:root {
  color-scheme: light;
  --bg: #f5efe4;
  --panel: rgba(255, 252, 246, 0.88);
  --ink: #172126;
  --muted: #526067;
  --accent: #0f766e;
  --accent-strong: #0b5c56;
  --line: rgba(23, 33, 38, 0.12);
  --shadow: 0 24px 60px rgba(23, 33, 38, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(15, 118, 110, 0.18), transparent 32%),
    radial-gradient(circle at right center, rgba(189, 138, 55, 0.18), transparent 28%),
    linear-gradient(180deg, #fff9ef 0%, var(--bg) 100%);
  line-height: 1.6;
}

a {
  color: inherit;
}

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

.hero {
  padding: 24px 0 72px;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 18px 0 28px;
}

.brand {
  font-size: 0.92rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.topbar nav {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
}

.topbar a {
  text-decoration: none;
  color: var(--muted);
}

.hero-card {
  display: grid;
  grid-template-columns: 1.4fr 0.9fr;
  gap: 24px;
  padding: 40px;
  border: 1px solid var(--line);
  border-radius: 28px;
  background: var(--panel);
  box-shadow: var(--shadow);
  backdrop-filter: blur(10px);
}

h1,
h2,
h3 {
  line-height: 1.1;
  margin: 0 0 16px;
}

h1 {
  max-width: 22ch;
  font-size: clamp(1.5rem, 2.6vw, 2rem);
  letter-spacing: -0.015em;
  font-weight: 600;
}

h2 {
  font-size: clamp(1.3rem, 2.2vw, 1.7rem);
  letter-spacing: -0.015em;
  font-weight: 600;
}

p {
  margin: 0 0 16px;
  color: var(--muted);
  font-size: 1.05rem;
}

.hero-copy p:first-of-type {
  color: var(--ink);
  font-size: 1.18rem;
  max-width: 40rem;
}

.cta-row {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 28px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 20px;
  border-radius: 999px;
  border: 1px solid transparent;
  text-decoration: none;
  font-weight: 600;
}

.button.primary {
  background: var(--accent);
  color: #f8fffd;
}

.button.primary:hover {
  background: var(--accent-strong);
}

.button.secondary {
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.5);
}

.proof {
  display: grid;
  gap: 14px;
}

.proof-card,
.section-card,
.faq-item {
  border: 1px solid var(--line);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.64);
  padding: 22px;
}

.proof-card strong,
.metric strong {
  display: block;
  font-size: 1.8rem;
  line-height: 1;
  margin-bottom: 8px;
}

main section {
  padding: 0 0 24px;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.eyebrow {
  display: inline-block;
  margin-bottom: 16px;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
}

ul {
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
}

.metric-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  margin-top: 18px;
}

.metric {
  padding: 20px;
  border-radius: 20px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.56);
}

.section-stack {
  display: grid;
  gap: 18px;
}

footer {
  padding: 20px 0 56px;
  color: var(--muted);
}

.promo-card {
  border: 2px solid var(--accent);
  border-radius: 22px;
  background: linear-gradient(180deg, #fffdf6 0%, #fff5e6 100%);
  padding: 22px;
  box-shadow: 0 12px 32px rgba(189, 138, 55, 0.18);
  color: var(--ink);
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.promo-badge {
  display: inline-block;
  align-self: flex-start;
  background: var(--accent);
  color: #fff;
  font-weight: 700;
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 6px 12px;
  border-radius: 999px;
}

.promo-list {
  list-style: none;
  padding-left: 0;
  margin: 0;
  color: var(--ink);
  display: grid;
  gap: 10px;
}

.promo-list li {
  position: relative;
  padding-left: 22px;
  font-size: 1rem;
  line-height: 1.5;
}

.promo-list li::before {
  content: "\2022";
  position: absolute;
  left: 6px;
  top: 0;
  color: var(--accent);
  font-weight: 700;
}

.start-review-form {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 4px;
}

.start-review-label {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--ink);
}

.start-review-row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.start-review-row input[type="url"] {
  flex: 1 1 200px;
  min-width: 0;
  min-height: 48px;
  padding: 0 14px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #ffffff;
  color: var(--ink);
  color-scheme: light;
  font-size: 0.98rem;
  font-family: inherit;
  outline: none;
}

.start-review-row input[type="url"]:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(15, 118, 110, 0.18);
}

.start-review-row .button {
  flex: 0 0 auto;
}

.start-review-error {
  color: #b91c1c;
  font-size: 0.9rem;
  margin: 0;
}

.cta-card {
  display: flex;
  flex-direction: column;
  gap: 16px;
  align-items: flex-start;
}

@media (max-width: 900px) {
  .hero-card,
  .grid-3,
  .grid-2,
  .metric-strip {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-bottom: 48px;
  }

  .hero-card {
    padding: 24px;
  }

  h1 {
    max-width: none;
  }

  .start-review-row .button {
    width: 100%;
  }
}