/* Hero section styling */
.hero-section {
    position: relative;
    /* min-height: 600px; */
    overflow: hidden;
    width: 100%;
}

/* Carousel container */
.carousel {
    position: relative;
    width: 100%;
    height: 600px;
    overflow: hidden;
}

/* Carousel slides */
.carousel-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.5s ease-in-out;
    background-size: cover;
    background-position: center;
}

/* Active slide */
.carousel-slide.active {
    opacity: 1;
}

/* Gradient overlay for readability */
/* .carousel-slide::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.3));
    z-index: 1;
} */

/* Centered heading on each slide */
.carousel-slide h2 {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 48px;
    font-weight: 900;
    color: #FFFFFF;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
    z-index: 2;
    opacity: 0;
    animation: fadeIn 1s ease forwards;
}

/* Arrow buttons */
.carousel-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    font-size: 30px;
    color: #FFFFFF;
    background: rgba(30, 144, 255, 0.3);
    border: none;
    border-radius: 50%;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 3;
    transition: background 0.3s ease, transform 0.3s ease;
}

.carousel-arrow.prev {
    left: 20px;
}

.carousel-arrow.next {
    right: 20px;
}

.carousel-arrow:hover {
    background: rgba(30, 144, 255, 0.7);
    transform: translateY(-50%) scale(1.1);
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .carousel {
        height: 400px;
    }

    .carousel-slide h1 {
        font-size: 36px;
    }

    .carousel-arrow {
        font-size: 24px;
        width: 40px;
        height: 40px;
    }

    .carousel-arrow.prev {
        left: 10px;
    }

    .carousel-arrow.next {
        right: 10px;
    }
}

@media (max-width: 480px) {
    .carousel {
        height: 300px;
    }

    .carousel-slide h1 {
        font-size: 24px;
    }

    .carousel-arrow {
        font-size: 20px;
        width: 35px;
        height: 35px;
    }
}





/* IARA section with multi-layer parallax */
.iara-section {
    position: relative;
    /* min-height: 900px; */
    background: #F5F5F5; /* Off-white background */
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 30px;
    padding: 10px 20px;
}

/* Parallax background layer 1: Main image */
.iara-section::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('https://images.unsplash.com/photo-1614850715649-1c6f9c30f7f7?auto=format&fit=crop&w=1920&q=80'); /* Modern abstract */
    background-size: cover;
    background-position: center;
    transform: translateZ(-2px) scale(1.5);
    z-index: -2;
    animation: parallaxDrift 25s linear infinite;
}

/* Parallax background layer 2: Gradient overlay */
.iara-section::after {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(30, 144, 255, 0.2), transparent 70%); /* Dodger blue glow */
    transform: translateZ(-1px) scale(1.3);
    z-index: -1;
    animation: gradientFade 6s ease-in-out infinite;
}

@keyframes parallaxDrift {
    0% { background-position: center 0; }
    100% { background-position: center 70px; }
}

@keyframes gradientFade {
    0%, 100% { opacity: 0.2; }
    50% { opacity: 0.4; }
}

/* Fallback for unsupported browsers */
@supports not (transform: translateZ(-1px)) {
    .iara-section::before,
    .iara-section::after {
        position: absolute;
        background-attachment: fixed;
    }
}

/* Content container: Open layout */
.iara-content {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
    z-index: 1;
}

/* Heading with animated underline */
.iara-content h3 {
    font-size: 25px;
    font-weight: 900;
    color: #1E90FF; /* Dodger blue */
    margin-bottom: 40px;
    position: relative;
    animation: fadeIn 1.5s ease-out;
}


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

@keyframes underlineGrow {
    to { width: 60%; }
}

/* Paragraphs with staggered fade-in */
.iara-content p {
    font-size: 20px;
    line-height: 1.8;
    color: #333333; /* Dark gray for readability */
    margin-bottom: 30px;
    opacity: 0;
    text-align: justify;
    animation: textSlide 1.2s ease-out forwards;
}

.iara-content p:nth-child(2) { animation-delay: 0.5s; }
.iara-content p:nth-child(3) { animation-delay: 1s; }

@keyframes textSlide {
    from { opacity: 0; transform: translateX(-20px); }
    to { opacity: 1; transform: translateX(0); }
}

