/* ============================================================
   Zenviq AI — Design System
   Palette: #FFFFFF bg, #F6F7F8 subtle, #0B0B0D ink,
            #6B6E76 secondary text, #2C5CE0 signal (accent),
            #1FAE6B live-green, #E7E8EB hairline border
   Type: Inter (UI/body/display), IBM Plex Mono (labels/data)
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&family=IBM+Plex+Mono:wght@500;600&display=swap');

:root {
  --bg: #ffffff;
  --bg-subtle: #f6f7f8;
  --bg-subtle-2: #f0f1f3;
  --ink: #0b0b0d;
  --ink-soft: #3a3b40;
  --text-secondary: #6b6e76;
  --text-tertiary: #9a9ca5;
  --border: #e7e8eb;
  --border-strong: #d8d9de;
  --accent: #2c5ce0;
  --accent-ink: #1f43ad;
  --accent-soft: #eef2ff;
  --live: #1fae6b;
  --live-soft: #e9f9f1;
  --radius-sm: 10px;
  --radius: 16px;
  --radius-lg: 24px;
  --shadow-sm: 0 1px 2px rgba(11,11,13,0.04);
  --shadow: 0 1px 2px rgba(11,11,13,0.04), 0 12px 28px rgba(11,11,13,0.07);
  --shadow-lg: 0 4px 8px rgba(11,11,13,0.04), 0 24px 48px rgba(11,11,13,0.10);
  --max: 1180px;
  --font-display: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'IBM Plex Mono', 'SF Mono', Menlo, monospace;
}

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

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

body {
  font-family: var(--font-display);
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  line-height: 1.5;
  font-size: 16px;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }
ul { list-style: none; }

.wrap {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 32px;
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ---------- Typography ---------- */

h1, h2, h3, h4 { font-weight: 700; letter-spacing: -0.02em; line-height: 1.08; }

.eyebrow {
  font-family: var(--font-mono);
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent-ink);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 18px;
}

.eyebrow .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--live);
  box-shadow: 0 0 0 0 rgba(31,174,107,0.5);
  animation: pulse 2.2s infinite;
}

@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(31,174,107,0.45); }
  70% { box-shadow: 0 0 0 8px rgba(31,174,107,0); }
  100% { box-shadow: 0 0 0 0 rgba(31,174,107,0); }
}

.section-head {
  max-width: 640px;
  margin: 0 0 56px;
}

.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }

.section-head h2 {
  font-size: clamp(28px, 3.4vw, 40px);
}

.section-head p {
  margin-top: 16px;
  font-size: 17px;
  color: var(--text-secondary);
}

p.lede { font-size: 18px; color: var(--text-secondary); }

/* ---------- Buttons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 15px;
  font-weight: 600;
  padding: 13px 24px;
  border-radius: 999px;
  border: 1px solid transparent;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease, border-color .15s ease;
  white-space: nowrap;
}

.btn-primary {
  background: var(--ink);
  color: #fff;
}
.btn-primary:hover { transform: translateY(-1px); box-shadow: var(--shadow); background: #000; }

.btn-accent {
  background: var(--accent);
  color: #fff;
}
.btn-accent:hover { transform: translateY(-1px); box-shadow: 0 12px 24px rgba(44,92,224,0.28); background: var(--accent-ink); }

.btn-ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--border-strong);
}
.btn-ghost:hover { background: var(--bg-subtle); }

.btn-text {
  padding: 8px 0;
  font-weight: 600;
  color: var(--ink);
}
.btn-text:hover { color: var(--accent-ink); }

.btn-lg { padding: 15px 30px; font-size: 16px; }
.btn-sm { padding: 9px 18px; font-size: 13.5px; }
.btn-block { width: 100%; }

/* ---------- Header ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,0.72);
  backdrop-filter: blur(16px) saturate(160%);
  -webkit-backdrop-filter: blur(16px) saturate(160%);
  border-bottom: 1px solid var(--border);
}

