/* BRICSDIP — 金砖数字产业平台 */
:root {
  --bg-deep: #061018;
  --bg-base: #0a1824;
  --bg-elevated: #0f2433;
  --bg-card: rgba(15, 40, 55, 0.72);
  --bg-glass: rgba(12, 32, 48, 0.55);
  --line: rgba(120, 180, 200, 0.16);
  --line-strong: rgba(0, 196, 180, 0.35);
  --text: #e8f1f5;
  --text-muted: #8aa3b0;
  --text-dim: #5e7685;
  --accent: #00c4b4;
  --accent-2: #3dd6ff;
  --gold: #d4a84b;
  --gold-soft: rgba(212, 168, 75, 0.18);
  --danger: #ff6b6b;
  --success: #3ecf8e;
  --warn: #f0a500;
  --radius: 14px;
  --radius-sm: 8px;
  --shadow: 0 20px 60px rgba(0, 0, 0, 0.35);
  --font-display: "Sora", "Noto Sans SC", system-ui, sans-serif;
  --font-body: "Noto Sans SC", "Sora", system-ui, sans-serif;
  --nav-h: 72px;
  --container: 1180px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  background: var(--bg-deep);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button, input, select, textarea { font: inherit; color: inherit; }
ul, ol { list-style: none; }

.container { width: min(100% - 40px, var(--container)); margin-inline: auto; }
.container-wide { width: min(100% - 40px, 1360px); margin-inline: auto; }

/* —— Atmosphere —— */
.site-bg {
  position: fixed; inset: 0; z-index: -2; pointer-events: none;
  background:
    radial-gradient(ellipse 80% 50% at 10% -10%, rgba(0, 196, 180, 0.18), transparent 55%),
    radial-gradient(ellipse 60% 40% at 90% 10%, rgba(61, 214, 255, 0.12), transparent 50%),
    radial-gradient(ellipse 50% 60% at 50% 100%, rgba(212, 168, 75, 0.08), transparent 55%),
    linear-gradient(180deg, #061018 0%, #0a1824 40%, #07141e 100%);
}
.site-bg::after {
  content: "";
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(0, 196, 180, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 196, 180, 0.03) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse at center, black 20%, transparent 75%);
  opacity: 0.5;
}

/* —— Typography —— */
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-display);
  font-size: 12px; font-weight: 600; letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--accent);
}
.eyebrow::before {
  content: ""; width: 18px; height: 1px; background: var(--accent);
}
h1, h2, h3, .display {
  font-family: var(--font-display);
  font-weight: 600; line-height: 1.2; letter-spacing: -0.02em;
}
.display-xl { font-size: clamp(2.4rem, 5vw, 3.8rem); }
.display-lg { font-size: clamp(1.8rem, 3.5vw, 2.6rem); }
.lead { font-size: 1.05rem; color: var(--text-muted); max-width: 52ch; }

/* —— Buttons —— */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 22px; border-radius: 999px; border: 1px solid transparent;
  font-family: var(--font-display); font-size: 14px; font-weight: 600;
  cursor: pointer; transition: transform 0.25s var(--ease), background 0.25s, border-color 0.25s, box-shadow 0.25s;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary {
  background: linear-gradient(135deg, var(--accent), #009e9a);
  color: #042018; box-shadow: 0 8px 28px rgba(0, 196, 180, 0.28);
}
.btn-primary:hover { box-shadow: 0 12px 36px rgba(0, 196, 180, 0.4); }
.btn-ghost {
  background: transparent; border-color: var(--line); color: var(--text);
}
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }
.btn-gold {
  background: linear-gradient(135deg, #e0b65a, #b8892e);
  color: #1a1205;
}
.btn-sm { padding: 8px 14px; font-size: 13px; }
.btn-block { width: 100%; }

/* —— Nav —— */
.site-header {
  position: sticky; top: 0; z-index: 100;
  height: var(--nav-h);
  backdrop-filter: blur(16px);
  background: rgba(6, 16, 24, 0.78);
  border-bottom: 1px solid var(--line);
}
.nav {
  height: 100%;
  display: flex; align-items: center; justify-content: space-between; gap: 20px;
}
.brand {
  display: flex; align-items: center; gap: 12px; flex-shrink: 0;
}
.brand-mark {
  width: 40px; height: 40px; border-radius: 10px;
  background: linear-gradient(145deg, var(--accent), var(--accent-2));
  display: grid; place-items: center;
  font-family: var(--font-display); font-weight: 700; font-size: 13px; color: #042018;
  box-shadow: 0 0 24px rgba(0, 196, 180, 0.35);
}
.brand-text { display: flex; flex-direction: column; line-height: 1.15; }
.brand-text strong { font-family: var(--font-display); font-size: 15px; letter-spacing: 0.02em; }
.brand-text span { font-size: 11px; color: var(--text-muted); letter-spacing: 0.04em; }

