/* =============================================
   Nantong Baize New Material Technology Co., Ltd.
   Advanced Animations Stylesheet
   Volkswagen-inspired rich animations
   ============================================= */

/* =============================================
   Scroll Reveal Animations
   ============================================= */
.reveal {
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

.reveal-left {
    opacity: 0;
    transform: translateX(-100px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-left.active {
    opacity: 1;
    transform: translateX(0);
}

.reveal-right {
    opacity: 0;
    transform: translateX(100px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-right.active {
    opacity: 1;
    transform: translateX(0);
}

.reveal-scale {
    opacity: 0;
    transform: scale(0.8);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-scale.active {
    opacity: 1;
    transform: scale(1);
}

.reveal-rotate {
    opacity: 0;
    transform: rotate(-10deg) scale(0.9);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-rotate.active {
    opacity: 1;
    transform: rotate(0deg) scale(1);
}

/* =============================================
   Staggered Animations
   ============================================= */
.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; }

/* =============================================
   Hero Section Animations
   ============================================= */
.hero-particles {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    overflow: hidden;
    z-index: 1;
}

.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    animation: particleFloat 15s infinite linear;
}

.particle:nth-child(1) { left: 10%; animation-duration: 20s; animation-delay: 0s; }
.particle:nth-child(2) { left: 20%; animation-duration: 15s; animation-delay: 1s; }
.particle:nth-child(3) { left: 30%; animation-duration: 25s; animation-delay: 2s; }
.particle:nth-child(4) { left: 40%; animation-duration: 18s; animation-delay: 0.5s; }
.particle:nth-child(5) { left: 50%; animation-duration: 22s; animation-delay: 3s; }
.particle:nth-child(6) { left: 60%; animation-duration: 16s; animation-delay: 1.5s; }
.particle:nth-child(7) { left: 70%; animation-duration: 24s; animation-delay: 2.5s; }
.particle:nth-child(8) { left: 80%; animation-duration: 19s; animation-delay: 0.8s; }
.particle:nth-child(9) { left: 90%; animation-duration: 21s; animation-delay: 4s; }
.particle:nth-child(10) { left: 15%; animation-duration: 17s; animation-delay: 3.5s; }

@keyframes particleFloat {
    0% {
        transform: translateY(100vh) rotate(0deg);
        opacity: 0;
    }
    10% {
        opacity: 1;
    }
    90% {
        opacity: 1;
    }
    100% {
        transform: translateY(-100vh) rotate(720deg);
        opacity: 0;
    }
}

/* Hero Background Animation */
.hero-bg-animation {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    z-index: 1;
}

.gradient-circle {
    position: absolute;
    border-radius: 50%;
    filter: blur(60px);
    animation: gradientPulse 8s ease-in-out infinite;
}

.gradient-circle-1 {
    width: 400px;
    height: 400px;
    background: rgba(237, 137, 54, 0.3);
    top: 10%;
    right: 10%;
    animation-delay: 0s;
}

.gradient-circle-2 {
    width: 300px;
    height: 300px;
    background: rgba(44, 82, 130, 0.4);
    bottom: 20%;
    left: 5%;
    animation-delay: 2s;
}

.gradient-circle-3 {
    width: 250px;
    height: 250px;
    background: rgba(237, 137, 54, 0.2);
    top: 50%;
    left: 50%;
    animation-delay: 4s;
}

@keyframes gradientPulse {
    0%, 100% {
        transform: scale(1);
        opacity: 0.5;
    }
    50% {
        transform: scale(1.2);
        opacity: 0.8;
    }
}

/* Hero Title Animation */
.hero-title-word {
    display: inline-block;
    opacity: 0;
    transform: translateY(40px);
    animation: wordReveal 0.8s ease-out forwards;
}

.hero-title-word:nth-child(1) { animation-delay: 0.3s; }
.hero-title-word:nth-child(2) { animation-delay: 0.4s; }
.hero-title-word:nth-child(3) { animation-delay: 0.5s; }
.hero-title-word:nth-child(4) { animation-delay: 0.6s; }
.hero-title-word:nth-child(5) { animation-delay: 0.7s; }
.hero-title-word:nth-child(6) { animation-delay: 0.8s; }

@keyframes wordReveal {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Hero Subtitle Animation */
.hero-subtitle {
    opacity: 0;
    transform: translateY(30px);
    animation: subtitleReveal 1s ease-out 0.5s forwards;
}

@keyframes subtitleReveal {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* =============================================
   Feature Cards Animations
   ============================================= */
.feature-card {
    position: relative;
    overflow: hidden;
}

.feature-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.2),
        transparent
    );
    transition: left 0.5s ease;
}

