/* ── 바닥가: 쿠팡 가격 시세판 ─────────────────────────────
   색 관례: 한국 증시 표기 — 하락(파랑)이 좋은 신호, 상승(빨강)이 나쁜 신호 */
:root {
  --bg: #eef1f4;
  --surface: #ffffff;
  --ink: #0f1b2d;
  --muted: #5c6b7e;
  --faint: #8b98a8;
  --line: #dfe5eb;
  --drop: #1660d6;
  --drop-strong: #0c4bb0;
  --drop-bg: #e9f0fc;
  --rise: #d3503f;
  --rise-bg: #fbecea;
  --radius: 12px;
  --shadow: 0 1px 2px rgba(15, 27, 45, 0.06);
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: 'Pretendard Variable', Pretendard, -apple-system, 'Apple SD Gothic Neo',
    'Malgun Gothic', system-ui, sans-serif;
  font-size: 15px;
  line-height: 1.55;
}
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; }
.num { font-variant-numeric: tabular-nums; letter-spacing: -0.01em; }

.wrap { max-width: 1080px; margin: 0 auto; padding: 0 20px; }

/* ── 헤더 ── */
header.site {
  background: var(--surface);
  border-bottom: 1px solid var(--line);
}
.site-bar { display: flex; align-items: center; justify-content: space-between; height: 60px; }
.wordmark { display: flex; align-items: baseline; gap: 8px; font-weight: 800; font-size: 21px; letter-spacing: -0.03em; }
.wordmark .tick { color: var(--drop); font-size: 14px; transform: translateY(-1px); }
.wordmark small { font-weight: 500; font-size: 12.5px; color: var(--muted); letter-spacing: 0; }
.status-pill {
  font-size: 12.5px; color: var(--muted);
  border: 1px solid var(--line); border-radius: 999px;
  padding: 5px 12px; background: var(--bg);
  white-space: nowrap;
}
.status-pill b { color: var(--ink); font-weight: 700; }
.status-pill .mock { color: var(--rise); font-weight: 700; }

/* ── 검색 히어로 ── */
.hero { padding: 44px 0 36px; text-align: center; }
.hero h1 { margin: 0 0 6px; font-size: clamp(24px, 4vw, 34px); font-weight: 800; letter-spacing: -0.04em; }
.hero h1 .blue { color: var(--drop); }
.hero p.sub { margin: 0 0 22px; color: var(--muted); font-size: 15px; }
.searchbox { display: flex; max-width: 640px; margin: 0 auto; background: var(--surface);
  border: 1.5px solid var(--line); border-radius: 14px; overflow: hidden; box-shadow: var(--shadow);
  transition: border-color 0.15s; }
.searchbox:focus-within { border-color: var(--drop); }
.searchbox input { flex: 1; border: 0; outline: 0; padding: 15px 18px; font: inherit; font-size: 15.5px; min-width: 0; background: transparent; }
.searchbox button { border: 0; background: var(--ink); color: #fff; padding: 0 24px; font-weight: 700; }
.searchbox button:hover { background: #1c2c44; }
.hero .hint { margin-top: 10px; font-size: 12.5px; color: var(--faint); }
.search-msg { max-width: 640px; margin: 14px auto 0; font-size: 13.5px; border-radius: 10px; padding: 10px 14px; display: none; text-align: left; }
.search-msg.ok { display: block; background: var(--drop-bg); color: var(--drop-strong); }
.search-msg.err { display: block; background: var(--rise-bg); color: var(--rise); }

/* ── 섹션 ── */
section.board { padding: 8px 0 36px; }
.board-head { display: flex; align-items: baseline; justify-content: space-between; margin-bottom: 14px; }
.board-head h2 { margin: 0; font-size: 19px; font-weight: 800; letter-spacing: -0.03em; display: flex; align-items: center; gap: 8px; }
.board-head h2 .dot { width: 8px; height: 8px; border-radius: 2px; background: var(--drop); display: inline-block; }
.board-head h2 .dot.soft { background: #6fa1e8; }
.board-head .desc { font-size: 13px; color: var(--muted); }

.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 14px; }

/* ── 상품 카드 ── */
.card {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 16px 16px 14px; box-shadow: var(--shadow);
  display: flex; flex-direction: column; gap: 10px;
  transition: border-color 0.12s, transform 0.12s;
}
.card:hover { border-color: var(--drop); transform: translateY(-1px); }
.card .badges { display: flex; gap: 6px; flex-wrap: wrap; }
.badge { font-size: 11px; font-weight: 700; padding: 3px 8px; border-radius: 6px; letter-spacing: -0.01em; }
.badge.atl { background: var(--drop); color: #fff; }
.badge.low90 { background: var(--drop-bg); color: var(--drop-strong); }
.badge.rocket { background: #f2f5f8; color: var(--muted); }
.badge.pending { background: #fdf3d7; color: #8a6a10; }
.card .title { font-size: 14px; font-weight: 600; line-height: 1.4; letter-spacing: -0.02em;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; min-height: 2.8em; }
.card .price-row { display: flex; align-items: baseline; gap: 8px; }
.card .price { font-size: 21px; font-weight: 800; letter-spacing: -0.03em; }
.delta { font-size: 13px; font-weight: 700; }
.delta.down { color: var(--drop); }
.delta.up { color: var(--rise); }
.card .meta { font-size: 12px; color: var(--faint); }

