/* ==========================================================================
   Layout Utilities — MaaNaa Levent
   ========================================================================== */

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

/* ==========================================================================
   Section System — page-wide rhythm (light / dark / black themes)
   ========================================================================== */

.section {
  padding: clamp(24px, 3vh, 45px) 0;
  position: relative;
}

/* Light (default) — cream warm */
.section,
.section--light {
  background: var(--color-light-bg);
  color: var(--color-primary);
}

/* Dark — navy with champagne accents */
.section--dark {
  background: var(--color-primary-dark);
  color: var(--color-cream);
}
.section--dark h1,
.section--dark h2,
.section--dark h3 { color: var(--color-cream); }
.section--dark p { color: rgba(244, 228, 184, 0.74); }

/* Black — full cinematic */
.section--black {
  background: var(--color-night);
  color: var(--color-cream);
}
.section--black h1,
.section--black h2,
.section--black h3 { color: var(--color-cream); }
.section--black p { color: rgba(244, 228, 184, 0.72); }

/* Section transition — subtle gradient strip between themes */
.section + .section--dark::before,
.section + .section--black::before,
.section--dark + .section--light::before,
.section--black + .section--light::before {
  content: '';
  position: absolute;
  top: -1px;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-accent-gold), transparent);
  opacity: 0.4;
  z-index: 1;
}

/* ==========================================================================
   Section Header — editorial style (eyebrow + serif italic h2)
   ========================================================================== */

.section-header {
  text-align: center;
  margin-bottom: clamp(28px, 3.5vh, 44px);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.section-header h2 {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(40px, 4.5vw, 64px);
  letter-spacing: -0.015em;
  line-height: 1;
  margin: 0;
}

.section-header h2 b {
  font-weight: 500;
  color: var(--color-accent-gold);
  font-style: italic;
}

.section-header p {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 300;
  font-size: clamp(15px, 1.2vw, 18px);
  line-height: 1.55;
  max-width: 640px;
  margin: 0;
}

.section--light .section-header p { color: var(--color-text-light); }

/* Eyebrow above h2 */
.section-header::before {
  content: attr(data-eyebrow);
  display: inline-flex;
  align-items: center;
  gap: 14px;
  font-family: var(--font-heading);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.4em;
  text-transform: uppercase;
  color: var(--color-accent-gold);
  margin-bottom: 8px;
}

.section-header::before:empty,
.section-header:not([data-eyebrow])::before {
  display: none;
}

/* Section number — optional editorial marker */
.section-num {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 300;
  font-size: clamp(56px, 5vw, 84px);
  color: var(--color-accent-gold);
  line-height: 0.85;
  letter-spacing: -0.04em;
  opacity: 0.8;
}

/* Hairline divider */
.hairline-gold {
  width: 64px;
  height: 1px;
  background: var(--color-accent-gold);
  margin: 0 auto;
}

/* ==========================================================================
   Grid System
   ========================================================================== */

.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 30px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 30px; }

/* Flexbox */
.flex-center { display: flex; align-items: center; justify-content: center; }

/* Text alignment */
.text-center { text-align: center; }
.text-left   { text-align: left; }
.text-right  { text-align: right; }

/* ==========================================================================
   Button System — champagne primary, navy/ghost variants
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  background: var(--color-accent-gold);
  color: var(--color-primary-dark);
  padding: 16px 32px;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 12px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  border: 1px solid var(--color-accent-gold);
  border-radius: 999px;
  cursor: pointer;
  transition: var(--transition-fast);
  text-align: center;
  line-height: 1;
  text-decoration: none;
}

.btn:hover {
  background: var(--color-accent-gold-soft);
  border-color: var(--color-accent-gold-soft);
  color: var(--color-primary-dark);
  transform: translateY(-1px);
}

.btn-outline,
.btn--ghost {
  background: transparent;
  color: var(--color-accent-gold);
  border: 1px solid var(--color-accent-gold);
}

.btn-outline:hover,
.btn--ghost:hover {
  background: var(--color-accent-gold);
  color: var(--color-primary-dark);
}

.btn--dark-ghost {
  background: transparent;
  color: var(--color-primary);
  border: 1px solid var(--color-primary);
}

.btn--dark-ghost:hover {
  background: var(--color-primary);
  color: var(--color-cream);
}

/* Overlay */
.overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
}

/* Margin utilities */
.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 10px; }
.mb-2 { margin-bottom: 20px; }
.mb-3 { margin-bottom: 30px; }
.mb-4 { margin-bottom: 40px; }
.mb-5 { margin-bottom: 60px; }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: 10px; }
.mt-2 { margin-top: 20px; }
.mt-3 { margin-top: 30px; }
.mt-4 { margin-top: 40px; }
.mt-5 { margin-top: 60px; }

/* Accessibility */
.visually-hidden,
.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;
}