/* =========================================================
   Qadri Motion System — premium transitions for every page
   Color tokens unchanged (Traffic Orange + industrial neutrals)
   ========================================================= */

:root {
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
  --ease-emph: cubic-bezier(0.7, 0, 0.16, 1);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

/* Page enter */
body {
  opacity: 0;
  animation: pageIn 0.7s var(--ease-out) forwards;
}
@keyframes pageIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

/* Route transition curtain */
.page-curtain {
  position: fixed;
  inset: 0;
  z-index: 9999;
  pointer-events: none;
  display: flex;
  flex-direction: column;
}
.page-curtain span {
  flex: 1;
  background: var(--ink);
  transform: scaleY(0);
  transform-origin: bottom;
}
.page-curtain.is-leaving span {
  animation: curtainUp 0.55s var(--ease-emph) forwards;
}
.page-curtain.is-leaving span:nth-child(1) { animation-delay: 0s; }
.page-curtain.is-leaving span:nth-child(2) { animation-delay: 0.05s; }
.page-curtain.is-leaving span:nth-child(3) { animation-delay: 0.1s; }
.page-curtain.is-entering span {
  transform: scaleY(1);
  transform-origin: top;
  animation: curtainDown 0.55s var(--ease-emph) forwards;
}
.page-curtain.is-entering span:nth-child(1) { animation-delay: 0.1s; }
.page-curtain.is-entering span:nth-child(2) { animation-delay: 0.05s; }
.page-curtain.is-entering span:nth-child(3) { animation-delay: 0s; }
@keyframes curtainUp {
  from { transform: scaleY(0); transform-origin: bottom; }
  to { transform: scaleY(1); transform-origin: bottom; }
}
@keyframes curtainDown {
  from { transform: scaleY(1); transform-origin: top; }
  to { transform: scaleY(0); transform-origin: top; }
}

/* Custom cursor removed — use native system cursor */

/* Reveals */
.reveal {
  opacity: 0;
  transform: translateY(36px);
  transition:
    opacity 0.85s var(--ease-out),
    transform 0.85s var(--ease-out),
    filter 0.85s var(--ease-out);
  filter: blur(4px);
  will-change: opacity, transform;
}
.reveal.in {
  opacity: 1;
  transform: none;
  filter: blur(0);
}
.reveal-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity 0.85s var(--ease-out), transform 0.85s var(--ease-out);
}
.reveal-left.in { opacity: 1; transform: none; }
.reveal-right {
  opacity: 0;
  transform: translateX(40px);
  transition: opacity 0.85s var(--ease-out), transform 0.85s var(--ease-out);
}
.reveal-right.in { opacity: 1; transform: none; }
.reveal-scale {
  opacity: 0;
  transform: scale(0.92);
  transition: opacity 0.85s var(--ease-out), transform 0.85s var(--ease-out);
}
.reveal-scale.in { opacity: 1; transform: none; }

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.32s; }
.reveal-delay-4 { transition-delay: 0.44s; }
.reveal-delay-5 { transition-delay: 0.56s; }

/* Stagger children */
.stagger > *:not(.in) {
  opacity: 0;
  transform: translateY(28px);
}
.stagger > *.in {
  opacity: 1;
  transform: none;
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}

/* =========================================================
   Page hero — cinematic entrance + continuous motion
   ========================================================= */
.page-hero-shell {
  position: relative;
  overflow: hidden;
  color: #fff;
  display: flex;
  align-items: flex-end;
  min-height: min(68vh, 620px);
  padding-block: clamp(6.5rem, 14vw, 9.5rem) clamp(3.25rem, 7vw, 5rem);
  isolation: isolate;
}

/* Soft bottom blend into next section */
.page-hero-shell::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: clamp(4rem, 12vw, 7rem);
  z-index: 3;
  pointer-events: none;
  background: linear-gradient(180deg, transparent, rgba(13, 15, 17, 0.55) 55%, rgba(255, 255, 255, 0.97));
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 1s var(--ease-out) 0.55s, transform 1s var(--ease-out) 0.55s;
}
.page-hero-shell.is-ready::before {
  opacity: 1;
  transform: none;
}

