/* 炒饭估值 · 研究档案库 —— 浅色主题 */

:root {
  --bg: #f4f6f9;
  --bg-grad: linear-gradient(180deg, #eef2f8 0%, #f4f6f9 260px);
  --card: #ffffff;
  --ink: #17202f;
  --ink-2: #3f4b5e;
  --muted: #8a95a6;
  --line: #e4e9f0;
  --line-2: #eef2f7;
  --brand: #1a5fb4;
  --brand-soft: #eaf1fb;
  --up: #c0392b;      /* 涨 —— 红 */
  --down: #1e8449;    /* 跌 —— 绿 */
  --amber: #b9770e;
  --amber-soft: #fdf6e7;
  --purple: #6b46c1;
  --purple-soft: #f1ecfb;
  --green: #1b7f4b;
  --green-soft: #e9f7ef;
  --red: #c62828;
  --red-soft: #fdecec;
  --radius: 12px;
  --shadow: 0 1px 2px rgba(20, 32, 52, .04), 0 6px 20px rgba(20, 32, 52, .05);
  --shadow-hover: 0 2px 6px rgba(20, 32, 52, .07), 0 14px 34px rgba(20, 32, 52, .10);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  background-image: var(--bg-grad);
  background-repeat: no-repeat;
  color: var(--ink);
  font-family: "Microsoft YaHei", "PingFang SC", "Hiragino Sans GB", system-ui, sans-serif;
  font-size: 14px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
.wrap { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.num { font-variant-numeric: tabular-nums; font-feature-settings: "tnum"; }

/* ---------------------------------------------------------- 顶栏 */
.topbar {
  background: rgba(255, 255, 255, .88);
  backdrop-filter: saturate(1.4) blur(10px);
  border-bottom: 1px solid var(--line);
  position: sticky; top: 0; z-index: 20;
}
.topbar .wrap {
  display: flex; align-items: center; gap: 20px;
  min-height: 66px; padding-top: 10px; padding-bottom: 10px;
}
.brand { display: flex; align-items: center; gap: 12px; min-width: 0; }
.logo {
  width: 38px; height: 38px; flex: none; border-radius: 10px;
  background: linear-gradient(135deg, #1a5fb4, #2a7de1);
  color: #fff; font-weight: 700; font-size: 18px;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 4px 12px rgba(26, 95, 180, .28);
}
.brand h1 { font-size: 17px; margin: 0; letter-spacing: .3px; }
.brand p { margin: 0; font-size: 12px; color: var(--muted); }

.stats { margin-left: auto; display: flex; gap: 26px; }
.stat { text-align: right; }
.stat b { display: block; font-size: 17px; color: var(--ink); line-height: 1.25; }
.stat span { font-size: 11.5px; color: var(--muted); letter-spacing: .4px; }

/* ---------------------------------------------------------- 工具栏 */
.toolbar {
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
  padding: 22px 0 18px;
}
.search {
  position: relative; flex: 1 1 260px; min-width: 200px; max-width: 360px;
}
.search input {
  width: 100%; height: 40px; border-radius: 10px;
  border: 1px solid var(--line); background: #fff;
  padding: 0 14px 0 38px; font-size: 14px; color: var(--ink);
  outline: none; transition: border-color .15s, box-shadow .15s;
  font-family: inherit;
}
.search input:focus { border-color: #b9d2f2; box-shadow: 0 0 0 3px rgba(26, 95, 180, .10); }
.search::before {
  content: ""; position: absolute; left: 14px; top: 50%; transform: translateY(-50%);
  width: 13px; height: 13px; border: 2px solid var(--muted); border-radius: 50%;
  opacity: .7;
}
.search::after {
  content: ""; position: absolute; left: 24px; top: 25px;
  width: 6px; height: 2px; background: var(--muted); transform: rotate(45deg); opacity: .7;
}
.chips { display: flex; gap: 8px; flex-wrap: wrap; }
.chip {
  height: 34px; padding: 0 14px; border-radius: 17px; cursor: pointer;
  border: 1px solid var(--line); background: #fff; color: var(--ink-2);
  font-size: 13px; font-family: inherit; display: inline-flex; align-items: center; gap: 6px;
  transition: all .15s;
}
.chip:hover { border-color: #c9d8ec; color: var(--brand); }
.chip.on { background: var(--brand); border-color: var(--brand); color: #fff; font-weight: 600; }
.chip .c { opacity: .65; font-size: 12px; }
.sortsel { margin-left: auto; }
.sortsel select {
  height: 34px; border-radius: 8px; border: 1px solid var(--line); background: #fff;
  color: var(--ink-2); font-size: 13px; padding: 0 10px; font-family: inherit; cursor: pointer;
  outline: none;
}

