/* =========================================================================
 * 非洲式私域 · 竞争情报看板  —  设计系统「暖色信号终端」
 * 深蓝墨底 / 赭黄(saffron)主 · 玉色(jade)次 / 等宽数据标签
 * ========================================================================= */

:root {
  --bg: #0C1430;
  --bg-2: #0A1226;
  --surface: #131D44;
  --surface-2: #1B2752;
  --surface-3: #22305A;
  --border: rgba(233, 239, 244, 0.09);
  --border-strong: rgba(233, 239, 244, 0.18);
  --text: #E9EFF4;
  --muted: #8A99A8;
  --faint: #5C6B79;

  --saffron: #FFB02E;
  --saffron-soft: rgba(255, 176, 46, 0.14);
  --jade: #27D18A;
  --jade-soft: rgba(39, 209, 138, 0.14);
  --sky: #5BA8E0;
  --sky-soft: rgba(91, 168, 224, 0.14);
  --violet: #9B6BFF;
  --violet-soft: rgba(155, 107, 255, 0.14);
  --clay: #FF3D77;
  --clay-soft: rgba(255, 61, 119, 0.14);

  --r-lg: 18px;
  --r-md: 14px;
  --r-sm: 9px;

  --font-display: "Space Grotesk", "Noto Sans SC", "Segoe UI", system-ui, sans-serif;
  --font-body: "Noto Sans SC", "Space Grotesk", "Inter", "Segoe UI", system-ui, sans-serif;
  --font-mono: "Space Mono", "IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;

  --shadow: 0 18px 48px -24px rgba(0, 0, 0, 0.7);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  position: relative;
  overflow-x: hidden;
}

/* 背景：细密经纬网格 + 顶部赭黄辉光，呼应「信号/地图」 */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(1100px 520px at 78% -8%, rgba(255, 176, 46, 0.10), transparent 60%),
    radial-gradient(900px 480px at 8% 4%, rgba(39, 209, 138, 0.08), transparent 60%),
    var(--bg);
}
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(rgba(233, 239, 244, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(233, 239, 244, 0.035) 1px, transparent 1px);
  background-size: 46px 46px;
  mask-image: radial-gradient(circle at 50% 30%, #000 0%, transparent 78%);
  -webkit-mask-image: radial-gradient(circle at 50% 30%, #000 0%, transparent 78%);
}

.wrap { max-width: 1260px; margin: 0 auto; padding: 0 28px; }

/* ---------- 顶栏 ---------- */
.topbar {
  position: sticky; top: 0; z-index: 40;
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px; padding: 14px 28px;
  background: rgba(14, 20, 27, 0.82);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.brand { display: flex; align-items: center; gap: 12px; }
.brand .dot {
  width: 11px; height: 11px; border-radius: 50%;
  background: var(--saffron);
  box-shadow: 0 0 0 4px var(--saffron-soft), 0 0 16px var(--saffron);
}
.brand b { font-family: var(--font-display); font-weight: 600; letter-spacing: 0.2px; font-size: 15px; }
.brand span { color: var(--muted); font-size: 12px; font-family: var(--font-mono); }
.topbar .meta { display: flex; gap: 18px; align-items: center; color: var(--muted); font-size: 12px; font-family: var(--font-mono); }
.topbar .meta a.nav-link { color: var(--saffron); text-decoration: none; border: 1px solid var(--border); border-radius: 999px; padding: 6px 13px; font-family: var(--font-mono); font-size: 12px; transition: all 0.18s; }
.topbar .meta a.nav-link:hover { border-color: var(--saffron); background: var(--saffron-soft); }

