:root {
    --primary-blue: #1e3a8a;
    --secondary-blue: #3b82f6;
    --accent-blue: #1e40af;
    --light-blue: #dbeafe;
    --dark-blue: #0f1419;
    --light-gray: #f8fafc;
    --dark-gray: #64748b;
    --white: #ffffff;
    --gradient-primary: linear-gradient(
        135deg,
        #1e3a8a 0%,
        #3b82f6 50%,
        #60a5fa 100%
    );
    --gradient-accent: linear-gradient(45deg, #0a1f44 0%, #3b82f6 100%);
    --gradient-secondary: linear-gradient(135deg, #0f1419 0%, #1e3a8a 100%);
    --shadow-soft: 0 10px 40px rgba(30, 58, 138, 0.12);
    --shadow-medium: 0 20px 60px rgba(30, 58, 138, 0.18);
    --shadow-strong: 0 30px 80px rgba(30, 58, 138, 0.25);
    --shadow-glow: 0 0 30px rgba(59, 130, 246, 0.3);

    --primary-blue-2: #001c54;
    --primary-red: #c2002f;
    --medium-gray: #eaeaea;
    --dark-gray-2: #1a1a1a;
    --shadow-light: rgba(0, 28, 84, 0.1);
    --gradient-primary-2: linear-gradient(
        135deg,
        var(--primary-blue-2),
        #002966
    );
    --gradient-secondary-2: linear-gradient(
        135deg,
        var(--primary-red),
        #d91e49
    );
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: "Inter", sans-serif;
    background: linear-gradient(135deg, var(--light-gray) 0%, #e2e8f0 100%);
    color: var(--dark-blue);
    overflow-x: hidden;
    line-height: 1.6;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--light-gray);
}

::-webkit-scrollbar-thumb {
    background: var(--primary-blue-2);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-red);
}

/* Header Enhancement */
header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 60px;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--medium-gray);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    transition: all 0.3s ease;
    animation: slideDown 0.8s ease-out;
}

header.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 4px 20px var(--shadow-light);
    padding: 15px 60px;
}

.logo {
    height: 50px;
    transition: transform 0.3s ease;
    animation: float 3s ease-in-out infinite;
}

.logo:hover {
    transform: scale(1.05);
}

nav {
    display: flex;
    align-items: center;
}

nav a {
    margin-left: 30px;
    text-decoration: none;
    color: var(--primary-blue-2);
    font-weight: 500;
    font-size: 14px;
    position: relative;
    transition: all 0.3s ease;
    padding: 8px 0;
}

nav a::before {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-red);
    transition: width 0.3s ease;
}

nav a:hover {
    color: var(--primary-red);
    transform: translateY(-2px);
}

nav a:hover::before {
    width: 100%;
}

nav a.active {
    color: var(--primary-red);
}

nav a.active::before {
    width: 100%;
}

/* Tablet Responsive Design */
@media (max-width: 1024px) and (min-width: 769px) {
    header {
        padding: 18px 40px;
    }

    nav a {
        margin-left: 25px;
        font-size: 14px;
    }
}

/* Mobile Responsive Design */
@media (max-width: 768px) {
    header {
        padding: 15px 20px;
    }

    nav {
        display: none;
    }

    .mobile-nav.active {
        display: block;
    }

    .mobile-menu-toggle {
        display: flex;
    }
}

/* Small Mobile Devices */
@media (max-width: 480px) {
    header {
        padding: 12px 15px;
    }

    .logo {
        height: 40px;
    }
}

/* Mobile Navigation */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    padding: 5px;
    z-index: 1001;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--primary-blue);
    margin: 3px 0;
    transition: 0.3s;
    border-radius: 2px;
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(-45deg) translate(-5px, 6px);
}

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

.mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(45deg) translate(-5px, -6px);
}

.mobile-nav {
    position: fixed;
    top: 0;
    left: -100%;
    width: 80%;
    height: 100vh;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    z-index: 1000;
    transition: left 0.3s ease;
    padding: 100px 40px 40px;
    box-shadow: 5px 0 20px rgba(0, 0, 0, 0.1);
}

.mobile-nav.active {
    left: 0;
}

.mobile-nav a {
    display: block;
    margin: 20px 0;
    font-size: 18px;
    font-weight: 600;
    color: var(--primary-blue);
    text-decoration: none;
    transition: all 0.3s ease;
    padding: 15px 0;
    border-bottom: 1px solid var(--medium-gray);
}

.mobile-nav a:hover {
    color: var(--primary-red);
    transform: translateX(10px);
}

.mobile-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.mobile-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* Mobile Responsive Design */
@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: flex;
    }
}
/* === SCROLL ANIMATIONS === */

/* Add these new classes to your existing CSS */

/* Scroll Animation Base Classes */
.scroll-animate {
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
    will-change: opacity, transform;
}

.scroll-animate.animate-fade-in {
    opacity: 1;
    transform: translateY(0);
}

.scroll-animate-left {
    opacity: 0;
    transform: translateX(-60px);
    transition: all 0.9s cubic-bezier(0.4, 0, 0.2, 1);
    will-change: opacity, transform;
}

.scroll-animate-left.animate-fade-in {
    opacity: 1;
    transform: translateX(0);
}

.scroll-animate-right {
    opacity: 0;
    transform: translateX(60px);
    transition: all 0.9s cubic-bezier(0.4, 0, 0.2, 1);
    will-change: opacity, transform;
}

.scroll-animate-right.animate-fade-in {
    opacity: 1;
    transform: translateX(0);
}

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

.scroll-animate-scale.animate-fade-in {
    opacity: 1;
    transform: scale(1);
}

.scroll-animate-rotate {
    opacity: 0;
    transform: rotate(-10deg) translateY(30px);
    transition: all 1.1s cubic-bezier(0.4, 0, 0.2, 1);
    will-change: opacity, transform;
}

.scroll-animate-rotate.animate-fade-in {
    opacity: 1;
    transform: rotate(0deg) translateY(0);
}

/* Staggered Animation Delays */
.scroll-animate:nth-child(1) {
    transition-delay: 0s;
}

.scroll-animate:nth-child(2) {
    transition-delay: 0.1s;
}

.scroll-animate:nth-child(3) {
    transition-delay: 0.2s;
}

.scroll-animate:nth-child(4) {
    transition-delay: 0.3s;
}

.scroll-animate:nth-child(5) {
    transition-delay: 0.4s;
}

.scroll-animate:nth-child(6) {
    transition-delay: 0.5s;
}

/* Floating Particles Background */
.particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: 1;
}

.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--secondary-blue);
    border-radius: 50%;
    animation: float-particle 15s infinite linear;
    opacity: 0.6;
}

.particle:nth-child(1) {
    left: 10%;
    animation-delay: 0s;
}

.particle:nth-child(2) {
    left: 20%;
    animation-delay: 2s;
}

.particle:nth-child(3) {
    left: 30%;
    animation-delay: 4s;
}

.particle:nth-child(4) {
    left: 40%;
    animation-delay: 6s;
}

.particle:nth-child(5) {
    left: 50%;
    animation-delay: 8s;
}

.particle:nth-child(6) {
    left: 60%;
    animation-delay: 10s;
}

.particle:nth-child(7) {
    left: 70%;
    animation-delay: 12s;
}

.particle:nth-child(8) {
    left: 80%;
    animation-delay: 14s;
}

@keyframes float-particle {
    0% {
        transform: translateY(100vh) rotate(0deg);
        opacity: 0;
    }

    10% {
        opacity: 1;
    }

    90% {
        opacity: 1;
    }

    100% {
        transform: translateY(-100px) rotate(360deg);
        opacity: 0;
    }
}

/* Enhanced Hero Section */

/* REPLACE the existing .hero section with this enhanced version */
.hero {
    background: var(--gradient-secondary);
    position: relative;
    overflow: hidden;
    min-height: 180vh;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-left: calc(-50vw + 50%);
    margin-right: calc(-50vw + 50%);
}

.hero::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(
            circle at 25% 25%,
            rgba(59, 130, 246, 0.15) 0%,
            transparent 50%
        ),
        radial-gradient(
            circle at 75% 75%,
            rgba(30, 58, 138, 0.15) 0%,
            transparent 50%
        ),
        linear-gradient(
            135deg,
            rgba(15, 20, 25, 0.8) 0%,
            rgba(30, 58, 138, 0.9) 100%
        );
    z-index: 2;
    animation: gradient-shift 8s ease-in-out infinite;
}

