/* ============================================================
   omegle123 — Shared Animation System (Subtle Edition)
   ============================================================ */

:root {
  --anim-duration-fast: 0.2s;
  --anim-duration-normal: 0.3s;
  --anim-duration-slow: 0.45s;
  --anim-ease-spring: cubic-bezier(0.34, 1.3, 0.64, 1);
  --anim-ease-bounce: cubic-bezier(0.5, -0.25, 0.27, 1.5);
  --anim-ease-smooth: cubic-bezier(0.4, 0, 0.2, 1);
  --anim-ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --glass-blur: 24px;
  --glass-saturate: 1.8;
}

/* ============================================================
   ENTRANCE ANIMATIONS — minimal motion, subtle distances
   ============================================================ */

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeScale {
  from { opacity: 0; transform: scale(0.96); }
  to   { opacity: 1; transform: scale(1); }
}

@keyframes slideInLeft {
  from { opacity: 0; transform: translateX(-16px); }
  to   { opacity: 1; transform: translateX(0); }
}

@keyframes slideInRight {
  from { opacity: 0; transform: translateX(16px); }
  to   { opacity: 1; transform: translateX(0); }
}

@keyframes popIn {
  0%   { opacity: 0; transform: scale(0.9); }
  60%  { transform: scale(1.05); }
  100% { opacity: 1; transform: scale(1); }
}

@keyframes popOut {
  0%   { opacity: 1; transform: scale(1); }
  100% { opacity: 0; transform: scale(0.8); }
}

/* ============================================================
   GLASSMORPHISM — Subtle float & glow
   ============================================================ */

@keyframes rotateBorder {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50%      { transform: translateY(-2px); }
}

@keyframes innerGlow {
  0%, 100% { opacity: 0.2; }
  50%      { opacity: 0.4; }
}

/* ============================================================
   MICRO-INTERACTIONS
   ============================================================ */

@keyframes pressBounce {
  0%   { transform: scale(1); }
  40%  { transform: scale(0.97); }
  70%  { transform: scale(1.02); }
  100% { transform: scale(1); }
}

.ripple {
  position: absolute;
  border-radius: 50%;
  background: rgba(255,255,255,0.3);
  transform: scale(0);
  animation: rippleExpand 0.5s var(--anim-ease-smooth) forwards;
  pointer-events: none;
}
@keyframes rippleExpand {
  to { transform: scale(2.5); opacity: 0; }
}

.hover-lift {
  transition: transform var(--anim-duration-fast) var(--anim-ease-smooth),
              box-shadow var(--anim-duration-fast) var(--anim-ease-smooth);
}
.hover-lift:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 16px var(--accent-shadow, rgba(59,130,246,0.15));
}

/* ============================================================
   LOADING & SEARCHING
   ============================================================ */

@keyframes pulseRing {
  0%, 100% { transform: scale(0.95); opacity: 0.7; }
  50%      { transform: scale(1.08); opacity: 1; }
}

@keyframes orbit {
  from { transform: rotate(0deg) translateX(24px) rotate(0deg); }
  to   { transform: rotate(360deg) translateX(24px) rotate(-360deg); }
}

@keyframes matchBurst {
  0%   { transform: scale(0.9); opacity: 0; }
  60%  { transform: scale(1.03); opacity: 1; }
  100% { transform: scale(1); opacity: 1; }
}

@keyframes matchRipple {
  0%   { box-shadow: 0 0 0 0 var(--accent, #3b82f6); }
  100% { box-shadow: 0 0 0 24px transparent; }
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50%      { opacity: 0; }
}

@keyframes typingDot {
  0%, 60%, 100% { transform: translateY(0); opacity: 0.4; }
  30%           { transform: translateY(-3px); opacity: 0.9; }
}

/* ============================================================
   VIDEO EFFECTS
   ============================================================ */

@keyframes rotateGradient {
  0%   { --border-angle: 0deg; }
  100% { --border-angle: 360deg; }
}

@keyframes videoReveal {
  0%   { clip-path: circle(10% at 50% 50%); }
  100% { clip-path: circle(100% at 50% 50%); }
}

@keyframes videoDisconnect {
  0%   { filter: grayscale(0) blur(0); opacity: 1; }
  100% { filter: grayscale(0.6) blur(4px); opacity: 0.5; }
}

/* ============================================================
   SHIMMER / GRADIENT TEXT
   ============================================================ */

@keyframes shimmer {
  0%   { background-position: -100% center; }
  100% { background-position: 100% center; }
}

/* ============================================================
   STAGGER UTILITY
   ============================================================ */

[data-animate] {
  opacity: 0;
}
[data-animate].revealed {
  opacity: 1;
}

[data-animate="fadeUp"].revealed {
  animation: fadeUp var(--anim-duration-slow) var(--anim-ease-out-expo) forwards;
}
[data-animate="fadeScale"].revealed {
  animation: fadeScale var(--anim-duration-normal) var(--anim-ease-spring) forwards;
}
[data-animate="slideInLeft"].revealed {
  animation: slideInLeft var(--anim-duration-normal) var(--anim-ease-spring) forwards;
}
[data-animate="slideInRight"].revealed {
  animation: slideInRight var(--anim-duration-normal) var(--anim-ease-spring) forwards;
}
[data-animate="popIn"].revealed {
  animation: popIn var(--anim-duration-normal) var(--anim-ease-spring) forwards;
}
[data-animate="matchBurst"].revealed {
  animation: matchBurst var(--anim-duration-slow) var(--anim-ease-spring) forwards;
}

[data-stagger="1"]  { animation-delay: 0.04s; }
[data-stagger="2"]  { animation-delay: 0.08s; }
[data-stagger="3"]  { animation-delay: 0.12s; }
[data-stagger="4"]  { animation-delay: 0.16s; }
[data-stagger="5"]  { animation-delay: 0.2s; }
[data-stagger="6"]  { animation-delay: 0.24s; }
[data-stagger="7"]  { animation-delay: 0.28s; }
[data-stagger="8"]  { animation-delay: 0.32s; }
[data-stagger="9"]  { animation-delay: 0.36s; }
[data-stagger="10"] { animation-delay: 0.4s; }

/* ============================================================
   REDUCED MOTION
   ============================================================ */

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  [data-animate] { opacity: 1; }
  [data-animate].revealed { opacity: 1; }
}

.reduce-motion *, .reduce-motion *::before, .reduce-motion *::after {
  animation-duration: 0.01ms !important;
  animation-iteration-count: 1 !important;
  transition-duration: 0.01ms !important;
}
.reduce-motion [data-animate] { opacity: 1; }
.reduce-motion [data-animate].revealed { opacity: 1; }

@property --border-angle {
  syntax: '<angle>';
  initial-value: 0deg;
  inherits: false;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}