/**
 * animations.css - Site-wide animation system.
 *
 * Includes: button ripple, scroll-reveal, card hover lift, social icon bounce,
 * nav underline, staggered entries, page load fade-in, image hover zoom.
 */

/* ── Page Load Fade-in ─────────────────────────────────────────── */

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

body {
    animation: pageEntrance 1.8s ease-out both;
}

/* ── Button Click Ripple ───────────────────────────────────────── */

.ripple-container {
    position: relative;
    overflow: hidden;
}

.ripple-effect {
    position: absolute;
    border-radius: 50%;
    background: rgba(0, 0, 0, 0.15);
    transform: scale(0);
    animation: rippleExpand 1.4s ease-out forwards;
    pointer-events: none;
    z-index: 1;
}

@keyframes rippleExpand {
    0% {
        transform: scale(0);
        opacity: 0.5;
    }
    100% {
        transform: scale(4);
        opacity: 0;
    }
}

/* Light ripple variant for dark buttons */
.glow-on-hover .ripple-effect,
.glow-on-hover9 .ripple-effect {
    background: rgba(255, 255, 255, 0.3);
}

/* ── Scroll-Reveal Animations ──────────────────────────────────── */

.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 1.8s ease-out, transform 1.8s ease-out;
}

.animate-on-scroll.animated {
    opacity: 1;
    transform: translateY(0);
}

/* Slide in from left */
.animate-slide-left {
    opacity: 0;
    transform: translateX(-40px);
    transition: opacity 1.8s ease-out, transform 1.8s ease-out;
}

.animate-slide-left.animated {
    opacity: 1;
    transform: translateX(0);
}

/* Slide in from right */
.animate-slide-right {
    opacity: 0;
    transform: translateX(40px);
    transition: opacity 1.8s ease-out, transform 1.8s ease-out;
}

.animate-slide-right.animated {
    opacity: 1;
    transform: translateX(0);
}

/* Scale up entrance */
.animate-scale {
    opacity: 0;
    transform: scale(0.85);
    transition: opacity 1.8s ease-out, transform 1.8s ease-out;
}

.animate-scale.animated {
    opacity: 1;
    transform: scale(1);
}

/* ── Staggered Entry Delays ────────────────────────────────────── */

.stagger-1 { transition-delay: 0.1s; }
.stagger-2 { transition-delay: 0.2s; }
.stagger-3 { transition-delay: 0.3s; }
.stagger-4 { transition-delay: 0.4s; }
.stagger-5 { transition-delay: 0.5s; }
.stagger-6 { transition-delay: 0.6s; }
.stagger-7 { transition-delay: 0.7s; }
.stagger-8 { transition-delay: 0.8s; }
.stagger-9 { transition-delay: 0.9s; }
.stagger-10 { transition-delay: 1.0s; }

/* ── Enhanced Card Hover (lift + shadow) ───────────────────────── */

.w3-card,
.w3-card-2,
.w3-card-4 {
    transition: transform 0.5s ease, box-shadow 0.5s ease;
}

.w3-card:hover,
.w3-card-2:hover,
.w3-card-4:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

/* ── Button Press Effect ──────────────────────────────────────── */

.glow-on-hover3,
.glow-on-hover4,
.glow-on-hover12,
.button-55 {
    transition: transform 0.3s ease, box-shadow 0.5s ease, border-color 0.5s ease;
}

.glow-on-hover3:active,
.glow-on-hover4:active,
.glow-on-hover12:active,
.button-55:active {
    transform: scale(0.97) !important;
}

/* ── Social Media Icon Hover ───────────────────────────────────── */

footer a > i,
#footer-relative a > i,
footer a > img,
#footer-relative a > img {
    transition: transform 0.5s ease, filter 0.5s ease;
}

footer a:hover > i,
#footer-relative a:hover > i,
footer a:hover > img,
#footer-relative a:hover > img {
    transform: translateY(-4px) scale(1.15);
    filter: brightness(1.2);
}

@keyframes iconBounce {
    0%, 100% { transform: translateY(0); }
    40% { transform: translateY(-8px); }
    60% { transform: translateY(-4px); }
}

footer a:hover > i,
#footer-relative a:hover > i {
    animation: iconBounce 0.8s ease both;
}

/* ── Nav Link Hover ───────────────────────────────────────────── */
/* Nav glow animation is handled by glowing.css — do not override here */

/* ── Work History Logo Hover ───────────────────────────────────── */

.box2 {
    transition: transform 0.5s ease, filter 0.5s ease;
}

.box2:hover {
    transform: scale(1.08);
    filter: drop-shadow(0 2px 6px rgba(0, 0, 0, 0.2));
}

/* ── Gallery Image Hover Zoom ──────────────────────────────────── */

.inactive-image .image-container img,
.image-container img {
    transition: transform 0.7s ease;
}

.inactive-image:hover img {
    transform: scale(1.05);
}

/* ── Search Bar Focus Glow ─────────────────────────────────────── */

.search_bar {
    transition: box-shadow 0.5s ease, border-color 0.5s ease;
}

.search_bar:focus-within {
    box-shadow: 0 0 0 3px rgba(0, 128, 128, 0.15), 1px 1px 8px 1px #dcdcdc;
    border-color: teal;
}

/* ── Tooltip Entry ─────────────────────────────────────────────── */

[data-toggle="tooltip"] {
    transition: transform 0.4s ease;
}

[data-toggle="tooltip"]:hover {
    transform: translateY(-2px);
}

/* ── Smooth Collapsible Expand ─────────────────────────────────── */

.content1,
.content2 {
    transition: max-height 0.6s ease, opacity 0.6s ease, padding 0.6s ease;
    max-height: 0;
    opacity: 0;
    overflow: hidden;
}

.content1.open,
.content2.open {
    max-height: 2000px;
    opacity: 1;
}

/* ── Pulse animation for interactive elements ──────────────────── */

@keyframes subtlePulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(0, 128, 128, 0); }
    50% { box-shadow: 0 0 0 4px rgba(0, 128, 128, 0.1); }
}

.pop-up-button:hover {
    animation: subtlePulse 2s infinite;
}

/* ── Reduce Motion Preference ──────────────────────────────────── */

@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;
    }

    .animate-on-scroll,
    .animate-slide-left,
    .animate-slide-right,
    .animate-scale {
        opacity: 1;
        transform: none;
    }

    body {
        animation: none;
    }
}