/* 申报书 HTML 共享样式 · v0.3 · 视觉优化版 */
/* 风格对齐 v0.5 海上星链产业子基金管理方案.html */

:root {
  /* 品牌色 */
  --brand-primary: #1d4ed8;
  --brand-primary-light: #3b82f6;
  --brand-secondary: #0f4c81;
  --brand-accent: #ea580c;
  --brand-gold: #d97706;

  /* 语义色 */
  --status-success: #16a34a;
  --status-success-bg: #dcfce7;
  --status-warn: #f59e0b;
  --status-warn-bg: #fef3c7;
  --status-danger: #dc2626;
  --status-danger-bg: #fee2e2;
  --status-info: #0284c7;
  --status-info-bg: #e0f2fe;
  --status-neutral: #64748b;
  --status-neutral-bg: #f1f5f9;

  /* 文本与背景 */
  --bg-page: #f6f7fb;
  --bg-card: #ffffff;
  --bg-soft: #f1f5f9;
  --bg-tint: #f8fafc;
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #94a3b8;
  --border-soft: #e5e7eb;
  --border-strong: #cbd5e1;

  /* 阴影 */
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.04);
  --shadow-md: 0 8px 24px rgba(15, 23, 42, 0.06);
  --shadow-lg: 0 16px 40px rgba(15, 23, 42, 0.08);
  --shadow-brand: 0 8px 28px rgba(29, 78, 216, 0.18);

  /* 尺寸 */
  --sidebar-width: 260px;
  --toc-width: 240px;
  --max-content: 1100px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-xl: 20px;

  /* 动效 */
  --ease: cubic-bezier(0.4, 0, 0.2, 1);
  --t-fast: 0.15s;
  --t-base: 0.25s;
  --t-slow: 0.4s;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 20px;
}

body {
  margin: 0;
  padding: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", sans-serif;
  font-size: 15px;
  line-height: 1.78;
  color: var(--text-primary);
  background: var(--bg-page);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

/* ============ 顶部阅读进度条 ============ */
.read-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  width: 0;
  background: linear-gradient(90deg, var(--brand-primary) 0%, var(--brand-accent) 100%);
  z-index: 999;
  transition: width 0.08s linear;
  box-shadow: 0 0 8px rgba(29, 78, 216, 0.5);
}

/* ============ 回到顶部按钮 ============ */
.back-to-top {
  position: fixed;
  right: 28px;
  bottom: 28px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--brand-primary);
  color: #fff;
  border: none;
  font-size: 20px;
  cursor: pointer;
  box-shadow: var(--shadow-brand);
  z-index: 90;
  opacity: 0;
  transform: translateY(20px);
  pointer-events: none;
  transition: all var(--t-base) var(--ease);
  display: flex;
  align-items: center;
  justify-content: center;
}
.back-to-top.visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}
.back-to-top:hover {
  background: var(--brand-secondary);
  transform: translateY(-3px);
  box-shadow: 0 12px 32px rgba(29, 78, 216, 0.32);
}

/* ============ 左侧侧边栏 ============ */
.sidebar {
  position: fixed;
  top: 0;
  left: 0;
  width: var(--sidebar-width);
  height: 100vh;
  background: linear-gradient(180deg, #0f4c81 0%, #1d4ed8 100%);
  color: #fff;
  overflow-y: auto;
  z-index: 100;
  display: flex;
  flex-direction: column;
}
.sidebar::-webkit-scrollbar { width: 4px; }
.sidebar::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.25); border-radius: 4px; }
.sidebar::-webkit-scrollbar-track { background: transparent; }

.sidebar-brand {
  padding: 22px 22px 16px;
  border-bottom: 1px solid rgba(255,255,255,0.12);
}
.sidebar-brand .logo {
  font-size: 14px;
  font-weight: 700;
  line-height: 1.45;
  margin-bottom: 6px;
}
.sidebar-brand .sub {
  font-size: 11.5px;
  opacity: 0.78;
  line-height: 1.55;
}
.sidebar-brand .badge {
  display: inline-block;
  margin-top: 8px;
  background: rgba(255,255,255,0.18);
  border: 1px solid rgba(255,255,255,0.35);
  padding: 2px 9px;
  border-radius: 999px;
  font-size: 10.5px;
  font-weight: 500;
}

