/* ==========================================================
   RevSprintz v3 — Custom B2B Data & Growth Marketing
   ========================================================== */
:root {
  --night: #0c0a24;
  --night-2: #16123d;
  --violet: #6d3bff;
  --violet-dark: #5426e0;
  --violet-soft: #f1ecff;
  --magenta: #e0218a;
  --ink: #120f2e;
  --text: #2d2a45;
  --muted: #6b6886;
  --line: #e7e4f2;
  --bg: #ffffff;
  --bg-soft: #f7f5fd;
  --radius: 18px;
  --shadow: 0 10px 30px rgba(18, 15, 46, .07);
  --shadow-lg: 0 24px 60px rgba(109, 59, 255, .18);
  --grad: linear-gradient(120deg, #6d3bff 0%, #e0218a 100%);
  --max: 1220px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: "Poppins", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; color: var(--text); background: var(--bg); line-height: 1.7; font-size: 16px; -webkit-font-smoothing: antialiased; overflow-x: hidden; }
img, svg { max-width: 100%; display: block; }
a { color: var(--violet); text-decoration: none; }
a:hover { color: var(--magenta); }
h1, h2, h3, h4 { color: var(--ink); line-height: 1.2; font-weight: 700; letter-spacing: -.02em; }
h1 { font-size: clamp(2.2rem, 4.8vw, 3.6rem); }
h2 { font-size: clamp(1.7rem, 3.1vw, 2.5rem); }
h3 { font-size: 1.15rem; letter-spacing: -.01em; }
p { color: var(--muted); }
.grad-text { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }

.container { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 20px; }
.section { padding: 96px 0; }
.section-soft { background: var(--bg-soft); }
.section-night { background: var(--night); }
.section-night h2, .section-night h3 { color: #fff; }
.section-night p { color: #b9b4d6; }
.kicker { display: inline-block; font-size: .78rem; font-weight: 600; letter-spacing: .16em; text-transform: uppercase; color: var(--violet); margin-bottom: 14px; }
.section-night .kicker, .hero .kicker, .page-hero .kicker { color: #c4a9ff; }
.section-head { max-width: 760px; margin: 0 auto 56px; text-align: center; }
.section-head p { margin-top: 14px; font-size: 1.05rem; }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 14px 28px; border-radius: 999px; font-weight: 600; font-size: .95rem; border: 1.5px solid transparent; cursor: pointer; transition: all .2s ease; font-family: inherit; }
.btn-primary { background: var(--violet); color: #fff; }
.btn-primary:hover { background: var(--violet-dark); color: #fff; transform: translateY(-2px); box-shadow: 0 12px 26px rgba(109,59,255,.35); }
.btn-grad { background: var(--grad); color: #fff; }
.btn-grad:hover { color: #fff; transform: translateY(-2px); box-shadow: 0 12px 26px rgba(224,33,138,.3); }
.btn-outline { border-color: var(--violet); color: var(--violet); background: transparent; }
.btn-outline:hover { background: var(--violet); color: #fff; }
.btn-light { border-color: rgba(255,255,255,.4); color: #fff; background: rgba(255,255,255,.04); }
.btn-light:hover { background: #fff; color: var(--ink); }
.btn-sm { padding: 10px 20px; font-size: .88rem; }

