/* APCON 2026 - Annual Pathology Conference Theme CSS */

/* ===== ROOT VARIABLES ===== */
:root {
    /* Laboratory Animal Scientist Theme Colors */
    --primary-blue: #1e3a8a;
    --secondary-teal: #0d9488;
    --accent-orange: #f97316;
    --accent-green: #16a34a;
    --light-gray: #f8fafc;
    --dark-gray: #1f2937;
    --white: #ffffff;
    
    /* Gradients */
    --primary-gradient: linear-gradient(135deg, #1e3a8a 0%, #0d9488 100%);
    --hero-gradient: linear-gradient(135deg, rgba(30, 58, 138, 0.9) 0%, rgba(13, 148, 136, 0.9) 100%);
    --card-gradient: linear-gradient(145deg, #ffffff 0%, #f8fafc 100%);
    
    /* Fonts */
    --font-primary: 'Poppins', sans-serif;
    --font-secondary: 'Open Sans', sans-serif;
    
    /* Shadows */
    --shadow-light: 0 2px 10px rgba(0, 0, 0, 0.1);
    --shadow-medium: 0 4px 20px rgba(0, 0, 0, 0.15);
    --shadow-heavy: 0 8px 30px rgba(0, 0, 0, 0.2);
    
    /* Transitions */
    --transition-fast: 0.3s ease;
    --transition-medium: 0.5s ease;
    --transition-slow: 0.8s ease;
}

/* ===== GLOBAL STYLES ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-secondary);
    line-height: 1.6;
    color: var(--dark-gray);
    overflow-x: hidden;
}

html {
    scroll-behavior: smooth;
}

/* ===== TYPOGRAPHY ===== */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-primary);
    font-weight: 600;
    line-height: 1.2;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-blue);
    margin-bottom: 1rem;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: var(--primary-gradient);
    border-radius: 2px;
}

.section-subtitle {
    font-size: 1.5rem;
    color: var(--secondary-teal);
    margin-bottom: 1rem;
}

.section-description {
    font-size: 1.1rem;
    color: #6b7280;
    max-width: 600px;
    margin: 0 auto;
}

/* ===== NAVIGATION ===== */
.navbar {
    background: rgba(30, 58, 138, 0.95);
    backdrop-filter: blur(10px);
    transition: all var(--transition-fast);
    padding: 1rem 0;
}

.navbar.scrolled {
    background: rgba(30, 58, 138, 0.98);
    box-shadow: var(--shadow-medium);
    padding: 0.5rem 0;
}

.navbar-brand {
    font-family: var(--font-primary);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--white) !important;
    text-decoration: none;
    transition: all var(--transition-fast);
}

.navbar-brand:hover {
    color: var(--accent-orange) !important;
    transform: scale(1.05);
}

.navbar-nav .nav-link {
    color: var(--white) !important;
    font-weight: 500;
    margin: 0 0.3rem;
    padding: 0.3rem  !important;
    border-radius: 25px;
    transition: all var(--transition-fast);
    position: relative;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
    color: var(--primary-blue) !important;
    background: var(--white);
    transform: translateY(-2px);
}

.navbar-toggler {
    border: 2px solid rgba(255, 255, 255, 0.3);
    padding: 0.25rem 0.5rem;
    border-radius: 8px;
    transition: all var(--transition-fast);
}

.navbar-toggler:hover {
    border-color: var(--accent-orange);
    background: rgba(249, 115, 22, 0.1);
}

.navbar-toggler:focus {
    box-shadow: 0 0 0 3px rgba(249, 115, 22, 0.3);
    border-color: var(--accent-orange);
}

.navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%28255, 255, 255, 0.8%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='m4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* Mobile Menu Styles */
@media (max-width: 991.98px) {
    .navbar-collapse {
        background: rgba(30, 58, 138, 0.98);
        margin-top: 1rem;
        border-radius: 10px;
        padding: 1rem;
        box-shadow: var(--shadow-heavy);
        border: 1px solid rgba(255, 255, 255, 0.1);
        backdrop-filter: blur(10px);
    }
    
    .navbar-nav {
        text-align: center;
    }
    
    .navbar-nav .nav-link {
        padding: 0.75rem 1rem !important;
        margin: 0.25rem 0;
        border-radius: 8px;
        text-align: center;
        border: 1px solid transparent;
        color: rgba(255, 255, 255, 0.9) !important;
        font-weight: 500;
        transition: all var(--transition-fast);
    }
    
    .navbar-nav .nav-link:hover,
    .navbar-nav .nav-link:focus {
        background: rgba(255, 255, 255, 0.1);
        border-color: rgba(255, 255, 255, 0.2);
        color: var(--accent-orange) !important;
        transform: translateX(5px);
    }
    
    .navbar-nav .nav-link.active {
        background: var(--accent-orange);
        color: var(--white) !important;
        border-color: var(--accent-orange);
    }
    
    .navbar-toggler {
        border: 2px solid rgba(255, 255, 255, 0.5);
        border-radius: 8px;
        padding: 0.5rem;
    }
    
    .navbar-toggler:focus {
        box-shadow: 0 0 0 3px rgba(249, 115, 22, 0.3);
        border-color: var(--accent-orange);
    }
    
    .navbar-toggler-icon {
        width: 1.5em;
        height: 1.5em;
    }
}

.welcome-video {
    position: relative;
    overflow: hidden;
}

.image-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}


/* ===== HERO SECTION FIXES ===== */
/* --- FIX: Ensure Particles don't block clicks --- */
/*#particles-js {*/
/*    position: absolute;*/
/*    top: 0;*/
/*    left: 0;*/
/*    width: 100%;*/
/*    height: 100%;*/
/*    z-index: 1; */
    /*pointer-events: none; */
/*}*/

#particles-js {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    /*background-color: #f4f6f9; */
    background-image: url(''); /* If you have a background image, put it here */
    background-size: cover;
    background-position: 50% 50%;
    background-repeat: no-repeat;
    z-index: 1; /* Must be above the base background */
}

/* Ensure content is clickable and above particles */
.hero-section .container {
    position: relative;
    z-index: 10; /* Higher than particles */
}

/* --- NEW: Pathology Floating Icons Animation --- */
.pathology-bg-icons {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: 0;
    pointer-events: none;
}

.floating-icon {
    position: absolute;
    color: rgba(233, 30, 99, 0.05); /* Very faint pink/red */
    font-size: 3rem;
    animation: floatUp 15s infinite linear;
}

/* Random positions for icons */
.icon-1 { left: 10%; bottom: -50px; animation-duration: 18s; font-size: 4rem; }
.icon-2 { left: 25%; bottom: -50px; animation-duration: 12s; font-size: 2rem; }
.icon-3 { left: 70%; bottom: -50px; animation-duration: 20s; font-size: 5rem; }
.icon-4 { left: 85%; bottom: -50px; animation-duration: 15s; font-size: 3rem; }

@keyframes floatUp {
    0% { transform: translateY(0) rotate(0deg); opacity: 0; }
    20% { opacity: 1; }
    80% { opacity: 1; }
    100% { transform: translateY(-120vh) rotate(360deg); opacity: 0; }
}