.sidebar-nav {
  flex: 1;
  padding: 14px 12px;
}
.sidebar-nav .group { margin-bottom: 18px; }
.sidebar-nav .group-title {
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: rgba(255,255,255,0.55);
  padding: 0 12px 6px;
  margin-bottom: 4px;
}
.sidebar-nav a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  border-radius: 7px;
  font-size: 13.3px;
  color: rgba(255,255,255,0.88);
  text-decoration: none;
  transition: background var(--t-fast), color var(--t-fast), transform var(--t-fast);
  margin-bottom: 2px;
  line-height: 1.4;
  position: relative;
}
.sidebar-nav a:hover {
  background: rgba(255,255,255,0.12);
  color: #fff;
  transform: translateX(2px);
}
.sidebar-nav a.current {
  background: rgba(255,255,255,0.22);
  color: #fff;
  font-weight: 600;
}
.sidebar-nav a.current::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 60%;
  background: #fff;
  border-radius: 0 3px 3px 0;
}
.sidebar-nav a .num {
  display: inline-block;
  min-width: 20px;
  font-size: 10.5px;
  color: rgba(255,255,255,0.55);
  font-variant-numeric: tabular-nums;
  text-align: center;
}
.sidebar-nav a.current .num { color: rgba(255,255,255,0.9); }

.sidebar-footer {
  padding: 14px 22px 18px;
  border-top: 1px solid rgba(255,255,255,0.12);
  font-size: 11px;
  color: rgba(255,255,255,0.6);
  line-height: 1.6;
}

.sidebar-toggle {
  display: none;
  position: fixed;
  top: 14px;
  left: 14px;
  z-index: 200;
  background: var(--brand-primary);
  color: #fff;
  border: none;
  border-radius: 8px;
  padding: 8px 12px;
  font-size: 18px;
  cursor: pointer;
  box-shadow: var(--shadow-md);
}

/* ============ sidebar 宽度调节器 ============ */
.sidebar-resizer {
  position: absolute;
  top: 0;
  right: -3px;
  width: 6px;
  height: 100%;
  cursor: col-resize;
  z-index: 110;
  background: transparent;
  transition: background var(--t-fast);
}
.sidebar-resizer::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 2px;
  height: 36px;
  background: rgba(255,255,255,0.35);
  border-radius: 2px;
  opacity: 0;
  transition: opacity var(--t-fast);
}
.sidebar-resizer:hover {
  background: rgba(255,255,255,0.18);
}
.sidebar-resizer:hover::before {
  opacity: 1;
  background: #fff;
}
.sidebar-resizer:active {
  background: rgba(255,255,255,0.28);
}
.sidebar-resizer:active::before {
  opacity: 1;
  background: #fde68a;
}
/* 拖拽中：实时显示宽度 tooltip */
.sb-resizing .sidebar-resizer::after {
  content: attr(data-tip);
  position: absolute;
  top: 50%;
  left: 14px;
  transform: translateY(-50%);
  background: rgba(15, 23, 42, 0.92);
  color: #fde68a;
  font-size: 11.5px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 4px;
  white-space: nowrap;
  pointer-events: none;
  box-shadow: var(--shadow-md);
}
/* 拖拽中：禁用文字选中 + 全局光标 */
.sb-resizing {
  cursor: col-resize !important;
  user-select: none;
}
.sb-resizing * {
  cursor: col-resize !important;
  user-select: none !important;
}
/* 拖拽中：关闭过渡动画避免抖动 */
.sb-resizing .main,
.sb-resizing .sidebar { transition: none !important; }

