/* ==========================================================================
   矽晶科技 XJT · 官网样式系统 v2
   设计语言：精密工业 + 编辑级排版（克制、细线、深色阶）
   改品牌色只需改 :root 里的 --brand 系列变量
   ========================================================================== */

:root {
  /* 品牌色 —— 矽晶科技 XJT（深蓝 + 红） */
  --brand: #151C5C;
  --brand-mid: #1C2478;
  --brand-light: #2B3AA5;
  --brand-soft: #F2F4FA;
  --brand-ink: #0D1238;
  --accent: #C8102E;

  /* 中性色 */
  --ink: #0E1622;
  --ink-2: #44536A;
  --ink-3: #7B8899;
  --ink-4: #9CA8B6;
  --line: #E7EBF1;
  --line-strong: #D5DCE6;
  --bg: #FFFFFF;
  --bg-soft: #F7F8FB;
  --bg-deep: #0A0F2E;

  /* 尺寸与节奏 */
  --container: 1200px;
  --gutter: 28px;
  --radius: 4px;
  --radius-lg: 6px;
  --shadow-sm: 0 1px 2px rgba(11, 20, 36, .05);
  --shadow-md: 0 2px 6px rgba(11, 20, 36, .05), 0 12px 28px rgba(11, 20, 36, .06);
  --shadow-lg: 0 18px 48px rgba(11, 20, 36, .10), 0 48px 92px rgba(11, 20, 36, .07);

  --ease: cubic-bezier(.16, 1, .3, 1);

  --font: "PingFang SC", "HarmonyOS Sans SC", "Source Han Sans SC", "Noto Sans SC",
    "Hiragino Sans GB", "Microsoft YaHei", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.8;
  color: var(--ink-2);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-feature-settings: "palt" 1;
}
::selection { background: var(--brand-mid); color: #fff; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
a:focus-visible, button:focus-visible { outline: 2px solid var(--brand-light); outline-offset: 3px; }

h1, h2, h3, h4 {
  margin: 0 0 .55em;
  color: var(--ink);
  font-weight: 600;
  line-height: 1.22;
  letter-spacing: -.028em;
  text-wrap: balance;
}
h1 { font-size: clamp(2.05rem, 4.2vw, 3.4rem); letter-spacing: -.036em; }
h2 { font-size: clamp(1.55rem, 2.5vw, 2.15rem); }
h3 { font-size: 1.13rem; letter-spacing: -.018em; }
p { margin: 0 0 1em; }
ul { margin: 0; padding: 0; list-style: none; }
strong { color: var(--ink); font-weight: 600; }

/* ---------- 布局 ---------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--gutter);
}
.section { padding: 118px 0; }
section[id] { scroll-margin-top: 92px; }
.section--soft {
  background: linear-gradient(180deg, #FAFBFD, var(--bg-soft) 40%, #FAFBFD);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.section--tight { padding: 56px 0; }
.section-head { max-width: 660px; margin-bottom: 60px; }
.section-head--center { margin-left: auto; margin-right: auto; text-align: center; }
.section-head p { color: var(--ink-3); font-size: 1.03rem; line-height: 1.85; margin-bottom: 0; }

/* 小标签：横线 + 字距排版，替代原来的胶囊徽章 */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 20px;
  padding: 0;
  font-size: .71rem;
  font-weight: 700;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--brand-light);
  background: none;
}
.eyebrow::before {
  content: "";
  width: 26px;
  height: 1px;
  background: currentColor;
  opacity: .45;
}
.eyebrow--light { color: rgba(255, 255, 255, .6); }
.section-head--center .eyebrow { justify-content: center; }

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 14px 28px;
  font-size: .92rem;
  font-weight: 600;
  letter-spacing: .02em;
  line-height: 1.2;
  border-radius: var(--radius);
  border: 1px solid transparent;
  cursor: pointer;
  transition: background .3s var(--ease), color .3s var(--ease),
    border-color .3s var(--ease), transform .3s var(--ease), box-shadow .3s var(--ease);
  white-space: nowrap;
}
.btn--primary { background: var(--brand); color: #fff; }
.btn--primary:hover { background: var(--brand-light); transform: translateY(-1px); box-shadow: 0 10px 24px rgba(13, 18, 56, .18); }
.btn--ghost { background: rgba(255, 255, 255, .06); color: #fff; border-color: rgba(255, 255, 255, .28); }
.btn--ghost:hover { background: rgba(255, 255, 255, .12); border-color: rgba(255, 255, 255, .62); }
.btn--outline { background: #fff; color: var(--ink); border-color: var(--line-strong); }
.btn--outline:hover { border-color: var(--brand); color: var(--brand); }
.btn--block { width: 100%; }

