/* =====================================================
   中科磐曜 PETRASOLAR ENERGY 官网样式
   明亮科技风 · 品牌橙红 #E8503A
   ===================================================== */
:root {
  --brand: #e8503a;
  --brand-dark: #c93a26;
  --brand-soft: #fdeeeb;
  --ink: #1f2937;
  --ink-2: #4b5563;
  --ink-3: #8a94a3;
  --bg: #ffffff;
  --bg-soft: #f6f8fb;
  --line: #e8ecf2;
  --blue: #2563eb;
  --radius: 14px;
  --shadow: 0 10px 30px rgba(23, 35, 61, 0.08);
  --shadow-lg: 0 18px 50px rgba(23, 35, 61, 0.14);
  --header-h: 68px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: "PingFang SC", "Microsoft YaHei", "Segoe UI", system-ui, -apple-system, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul, ol { list-style: none; }
.nowrap { white-space: nowrap; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

section[id] { scroll-margin-top: calc(var(--header-h) + 8px); }

/* ---------- 按钮 ---------- */
.btn {
  display: inline-block; padding: 13px 34px; border-radius: 999px;
  font-size: 16px; font-weight: 600; transition: all .25s ease; cursor: pointer; border: none;
}
.btn-primary { background: var(--brand); color: #fff; box-shadow: 0 8px 22px rgba(232, 80, 58, .32); }
.btn-primary:hover { background: var(--brand-dark); transform: translateY(-2px); }
.btn-ghost { background: transparent; color: var(--ink); border: 1.5px solid #cfd6e0; }
.btn-ghost:hover { border-color: var(--brand); color: var(--brand); }
.btn-block { width: 100%; }

/* ---------- 顶部导航 ---------- */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  height: var(--header-h);
  background: rgba(255, 255, 255, .92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: box-shadow .3s ease, border-color .3s ease;
}
.site-header.scrolled { box-shadow: 0 4px 24px rgba(23, 35, 61, .09); border-color: var(--line); }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: var(--header-h); }
.brand img { height: 42px; width: auto; }
.nav { display: flex; align-items: center; gap: 34px; }
.nav a { font-size: 15.5px; font-weight: 500; color: var(--ink-2); position: relative; padding: 6px 0; transition: color .2s; }
.nav a::after {
  content: ""; position: absolute; left: 0; bottom: 0; width: 0; height: 2px;
  background: var(--brand); border-radius: 2px; transition: width .25s ease;
}
.nav a:hover { color: var(--ink); }
.nav a:hover::after { width: 100%; }
.nav a.nav-cta {
  background: var(--brand); color: #fff; padding: 9px 22px; border-radius: 999px; font-weight: 600;
}
.nav a.nav-cta::after { display: none; }
.nav a.nav-cta:hover { background: var(--brand-dark); }

.nav-toggle { display: none; background: none; border: none; cursor: pointer; padding: 8px; }
.nav-toggle span { display: block; width: 24px; height: 2.5px; background: var(--ink); margin: 5px 0; border-radius: 2px; transition: all .3s; }
.nav-toggle.open span:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }

/* ---------- 首屏 ---------- */
.hero {
  padding: calc(var(--header-h) + 64px) 0 0;
  background:
    radial-gradient(900px 500px at 88% 8%, rgba(37, 99, 235, .07), transparent 60%),
    radial-gradient(800px 520px at 8% 90%, rgba(232, 80, 58, .08), transparent 60%),
    linear-gradient(180deg, #fbfcff 0%, #f4f7fc 100%);
  overflow: hidden;
}
.hero-inner { display: grid; grid-template-columns: 1.05fr .95fr; gap: 48px; align-items: center; padding-bottom: 56px; }
.hero-eyebrow { color: var(--brand); font-weight: 700; letter-spacing: 1px; font-size: 15px; margin-bottom: 18px; }
.hero-copy h1 {
  font-size: clamp(34px, 4.6vw, 56px); line-height: 1.22; letter-spacing: 1px;
  background: linear-gradient(120deg, #17233d 30%, #3b4a6b 70%);
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
.hero-copy h1 .dot { -webkit-text-fill-color: var(--brand); }
.hero-sub { margin: 22px 0 34px; font-size: 17px; color: var(--ink-2); max-width: 540px; }
.hero-sub strong { color: var(--brand); }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-visual { position: relative; }
.hero-visual img { border-radius: 18px; box-shadow: var(--shadow-lg); width: 100%; }
.hero-badge {
  position: absolute; left: -22px; bottom: 26px;
  background: rgba(255, 255, 255, .96); border-radius: 14px; box-shadow: var(--shadow-lg);
  padding: 14px 22px; display: flex; flex-direction: column; border-left: 4px solid var(--brand);
}
.hb-num { font-size: 26px; font-weight: 800; color: var(--brand); line-height: 1.2; }
.hb-label { font-size: 12.5px; color: var(--ink-3); }

