/* ==========================================================================
   广东省友信速航国际物流有限公司 - 官网样式
   设计风格：简约大气 / Minimal & Elegant
   ========================================================================== */

:root {
  --brand: #0b3c6b;
  --brand-dark: #072a4c;
  --brand-light: #1a5c9e;
  --accent: #ff7a18;
  --accent-dark: #e1650a;
  --ink: #16202b;
  --ink-2: #4a5768;
  --ink-3: #7b8794;
  --line: #e6ebf1;
  --bg: #ffffff;
  --bg-soft: #f5f8fb;
  --bg-soft-2: #eef3f9;
  --radius: 14px;
  --radius-lg: 20px;
  --shadow-sm: 0 2px 10px rgba(11, 60, 107, .06);
  --shadow: 0 10px 30px rgba(11, 60, 107, .10);
  --shadow-lg: 0 22px 60px rgba(11, 60, 107, .16);
  --max: 1200px;
  --nav-h: 72px;
  --font: "Inter", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", -apple-system,
    BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  font-size: 16px;
  overflow-x: clip;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4 { margin: 0; line-height: 1.3; font-weight: 700; letter-spacing: .01em; }
p { margin: 0; }
button { font-family: inherit; }

.container {
  width: 100%;
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 24px;
}

/* ------------------------------ 顶部条 ------------------------------ */
.topbar {
  background: var(--brand-dark);
  color: rgba(255, 255, 255, .82);
  font-size: 13px;
}
.topbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 40px;
  gap: 16px;
}
.topbar-info { display: flex; align-items: center; gap: 20px; flex-wrap: wrap; }
.topbar-info span { display: inline-flex; align-items: center; gap: 6px; }
.topbar-info svg { width: 14px; height: 14px; opacity: .8; }
.topbar a:hover { color: #fff; }
.topbar-right { display: flex; align-items: center; gap: 14px; }

.lang-switch {
  display: inline-flex;
  align-items: center;
  background: rgba(255, 255, 255, .12);
  border-radius: 999px;
  padding: 3px;
}
.lang-switch button {
  border: 0;
  background: transparent;
  color: rgba(255, 255, 255, .8);
  font-size: 12px;
  letter-spacing: .04em;
  padding: 4px 12px;
  border-radius: 999px;
  cursor: pointer;
  transition: .2s;
}
.lang-switch button.active {
  background: #fff;
  color: var(--brand-dark);
  font-weight: 600;
}

/* ------------------------------ 导航 ------------------------------ */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, .96);
  backdrop-filter: saturate(180%) blur(10px);
  border-bottom: 1px solid var(--line);
  transition: box-shadow .25s;
}
.navbar.scrolled { box-shadow: var(--shadow-sm); }
.navbar .container {
  height: var(--nav-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand { display: flex; align-items: center; gap: 12px; min-width: 0; }
.brand-logo {
  width: 42px; height: 42px;
  flex: 0 0 42px;
  border-radius: 11px;
  background: linear-gradient(135deg, var(--brand-light), var(--brand-dark));
  display: grid; place-items: center;
  color: #fff;
}
.brand-logo svg { width: 24px; height: 24px; }
.brand-img {
  display: block;
  height: 44px;
  width: auto;
}
.brand-text { min-width: 0; }
.brand .brand-text { max-width: 520px; }
.brand .brand-img-mark { border-radius: 10px; }
html[lang="en"] .brand .brand-name { font-size: 15px; letter-spacing: -0.01em; }
.brand-name {
  display: block;
  font-size: 17px; font-weight: 700; color: var(--brand-dark); line-height: 1.25;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.brand-sub {
  display: block;
  font-size: 10.5px; color: var(--ink-3); letter-spacing: .12em; text-transform: uppercase;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}

.nav-links { display: flex; align-items: center; gap: 6px; }
.nav-links a {
  position: relative;
  padding: 10px 14px;
  font-size: 15px;
  color: var(--ink-2);
  font-weight: 500;
  border-radius: 8px;
  transition: .2s;
}
.nav-links a:hover { color: var(--brand); background: var(--bg-soft); }
.nav-links a.active { color: var(--brand); }
.nav-links a.active::after {
  content: "";
  position: absolute; left: 14px; right: 14px; bottom: 2px;
  height: 2px; background: var(--accent); border-radius: 2px;
}