/* ADD this new animation */
@keyframes gradient-shift {
    0%,
    100% {
        background: radial-gradient(
                circle at 25% 25%,
                rgba(59, 130, 246, 0.15) 0%,
                transparent 50%
            ),
            radial-gradient(
                circle at 75% 75%,
                rgba(30, 58, 138, 0.15) 0%,
                transparent 50%
            ),
            linear-gradient(
                135deg,
                rgba(15, 20, 25, 0.8) 0%,
                rgba(30, 58, 138, 0.9) 100%
            );
    }

    50% {
        background: radial-gradient(
                circle at 75% 25%,
                rgba(96, 165, 250, 0.2) 0%,
                transparent 50%
            ),
            radial-gradient(
                circle at 25% 75%,
                rgba(30, 64, 175, 0.2) 0%,
                transparent 50%
            ),
            linear-gradient(
                135deg,
                rgba(15, 20, 25, 0.9) 0%,
                rgba(30, 58, 138, 0.8) 100%
            );
    }
}

/* REPLACE the existing .hero-pattern with this enhanced version */
.hero-pattern {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    opacity: 0.6;
    z-index: 1;
    animation: pattern-move 20s linear infinite;
}

/* ADD this new animation */
@keyframes pattern-move {
    0% {
        transform: translateX(0) translateY(0);
    }

    100% {
        transform: translateX(80px) translateY(80px);
    }
}

.hero-icon {
    width: 140px;
    height: 140px;
    margin: 0 auto 3rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(20px);
    border: 3px solid rgba(255, 255, 255, 0.2);
    animation: float 3s ease-in-out infinite;
    box-shadow: var(--shadow-glow);
}

.hero-icon .material-icons {
    font-size: 5rem;
    color: white;
    text-shadow: 0 0 20px rgba(255, 255, 255, 0.5);
}

@keyframes float {
    0%,
    100% {
        transform: translateY(0px) rotate(0deg);
    }

    50% {
        transform: translateY(-15px) rotate(2deg);
    }
}

/* REPLACE the existing .hero-content with this enhanced version */
.hero-content {
    position: relative;
    z-index: 3;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    text-align: center;
    animation: hero-fade-in 2s ease-out;
}

/* ADD this new animation */
@keyframes hero-fade-in {
    0% {
        opacity: 0;
        transform: translateY(50px);
    }

    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-badge {
    display: inline-block;
    background: var(--gradient-primary);
    color: white;
    padding: 1rem 2.5rem;
    border-radius: 50px;
    font-weight: 800;
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 2.5rem;
    box-shadow: var(--shadow-glow);
    animation: pulse-glow 3s infinite;
    border: 2px solid rgba(255, 255, 255, 0.2);
}

@keyframes pulse-glow {
    0%,
    100% {
        box-shadow: var(--shadow-glow);
    }

    50% {
        box-shadow: 0 0 40px rgba(59, 130, 246, 0.5);
    }
}

/* REPLACE the existing .hero h1 with this enhanced version */
.hero h1 {
    font-size: 5rem;
    font-weight: 900;
    margin-bottom: 1.5rem;
    color: white;
    text-shadow: 0 4px 30px rgba(0, 0, 0, 0.4);
    line-height: 1.1;
    letter-spacing: -3px;
    background: linear-gradient(135deg, #ffffff 0%, #e2e8f0 100%);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: title-glow 3s ease-in-out infinite alternate;
}

/* ADD this new animation */
@keyframes title-glow {
    0% {
        text-shadow: 0 4px 30px rgba(0, 0, 0, 0.4);
    }

    100% {
        text-shadow: 0 4px 30px rgba(0, 0, 0, 0.4),
            0 0 20px rgba(255, 255, 255, 0.3);
    }
}

/* REPLACE the existing .hero .subtitle with this enhanced version */
.hero .subtitle {
    font-size: 2.2rem;
    font-weight: 700;
    margin-bottom: 2rem;
    background: var(--gradient-primary);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-transform: uppercase;
    letter-spacing: 4px;
    text-shadow: 0 0 20px rgba(59, 130, 246, 0.5);
    animation: subtitle-pulse 4s ease-in-out infinite;
}

/* ADD this new animation */
@keyframes subtitle-pulse {
    0%,
    100% {
        transform: scale(1);
        letter-spacing: 4px;
    }

    50% {
        transform: scale(1.02);
        letter-spacing: 6px;
    }
}

/* REPLACE the existing .hero .description with this enhanced version */
.hero .description {
    font-size: 1.5rem;
    max-width: 900px;
    margin: 0 auto 3.5rem;
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.8;
    font-weight: 400;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    animation: description-fade 2.5s ease-out 0.5s both;
}

/* ADD this new animation */
@keyframes description-fade {
    0% {
        opacity: 0;
        transform: translateY(30px);
    }

    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

/* REPLACE the existing .hero-buttons with this enhanced version */
.hero-buttons {
    display: flex;
    gap: 2rem;
    justify-content: center;
    flex-wrap: wrap;
    animation: buttons-slide 3s ease-out 1s both;
}

/* ADD this new animation */
@keyframes buttons-slide {
    0% {
        opacity: 0;
        transform: translateY(40px);
    }

    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ADD these new floating orb animations */
.hero::after {
    content: "";
    position: absolute;
    width: 300px;
    height: 300px;
    background: radial-gradient(
        circle,
        rgba(59, 130, 246, 0.1) 0%,
        transparent 70%
    );
    border-radius: 50%;
    top: 20%;
    right: 10%;
    animation: float-orb 15s ease-in-out infinite;
    z-index: 1;
}

@keyframes float-orb {
    0%,
    100% {
        transform: translateX(0) translateY(0) scale(1);
    }

    25% {
        transform: translateX(50px) translateY(-30px) scale(1.1);
    }

    50% {
        transform: translateX(-20px) translateY(-60px) scale(0.9);
    }

    75% {
        transform: translateX(-50px) translateY(-20px) scale(1.05);
    }
}

/* ADD a second floating orb */
.hero-pattern::after {
    content: "";
    position: absolute;
    width: 200px;
    height: 200px;
    background: radial-gradient(
        circle,
        rgba(96, 165, 250, 0.08) 0%,
        transparent 70%
    );
    border-radius: 50%;
    bottom: 30%;
    left: 15%;
    animation: float-orb-reverse 12s ease-in-out infinite;
    z-index: 1;
}

@keyframes float-orb-reverse {
    0%,
    100% {
        transform: translateX(0) translateY(0) scale(1);
    }

    25% {
        transform: translateX(-40px) translateY(40px) scale(0.8);
    }

    50% {
        transform: translateX(30px) translateY(80px) scale(1.2);
    }

    75% {
        transform: translateX(60px) translateY(30px) scale(0.9);
    }
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    padding: 1.5rem 3.5rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 800;
    font-size: 1.1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: all 0.4s ease;
    box-shadow: var(--shadow-medium);
    position: relative;
    overflow: hidden;
    border: 2px solid rgba(255, 255, 255, 0.2);
}

.btn-primary::before {
    content: "";
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.3),
        transparent
    );
    transition: left 0.6s;
}

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

.btn-primary:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-strong);
    color: white;
    text-decoration: none;
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.15);
    color: white;
    padding: 1.5rem 3.5rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 700;
    font-size: 1.1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: all 0.4s ease;
    border: 2px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(20px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: translateY(-8px);
    box-shadow: var(--shadow-medium);
    color: white;
    text-decoration: none;
}

/* Enhanced Event Info Cards */
.event-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2.5rem;
    margin: -5rem 2rem 8rem;
    position: relative;
    z-index: 4;
}

/* Update existing classes to use scroll animations */
.info-card {
    background: white;
    border-radius: 30px;
    padding: 3.5rem;
    box-shadow: var(--shadow-soft);
    border: 1px solid rgba(30, 58, 138, 0.1);
    position: relative;
    transition: all 0.6s ease;
    overflow: hidden;
    /* Add scroll animation */
    opacity: 0;
    transform: translateY(50px);
}

.info-card.animate-fade-in {
    opacity: 1;
    transform: translateY(0);
}

.info-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 6px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: transform 0.6s ease;
    transform-origin: left;
}

