/* =============================================
   CONTAINER SYSTEM
   ============================================= */
.container {
  width: 100%;
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--s6);
  padding-right: var(--s6);
}
.container-wide {
  width: 100%;
  max-width: 1400px;
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--s6);
  padding-right: var(--s6);
}
.container-narrow {
  width: 100%;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--s6);
  padding-right: var(--s6);
}
.container-text {
  width: 100%;
  max-width: 680px;
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--s6);
  padding-right: var(--s6);
}

/* =============================================
   GRID SYSTEM
   ============================================= */
.grid   { display: grid; gap: var(--s8); }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: var(--s8); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--s8); }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--s8); }
.grid-auto { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: var(--s8); }

/* =============================================
   FLEX UTILITIES
   ============================================= */
.flex            { display: flex; }
.flex-col        { flex-direction: column; }
.flex-wrap       { flex-wrap: wrap; }
.items-center    { align-items: center; }
.items-start     { align-items: flex-start; }
.items-end       { align-items: flex-end; }
.justify-center  { justify-content: center; }
.justify-between { justify-content: space-between; }
.justify-end     { justify-content: flex-end; }
.gap-sm          { gap: var(--s4); }
.gap-md          { gap: var(--s8); }
.gap-lg          { gap: var(--s12); }

/* =============================================
   SECTION SPACING
   ============================================= */
.section    { padding: var(--s20) 0; }
.section-sm { padding: var(--s12) 0; }
.section-lg { padding: var(--s32) 0; }

/* =============================================
   BACKGROUND VARIANTS
   ============================================= */
.bg-navy     { background-color: var(--wp-navy); }
.bg-light    { background-color: var(--wp-light); }
.bg-white    { background-color: var(--wp-white); }
.bg-green    { background-color: var(--wp-green); }
.bg-gradient-dark {
  background: linear-gradient(135deg, var(--wp-navy) 0%, #0f1d33 100%);
}
.bg-gradient-seller {
  background: linear-gradient(135deg, #c62828 0%, var(--wp-red) 100%);
}
.bg-gradient-buyer {
  background: linear-gradient(135deg, #1b4332 0%, var(--wp-green) 100%);
}

/* =============================================
   SPLIT LAYOUT
   ============================================= */
.split         { display: grid; grid-template-columns: 55fr 45fr; }
.split--equal  { display: grid; grid-template-columns: 1fr 1fr; }
.split--reverse{ display: grid; grid-template-columns: 45fr 55fr; }

/* =============================================
   TEXT UTILITIES
   ============================================= */
.text-center { text-align: center; }
.text-left   { text-align: left; }
.text-right  { text-align: right; }
.text-white  { color: var(--wp-white); }
.text-navy   { color: var(--wp-navy); }
.text-red    { color: var(--wp-red); }
.text-green  { color: var(--wp-green); }
.text-gold   { color: var(--wp-gold); }
.text-muted  { color: var(--wp-gray-6); }

.fw-400 { font-weight: 400; }
.fw-600 { font-weight: 600; }
.fw-700 { font-weight: 700; }

/* =============================================
   VISIBILITY
   ============================================= */
.hidden  { display: none !important; }
.visible { visibility: visible; }
.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border-width: 0;
}

/* =============================================
   SPACING HELPERS
   ============================================= */
.mt-0  { margin-top: 0; }
.mt-4  { margin-top: var(--s4); }
.mt-6  { margin-top: var(--s6); }
.mt-8  { margin-top: var(--s8); }
.mb-0  { margin-bottom: 0; }
.mb-4  { margin-bottom: var(--s4); }
.mb-6  { margin-bottom: var(--s6); }
.mb-8  { margin-bottom: var(--s8); }
.mb-16 { margin-bottom: var(--s16); }

/* =============================================
   DECORATIVE DIVIDER
   ============================================= */
.divider {
  width: 60px;
  height: 4px;
  background: var(--wp-gold);
  border-radius: var(--r-full);
  margin: var(--s4) auto;
}
.divider--left { margin-left: 0; }

/* =============================================
   MISSING UTILITY CLASSES (template aliases)
   ============================================= */

/* .narrow — used as: <div class="container narrow"> */
.narrow {
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

/* .split-layout — 2-col grid used across templates */
.split-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--s12);
  align-items: start;
}
.split-layout--contact { gap: var(--s16); }
@media (max-width: 1024px) {
  .split-layout { grid-template-columns: 1fr; }
}

/* Background variants used with double-dash BEM convention */
.bg--light-gray { background-color: var(--wp-light-gray); }
.bg--white       { background-color: var(--wp-white); }
.bg--navy        { background-color: var(--wp-navy); }

/* Section header BEM variants (used in PHP templates) */
.section-header__title {
  font-family: var(--font-head);
  font-size: var(--text-4xl);
  color: var(--wp-navy);
  margin-bottom: var(--s4);
  line-height: 1.15;
}
.section-header__title--white { color: white; }

.section-header__sub {
  font-size: var(--text-lg);
  color: var(--wp-gray-6);
  line-height: 1.7;
}
.section-header__sub--white { color: rgba(255,255,255,0.8); }

.section-header__eyebrow {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--wp-red);
  margin-bottom: var(--s3);
}
.section-header__eyebrow--green { color: var(--wp-green); }
.section-header__eyebrow--gold  { color: var(--wp-gold); }
.section-header__eyebrow--white { color: rgba(255,255,255,0.8); }