.nav-actions { display: flex; align-items: center; gap: 12px; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  height: 44px; padding: 0 22px;
  border-radius: 10px; border: 1px solid transparent;
  font-size: 15px; font-weight: 600; cursor: pointer;
  transition: .22s ease;
  white-space: nowrap;
}
.btn svg { width: 17px; height: 17px; }
.btn-primary { background: var(--brand); color: #fff; }
.btn-primary:hover { background: var(--brand-light); box-shadow: var(--shadow); transform: translateY(-1px); }
.btn-accent { background: var(--accent); color: #fff; }
.btn-accent:hover { background: var(--accent-dark); box-shadow: 0 10px 24px rgba(255, 122, 24, .28); transform: translateY(-1px); }
.btn-outline { border-color: var(--line); color: var(--brand); background: #fff; }
.btn-outline:hover { border-color: var(--brand); background: var(--bg-soft); }
.btn-ghost-light { border-color: rgba(255,255,255,.5); color: #fff; }
.btn-ghost-light:hover { background: rgba(255,255,255,.14); }
.btn-sm { height: 38px; padding: 0 16px; font-size: 14px; }

.nav-toggle {
  display: none;
  width: 42px; height: 42px;
  border: 1px solid var(--line); border-radius: 10px; background: #fff;
  cursor: pointer; padding: 0;
}
.nav-toggle span {
  display: block; width: 18px; height: 2px; background: var(--ink); margin: 4px auto; border-radius: 2px;
  transition: .2s;
}

/* ------------------------------ 页面头部 ------------------------------ */
.page-head {
  position: relative;
  padding: 84px 0 76px;
  background: linear-gradient(120deg, var(--brand-dark) 0%, var(--brand) 55%, var(--brand-light) 100%);
  color: #fff;
  overflow: hidden;
}
.page-head::after {
  content: "";
  position: absolute; inset: 0;
  background: url("../images/pattern.svg") repeat;
  opacity: .18;
}
.page-head .container { position: relative; z-index: 2; }
.page-head h1 { font-size: 40px; margin-bottom: 14px; }
.page-head p { color: rgba(255,255,255,.78); max-width: 720px; font-size: 17px; }
.breadcrumb { display: flex; gap: 8px; font-size: 13px; color: rgba(255,255,255,.62); margin-bottom: 18px; }
.breadcrumb a:hover { color: #fff; }

/* ------------------------------ Hero ------------------------------ */
.hero {
  position: relative;
  min-height: 620px;
  display: flex; align-items: center;
  color: #fff;
  background: var(--brand-dark) url("../images/hero.jpg") center/cover no-repeat;
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(100deg, rgba(6, 26, 48, .92) 0%, rgba(6, 26, 48, .74) 45%, rgba(6, 26, 48, .42) 100%);
}
.hero .container { position: relative; z-index: 2; padding-top: 76px; padding-bottom: 76px; }
.hero-inner { max-width: 760px; }
.hero-tag {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(255,255,255,.12);
  border: 1px solid rgba(255,255,255,.22);
  border-radius: 999px;
  padding: 6px 16px; font-size: 13px; letter-spacing: .04em;
  margin-bottom: 24px;
}
.hero-tag i { width: 6px; height: 6px; border-radius: 50%; background: var(--accent); display: inline-block; }
.hero h1 { font-size: 52px; line-height: 1.18; margin-bottom: 20px; }
.hero h1 em { font-style: normal; color: var(--accent); }
.hero-desc { font-size: 18px; color: rgba(255,255,255,.8); max-width: 620px; margin-bottom: 36px; }

