/* ============================================================
   我型我速沙盘模型 - 前台样式
   设计语言: Pentagram Swiss Business (瑞士网格商务)
   黑/白/灰主调 + 深蓝品牌色 #14509A, 严谨网格, 60%+ 留白
   ============================================================ */

:root {
  --brand: #14509A;
  --brand-dark: #0E3B72;
  --brand-light: #EAF1F9;
  --ink: #1A1D23;
  --ink-2: #4A5160;
  --ink-3: #8A92A3;
  --line: #E4E7EC;
  --bg: #FFFFFF;
  --bg-soft: #F5F7FA;
  --bg-dark: #14171C;
  --bg-dark-2: #1D222A;
  --white: #FFFFFF;
  --radius: 2px;
  --font-sans: "Microsoft YaHei", "PingFang SC", "Noto Sans SC", "Helvetica Neue", Arial, sans-serif;
  --container: 1200px;
  --nav-h: 72px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-sans);
  color: var(--ink);
  background: var(--bg);
  font-size: 15px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; }
a { color: var(--brand); text-decoration: none; transition: color .2s; }
a:hover { color: var(--brand-dark); }
ul, ol { list-style: none; }
.container { max-width: var(--container); margin: 0 auto; padding: 0 24px; }

/* ---------- 顶部信息条 ---------- */
.topbar {
  background: var(--bg-dark);
  color: rgba(255,255,255,.72);
  font-size: 13px;
  padding: 7px 0;
}
.topbar .container { display: flex; justify-content: space-between; align-items: center; gap: 16px; }
.topbar a { color: rgba(255,255,255,.85); }
.topbar a:hover { color: #fff; }
.topbar .tb-right { display: flex; gap: 20px; align-items: center; }

/* ---------- 导航 ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,.96);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: var(--nav-h); gap: 24px; }
.logo { display: flex; align-items: center; gap: 12px; }
.logo img { height: 40px; width: auto; }
.logo .logo-text { font-size: 22px; font-weight: 700; color: var(--ink); letter-spacing: 2px; line-height: 1.2; }
.logo .logo-sub { font-size: 11px; color: var(--ink-3); letter-spacing: 3px; text-transform: uppercase; }
.main-nav { display: flex; gap: 34px; }
.main-nav a {
  color: var(--ink-2); font-size: 15px; font-weight: 500;
  padding: 6px 0; position: relative; white-space: nowrap;
}
.main-nav a::after {
  content: ''; position: absolute; left: 0; bottom: 0; width: 0; height: 2px;
  background: var(--brand); transition: width .25s;
}
.main-nav a:hover, .main-nav a.active { color: var(--brand); }
.main-nav a:hover::after, .main-nav a.active::after { width: 100%; }
.nav-cta { display: flex; align-items: center; gap: 16px; }
.nav-tel { font-size: 15px; font-weight: 700; color: var(--brand); white-space: nowrap; }
.nav-tel .label { font-size: 11px; color: var(--ink-3); font-weight: 400; display: block; line-height: 1.2; }
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 10px 26px; font-size: 14px; font-weight: 600;
  border: 1px solid var(--brand); border-radius: var(--radius);
  cursor: pointer; transition: all .2s; white-space: nowrap; line-height: 1.4;
}
.btn-primary { background: var(--brand); color: #fff; }
.btn-primary:hover { background: var(--brand-dark); border-color: var(--brand-dark); color: #fff; }
.btn-outline { background: transparent; color: var(--ink); border-color: #C9CFD9; }
.btn-outline:hover { border-color: var(--brand); color: var(--brand); }
.btn-white { background: #fff; color: var(--ink); border-color: #fff; }
.btn-white:hover { background: var(--brand-light); border-color: #fff; color: var(--brand-dark); }
.btn-ghost-white { background: transparent; color: #fff; border-color: rgba(255,255,255,.65); }
.btn-ghost-white:hover { background: #fff; color: var(--ink); border-color: #fff; }
.btn-lg { padding: 13px 36px; font-size: 15px; }