.info-card:hover::before {
    transform: scaleX(1);
}

.info-card:hover {
    transform: translateY(-20px);
    box-shadow: var(--shadow-strong);
    border-color: var(--secondary-blue);
}

.info-card .icon {
    width: 90px;
    height: 90px;
    background: var(--gradient-primary);
    border-radius: 25px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 2.5rem;
    font-size: 2.8rem;
    color: white;
    box-shadow: var(--shadow-soft);
    transition: all 0.4s ease;
}

.info-card:hover .icon {
    transform: scale(1.1) rotate(10deg);
    box-shadow: var(--shadow-glow);
}

.info-card h3 {
    font-size: 1.6rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    color: var(--dark-blue);
}

.info-card p {
    color: var(--dark-gray);
    font-size: 1.1rem;
    line-height: 1.7;
}

/* Enhanced Main Content */
.main-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem 8rem;
}

/* Update section headers */
.section-header {
    text-align: center;
    margin-bottom: 6rem;
    opacity: 0;
    transform: translateY(40px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.section-header.animate-fade-in {
    opacity: 1;
    transform: translateY(0);
}

.section-header h2 {
    font-size: 3.5rem;
    font-weight: 900;
    color: var(--dark-blue);
    margin-bottom: 2rem;
    position: relative;
    display: inline-block;
    letter-spacing: -2px;
}

.section-header h2::after {
    content: "";
    position: absolute;
    bottom: -20px;
    left: 50%;
    transform: translateX(-50%);
    width: 120px;
    height: 6px;
    background: var(--gradient-primary);
    border-radius: 3px;
}

.section-header p {
    font-size: 1.3rem;
    color: var(--dark-gray);
    max-width: 800px;
    margin: 0 auto;
    line-height: 1.8;
}

/* Enhanced Timeline */
.timeline {
    position: relative;
    padding: 4rem 0;
}

.timeline::before {
    content: "";
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 8px;
    background: var(--gradient-primary);
    transform: translateX(-50%);
    border-radius: 4px;
    box-shadow: var(--shadow-glow);
}

/* Remove the existing timeline-item animation and replace with scroll-based */
.timeline-item {
    position: relative;
    margin-bottom: 6rem;
    width: 100%;
    /* Remove the existing animation and opacity: 0 */
}

.timeline-item:nth-child(odd) .timeline-content {
    margin-left: 0;
    margin-right: 55%;
    text-align: right;
}

.timeline-item:nth-child(even) .timeline-content {
    margin-left: 55%;
    margin-right: 0;
    text-align: left;
}

.timeline-content {
    background: white;
    border-radius: 30px;
    padding: 3.5rem;
    box-shadow: var(--shadow-soft);
    position: relative;
    transition: all 0.6s ease;
    border: 1px solid rgba(30, 58, 138, 0.1);
    overflow: hidden;
}

.timeline-content::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: transform 0.6s ease;
    transform-origin: left;
}

.timeline-content:hover::before {
    transform: scaleX(1);
}

.timeline-content:hover {
    transform: translateY(-15px);
    box-shadow: var(--shadow-strong);
    border-color: var(--secondary-blue);
}

/* Special animation for timeline dots */
.timeline-dot {
    position: absolute;
    left: 50%;
    top: 3.5rem;
    transform: translateX(-50%) scale(0);
    width: 35px;
    height: 35px;
    background: white;
    border: 6px solid var(--primary-blue);
    border-radius: 50%;
    box-shadow: 0 0 0 12px rgba(30, 58, 138, 0.15);
    z-index: 5;
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.timeline-dot.animate-fade-in {
    transform: translateX(-50%) scale(1);
}

/* Progressive Enhancement - Advanced Animations */
@media (prefers-reduced-motion: no-preference) {
    /* Parallax-like effect for timeline */
    .timeline-content {
        transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
    }

    .timeline-content.animate-fade-in {
        transform: translateY(0);
    }

    /* Elegant fade for speaker cards */
    .speaker-card {
        opacity: 0;
        transform: translateY(30px) scale(0.95);
        transition: all 0.7s cubic-bezier(0.4, 0, 0.2, 1);
    }

    .speaker-card.animate-fade-in {
        opacity: 1;
        transform: translateY(0) scale(1);
    }

    /* Sophisticated section divider animation */
    .section-header h2::after {
        transform: translateX(-50%) scaleX(0);
        transition: transform 0.8s cubic-bezier(0.4, 0, 0.2, 1) 0.3s;
    }

    .section-header.animate-fade-in h2::after {
        transform: translateX(-50%) scaleX(1);
    }
}

/* Reduced motion for accessibility */
@media (prefers-reduced-motion: reduce) {
    .scroll-animate,
    .scroll-animate-left,
    .scroll-animate-right,
    .scroll-animate-scale,
    .scroll-animate-rotate,
    .info-card,
    .section-header,
    .timeline-dot,
    .speaker-card {
        transition: opacity 0.3s ease;
        transform: none !important;
    }
}

/* Mobile optimizations */
@media (max-width: 768px) {
    .scroll-animate,
    .scroll-animate-left,
    .scroll-animate-right {
        transform: translateY(30px);
    }

    .scroll-animate-left,
    .scroll-animate-right {
        transform: translateY(30px);
        /* Unified movement for mobile */
    }

    .scroll-animate-scale {
        transform: scale(0.9);
    }

    .scroll-animate-rotate {
        transform: rotate(-5deg) translateY(20px);
    }
}

.timeline-item:hover .timeline-dot {
    background: var(--primary-blue);
    border-color: white;
    box-shadow: 0 0 0 20px rgba(30, 58, 138, 0.25);
    transform: translateX(-50%) scale(1.4);
}

.timeline-time {
    font-size: 1.3rem;
    font-weight: 800;
    background: var(--gradient-primary);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.timeline-time .material-icons {
    color: var(--primary-blue);
    font-size: 1.8rem;
    background: var(--gradient-primary);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.timeline-title {
    font-size: 2rem;
    font-weight: 800;
    color: var(--dark-blue);
    margin-bottom: 1.5rem;
    line-height: 1.3;
}

.timeline-description {
    color: var(--dark-gray);
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 2.5rem;
}

/* Enhanced Speaker Cards */
.speakers-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 2.5rem;
}
.speaker-card {
    background: var(--light-blue);
    padding: 2.5rem;
    border-radius: 20px;
    text-align: center;
    transition: all 0.5s ease;
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
}
.speaker-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    transition: left 0.5s ease;
    opacity: 0.95;
}
.speaker-card:hover::before {
    left: 0;
}
.speaker-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-medium);
    border-color: var(--secondary-blue);
}
.speaker-card .speaker-content {
    position: relative;
    z-index: 2;
    transition: color 0.5s ease;
}
.speaker-card:hover .speaker-content {
    color: white;
}

/* Speaker Photo Styles - Large square design filling most of the card */
img.speaker-photo {
    width: 85%;
    max-width: 220px;
    min-height: 100px;
    aspect-ratio: 1;
    border-radius: 12px !important;
    object-fit: cover;
    object-position: top;
    border: 3px solid var(--secondary-blue);
    margin: 0 auto 1rem;
    display: block;
    box-shadow: 0 4px 20px rgba(30, 58, 138, 0.2);
    transition: all 0.3s ease;
}

.speaker-card:hover .speaker-photo {
    transform: scale(1.02);
    border-color: white;
    box-shadow: 0 8px 30px rgba(255, 255, 255, 0.3);
}

.speaker-card-with-photo {
    position: relative;
    overflow: hidden;
}

.speaker-card-with-photo::before {
    content: "";
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        135deg,
        var(--primary-blue) 0%,
        var(--secondary-blue) 100%
    );
    transition: left 0.5s ease;
    opacity: 0.95;
}

.speaker-card-with-photo:hover::before {
    left: 0;
}

.speaker-name {
    font-weight: 800;
    font-size: 1.2rem;
    margin-bottom: 0.8rem;
    color: inherit;
}
.speaker-title {
    font-size: 1rem;
    opacity: 0.8;
    line-height: 1.5;
}

/*--------------------------------------- Timeline and Session Category Styles - Required for Fireside Chats */

/* Links styling */
.speaker-card a {
    text-decoration: none;
    color: inherit;
}

.speaker-card a:hover {
    text-decoration: none;
}

/* Scroll animations placeholders */
.scroll-animate,
.scroll-animate-left,
.scroll-animate-rotate {
    opacity: 1;
    transform: none;
}

