/* ==========================================================================
   Codenzo — Motion & premium surface system
   Sleek/premium direction: precise ease-out motion, short travel distances,
   glass + glow rather than bounce/confetti. Applied site-wide.
   ========================================================================== */

/* ---- Scroll reveal -------------------------------------------------------- */
[data-reveal] {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 700ms var(--ease-out), transform 700ms var(--ease-out);
  will-change: opacity, transform;
}
[data-reveal="scale"] { transform: translateY(0) scale(0.96); }
[data-reveal="left"] { transform: translateX(-24px); }
[data-reveal="right"] { transform: translateX(24px); }
[data-reveal].is-revealed {
  opacity: 1;
  transform: translate(0, 0) scale(1);
}

@media (prefers-reduced-motion: reduce) {
  [data-reveal] { opacity: 1; transform: none; transition: none; }
}

/* ---- Tilt cards (glass + pointer-follow glow) -------------------------- */
[data-tilt] {
  position: relative;
  transition: transform 200ms var(--ease-out), border-color var(--dur-med);
  transform-style: preserve-3d;
  will-change: transform;
}
.tilt-glow {
  position: absolute; inset: 0; border-radius: inherit;
  pointer-events: none; z-index: 0; transition: background 200ms ease-out;
}
[data-tilt] > * { position: relative; z-index: 1; }

/* ---- Magnetic buttons ------------------------------------------------------ */
[data-magnetic] {
  transition: transform 320ms var(--ease-spring);
  will-change: transform;
}

/* ---- Cursor glow (desktop only, ambient) --------------------------------- */
.cursor-glow {
  position: fixed; top: 0; left: 0; z-index: 2;
  width: 420px; height: 420px; margin-left: -210px; margin-top: -210px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(124,92,255,0.06) 0%, rgba(61,219,217,0.03) 40%, transparent 70%);
  pointer-events: none;
  transition: opacity 300ms ease;
}

/* ---- Glass surface (used for nav, floating panels) ----------------------- */
.glass {
  background: rgba(23, 26, 33, 0.6);
  backdrop-filter: blur(20px) saturate(160%);
  -webkit-backdrop-filter: blur(20px) saturate(160%);
  border: 1px solid rgba(237, 239, 244, 0.08);
}

/* ---- Nav: scrolled state --------------------------------------------------- */
.nav {
  transition: padding 280ms var(--ease-out), background 280ms, border-color 280ms, box-shadow 280ms;
}
.nav-scrolled {
  padding-top: var(--sp-3);
  padding-bottom: var(--sp-3);
  background: rgba(11, 13, 18, 0.92);
  box-shadow: 0 8px 32px rgba(0,0,0,0.3);
}

/* ---- Glow ring on primary CTAs (idle pulse, GPU-cheap) --------------------- */
@keyframes glow-pulse {
  0%, 100% { box-shadow: 0 0 0 1px rgba(124,92,255,0.4), 0 0 24px rgba(124,92,255,0.18); }
  50% { box-shadow: 0 0 0 1px rgba(124,92,255,0.55), 0 0 36px rgba(124,92,255,0.32); }
}
.btn-glow-idle { animation: glow-pulse 3.2s ease-in-out infinite; }
@media (prefers-reduced-motion: reduce) { .btn-glow-idle { animation: none; } }

/* ---- Gradient text (used once per page max, for a hero word) -------------- */
.grad-text {
  background: var(--grad-hero);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}

/* ---- Section divider glow (marks a transition between sections) ----------- */
.divider-glow {
  height: 1px; width: 100%;
  background: linear-gradient(90deg, transparent, rgba(124,92,255,0.35), rgba(61,219,217,0.35), transparent);
}

/* ---- Marquee (logos / ticker strips) --------------------------------------- */
.marquee { overflow: hidden; position: relative; -webkit-mask-image: linear-gradient(90deg, transparent, black 8%, black 92%, transparent); mask-image: linear-gradient(90deg, transparent, black 8%, black 92%, transparent); }
.marquee-track { display: flex; gap: var(--sp-7); width: max-content; animation: marquee-scroll 28s linear infinite; }
@keyframes marquee-scroll { from { transform: translateX(0); } to { transform: translateX(-50%); } }
@media (prefers-reduced-motion: reduce) { .marquee-track { animation: none; } }

/* ---- Animated gradient border (used sparingly — featured cards) ----------- */
.gradient-border {
  position: relative;
  border-radius: var(--r-lg);
}
.gradient-border::before {
  content: '';
  position: absolute; inset: -1px; border-radius: inherit; z-index: -1;
  background: conic-gradient(from var(--angle, 0deg), var(--violet), var(--cyan), var(--violet));
  animation: border-spin 5s linear infinite;
}
@keyframes border-spin { to { --angle: 360deg; } }
@property --angle { syntax: '<angle>'; initial-value: 0deg; inherits: false; }
@media (prefers-reduced-motion: reduce) { .gradient-border::before { animation: none; } }

/* ---- Skeleton -> content crossfade ----------------------------------------- */
.fade-in-content { animation: fade-in-up 500ms var(--ease-out) both; }
@keyframes fade-in-up { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }

/* ---- Floating orb accents (ambient background, GPU-cheap, low opacity) ---- */
.orb {
  position: absolute; border-radius: 50%; filter: blur(60px);
  pointer-events: none; z-index: 0;
  animation: orb-float 14s ease-in-out infinite;
}
@keyframes orb-float {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(20px, -30px) scale(1.08); }
}
@media (prefers-reduced-motion: reduce) { .orb { animation: none; } }

/* ---- Page transition shell (subtle fade on nav) --------------------------- */
body { animation: page-in 420ms var(--ease-out) both; }
@keyframes page-in { from { opacity: 0; } to { opacity: 1; } }