/* ---------- 胶囊 / 标签 ---------- */
.chip-row { display: flex; flex-wrap: wrap; gap: 10px; }
.chip {
  display: inline-flex;
  align-items: center;
  padding: 10px 20px;
  font-size: .87rem;
  font-weight: 600;
  letter-spacing: .04em;
  color: var(--ink-2);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: .28s var(--ease);
}
.chip:hover { border-color: var(--brand); color: var(--brand); background: var(--brand-soft); transform: translateY(-1px); }

/* ---------- 顶部导航 ---------- */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, .84);
  backdrop-filter: saturate(180%) blur(18px);
  -webkit-backdrop-filter: saturate(180%) blur(18px);
  border-bottom: 1px solid rgba(14, 22, 34, .07);
}
.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}
.logo { display: flex; align-items: center; gap: 10px; font-weight: 600; font-size: 1.05rem; color: var(--ink); letter-spacing: -.01em; }
.logo__img { height: 40px; width: auto; display: block; }
.logo__mark {
  width: 34px; height: 34px;
  display: grid; place-items: center;
  border-radius: 4px;
  background: linear-gradient(140deg, var(--brand-light), var(--brand));
  color: #fff;
  font-size: .9rem;
  font-weight: 700;
  letter-spacing: 0;
}
.nav { display: flex; align-items: center; gap: 2px; }
.nav a {
  position: relative;
  padding: 10px 16px;
  font-size: .91rem;
  font-weight: 500;
  letter-spacing: .05em;
  color: var(--ink-3);
  transition: color .25s var(--ease);
}
.nav a:hover { color: var(--ink); }
.nav a.is-active { color: var(--ink); font-weight: 600; }
.nav a.is-active::after {
  content: "";
  position: absolute;
  left: 16px; right: 16px; bottom: 4px;
  height: 1.5px;
  background: var(--accent);
}
.header__cta { margin-left: 18px; }

/* 移动端菜单按钮 */
.burger {
  display: none;
  width: 40px; height: 40px;
  padding: 0;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: #fff;
  cursor: pointer;
}
.burger span {
  display: block;
  width: 16px; height: 1.5px;
  margin: 3.5px auto;
  background: var(--ink);
  transition: .25s;
}

/* ---------- 首屏 Hero ---------- */
.hero {
  position: relative;
  overflow: hidden;
  padding: 132px 0 118px;
  background:
    radial-gradient(900px 520px at 84% -8%, rgba(84, 108, 255, .30), transparent 62%),
    radial-gradient(760px 460px at 4% 112%, rgba(200, 16, 46, .16), transparent 62%),
    linear-gradient(158deg, #080C2B 0%, #12184F 54%, #1A2270 100%);
  color: #fff;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, .035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .035) 1px, transparent 1px);
  background-size: 88px 88px;
  mask-image: radial-gradient(120% 90% at 50% 0%, #000 30%, transparent 82%);
  -webkit-mask-image: radial-gradient(120% 90% at 50% 0%, #000 30%, transparent 82%);
  pointer-events: none;
}
.hero::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, .22), transparent);
}
.hero__inner { position: relative; z-index: 1; display: grid; grid-template-columns: 1.12fr .88fr; gap: 76px; align-items: center; }
.hero h1 { color: #fff; margin-bottom: 24px; font-weight: 600; }
.hero h1 em { font-style: normal; color: #AEBDFF; }
.hero__lead {
  font-size: 1.04rem;
  line-height: 1.95;
  color: rgba(255, 255, 255, .68);
  max-width: 520px;
  margin-bottom: 38px;
  font-weight: 300;
}
.hero__actions { display: flex; flex-wrap: wrap; gap: 12px; }
.hero__panel {
  padding: 34px 30px;
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, rgba(255, 255, 255, .075), rgba(255, 255, 255, .025));
  border: 1px solid rgba(255, 255, 255, .13);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}
.hero__panel h4 {
  color: rgba(255, 255, 255, .48);
  font-size: .7rem;
  letter-spacing: .22em;
  text-transform: uppercase;
  margin-bottom: 22px;
  font-weight: 700;
}
.hero__stat { display: flex; align-items: baseline; gap: 12px; padding: 16px 0; border-top: 1px solid rgba(255, 255, 255, .1); }
.hero__stat:first-of-type { border-top: 0; padding-top: 0; }
.hero__stat strong {
  font-size: 1.78rem;
  color: #fff;
  font-weight: 500;
  letter-spacing: -.03em;
  font-variant-numeric: tabular-nums;
}
.hero__stat span { font-size: .86rem; color: rgba(255, 255, 255, .52); letter-spacing: .04em; }