/* Enhanced Session Categories */
.session-category {
    background: var(--gradient-primary);
    color: white;
    padding: 1rem 2.5rem;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 800;
    margin-bottom: 2.5rem;
    display: inline-block;
    text-transform: uppercase;
    letter-spacing: 1px;
    box-shadow: var(--shadow-soft);
    animation: slideInLeft 0.6s ease;
}

/* Special Events */
.special-event {
    background: linear-gradient(
        135deg,
        rgba(30, 58, 138, 0.1),
        rgba(59, 130, 246, 0.05)
    );
    border: 3px solid var(--secondary-blue);
}

.special-event .timeline-dot {
    background: var(--secondary-blue);
    border-color: white;
    box-shadow: 0 0 0 12px rgba(59, 130, 246, 0.2);
}

.special-event::before {
    background: var(--gradient-primary) !important;
}

/* Enhanced Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(60px);
    }

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

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-60px);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.timeline-item:nth-child(1) {
    animation-delay: 0.1s;
}

.timeline-item:nth-child(2) {
    animation-delay: 0.2s;
}

.timeline-item:nth-child(3) {
    animation-delay: 0.3s;
}

.timeline-item:nth-child(4) {
    animation-delay: 0.4s;
}

.timeline-item:nth-child(5) {
    animation-delay: 0.5s;
}

.timeline-item:nth-child(6) {
    animation-delay: 0.6s;
}

.timeline-item:nth-child(7) {
    animation-delay: 0.7s;
}

.timeline-item:nth-child(8) {
    animation-delay: 0.8s;
}

.timeline-item:nth-child(9) {
    animation-delay: 0.9s;
}

.timeline-item:nth-child(10) {
    animation-delay: 1s;
}

.timeline-item:nth-child(11) {
    animation-delay: 1.1s;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 3rem;
    }

    .hero .subtitle {
        font-size: 1.6rem;
    }

    .hero .description {
        font-size: 1.2rem;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .timeline::before {
        left: 2rem;
    }

    .timeline-dot {
        left: 2rem;
    }

    .timeline-item:nth-child(odd) .timeline-content,
    .timeline-item:nth-child(even) .timeline-content {
        margin-left: 5rem;
        margin-right: 0;
        text-align: left;
    }

    .event-info {
        margin: -3rem 1rem 4rem;
        grid-template-columns: 1fr;
    }

    .main-content {
        padding: 0 1rem 4rem;
    }

    .section-header h2 {
        font-size: 2.5rem;
    }

    .speakers-grid {
        grid-template-columns: 1fr;
    }

    .timeline-time {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }
}

/* Scroll behavior */
html {
    scroll-behavior: smooth;
}

/* Enhanced focus states for accessibility */
.btn-primary:focus,
.btn-secondary:focus {
    outline: 3px solid var(--secondary-blue);
    outline-offset: 2px;
}

@media (max-width: 768px) {
    .hero {
        min-height: 100vh;
        /* Ubah dari 180vh */
        padding: 2rem 0;
    }

    .hero h1 {
        font-size: 2.5rem;
        /* Lebih kecil dari 3rem */
        line-height: 1.2;
        margin-bottom: 1rem;
    }

    .hero .subtitle {
        font-size: 1.3rem;
        /* Lebih kecil dari 1.6rem */
        letter-spacing: 2px;
        margin-bottom: 1.5rem;
    }

    .hero .description {
        font-size: 1.1rem;
        /* Lebih kecil dari 1.2rem */
        margin-bottom: 2.5rem;
        padding: 0 1rem;
    }

    .hero-badge {
        font-size: 0.8rem;
        padding: 0.8rem 2rem;
        letter-spacing: 1px;
    }

    .hero-icon {
        width: 100px;
        height: 100px;
        margin-bottom: 2rem;
    }

    .hero-icon .material-icons {
        font-size: 4rem;
    }
}

@media (max-width: 768px) {
    .timeline::before {
        left: 1.5rem;
        /* Lebih dekat ke kiri */
    }

    .timeline-dot {
        left: 1.5rem;
        /* Sesuaikan dengan timeline line */
        width: 25px;
        height: 25px;
    }

    .timeline-item:nth-child(odd) .timeline-content,
    .timeline-item:nth-child(even) .timeline-content {
        margin-left: 4rem;
        /* Kurangi dari 5rem */
        margin-right: 1rem;
        text-align: left;
    }

    .timeline-content {
        padding: 2rem 1.5rem;
        /* Kurangi padding */
    }

    .timeline-title {
        font-size: 1.5rem;
        /* Kurangi dari default */
        line-height: 1.3;
    }

    .timeline-time {
        font-size: 1.1rem;
        margin-bottom: 1rem;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 2.2rem;
    }

    .hero .subtitle {
        font-size: 1.1rem;
    }

    .hero .description {
        font-size: 1rem;
    }

    .btn-primary,
    .btn-secondary {
        padding: 1.2rem 2.5rem;
        font-size: 1rem;
        width: 100%;
        max-width: 280px;
    }

    .info-card {
        padding: 2.5rem 1.5rem;
    }

    .info-card .icon {
        width: 70px;
        height: 70px;
        font-size: 2.2rem;
    }

    .section-header h2 {
        font-size: 2rem;
    }

    .speakers-grid {
        gap: 1rem;
    }

    .speaker-card {
        padding: 1.5rem;
    }
}

@media (max-width: 768px) {
    .event-info {
        margin: -2rem 1rem 4rem;
        /* Kurangi negative margin */
        gap: 1.5rem;
    }

    .info-card h3 {
        font-size: 1.4rem;
    }

    .info-card p {
        font-size: 1rem;
    }
}

@media (max-width: 768px) {
    .session-category {
        font-size: 0.9rem;
        padding: 0.8rem 1.5rem;
        margin-bottom: 1.5rem;
    }

    .speaker-name {
        font-size: 1.1rem;
    }

    .speaker-title {
        font-size: 0.9rem;
    }
}

@media (max-width: 768px) {
    .main-content {
        padding: 0 1rem 3rem;
    }

    .section-header {
        margin-bottom: 4rem;
        padding: 0 1rem;
    }

    .section-header p {
        font-size: 1.1rem;
    }
}

@media (max-width: 768px) {
    .particles {
        display: none;
        /* Matikan particles di mobile untuk performance */
    }
}

@media (max-width: 768px) {
    .btn-primary,
    .btn-secondary {
        min-height: 48px;
        /* Minimum touch target */
    }

    .timeline-content:hover {
        transform: translateY(-5px);
        /* Kurangi hover effect */
    }

    .info-card:hover {
        transform: translateY(-10px);
        /* Kurangi hover effect */
    }
}

@media (max-width: 768px) {
    .hero::before {
        background: linear-gradient(
            135deg,
            rgba(15, 20, 25, 0.8) 0%,
            rgba(30, 58, 138, 0.9) 100%
        );
        /* Simplify background pada mobile */
    }

    .timeline-item {
        animation: none;
        /* Matikan complex animations */
        opacity: 1;
    }
}

/* Keynote Speaker Special Style */
.keynote-speaker {
    background: linear-gradient(
        135deg,
        var(--primary-blue) 0%,
        var(--secondary-blue) 100%
    );
    color: white;
    border: none;
}

.keynote-speaker .speaker-photo {
    border-color: white;
    width: 100px;
    height: 100px;
}

.keynote-speaker .speaker-content {
    color: white;
}

/* Mobile responsive untuk foto */
@media (max-width: 768px) {
    .speaker-photo {
        width: 60px;
        height: 60px;
    }

    .keynote-speaker .speaker-photo {
        width: 80px;
        height: 80px;
    }
}

.hero-grid-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(
            circle at 20% 20%,
            rgba(59, 130, 246, 0.3) 0%,
            transparent 50%
        ),
        radial-gradient(
            circle at 80% 80%,
            rgba(30, 64, 175, 0.3) 0%,
            transparent 50%
        ),
        radial-gradient(
            circle at 40% 60%,
            rgba(99, 102, 241, 0.2) 0%,
            transparent 50%
        ),
        url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="footerGrid" width="20" height="20" patternUnits="userSpaceOnUse"><path d="M 20 0 L 0 0 0 20" fill="none" stroke="rgba(255,255,255,0.5)" stroke-width="1"/></pattern></defs><rect width="100" height="100" fill="url(%23footerGrid)" /></svg>');
    animation: backgroundShift 20s linear infinite;
    pointer-events: none;
    z-index: 0;
}