.nav-links {
  display: flex; align-items: center; gap: 4px; flex-wrap: wrap;
}
.nav-links a {
  padding: 8px 12px; border-radius: 8px;
  font-size: 13px; color: var(--text-muted);
  transition: color 0.2s, background 0.2s;
}
.nav-links a:hover, .nav-links a.active {
  color: var(--text); background: rgba(0, 196, 180, 0.08);
}
.nav-actions { display: flex; align-items: center; gap: 10px; }
.lang-select {
  background: var(--bg-elevated); border: 1px solid var(--line);
  border-radius: 8px; padding: 7px 10px; font-size: 12px; color: var(--text-muted);
  cursor: pointer;
}
.nav-toggle {
  display: none; width: 40px; height: 40px; border: 1px solid var(--line);
  border-radius: 8px; background: transparent; cursor: pointer; color: var(--text);
}

/* —— Hero —— */
.hero {
  position: relative;
  min-height: calc(100vh - var(--nav-h));
  display: flex; align-items: center;
  padding: 60px 0 80px;
  overflow: hidden;
}
.hero-visual {
  position: absolute; inset: 0; z-index: 0;
  background:
    linear-gradient(105deg, rgba(6, 16, 24, 0.92) 0%, rgba(6, 16, 24, 0.55) 45%, rgba(6, 16, 24, 0.75) 100%),
    url("https://images.unsplash.com/photo-1581091226825-a6a2a5aee158?auto=format&fit=crop&w=1920&q=80") center/cover no-repeat;
}
.hero-visual::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 60%, var(--bg-deep) 100%);
}
.hero-content { position: relative; z-index: 1; max-width: 680px; }
.hero h1 {
  margin: 18px 0 16px;
  background: linear-gradient(120deg, #fff 30%, var(--accent-2) 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.hero-stats {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px;
  margin-top: 48px; max-width: 720px;
}
.stat-item {
  padding: 16px 0; border-top: 1px solid var(--line);
}
.stat-item b {
  display: block; font-family: var(--font-display);
  font-size: 1.6rem; color: var(--accent); font-weight: 600;
}
.stat-item span { font-size: 12px; color: var(--text-muted); }

/* —— Sections —— */
.section { padding: 88px 0; }
.section-head {
  display: flex; flex-wrap: wrap; align-items: end; justify-content: space-between;
  gap: 20px; margin-bottom: 40px;
}
.section-head h2 { margin-top: 10px; }

/* —— Cards / Modules —— */
.module-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px;
}
.module-card {
  position: relative;
  padding: 28px 24px;
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  backdrop-filter: blur(10px);
  transition: border-color 0.3s, transform 0.3s var(--ease), box-shadow 0.3s;
  overflow: hidden;
}
.module-card::before {
  content: "";
  position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  opacity: 0; transition: opacity 0.3s;
}
.module-card:hover {
  transform: translateY(-4px);
  border-color: var(--line-strong);
  box-shadow: var(--shadow);
}
.module-card:hover::before { opacity: 1; }
.module-icon {
  width: 44px; height: 44px; border-radius: 12px;
  display: grid; place-items: center; margin-bottom: 18px;
  background: rgba(0, 196, 180, 0.12); color: var(--accent);
  font-size: 20px;
}
.module-card h3 { font-size: 1.05rem; margin-bottom: 8px; }
.module-card p { font-size: 13px; color: var(--text-muted); margin-bottom: 16px; }
.module-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.tag {
  display: inline-flex; align-items: center;
  padding: 3px 9px; border-radius: 999px;
  font-size: 11px; font-weight: 500;
  background: rgba(0, 196, 180, 0.1); color: var(--accent); border: 1px solid rgba(0, 196, 180, 0.2);
}
.tag-gold { background: var(--gold-soft); color: var(--gold); border-color: rgba(212, 168, 75, 0.3); }
.tag-urgent { background: rgba(255, 107, 107, 0.12); color: var(--danger); border-color: rgba(255, 107, 107, 0.3); }
.tag-match { background: rgba(62, 207, 142, 0.12); color: var(--success); border-color: rgba(62, 207, 142, 0.3); }
.tag-muted { background: rgba(138, 163, 176, 0.1); color: var(--text-muted); border-color: var(--line); }

