 12px 14px; font-size: 13.5px; color: var(--text-dim); margin: 1.6em 0 0;
}

/* ---------- 반응형 ---------- */
@media (max-width: 640px) {
  .hero { padding: 28px 0 20px; }
  .hero::before, .hero::after { display: none; }
  .hero h1 { font-size: 21px; }
  .card { padding: 17px; }
  .topbar-inner { height: 52px; }
  .theme-label { display: none; }
  .theme-opt { padding: 5px 9px; }
  .theme-ico { font-size: 14px; }
  .bar-row .bar-label { flex-basis: 100px; }
  .chart-grid { grid-template-columns: 1fr; }
}

/* ---------- 모션 최소화 ---------- */
/* OS에서 "동작 줄이기"를 켠 이용자에게는 전환·호버 이동 효과를 끈다.
   호버 transform을 덮어써야 하므로 반드시 파일 맨 끝에 둘 것(같은 특이도라 순서로 결정됨). */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
    scroll-behavior: auto !important;
  }
  .primary-btn:hover, .ghost-btn:hover, .kpi:hover { transform: none; }
  .brand:hover .brand-mark { transform: none; }
  .doc .back-link:hover { gap: 5px; }
}