/* 内页顶部横幅 */
.page-head {
  position: relative;
  padding: 88px 0 78px;
  background:
    radial-gradient(760px 420px at 88% -20%, rgba(84, 108, 255, .26), transparent 62%),
    linear-gradient(150deg, #080C2B, #12184F 62%, #1A2270);
  color: #fff;
  overflow: hidden;
}
.page-head::before {
  content: "";
  position: absolute; inset: 0;
  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: 76px 76px;
  mask-image: linear-gradient(to right, #000, transparent 76%);
  -webkit-mask-image: linear-gradient(to right, #000, transparent 76%);
  pointer-events: none;
}
.page-head::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, .2), transparent);
}
.page-head__inner { position: relative; z-index: 1; }
.page-head h1 { color: #fff; margin-bottom: 14px; font-size: clamp(1.85rem, 3.2vw, 2.7rem); font-weight: 600; }
.page-head p { color: rgba(255, 255, 255, .62); max-width: 620px; margin: 0; font-size: 1rem; font-weight: 300; }
.breadcrumb {
  display: flex;
  gap: 8px;
  font-size: .76rem;
  letter-spacing: .1em;
  color: rgba(255, 255, 255, .42);
  margin-bottom: 20px;
}
.breadcrumb a:hover { color: #fff; }

/* ---------- 卡片 ---------- */
.grid { display: grid; gap: 20px; }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }

.card {
  position: relative;
  overflow: hidden;
  padding: 34px 30px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  transition: border-color .4s var(--ease), transform .4s var(--ease), box-shadow .4s var(--ease);
}
.card::after {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .5s var(--ease);
}
.card:hover { transform: translateY(-2px); border-color: var(--line-strong); box-shadow: var(--shadow-md); }
.card:hover::after { transform: scaleX(1); }
.card h3 { margin-bottom: 10px; }
.card p { color: var(--ink-3); font-size: .93rem; line-height: 1.8; margin-bottom: 0; }
.card__icon {
  width: 42px; height: 42px;
  display: grid; place-items: center;
  margin-bottom: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--brand-soft);
  color: var(--brand-mid);
  transition: .4s var(--ease);
}
.card:hover .card__icon { border-color: var(--brand-light); color: var(--brand); }
.card__icon svg { width: 20px; height: 20px; stroke: currentColor; fill: none; stroke-width: 1.5; }
.card__link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 20px;
  font-size: .84rem;
  font-weight: 600;
  letter-spacing: .04em;
  color: var(--brand-light);
  transition: gap .3s var(--ease), color .3s var(--ease);
}
.card__link:hover { color: var(--accent); gap: 10px; }

/* 图片占位 */
.ph {
  position: relative;
  display: grid;
  place-items: center;
  border-radius: var(--radius-lg);
  background: repeating-linear-gradient(45deg, #EDF1F7, #EDF1F7 12px, #F5F8FC 12px, #F5F8FC 24px);
  border: 1px dashed var(--line-strong);
  color: var(--ink-4);
  font-size: .84rem;
  letter-spacing: .04em;
  overflow: hidden;
}
.ph--16x9 { aspect-ratio: 16 / 9; }
.ph--4x3 { aspect-ratio: 4 / 3; }
.ph--1x1 { aspect-ratio: 1 / 1; }

