:root {
  --ink: #0f172a;
  --muted: #55607a;
  --bg: #ffffff;
  --bg-soft: #f6f9fa;
  --primary: #0d9488;
  --primary-dark: #0a7b70;
  --primary-soft: #e4f5f3;
  --accent: #fb7185;
  --border: #e4e9f0;
  --shadow: 0 20px 40px rgba(15, 23, 42, 0.07);
  --radius: 16px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.55;
}

img { max-width: 100%; display: block; }

.wrap {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 24px;
}

a { color: inherit; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--primary-dark);
  background: var(--primary-soft);
  padding: 6px 14px;
  border-radius: 999px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 26px;
  border-radius: 10px;
  font-weight: 600;
  font-size: 15px;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}
.btn-primary {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 10px 24px rgba(13, 148, 136, 0.28);
}
.btn-primary:hover { background: var(--primary-dark); transform: translateY(-1px); }
.btn-ghost {
  background: #fff;
  color: var(--ink);
  border-color: var(--border);
}
.btn-ghost:hover { border-color: var(--primary); color: var(--primary-dark); }
.btn-block { width: 100%; }

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: saturate(180%) blur(8px);
  border-bottom: 1px solid var(--border);
}
.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 19px;
  text-decoration: none;
  color: var(--ink);
}
.brand svg { flex-shrink: 0; }
.main-nav ul {
  list-style: none;
  display: flex;
  gap: 30px;
  margin: 0;
  padding: 0;
}
.main-nav a {
  text-decoration: none;
  font-size: 15px;
  font-weight: 500;
  color: var(--muted);
}
.main-nav a:hover { color: var(--ink); }
.header-actions { display: flex; align-items: center; gap: 18px; }

.nav-toggle { display: none; }
.nav-toggle-label { display: none; }

@media (max-width: 860px) {
  .main-nav {
    position: absolute;
    top: 76px;
    left: 0;
    right: 0;
    background: #fff;
    border-bottom: 1px solid var(--border);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.25s ease;
  }
  .main-nav ul { flex-direction: column; gap: 0; padding: 8px 24px 18px; }
  .main-nav li { border-top: 1px solid var(--border); }
  .main-nav a { display: block; padding: 14px 0; }
  .nav-toggle:checked ~ .main-nav { max-height: 420px; }
  .nav-toggle-label {
    display: flex;
    flex-direction: column;
    gap: 4px;
    width: 24px;
    cursor: pointer;
  }
  .nav-toggle-label span { height: 2px; background: var(--ink); border-radius: 2px; }
  .header-actions .btn-primary.desktop-only { display: none; }
}
@media (min-width: 861px) {
  .nav-toggle-label { display: none !important; }
}

/* Hero */
.hero {
  padding: 76px 0 40px;
  background: linear-gradient(180deg, var(--bg-soft) 0%, #fff 100%);
  overflow: hidden;
}
.hero .wrap {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 56px;
  align-items: center;
}
.hero h1 {
  font-size: 46px;
  line-height: 1.12;
  letter-spacing: -0.01em;
  margin: 18px 0 18px;
}
.hero .lede {
  font-size: 18px;
  color: var(--muted);
  margin: 0 0 30px;
  max-width: 46ch;
}
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }

/* Hero mockup */
.mockup-stage {
  position: relative;
  height: 420px;
}
.blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(10px);
  opacity: 0.5;
}
.blob-a { width: 320px; height: 320px; background: var(--primary-soft); top: -40px; right: -20px; }
.blob-b { width: 220px; height: 220px; background: #fde7ea; bottom: -30px; left: 0; }