.site-header .wrap {
  height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-weight: 800;
  font-size: 18px;
  letter-spacing: -0.02em;
  display: flex;
  align-items: center;
  gap: 8px;
}

.logo .mark {
  width: 26px;
  height: 26px;
  border-radius: 8px;
  background: linear-gradient(155deg, var(--accent), #1a3aa0);
  position: relative;
  flex-shrink: 0;
}
.logo .mark::after {
  content: "";
  position: absolute;
  inset: 0;
  margin: auto;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #fff;
  opacity: 0.9;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 36px;
}

.main-nav a {
  font-size: 14.5px;
  font-weight: 500;
  color: var(--ink-soft);
  transition: color 0.15s ease;
}
.main-nav a:hover { color: var(--ink); }

.header-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

.header-actions .btn-text { font-size: 14.5px; }

.nav-toggle {
  display: none;
  background: none;
  border: none;
  width: 32px;
  height: 32px;
  position: relative;
}
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after {
  content: "";
  position: absolute;
  left: 6px;
  right: 6px;
  height: 2px;
  background: var(--ink);
  transition: transform 0.2s ease, opacity 0.2s ease;
}
.nav-toggle span { top: 15px; }
.nav-toggle span::before { top: -7px; }
.nav-toggle span::after { top: 7px; }
.nav-toggle.open span { background: transparent; }
.nav-toggle.open span::before { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span::after { transform: translateY(-7px) rotate(-45deg); }

/* ---------- Hero ---------- */

.hero {
  padding: 88px 0 96px;
  position: relative;
  overflow: hidden;
}

.hero .wrap {
  display: grid;
  grid-template-columns: 1fr 460px;
  gap: 64px;
  align-items: center;
}

.hero h1 {
  font-size: clamp(38px, 5vw, 60px);
  margin-bottom: 22px;
}

.hero .lede { max-width: 480px; margin-bottom: 34px; }

.hero-ctas {
  display: flex;
  align-items: center;
  gap: 22px;
  flex-wrap: wrap;
  margin-bottom: 18px;
}

.hero-fine {
  font-size: 13.5px;
  color: var(--text-tertiary);
}

/* Call interface card — signature element */

.call-card {
  background: var(--ink);
  border-radius: var(--radius-lg);
  padding: 26px;
  color: #fff;
  box-shadow: var(--shadow-lg);
  position: relative;
}

.call-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 22px;
}

.call-biz {
  display: flex;
  align-items: center;
  gap: 10px;
}

.call-biz .avatar {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: linear-gradient(155deg, #4a72ea, #1a3aa0);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
}

.call-biz-name { font-size: 14px; font-weight: 600; }
.call-biz-sub { font-size: 12px; color: rgba(255,255,255,0.5); }

.call-live {
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--live);
  letter-spacing: 0.04em;
}
.call-live .dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--live);
  animation: pulse 2.2s infinite;
}

.waveform {
  display: flex;
  align-items: flex-end;
  gap: 3px;
  height: 28px;
  margin-bottom: 22px;
  padding: 0 2px;
}
.waveform span {
  flex: 1;
  background: rgba(255,255,255,0.28);
  border-radius: 2px;
  animation: wave 1.6s ease-in-out infinite;
}
.waveform span:nth-child(odd) { background: rgba(255,255,255,0.5); }
@keyframes wave {
  0%, 100% { height: 20%; }
  50% { height: 100%; }
}

.transcript { display: flex; flex-direction: column; gap: 12px; margin-bottom: 22px; }

.bubble {
  max-width: 85%;
  padding: 11px 15px;
  border-radius: 14px;
  font-size: 14px;
  line-height: 1.45;
}
.bubble.caller {
  align-self: flex-start;
  background: rgba(255,255,255,0.08);
  border-bottom-left-radius: 4px;
}
.bubble.ai {
  align-self: flex-end;
  background: var(--accent);
  border-bottom-right-radius: 4px;
}