/* 汉堡菜单 */
.nav-toggle { display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 8px; }
.nav-toggle span { width: 22px; height: 2px; background: var(--ink); transition: .3s; }

/* ---------- Hero ---------- */
.hero { position: relative; background: var(--bg-dark); color: #fff; overflow: hidden; }
.hero-slider { position: relative; height: 560px; }
.hero-slide {
  position: absolute; inset: 0; opacity: 0; transition: opacity 1s ease;
  background-size: cover; background-position: center;
}
.hero-slide.active { opacity: 1; }
.hero-slide::after { content: ''; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(10,14,20,.82) 0%, rgba(10,14,20,.45) 45%, rgba(10,14,20,.15) 100%); }
.hero-content { position: relative; z-index: 2; height: 560px; display: flex; flex-direction: column; justify-content: center; }
.hero-eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: 13px; letter-spacing: 4px; color: rgba(255,255,255,.8);
  margin-bottom: 20px;
}
.hero-eyebrow::before { content: ''; width: 36px; height: 2px; background: var(--brand); }
.hero h1 { font-size: 46px; line-height: 1.25; font-weight: 700; letter-spacing: 1px; max-width: 640px; margin-bottom: 18px; }
.hero h1 .accent { color: #7FB0E8; }
.hero-sub { font-size: 16px; color: rgba(255,255,255,.78); max-width: 560px; margin-bottom: 36px; line-height: 1.8; }
.hero-ctas { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-dots { position: absolute; bottom: 28px; right: 0; left: 0; z-index: 3; display: flex; justify-content: flex-end; gap: 8px; padding: 0 24px; max-width: var(--container); margin: 0 auto; }
.hero-dots button { width: 30px; height: 3px; background: rgba(255,255,255,.35); border: 0; cursor: pointer; transition: .3s; }
.hero-dots button.active { background: #fff; }

/* ---------- 指标条 ---------- */
.stats-strip { background: var(--bg-dark-2); color: #fff; }
.stats-strip .container { display: grid; grid-template-columns: repeat(4, 1fr); }
.stat { padding: 34px 20px; text-align: center; border-left: 1px solid rgba(255,255,255,.08); }
.stat:first-child { border-left: 0; }
.stat .num { font-size: 36px; font-weight: 700; color: #fff; letter-spacing: 1px; }
.stat .num em { font-style: normal; color: var(--brand); }
.stat .label { font-size: 13px; color: rgba(255,255,255,.6); margin-top: 6px; letter-spacing: 2px; }

/* ---------- 区块通用 ---------- */
.section { padding: 88px 0; }
.section-soft { background: var(--bg-soft); }
.section-dark { background: var(--bg-dark); color: #fff; }
.section-head { margin-bottom: 52px; }
.section-head.center { text-align: center; }
.section-head .sec-en { font-size: 12px; letter-spacing: 5px; color: var(--brand); text-transform: uppercase; margin-bottom: 10px; display: block; }
.section-dark .sec-en { color: #7FB0E8; }
.section-head h2 { font-size: 32px; font-weight: 700; letter-spacing: 1px; }
.section-head .sec-line { width: 44px; height: 3px; background: var(--brand); margin-top: 16px; }
.section-head.center .sec-line { margin-left: auto; margin-right: auto; }
.section-head .sec-desc { color: var(--ink-3); margin-top: 14px; max-width: 640px; }
.section-head.center .sec-desc { margin-left: auto; margin-right: auto; }
.section-dark .sec-desc { color: rgba(255,255,255,.6); }