/* ---------- Hero ---------- */
.hero { padding: 54px 0 30px; }
.hero-grid { display: grid; grid-template-columns: 1.08fr 0.92fr; gap: 40px; align-items: center; }
.eyebrow {
  font-family: var(--font-mono); font-size: 12px; letter-spacing: 2.5px;
  text-transform: uppercase; color: var(--saffron); margin-bottom: 16px;
  display: inline-flex; align-items: center; gap: 9px;
}
.eyebrow::before { content: ""; width: 26px; height: 1px; background: var(--saffron); display: inline-block; }
.hero h1 {
  font-family: var(--font-display); font-weight: 600;
  font-size: clamp(30px, 4.4vw, 52px); line-height: 1.05; letter-spacing: -0.5px;
}
.hero h1 .hl { color: var(--saffron); }
.hero h1 .hl2 { color: var(--jade); }
.hero p.lead { color: var(--muted); font-size: 16px; margin-top: 18px; max-width: 46ch; }
.hero .tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 22px; }
.tag {
  font-family: var(--font-mono); font-size: 11.5px; color: var(--muted);
  border: 1px solid var(--border); border-radius: 999px; padding: 5px 11px;
  background: var(--surface);
}

/* Hero 签名：发现→聊天→支付→履约 回路 */
.loop {
  border: 1px solid var(--border); border-radius: var(--r-lg);
  background: linear-gradient(160deg, var(--surface), var(--bg-2));
  padding: 26px 24px; box-shadow: var(--shadow); position: relative; overflow: hidden;
}
.loop .cap { font-family: var(--font-mono); font-size: 11px; letter-spacing: 1.5px; color: var(--faint); text-transform: uppercase; margin-bottom: 6px; }
.loop svg { width: 100%; height: auto; display: block; }
.loop .legend { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 14px; font-size: 11.5px; color: var(--muted); font-family: var(--font-mono); }
.loop .legend i { width: 9px; height: 9px; border-radius: 2px; display: inline-block; margin-right: 6px; vertical-align: middle; }

/* KPI 条 */
.kpis { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-top: 34px; }
.kpi {
  border: 1px solid var(--border); border-radius: var(--r-md);
  background: var(--surface); padding: 18px 18px 16px; position: relative; overflow: hidden;
}
.kpi::after {
  content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 3px; background: var(--saffron);
}
.kpi.jade::after { background: var(--jade); }
.kpi.sky::after { background: var(--sky); }
.kpi.violet::after { background: var(--violet); }
.kpi .k-label { font-size: 12px; color: var(--muted); font-family: var(--font-mono); }
.kpi .k-value { font-family: var(--font-display); font-weight: 600; font-size: 30px; margin-top: 8px; letter-spacing: -0.5px; }
.kpi .k-value small { font-size: 14px; color: var(--muted); font-weight: 400; }
.kpi .k-sub { font-size: 11.5px; color: var(--faint); margin-top: 6px; font-family: var(--font-mono); }

/* ---------- 区块通用 ---------- */
.section { padding: 40px 0 10px; }
.section-head { display: flex; align-items: baseline; justify-content: space-between; gap: 16px; margin-bottom: 22px; flex-wrap: wrap; }
.section-head h2 { font-family: var(--font-display); font-weight: 600; font-size: 24px; letter-spacing: -0.3px; }
.section-head .idx { font-family: var(--font-mono); color: var(--saffron); font-size: 13px; margin-right: 10px; }
.section-head .desc { color: var(--muted); font-size: 13.5px; max-width: 56ch; }

/* ---------- 公司版图 ---------- */
.role-filter { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 20px; }
.chip {
  font-family: var(--font-mono); font-size: 12px; color: var(--muted);
  border: 1px solid var(--border); background: var(--surface);
  border-radius: 999px; padding: 7px 14px; cursor: pointer; transition: all 0.18s;
  display: inline-flex; align-items: center; gap: 7px;
}
.chip i { width: 9px; height: 9px; border-radius: 50%; }
.chip:hover { border-color: var(--border-strong); color: var(--text); }
.chip.active { color: var(--bg); background: var(--saffron); border-color: var(--saffron); font-weight: 600; }
.chip.active i { background: var(--bg) !important; }

