/* ═══════════════════════════════════════════════════════════════
   Al Tower Tours — Animations
   ═══════════════════════════════════════════════════════════════ */

/* ─── Keyframes ──────────────────────────────────────────────── */
@keyframes fadeInUp {
    from { opacity:0; transform:translateY(30px); }
    to { opacity:1; transform:translateY(0); }
}
@keyframes fadeInDown {
    from { opacity:0; transform:translateY(-30px); }
    to { opacity:1; transform:translateY(0); }
}
@keyframes fadeInLeft {
    from { opacity:0; transform:translateX(-30px); }
    to { opacity:1; transform:translateX(0); }
}
@keyframes fadeInRight {
    from { opacity:0; transform:translateX(30px); }
    to { opacity:1; transform:translateX(0); }
}
@keyframes fadeIn {
    from { opacity:0; }
    to { opacity:1; }
}
@keyframes scaleIn {
    from { opacity:0; transform:scale(0.9); }
    to { opacity:1; transform:scale(1); }
}
@keyframes float {
    0%, 100% { transform:translateY(0) rotate(0deg); }
    25% { transform:translateY(-15px) rotate(2deg); }
    75% { transform:translateY(10px) rotate(-2deg); }
}
@keyframes shimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}
@keyframes pulse {
    0%, 100% { transform:scale(1); opacity:1; }
    50% { transform:scale(1.05); opacity:0.8; }
}
@keyframes slideInUp {
    from { transform:translateY(100%); opacity:0; }
    to { transform:translateY(0); opacity:1; }
}
@keyframes gradientShift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}
@keyframes bounceIn {
    0% { transform:scale(0.3); opacity:0; }
    50% { transform:scale(1.05); }
    70% { transform:scale(0.9); }
    100% { transform:scale(1); opacity:1; }
}
@keyframes ripple {
    0% { transform:scale(0); opacity:1; }
    100% { transform:scale(4); opacity:0; }
}

/* ─── Scroll Animation Classes ───────────────────────────────── */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}
.animate-on-scroll.animated {
    opacity: 1;
    transform: translateY(0);
}
.animate-on-scroll.fade-left {
    transform: translateX(-30px);
}
.animate-on-scroll.fade-left.animated {
    transform: translateX(0);
}
.animate-on-scroll.fade-right {
    transform: translateX(30px);
}
.animate-on-scroll.fade-right.animated {
    transform: translateX(0);
}
.animate-on-scroll.scale-in {
    transform: scale(0.9);
}
.animate-on-scroll.scale-in.animated {
    transform: scale(1);
}

/* Stagger children */
.stagger-children > * {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.4s ease, transform 0.4s ease;
}
.stagger-children.animated > *:nth-child(1) { transition-delay: 0.05s; }
.stagger-children.animated > *:nth-child(2) { transition-delay: 0.1s; }
.stagger-children.animated > *:nth-child(3) { transition-delay: 0.15s; }
.stagger-children.animated > *:nth-child(4) { transition-delay: 0.2s; }
.stagger-children.animated > *:nth-child(5) { transition-delay: 0.25s; }
.stagger-children.animated > *:nth-child(6) { transition-delay: 0.3s; }
.stagger-children.animated > *:nth-child(7) { transition-delay: 0.35s; }
.stagger-children.animated > *:nth-child(8) { transition-delay: 0.4s; }
.stagger-children.animated > * {
    opacity: 1;
    transform: translateY(0);
}

/* ─── Gradient Shimmer Effect ────────────────────────────────── */
.gradient-shimmer {
    background: linear-gradient(90deg, transparent 0%, rgba(14,165,233,0.08) 50%, transparent 100%);
    background-size: 200% 100%;
    animation: shimmer 3s ease-in-out infinite;
}

/* ─── Floating Animation ─────────────────────────────────────── */
.floating { animation: float 4s ease-in-out infinite; }
.floating-slow { animation: float 6s ease-in-out infinite; }
.floating-fast { animation: float 3s ease-in-out infinite; }

/* ─── Gradient Border Animation ──────────────────────────────── */
.gradient-border {
    position: relative;
    border: none!important;
}
.gradient-border::before {
    content: '';
    position: absolute;
    inset: -2px;
    border-radius: inherit;
    background: linear-gradient(135deg, #38bdf8, #0284c7, #7dd3fc, #0ea5e9);
    background-size: 300% 300%;
    animation: gradientShift 4s ease infinite;
    z-index: -1;
}
.gradient-border::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background: var(--bg-surface);
    z-index: -1;
}

/* ─── Hover Tilt Effect ──────────────────────────────────────── */
.tilt-hover {
    transition: transform 0.3s ease;
    transform-style: preserve-3d;
}
.tilt-hover:hover {
    transform: perspective(1000px) rotateX(2deg) rotateY(-2deg);
}

/* ─── Text Typing Cursor ─────────────────────────────────────── */
.typing-cursor::after {
    content: '|';
    animation: blink 1s step-end infinite;
    color: #fbbf24;
    font-weight: 300;
}
@keyframes blink {
    0%, 100% { opacity:1; }
    50% { opacity:0; }
}

/* ─── Parallax helper ────────────────────────────────────────── */
.parallax-bg {
    background-attachment: fixed;
    background-size: cover;
    background-position: center;
}