/* ============================================
   BASE — typography, body, utilities
   Consumes tokens.css. Loaded after reset.css.
   ============================================ */

body {
  background: var(--color-bg-deep);
  color: var(--color-text-primary);
  font-family: var(--font-sans);
  font-size: var(--fs-base);
  line-height: 1.6;
  overflow-x: hidden;
}

/* Headings — spacing + weights (family set per-section) */
h1, h2, h3, h4, h5, h6 {
  line-height: 1.15;
  font-weight: 500;
  color: var(--color-text-primary);
}
h1 { font-size: var(--fs-3xl); }
h2 { font-size: var(--fs-2xl); }
h3 { font-size: var(--fs-xl); }
h4 { font-size: var(--fs-lg); }
h5 { font-size: var(--fs-md); }
h6 { font-size: var(--fs-base); }

/* Paragraphs */
p { margin-bottom: var(--space-md); }
p:last-child { margin-bottom: 0; }

/* Links default to inheriting color (already in reset), add transition */
a { transition: color var(--duration-fast) ease; }

/* Accessible focus — applied site-wide */
:focus { outline: none; }
:focus-visible {
  outline: 2px solid var(--color-champagne);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

/* Selection color */
::selection {
  background: var(--color-champagne);
  color: var(--color-bg-deep);
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ============================================
   Containers
   ============================================ */
.container {
  width: 100%;
  max-width: var(--container-lg);
  margin-inline: auto;
  padding-inline: var(--space-lg);
}
.container-sm {
  width: 100%;
  max-width: var(--container-sm);
  margin-inline: auto;
  padding-inline: var(--space-lg);
}
.container-md {
  width: 100%;
  max-width: var(--container-md);
  margin-inline: auto;
  padding-inline: var(--space-lg);
}

/* ============================================
   Section heads
   ============================================ */
.section-head {
  text-align: center;
  margin-bottom: var(--space-2xl);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
}

.eyebrow-gold {
  display: inline-block;
  font-size: var(--fs-xs);
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-champagne);
}

.section-title {
  font-family: var(--font-display);
  font-size: var(--fs-2xl);
  font-weight: 400;
  letter-spacing: -0.01em;
  text-transform: uppercase;
  color: var(--color-text-primary);
  margin: 0 0 var(--space-md);
  line-height: 1;
}

.subtitle {
  font-size: var(--fs-md);
  color: var(--color-text-secondary);
  max-width: 520px;
  line-height: 1.5;
  margin: 0 auto;
}

.divider-amber {
  width: 12px;
  height: 0.5px;
  background: var(--color-champagne);
  border-radius: var(--radius-full);
  margin: 0 auto;
}

/* ============================================
   Buttons
   ============================================ */
.btn-large {
  display: inline-block;
  padding: 14px 28px;
  font-size: var(--fs-sm);
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  border-radius: var(--radius-md);
  transition: all var(--duration-base) ease;
  cursor: pointer;
  text-align: center;
  border: 1px solid transparent;
}

.btn-champagne {
  background: var(--color-champagne);
  color: var(--color-bg-deep);
  border-color: var(--color-champagne);
}
.btn-champagne:hover {
  background: var(--color-champagne-bright);
  border-color: var(--color-champagne-bright);
}

.btn-ghost {
  background: transparent;
  color: var(--color-champagne);
  border-color: var(--color-champagne);
}
.btn-ghost:hover {
  background: var(--color-champagne);
  color: var(--color-bg-deep);
}

/* ============================================
   Type utility classes
   ============================================ */
.mono {
  font-family: var(--font-mono);
  letter-spacing: 0.1em;
}

.serif {
  font-family: var(--font-serif);
}

.display {
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: -0.01em;
}

/* ============================================
   A11y helpers
   ============================================ */
.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Skip link — shown only on keyboard focus */
.skip-link {
  position: absolute;
  top: -40px;
  left: var(--space-md);
  background: var(--color-champagne);
  color: var(--color-bg-deep);
  padding: 8px 16px;
  font-size: var(--fs-sm);
  font-weight: 500;
  z-index: 9999;
  transition: top var(--duration-fast) ease;
}
.skip-link:focus { top: var(--space-md); }

/* ============================================
   JS-driven states
   ============================================ */

/* Lock body scroll when mobile menu is open */
.body-locked {
  overflow: hidden;
  touch-action: none;
}

/* Section fade-in on scroll */
.fade-init {
  opacity: 0;
  transform: translateY(20px);
  transition:
    opacity 800ms var(--ease-out),
    transform 800ms var(--ease-out);
  will-change: opacity, transform;
}

.fade-init.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Form success message (replaces form after valid submit) */
.form-success {
  grid-column: 1 / -1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-xl) var(--space-lg);
  text-align: center;
}

.form-success-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-champagne);
  color: var(--color-champagne);
  font-size: 22px;
  line-height: 1;
}

.form-success p {
  font-size: var(--fs-md);
  color: var(--color-text-primary);
  max-width: 360px;
  line-height: 1.5;
  margin: 0;
  text-align: center;
}

.form-success-email {
  font-size: var(--fs-sm) !important;
  color: var(--color-text-secondary) !important;
  margin-top: var(--space-xs) !important;
}

.form-success-email a {
  color: var(--color-champagne);
  border-bottom: 1px solid var(--color-champagne-soft);
  padding-bottom: 1px;
  transition: border-bottom-color var(--duration-fast) ease;
}

.form-success-email a:hover,
.form-success-email a:focus-visible {
  border-bottom-color: var(--color-champagne);
}