/* ==========================================================================
   Layout System — STSERVER Technologies
   ========================================================================== */

/* ── Container ───────────────────────────────────────────────────────────── */

.container {
  width: 100%;
  max-width: var(--container-xl);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-6);
  padding-right: var(--space-6);
}

.container--narrow {
  max-width: var(--container-lg);
}

.container--wide {
  max-width: var(--container-2xl);
}

/* ── Section ─────────────────────────────────────────────────────────────── */

.section {
  padding-top: var(--section-padding);
  padding-bottom: var(--section-padding);
  position: relative;
}

.section--no-top {
  padding-top: 0;
}

.section--no-bottom {
  padding-bottom: 0;
}

/* ── Section Headers ─────────────────────────────────────────────────────── */

.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto var(--space-16);
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--color-accent-blue);
  margin-bottom: var(--space-4);
  padding: var(--space-1) var(--space-4);
  background: var(--color-accent-blue-dim);
  border: 1px solid rgba(0, 166, 255, 0.2);
  border-radius: var(--radius-full);
}

.section-label::before {
  content: '';
  display: inline-block;
  width: 6px;
  height: 6px;
  background: var(--color-accent-blue);
  border-radius: 50%;
  animation: pulse-dot 2s ease-in-out infinite;
}

.section-title {
  font-size: var(--text-3xl);
  font-weight: var(--weight-bold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-4);
}

.section-subtitle {
  font-size: var(--text-lg);
  color: var(--color-text-secondary);
  line-height: var(--leading-relaxed);
}

/* ── Grid Systems ────────────────────────────────────────────────────────── */

.grid {
  display: grid;
  gap: var(--space-6);
}

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

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

.grid--4 {
  grid-template-columns: repeat(4, 1fr);
}

/* Bento Grid for Services */
.bento-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  grid-template-rows: auto;
  gap: var(--space-5);
}

.bento-grid .bento-item:nth-child(1) {
  grid-column: span 7;
  grid-row: span 2;
}

.bento-grid .bento-item:nth-child(2) {
  grid-column: span 5;
}

.bento-grid .bento-item:nth-child(3) {
  grid-column: span 5;
}

.bento-grid .bento-item:nth-child(4) {
  grid-column: span 6;
}

.bento-grid .bento-item:nth-child(5) {
  grid-column: span 6;
}

/* ── Flex Utilities ──────────────────────────────────────────────────────── */

.flex {
  display: flex;
}

.flex--center {
  align-items: center;
  justify-content: center;
}

.flex--between {
  align-items: center;
  justify-content: space-between;
}

.flex--col {
  flex-direction: column;
}

.flex--wrap {
  flex-wrap: wrap;
}

.flex--gap-sm {
  gap: var(--space-3);
}

.flex--gap-md {
  gap: var(--space-6);
}

.flex--gap-lg {
  gap: var(--space-10);
}

/* ── Dividers ────────────────────────────────────────────────────────────── */

.divider {
  border: none;
  height: 1px;
  background: var(--color-border);
  margin: var(--space-12) 0;
}

/* ── Background decorations ──────────────────────────────────────────────── */

.bg-glow {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  filter: blur(var(--blur-xl));
  z-index: 0;
}

.bg-glow--blue {
  background: radial-gradient(circle, rgba(0, 166, 255, 0.12) 0%, transparent 70%);
}

.bg-glow--cyan {
  background: radial-gradient(circle, rgba(0, 240, 181, 0.08) 0%, transparent 70%);
}

.bg-grid-pattern {
  position: absolute;
  inset: 0;
  background-image: 
    linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
  z-index: 0;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
}