/* 轨迹查询 */
.track-card {
  background: rgba(255,255,255,.97);
  border-radius: var(--radius-lg);
  padding: 26px;
  box-shadow: var(--shadow-lg);
  max-width: 660px;
}
.track-title { display: flex; align-items: center; gap: 10px; color: var(--brand-dark); font-weight: 700; margin-bottom: 6px; }
.track-title svg { width: 20px; height: 20px; color: var(--accent); }
.track-sub { font-size: 13px; color: var(--ink-3); margin-bottom: 16px; }
.track-form { display: flex; align-items: stretch; gap: 12px; }
.track-input-wrap { position: relative; flex: 1 1 auto; min-width: 0; }
.track-input-wrap svg {
  position: absolute; left: 16px; top: 50%; transform: translateY(-50%);
  width: 19px; height: 19px; color: var(--ink-3); pointer-events: none;
}
.track-form input {
  width: 100%; height: 56px;
  padding: 0 16px 0 46px;
  border: 1.5px solid var(--line);
  border-radius: 12px;
  font-size: 16px; font-family: inherit;
  color: var(--ink); background: #fff;
  outline: none; transition: .2s;
}
.track-form input:focus { border-color: var(--brand-light); box-shadow: 0 0 0 4px rgba(26, 92, 158, .12); }
.track-form input::placeholder { color: #a8b2bf; }
.track-btn {
  flex: 0 0 auto;
  height: 56px; padding: 0 36px;
  border: 0; border-radius: 12px;
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  color: #fff; font-size: 16px; font-weight: 700;
  cursor: pointer; display: inline-flex; align-items: center; gap: 8px;
  box-shadow: 0 12px 26px rgba(255, 122, 24, .3);
  transition: .22s;
}
.track-btn:hover { transform: translateY(-1px); box-shadow: 0 16px 32px rgba(255, 122, 24, .4); }
.track-btn svg { width: 19px; height: 19px; }
.track-form.error input { border-color: #e5484d; box-shadow: 0 0 0 4px rgba(229, 72, 77, .12); }
.track-error { color: #e5484d; font-size: 13px; margin-top: 10px; display: none; }
.track-error.show { display: block; }
.track-foot { margin-top: 16px; font-size: 13px; color: var(--ink-3); display: flex; flex-wrap: wrap; gap: 8px 18px; align-items: center; }
.track-foot a { color: var(--brand); font-weight: 600; }
.track-foot a:hover { text-decoration: underline; }

.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 34px; }

.hero-stats {
  display: flex; flex-wrap: wrap; gap: 44px;
  margin-top: 52px; padding-top: 32px;
  border-top: 1px solid rgba(255,255,255,.18);
}
.hero-stats .num { font-size: 34px; font-weight: 700; color: #fff; line-height: 1.1; }
.hero-stats .num span { color: var(--accent); }
.hero-stats .label { font-size: 13px; color: rgba(255,255,255,.68); margin-top: 4px; }

/* ------------------------------ Section 通用 ------------------------------ */
.section { padding: 92px 0; }
.section-soft { background: var(--bg-soft); }
.section-head { max-width: 760px; margin-bottom: 52px; }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.section-eyebrow {
  display: inline-block; font-size: 13px; font-weight: 700;
  letter-spacing: .18em; text-transform: uppercase;
  color: var(--accent); margin-bottom: 14px;
}
.section-head h2 { font-size: 34px; color: var(--brand-dark); margin-bottom: 16px; }
.section-head p { color: var(--ink-2); font-size: 17px; }

.grid { display: grid; gap: 24px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 30px;
  transition: .25s;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: #d7e2ee; }
.card-icon {
  width: 54px; height: 54px; border-radius: 14px;
  background: var(--bg-soft-2); color: var(--brand);
  display: grid; place-items: center; margin-bottom: 20px;
}
.card-icon svg { width: 26px; height: 26px; }
.card h3 { font-size: 19px; margin-bottom: 10px; color: var(--brand-dark); }
.card p { color: var(--ink-2); font-size: 15px; }
.card-list { margin-top: 16px; display: grid; gap: 8px; }
.card-list li { font-size: 14px; color: var(--ink-2); display: flex; gap: 8px; align-items: flex-start; }
.card-list li::before {
  content: ""; flex: 0 0 6px; width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent); margin-top: 9px;
}

/* 服务卡片（带图） */
.svc-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  overflow: hidden; display: flex; flex-direction: column; transition: .25s;
}
.svc-card:hover { transform: translateY(-5px); box-shadow: var(--shadow); }
.svc-media { height: 190px; background: var(--bg-soft-2); overflow: hidden; }
.svc-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.svc-card:hover .svc-media img { transform: scale(1.06); }
.svc-body { padding: 26px; flex: 1; display: flex; flex-direction: column; }
.svc-body h3 { font-size: 20px; color: var(--brand-dark); margin-bottom: 8px; }
.svc-body h3 small { display: block; font-size: 12px; font-weight: 500; color: var(--ink-3); letter-spacing: .08em; margin-top: 4px; text-transform: uppercase; }
.svc-body p { color: var(--ink-2); font-size: 15px; margin-bottom: 16px; }
.svc-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: auto; }
.tag {
  font-size: 12.5px; padding: 5px 12px; border-radius: 999px;
  background: var(--bg-soft-2); color: var(--brand); font-weight: 500;
}
.tag-lg {
  font-size: 14px; padding: 9px 18px; background: #fff;
  border: 1px solid var(--line); color: var(--brand-dark); font-weight: 600;
}
.channels { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 26px; justify-content: center; }