.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.card {
  border: 1px solid var(--border); border-radius: var(--r-md); background: var(--surface);
  padding: 18px; position: relative; transition: transform 0.2s, border-color 0.2s; display: flex; flex-direction: column;
}
.card:hover { transform: translateY(-3px); border-color: var(--border-strong); }
.card .role-tag {
  font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 1px; text-transform: uppercase;
  padding: 3px 9px; border-radius: 6px; align-self: flex-start; margin-bottom: 12px;
}
.card h3 { font-family: var(--font-display); font-size: 19px; font-weight: 600; display: flex; align-items: center; gap: 8px; }
.card h3 .ticker { font-family: var(--font-mono); font-size: 11px; color: var(--faint); font-weight: 400; }
.card .hq { font-size: 12px; color: var(--muted); margin-top: 3px; font-family: var(--font-mono); }
.card .metrics { display: flex; gap: 18px; margin: 16px 0 14px; }
.card .metric .mv { font-family: var(--font-display); font-size: 22px; font-weight: 600; }
.card .metric .mv .u { font-size: 12px; color: var(--muted); font-weight: 400; margin-left: 3px; }
.card .metric .ml { font-size: 11px; color: var(--muted); font-family: var(--font-mono); margin-top: 2px; }
.card .est { font-size: 9px; color: var(--clay); border: 1px solid var(--clay); border-radius: 4px; padding: 1px 4px; margin-left: 5px; vertical-align: middle; }
.card .moves { list-style: none; margin-top: auto; padding-top: 12px; border-top: 1px solid var(--border); }
.card .moves li { font-size: 12px; color: var(--muted); padding-left: 14px; position: relative; margin-bottom: 5px; line-height: 1.45; }
.card .moves li::before { content: ""; position: absolute; left: 0; top: 8px; width: 5px; height: 5px; border-radius: 50%; background: var(--jade); }
.card .outlook { font-size: 12px; color: var(--text); background: var(--surface-2); border-radius: 9px; padding: 10px 12px; margin-top: 12px; border-left: 2px solid var(--saffron); }
.card .outlook b { color: var(--saffron); font-weight: 600; }

/* 角色配色 */
.ro-电商 { color: var(--saffron); background: var(--saffron-soft); }
.ro-移动货币 { color: var(--jade); background: var(--jade-soft); }
.ro-支付 { color: var(--sky); background: var(--sky-soft); }
.ro-聊天商务 { color: var(--violet); background: var(--violet-soft); }
.ro-消费科技 { color: var(--clay); background: var(--clay-soft); }

/* ---------- 图表区 ---------- */
.chart-tabs { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 18px; }
.chart-tabs .ctab {
  font-family: var(--font-mono); font-size: 12.5px; color: var(--muted);
  border: 1px solid var(--border); background: var(--surface); border-radius: 9px;
  padding: 8px 14px; cursor: pointer; transition: all 0.18s;
}
.chart-tabs .ctab:hover { color: var(--text); border-color: var(--border-strong); }
.chart-tabs .ctab.active { color: var(--bg); background: var(--jade); border-color: var(--jade); font-weight: 600; }
.chart-box {
  border: 1px solid var(--border); border-radius: var(--r-md); background: var(--surface);
  padding: 14px 8px 6px; min-height: 420px;
}
.chart-box .ec { width: 100%; height: 410px; }

/* ---------- 未来预测 ---------- */
.forecast-grid { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 22px; align-items: start; }
.forecast-chart { border: 1px solid var(--border); border-radius: var(--r-md); background: var(--surface); padding: 14px 8px 6px; }
.forecast-chart .ec { width: 100%; height: 360px; }
.outlook-cards { display: flex; flex-direction: column; gap: 12px; max-height: 392px; overflow-y: auto; padding-right: 4px; }
.outlook-cards .oc {
  border: 1px solid var(--border); border-radius: var(--r-sm); background: var(--surface);
  padding: 13px 15px; border-left: 3px solid var(--saffron);
}
.outlook-cards .oc h4 { font-size: 14px; font-family: var(--font-display); font-weight: 600; display: flex; justify-content: space-between; align-items: center; }
.outlook-cards .oc h4 .y { font-family: var(--font-mono); font-size: 10px; color: var(--faint); }
.outlook-cards .oc p { font-size: 12.5px; color: var(--muted); margin-top: 6px; line-height: 1.5; }