.hero-stats { background: #fff; border-top: 1px solid var(--line); box-shadow: 0 -10px 30px rgba(23,35,61,.04); }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.stat { text-align: center; padding: 30px 12px; border-left: 1px solid var(--line); }
.stat:first-child { border-left: none; }
.stat-num { font-size: 40px; font-weight: 800; color: var(--ink); line-height: 1.1; font-variant-numeric: tabular-nums; }
.stat-num em { font-style: normal; font-size: 20px; color: var(--brand); margin-left: 4px; font-weight: 700; }
.stat p { color: var(--ink-3); font-size: 14px; margin-top: 6px; }

/* ---------- 通用区块 ---------- */
.section { padding: 88px 0; }
.section:nth-of-type(even) { background: var(--bg-soft); }
.section-head { text-align: center; margin-bottom: 52px; }
.section-head.sub { margin-top: 72px; }
.section-eyebrow { color: var(--brand); font-weight: 800; letter-spacing: 3px; font-size: 13px; margin-bottom: 10px; }
.section-head h2, .section-head h3 { font-size: clamp(26px, 3vw, 36px); color: var(--ink); letter-spacing: 1px; }
.section-desc { color: var(--ink-3); margin-top: 12px; font-size: 16px; }

/* ---------- 关于我们 ---------- */
.about-grid { display: grid; grid-template-columns: 1fr 1.05fr; gap: 52px; align-items: center; }
.about-copy p { margin-bottom: 16px; color: var(--ink-2); font-size: 16.5px; }
.about-copy strong { color: var(--ink); }
.about-points { margin-top: 20px; }
.about-points li { display: flex; align-items: center; gap: 12px; padding: 7px 0; color: var(--ink-2); font-weight: 500; }
.about-points i { width: 10px; height: 10px; border-radius: 50%; background: var(--brand); flex: none; box-shadow: 0 0 0 4px var(--brand-soft); }
.about-pics { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.about-pics figure, .prodline, .apps-banner, .apps-space { margin: 0; }
.about-pics img { border-radius: var(--radius); box-shadow: var(--shadow); height: 250px; width: 100%; object-fit: cover; }
.about-pics figcaption { font-size: 13px; color: var(--ink-3); text-align: center; margin-top: 8px; }

.prodline { margin-top: 56px; }
.prodline img { border-radius: var(--radius); box-shadow: var(--shadow); border: 1px solid var(--line); }
.prodline figcaption { text-align: center; font-size: 13.5px; color: var(--ink-3); margin-top: 10px; }

/* ---------- 时间线 ---------- */
.timeline { display: grid; grid-template-columns: repeat(6, 1fr); gap: 14px; position: relative; counter-reset: step; }
.timeline::before { content: none; }
.timeline li {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 18px 16px 16px; position: relative; box-shadow: 0 4px 14px rgba(23,35,61,.05);
}
.timeline li::before {
  content: ""; position: absolute; top: -7px; left: 22px; width: 14px; height: 14px;
  background: var(--brand); border-radius: 50%; box-shadow: 0 0 0 4px var(--brand-soft);
}
.tl-date { display: block; color: var(--brand); font-weight: 800; font-size: 17px; margin-bottom: 4px; }
.tl-text { font-size: 13.5px; color: var(--ink-2); line-height: 1.55; display: block; }

/* ---------- 核心技术 ---------- */
.tech-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.tech-card {
  background: #fff; border-radius: var(--radius); padding: 34px 30px; box-shadow: var(--shadow);
  border-top: 4px solid transparent; transition: transform .25s ease, box-shadow .25s ease, border-color .25s;
}
.tech-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-top-color: var(--brand); }
.tech-icon {
  width: 58px; height: 58px; border-radius: 14px; background: var(--brand-soft);
  display: flex; align-items: center; justify-content: center; margin-bottom: 20px;
}
.tech-icon svg { width: 30px; height: 30px; color: var(--brand); }
.tech-card h3 { font-size: 20px; margin-bottom: 10px; }
.tech-card p { color: var(--ink-2); font-size: 15px; }
.tech-card strong { color: var(--brand-dark); }

