/* ============================================================
   交易体系网站 · 共享样式
   多页导航 + 报告组件 + 美林时钟
   ============================================================ */
:root{
  color-scheme: light;
  /* ===== Business Blue ===== */
  --page-bg:#FFFFFF;
  --page-surface:#F5F8FC;
  --page-surface-muted:#EDF2F8;
  --page-text:#16222E;
  --page-text-secondary:#33465A;
  --page-text-muted:#5B7085;
  --page-text-disabled:#8CA0B5;
  --page-border:#D9E2EC;
  --page-brand:#0969DA;
  --page-brand-hover:#0556B3;
  --page-brand-active:#04428A;
  --page-brand-soft:#EEF4FE;
  --page-brand-soft-strong:#DBEAFB;
  --page-brand-text:#04428A;
  /* backward compat */
  --bg:#FFFFFF; --bg2:#F5F8FC; --rule:#D9E2EC; --ink:#16222E; --muted:#5B7085;
  --text-secondary:#33465A; --text-disabled:#8CA0B5;
  --accent:#0969DA; --accent-hover:#0556B3; --accent-active:#04428A; --accent-soft:#EEF4FE; --accent2:#8250DF;
  /* chart */
  --chart-series-1:#0969DA; --chart-series-2:#8250DF; --chart-series-3:#06B6D4; --chart-series-4:#BF3989;
  --chart-other:#D9E2EC; --chart-accent:#0969DA; --chart-accent-2:#8250DF;
  --chart-positive:#2DA44E; --chart-warning:#D4A72C; --chart-negative:#DA3633;
  --chart-grid:rgba(22,34,46,0.12); --chart-axis:#5B7085; --chart-label:#5B7085; --chart-tooltip-bg:#FFFFFF;
  --success:#2DA44E; --info:#0969DA; --reminder:#FD8C73; --warning:#D4A72C; --danger:#DA3633;
  --positive:#2DA44E; --negative:#DA3633;
  /* typography */
  --font-sans:"PingFang SC","Microsoft YaHei",-apple-system,"Segoe UI",system-ui,sans-serif;
  --font-mono:"SF Mono",ui-monospace,Menlo,Consolas,monospace;
  --radius:8px; --radius-card:12px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--page-bg);color:var(--page-text);font:13.5px/1.7 var(--font-sans);letter-spacing:.1px}
main{max-width:1080px;margin:0 auto;padding:0 24px 64px}
@media(max-width:720px){main{padding:0 16px 48px}}
h1,h2,h3{line-height:1.3;margin:0}
h1{font-size:21px;color:var(--page-text)}
h3{font-size:16px;color:var(--page-text)}
@media(max-width:720px){h1{font-size:19px}}
p{margin:.6em 0}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
.eyebrow{display:inline-block;font-size:12px;font-weight:600;letter-spacing:2px;color:var(--accent);text-transform:uppercase;margin-bottom:10px}

/* ===== Top navigation (site shell) ===== */
.site-nav{position:sticky;top:0;z-index:100;background:var(--page-bg);border-bottom:1px solid var(--page-border)}
.site-nav__inner{max-width:1080px;margin:0 auto;display:flex;align-items:center;gap:6px;padding:10px 24px;flex-wrap:wrap}
.site-nav__brand{display:inline-flex;align-items:center;gap:8px;font-weight:700;font-size:15px;color:var(--page-text);margin-right:12px}
.site-nav__brand .logo{width:18px;height:18px;border-radius:5px;background:var(--accent);display:inline-flex;align-items:center;justify-content:center;color:#fff;font-size:11px;font-weight:700}
.site-nav__link{display:inline-block;padding:6px 11px;border-radius:var(--radius-full);font-size:13px;font-weight:500;color:var(--page-text-secondary)}
.site-nav__link:hover{background:var(--page-brand-soft);text-decoration:none}
.site-nav__link.active{background:var(--page-brand-soft);color:var(--page-brand-text);font-weight:600}
.site-nav__sep{width:1px;height:16px;background:var(--page-border);margin:0 4px}
@media(max-width:720px){.site-nav__brand{margin-right:6px}.site-nav__link{padding:5px 9px;font-size:12px}}
/* ===== 二级导航 sub-nav ===== */
.sub-nav{position:sticky;top:48px;z-index:99;background:var(--page-bg);border-bottom:1px solid var(--page-border);box-shadow:0 2px 6px rgba(0,0,0,.03)}
.sub-nav__inner{max-width:1080px;margin:0 auto;display:flex;align-items:center;gap:4px;padding:8px 24px;flex-wrap:wrap}
.sub-nav__label{font-size:12px;color:var(--page-text-muted);font-weight:600;margin-right:10px}
.sub-nav__link{display:inline-block;padding:4px 11px;border-radius:var(--radius-full);font-size:12.5px;font-weight:500;color:var(--page-text-secondary)}
.sub-nav__link:hover{background:var(--page-brand-soft);text-decoration:none}
.sub-nav__link.active{background:var(--page-brand-soft);color:var(--page-brand-text);font-weight:600}
@media(max-width:720px){.sub-nav__label{display:none}.sub-nav__link{padding:4px 9px;font-size:12px}}

