:root {
  --primary: #e8590c;
  --primary-dark: #c2410c;
  --primary-light: #fff4e6;
  --accent: #2b8a3e;
  --accent-light: #e6f4ea;
  --warning: #d9480f;
  --ink: #212529;
  --ink-soft: #495057;
  --muted: #868e96;
  --line: #e9ecef;
  --bg: #ffffff;
  --bg-soft: #f8f9fa;
  --radius: 14px;
  --shadow: 0 2px 12px rgba(33, 37, 41, 0.07);
  --maxw: 1080px;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB",
    "Microsoft YaHei", "Noto Sans SC", sans-serif;
  color: var(--ink);
  line-height: 1.7;
  background: var(--bg);
}

img, svg { vertical-align: middle; }

a { color: var(--primary-dark); }

.container {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 16px;
}

[id] { scroll-margin-top: 76px; }

/* ===== 顶部导航 ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 60px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--ink);
  font-weight: 800;
  font-size: 18px;
}

.brand .logo {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--primary), #f59f00);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  flex: none;
}

.brand small {
  display: block;
  font-size: 11px;
  font-weight: 500;
  color: var(--muted);
}

.nav {
  display: flex;
  gap: 4px;
  align-items: center;
}

.nav a {
  text-decoration: none;
  color: var(--ink-soft);
  font-size: 14px;
  padding: 8px 12px;
  border-radius: 8px;
  transition: background 0.15s, color 0.15s;
}

.nav a:hover, .nav a.active { background: var(--primary-light); color: var(--primary-dark); }

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 6px 10px;
  cursor: pointer;
  color: var(--ink);
}

.mobile-nav {
  display: none;
  flex-direction: column;
  border-top: 1px solid var(--line);
  padding: 8px 16px 12px;
}

.mobile-nav a {
  padding: 10px 8px;
  text-decoration: none;
  color: var(--ink-soft);
  border-bottom: 1px solid var(--line);
}

.mobile-nav a:last-child { border-bottom: none; }
.mobile-nav a.active { color: var(--primary-dark); font-weight: 600; }

/* ===== 通用区块 ===== */
.page-hero {
  padding: 44px 0 30px;
  background: linear-gradient(160deg, #fff7ed 0%, #ffffff 70%);
}

.page-hero h1 {
  margin: 0 0 8px;
  font-size: 30px;
  line-height: 1.3;
}

.page-hero .sub {
  margin: 0;
  color: var(--ink-soft);
  max-width: 640px;
}

.section { padding: 28px 0; }

.section-title {
  font-size: 22px;
  margin: 0 0 4px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.section-title .bar {
  width: 5px;
  height: 22px;
  border-radius: 3px;
  background: var(--primary);
  flex: none;
}

.section-desc {
  color: var(--ink-soft);
  margin: 0 0 18px;
}

.card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 18px;
}

.card + .card { margin-top: 14px; }

.grid-2 { display: grid; grid-template-columns: 1fr; gap: 14px; }
.grid-3 { display: grid; grid-template-columns: 1fr; gap: 14px; }

.callout {
  border-radius: var(--radius);
  padding: 14px 16px;
  font-size: 14.5px;
}

.callout.warn { background: #fff4e6; border: 1px solid #ffd8a8; }
.callout.ok { background: var(--accent-light); border: 1px solid #b7e4c7; }
.callout.info { background: #e7f5ff; border: 1px solid #a5d8ff; }
.callout + .callout, .card + .callout, .callout + .card { margin-top: 14px; }

.pill {
  display: inline-block;
  background: var(--primary-light);
  color: var(--primary-dark);
  border-radius: 999px;
  padding: 3px 12px;
  font-size: 13px;
  font-weight: 600;
}

.pill.green { background: var(--accent-light); color: var(--accent); }

/* ===== 表格 ===== */
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius); }

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
  min-width: 520px;
}

th, td {
  padding: 10px 12px;
  text-align: left;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}

th { background: var(--bg-soft); font-weight: 600; white-space: nowrap; }
tr:last-child td { border-bottom: none; }