/* Link with glowing hover effect */
.iara-content a {
    color: #FF4500; /* Orange red */
    font-weight: 700;
    text-decoration: none;
    position: relative;
    transition: color 0.4s ease;
}

.iara-content a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -3px;
    left: 0;
    background: #1E90FF; /* Dodger blue */
    box-shadow: 0 0 10px #1E90FF;
    transition: width 0.4s ease;
}

.iara-content a:hover {
    color: #1E90FF;
}

.iara-content a:hover::after {
    width: 100%;
}

/* Decorative element: Animated wave pattern */
.wave-pattern {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 150px;
    background: linear-gradient(45deg, #1E90FF, #FF4500, transparent);
    opacity: 0.3;
    z-index: 0;
    clip-path: polygon(0 50%, 10% 80%, 20% 50%, 30% 80%, 40% 50%, 50% 80%, 60% 50%, 70% 80%, 80% 50%, 90% 80%, 100% 50%);
    animation: waveMove 12s linear infinite;
}

@keyframes waveMove {
    0% { background-position: 0% 50%; }
    100% { background-position: 200% 50%; }
}

/* Decorative element: Floating lines */
.floating-line {
    position: absolute;
    height: 2px;
    background: linear-gradient(90deg, transparent, #1E90FF, transparent);
    animation: lineDrift 8s linear infinite;
}

.floating-line:nth-child(1) {
    width: 200px;
    top: 20%;
    left: 10%;
    animation-delay: -2s;
}

.floating-line:nth-child(2) {
    width: 150px;
    bottom: 25%;
    right: 15%;
    animation-delay: -4s;
}

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

/* Decorative element: Glowing sparkles */
.sparkle-glow {
    position: absolute;
    width: 10px;
    height: 10px;
    background: #FF4500; /* Orange red */
    border-radius: 50%;
    box-shadow: 0 0 20px #FF4500;
    animation: sparklePulse 5s linear infinite;
}

.sparkle-glow:nth-child(1) { top: 15%; left: 20%; animation-delay: -1s; }
.sparkle-glow:nth-child(2) { top: 30%; left: 75%; animation-delay: -3s; }
.sparkle-glow:nth-child(3) { bottom: 20%; left: 30%; animation-delay: -2s; }
.sparkle-glow:nth-child(4) { bottom: 10%; right: 25%; animation-delay: -4s; }

@keyframes sparklePulse {
    0% { transform: scale(1); opacity: 0.7; }
    50% { transform: scale(1.5); opacity: 0.3; }
    100% { transform: scale(1); opacity: 0.7; }
}

/* Decorative element: Light flares */
.light-flare {
    position: absolute;
    width: 100px;
    height: 100px;
    background: radial-gradient(circle, rgba(30, 144, 255, 0.5), transparent 70%);
    border-radius: 50%;
    animation: flareFade 7s ease-in-out infinite;
}

.light-flare:nth-child(1) { top: 10%; right: 10%; animation-delay: -2s; }
.light-flare:nth-child(2) { bottom: 15%; left: 5%; animation-delay: -4s; }

@keyframes flareFade {
    0%, 100% { opacity: 0.3; transform: scale(1); }
    50% { opacity: 0.6; transform: scale(1.2); }
}

/* Decorative element: Animated dots */
.animated-dot {
    position: absolute;
    width: 15px;
    height: 15px;
    background: #1E90FF; /* Dodger blue */
    border-radius: 50%;
    box-shadow: 0 0 15px #1E90FF;
    animation: dotFloat 6s ease-in-out infinite;
}

.animated-dot:nth-child(1) { top: 25%; left: 5%; animation-delay: -1s; }
.animated-dot:nth-child(2) { bottom: 30%; right: 5%; animation-delay: -3s; }

@keyframes dotFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-30px); }
}

/* Responsive adjustments */
@media (max-width: 768px) {

    .iara-content h3 {
        font-size: 20px;
        margin-bottom: 30px;
    }

    .iara-content p {
        font-size: 18px;
        margin-bottom: 20px;
    }

    .wave-pattern {
        height: 100px;
    }

    .floating-line:nth-child(1) { width: 150px; }
    .floating-line:nth-child(2) { width: 100px; }

