/* 生物利用度与自动化技术创新平台 — 站点样式
   配色与组件见 site/DESIGN.md 第四节 */

:root {
  --ink: #0a1628;
  --ink-2: #16283f;
  --brand: #1668e3;
  --brand-dark: #1054bb;
  --brand-soft: #e8f1fe;
  --accent: #12b886;
  --accent-soft: #e3f8f1;
  --bg: #ffffff;
  --bg-soft: #f4f8fd;
  --line: #e3eaf3;
  --muted: #5a6b82;
  --radius: 14px;
  --radius-sm: 8px;
  --shadow: 0 1px 2px rgba(10, 22, 40, .04), 0 8px 24px rgba(10, 22, 40, .06);
  --shadow-lg: 0 2px 4px rgba(10, 22, 40, .06), 0 20px 48px rgba(10, 22, 40, .12);
  --wrap: 1180px;
  --font-cn: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Hiragino Sans GB", sans-serif;
  --font-en: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: 84px; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-cn);
  font-size: 16px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

body.lang-en { font-family: var(--font-en), var(--font-cn); }

img { max-width: 100%; display: block; }
a { color: var(--brand); text-decoration: none; }
a:hover { text-decoration: underline; }

h1, h2, h3, h4 { line-height: 1.3; margin: 0; font-weight: 700; letter-spacing: -.01em; }
p { margin: 0 0 1em; }

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

.skip {
  position: absolute; left: -9999px; top: 0; z-index: 100;
  background: var(--brand); color: #fff; padding: 12px 20px; border-radius: 0 0 10px 0;
  font-size: 14px; font-weight: 600;
}
.skip:focus { left: 0; text-decoration: none; }

a:focus-visible, button:focus-visible { outline: 2px solid var(--brand); outline-offset: 2px; border-radius: 4px; }

.num { font-family: var(--font-en); font-variant-numeric: tabular-nums; }

/* ---------- 页头 ---------- */

.site-header {
  position: sticky; top: 0; z-index: 60;
  background: rgba(255, 255, 255, .92);
  backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--line);
}

.site-header .wrap {
  display: flex; align-items: center; gap: 20px;
  height: 68px;
}

.brand { display: flex; align-items: center; gap: 10px; flex: 0 0 auto; text-decoration: none; }
.brand:hover { text-decoration: none; }

.brand-logo { height: 38px; width: auto; flex: 0 0 auto; }

.brand-text { display: flex; flex-direction: column; line-height: 1.2; }
.brand-text b { font-size: 14.5px; font-weight: 700; color: var(--ink); }
body.lang-en .brand-text b { font-size: 13.5px; }
.brand-text span { font-size: 10px; letter-spacing: .08em; color: var(--muted); text-transform: uppercase; font-family: var(--font-en); }

.nav { margin-left: auto; display: flex; align-items: center; gap: 2px; }
.nav a {
  padding: 8px 11px; border-radius: var(--radius-sm);
  color: var(--ink-2); font-size: 14px; white-space: nowrap;
}
.nav a:hover { background: var(--bg-soft); text-decoration: none; }
.nav a[aria-current="page"] { color: var(--brand); background: var(--brand-soft); font-weight: 600; }

.lang { display: flex; align-items: center; border-left: 1px solid var(--line); padding-left: 14px; margin-left: 10px; gap: 2px; }
.lang a { white-space: nowrap; font-size: 13px; font-family: var(--font-en); padding: 6px 9px; border-radius: 6px; color: var(--muted); }
.lang a:hover { background: var(--bg-soft); text-decoration: none; }
.lang a[aria-current="true"] { color: var(--brand); font-weight: 700; }

.nav-toggle {
  display: none; margin-left: auto;
  width: 42px; height: 42px; border: 1px solid var(--line); border-radius: 10px;
  background: #fff; cursor: pointer; padding: 0;
}
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after {
  display: block; width: 18px; height: 2px; background: var(--ink); margin: 0 auto; position: relative;
}
.nav-toggle span::before, .nav-toggle span::after { content: ""; position: absolute; left: 0; }
.nav-toggle span::before { top: -6px; }
.nav-toggle span::after { top: 6px; }