/* ---------- 核心业务 ---------- */
.services-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 0; border: 1px solid var(--line); }
.svc-cell { padding: 36px 26px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); background: #fff; transition: all .25s; position: relative; }
.svc-cell:nth-child(5n) { border-right: 0; }
.svc-cell:nth-child(n+6) { border-bottom: 0; }
.svc-cell:hover { background: var(--brand); color: #fff; }
.svc-cell:hover .svc-title, .svc-cell:hover .svc-desc { color: #fff; }
.svc-cell:hover .svc-icon { border-color: rgba(255,255,255,.4); color: #fff; }
.svc-icon { width: 52px; height: 52px; border: 1px solid var(--line); display: flex; align-items: center; justify-content: center; color: var(--brand); margin-bottom: 20px; transition: .25s; }
.svc-icon svg { width: 26px; height: 26px; }
.svc-title { font-size: 17px; font-weight: 700; margin-bottom: 8px; color: var(--ink); transition: .25s; }
.svc-sub { font-size: 12px; color: var(--ink-3); letter-spacing: 1px; margin-bottom: 12px; transition: .25s; }
.svc-desc { font-size: 13px; color: var(--ink-2); line-height: 1.7; transition: .25s; }

/* ---------- 精选案例 ---------- */
.case-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.case-card { background: #fff; border: 1px solid var(--line); transition: all .3s; display: flex; flex-direction: column; }
.case-card:hover { box-shadow: 0 12px 40px rgba(20,30,50,.10); transform: translateY(-4px); }
.case-thumb { position: relative; overflow: hidden; aspect-ratio: 4/3; background: var(--bg-soft); }
.case-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.case-card:hover .case-thumb img { transform: scale(1.05); }
.case-tag { position: absolute; top: 14px; left: 14px; background: rgba(20,80,154,.92); color: #fff; font-size: 12px; padding: 3px 12px; letter-spacing: 1px; }
.case-body { padding: 22px 24px 26px; display: flex; flex-direction: column; flex: 1; }
.case-body h3 { font-size: 17px; font-weight: 700; margin-bottom: 8px; }
.case-body h3 a { color: var(--ink); }
.case-body h3 a:hover { color: var(--brand); }
.case-body p { font-size: 13px; color: var(--ink-2); line-height: 1.7; margin-bottom: 14px; flex: 1; }
.case-meta { display: flex; gap: 14px; font-size: 12px; color: var(--ink-3); border-top: 1px solid var(--line); padding-top: 14px; }
.case-meta span { display: inline-flex; align-items: center; gap: 4px; }

/* ---------- 案例筛选 ---------- */
.filter-bar { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 40px; }
.filter-btn {
  padding: 8px 22px; border: 1px solid var(--line); background: #fff;
  font-size: 14px; color: var(--ink-2); cursor: pointer; border-radius: var(--radius); transition: .2s;
}
.filter-btn:hover { border-color: var(--brand); color: var(--brand); }
.filter-btn.active { background: var(--brand); border-color: var(--brand); color: #fff; }

/* ---------- 案例详情 ---------- */
.detail-hero { background: var(--bg-dark); color: #fff; padding: 56px 0; }
.detail-hero .crumb { font-size: 13px; color: rgba(255,255,255,.55); margin-bottom: 16px; }
.detail-hero .crumb a { color: rgba(255,255,255,.75); }
.detail-hero h1 { font-size: 34px; font-weight: 700; margin-bottom: 12px; }
.detail-hero .summary { color: rgba(255,255,255,.7); max-width: 720px; font-size: 15px; }
.detail-grid { display: grid; grid-template-columns: 1fr 340px; gap: 44px; padding: 56px 0; align-items: start; }
.detail-gallery { display: grid; gap: 16px; }
.detail-gallery .main-img { aspect-ratio: 16/10; background: var(--bg-soft); overflow: hidden; }
.detail-gallery .main-img img { width: 100%; height: 100%; object-fit: cover; }
.detail-thumbs { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; }
.detail-thumbs img { aspect-ratio: 4/3; object-fit: cover; cursor: pointer; border: 2px solid transparent; opacity: .7; transition: .2s; }
.detail-thumbs img.active { border-color: var(--brand); opacity: 1; }
.detail-content { line-height: 1.9; color: var(--ink-2); }
.detail-content h3 { font-size: 20px; color: var(--ink); margin: 26px 0 12px; }
.detail-content p { margin-bottom: 14px; }
.spec-panel { border: 1px solid var(--line); background: var(--bg-soft); position: sticky; top: 96px; }
.spec-panel .sp-title { background: var(--brand); color: #fff; font-size: 15px; font-weight: 700; padding: 14px 22px; letter-spacing: 2px; }
.spec-list { padding: 8px 22px 20px; }
.spec-row { display: flex; justify-content: space-between; padding: 12px 0; border-bottom: 1px dashed var(--line); font-size: 14px; }
.spec-row:last-child { border-bottom: 0; }
.spec-row .k { color: var(--ink-3); }
.spec-row .v { font-weight: 600; color: var(--ink); text-align: right; }
.spec-cta { padding: 0 22px 22px; }
.related-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 32px; }