/* Orange accent rule */
.page-hero-shell::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  z-index: 4;
  background: linear-gradient(90deg, transparent 5%, var(--orange) 35%, #ff7a3d 50%, var(--orange) 65%, transparent 95%);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform 1.1s var(--ease-out) 0.35s;
}
.page-hero-shell.is-ready::after {
  transform: scaleX(1);
}

.page-hero-shell .hero-bg {
  position: absolute;
  inset: -8%;
  background-size: cover;
  background-position: center;
  z-index: 0;
  transform: scale(1.14) translate3d(0, var(--hero-y, 0px), 0);
  filter: saturate(0.92) contrast(1.05);
  opacity: 0;
  transition: opacity 1.1s var(--ease-out);
  will-change: transform, opacity;
  animation: none;
}
.page-hero-shell.is-ready .hero-bg {
  opacity: 1;
  animation: heroKenBurns 22s ease-in-out infinite alternate;
}
@keyframes heroKenBurns {
  0%   { transform: scale(1.12) translate3d(0, var(--hero-y, 0px), 0); }
  100% { transform: scale(1.2) translate3d(-1.5%, calc(var(--hero-y, 0px) - 1%), 0); }
}

.page-hero-shell .hero-shade {
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    radial-gradient(ellipse 70% 55% at 12% 80%, rgba(240, 74, 12, 0.28), transparent 58%),
    radial-gradient(ellipse 50% 40% at 88% 20%, rgba(240, 74, 12, 0.12), transparent 50%),
    linear-gradient(115deg, rgba(13, 15, 17, 0.94) 0%, rgba(13, 15, 17, 0.72) 48%, rgba(13, 15, 17, 0.55) 100%);
  opacity: 0;
  transition: opacity 0.9s var(--ease-out) 0.1s;
}
.page-hero-shell.is-ready .hero-shade {
  opacity: 1;
}

/* Fine grain / industrial texture */
.page-hero-shell .hero-shade::after {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.18;
  mix-blend-mode: overlay;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.55'/%3E%3C/svg%3E");
}

.page-hero-shell .hero-inner {
  position: relative;
  z-index: 2;
  width: 100%;
}

/* Hero-specific reveal: clip + rise (overrides generic until .in) */
.page-hero-shell .hero-inner > .reveal,
.page-hero-shell .hero-inner > .reveal-delay-1,
.page-hero-shell .hero-inner > .reveal-delay-2,
.page-hero-shell .hero-inner > .reveal-delay-3 {
  opacity: 0;
  filter: blur(8px);
  transform: translateY(42px);
  transition:
    opacity 0.95s var(--ease-out),
    transform 0.95s var(--ease-out),
    filter 0.95s var(--ease-out);
}
.page-hero-shell .hero-inner > .reveal.in,
.page-hero-shell .hero-inner > .reveal-delay-1.in,
.page-hero-shell .hero-inner > .reveal-delay-2.in,
.page-hero-shell .hero-inner > .reveal-delay-3.in {
  opacity: 1;
  filter: blur(0);
  transform: none;
}

/* Eyebrow accent bar */
.page-hero-shell .eyebrow-light {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
}
.page-hero-shell .eyebrow-light::before {
  content: "";
  width: 0;
  height: 2px;
  background: var(--orange);
  transition: width 0.7s var(--ease-out) 0.45s;
}
.page-hero-shell.is-ready .eyebrow-light::before {
  width: 2rem;
}

/* Headline letter-space settle */
.page-hero-shell h1 {
  text-wrap: balance;
  text-shadow: 0 12px 40px rgba(0, 0, 0, 0.35);
}