/* ---------- 主视觉 ---------- */

.hero {
  background:
    radial-gradient(900px 460px at 88% -8%, rgba(18, 184, 134, .22), transparent 62%),
    radial-gradient(760px 420px at 6% 4%, rgba(22, 104, 227, .30), transparent 60%),
    var(--ink);
  color: #fff;
  padding: 84px 0 76px;
  position: relative; overflow: hidden;
}
.hero::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image: linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px),
                    linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(70% 60% at 50% 30%, #000 30%, transparent 100%);
}
.hero .wrap { position: relative; z-index: 1; }

.eyebrow {
  display: inline-block; font-family: var(--font-en); font-size: 11.5px; letter-spacing: .14em;
  text-transform: uppercase; color: #8fd7c2; border: 1px solid rgba(143, 215, 194, .35);
  border-radius: 999px; padding: 5px 13px; margin-bottom: 22px;
}

.hero h1 { font-size: clamp(30px, 4.4vw, 52px); margin-bottom: 18px; }
.hero h1 em { font-style: normal; color: #63e0bd; }

.hero-lead { font-size: clamp(16px, 1.6vw, 19px); color: #c8d6e8; max-width: 720px; margin-bottom: 14px; }
.hero-sub { font-size: 14.5px; color: #93a6bf; max-width: 760px; }

.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 13px 24px; border-radius: 10px; font-size: 15px; font-weight: 600;
  border: 1px solid transparent; cursor: pointer; text-decoration: none;
}
.btn:hover { text-decoration: none; }
.btn-primary { background: var(--brand); color: #fff; }
.btn-primary:hover { background: var(--brand-dark); }
.btn-ghost { background: rgba(255,255,255,.08); color: #fff; border-color: rgba(255,255,255,.28); }
.btn-ghost:hover { background: rgba(255,255,255,.16); }
.btn-outline { background: #fff; color: var(--brand); border-color: var(--brand); }
.btn-outline:hover { background: var(--brand-soft); }

/* ---------- 页头招牌（内页） ---------- */

.page-hero {
  background: linear-gradient(180deg, var(--bg-soft) 0%, #fff 100%);
  border-bottom: 1px solid var(--line);
  padding: 54px 0 44px;
}
.page-hero h1 { font-size: clamp(26px, 3.4vw, 38px); margin: 10px 0 12px; }
.page-hero p { color: var(--muted); max-width: 760px; margin: 0; }
.crumb { font-size: 13px; color: var(--muted); font-family: var(--font-en); }
.crumb a { color: var(--muted); }
.crumb span { margin: 0 6px; opacity: .5; }

/* ---------- 区块 ---------- */

section { padding: 68px 0; }
section.tight { padding: 48px 0; }
section.soft { background: var(--bg-soft); }
section.dark { background: var(--ink); color: #fff; }

.section-head { max-width: 780px; margin-bottom: 40px; }
.section-head .kicker {
  font-family: var(--font-en); font-size: 11.5px; letter-spacing: .14em; text-transform: uppercase;
  color: var(--brand); font-weight: 700; margin-bottom: 10px;
}
.section-head h2 { font-size: clamp(23px, 2.8vw, 32px); margin-bottom: 12px; }
.section-head p { color: var(--muted); margin: 0; }
section.dark .section-head h2 { color: #fff; }
section.dark .section-head p { color: #a8b8cc; }
section.dark .section-head .kicker { color: #63e0bd; }

/* ---------- 指标条 ---------- */

.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }

.stat {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 28px 26px; box-shadow: var(--shadow);
}
section.dark .stat { background: rgba(255,255,255,.05); border-color: rgba(255,255,255,.14); box-shadow: none; }