/* --- NEW: Pulse Effect for the Logo "O" --- */
.logo-o {
    /* Keep your existing styles */
    animation: heartbeat 3s infinite ease-in-out !important; 
}

@keyframes heartbeat {
    0% { transform: scale(1); box-shadow: 0 0 0 0 rgba(233, 30, 99, 0.4); }
    50% { transform: scale(1.05); box-shadow: 0 0 20px 10px rgba(233, 30, 99, 0); }
    100% { transform: scale(1); box-shadow: 0 0 0 0 rgba(233, 30, 99, 0); }
}

/* Fix 3: Content needs to be clickable over particles */
.z-index-2 {
    position: relative;
    z-index: 2;
}

/* ===== APCON TITLE STYLING ===== */
.hero-title {
    font-family: 'Cinzel', serif; /* Matching the Royal look of reference image */
    font-size: clamp(3rem, 8vw, 6rem); /* Responsive sizing */
    font-weight: 900;
    margin-bottom: 0.5rem;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 5px;
    letter-spacing: -2px;
}

/* The Gradient Text Effect (Yellow/Gold to Pink) */
.text-gradient {
    font-size: larger;
    background: linear-gradient(to right, #D4AF37, #FFD700, #E91E63);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    /* Drop shadow to make yellow pop on white background */
    filter: drop-shadow(2px 4px 6px rgba(0,0,0,0.15)); 
}

/* The Logo Replacer */
.logo-container {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: clamp(3rem, 8vw, 7rem);
    width: clamp(3rem, 8vw, 7rem);
    animation: rotateLogo 20s linear infinite;
}

.logo-o {
    border-radius: 100%;
    height: 80%;
    width: auto;
    object-fit: contain;
    filter: drop-shadow(0 4px 6px rgba(0,0,0,0.2));
}

@keyframes rotateLogo {
    0% { transform: rotateY(0deg); }
    100% { transform: rotateY(360deg); }
}

/* ===== SUBTITLES & CONTENT ===== */
.hero-subtitle {
    font-size: clamp(1.2rem, 2.5vw, 1.8rem);
    font-weight: 400;
    margin-bottom: 2rem;
    color: black;
    line-height: 1.4;
}

.highlight-text {
    font-weight: 700;
    color: var(--primary-color);
}

.hero-theme
 {
    display: inline-block;
    padding: 0.8rem 2rem;
    background: #005b5b;
    border-radius: 50px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    border: 1px solid rgba(0, 0, 0, 0.05);
    font-weight: 600;
    color: white;
    margin-bottom: 3rem;
}

/* ===== GLASSMORPHISM CARDS ===== */
.hero-details {
    margin-bottom: 3rem;
    position: relative;
    z-index: 2;
}

.detail-card {
    background: linear-gradient(135deg, #1f3c88, #0f3057);
    color: #ffffff;
    border: 1px solid rgba(255,255,255,0.1);
    padding: 0.8rem;
    border-radius: 20px;
    box-shadow: 0 15px 35px rgba(0,0,0,0.25);
    transition: all 0.3s ease;
}

.detail-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 45px rgba(0,0,0,0.35);
}



/*.detail-card {*/
/*    background: linear-gradient(135deg, #0f2027, #1c3a5f);*/
/*    backdrop-filter: blur(10px);*/
/*    -webkit-backdrop-filter: blur(10px);*/
/*    border: 1px solid rgba(255,255,255,0.1);*/
/*    padding: 0.5rem;*/
/*    border-radius: 22px;*/
/*    box-shadow: 0 15px 40px rgba(0,0,0,0.2);*/
/*    transition: transform 0.3s ease, box-shadow 0.3s ease;*/
/*    height: 100%;*/
/*}*/


.detail-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 35px rgba(233, 30, 99, 0.15); /* Pink glow on hover */
    background: white;
}

.icon-box {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-pink));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem auto;
    color: #0f8826;
    font-size: 1.2rem;
}

.detail-card h4 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
}

.detail-card p {
    margin: 0;
    font-size: 0.95rem;
    color: #ffffff;
}


/* Mouse Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
}
.mouse {
    width: 30px;
    height: 50px;
    border: 2px solid var(--primary-color);
    border-radius: 20px;
    position: relative;
}
.wheel {
    width: 4px;
    height: 8px;
    background: var(--accent-pink);
    position: absolute;
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    border-radius: 2px;
    animation: scrollWheel 2s infinite;
}

@keyframes scrollWheel {
    0% { top: 10px; opacity: 1; }
    100% { top: 30px; opacity: 0; }
}

/* Responsive Tweaks */
@media (max-width: 768px) {
    .hero-title { flex-wrap: wrap; }
    .timer { gap: 0.8rem; }
    .time-segment span { font-size: 1.8rem; }
}

/* ===== HERO SECTION ===== */
/*.hero-section {*/
/*    min-height: 100vh;*/
/*    position: relative;*/
/*    display: flex;*/
/*    align-items: center;*/
/*    background: var(--hero-gradient);*/
/*    color: var(--white);*/
/*    overflow: hidden;*/
/*}*/

/*.hero-background {*/
/*    position: absolute;*/
/*    top: 0;*/
/*    left: 0;*/
/*    width: 100%;*/
/*    height: 100%;*/
/*    background-image: url('../images/656FrDQWDKXX.jpg');*/
/*    background-size: cover;*/
/*    background-position: center;*/
/*    z-index: -2;*/
/*}*/

/*.hero-background::before {*/
/*    content: '';*/
/*    position: absolute;*/
/*    top: 0;*/
/*    left: 0;*/
/*    width: 100%;*/
/*    height: 100%;*/
/*    background: var(--hero-gradient);*/
/*    z-index: 1;*/
/*}*/

/* Molecular Laboratory Animation */
/*.molecular-animation {*/
/*    position: absolute;*/
/*    top: 0;*/
/*    left: 0;*/
/*    width: 100%;*/
/*    height: 100%;*/
/*    background: */
/*        radial-gradient(circle at 20% 30%, rgba(13, 148, 136, 0.1) 0%, transparent 50%),*/
/*        radial-gradient(circle at 80% 20%, rgba(59, 130, 246, 0.1) 0%, transparent 50%),*/
/*        radial-gradient(circle at 40% 80%, rgba(249, 115, 22, 0.1) 0%, transparent 50%);*/
/*    animation: molecularFloat 25s ease-in-out infinite;*/
/*    z-index: -1;*/
/*}*/

/*.molecular-animation::before {*/
/*    content: '';*/
/*    position: absolute;*/
/*    top: 0;*/
/*    left: 0;*/
/*    width: 100%;*/
/*    height: 100%;*/
/*    background-image: */
/*        radial-gradient(3px 3px at 15% 25%, rgba(13, 148, 136, 0.4), transparent),*/
/*        radial-gradient(2px 2px at 85% 15%, rgba(59, 130, 246, 0.4), transparent),*/
/*        radial-gradient(4px 4px at 45% 75%, rgba(249, 115, 22, 0.4), transparent),*/
/*        radial-gradient(2px 2px at 75% 85%, rgba(13, 148, 136, 0.3), transparent),*/
/*        radial-gradient(3px 3px at 25% 65%, rgba(59, 130, 246, 0.3), transparent);*/
/*    background-size: 150px 150px, 200px 200px, 180px 180px, 160px 160px, 220px 220px;*/
/*    animation: molecularOrbit 30s linear infinite;*/
/*}*/