/* ---------- 关于我们 ---------- */
.about-split { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.about-split .img-wrap { position: relative; }
.about-split .img-wrap img { aspect-ratio: 4/3; object-fit: cover; width: 100%; }
.about-split .img-wrap::after { content: ''; position: absolute; inset: 18px -18px -18px 18px; border: 2px solid var(--brand); z-index: -1; }
.about-feat-list { margin-top: 24px; display: grid; gap: 14px; }
.about-feat-list li { display: flex; gap: 12px; align-items: flex-start; }
.about-feat-list .tick { color: var(--brand); font-weight: 700; font-size: 18px; line-height: 1.4; }
.value-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; border: 1px solid rgba(255,255,255,.14); }
.value-cell { padding: 34px 24px; text-align: center; border-right: 1px solid rgba(255,255,255,.14); }
.value-cell:last-child { border-right: 0; }
.value-cell .n { font-size: 40px; font-weight: 700; color: #fff; }
.value-cell .n em { font-style: normal; color: #7FB0E8; }
.value-cell .t { font-size: 13px; color: rgba(255,255,255,.6); margin-top: 8px; letter-spacing: 2px; }

/* ---------- 服务页 ---------- */
.svc-rows { display: grid; gap: 28px; }
.svc-row { display: grid; grid-template-columns: 320px 1fr; border: 1px solid var(--line); background: #fff; transition: .25s; }
.svc-row:hover { box-shadow: 0 10px 32px rgba(20,30,50,.08); }
.svc-row .left { padding: 34px 30px; background: var(--bg-soft); border-right: 1px solid var(--line); }
.svc-row .left .idx { font-size: 13px; letter-spacing: 3px; color: var(--brand); font-weight: 700; }
.svc-row .left h3 { font-size: 22px; font-weight: 700; margin: 8px 0 4px; }
.svc-row .left .sub { font-size: 13px; color: var(--ink-3); }
.svc-row .right { padding: 34px 30px; }
.svc-row .right p { color: var(--ink-2); margin-bottom: 18px; }
.process-flow { display: flex; flex-wrap: wrap; gap: 8px; }
.process-flow .step { display: inline-flex; align-items: center; gap: 6px; background: var(--brand-light); color: var(--brand-dark); font-size: 13px; padding: 6px 14px; border-radius: 2px; }
.process-flow .step .arr { color: var(--brand); }