/* —— Pillars / values —— */
.pillars {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px;
}
.pillar {
  padding: 36px 28px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: linear-gradient(160deg, rgba(0, 196, 180, 0.08), transparent 60%);
}
.pillar .num {
  font-family: var(--font-display); font-size: 2.4rem; color: var(--gold);
  opacity: 0.7; margin-bottom: 12px;
}
.pillar h3 { margin-bottom: 10px; }
.pillar p { color: var(--text-muted); font-size: 14px; }

/* —— Page banner —— */
.page-banner {
  position: relative; padding: 56px 0 40px;
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}
.page-banner::before {
  content: "";
  position: absolute; inset: 0; z-index: 0;
  background:
    radial-gradient(ellipse 50% 80% at 100% 0%, rgba(0, 196, 180, 0.15), transparent),
    linear-gradient(180deg, rgba(15, 36, 51, 0.6), transparent);
}
.page-banner .container { position: relative; z-index: 1; }
.page-banner h1 { margin: 12px 0 10px; font-size: clamp(1.8rem, 3vw, 2.4rem); }
.page-banner p { color: var(--text-muted); max-width: 60ch; }

/* —— Filters / toolbar —— */
.toolbar {
  display: flex; flex-wrap: wrap; gap: 12px; align-items: center;
  padding: 20px 0; margin-bottom: 8px;
}
.search-box {
  flex: 1; min-width: 200px; position: relative;
}
.search-box input {
  width: 100%; padding: 11px 14px 11px 40px;
  background: var(--bg-elevated); border: 1px solid var(--line);
  border-radius: var(--radius-sm); outline: none;
  transition: border-color 0.2s;
}
.search-box input:focus { border-color: var(--accent); }
.search-box::before {
  content: "⌕"; position: absolute; left: 14px; top: 50%; transform: translateY(-50%);
  color: var(--text-dim); font-size: 16px;
}
.filter-select {
  padding: 10px 12px; background: var(--bg-elevated);
  border: 1px solid var(--line); border-radius: var(--radius-sm);
  min-width: 130px; cursor: pointer;
}

/* —— Listing cards —— */
.list-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.list-card {
  background: var(--bg-card); border: 1px solid var(--line);
  border-radius: var(--radius); overflow: hidden;
  transition: border-color 0.25s, transform 0.25s var(--ease);
}
.list-card:hover { border-color: var(--line-strong); transform: translateY(-3px); }
.list-card-media {
  height: 140px;
  background: linear-gradient(135deg, #0f3040, #0a2030);
  position: relative;
  display: flex; align-items: end; padding: 12px;
}
.list-card-body { padding: 18px 18px 20px; }
.list-card-body h3 { font-size: 15px; margin: 8px 0; }
.list-meta {
  display: flex; flex-wrap: wrap; gap: 10px 16px;
  font-size: 12px; color: var(--text-muted); margin: 12px 0;
}
.list-meta strong { color: var(--text); font-weight: 500; }
.list-actions { display: flex; gap: 8px; margin-top: 14px; }

/* —— Table —— */
.panel {
  background: var(--bg-card); border: 1px solid var(--line);
  border-radius: var(--radius); overflow: hidden;
}
.panel-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 20px; border-bottom: 1px solid var(--line);
}
.panel-head h3 { font-size: 15px; }
.table-wrap { overflow-x: auto; }
table.data {
  width: 100%; border-collapse: collapse; font-size: 13px;
}
table.data th, table.data td {
  padding: 14px 16px; text-align: left; border-bottom: 1px solid var(--line);
}
table.data th {
  color: var(--text-dim); font-weight: 500; font-size: 12px;
  background: rgba(0, 0, 0, 0.2);
}
table.data tr:hover td { background: rgba(0, 196, 180, 0.04); }
.match-bar {
  height: 6px; border-radius: 99px; background: rgba(255,255,255,0.08);
  overflow: hidden; width: 80px; display: inline-block; vertical-align: middle; margin-right: 8px;
}
.match-bar i {
  display: block; height: 100%;
  background: linear-gradient(90deg, var(--accent), var(--success));
  border-radius: 99px;
}