/*.molecular-animation::after {*/
/*    content: '';*/
/*    position: absolute;*/
/*    top: 0;*/
/*    left: 0;*/
/*    width: 100%;*/
/*    height: 100%;*/
/*    background-image: */
/*        linear-gradient(45deg, transparent 40%, rgba(255, 255, 255, 0.05) 50%, transparent 60%),*/
/*        linear-gradient(-45deg, transparent 40%, rgba(255, 255, 255, 0.03) 50%, transparent 60%);*/
/*    background-size: 100px 100px;*/
/*    animation: scientificGrid 20s linear infinite;*/
/*}*/

/*@keyframes molecularFloat {*/
/*    0%, 100% { */
/*        transform: translateY(0) scale(1);*/
/*        filter: hue-rotate(0deg);*/
/*    }*/
/*    25% { */
/*        transform: translateY(-15px) scale(1.02);*/
/*        filter: hue-rotate(90deg);*/
/*    }*/
/*    50% { */
/*        transform: translateY(-5px) scale(0.98);*/
/*        filter: hue-rotate(180deg);*/
/*    }*/
/*    75% { */
/*        transform: translateY(-10px) scale(1.01);*/
/*        filter: hue-rotate(270deg);*/
/*    }*/
/*}*/

/*@keyframes molecularOrbit {*/
/*    0% { transform: rotate(0deg) translateX(10px) rotate(0deg); }*/
/*    100% { transform: rotate(360deg) translateX(10px) rotate(-360deg); }*/
/*}*/

/*@keyframes scientificGrid {*/
/*    0% { transform: translate(0, 0); }*/
/*    100% { transform: translate(-100px, -100px); }*/
/*}*/

/* Particles Animation */
/*.particles {*/
/*    position: absolute;*/
/*    top: 0;*/
/*    left: 0;*/
/*    width: 100%;*/
/*    height: 100%;*/
/*    background-image: */
/*        radial-gradient(2px 2px at 20px 30px, rgba(255, 255, 255, 0.3), transparent),*/
/*        radial-gradient(2px 2px at 40px 70px, rgba(255, 255, 255, 0.2), transparent),*/
/*        radial-gradient(1px 1px at 90px 40px, rgba(255, 255, 255, 0.4), transparent),*/
/*        radial-gradient(1px 1px at 130px 80px, rgba(255, 255, 255, 0.3), transparent);*/
/*    background-size: 200px 200px;*/
/*    animation: particlesMove 15s linear infinite;*/
/*    z-index: -1;*/
/*}*/

/*@keyframes particlesMove {*/
/*    0% { transform: translate(0, 0); }*/
/*    100% { transform: translate(-200px, -200px); }*/
/*}*/

/* Floating Animals Animation */
/*.floating-animals {*/
/*    position: absolute;*/
/*    top: 0;*/
/*    left: 0;*/
/*    width: 100%;*/
/*    height: 100%;*/
/*    pointer-events: none;*/
/*    z-index: 1;*/
/*}*/

/*.animal-icon {*/
/*    position: absolute;*/
/*    width: 80px;*/
/*    height: 80px;*/
/*    border-radius: 50%;*/
/*    overflow: hidden;*/
/*    box-shadow: 0 4px 15px rgba(255, 255, 255, 0.2);*/
/*    border: 3px solid rgba(255, 255, 255, 0.3);*/
/*    backdrop-filter: blur(10px);*/
/*    animation: floatAnimation 6s ease-in-out infinite;*/
/*}*/

/*.animal-icon img {*/
/*    width: 100%;*/
/*    height: 100%;*/
/*    object-fit: cover;*/
/*    border-radius: 50%;*/
/*}*/

/*.animal-icon.mouse {*/
/*    top: 20%;*/
/*    left: 10%;*/
/*    animation-delay: 0s;*/
/*}*/

/*.animal-icon.rat {*/
/*    top: 60%;*/
/*    right: 15%;*/
/*    animation-delay: 2s;*/
/*}*/

/*.animal-icon.rabbit {*/
/*    top: 40%;*/
/*    left: 80%;*/
/*    animation-delay: 4s;*/
/*}*/

/*@keyframes floatAnimation {*/
/*    0%, 100% { */
/*        transform: translateY(0) rotate(0deg) scale(1);*/
/*        opacity: 0.7;*/
/*    }*/
/*    25% { */
/*        transform: translateY(-20px) rotate(5deg) scale(1.1);*/
/*        opacity: 0.9;*/
/*    }*/
/*    50% { */
/*        transform: translateY(-10px) rotate(-3deg) scale(1.05);*/
/*        opacity: 1;*/
/*    }*/
/*    75% { */
/*        transform: translateY(-25px) rotate(7deg) scale(1.15);*/
/*        opacity: 0.8;*/
/*    }*/
/*}*/

/*.hero-title {*/
/*    font-size: 4rem;*/
/*    font-weight: 800;*/
/*    margin-bottom: 1rem;*/
/*    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);*/
/*}*/

/*.hero-title .highlight {*/
/*    background: linear-gradient(45deg, var(--accent-orange), var(--accent-green));*/
/*    -webkit-background-clip: text;*/
/*    -webkit-text-fill-color: transparent;*/
/*    background-clip: text;*/
/*    animation: highlightGlow 3s ease-in-out infinite alternate;*/
/*}*/

/*@keyframes highlightGlow {*/
/*    0% { filter: brightness(1); }*/
/*    100% { filter: brightness(1.2); }*/
/*}*/

/*.hero-subtitle {*/
/*    font-size: 1.5rem;*/
/*    font-weight: 400;*/
/*    margin-bottom: 1.5rem;*/
/*    opacity: 0.9;*/
/*}*/

/*.hero-theme {*/
/*    font-size: 1.2rem;*/
/*    font-weight: 500;*/
/*    margin-bottom: 2rem;*/
/*    padding: 1rem 2rem;*/
/*    background: rgba(255, 255, 255, 0.1);*/
/*    border-radius: 50px;*/
/*    backdrop-filter: blur(10px);*/
/*    border: 1px solid rgba(255, 255, 255, 0.2);*/
/*}*/

/*.hero-details {*/
/*    margin-bottom: 3rem;*/
/*}*/

/*.detail-card {*/
/*    text-align: center;*/
/*    padding: 1.5rem;*/
/*    background: rgba(255, 255, 255, 0.1);*/
/*    border-radius: 15px;*/
/*    backdrop-filter: blur(10px);*/
/*    border: 1px solid rgba(255, 255, 255, 0.2);*/
/*    transition: all var(--transition-fast);*/
/*    height: 100%;*/
/*}*/

/*.detail-card:hover {*/
/*    transform: translateY(-5px);*/
/*    background: rgba(255, 255, 255, 0.15);*/
/*}*/

/*.detail-card i {*/
/*    font-size: 2rem;*/
/*    color: var(--accent-orange);*/
/*    margin-bottom: 1rem;*/
/*    display: block;*/
/*}*/