/* ---------------------------------------------------------- 卡片网格 */
.grid {
  display: grid; gap: 18px; padding-bottom: 40px;
  grid-template-columns: repeat(auto-fill, minmax(344px, 1fr));
}
.card {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 18px 20px 15px; box-shadow: var(--shadow);
  display: flex; flex-direction: column; gap: 12px;
  transition: transform .18s ease, box-shadow .18s ease, border-color .18s;
  position: relative; overflow: hidden;
}
.card::before {
  content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 3px;
  background: linear-gradient(180deg, #2a7de1, #1a5fb4); opacity: 0; transition: opacity .18s;
}
.card:hover { transform: translateY(-3px); box-shadow: var(--shadow-hover); border-color: #d5e2f2; }
.card:hover::before { opacity: 1; }

.card-top { display: flex; align-items: flex-start; gap: 12px; }
.card-top h2 { font-size: 19px; margin: 0 0 3px; letter-spacing: .2px; }
.card-sub { display: flex; align-items: center; gap: 8px; font-size: 12.5px; color: var(--muted); }
.tag {
  display: inline-block; padding: 1px 8px; border-radius: 5px; font-size: 11.5px;
  font-weight: 600; letter-spacing: .3px;
}
.tag.a { background: #eaf1fb; color: #1a5fb4; }
.tag.hk { background: #eafaf1; color: #1b7f4b; }
.tag.us { background: #f3eefc; color: #6b46c1; }
.card-date { margin-left: auto; font-size: 12px; color: var(--muted); white-space: nowrap; }
.industry { margin: 0; font-size: 12.5px; color: var(--ink-2); }
.industry .dot { color: var(--muted); margin: 0 6px; }

.metrics {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 4px;
  background: #fafbfd; border: 1px solid var(--line-2); border-radius: 9px; padding: 10px 6px;
}
.metrics > div { text-align: center; min-width: 0; }
.metrics .k { display: block; font-size: 11px; color: var(--muted); letter-spacing: .2px; }
.metrics b { font-size: 14px; font-weight: 600; color: var(--ink); word-break: break-all; }
.metrics .na { color: #c2cad6; font-weight: 400; }

.verdicts { display: flex; flex-wrap: wrap; gap: 6px; }
.vd {
  font-size: 11.5px; padding: 2px 9px; border-radius: 20px;
  background: #f2f4f8; color: var(--ink-2); display: inline-flex; align-items: center; gap: 5px;
}
.vd i { font-style: normal; color: var(--muted); }
.vd.ok { background: var(--green-soft); color: var(--green); }
.vd.warn { background: var(--amber-soft); color: var(--amber); }
.vd.bad { background: var(--red-soft); color: var(--red); }
.vd.ok i, .vd.warn i, .vd.bad i { color: inherit; opacity: .72; }

.card-foot {
  margin-top: auto; padding-top: 12px; border-top: 1px dashed var(--line);
  display: flex; align-items: center; gap: 10px; font-size: 12.5px; color: var(--muted);
}
.docdots { display: flex; gap: 4px; }
.docdot {
  width: 20px; height: 20px; border-radius: 6px; font-size: 10.5px; font-weight: 700;
  display: flex; align-items: center; justify-content: center; color: #fff;
}
.t-blue { background: #2a7de1; }
.t-green { background: #2f9e63; }
.t-amber { background: #d29b2c; }
.t-purple { background: #8b6bd6; }
.t-red { background: #d1504a; }
.go { margin-left: auto; color: var(--brand); font-weight: 600; }
.card:hover .go { text-decoration: underline; }

.empty { text-align: center; color: var(--muted); padding: 70px 0; font-size: 14px; }

/* ---------------------------------------------------------- 详情页 */
.backlink {
  display: inline-flex; align-items: center; gap: 6px; font-size: 13px; color: var(--brand);
  padding: 20px 0 12px; font-weight: 600;
}
.backlink:hover { text-decoration: underline; }

.hero {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: var(--shadow); padding: 22px 26px; margin-bottom: 18px;
}
.hero-main { display: flex; align-items: flex-start; gap: 18px; flex-wrap: wrap; }
.hero h1 { font-size: 26px; margin: 0 0 6px; letter-spacing: .3px; }
.hero h1 .cd { font-size: 15px; color: var(--muted); font-weight: 400; margin-left: 8px; }
.hero-meta { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; font-size: 12.5px; color: var(--muted); }
.hero-kpis { margin-left: auto; display: flex; gap: 30px; flex-wrap: wrap; }
.kpi { text-align: right; }
.kpi b { display: block; font-size: 19px; line-height: 1.3; }
.kpi span { font-size: 11.5px; color: var(--muted); }
.hero-quote {
  margin: 16px 0 0; padding: 13px 16px; background: var(--brand-soft);
  border-radius: 9px; font-size: 13.5px; color: #24405f; line-height: 1.72;
}
.hero-quote b { color: var(--brand); }