    .sparkle-glow { width: 8px; height: 8px; }
    .light-flare { width: 80px; height: 80px; }
    .animated-dot { width: 12px; height: 12px; }
}

/* Parallax compatibility */
.content-placeholder {
    padding-top: 60px;
}


/* Conference section styling */
.conference-section {
    position: relative;
    min-height: 900px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 100px 20px;
}

/* Use a different background image for parallax variety */
.conference-section::before {
    background-image: url('https://images.unsplash.com/photo-1600585154340-be6161a56a0c?auto=format&fit=crop&w=1920&q=80'); /* Modern conference setting */
}

/* Content container: Open layout */
.conference-content {
    position: relative;
    max-width: 1000px;
    margin: 0 auto;
    text-align: center;
    z-index: 1;
}

/* Heading with subtle gradient text */
.conference-content h3 {
    font-size: 25px;
    font-weight: 900;
    background: linear-gradient(90deg, #1E90FF, #FF4500); /* Dodger blue to orange red */
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 40px;
    position: relative;
}

/* Paragraphs with minimalistic spacing */
.conference-content p {
    font-size: 20px;
    line-height: 1.9;
    text-align: justify;
    color: #333333; /* Dark gray */
    margin-bottom: 28px;
}

/* Decorative element: Animated gradient border bottom */
.gradient-border {
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 300px;
    height: 3px;
    background: linear-gradient(90deg, #1E90FF, #FF4500, #1E90FF);
    background-size: 200%;
    animation: borderShift 8s linear infinite;
}

@keyframes borderShift {
    0% { background-position: 0% 50%; }
    100% { background-position: 200% 50%; }
}

/* Decorative element: Minimalist floating shapes (triangles) */
.floating-shape {
    position: absolute;
    width: 0;
    height: 0;
    border-left: 15px solid transparent;
    border-right: 15px solid transparent;
    border-bottom: 26px solid rgba(30, 144, 255, 0.5); /* Dodger blue semi-transparent */
    animation: shapeFloat 10s ease-in-out infinite;
}

.floating-shape:nth-child(1) {
    top: 10%;
    left: 5%;
    animation-delay: -3s;
}

.floating-shape:nth-child(2) {
    bottom: 15%;
    right: 5%;
    animation-delay: -6s;
    border-bottom-color: rgba(255, 69, 0, 0.5); /* Orange red semi-transparent */
}

@keyframes shapeFloat {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-40px) rotate(15deg); }
}

/* Decorative element: Subtle light glows */
.light-glow {
    position: absolute;
    width: 150px;
    height: 150px;
    background: radial-gradient(circle, rgba(255, 69, 0, 0.3), transparent 70%); /* Orange red glow */
    border-radius: 50%;
    animation: glowPulse 6s ease-in-out infinite;
}

.light-glow:nth-child(1) {
    top: 5%;
    left: 15%;
    animation-delay: -2s;
}

.light-glow:nth-child(2) {
    bottom: 5%;
    right: 10%;
    animation-delay: -4s;
    background: radial-gradient(circle, rgba(30, 144, 255, 0.3), transparent 70%); /* Dodger blue glow */
}

@keyframes glowPulse {
    0%, 100% { opacity: 0.4; transform: scale(1); }
    50% { opacity: 0.6; transform: scale(1.1); }
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .conference-section {
        min-height: 750px;
        padding: 60px 12px;
    }

    .conference-content h3 {
        font-size: 20px;
        margin-bottom: 30px;
    }

    .conference-content p {
        font-size: 18px;
        margin-bottom: 20px;
    }

    .gradient-border {
        width: 200px;
    }

    .floating-shape {
        border-left: 10px solid transparent;
        border-right: 10px solid transparent;
        border-bottom: 17px solid rgba(30, 144, 255, 0.5);
    }

    .floating-shape:nth-child(2) {
        border-bottom-color: rgba(255, 69, 0, 0.5);
    }

    .light-glow {
        width: 100px;
        height: 100px;
    }
}





/* Themes section styling */
.themes-section {
    position: relative;
    /* min-height: 900px; */
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 100px 0;
}

/* Use a different background image for parallax variety */
.themes-section::before {
    background-image: url('https://images.unsplash.com/photo-1600585154340-be6161a56a0c?auto=format&fit=crop&w=1920&q=80'); /* Tech-inspired background */
}