/* 가격 위치 밴드: 역대 최저 ~ 최고 사이 현재가 위치 */
.band { margin-top: 2px; }
.band .track { position: relative; height: 6px; border-radius: 3px;
  background: linear-gradient(90deg, var(--drop) 0%, #a9c4ec 45%, #f0b8b0 100%); }
.band .marker { position: absolute; top: 50%; width: 12px; height: 12px; border-radius: 50%;
  background: var(--ink); border: 2.5px solid #fff; box-shadow: 0 0 0 1px var(--line);
  transform: translate(-50%, -50%); }
.band .labels { display: flex; justify-content: space-between; font-size: 11px; color: var(--faint); margin-top: 5px; }
.band .labels .lo { color: var(--drop-strong); font-weight: 700; }

.empty { padding: 36px 0; text-align: center; color: var(--muted); font-size: 14px;
  background: var(--surface); border: 1px dashed var(--line); border-radius: var(--radius); }

/* ── 상품 상세 ── */
.back { display: inline-flex; align-items: center; gap: 6px; margin: 20px 0 4px; color: var(--muted); font-size: 13.5px; }
.back:hover { color: var(--ink); }
.detail { background: var(--surface); border: 1px solid var(--line); border-radius: 16px;
  padding: 26px; margin: 10px 0 24px; box-shadow: var(--shadow); }
.detail h1 { margin: 8px 0 4px; font-size: clamp(19px, 3vw, 24px); font-weight: 800; letter-spacing: -0.03em; line-height: 1.35; }
.detail .cat { font-size: 12.5px; color: var(--faint); }
.price-hero { display: flex; align-items: baseline; gap: 14px; flex-wrap: wrap; margin: 16px 0 4px; }
.price-hero .now { font-size: clamp(30px, 5vw, 40px); font-weight: 800; letter-spacing: -0.04em; }
.price-hero .chg { font-size: 16px; font-weight: 700; }
.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 10px; margin: 18px 0; }
.stat { background: var(--bg); border-radius: 10px; padding: 12px 14px; }
.stat .k { font-size: 12px; color: var(--muted); margin-bottom: 3px; }
.stat .v { font-size: 17px; font-weight: 800; letter-spacing: -0.02em; }
.stat .v .when { display: block; font-size: 11.5px; font-weight: 500; color: var(--faint); margin-top: 2px; }
.stat.hl { background: var(--drop-bg); }
.stat.hl .v { color: var(--drop-strong); }

.chart-head { display: flex; align-items: center; justify-content: space-between; margin: 22px 0 10px; flex-wrap: wrap; gap: 10px; }
.chart-head h2 { margin: 0; font-size: 16px; font-weight: 800; letter-spacing: -0.02em; }
.range-btns { display: flex; gap: 4px; background: var(--bg); border-radius: 9px; padding: 3px; }
.range-btns button { border: 0; background: transparent; border-radius: 7px; padding: 5px 12px;
  font-size: 12.5px; font-weight: 600; color: var(--muted); }
.range-btns button.on { background: var(--surface); color: var(--ink); box-shadow: var(--shadow); }
.chart-box { position: relative; height: 320px; }
.chart-box canvas { width: 100%; height: 100%; display: block; }

.cta-row { display: flex; gap: 10px; align-items: center; margin-top: 22px; flex-wrap: wrap; }
.cta {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--drop); color: #fff; font-weight: 700; font-size: 15px;
  border: 0; border-radius: 11px; padding: 13px 22px;
}
.cta:hover { background: var(--drop-strong); }
.cta-note { font-size: 12px; color: var(--faint); }

.pending-box { background: #fdf7e3; border: 1px solid #f0e2b0; color: #6d5510;
  border-radius: 12px; padding: 16px 18px; font-size: 14px; margin: 16px 0; }

/* ── 관리자 ── */
.admin-card { background: var(--surface); border: 1px solid var(--line); border-radius: 14px;
  padding: 22px; margin: 18px 0; box-shadow: var(--shadow); }
.admin-card h2 { margin: 0 0 12px; font-size: 17px; font-weight: 800; }
.admin-row { display: flex; gap: 8px; margin-bottom: 12px; flex-wrap: wrap; }
.admin-row input, .admin-row select { border: 1.5px solid var(--line); border-radius: 9px; padding: 9px 12px; font: inherit; flex: 1; min-width: 140px; }
.admin-row input:focus { outline: 0; border-color: var(--drop); }
.btn { border: 0; border-radius: 9px; padding: 9px 16px; font-weight: 700; font-size: 14px; }
.btn.primary { background: var(--ink); color: #fff; }
.btn.ghost { background: var(--bg); color: var(--ink); }
.kw-table { width: 100%; border-collapse: collapse; font-size: 14px; }
.kw-table th { text-align: left; font-size: 12px; color: var(--muted); font-weight: 600;
  padding: 8px 10px; border-bottom: 1px solid var(--line); }
.kw-table td { padding: 9px 10px; border-bottom: 1px solid var(--line); }
.kw-table .del { color: var(--rise); background: none; border: 0; font-size: 13px; }
.admin-msg { font-size: 13px; color: var(--muted); margin-top: 8px; }

/* ── 푸터 ── */
footer.site { border-top: 1px solid var(--line); margin-top: 20px; padding: 26px 0 40px;
  color: var(--faint); font-size: 12.5px; line-height: 1.7; }
footer.site .partner-note { color: var(--muted); }

@media (max-width: 560px) {
  .site-bar { height: 54px; }
  .status-pill { display: none; }
  .grid { grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 10px; }
  .card .title { font-size: 13px; }
  .card .price { font-size: 18px; }
  .detail { padding: 18px; }
  .chart-box { height: 240px; }
}

@media (prefers-reduced-motion: reduce) {
  .card, .searchbox { transition: none; }
  .card:hover { transform: none; }
}