/* Twenty Transportation, Inc. — https://twentytrans.com
   纯静态网站: 没有 JavaScript、没有 cookie、没有外部字体或统计(隐私政策里是这么写的, 别加)。 */

:root {
  --navy: #12263f;
  --ink: #1f2933;
  --muted: #5b6776;
  --line: #e2e7ee;
  --soft: #f4f6f9;
  --accent: #e8590c;
  --accent-dark: #c94c0a;
  --link: #0b5cad;
  --radius: 10px;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: #fff;
  color: var(--ink);
  font: 16px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial,
        "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", "Noto Sans SC", sans-serif;
}

a { color: var(--link); }
a:hover { text-decoration-thickness: 2px; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; }
img { max-width: 100%; height: auto; }
.nw { white-space: nowrap; }  /* 电话号码不在横杠处断行 */

.wrap { max-width: 1040px; margin: 0 auto; padding: 0 20px; }

.skip { position: absolute; left: -9999px; top: 8px; background: #fff; padding: 8px 12px; z-index: 10; }
.skip:focus { left: 8px; }

/* ---------- header ---------- */
.site-header { border-bottom: 1px solid var(--line); background: #fff; }
.bar { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 8px 24px; min-height: 64px; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--navy); font-weight: 700; font-size: 18px; text-decoration: none; }
.brand svg { width: 34px; height: 24px; flex: none; }
.nav { display: flex; flex-wrap: wrap; gap: 4px 22px; }
.nav a { color: var(--muted); text-decoration: none; font-weight: 500; }
.nav a:hover, .nav a[aria-current="page"] { color: var(--navy); }

/* ---------- home ---------- */
.hero { background: var(--navy); color: #fff; padding: 72px 0 64px; }
.eyebrow { text-transform: uppercase; letter-spacing: .12em; font-size: 13px; font-weight: 600; color: #f6a26c; margin: 0 0 12px; }
.hero h1 { font-size: clamp(32px, 5.2vw, 48px); line-height: 1.15; margin: 0 0 16px; }
.lead { font-size: 19px; color: #d5deea; max-width: 660px; margin: 0 0 28px; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin: 0; }
.btn { display: inline-block; padding: 11px 20px; border-radius: 8px; background: var(--accent); color: #fff; font-weight: 600; text-decoration: none; }
.btn:hover { background: var(--accent-dark); }
.btn.ghost { background: transparent; border: 1px solid rgba(255, 255, 255, .45); }
.btn.ghost:hover { background: rgba(255, 255, 255, .08); }

.section { padding: 56px 0; }
.section.soft { background: var(--soft); }
.section h2 { font-size: 26px; color: var(--navy); margin: 0 0 20px; }
.grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; }
.card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 22px 24px; }
.card h3 { margin: 0 0 6px; font-size: 18px; color: var(--navy); }
.card p { margin: 0; color: var(--muted); }
.two-col { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 40px; }
.kv { margin: 0; }
.kv dt { font-size: 13px; font-weight: 600; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); }
.kv dd { margin: 2px 0 16px; font-size: 17px; }
.plain-list { padding-left: 20px; }
.plain-list li { margin: 6px 0; }

/* ---------- policy / consent pages ---------- */
.doc { max-width: 780px; margin: 0 auto; padding: 44px 20px 72px; }
.doc h1 { font-size: clamp(28px, 4vw, 36px); color: var(--navy); line-height: 1.2; margin: 0 0 6px; }
.doc .sub { color: var(--muted); font-size: 18px; margin: 0 0 6px; }
.doc .updated { color: var(--muted); font-size: 14px; margin: 0 0 28px; }
.doc h2 { font-size: 21px; color: var(--navy); margin: 36px 0 10px; }
.doc h3 { font-size: 17px; color: var(--navy); margin: 22px 0 6px; }
.doc li { margin: 6px 0; }
.callout { border-left: 4px solid var(--accent); background: #fff6f0; padding: 14px 18px; border-radius: 0 8px 8px 0; margin: 18px 0; }
.callout p { margin: 0; }
.box { border: 1px solid var(--line); background: #fafbfd; border-radius: var(--radius); padding: 18px 20px; margin: 14px 0; }
.box p { margin: 0 0 10px; }
.box p:last-child { margin-bottom: 0; }
.box .check { font-weight: 600; }
.bubble { background: #e9eef5; border-radius: 16px 16px 16px 4px; padding: 10px 14px; max-width: 580px; margin: 10px 0; }
.steps { padding-left: 22px; }
.steps li { margin: 10px 0; }
.form-preview { display: block; width: 100%; max-width: 360px; border: 1px solid var(--line); border-radius: 6px; box-shadow: 0 1px 4px rgba(18, 38, 63, .1); margin: 12px 0 4px; }

/* ---------- footer ---------- */
.site-footer { border-top: 1px solid var(--line); padding: 28px 0 36px; color: var(--muted); font-size: 14px; }
.foot { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px 24px; }
.foot p { margin: 0; }
.foot nav { display: flex; flex-wrap: wrap; gap: 4px 18px; }
.foot nav a { color: var(--muted); }

@media (max-width: 720px) {
  .grid, .two-col { grid-template-columns: 1fr; }
  .two-col { gap: 8px; }
  .hero { padding: 48px 0 44px; }
  .lead { font-size: 17px; }
  .bar { padding-top: 12px; padding-bottom: 12px; }
  .section { padding: 44px 0; }
}