/* Content container: Full-width layout */
.themes-content {
    position: relative;
    width: 100%;
    max-width: 100%;
    text-align: center;
    z-index: 1;
    padding: 0 20px;
}

/* Heading with gradient text */
.themes-content h2 {
    font-size: 48px;
    font-weight: 900;
    background: linear-gradient(90deg, #1E90FF, #FF4500);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 60px;
}

/* Grid for theme categories - full width */
.themes-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    width: 100%;
}

/* Theme card styling - fixed height, all content visible */
.theme-card {
    position: relative;
    background: #FFFFFF;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    padding: 20px;
    display: flex;
    flex-direction: column;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

/* Gradient overlay on card */
.theme-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    /* background: linear-gradient(45deg, #1E90FF, #FF4500, #1E90FF); */
    background-size: 200%;
    opacity: 0.1;
    animation: gradientFlow 10s linear infinite;
}

@keyframes gradientFlow {
    0% { background-position: 0% 50%; }
    100% { background-position: 200% 50%; }
}

/* Card hover effect */
.theme-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 8px 30px rgba(30, 144, 255, 0.3);
}

/* Category title */
.theme-card h3 {
    font-size: 24px;
    font-weight: 700;
    color: #333333;
    margin-bottom: 20px;
    position: relative;
    z-index: 1;
    border-bottom: 2px solid #1E90FF;
    padding-bottom: 10px;
}

/* Sub-themes list - fully visible */
.theme-sub-themes {
    position: relative;
    z-index: 1;
}

/* Sub-theme items */
.theme-sub-themes li {
    font-size: 16px;
    color: #333333;
    padding: 8px 0;
    list-style: none;
    border-bottom: 1px solid rgba(30, 144, 255, 0.1);
}

.theme-sub-themes li:last-child {
    border-bottom: none;
}

/* Decorative element: Glowing dots */
.glow-dot {
    position: absolute;
    width: 8px;
    height: 8px;
    background: #FF4500;
    border-radius: 50%;
    box-shadow: 0 0 15px #FF4500;
    animation: dotPulse 4s ease-in-out infinite;
}

.glow-dot:nth-child(1) { top: 10%; left: 5%; animation-delay: -1s; }
.glow-dot:nth-child(2) { top: 20%; right: 5%; animation-delay: -2s; }
.glow-dot:nth-child(3) { bottom: 15%; left: 10%; animation-delay: -3s; }
.glow-dot:nth-child(4) { bottom: 10%; right: 10%; animation-delay: -4s; }

@keyframes dotPulse {
    0%, 100% { transform: scale(1); opacity: 0.6; }
    50% { transform: scale(1.3); opacity: 1; }
}

/* Decorative element: Animated background wave */
.bg-wave {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(60deg, #1E90FF, #FF4500, transparent);
    opacity: 0.2;
    z-index: 0;
    clip-path: polygon(0 0, 20% 30%, 40% 0, 60% 30%, 80% 0, 100% 30%, 100% 100%, 0 100%);
    animation: waveShift 15s linear infinite;
}

@keyframes waveShift {
    0% { background-position: 0% 50%; }
    100% { background-position: 200% 50%; }
}

/* Decorative element: Subtle animated lines */
.line-accent {
    position: absolute;
    width: 100px;
    height: 2px;
    background: linear-gradient(90deg, transparent, #1E90FF, transparent);
    animation: lineMove 6s linear infinite;
}

.line-accent:nth-child(1) { top: 5%; left: 5%; animation-delay: -1s; }
.line-accent:nth-child(2) { bottom: 5%; right: 5%; animation-delay: -3s; }

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

/* Responsive adjustments */
@media (max-width: 768px) {
    .themes-section {
        min-height: 750px;
        padding: 60px 0;
    }

    .themes-content {
        padding: 0 12px;
    }

    .themes-content h2 {
        font-size: 36px;
        margin-bottom: 40px;
    }

    .themes-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 20px;
    }

    .theme-card {
        padding: 15px;
    }

    .theme-card h3 {
        font-size: 20px;
        margin-bottom: 15px;
        padding-bottom: 8px;
    }

