/* ============================================================
   HANU BEAUTY — Animations & 3D Effects
   ============================================================ */

/* ─── Reveal on Scroll ────────────────────────────────────── */
/* Elements are VISIBLE by default — JS adds .js-reveal-ready to body first,
   THEN hides + animates them. This means content always shows even if JS fails. */
.js-reveal-ready [data-reveal] {
  opacity: 0;
  transition: opacity 0.8s cubic-bezier(0.4,0,0.2,1),
              transform 0.8s cubic-bezier(0.4,0,0.2,1);
}
.js-reveal-ready [data-reveal="up"]    { transform: translateY(50px); }
.js-reveal-ready [data-reveal="down"]  { transform: translateY(-50px); }
.js-reveal-ready [data-reveal="left"]  { transform: translateX(-50px); }
.js-reveal-ready [data-reveal="right"] { transform: translateX(50px); }
.js-reveal-ready [data-reveal="scale"] { transform: scale(0.9); }
.js-reveal-ready [data-reveal="fade"]  { transform: none; }
[data-reveal].revealed {
  opacity: 1 !important;
  transform: none !important;
}
[data-delay="1"] { transition-delay: 0.1s; }
[data-delay="2"] { transition-delay: 0.2s; }
[data-delay="3"] { transition-delay: 0.3s; }
[data-delay="4"] { transition-delay: 0.4s; }
[data-delay="5"] { transition-delay: 0.5s; }
[data-delay="6"] { transition-delay: 0.6s; }

/* ─── Floating Animation ─────────────────────────────────── */
.float {
  animation: float 6s ease-in-out infinite;
}
.float-slow {
  animation: float 9s ease-in-out infinite;
}
.float-fast {
  animation: float 4s ease-in-out infinite;
}
@keyframes float {
  0%, 100% { transform: translateY(0px) rotate(0deg); }
  33%       { transform: translateY(-12px) rotate(1deg); }
  66%       { transform: translateY(-6px) rotate(-1deg); }
}

/* ─── Pulse Glow ─────────────────────────────────────────── */
.pulse-red {
  animation: pulseRed 2.5s ease-in-out infinite;
}
@keyframes pulseRed {
  0%, 100% { box-shadow: 0 0 0 0 rgba(229,43,43,0); }
  50%       { box-shadow: 0 0 0 12px rgba(229,43,43,0.15); }
}

/* ─── Shimmer (Loading Skeleton) ─────────────────────────── */
.shimmer {
  background: linear-gradient(
    90deg,
    var(--black-card) 0%,
    var(--black-hover) 50%,
    var(--black-card) 100%
  );
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
}
@keyframes shimmer {
  0%   { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* ─── Glitch Text Effect ─────────────────────────────────── */
.glitch {
  position: relative;
}
.glitch::before,
.glitch::after {
  content: attr(data-text);
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
}
.glitch:hover::before {
  animation: glitch1 0.3s steps(1) 1;
  opacity: 1;
  color: var(--red);
  clip-path: polygon(0 15%, 100% 15%, 100% 40%, 0 40%);
}
.glitch:hover::after {
  animation: glitch2 0.3s steps(1) 1;
  opacity: 1;
  color: #00f5ff;
  clip-path: polygon(0 60%, 100% 60%, 100% 80%, 0 80%);
}
@keyframes glitch1 {
  0%  { transform: translateX(-2px); }
  50% { transform: translateX(2px); }
  100%{ transform: translateX(0); }
}
@keyframes glitch2 {
  0%  { transform: translateX(2px); }
  50% { transform: translateX(-2px); }
  100%{ transform: translateX(0); }
}

/* ─── Particle Canvas ─────────────────────────────────────── */
#particle-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
}

/* ─── 3D Card Tilt ───────────────────────────────────────── */
.tilt-card {
  transform-style: preserve-3d;
  transform: perspective(1000px);
  transition: transform 0.1s linear;
}
.tilt-card-inner {
  transform: translateZ(20px);
  transition: transform 0.1s linear;
}

