/* 跨境服务商平台 · 样式 */
:root {
  --blue: #0f58b6;
  --blue-dark: #0b4a9c;
  --blue-light: #eaf2fd;
  --ink: #1d2430;
  --ink-2: #4a5568;
  --ink-3: #7b8798;
  --line: #e6eaf0;
  --bg: #f5f7fa;
  --white: #fff;
  --radius: 12px;
  --shadow: 0 1px 2px rgba(16, 24, 40, .04), 0 4px 16px rgba(16, 24, 40, .06);
  --max: 1200px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--ink);
  font: 14px/1.65 -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button, input, select { font: inherit; }

.wrap { max-width: var(--max); margin: 0 auto; padding: 0 20px; }

/* ---------- 顶部 ---------- */
.topbar {
  background: var(--blue);
  color: rgba(255, 255, 255, .88);
  font-size: 12.5px;
}
.topbar .wrap { display: flex; justify-content: space-between; align-items: center; height: 34px; }
.topbar a { color: #fff; }

.header { background: var(--white); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 50; }
.header .wrap { display: flex; align-items: center; gap: 28px; height: 68px; }

.logo { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 18px; letter-spacing: .2px; flex-shrink: 0; }
.logo .mark {
  width: 34px; height: 34px; border-radius: 9px;
  background: linear-gradient(135deg, var(--blue), #3d8bff);
  color: #fff; display: grid; place-items: center; font-size: 16px; font-weight: 800;
}

.nav { display: flex; gap: 22px; color: var(--ink-2); font-size: 15px; }
.nav a:hover { color: var(--blue); }
.nav a.on { color: var(--blue); font-weight: 600; }

.searchbox { margin-left: auto; display: flex; width: 320px; }
.searchbox input {
  flex: 1; height: 38px; padding: 0 12px; border: 1px solid var(--line);
  border-right: 0; border-radius: 8px 0 0 8px; outline: none; background: #fbfcfe;
}
.searchbox input:focus { border-color: var(--blue); background: #fff; }
.searchbox button {
  height: 38px; padding: 0 18px; border: 0; border-radius: 0 8px 8px 0;
  background: var(--blue); color: #fff; cursor: pointer;
}
.searchbox button:hover { background: var(--blue-dark); }

/* ---------- 通用块 ---------- */
.section { margin: 34px 0; }
.section-head { display: flex; align-items: baseline; gap: 12px; margin-bottom: 16px; }
.section-head h2 { margin: 0; font-size: 20px; }
.section-head .more { margin-left: auto; color: var(--ink-3); font-size: 13px; }
.section-head .more:hover { color: var(--blue); }

.panel { background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); }

/* ---------- 轮播 ---------- */
.banner { margin-top: 20px; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); }
.banner img { width: 100%; height: 240px; object-fit: cover; }

/* ---------- 类目 ---------- */
.cats { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; }
.cat {
  background: var(--white); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 18px 14px; display: flex; align-items: center; gap: 12px;
  transition: .16s; cursor: pointer;
}
.cat:hover { border-color: var(--blue); transform: translateY(-2px); box-shadow: var(--shadow); }
.cat .ico { font-size: 22px; }
.cat .nm { font-weight: 600; }
.cat .ct { color: var(--ink-3); font-size: 12px; }

/* ---------- 服务商卡片 ---------- */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }

.card {
  background: var(--white); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 18px; display: flex; flex-direction: column; gap: 10px;
  transition: .16s;
}
.card:hover { border-color: #c8d8f0; box-shadow: var(--shadow); transform: translateY(-2px); }

.card-top { display: flex; gap: 12px; align-items: flex-start; }
.avatar {
  width: 44px; height: 44px; border-radius: 10px; flex-shrink: 0;
  display: grid; place-items: center; font-weight: 700; color: #fff; font-size: 15px;
  background: linear-gradient(135deg, #4a90e2, #0f58b6);
}
.card h3 { margin: 0; font-size: 15.5px; line-height: 1.4; }
.card h3 a:hover { color: var(--blue); }
.meta { color: var(--ink-3); font-size: 12.5px; margin-top: 2px; }

.card .intro {
  color: var(--ink-2); font-size: 13px; line-height: 1.7;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}

.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chip {
  font-size: 12px; padding: 2px 8px; border-radius: 6px;
  background: var(--blue-light); color: var(--blue-dark); white-space: nowrap;
}
.chip.gray { background: #f1f3f7; color: var(--ink-2); }
.badge {
  font-size: 11px; padding: 1px 7px; border-radius: 5px;
  background: #fff4e5; color: #b25d00; border: 1px solid #ffe2bd;
}
.card-foot { display: flex; align-items: center; gap: 10px; margin-top: auto; padding-top: 12px; border-top: 1px dashed var(--line); }
.card-foot .loc { color: var(--ink-3); font-size: 12.5px; }
.card-foot .btn { margin-left: auto; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  height: 34px; padding: 0 14px; border-radius: 8px; border: 1px solid var(--blue);
  background: var(--blue); color: #fff; cursor: pointer; font-size: 13px;
  white-space: nowrap; flex-shrink: 0;
}
.btn:hover { background: var(--blue-dark); border-color: var(--blue-dark); }
.btn.ghost { background: #fff; color: var(--blue); }
.btn.ghost:hover { background: var(--blue-light); }
.btn.block { width: 100%; height: 42px; font-size: 14.5px; }

