/* assets/css/animations.css */
/* Premium Motion System — Macrosoft Technology */

/* ============================================
   KEYFRAME LIBRARY
   ============================================ */
@keyframes slideUp {
    from { opacity: 0; transform: translateY(36px); }
    to   { opacity: 1; transform: translateY(0); }
}
@keyframes slideDown {
    from { opacity: 0; transform: translateY(-28px); }
    to   { opacity: 1; transform: translateY(0); }
}
@keyframes slideInRight {
    from { opacity: 0; transform: translateX(40px); }
    to   { opacity: 1; transform: translateX(0); }
}
@keyframes slideInLeft {
    from { opacity: 0; transform: translateX(-40px); }
    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 modalPop {
    from { opacity: 0; transform: scale(0.92) translateY(10px); }
    to   { opacity: 1; transform: scale(1) translateY(0); }
}
@keyframes spin {
    0%   { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}
@keyframes pulseAccent {
    0%   { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.4); }
    70%  { box-shadow: 0 0 0 12px rgba(16, 185, 129, 0); }
    100% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}
@keyframes shimmer {
    0%   { background-position: -800px 0; }
    100% { background-position: 800px 0; }
}
@keyframes pulseLogo {
    0%, 100% { transform: scale(0.95); opacity: 0.8; }
    50%       { transform: scale(1.05); opacity: 1; }
}

/* ============================================
   SCROLL-REVEAL — data-reveal attribute system
   Elements start hidden, become visible once
   .is-visible is added by IntersectionObserver
   ============================================ */
[data-reveal] {
    opacity: 0;
    will-change: opacity, transform;
    transition:
        opacity 0.75s cubic-bezier(0.16, 1, 0.3, 1),
        transform 0.75s cubic-bezier(0.16, 1, 0.3, 1);
}
[data-reveal="up"]    { transform: translateY(44px); }
[data-reveal="down"]  { transform: translateY(-30px); }
[data-reveal="left"]  { transform: translateX(-44px); }
[data-reveal="right"] { transform: translateX(44px); }
[data-reveal="scale"] { transform: scale(0.9); }
[data-reveal="fade"]  { transform: none; }

[data-reveal].is-visible {
    opacity: 1;
    transform: translateY(0) translateX(0) scale(1);
}

/* Stagger delays */
[data-delay="100"] { transition-delay: 0.10s; }
[data-delay="200"] { transition-delay: 0.20s; }
[data-delay="300"] { transition-delay: 0.30s; }
[data-delay="400"] { transition-delay: 0.40s; }
[data-delay="500"] { transition-delay: 0.50s; }
[data-delay="600"] { transition-delay: 0.60s; }
[data-delay="700"] { transition-delay: 0.70s; }
[data-delay="800"] { transition-delay: 0.80s; }

/* ============================================
   ANIMATION CLASSES (CSS-driven)
   Note: Use these only on elements that are
   NOT visible above-the-fold on initial load.
   For hero elements, use data-reveal instead.
   ============================================ */

/* Delay utilities */
.delay-100 { animation-delay: 0.10s; }
.delay-200 { animation-delay: 0.20s; }
.delay-300 { animation-delay: 0.30s; }
.delay-400 { animation-delay: 0.40s; }
.delay-500 { animation-delay: 0.50s; }
.delay-600 { animation-delay: 0.60s; }

.animate-slide-up {
    animation: slideUp 0.9s cubic-bezier(0.16, 1, 0.3, 1) both;
}
.animate-fade-in {
    animation: fadeIn 0.8s ease both;
}
.animate-spin { animation: spin 1s linear infinite; }
.pulse-accent-hover:hover { animation: pulseAccent 1.5s infinite; }

/* ============================================
   GRID STAGGER — for grid-stagger parent
   Children animate in sequence
   ============================================ */
.grid-stagger > * {
    opacity: 0;
    transform: translateY(28px);
    transition:
        opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1),
        transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}
.grid-stagger.is-visible > * { opacity: 1; transform: translateY(0); }
.grid-stagger > *:nth-child(1) { transition-delay: 0.05s; }
.grid-stagger > *:nth-child(2) { transition-delay: 0.12s; }
.grid-stagger > *:nth-child(3) { transition-delay: 0.19s; }
.grid-stagger > *:nth-child(4) { transition-delay: 0.26s; }
.grid-stagger > *:nth-child(5) { transition-delay: 0.33s; }
.grid-stagger > *:nth-child(6) { transition-delay: 0.40s; }

/* ============================================
   SECTION DIVIDERS
   ============================================ */
.section-wave-bottom {
    position: relative;
    overflow: hidden;
}
.section-wave-bottom::after {
    content: '';
    position: absolute;
    bottom: -2px; left: 0;
    width: 100%; height: 55px;
    background: #FFFFFF;
    clip-path: ellipse(55% 100% at 50% 100%);
}

/* ============================================
   PRELOADER
   ============================================ */
#premium-preloader {
    position: fixed;
    top: 0; left: 0;
    width: 100vw; height: 100vh;
    background-color: #04081E;
    z-index: 99999;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: opacity 0.55s ease, visibility 0.55s ease;
}
#premium-preloader.fade-out {
    opacity: 0;
    visibility: hidden;
}
.preloader-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 18px;
}
.preloader-content img {
    height: 56px;
    border-radius: 8px;
    animation: pulseLogo 2s infinite ease-in-out;
    box-shadow: 0 0 20px rgba(16, 185, 129, 0.15);
}
.preloader-spinner {
    width: 36px; height: 36px;
    border: 3px solid rgba(255,255,255,0.1);
    border-top-color: var(--color-gold, #10B981);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

/* ============================================
   ACCESSIBILITY — Reduced Motion Override
   IMPORTANT: Must be at end to override all above
   ============================================ */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
    [data-reveal] { opacity: 1 !important; transform: none !important; }
    [data-reveal].is-visible { opacity: 1; transform: none; }
    .grid-stagger > * { opacity: 1 !important; transform: none !important; }
    .logo-marquee-track,
    .tech-marquee-wrapper { animation-play-state: paused !important; }
    .floating-circle-badge { animation: none !important; }
}