/* ============================================================
   Acadia Compass — Marketing Site Stylesheet
   Design tokens ported from DESIGN.md ("The Ranger's Notebook")
   ============================================================ */

/* ---- Reset ---- */
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
a { color: inherit; text-decoration: none; }
img, svg { display: block; max-width: 100%; }

/* ---- Tokens ---- */
:root {
  --color-primary: #013626;           /* Deep Boreal Spruce */
  --color-primary-container: #1E4D3B; /* Spruce Container */
  --color-secondary: #426279;         /* Coastal Fog Slate */
  --color-surface: #F3FAFF;           /* Atlantic Sea-Fog */
  --color-text: #121D22;              /* Deep Shore Night */
  --color-text-secondary: #414944;    /* Shoreline Mist Variant */
  --color-border: #717974;            /* Summit Granite */
  --color-border-subtle: #C0C9C2;     /* Granite Dust */
  --color-on-dark: #F3FAFF;
  --color-on-dark-secondary: rgba(243, 250, 255, 0.7);

  --font-sans: 'Fira Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', 'Courier New', monospace;

  --container-max: 960px;
  --space-1: 8px;
  --space-2: 16px;
  --space-3: 24px;
  --space-4: 40px;
  --space-5: 64px;
  --space-6: 96px;
}

/* ---- Base typography ---- */
body {
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-surface);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 { font-weight: 700; line-height: 1.15; letter-spacing: -0.02em; margin: 0 0 var(--space-2); }
p { margin: 0 0 var(--space-2); color: var(--color-text-secondary); }
p:last-child { margin-bottom: 0; }

/* ---- Layout ---- */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-3);
}

.band { padding: var(--space-5) 0; position: relative; overflow: hidden; }
.band--light { background: var(--color-surface); color: var(--color-text); }
.band--dark { background: var(--color-primary); color: var(--color-on-dark); }
.band--dark p { color: var(--color-on-dark-secondary); }
.band--dark h1, .band--dark h2 { color: var(--color-on-dark); }

/* ---- Header & nav ---- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(243, 250, 255, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-border-subtle);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.wordmark {
  font-weight: 700;
  font-size: 18px;
  letter-spacing: -0.01em;
  color: var(--color-text);
}

.site-nav {
  display: flex;
  gap: var(--space-3);
}

.nav-link {
  font-size: 15px;
  font-weight: 600;
  color: var(--color-text-secondary);
  padding: var(--space-1) 0;
  border-bottom: 2px solid transparent;
}

.nav-link.active,
.nav-link:hover {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}

.nav-toggle-input,
.nav-toggle-label { display: none; }

/* ---- Buttons & badges ---- */
.badge {
  display: inline-flex;
  align-items: center;
  padding: var(--space-1) var(--space-2);
  border-radius: 100px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.badge--soon {
  background: rgba(243, 250, 255, 0.14);
  border: 1px solid rgba(243, 250, 255, 0.3);
  color: var(--color-on-dark);
}

/* ---- Hero ---- */
.hero { text-align: left; }

.hero-topo {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0.16;
  z-index: 0;
}

.hero-inner { position: relative; z-index: 1; max-width: 640px; }

.hero-eyebrow {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(243, 250, 255, 0.6);
  margin-bottom: var(--space-2);
}

.hero-headline {
  font-size: clamp(36px, 6vw, 56px);
  margin-bottom: var(--space-2);
}

.hero-sub {
  font-size: 19px;
  color: var(--color-on-dark-secondary);
  margin-bottom: var(--space-3);
  max-width: 520px;
}

/* ---- Stat row ---- */
.stat-row-section { padding: var(--space-4) 0; }

.stat-row {
  display: flex;
  justify-content: center;
  gap: var(--space-6);
  flex-wrap: wrap;
  text-align: center;
}

.stat { display: flex; flex-direction: column; gap: var(--space-1); }

.stat-value {
  font-family: var(--font-mono);
  font-size: 40px;
  font-weight: 500;
  color: var(--color-primary);
}

.stat-label {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-secondary);
}

/* ---- Feature sections ---- */
.feature-inner {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
}

.feature--reverse .feature-inner { flex-direction: row-reverse; }

.feature-icon {
  flex-shrink: 0;
  width: 128px;
  height: 128px;
  border-radius: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(1, 54, 38, 0.08);
  color: var(--color-primary);
}

.band--dark .feature-icon {
  background: rgba(243, 250, 255, 0.1);
  color: var(--color-on-dark);
}

.feature-content { max-width: 560px; }

.feature-heading { font-size: 26px; }

/* ---- Closing statement ---- */
.closing-inner { max-width: 640px; }
.closing-heading { font-size: 32px; }
.closing-link { color: var(--color-primary); font-weight: 600; text-decoration: underline; }
.band--dark .closing-link { color: var(--color-on-dark); }

/* ---- Page intro (privacy / support headers) ---- */
.page-intro { padding: var(--space-5) 0 var(--space-4); }
.page-intro-inner { max-width: 640px; }
.page-title { font-size: clamp(32px, 5vw, 44px); margin-bottom: var(--space-1); }
.page-updated { color: var(--color-on-dark-secondary); font-size: 15px; }

/* ---- Privacy policy content ---- */
.policy-inner { max-width: 720px; }
.policy-lede { font-size: 18px; color: var(--color-text); margin-bottom: var(--space-4); }
.policy-section { padding-top: var(--space-3); border-top: 1px solid var(--color-border-subtle); margin-top: var(--space-3); }
.policy-section:first-of-type { border-top: none; margin-top: 0; padding-top: 0; }
.policy-heading { font-size: 20px; margin-bottom: var(--space-1); }

/* ---- FAQ (support page) ---- */
.faq-inner { max-width: 720px; }

.faq-item {
  border-bottom: 1px solid var(--color-border-subtle);
  padding: var(--space-2) 0;
}

.faq-item:first-child { padding-top: 0; }

.faq-question {
  font-size: 18px;
  font-weight: 600;
  cursor: pointer;
  list-style: none;
}

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

.faq-question::before {
  content: '+';
  display: inline-block;
  width: 20px;
  color: var(--color-primary);
  font-weight: 700;
}

.faq-item[open] .faq-question::before { content: '−'; }

.faq-answer { padding: var(--space-2) 0 0 20px; }

/* ---- Footer ---- */
.site-footer { background: var(--color-primary); color: var(--color-on-dark); padding: var(--space-4) 0; }

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.footer-nav { display: flex; gap: var(--space-3); }
.footer-nav a { font-size: 14px; color: var(--color-on-dark-secondary); }
.footer-nav a:hover { color: var(--color-on-dark); }
.footer-copy { font-size: 13px; color: var(--color-on-dark-secondary); }

/* ---- Responsive ---- */
@media (max-width: 640px) {
  .header-inner { position: relative; }

  .nav-toggle-label {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 24px;
    height: 24px;
    cursor: pointer;
  }

  .nav-toggle-label span {
    display: block;
    height: 2px;
    background: var(--color-text);
    border-radius: 2px;
  }

  .site-nav {
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 0;
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border-subtle);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.2s ease;
  }

  .nav-toggle-input:checked ~ .site-nav {
    max-height: 200px;
  }

  .site-nav .nav-link {
    padding: var(--space-2) var(--space-3);
    border-bottom: 1px solid var(--color-border-subtle);
  }

  .feature-inner,
  .feature--reverse .feature-inner {
    flex-direction: column;
  }

  .stat-row { gap: var(--space-4); }
}