.stat .metric {
  font-family: var(--font-en); font-variant-numeric: tabular-nums;
  font-size: clamp(32px, 4vw, 46px); font-weight: 800; color: var(--brand);
  line-height: 1; margin-bottom: 10px;
}
section.dark .stat .metric { color: #63e0bd; }
.stat b { display: block; font-size: 15px; margin-bottom: 4px; }
.stat span { font-size: 13.5px; color: var(--muted); }
section.dark .stat span { color: #93a6bf; }

/* ---------- 卡片网格 ---------- */

.grid { display: grid; gap: 20px; }
.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: 26px; box-shadow: var(--shadow);
  transition: transform .18s ease, box-shadow .18s ease;
}
@media (prefers-reduced-motion: no-preference) {
  .card:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); }
}
.card h3 { font-size: 17px; margin-bottom: 8px; }
.card p { font-size: 14.5px; color: var(--muted); margin: 0; }

.card .tag {
  display: inline-block; font-family: var(--font-en); font-size: 11px; letter-spacing: .1em;
  text-transform: uppercase; color: var(--brand); background: var(--brand-soft);
  border-radius: 5px; padding: 3px 8px; margin-bottom: 12px; font-weight: 700;
}
.card .idx {
  font-family: var(--font-en); font-size: 13px; font-weight: 800; color: var(--accent);
  letter-spacing: .06em; margin-bottom: 10px;
}

.card-link { display: block; text-decoration: none; color: inherit; }
.card-link:hover { text-decoration: none; }
.card-link .more { display: inline-block; margin-top: 14px; font-size: 14px; color: var(--brand); font-weight: 600; }

/* ---------- 三层架构 ---------- */

.layers { display: grid; gap: 16px; }

.layer {
  display: grid; grid-template-columns: 96px 1fr 1.35fr; gap: 26px; align-items: center;
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 26px 28px; box-shadow: var(--shadow);
}
.layer .no { font-family: var(--font-en); font-size: 40px; font-weight: 800; color: var(--line); line-height: 1; }
.layer h3 { font-size: 19px; }
.layer .en { font-family: var(--font-en); font-size: 11.5px; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); }
.layer ul { margin: 0; padding: 0; list-style: none; display: flex; flex-wrap: wrap; gap: 8px; }
.layer li {
  font-size: 13.5px; background: var(--bg-soft); border: 1px solid var(--line);
  border-radius: 999px; padding: 5px 14px; color: var(--ink-2);
}

/* ---------- 参数表 ---------- */

.table-wrap { border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; background: #fff; }
table { width: 100%; border-collapse: collapse; }
th, td { padding: 14px 18px; text-align: left; font-size: 14.5px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { background: var(--bg-soft); font-weight: 700; font-size: 13.5px; color: var(--ink-2); white-space: nowrap; }
tbody tr:last-child td { border-bottom: 0; }
td strong { font-family: var(--font-en); font-variant-numeric: tabular-nums; }

/* ---------- 产品卡 ---------- */

.product {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 26px; box-shadow: var(--shadow); display: flex; flex-direction: column;
}
.product .model {
  font-family: var(--font-en); font-size: 21px; font-weight: 800; color: var(--ink);
  letter-spacing: -.01em; margin-bottom: 4px;
}
.product .pname { font-size: 14.5px; color: var(--brand); font-weight: 600; margin-bottom: 12px; }
.product p { font-size: 14.5px; color: var(--muted); flex: 1; }
.tags { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 4px; }
.tags span {
  font-size: 12.5px; background: var(--bg-soft); border: 1px solid var(--line);
  border-radius: 6px; padding: 4px 10px; color: var(--ink-2);
}
.cert {
  display: inline-flex; align-items: center; gap: 6px; font-size: 12.5px; font-weight: 600;
  color: #0b7a5b; background: var(--accent-soft); border-radius: 6px; padding: 4px 10px; margin-top: 14px;
}

