/* ============================================
   KAIG GROUP — Animation Styles
   ============================================ */

/* ── Keyframe Animations ── */

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(40px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInDown {
    from { opacity: 0; transform: translateY(-40px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInLeft {
    from { opacity: 0; transform: translateX(-40px); }
    to { opacity: 1; transform: translateX(0); }
}

@keyframes fadeInRight {
    from { opacity: 0; transform: translateX(40px); }
    to { opacity: 1; transform: translateX(0); }
}

@keyframes scaleIn {
    from { opacity: 0; transform: scale(0.9); }
    to { opacity: 1; transform: scale(1); }
}

@keyframes slideUp {
    from { transform: translateY(100%); }
    to { transform: translateY(0); }
}

@keyframes slideDown {
    from { transform: translateY(-100%); }
    to { transform: translateY(0); }
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

@keyframes pulseGlow {
    0%, 100% { box-shadow: 0 0 0 0 rgba(255, 0, 0, 0.4); }
    50% { box-shadow: 0 0 20px 10px rgba(255, 0, 0, 0); }
}

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

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

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

@keyframes textReveal {
    from {
        clip-path: inset(0 100% 0 0);
        opacity: 0;
    }
    to {
        clip-path: inset(0 0 0 0);
        opacity: 1;
    }
}

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

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

@keyframes heroSlideIn {
    from { opacity: 0; transform: scale(1.1); }
    to { opacity: 1; transform: scale(1); }
}

@keyframes marquee {
    from { transform: translateX(0); }
    to { transform: translateX(-50%); }
}

@keyframes confetti {
    0% { transform: translateY(0) rotate(0deg); opacity: 1; }
    100% { transform: translateY(100vh) rotate(720deg); opacity: 0; }
}

@keyframes checkmark {
    0% { stroke-dashoffset: 100; }
    100% { stroke-dashoffset: 0; }
}

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

/* ── Scroll Reveal Classes ── */
/* Elements start hidden, JS adds .revealed when in viewport */

.reveal {
    opacity: 0;
    transition: opacity var(--duration-slower) var(--ease-out),
                transform var(--duration-slower) var(--ease-out);
}

.reveal.reveal-up {
    transform: translateY(60px);
}

.reveal.reveal-down {
    transform: translateY(-60px);
}

.reveal.reveal-left {
    transform: translateX(-60px);
}

.reveal.reveal-right {
    transform: translateX(60px);
}

.reveal.reveal-scale {
    transform: scale(0.9);
}

.reveal.revealed {
    opacity: 1;
    transform: translateY(0) translateX(0) scale(1);
}

/* Stagger children */
.stagger-children .reveal:nth-child(1) { transition-delay: 0ms; }
.stagger-children .reveal:nth-child(2) { transition-delay: 100ms; }
.stagger-children .reveal:nth-child(3) { transition-delay: 200ms; }
.stagger-children .reveal:nth-child(4) { transition-delay: 300ms; }
.stagger-children .reveal:nth-child(5) { transition-delay: 400ms; }
.stagger-children .reveal:nth-child(6) { transition-delay: 500ms; }
.stagger-children .reveal:nth-child(7) { transition-delay: 600ms; }
.stagger-children .reveal:nth-child(8) { transition-delay: 700ms; }
.stagger-children .reveal:nth-child(9) { transition-delay: 800ms; }
.stagger-children .reveal:nth-child(10) { transition-delay: 900ms; }
.stagger-children .reveal:nth-child(11) { transition-delay: 1000ms; }
.stagger-children .reveal:nth-child(12) { transition-delay: 1100ms; }
.stagger-children .reveal:nth-child(13) { transition-delay: 1200ms; }
.stagger-children .reveal:nth-child(14) { transition-delay: 1300ms; }

/* ── Parallax Helpers ── */
.parallax-bg {
    will-change: transform;
    transition: transform 0.1s linear;
}

.parallax-slow {
    --parallax-speed: 0.3;
}

.parallax-medium {
    --parallax-speed: 0.5;
}

.parallax-fast {
    --parallax-speed: 0.7;
}

/* ── Card 3D Tilt ── */
.tilt-card {
    transform-style: preserve-3d;
    perspective: 1000px;
    transition: transform var(--duration-normal) var(--ease-out);
}

.tilt-card:hover {
    box-shadow: var(--shadow-lg);
}

.tilt-card .tilt-card-inner {
    transform-style: preserve-3d;
    transition: transform var(--duration-normal) var(--ease-out);
}

