:root {
  --color-primary: #174b7a;
  --color-primary-hover: #103a61;
  --color-primary-soft: #eaf2f8;
  --color-success: #18724b;
  --color-success-soft: #e8f5ee;
  --color-warning: #966000;
  --color-warning-soft: #fff4d6;
  --color-danger: #ad2f2f;
  --color-danger-soft: #fdecec;
  --color-info: #245f9e;
  --color-info-soft: #eaf2fc;
  --color-text: #172332;
  --color-muted: #657386;
  --color-border: #dce3ea;
  --color-bg: #f5f7f9;
  --color-surface: #fff;
  --radius: 10px;
  --radius-lg: 14px;
  --shadow: 0 8px 24px rgba(23, 35, 50, .07);
  --space-xs: .35rem;
  --space-sm: .65rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --sidebar-width: 224px;
  --topbar-height: 64px;
  --ink: var(--color-text);
  --muted: var(--color-muted);
  --line: var(--color-border);
  --soft: var(--color-bg);
  --blue: var(--color-primary);
  --blue-dark: var(--color-primary-hover);
  --blue-soft: var(--color-primary-soft);
  --white: var(--color-surface);
  --surface: var(--color-surface);
  --border: var(--color-border);
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif;
}

html { scroll-behavior: smooth; }
body { background: var(--color-bg); color: var(--color-text); line-height: 1.65; }
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible, summary:focus-visible {
  outline: 3px solid rgba(36, 95, 158, .28); outline-offset: 2px;
}
.skip-link { position: fixed; z-index: 100; top: -5rem; left: 1rem; padding: .65rem 1rem; color: #fff; background: var(--color-primary); border-radius: 0 0 8px 8px; }
.skip-link:focus { top: 0; }
.app-shell { display: grid; grid-template-columns: var(--sidebar-width) minmax(0, 1fr); min-height: 100vh; }
.app-sidebar { position: sticky; top: 0; z-index: 30; height: 100vh; padding: 1rem .75rem; overflow-y: auto; border-right: 1px solid var(--color-border); background: #f9fafb; }
.app-sidebar .brand { min-height: 48px; margin: 0 .4rem 1.2rem; }
.app-sidebar .brand > span:last-child { display: grid; line-height: 1.2; }
.app-sidebar .brand small { margin-top: .18rem; color: var(--color-muted); font-size: .68rem; font-weight: 500; }
.app-nav { display: grid; gap: .18rem; }
.nav-group-label { margin: 1.05rem .75rem .32rem; color: #8791a0; font-size: .68rem; font-weight: 750; letter-spacing: .12em; }
.app-nav-link { display: flex; align-items: center; gap: .72rem; min-height: 40px; padding: .52rem .7rem; border-radius: 8px; color: #425064; font-size: .91rem; font-weight: 620; text-decoration: none; }
.app-nav-link:hover { color: var(--color-primary); background: #eef2f6; }
.app-nav-link.active { color: var(--color-primary); background: var(--color-primary-soft); box-shadow: inset 3px 0 0 var(--color-primary); }
.nav-icon { display: grid; width: 1.55rem; height: 1.55rem; place-items: center; border: 1px solid #cbd5df; border-radius: 6px; font-size: .72rem; }
.app-nav-link.active .nav-icon { border-color: #a7bed2; background: #fff; }
.app-frame { display: grid; grid-template-rows: var(--topbar-height) 1fr auto; min-width: 0; min-height: 100vh; }
.app-topbar { position: sticky; top: 0; z-index: 20; display: grid; grid-template-columns: auto minmax(120px, .45fr) minmax(260px, 1fr) auto auto; align-items: center; gap: 1rem; min-height: var(--topbar-height); padding: .65rem clamp(1rem, 2.5vw, 2rem); border-bottom: 1px solid var(--color-border); background: rgba(255,255,255,.96); backdrop-filter: blur(8px); }
.topbar-title { white-space: nowrap; }
.topbar-search { display: flex; justify-self: center; width: min(100%, 560px); }
.topbar-search input { width: 100%; min-width: 0; padding: .58rem .8rem; border: 1px solid var(--color-border); border-right: 0; border-radius: 8px 0 0 8px; background: #f8fafb; }
.topbar-search button { padding: .55rem .8rem; border: 1px solid var(--color-primary); border-radius: 0 8px 8px 0; color: #fff; background: var(--color-primary); cursor: pointer; }
.topbar-search button { white-space: nowrap; }
