/* ============================================================
   xzji2026 专题模块样式（/k/ 专题大全 + /k/xxx/ 专题详情）
   复用 style.css 的 :root 变量；类名统一 xzk- 前缀，避免污染其他页面
   ============================================================ */

/* ---------- 公共：轻卡片 ---------- */
.xzk-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 16px;
  box-shadow: 0 1px 2px rgba(22, 37, 29, .05);
  transition: box-shadow .2s ease, transform .2s ease, border-color .2s ease;
}
.xzk-card:hover {
  transform: translateY(-2px);
  border-color: #cde3d4;
  box-shadow: 0 10px 24px rgba(22, 37, 29, .10);
}

/* ---------- 专题大全：Hero ---------- */
.xzk-hero {
  display: flex;
  align-items: center;
  gap: 28px;
  margin: 14px 0 18px;
  padding: 26px 30px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 18px;
}
.xzk-hero__text { flex: 1; min-width: 0; }
.xzk-hero h1 {
  margin: 0;
  color: var(--ink);
  font-size: 26px;
  line-height: 1.3;
}
.xzk-hero h1::after {
  content: "";
  display: block;
  width: 44px;
  height: 4px;
  margin-top: 8px;
  border-radius: 2px;
  background: var(--green);
}
.xzk-hero__desc {
  margin: 12px 0 0;
  max-width: 680px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.8;
}
.xzk-hero__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
  font-size: 12px;
}
.xzk-hero__tags .lab { padding: 5px 0; color: var(--faint); }
.xzk-chip {
  padding: 5px 14px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--bg);
  color: var(--muted);
  text-decoration: none;
  transition: color .18s ease, border-color .18s ease;
}
.xzk-chip:hover { color: var(--green-dark); border-color: var(--green); }
.xzk-hero__art { flex-shrink: 0; color: var(--green); opacity: .9; }

/* ---------- 区块标题 ---------- */
.xzk-sec {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 4px 0 14px;
  color: var(--ink);
  font-size: 18px;
  font-weight: 700;
}
.xzk-sec::before {
  content: "";
  width: 5px;
  height: 18px;
  border-radius: 3px;
  background: var(--green);
}
.xzk-sec em {
  color: var(--faint);
  font-size: 12px;
  font-style: normal;
  font-weight: 400;
}

/* ---------- 专题大全：精选大卡 ---------- */
.xzk-featured {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 24px;
}
.xzk-fcard { display: block; overflow: hidden; text-decoration: none; }
.xzk-fcover {
  position: relative;
  height: 140px;
  overflow: hidden;
  background: linear-gradient(135deg, var(--green), var(--green-dark));
}
.xzk-fcover img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.xzk-fcover .xzk-fini {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
  color: #fff;
  font-size: 34px;
  font-weight: 800;
  letter-spacing: 2px;
}
.xzk-fbody { padding: 14px 16px 16px; }
.xzk-fbody h3 {
  margin: 0 0 6px;
  color: var(--ink);
  font-size: 16px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.xzk-fcard:hover h3 { color: var(--green-dark); }
.xzk-fbody p {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin: 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.7;
}
.xzk-fmeta {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-top: 12px;
  color: var(--faint);
  font-size: 12px;
}
.xzk-fmeta .cnt { color: var(--green-dark); font-weight: 600; }
.xzk-fmeta .go { margin-left: auto; color: var(--green-dark); }

/* ---------- 专题大全：全部专题网格 ---------- */
.xzk-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}
.xzk-tcard {
  position: relative;
  display: flex;
  gap: 14px;
  padding: 16px;
  overflow: hidden;
  text-decoration: none;
}
.xzk-tile {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 54px;
  height: 54px;
  border-radius: 12px;
  color: #fff;
  font-size: 22px;
  font-weight: 700;
  overflow: hidden;
}
.xzk-tile img { width: 100%; height: 100%; object-fit: cover; }
.xzk-tile--1 { background: linear-gradient(135deg, #16a34a, #15803d); }
.xzk-tile--2 { background: linear-gradient(135deg, #4f46e5, #7c3aed); }
.xzk-tile--3 { background: linear-gradient(135deg, #0ea5e9, #0369a1); }
.xzk-tile--4 { background: linear-gradient(135deg, #f59e0b, #d97706); }
.xzk-tile--5 { background: linear-gradient(135deg, #ef4444, #b91c1c); }
.xzk-tile--6 { background: linear-gradient(135deg, #14b8a6, #0f766e); }
.xzk-tinfo { flex: 1; min-width: 0; }
.xzk-tname {
  color: var(--ink);
  font-size: 15px;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  transition: color .18s ease;
}
.xzk-tcard:hover .xzk-tname { color: var(--green-dark); }
.xzk-tsub {
  margin-top: 4px;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.65;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
}
.xzk-tmeta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 10px;
  color: var(--faint);
  font-size: 12px;
}
.xzk-badge {
  padding: 1px 9px;
  border-radius: 9px;
  background: var(--green-soft);
  color: var(--green-dark);
  font-weight: 600;
}
.xzk-arrow {
  position: absolute;
  right: 14px;
  bottom: 14px;
  color: var(--green-dark);
  font-size: 16px;
  opacity: 0;
  transition: opacity .2s ease;
}
.xzk-tcard:hover .xzk-arrow { opacity: 1; }