.feature-card:hover::after {
    left: 100%;
}

.feature-icon {
    position: relative;
    overflow: hidden;
}

.feature-icon::before {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.1);
    transform: translateX(-100%);
    transition: transform 0.3s ease;
}

.feature-card:hover .feature-icon::before {
    transform: translateX(100%);
}

/* Icon Bounce Animation on Hover */
.feature-card:hover .feature-icon {
    animation: iconBounce 0.6s ease;
}

@keyframes iconBounce {
    0%, 100% { transform: translateY(0); }
    25% { transform: translateY(-10px); }
    50% { transform: translateY(-5px); }
    75% { transform: translateY(-7px); }
}

/* =============================================
   Service Cards Animations
   ============================================= */
.service-card {
    position: relative;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: 1;
}

.service-card:hover::before {
    opacity: 0.05;
}

.service-image {
    position: relative;
    overflow: hidden;
}

.service-image::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        to bottom,
        transparent 0%,
        rgba(0, 0, 0, 0.3) 100%
    );
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: 1;
}

.service-card:hover .service-image::before {
    opacity: 1;
}

.service-card:hover .service-image {
    animation: imageZoom 0.6s ease forwards;
}

@keyframes imageZoom {
    0% { transform: scale(1); }
    100% { transform: scale(1.1); }
}

/* =============================================
   Stats Counter Animation
   ============================================= */
.stat-number {
    position: relative;
    display: inline-block;
}

.stat-number::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 3px;
    background: var(--accent-color);
    transition: width 0.5s ease;
}

.stat-item:hover .stat-number::after {
    width: 100%;
}

/* Counter Animation Class */
.counting {
    animation: countPulse 0.5s ease;
}

@keyframes countPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

/* =============================================
   Team Cards Animations
   ============================================= */
.team-card {
    position: relative;
}

.team-image {
    position: relative;
    overflow: hidden;
}

.team-image::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 0;
    background: linear-gradient(
        to top,
        rgba(26, 54, 93, 0.9),
        transparent
    );
    transition: height 0.4s ease;
    z-index: 1;
}

.team-card:hover .team-image::before {
    height: 100%;
}

.team-info {
    position: relative;
    z-index: 2;
    transform: translateY(20px);
    transition: transform 0.4s ease;
}

.team-card:hover .team-info {
    transform: translateY(0);
}

/* =============================================
   News Cards Animations
   ============================================= */
.news-card {
    position: relative;
}

.news-image {
    position: relative;
    overflow: hidden;
}

.news-image::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity 0.4s ease;
    z-index: 1;
}

.news-card:hover .news-image::before {
    opacity: 0.3;
}

.news-card:hover .news-image {
    animation: imageZoom 0.6s ease forwards;
}

.news-date {
    position: relative;
    z-index: 2;
    transition: transform 0.3s ease;
}

.news-card:hover .news-date {
    transform: scale(1.1);
}

/* =============================================
   Button Animations
   ============================================= */
.btn-primary {
    position: relative;
    overflow: hidden;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.2),
        transparent
    );
    transition: left 0.5s ease;
}

.btn-primary:hover::before {
    left: 100%;
}

.btn-primary::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    transform: scale(0);
    transition: transform 0.5s ease;
}

.btn-primary:active::after {
    transform: scale(20);
    opacity: 0;
}

/* Button Ripple Effect */
.btn {
    position: relative;
    overflow: hidden;
    cursor: pointer;
}

.btn .ripple {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.4);
    transform: scale(0);
    animation: ripple 0.6s linear;
    pointer-events: none;
}

@keyframes ripple {
    to {
        transform: scale(4);
        opacity: 0;
    }
}

/* =============================================
   Navigation Animations
   ============================================= */
.nav-link {
    position: relative;
}

.nav-link::before {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--accent-color);
    transform: translateX(-50%);
    transition: width 0.3s ease;
}

.nav-link:hover::before {
    width: 100%;
}

.nav-link.active::before {
    width: 100%;
}

/* Mobile Navigation Animation */
.nav-toggle span {
    transition: all 0.3s ease;
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* =============================================
   Form Animations
   ============================================= */
.form-group input,
.form-group textarea {
    position: relative;
}

.form-group input:focus,
.form-group textarea:focus {
    animation: inputFocus 0.3s ease;
}

@keyframes inputFocus {
    0% { transform: scale(1); }
    50% { transform: scale(1.02); }
    100% { transform: scale(1); }
}

/* Input Label Animation */
.form-group label {
    position: relative;
    display: inline-block;
}

.form-group input:focus + label::after,
.form-group textarea:focus + label::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--accent-color);
    animation: labelUnderline 0.3s ease;
}

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

/* =============================================
   Footer Animations
   ============================================= */
.footer-links a {
    position: relative;
    display: inline-block;
}

