/* ============================================================
   wenti-jieda.css — 报考疑难解答页
   骨架：牛仔首屏 + 分类锚点 chips + details 折叠问答 + 红黑榜
   ============================================================ */

/* ---------- 模块1：Hero ---------- */
.wtjd-hero { padding: 140px 0 70px; }
.wtjd-hero-inner { max-width: 760px; }
.wtjd-hero-inner h1 { color: var(--paper-100); font-size: clamp(30px, 4.6vw, 46px); line-height: 1.28; margin: 20px 0 16px; }
.wtjd-hero-inner h1 em { font-style: normal; color: var(--stitch); }
.wtjd-hero-inner p { color: rgba(250,246,238,.85); font-size: 15.5px; line-height: 1.95; }

/* ---------- 模块2：分类 chips ---------- */
.wtjd-chips { background: var(--paper-200); }
.wtjd-chip-row { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; }
.wtjd-chip {
  display: inline-block; padding: 9px 20px; font-size: 14px; font-weight: 600;
  color: var(--denim-800); background: var(--paper-100);
  border: 1px solid var(--line); border-radius: 30px;
  transition: all .25s var(--ease);
}
.wtjd-chip:hover { background: var(--denim-700); color: var(--paper-100); border-color: var(--denim-800); transform: translateY(-2px); }

/* ---------- 模块3：分类问答 ---------- */
.wtjd-cat { margin-bottom: 56px; position: relative; }
.wtjd-cat h2 { font-size: 22px; margin-bottom: 18px; display: flex; align-items: center; gap: 12px; }
.wtjd-cat-tag {
  display: inline-block; font-size: 13px; letter-spacing: 2px;
  background: var(--brown-800); color: var(--stitch);
  padding: 6px 14px; border-radius: 3px;
}
.wtjd-item {
  border: 1px solid var(--line); border-radius: var(--r-md);
  background: var(--paper-100); margin-bottom: 12px; overflow: hidden;
  transition: box-shadow .25s;
}
.wtjd-item:hover { box-shadow: var(--shadow-sm); }
.wtjd-item summary {
  cursor: pointer; list-style: none;
  padding: 16px 20px; font-size: 15.5px; font-weight: 600; color: var(--denim-900);
  display: flex; align-items: center; justify-content: space-between; gap: 14px;
  transition: background .2s;
}
.wtjd-item summary::-webkit-details-marker { display: none; }
.wtjd-item summary::after {
  content: ""; flex: none; width: 9px; height: 9px;
  border-right: 2px solid var(--brown-600); border-bottom: 2px solid var(--brown-600);
  transform: rotate(45deg); transition: transform .25s var(--ease);
}
.wtjd-item[open] summary::after { transform: rotate(225deg); }
.wtjd-item[open] summary { background: var(--paper-200); }
.wtjd-item-body { padding: 4px 20px 18px; font-size: 14.5px; color: var(--ink-soft); line-height: 1.95; }
.wtjd-item-body p { margin: 0; }
.wtjd-item-body a { font-weight: 600; }

/* ---------- 模块4：红黑榜 ---------- */
.wtjd-rb-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 26px; }
.wtjd-rb-col {
  border-radius: var(--r-md); padding: 30px 28px;
  border: 1px solid var(--line);
}
.wtjd-rb-col h3 {
  display: flex; align-items: center; gap: 10px;
  font-size: 17px; margin-bottom: 16px;
}
.wtjd-rb-col h3 svg { width: 20px; height: 20px; }
.wtjd-rb-col li {
  padding: 10px 0; font-size: 14.5px; color: var(--ink);
  border-bottom: 1px dashed var(--line); list-style: none;
}
.wtjd-rb-col li:last-child { border-bottom: 0; }
.wtjd-rb--good { background: #eef3ec; border-color: #c3d4bd; }
.wtjd-rb--good h3 { color: #3f6b3a; }
.wtjd-rb--good h3 svg { color: #3f6b3a; }
.wtjd-rb--bad { background: #f6ebe4; border-color: #dfc0ae; }
.wtjd-rb--bad h3 { color: #a0522d; }
.wtjd-rb--bad h3 svg { color: #a0522d; }

/* ---------- 模块5：联系 CTA ---------- */
.wtjd-contact-grid {
  display: grid; grid-template-columns: 1.3fr 1fr; gap: 44px; align-items: center;
}
.wtjd-contact-text h2 { font-size: clamp(24px, 3.4vw, 34px); margin-bottom: 14px; }
.wtjd-contact-text p { color: var(--ink-soft); font-size: 15px; line-height: 2; }
.wtjd-contact-text a { font-weight: 600; }
.wtjd-contact-box {
  border-radius: var(--r-lg); padding: 36px 32px;
  display: flex; flex-direction: column; gap: 12px;
}
.wtjd-contact-box h3 { color: var(--paper-100); font-size: 21px; }
.wtjd-contact-box p { color: rgba(250,246,238,.85); font-size: 14.5px; }
.wtjd-contact-tel { margin-top: 6px; color: var(--stitch); font-weight: 600; font-size: 14.5px; }

/* ---------- 响应式 ---------- */
@media (max-width: 1080px) {
  .wtjd-rb-grid { grid-template-columns: 1fr; }
  .wtjd-contact-grid { grid-template-columns: 1fr; gap: 30px; }
}
@media (max-width: 640px) {
  .wtjd-hero { padding: 120px 0 50px; }
  .wtjd-contact-box { padding: 28px 22px; }
}

/* ---------- 模块6：处理流程 ---------- */
.wtjd-how-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.wtjd-how-step {
  background: var(--paper-100); border: 1px solid var(--line);
  border-radius: var(--r-md); padding: 28px 24px;
  text-align: center;
}
.wtjd-how-no {
  display: inline-flex; align-items: center; justify-content: center;
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--denim-700); color: var(--paper-100);
  font-weight: 700; font-size: 17px; margin-bottom: 14px;
}
.wtjd-how-step h3 { font-size: 17px; margin-bottom: 8px; }
.wtjd-how-step p { font-size: 14px; color: var(--ink-soft); line-height: 1.85; }

/* ---------- 模块7：官方窗口提示 ---------- */
.wtjd-official-title { font-size: clamp(24px, 3.4vw, 32px); margin-bottom: 12px; }
.wtjd-official-lead { color: var(--ink-soft); margin-bottom: 16px; font-size: 15px; }
.wtjd-official-list li {
  padding: 12px 0; border-bottom: 1px dashed var(--line);
  font-size: 14.5px; color: var(--ink); list-style: none;
}
.wtjd-official-list b { color: var(--brown-800); margin-right: 6px; }
.wtjd-official-note { margin-top: 14px; font-size: 14px; color: var(--ink-soft); }
.wtjd-official-note a { font-weight: 600; }

@media (max-width: 1080px) {
  .wtjd-how-row { grid-template-columns: 1fr; }
}