/* ===== 步骤时间线 ===== */
.steps { counter-reset: step; }

.step {
  position: relative;
  padding: 0 0 24px 52px;
}

.step:last-child { padding-bottom: 4px; }

.step::before {
  counter-increment: step;
  content: counter(step);
  position: absolute;
  left: 0;
  top: 0;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 15px;
}

.step::after {
  content: "";
  position: absolute;
  left: 16px;
  top: 38px;
  bottom: 2px;
  width: 2px;
  background: var(--line);
}

.step:last-child::after { display: none; }

.step h3 {
  margin: 2px 0 8px;
  font-size: 18px;
}

.step p { margin: 6px 0; }
.step ul, .step ol { margin: 6px 0; padding-left: 22px; }
.step li { margin: 4px 0; }

/* ===== 折叠面板 ===== */
.accordion { border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.accordion + .accordion { margin-top: 12px; }

.accordion summary {
  cursor: pointer;
  list-style: none;
  padding: 14px 16px;
  font-weight: 600;
  font-size: 15.5px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  background: #fff;
  transition: background 0.15s;
}

.accordion summary::-webkit-details-marker { display: none; }
.accordion summary:hover { background: var(--bg-soft); }

.accordion summary .arrow {
  flex: none;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--bg-soft);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.2s;
  font-size: 12px;
}

.accordion[open] summary .arrow { transform: rotate(180deg); }

.accordion .body {
  padding: 4px 16px 16px;
  border-top: 1px dashed var(--line);
  font-size: 14.5px;
}

.accordion .body p { margin: 8px 0; }
.accordion .body ul, .accordion .body ol { margin: 8px 0; padding-left: 22px; }
.accordion .body li { margin: 4px 0; }

/* ===== 按钮 ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: none;
  border-radius: 10px;
  padding: 10px 18px;
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: filter 0.15s, transform 0.05s;
}

.btn:active { transform: scale(0.98); }

.btn.primary { background: var(--primary); color: #fff; }
.btn.primary:hover { filter: brightness(1.06); }
.btn.green { background: var(--accent); color: #fff; }
.btn.green:hover { filter: brightness(1.06); }
.btn.ghost { background: #fff; color: var(--ink); border: 1px solid var(--line); }
.btn.ghost:hover { background: var(--bg-soft); }
.btn.block { width: 100%; }

.btn-row { display: flex; flex-wrap: wrap; gap: 10px; }

/* ===== 热线卡片 ===== */
.hotline-grid { display: grid; grid-template-columns: 1fr; gap: 12px; }

.hotline {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--ink);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 14px;
  box-shadow: var(--shadow);
  transition: border-color 0.15s;
}

.hotline:hover { border-color: var(--primary); }

.hotline .icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  flex: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--primary-light);
  color: var(--primary-dark);
  font-size: 20px;
  font-weight: 800;
}

.hotline .name { font-weight: 700; font-size: 15px; }
.hotline .desc { font-size: 13px; color: var(--muted); margin-top: 2px; }
.hotline .num { margin-left: auto; font-size: 17px; font-weight: 800; color: var(--primary-dark); }

/* ===== 首页 ===== */
.hero {
  padding: 52px 0 44px;
  background:
    radial-gradient(600px 240px at 85% -20px, rgba(245, 159, 0, 0.16), transparent),
    linear-gradient(170deg, #fff7ed 0%, #ffffff 65%);
}

.hero h1 {
  font-size: 34px;
  line-height: 1.25;
  margin: 0 0 10px;
}

.hero h1 .accent { color: var(--primary); }

.hero .lead {
  font-size: 16px;
  color: var(--ink-soft);
  max-width: 640px;
  margin: 0 0 22px;
}

.hero-badges { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 22px; }

.feature-cards { margin-top: -18px; }

.feature-card {
  position: relative;
  display: block;
  text-decoration: none;
  color: var(--ink);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px 18px;
  box-shadow: var(--shadow);
  overflow: hidden;
  transition: transform 0.15s, border-color 0.15s;
}

