:root {
  --bg: #f6f8fc;
  --surface: #ffffff;
  --surface-muted: #f3f6fc;
  --text: #0f172a;
  --text-muted: #475569;
  --line: #dbe5f2;
  --brand: #1d4ed8;
  --brand-dark: #1e40af;
  --focus: #f59e0b;
  --shadow: 0 14px 36px rgba(15, 23, 42, 0.08);
  --radius: 14px;
  --max: 1000px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, #e7efff 0%, transparent 52%),
    radial-gradient(circle at 88% 15%, #e8f1ff 0%, transparent 45%),
    var(--bg);
  line-height: 1.6;
}

a {
  color: inherit;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: auto;
  background: var(--text);
  color: #fff;
  padding: 0.7rem 1rem;
  border-radius: 0.5rem;
  z-index: 1000;
}

.skip-link:focus-visible {
  left: 1rem;
  top: 1rem;
}

.container {
  width: min(100% - 2rem, var(--max));
  margin: 0 auto;
}

.narrow {
  width: min(100% - 2rem, 780px);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(246, 248, 252, 0.92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid rgba(219, 229, 242, 0.85);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.9rem 0;
}

.logo {
  font-weight: 700;
  letter-spacing: 0.01em;
  text-decoration: none;
  font-size: 1.15rem;
}

.section {
  padding: 4rem 0;
}

.section-alt {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.85), rgba(255, 255, 255, 0.95));
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.hero {
  padding-top: 5rem;
  padding-bottom: 4rem;
}

.hero-inner {
  max-width: 760px;
}

.eyebrow {
  margin: 0 0 0.9rem;
  font-size: 0.84rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--brand-dark);
  font-weight: 700;
}

h1,
h2,
h3 {
  margin: 0 0 1rem;
  line-height: 1.2;
}

h1 {
  font-size: clamp(2rem, 6vw, 3.2rem);
  text-wrap: balance;
}

h2 {
  font-size: clamp(1.6rem, 4.2vw, 2.2rem);
  text-wrap: balance;
}

h3 {
  font-size: 1.1rem;
}

p {
  margin: 0 0 1rem;
}

.hero-copy,
.section-copy {
  color: var(--text-muted);
  max-width: 65ch;
}

.beta-note {
  margin-top: 0.85rem;
  font-weight: 600;
  color: #1e293b;
}

.trust-copy {
  margin-top: 0.25rem;
  font-size: 0.95rem;
  color: #334155;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 0.7rem 1.2rem;
  min-height: 44px;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: background-color 150ms ease, border-color 150ms ease, transform 150ms ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn:active {
  transform: translateY(0);
}

.btn-nav,
.btn-primary {
  background: var(--brand);
  color: #fff;
}

.btn-nav:hover,
.btn-primary:hover {
  background: var(--brand-dark);
}

.btn-secondary {
  background: #fff;
  border-color: #bfdbfe;
  color: #1e3a8a;
}

.btn-secondary:hover {
  background: #eff6ff;
  border-color: #93c5fd;
}

.text-btn {
  border: 0;
  background: transparent;
  color: #1e3a8a;
  font-weight: 600;
  padding: 0.4rem 0.1rem;
  min-height: 44px;
  cursor: pointer;
  text-decoration: underline;
  text-underline-offset: 0.2rem;
}

.text-btn:hover {
  color: #1d4ed8;
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
summary:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 3px;
}

.feature-list {
  padding-left: 1.15rem;
  margin: 0 0 1rem;
}

.feature-list li {
  margin: 0 0 0.65rem;
}

.card-grid {
  display: grid;
  gap: 1rem;
}

.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.2rem;
  box-shadow: var(--shadow);
}

.card p {
  margin: 0;
  color: var(--text-muted);
}

.steps {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: audit-steps;
}

.steps li {
  counter-increment: audit-steps;
  display: grid;
  grid-template-columns: 2.15rem 1fr;
  gap: 0.8rem;
  align-items: start;
  margin-bottom: 0.9rem;
}

.steps li::before {
  content: counter(audit-steps);
  width: 2.15rem;
  height: 2.15rem;
  border-radius: 999px;
  background: #dbeafe;
  color: #1e3a8a;
  display: grid;
  place-items: center;
  font-weight: 700;
}

.steps li span {
  display: block;
  padding-top: 0.3rem;
}

.cta-section {
  background: linear-gradient(180deg, #f8fbff, #ffffff);
}

.cta-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.1rem;
}

.copy-status {
  min-height: 1.2rem;
  font-size: 0.92rem;
  color: #14532d;
}

.mini-form {
  margin-top: 1.3rem;
  padding: 1rem;
  background: var(--surface);
  border-radius: var(--radius);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.mini-form h3 {
  margin-bottom: 0.45rem;
}

.form-note {
  color: var(--text-muted);
  font-size: 0.95rem;
}

.form-grid {
  display: grid;
  gap: 0.85rem;
  margin-bottom: 1rem;
}

label {
  display: inline-block;
  margin-bottom: 0.3rem;
  font-weight: 600;
}

input {
  width: 100%;
  min-height: 44px;
  border: 1px solid #bfdbfe;
  border-radius: 0.7rem;
  padding: 0.55rem 0.7rem;
  font: inherit;
}

input::placeholder {
  color: #64748b;
}

input:invalid:focus {
  border-color: #dc2626;
}

.faq-list {
  display: grid;
  gap: 0.75rem;
}

details {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 0.9rem;
  padding: 0.8rem 0.95rem;
}

summary {
  cursor: pointer;
  font-weight: 600;
}

details p {
  margin-top: 0.55rem;
  color: var(--text-muted);
}

.site-footer {
  padding: 2.2rem 0;
  border-top: 1px solid var(--line);
  background: #f3f7ff;
}

.footer-wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 1.4rem;
  align-items: center;
  justify-content: space-between;
}

.site-footer p {
  margin: 0;
  color: #334155;
}

.site-footer a {
  color: #1e3a8a;
}

@media (min-width: 720px) {
  .section {
    padding: 5rem 0;
  }

  .hero {
    padding-top: 6rem;
    padding-bottom: 5rem;
  }

  .card-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
  }

  .form-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .form-grid .full {
    grid-column: 1 / -1;
  }
}