.vdrow { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 16px; }
.vdcard {
  flex: 1 1 200px; border: 1px solid var(--line-2); border-radius: 10px; padding: 11px 14px;
  background: #fafbfd;
}
.vdcard .h { font-size: 11.5px; color: var(--muted); letter-spacing: .3px; }
.vdcard .v { font-size: 15px; font-weight: 700; margin-top: 3px; }
.vdcard.ok .v { color: var(--green); }
.vdcard.warn .v { color: var(--amber); }
.vdcard.bad .v { color: var(--red); }
.vdcard.gray .v { color: var(--muted); font-weight: 500; font-size: 13.5px; }

.section-title {
  font-size: 14px; font-weight: 700; color: var(--ink-2); letter-spacing: .5px;
  margin: 26px 0 12px; display: flex; align-items: center; gap: 9px;
}
.section-title::before { content: ""; width: 3px; height: 15px; background: var(--brand); border-radius: 2px; }
.section-title .hint { font-weight: 400; font-size: 12.5px; color: var(--muted); letter-spacing: 0; }

.doclist { display: flex; flex-direction: column; gap: 12px; }
.docrow {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 15px 18px; display: flex; align-items: center; gap: 16px;
  box-shadow: 0 1px 2px rgba(20, 32, 52, .03);
  transition: border-color .16s, box-shadow .16s, transform .16s;
}
.docrow:hover { border-color: #cfe0f4; box-shadow: var(--shadow); transform: translateX(2px); }
.docrow.primary { border-color: #cfe0f4; background: linear-gradient(180deg, #fbfdff, #fff); }
.ord {
  width: 40px; height: 40px; flex: none; border-radius: 11px; color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 15px; font-weight: 700; letter-spacing: .5px;
}
.docbody { flex: 1; min-width: 0; }
.docbody h3 { margin: 0 0 3px; font-size: 15px; display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.docbody h3 .pill {
  font-size: 10.5px; font-weight: 700; padding: 1px 7px; border-radius: 4px;
  background: var(--brand-soft); color: var(--brand); letter-spacing: .3px;
}
.docbody p { margin: 0; font-size: 12.8px; color: var(--ink-2); line-height: 1.65; }
.docbody .fname { margin-top: 4px; font-size: 11.5px; color: #a9b3c2; font-family: Consolas, Menlo, monospace; }
.docact { display: flex; gap: 8px; flex: none; }
.btn {
  height: 34px; padding: 0 15px; border-radius: 8px; border: 1px solid var(--line);
  background: #fff; color: var(--ink-2); font-size: 13px; font-family: inherit; cursor: pointer;
  display: inline-flex; align-items: center; gap: 6px; transition: all .15s; white-space: nowrap;
}
.btn:hover { border-color: #c9d8ec; color: var(--brand); background: #fbfdff; }
.btn.primary { background: var(--brand); border-color: var(--brand); color: #fff; font-weight: 600; }
.btn.primary:hover { background: #17539e; color: #fff; }
.btn.icon { padding: 0 11px; }

/* ---------------------------------------------------------- 文档查看页 */
.viewer { display: flex; flex-direction: column; height: 100vh; overflow: hidden; }
.viewer-bar {
  flex: none; background: #fff; border-bottom: 1px solid var(--line);
  display: flex; align-items: center; gap: 14px; padding: 10px 20px; z-index: 5;
}
.viewer-bar .backlink { padding: 0; }
.viewer-bar .vt { font-size: 14px; font-weight: 600; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.viewer-bar .vt span { color: var(--muted); font-weight: 400; font-size: 12.5px; margin-left: 8px; }
.viewer-bar .spacer { margin-left: auto; }
.viewer iframe { flex: 1; width: 100%; border: 0; background: #fff; }

footer.sitefoot {
  border-top: 1px solid var(--line); padding: 20px 0 34px; margin-top: 10px;
  color: var(--muted); font-size: 12px; display: flex; gap: 14px; flex-wrap: wrap;
}
footer.sitefoot code { background: #eef2f7; border-radius: 4px; padding: 1px 6px; font-size: 11.5px; }

@media (max-width: 720px) {
  .wrap { padding: 0 14px; }
  .stats { gap: 16px; }
  .stat:nth-child(n+4) { display: none; }
  .grid { grid-template-columns: 1fr; }
  .hero-kpis { margin-left: 0; gap: 20px; }
  .kpi { text-align: left; }
  .docrow { flex-wrap: wrap; }
  .docact { width: 100%; }
  .docact .btn { flex: 1; justify-content: center; }
}