.icon-button { display: none; width: 40px; height: 40px; border: 1px solid var(--color-border); border-radius: 8px; background: #fff; cursor: pointer; }
.topbar-status, .notification-link { color: var(--color-muted); font-size: .82rem; font-weight: 650; text-decoration: none; white-space: nowrap; }
.notification-link b { display: inline-grid; min-width: 1.25rem; height: 1.25rem; place-items: center; margin-left: .2rem; border-radius: 999px; color: #fff; background: var(--color-danger); font-size: .7rem; }
.app-main { min-width: 0; padding: 0 clamp(1rem, 3vw, 2.5rem) 3rem; }
.content-shell { width: min(100%, 1320px); margin: 0 auto; }
.content-shell > .container, .content-shell > .detail-layout { width: 100%; max-width: none; }
.content-shell > section:not(.hero), .content-shell > .topic-hero { max-width: 1320px; margin-right: auto; margin-left: auto; }
.breadcrumb { display: flex; flex-wrap: wrap; align-items: center; gap: .45rem; min-height: 48px; color: var(--color-muted); font-size: .8rem; }
.breadcrumb a { color: var(--color-primary); text-decoration: none; }
.breadcrumb a:hover { text-decoration: underline; }
.site-footer { padding: 1rem 2rem; border-top: 1px solid var(--color-border); background: #fff; text-align: right; }

.hero { margin: 0 calc(clamp(1rem, 3vw, 2.5rem) * -1); padding: 2.4rem clamp(1rem, 3vw, 2.5rem); background: #fff; }
.hero-grid { grid-template-columns: minmax(0, 1.35fr) minmax(260px, .65fr); gap: 2rem; }
.hero h1 { font-size: clamp(2rem, 4vw, 3.2rem); }
.subtitle { font-size: 1.2rem; }
.dashboard-metrics { display: grid; gap: .8rem; }
.dashboard-grid { display: grid; gap: 1rem; }
.dashboard-today { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.research-summary-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.ui-card.metric { display: grid; gap: .3rem; }
.ui-card.metric > strong { font-size: 1.8rem; line-height: 1.2; }
.ui-card.metric .metric-date { font-size: 1rem; }
.dashboard-policy-list { margin-top: 1rem; border: 1px solid var(--color-border); border-radius: var(--radius); background: #fff; }
.dashboard-policy-list .policy-row { padding: 1rem; }
.dashboard-list-item { display: grid; gap: .18rem; padding: .72rem 0; border-bottom: 1px solid var(--color-border); text-decoration: none; }
.dashboard-list-item:last-child { border-bottom: 0; }
.dashboard-list-item:hover strong { color: var(--color-primary); }
.dashboard-list-item span, .mini-empty { color: var(--color-muted); font-size: .82rem; }
.mini-empty p { margin-bottom: .25rem; }
.mini-empty a { color: var(--color-primary); font-weight: 650; }
.attention-list { display: grid; gap: .65rem; }
.attention-list a { color: inherit; text-decoration: none; }
.quick-action-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: .8rem; }
.quick-action-grid a { display: grid; gap: .2rem; padding: 1rem; border: 1px solid var(--color-border); border-radius: var(--radius); background: #fff; text-decoration: none; }
.quick-action-grid a:hover { border-color: #9cb3c7; box-shadow: var(--shadow); }
.quick-action-grid span { color: var(--color-muted); font-size: .8rem; }
.ops-service-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: .8rem; }
.ops-service-grid .ui-card { display: grid; gap: .45rem; }
.ops-service-grid .ui-card p { margin: 0; color: var(--color-muted); font-size: .82rem; }
.ops-service-grid .ui-card a { color: var(--color-primary); font-size: .82rem; font-weight: 650; }
.page-stack { gap: 1.5rem; padding-top: 1.25rem; padding-bottom: 2rem; }
.page-top { padding-top: .75rem; }
.page-header, .ui-page-header, .page-intro, .topic-hero { display: flex; align-items: flex-end; justify-content: space-between; gap: 1.5rem; max-width: none; padding: 1.6rem; border: 1px solid var(--color-border); border-radius: var(--radius-lg); background: #fff; box-shadow: none; }
.page-header h1, .ui-page-header h1, .page-intro h1, .topic-hero h1 { margin: 0 0 .35rem; font-size: clamp(1.8rem, 3vw, 2.4rem); letter-spacing: -.025em; }
