:root {
  --bg: #f4efe6;
  --paper: rgba(255, 255, 255, 0.92);
  --paper-strong: #ffffff;
  --ink: #10212a;
  --muted: #50636c;
  --line: rgba(16, 33, 42, 0.08);
  --teal: #0f766e;
  --teal-deep: #155e75;
  --amber: #d97706;
  --shadow: 0 20px 60px rgba(15, 118, 110, 0.14);
  --radius-xl: 28px;
  --radius-lg: 20px;
  --radius-md: 16px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Avenir Next", "Trebuchet MS", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top right, rgba(217, 119, 6, 0.12), transparent 28%),
    radial-gradient(circle at 0% 20%, rgba(15, 118, 110, 0.16), transparent 26%),
    linear-gradient(180deg, #fcfaf6 0%, var(--bg) 100%);
}

a {
  color: inherit;
  text-decoration: none;
}

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

.page-shell {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(16px);
  background: rgba(244, 239, 230, 0.78);
  border-bottom: 1px solid rgba(16, 33, 42, 0.06);
}

.topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.brand-badge {
  width: 44px;
  height: 44px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--teal), var(--teal-deep));
  padding: 7px;
  box-shadow: 0 10px 20px rgba(21, 94, 117, 0.22);
}

.brand-logo {
  height: 22px;
  width: auto;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.nav-link {
  padding: 10px 14px;
  border-radius: 999px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 700;
  transition: background-color 0.18s ease, color 0.18s ease;
}

.nav-link:hover,
.nav-link:focus-visible {
  color: var(--ink);
  background: rgba(16, 33, 42, 0.05);
  outline: none;
}

.hero {
  display: grid;
  grid-template-columns: 1.25fr 0.95fr;
  gap: 28px;
  padding: 44px 0 26px;
}

.hero-panel,
.card,
.page-card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow);
}

.hero-panel {
  padding: 34px;
  position: relative;
  overflow: hidden;
}

.hero-panel::after {
  content: "";
  position: absolute;
  inset: auto -60px -70px auto;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(103, 232, 249, 0.3), transparent 62%);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(15, 118, 110, 0.1);
  color: var(--teal);
  font-size: 13px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.hero h1,
.page-card h1 {
  margin: 18px 0 14px;
  font-family: "Arial Black", "Avenir Next Condensed", sans-serif;
  font-size: clamp(42px, 6vw, 72px);
  line-height: 0.95;
  letter-spacing: -0.05em;
  text-transform: uppercase;
}

.hero p.lead,
.page-card p.lead {
  margin: 0;
  max-width: 640px;
  font-size: 18px;
  line-height: 1.65;
  color: var(--muted);
}

.hero-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 24px;
}

.button,
.button-subtle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 52px;
  padding: 0 18px;
  border-radius: 18px;
  font-weight: 800;
  letter-spacing: -0.01em;
}

.button {
  color: #fff;
  background: linear-gradient(135deg, var(--teal), var(--teal-deep));
  box-shadow: 0 12px 24px rgba(21, 94, 117, 0.24);
}

.button-subtle {
  color: var(--ink);
  background: rgba(16, 33, 42, 0.05);
}

.hero-side {
  display: grid;
  gap: 18px;
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.card {
  padding: 22px;
}

.stat-value {
  margin: 6px 0 0;
  font-size: 28px;
  font-weight: 800;
  letter-spacing: -0.04em;
}

.stat-label {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.device-card {
  padding: 22px;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 18px;
  align-items: center;
}

.device-icon {
  width: 92px;
  height: 92px;
  padding: 10px;
  border-radius: 24px;
  background: linear-gradient(145deg, rgba(15, 118, 110, 0.16), rgba(21, 94, 117, 0.08));
  box-shadow: inset 0 0 0 1px rgba(15, 118, 110, 0.12);
}

.device-copy h2,
.section h2,
.page-section h2 {
  margin: 0 0 10px;
  font-size: clamp(24px, 3vw, 34px);
  line-height: 1.05;
  letter-spacing: -0.04em;
}

.device-copy p,
.section-copy,
.page-section p,
.page-section li {
  margin: 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.7;
}

.section {
  padding: 18px 0 8px;
}

.section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}

.section-kicker {
  margin: 0 0 6px;
  color: var(--teal);
  font-size: 13px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.feature-grid,
.detail-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.feature-grid .card h3,
.detail-grid .card h3,
.page-section h3 {
  margin: 0 0 8px;
  font-size: 20px;
  letter-spacing: -0.03em;
}

.feature-grid .card p,
.detail-grid .card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.65;
}

.steps {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.step {
  padding: 18px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.72);
}

.step-number {
  width: 34px;
  height: 34px;
  margin-bottom: 14px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  background: rgba(15, 118, 110, 0.1);
  color: var(--teal);
  font-weight: 900;
}

.step h3 {
  margin: 0 0 8px;
  font-size: 18px;
}

.step p {
  margin: 0;
  color: var(--muted);
  line-height: 1.6;
}

.page-card {
  margin: 34px 0 18px;
  padding: 30px;
}

.page-meta {
  margin: 18px 0 0;
  display: inline-flex;
  gap: 10px;
  flex-wrap: wrap;
}

.meta-pill {
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(16, 33, 42, 0.05);
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}

.page-section {
  padding: 12px 0 14px;
}

.page-section ul {
  margin: 0;
  padding-left: 20px;
}

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

.inline-note {
  display: inline-block;
  margin-top: 10px;
  padding: 9px 12px;
  border-radius: 14px;
  background: rgba(217, 119, 6, 0.1);
  color: #9a5807;
  font-size: 14px;
  font-weight: 700;
}

.footer {
  margin-top: 24px;
  padding: 28px 0 44px;
  border-top: 1px solid rgba(16, 33, 42, 0.06);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
}

.footer-copy {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.6;
}

.footer-links {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

@media (max-width: 980px) {
  .hero,
  .feature-grid,
  .detail-grid,
  .steps {
    grid-template-columns: 1fr;
  }

  .hero h1,
  .page-card h1 {
    font-size: clamp(36px, 12vw, 56px);
  }
}

@media (max-width: 720px) {
  .topbar-inner,
  .section-head,
  .footer-inner,
  .device-card {
    display: block;
  }

  .nav-links,
  .hero-actions,
  .page-meta {
    margin-top: 14px;
  }

  .stat-grid {
    grid-template-columns: 1fr;
  }

  .hero-panel,
  .card,
  .page-card {
    padding: 22px;
  }

  .brand {
    align-items: flex-start;
  }
}