/* ══════════════════════════════════════════════════
   IINL – Animations & Transitions
══════════════════════════════════════════════════ */

/* ── KEYFRAMES ───────────────────────────────────── */
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

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

@keyframes slideUp {
  from { opacity: 0; transform: translateY(30px) scale(.97); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}

@keyframes slideDown {
  from { opacity: 0; transform: translateY(-20px) scale(.97); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}

@keyframes slideInLeft {
  from { opacity: 0; transform: translateX(-30px); }
  to   { opacity: 1; transform: translateX(0); }
}

@keyframes slideInRight {
  from { opacity: 0; transform: translateX(30px); }
  to   { opacity: 1; transform: translateX(0); }
}

@keyframes scaleIn {
  from { opacity: 0; transform: scale(.9); }
  to   { opacity: 1; transform: scale(1); }
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: .7; transform: scale(.85); }
}

@keyframes floatA {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  33%       { transform: translateY(-14px) rotate(1deg); }
  66%       { transform: translateY(-6px) rotate(-1deg); }
}

@keyframes floatB {
  0%, 100% { transform: translateY(-8px); }
  50%       { transform: translateY(8px); }
}

@keyframes shimmer {
  0%   { background-position: -200% center; }
  100% { background-position: 200% center; }
}

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

@keyframes gradientShift {
  0%   { background-position: 0% 50%; }
  50%  { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

@keyframes counterUp {
  from { transform: translateY(20px); opacity: 0; }
  to   { transform: translateY(0); opacity: 1; }
}

@keyframes typewriter {
  from { width: 0; }
  to   { width: 100%; }
}

@keyframes blink {
  0%, 100% { border-color: transparent; }
  50%       { border-color: var(--saffron); }
}

@keyframes ripple {
  0%   { transform: scale(0); opacity: 1; }
  100% { transform: scale(4); opacity: 0; }
}

@keyframes supportersScroll {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

@keyframes heroOrb {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33%       { transform: translate(20px, -15px) scale(1.05); }
  66%       { transform: translate(-10px, 10px) scale(.97); }
}

/* ── SCROLL REVEAL SYSTEM ────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .65s var(--ease), transform .65s var(--ease);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-left {
  opacity: 0;
  transform: translateX(-28px);
  transition: opacity .65s var(--ease), transform .65s var(--ease);
}
.reveal-left.visible {
  opacity: 1;
  transform: translateX(0);
}
.reveal-right {
  opacity: 0;
  transform: translateX(28px);
  transition: opacity .65s var(--ease), transform .65s var(--ease);
}
.reveal-right.visible {
  opacity: 1;
  transform: translateX(0);
}
.reveal-scale {
  opacity: 0;
  transform: scale(.94);
  transition: opacity .65s var(--ease), transform .65s var(--ease);
}
.reveal-scale.visible {
  opacity: 1;
  transform: scale(1);
}

/* Stagger delays */
.stagger-1 { transition-delay: 80ms; }
.stagger-2 { transition-delay: 160ms; }
.stagger-3 { transition-delay: 240ms; }
.stagger-4 { transition-delay: 320ms; }
.stagger-5 { transition-delay: 400ms; }
.stagger-6 { transition-delay: 480ms; }

/* ── PAGE TRANSITION ─────────────────────────────── */
.page-transition-overlay {
  position: fixed; inset: 0;
  z-index: 800;
  background: linear-gradient(135deg, #f97316, #f59e0b);
  transform: translateY(-100%);
  transition: transform .45s var(--ease);
  pointer-events: none;
}
.page-transition-overlay.entering { transform: translateY(0); }
.page-transition-overlay.leaving { transform: translateY(100%); }

/* ── HERO ANIMATIONS ─────────────────────────────── */
.hero-enter { animation: fadeInUp .8s var(--ease-spring) both; }
.hero-enter-d1 { animation-delay: 100ms; }
.hero-enter-d2 { animation-delay: 200ms; }
.hero-enter-d3 { animation-delay: 320ms; }
.hero-enter-d4 { animation-delay: 460ms; }
.hero-enter-d5 { animation-delay: 580ms; }