.page-header p:last-child, .ui-page-header p:last-child, .page-intro p:last-child, .topic-hero p { margin-bottom: 0; color: var(--color-muted); }
.topic-hero { background: #fff; }
.tool-card, .ui-card, .stat-card, .topic-card, .workspace-card, .data-card, .radar-policy-card, .search-result-card, .observation-card { border: 1px solid var(--color-border); border-radius: var(--radius); background: var(--color-surface); box-shadow: none; }
.tool-card, .ui-card { padding: 1.25rem; }
.ui-card.warning { border-left: 4px solid var(--color-warning); background: #fffdf7; }
.ui-card.action { border-color: #b8cada; background: #f7fafc; }
.ui-card.status { padding: 1rem; }
.ui-card > header h2 { margin: 0 0 .8rem; font-size: 1.1rem; }
.button, button { min-height: 38px; border-radius: 8px; font: inherit; }
.button { display: inline-flex; align-items: center; justify-content: center; padding: .48rem .85rem; border: 1px solid var(--color-border); color: var(--color-text); background: #fff; font-size: .88rem; font-weight: 680; text-decoration: none; cursor: pointer; }
.button.primary, button.primary { border-color: var(--color-primary); color: #fff; background: var(--color-primary); }
.button.primary:hover, button.primary:hover { background: var(--color-primary-hover); }
.button.secondary, button.secondary { border-color: #b8c4d0; color: var(--color-primary); background: #fff; }
.button.danger, button.danger, .link-button.danger { color: var(--color-danger); }
.button.disabled { opacity: .48; pointer-events: none; }
input, select, textarea { max-width: 100%; padding: .6rem .72rem; border: 1px solid #c9d2dc; border-radius: 7px; color: var(--color-text); background: #fff; font: inherit; }
textarea { width: 100%; }
form label { color: #445166; font-size: .86rem; font-weight: 620; }
.filter-bar { background: #fff; }
.table-wrap { min-width: 0; max-width: 100%; overflow-x: auto; border: 1px solid var(--color-border); border-radius: var(--radius); background: #fff; }
.table-wrap table { border-collapse: collapse; width: 100%; }
.table-wrap th { color: #536174; background: #f7f9fa; font-size: .76rem; letter-spacing: .03em; }
.table-wrap td, .table-wrap th { padding: .72rem .8rem; border-bottom: 1px solid var(--color-border); text-align: left; }
.table-wrap tr:last-child td { border-bottom: 0; }
.ui-badge, .badge, .health-pill, .ops-overall, .warning-label, .readonly-label { display: inline-flex; align-items: center; width: fit-content; padding: .2rem .52rem; border-radius: 999px; color: #4d5a6b; background: #edf1f4; font-size: .72rem; font-weight: 750; letter-spacing: .025em; }
.ui-badge.success, .healthy, .success, .pass { color: var(--color-success); background: var(--color-success-soft); }
.ui-badge.warning, .degraded, .warning, .partial_success, .stale, .waiting_review, .action_required { color: var(--color-warning); background: var(--color-warning-soft); }
.ui-badge.danger, .error, .failed, .fail { color: var(--color-danger); background: var(--color-danger-soft); }
.ui-badge.info, .running { color: var(--color-info); background: var(--color-info-soft); }
.source-official, .readonly-label { color: var(--color-success); background: var(--color-success-soft); }
.source-ai, .evidence-tag.judgment { color: var(--color-info); background: var(--color-info-soft); }
.source-user { color: #6a4e8b; background: #f2edf8; }
.status-dot { display: inline-flex; align-items: center; gap: .38rem; }
.status-dot > span { width: .58rem; height: .58rem; border-radius: 50%; background: #8a95a3; box-shadow: 0 0 0 3px #eef1f4; }
.status-dot.healthy > span, .status-dot.success > span { background: var(--color-success); box-shadow: 0 0 0 3px var(--color-success-soft); }
.status-dot.degraded > span, .status-dot.warning > span { background: var(--color-warning); box-shadow: 0 0 0 3px var(--color-warning-soft); }