@keyframes backgroundShift {
    0% {
        transform: translateX(0) translateY(0) rotate(0deg);
    }

    100% {
        transform: translateX(-40px) translateY(-40px) rotate(360deg);
    }
}

/* === Floating Orbs === */
.footer-floating-orbs {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
}

.footer-orb {
    position: absolute;
    border-radius: 50%;
    background: linear-gradient(
        45deg,
        rgba(59, 130, 246, 0.15),
        rgba(99, 102, 241, 0.15)
    );
    backdrop-filter: blur(15px);
    animation: footerOrbFloat 8s ease-in-out infinite;
    box-shadow: 0 0 30px rgba(59, 130, 246, 0.3);
    opacity: 0.6;
    transform: scale(1);
}

.footer-orb:nth-child(1) {
    width: 150px;
    height: 150px;
    top: 15%;
    left: 5%;
    animation-delay: 0s;
}

.footer-orb:nth-child(2) {
    width: 100px;
    height: 100px;
    top: 30%;
    right: 10%;
    animation-delay: -3s;
}

.footer-orb:nth-child(3) {
    width: 80px;
    height: 80px;
    bottom: 25%;
    left: 15%;
    animation-delay: -6s;
}

.footer-orb:nth-child(4) {
    width: 120px;
    height: 120px;
    bottom: 10%;
    right: 20%;
    animation-delay: -2s;
}

.footer-orb:nth-child(5) {
    width: 60px;
    height: 60px;
    top: 10%;
    left: 50%;
    animation-delay: -4s;
}

@keyframes footerOrbFloat {
    0%,
    100% {
        transform: translateY(0px) translateX(0px) rotate(0deg) scale(1);
        opacity: 0.6;
    }

    33% {
        transform: translateY(-30px) translateX(20px) rotate(120deg) scale(1.1);
        opacity: 0.8;
    }

    66% {
        transform: translateY(15px) translateX(-15px) rotate(240deg) scale(0.9);
        opacity: 0.7;
    }
}

/* === Particles === */
.footer-particles {
    position: absolute;
    width: 100%;
    height: 100%;
    overflow: hidden;
    pointer-events: none;
    z-index: 0;
}

.footer-particle {
    position: absolute;
    background: rgba(255, 255, 255, 0.8);
    border-radius: 50%;
    animation: footerParticleFloat 12s ease-in-out infinite;
    box-shadow: 0 0 10px rgba(255, 255, 255, 0.5);
    opacity: 0.8;
}

.footer-particle:nth-child(1) {
    width: 3px;
    height: 3px;
    left: 10%;
    animation-delay: 0s;
}

.footer-particle:nth-child(2) {
    width: 5px;
    height: 5px;
    left: 25%;
    animation-delay: -2s;
}

.footer-particle:nth-child(3) {
    width: 4px;
    height: 4px;
    left: 40%;
    animation-delay: -4s;
}

.footer-particle:nth-child(4) {
    width: 6px;
    height: 6px;
    left: 55%;
    animation-delay: -1s;
}

.footer-particle:nth-child(5) {
    width: 3px;
    height: 3px;
    left: 70%;
    animation-delay: -3s;
}

.footer-particle:nth-child(6) {
    width: 4px;
    height: 4px;
    left: 85%;
    animation-delay: -5s;
}

.footer-particle:nth-child(7) {
    width: 5px;
    height: 5px;
    left: 15%;
    animation-delay: -2.5s;
}

.footer-particle:nth-child(8) {
    width: 3px;
    height: 3px;
    left: 60%;
    animation-delay: -4.5s;
}

.footer-particle:nth-child(9) {
    width: 4px;
    height: 4px;
    left: 35%;
    animation-delay: -1.5s;
}

.footer-particle:nth-child(10) {
    width: 5px;
    height: 5px;
    left: 80%;
    animation-delay: -3.5s;
}

@keyframes footerParticleFloat {
    0% {
        transform: translateY(100vh) scale(0) rotate(0deg);
        opacity: 0;
    }

    10%,
    90% {
        opacity: 1;
    }

    100% {
        transform: translateY(-100px) scale(1) rotate(360deg);
        opacity: 0;
    }
}

/* === Geometric Shapes === */
.footer-shapes {
    position: absolute;
    width: 100%;
    height: 100%;
    overflow: hidden;
    pointer-events: none;
    z-index: 0;
}

.footer-shape {
    position: absolute;
    opacity: 0.08;
    animation: footerShapeRotate 25s linear infinite;
}

.footer-shape-1 {
    top: 20%;
    right: 15%;
    width: 180px;
    height: 180px;
    border: 4px solid rgba(59, 130, 246, 0.6);
    border-radius: 25px;
}

.footer-shape-2 {
    bottom: 20%;
    left: 10%;
    width: 0;
    height: 0;
    border-left: 80px solid transparent;
    border-right: 80px solid transparent;
    border-bottom: 120px solid rgba(99, 102, 241, 0.6);
}

.footer-shape-3 {
    top: 40%;
    left: 30%;
    width: 100px;
    height: 100px;
    border: 3px solid rgba(147, 51, 234, 0.6);
    border-radius: 50%;
}

@keyframes footerShapeRotate {
    from {
        transform: rotate(0deg) scale(1);
    }

    50% {
        transform: rotate(180deg) scale(1.2);
    }

    to {
        transform: rotate(360deg) scale(1);
    }
}

/* === Glowing Lines === */
.footer-lines {
    position: absolute;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
}

.footer-line {
    position: absolute;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(59, 130, 246, 0.8),
        rgba(99, 102, 241, 0.8),
        transparent
    );
    height: 2px;
    animation: footerLineMove 8s ease-in-out infinite;
    border-radius: 1px;
    box-shadow: 0 0 20px rgba(59, 130, 246, 0.5);
}

.footer-line:nth-child(1) {
    top: 25%;
    width: 200px;
    left: -200px;
    animation-delay: 0s;
}

.footer-line:nth-child(2) {
    top: 60%;
    width: 150px;
    left: -150px;
    animation-delay: -4s;
}

.footer-line:nth-child(3) {
    top: 80%;
    width: 180px;
    left: -180px;
    animation-delay: -2s;
}

@keyframes footerLineMove {
    0% {
        left: -200px;
        opacity: 0;
    }

    10%,
    90% {
        opacity: 1;
    }

    100% {
        left: 100%;
        opacity: 0;
    }
}

/* Enhanced Hero Section */
.hero-section {
    background: linear-gradient(135deg, #0f1c64 0%, #1a2b7a 100%);
    color: white;
    padding: 120px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-left: calc(-50vw + 50%);
    margin-right: calc(-50vw + 50%);
}

.hero-section::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="rgba(255,255,255,0.08)" stroke-width="0.5"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    animation: floating-orbs 20s ease-in-out infinite;
}

@keyframes floating-orbs {
    0%,
    100% {
        transform: translateY(0px) rotate(0deg);
    }

    50% {
        transform: translateY(-20px) rotate(180deg);
    }
}

/* Enhanced Particles */
.hero-particles {
    position: absolute;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: rgba(255, 255, 255, 0.6);
    border-radius: 50%;
    animation: float-up 6s infinite linear;
}

@keyframes float-up {
    0% {
        opacity: 0;
        transform: translateY(100vh) scale(0) rotate(0deg);
    }

    10% {
        opacity: 1;
        transform: translateY(90vh) scale(1) rotate(36deg);
    }

    90% {
        opacity: 1;
        transform: translateY(10vh) scale(1) rotate(324deg);
    }

    100% {
        opacity: 0;
        transform: translateY(0vh) scale(0) rotate(360deg);
    }
}

/* Footer Styles */
.footer {
    background: linear-gradient(135deg, #0f1419 0%, #1e3a8a 50%, #0f1419 100%);
    color: white;
    position: relative;
    overflow: hidden;
    animation: fadeInUp 1s ease-out;
    min-height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transform: translateY(60px);
    transition: all 1.2s cubic-bezier(0.22, 1, 0.36, 1);
    margin-left: calc(-50vw + 50%);
    margin-right: calc(-50vw + 50%);
    margin-bottom: calc(-50vw + 50%);
}

.footer.animate-in {
    opacity: 1;
    transform: translateY(0);
}

.footer.animate-out {
    opacity: 0.3;
    transform: translateY(30px) scale(0.98);
}