/* Header */
.site-header { position: sticky; top: 0; z-index: 100; background: rgba(12,10,36,.94); backdrop-filter: blur(12px); border-bottom: 1px solid rgba(255,255,255,.06); }
.site-header .container { display: flex; align-items: center; justify-content: space-between; height: 76px; gap: 20px; }
.logo { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 1.3rem; color: #fff; letter-spacing: -.02em; }
.logo:hover { color: #fff; }
.logo-mark { width: 36px; height: 36px; border-radius: 10px; background: var(--grad); display: grid; place-items: center; color: #fff; font-weight: 800; }
.logo small { display: block; font-size: .56rem; letter-spacing: .22em; text-transform: uppercase; color: #a49fc7; font-weight: 500; line-height: 1; margin-top: 2px; }
.logo b { color: #ff5fb5; font-weight: 700; }
.nav { display: flex; align-items: center; gap: 2px; list-style: none; }
.nav > li { position: relative; }
.nav > li > a { display: flex; align-items: center; gap: 5px; padding: 10px 14px; color: #e3e0f5; font-weight: 500; font-size: .93rem; border-radius: 8px; }
.nav > li > a:hover, .nav > li > a.active { color: #fff; background: rgba(255,255,255,.07); }
.caret { width: 10px; height: 10px; transition: transform .2s; }
.mega { position: absolute; top: calc(100% + 10px); left: 50%; transform: translate(-50%, 8px); background: #fff; border-radius: 18px; box-shadow: 0 30px 70px rgba(12,10,36,.3); padding: 22px; display: grid; gap: 20px; opacity: 0; visibility: hidden; transition: all .2s ease; }
.mega::before { content: ""; position: absolute; top: -14px; left: 0; right: 0; height: 14px; }
.mega.cols-2 { grid-template-columns: repeat(2, 270px); }
.mega.cols-1 { grid-template-columns: 270px; }
.nav > li:hover .mega { opacity: 1; visibility: visible; transform: translate(-50%, 0); }
.nav > li:hover .caret { transform: rotate(180deg); }
.mega h5 { font-size: .7rem; letter-spacing: .16em; text-transform: uppercase; color: var(--muted); margin-bottom: 8px; padding: 0 10px; font-weight: 600; }
.mega a { display: flex; gap: 12px; padding: 10px; border-radius: 12px; color: var(--ink); font-weight: 600; font-size: .9rem; line-height: 1.35; }
.mega a small { display: block; font-weight: 400; color: var(--muted); font-size: .78rem; margin-top: 3px; }
.mega a:hover { background: var(--violet-soft); }
.mega .mi { width: 34px; height: 34px; border-radius: 10px; background: var(--violet-soft); color: var(--violet); display: grid; place-items: center; flex-shrink: 0; }
.mega .mi svg { width: 18px; height: 18px; }
.header-cta { display: flex; align-items: center; gap: 12px; }
.header-cta .login { color: #e3e0f5; font-weight: 500; font-size: .93rem; }
.header-cta .login:hover { color: #fff; }
.menu-toggle { display: none; background: none; border: 0; cursor: pointer; padding: 8px; }
.menu-toggle span { display: block; width: 24px; height: 2px; background: #fff; margin: 5px 0; border-radius: 2px; }

/* Hero */
.hero, .page-hero { position: relative; overflow: hidden; color: #fff;
  background: radial-gradient(700px 420px at 85% 10%, rgba(224,33,138,.32), transparent 65%), radial-gradient(800px 500px at 10% 100%, rgba(109,59,255,.45), transparent 65%), var(--night); }
.hero { padding: 100px 0 110px; }
.page-hero { padding: 84px 0 84px; }
.hero h1, .page-hero h1 { color: #fff; }
.hero .lead, .page-hero .lead { color: #c9c4e6; font-size: 1.12rem; margin: 22px 0 34px; max-width: 580px; }
.hero-grid { display: grid; grid-template-columns: 1.08fr .92fr; gap: 60px; align-items: center; }
.hero-grid > * { min-width: 0; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; }
.crumbs { font-size: .84rem; color: #a49fc7; margin-bottom: 18px; }
.crumbs a { color: #c9c4e6; }
.crumbs a:hover { color: #fff; }