/* ── FLOAT CARDS ─────────────────────────────────── */
.float-a { animation: floatA 6s ease-in-out infinite; }
.float-b { animation: floatB 7s ease-in-out infinite; }
.float-c { animation: floatA 5.5s ease-in-out infinite reverse; }

/* ── SHIMMER LOADER ──────────────────────────────── */
.skeleton {
  background: linear-gradient(90deg, var(--border) 25%, var(--bg) 50%, var(--border) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite linear;
  border-radius: 6px;
}

/* ── GRADIENT BG ANIMATION ──────────────────────── */
.gradient-animated {
  background-size: 200% 200%;
  animation: gradientShift 6s ease infinite;
}

/* ── ORB ─────────────────────────────────────────── */
.orb {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  animation: heroOrb 12s ease-in-out infinite;
}
.orb-1 {
  background: radial-gradient(ellipse, rgba(249,115,22,.12) 0%, transparent 70%);
  animation-delay: 0s;
}
.orb-2 {
  background: radial-gradient(ellipse, rgba(59,130,246,.09) 0%, transparent 70%);
  animation-delay: -4s;
  animation-duration: 15s;
}
.orb-3 {
  background: radial-gradient(ellipse, rgba(139,92,246,.08) 0%, transparent 70%);
  animation-delay: -8s;
  animation-duration: 18s;
}

/* ── CARD HOVER GLOW ─────────────────────────────── */
.hover-glow {
  transition: all var(--dur-base) var(--ease);
  position: relative;
}
.hover-glow::after {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  opacity: 0;
  background: linear-gradient(135deg, rgba(249,115,22,.15), rgba(245,158,11,.1));
  transition: opacity var(--dur-base) var(--ease);
  pointer-events: none;
}
.hover-glow:hover::after { opacity: 1; }

/* ── SCROLL PROGRESS BAR ─────────────────────────── */
.scroll-progress {
  position: fixed;
  top: 0; left: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--saffron), var(--gold));
  z-index: 999;
  transform-origin: left;
  transition: width .1s linear;
}

/* ── RIPPLE EFFECT ───────────────────────────────── */
.ripple-wrap { position: relative; overflow: hidden; }
.ripple-wave {
  position: absolute;
  border-radius: 50%;
  background: rgba(249,115,22,.25);
  animation: ripple .65s linear forwards;
  pointer-events: none;
}

/* ── STATS COUNTER ───────────────────────────────── */
.counter-val { animation: counterUp .5s var(--ease-spring) both; }

/* ── NOTIFICATION TOAST ──────────────────────────── */
.toast-wrap {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 700;
  display: flex;
  flex-direction: column;
  gap: .5rem;
  pointer-events: none;
}
.toast {
  background: #1e293b;
  color: white;
  border-radius: 12px;
  padding: .9rem 1.2rem;
  font-size: .82rem;
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: .65rem;
  animation: slideInRight .35s var(--ease-spring) both;
  pointer-events: all;
  max-width: 280px;
}
.toast.success { border-left: 3px solid var(--green); }
.toast.info    { border-left: 3px solid var(--blue); }
.toast.warning { border-left: 3px solid var(--gold); }
.toast-icon { font-size: 1rem; flex-shrink: 0; }

/* ── SUPPORTERS MARQUEE ──────────────────────────── */
.supporters-track {
  display: flex;
  gap: 1rem;
  width: max-content;
  animation: supportersScroll 30s linear infinite;
}
.supporters-track:hover { animation-play-state: paused; }

/* ── REDUCE MOTION ───────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important;
    transition-duration: .01ms !important;
  }
  .reveal, .reveal-left, .reveal-right, .reveal-scale {
    opacity: 1; transform: none;
  }
}