/* —— Split layout —— */
.layout-2 {
  display: grid; grid-template-columns: 280px 1fr; gap: 24px;
}
.side-nav {
  background: var(--bg-card); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 12px; height: fit-content;
  position: sticky; top: calc(var(--nav-h) + 16px);
}
.side-nav a, .side-nav button {
  display: flex; align-items: center; gap: 10px; width: 100%;
  padding: 11px 14px; border-radius: 8px; border: none; background: transparent;
  color: var(--text-muted); font-size: 13px; cursor: pointer; text-align: left;
  transition: background 0.2s, color 0.2s;
}
.side-nav a:hover, .side-nav a.active,
.side-nav button:hover, .side-nav button.active {
  background: rgba(0, 196, 180, 0.1); color: var(--accent);
}

/* —— Forms —— */
.form-grid { display: grid; gap: 16px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.field label {
  display: block; font-size: 12px; color: var(--text-muted); margin-bottom: 6px;
}
.field input, .field select, .field textarea {
  width: 100%; padding: 11px 14px;
  background: var(--bg-elevated); border: 1px solid var(--line);
  border-radius: var(--radius-sm); outline: none;
}
.field input:focus, .field select:focus, .field textarea:focus {
  border-color: var(--accent);
}
.field textarea { min-height: 100px; resize: vertical; }

/* —— Kanban —— */
.kanban {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px;
  min-height: 420px;
}
.kanban-col {
  background: rgba(0, 0, 0, 0.2); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 12px;
}
.kanban-col h4 {
  font-size: 12px; color: var(--text-muted); letter-spacing: 0.06em;
  text-transform: uppercase; margin-bottom: 12px; padding: 4px 6px;
  display: flex; justify-content: space-between;
}
.kanban-card {
  background: var(--bg-elevated); border: 1px solid var(--line);
  border-radius: 10px; padding: 12px; margin-bottom: 10px;
  font-size: 13px; cursor: grab;
}
.kanban-card small { display: block; color: var(--text-dim); margin-top: 8px; font-size: 11px; }

/* —— Charts placeholder —— */
.chart-grid { display: grid; grid-template-columns: 2fr 1fr; gap: 18px; }
.chart-box {
  background: var(--bg-card); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 20px; min-height: 280px;
}
.chart-fake {
  height: 200px; margin-top: 16px;
  display: flex; align-items: flex-end; gap: 8px; padding: 0 8px;
}
.chart-fake span {
  flex: 1; border-radius: 4px 4px 0 0;
  background: linear-gradient(180deg, var(--accent), rgba(0, 196, 180, 0.2));
  animation: rise 1s var(--ease) both;
}
.map-fake {
  height: 220px; margin-top: 12px; border-radius: 10px;
  background:
    radial-gradient(circle at 30% 40%, rgba(0,196,180,0.4) 0 4px, transparent 5px),
    radial-gradient(circle at 55% 35%, rgba(61,214,255,0.5) 0 5px, transparent 6px),
    radial-gradient(circle at 70% 55%, rgba(212,168,75,0.5) 0 4px, transparent 5px),
    radial-gradient(circle at 40% 60%, rgba(0,196,180,0.3) 0 3px, transparent 4px),
    linear-gradient(160deg, #0c2838, #0a1c28);
  position: relative; overflow: hidden;
}
.map-fake::after {
  content: "BRICS · Global Network";
  position: absolute; bottom: 12px; left: 14px;
  font-size: 11px; color: var(--text-dim); letter-spacing: 0.08em;
}

/* —— Course cards —— */
.course-card .price {
  font-family: var(--font-display); font-size: 1.2rem; color: var(--gold); margin-top: 8px;
}

/* —— Tabs —— */
.tabs { display: flex; gap: 4px; flex-wrap: wrap; margin-bottom: 20px; }
.tab {
  padding: 9px 16px; border-radius: 999px; border: 1px solid var(--line);
  background: transparent; color: var(--text-muted); font-size: 13px; cursor: pointer;
}
.tab.active, .tab:hover {
  border-color: var(--accent); color: var(--accent); background: rgba(0, 196, 180, 0.08);
}

/* —— CTA band —— */
.cta-band {
  margin: 40px 0 0;
  padding: 48px;
  border-radius: calc(var(--radius) + 4px);
  border: 1px solid var(--line-strong);
  background:
    linear-gradient(120deg, rgba(0, 196, 180, 0.12), rgba(212, 168, 75, 0.08)),
    var(--bg-elevated);
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 24px;
}
.cta-band h2 { margin-bottom: 8px; }