/* "How can we help" selector */
.helper { background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.12); border-radius: 22px; padding: 26px; backdrop-filter: blur(10px); }
.helper h4 { color: #fff; font-size: 1.05rem; margin-bottom: 16px; }
.helper a { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 14px 16px; border-radius: 14px; background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.08); color: #fff; margin-bottom: 10px; font-weight: 500; font-size: .95rem; transition: .2s; }
.helper a:last-child { margin-bottom: 0; }
.helper a small { display: block; color: #a49fc7; font-weight: 400; font-size: .8rem; }
.helper a:hover { background: rgba(109,59,255,.35); border-color: rgba(196,169,255,.4); color: #fff; }
.helper a span.arrow { width: 30px; height: 30px; border-radius: 50%; background: var(--grad); display: grid; place-items: center; flex-shrink: 0; }

/* Glass data card */
.glass { background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.12); border-radius: 22px; padding: 28px; backdrop-filter: blur(10px); }
.glass h4 { color: #fff; margin-bottom: 18px; font-size: 1rem; }
.data-row { display: flex; align-items: center; justify-content: space-between; padding: 11px 0; border-bottom: 1px dashed rgba(255,255,255,.12); font-size: .9rem; color: #e3e0f5; gap: 12px; }
.data-row:last-child { border-bottom: 0; }
.bar { flex: 1; height: 8px; background: rgba(255,255,255,.1); border-radius: 99px; overflow: hidden; }
.bar i { display: block; height: 100%; background: var(--grad); border-radius: 99px; }
.data-row .lbl { width: 150px; flex-shrink: 0; }
.data-row .val { width: 54px; text-align: right; font-weight: 600; color: #fff; }

/* Trust strip */
.trust { padding: 44px 0; border-bottom: 1px solid var(--line); }
.trust p { text-align: center; font-size: .9rem; margin-bottom: 24px; }
.trust p strong { color: var(--ink); }
.logo-row { display: flex; justify-content: space-around; flex-wrap: wrap; gap: 30px; }
.logo-row span { font-weight: 700; font-size: 1.2rem; color: #b5b1cc; letter-spacing: -.01em; }
.compliance { display: flex; justify-content: center; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.compliance span { border: 1px solid var(--line); border-radius: 10px; padding: 8px 14px; font-size: .8rem; font-weight: 600; color: var(--ink); background: #fff; }

/* Grids & cards */
.grid { display: grid; gap: 24px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-5 { grid-template-columns: repeat(5, 1fr); }
.card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 30px; transition: all .25s ease; display: flex; flex-direction: column; }
.card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: transparent; }
.card h3 { margin: 18px 0 8px; }
.card p { font-size: .94rem; }
.card .more { margin-top: auto; padding-top: 16px; font-weight: 600; font-size: .9rem; }
.ic { width: 52px; height: 52px; border-radius: 14px; display: grid; place-items: center; background: var(--violet-soft); color: var(--violet); flex-shrink: 0; }
.ic svg { width: 26px; height: 26px; }
.ic.grad { background: var(--grad); color: #fff; }
.problem { border-left: 4px solid var(--violet); }
.problem .q { font-weight: 700; color: var(--ink); font-size: 1.05rem; margin: 16px 0 8px; }

/* Big stats */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; text-align: center; }
.stat strong { display: block; font-size: clamp(2rem, 4vw, 3rem); font-weight: 700; letter-spacing: -.03em; }
.section-night .stat strong { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.stat span { color: var(--muted); font-size: .94rem; }
.section-night .stat span { color: #b9b4d6; }
.section:not(.section-night) .stat strong { color: var(--ink); }

/* Impact cards */
.impact { background: #fff; border-radius: var(--radius); padding: 28px; border: 1px solid var(--line); }
.impact strong { display: block; font-size: 2.2rem; font-weight: 700; color: var(--violet); letter-spacing: -.03em; }
.impact h3 { margin: 4px 0 6px; font-size: 1.02rem; }