/* ---------- 时间轴 ---------- */

.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; counter-reset: step; }
.step { position: relative; padding-top: 26px; border-top: 2px solid var(--line); }
.step::before {
  counter-increment: step; content: "0" counter(step);
  position: absolute; top: -2px; left: 0;
  font-family: var(--font-en); font-size: 12px; font-weight: 800; color: var(--brand);
  background: #fff; padding: 0 8px 0 0; transform: translateY(-50%);
}
section.soft .step::before { background: var(--bg-soft); }
.step h4 { font-size: 15.5px; margin-bottom: 10px; }
.step ul { margin: 0; padding-left: 18px; }
.step li { font-size: 13.5px; color: var(--muted); margin-bottom: 4px; }

/* ---------- 对比表（四维一体） ---------- */

.compare { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.compare .col {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 22px; text-align: center;
}
.compare .col.us { border-color: var(--brand); border-width: 2px; background: var(--brand-soft); }
.compare .col b { display: block; font-size: 15px; margin-bottom: 6px; }
.compare .col span { font-size: 13.5px; color: var(--muted); display: block; margin-bottom: 14px; }
.compare .frac { font-family: var(--font-en); font-size: 30px; font-weight: 800; color: var(--muted); }
.compare .col.us .frac { color: var(--brand); }

/* ---------- 案例 ---------- */

.case {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 28px; box-shadow: var(--shadow);
}
.case .badge {
  font-family: var(--font-en); font-size: 11.5px; letter-spacing: .1em; text-transform: uppercase;
  color: var(--muted); font-weight: 700;
}
.case h3 { font-size: 19px; margin: 8px 0 6px; }
.case .who { font-size: 13.5px; color: var(--muted); margin-bottom: 18px; }
.case ol { margin: 0 0 20px; padding-left: 20px; }
.case li { font-size: 14px; color: var(--ink-2); margin-bottom: 6px; }
.case .result { border-top: 1px solid var(--line); padding-top: 16px; }
.case .result .metric {
  font-family: var(--font-en); font-variant-numeric: tabular-nums;
  font-size: 34px; font-weight: 800; color: var(--accent); line-height: 1.1;
}
.case .result small { display: block; font-size: 13px; color: var(--muted); }

/* ---------- 资质徽章 ---------- */

.badges { display: flex; flex-wrap: wrap; gap: 12px; }
.badges span {
  font-size: 14px; border: 1px solid var(--line); border-radius: 999px;
  padding: 8px 18px; background: #fff; color: var(--ink-2);
}

/* ---------- 配图 ----------

   素材来自 `生物利用度创新平台 中文版.pptx`，由 extract_media.py 抽取。
   源图普遍偏小（多数 227–394 px 宽），因此只在小尺寸槽位使用：
   卡片 4:3、图库 1:1 或 4:3。只有 hero-cell 与 targeting 两张 1280 px
   的图允许做整幅图带。                                                  */

figure { margin: 0; }

/* 深色区块的底图：从右侧淡出，不压住正文 */
.photo-holder { position: relative; overflow: hidden; }
.photo-holder > .wrap { position: relative; z-index: 1; }
.photo-bg {
  position: absolute; inset: 0; pointer-events: none;
  background-position: center right; background-size: cover; background-repeat: no-repeat;
  opacity: .32;
  -webkit-mask-image: linear-gradient(90deg, transparent 0%, rgba(0, 0, 0, .5) 42%, #000 100%);
  mask-image: linear-gradient(90deg, transparent 0%, rgba(0, 0, 0, .5) 42%, #000 100%);
}
.hero--photo .photo-bg { background-image: url("../img/hero-cell.jpg"); }
.dark--photo .photo-bg {
  background-image: url("../img/targeting.jpg");
  opacity: .20; background-position: center left;
  -webkit-mask-image: linear-gradient(270deg, transparent 0%, rgba(0, 0, 0, .5) 42%, #000 100%);
  mask-image: linear-gradient(270deg, transparent 0%, rgba(0, 0, 0, .5) 42%, #000 100%);
}

