:root {
  color-scheme: light;
  --page: #f9f9f7;
  --surface: #fcfcfb;
  --surface-2: #f2f1ed;
  --ink: #0b0b0b;
  --ink-2: #52514e;
  --muted: #6f6d68;
  --grid: #e1e0d9;
  --axis: #c3c2b7;
  --ring: rgba(11, 11, 11, 0.10);
  --accent: #2a78d6;
  --s1: #2a78d6; --s2: #eb6834; --s3: #1baf7a; --s4: #eda100;
  --s5: #e87ba4; --s6: #008300; --s7: #6250d6; --s8: #e34948;
  --good: #0ca30c; --warn: #fab219; --serious: #ec835a; --critical: #d03b3b;
  --good-ink: #006300; --bad-ink: #a32424;
  --code-bg: #f2f1ed;
  --radius: 10px;
}
@media (prefers-color-scheme: dark) {
  :root:where(:not([data-theme="light"])) {
    color-scheme: dark;
    --page: #0d0d0d; --surface: #1a1a19; --surface-2: #232321;
    --ink: #f0efec; --ink-2: #c3c2b7; --muted: #a09e97;
    --grid: #2c2c2a; --axis: #383835; --ring: rgba(255, 255, 255, 0.10);
    --accent: #3987e5;
    --s1: #3987e5; --s2: #d95926; --s3: #199e70; --s4: #c98500;
    --s5: #d55181; --s6: #008300; --s7: #9085e9; --s8: #e66767;
    --good-ink: #0ca30c; --bad-ink: #f08a8a; --code-bg: #232321;
  }
}
:root[data-theme="dark"] {
  color-scheme: dark;
  --page: #0d0d0d; --surface: #1a1a19; --surface-2: #232321;
  --ink: #f0efec; --ink-2: #c3c2b7; --muted: #a09e97;
  --grid: #2c2c2a; --axis: #383835; --ring: rgba(255, 255, 255, 0.10);
  --accent: #3987e5;
  --s1: #3987e5; --s2: #d95926; --s3: #199e70; --s4: #c98500;
  --s5: #d55181; --s6: #008300; --s7: #9085e9; --s8: #e66767;
  --good-ink: #0ca30c; --bad-ink: #f08a8a; --code-bg: #232321;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: no-preference) { html { scroll-behavior: smooth; } }
body {
  margin: 0; background: var(--page); color: var(--ink);
  font-family: "Pretendard Variable", Pretendard, -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Noto Sans KR", sans-serif;
  font-size: 15px; line-height: 1.6; word-break: keep-all; overflow-wrap: anywhere;
}
a { color: var(--accent); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 4px; }
h1, h2, h3, h4 { line-height: 1.3; margin: 0 0 .5em; text-wrap: balance; }
h1 { font-size: 22px; } h2 { font-size: 19px; } h3 { font-size: 16px; } h4 { font-size: 14px; color: var(--ink-2); }
p { margin: 0 0 .75em; }
code, pre, .mono { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 12.5px; }

/* 머리 · 탭 */
header.top { position: sticky; top: 0; z-index: 20; background: var(--surface); border-bottom: 1px solid var(--grid); }
.top-in { max-width: 1280px; margin: 0 auto; padding: 12px 16px 0; }
.title-row { display: flex; gap: 12px; align-items: baseline; flex-wrap: wrap; }
.title-row .sub { color: var(--muted); font-size: 13px; }
.theme-btn { margin-left: auto; }
nav.tabs { display: flex; gap: 2px; overflow-x: auto; scrollbar-width: thin; margin-top: 8px; }
nav.tabs button {
  appearance: none; border: 0; background: transparent; color: var(--ink-2); font: inherit; font-size: 14px;
  padding: 9px 12px; border-bottom: 3px solid transparent; cursor: pointer; white-space: nowrap;
}
nav.tabs button[aria-selected="true"] { color: var(--ink); border-bottom-color: var(--accent); font-weight: 600; }
main { max-width: 1280px; margin: 0 auto; padding: 16px; }
section.tab[hidden] { display: none; }