/* Campaign channel tabs */
.tabs { display: flex; justify-content: center; gap: 8px; flex-wrap: wrap; margin-bottom: 36px; }
.tab-btn { padding: 10px 20px; border-radius: 999px; border: 1px solid var(--line); background: #fff; font-weight: 500; cursor: pointer; font-family: inherit; color: var(--text); font-size: .92rem; }
.tab-btn.active { background: var(--violet); border-color: var(--violet); color: #fff; }
.tab-panel { display: none; }
.tab-panel.active { display: grid; animation: fade .35s ease; }
@keyframes fade { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
.channel { grid-template-columns: 1.1fr .9fr; gap: 50px; align-items: center; background: #fff; border: 1px solid var(--line); border-radius: 24px; padding: 44px; }
.channel h3 { font-size: 1.6rem; margin-bottom: 12px; }
.metrics { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.metric { background: var(--bg-soft); border-radius: 16px; padding: 20px 16px; text-align: center; }
.metric strong { display: block; font-size: 1.6rem; font-weight: 700; color: var(--violet); }
.metric span { font-size: .8rem; color: var(--muted); line-height: 1.4; display: block; }

/* Split feature */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 70px; align-items: center; }
.split > * { min-width: 0; }
.split.flip > :first-child { order: 2; }
.split h2 { margin-bottom: 16px; }
.checks { list-style: none; margin: 22px 0 28px; }
.checks li { position: relative; padding-left: 32px; margin-bottom: 12px; color: var(--text); }
.checks li::before { content: "✓"; position: absolute; left: 0; top: 2px; width: 21px; height: 21px; border-radius: 50%; background: var(--violet-soft); color: var(--violet); font-weight: 700; font-size: .75rem; display: grid; place-items: center; }
.page-hero .checks li { color: #e3e0f5; }
.page-hero .checks li::before { background: rgba(255,255,255,.12); color: #fff; }
.panel { background: #fff; border: 1px solid var(--line); border-radius: 22px; box-shadow: var(--shadow-lg); padding: 26px; }
.panel h4 { font-size: 1rem; margin-bottom: 12px; display: flex; justify-content: space-between; align-items: center; gap: 10px; }
.row { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 12px 0; border-bottom: 1px solid var(--line); font-size: .9rem; color: var(--ink); font-weight: 600; }
.row:last-child { border-bottom: 0; }
.row small { display: block; color: var(--muted); font-weight: 400; font-size: .8rem; }
.badge { display: inline-flex; padding: 3px 10px; border-radius: 99px; font-size: .74rem; font-weight: 600; background: var(--violet-soft); color: var(--violet); white-space: nowrap; }
.badge.ok { background: #e3f8ec; color: #15803d; }

/* Steps */
.steps { counter-reset: s; }
.step { padding: 28px; border-radius: var(--radius); background: #fff; border: 1px solid var(--line); }
.step::before { counter-increment: s; content: "0" counter(s); font-size: 2.2rem; font-weight: 700; display: block; line-height: 1; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.step h3 { margin: 14px 0 8px; }

/* Tables */
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; }
table { width: 100%; border-collapse: collapse; min-width: 560px; }
th, td { padding: 15px 18px; border-bottom: 1px solid var(--line); text-align: left; font-size: .93rem; }
th { background: var(--bg-soft); color: var(--ink); font-weight: 600; }
td strong { color: var(--ink); font-weight: 600; }
tr:last-child td { border-bottom: 0; }

/* Tags */
.tags { display: flex; flex-wrap: wrap; gap: 10px; }
.tag { padding: 8px 16px; border-radius: 99px; background: #fff; border: 1px solid var(--line); font-size: .88rem; font-weight: 500; color: var(--ink); }

/* Industry tiles */
.ind { position: relative; overflow: hidden; border-radius: var(--radius); padding: 28px; color: #fff; min-height: 220px; display: flex; flex-direction: column; justify-content: flex-end; transition: .25s; background: var(--night-2); }
.ind::before { content: ""; position: absolute; inset: 0; background: radial-gradient(300px 200px at 100% 0%, rgba(224,33,138,.35), transparent 70%), radial-gradient(300px 200px at 0% 100%, rgba(109,59,255,.5), transparent 70%); }
.ind > * { position: relative; }
.ind:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); color: #fff; }
.ind h3 { color: #fff; margin: 14px 0 4px; }
.ind p { color: #c9c4e6; font-size: .9rem; }
.ind .ic { background: rgba(255,255,255,.12); color: #fff; }
.ind .go { margin-top: 10px; font-weight: 600; font-size: .88rem; color: #ffb3dc; }