.doc-card {
  position: relative;
  z-index: 2;
  background: #fff;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  padding: 22px 26px 28px;
  max-width: 380px;
  margin: 30px auto 0;
}
.doc-card .doc-bar { display: flex; gap: 6px; margin-bottom: 16px; }
.doc-card .doc-bar span { width: 10px; height: 10px; border-radius: 50%; background: var(--border); }
.doc-line { height: 10px; border-radius: 5px; background: #eef1f5; margin: 12px 0; }
.doc-line.w-90 { width: 90%; }
.doc-line.w-75 { width: 75%; }
.doc-line.w-60 { width: 60%; }
.doc-line.flagged {
  display: inline-block;
  height: auto;
  background: none;
  color: var(--ink);
  font-size: 14px;
  text-decoration: underline wavy var(--accent);
  text-underline-offset: 4px;
  margin-right: 6px;
}
.doc-row { margin: 12px 0; font-size: 14px; line-height: 1.9; }
.chip-ok {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 12px;
  font-weight: 600;
  color: var(--primary-dark);
  background: var(--primary-soft);
  padding: 3px 10px;
  border-radius: 999px;
  margin-left: 8px;
}
.float-badge {
  position: absolute;
  z-index: 3;
  background: #fff;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  border-radius: 12px;
  padding: 12px 16px;
  font-size: 13px;
  font-weight: 600;
}
.float-badge .num { display: block; font-size: 18px; font-weight: 700; color: var(--primary-dark); }
.float-badge.b1 { top: 10px; left: -10px; }
.float-badge.b2 { bottom: 30px; right: -18px; }

/* Stat strip */
.stat-strip { border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); background: var(--bg-soft); }
.stat-strip .wrap {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  padding: 30px 24px;
  text-align: center;
}
.stat-strip .stat b { display: block; font-size: 30px; color: var(--primary-dark); }
.stat-strip .stat span { color: var(--muted); font-size: 14px; }

/* Section shell */
section { padding: 84px 0; }
.section-head { max-width: 680px; margin: 0 auto 48px; text-align: center; }
.section-head h2 { font-size: 32px; margin: 14px 0 12px; letter-spacing: -0.01em; }
.section-head p { color: var(--muted); font-size: 16px; margin: 0; }

/* Features */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.feature-card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 26px;
  background: #fff;
  transition: box-shadow 0.15s ease, transform 0.15s ease;
}
.feature-card:hover { box-shadow: var(--shadow); transform: translateY(-2px); }
.feature-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--primary-soft);
  color: var(--primary-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}
.feature-card h3 { font-size: 18px; margin: 0 0 8px; }
.feature-card p { color: var(--muted); font-size: 14.5px; margin: 0; }

/* Pricing */
.pricing-section { background: var(--bg-soft); }
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.price-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
  text-align: center;
  display: flex;
  flex-direction: column;
}
.price-card.featured { border-color: var(--primary); box-shadow: var(--shadow); position: relative; }
.price-card.featured::before {
  content: "Most Popular";
  position: absolute;
  top: -13px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--primary);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  padding: 4px 12px;
  border-radius: 999px;
}
.price-card h3 { font-size: 16px; margin: 6px 0 18px; color: var(--muted); font-weight: 600; }
.price-amount { font-size: 40px; font-weight: 700; color: var(--ink); }
.price-amount sup { font-size: 18px; top: -18px; position: relative; margin-right: 2px; }
.price-per { color: var(--muted); font-size: 13px; margin-bottom: 18px; }
.price-details { list-style: none; margin: 0 0 22px; padding: 0; text-align: left; flex-grow: 1; }
.price-details li {
  font-size: 13.5px;
  color: var(--muted);
  padding: 7px 0;
  border-top: 1px solid var(--border);
}
.price-details li:first-child { border-top: none; font-weight: 600; color: var(--ink); }
.price-details li .strike { text-decoration: line-through; color: #b7bfcc; margin-left: 6px; }
.price-card form { margin: 0; }

/* CTA band */
.cta-band {
  background: linear-gradient(120deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: #fff;
  border-radius: 24px;
  margin: 0 24px;
  max-width: 1112px;
  padding: 48px 48px;
}
.cta-band .wrap { max-width: none; padding: 0; display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.cta-band h2 { font-size: 26px; margin: 0 0 8px; }
.cta-band p { margin: 0; opacity: 0.9; }
.cta-band .btn-ghost { background: #fff; color: var(--primary-dark); border-color: transparent; }