.call-card-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 16px;
  border-top: 1px solid rgba(255,255,255,0.1);
  font-family: var(--font-mono);
  font-size: 12px;
  color: rgba(255,255,255,0.55);
}

/* ---------- Why section ---------- */

.why {
  padding: 96px 0;
  background: var(--bg-subtle);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.why-item {
  background: var(--bg);
  padding: 40px 32px;
}

.why-item .stat {
  font-family: var(--font-mono);
  font-size: 34px;
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 10px;
}

.why-item h3 { font-size: 17px; margin-bottom: 8px; }
.why-item p { font-size: 14.5px; color: var(--text-secondary); }

/* ---------- Features ---------- */

.features { padding: 112px 0; }

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.feature-card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 30px 26px;
  transition: box-shadow 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}
.feature-card:hover {
  box-shadow: var(--shadow);
  border-color: var(--border-strong);
  transform: translateY(-2px);
}

.feature-icon {
  width: 40px;
  height: 40px;
  border-radius: 11px;
  background: var(--accent-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  color: var(--accent-ink);
}

.feature-card h3 { font-size: 17px; margin-bottom: 8px; }
.feature-card p { font-size: 14.5px; color: var(--text-secondary); }

/* ---------- Setup / steps ---------- */

.setup {
  padding: 112px 0;
  background: var(--bg-subtle);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
  counter-reset: step;
}

.step {
  position: relative;
  padding-top: 8px;
}

.step .num {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--accent);
  font-weight: 600;
  margin-bottom: 14px;
  display: block;
}

.step h3 { font-size: 18px; margin-bottom: 8px; }
.step p { font-size: 14.5px; color: var(--text-secondary); }

.step:not(:last-child)::after {
  content: "";
  position: absolute;
  top: 12px;
  right: -20px;
  width: 12px;
  height: 1px;
  background: var(--border-strong);
  display: none;
}

/* ---------- Follow-up promo ---------- */

.followup-promo {
  padding: 112px 0;
}

.followup-promo .wrap {
  display: grid;
  grid-template-columns: 1fr 420px;
  gap: 64px;
  align-items: center;
  background: var(--ink);
  color: #fff;
  border-radius: var(--radius-lg);
  padding: 64px;
}

.followup-promo h2 { font-size: clamp(26px, 3vw, 36px); color: #fff; margin-bottom: 18px; }
.followup-promo p { color: rgba(255,255,255,0.65); font-size: 16px; margin-bottom: 14px; max-width: 460px; }
.followup-promo .note { font-size: 13.5px; color: rgba(255,255,255,0.45); margin-top: 22px; }

.sms-card {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: var(--radius);
  padding: 22px;
}
.sms-thread { display: flex; flex-direction: column; gap: 10px; }
.sms-meta { font-family: var(--font-mono); font-size: 11px; color: rgba(255,255,255,0.4); margin-bottom: 14px; }
.sms-bubble {
  background: var(--accent);
  color: #fff;
  padding: 12px 15px;
  border-radius: 14px;
  border-bottom-right-radius: 4px;
  font-size: 14px;
  align-self: flex-end;
  max-width: 88%;
}

/* ---------- Pricing ---------- */

.pricing { padding: 112px 0; }

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 20px;
}

.pricing-grid.tier2 {
  grid-template-columns: repeat(2, 1fr);
}

.plan {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 30px 26px;
  display: flex;
  flex-direction: column;
  position: relative;
}

.plan.popular {
  border-color: var(--ink);
  box-shadow: var(--shadow);
}

.plan-badge {
  position: absolute;
  top: -13px;
  left: 26px;
  background: var(--ink);
  color: #fff;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.04em;
  padding: 5px 12px;
  border-radius: 999px;
}

.plan-name { font-size: 15px; font-weight: 600; margin-bottom: 14px; }

.plan-price {
  font-size: 34px;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 4px;
}
.plan-price span { font-size: 14px; font-weight: 500; color: var(--text-secondary); }

.plan-overage {
  font-size: 12.5px;
  color: var(--text-tertiary);
  margin-bottom: 22px;
}