/* 带图卡片：图在上，正文在下 */
.card--media {
  padding: 0; overflow: hidden;
  display: flex; flex-direction: column;
}
.card--media > img {
  width: 100%; aspect-ratio: 4 / 3; object-fit: cover; display: block;
}
.card--media > img.media-contain {
  object-fit: contain; background: #fff; padding: 16px;
}
.card--media .card-body {
  padding: 22px 24px 24px; flex: 1;
  display: flex; flex-direction: column;
}
.card--media .card-body .more { margin-top: auto; padding-top: 14px; }

/* 带图产品卡 */
.product--media { padding: 0; overflow: hidden; }
.product--media > img {
  width: 100%; aspect-ratio: 4 / 3; object-fit: cover; display: block;
}
.product--media > img.media-contain { object-fit: contain; background: #fff; padding: 16px; }
.product--media .product-body {
  padding: 22px 24px 24px; flex: 1;
  display: flex; flex-direction: column;
}

/* 图库 */
.gallery { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; margin: 0; }
.gallery img {
  width: 100%; aspect-ratio: 1 / 1; object-fit: cover;
  border-radius: var(--radius); display: block;
}
.gallery--wide { grid-template-columns: repeat(3, 1fr); }
.gallery--wide img { aspect-ratio: 4 / 3; }
.gallery--two { grid-template-columns: repeat(2, 1fr); }
.gallery--two img { aspect-ratio: 4 / 3; }
.gallery figcaption,
.figure-band figcaption {
  font-size: 13px; color: var(--muted); margin-top: 10px; line-height: 1.65;
}

/* 整幅图带：仅用于 1280 px 宽的两张底图 */
.figure-band { margin: 32px 0 0; }
.figure-band img {
  width: 100%; max-height: 380px; object-fit: cover;
  border-radius: var(--radius); display: block;
}
.figure-band--contain img {
  object-fit: contain; background: #fff; border: 1px solid var(--line);
  max-height: 300px; padding: 18px;
}

@media (max-width: 1024px) {
  .gallery, .gallery--wide, .gallery--two { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 480px) {
  .gallery, .gallery--wide, .gallery--two { grid-template-columns: 1fr; }
  .card--media > img, .product--media > img { aspect-ratio: 16 / 10; }
}

/* ---------- 行动区 ---------- */

.cta { background: var(--ink); color: #fff; padding: 56px 0; }
.cta .wrap { display: flex; flex-wrap: wrap; align-items: center; gap: 26px; justify-content: space-between; }
.cta h2 { font-size: clamp(21px, 2.5vw, 27px); margin-bottom: 6px; }
.cta p { color: #a8b8cc; margin: 0; font-size: 15px; }

/* ---------- 锚点导航 ---------- */

.anchor-nav {
  position: sticky; top: 68px; z-index: 40; background: rgba(255,255,255,.95);
  border-bottom: 1px solid var(--line); backdrop-filter: blur(10px);
}
.anchor-nav .wrap { display: flex; gap: 4px; overflow-x: auto; padding-top: 10px; padding-bottom: 10px; }
.anchor-nav a {
  font-size: 13.5px; padding: 7px 13px; border-radius: 8px; color: var(--muted); white-space: nowrap;
}
.anchor-nav a:hover { background: var(--bg-soft); color: var(--brand); text-decoration: none; }

/* ---------- 表单 ---------- */

.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field { display: flex; flex-direction: column; gap: 7px; }
.field.full { grid-column: 1 / -1; }
.field label { font-size: 13.5px; font-weight: 600; color: var(--ink-2); }
.field input, .field select, .field textarea {
  font: inherit; font-size: 15px; padding: 11px 14px;
  border: 1px solid var(--line); border-radius: var(--radius-sm); background: #fff; color: var(--ink);
}
.field textarea { min-height: 130px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus {
  outline: 2px solid var(--brand); outline-offset: 1px; border-color: var(--brand);
}
.field .hint { font-size: 12.5px; color: var(--muted); }