/* ---------- 数据表 ---------- */
.table-wrap { border: 1px solid var(--border); border-radius: var(--r-md); background: var(--surface); overflow: hidden; }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
thead th {
  text-align: left; padding: 13px 14px; font-family: var(--font-mono); font-size: 11.5px;
  color: var(--muted); letter-spacing: 0.5px; border-bottom: 1px solid var(--border-strong);
  position: sticky; top: 0; background: var(--surface-2); cursor: pointer; user-select: none; white-space: nowrap;
}
thead th:hover { color: var(--text); }
thead th .arr { color: var(--saffron); margin-left: 4px; opacity: 0.4; }
thead th.sorted .arr { opacity: 1; }
tbody td { padding: 12px 14px; border-bottom: 1px solid var(--border); color: var(--text); vertical-align: top; }
tbody tr:hover { background: var(--surface-2); }
tbody td .name { font-weight: 600; font-family: var(--font-display); }
tbody td .sub { font-size: 11px; color: var(--faint); font-family: var(--font-mono); }
tbody td.num { font-family: var(--font-mono); text-align: right; }
tbody td a { color: var(--sky); text-decoration: none; font-size: 11.5px; }
tbody td a:hover { text-decoration: underline; }
.pill { font-family: var(--font-mono); font-size: 10.5px; padding: 3px 8px; border-radius: 6px; }

/* ---------- 页脚 ---------- */
.footer { margin-top: 50px; padding: 30px 0 60px; border-top: 1px solid var(--border); color: var(--muted); font-size: 12.5px; }
.footer h4 { font-family: var(--font-display); color: var(--text); font-size: 14px; margin-bottom: 10px; }
.footer .src-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 6px 26px; margin: 10px 0 18px; }
.footer .src-list a { color: var(--sky); text-decoration: none; font-size: 11.5px; font-family: var(--font-mono); }
.footer .src-list a:hover { text-decoration: underline; }
.footer .warn { background: var(--clay-soft); border: 1px solid var(--clay); border-radius: 9px; padding: 12px 14px; color: #f0c4ad; line-height: 1.6; }
.footer .warn b { color: var(--clay); }

/* ---------- 响应式 ---------- */
@media (max-width: 980px) {
  .hero-grid { grid-template-columns: 1fr; gap: 28px; }
  .kpis { grid-template-columns: repeat(2, 1fr); }
  .cards { grid-template-columns: repeat(2, 1fr); }
  .forecast-grid { grid-template-columns: 1fr; }
  .footer .src-list { grid-template-columns: 1fr; }
}
@media (max-width: 620px) {
  .wrap { padding: 0 16px; }
  .topbar { padding: 12px 16px; }
  .topbar .meta { display: none; }
  .kpis { grid-template-columns: 1fr 1fr; }
  .cards { grid-template-columns: 1fr; }
  .table-wrap { overflow-x: auto; }
  table { min-width: 720px; }
}

/* 减少动效 */
@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
}

/* 流动连线动画（Hero 回路） */
@keyframes flow { to { stroke-dashoffset: -28; } }
.loop .flow-line { stroke-dasharray: 6 8; animation: flow 1.4s linear infinite; }
@media (prefers-reduced-motion: reduce) { .loop .flow-line { animation: none; } }

/* ---------- 公司详情抽屉（钻取） ---------- */
.card, .oc, #data-table tbody tr { cursor: pointer; }
.card-foot {
  margin-top: 14px; padding-top: 12px; border-top: 1px solid var(--border);
  font-family: var(--font-mono); font-size: 11.5px; color: var(--saffron);
  display: flex; justify-content: space-between; align-items: center;
}
.card:hover .card-foot { color: #ffc06b; }