/*.detail-card h4 {*/
/*    font-size: 1.1rem;*/
/*    margin-bottom: 0.5rem;*/
/*}*/

/*.detail-card p {*/
/*    margin: 0;*/
/*    opacity: 0.9;*/
/*}*/

.hero-cta {
    margin-bottom: 2rem;
}

.btn {
    font-family: var(--font-primary);
    font-weight: 600;
    padding: 0.75rem 2rem;
    border-radius: 50px;
    text-decoration: none;
    transition: all var(--transition-fast);
    border: none;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--primary-gradient);
    color: var(--white);
    box-shadow: var(--shadow-medium);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-heavy);
    background: linear-gradient(135deg, #2563eb 0%, #059669 100%);
}

.btn-outline-light {
    border: 2px solid var(--white);
    color: var(--white);
    background: transparent;
}

.btn-outline-light:hover {
    background: var(--white);
    color: var(--primary-blue);
    transform: translateY(-3px);
}

.btn-lg {
    padding: 1rem 2.5rem;
    font-size: 1.1rem;
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    color: var(--white);
    font-size: 1.5rem;
    animation: bounce 2s infinite;
}

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

/* ===== SECTIONS ===== */
section {
    padding: 5rem 0;
}

.bg-light {
    background: var(--light-gray) !important;
}

/* ===== LABORATORY ANIMALS SHOWCASE ===== */
.animals-showcase {
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    position: relative;
    overflow: hidden;
}

.animals-showcase::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('../images/98TxKqwxSGio.jpg');
    background-size: 200px;
    opacity: 0.03;
    z-index: 0;
}

.animal-research-card {
    background: var(--white);
    border-radius: 20px;
    box-shadow: var(--shadow-medium);
    overflow: hidden;
    height: 100%;
    transition: all var(--transition-fast);
    border: 1px solid rgba(13, 148, 136, 0.1);
    position: relative;
    z-index: 1;
}

.animal-research-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: var(--shadow-heavy);
    border-color: var(--secondary-teal);
}

.animal-image-container {
    position: relative;
    height: 200px;
    overflow: hidden;
}

.animal-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: all var(--transition-medium);
}

.animal-research-card:hover .animal-image {
    transform: scale(1.1);
}

.animal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, transparent 0%, rgba(30, 58, 138, 0.9) 70%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 1.5rem;
    color: var(--white);
    opacity: 0;
    transition: all var(--transition-fast);
}

.animal-research-card:hover .animal-overlay {
    opacity: 1;
}

.animal-overlay h4 {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.animal-overlay p {
    margin: 0;
    font-size: 0.9rem;
    opacity: 0.9;
}

.animal-info {
    padding: 2rem;
}

.animal-info h5 {
    color: var(--primary-blue);
    margin-bottom: 1rem;
    font-weight: 600;
}

.animal-info h5 i {
    color: var(--secondary-teal);
}

.animal-info p {
    color: #6b7280;
    line-height: 1.6;
    margin: 0;
}

.ethics-statement {
    background: var(--primary-gradient);
    color: var(--white);
    padding: 3rem;
    border-radius: 20px;
    text-align: center;
    box-shadow: var(--shadow-heavy);
    position: relative;
    overflow: hidden;
}

.ethics-statement::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    animation: ethicsGlow 4s ease-in-out infinite alternate;
}

@keyframes ethicsGlow {
    0% { transform: rotate(0deg) scale(1); }
    100% { transform: rotate(360deg) scale(1.1); }
}

.ethics-statement h4 {
    margin-bottom: 1rem;
    font-size: 1.5rem;
    position: relative;
    z-index: 1;
}

.ethics-statement p {
    margin: 0;
    font-size: 1.1rem;
    opacity: 0.95;
    position: relative;
    z-index: 1;
}

/* ===== WELCOME SECTION ===== */
.welcome-section {
    background: var(--white);
}

.welcome-image {
    position: relative;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow-medium);
    transition: all var(--transition-fast);
}

.welcome-image:hover {
    transform: scale(1.02);
    box-shadow: var(--shadow-heavy);
}

.welcome-image img {
    width: 100%;
    height: auto;
    transition: all var(--transition-fast);
}

.image-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to top, rgba(30, 58, 138, 0.8) 0%, transparent 50%);
    display: flex;
    align-items: flex-end;
    padding: 2rem;
    opacity: 0;
    transition: all var(--transition-fast);
}

.welcome-image:hover .image-overlay {
    opacity: 1;
}

.overlay-content {
    color: var(--white);
}

.overlay-content h4 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.organizer-card {
    background: var(--card-gradient);
    padding: 1.5rem;
    border-radius: 10px;
    box-shadow: var(--shadow-light);
    transition: all var(--transition-fast);
    margin-bottom: 1rem;
}

.organizer-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-medium);
}

.organizer-card h6 {
    color: var(--primary-blue);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

/* ===== OVERVIEW SECTION ===== */
.overview-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 15px;
    box-shadow: var(--shadow-light);
    text-align: center;
    height: 100%;
    transition: all var(--transition-fast);
    border: 1px solid rgba(13, 148, 136, 0.1);
}

.overview-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-heavy);
    border-color: var(--secondary-teal);
}

.card-icon {
    width: 80px;
    height: 80px;
    background: var(--primary-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    transition: all var(--transition-fast);
}

.card-icon i {
    font-size: 2rem;
    color: var(--white);
}

.overview-card:hover .card-icon {
    transform: scale(1.1) rotate(360deg);
}

.overview-card h4 {
    color: var(--primary-blue);
    margin-bottom: 1rem;
}

/* ===== PROGRAM SECTION ===== */
.program-section {
    background: var(--white);
}

.program-timeline {
    position: relative;
}

.timeline-item {
    display: flex;
    align-items: center;
    margin-bottom: 3rem;
    position: relative;
}

.timeline-date {
    background: var(--primary-gradient);
    color: var(--white);
    padding: 1.5rem;
    border-radius: 15px;
    text-align: center;
    min-width: 150px;
    margin-right: 2rem;
    box-shadow: var(--shadow-medium);
}

.timeline-date h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.timeline-content {
    flex: 1;
    background: var(--card-gradient);
    padding: 2rem;
    border-radius: 15px;
    box-shadow: var(--shadow-light);
    border-left: 4px solid var(--secondary-teal);
}

.timeline-content h4 {
    color: var(--primary-blue);
    margin-bottom: 1rem;
}

.timeline-content ul {
    list-style: none;
    padding: 0;
}

.timeline-content li {
    padding: 0.5rem 0;
    display: flex;
    align-items: center;
}

.timeline-content li i {
    color: var(--secondary-teal);
    margin-right: 0.5rem;
}

.workshop-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 15px;
    box-shadow: var(--shadow-light);
    height: 100%;
    transition: all var(--transition-fast);
    border: 1px solid rgba(249, 115, 22, 0.1);
    position: relative;
    overflow: hidden;
}

.workshop-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--primary-gradient);
}

.workshop-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-heavy);
    border-color: var(--accent-orange);
}

.workshop-number {
    position: absolute;
    top: 1rem;
    right: 1rem;
    width: 40px;
    height: 40px;
    background: var(--accent-orange);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.2rem;
}