    .theme-sub-themes li {
        font-size: 14px;
        padding: 6px 0;
    }

    .glow-dot {
        width: 6px;
        height: 6px;
    }

    .line-accent {
        width: 80px;
    }
}

@media (max-width: 480px) {
    .themes-grid {
        grid-template-columns: 1fr;
    }
}








/* Committee section styling */
.committee-section {
    position: relative;
    min-height: 900px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 100px 0;
}

/* Use a different background image for parallax variety */
.committee-section::before {
    background-image: url('https://images.unsplash.com/photo-1593642634367-d91a5d8e3527?auto=format&fit=crop&w=1920&q=80'); /* Professional setting */
}

/* Content container: Full-width layout */
.committee-content {
    position: relative;
    width: 100%;
    max-width: 100%;
    text-align: center;
    z-index: 1;
    padding: 0 20px;
}

/* Heading with gradient text */
.committee-content h2 {
    font-size: 48px;
    font-weight: 900;
    background: linear-gradient(90deg, #1E90FF, #FF4500);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 60px;
}

/* Accordion container */
.accordion {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
}

/* Accordion item */
.accordion-item {
    margin-bottom: 20px;
    border-bottom: 2px solid #1E90FF;
}

/* Accordion header */
.accordion-header {
    background: #FFFFFF;
    padding: 20px;
    font-size: 24px;
    font-weight: 700;
    color: #333333;
    cursor: pointer;
    position: relative;
    transition: all 0.3s ease;
}

/* Gradient border on header */
.accordion-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, #1E90FF, #efebea, #1E90FF);
    background-size: 200%;
    opacity: 0.2;
    animation: gradientFlow 8s linear infinite;
}

@keyframes gradientFlow {
    0% { background-position: 0% 50%; }
    100% { background-position: 200% 50%; }
}

/* Accordion header hover effect */
.accordion-header:hover {
    background: rgba(30, 144, 255, 0.1);
}

/* Accordion content */
.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.5s ease;
    background: #F5F5F5;
    padding: 0 20px;
}

/* Show content when active */
.accordion-item.active .accordion-content {
    max-height: 2000px; /* Adjust based on content */
    padding: 20px;
}

/* Grid for committee members */
.committee-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    width: 100%;
}

/* Committee card styling */
.committee-card {
    position: relative;
    perspective: 1000px;
    height: 200px;
}

/* Card inner (for flip effect) */
.card-inner {
    position: relative;
    width: 100%;
    height: 100%;
    transition: transform 0.6s;
    transform-style: preserve-3d;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    border-radius: 12px;
}

/* Flip card on hover */
.committee-card:hover .card-inner {
    transform: rotateY(180deg);
}

/* Card front and back */
.card-front, .card-back {
    position: absolute;
    width: 100%;
    height: 100%;
    backface-visibility: hidden;
    background: #FFFFFF;
    border-radius: 12px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 20px;
    text-align: center;
}

/* Card front */
.card-front {
    background: linear-gradient(45deg, rgba(30, 144, 255, 0.1), rgba(255, 69, 0, 0.1));
}

/* Card back */
.card-back {
    transform: rotateY(180deg);
    background: linear-gradient(45deg, rgba(255, 69, 0, 0.1), rgba(30, 144, 255, 0.1));
}

/* Member name */
.committee-card h4 {
    font-size: 18px;
    font-weight: 700;
    color: #333333;
    margin-bottom: 10px;
}

/* Member details */
.committee-card p {
    font-size: 14px;
    color: #333333;
    margin: 5px 0;
}

/* Decorative element: Floating particles */
.floating-particle {
    position: absolute;
    width: 6px;
    height: 6px;
    background: #1E90FF;
    border-radius: 50%;
    box-shadow: 0 0 10px #1E90FF;
    animation: particleFloat 5s ease-in-out infinite;
}

.floating-particle:nth-child(1) { top: 5%; left: 5%; animation-delay: -1s; }
.floating-particle:nth-child(2) { top: 15%; right: 5%; animation-delay: -2s; background: #FF4500; box-shadow: 0 0 10px #FF4500; }
.floating-particle:nth-child(3) { bottom: 10%; left: 10%; animation-delay: -3s; }
.floating-particle:nth-child(4) { bottom: 5%; right: 10%; animation-delay: -4s; background: #FF4500; box-shadow: 0 0 10px #FF4500; }