.plan-features {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 26px;
  flex: 1;
}

.plan-features li {
  font-size: 14px;
  color: var(--ink-soft);
  display: flex;
  align-items: flex-start;
  gap: 9px;
}
.plan-features li::before {
  content: "";
  width: 5px; height: 5px;
  border-radius: 50%;
  background: var(--accent);
  margin-top: 7px;
  flex-shrink: 0;
}

/* ---------- Testimonials ---------- */

.testimonials {
  padding: 112px 0;
  background: var(--bg-subtle);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.testimonial {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 26px;
}

.testimonial p.quote {
  font-size: 15.5px;
  color: var(--ink-soft);
  margin-bottom: 20px;
  line-height: 1.6;
}

.testimonial .who { display: flex; align-items: center; gap: 10px; }
.testimonial .who .avatar {
  width: 32px; height: 32px; border-radius: 50%;
  background: var(--accent-soft);
  color: var(--accent-ink);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-mono); font-size: 11px; font-weight: 600;
}
.testimonial .name { font-size: 13.5px; font-weight: 600; }
.testimonial .role { font-size: 12.5px; color: var(--text-tertiary); }

/* ---------- FAQ ---------- */

.faq { padding: 112px 0; max-width: 760px; margin: 0 auto; }

.faq-item {
  border-bottom: 1px solid var(--border);
}
.faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: 24px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 16.5px;
  font-weight: 600;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+";
  font-size: 22px;
  font-weight: 400;
  color: var(--text-tertiary);
  transition: transform 0.2s ease;
  flex-shrink: 0;
  margin-left: 20px;
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item p {
  padding-bottom: 24px;
  color: var(--text-secondary);
  font-size: 15px;
  max-width: 620px;
}

/* ---------- Final CTA ---------- */

.final-cta {
  padding: 120px 0;
  text-align: center;
  background: var(--ink);
  color: #fff;
}
.final-cta h2 { font-size: clamp(30px, 4vw, 46px); color: #fff; margin-bottom: 14px; }
.final-cta p { font-size: 17px; color: rgba(255,255,255,0.6); margin-bottom: 36px; }
.final-cta .ctas { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
.final-cta .btn-ghost { border-color: rgba(255,255,255,0.25); color: #fff; }
.final-cta .btn-ghost:hover { background: rgba(255,255,255,0.08); }

/* ---------- Footer ---------- */

.site-footer {
  padding: 64px 0 40px;
  border-top: 1px solid var(--border);
}

.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 48px;
  gap: 40px;
  flex-wrap: wrap;
}

.footer-nav {
  display: flex;
  gap: 40px;
  flex-wrap: wrap;
}

.footer-col h4 {
  font-size: 12px;
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-tertiary);
  margin-bottom: 14px;
  font-weight: 600;
}

.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col a { font-size: 14.5px; color: var(--ink-soft); }
.footer-col a:hover { color: var(--accent-ink); }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 28px;
  border-top: 1px solid var(--border);
  font-size: 13px;
  color: var(--text-tertiary);
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- Generic inner-page hero ---------- */

.page-hero {
  padding: 72px 0 56px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-subtle);
}
.page-hero h1 { font-size: clamp(32px, 4.4vw, 50px); margin-bottom: 16px; }
.page-hero p.lede { max-width: 560px; }

.page-section { padding: 88px 0; }
.page-section + .page-section { border-top: 1px solid var(--border); }

/* ---------- Content blocks (about, terms, privacy) ---------- */

.prose { max-width: 720px; }
.prose h2 { font-size: 24px; margin: 40px 0 14px; }
.prose h2:first-child { margin-top: 0; }
.prose p { color: var(--text-secondary); font-size: 15.5px; margin-bottom: 14px; }
.prose ul { margin: 14px 0 14px 4px; }
.prose li { color: var(--text-secondary); font-size: 15.5px; padding-left: 18px; position: relative; margin-bottom: 8px; }
.prose li::before { content: "—"; position: absolute; left: 0; color: var(--text-tertiary); }