.modal { position: fixed; inset: 0; z-index: 100; display: none; }
.modal.open { display: block; }
.modal-overlay { position: absolute; inset: 0; background: rgba(5, 8, 12, 0.66); backdrop-filter: blur(4px); }
.modal-panel {
  position: absolute; top: 0; right: 0; height: 100%; width: min(580px, 94vw);
  background: var(--surface); border-left: 1px solid var(--border-strong);
  box-shadow: -30px 0 60px -30px rgba(0, 0, 0, 0.7);
  overflow-y: auto; padding: 30px 30px 48px;
  transform: translateX(100%); transition: transform 0.3s cubic-bezier(0.2, 0.7, 0.2, 1);
}
.modal.open .modal-panel { transform: translateX(0); }
.modal-close {
  position: absolute; top: 16px; right: 18px; width: 34px; height: 34px; border-radius: 9px;
  border: 1px solid var(--border); background: var(--surface-2); color: var(--text);
  font-size: 20px; line-height: 1; cursor: pointer; z-index: 2;
}
.modal-close:hover { border-color: var(--border-strong); }
.m-head .role-tag { display: inline-block; margin-bottom: 12px; }
.m-head h2 { font-family: var(--font-display); font-size: 26px; font-weight: 600; letter-spacing: -0.3px; }
.m-head h2 .zh { font-size: 15px; color: var(--muted); font-weight: 400; margin-left: 6px; }
.m-meta { color: var(--muted); font-size: 12.5px; font-family: var(--font-mono); margin-top: 6px; }

.tiles { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin: 20px 0 6px; }
.tile { border: 1px solid var(--border); border-radius: 12px; background: var(--surface-2); padding: 14px 15px; }
.tile .tl { font-family: var(--font-mono); font-size: 11px; color: var(--muted); }
.tile .tv { font-family: var(--font-display); font-size: 22px; font-weight: 600; margin-top: 6px; }
.tile .tv .u { font-size: 12px; color: var(--muted); font-weight: 400; margin-left: 3px; }
.tile .ty { font-size: 11px; color: var(--faint); margin-top: 4px; font-family: var(--font-mono); }
.tile .tsrc { margin-top: 8px; }
.tile .tsrc a { font-family: var(--font-mono); font-size: 10.5px; color: var(--sky); text-decoration: none; }
.tile .tsrc a:hover { text-decoration: underline; color: #7cc1f5; }
.tile { display: flex; flex-direction: column; }
.tile .tv { margin-top: auto; }
.m-note { font-size: 11.5px; color: var(--faint); background: var(--surface-2); border-radius: 9px; padding: 9px 12px; margin-bottom: 18px; line-height: 1.5; }
.modal-panel h4 { font-family: var(--font-display); font-size: 13px; color: var(--saffron); margin: 22px 0 10px; letter-spacing: 0.4px; }
.modal-panel .moves { list-style: none; }
.modal-panel .moves li { font-size: 13px; color: var(--text); padding-left: 14px; position: relative; margin-bottom: 7px; line-height: 1.5; }
.modal-panel .moves li::before { content: ""; position: absolute; left: 0; top: 8px; width: 5px; height: 5px; border-radius: 50%; background: var(--jade); }
.m-outlook { font-size: 13.5px; color: var(--text); line-height: 1.6; background: var(--surface-2); border-left: 2px solid var(--saffron); border-radius: 8px; padding: 12px 14px; }
.m-basis { color: var(--faint); font-size: 12px; }
.m-src { list-style: none; }
.m-src li { margin-bottom: 7px; }
.m-src a { color: var(--sky); text-decoration: none; font-size: 12.5px; font-family: var(--font-mono); }
.m-src a:hover { text-decoration: underline; }
@media (max-width: 620px) { .tiles { grid-template-columns: 1fr; } }

