/* ============================================================
   celiangyuan-kemu.css — 测量员考试科目页
   前缀 cek- · 牛仔裤复古风
   ============================================================ */

/* ---------- 1. Hero ---------- */
.cek-hero { padding: 150px 0 90px; }
.cek-hero-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 54px; align-items: center; }
.cek-hero-text h1 { font-size: clamp(34px, 5vw, 54px); margin: 18px 0; }
.cek-hero-text h1 i { font-style: normal; color: var(--rust); }
.cek-hero-text p { color: #dbe4ee; max-width: 540px; }
.cek-hero-cta { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 28px; }

/* ---------- 2. 仪器 ---------- */
.cek-inst { padding: 84px 0; }
.cek-inst-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin-top: 10px; }
.cek-inst-card {
  background: var(--white); border: 1px solid var(--line); border-radius: var(--r-md);
  padding: 26px 22px; box-shadow: var(--shadow-sm); transition: transform .28s var(--ease);
}
.cek-inst-card:hover { transform: translateY(-5px); }
.cek-inst-card svg { width: 32px; height: 32px; color: var(--denim-700); margin-bottom: 12px; }
.cek-inst-card h3 { font-size: 17px; margin-bottom: 8px; color: var(--denim-800); }
.cek-inst-card p { font-size: 14px; color: var(--ink-soft); }

/* ---------- 3. 流程 ---------- */
.cek-flow { padding: 84px 0; }
.cek-flow-list { display: grid; gap: 14px; counter-reset: cek; }
.cek-flow-item {
  display: flex; gap: 20px; align-items: flex-start;
  background: var(--paper-100); border: 1px solid var(--line); border-radius: var(--r-md);
  padding: 20px 26px; box-shadow: var(--shadow-sm);
}
.cek-flow-item b { color: var(--rust); font-size: 17px; min-width: 150px; }
.cek-flow-item p { color: var(--ink-soft); font-size: 14.5px; }

/* ---------- 4. 误差 ---------- */
.cek-err { padding: 84px 0; }
.cek-err-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 50px; align-items: center; }
.cek-err-text h2 { color: var(--paper-100); font-size: clamp(26px, 3.4vw, 38px); margin-bottom: 14px; }
.cek-err-text p { color: #c6d2df; }
.cek-err-text .sec-num { color: rgba(255,255,255,.14); }
.cek-err-cards { display: grid; gap: 16px; }
.cek-err-card { background: rgba(255,255,255,.07); border-left: 4px solid var(--stitch); border-radius: var(--r-sm); padding: 20px 24px; }
.cek-err-card h3 { color: var(--paper-100); font-size: 18px; margin-bottom: 6px; }
.cek-err-card p { color: #c6d2df; font-size: 14.5px; }

/* ---------- 5. 难点 ---------- */
.cek-hard { padding: 84px 0; }
.cek-hard-list { background: var(--paper-100); border-radius: var(--r-md); padding: 32px 36px; box-shadow: var(--shadow-sm); border-left: 4px solid var(--rust); }
.cek-hard-list p { margin-bottom: 14px; color: var(--ink-soft); font-size: 15.5px; }
.cek-hard-list p b { color: var(--denim-800); }
.cek-hard-list a { text-decoration: underline; }

/* ---------- 6. CTA ---------- */
.cek-cta { padding: 80px 0; text-align: center; }
.cek-cta-inner { max-width: 660px; margin: 0 auto; }
.cek-cta-inner h2 { font-size: clamp(26px, 3.4vw, 38px); margin-bottom: 14px; }
.cek-cta-inner p { color: var(--ink-soft); margin-bottom: 26px; }
.cek-cta-btns { display: flex; justify-content: center; flex-wrap: wrap; gap: 14px; }

/* ---------- 响应式 ---------- */
@media (max-width: 1080px) {
  .cek-hero-grid, .cek-err-grid { grid-template-columns: 1fr; }
  .cek-inst-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .cek-hero { padding: 120px 0 60px; }
  .cek-inst-grid { grid-template-columns: 1fr; }
  .cek-flow-item { flex-direction: column; gap: 4px; }
}

/* ---------- 新增：题型与技巧 ---------- */
.cek-qtype { padding: 84px 0; }
.cek-qtype-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 18px; margin-top: 24px; }
.cek-qtype-card { background: var(--white); border: 1px solid var(--line); border-radius: var(--r-md); padding: 22px 18px; box-shadow: var(--shadow-sm); transition: transform .28s var(--ease); }
.cek-qtype-card:hover { transform: translateY(-5px); }
.cek-qtype-card span { display: inline-block; font-weight: 700; color: var(--paper-100); background: var(--brown-700); padding: 3px 12px; border-radius: 20px; font-size: 13px; margin-bottom: 12px; }
.cek-qtype-card p { font-size: 14px; color: var(--ink-soft); }
.cek-qtype-note { margin-top: 18px; font-size: 13px; color: var(--ink-soft); }

/* ---------- 新增：本地失误 ---------- */
.cek-fault { padding: 84px 0; }
.cek-fault-list { display: grid; gap: 14px; }
.cek-fault-item { background: var(--paper-100); border: 1px solid var(--line); border-radius: var(--r-md); padding: 18px 24px; border-left: 4px solid var(--rust); }
.cek-fault-item b { color: var(--denim-800); display: block; margin-bottom: 4px; }
.cek-fault-item p { color: var(--ink-soft); font-size: 14px; }

/* ---------- 新增：样题与衔接 ---------- */
.cek-next { padding: 84px 0; }
.cek-next-row { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin-top: 24px; }
.cek-next-sample { background: rgba(255,255,255,.08); border-radius: var(--r-md); padding: 26px; }
.cek-next-q { font-weight: 600; color: var(--paper-100); margin-bottom: 10px; }
.cek-next-a { color: #c6d2df; font-size: 14.5px; }
.cek-next-steps { background: rgba(255,255,255,.08); border-radius: var(--r-md); padding: 26px; }
.cek-next-steps p { color: #c6d2df; font-size: 14.5px; line-height: 2; }
.cek-link { color: #fff; text-decoration: underline; }

/* ---------- 新增：科目关联 ---------- */
.cek-link { padding: 60px 0; }
.cek-link-box { background: var(--denim-100); border-radius: var(--r-md); padding: 30px 34px; border-top: 4px solid var(--rust); }
.cek-link-box h3 { font-size: 18px; margin-bottom: 10px; }
.cek-link-box p { color: var(--ink-soft); font-size: 14.5px; line-height: 1.9; }
.cek-link-box a { text-decoration: underline; font-weight: 600; }

/* ---------- 新增：考生问答 ---------- */
.cek-qa { padding: 70px 0; }
.cek-qa-list { display: grid; gap: 12px; }
.cek-qa-list details { background: var(--white); border: 1px solid var(--line); border-radius: var(--r-md); }
.cek-qa-list summary { cursor: pointer; padding: 16px 22px; font-weight: 600; color: var(--denim-800); list-style: none; }
.cek-qa-list summary::-webkit-details-marker { display: none; }
.cek-qa-list p { padding: 0 22px 16px; color: var(--ink-soft); font-size: 14.5px; }
.cek-qa-list a { text-decoration: underline; }
@media (max-width: 640px){ .cek-next-row,.cek-qtype-grid{ grid-template-columns: 1fr; } }