/* FAQ */
/* Contact form */
.page-hero { padding: 56px 0 8px; text-align: center; }
.page-hero h1 { font-size: 36px; margin: 8px 0 10px; letter-spacing: -0.01em; }
.page-hero p { color: var(--muted); font-size: 16px; margin: 0; }

.form-card {
  max-width: 560px;
  margin: 0 auto;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 36px;
}
.form-row { margin-bottom: 18px; }
.form-row label { display: block; font-size: 13px; font-weight: 600; color: var(--ink); margin-bottom: 6px; }
.form-row input,
.form-row textarea {
  width: 100%;
  padding: 11px 13px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 15px;
  font-family: inherit;
  color: var(--ink);
  background: #fff;
}
.form-row input:focus,
.form-row textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-soft);
}
.form-row textarea { resize: vertical; min-height: 140px; }
.form-note { text-align: center; color: var(--muted); font-size: 13.5px; margin-top: 16px; }

/* Order receipt / download */
.success-icon {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--primary-soft);
  color: var(--primary-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 18px;
}
.receipt-row { display: flex; justify-content: space-between; align-items: center; gap: 16px; padding: 14px 0; border-top: 1px solid var(--border); }
.receipt-row:first-child { border-top: none; }
.receipt-row .label { font-size: 13px; color: var(--muted); }
.receipt-row .value { font-size: 15px; font-weight: 600; color: var(--ink); text-align: right; }
.serial-box {
  background: var(--primary-soft);
  color: var(--primary-dark);
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
  font-size: 17px;
  letter-spacing: 0.04em;
  padding: 14px 16px;
  border-radius: 10px;
  text-align: center;
  margin: 4px 0 20px;
}
.form-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 22px; }
.form-actions .btn { flex: 1; }
.form-alert {
  border-radius: 10px;
  padding: 14px 16px;
  font-size: 14.5px;
  margin-bottom: 22px;
}
.form-alert.success { background: var(--primary-soft); color: var(--primary-dark); }
.form-alert.error { background: #fdecee; color: #b3283f; }
.form-alert ul { margin: 6px 0 0; padding-left: 18px; }
.hp-field { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.faq-list { max-width: 760px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
.faq-item { border: 1px solid var(--border); border-radius: 14px; padding: 4px 22px; background: #fff; }
.faq-item summary {
  cursor: pointer;
  list-style: none;
  padding: 18px 0;
  font-weight: 600;
  font-size: 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+";
  font-size: 22px;
  font-weight: 400;
  color: var(--primary);
  margin-left: 16px;
}
.faq-item[open] summary::after { content: "\2212"; }
.faq-item p { color: var(--muted); font-size: 14.5px; margin: 0 0 20px; }

/* Footer */
.site-footer { background: var(--ink); color: #cbd3e1; padding: 40px 0; }
.site-footer .wrap { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 16px; }
.site-footer a { color: #cbd3e1; text-decoration: none; font-size: 14px; }
.site-footer .foot-links { display: flex; gap: 22px; }
.site-footer .brand { color: #fff; }

@media (max-width: 980px) {
  .hero .wrap { grid-template-columns: 1fr; }
  .mockup-stage { height: 340px; }
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .pricing-grid { grid-template-columns: repeat(2, 1fr); }
  .stat-strip .wrap { grid-template-columns: repeat(3, 1fr); padding: 24px; }
}
@media (max-width: 600px) {
  .hero h1 { font-size: 34px; }
  .feature-grid { grid-template-columns: 1fr; }
  .pricing-grid { grid-template-columns: 1fr; }
  .cta-band { margin: 0 16px; padding: 32px; }
  .cta-band .wrap { flex-direction: column; align-items: flex-start; }
}