/* Calibrena — Static landing. System fonts, no external CSS. */

:root {
  --color-text: #0f172a;
  --color-text-muted: #4b5563;
  --color-accent: #173072;
  --color-accent-soft: #eef2ff;
  --color-accent-border: #c7d2fe;
  --color-bg: #ffffff;
  --color-bg-alt: #f8fafc;
  --color-border: #e5e7eb;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, sans-serif;
  --max-width: 960px;
  --space: 1.5rem;
  --space-lg: 3.25rem;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-pill: 999px;
  --shadow-soft: 0 18px 45px rgba(15, 23, 42, 0.06);
  --shadow-strong: 0 24px 60px rgba(15, 23, 42, 0.12);
  --header-blur: 18px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--color-text);
  background: var(--color-bg);
}

.container {
  width: 100%;
  max-width: var(--max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space);
  padding-right: var(--space);
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid rgba(148, 163, 184, 0.25);
  padding: 0.9rem 0;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(var(--header-blur));
  -webkit-backdrop-filter: blur(var(--header-blur));
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space);
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--color-accent);
}

.brand__logo {
  height: 52px;
  width: auto;
  display: block;
}

.brand__name {
  font-weight: 700;
  letter-spacing: 0.2px;
  font-size: 1.1rem;
}

.logo {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-accent);
  text-decoration: none;
}

.logo:hover {
  text-decoration: underline;
}

.nav {
  display: flex;
  gap: 1.5rem;
}

.nav a {
  color: var(--color-text-muted);
  text-decoration: none;
  font-size: 0.95rem;
}

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

/* Hero */
.hero {
  background: #0f1f4a;
  color: #ffffff;
  padding: 5.5rem 0 4.5rem;
  text-align: center;
  position: relative;
}

.hero h1 {
  margin: 0 0 0.5rem;
  font-size: clamp(2.5rem, 5.4vw, 3.6rem);
  font-weight: 700;
  color: #ffffff;
}

/* Intentional two-line hero headline (pre-launch) */
.hero h1.hero__title {
  line-height: 1.12;
  letter-spacing: -0.02em;
  max-width: 14em;
  margin-left: auto;
  margin-right: auto;
}

.hero-subtitle {
  margin: 0 0 1rem;
  font-size: 1.5rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.9);
}

.hero-tagline,
.hero-support,
.hero-note {
  color: rgba(255, 255, 255, 0.85);
}

.hero-tagline {
  margin: 0 auto 0.75rem;
  max-width: 64ch;
  font-size: 1.125rem;
}

.hero-support {
  margin: 0 auto 1.5rem;
  max-width: 42ch;
  font-size: 1rem;
}

.hero-note {
  margin: 1rem 0 0;
  font-size: 0.9rem;
}

.hero-note--price {
  margin-top: 1.25rem;
  margin-bottom: 0;
  font-size: 0.95rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.92);
}

.hero-note--secondary {
  margin-top: 0.4rem;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.68);
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.25rem 0.85rem;
  border-radius: var(--radius-pill);
  background: rgba(15, 31, 74, 0.8);
  border: 1px solid rgba(226, 232, 240, 0.7);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: #ffffff;
  margin-bottom: 1.25rem;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 600;
  text-align: center;
  text-decoration: none;
  border-radius: var(--radius-pill);
  cursor: pointer;
  border: none;
  box-shadow: 0 14px 30px rgba(15, 23, 42, 0.12);
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease, color 0.15s ease;
}

.btn-primary {
  background: #d4a63a;
  color: #0f1f4a;
  border: none;
}

.btn-primary:hover {
  background: #c79a2b;
  opacity: 0.9;
  transform: translateY(-1px);
}

.btn:focus-visible {
  outline: 2px solid transparent;
  box-shadow: 0 0 0 2px #fff, 0 0 0 4px rgba(79, 70, 229, 0.7);
}

/* Sections */
.section {
  padding: var(--space-lg) 0;
}

.section-alt {
  background: var(--color-bg-alt);
}

.section h2 {
  margin: 0 0 1.25rem;
  font-size: 1.9rem;
  font-weight: 700;
  color: var(--color-text);
}

.section h3 {
  margin: 1.5rem 0 0.5rem;
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--color-text);
}

.section p {
  margin: 0 0 1rem;
  color: var(--color-text-muted);
}

.section p:last-child {
  margin-bottom: 0;
}

/* Cards & lists */
.card,
.pricing-card {
  background: #ffffff;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(148, 163, 184, 0.18);
  box-shadow: var(--shadow-soft);
  padding: 1.85rem 1.85rem 2rem;
}

.section-alt .card {
  background: #ffffff;
}

.list-bullet,
.list-detail {
  margin: 1rem 0;
  padding-left: 1.5rem;
}

.list-bullet li,
.list-detail li {
  margin-bottom: 0.5rem;
  color: var(--color-text-muted);
}

.list-detail li strong {
  color: var(--color-text);
}

.steps {
  margin: 1rem 0;
  padding-left: 1.5rem;
}

.steps li {
  margin-bottom: 0.75rem;
  color: var(--color-text-muted);
}

/* FAQ */
.faq-list {
  margin: 1.5rem 0 0;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.faq-item {
  border-radius: var(--radius-md);
  border: 1px solid rgba(148, 163, 184, 0.3);
  padding: 0.9rem 1rem;
  background: #ffffff;
}

.faq-item[open] {
  border-color: var(--color-accent-border);
  background: var(--color-accent-soft);
}

.faq-item summary {
  list-style: none;
  cursor: pointer;
  font-weight: 600;
  color: var(--color-text);
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item p {
  margin: 0.5rem 0 0;
  color: var(--color-text-muted);
}

/* Pricing */
.pricing-title {
  margin: 1rem 0 0.25rem !important;
}

.pricing-amount {
  margin: 0 0 1rem !important;
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-accent);
}

.pricing .btn {
  margin-top: 1.5rem;
}

.pricing-card {
  position: relative;
  box-shadow: var(--shadow-strong);
  border-color: var(--color-accent-border);
  text-align: left;
}

.pricing-card::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  border-top: 3px solid var(--color-accent);
  pointer-events: none;
}

/* Final CTA */
.cta-section {
  text-align: center;
}

.cta-section .btn {
  margin-top: 1rem;
}

/* Legal pages */
.legal-page {
  padding: 4rem 0;
  min-height: 50vh;
}

.legal-page h1 {
  margin: 0 0 1rem;
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-text);
}

.legal-page p {
  margin: 0 0 0.5rem;
  color: var(--color-text-muted);
}

.legal-page a {
  color: var(--color-accent);
  text-decoration: none;
}

.legal-page a:hover {
  text-decoration: underline;
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--color-border);
  padding: var(--space-lg) 0;
  margin-top: var(--space-lg);
}

.site-footer .container {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space);
}

.footer-nav {
  display: flex;
  gap: 1.5rem;
}

.footer-nav a {
  color: var(--color-text-muted);
  text-decoration: none;
  font-size: 0.9rem;
}

.footer-nav a:hover {
  color: var(--color-accent);
}

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

/* Responsive */
@media (max-width: 640px) {
  .site-header .container {
    flex-direction: column;
    align-items: flex-start;
  }

  .nav {
    width: 100%;
    flex-wrap: wrap;
    row-gap: 0.75rem;
  }

  .hero {
    padding: 3.25rem 0 2.75rem;
  }

  .card,
  .pricing-card {
    padding: 1.5rem 1.4rem 1.6rem;
  }

  .section {
    padding: 2.5rem 0;
  }

  .site-footer .container {
    flex-direction: column;
    align-items: flex-start;
  }
}