/* ---------- 新闻 ---------- */
.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.news-card { border: 1px solid var(--line); background: #fff; padding: 26px 26px 22px; display: flex; flex-direction: column; transition: .25s; }
.news-card:hover { box-shadow: 0 10px 32px rgba(20,30,50,.08); transform: translateY(-3px); }
.news-card .date { font-size: 12px; color: var(--ink-3); letter-spacing: 1px; margin-bottom: 12px; }
.news-card .date b { color: var(--brand); font-size: 22px; margin-right: 8px; font-weight: 700; }
.news-card h3 { font-size: 16px; font-weight: 700; line-height: 1.5; margin-bottom: 10px; }
.news-card h3 a { color: var(--ink); }
.news-card h3 a:hover { color: var(--brand); }
.news-card p { font-size: 13px; color: var(--ink-2); flex: 1; }
.news-card .more { margin-top: 14px; font-size: 13px; color: var(--brand); font-weight: 600; }
.news-detail-body { max-width: 820px; margin: 0 auto; }
.news-detail-body .nd-head { text-align: center; padding: 56px 0 34px; border-bottom: 1px solid var(--line); margin-bottom: 40px; }
.news-detail-body .nd-head h1 { font-size: 30px; line-height: 1.45; }
.news-detail-body .nd-meta { color: var(--ink-3); font-size: 13px; margin-top: 16px; }
.news-detail-body .nd-content { font-size: 15px; color: var(--ink-2); line-height: 2; }
.news-detail-body .nd-content p { margin-bottom: 18px; }
.news-detail-body .nd-content h3 { color: var(--ink); font-size: 19px; margin: 24px 0 12px; }
.news-detail-body .nd-content ul { list-style: disc; padding-left: 22px; margin-bottom: 18px; }
.news-detail-body .nd-content li { margin-bottom: 6px; }

/* ---------- 联系页 ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 420px; gap: 56px; align-items: start; }
.contact-info .ci-item { display: flex; gap: 16px; padding: 20px 0; border-bottom: 1px solid var(--line); }
.contact-info .ci-item:last-child { border-bottom: 0; }
.ci-icon { width: 46px; height: 46px; border: 1px solid var(--brand); color: var(--brand); display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.ci-icon svg { width: 22px; height: 22px; }
.ci-item .t { font-size: 13px; color: var(--ink-3); }
.ci-item .v { font-size: 16px; font-weight: 600; color: var(--ink); margin-top: 2px; }

/* ---------- 表单 ---------- */
.form-panel { border: 1px solid var(--line); background: var(--bg-soft); padding: 36px; }
.form-panel h3 { font-size: 20px; font-weight: 700; margin-bottom: 6px; }
.form-panel .fp-sub { font-size: 13px; color: var(--ink-3); margin-bottom: 26px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-grid .full { grid-column: 1 / -1; }
.form-field label { display: block; font-size: 13px; font-weight: 600; color: var(--ink); margin-bottom: 6px; }
.form-field label .req { color: #C0392B; }
.form-field input, .form-field textarea, .form-field select {
  width: 100%; padding: 11px 14px; border: 1px solid #C9CFD9; border-radius: var(--radius);
  font-size: 14px; font-family: inherit; background: #fff; color: var(--ink); transition: .2s;
}
.form-field input:focus, .form-field textarea:focus, .form-field select:focus {
  outline: none; border-color: var(--brand); box-shadow: 0 0 0 3px rgba(20,80,154,.12);
}
.form-field textarea { min-height: 120px; resize: vertical; }
.form-error { color: #C0392B; font-size: 12px; margin-top: 4px; display: none; }
.form-field.invalid input, .form-field.invalid textarea { border-color: #C0392B; }
.form-field.invalid .form-error { display: block; }
.form-msg { display: none; padding: 14px 18px; font-size: 14px; margin-bottom: 18px; border-radius: var(--radius); }
.form-msg.ok { display: block; background: #E8F5EC; color: #1E7A3C; border: 1px solid #BFE3CC; }
.form-msg.err { display: block; background: #FDECEC; color: #C0392B; border: 1px solid #F2C4C4; }

/* ---------- 咨询横幅 ---------- */
.cta-banner { background: var(--brand); color: #fff; padding: 56px 0; }
.cta-banner .container { display: flex; align-items: center; justify-content: space-between; gap: 32px; flex-wrap: wrap; }
.cta-banner h2 { font-size: 26px; font-weight: 700; margin-bottom: 6px; }
.cta-banner p { color: rgba(255,255,255,.8); }
.cta-banner .btn-white { border-color: #fff; }