.footer::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(
            circle at 20% 20%,
            rgba(59, 130, 246, 0.3) 0%,
            transparent 50%
        ),
        radial-gradient(
            circle at 80% 80%,
            rgba(30, 64, 175, 0.3) 0%,
            transparent 50%
        ),
        radial-gradient(
            circle at 40% 60%,
            rgba(99, 102, 241, 0.2) 0%,
            transparent 50%
        ),
        url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="footerGrid" width="20" height="20" patternUnits="userSpaceOnUse"><path d="M 20 0 L 0 0 0 20" fill="none" stroke="rgba(255,255,255,0.05)" stroke-width="1"/></pattern></defs><rect width="100" height="100" fill="url(%23footerGrid)" /></svg>');
    animation: backgroundShift 20s linear infinite;
    pointer-events: none;
}

/* Enhanced Background Pattern */
.footer::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(
            circle at 20% 20%,
            rgba(59, 130, 246, 0.3) 0%,
            transparent 50%
        ),
        radial-gradient(
            circle at 80% 80%,
            rgba(30, 64, 175, 0.3) 0%,
            transparent 50%
        ),
        radial-gradient(
            circle at 40% 60%,
            rgba(99, 102, 241, 0.2) 0%,
            transparent 50%
        ),
        url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="footerGrid" width="20" height="20" patternUnits="userSpaceOnUse"><path d="M 20 0 L 0 0 0 20" fill="none" stroke="rgba(255,255,255,0.05)" stroke-width="1"/></pattern></defs><rect width="100" height="100" fill="url(%23footerGrid)" /></svg>');
    animation: backgroundShift 20s linear infinite;
    pointer-events: none;
}

@keyframes backgroundShift {
    0% {
        transform: translateX(0) translateY(0) rotate(0deg);
    }
    100% {
        transform: translateX(-40px) translateY(-40px) rotate(360deg);
    }
}

/* Floating Orbs for Footer */
.footer-floating-orbs {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

.footer-orb {
    position: absolute;
    border-radius: 50%;
    background: linear-gradient(
        45deg,
        rgba(59, 130, 246, 0.15),
        rgba(99, 102, 241, 0.15)
    );
    backdrop-filter: blur(15px);
    animation: footerOrbFloat 8s ease-in-out infinite;
    box-shadow: 0 0 30px rgba(59, 130, 246, 0.3);
    opacity: 0;
    transform: scale(0.5);
    transition: all 1.5s cubic-bezier(0.22, 1, 0.36, 1);
}

.footer.animate-in .footer-orb {
    opacity: 0.6;
    transform: scale(1);
}

.footer.animate-in .footer-orb:nth-child(1) {
    transition-delay: 0.3s;
}
.footer.animate-in .footer-orb:nth-child(2) {
    transition-delay: 0.5s;
}
.footer.animate-in .footer-orb:nth-child(3) {
    transition-delay: 0.7s;
}
.footer.animate-in .footer-orb:nth-child(4) {
    transition-delay: 0.9s;
}
.footer.animate-in .footer-orb:nth-child(5) {
    transition-delay: 1.1s;
}

.footer-orb:nth-child(1) {
    width: 150px;
    height: 150px;
    top: 15%;
    left: 5%;
    animation-delay: 0s;
}

.footer-orb:nth-child(2) {
    width: 100px;
    height: 100px;
    top: 30%;
    right: 10%;
    animation-delay: -3s;
}

.footer-orb:nth-child(3) {
    width: 80px;
    height: 80px;
    bottom: 25%;
    left: 15%;
    animation-delay: -6s;
}

.footer-orb:nth-child(4) {
    width: 120px;
    height: 120px;
    bottom: 10%;
    right: 20%;
    animation-delay: -2s;
}

.footer-orb:nth-child(5) {
    width: 60px;
    height: 60px;
    top: 10%;
    left: 50%;
    animation-delay: -4s;
}

@keyframes footerOrbFloat {
    0%,
    100% {
        transform: translateY(0px) translateX(0px) rotate(0deg) scale(1);
        opacity: 0.6;
    }
    33% {
        transform: translateY(-30px) translateX(20px) rotate(120deg) scale(1.1);
        opacity: 0.8;
    }
    66% {
        transform: translateY(15px) translateX(-15px) rotate(240deg) scale(0.9);
        opacity: 0.7;
    }
}

/* Enhanced Particle System */
.footer-particles {
    position: absolute;
    width: 100%;
    height: 100%;
    overflow: hidden;
    pointer-events: none;
    z-index: 1;
}

.footer-particle {
    position: absolute;
    background: rgba(255, 255, 255, 0.8);
    border-radius: 50%;
    animation: footerParticleFloat 12s ease-in-out infinite;
    box-shadow: 0 0 10px rgba(255, 255, 255, 0.5);
    opacity: 0;
    transition: opacity 2s ease-in-out;
}

.footer.animate-in .footer-particle {
    opacity: 0.8;
}

.footer-particle:nth-child(1) {
    width: 3px;
    height: 3px;
    left: 10%;
    animation-delay: 0s;
}
.footer-particle:nth-child(2) {
    width: 5px;
    height: 5px;
    left: 25%;
    animation-delay: -2s;
}
.footer-particle:nth-child(3) {
    width: 4px;
    height: 4px;
    left: 40%;
    animation-delay: -4s;
}
.footer-particle:nth-child(4) {
    width: 6px;
    height: 6px;
    left: 55%;
    animation-delay: -1s;
}
.footer-particle:nth-child(5) {
    width: 3px;
    height: 3px;
    left: 70%;
    animation-delay: -3s;
}
.footer-particle:nth-child(6) {
    width: 4px;
    height: 4px;
    left: 85%;
    animation-delay: -5s;
}
.footer-particle:nth-child(7) {
    width: 5px;
    height: 5px;
    left: 15%;
    animation-delay: -2.5s;
}
.footer-particle:nth-child(8) {
    width: 3px;
    height: 3px;
    left: 60%;
    animation-delay: -4.5s;
}
.footer-particle:nth-child(9) {
    width: 4px;
    height: 4px;
    left: 35%;
    animation-delay: -1.5s;
}
.footer-particle:nth-child(10) {
    width: 5px;
    height: 5px;
    left: 80%;
    animation-delay: -3.5s;
}

@keyframes footerParticleFloat {
    0% {
        transform: translateY(100vh) scale(0) rotate(0deg);
        opacity: 0;
    }
    10% {
        opacity: 1;
    }
    90% {
        opacity: 1;
    }
    100% {
        transform: translateY(-100px) scale(1) rotate(360deg);
        opacity: 0;
    }
}

/* Geometric Shapes */
.footer-shapes {
    position: absolute;
    width: 100%;
    height: 100%;
    overflow: hidden;
    pointer-events: none;
    z-index: 0;
}

.footer-shape {
    position: absolute;
    opacity: 0.08;
    animation: footerShapeRotate 25s linear infinite;
}

.footer-shape-1 {
    top: 20%;
    right: 15%;
    width: 180px;
    height: 180px;
    border: 4px solid rgba(59, 130, 246, 0.6);
    border-radius: 25px;
    animation-delay: 0s;
}

.footer-shape-2 {
    bottom: 20%;
    left: 10%;
    width: 0;
    height: 0;
    border-left: 80px solid transparent;
    border-right: 80px solid transparent;
    border-bottom: 120px solid rgba(99, 102, 241, 0.6);
    animation-delay: -12s;
}

.footer-shape-3 {
    top: 40%;
    left: 30%;
    width: 100px;
    height: 100px;
    border: 3px solid rgba(147, 51, 234, 0.6);
    border-radius: 50%;
    animation-delay: -8s;
}

@keyframes footerShapeRotate {
    from {
        transform: rotate(0deg) scale(1);
    }
    50% {
        transform: rotate(180deg) scale(1.2);
    }
    to {
        transform: rotate(360deg) scale(1);
    }
}

/* Glowing Lines */
.footer-lines {
    position: absolute;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

.footer-line {
    position: absolute;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(59, 130, 246, 0.8),
        rgba(99, 102, 241, 0.8),
        transparent
    );
    height: 2px;
    animation: footerLineMove 8s ease-in-out infinite;
    border-radius: 1px;
    box-shadow: 0 0 20px rgba(59, 130, 246, 0.5);
}