.status-dot.error > span, .status-dot.failed > span { background: var(--color-danger); box-shadow: 0 0 0 3px var(--color-danger-soft); }
.ui-alert { display: flex; gap: .5rem; padding: .75rem 1rem; border-left: 4px solid var(--color-info); border-radius: 6px; background: var(--color-info-soft); }
.ui-alert.warning { border-color: var(--color-warning); background: var(--color-warning-soft); }
.ui-alert.danger { border-color: var(--color-danger); background: var(--color-danger-soft); }
.ui-metric { display: grid; gap: .2rem; min-width: 0; padding: 1rem; border: 1px solid var(--color-border); border-radius: var(--radius); background: #fff; }
.ui-metric > span, .ui-metric small { color: var(--color-muted); font-size: .78rem; }
.ui-metric strong { font-size: 1.6rem; line-height: 1.25; }
.empty-state, .ui-empty { border-color: #bfc9d4; background: #fafbfc; }
.empty-state p { color: var(--color-muted); }
.section-heading { margin-bottom: .85rem; }
.page-stack > *, .tool-card, details { min-width: 0; max-width: 100%; }
.section-heading h2 { margin: 0; font-size: 1.25rem; }
.eyebrow { color: var(--color-primary); }
.policy-document { display: flex; flex-direction: column; background: #fff; }
.document-header { background: #f8fafb; }
.policy-document .document-header { order: 0; }
.policy-document .document-body { order: 1; }
.policy-document .quality-panel { order: 2; margin: 0; border-width: 1px 0 0; border-radius: 0; }
.policy-content { color: #1d2938; }
.quality-panel { background: #fbfcfd; }
.quality-summary { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.causality-disclaimer, .freshness-warning { color: var(--color-warning); background: var(--color-warning-soft); }
.search-result-card { border-left: 3px solid #c2ccd7; }
.search-result-card[data-type="POLICY"], .search-result-card[data-type="ECONOMIC_INDICATOR"] { border-left-color: var(--color-success); }
.workspace-tabs { position: sticky; top: calc(var(--topbar-height) + .5rem); z-index: 10; display: flex; gap: .35rem; padding: .5rem; overflow-x: auto; border: 1px solid var(--color-border); border-radius: var(--radius); background: rgba(255,255,255,.96); box-shadow: var(--shadow); }
.workspace-tabs a { padding: .42rem .68rem; border-radius: 6px; color: var(--color-muted); font-size: .82rem; font-weight: 650; text-decoration: none; white-space: nowrap; }
.workspace-tabs a:hover { color: var(--color-primary); background: var(--color-primary-soft); }
.source-boundary { display: flex; flex-wrap: wrap; align-items: center; gap: .45rem .7rem; padding: .75rem 1rem; border: 1px solid var(--color-border); border-radius: var(--radius); color: var(--color-muted); background: #fff; font-size: .8rem; }
.report-layout { display: grid; grid-template-columns: minmax(170px, .25fr) minmax(0, 1fr) minmax(210px, .3fr); gap: 1rem; align-items: start; }
.report-outline, .report-controls { position: sticky; top: calc(var(--topbar-height) + 1rem); }
.report-outline nav { display: grid; gap: .3rem; }
.report-outline a { padding: .38rem .5rem; border-radius: 5px; color: var(--color-muted); font-size: .84rem; text-decoration: none; }
.report-outline a:hover { background: var(--color-primary-soft); color: var(--color-primary); }
.report-reading { display: grid; gap: 1rem; min-width: 0; }
.report-controls { display: grid; gap: .8rem; }
.report-controls h2, .report-outline h2 { margin: 0; font-size: 1.08rem; }
.report-controls form, .report-section form { display: grid; gap: .55rem; }
.report-controls .button { width: 100%; }
.export-stack { display: grid; gap: .35rem; padding-top: .7rem; border-top: 1px solid var(--color-border); }
.section-actions { display: grid; gap: .55rem; margin-top: 1rem; padding-top: 1rem; border-top: 1px solid var(--color-border); }
.evidence-pack { margin-top: 1rem; }
.report-content { font-size: 1rem; line-height: 1.9; }
.task-flow > div { background: #fff; }
.task-flow > div em { width: fit-content; padding: .15rem .45rem; border-radius: 999px; background: #edf1f4; }