/* ---------- 页脚 ---------- */
.site-footer { background: var(--bg-dark); color: rgba(255,255,255,.7); padding: 64px 0 0; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1.4fr; gap: 48px; padding-bottom: 48px; }
.footer-grid h4 { color: #fff; font-size: 15px; font-weight: 700; margin-bottom: 20px; letter-spacing: 1px; }
.footer-grid p { font-size: 13px; line-height: 1.9; }
.footer-links li { margin-bottom: 10px; }
.footer-links a { color: rgba(255,255,255,.6); font-size: 13px; }
.footer-links a:hover { color: #fff; }
.footer-contact li { font-size: 13px; margin-bottom: 12px; display: flex; gap: 8px; }
.footer-contact .k { color: rgba(255,255,255,.42); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.1); padding: 18px 0; font-size: 12px; color: rgba(255,255,255,.4); }
.footer-bottom .container { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; }

/* ---------- 404 ---------- */
.err-wrap { text-align: center; padding: 120px 24px; }
.err-wrap .code { font-size: 120px; font-weight: 800; color: var(--brand); line-height: 1; letter-spacing: 4px; }
.err-wrap h1 { font-size: 26px; margin: 20px 0 12px; }
.err-wrap p { color: var(--ink-3); margin-bottom: 32px; }

/* ---------- 滚动显现 ---------- */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .7s ease, transform .7s ease; }
.reveal.seen { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
}

/* ---------- 响应式 ---------- */
@media (max-width: 1024px) {
  .services-grid { grid-template-columns: repeat(3, 1fr); }
  .svc-cell:nth-child(5n) { border-right: 1px solid var(--line); }
  .svc-cell:nth-child(3n) { border-right: 0; }
  .svc-cell:nth-child(n+4) { border-bottom: 0; }
  .detail-grid { grid-template-columns: 1fr; }
  .spec-panel { position: static; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .hero-slider, .hero-content { height: 500px; }
  .hero h1 { font-size: 38px; }
}
@media (max-width: 768px) {
  .topbar .tb-right { display: none; }
  .main-nav {
    position: fixed; top: 0; right: -280px; width: 280px; height: 100vh;
    background: #fff; flex-direction: column; gap: 0; padding: 88px 32px 32px;
    box-shadow: -12px 0 40px rgba(0,0,0,.12); transition: right .3s; z-index: 200;
  }
  .main-nav.open { right: 0; }
  .main-nav a { padding: 14px 0; border-bottom: 1px solid var(--line); font-size: 16px; width: 100%; }
  .nav-toggle { display: flex; }
  .nav-cta .btn { display: none; }
  .nav-overlay { position: fixed; inset: 0; background: rgba(10,14,20,.5); z-index: 150; display: none; }
  .nav-overlay.show { display: block; }
  .section { padding: 60px 0; }
  .hero-slider, .hero-content { height: 440px; }
  .hero h1 { font-size: 30px; }
  .hero-sub { font-size: 14px; }
  .stats-strip .container { grid-template-columns: repeat(2, 1fr); }
  .stat { border-left: 0; border-bottom: 1px solid rgba(255,255,255,.08); }
  .case-grid, .news-grid, .related-grid { grid-template-columns: 1fr; }
  .about-split { grid-template-columns: 1fr; gap: 40px; }
  .value-grid { grid-template-columns: repeat(2, 1fr); }
  .value-cell:nth-child(2) { border-right: 0; }
  .svc-row { grid-template-columns: 1fr; }
  .svc-row .left { border-right: 0; border-bottom: 1px solid var(--line); }
  .contact-grid { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .cta-banner .container { flex-direction: column; text-align: center; }
}
@media (max-width: 480px) {
  .hero h1 { font-size: 26px; }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .svc-cell:nth-child(2n) { border-right: 0; }
  .svc-cell:nth-child(3n) { border-right: 1px solid var(--line); }
}