/* ---------- 数据条（编辑式排版，去掉方框） ---------- */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.stats__item {
  display: flex;
  flex-direction: column-reverse;
  justify-content: flex-end;
  gap: 6px;
  padding: 32px 28px;
  border-left: 1px solid var(--line);
}
.stats__item:first-child { border-left: 0; padding-left: 0; }
.stats__item strong {
  font-size: 2.25rem;
  font-weight: 500;
  color: var(--brand);
  letter-spacing: -.04em;
  line-height: 1.15;
  font-variant-numeric: tabular-nums;
}
.stats__item span { font-size: .82rem; color: var(--ink-3); letter-spacing: .05em; }

/* ---------- 图文左右排布 ---------- */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 72px; align-items: center; }
.split--reverse .split__media { order: 2; }
.split__media img { border-radius: var(--radius-lg); }
.check-list li {
  position: relative;
  padding-left: 28px;
  margin-bottom: 13px;
  color: var(--ink-2);
  font-size: .95rem;
}
.check-list li::before {
  content: "";
  position: absolute;
  left: 0; top: .62em;
  width: 13px; height: 13px;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23C8102E' stroke-width='3.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E") center / 13px no-repeat;
}

/* ---------- 列表 / 新闻 ---------- */
.post {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 32px;
  padding: 28px 0;
  border-bottom: 1px solid var(--line);
  transition: .25s;
}
.post:hover .post__title { color: var(--brand-light); }
.post__date { display: block; margin-top: 14px; font-size: .8rem; color: var(--ink-3); letter-spacing: .04em; }
.post__title { font-size: 1.18rem; margin-bottom: 8px; transition: .25s; }
.post__excerpt { color: var(--ink-3); font-size: .93rem; margin-bottom: 10px; }
.post__more { font-size: .84rem; font-weight: 600; letter-spacing: .04em; color: var(--brand-light); }

/* ---------- 表格 ---------- */
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius-lg); background: #fff; }
table { width: 100%; border-collapse: collapse; font-size: .93rem; }
th, td { padding: 16px 22px; text-align: left; border-bottom: 1px solid var(--line); vertical-align: top; }
th {
  background: #FAFBFD;
  color: var(--ink-3);
  font-size: .74rem;
  font-weight: 700;
  letter-spacing: .13em;
  text-transform: uppercase;
  white-space: nowrap;
  border-bottom: 1px solid var(--line-strong);
}
tbody tr:last-child td { border-bottom: 0; }
tbody tr { transition: background .25s; }
tbody tr:hover { background: #FBFCFE; }
td { color: var(--ink-2); }

/* ---------- 表单 ---------- */
.form { display: grid; gap: 18px; }
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field label {
  display: block;
  margin-bottom: 8px;
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .08em;
  color: var(--ink-3);
}
.field input, .field select, .field textarea {
  width: 100%;
  padding: 13px 14px;
  font-family: inherit;
  font-size: .94rem;
  color: var(--ink);
  background: #fff;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  transition: border-color .25s, box-shadow .25s;
  outline: none;
}
.field input::placeholder, .field textarea::placeholder { color: var(--ink-4); }
.field input:focus, .field select:focus, .field textarea:focus {
  border-color: var(--brand-light);
  box-shadow: 0 0 0 3px rgba(28, 36, 120, .1);
}
.field textarea { min-height: 132px; resize: vertical; }
.field--full { grid-column: 1 / -1; }
.form__note { font-size: .78rem; color: var(--ink-4); line-height: 1.7; }

/* ---------- 联系信息 ---------- */
.contact-list { display: grid; gap: 26px; }
.contact-item { display: flex; gap: 16px; align-items: flex-start; }
.contact-item__icon {
  flex: 0 0 38px;
  width: 38px; height: 38px;
  display: grid; place-items: center;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--brand-soft);
  color: var(--brand-mid);
}
.contact-item__icon svg { width: 17px; height: 17px; stroke: currentColor; fill: none; stroke-width: 1.6; }
.contact-item dt { font-size: .76rem; letter-spacing: .1em; color: var(--ink-3); margin-bottom: 4px; }
.contact-item dd { margin: 0; font-size: .96rem; color: var(--ink); font-weight: 500; line-height: 1.7; }