@keyframes particleFloat {
    0%, 100% { transform: translateY(0) translateX(0); }
    50% { transform: translateY(-20px) translateX(10px); }
}

/* Decorative element: Animated background wave (different from Themes section) */
.bg-wave {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, #1E90FF, #FF4500, transparent);
    opacity: 0.2;
    z-index: 0;
    clip-path: polygon(0 70%, 20% 100%, 40% 70%, 60% 100%, 80% 70%, 100% 100%, 100% 100%, 0 100%);
    animation: waveShift 12s linear infinite;
}

@keyframes waveShift {
    0% { background-position: 0% 50%; }
    100% { background-position: 200% 50%; }
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .committee-section {
        min-height: 750px;
        padding: 60px 0;
    }

    .committee-content {
        padding: 0 12px;
    }

    .committee-content h2 {
        font-size: 36px;
        margin-bottom: 40px;
    }

    .accordion-header {
        font-size: 20px;
        padding: 15px;
    }

    .accordion-content {
        padding: 15px;
    }

    .committee-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 20px;
    }

    .committee-card {
        height: 180px;
    }

    .committee-card h4 {
        font-size: 16px;
    }

    .committee-card p {
        font-size: 12px;
    }

    .floating-particle {
        width: 4px;
        height: 4px;
    }
}

@media (max-width: 480px) {
    .committee-grid {
        grid-template-columns: 1fr;
    }

    .committee-card {
        height: 160px;
    }
}






/* Publications section styling */
.publications-section {
    position: relative;
    min-height: 900px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 100px 0;
}

/* Use a different background image for parallax variety */
.publications-section::before {
    background-image: url('https://images.unsplash.com/photo-1580582932707-520aed4d89c2?auto=format&fit=crop&w=1920&q=80'); /* Library setting */
}

/* Content container: Full-width layout */
.publications-content {
    position: relative;
    width: 100%;
    max-width: 100%;
    text-align: center;
    z-index: 1;
    padding: 0 20px;
}

/* Heading with gradient text */
.publications-content h2 {
    font-size: 48px;
    font-weight: 900;
    background: linear-gradient(90deg, #1E90FF, #FF4500);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 60px;
}

/* Tabs container */
.tabs {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
}

/* Tab navigation */
.tab-nav {
    display: flex;
    justify-content: center;
    margin-bottom: 40px;
}

/* Tab button */
.tab-button {
    background: #FFFFFF;
    border: none;
    padding: 15px 30px;
    font-size: 18px;
    font-weight: 700;
    color: #333333;
    cursor: pointer;
    position: relative;
    transition: color 0.3s ease;
    margin: 0 10px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

/* Active tab button */
.tab-button.active {
    color: #1E90FF;
}

/* Animated underline for tab button */
.tab-button::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 3px;
    background: linear-gradient(90deg, #1E90FF, #FF4500);
    transition: width 0.3s ease, left 0.3s ease;
}

.tab-button.active::after {
    width: 80%;
    left: 10%;
}

/* Tab content */
.tab-content {
    display: none;
    background: #FFFFFF;
    border-radius: 12px;
    padding: 40px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    animation: fadeIn 0.5s ease forwards;
}

/* Show active tab content */
.tab-content.active {
    display: block;
}

/* Sub-section heading */
.tab-content h3 {
    font-size: 28px;
    font-weight: 700;
    color: #333333;
    margin-bottom: 20px;
    position: relative;
}

/* Gradient overlay on content */
.tab-content::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, #1E90FF, #FF4500, #1E90FF);
    background-size: 200%;
    opacity: 0.05;
    animation: gradientFlow 10s linear infinite;
}

@keyframes gradientFlow {
    0% { background-position: 0% 50%; }
    100% { background-position: 200% 50%; }
}

/* Paragraph styling */
.tab-content p {
    font-size: 16px;
    color: #333333;
    line-height: 1.8;
    margin-bottom: 20px;
    position: relative;
    z-index: 1;
}

/* Highlight cards for key info */
.highlight-card {
    background: #FFFFFF;
    border-radius: 8px;
    padding: 20px;
    margin: 20px 0;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    position: relative;
    z-index: 1;
}