.value-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 8px;
}
.value-card { border: 1px solid var(--border); border-radius: var(--radius); padding: 28px 24px; }
.value-card h3 { font-size: 16px; margin-bottom: 8px; }
.value-card p { font-size: 14.5px; color: var(--text-secondary); }

/* ---------- Forms (login, signup, contact) ---------- */

.auth-shell {
  max-width: 420px;
  margin: 0 auto;
  padding: 88px 0 120px;
}
.auth-card {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px 36px;
  box-shadow: var(--shadow);
}
.auth-card h1 { font-size: 26px; margin-bottom: 8px; }
.auth-card .sub { color: var(--text-secondary); font-size: 14.5px; margin-bottom: 28px; }

.field { margin-bottom: 18px; }
.field label {
  display: block;
  font-size: 13.5px;
  font-weight: 600;
  margin-bottom: 7px;
}
.field input, .field textarea, .field select {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-family: inherit;
  color: var(--ink);
  background: var(--bg);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
.field input:focus, .field textarea:focus, .field select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}
.field textarea { resize: vertical; min-height: 120px; }

.form-foot {
  text-align: center;
  font-size: 14px;
  color: var(--text-secondary);
  margin-top: 22px;
}
.form-foot a { color: var(--accent-ink); font-weight: 600; }

.divider-or {
  display: flex;
  align-items: center;
  gap: 14px;
  margin: 22px 0;
  color: var(--text-tertiary);
  font-size: 12.5px;
  font-family: var(--font-mono);
  text-transform: uppercase;
}
.divider-or::before, .divider-or::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--border);
}

.form-note {
  font-size: 12.5px;
  color: var(--text-tertiary);
  margin-top: 16px;
  line-height: 1.5;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 64px;
}
.contact-info h3 { font-size: 14px; text-transform: uppercase; font-family: var(--font-mono); letter-spacing: .05em; color: var(--text-tertiary); margin: 28px 0 8px; }
.contact-info h3:first-child { margin-top: 0; }
.contact-info p, .contact-info a { font-size: 15px; color: var(--ink-soft); }

/* ---------- Toast (functional forms feedback) ---------- */

.form-status {
  display: none;
  margin-top: 16px;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  background: var(--live-soft);
  color: #0c6b3f;
  border: 1px solid rgba(31,174,107,0.25);
}
.form-status.show { display: block; }

/* ---------- Responsive ---------- */

@media (max-width: 980px) {
  .hero .wrap { grid-template-columns: 1fr; gap: 48px; }
  .hero { padding: 56px 0 64px; }
  .why-grid { grid-template-columns: 1fr; }
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: 1fr; gap: 32px; }
  .pricing-grid, .pricing-grid.tier2 { grid-template-columns: repeat(2, 1fr); }
  .testimonial-grid { grid-template-columns: 1fr; }
  .followup-promo .wrap { grid-template-columns: 1fr; padding: 44px 32px; }
  .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .value-grid { grid-template-columns: 1fr; }
}

@media (max-width: 720px) {
  .wrap { padding: 0 20px; }
  .main-nav, .header-actions .btn-text { display: none; }
  .nav-toggle { display: block; }
  .header-actions .btn-accent { display: none; }
  .mobile-menu {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: 12px 20px 20px;
    border-bottom: 1px solid var(--border);
    background: var(--bg);
  }
  .mobile-menu a, .mobile-menu .btn { padding: 12px 4px; font-size: 15px; }
  .mobile-menu.hidden { display: none; }
  .feature-grid { grid-template-columns: 1fr; }
  .pricing-grid, .pricing-grid.tier2 { grid-template-columns: 1fr; }
  .final-cta .ctas { flex-direction: column; align-items: stretch; }
  .footer-top { flex-direction: column; gap: 32px; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
}

@media (min-width: 721px) {
  .mobile-menu { display: none; }
}