/* 合作资源 */
.partner-strip { display: flex; flex-wrap: wrap; justify-content: center; gap: 14px; }
.partner {
  min-width: 118px; text-align: center;
  padding: 16px 24px; background: #fff; border: 1px solid var(--line);
  border-radius: 12px; font-weight: 700; font-size: 16px;
  color: var(--brand-dark); letter-spacing: .03em; transition: .22s;
}
.partner:hover { border-color: var(--brand-light); box-shadow: var(--shadow-sm); transform: translateY(-3px); }

/* 敏感货物 */
.goods-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; }
.good {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 24px 18px; text-align: center; transition: .22s;
}
.good:hover { border-color: var(--brand-light); box-shadow: var(--shadow-sm); transform: translateY(-3px); }
.good .ico { width: 46px; height: 46px; margin: 0 auto 14px; color: var(--brand); }
.good .ico svg { width: 100%; height: 100%; }
.good .name { font-size: 15px; font-weight: 600; color: var(--ink); }
.good .en { font-size: 12px; color: var(--ink-3); margin-top: 3px; }

/* 流程 */
.steps { display: grid; grid-template-columns: repeat(5, 1fr); gap: 18px; counter-reset: step; }
.step { position: relative; text-align: center; padding: 0 6px; }
.step .dot {
  width: 54px; height: 54px; margin: 0 auto 16px;
  border-radius: 50%; background: #fff; border: 2px solid var(--brand-light);
  color: var(--brand); font-weight: 700; font-size: 18px;
  display: grid; place-items: center;
}
.step h4 { font-size: 16px; margin-bottom: 6px; color: var(--brand-dark); }
.step p { font-size: 14px; color: var(--ink-2); }
.step + .step::before {
  content: ""; position: absolute; left: -9px; top: 27px; width: 18px; height: 2px;
  background: repeating-linear-gradient(90deg, #c9d6e6 0 5px, transparent 5px 10px);
}

/* 数据 */
.stat-band { background: var(--brand-dark); color: #fff; padding: 64px 0; }
.stat-band .grid-4 { text-align: center; }
.stat-band .num { font-size: 40px; font-weight: 700; }
.stat-band .num span { color: var(--accent); }
.stat-band .label { color: rgba(255,255,255,.72); font-size: 14px; }

/* 图文块 */
.split { display: grid; grid-template-columns: 1.05fr 1fr; gap: 60px; align-items: center; }
.split.reverse .split-media { order: 2; }
.split-media { border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow); }
.split-media img { width: 100%; height: 100%; object-fit: cover; }
.split-body h2 { font-size: 32px; color: var(--brand-dark); margin-bottom: 16px; }
.split-body p { color: var(--ink-2); font-size: 16.5px; margin-bottom: 18px; }
.check-list { display: grid; gap: 12px; margin: 22px 0 28px; }
.check-list li { display: flex; gap: 12px; align-items: flex-start; font-size: 15.5px; color: var(--ink); }
.check-list svg { width: 20px; height: 20px; flex: 0 0 20px; color: var(--accent); margin-top: 4px; }

/* 时间轴 */
.timeline { position: relative; padding-left: 30px; }
.timeline::before {
  content: ""; position: absolute; left: 7px; top: 6px; bottom: 6px; width: 2px; background: var(--line);
}
.tl-item { position: relative; padding-bottom: 30px; }
.tl-item::before {
  content: ""; position: absolute; left: -30px; top: 7px; width: 16px; height: 16px;
  border-radius: 50%; background: #fff; border: 3px solid var(--brand-light);
}
.tl-item .year { font-size: 14px; font-weight: 700; color: var(--accent); letter-spacing: .06em; }
.tl-item h4 { font-size: 17px; color: var(--brand-dark); margin: 4px 0 6px; }
.tl-item p { font-size: 15px; color: var(--ink-2); }

