.topic-hero { position: relative; overflow: hidden; padding: 78px 0 72px; color: white; background: var(--navy); }
.topic-hero::before { content: ""; position: absolute; inset: 0; background: radial-gradient(circle at 88% 12%, rgba(245,57,74,.2), transparent 30%), linear-gradient(135deg, transparent 35%, rgba(255,255,255,.035)); }
.topic-hero .wrap { position: relative; }
.breadcrumb { display: flex; flex-wrap: wrap; gap: 7px; margin-bottom: 28px; color: rgba(255,255,255,.48); font-size: 12px; }
.breadcrumb a { color: rgba(255,255,255,.72); text-decoration: none; }
.topic-hero h1 { max-width: 930px; margin-bottom: 22px; font-size: clamp(39px, 5.5vw, 67px); }
.topic-hero .topic-lead { max-width: 860px; margin-bottom: 0; color: rgba(255,255,255,.68); font-size: 18px; }
.topic-meta { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 28px; }
.topic-meta span { padding: 7px 10px; border: 1px solid rgba(255,255,255,.14); border-radius: 999px; color: rgba(255,255,255,.66); font-size: 11px; }
.topic-answer { padding: 34px 0; border-bottom: 1px solid var(--line); background: white; }
.answer-card { display: grid; grid-template-columns: 180px 1fr; gap: 38px; align-items: start; }
.answer-card b { color: var(--red); font-size: 12px; letter-spacing: .12em; }
.answer-card p { margin: 0; font-size: clamp(18px, 2.1vw, 25px); line-height: 1.7; }
.topic-body { padding: 76px 0 92px; }
.topic-layout { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: 28px; align-items: start; }
.topic-main { display: grid; gap: 18px; }
.topic-block { padding: 32px; border: 1px solid var(--line); border-radius: 16px; background: white; }
.topic-block h2 { margin-bottom: 18px; font-size: clamp(25px, 3.2vw, 36px); }
.topic-block h3 { margin: 28px 0 9px; font-size: 18px; }
.topic-block p, .topic-block li { color: var(--muted); font-size: 14px; }
.topic-block ul, .topic-block ol { margin: 16px 0 0; padding-left: 22px; }
.topic-block li + li { margin-top: 9px; }
.fact-grid, .service-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; margin-top: 22px; }
.fact-grid div, .service-grid article { min-height: 145px; padding: 21px; border: 1px solid var(--line); border-radius: 12px; background: var(--paper); }
.fact-grid b, .fact-grid span, .service-grid b, .service-grid span { display: block; }
.fact-grid b, .service-grid b { color: var(--red); }
.fact-grid span, .service-grid span { margin-top: 14px; color: var(--muted); font-size: 12px; }
.topic-note { margin-top: 22px; padding: 18px 20px; border-left: 4px solid var(--orange); background: #fff8e9; color: #665227 !important; }
.process-list { counter-reset: process; display: grid; gap: 1px; margin-top: 20px; overflow: hidden; border: 1px solid var(--line); border-radius: 12px; background: var(--line); }
.process-list div { counter-increment: process; display: grid; grid-template-columns: 44px 1fr; gap: 15px; padding: 18px; background: white; }
.process-list div::before { content: counter(process, decimal-leading-zero); color: var(--red); font: 800 12px ui-monospace, monospace; }
.process-list b { display: block; }
.process-list p { margin: 5px 0 0; font-size: 12px; }
.topic-aside { position: sticky; top: 94px; display: grid; gap: 13px; }
.aside-card { padding: 23px; border: 1px solid var(--line); border-radius: 14px; background: white; }
.aside-card.dark { color: white; border-color: var(--navy); background: var(--navy); }
.aside-card h2, .aside-card h3 { margin-bottom: 12px; font-size: 18px; }
.aside-card p { color: var(--muted); font-size: 12px; }
.aside-card.dark p { color: rgba(255,255,255,.58); }
.aside-card a { display: block; margin-top: 10px; color: var(--red); font-size: 12px; font-weight: 700; text-decoration: none; }
.aside-card.dark a { color: #ff8b95; }
.source-list { display: grid; gap: 9px; margin-top: 18px; }
.source-list a { padding: 13px 15px; border: 1px solid var(--line); border-radius: 9px; color: var(--ink); background: var(--paper); text-decoration: none; font-size: 12px; }