.workshop-card h5 {
    color: var(--primary-blue);
    margin-bottom: 1rem;
    padding-right: 3rem;
}

/* ===== LEADERSHIP SECTION ===== */
.leader-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 15px;
    box-shadow: var(--shadow-light);
    text-align: center;
    height: 100%;
    transition: all var(--transition-fast);
    border: 1px solid rgba(30, 58, 138, 0.1);
}

.leader-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-heavy);
    border-color: var(--primary-blue);
}

.leader-info h5 {
    color: var(--primary-blue);
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.leader-info p {
    color: #6b7280;
    margin: 0;
}

.executive-card {
    background: var(--card-gradient);
    padding: 1.5rem;
    border-radius: 10px;
    box-shadow: var(--shadow-light);
    text-align: center;
    height: 100%;
    transition: all var(--transition-fast);
    border-left: 4px solid var(--secondary-teal);
}

.executive-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-medium);
}

.executive-card h5 {
    color: var(--primary-blue);
    margin-bottom: 0.5rem;
}

.executive-card .position {
    color: var(--secondary-teal);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.executive-card .affiliation {
    color: #6b7280;
    font-size: 0.9rem;
    margin: 0;
}

/* ===== REGISTRATION SECTION ===== */
.registration-section {
    background: var(--light-gray);
}

.deadline-banner {
    background: var(--primary-gradient);
    color: var(--white);
    padding: 2rem;
    border-radius: 15px;
    box-shadow: var(--shadow-medium);
    margin-bottom: 3rem;
}

.deadline-banner h4 {
    margin-bottom: 0.5rem;
}

.deadline-banner p {
    margin: 0;
    opacity: 0.9;
}

.pricing-table {
    background: var(--white);
    border-radius: 15px;
    box-shadow: var(--shadow-medium);
    overflow: hidden;
}

.pricing-table .table {
    margin: 0;
}

.pricing-table .table thead {
    background: var(--primary-gradient);
    color: var(--white);
}

.pricing-table .table th,
.pricing-table .table td {
    padding: 1rem;
    border: none;
    text-align: center;
}

.pricing-table .table tbody tr:nth-child(even) {
    background: var(--light-gray);
}

.workshop-price-card {
    background: var(--white);
    padding: 1.5rem;
    border-radius: 10px;
    box-shadow: var(--shadow-light);
    text-align: center;
    height: 100%;
    transition: all var(--transition-fast);
    border: 1px solid rgba(13, 148, 136, 0.1);
}

.workshop-price-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-medium);
    border-color: var(--secondary-teal);
}

.workshop-price-card h5 {
    color: var(--primary-blue);
    margin-bottom: 1rem;
}

.workshop-price-card .price {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--secondary-teal);
}

.registration-cta {
    background: var(--white);
    padding: 3rem;
    border-radius: 15px;
    box-shadow: var(--shadow-medium);
    text-align: center;
}

.registration-cta h4 {
    color: var(--primary-blue);
    margin-bottom: 1rem;
}

/* ===== AWARDS SECTION ===== */
.awards-section {
    background: var(--light-gray);
}

.award-category {
    background: var(--white);
    padding: 2rem;
    border-radius: 15px;
    box-shadow: var(--shadow-medium);
    height: 100%;
}

.award-header {
    text-align: center;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--light-gray);
}

.award-header i {
    font-size: 3rem;
    color: var(--primary-blue);
    margin-bottom: 1rem;
}

.award-header h3 {
    color: var(--primary-blue);
    margin-bottom: 0.5rem;
}

.award-prizes {
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
    gap: 1rem;
}

.prize-card {
    text-align: center;
    padding: 1.5rem;
    border-radius: 10px;
    flex: 1;
    min-width: 120px;
    transition: all var(--transition-fast);
}

.prize-card.gold {
    background: linear-gradient(135deg, #ffd700 0%, #ffed4e 100%);
    color: #92400e;
}

.prize-card.silver {
    background: linear-gradient(135deg, #c0c0c0 0%, #e5e7eb 100%);
    color: #374151;
}

.prize-card.bronze {
    background: linear-gradient(135deg, #cd7f32 0%, #d97706 100%);
    color: #92400e;
}

.prize-card:hover {
    transform: scale(1.05);
}

.prize-icon {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.prize-card h4 {
    font-size: 1rem;
    margin-bottom: 0.5rem;
}

.prize-amount {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.prize-card p {
    margin: 0;
    font-size: 0.9rem;
}

.abstract-submission {
    background: var(--primary-gradient);
    color: var(--white);
    padding: 3rem;
    border-radius: 15px;
    text-align: center;
    box-shadow: var(--shadow-heavy);
}

.abstract-submission h3 {
    margin-bottom: 1rem;
}

.submission-details {
    margin: 2rem 0;
}

.submission-details h5 {
    margin-bottom: 0.5rem;
}

.btn-outline-primary {
    border: 2px solid var(--white);
    color: var(--white);
    background: transparent;
}

.btn-outline-primary:hover {
    background: var(--white);
    color: var(--primary-blue);
}

/* ===== SPONSORSHIP SECTION ===== */
.sponsorship-section {
    background: var(--white);
}

.sponsorship-card {
    background: var(--white);
    border-radius: 15px;
    box-shadow: var(--shadow-medium);
    overflow: hidden;
    height: 100%;
    transition: all var(--transition-fast);
    border: 1px solid rgba(0, 0, 0, 0.1);
}

.sponsorship-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-heavy);
}

.sponsorship-card.premium {
    border-color: #8b5cf6;
}

.sponsorship-card.premium .card-header {
    background: linear-gradient(135deg, #8b5cf6 0%, #a855f7 100%);
}

.sponsorship-card.platinum {
    border-color: #6b7280;
}

.sponsorship-card.platinum .card-header {
    background: linear-gradient(135deg, #6b7280 0%, #9ca3af 100%);
}

.sponsorship-card.diamond {
    border-color: #06b6d4;
}

.sponsorship-card.diamond .card-header {
    background: linear-gradient(135deg, #06b6d4 0%, #0891b2 100%);
}

.sponsorship-card.gold {
    border-color: #f59e0b;
}

.sponsorship-card.gold .card-header {
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
}

.sponsorship-card.silver {
    border-color: #64748b;
}

.sponsorship-card.silver .card-header {
    background: linear-gradient(135deg, #64748b 0%, #475569 100%);
}

.sponsorship-card .card-header {
    color: var(--white);
    padding: 2rem;
    text-align: center;
}

.sponsorship-card .card-header h4 {
    margin-bottom: 1rem;
}

.sponsorship-card .price {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.sponsorship-card .gst-note {
    opacity: 0.8;
    margin: 0;
}

.sponsorship-card .card-body {
    padding: 2rem;
}

.sponsorship-card ul {
    list-style: none;
    padding: 0;
    margin-bottom: 1rem;
}

.sponsorship-card li {
    padding: 0.5rem 0;
    display: flex;
    align-items: center;
}

.sponsorship-card li i {
    color: var(--accent-green);
    margin-right: 0.5rem;
}