/* ============ 二级 sidebar：当前页 h2/h3 子章节 ============ */
.sidebar-subnav {
  margin: 2px 0 6px;
  padding: 6px 0 6px 22px;
  border-left: 1px dashed rgba(255,255,255,0.18);
  margin-left: 18px;
  animation: subnavSlideIn 0.3s var(--ease);
}
@keyframes subnavSlideIn {
  from { opacity: 0; max-height: 0; }
  to { opacity: 1; max-height: 800px; }
}
.sidebar-subnav a {
  display: block;
  padding: 4px 10px;
  font-size: 11.8px;
  color: rgba(255,255,255,0.72);
  text-decoration: none;
  border-radius: 5px;
  margin: 1px 0;
  line-height: 1.45;
  transition: background var(--t-fast), color var(--t-fast), padding-left var(--t-fast);
  border-left: 2px solid transparent;
  word-break: break-all;
}
.sidebar-subnav a:hover {
  background: rgba(255,255,255,0.08);
  color: #fff;
  border-left-color: rgba(255,255,255,0.4);
}
.sidebar-subnav a.active {
  background: rgba(255,255,255,0.16);
  color: #fff;
  font-weight: 600;
  border-left-color: #fde68a;
}
.sidebar-subnav a.sub-h2 {
  font-size: 12px;
  font-weight: 500;
  color: rgba(255,255,255,0.85);
}
.sidebar-subnav a.sub-h2.active { color: #fff; }
.sidebar-subnav a.sub-h3 {
  padding-left: 22px;
  font-size: 11.2px;
  color: rgba(255,255,255,0.62);
}
.sidebar-subnav a.sub-h3.active { color: #fff; }

/* ============ 主内容区 ============ */
.main {
  margin-left: var(--sidebar-width);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.page-header {
  max-width: var(--max-content);
  margin: 28px auto 0;
  padding: 0 28px;
  width: 100%;
}
.breadcrumb {
  font-size: 13px;
  color: var(--text-secondary);
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}
.breadcrumb a {
  color: var(--brand-primary);
  text-decoration: none;
  transition: color var(--t-fast);
}
.breadcrumb a:hover { color: var(--brand-accent); text-decoration: underline; }
.breadcrumb .sep { color: var(--text-muted); }

.content {
  max-width: var(--max-content);
  margin: 18px auto 60px;
  padding: 40px 52px;
  background: var(--bg-card);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  width: calc(100% - 32px);
  animation: fadeInUp var(--t-slow) var(--ease);
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* 标题 */
.content h1, .content h2, .content h3, .content h4, .content h5 {
  color: var(--text-primary);
  line-height: 1.4;
  margin-top: 1.7em;
  margin-bottom: 0.6em;
  scroll-margin-top: 24px;
}
.content h1 {
  font-size: 27px;
  border-bottom: 3px solid var(--brand-primary);
  padding-bottom: 14px;
  margin-top: 0;
  position: relative;
}
.content h1::after {
  content: "";
  position: absolute;
  bottom: -3px;
  left: 0;
  width: 60px;
  height: 3px;
  background: var(--brand-accent);
}
.content h2 {
  font-size: 21px;
  border-left: 4px solid var(--brand-primary);
  padding-left: 14px;
  margin-top: 2em;
}
.content h3 {
  font-size: 17.5px;
  color: var(--brand-secondary);
}
.content h3::before {
  content: "▸ ";
  color: var(--brand-primary);
  font-weight: 400;
}
.content h4 {
  font-size: 15.5px;
  color: var(--text-secondary);
}

.content p { margin: 0.85em 0; }
.content strong { color: var(--brand-secondary); font-weight: 600; }
.content em { color: var(--brand-accent); font-style: normal; font-weight: 500; }

.content a {
  color: var(--brand-primary);
  text-decoration: none;
  border-bottom: 1px dashed rgba(29, 78, 216, 0.4);
  transition: color var(--t-fast), border-color var(--t-fast);
}
.content a:hover {
  color: var(--brand-accent);
  border-bottom-style: solid;
  border-bottom-color: var(--brand-accent);
}

.content ul, .content ol {
  padding-left: 26px;
  margin: 0.6em 0;
}
.content li { margin: 0.35em 0; }
.content ul li::marker { color: var(--brand-primary); }
.content ol li::marker { color: var(--brand-primary); font-weight: 600; }

.content blockquote {
  margin: 1.3em 0;
  padding: 14px 20px;
  background: linear-gradient(135deg, #eff6ff 0%, #f0f9ff 100%);
  border-left: 4px solid var(--brand-primary);
  color: var(--text-secondary);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  position: relative;
}
.content blockquote p { margin: 0.4em 0; }
.content blockquote strong { color: var(--brand-primary); }