/* CTA group entrance */
.page-hero-shell .hero-inner .btn-arrow {
  transition:
    gap 0.35s var(--ease),
    background 0.35s,
    color 0.35s,
    border-color 0.35s,
    transform 0.45s var(--ease),
    box-shadow 0.45s,
    opacity 0.6s;
}
.page-hero-shell .hero-inner .btn-arrow:hover {
  transform: translateY(-3px);
  box-shadow: 0 16px 36px -14px rgba(240, 74, 12, 0.65);
}

/* Scroll cue */
.page-hero-shell .hero-scroll {
  position: absolute;
  right: clamp(1.25rem, 4vw, 2.5rem);
  bottom: clamp(2.5rem, 6vw, 3.5rem);
  z-index: 4;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.55rem;
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.8s var(--ease-out) 1s, transform 0.8s var(--ease-out) 1s;
  pointer-events: none;
}
.page-hero-shell.is-ready .hero-scroll {
  opacity: 0.85;
  transform: none;
}
.page-hero-shell .hero-scroll span {
  writing-mode: vertical-rl;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--steel);
}
.page-hero-shell .hero-scroll i {
  display: block;
  width: 1px;
  height: 36px;
  background: linear-gradient(180deg, var(--orange), transparent);
  animation: heroScrollPulse 1.8s var(--ease) infinite;
}
@keyframes heroScrollPulse {
  0%, 100% { opacity: 0.35; transform: scaleY(0.7); transform-origin: top; }
  50% { opacity: 1; transform: scaleY(1); transform-origin: top; }
}
@media (max-width: 720px) {
  .page-hero-shell .hero-scroll { display: none; }
}

/* Lift cards */
.lift {
  transition: transform 0.45s var(--ease), box-shadow 0.45s var(--ease), border-color 0.35s;
}
.lift:hover {
  transform: translateY(-6px);
  box-shadow: 0 22px 50px -24px rgba(13, 15, 17, 0.28);
  border-color: rgba(240, 74, 12, 0.45);
}

/* Image zoom frames */
.frame img,
.zoom-img img {
  transition: transform 1.1s var(--ease);
}
.frame:hover img,
.zoom-img:hover img {
  transform: scale(1.05);
}

/* Magnetic-ish buttons */
.btn-arrow {
  transition:
    gap 0.35s var(--ease),
    background 0.35s,
    color 0.35s,
    border-color 0.35s,
    transform 0.35s var(--ease),
    box-shadow 0.35s;
}
.btn-arrow:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 28px -14px rgba(240, 74, 12, 0.55);
}

/* Count-up numbers */
[data-count] {
  font-variant-numeric: tabular-nums;
}

/* Timeline draw */
.timeline-item {
  opacity: 0;
  transform: translateX(-16px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}
.timeline-item.in {
  opacity: 1;
  transform: none;
}

/* Section divider glow */
.section-glow {
  position: relative;
}
.section-glow::before {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  width: min(480px, 70%);
  height: 1px;
  transform: translateX(-50%);
  background: linear-gradient(90deg, transparent, var(--orange), transparent);
  opacity: 0.55;
}

/* Link underline sweep */
.sweep-link {
  position: relative;
  display: inline-block;
}
.sweep-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 100%;
  height: 1.5px;
  background: var(--orange);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.4s var(--ease);
}
.sweep-link:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  body { animation: none; opacity: 1; }
  .page-curtain { display: none !important; }
  .reveal,
  .reveal-left,
  .reveal-right,
  .reveal-scale,
  .stagger > *,
  .timeline-item,
  .page-hero-shell .hero-bg,
  .page-hero-shell .hero-shade,
  .page-hero-shell .hero-scroll,
  .page-hero-shell::before,
  .page-hero-shell::after {
    opacity: 1 !important;
    transform: none !important;
    filter: none !important;
    transition: none !important;
    animation: none !important;
  }
  .page-hero-shell .hero-bg {
    inset: 0;
    transform: none !important;
  }
  .page-hero-shell .eyebrow-light::before { width: 2rem; }
}