/* midorichart 공통 스타일 — 허브와 각 페이지가 함께 씁니다 */
:root {
  color-scheme: light;
  --page: #f6f6f3;
  --surface: #ffffff;
  --surface-2: #f0efec;
  --ink: #0b0b0b;
  --ink-2: #52514e;
  --mute: #898781;
  --line: rgba(11, 11, 11, 0.08);
  --line-2: rgba(11, 11, 11, 0.14);
  --grid: #e1e0d9;
  --axis: #c3c2b7;
  --accent: #127c55;
  --accent-soft: #e2f0e8;
  --up: #006300;
  --down: #c63434;
  /* 차트 카테고리 색 (순서 고정, 색약 검증된 팔레트) */
  --s1: #2a78d6;
  --s2: #eb6834;
  --s3: #1baf7a;
  --s4: #eda100;
  --shadow: 0 1px 2px rgba(11, 11, 11, 0.04), 0 10px 30px -12px rgba(11, 11, 11, 0.08);
  --radius: 16px;
  --sans: "Pretendard Variable", Pretendard, -apple-system, "Segoe UI", "Malgun Gothic", sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    color-scheme: dark;
    --page: #0d0d0c;
    --surface: #1a1a19;
    --surface-2: #242422;
    --ink: #f0efec;
    --ink-2: #c3c2b7;
    --mute: #898781;
    --line: rgba(255, 255, 255, 0.08);
    --line-2: rgba(255, 255, 255, 0.14);
    --grid: #2c2c2a;
    --axis: #383835;
    --accent: #3ccf91;
    --accent-soft: rgba(60, 207, 145, 0.12);
    --up: #0ca30c;
    --down: #e66767;
    --s1: #3987e5;
    --s2: #d95926;
    --s3: #199e70;
    --s4: #c98500;
    --shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
  }
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  min-height: 100vh;
  background: var(--page);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.5;
  letter-spacing: -0.005em;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; }
button, input { font: inherit; color: inherit; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 6px; }

/* ---------- 상단 바 ---------- */
.site-head {
  max-width: var(--wrap, 1120px);
  margin: 0 auto;
  padding: 20px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 16px;
  letter-spacing: -0.02em;
  text-decoration: none;
}
.brand-mark {
  width: 22px;
  height: 22px;
  border-radius: 7px;
  background: var(--accent);
  display: grid;
  place-items: center;
}
.brand-mark::after {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--page);
}
.head-meta { color: var(--mute); font-size: 13px; display: flex; align-items: center; gap: 12px; }

.wrap { max-width: var(--wrap, 1120px); margin: 0 auto; padding: 0 24px 72px; }

.eyebrow {
  margin: 0 0 10px;
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.02em;
}

.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  height: 36px;
  padding: 0 14px;
  border-radius: 10px;
  border: 1px solid var(--line-2);
  background: var(--surface);
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
}
.btn:hover { background: var(--surface-2); }
.btn.primary { background: var(--ink); color: var(--page); border-color: var(--ink); }
.btn.primary:hover { opacity: 0.88; }
.btn.ghost { border-color: transparent; background: none; color: var(--ink-2); padding: 0 8px; }
.btn.ghost:hover { color: var(--ink); background: var(--surface-2); }

.site-foot {
  max-width: var(--wrap, 1120px);
  margin: 0 auto;
  padding: 24px;
  border-top: 1px solid var(--line);
  color: var(--mute);
  font-size: 13px;
  display: flex;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

@media (max-width: 640px) {
  .site-head { padding: 16px; }
  .wrap { padding: 0 16px 56px; }
  .site-foot { padding: 20px 16px; }
}