.tilt-card .tilt-card-shine {
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background: radial-gradient(
        circle at var(--mouse-x, 50%) var(--mouse-y, 50%),
        rgba(255, 255, 255, 0.06) 0%,
        transparent 60%
    );
    pointer-events: none;
    opacity: 0;
    transition: opacity var(--duration-normal) var(--ease-smooth);
}

.tilt-card:hover .tilt-card-shine {
    opacity: 1;
}

/* ── Magnetic Button ── */
.magnetic-btn {
    position: relative;
    display: inline-flex;
    transition: transform var(--duration-normal) var(--ease-spring);
}

.magnetic-btn .magnetic-btn-text {
    transition: transform var(--duration-normal) var(--ease-spring);
}

/* ── Hero Carousel ── */
.hero-slide {
    opacity: 0;
    position: absolute;
    inset: 0;
    transition: opacity 1s var(--ease-smooth);
}

.hero-slide.active {
    opacity: 1;
    z-index: 2;
}

.hero-slide .hero-bg {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    transition: transform 8s linear;
}

.hero-slide.active .hero-bg {
    transform: scale(1.05);
}

/* Hero text animation */
.hero-text-line {
    overflow: hidden;
}

.hero-text-line span {
    display: inline-block;
    transform: translateY(120%);
    transition: transform 0.8s var(--ease-out);
}

.hero-slide.active .hero-text-line span {
    transform: translateY(0);
}

.hero-text-line:nth-child(2) span { transition-delay: 0.15s; }
.hero-text-line:nth-child(3) span { transition-delay: 0.3s; }

/* Hero dots/arrows */
.hero-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    border: 2px solid rgba(255, 255, 255, 0.4);
    background: transparent;
    cursor: pointer;
    transition: var(--transition-all);
}

.hero-dot.active {
    background: var(--primary);
    border-color: var(--primary);
    transform: scale(1.2);
}

.hero-dot:hover {
    border-color: var(--primary);
}

.hero-arrow {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    border: 1.5px solid rgba(255, 255, 255, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.2rem;
    cursor: pointer;
    transition: var(--transition-all);
    background: rgba(0, 0, 0, 0.2);
    backdrop-filter: blur(4px);
}

.hero-arrow:hover {
    border-color: var(--primary);
    background: var(--primary);
    transform: scale(1.1);
}

/* ── Count Up Number ── */
.count-number {
    font-family: var(--font-display);
    font-size: var(--text-5xl);
    font-weight: var(--weight-black);
    color: var(--primary);
    line-height: 1;
}

.count-number .count-suffix {
    font-size: 0.6em;
    color: var(--primary-light);
}

/* ── Timeline ── */
.timeline-line {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    height: 0;
    background: linear-gradient(to bottom, var(--primary), var(--primary-dark));
    transition: height 1.5s var(--ease-out);
}

.timeline-line.animated {
    height: 100%;
}

.timeline-dot {
    width: 16px;
    height: 16px;
    background: var(--primary);
    border-radius: 50%;
    border: 3px solid var(--bg-primary);
    box-shadow: 0 0 0 3px var(--primary);
    position: relative;
    z-index: 2;
    animation: pulseGlow 2s ease-in-out infinite;
}

/* ── Loading/Skeleton ── */
.skeleton {
    background: linear-gradient(
        90deg,
        var(--bg-tertiary) 25%,
        var(--bg-card-hover) 50%,
        var(--bg-tertiary) 75%
    );
    background-size: 400% 100%;
    animation: shimmer 1.5s ease-in-out infinite;
    border-radius: var(--radius-md);
}

/* ── Page Transition ── */
.page-transition {
    position: fixed;
    inset: 0;
    background: var(--primary);
    z-index: 10000;
    transform: scaleY(0);
    transform-origin: bottom;
    transition: transform 0.5s var(--ease-out);
}

.page-transition.active {
    transform: scaleY(1);
    transform-origin: top;
}

/* ── Preloader ── */
.preloader {
    position: fixed;
    inset: 0;
    background: var(--bg-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 100000;
    transition: opacity 0.5s var(--ease-out), visibility 0.5s;
}

.preloader.hidden {
    opacity: 0;
    visibility: hidden;
}

.preloader-logo {
    width: 120px;
    animation: pulse 1.5s ease-in-out infinite;
}

[data-theme="light"] .preloader-logo {
    filter: invert(1) hue-rotate(180deg);
}

/* ── Gradient Animation Background ── */
.gradient-bg {
    background: linear-gradient(
        -45deg,
        var(--secondary-dark),
        var(--secondary),
        #3a0000,
        var(--secondary-dark)
    );
    background-size: 400% 400%;
    animation: gradientShift 15s ease infinite;
}