.footer-line:nth-child(1) {
    top: 25%;
    width: 200px;
    left: -200px;
    animation-delay: 0s;
}

.footer-line:nth-child(2) {
    top: 60%;
    width: 150px;
    left: -150px;
    animation-delay: -4s;
}

.footer-line:nth-child(3) {
    top: 80%;
    width: 180px;
    left: -180px;
    animation-delay: -2s;
}

@keyframes footerLineMove {
    0% {
        left: -200px;
        opacity: 0;
    }
    10% {
        opacity: 1;
    }
    90% {
        opacity: 1;
    }
    100% {
        left: 100%;
        opacity: 0;
    }
}

@keyframes pulse {
    0%,
    100% {
        opacity: 0.5;
    }
    50% {
        opacity: 0.8;
    }
}

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

@keyframes glow {
    0%,
    100% {
        box-shadow: 0 0 20px rgba(59, 130, 246, 0.3);
    }
    50% {
        box-shadow: 0 0 40px rgba(59, 130, 246, 0.6);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes bounce {
    0%,
    20%,
    50%,
    80%,
    100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-10px);
    }
    60% {
        transform: translateY(-5px);
    }
}

.footer-content {
    position: relative;
    z-index: 2;
    max-width: 1200px;
    margin: 0 auto;
    padding: 6rem 2rem 2rem;
}

.footer-top {
    display: grid;
    grid-template-columns: 2fr 1fr 2fr;
    gap: 4rem;
    margin-bottom: 4rem;
}

/* Logo and About Section - Combined */
.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    opacity: 0;
    transform: translateX(-80px);
    transition: all 1s cubic-bezier(0.22, 1, 0.36, 1) 0.2s;
}

.footer-brand.animate-in {
    opacity: 1;
    transform: translateX(0);
}

.footer-logo-container {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: 1rem;
}

.footer-logo-bg {
    background: white;
    padding: 1rem;
    border-radius: 16px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
    backdrop-filter: blur(10px);
    border: 2px solid rgba(255, 255, 255, 0.1);
    transition: all 0.4s ease;
    animation: float 3s ease-in-out infinite;
}

.footer-logo-bg:hover {
    transform: scale(1.05) rotate(2deg);
    box-shadow: 0 15px 50px rgba(59, 130, 246, 0.3);
    border-color: var(--secondary-blue);
}

.footer-logo-bg img {
    height: 60px;
    width: auto;
    display: block;
    transition: all 0.3s ease;
}

.footer-logo-bg:hover img {
    filter: drop-shadow(0 0 10px rgba(59, 130, 246, 0.5));
}

.footer-brand-text {
    flex: 1;
}

.footer-brand-title {
    font-size: 1.8rem;
    font-weight: 800;
    color: white;
    margin: 0 0 0.5rem 0;
    line-height: 1.2;
    background: linear-gradient(135deg, #ffffff 0%, var(--secondary-blue) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    transition: all 0.3s ease;
}

.footer-brand-title:hover {
    transform: translateX(10px);
    text-shadow: 0 0 20px rgba(59, 130, 246, 0.5);
}

.footer-brand-subtitle {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.7);
    font-weight: 500;
    margin: 0;
}

.footer-about-text {
    font-size: 1.1rem;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 2rem;
}

.footer-section h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 2rem;
    color: white;
    position: relative;
    display: inline-block;
    transition: all 0.3s ease;
    cursor: default;
}

.footer-section h3:hover {
    transform: translateY(-2px);
}

.footer-section h3::after {
    content: "";
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 40px;
    height: 3px;
    background: var(--gradient-primary);
    border-radius: 2px;
    transition: width 0.5s ease;
}

.footer-section h3:hover::after {
    width: 100%;
    animation: glow 2s ease-in-out infinite;
}

.footer-section:nth-child(1) {
    animation: slideInLeft 1s ease-out 0.2s both;
}

.footer-section:nth-child(2) {
    animation: slideInUp 1s ease-out 0.4s both;
}

.footer-section:nth-child(3) {
    animation: slideInRight 1s ease-out 0.6s both;
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.footer-links {
    opacity: 0;
    transform: translateY(40px);
    transition: all 1s cubic-bezier(0.22, 1, 0.36, 1) 0.4s;
}

.footer-links.animate-in {
    opacity: 1;
    transform: translateY(0);
}

.footer-links ul {
    list-style: none;
    padding: 0;
}

.footer-links li {
    margin-bottom: 1rem;
    opacity: 0;
    opacity: 0;
    transform: translateX(-30px);
    transition: all 0.6s cubic-bezier(0.22, 1, 0.36, 1);
}

.footer-links.animate-in li {
    opacity: 1;
    transform: translateX(0);
}

.footer-links.animate-in li:nth-child(1) {
    transition-delay: 0.9s;
}
.footer-links.animate-in li:nth-child(2) {
    transition-delay: 1s;
}
.footer-links.animate-in li:nth-child(3) {
    transition-delay: 1.1s;
}
.footer-links.animate-in li:nth-child(4) {
    transition-delay: 1.2s;
}

.footer-links li:nth-child(1) {
    animation-delay: 0.8s;
}
.footer-links li:nth-child(2) {
    animation-delay: 0.9s;
}
.footer-links li:nth-child(3) {
    animation-delay: 1s;
}
.footer-links li:nth-child(4) {
    animation-delay: 1.1s;
}
.footer-links li:nth-child(5) {
    animation-delay: 1.2s;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.9);
    text-decoration: none;
    font-size: 1rem;
    transition: all 0.4s ease;
    display: flex;
    align-items: center;
    gap: 0.8rem;
    padding: 0.5rem 0;
    border-radius: 8px;
    position: relative;
    overflow: hidden;
}

.footer-links a::before {
    content: "";
    position: absolute;
    left: -100%;
    top: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(59, 130, 246, 0.1),
        transparent
    );
    transition: left 0.5s ease;
}

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

.footer-links a:hover {
    color: #ffffff;
    transform: translateX(15px) scale(1.05);
    background: var(--accent-blue);
    padding-left: 1rem;
    box-shadow: 0 5px 20px rgba(59, 130, 246, 0.2);
}

.footer-links .material-icons {
    font-size: 1.1rem;
    opacity: 0.7;
    transition: all 0.3s ease;
}

.footer-links a:hover .material-icons {
    opacity: 1;
    transform: rotate(360deg) scale(1.2);
    color: var(--secondary-blue);
}

.footer-links a.active {
    color: #ffffff;
    background: var(--accent-blue);
    padding-left: 1rem;
    transform: translateX(15px) scale(1.05);
    box-shadow: 0 5px 20px rgba(59, 130, 246, 0.2);
}

.footer-links a.active .material-icons {
    opacity: 1;
    transform: rotate(360deg) scale(1.2);
    color: var(--secondary-blue);
}

/* Combined Event and Contact Section */
.footer-event-contact {
    background: rgba(0, 0, 0, 0.1);
    padding: 2rem;
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(15px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
    opacity: 0;
    transform: translateX(80px);
    transition: all 1s cubic-bezier(0.22, 1, 0.36, 1) 0.6s;
}

.footer-event-contact.animate-in {
    opacity: 1;
    transform: translateX(0);
}

.event-section {
    text-align: center;
    margin-bottom: 2.5rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.event-date {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--light-blue);
    margin-bottom: 0.5rem;
}

.event-venue {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 1.5rem;
}

.register-btn {
    display: inline-block;
    padding: 0.8rem 1.8rem;
    background: linear-gradient(135deg, #1e40af 0%, #2563eb 50%, #3b82f6 100%);
    color: #ffffff;
    text-decoration: none;
    border-radius: 25px;
    font-weight: 600;
    font-size: 0.95rem;
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.register-btn::before {
    content: "";
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--gradient-accent);
    transition: left 0.4s ease;
    z-index: -1;
}

.register-btn:hover::before {
    left: 0;
}

.register-btn:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: var(--shadow-glow);
    animation: bounce 0.6s ease;
    color: white;
    text-decoration: none;
}

.register-btn:active {
    transform: translateY(-1px) scale(1.02);
}

.contact-section h4 {
    font-size: 1.2rem;
    font-weight: 600;
    color: white;
    margin-bottom: 1.5rem;
    text-align: center;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 1.5rem;
    padding: 1rem;
    border-radius: 12px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    background: rgba(0, 0, 0, 0.01);
    border: 1px solid rgba(255, 255, 255, 0.1);
    opacity: 0;
    transform: translateX(40px);
    transition: all 0.6s cubic-bezier(0.22, 1, 0.36, 1);
}