/* Testimonials & case studies */
.quote { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 30px; display: flex; flex-direction: column; }
.quote .mark { font-size: 3rem; line-height: .8; font-weight: 700; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.quote p { color: var(--text); flex: 1; margin-top: 8px; }
.who { display: flex; gap: 12px; align-items: center; margin-top: 20px; }
.who strong { display: block; color: var(--ink); font-size: .95rem; }
.who span { font-size: .82rem; color: var(--muted); }
.av { width: 44px; height: 44px; border-radius: 50%; display: grid; place-items: center; color: #fff; font-weight: 600; font-size: .85rem; background: var(--grad); flex-shrink: 0; }
.case { background: var(--night); border-radius: var(--radius); padding: 30px; color: #fff; display: flex; flex-direction: column; }
.case .tagline { font-size: .74rem; letter-spacing: .14em; text-transform: uppercase; color: #c4a9ff; font-weight: 600; }
.case h3 { color: #fff; margin: 10px 0 14px; font-size: 1.1rem; }
.case strong { font-size: 2.4rem; font-weight: 700; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; line-height: 1.1; }
.case p { color: #b9b4d6; font-size: .9rem; }

/* FAQ */
.faq { max-width: 840px; margin: 0 auto; }
.faq-item { border: 1px solid var(--line); border-radius: 14px; margin-bottom: 12px; background: #fff; }
.faq-q { width: 100%; background: none; border: 0; text-align: left; padding: 20px 24px; font-weight: 600; color: var(--ink); font-size: 1rem; cursor: pointer; display: flex; justify-content: space-between; gap: 16px; font-family: inherit; }
.faq-q::after { content: "+"; color: var(--violet); font-size: 1.4rem; line-height: 1; transition: transform .25s; }
.faq-item.open .faq-q::after { transform: rotate(45deg); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .3s ease; }
.faq-a p { padding: 0 24px 20px; }

/* CTA */
.cta { position: relative; overflow: hidden; border-radius: 28px; padding: 64px 48px; color: #fff; display: flex; align-items: center; justify-content: space-between; gap: 30px;
  background: radial-gradient(500px 300px at 100% 0%, rgba(224,33,138,.45), transparent 70%), radial-gradient(500px 300px at 0% 100%, rgba(109,59,255,.6), transparent 70%), var(--night); }
.cta h2 { color: #fff; }
.cta p { color: #c9c4e6; margin-top: 10px; max-width: 560px; }
.cta .hero-actions { flex-shrink: 0; }

/* Forms */
.form-card { background: #fff; border-radius: 22px; padding: 38px; box-shadow: 0 30px 70px rgba(12,10,36,.25); }
.form-card h2 { font-size: 1.5rem; margin-bottom: 6px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-grid .full { grid-column: 1 / -1; }
label { display: block; font-size: .85rem; font-weight: 600; color: var(--ink); margin-bottom: 6px; }
input, select, textarea { width: 100%; padding: 13px 14px; border: 1px solid var(--line); border-radius: 12px; font: inherit; font-size: .94rem; color: var(--text); background: var(--bg-soft); transition: .2s; }
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--violet); background: #fff; box-shadow: 0 0 0 4px rgba(109,59,255,.12); }
textarea { min-height: 110px; resize: vertical; }
.form-note { font-size: .8rem; margin-top: 12px; }
.form-success { display: none; margin-top: 16px; padding: 14px 16px; border-radius: 12px; background: #e3f8ec; color: #15803d; font-weight: 600; }