/* Hover effect for highlight cards */
.highlight-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 15px rgba(30, 144, 255, 0.3);
}

/* Decorative element: Floating shapes (hexagons) */
.floating-hexagon {
    position: absolute;
    width: 20px;
    height: 20px;
    background: transparent;
    border: 2px solid #1E90FF;
    clip-path: polygon(25% 0%, 75% 0%, 100% 50%, 75% 100%, 25% 100%, 0% 50%);
    animation: hexagonFloat 8s ease-in-out infinite;
}

.floating-hexagon:nth-child(1) { top: 10%; left: 5%; animation-delay: -1s; }
.floating-hexagon:nth-child(2) { top: 20%; right: 5%; animation-delay: -3s; border-color: #FF4500; }
.floating-hexagon:nth-child(3) { bottom: 15%; left: 10%; animation-delay: -5s; }
.floating-hexagon:nth-child(4) { bottom: 10%; right: 10%; animation-delay: -7s; border-color: #FF4500; }

@keyframes hexagonFloat {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-30px) rotate(360deg); }
}

/* Decorative element: Gradient wave (different from previous sections) */
.gradient-wave {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, #1E90FF, #FF4500, transparent);
    opacity: 0.15;
    z-index: 0;
    clip-path: polygon(0 0, 15% 20%, 30% 0, 45% 20%, 60% 0, 75% 20%, 100% 0, 100% 100%, 0 100%);
    animation: waveShift 10s linear infinite;
}

@keyframes waveShift {
    0% { background-position: 0% 50%; }
    100% { background-position: 200% 50%; }
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .publications-section {
        min-height: 750px;
        padding: 60px 0;
    }

    .publications-content {
        padding: 0 12px;
    }

    .publications-content h2 {
        font-size: 36px;
        margin-bottom: 40px;
    }

    .tab-nav {
        flex-direction: column;
        align-items: center;
    }

    .tab-button {
        margin: 10px 0;
        font-size: 16px;
        padding: 12px 20px;
    }

    .tab-content {
        padding: 20px;
    }

    .tab-content h3 {
        font-size: 24px;
    }

    .tab-content p {
        font-size: 14px;
    }

    .highlight-card {
        padding: 15px;
        margin: 15px 0;
    }

    .floating-hexagon {
        width: 15px;
        height: 15px;
    }
}

@media (max-width: 480px) {
    .tab-content h3 {
        font-size: 20px;
    }

    .highlight-card {
        padding: 10px;
    }
}





/* Contact section styling */
.contact-section {
    position: relative;
    min-height: 600px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    /* padding: 100px 0; */
    background: linear-gradient(180deg, #F5F5F5 0%, rgba(30, 144, 255, 0.1) 100%);
}

/* Use a different background image for parallax variety */
.contact-section::before {
    background-image: url('https://images.unsplash.com/photo-1600585154340-be6161a56a0c?auto=format&fit=crop&w=1920&q=80'); /* Tech-inspired background */
}

/* Content container: Full-width layout */
.contact-content {
    position: relative;
    width: 100%;
    max-width: 100%;
    text-align: center;
    z-index: 1;
    padding: 0 20px;
}

/* Heading with typing animation */
.contact-content h3 {
    font-size: 30px;
    font-weight: 900;
    background: linear-gradient(90deg, #1E90FF, #FF4500);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 60px;
    display: inline-block;
    overflow: hidden;
    white-space: nowrap;
    border-right: 4px solid #1E90FF;
    animation: typing 3s steps(30, end) forwards, blink 0.75s step-end infinite;
}

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

@keyframes blink {
    from, to { border-color: transparent; }
    50% { border-color: #1E90FF; }
}

/* Two-column layout */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    max-width: 1200px;
    margin: 0 auto;
}

/* Column styling */
.contact-column, .dates-column {
    background: #FFFFFF;
    border-radius: 12px;
    padding: 40px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    position: relative;
    z-index: 1;
}

/* Sub-heading */
.contact-column h4, .dates-column h4 {
    font-size: 28px;
    font-weight: 700;
    color: #333333;
    margin-bottom: 30px;
}