/* 상자 */
.lead { background: var(--surface); border: 1px solid var(--grid); border-left: 4px solid var(--accent); border-radius: var(--radius); padding: 14px 16px; margin-bottom: 16px; }
.lead p:last-child { margin-bottom: 0; }
.grid { display: grid; gap: 14px; }
.g2 { grid-template-columns: repeat(auto-fit, minmax(min(100%, 420px), 1fr)); }
.g3 { grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr)); }
.g4 { grid-template-columns: repeat(auto-fit, minmax(min(100%, 200px), 1fr)); }
.card { background: var(--surface); border: 1px solid var(--grid); border-radius: var(--radius); padding: 14px 16px; min-width: 0; }
.card > :last-child { margin-bottom: 0; }
.stat { display: flex; flex-direction: column; gap: 2px; }
.stat .v { font-size: 28px; font-weight: 700; font-variant-numeric: tabular-nums; }
.stat .l { color: var(--ink-2); font-size: 13px; }
.stat .d { color: var(--muted); font-size: 12px; }
.muted { color: var(--muted); }
.small { font-size: 13px; }
.pill { display: inline-block; padding: 1px 8px; border-radius: 999px; font-size: 12px; border: 1px solid var(--ring); background: var(--surface-2); color: var(--ink-2); white-space: nowrap; }
.pill.good { color: var(--good-ink); border-color: color-mix(in srgb, var(--good) 45%, transparent); }
.pill.bad { color: var(--bad-ink); border-color: color-mix(in srgb, var(--critical) 45%, transparent); }
.pill.warn { border-color: color-mix(in srgb, var(--warn) 60%, transparent); }
ul.tight { margin: 0 0 .75em; padding-left: 1.2em; } ul.tight li { margin: 2px 0; }

/* 부탭(탭 안 나눔) */
.subtabs { display: flex; gap: 6px; flex-wrap: wrap; margin: 4px 0 12px; }
.subtabs button { appearance: none; font: inherit; font-size: 13px; padding: 5px 12px; border-radius: 999px; border: 1px solid var(--grid); background: var(--surface); color: var(--ink-2); cursor: pointer; }
.subtabs button[aria-selected="true"] { background: var(--accent); border-color: var(--accent); color: #fff; }
.subpane[hidden] { display: none; }

/* 표 */
.tw { overflow-x: auto; border: 1px solid var(--grid); border-radius: var(--radius); background: var(--surface); }
table { border-collapse: collapse; width: 100%; font-size: 13.5px; }
th, td { padding: 7px 10px; border-bottom: 1px solid var(--grid); text-align: left; vertical-align: top; }
th { color: var(--ink-2); font-weight: 600; background: var(--surface-2); white-space: nowrap; }
td.n, th.n { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
tr:last-child td { border-bottom: 0; }

/* 차트 */
.chart { position: relative; }
.legend { display: flex; flex-wrap: wrap; gap: 6px 14px; font-size: 12.5px; color: var(--ink-2); margin: 6px 0 10px; }
.legend i { display: inline-block; width: 10px; height: 10px; border-radius: 3px; margin-right: 5px; vertical-align: -1px; }
.bar-row { display: grid; grid-template-columns: minmax(80px, 160px) 1fr auto; gap: 8px; align-items: center; margin: 5px 0; font-size: 13px; }
.bar-row .lab { color: var(--ink-2); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.bar-row .val { font-variant-numeric: tabular-nums; color: var(--ink); min-width: 52px; text-align: right; }
.track { position: relative; height: 18px; background: var(--surface-2); border-radius: 4px; display: flex; gap: 2px; overflow: hidden; }
.seg { height: 100%; border-radius: 4px; min-width: 0; }
.seg:focus-visible { outline-offset: -2px; }
#tip { position: fixed; pointer-events: none; z-index: 50; background: var(--ink); color: var(--page); font-size: 12.5px; padding: 6px 9px; border-radius: 6px; max-width: 320px; opacity: 0; }
#tip.on { opacity: 1; }