.sponsorship-card .limited {
    font-style: italic;
    color: #ef4444;
    font-weight: 600;
    margin: 0;
}

.sponsorship-cta {
    background: var(--light-gray);
    padding: 3rem;
    border-radius: 15px;
    text-align: center;
}

.sponsorship-cta h4 {
    color: var(--primary-blue);
    margin-bottom: 1rem;
}

 .sponsorship-section {
        background-color: #f8f9fa;
        padding: 80px 0;
        position: relative;
    }

    /* Badge Style */
    .bg-soft-primary {
        background-color: rgba(13, 110, 253, 0.1);
        color: #0d6efd;
    }
    
    .divider {
        width: 60px;
        height: 4px;
        background: #0d6efd;
        border-radius: 2px;
    }

    /* Sponsor Cards (Tier 1) */
    .sponsor-card {
        background: #fff;
        border-radius: 16px;
        padding: 30px;
        text-align: center;
        transition: all 0.4s ease;
        position: relative;
        overflow: hidden;
        border: 1px solid rgba(0,0,0,0.05);
        box-shadow: 0 10px 30px rgba(0,0,0,0.05);
    }

    .sponsor-card:hover {
        transform: translateY(-10px);
        box-shadow: 0 20px 40px rgba(0,0,0,0.12);
    }

    /* Card Top Borders */
    .sponsor-card.platinum { border-top: 6px solid #5a5a5a; } /* Platinum Color */
    .sponsor-card.diamond { border-top: 6px solid #0dcaf0; } /* Cyan */
    .sponsor-card.gold { border-top: 6px solid #ffc107; } /* Gold */
    .sponsor-card.silver { border-top: 6px solid #adb5bd; } /* Silver */

    /* Icons */
    .card-icon-wrapper {
        width: 70px;
        height: 70px;
        margin: 0 auto 20px;
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 28px;
    }

    .platinum .card-icon-wrapper { background: #f2f2f2; color: #5a5a5a; }
    .diamond .card-icon-wrapper { background: rgba(13, 202, 240, 0.1); color: #0dcaf0; }
    .gold .card-icon-wrapper { background: rgba(255, 193, 7, 0.1); color: #ffc107; }
    .silver .card-icon-wrapper { background: #f8f9fa; color: #adb5bd; }

    /* Typography */
    .tier-title { font-weight: 700; margin-bottom: 5px; }
    .tier-subtitle { color: #6c757d; font-size: 0.9rem; text-transform: uppercase; letter-spacing: 1px; margin-bottom: 20px; }
    
    .price-tag {
        font-size: 1.75rem;
        font-weight: 800;
        color: #212529;
        margin-bottom: 25px;
        font-family: 'Roboto', sans-serif;
    }

/* ===== VENUE SECTION ===== */
.venue-section {
    background: var(--light-gray);
}

.venue-info {
    padding: 2rem 0;
}

.venue-info h3 {
    color: var(--primary-blue);
    margin-bottom: 0.5rem;
}

.venue-info h4 {
    color: var(--secondary-teal);
    margin-bottom: 1.5rem;
}

.venue-features {
    margin-top: 2rem;
}

.feature-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 1.5rem;
}

.feature-item i {
    font-size: 2rem;
    color: var(--accent-orange);
    margin-right: 1rem;
    margin-top: 0.5rem;
}

.feature-item h5 {
    color: var(--primary-blue);
    margin-bottom: 0.5rem;
}

.venue-image {
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow-medium);
}

.venue-image img {
    width: 100%;
    height: auto;
    transition: all var(--transition-fast);
}

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

.accommodation-info {
    background: var(--white);
    padding: 3rem;
    border-radius: 15px;
    box-shadow: var(--shadow-medium);
}

.accommodation-info h3 {
    color: var(--primary-blue);
    margin-bottom: 2rem;
    text-align: center;
}

.accommodation-card {
    background: var(--card-gradient);
    padding: 2rem;
    border-radius: 10px;
    box-shadow: var(--shadow-light);
    height: 100%;
    transition: all var(--transition-fast);
}

.accommodation-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-medium);
}

.accommodation-card h5 {
    color: var(--primary-blue);
    margin-bottom: 1rem;
}

.price-info {
    margin: 1rem 0;
}

.price-info .price {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--secondary-teal);
}

.price-info .duration {
    color: #6b7280;
    margin-left: 0.5rem;
}

.weather-info {
    background: var(--primary-gradient);
    color: var(--white);
    padding: 3rem;
    border-radius: 15px;
    text-align: center;
    box-shadow: var(--shadow-heavy);
}

.weather-info h3 {
    margin-bottom: 1rem;
}

.weather-card {
    background: rgba(255, 255, 255, 0.1);
    padding: 1.5rem;
    border-radius: 10px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all var(--transition-fast);
}

.weather-card:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-3px);
}

.weather-card i {
    font-size: 2rem;
    color: var(--accent-orange);
    margin-bottom: 1rem;
}

.weather-card h5 {
    margin-bottom: 0.5rem;
}

.weather-note {
    margin-top: 2rem;
    opacity: 0.9;
}

/* ===== CONTACT SECTION ===== */
.contact-section {
    background: var(--white);
}

.contact-info {
    background: var(--light-gray);
    padding: 3rem;
    border-radius: 15px;
    box-shadow: var(--shadow-medium);
}

.contact-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 10px;
    box-shadow: var(--shadow-light);
    text-align: center;
    height: 100%;
    transition: all var(--transition-fast);
    border: 1px solid rgba(13, 148, 136, 0.1);
}

.contact-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
    border-color: var(--secondary-teal);
}

.contact-icon {
    width: 60px;
    height: 60px;
    background: var(--primary-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    transition: all var(--transition-fast);
}

.contact-icon i {
    font-size: 1.5rem;
    color: var(--white);
}

.contact-card:hover .contact-icon {
    transform: scale(1.1) rotate(360deg);
}

.contact-card h5 {
    color: var(--primary-blue);
    margin-bottom: 0.5rem;
}

.contact-card a {
    color: var(--secondary-teal);
    text-decoration: none;
    transition: all var(--transition-fast);
}

.contact-card a:hover {
    color: var(--primary-blue);
}

.bank-details {
    background: var(--primary-gradient);
    color: var(--dark-gray);
    padding: 3rem;
    border-radius: 15px;
    box-shadow: var(--shadow-heavy);
}

.bank-details h3 {
    margin-bottom: 2rem;
    text-align: center;
}

.bank-info {
    background: rgba(255, 255, 255, 0.1);
    padding: 2rem;
    border-radius: 10px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.bank-info p {
    margin-bottom: 0.5rem;
}

/* ===== FOOTER ===== */
.footer {
    background: var(--dark-gray) !important;
    color: var(--white);
}

.footer h5 {
    color: var(--white);
    margin-bottom: 1rem;
}

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

.footer ul li {
    margin-bottom: 0.5rem;
}

.footer ul li a {
    color: #d1d5db;
    text-decoration: none;
    transition: all var(--transition-fast);
}