/* ---------- 研究首页层 ---------- */
.research-hero { padding-top: 46px; }
.research-nav { display: flex; flex-wrap: wrap; gap: 8px 16px; margin-top: 24px; }
.research-nav a, .section-link { color: var(--text); text-decoration: none; font-family: var(--font-mono); font-size: 11.5px; border-bottom: 1px solid var(--saffron); padding-bottom: 3px; }
.research-nav a:hover, .section-link:hover { color: var(--saffron); }
.thesis-card { border: 1px solid var(--border-strong); border-radius: var(--r-lg); background: linear-gradient(145deg, rgba(39,209,138,.12), var(--surface)); padding: 24px; box-shadow: var(--shadow); }
.thesis-card .cap, .section-kicker, .infra-no { color: var(--faint); font: 11px var(--font-mono); letter-spacing: 1.6px; }
.thesis-line { display: flex; align-items: center; gap: 12px; margin: 17px 0; font-size: 14px; }
.thesis-line b { font-family: var(--font-display); font-weight: 500; }
.thesis-card p { color: var(--muted); font-size: 12.5px; border-top: 1px solid var(--border); padding-top: 15px; margin-top: 20px; }
.signal { min-width: 56px; text-align: center; border-radius: 4px; padding: 4px 6px; font: 10px var(--font-mono); letter-spacing: 1px; }
.signal-chat { color: var(--violet); background: var(--violet-soft); }.signal-pay { color: var(--jade); background: var(--jade-soft); }.signal-route { color: var(--sky); background: var(--sky-soft); }
.section-kicker { display: block; margin-bottom: 8px; color: var(--saffron); }
.summary-grid, .infra-grid, .unknown-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.summary-card, .infra-card, .unknown-grid > div { border: 1px solid var(--border); border-radius: var(--r-md); background: var(--surface); padding: 18px; }
.summary-card { border-top: 3px solid var(--jade); }.summary-card.inference { border-top-color: var(--saffron); }.summary-card.unknown { border-top-color: var(--clay); }
.status-label { font: 10px var(--font-mono); letter-spacing: 1px; color: var(--jade); }.inference .status-label { color: var(--saffron); }.unknown .status-label { color: var(--clay); }
.summary-card h3, .infra-card h3 { font: 600 16px var(--font-display); margin: 14px 0 8px; }.summary-card p, .infra-card p, .unknown-grid p { color: var(--muted); font-size: 13px; line-height: 1.65; }.summary-card a { display: inline-block; margin-top: 14px; color: var(--sky); font: 11px var(--font-mono); text-decoration: none; }.summary-card a:hover { text-decoration: underline; }
.country-table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: var(--r-md); background: var(--surface); }.country-table { min-width: 760px; }.country-table th, .country-table td { padding: 14px 15px; border-bottom: 1px solid var(--border); text-align: left; vertical-align: top; }.country-table thead th { color: var(--faint); font: 11px var(--font-mono); letter-spacing: .7px; background: var(--surface-2); }.country-table tbody th { color: var(--text); font: 600 14px var(--font-display); }.country-table td { color: var(--muted); font-size: 12.5px; }.country-table small { display: block; color: var(--faint); font: 10.5px var(--font-mono); margin-top: 4px; }.row-source { display: inline-block; margin-top: 7px; color: var(--sky); font: 10px var(--font-mono); text-decoration: none; }.row-source:hover { text-decoration: underline; }.tone-jade { color: var(--jade); }.tone-sky { color: var(--sky); }.tone-violet { color: var(--violet); }.source-note, .method-line { color: var(--muted); font-size: 12px; margin-top: 12px; }.source-note a, .method-line a { color: var(--sky); text-decoration: none; }.source-note a:hover, .method-line a:hover { text-decoration: underline; }
.infra-grid { grid-template-columns: repeat(4, 1fr); }.infra-card { min-height: 190px; }.infra-no { color: var(--saffron); }.confidence { display: block; color: var(--faint); font: 10.5px var(--font-mono); margin-top: 16px; }.compact-section { padding-top: 28px; }.section-head .section-link { margin-top: 8px; }.uncertainty { border-top: 1px solid var(--border); }.unknown-grid { grid-template-columns: repeat(3, 1fr); }.unknown-grid b { color: var(--text); font: 600 13px var(--font-display); }.unknown-grid p { margin-top: 9px; }
@media (max-width: 980px) { .summary-grid, .unknown-grid { grid-template-columns: 1fr 1fr; }.infra-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 620px) { .summary-grid, .unknown-grid, .infra-grid { grid-template-columns: 1fr; }.thesis-card { padding: 18px; }.research-hero { padding-top: 30px; } }