.content table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  margin: 1.3em 0;
  background: #fff;
  font-size: 13.8px;
  box-shadow: var(--shadow-sm);
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: 1px solid var(--border-soft);
}
.content table th,
.content table td {
  padding: 10px 13px;
  border-bottom: 1px solid var(--border-soft);
  border-right: 1px solid var(--border-soft);
  text-align: left;
  vertical-align: top;
}
.content table th:last-child, .content table td:last-child { border-right: none; }
.content table tr:last-child td { border-bottom: none; }
.content table th {
  background: linear-gradient(180deg, #f8fafc 0%, #eff6ff 100%);
  color: var(--brand-secondary);
  font-weight: 600;
  white-space: nowrap;
  position: sticky;
  top: 0;
}
.content table tr:nth-child(2n) td { background: #fafbfc; }
.content table tr:hover td { background: #f0f9ff; }

.content code {
  background: #f1f5f9;
  color: var(--status-danger);
  padding: 1.5px 7px;
  border-radius: 4px;
  font-family: ui-monospace, SFMono-Regular, "SF Mono", Consolas, monospace;
  font-size: 13px;
}
.content pre {
  background: #0f172a;
  color: #e2e8f0;
  padding: 18px 22px;
  border-radius: var(--radius-md);
  overflow-x: auto;
  font-size: 13px;
  line-height: 1.6;
  margin: 1.3em 0;
  position: relative;
}
.content pre code { background: transparent; color: inherit; padding: 0; }

.content hr {
  border: none;
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, var(--border-strong) 50%, transparent 100%);
  margin: 2.2em 0;
}

.content [align="center"], .content center {
  display: block;
  text-align: center;
}

/* footer */
.page-footer {
  max-width: var(--max-content);
  margin: 0 auto 40px;
  padding: 0 28px;
  text-align: center;
  color: var(--text-muted);
  font-size: 12.5px;
  width: 100%;
}
.page-footer a {
  color: var(--brand-primary);
  text-decoration: none;
  transition: color var(--t-fast);
}
.page-footer a:hover { color: var(--brand-accent); }

/* ============ 入口页专属组件 ============ */
.portal .content {
  padding: 0;
  border: none;
  background: transparent;
  box-shadow: none;
  animation: none;
}

/* Hero */
.hero {
  background:
    radial-gradient(circle at 15% 30%, rgba(255,255,255,0.12) 0%, transparent 50%),
    radial-gradient(circle at 85% 70%, rgba(255,255,255,0.08) 0%, transparent 50%),
    linear-gradient(135deg, #0f4c81 0%, #1d4ed8 60%, #1e40af 100%);
  color: #fff;
  padding: 56px 40px 70px;
  text-align: center;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-brand);
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size: 32px 32px;
  pointer-events: none;
  opacity: 0.6;
}
.hero > * { position: relative; z-index: 2; }
.hero .eyebrow {
  display: inline-block;
  background: rgba(255,255,255,0.18);
  border: 1px solid rgba(255,255,255,0.35);
  padding: 4px 14px;
  border-radius: 999px;
  font-size: 11.5px;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  margin-bottom: 18px;
  font-weight: 500;
}
.hero h1 {
  font-size: 30px;
  margin: 0 0 14px;
  border: none !important;
  padding: 0 !important;
  color: #fff !important;
  letter-spacing: 1px;
  line-height: 1.4;
  font-weight: 700;
}
.hero h1::after { display: none !important; }
.hero .subtitle {
  font-size: 15px;
  opacity: 0.95;
  margin: 0 auto 22px;
  max-width: 740px;
  line-height: 1.78;
}
.hero .subtitle strong { color: #fde68a; font-weight: 600; }
.hero-meta {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px 12px;
  font-size: 12.5px;
  opacity: 0.95;
}
.hero-meta .pill {
  background: rgba(255,255,255,0.18);
  padding: 5px 14px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.3);
  backdrop-filter: blur(4px);
  font-weight: 500;
}

/* KPI */
.kpi-grid {
  margin: -36px 18px 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: 12px;
  position: relative;
  z-index: 5;
}
.kpi-card {
  background: #fff;
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  padding: 16px 18px;
  box-shadow: var(--shadow-md);
  transition: transform var(--t-base), box-shadow var(--t-base);
  position: relative;
  overflow: hidden;
}
.kpi-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 100%;
  background: var(--brand-primary);
}
.kpi-card.accent::before { background: var(--brand-accent); }
.kpi-card.success::before { background: var(--status-success); }
.kpi-card.warn::before { background: var(--status-warn); }
.kpi-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}
.kpi-card .icon {
  font-size: 18px;
  margin-bottom: 4px;
  display: block;
}
.kpi-card .label {
  font-size: 11.5px;
  color: var(--text-muted);
  margin-bottom: 4px;
  display: block;
}
.kpi-card .value {
  font-size: 22px;
  font-weight: 700;
  color: var(--brand-secondary);
  line-height: 1.25;
  font-variant-numeric: tabular-nums;
}
.kpi-card .hint {
  font-size: 11px;
  color: var(--text-secondary);
  margin-top: 4px;
}