@media (max-width: 980px) {
  .app-shell { grid-template-columns: 1fr; }
  .app-sidebar { position: fixed; left: 0; transform: translateX(-102%); width: min(84vw, 280px); transition: transform .18s ease; box-shadow: var(--shadow); }
  .nav-open .app-sidebar { transform: translateX(0); }
  .sidebar-backdrop { position: fixed; inset: 0; z-index: 25; background: rgba(20,30,40,.35); }
  .icon-button { display: inline-grid; place-items: center; }
  .app-topbar { grid-template-columns: auto minmax(100px, 1fr) auto auto; }
  .topbar-search { grid-column: 1 / -1; grid-row: 2; width: 100%; }
  .app-frame { grid-template-rows: auto 1fr auto; }
  .report-layout { grid-template-columns: 1fr; }
  .dashboard-today, .quality-summary { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .research-summary-grid, .quick-action-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .ops-service-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .report-outline, .report-controls { position: static; }
}

@media (max-width: 680px) {
  .app-topbar { gap: .65rem; padding: .55rem .8rem; }
  .topbar-status .status-dot { font-size: 0; }
  .notification-link { font-size: 0; }
  .notification-link span, .notification-link b { font-size: .72rem; }
  .app-main { padding: 0 .8rem 2rem; }
  .breadcrumb { min-height: 42px; }
  .page-header, .ui-page-header, .page-intro, .topic-hero { align-items: stretch; flex-direction: column; padding: 1.15rem; }
  .hero { margin: 0 -.8rem; padding: 1.6rem .8rem; }
  .hero-grid { grid-template-columns: 1fr; }
  .dashboard-today, .research-summary-grid, .quick-action-grid, .ops-service-grid, .quality-summary { grid-template-columns: 1fr; }
  .hero-actions, .button-row { align-items: stretch; flex-direction: column; }
  .hero-actions .button, .button-row .button { width: 100%; }
  .policy-row { flex-direction: column; }
  .inline-form { align-items: stretch; flex-direction: column; }
  .inline-form select { min-width: 0; width: 100%; }
  .document-header, .document-body { padding: 1.15rem; }
  .document-metadata { grid-template-columns: 1fr; }
  .workspace-tabs { top: 7.3rem; margin: 0 -.2rem; }
  .site-footer { padding: 1rem; text-align: center; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; }
}

.workflow-strip { display: grid; grid-template-columns: repeat(5, 1fr); gap: .45rem; margin: 1rem 0; }
.workflow-strip a { display: grid; gap: .2rem; padding: .75rem; border: 1px solid var(--color-border); border-radius: 8px; color: var(--color-text); text-decoration: none; background: #fff; }
.workflow-strip a.current { border-color: var(--color-primary); background: var(--color-primary-soft); }
.workflow-strip span { color: var(--color-muted); font-size: .75rem; }
.hub-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; }
.onboarding-panel { display: grid; gap: 1rem; padding: 1.25rem max(1rem, calc((100vw - 1180px) / 2)); background: #f2f7f5; border-bottom: 1px solid var(--color-border); }
.next-action-card { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: 1.1rem 1.25rem; border: 1px solid #a9c7bc; border-radius: var(--radius); background: #f2f8f5; }
.next-action-card h2, .next-action-card p { margin: .2rem 0; }
.template-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: .55rem; margin-bottom: 1rem; }
.template-choice { display: grid; gap: .25rem; padding: .7rem; text-align: left; border: 1px solid var(--color-border); background: #fff; }
.template-choice span { color: var(--color-muted); font-size: .78rem; }
.template-choice.selected { border-color: var(--color-primary); background: var(--color-primary-soft); }
.nav-advanced { margin-top: .6rem; color: var(--color-muted); }
.nav-advanced summary { padding: .55rem .75rem; cursor: pointer; font-size: .78rem; }
@media (max-width: 780px) { .workflow-strip, .hub-grid, .template-grid { grid-template-columns: 1fr; } .next-action-card { align-items: stretch; flex-direction: column; } }