.footer ul li a:hover {
    color: var(--accent-orange);
}

.social-links a {
    align-content: space-evenly;
    display: inline-block;
    width: 40px;
    height: 40px;
    background: var(--primary-gradient);
    color: var(--white);
    text-align: center;
    /*line-height: 40px;*/
    border-radius: 50%;
    text-decoration: none;
    transition: all var(--transition-fast);
}

.social-links a:hover {
    transform: translateY(-3px);
    background: var(--accent-orange);
}

/* ===== BACK TO TOP BUTTON ===== */
.back-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 50px;
    height: 50px;
    background: var(--primary-gradient);
    color: var(--white);
    border: none;
    border-radius: 50%;
    font-size: 1.2rem;
    cursor: pointer;
    transition: all var(--transition-fast);
    opacity: 0;
    visibility: hidden;
    z-index: 1000;
    box-shadow: var(--shadow-medium);
}

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

.back-to-top:hover {
    transform: translateY(-3px);
    background: var(--accent-orange);
    box-shadow: var(--shadow-heavy);
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 1199px) {
    .hero-title {
        font-size: 3rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .timeline-item {
        flex-direction: column;
        text-align: center;
    }
    
    .timeline-date {
        margin-right: 0;
        margin-bottom: 1rem;
    }
}

@media (max-width: 991px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.2rem;
    }
    
    .detail-card {
        margin-bottom: 1rem;
    }
    
    .award-prizes {
        flex-direction: column;
    }
    
    .prize-card {
        margin-bottom: 1rem;
    }
}

@media (max-width: 767px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .hero-theme {
        font-size: 1rem;
        padding: 0.75rem 1.5rem;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
    
    .btn-lg {
        padding: 0.75rem 2rem;
        font-size: 1rem;
    }
    
    .hero-cta .btn {
        display: block;
        margin-bottom: 1rem;
        width: 100%;
    }
    
    .navbar-nav .nav-link {
        margin: 0.25rem 0;
    }
    
    .deadline-banner .col-md-4 {
        margin-bottom: 1rem;
    }
    
    .pricing-table .table th,
    .pricing-table .table td {
        padding: 0.5rem;
        font-size: 0.9rem;
    }
    
    .back-to-top {
        bottom: 1rem;
        right: 1rem;
        width: 45px;
        height: 45px;
    }
}

@media (max-width: 575px) {
    .hero-title {
        font-size: 1.8rem;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
    
    .hero-details .col-md-4 {
        margin-bottom: 1rem;
    }
    
    .overview-card,
    .workshop-card,
    .leader-card,
    .sponsorship-card {
        margin-bottom: 2rem;
    }
    
    .accommodation-info,
    .contact-info,
    .bank-details {
        padding: 2rem;
    }
    
    .weather-info {
        padding: 2rem;
    }
    
    .abstract-submission,
    .registration-cta,
    .sponsorship-cta {
        padding: 2rem;
    }
}

/* ===== ANIMATION CLASSES ===== */
.fade-in {
    opacity: 0;
    animation: fadeIn 1s ease forwards;
}

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

.slide-up {
    transform: translateY(30px);
    opacity: 0;
    animation: slideUp 0.8s ease forwards;
}

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

.scale-in {
    transform: scale(0.8);
    opacity: 0;
    animation: scaleIn 0.6s ease forwards;
}

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

/* ===== UTILITY CLASSES ===== */
.text-gradient {
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.bg-gradient {
    background: var(--primary-gradient);
}

.shadow-custom {
    box-shadow: var(--shadow-medium);
}

.border-gradient {
    border: 2px solid transparent;
    background: linear-gradient(white, white) padding-box, var(--primary-gradient) border-box;
}

/* ===== LOADING ANIMATIONS ===== */
.loading {
    position: relative;
    overflow: hidden;
}

.loading::after {
    content: '';
    position: absolute;
    top: 0;
    /*left: -100%;*/
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
    animation: loading 1.5s infinite;
}

@keyframes loading {
    0% { left: -100%; }
    100% { left: 100%; }
}



/* ===== ENHANCED REGISTRATION SECTION ===== */
.registration-section {
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    position: relative;
}

.registration-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('../images/98TxKqwxSGio.jpg');
    background-size: 300px;
    opacity: 0.02;
    z-index: 0;
}

.registration-period-card {
    background: var(--white);
    border-radius: 20px;
    padding: 2rem;
    text-align: center;
    box-shadow: var(--shadow-medium);
    transition: all var(--transition-fast);
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
    height: 100%;
}

.registration-period-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--primary-gradient);
}

.registration-period-card.early-bird::before {
    background: linear-gradient(90deg, #10b981, #059669);
}

.registration-period-card.regular::before {
    background: linear-gradient(90deg, #3b82f6, #1d4ed8);
}

.registration-period-card.spot::before {
    background: linear-gradient(90deg, #f59e0b, #d97706);
}

.registration-period-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: var(--shadow-heavy);
}

.registration-period-card.early-bird:hover {
    border-color: #10b981;
}

.registration-period-card.regular:hover {
    border-color: #3b82f6;
}

.registration-period-card.spot:hover {
    border-color: #f59e0b;
}

.period-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: var(--primary-gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 2rem;
    color: var(--white);
    transition: all var(--transition-fast);
}

.registration-period-card.early-bird .period-icon {
    background: linear-gradient(135deg, #10b981, #059669);
}

.registration-period-card.regular .period-icon {
    background: linear-gradient(135deg, #3b82f6, #1d4ed8);
}

.registration-period-card.spot .period-icon {
    background: linear-gradient(135deg, #f59e0b, #d97706);
}

.registration-period-card:hover .period-icon {
    transform: scale(1.1) rotate(360deg);
}

.registration-period-card h4 {
    color: var(--primary-blue);
    margin-bottom: 1rem;
    font-weight: 600;
}

.period-date {
    color: #6b7280;
    margin-bottom: 1rem;
}

.discount-badge {
    background: var(--accent-orange);
    color: var(--white);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
    display: inline-block;
}

.registration-period-card.early-bird .discount-badge {
    background: #10b981;
}

.registration-period-card.regular .discount-badge {
    background: #3b82f6;
}

.registration-period-card.spot .discount-badge {
    background: #f59e0b;
}

/* Registration Table Styles */
.registration-table-container {
    background: var(--white);
    border-radius: 20px;
    padding: 2rem;
    box-shadow: var(--shadow-medium);
    margin-bottom: 2rem;
    position: relative;
    z-index: 1;
}

.table-title {
    color: var(--primary-blue);
    margin-bottom: 2rem;
    text-align: center;
    font-weight: 600;
}

.registration-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow-light);
}

.registration-table thead th {
    background: var(--primary-gradient);
    color: var(--white);
    padding: 1.5rem 1rem;
    text-align: center;
    font-weight: 600;
    border: none;
    position: relative;
}

.registration-table thead th:first-child {
    text-align: left;
    border-top-left-radius: 15px;
}

.registration-table thead th:last-child {
    border-top-right-radius: 15px;
}

.period-label {
    display: block;
    font-size: 1.1rem;
    margin-bottom: 0.25rem;
}

.registration-table thead th small {
    opacity: 0.8;
    font-size: 0.8rem;
}

.early-bird-col {
    background: linear-gradient(135deg, #10b981, #059669) !important;
}