.footer-event-contact.animate-in .contact-item {
    opacity: 1;
    transform: translateX(0);
}

.footer-event-contact.animate-in .contact-item:nth-child(1) {
    transition-delay: 0.7s;
}
.footer-event-contact.animate-in .contact-item:nth-child(2) {
    transition-delay: 0.8s;
}
.footer-event-contact.animate-in .contact-item:nth-child(3) {
    transition-delay: 0.9s;
}
.footer-event-contact.animate-in .contact-item:nth-child(4) {
    transition-delay: 1s;
}

/* Refined scroll-out animations */
.footer.animate-out .footer-brand {
    opacity: 0;
    transform: translateX(-40px);
    transition-delay: 0s;
}

.footer.animate-out .footer-links {
    opacity: 0;
    transform: translateY(20px);
    transition-delay: 0.1s;
}

.footer.animate-out .footer-event-contact {
    opacity: 0;
    transform: translateX(40px);
    transition-delay: 0.2s;
}

.footer.animate-out .footer-bottom {
    opacity: 0;
    transform: translateY(20px);
    transition-delay: 0.3s;
}

/* Smooth performance optimizations */
.footer * {
    will-change: transform, opacity;
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    .footer,
    .footer *,
    .footer-brand,
    .footer-links,
    .footer-event-contact,
    .footer-bottom,
    .footer-orb,
    .footer-particle,
    .contact-item,
    .social-link {
        transition-duration: 0.3s !important;
        animation-duration: 0.3s !important;
    }
}

.contact-item::before {
    content: "";
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(59, 130, 246, 0.05),
        transparent
    );
    transition: left 0.5s ease;
}

.contact-item:hover::before {
    left: 100%;
}

.contact-item:hover {
    background: rgba(0, 0, 0, 0.1);
    transform: translateX(5px);
    box-shadow: 0 5px 20px rgba(59, 130, 246, 0.1);
}

.contact-item:last-child {
    margin-bottom: 0;
}

.contact-item .material-icons {
    color: var(--secondary-blue);
    font-size: 1.3rem;
    margin-top: 0.2rem;
    transition: all 0.3s ease;
}

.contact-item:hover .material-icons {
    transform: scale(1.2) rotate(10deg);
    filter: drop-shadow(0 0 10px rgba(59, 130, 246, 0.5));
}

.contact-item div {
    flex: 1;
}

.contact-item strong {
    display: block;
    margin-bottom: 0.3rem;
    color: #ffffff;
    font-size: 0.9rem;
    font-weight: 700;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.4);
}

.contact-item span {
    color: rgba(255, 255, 255, 0.95);
    font-size: 0.9rem;
    line-height: 1.4;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

.contact-item a {
    color: #ffffff;
    text-decoration: none;
    transition: color 0.3s ease;
    font-weight: 500;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

.contact-item a:hover {
    color: #e0f2fe;
    text-shadow: 0 0 8px rgba(255, 255, 255, 0.5);
}

.footer-social {
    margin-top: 2rem;
}

.social-links {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.social-link {
    width: 45px;
    height: 45px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    transition: all 0.4s ease;
    border: 1px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
    opacity: 0;
    transform: translateY(30px) scale(0.8);
    transition: all 0.5s cubic-bezier(0.22, 1, 0.36, 1);
}

.footer-brand.animate-in .social-link:nth-child(1) {
    opacity: 1;
    transform: translateY(0) scale(1);
    transition-delay: 1.3s;
}
.footer-brand.animate-in .social-link:nth-child(2) {
    opacity: 1;
    transform: translateY(0) scale(1);
    transition-delay: 1.4s;
}
.footer-brand.animate-in .social-link:nth-child(3) {
    opacity: 1;
    transform: translateY(0) scale(1);
    transition-delay: 1.5s;
}
.footer-brand.animate-in .social-link:nth-child(4) {
    opacity: 1;
    transform: translateY(0) scale(1);
    transition-delay: 1.6s;
}

.social-link::before {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: var(--gradient-primary);
    border-radius: 50%;
    transition: all 0.4s ease;
    transform: translate(-50%, -50%);
    z-index: -1;
}

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

.social-link:hover {
    transform: translateY(-8px) scale(1.1) rotate(5deg);
    box-shadow: var(--shadow-glow);
    border-color: rgba(255, 255, 255, 0.4);
}

.social-link:nth-child(1):hover {
    animation: bounce 0.6s ease 0.1s;
}
.social-link:nth-child(2):hover {
    animation: bounce 0.6s ease 0.2s;
}
.social-link:nth-child(3):hover {
    animation: bounce 0.6s ease 0.3s;
}
.social-link:nth-child(4):hover {
    animation: bounce 0.6s ease 0.4s;
}

.social-link .material-icons {
    font-size: 1.3rem;
    transition: all 0.3s ease;
    z-index: 1;
}

.social-link:hover .material-icons {
    transform: scale(1.2);
    filter: drop-shadow(0 0 10px rgba(255, 255, 255, 0.8));
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 2rem;
    text-align: center;
    animation: slideInUp 1s ease-out 1s both;
    opacity: 0;
    transform: translateY(30px);
    transition: all 1s cubic-bezier(0.22, 1, 0.36, 1) 0.8s;
}

.footer-bottom.animate-in {
    opacity: 1;
    transform: translateY(0);
}

.footer-bottom-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 2rem;
    margin-bottom: 1.5rem;
}

.footer-bottom-logo {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    transition: all 0.3s ease;
}

.footer-bottom-logo:hover {
    transform: scale(1.05);
}

.footer-bottom-logo .material-icons {
    font-size: 1.8rem;
    color: var(--secondary-blue);
    transition: all 0.3s ease;
    animation: float 2s ease-in-out infinite;
}

.footer-bottom-logo:hover .material-icons {
    transform: rotate(360deg);
    filter: drop-shadow(0 0 15px rgba(59, 130, 246, 0.8));
}

.footer-bottom-logo span {
    font-size: 1.1rem;
    font-weight: 700;
    color: #ffffff;
    transition: all 0.3s ease;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.footer-bottom-logo:hover span {
    color: #f8fafc;
    text-shadow: 0 0 10px rgba(255, 255, 255, 0.5);
}

.footer-bottom-links span {
    color: rgba(255, 255, 255, 0.85);
    text-decoration: none;
    font-size: 0.9rem;
    transition: all 0.3s ease;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    position: relative;
    overflow: hidden;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

.footer-bottom-links span::before {
    content: "";
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(59, 130, 246, 0.1),
        transparent
    );
    transition: left 0.4s ease;
}

.footer-bottom-links span:hover::before {
    left: 100%;
}

.footer-bottom-links span:hover {
    color: #ffffff;
    background: rgba(59, 130, 246, 0.1);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(59, 130, 246, 0.2);
}

.copyright {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.85rem;
    line-height: 1.5;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding-top: 1.5rem;
    transition: all 0.3s ease;
}

.copyright:hover {
    color: rgba(255, 255, 255, 0.8);
    transform: translateY(-2px);
}

/* Responsiveness */
@media (max-width: 1024px) {
    .footer-top {
        grid-template-columns: 1fr 1fr;
        gap: 3rem;
    }

    .footer-event-contact {
        grid-column: 1 / -1;
    }
}

@media (max-width: 768px) {
    .footer-content {
        padding: 4rem 1rem 2rem;
    }

    .footer-top {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .footer-logo-container {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }

    .footer-brand-text {
        text-align: center;
    }

    .footer-brand-title {
        font-size: 1.5rem;
    }

    .footer-about-text {
        font-size: 1rem;
    }

    .footer-bottom-content {
        flex-direction: column;
        text-align: center;
    }

    .footer-bottom-links {
        justify-content: center;
    }

    .social-links {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .footer-section h3 {
        font-size: 1.3rem;
    }

    .footer-event-contact {
        padding: 1.5rem;
    }

    .footer-logo-bg {
        padding: 0.8rem;
    }

    .footer-logo-bg img {
        height: 50px;
    }

    .footer-brand-title {
        font-size: 1.3rem;
    }

    .footer-bottom-links {
        flex-direction: column;
        gap: 1rem;
    }
}