/* ===== 概览页卡片入口 card-link ===== */
a.card-link{display:block;transition:transform .15s ease,box-shadow .15s ease}
a.card-link:hover{transform:translateY(-2px);box-shadow:0 6px 18px rgba(0,0,0,.06)}
a.card-link:hover .card-link-arrow{color:var(--page-brand-text)}
.card-link-arrow{font-size:12px;font-weight:600;color:var(--page-text-muted);margin-top:14px}

/* ===== Breadcrumb ===== */
.breadcrumb{font-size:12px;color:var(--page-text-muted);margin:16px 0 0}
.breadcrumb a{color:var(--page-text-muted)}
.breadcrumb a:hover{color:var(--accent)}
.breadcrumb .cur{color:var(--page-text-secondary);font-weight:600}

/* ===== Intro ===== */
header.report-intro{width:100%;background:var(--page-brand-soft);border-bottom:1px solid var(--page-border)}
.report-intro__content{max-width:1080px;margin:0 auto;padding:40px 24px 32px}
@media(max-width:720px){.report-intro__content{padding:30px 16px 24px}}
.intro-meta{display:flex;flex-wrap:wrap;gap:8px 20px;font-size:13px;color:var(--page-text-muted);margin:14px 0 0}
.intro-meta b{color:var(--page-text-secondary);font-weight:600}
.intro-stage{display:inline-flex;align-items:center;gap:8px;margin-top:16px;padding:7px 14px;border:1px solid var(--page-border);border-radius:var(--radius-full);background:var(--page-bg);font-size:13px;font-weight:600;color:var(--page-brand-text)}
.stage-dot{width:9px;height:9px;border-radius:50%;background:var(--chart-warning);box-shadow:0 0 0 3px rgba(212,167,44,.25)}
.intro-summary{max-width:780px;font-size:15px;line-height:1.7;color:var(--page-text-secondary);margin-top:12px}
.intro-summary strong{color:var(--page-text);font-weight:600}

/* ===== Sections ===== */
section{margin-top:48px}
@media(max-width:720px){section{margin-top:40px}}
h2{font-size:19px;color:var(--page-text);margin-bottom:6px}
@media(max-width:720px){h2{font-size:18px}}
.sec-desc{color:var(--page-text-muted);font-size:14px;max-width:820px;margin-bottom:18px}
.sec-rule{height:1px;background:var(--page-border);margin:8px 0 22px}

/* ===== Cards ===== */
.card{background:var(--page-surface);border:1px solid var(--page-border);border-radius:var(--radius-card);padding:20px}
.card+.card{margin-top:16px}
.grid{display:grid;gap:16px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
@media(max-width:900px){.g4{grid-template-columns:repeat(2,1fr)}}
@media(max-width:720px){.g2,.g3,.g4{grid-template-columns:1fr}}
.card-title{font-size:15px;font-weight:600;color:var(--page-text);margin-bottom:12px}
.card-title small{font-weight:400;color:var(--page-text-muted);font-size:12px}

/* ===== Metric ===== */
.metric{background:var(--page-surface);border:1px solid var(--page-border);border-radius:var(--radius-card);padding:16px}
.metric .k{font-size:12px;color:var(--page-text-muted);margin-bottom:6px;line-height:1.4}
.metric .v{font-size:20px;font-weight:700;color:var(--page-text);font-variant-numeric:tabular-nums}
.metric .d{font-size:12px;margin-top:6px;font-weight:600}
.d-up{color:var(--chart-positive)} .d-down{color:var(--chart-negative)} .d-flat{color:var(--page-text-muted)}
.metric .src{font-size:11px;color:var(--page-text-disabled);margin-top:4px}

