/* Gov OS — public marketing landing (isolated static) */
:root {
  color-scheme: light;
  --bg: #f4f6f8;
  --surface: #ffffff;
  --text: #0f172a;
  --muted: #475569;
  --muted-light: #64748b;
  --border: #e2e8f0;
  --accent: #0c4a6e;
  --accent-hover: #075985;
  --accent-soft: rgba(12, 74, 110, 0.08);
  --gold: #b45309;
  --gold-soft: rgba(180, 83, 9, 0.12);
  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 0 4px 24px rgba(15, 23, 42, 0.06);
  --shadow-lg: 0 24px 48px rgba(15, 23, 42, 0.08);
  --font: "Source Sans 3", system-ui, -apple-system, "Segoe UI", sans-serif;
  --display: "Source Serif 4", Georgia, "Times New Roman", serif;
  --max: 1120px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  font-size: 17px;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
}

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

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

a:hover {
  text-decoration: underline;
}

.container {
  width: min(var(--max), 100% - 48px);
  margin: 0 auto;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 16px 0;
}

.logo {
  font-family: var(--display);
  font-weight: 600;
  font-size: 1.35rem;
  letter-spacing: -0.02em;
  color: var(--text);
  text-decoration: none;
}

.logo:hover {
  text-decoration: none;
  color: var(--accent);
}

.nav-main {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-main a:not(.btn) {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--muted);
  text-decoration: none;
}

.nav-main a:not(.btn):hover {
  color: var(--text);
}

.nav-main__access {
  font-size: 0.8rem !important;
  color: var(--muted-light) !important;
  font-weight: 400 !important;
}

.menu-toggle {
  display: none;
  background: none;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 8px 12px;
  cursor: pointer;
  font-size: 0.875rem;
}

@media (max-width: 900px) {
  .menu-toggle {
    display: block;
  }

  .nav-main {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--surface);
    flex-direction: column;
    align-items: stretch;
    padding: 16px 24px 24px;
    border-bottom: 1px solid var(--border);
    gap: 0;
    display: none;
    box-shadow: var(--shadow-lg);
  }

  .nav-main.is-open {
    display: flex;
  }

  .nav-main a {
    padding: 12px 0;
    border-bottom: 1px solid var(--border);
  }

  .nav-main a:last-child {
    border-bottom: none;
  }
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 22px;
  font-family: var(--font);
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.2s, color 0.2s, box-shadow 0.2s;
}

.btn:hover {
  text-decoration: none;
}

.btn--primary {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 2px 8px rgba(12, 74, 110, 0.25);
}

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

.btn--secondary {
  background: var(--surface);
  color: var(--accent);
  border: 1px solid var(--border);
}

.btn--secondary:hover {
  background: var(--accent-soft);
  color: var(--accent-hover);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

/* Hero */
.hero {
  padding: 72px 0 88px;
  background: linear-gradient(180deg, #fff 0%, var(--bg) 100%);
  border-bottom: 1px solid var(--border);
}

.hero__kicker {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--gold);
  margin-bottom: 16px;
}

.hero h1 {
  font-family: var(--display);
  font-size: clamp(2.1rem, 4.5vw, 3.25rem);
  font-weight: 600;
  line-height: 1.12;
  letter-spacing: -0.02em;
  margin: 0 0 20px;
  max-width: 18ch;
}

.hero__lead {
  font-size: 1.125rem;
  color: var(--muted);
  max-width: 52ch;
  margin: 0;
}

.hero__panel {
  margin-top: 48px;
  padding: 20px 24px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.hero__panel-label {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted-light);
  width: 100%;
  margin: 0;
}

.hero__panel-domain {
  font-family: ui-monospace, monospace;
  font-size: 0.95rem;
  color: var(--accent);
  font-weight: 600;
}

/* Sections */
.section {
  padding: 80px 0;
}

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

.section__title {
  font-family: var(--display);
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  font-weight: 600;
  margin: 0 0 12px;
  letter-spacing: -0.02em;
}

.section__subtitle {
  color: var(--muted);
  font-size: 1.05rem;
  max-width: 60ch;
  margin: 0 0 40px;
}

.quote-block {
  font-family: var(--display);
  font-size: clamp(1.35rem, 2.5vw, 1.75rem);
  font-style: italic;
  line-height: 1.45;
  color: var(--text);
  margin: 0;
  padding: 32px 0;
  border-left: 4px solid var(--accent);
  padding-left: 28px;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}

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

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

.card h3,
.card h4 {
  font-family: var(--display);
  margin: 0 0 10px;
  font-size: 1.15rem;
}

.card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.98rem;
}

.pill {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
  background: var(--accent-soft);
  padding: 6px 12px;
  border-radius: 999px;
  margin-bottom: 12px;
}

/* Contact */
.contact-section {
  background: linear-gradient(160deg, var(--accent-soft) 0%, var(--gold-soft) 100%);
  border-top: 1px solid var(--border);
}

.contact-card {
  max-width: 520px;
  margin: 0 auto;
  padding: 40px;
  background: var(--surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border);
}

.contact-card h2 {
  font-family: var(--display);
  font-size: 1.5rem;
  margin: 0 0 8px;
}

.contact-card__hint {
  font-size: 0.95rem;
  color: var(--muted);
  margin: 0 0 24px;
  line-height: 1.5;
}

.form-group {
  margin-bottom: 18px;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 6px;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 12px 14px;
  font-family: var(--font);
  font-size: 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: #fff;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.form-status {
  margin-top: 16px;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  display: none;
}

.form-status.is-visible {
  display: block;
}

.form-status--ok {
  background: #ecfdf5;
  color: #065f46;
  border: 1px solid #a7f3d0;
}

.form-status--err {
  background: #fef2f2;
  color: #991b1b;
  border: 1px solid #fecaca;
}

/* CTA strip */
.cta-strip {
  text-align: center;
  padding: 72px 0;
  background: var(--text);
  color: #e2e8f0;
}

.cta-strip h2 {
  font-family: var(--display);
  font-size: clamp(1.5rem, 3vw, 2rem);
  margin: 0 0 12px;
  color: #fff;
}

.cta-strip p {
  margin: 0 0 24px;
  color: #94a3b8;
  max-width: 48ch;
  margin-left: auto;
  margin-right: auto;
}

.cta-strip .btn--primary {
  background: #fff;
  color: var(--accent);
  box-shadow: none;
}

.cta-strip .btn--primary:hover {
  background: #f1f5f9;
  color: var(--accent-hover);
}

/* Footer */
.site-footer {
  padding: 32px 0;
  background: #0f172a;
  color: #94a3b8;
  font-size: 0.875rem;
}

.site-footer a {
  color: #cbd5e1;
}

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

.site-footer__access {
  font-size: 0.8rem;
  opacity: 0.85;
}