/* 썸네일 */
.thumb { width: 100%; aspect-ratio: 16 / 9; object-fit: contain; background: var(--surface-2); border-radius: 6px; border: 1px solid var(--grid); display: block; }
.thumb.tall { aspect-ratio: auto; max-height: 360px; }
.cap { font-size: 12px; color: var(--muted); margin-top: 4px; }
.t10 { display: grid; gap: 10px; grid-template-columns: repeat(auto-fill, minmax(min(100%, 170px), 1fr)); }
.t10 .it { border: 1px solid var(--grid); border-radius: 8px; padding: 6px; background: var(--surface); }
.t10 .it.orig { border: 2px solid var(--good); }
.t10 .meta { font-size: 11.5px; color: var(--ink-2); margin-top: 4px; display: flex; flex-wrap: wrap; gap: 4px 8px; }

/* 탐색기 */
.explorer { display: grid; grid-template-columns: minmax(260px, 340px) 1fr; gap: 14px; }
@media (max-width: 860px) { .explorer { grid-template-columns: 1fr; } }
.filters { display: grid; gap: 8px; margin-bottom: 10px; }
.filters label { font-size: 12.5px; color: var(--ink-2); display: grid; gap: 3px; }
select, input[type="search"] { font: inherit; font-size: 13.5px; padding: 6px 8px; border-radius: 8px; border: 1px solid var(--grid); background: var(--surface); color: var(--ink); width: 100%; }
.list { max-height: 70vh; overflow-y: auto; border: 1px solid var(--grid); border-radius: var(--radius); background: var(--surface); }
.list button { display: grid; grid-template-columns: 64px 1fr; gap: 8px; width: 100%; text-align: left; font: inherit; background: none; border: 0; border-bottom: 1px solid var(--grid); padding: 7px 8px; cursor: pointer; color: var(--ink); }
.list button[aria-current="true"] { background: color-mix(in srgb, var(--accent) 12%, transparent); }
.list img { width: 64px; height: 36px; object-fit: contain; background: var(--surface-2); border-radius: 4px; }
.list .l1 { font-size: 13px; font-weight: 600; }
.list .l2 { font-size: 12px; color: var(--muted); }
.more { width: 100%; padding: 8px; font: inherit; border: 0; background: var(--surface-2); color: var(--ink-2); cursor: pointer; }
pre.box { background: var(--code-bg); border: 1px solid var(--grid); border-radius: 8px; padding: 10px; overflow: auto; max-height: 420px; white-space: pre-wrap; margin: 0; }
.kv { display: grid; grid-template-columns: max-content 1fr; gap: 4px 12px; font-size: 13px; }
.kv dt { color: var(--muted); } .kv dd { margin: 0; }

/* 갤러리 */
.gal { display: grid; gap: 12px; grid-template-columns: repeat(auto-fill, minmax(min(100%, 300px), 1fr)); }
.gal .gi { background: var(--surface); border: 1px solid var(--grid); border-radius: var(--radius); padding: 8px; cursor: pointer; text-align: left; font: inherit; color: var(--ink); }
.gal .pair { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; }
.gal .h { display: flex; gap: 6px; align-items: center; justify-content: space-between; margin-top: 6px; font-size: 12.5px; }

footer { max-width: 1280px; margin: 0 auto; padding: 16px; color: var(--muted); font-size: 12.5px; }
@media (max-width: 480px) { .bar-row { grid-template-columns: 90px 1fr auto; } h1 { font-size: 19px; } }

@media (max-width: 600px) { .title-row .sub { display: none; } .top-in { padding-top: 8px; } }
details summary { cursor: pointer; color: var(--ink-2); }

.thumb, .list img { background: #f4f4f2; }

.wide .bar-row { grid-template-columns: minmax(120px, 320px) 1fr auto; }
@media (max-width: 600px) { .wide .bar-row { grid-template-columns: 110px 1fr auto; } }