/* ===== Table ===== */
.table-wrap{overflow-x:auto}
table{width:100%;border-collapse:collapse;font-size:14px}
th,td{padding:10px 12px;text-align:left;border-bottom:1px solid var(--page-border);vertical-align:top}
thead th{background:var(--page-surface-muted);font-size:12px;font-weight:600;color:var(--page-text-secondary);white-space:nowrap}
tbody tr:last-child td{border-bottom:none}
td.num,th.num{font-variant-numeric:tabular-nums}
td.trend{white-space:nowrap;font-weight:600}
.tg-up{color:var(--chart-positive)} .tg-down{color:var(--chart-negative)} .tg-flat{color:var(--page-text-muted)} .tg-warn{color:var(--warning)}
td .note{font-size:12px;color:var(--page-text-muted);display:block}
.tag{display:inline-block;padding:2px 9px;border-radius:999px;font-size:11px;font-weight:600;line-height:1.6}
.tag-brand{background:var(--page-brand-soft);color:var(--page-brand-text)}
.tag-neutral{background:var(--page-surface-muted);color:var(--page-text-secondary)}
.tag-warn{background:#FDF6E7;color:#8a6d1b}
.tag-pos{background:#EAF7EE;color:#1a7f37}
.tag-neg{background:#FBEEEE;color:#b01e1e}
.tag-muted{background:var(--page-surface-muted);color:var(--page-text-disabled)}

/* ===== Merrill clock ===== */
.clock{position:relative;width:420px;max-width:100%;aspect-ratio:1/1;flex-shrink:0;margin:0 auto}
@media(max-width:720px){.clock{width:100%}}
.clock-grid{position:absolute;inset:0;border-radius:50%;border:2px solid var(--page-border);overflow:hidden;background:var(--page-surface)}
.q{position:absolute;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center}
.q .qn{font-size:16px;font-weight:700}
.q .qa{font-size:12px;color:var(--page-text-muted);margin-top:2px}
.q .qt{font-size:11px;color:var(--page-text-disabled);margin-top:6px;line-height:1.4}
.q-tl{top:0;left:0;width:50%;height:50%;background:#E7F6EE;border-bottom:1.5px solid var(--page-border);border-right:1.5px solid var(--page-border)}
.q-tr{top:0;right:0;width:50%;height:50%;background:#FBEEEE;border-bottom:1.5px solid var(--page-border);border-left:1.5px solid var(--page-border)}
.q-bl{bottom:0;left:0;width:50%;height:50%;background:#FDF6E7;border-top:1.5px solid var(--page-border);border-right:1.5px solid var(--page-border)}
.q-br{bottom:0;right:0;width:50%;height:50%;background:#EEF4FE;border-top:1.5px solid var(--page-border);border-left:1.5px solid var(--page-border)}
.q-tl .qn{color:#1a7f37} .q-tr .qn{color:#b01e1e} .q-bl .qn{color:#8a6d1b} .q-br .qn{color:#04428A}
.axis-h{position:absolute;left:12%;right:12%;top:50%;height:1px;background:var(--page-border);z-index:1}
.axis-v{position:absolute;top:12%;bottom:12%;left:50%;width:1px;background:var(--page-border);z-index:1}
.axis-lbl{position:absolute;z-index:3;font-size:12px;font-weight:600;color:var(--page-text-secondary)}
.al-top{top:0;left:50%;transform:translate(-50%,-100%)}
.al-bot{bottom:0;left:50%;transform:translate(-50%,100%)}
.al-left{left:0;top:50%;transform:translate(-100%,-50%)}
.al-right{right:0;top:50%;transform:translate(100%,-50%)}
.marker{position:absolute;z-index:4;transform:translate(-50%,-50%);text-align:center}
.marker .ring{width:22px;height:22px;border:3px solid var(--chart-negative);border-radius:50%;background:#fff;margin:0 auto;box-shadow:0 2px 6px rgba(0,0,0,.15);animation:pulse 2.2s infinite}
.marker .lbl{margin-top:6px;font-size:12px;font-weight:700;color:var(--chart-negative);white-space:nowrap}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(218,54,51,.35)}70%{box-shadow:0 0 0 12px rgba(218,54,51,0)}100%{box-shadow:0 0 0 0 rgba(218,54,51,0)}}
.clock-side{flex:1;min-width:280px}
@media(prefers-reduced-motion:reduce){.marker .ring{animation:none}}
.rot-arc{position:absolute;z-index:2;pointer-events:none}
.rot-arc text{font-family:var(--font-sans);font-size:10px;font-weight:600;fill:var(--page-text-muted)}
.rot-arrow{stroke:var(--page-text-muted);stroke-width:1.3;fill:none;opacity:.75}
.rot-cap{fill:var(--page-text-muted)}
.clock-dual{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-bottom:16px}
@media(max-width:720px){.clock-dual{grid-template-columns:1fr}}
.clock-unit{background:var(--page-surface);border:1px solid var(--page-border);border-radius:var(--radius-card);padding:16px}
.clock-unit .cu-title{font-size:14px;font-weight:700;text-align:center;margin-bottom:6px}
.clock-unit .cu-tag{text-align:center;font-size:12px;font-weight:600;padding:2px 10px;border-radius:999px;display:inline-block;margin:0 auto 10px}
.clock-unit .cu-pos{display:flex;justify-content:space-between;gap:8px;margin-top:10px}
.cu-pos .pp{flex:1;background:var(--page-bg);border:1px solid var(--page-border);border-radius:var(--radius);padding:8px;text-align:center}
.cu-pos .pp .pk{font-size:11px;color:var(--page-text-muted)}
.cu-pos .pp .pv{font-size:13px;font-weight:700;color:var(--page-text)}
.rot-badge{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);z-index:3;text-align:center;width:150px}
.rot-badge .rb-ico{font-size:34px;line-height:1;color:var(--page-text-muted)}
.rot-badge .rb-txt{font-size:10px;color:var(--page-text-muted);margin-top:4px;line-height:1.35;font-weight:600}
.rot-badge .rb-txt b{color:var(--page-text-secondary)}