/* ---------- 列表页 ---------- */
.layout { display: grid; grid-template-columns: 250px 1fr; gap: 20px; margin-top: 22px; align-items: start; }

.filters { padding: 18px; position: sticky; top: 88px; }
.filters h4 { margin: 0 0 10px; font-size: 13px; color: var(--ink-3); font-weight: 600; letter-spacing: .5px; }
.filters .group { padding-bottom: 16px; margin-bottom: 16px; border-bottom: 1px dashed var(--line); }
.filters .group:last-child { border: 0; margin-bottom: 0; padding-bottom: 0; }
.filters .opts { display: flex; flex-wrap: wrap; gap: 6px; }
.opt {
  font-size: 12.5px; padding: 4px 10px; border-radius: 7px; cursor: pointer;
  border: 1px solid var(--line); background: #fff; color: var(--ink-2);
}
.opt:hover { border-color: var(--blue); color: var(--blue); }
.opt.on { background: var(--blue); border-color: var(--blue); color: #fff; }

.toolbar { display: flex; align-items: center; gap: 12px; margin-bottom: 14px; }
.toolbar .count { color: var(--ink-3); font-size: 13px; }
.tabs { margin-left: auto; display: flex; gap: 4px; }
.tabs .tab {
  padding: 5px 12px; border-radius: 7px; cursor: pointer; font-size: 13px; color: var(--ink-2);
}
.tabs .tab:hover { background: #eef2f8; }
.tabs .tab.on { background: var(--blue); color: #fff; }

.pager { display: flex; gap: 8px; justify-content: center; margin: 26px 0; }
.pager button {
  min-width: 36px; height: 36px; border-radius: 8px; border: 1px solid var(--line);
  background: #fff; cursor: pointer; color: var(--ink-2);
}
.pager button.on { background: var(--blue); color: #fff; border-color: var(--blue); }
.pager button:disabled { opacity: .45; cursor: not-allowed; }

/* ---------- 详情页 ---------- */
.detail { display: grid; grid-template-columns: 1fr 320px; gap: 20px; margin-top: 22px; align-items: start; }
.detail-main { padding: 26px; }
.detail-main h1 { margin: 0 0 10px; font-size: 24px; }
.detail-side { padding: 20px; position: sticky; top: 88px; }

.info-grid { display: grid; grid-template-columns: 90px 1fr; gap: 12px 16px; margin-top: 22px; font-size: 13.5px; }
.info-grid dt { color: var(--ink-3); }
.info-grid dd { margin: 0; color: var(--ink); }

.divider { height: 1px; background: var(--line); margin: 22px 0; }

.field { margin-bottom: 12px; }
.field label { display: block; font-size: 12.5px; color: var(--ink-3); margin-bottom: 5px; }
.field input, .field textarea {
  width: 100%; padding: 9px 11px; border: 1px solid var(--line); border-radius: 8px;
  outline: none; background: #fbfcfe; resize: vertical;
}
.field input:focus, .field textarea:focus { border-color: var(--blue); background: #fff; }

.muted { color: var(--ink-3); font-size: 12.5px; }
.empty { padding: 60px 20px; text-align: center; color: var(--ink-3); }

/* ---------- 页脚 ---------- */
.footer { margin-top: 48px; background: #1b2333; color: rgba(255, 255, 255, .55); font-size: 13px; }
.footer .wrap { padding: 36px 20px; }
.footer .cols { display: grid; grid-template-columns: 1.4fr repeat(3, 1fr); gap: 28px; }
.footer h5 { color: #fff; margin: 0 0 10px; font-size: 13.5px; }
.footer a { display: block; color: rgba(255, 255, 255, .5); line-height: 2; }
.footer a:hover { color: #fff; }
.footer .copy { margin-top: 26px; padding-top: 18px; border-top: 1px solid rgba(255, 255, 255, .1); font-size: 12px; }

/* ---------- 响应式 ---------- */
@media (max-width: 1000px) {
  .cats { grid-template-columns: repeat(3, 1fr); }
  .cards { grid-template-columns: repeat(2, 1fr); }
  .layout, .detail { grid-template-columns: 1fr; }
  .filters, .detail-side { position: static; }
  .footer .cols { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .header .wrap { gap: 12px; height: auto; padding: 12px 16px; flex-wrap: wrap; }
  .nav { order: 3; width: 100%; gap: 16px; font-size: 14px; }
  .searchbox { width: 100%; order: 4; }
  .cats { grid-template-columns: repeat(2, 1fr); }
  .cards { grid-template-columns: 1fr; }
  .banner img { height: 140px; }
  .footer .cols { grid-template-columns: 1fr; }
  .wrap { padding: 0 16px; }
}