.tech-detail {
  margin-top: 60px;
  display: grid;
  grid-template-columns: .92fr 1.08fr;
  grid-template-rows: auto 1fr 1fr;
  gap: 24px 44px;
  align-items: stretch;
}
.tech-left, .tech-data { display: contents; }
.tech-data h3 { grid-column: 1 / -1; grid-row: 1; text-align: center; align-self: center; margin-bottom: 0; }
.tech-structure { grid-column: 1; grid-row: 2; }
.tech-aging { grid-column: 1; grid-row: 3; }
.tech-data .data-block:first-of-type { grid-column: 2; grid-row: 2; }
.tech-data .data-block:last-of-type { grid-column: 2; grid-row: 3; }
.tech-structure, .tech-aging { background: #fff; border-radius: var(--radius); padding: 26px; box-shadow: var(--shadow); border: 1px solid var(--line); margin: 0; }
.tech-aging img { border-radius: 8px; }
.tech-aging figcaption { text-align: center; font-size: 13.5px; color: var(--ink-3); margin-top: 14px; line-height: 1.6; }
.tech-structure img { border-radius: 8px; }
.tech-structure figcaption { text-align: center; font-size: 13.5px; color: var(--ink-3); margin-top: 14px; }

.tech-data h3 { font-size: 22px; margin-bottom: 4px; }
.data-block { background: #fff; border-radius: var(--radius); padding: 24px 26px; box-shadow: var(--shadow); }
.data-block h4 { font-size: 16.5px; margin-bottom: 16px; display: flex; align-items: center; gap: 10px; }
.tag { font-size: 12px; font-weight: 700; color: #fff; border-radius: 6px; padding: 2px 9px; }
.tag-red { background: var(--brand); }
.tag-blue { background: var(--blue); }
.data-list li { display: flex; align-items: baseline; gap: 16px; padding: 9px 0; border-top: 1px dashed var(--line); }
.data-list li:first-child { border-top: none; }
.data-list b { color: var(--brand); font-size: 20px; min-width: 92px; font-variant-numeric: tabular-nums; }
.data-list span { color: var(--ink-2); font-size: 14.5px; }

.ip-bar {
  margin-top: 56px; background: linear-gradient(120deg, #17233d, #2a3b5e);
  border-radius: var(--radius); padding: 30px 40px; display: flex; align-items: center; justify-content: space-around; gap: 20px;
}
.ip-item { text-align: center; }
.ip-item strong { display: block; font-size: 30px; color: #fff; font-weight: 800; }
.ip-item span { color: rgba(255,255,255,.72); font-size: 14px; }
.ip-divider { width: 1px; height: 44px; background: rgba(255,255,255,.18); }

/* ---------- 产品中心 ---------- */
.product-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; align-items: stretch; }
.product-card {
  background: #fff; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow);
  border: 1px solid var(--line); display: flex; flex-direction: column; transition: transform .25s, box-shadow .25s;
}
.product-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.product-card.featured { border: 2px solid var(--brand); }
.pc-head { padding: 24px 24px 18px; color: #fff; position: relative; }
.pc-rigid { background: linear-gradient(130deg, #33415c, #55677f); }
.pc-flex { background: linear-gradient(130deg, var(--brand), #f07a5f); }
.pc-tandem { background: linear-gradient(130deg, #1e3a8a, #3b62c4); }
.pc-tag {
  position: absolute; right: 16px; top: 16px; font-size: 12px; font-weight: 600;
  background: rgba(255,255,255,.18); border: 1px solid rgba(255,255,255,.4); padding: 2px 10px; border-radius: 999px;
}
.pc-head h3 { font-size: 19px; margin-bottom: 6px; letter-spacing: .5px; }
.pc-eff { font-size: 13.5px; opacity: .92; }
.pc-eff b { font-size: 20px; margin-right: 4px; }
.spec { width: 100%; border-collapse: collapse; font-size: 13.8px; flex: 1; }
.spec td { padding: 8.5px 24px; border-top: 1px dashed var(--line); color: var(--ink-2); }
.spec td:first-child { color: var(--ink-3); width: 42%; }
.spec td:last-child { text-align: right; font-weight: 600; color: var(--ink); }
.pc-note { padding: 14px 24px 20px; font-size: 13px; color: var(--ink-3); border-top: 1px solid var(--line); background: #fafbfd; }

