/* ==========================================================================
   J92 Labs — visual/interaction upgrade layer
   Loaded after style.css. Purely presentational: no rule here changes any
   text, heading, label, or URL — it only changes how existing markup moves,
   layers, and responds to scroll/pointer.
   ========================================================================== */

/* Base overrides for the persistent ambient background trick -------------- */

html {
  background: var(--bg);
}

body {
  background: transparent;
  overflow-x: hidden;
}

/* Respect reduced motion globally: kill non-essential animation/transition
   duration site-wide as a safety net (JS also skips setting these up). */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

/* ==========================================================================
   Persistent site-wide ambient layer (behind every page, every section)
   ========================================================================== */

.ambient-bg {
  position: fixed;
  inset: 0;
  z-index: -1;
  overflow: hidden;
  pointer-events: none;
}

.ambient-bg canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0.55;
}

.ambient-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(70px);
  opacity: 0.3;
  will-change: transform;
}

.ambient-glow--orange {
  width: 620px;
  height: 620px;
  top: -220px;
  right: -180px;
  background: radial-gradient(circle, rgba(232, 100, 26, 0.55), transparent 70%);
  animation: ambient-drift-a 38s ease-in-out infinite;
}

.ambient-glow--purple {
  width: 720px;
  height: 720px;
  bottom: -260px;
  left: -220px;
  background: radial-gradient(circle, rgba(120, 55, 190, 0.45), transparent 70%);
  animation: ambient-drift-b 46s ease-in-out infinite;
}

.ambient-grid {
  position: absolute;
  inset: -10%;
  opacity: 0.05;
  background-image: linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 0%, black 0%, transparent 75%);
  mask-image: radial-gradient(ellipse 70% 60% at 50% 0%, black 0%, transparent 75%);
}

@keyframes ambient-drift-a {
  0%, 100% { transform: translate3d(0, 0, 0); }
  50%      { transform: translate3d(-50px, 70px, 0); }
}

@keyframes ambient-drift-b {
  0%, 100% { transform: translate3d(0, 0, 0); }
  50%      { transform: translate3d(60px, -50px, 0); }
}

@media (prefers-reduced-motion: reduce) {
  .ambient-glow {
    animation: none;
  }
}

/* ==========================================================================
   Hero scene (per-section layered background — hero-scene.php partial)
   ========================================================================== */

.hero-scene {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  pointer-events: none;
}

/* Sections that host a hero-scene need a positioning context + their real
   content raised above it. .hero and .svc-hero already had these in
   style.css; .page-hero did not, so we add it here. */
.page-hero {
  position: relative;
  overflow: hidden;
}

.hero .container,
.page-hero .container,
.svc-hero .container {
  position: relative;
  z-index: 1;
}

.scene-particles {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.scene-floor {
  position: absolute;
  left: 50%;
  bottom: -18%;
  width: 160%;
  height: 65%;
  transform: translate3d(-50%, 0, 0) translateY(var(--py, 0px)) perspective(600px) rotateX(62deg);
  background-image: linear-gradient(rgba(232, 100, 26, 0.32) 1px, transparent 1px),
    linear-gradient(90deg, rgba(232, 100, 26, 0.32) 1px, transparent 1px);
  background-size: 58px 58px;
  -webkit-mask-image: linear-gradient(to top, black 0%, transparent 78%);
  mask-image: linear-gradient(to top, black 0%, transparent 78%);
  opacity: 0.38;
  will-change: transform;
}

.scene-grid {
  position: absolute;
  inset: -15% -5%;
  background-image: linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 46px 46px;
  opacity: 0.07;
  -webkit-mask-image: radial-gradient(ellipse 65% 55% at 80% 20%, black 0%, transparent 70%);
  mask-image: radial-gradient(ellipse 65% 55% at 80% 20%, black 0%, transparent 70%);
  transform: translate3d(var(--px, 0px), var(--py, 0px), 0);
  will-change: transform;
}

.scene-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  will-change: transform;
}

.scene-glow--orange {
  width: 460px;
  height: 460px;
  top: 6%;
  right: 6%;
  background: radial-gradient(circle, rgba(232, 100, 26, 0.4), transparent 70%);
}

.scene-glow--purple {
  width: 520px;
  height: 520px;
  bottom: -8%;
  right: 22%;
  background: radial-gradient(circle, rgba(120, 55, 190, 0.32), transparent 70%);
}

/* Compact variant (inner-page heroes) is visually quieter */
.hero-scene--compact .scene-glow {
  opacity: 0.7;
}

.hero-scene--compact .scene-floor {
  opacity: 0.24;
}

/* ==========================================================================
   Scroll indicator (homepage hero only — decorative, additive per spec)
   ========================================================================== */

.scroll-indicator {
  position: absolute;
  left: 24px;
  bottom: 36px;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text-muted);
  font-family: var(--font-heading);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.scroll-indicator-line {
  position: relative;
  width: 1px;
  height: 40px;
  background: var(--border);
  overflow: hidden;
}

.scroll-indicator-line span {
  position: absolute;
  top: -40px;
  left: 0;
  width: 100%;
  height: 40%;
  background: linear-gradient(var(--orange), transparent);
  animation: scroll-line-travel 2.2s ease-in-out infinite;
}

@keyframes scroll-line-travel {
  0%   { transform: translateY(0); }
  100% { transform: translateY(140px); }
}

@media (max-width: 900px) {
  .scroll-indicator {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .scroll-indicator-line span {
    animation: none;
    top: 0;
    height: 100%;
    background: var(--orange);
    opacity: 0.5;
  }
}

/* ==========================================================================
   Scroll-reveal base state
   Only applied by JS (adds .reveal-init before observing, then swaps to
   .reveal-in). If JS never runs, [data-reveal] elements keep their normal
   default (visible) state — progressive enhancement.
   ========================================================================== */

[data-reveal].reveal-init {
  opacity: 0;
  transform: translateY(28px);
}

[data-reveal].reveal-in {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

/* ==========================================================================
   Interactive card tilt support
   JS sets rotateX/rotateY/translateY inline via GSAP; these rules just give
   the browser a hint and keep cards readable while tilted.
   ========================================================================== */

.tilt-card {
  transform-style: preserve-3d;
  /* Includes background 0.2s ease to preserve .service-card's own hover-fill
     transition (style.css) — this shorthand would otherwise replace it
     outright, since both rules share the same specificity and this file
     loads after style.css. */
  transition: box-shadow 0.3s ease, border-color 0.3s ease, background 0.2s ease,
    transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.tilt-card.tilt-active {
  box-shadow: 0 24px 60px -24px rgba(0, 0, 0, 0.55);
}

/* ==========================================================================
   Section transition glow (subtle continuity between sections)
   ========================================================================== */

.about-section,
.stats-strip,
#packages,
#why-us {
  position: relative;
}

/* ==========================================================================
   Reduced motion / no-JS safety
   ========================================================================== */

.reduced-motion .hero-scene,
.reduced-motion .ambient-bg {
  animation: none !important;
}

.reduced-motion .scene-floor,
.reduced-motion .scene-grid,
.reduced-motion .scene-glow,
.reduced-motion .ambient-glow {
  transform: none !important;
}