/* ---------- 页脚 ---------- */

.site-footer { background: var(--ink); color: #93a6bf; padding: 52px 0 28px; font-size: 14px; }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.2fr; gap: 34px; margin-bottom: 36px; }
.site-footer b { color: #fff; display: block; margin-bottom: 14px; font-size: 14px; }
.site-footer a { color: #93a6bf; display: block; margin-bottom: 9px; }
.site-footer a:hover { color: #fff; }
.footer-brand .brand-text b { color: #fff; }
.footer-brand .brand-text span { color: #6b7f99; }
.footer-brand p { margin: 16px 0 0; font-size: 13.5px; line-height: 1.7; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.1); padding-top: 22px;
  display: flex; flex-wrap: wrap; gap: 12px; justify-content: space-between; font-size: 13px; color: #6b7f99;
}

/* ---------- 动效 ---------- */

/* .js 由 <head> 里的内联脚本挂到 <html> 上。
   JS 不可用时整块不生效 —— 否则 .reveal 会停在 opacity:0，正文全部看不见。 */
@media (prefers-reduced-motion: no-preference) {
  .js .reveal { opacity: 0; transform: translateY(14px); transition: opacity .5s ease, transform .5s ease; }
  .js .reveal.in { opacity: 1; transform: none; }
}

/* ---------- 响应式 ---------- */

/* 英文全称过长，窄屏只留 logo（logo 自带 ENLIFE 字样） */
@media (max-width: 1180px) {
  body.lang-en .brand-text { display: none; }
}

@media (max-width: 1024px) {
  .nav, .lang { display: none; }
  .nav-toggle { display: block; }
  .site-header.open .nav,
  .site-header.open .lang {
    display: flex; position: absolute; left: 0; right: 0; top: 68px;
    flex-direction: column; align-items: stretch; gap: 0;
    background: #fff; border-bottom: 1px solid var(--line); padding: 10px 16px 18px;
    box-shadow: var(--shadow-lg);
  }
  .site-header.open .lang { top: auto; border-top: 1px solid var(--line); padding-top: 12px; }
  .nav a { padding: 12px 10px; }
  .lang a { padding: 10px; display: inline-block; }
  .layer { grid-template-columns: 64px 1fr; }
  .layer ul { grid-column: 2; }
  .grid-4, .steps, .compare { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  section { padding: 48px 0; }
  .stats, .grid-3, .grid-2, .grid-4, .steps, .compare, .form-grid { grid-template-columns: 1fr; }
  .layer { grid-template-columns: 1fr; gap: 14px; }
  .layer .no { font-size: 30px; }
  .layer ul { grid-column: 1; }
  .footer-grid { grid-template-columns: 1fr; gap: 26px; }
  .cta .wrap { flex-direction: column; align-items: flex-start; }
  .table-wrap { border: 0; background: transparent; }
  table, thead, tbody, th, td, tr { display: block; }
  thead { display: none; }
  tr { border: 1px solid var(--line); border-radius: var(--radius-sm); margin-bottom: 12px; background: #fff; }
  td { border: 0; border-bottom: 1px solid var(--line); }
  tr td:last-child { border-bottom: 0; }
  td::before {
    content: attr(data-th) "："; font-weight: 700; color: var(--muted); font-size: 13px;
    display: block; margin-bottom: 3px;
  }
}

@media (max-width: 480px) {
  .wrap { padding: 0 18px; }
  .hero { padding: 60px 0 56px; }
  .btn { width: 100%; justify-content: center; }
  .brand-logo { height: 32px; }
  .brand-text b { font-size: 13px; }
  .brand .brand-text > span { display: none; }
}