/* 自研材料 */
.material-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 26px; margin-top: 40px; }
.material-card { background: #fff; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); border: 1px solid var(--line); }
.mc-media { height: 240px; overflow: hidden; }
.mc-media img { width: 100%; height: 100%; object-fit: cover; }
.mc-media-alt { background: linear-gradient(120deg, #f3f6fb, #e8eef8); }
.mc-media-alt img { object-fit: contain; padding: 18px; }
.mc-body { padding: 24px 26px 26px; }
.mc-body h4 { font-size: 20px; margin-bottom: 6px; }
.mc-key { color: var(--brand); font-size: 13.5px; font-weight: 600; margin-bottom: 18px; }
.cost-compare { display: grid; gap: 10px; margin-bottom: 16px; }
.cc-row { display: grid; grid-template-columns: 130px 1fr auto; align-items: center; gap: 12px; font-size: 13px; }
.cc-row span { color: var(--ink-2); }
.cc-row b { color: var(--ink); white-space: nowrap; font-variant-numeric: tabular-nums; }
.cc-bar { background: #eef1f6; border-radius: 999px; height: 12px; overflow: hidden; }
.cc-bar i { display: block; height: 100%; border-radius: 999px; background: #b9c3d3; }
.cc-ours span, .cc-ours b { color: var(--brand); font-weight: 700; }
.cc-ours .cc-bar i { background: linear-gradient(90deg, var(--brand), #f07a5f); }
.mc-note { font-size: 13.5px; color: var(--ink-2); }
.mc-note b { color: var(--brand); }

/* ---------- 应用场景 ---------- */
.apps-banner { border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-lg); position: relative; }
.apps-banner img { width: 100%; }
.apps-banner figcaption {
  position: absolute; left: 0; right: 0; bottom: 0; padding: 14px 24px; color: #fff; font-size: 14px;
  background: linear-gradient(transparent, rgba(10, 16, 28, .72));
}
.apps-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; margin-top: 40px; }
.app-card {
  background: #fff; border-radius: var(--radius); padding: 26px 24px; box-shadow: var(--shadow);
  border: 1px solid var(--line); position: relative; transition: transform .25s, box-shadow .25s;
}
.app-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); }
.app-stage { position: absolute; top: 20px; right: 20px; font-size: 12px; font-weight: 700; padding: 3px 10px; border-radius: 999px; }
.app-stage.now { background: var(--brand-soft); color: var(--brand); }
.app-stage.next { background: #eaf1fd; color: var(--blue); }
.app-card h4 { font-size: 17.5px; margin-bottom: 8px; padding-right: 64px; }
.app-card p { font-size: 13.8px; color: var(--ink-2); }
.apps-space { margin-top: 40px; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); position: relative; }
.apps-space img { width: 100%; height: 340px; object-fit: cover; }
.apps-space figcaption {
  position: absolute; inset: 0; display: flex; align-items: flex-end; padding: 22px 28px; color: #fff; font-size: 15px; letter-spacing: 2px;
  background: linear-gradient(transparent 40%, rgba(10, 16, 28, .65));
}

/* ---------- 企业荣誉 ---------- */
.honor-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 44px; align-items: center; }
.honor-card { background: #fff; border-radius: var(--radius); padding: 22px; box-shadow: var(--shadow); border: 1px solid var(--line); margin: 0; }
.honor-card img { border-radius: 8px; }
.honor-card figcaption { font-size: 13.5px; color: var(--ink-2); margin-top: 14px; text-align: center; }
.honor-card b { color: var(--brand); }
.honor-copy h3 { font-size: 22px; margin-bottom: 12px; }
.honor-copy p { color: var(--ink-2); font-size: 15.5px; margin-bottom: 20px; }
.honor-lab img { border-radius: var(--radius); box-shadow: var(--shadow); }
.honor-lab figcaption { font-size: 13px; color: var(--ink-3); text-align: center; margin-top: 8px; }

/* ---------- 联系我们 ---------- */
.contact-grid { display: grid; grid-template-columns: .85fr 1.15fr; gap: 44px; align-items: start; }
.contact-info { display: grid; gap: 22px; }
.ci-item { background: #fff; border: 1px solid var(--line); border-left: 4px solid var(--brand); border-radius: var(--radius); padding: 22px 26px; box-shadow: var(--shadow); }
.ci-item h4 { font-size: 15px; color: var(--ink-3); margin-bottom: 6px; letter-spacing: 1px; }
.ci-item p { font-size: 16.5px; font-weight: 600; color: var(--ink); }
.ci-item a { color: var(--brand); }
.ci-item p:last-child { margin-top: 0; }

