/* ═══════════════════════════════════════════════════════════
   AuralogicX — Utility Classes
   css/utilities.css
═══════════════════════════════════════════════════════════ */

/* ─── Layout ─────────────────────────────────────────────── */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 28px;
}
.section       { padding: 110px 0 }
.section--alt  { background: rgba(6,12,26,0.52) }

/* ─── Typography helpers ─────────────────────────────────── */
.eyebrow {
  font-family:    var(--ff-display);
  font-size:      10.5px;
  letter-spacing: 3.5px;
  text-transform: uppercase;
  color:          var(--cyan);
  opacity:        .85;
  margin-bottom:  14px;
  display:        block;
}
.section-title {
  font-family:  var(--ff-display);
  font-size:    clamp(28px,3.8vw,46px);
  font-weight:  700;
  line-height:  1.12;
  color:        var(--white);
  margin-bottom:18px;
}
.section-sub {
  font-size:   16.5px;
  color:       #b8ccee;
  max-width:   580px;
  line-height: 1.8;
}

/* ─── Gradient text ──────────────────────────────────────── */
.g-text {
  background: linear-gradient(130deg, var(--cyan) 0%, var(--purple) 55%, var(--pink) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ─── Decorative glow bar ────────────────────────────────── */
.glow-bar {
  width:         52px;
  height:        3px;
  background:    linear-gradient(90deg,var(--cyan),var(--violet));
  border-radius: 2px;
  margin-bottom: 24px;
}

/* ─── Buttons ────────────────────────────────────────────── */
.btn {
  display:        inline-flex;
  align-items:    center;
  gap:            8px;
  padding:        13px 30px;
  border-radius:  var(--r);
  font-family:    var(--ff-display);
  font-size:      12px;
  font-weight:    600;
  letter-spacing: 1.8px;
  text-transform: uppercase;
  cursor:         pointer;
  transition:     .3s var(--ease);
  border:         none;
}
.btn-primary {
  background:  linear-gradient(130deg,var(--cyan),var(--violet));
  color:       #fff;
  box-shadow:  0 0 28px var(--glow-c);
}
.btn-primary:hover {
  transform:  translateY(-2px);
  box-shadow: 0 0 52px rgba(0,212,255,.45);
}
.btn-ghost {
  background: transparent;
  color:      var(--cyan);
  border:     1.5px solid rgba(0,212,255,.35);
}
.btn-ghost:hover {
  background: var(--cyan-dim);
  transform:  translateY(-2px);
}

/* ─── Generic card ───────────────────────────────────────── */
.card {
  background:      var(--panel);
  border:          1px solid var(--border);
  border-radius:   var(--r-lg);
  padding:         30px;
  transition:      .35s var(--ease);
  position:        relative;
  overflow:        hidden;
  backdrop-filter: blur(14px);
}
.card:hover {
  border-color: rgba(0,212,255,.28);
  transform:    translateY(-5px);
  box-shadow:   0 22px 56px rgba(0,0,0,.45), 0 0 36px var(--glow-c);
}

/* ─── Scroll-reveal ──────────────────────────────────────── */
.fade-in {
  opacity:    0;
  transform:  translateY(22px);
  transition: opacity .65s var(--ease), transform .65s var(--ease);
}
.fade-in.visible {
  opacity:   1;
  transform: translateY(0);
}