/* 章节 */
section.block { margin: 44px 0; }
section.block .sec-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}
section.block .sec-head h2 {
  font-size: 21px;
  color: var(--brand-secondary);
  border-left: 4px solid var(--brand-primary);
  padding-left: 14px;
  margin: 0;
}
section.block .sec-head .sec-tag {
  font-size: 11.5px;
  background: var(--status-neutral-bg);
  color: var(--status-neutral);
  padding: 3px 10px;
  border-radius: 999px;
}
section.block .subsec {
  font-size: 13.5px;
  color: var(--text-secondary);
  margin-bottom: 16px;
  line-height: 1.78;
}

/* 矩阵分组 heading */
.group-heading {
  font-size: 13.5px;
  font-weight: 600;
  color: var(--brand-secondary);
  margin: 20px 0 10px;
  padding-bottom: 6px;
  border-bottom: 1px dashed var(--border-strong);
  display: flex;
  align-items: center;
  gap: 8px;
}
.group-heading .count {
  font-size: 11px;
  background: var(--bg-soft);
  color: var(--text-secondary);
  padding: 1px 8px;
  border-radius: 999px;
  font-weight: 500;
}

/* 文档卡片 */
.doc-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
  gap: 14px;
}
.doc-card {
  background: #fff;
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  padding: 18px 18px 16px;
  transition: all var(--t-base) var(--ease);
  display: flex;
  flex-direction: column;
  gap: 10px;
  position: relative;
  overflow: hidden;
}
.doc-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--brand-primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--t-base) var(--ease);
}
.doc-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
  border-color: var(--brand-primary-light);
}
.doc-card:hover::before { transform: scaleX(1); }
.doc-card.aux::before { background: var(--status-neutral); }
.doc-card .head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 8px;
}
.doc-card .num {
  background: var(--brand-primary);
  color: #fff;
  font-weight: 700;
  border-radius: var(--radius-sm);
  padding: 4px 10px;
  font-size: 12px;
  flex-shrink: 0;
  min-width: 32px;
  text-align: center;
}
.doc-card.aux .num { background: var(--status-neutral); }
.doc-card .status {
  font-size: 11px;
  padding: 3px 10px;
  border-radius: 999px;
  flex-shrink: 0;
  font-weight: 500;
}
.doc-card .status.done { background: var(--status-success-bg); color: #166534; }
.doc-card .status.partial { background: var(--status-warn-bg); color: #92400e; }
.doc-card .status.draft { background: var(--status-info-bg); color: var(--status-info); }
.doc-card .title {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.4;
}
.doc-card .desc {
  font-size: 12.8px;
  color: var(--text-secondary);
  line-height: 1.65;
  flex: 1;
}
.doc-card .formats {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-top: 4px;
}
.doc-card .formats a {
  font-size: 11.5px;
  padding: 5px 12px;
  border-radius: 5px;
  border: 1px solid var(--border-soft);
  text-decoration: none;
  color: var(--text-secondary);
  background: var(--bg-soft);
  font-weight: 500;
  transition: all var(--t-fast);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.doc-card .formats a.html { background: #dbeafe; color: #1e40af; border-color: #93c5fd; }
.doc-card .formats a.docx { background: #ddd6fe; color: #5b21b6; border-color: #c4b5fd; }
.doc-card .formats a:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 10px rgba(15, 23, 42, 0.12);
}