.contact-form { background: #fff; border-radius: var(--radius); padding: 32px 34px; box-shadow: var(--shadow); border: 1px solid var(--line); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.contact-form label { display: block; font-size: 14px; font-weight: 600; color: var(--ink-2); margin-bottom: 16px; }
.contact-form input, .contact-form select, .contact-form textarea {
  width: 100%; margin-top: 7px; padding: 12px 14px; border: 1.5px solid var(--line); border-radius: 10px;
  font-size: 14.5px; font-family: inherit; color: var(--ink); background: var(--bg-soft); transition: border-color .2s, background .2s;
}
.contact-form input:focus, .contact-form select:focus, .contact-form textarea:focus {
  outline: none; border-color: var(--brand); background: #fff; box-shadow: 0 0 0 3px rgba(232,80,58,.12);
}
.contact-form textarea { resize: vertical; }
.form-tip { margin-top: 12px; font-size: 13.5px; text-align: center; min-height: 20px; }
.form-tip.ok { color: #16a34a; }
.form-tip.err { color: var(--brand); }

/* ---------- 页脚 ---------- */
.site-footer { background: #17233d; color: rgba(255,255,255,.78); padding: 54px 0 0; }
.footer-grid { display: grid; grid-template-columns: 1.3fr 1fr 1.2fr; gap: 40px; padding-bottom: 36px; }
.f-brand img { height: 74px; width: auto; border-radius: 10px; margin-bottom: 14px; }
.f-brand h4 { color: #fff; font-size: 17px; letter-spacing: 1px; }
.f-en { color: var(--brand); font-weight: 700; letter-spacing: 2px; font-size: 13px; margin: 2px 0 8px; }
.f-slogan { font-size: 13.5px; color: rgba(255,255,255,.55); }
.site-footer h5 { color: #fff; font-size: 15px; margin-bottom: 14px; letter-spacing: 1px; }
.f-nav { display: grid; gap: 8px; }
.f-nav a { font-size: 14px; color: rgba(255,255,255,.62); transition: color .2s; }
.f-nav a:hover { color: var(--brand); }
.f-contact p { font-size: 14px; margin-bottom: 8px; color: rgba(255,255,255,.62); }
.copyright { border-top: 1px solid rgba(255,255,255,.1); padding: 18px 24px; text-align: center; }
.copyright p { font-size: 13px; color: rgba(255,255,255,.42); }

/* ---------- 动效 ---------- */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .7s ease, transform .7s ease; }
.reveal.visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
}

/* ---------- 响应式 ---------- */
@media (max-width: 1024px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero-visual { max-width: 620px; }
  .about-grid, .honor-grid, .contact-grid { grid-template-columns: 1fr; }
  .tech-detail { grid-template-columns: 1fr; grid-template-rows: none; gap: 24px; }
  .tech-left { display: grid; gap: 24px; }
  .tech-data { display: grid; gap: 24px; }
  .tech-data h3 { text-align: center; }
  .tech-structure, .tech-aging, .tech-data h3, .tech-data .data-block { grid-column: auto; grid-row: auto; }
  .product-grid { grid-template-columns: 1fr; max-width: 560px; margin: 0 auto; }
  .material-grid { grid-template-columns: 1fr; }
  .apps-grid { grid-template-columns: 1fr 1fr; }
  .timeline { grid-template-columns: repeat(3, 1fr); }
  .team-strip { grid-template-columns: 1fr; text-align: center; }
}

@media (max-width: 860px) {
  .nav {
    position: fixed; top: var(--header-h); right: 0; left: 0;
    background: #fff; flex-direction: column; gap: 0;
    box-shadow: 0 16px 30px rgba(23,35,61,.12); border-top: 1px solid var(--line);
    max-height: 0; overflow: hidden; transition: max-height .35s ease;
  }
  .nav.open { max-height: 420px; }
  .nav a { width: 100%; text-align: center; padding: 15px 0; border-bottom: 1px solid var(--line); }
  .nav a.nav-cta { margin: 12px auto 16px; width: auto; padding: 10px 34px; border-bottom: none; }
  .nav-toggle { display: block; }
}

@media (max-width: 640px) {
  .section { padding: 62px 0; }
  .brand img { height: 34px; }
  .hero { padding-top: calc(var(--header-h) + 40px); }
  .hero-badge { left: 12px; bottom: 14px; padding: 10px 16px; }
  .hb-num { font-size: 20px; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .stat { border-left: none; border-top: 1px solid var(--line); }
  .stat:nth-child(-n+2) { border-top: none; }
  .stat:nth-child(even) { border-left: 1px solid var(--line); }
  .stat-num { font-size: 30px; }
  .about-pics { grid-template-columns: 1fr; }
  .about-pics img { height: 200px; }
  .apps-grid { grid-template-columns: 1fr; }
  .timeline { grid-template-columns: 1fr 1fr; }
  .tech-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .ip-bar { flex-direction: column; padding: 26px 20px; }
  .ip-divider { width: 44px; height: 1px; }
  .cc-row { grid-template-columns: 96px 1fr auto; font-size: 12px; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
}