/* ---------- CTA 区块 ---------- */
.cta-band {
  position: relative;
  overflow: hidden;
  padding: 96px 0;
  background:
    radial-gradient(620px 340px at 50% 128%, rgba(200, 16, 46, .22), transparent 62%),
    linear-gradient(140deg, #080C2B, #12184F 68%, #1A2270);
  color: #fff;
  text-align: center;
}
.cta-band::before {
  content: "";
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, .035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .035) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: radial-gradient(90% 120% at 50% 0%, #000, transparent 78%);
  -webkit-mask-image: radial-gradient(90% 120% at 50% 0%, #000, transparent 78%);
  pointer-events: none;
}
.cta-band__inner { position: relative; z-index: 1; }
.cta-band h2 { color: #fff; margin-bottom: 14px; }
.cta-band p { color: rgba(255, 255, 255, .62); max-width: 560px; margin: 0 auto 34px; font-weight: 300; }

/* ---------- 页脚 ---------- */
.footer {
  padding: 82px 0 30px;
  background: #070B22;
  color: rgba(255, 255, 255, .5);
  font-size: .89rem;
}
.footer__top {
  display: grid;
  grid-template-columns: 1.7fr 1fr 1fr 1.15fr;
  gap: 52px;
  padding-bottom: 52px;
  border-bottom: 1px solid rgba(255, 255, 255, .08);
}
.footer h5 {
  color: rgba(255, 255, 255, .42);
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .18em;
  text-transform: uppercase;
  margin: 0 0 20px;
}
.footer .logo { color: #fff; margin-bottom: 16px; }
.footer p { color: rgba(255, 255, 255, .42); margin-bottom: 0; max-width: 320px; line-height: 1.9; font-size: .86rem; }
.footer li { margin-bottom: 11px; font-size: .86rem; line-height: 1.7; }
.footer a { transition: color .25s; }
.footer a:hover { color: #fff; }
.footer__bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  padding-top: 26px;
  font-size: .78rem;
  letter-spacing: .03em;
  color: rgba(255, 255, 255, .3);
}

/* ---------- 动效 ---------- */
.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity .9s var(--ease), transform .9s var(--ease);
}
.reveal.is-in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .btn, .card, .card__link, .chip { transition: none; }
}

/* ---------- 响应式 ---------- */
@media (max-width: 1080px) {
  .split { gap: 52px; }
  .footer__top { grid-template-columns: 1fr 1fr; gap: 44px; }
}

@media (max-width: 980px) {
  .hero__inner { grid-template-columns: 1fr; gap: 52px; }
  .grid--3, .grid--4 { grid-template-columns: repeat(2, 1fr); }
  .split { grid-template-columns: 1fr; gap: 44px; }
  .split--reverse .split__media { order: 0; }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .stats__item { padding: 28px 24px; }
  .stats__item:nth-child(odd) { border-left: 0; padding-left: 0; }
  .section { padding: 88px 0; }
}

@media (max-width: 720px) {
  body { font-size: 15.5px; }
  .burger { display: block; }
  .nav {
    position: absolute;
    top: 76px; left: 0; right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 10px 16px 16px;
    background: rgba(255, 255, 255, .98);
    backdrop-filter: blur(18px);
    border-bottom: 1px solid var(--line);
    box-shadow: var(--shadow-md);
    display: none;
  }
  .nav.is-open { display: flex; }
  .nav a { padding: 13px 2px; border-bottom: 1px solid var(--line); }
  .nav a:last-child { border-bottom: 0; }
  .nav a.is-active::after { display: none; }
  .header__cta { display: none; }
  .hero { padding: 86px 0 76px; }
  .hero__panel { padding: 26px 22px; }
  .page-head { padding: 62px 0 56px; }
  .grid--2, .grid--3, .grid--4, .form__row { grid-template-columns: 1fr; }
  .post { grid-template-columns: 1fr; gap: 14px; }
  .stats { grid-template-columns: 1fr 1fr; }
  .footer__top { grid-template-columns: 1fr; gap: 36px; }
  .section { padding: 64px 0; }
  .section-head { margin-bottom: 40px; }
  .card { padding: 28px 24px; }
  .cta-band { padding: 68px 0; }
}