/* Contact details */
.contact-column p {
    font-size: 18px;
    color: #333333;
    margin: 15px 0;
    position: relative;
    z-index: 1;
}

/* Highlight email with typing animation */
.email-highlight {
    display: inline-block;
    font-weight: 700;
    color: #1E90FF;
    overflow: hidden;
    white-space: nowrap;
    /* border-right: 2px solid #1E90FF; */
    /* animation: typing 2s steps(20, end) forwards 1s, blink 0.75s step-end infinite; */
}

/* Important dates */
.dates-column .date-item {
    font-size: 18px;
    color: #333333;
    margin: 15px 0;
    position: relative;
    z-index: 1;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid rgba(30, 144, 255, 0.1);
    padding-bottom: 10px;
}

.date-item span {
    font-weight: 700;
    color: #FF4500;
    animation: fadeIn 0.5s ease forwards;
}

/* CTA Button */
.cta-button {
    display: inline-block;
    margin-top: 40px;
    padding: 15px 40px;
    background: linear-gradient(90deg, #1E90FF, #FF4500);
    color: #FFFFFF;
    font-size: 18px;
    font-weight: 700;
    border-radius: 50px;
    text-decoration: none;
    position: relative;
    z-index: 1;
    transition: transform 0.3s ease;
}

.cta-button:hover {
    transform: scale(1.05);
    box-shadow: 0 0 20px rgba(30, 144, 255, 0.5);
}

/* Sparkle effect around CTA button */
.cta-sparkle {
    position: absolute;
    width: 6px;
    height: 6px;
    background: #FF4500;
    border-radius: 50%;
    box-shadow: 0 0 10px #FF4500;
    animation: sparkle 3s ease-in-out infinite;
}

.cta-sparkle:nth-child(1) { top: -10px; left: 20%; animation-delay: -0.5s; }
.cta-sparkle:nth-child(2) { bottom: -10px; right: 20%; animation-delay: -1s; background: #1E90FF; box-shadow: 0 0 10px #1E90FF; }
.cta-sparkle:nth-child(3) { top: 50%; left: -10px; animation-delay: -1.5s; }
.cta-sparkle:nth-child(4) { top: 50%; right: -10px; animation-delay: -2s; background: #1E90FF; box-shadow: 0 0 10px #1E90FF; }

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

/* Floating icons */
.floating-icon {
    position: absolute;
    font-size: 24px;
    color: #1E90FF;
    animation: iconFloat 6s ease-in-out infinite;
}

.floating-icon:nth-child(1) { top: 10%; left: 5%; animation-delay: -1s; }
.floating-icon:nth-child(2) { top: 20%; right: 5%; animation-delay: -2s; color: #FF4500; }
.floating-icon:nth-child(3) { bottom: 15%; left: 10%; animation-delay: -3s; }
.floating-icon:nth-child(4) { bottom: 10%; right: 10%; animation-delay: -4s; color: #FF4500; }

@keyframes iconFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

/* Final wave animation (bottom) */
.final-wave {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, #1E90FF, #FF4500, transparent);
    opacity: 0.2;
    z-index: 0;
    clip-path: polygon(0 80%, 20% 100%, 40% 80%, 60% 100%, 80% 80%, 100% 100%, 100% 100%, 0 100%);
    animation: waveShift 12s linear infinite;
}

@keyframes waveShift {
    0% { background-position: 0% 50%; }
    100% { background-position: 200% 50%; }
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .contact-section {
        min-height: 750px;
        padding: 60px 0;
    }

    .contact-content {
        padding: 0 12px;
    }

    .contact-content h3 {
        font-size: 36px;
        margin-bottom: 40px;
    }

    .contact-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .contact-column, .dates-column {
        padding: 20px;
    }

    .contact-column h4, .dates-column h4 {
        font-size: 24px;
    }

    .contact-column p, .dates-column .date-item {
        font-size: 16px;
    }

    .cta-button {
        padding: 12px 30px;
        font-size: 16px;
    }

    .floating-icon {
        font-size: 20px;
    }
}

@media (max-width: 480px) {
    .contact-column h4, .dates-column h4 {
        font-size: 20px;
    }

    .contact-column p, .dates-column .date-item {
        font-size: 14px;
    }

    .date-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 5px;
    }
}