.footer-links a::before {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--accent-color);
    transition: width 0.3s ease;
}

.footer-links a:hover::before {
    width: 100%;
}

.social-link {
    position: relative;
    overflow: hidden;
}

.social-link::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: var(--accent-color);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.3s ease, height 0.3s ease;
}

.social-link:hover::before {
    width: 100%;
    height: 100%;
}

.social-link svg {
    position: relative;
    z-index: 1;
}

/* =============================================
   Phone Mockup Animations
   ============================================= */
.phone-mockup {
    animation: phoneFloat 3s ease-in-out infinite;
}

@keyframes phoneFloat {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
    }
    25% {
        transform: translateY(-15px) rotate(2deg);
    }
    75% {
        transform: translateY(10px) rotate(-2deg);
    }
}

/* Phone Glow Effect */
.phone-mockup::after {
    content: '';
    position: absolute;
    width: 150%;
    height: 150%;
    background: radial-gradient(
        ellipse at center,
        rgba(237, 137, 54, 0.2) 0%,
        transparent 70%
    );
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: -1;
    animation: phoneGlow 3s ease-in-out infinite;
}

@keyframes phoneGlow {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 1; }
}

/* =============================================
   App Screen Animations
   ============================================= */
.phone-screen {
    animation: screenContent 2s ease-in-out infinite;
}

@keyframes screenContent {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.8; }
}

/* =============================================
   Store Badge Animations
   ============================================= */
.store-badge {
    position: relative;
    overflow: hidden;
}

.store-badge::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.1),
        transparent
    );
    transition: left 0.5s ease;
}

.store-badge:hover::before {
    left: 100%;
}

/* =============================================
   Section Divider Animations
   ============================================= */
.section-divider {
    position: relative;
    height: 2px;
    background: linear-gradient(
        90deg,
        transparent,
        var(--secondary-color),
        transparent
    );
    margin: 2rem 0;
}

.section-divider::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 10px;
    height: 10px;
    background: var(--accent-color);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    animation: dividerPulse 2s ease-in-out infinite;
}

@keyframes dividerPulse {
    0%, 100% { transform: translate(-50%, -50%) scale(1); }
    50% { transform: translate(-50%, -50%) scale(1.5); }
}

/* =============================================
   Loading Animations
   ============================================= */
.loading-spinner {
    width: 40px;
    height: 40px;
    border: 4px solid rgba(255, 255, 255, 0.3);
    border-top-color: var(--white);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* Skeleton Loading */
.skeleton {
    background: linear-gradient(
        90deg,
        #f0f0f0 25%,
        #e0e0e0 50%,
        #f0f0f0 75%
    );
    background-size: 200% 100%;
    animation: skeleton 1.5s ease-in-out infinite;
}

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

/* =============================================
   Parallax Effects
   ============================================= */
.parallax-element {
    transition: transform 0.1s ease-out;
}

/* =============================================
   Mouse Cursor Effects
   ============================================= */
.cursor-follower {
    position: fixed;
    width: 20px;
    height: 20px;
    border: 2px solid var(--accent-color);
    border-radius: 50%;
    pointer-events: none;
    z-index: 9999;
    transition: transform 0.1s ease, opacity 0.3s ease;
    transform: translate(-50%, -50%);
}

.cursor-follower.active {
    transform: translate(-50%, -50%) scale(1.5);
    opacity: 0.5;
}

/* =============================================
   Scroll Progress Indicator
   ============================================= */
.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 0%;
    height: 3px;
    background: var(--gradient-accent);
    z-index: 1001;
    transition: width 0.1s ease;
}

/* =============================================
   Back to Top Button Animation
   ============================================= */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 999;
    box-shadow: var(--shadow-lg);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    transform: translateY(-5px) scale(1.1);
    box-shadow: var(--shadow-xl);
}

.back-to-top svg {
    fill: var(--white);
    transition: transform 0.3s ease;
}

.back-to-top:hover svg {
    transform: translateY(-2px);
}

/* =============================================
   Page Transition Animations
   ============================================= */
.page-transition {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--primary-color);
    z-index: 9999;
    transform: translateX(-100%);
}

.page-transition.active {
    animation: pageSlideIn 0.5s ease forwards;
}

.page-transition.exit {
    animation: pageSlideOut 0.5s ease forwards;
}

@keyframes pageSlideIn {
    to { transform: translateX(0); }
}

@keyframes pageSlideOut {
    from { transform: translateX(0); }
    to { transform: translateX(100%); }
}

/* =============================================
   Marquee Animation
   ============================================= */
.marquee-container {
    overflow: hidden;
    white-space: nowrap;
}

.marquee-content {
    display: inline-block;
    animation: marquee 20s linear infinite;
}