/* 表格 */
.info-table { width: 100%; border-collapse: collapse; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.info-table th, .info-table td { padding: 16px 22px; text-align: left; font-size: 15px; border-bottom: 1px solid var(--line); }
.info-table tr:last-child th, .info-table tr:last-child td { border-bottom: 0; }
.info-table th { width: 220px; background: var(--bg-soft); color: var(--brand-dark); font-weight: 600; }
.info-table td { color: var(--ink-2); }

/* 联系 */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; }
.contact-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 28px; display: flex; gap: 18px; transition: .22s;
}
.contact-card:hover { box-shadow: var(--shadow-sm); border-color: #d7e2ee; }
.contact-card .ico {
  width: 52px; height: 52px; flex: 0 0 52px; border-radius: 14px;
  background: var(--bg-soft-2); color: var(--brand); display: grid; place-items: center;
}
.contact-card .ico svg { width: 24px; height: 24px; }
.contact-card .k { font-size: 13px; color: var(--ink-3); letter-spacing: .06em; text-transform: uppercase; }
.contact-card .v { font-size: 19px; font-weight: 700; color: var(--brand-dark); margin-top: 4px; word-break: break-all; }
.contact-card .v a:hover { color: var(--accent); }
.contact-card .n { font-size: 13.5px; color: var(--ink-2); margin-top: 6px; }

.form { background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 34px; box-shadow: var(--shadow-sm); }
.form h3 { font-size: 22px; color: var(--brand-dark); margin-bottom: 6px; }
.form .sub { color: var(--ink-2); font-size: 14.5px; margin-bottom: 24px; }
.field { margin-bottom: 18px; }
.field label { display: block; font-size: 14px; font-weight: 600; color: var(--ink); margin-bottom: 7px; }
.field input, .field textarea, .field select {
  width: 100%; border: 1.5px solid var(--line); border-radius: 10px;
  padding: 12px 14px; font-size: 15px; font-family: inherit; color: var(--ink);
  background: #fff; outline: none; transition: .2s;
}
.field textarea { min-height: 120px; resize: vertical; }
.field input:focus, .field textarea:focus, .field select:focus {
  border-color: var(--brand-light); box-shadow: 0 0 0 4px rgba(26, 92, 158, .12);
}
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-note { font-size: 12.5px; color: var(--ink-3); margin-top: 12px; }
.form-msg { margin-top: 14px; font-size: 14px; display: none; padding: 10px 14px; border-radius: 10px; }
.form-msg.show { display: block; }
.form-msg.ok { background: #e8f6ee; color: #1a7f43; }
.form-msg.err { background: #fdecec; color: #c22b30; }

/* CTA */
.cta-band {
  background: linear-gradient(120deg, var(--brand) 0%, var(--brand-light) 100%);
  color: #fff; border-radius: var(--radius-lg); padding: 56px 48px;
  display: flex; align-items: center; justify-content: space-between; gap: 30px; flex-wrap: wrap;
}
.cta-band h2 { font-size: 30px; margin-bottom: 8px; }
.cta-band p { color: rgba(255,255,255,.78); }
.cta-actions { display: flex; gap: 14px; flex-wrap: wrap; }

/* 下载 */
.download-card {
  display: flex; align-items: center; gap: 18px;
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 22px 26px; transition: .22s;
}
.download-card:hover { box-shadow: var(--shadow-sm); border-color: #d7e2ee; }
.download-card .ico { width: 46px; height: 46px; flex: 0 0 46px; border-radius: 12px; background: var(--bg-soft-2); color: var(--brand); display: grid; place-items: center; }
.download-card .ico svg { width: 24px; height: 24px; }
.download-card .t { font-weight: 600; color: var(--brand-dark); }
.download-card .d { font-size: 13px; color: var(--ink-3); }
.download-card .go { margin-left: auto; color: var(--brand); font-weight: 600; font-size: 14px; }