/* ── Hover Underline Effect ── */
.hover-line {
    position: relative;
    display: inline-block;
}

.hover-line::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: width var(--duration-normal) var(--ease-out);
}

.hover-line:hover::after {
    width: 100%;
}

/* ── Responsive: Disable heavy animations on mobile ── */
@media (max-width: 768px) {
    .reveal { transition-duration: 0.5s; }
    .reveal.reveal-up { transform: translateY(30px); }
    .reveal.reveal-left { transform: translateX(-30px); }
    .reveal.reveal-right { transform: translateX(30px); }

    .tilt-card:hover { transform: none; }

    .hero-slide .hero-bg { transition: none; }
    .hero-slide.active .hero-bg { transform: none; }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    .reveal { opacity: 1; transform: none; }
    html { scroll-behavior: auto; }
}

/* ── 3D Orbit Ecosystem ── */
.orbit-wrapper {
    position: relative;
    width: 100%;
    height: 700px;
    display: flex;
    align-items: center;
    justify-content: center;
    perspective: 1500px;
    margin: -3rem 0 0 0;
    overflow: hidden;
}

.orbit-center {
    position: absolute;
    width: 180px;
    height: 180px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: radial-gradient(circle, rgba(255,0,0,0.2) 0%, rgba(20,20,20,1) 80%);
    box-shadow: 0 0 50px rgba(255, 0, 0, 0.4), inset 0 0 20px rgba(0,0,0,0.8);
    z-index: 10;
    animation: pulseGlow 4s infinite ease-in-out;
    border: 1px solid rgba(255,0,0,0.3);
}

.orbit-center-logo {
    width: 75%;
    height: auto;
    filter: drop-shadow(0 4px 10px rgba(0,0,0,0.8));
}

.orbit-track {
    position: absolute;
    width: 100%;
    height: 100%;
    transform-style: preserve-3d;
    animation: orbit-spin 60s linear infinite;
}

.orbit-planet {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 600px;
    height: 600px;
    margin-top: -300px;
    margin-left: -300px;
    transform-style: preserve-3d;
    transform: rotateZ(var(--angle));
    pointer-events: none;
}

/* The ring track line */
.orbit-track::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 600px;
    height: 600px;
    margin-top: -300px;
    margin-left: -300px;
    border-radius: 50%;
    border: 1px dashed rgba(255,255,255,0.15);
    box-sizing: border-box;
}

.orbit-item-wrapper {
    position: absolute;
    top: 0;
    left: 50%;
    width: 80px;
    height: 80px;
    margin-left: -40px;
    margin-top: -40px;
    transform-style: preserve-3d;
    transform: rotateZ(calc(var(--angle) * -1));
}

.orbit-item-content {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: rgba(20, 20, 20, 0.7);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    animation: counter-spin 60s linear infinite;
    transition: filter 0.3s ease, border-color 0.3s ease;
    cursor: pointer;
    overflow: hidden;
    padding: 10px;
    pointer-events: auto;
}

.orbit-item-content:hover {
    filter: brightness(1.2);
    border-color: var(--primary-color);
    animation: counter-spin 60s linear infinite, pulseGlow 1.5s infinite ease-in-out;
}

.orbit-item-content img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    filter: drop-shadow(0px 2px 4px rgba(255,255,255,0.2));
}

/* Light mode visibility for ecosystem icons */
[data-theme="light"] .orbit-item-content {
    background: rgba(255, 255, 255, 0.95);
    border-color: rgba(0, 0, 0, 0.1);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
}
[data-theme="light"] .orbit-item-content:hover {
    background: #ffffff;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}
[data-theme="light"] .orbit-item-content img {
    filter: drop-shadow(0px 2px 4px rgba(0,0,0,0.1));
}

@keyframes orbit-spin {
    from { transform: rotateZ(0deg); }
    to { transform: rotateZ(360deg); }
}

@keyframes counter-spin {
    from { transform: rotateZ(0deg); }
    to { transform: rotateZ(-360deg); }
}

@media (max-width: 768px) {
    .orbit-wrapper {
        height: 380px;
        perspective: 800px;
        margin-bottom: 3rem; /* Add space at bottom on mobile */
    }
    .orbit-center {
        width: 100px;
        height: 100px;
    }
    .orbit-planet, .orbit-track::before {
        width: 280px;
        height: 280px;
        margin-top: -140px;
        margin-left: -140px;
    }
    .orbit-item-wrapper {
        width: 50px;
        height: 50px;
        margin-left: -25px;
        margin-top: -25px;
    }
    .orbit-item-content {
        padding: 5px;
    }
}