/* ─── Gradient Text ──────────────────────────────────────── */
.gradient-text {
  background: linear-gradient(135deg, var(--white) 0%, var(--gray-400) 50%, var(--red-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ─── Red Glow Border ─────────────────────────────────────── */
.glow-border {
  position: relative;
}
.glow-border::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(135deg, var(--red), transparent, var(--red));
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0;
  transition: opacity 0.35s;
}
.glow-border:hover::before { opacity: 1; }

/* ─── Counting Number Animation ──────────────────────────── */
.count-up {
  display: inline-block;
}

/* ─── Typewriter ─────────────────────────────────────────── */
.typewriter {
  overflow: hidden;
  border-right: 2px solid var(--red);
  white-space: nowrap;
  animation: typewriter 3s steps(30, end) forwards,
             blinkCursor 0.75s step-end infinite;
}
@keyframes typewriter {
  from { width: 0; }
  to   { width: 100%; }
}
@keyframes blinkCursor {
  from, to { border-color: transparent; }
  50%       { border-color: var(--red); }
}

/* ─── Spin ───────────────────────────────────────────────── */
.spin { animation: spin 1s linear infinite; }
@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ─── Stagger Children ────────────────────────────────────── */
.stagger-children > * {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}
.stagger-children.revealed > *:nth-child(1) { opacity:1; transform:none; transition-delay: 0.0s; }
.stagger-children.revealed > *:nth-child(2) { opacity:1; transform:none; transition-delay: 0.1s; }
.stagger-children.revealed > *:nth-child(3) { opacity:1; transform:none; transition-delay: 0.2s; }
.stagger-children.revealed > *:nth-child(4) { opacity:1; transform:none; transition-delay: 0.3s; }
.stagger-children.revealed > *:nth-child(5) { opacity:1; transform:none; transition-delay: 0.4s; }
.stagger-children.revealed > *:nth-child(6) { opacity:1; transform:none; transition-delay: 0.5s; }

/* ─── Background Effects ─────────────────────────────────── */
.bg-grid {
  background-image:
    linear-gradient(rgba(229,43,43,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(229,43,43,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
}

.bg-radial-red {
  background: radial-gradient(ellipse 80% 50% at 50% -20%, rgba(229,43,43,0.25) 0%, transparent 60%);
}

.bg-noise {
  position: relative;
}
.bg-noise::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.03'/%3E%3C/svg%3E");
  opacity: 0.03;
  pointer-events: none;
}

/* ─── Liquid Button ──────────────────────────────────────── */
.btn-liquid {
  position: relative;
  overflow: hidden;
}
.btn-liquid::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at var(--x, 50%) var(--y, 50%), rgba(255,255,255,0.15) 0%, transparent 60%);
  opacity: 0;
  transition: opacity 0.3s;
}
.btn-liquid:hover::before {
  opacity: 1;
}

/* ─── Cursor Glow ────────────────────────────────────────── */
.cursor-glow {
  position: fixed;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(229,43,43,0.06) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
  transform: translate(-50%, -50%);
  transition: opacity 0.3s;
}

/* ─── Horizontal Scroll Sections ─────────────────────────── */
.h-scroll-container {
  overflow-x: auto;
  overflow-y: hidden;
  -ms-overflow-style: none;
  scrollbar-width: none;
  cursor: grab;
}
.h-scroll-container:active { cursor: grabbing; }
.h-scroll-container::-webkit-scrollbar { display: none; }
.h-scroll-track {
  display: flex;
  gap: 20px;
  padding-bottom: 8px;
}
.h-scroll-track > * {
  flex-shrink: 0;
  width: 300px;
}

/* ─── Product 3D Viewer ──────────────────────────────────── */
#product-3d-canvas {
  width: 100%;
  height: 100%;
  border-radius: var(--radius-lg);
}
.viewer-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-top: 16px;
}
.viewer-btn {
  width: 36px;
  height: 36px;
  background: var(--black-card);
  border: 1px solid var(--black-border);
  border-radius: 50%;
  color: var(--gray-400);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  cursor: pointer;
  transition: var(--transition-fast);
}
.viewer-btn:hover { border-color: var(--red); color: var(--red); }
.view-360-badge {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  background: var(--red-muted);
  border: 1px solid rgba(229,43,43,0.3);
  border-radius: var(--radius-pill);
  color: var(--red);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}