/* ===== allocation ===== */
.alloc-row{margin-bottom:18px}
.alloc-head{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:6px}
.alloc-name{font-weight:600;font-size:14px}
.alloc-pct{font-size:14px;font-weight:700;font-variant-numeric:tabular-nums}
.alloc-bar{height:22px;border-radius:6px;background:var(--page-surface-muted);overflow:hidden;position:relative}
.alloc-fill{height:100%;border-radius:6px}
.alloc-note{font-size:12px;color:var(--page-text-muted);margin-top:5px}
.legend{display:flex;flex-wrap:wrap;gap:8px 18px;margin-top:8px;font-size:13px;color:var(--page-text-secondary)}
.legend i{display:inline-block;width:11px;height:11px;border-radius:3px;margin-right:6px;vertical-align:-1px}

/* ===== donut ===== */
.donut-wrap{display:flex;gap:20px;align-items:center;flex-wrap:wrap}
.donut{position:relative;width:220px;height:220px;flex-shrink:0;margin:0 auto}
.donut-center{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center}
.donut-center b{font-size:23px;color:var(--page-text)}
.donut-center span{font-size:12px;color:var(--page-text-muted)}
.donut-list{flex:1;min-width:220px}

/* ===== callout ===== */
.callout{border:1px solid var(--page-border);border-left:4px solid var(--accent);background:var(--page-brand-soft);border-radius:var(--radius-card);padding:18px 20px;margin-top:20px}
.callout.warn{border-left-color:var(--warning);background:#FDF8EC}
.callout.pos{border-left-color:var(--success);background:#F2FBF5}
.callout .ct{font-weight:700;font-size:15px;margin-bottom:6px}
.callout ul{margin:6px 0 0;padding-left:20px}
.callout li{margin-bottom:6px}

/* ===== status pill (module status) ===== */
.pill{display:inline-flex;align-items:center;gap:5px;padding:2px 10px;border-radius:999px;font-size:11px;font-weight:600;line-height:1.6}
.pill-boost{background:#EAF7EE;color:#1a7f37}
.pill-keep{background:var(--page-surface-muted);color:var(--page-text-secondary)}
.pill-down{background:#FDF6E7;color:#8a6d1b}
.pill-drop{background:#FBEEEE;color:#b01e1e}
.pill-core{background:var(--page-brand-soft);color:var(--page-brand-text)}

/* ===== asset link ===== */
.asset{margin-top:16px;background:var(--page-bg);border:1px solid var(--page-border);border-radius:var(--radius);padding:12px 14px;display:flex;gap:12px;align-items:flex-start}
.asset .an{font-weight:600;font-size:14px;color:var(--page-text)}
.asset .ap{font-family:var(--font-mono);font-size:12px;color:var(--page-text-muted);margin-top:2px}
.asset .ad{font-size:12px;color:var(--page-text-muted);margin-top:2px}
.asset .pill{flex-shrink:0}

/* ===== footer ===== */
footer{max-width:1080px;margin:0 auto;padding:32px 24px 56px;border-top:1px solid var(--page-border)}
@media(max-width:720px){footer{padding:24px 16px 40px}}
.foot-note{font-size:13px;color:var(--page-text-muted);max-width:900px}
ol.sources{font-size:13px;color:var(--page-text-secondary);padding-left:20px;line-height:1.7}
ol.sources li{margin-bottom:4px}
.small{font-size:12px;color:var(--page-text-muted)}