/* Footer */
.site-footer { background: var(--night); color: #a49fc7; padding: 80px 0 0; font-size: .92rem; }
.footer-grid { display: grid; grid-template-columns: 1.5fr repeat(4, 1fr); gap: 36px; }
.site-footer .logo { margin-bottom: 16px; }
.site-footer h4 { color: #fff; font-size: .92rem; margin-bottom: 16px; font-weight: 600; }
.site-footer ul { list-style: none; }
.site-footer li { margin-bottom: 10px; }
.site-footer a { color: #a49fc7; }
.site-footer a:hover { color: #fff; }
.site-footer p { color: #a49fc7; }
.newsletter { display: flex; margin-top: 16px; background: rgba(255,255,255,.06); border-radius: 999px; padding: 5px; }
.newsletter input { background: transparent; border: 0; color: #fff; padding: 9px 14px; }
.newsletter input:focus { box-shadow: none; background: transparent; }
.socials { display: flex; gap: 10px; margin-top: 18px; }
.socials a { width: 36px; height: 36px; border-radius: 50%; background: rgba(255,255,255,.08); display: grid; place-items: center; color: #fff; font-weight: 600; font-size: .8rem; }
.socials a:hover { background: var(--violet); color: #fff; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.08); margin-top: 56px; padding: 22px 0; display: flex; justify-content: space-between; gap: 14px; flex-wrap: wrap; font-size: .84rem; }

/* Reveal & utilities */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity .7s ease, transform .7s ease; }
.reveal.visible { opacity: 1; transform: none; }
.back-top { position: fixed; right: 20px; bottom: 20px; width: 46px; height: 46px; border-radius: 50%; background: var(--grad); color: #fff; border: 0; font-size: 1.2rem; cursor: pointer; box-shadow: var(--shadow-lg); opacity: 0; visibility: hidden; transition: .3s; z-index: 90; }
.back-top.show { opacity: 1; visibility: visible; }
.center { text-align: center; }

/* Responsive */
@media (max-width: 1100px) {
  .footer-grid { grid-template-columns: repeat(3, 1fr); }
  .footer-grid > :first-child { grid-column: 1 / -1; }
  .grid-4, .grid-5 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 980px) {
  .menu-toggle { display: block; }
  .header-cta .login { display: none; }
  .nav { position: fixed; top: 76px; left: 0; right: 0; bottom: 0; background: var(--night); flex-direction: column; align-items: stretch; padding: 16px 20px 40px; overflow-y: auto;
    opacity: 0; visibility: hidden; transform: translateY(-10px); transition: opacity .25s, transform .25s, visibility .25s; }
  .nav.open { opacity: 1; visibility: visible; transform: none; }
  .nav > li > a { justify-content: space-between; padding: 14px 6px; border-bottom: 1px solid rgba(255,255,255,.08); border-radius: 0; }
  .nav > li > a:hover, .nav > li > a.active { background: none; }
  .mega { position: static; transform: none; opacity: 1; visibility: visible; box-shadow: none; margin: 8px 0; display: none; grid-template-columns: 1fr !important; padding: 12px; }
  .nav > li:hover .mega { transform: none; }
  .nav > li.open .mega { display: grid; }
  .hero-grid, .split, .channel { grid-template-columns: 1fr; gap: 44px; }
  .split.flip > :first-child { order: 0; }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .stats { grid-template-columns: repeat(2, 1fr); gap: 34px; }
  .cta { flex-direction: column; text-align: center; align-items: center; }
}
@media (max-width: 640px) {
  .section { padding: 64px 0; }
  .container { padding: 0 16px; }
  .grid-2, .grid-3, .grid-4, .grid-5, .form-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .header-cta .btn { display: none; }
  .hero { padding: 70px 0 80px; }
  .channel { padding: 26px; }
  .metrics { grid-template-columns: 1fr; }
  .form-card { padding: 24px; }
  .cta { padding: 46px 22px; }
  .data-row .lbl { width: 110px; }
}
.helper a span.arrow svg { width: 16px; height: 16px; }