/* —— Footer —— */
.site-footer {
  margin-top: 60px;
  border-top: 1px solid var(--line);
  background: rgba(0, 0, 0, 0.25);
  padding: 56px 0 28px;
}
.footer-grid {
  display: grid; grid-template-columns: 1.4fr repeat(3, 1fr); gap: 32px;
  margin-bottom: 40px;
}
.footer-grid h4 {
  font-size: 13px; color: var(--gold); margin-bottom: 14px;
  letter-spacing: 0.06em; text-transform: uppercase;
}
.footer-grid a {
  display: block; font-size: 13px; color: var(--text-muted);
  padding: 4px 0; transition: color 0.2s;
}
.footer-grid a:hover { color: var(--accent); }
.footer-brand p { font-size: 13px; color: var(--text-muted); margin-top: 12px; max-width: 32ch; }
.footer-bottom {
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px;
  padding-top: 20px; border-top: 1px solid var(--line);
  font-size: 12px; color: var(--text-dim);
}
.footer-bottom a { color: var(--text-muted); margin-left: 16px; }

/* —— Auth —— */
.auth-wrap {
  min-height: calc(100vh - var(--nav-h));
  display: grid; place-items: center; padding: 40px 20px;
}
.auth-card {
  width: min(100%, 440px);
  background: var(--bg-card); border: 1px solid var(--line);
  border-radius: calc(var(--radius) + 4px); padding: 36px 32px;
  box-shadow: var(--shadow);
}
.auth-card h1 { font-size: 1.5rem; margin: 8px 0 6px; }
.auth-card .sub { color: var(--text-muted); font-size: 13px; margin-bottom: 24px; }
.auth-switch { text-align: center; margin-top: 18px; font-size: 13px; color: var(--text-muted); }
.auth-switch a { color: var(--accent); }
.form-msg {
  margin: 0;
  font-size: 13px;
  line-height: 1.45;
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid transparent;
}
.form-msg.is-error {
  color: #9b1c1c;
  background: rgba(185, 28, 28, 0.08);
  border-color: rgba(185, 28, 28, 0.25);
}
.form-msg.is-ok {
  color: #166534;
  background: rgba(22, 101, 52, 0.08);
  border-color: rgba(22, 101, 52, 0.22);
}
.btn[disabled],
.btn[data-loading="1"] {
  opacity: 0.65;
  pointer-events: none;
}

/* —— Help FAQ —— */
.faq details {
  border: 1px solid var(--line); border-radius: var(--radius-sm);
  padding: 14px 18px; margin-bottom: 10px; background: var(--bg-card);
}
.faq summary {
  cursor: pointer; font-weight: 500; font-size: 14px;
  list-style: none; display: flex; justify-content: space-between;
}
.faq summary::after { content: "+"; color: var(--accent); }
.faq details[open] summary::after { content: "−"; }
.faq details p { margin-top: 10px; font-size: 13px; color: var(--text-muted); }

/* —— Collab tabs content —— */
.collab-tabs-content { display: none; }
.collab-tabs-content.active { display: block; }

/* —— Animations —— */
@keyframes rise {
  from { transform: scaleY(0); transform-origin: bottom; opacity: 0; }
  to { transform: scaleY(1); opacity: 1; }
}
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}
.reveal {
  animation: fadeUp 0.8s var(--ease) both;
}
.reveal-d1 { animation-delay: 0.1s; }
.reveal-d2 { animation-delay: 0.2s; }
.reveal-d3 { animation-delay: 0.35s; }

.float-orb {
  position: absolute; border-radius: 50%; filter: blur(40px); pointer-events: none;
  animation: float 8s ease-in-out infinite;
}
@keyframes float {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(12px, -18px); }
}

/* —— Responsive —— */
@media (max-width: 1100px) {
  .module-grid, .list-grid { grid-template-columns: repeat(2, 1fr); }
  .kanban { grid-template-columns: repeat(2, 1fr); }
  .chart-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 900px) {
  .nav-links { display: none; }
  .nav-links.open {
    display: flex; flex-direction: column; position: absolute;
    top: var(--nav-h); left: 0; right: 0; padding: 16px;
    background: rgba(6, 16, 24, 0.96); border-bottom: 1px solid var(--line);
    align-items: stretch;
  }
  .nav-toggle { display: grid; place-items: center; }
  .layout-2 { grid-template-columns: 1fr; }
  .side-nav { position: static; display: flex; flex-wrap: wrap; gap: 4px; }
  .side-nav a, .side-nav button { width: auto; }
  .pillars, .hero-stats { grid-template-columns: 1fr 1fr; }
  .form-row { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .module-grid, .list-grid, .pillars, .kanban, .footer-grid, .hero-stats {
    grid-template-columns: 1fr;
  }
  .cta-band { padding: 28px; }
}