/* ============================================================
   LAYOUT.CSS — Container, Grid, Section Layouts
   ZaidAsim.com Premium Portfolio
   ============================================================ */

/* ── Container System ───────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--container-xl);
  margin-inline: auto;
  padding-inline: var(--space-6);
}

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

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

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

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

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

.container--full {
  max-width: var(--container-full);
  padding-inline: var(--space-8);
}

/* ── Main Content Wrapper ───────────────────────────────── */
.main {
  position: relative;
  z-index: var(--z-base);
}

/* ── Section Layout ─────────────────────────────────────── */
.section {
  position: relative;
  padding-block: var(--space-section);
  overflow: hidden;
}

.section--flush {
  padding-block: 0;
}

.section--compact {
  padding-block: var(--space-12);
}

.section--hero {
  padding-top: calc(var(--nav-height) + var(--space-16));
  padding-bottom: var(--space-20);
  min-height: 100vh;
  display: flex;
  align-items: center;
}

/* ── Section Header ─────────────────────────────────────── */
.section__header {
  text-align: center;
  margin-bottom: var(--space-16);
  position: relative;
}

.section__label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-accent-magenta);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-widest);
  margin-bottom: var(--space-4);
}

.section__label::before {
  content: '//';
  color: var(--color-accent-purple);
  font-weight: var(--font-weight-bold);
}

.section__title {
  font-size: var(--font-size-section);
  margin-bottom: var(--space-4);
}

.section__subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
  max-width: 60ch;
  margin-inline: auto;
  line-height: var(--line-height-relaxed);
}

/* ── Section Decorations ────────────────────────────────── */
.section__bg-glow {
  position: absolute;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.07;
  pointer-events: none;
  z-index: var(--z-negative);
}

.section__bg-glow--purple {
  background: var(--color-accent-purple);
}

.section__bg-glow--magenta {
  background: var(--color-accent-magenta);
}

.section__bg-glow--blue {
  background: var(--color-accent-blue);
}

.section__divider {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent,
    var(--color-border) 20%,
    var(--color-accent-purple-soft) 50%,
    var(--color-border) 80%,
    transparent
  );
}


/* ── Grid System ────────────────────────────────────────── */
.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);
}

.grid--auto-fill {
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
}

.grid--auto-fit {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.grid--projects {
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: var(--space-8);
}

.grid--skills {
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-6);
}

.grid--socials {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-6);
}

.grid--youtube {
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--space-8);
}

.grid--stats {
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-6);
}

/* ── Flexbox Utilities ──────────────────────────────────── */
.flex {
  display: flex;
}

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

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

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

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

.flex-start {
  display: flex;
  align-items: flex-start;
}

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

.items-center {
  align-items: center;
}

.items-start {
  align-items: flex-start;
}

.items-end {
  align-items: flex-end;
}

.items-stretch {
  align-items: stretch;
}

.justify-center {
  justify-content: center;
}

.justify-between {
  justify-content: space-between;
}

.gap-1 { gap: var(--space-1); }
.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }
.gap-5 { gap: var(--space-5); }
.gap-6 { gap: var(--space-6); }
.gap-8 { gap: var(--space-8); }
.gap-10 { gap: var(--space-10); }
.gap-12 { gap: var(--space-12); }


/* ── Two Column Layout (Bio / About) ───────────────────── */
.layout-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
}

.layout-split--reverse {
  direction: rtl;
}

.layout-split--reverse > * {
  direction: ltr;
}

.layout-split--wide-left {
  grid-template-columns: 1.2fr 0.8fr;
}

.layout-split--wide-right {
  grid-template-columns: 0.8fr 1.2fr;
}

/* ── Masonry-like layout ────────────────────────────────── */
.masonry {
  columns: 3;
  column-gap: var(--space-6);
}

.masonry > * {
  break-inside: avoid;
  margin-bottom: var(--space-6);
}

/* ── Stack Layout ───────────────────────────────────────── */
.stack {
  display: flex;
  flex-direction: column;
}

.stack--sm { gap: var(--space-2); }
.stack--md { gap: var(--space-4); }
.stack--lg { gap: var(--space-8); }
.stack--xl { gap: var(--space-12); }

/* ── Cluster (Inline tags, badges) ──────────────────────── */
.cluster {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  align-items: center;
}

/* ── Sticky Sidebar Layout ──────────────────────────────── */
.layout-sticky {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: var(--space-12);
  align-items: start;
}

.layout-sticky__sidebar {
  position: sticky;
  top: calc(var(--nav-height) + var(--space-8));
}

/* ── Full Bleed ─────────────────────────────────────────── */
.full-bleed {
  width: 100vw;
  margin-left: calc(-50vw + 50%);
}

/* ── Aspect Ratio Boxes ─────────────────────────────────── */
.aspect-video {
  aspect-ratio: 16 / 9;
}

.aspect-square {
  aspect-ratio: 1;
}

.aspect-portrait {
  aspect-ratio: 3 / 4;
}

/* ── Spacing Utilities ──────────────────────────────────── */
.mt-auto { margin-top: auto; }
.mb-auto { margin-bottom: auto; }
.ml-auto { margin-left: auto; }
.mr-auto { margin-right: auto; }
.mx-auto { margin-inline: auto; }

.text-center { text-align: center; }
.text-left   { text-align: left; }
.text-right  { text-align: right; }

/* ── Overflow ───────────────────────────────────────────── */
.overflow-hidden {
  overflow: hidden;
}

.overflow-x-auto {
  overflow-x: auto;
}

/* ── Position ───────────────────────────────────────────── */
.relative {
  position: relative;
}

.absolute {
  position: absolute;
}

.sticky {
  position: sticky;
}

.inset-0 {
  inset: 0;
}

/* ── Width/Height ───────────────────────────────────────── */
.w-full { width: 100%; }
.h-full { height: 100%; }
.min-h-screen { min-height: 100vh; }