/* ------------------------------ 页脚 ------------------------------ */
.footer { background: #0a2038; color: rgba(255,255,255,.72); padding: 66px 0 0; }
.footer .grid { grid-template-columns: 1.6fr 1fr 1fr 1.2fr; gap: 40px; }
.footer h4 { color: #fff; font-size: 16px; margin-bottom: 18px; }
.footer p { font-size: 14.5px; }
.footer-links li { margin-bottom: 10px; }
.footer-links a { font-size: 14.5px; transition: .2s; }
.footer-links a:hover { color: #fff; padding-left: 4px; }
.footer-contact li { font-size: 14.5px; margin-bottom: 12px; display: flex; gap: 10px; }
.footer-contact svg { width: 16px; height: 16px; flex: 0 0 16px; margin-top: 4px; color: var(--accent); }
.footer-brand { display: flex; align-items: center; gap: 12px; margin-bottom: 18px; }
.footer-brand .brand-logo { background: linear-gradient(135deg, var(--accent), var(--accent-dark)); }
.footer-brand .brand-name { color: #fff; }
.footer-brand .brand-sub { color: rgba(255,255,255,.5); }
.brand-img-mark {
  width: 46px; height: 46px; flex: 0 0 46px;
  object-fit: contain;
}
.footer-brand .brand-text { max-width: 210px; }
.footer-bottom {
  margin-top: 48px; border-top: 1px solid rgba(255,255,255,.12);
  padding: 22px 0; font-size: 13.5px; color: rgba(255,255,255,.55);
}
.footer-bottom .container { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.icp { display: inline-flex; align-items: center; gap: 8px; }
.icp a:hover { color: #fff; }

/* 回到顶部 */
.to-top {
  position: fixed; right: 24px; bottom: 28px; z-index: 90;
  width: 46px; height: 46px; border-radius: 50%; border: 0; cursor: pointer;
  background: var(--brand); color: #fff; display: grid; place-items: center;
  box-shadow: var(--shadow); opacity: 0; visibility: hidden; transition: .25s;
}
.to-top.show { opacity: 1; visibility: visible; }
.to-top svg { width: 20px; height: 20px; }

/* 动画 */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity .6s ease, transform .6s ease; }
.reveal.in { opacity: 1; transform: none; }

/* ------------------------------ 响应式 ------------------------------ */
@media (max-width: 1100px) {
  .goods-grid { grid-template-columns: repeat(3, 1fr); }
  .steps { grid-template-columns: repeat(3, 1fr); gap: 28px 18px; }
}
@media (max-width: 960px) {
  .nav-links, .nav-actions .btn { display: none; }
  .nav-toggle { display: block; }
  .navbar.open .nav-links {
    display: flex; flex-direction: column; align-items: stretch; gap: 2px;
    position: absolute; left: 0; right: 0; top: var(--nav-h);
    background: #fff; border-bottom: 1px solid var(--line);
    padding: 12px 24px 20px; box-shadow: var(--shadow);
  }
  .navbar.open .nav-links a { padding: 12px 4px; }
  .navbar.open .nav-links a.active::after { display: none; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .split, .contact-grid { grid-template-columns: 1fr; gap: 36px; }
  .split.reverse .split-media { order: 0; }
  .footer .grid { grid-template-columns: 1fr 1fr; }
  .hero h1 { font-size: 38px; }
  .page-head h1 { font-size: 32px; }
  .section { padding: 68px 0; }
}
@media (max-width: 900px) {
  .hide-sm { display: none !important; }
  .brand .brand-text { max-width: 240px; }
}
@media (max-width: 520px) {
  .brand .brand-sub { display: none; }
  .brand .brand-name { font-size: 15px; }
  .brand .brand-img-mark { width: 38px; height: 38px; flex: 0 0 38px; }
}
@media (max-width: 720px) {
  .topbar .container { height: auto; padding-top: 8px; padding-bottom: 8px; flex-direction: column; align-items: flex-start; gap: 6px; }
  .hero { min-height: auto; }
  .hero h1 { font-size: 28px; }
  .hero-stats { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px 16px; }
  .hero-desc { font-size: 16px; }
  .track-form { flex-direction: column; }
  .track-btn { width: 100%; justify-content: center; }
  .goods-grid { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: 1fr; }
  .step + .step::before { display: none; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer .grid { grid-template-columns: 1fr; }
  .cta-band { padding: 36px 26px; }
  .hero-stats { gap: 26px; }
  .field-row { grid-template-columns: 1fr; }
  .info-table th { width: 130px; }
}