/* 待补硬件清单 */
.checklist-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(270px, 1fr));
  gap: 12px;
}
.checklist-item {
  background: #fff;
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  padding: 16px 18px;
  transition: all var(--t-base);
  border-left: 4px solid var(--brand-primary-light);
}
.checklist-item:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.checklist-item h4 {
  font-size: 14px;
  margin: 0 0 6px;
  color: var(--brand-secondary);
  border: none;
  padding: 0;
  display: flex;
  align-items: center;
  gap: 6px;
}
.checklist-item .meta {
  font-size: 11.5px;
  color: var(--text-muted);
  margin-bottom: 10px;
  display: inline-block;
  background: var(--bg-soft);
  padding: 2px 8px;
  border-radius: 4px;
}
.checklist-item ul {
  margin: 0;
  padding-left: 18px;
  font-size: 12.5px;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* 时间节点 */
.timeline {
  position: relative;
  padding-left: 6px;
}
.timeline::before {
  content: "";
  position: absolute;
  left: 14px;
  top: 14px;
  bottom: 14px;
  width: 2px;
  background: linear-gradient(180deg, var(--brand-primary) 0%, var(--brand-primary-light) 50%, var(--border-strong) 100%);
}
.timeline-row {
  display: flex;
  align-items: flex-start;
  gap: 18px;
  padding: 12px 0 12px 0;
  position: relative;
}
.timeline-row::before {
  content: "";
  position: absolute;
  left: 10px;
  top: 18px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--brand-primary);
  border: 2px solid #fff;
  box-shadow: 0 0 0 3px rgba(29, 78, 216, 0.15);
}
.timeline-row.done::before { background: var(--status-success); box-shadow: 0 0 0 3px rgba(22, 163, 74, 0.18); }
.timeline-row .day {
  background: var(--brand-primary);
  color: #fff;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 999px;
  font-size: 12px;
  flex-shrink: 0;
  min-width: 78px;
  text-align: center;
  margin-left: 30px;
}
.timeline-row.done .day { background: var(--status-success); }
.timeline-row .task-block { flex: 1; padding-top: 1px; }
.timeline-row .task {
  font-size: 13.4px;
  color: var(--text-primary);
  line-height: 1.55;
  margin-bottom: 2px;
}
.timeline-row .owner {
  font-size: 11.5px;
  color: var(--text-muted);
}

/* 风险卡（按级别分色） */
.risk-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 12px;
}
.risk-card {
  background: #fff;
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  padding: 16px 18px;
  border-left: 4px solid var(--status-warn);
  transition: all var(--t-base);
}
.risk-card.critical { border-left-color: var(--status-danger); }
.risk-card.high { border-left-color: var(--status-warn); }
.risk-card.medium { border-left-color: var(--brand-primary); }
.risk-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.risk-card h4 {
  font-size: 14.5px;
  margin: 0 0 6px;
  border: none;
  padding: 0;
  display: flex;
  align-items: center;
  gap: 8px;
}
.risk-card .level {
  font-size: 10px;
  padding: 2px 7px;
  border-radius: 4px;
  font-weight: 600;
  letter-spacing: 0.5px;
}
.risk-card.critical h4 { color: var(--status-danger); }
.risk-card.critical .level { background: var(--status-danger-bg); color: var(--status-danger); }
.risk-card.high h4 { color: var(--status-warn); }
.risk-card.high .level { background: var(--status-warn-bg); color: #92400e; }
.risk-card.medium h4 { color: var(--brand-primary); }
.risk-card.medium .level { background: var(--status-info-bg); color: var(--brand-primary); }
.risk-card p {
  margin: 0;
  font-size: 12.6px;
  color: var(--text-secondary);
  line-height: 1.68;
}

/* ============ 响应式 ============ */
@media (max-width: 900px) {
  .sidebar {
    transform: translateX(-100%);
    transition: transform var(--t-base) var(--ease);
    box-shadow: var(--shadow-lg);
  }
  .sidebar.open { transform: translateX(0); }
  .sidebar-toggle { display: block; }
  .main { margin-left: 0; padding-top: 56px; }
  .content { padding: 24px 18px; margin: 14px 12px 40px; border-radius: var(--radius-md); }
  .content h1 { font-size: 22px; }
  .content h2 { font-size: 18.5px; }
  .content table { font-size: 12.5px; }
  .content table th, .content table td { padding: 8px 10px; }
  .back-to-top { right: 18px; bottom: 18px; width: 40px; height: 40px; }
  .hero { padding: 36px 20px 50px; }
  .hero h1 { font-size: 22px; }
}

/* ============ 打印 ============ */
@media print {
  .sidebar, .sidebar-toggle, .back-to-top, .read-progress, .page-header, .page-footer { display: none !important; }
  .main { margin-left: 0; }
  .content { box-shadow: none; border: none; max-width: 100%; padding: 20px; margin: 0; animation: none; }
  body { background: #fff; }
}