.related { padding: 74px 0; color: white; background: var(--navy-2); }
.related h2 { font-size: clamp(28px, 3.8vw, 42px); }
.related-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 11px; margin-top: 28px; }
.related-grid a { min-height: 170px; padding: 23px; border: 1px solid rgba(255,255,255,.12); border-radius: 14px; color: white; text-decoration: none; background: rgba(255,255,255,.035); }
.related-grid b, .related-grid span { display: block; }
.related-grid b { font-size: 18px; }
.related-grid span { margin-top: 26px; color: rgba(255,255,255,.48); font-size: 12px; }
.lead-banner { padding: 42px 0; background: var(--red); color: white; }
.lead-banner .wrap { display: flex; justify-content: space-between; gap: 40px; align-items: center; }
.lead-banner h2 { margin-bottom: 8px; font-size: clamp(25px, 3vw, 38px); }
.lead-banner p { margin-bottom: 0; color: rgba(255,255,255,.76); }
.lead-banner a { flex: 0 0 auto; padding: 13px 19px; border-radius: 9px; color: var(--red); background: white; text-decoration: none; font-weight: 800; }
.contact-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 18px; margin-top: 28px; }
.contact-card { padding: 28px; border: 1px solid var(--line); border-radius: 15px; background: white; }
.contact-card strong { display: block; font-size: 20px; }
.contact-card .phone-link { display: inline-block; margin-top: 17px; color: var(--red); font-size: clamp(25px, 4vw, 40px); font-weight: 800; text-decoration: none; }
.contact-card p { margin: 15px 0 0; color: var(--muted); font-size: 13px; }
.contact-steps { display: grid; gap: 9px; margin-top: 17px; }
.contact-steps div { padding: 14px 16px; border-left: 3px solid var(--red); background: var(--paper); font-size: 13px; }
@media (max-width: 980px) {
  .topic-layout, .answer-card, .contact-grid { grid-template-columns: 1fr; }
  .topic-aside { position: static; grid-template-columns: repeat(2, 1fr); }
  .related-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .topic-hero { padding: 54px 0; }
  .topic-body { padding: 54px 0 68px; }
  .topic-block { padding: 23px; }
  .fact-grid, .service-grid, .topic-aside, .related-grid { grid-template-columns: 1fr; }
  .lead-banner .wrap { align-items: stretch; flex-direction: column; }
  .lead-banner a { text-align: center; }
}

/* 专题页沿用青绿政务型主题，避免黑底白字的首屏和大面积深色区块。 */
.topic-hero {
  color: var(--ink);
  border-bottom: 1px solid #c9ddd0;
  background: linear-gradient(135deg, #fbfcf8 0%, var(--jade) 58%, var(--blue-soft) 100%);
}
.topic-hero::before {
  background: radial-gradient(circle at 88% 12%, rgba(47,111,174,.12), transparent 30%), linear-gradient(135deg, transparent 35%, rgba(31,107,71,.05));
}
.breadcrumb { color: var(--muted); }
.breadcrumb a { color: var(--navy); }
.topic-hero .topic-lead { color: var(--muted); }
.topic-meta span { color: #4f6057; border-color: #bad2c3; background: rgba(255,255,255,.58); }
.answer-card b, .fact-grid b, .service-grid b, .process-list div::before, .contact-card .phone-link { color: var(--navy); }
.topic-note { border-color: var(--orange); background: var(--gold-soft); color: #665f4a !important; }
.aside-card.dark { color: var(--ink); border-color: #c9ddd0; background: var(--blue-soft); }
.aside-card.dark p { color: var(--muted); }
.aside-card a, .aside-card.dark a { color: var(--blue); }
.related {
  color: var(--ink);
  border-block: 1px solid #c9ddd0;
  background: var(--jade);
}
.related-grid a { color: var(--ink); border-color: #c9ddd0; background: white; box-shadow: 0 12px 30px rgba(31,107,71,.06); }
.related-grid span { color: var(--muted); }
.lead-banner { color: var(--ink); border-block: 1px solid #c9ddd0; background: #dfeee5; }
.lead-banner p { color: var(--muted); }
.lead-banner a { color: white; background: var(--navy); }
.contact-steps div { border-color: var(--navy); background: var(--jade); }