/* ---------- 专题详情：Hero ---------- */
.xzk-dhero {
  display: flex;
  margin: 14px 0 18px;
  overflow: hidden;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 18px;
}
.xzk-dhero__cover {
  flex: 0 0 340px;
  min-height: 200px;
  background: linear-gradient(135deg, var(--green), var(--green-dark));
}
.xzk-dhero__cover img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.xzk-dhero__body { flex: 1; min-width: 0; padding: 24px 28px; }
.xzk-dhero h1 {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin: 0;
  color: var(--ink);
  font-size: 24px;
  line-height: 1.35;
}
.xzk-dhero h1 .cnt {
  padding: 3px 12px;
  border-radius: 12px;
  background: var(--green-soft);
  color: var(--green-dark);
  font-size: 12px;
  font-weight: 600;
}
.xzk-dhero__intro {
  margin-top: 12px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.9;
}
.xzk-dhero__intro p { margin: 0 0 8px; }
.xzk-dhero__intro p:last-child { margin-bottom: 0; }
.xzk-dhero__intro a {
  color: var(--link);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color .15s ease;
}
.xzk-dhero__intro a:hover {
  color: var(--link-hover);
}
.xzk-dhero__trust {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}
.xzk-dhero__trust span {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 10px;
  border: 1px solid var(--soft-line);
  border-radius: 8px;
  background: #f8faf9;
  color: var(--muted);
  font-size: 12px;
}
.xzk-dhero__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
  font-size: 12px;
}
.xzk-dhero__chips .lab { padding: 5px 0; color: var(--faint); }

/* ---------- 专题详情：资源列表 ---------- */
.xzk-rlist {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
.xzk-empty {
  padding: 28px 16px;
  border: 1px dashed var(--line);
  border-radius: 12px;
  background: #f8faf9;
  color: var(--muted);
  text-align: center;
  font-size: 14px;
}
.xzk-rcard { display: flex; gap: 14px; padding: 16px; text-decoration: none; }
.xzk-ric {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border-radius: 12px;
  overflow: hidden;
  background: var(--green-soft);
  color: var(--green-dark);
  font-size: 19px;
  font-weight: 700;
}
.xzk-ric img { width: 100%; height: 100%; object-fit: cover; }
.xzk-rinfo { flex: 1; min-width: 0; }
.xzk-rname {
  color: var(--ink);
  font-size: 15px;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  transition: color .18s ease;
}
.xzk-rcard:hover .xzk-rname { color: var(--green-dark); }
.xzk-rdesc {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin: 5px 0 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.7;
}
.xzk-rmeta {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-top: 9px;
  color: var(--faint);
  font-size: 12px;
}
.xzk-dl {
  margin-left: auto;
  padding: 3px 16px;
  border: 1px solid var(--green);
  border-radius: 14px;
  color: var(--green-dark);
  font-size: 12px;
  transition: background .18s ease, color .18s ease;
}
.xzk-rcard:hover .xzk-dl { background: var(--green); color: #fff; }

/* ---------- 侧栏内部 ---------- */
.xzk-hotitem {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 0;
  border-bottom: 1px dashed var(--soft-line);
  color: var(--text);
  font-size: 13px;
  text-decoration: none;
}
.xzk-hotitem:last-child { border-bottom: 0; }
.xzk-hotitem .no {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  border-radius: 6px;
  background: #eef2ef;
  color: var(--faint);
  font-size: 11px;
  font-weight: 700;
}
.xzk-hotitem .no--1 { background: #ef4444; color: #fff; }
.xzk-hotitem .no--2 { background: #f59e0b; color: #fff; }
.xzk-hotitem .no--3 { background: #fbbf24; color: #fff; }
.xzk-hotitem .tx {
  flex: 1;
  min-width: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.xzk-hotitem:hover .tx { color: var(--green-dark); }
.xzk-hotitem .ext { flex-shrink: 0; color: var(--faint); font-size: 11px; }
.xzk-bibei {
  padding: 20px 18px;
  border-radius: 16px;
  background: linear-gradient(135deg, var(--green), var(--green-dark));
  color: #fff;
  text-align: center;
}
/* 与 .side-box + .side-box 的 16px 间距保持一致，专题侧栏所有模块间隔统一 */
.side-box + .xzk-bibei,
.xzk-bibei + .side-box {
  margin-top: 16px;
}
.xzk-bibei b { font-size: 16px; }
.xzk-bibei p { margin: 8px 0 14px; font-size: 12px; opacity: .85; }
.xzk-bibei a {
  display: inline-block;
  padding: 6px 22px;
  border-radius: 16px;
  background: #fff;
  color: var(--green-dark);
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
}

/* ---------- 响应式 ---------- */
@media (max-width: 980px) {
  .xzk-hero { padding: 20px; }
  .xzk-hero__art { display: none; }
  .xzk-featured { grid-template-columns: repeat(2, 1fr); }
  .xzk-grid, .xzk-rlist { grid-template-columns: 1fr; }
  .xzk-dhero { flex-direction: column; }
  .xzk-dhero__cover { flex: none; width: 100%; height: 180px; min-height: 0; }
}
@media (max-width: 640px) {
  .xzk-hero h1 { font-size: 22px; }
  .xzk-featured { grid-template-columns: 1fr; }
  .xzk-dhero__body { padding: 18px 16px; }
  .xzk-dhero h1 { font-size: 20px; }
  .xzk-dl { padding: 5px 18px; }
}
@media (prefers-reduced-motion: reduce) {
  .xzk-card, .xzk-tname, .xzk-rname, .xzk-dl, .xzk-chip, .xzk-arrow { transition: none; }
  .xzk-card:hover { transform: none; }
}