.feature-card:hover { transform: translateY(-2px); border-color: var(--primary); }

.feature-card .emoji {
  width: 46px;
  height: 46px;
  border-radius: 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  background: var(--primary-light);
  margin-bottom: 12px;
}

.feature-card h3 { margin: 0 0 6px; font-size: 17px; }
.feature-card p { margin: 0; font-size: 13.5px; color: var(--ink-soft); }
.feature-card .go { color: var(--primary-dark); font-weight: 700; font-size: 13.5px; margin-top: 10px; display: block; }

.stat-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }

.stat {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px;
  text-align: center;
  box-shadow: var(--shadow);
}

.stat .num { font-size: 26px; font-weight: 800; color: var(--primary); }
.stat .label { font-size: 13px; color: var(--ink-soft); margin-top: 2px; }

.ribbon {
  background: var(--ink);
  color: #fff;
  border-radius: var(--radius);
  padding: 16px 18px;
}

.ribbon h3 { margin: 0 0 8px; font-size: 17px; display: flex; align-items: center; gap: 8px; }
.ribbon ul { margin: 0; padding-left: 20px; }
.ribbon li { margin: 4px 0; font-size: 14px; color: #f1f3f5; }

/* ===== 文书工具 ===== */
.doc-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  padding: 14px 16px;
  background: var(--bg-soft);
  border-bottom: 1px solid var(--line);
}

.doc-toolbar .t { font-weight: 700; font-size: 15.5px; }

.doc-body {
  padding: 16px;
  font-size: 14.5px;
  white-space: pre-wrap;
  font-family: inherit;
  line-height: 1.8;
  color: var(--ink);
}

.copied-tip {
  position: fixed;
  left: 50%;
  bottom: 28px;
  transform: translateX(-50%) translateY(10px);
  background: var(--ink);
  color: #fff;
  padding: 9px 18px;
  border-radius: 999px;
  font-size: 14px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s, transform 0.2s;
  z-index: 100;
}

.copied-tip.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ===== 底部 ===== */
.site-footer {
  margin-top: 44px;
  background: #141414;
  color: #adb5bd;
  padding: 32px 0 40px;
  font-size: 13.5px;
}

.site-footer .container { display: grid; gap: 18px; }

.site-footer h4 { color: #fff; margin: 0 0 8px; font-size: 15px; }
.site-footer p { margin: 6px 0; }
.site-footer a { color: #ffa94d; text-decoration: none; }

/* ===== 浮动求助 ===== */
.float-help {
  position: fixed;
  right: 14px;
  bottom: 14px;
  z-index: 60;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.float-help a {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  color: #fff;
  font-size: 22px;
  box-shadow: 0 6px 18px rgba(33, 37, 41, 0.25);
}

.float-help .phone { background: var(--primary); }
.float-help .law { background: var(--accent); }

/* ===== 打印 ===== */
@media print {
  .site-header, .site-footer, .float-help, .doc-toolbar, .btn-row, .no-print { display: none !important; }
  body { color: #000; }
  .card { box-shadow: none; border: 1px solid #ccc; }
}

/* ===== 响应式 ===== */
@media (min-width: 640px) {
  .grid-2 { grid-template-columns: 1fr 1fr; }
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
  .hotline-grid { grid-template-columns: 1fr 1fr; }
  .stat-grid { grid-template-columns: repeat(4, 1fr); }
  .hero h1 { font-size: 42px; }
  .page-hero h1 { font-size: 34px; }
  .site-footer .container { grid-template-columns: 2fr 1fr; }
}

@media (max-width: 760px) {
  .nav { display: none; }
  .nav-toggle { display: inline-flex; }
  .mobile-nav.open { display: flex; }
  .step { padding-left: 46px; }
  .step::before { width: 30px; height: 30px; font-size: 14px; }
  .step::after { left: 14px; }
  .hero { padding: 40px 0 36px; }
}