/* ==========================================================================
   anli.html 成功案例页专属样式
   母题：左文右图 hero + 案例双卡组 + 项目推进轴（方角色块节点）
   ========================================================================== */

/* ---------- 1. 头图 ---------- */
.an-hero { background: var(--paper); padding: clamp(120px, 14vw, 160px) 0 clamp(46px, 6vw, 70px); }
.an-hero-grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(30px, 5vw, 60px); align-items: center; }
.an-copy .crumbs { margin-bottom: 22px; }
.an-copy h1 { margin: 6px 0 18px; }
.an-lead { font-size: 16px; color: var(--ink-soft); max-width: 520px; line-height: 1.9; }
.an-cta { margin-top: 26px; }
.an-photo { margin: 0; position: relative; }
.an-photo img { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; border-radius: var(--radius-l); box-shadow: var(--shadow-m); }
.an-photo figcaption {
  position: absolute; left: 16px; bottom: 14px; background: var(--paper);
  font-size: 12px; color: var(--khaki-700, #8a7a57); padding: 6px 14px; border-radius: 50px; box-shadow: var(--shadow-s);
}

/* ---------- 2. 案例卡 ---------- */
.case-section { background: var(--sand); }
.case-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.case-card {
  background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius-l);
  overflow: hidden; transition: all .35s var(--ease); display: flex; flex-direction: column;
}
.case-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-m); }
.case-card figure { margin: 0; }
.case-card figure img { width: 100%; aspect-ratio: 8 / 5; object-fit: cover; display: block; }
.case-body { padding: 22px 24px 24px; flex: 1; display: flex; flex-direction: column; }
.case-tag {
  align-self: flex-start; font-size: 11.5px; letter-spacing: .1em; font-weight: 700;
  color: var(--khaki-700, #8a7a57); background: var(--khaki-100); border-radius: 4px; padding: 4px 10px; margin-bottom: 12px;
}
.case-body h3 { font-size: 17.5px; margin-bottom: 10px; }
.case-body p { font-size: 13.5px; color: var(--ink-soft); margin: 0 0 8px; line-height: 1.8; }
.case-body p:last-child { color: var(--khaki-700, #8a7a57); margin: 6px 0 0; }
.case-body a { color: var(--stamp); border-bottom: 1px dashed var(--stamp); }

/* ---------- 3. 项目推进轴 ---------- */
.prtl-section { background: var(--paper); }
.pr-tl { max-width: 800px; margin-inline: auto; }
.pr-tl .tl-row { --tw: 104px; --aw: 46px; padding: 20px 0; }
.pr-tl .tl-axis { position: relative; }
.pr-tl .tl-body h3 { font-size: 17.5px; margin-bottom: 4px; }
.pr-tl .tl-body p { font-size: 14.5px; color: var(--ink-soft); margin: 0; }
.pr-tl .tl-body a { color: var(--stamp); border-bottom: 1px dashed var(--stamp); }
.pr-tl .tl-time { text-align: right; padding-right: 14px; padding-top: 4px; }
.pr-tl .tl-time em {
  font-style: normal; font-family: var(--font-mono); font-size: 12px; font-weight: 700;
  color: var(--paper); background: var(--khaki-700, #8a7a57);
  border-radius: 4px; padding: 4px 9px; display: inline-block; letter-spacing: .04em;
}
/* 方角色块节点 */
.pr-tl .tl-node {
  width: 42px; height: 42px; border-radius: 10px;
  background: var(--khaki-100); color: var(--khaki-700, #8a7a57);
  border: 1.5px solid var(--line-strong);
}
.pr-tl .tl-node svg { width: 19px; height: 19px; }
.pr-tl .tl-row:nth-child(even) .tl-node { background: #f7ece6; color: var(--stamp); border-color: #e5c4b3; }

/* ---------- 4. 数据条 ---------- */
.an-stat-band { background: var(--khaki-800); padding: clamp(40px, 5vw, 60px) 0; }
.an-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-bottom: 18px; }
.an-stat { text-align: center; }
.an-stat strong {
  display: block; font-family: var(--font-serif); font-size: clamp(38px, 5vw, 52px);
  color: #fff; line-height: 1.1;
}
.an-stat span { font-size: 13.5px; color: #d9d2bf; }
.an-stat-note { text-align: center; font-size: 12.5px; color: rgba(246,242,231,.55); margin: 0; }

/* ---------- 4.5 FAQ ---------- */
.faq-section { background: var(--paper); }
.container-narrow { max-width: 860px; }
.faq-list .faq-item { box-shadow: var(--shadow-s); }
.faq-list .faq-a { display: none; }
.faq-list .faq-item.open .faq-a { display: block; }
.faq-list .faq-a-inner a { color: var(--stamp); border-bottom: 1px dashed var(--stamp); }

/* ---------- 5. 相关推荐 ---------- */
.rel-band { background: var(--paper); padding: clamp(48px, 6vw, 76px) 0; }
.rel-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.rel-card {
  background: var(--mist); border: 1px solid var(--line); border-radius: var(--radius-l);
  padding: 26px 24px; transition: all .3s var(--ease); display: block;
}
.rel-card:hover { background: var(--khaki-100); transform: translateY(-4px); box-shadow: var(--shadow-s); }
.rel-eyebrow { font-size: 11.5px; letter-spacing: .2em; color: var(--stamp); font-weight: 700; }
.rel-card h3 { font-size: 17.5px; margin: 10px 0 8px; }
.rel-card p { font-size: 13.5px; color: var(--ink-soft); margin: 0; }

/* ---------- 6. CTA ---------- */
.cta-band { background: linear-gradient(120deg, var(--khaki-600), var(--khaki-800)); padding: clamp(48px, 6vw, 80px) 0; }
.cta-inner { text-align: center; }
.cta-inner h2 { color: #fff; margin-bottom: 10px; }
.cta-inner p { color: #d9d2bf; font-size: 15px; margin-bottom: 24px; }
.cta-btns { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* ---------- 响应式 ---------- */
@media (max-width: 1024px) {
  .an-hero-grid { grid-template-columns: 1fr; }
  .case-grid { grid-template-columns: 1fr; }
  .rel-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .pr-tl .tl-row { --tw: 78px; --aw: 38px; padding: 14px 0; }
  .pr-tl .tl-node { width: 34px; height: 34px; border-radius: 8px; }
  .pr-tl .tl-node svg { width: 15px; height: 15px; }
  .pr-tl .tl-time { padding-right: 8px; }
  .pr-tl .tl-time em { font-size: 10.5px; }
  .an-stats { grid-template-columns: 1fr; gap: 12px; }
  .rel-grid { grid-template-columns: 1fr; }
}

@media (max-width: 520px) {
  .pr-tl .tl-row { --tw: 64px; --aw: 32px; }
}