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

/* =============================================
   Video Background Animation
   ============================================= */
.video-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(26, 54, 93, 0.7);
    animation: overlayPulse 4s ease-in-out infinite;
}

@keyframes overlayPulse {
    0%, 100% { opacity: 0.7; }
    50% { opacity: 0.5; }
}

/* =============================================
   Accordion Animations
   ============================================= */
.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out;
}

.accordion-item.active .accordion-content {
    max-height: 1000px;
}

.accordion-header {
    cursor: pointer;
    transition: background 0.3s ease;
}

.accordion-header:hover {
    background: rgba(0, 0, 0, 0.05);
}

.accordion-icon {
    transition: transform 0.3s ease;
}

.accordion-item.active .accordion-icon {
    transform: rotate(180deg);
}

/* =============================================
   Tabs Animations
   ============================================= */
.tab-content {
    display: none;
    animation: tabFadeIn 0.5s ease;
}

.tab-content.active {
    display: block;
}

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

.tab-link {
    position: relative;
}

.tab-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 3px;
    background: var(--accent-color);
    transition: width 0.3s ease;
}

.tab-link.active::after {
    width: 100%;
}

/* =============================================
   Tooltip Animations
   ============================================= */
.tooltip {
    position: relative;
}

.tooltip::before {
    content: attr(data-tooltip);
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(-10px);
    padding: 8px 12px;
    background: var(--dark-bg);
    color: var(--white);
    font-size: 0.875rem;
    border-radius: 4px;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 100;
}

.tooltip:hover::before {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(-5px);
}

/* =============================================
   Card Flip Animation
   ============================================= */
.flip-card {
    perspective: 1000px;
}

.flip-card-inner {
    position: relative;
    width: 100%;
    height: 100%;
    transition: transform 0.6s;
    transform-style: preserve-3d;
}

.flip-card:hover .flip-card-inner {
    transform: rotateY(180deg);
}

.flip-card-front,
.flip-card-back {
    position: absolute;
    width: 100%;
    height: 100%;
    backface-visibility: hidden;
}

.flip-card-back {
    transform: rotateY(180deg);
}

/* =============================================
   Animated Background Patterns
   ============================================= */
.animated-bg-pattern {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    overflow: hidden;
}

.wave-pattern {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 200%;
    height: 100px;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1440 320"><path fill="%23ffffff" fill-opacity="0.1" d="M0,192L48,197.3C96,203,192,213,288,229.3C384,245,480,267,576,250.7C672,235,768,181,864,181.3C960,181,1056,235,1152,234.7C1248,235,1344,181,1392,154.7L1440,128L1440,320L1392,320C1344,320,1248,320,1152,320C1056,320,960,320,864,320C768,320,672,320,576,320C480,320,384,320,288,320C192,320,96,320,48,320L0,320Z"></path></svg>');
    background-repeat: repeat-x;
    background-size: 50% 100%;
    animation: wave 10s linear infinite;
}

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

/* =============================================
   Pulse Ring Animation
   ============================================= */
.pulse-ring {
    position: relative;
}

.pulse-ring::before,
.pulse-ring::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 100%;
    height: 100%;
    border: 2px solid var(--accent-color);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    animation: pulseRing 2s ease-out infinite;
    opacity: 0;
}

.pulse-ring::after {
    animation-delay: 1s;
}

@keyframes pulseRing {
    0% {
        width: 100%;
        height: 100%;
        opacity: 0.5;
    }
    100% {
        width: 150%;
        height: 150%;
        opacity: 0;
    }
}

/* =============================================
   Magnetic Button Effect
   ============================================= */
.magnetic-btn {
    transition: transform 0.3s ease;
}

/* =============================================
   Text Reveal Animation
   ============================================= */
.text-reveal {
    overflow: hidden;
}

.text-reveal span {
    display: inline-block;
    transform: translateY(100%);
    animation: textRevealUp 0.8s ease forwards;
}

@keyframes textRevealUp {
    to {
        transform: translateY(0);
    }
}

/* =============================================
   Image Gallery Lightbox Animation
   ============================================= */
.lightbox {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.lightbox.active {
    opacity: 1;
    visibility: visible;
}

.lightbox-content {
    max-width: 90%;
    max-height: 90%;
    transform: scale(0.9);
    transition: transform 0.3s ease;
}

.lightbox.active .lightbox-content {
    transform: scale(1);
}

/* =============================================
   Conclusion Animation
   ============================================= */
.conclusion-underline {
    position: relative;
    display: inline-block;
}

.conclusion-underline::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 3px;
    background: var(--accent-color);
    transition: width 0.5s ease;
}

.conclusion-underline:hover::after {
    width: 100%;
}