:root {
  --accent-50: #e6f1fb;
  --accent-100: #b5d4f4;
  --accent-600: #185fa5;
  --accent-700: #124a82;
  --accent-800: #0c447c;
  --success: #16a34a;
  --success-bg: #eaf3de;
  --bg: #ffffff;
  --bg-alt: #f8fafc;
  --card-bg: #ffffff;
  --text: #0f172a;
  --text-muted: #475569;
  --border: #e2e8f0;
  --shadow: 0 1px 2px rgba(15, 23, 42, 0.06), 0 8px 24px rgba(15, 23, 42, 0.06);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f172a;
    --bg-alt: #111d33;
    --card-bg: #17233d;
    --text: #e6edf7;
    --text-muted: #9fb0c9;
    --border: #24334f;
    --accent-50: #17263f;
    --success-bg: #143321;
    --shadow: 0 1px 2px rgba(0, 0, 0, 0.3), 0 8px 24px rgba(0, 0, 0, 0.35);
  }
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

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

a {
  color: var(--accent-600);
}

.wrap {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 20px;
}

/* --- Header --- */

header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.15rem;
  text-decoration: none;
  color: var(--text);
}

.brand img {
  width: 32px;
  height: 32px;
  border-radius: 8px;
}

.nav-links {
  display: none;
  gap: 28px;
  font-size: 0.95rem;
  font-weight: 500;
}

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

.nav-links a:hover {
  color: var(--text);
}

@media (min-width: 720px) {
  .nav-links {
    display: flex;
  }
}

.lang-switch {
  display: flex;
  gap: 4px;
  font-size: 0.8rem;
  font-weight: 700;
}

.lang-switch a {
  color: var(--text-muted);
  text-decoration: none;
  padding: 4px 6px;
  border-radius: 6px;
}

.lang-switch a:hover {
  background: var(--bg-alt);
  color: var(--text);
}

.lang-switch a[aria-current='true'] {
  color: var(--accent-600);
  background: var(--accent-50);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: 10px;
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  white-space: nowrap;
}

.btn-primary {
  background: var(--accent-600);
  color: #fff;
}

.btn-primary:hover {
  background: var(--accent-700);
}

.btn-ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--border);
}

.btn-ghost:hover {
  background: var(--bg-alt);
}

/* --- Hero --- */

.hero {
  padding: 72px 0 56px;
  text-align: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--accent-600);
  background: var(--accent-50);
  padding: 6px 12px;
  border-radius: 999px;
  margin-bottom: 20px;
}

h1 {
  font-size: clamp(1.9rem, 4.5vw, 3rem);
  line-height: 1.15;
  margin: 0 0 18px;
  letter-spacing: -0.01em;
}

.hero p.lead {
  font-size: clamp(1.05rem, 2vw, 1.2rem);
  color: var(--text-muted);
  max-width: 620px;
  margin: 0 auto 32px;
}

.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  justify-content: center;
  margin-bottom: 14px;
}

.hero-note {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* --- Sections generic --- */

section {
  padding: 64px 0;
}

section.alt {
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.section-head {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 44px;
}

.section-head h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  margin: 0 0 12px;
  letter-spacing: -0.01em;
}

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

/* --- Problem strip --- */

.problem {
  display: grid;
  gap: 24px;
  grid-template-columns: 1fr;
  align-items: center;
}

@media (min-width: 800px) {
  .problem {
    grid-template-columns: 1fr 1fr;
  }
}

.problem-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 28px;
  box-shadow: var(--shadow);
}

.problem-card h3 {
  margin-top: 0;
}

/* --- Steps --- */

.steps {
  display: grid;
  gap: 24px;
  grid-template-columns: 1fr;
}

@media (min-width: 720px) {
  .steps {
    grid-template-columns: repeat(3, 1fr);
  }
}

.step {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 26px;
  box-shadow: var(--shadow);
}

.step .num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 999px;
  background: var(--accent-50);
  color: var(--accent-600);
  font-weight: 700;
  margin-bottom: 14px;
}

.step h3 {
  margin: 0 0 8px;
  font-size: 1.05rem;
}

.step p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.95rem;
}

/* --- No-account callout --- */

.callout {
  border-radius: 20px;
  padding: 40px 32px;
  background: linear-gradient(135deg, var(--accent-600), #0d9488);
  color: #fff;
  display: grid;
  gap: 28px;
  grid-template-columns: 1fr;
}

@media (min-width: 800px) {
  .callout {
    grid-template-columns: 1.1fr 1fr;
    align-items: center;
  }
}

.callout h2 {
  font-size: clamp(1.4rem, 3vw, 1.9rem);
  margin: 0 0 14px;
}

.callout p {
  margin: 0;
  opacity: 0.92;
}

.callout ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.callout li {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  font-size: 0.95rem;
}

.callout li svg {
  flex-shrink: 0;
  margin-top: 2px;
}

/* --- Benefit grid (with account) --- */

.benefits {
  display: grid;
  gap: 20px;
  grid-template-columns: 1fr;
}

@media (min-width: 640px) {
  .benefits {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 980px) {
  .benefits {
    grid-template-columns: repeat(3, 1fr);
  }
}

.benefit {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 22px;
  box-shadow: var(--shadow);
}

.benefit .icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: var(--success-bg);
  color: var(--success);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 14px;
}

.benefit h3 {
  margin: 0 0 6px;
  font-size: 1rem;
}

.benefit p {
  margin: 0;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.account-note {
  text-align: center;
  margin-top: 28px;
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* --- Enterprise / Trust Anchor preview --- */

.enterprise {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 40px 32px;
  display: grid;
  gap: 28px;
  grid-template-columns: 1fr;
  box-shadow: var(--shadow);
}

@media (min-width: 800px) {
  .enterprise {
    grid-template-columns: 1fr 1fr;
    align-items: center;
  }
}

.badge-soon {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 999px;
  background: var(--accent-50);
  color: var(--accent-600);
  margin-bottom: 14px;
}

.enterprise h2 {
  margin: 0 0 12px;
  font-size: clamp(1.3rem, 2.6vw, 1.7rem);
}

.enterprise ul {
  margin: 18px 0 0;
  padding-left: 1.1em;
  color: var(--text-muted);
  font-size: 0.95rem;
}

.enterprise ul li {
  margin-bottom: 8px;
}

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

.final-cta {
  text-align: center;
}

.final-cta h2 {
  margin: 0 0 14px;
  font-size: clamp(1.4rem, 3vw, 1.9rem);
}

.final-cta p {
  color: var(--text-muted);
  margin: 0 0 28px;
}

/* --- Footer --- */

footer {
  border-top: 1px solid var(--border);
  padding: 32px 0;
  color: var(--text-muted);
  font-size: 0.85rem;
}

.footer-row {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: center;
  justify-content: space-between;
}

.footer-links {
  display: flex;
  gap: 18px;
}

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

.footer-links a:hover {
  color: var(--text);
}