.regular-col {
    background: linear-gradient(135deg, #3b82f6, #1d4ed8) !important;
}

.spot-col {
    background: linear-gradient(135deg, #f59e0b, #d97706) !important;
}

.registration-table tbody tr {
    transition: all var(--transition-fast);
}

.registration-table tbody tr:hover {
    background: rgba(30, 58, 138, 0.05);
    transform: scale(1.01);
}

.registration-table tbody tr:nth-child(even) {
    background: #f8fafc;
}

.registration-table tbody tr:nth-child(even):hover {
    background: rgba(30, 58, 138, 0.08);
}

.category-cell {
    padding: 1.5rem 1rem;
    font-weight: 600;
    color: var(--primary-blue);
    border-bottom: 1px solid #e5e7eb;
}

.price-cell {
    padding: 1.5rem 1rem;
    text-align: center;
    font-weight: 700;
    font-size: 1.1rem;
    border-bottom: 1px solid #e5e7eb;
    position: relative;
}

.price-cell.early-bird {
    color: #059669;
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.1), rgba(5, 150, 105, 0.05));
}

.price-cell.regular {
    color: #1d4ed8;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.1), rgba(29, 78, 216, 0.05));
}

.price-cell.spot {
    color: #d97706;
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.1), rgba(217, 119, 6, 0.05));
}

.table-note {
    background: rgba(59, 130, 246, 0.1);
    color: var(--primary-blue);
    padding: 1rem;
    border-radius: 10px;
    margin-top: 1rem;
    text-align: center;
    font-weight: 500;
}

/* Workshop Registration Styles */
.workshop-registration-container {
    background: var(--white);
    border-radius: 20px;
    padding: 2rem;
    box-shadow: var(--shadow-medium);
    position: relative;
    z-index: 1;
}

.workshop-pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.workshop-price-card {
    background: var(--white);
    border: 2px solid #e5e7eb;
    border-radius: 15px;
    padding: 2rem;
    text-align: center;
    transition: all var(--transition-fast);
    position: relative;
    overflow: hidden;
}

.workshop-price-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--secondary-teal);
    transform: scaleX(0);
    transition: transform var(--transition-fast);
}

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

.workshop-price-card:hover {
    transform: translateY(-5px);
    border-color: var(--secondary-teal);
    box-shadow: var(--shadow-heavy);
}

.workshop-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--secondary-teal);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    font-size: 1.5rem;
    color: var(--white);
    transition: all var(--transition-fast);
}

.workshop-price-card:hover .workshop-icon {
    transform: scale(1.1) rotate(360deg);
    background: var(--primary-blue);
}

.workshop-price-card h4 {
    color: var(--primary-blue);
    margin-bottom: 1rem;
    font-weight: 600;
}

.workshop-price {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--secondary-teal);
    margin-bottom: 0.5rem;
}

.workshop-price-card p {
    color: #6b7280;
    margin: 0;
}

/* Registration CTA */
.registration-cta {
    background: var(--primary-gradient);
    color: var(--white);
    padding: 3rem;
    border-radius: 20px;
    text-align: center;
    box-shadow: var(--shadow-heavy);
    position: relative;
    overflow: hidden;
}

.registration-cta::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    animation: ctaGlow 3s ease-in-out infinite alternate;
}

@keyframes ctaGlow {
    0% { transform: rotate(0deg) scale(1); }
    100% { transform: rotate(360deg) scale(1.1); }
}

.registration-cta h4 {
    margin-bottom: 1rem;
    font-size: 1.8rem;
    position: relative;
    z-index: 1;
}

.registration-cta p {
    margin-bottom: 2rem;
    font-size: 1.1rem;
    opacity: 0.9;
    position: relative;
    z-index: 1;
}

.registration-deadline {
    background: rgba(255, 255, 255, 0.2);
    padding: 1rem;
    border-radius: 10px;
    margin-top: 2rem;
    font-weight: 600;
    position: relative;
    z-index: 1;
}

/* Responsive Design for Registration */
@media (max-width: 768px) {
    .registration-table-container,
    .workshop-registration-container {
        padding: 1rem;
    }
    
    .registration-table thead th,
    .category-cell,
    .price-cell {
        padding: 1rem 0.5rem;
        font-size: 0.9rem;
    }
    
    .period-label {
        font-size: 1rem;
    }
    
    .registration-table thead th small {
        font-size: 0.7rem;
    }
    
    .workshop-pricing-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .registration-cta {
        padding: 2rem 1rem;
    }
    
    .registration-cta h4 {
        font-size: 1.5rem;
    }
}


/* ===== DROPDOWN MENU STYLES ===== */
.dropdown-menu {
    background: rgba(30, 58, 138, 0.95);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    box-shadow: var(--shadow-heavy);
    backdrop-filter: blur(10px);
    padding: 0.5rem 0;
    margin-top: 0.5rem;
}

.dropdown-item {
    color: rgba(255, 255, 255, 0.9);
    padding: 0.75rem 1.5rem;
    transition: all var(--transition-fast);
    border-radius: 8px;
    margin: 0.25rem 0.5rem;
    font-weight: 500;
}

.dropdown-item:hover,
.dropdown-item:focus {
    background: rgba(255, 255, 255, 0.1);
    color: var(--accent-orange);
    transform: translateX(5px);
}

.dropdown-item:active {
    background: rgba(255, 255, 255, 0.2);
    color: var(--white);
}

.nav-link.dropdown-toggle::after {
    margin-left: 0.5rem;
    transition: transform var(--transition-fast);
}

.nav-link.dropdown-toggle[aria-expanded="true"]::after {
    transform: rotate(180deg);
}

/* Mobile Dropdown Styles */
@media (max-width: 991.98px) {
    .dropdown-menu {
        background: rgba(13, 148, 136, 0.95);
        margin-top: 0.25rem;
        margin-left: 1rem;
        border-left: 3px solid var(--accent-orange);
    }
    
    .dropdown-item {
        padding: 0.5rem 1rem;
        font-size: 0.9rem;
    }
    
    .dropdown-item:hover {
        background: rgba(255, 255, 255, 0.15);
        transform: translateX(3px);
    }
}


/* ===== PAGE HEADER STYLES ===== */
.page-header {
    background: var(--hero-gradient);
    padding: 120px 0 80px;
    position: relative;
    overflow: hidden;
    min-height: 300px;
}

.page-title {
    font-size: 3rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 1rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.page-subtitle {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 0;
}

/* ===== REGISTRATION FORM STYLES ===== */
.registration-form-section {
    background: #f8fafc;
    min-height: 100vh;
}

.registration-form-container {
    background: var(--white);
    border-radius: 20px;
    padding: 3rem;
    box-shadow: var(--shadow-heavy);
    position: relative;
    z-index: 1;
}

.form-header h3 {
    color: var(--primary-blue);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.form-section {
    margin-bottom: 3rem;
    padding-bottom: 2rem;
    border-bottom: 2px solid #e5e7eb;
}

.form-section:last-child {
    border-bottom: none;
    margin-bottom: 2rem;
}

.section-title {
    color: var(--primary-blue);
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--secondary-teal);
    display: inline-block;
}

.form-label {
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 0.5rem;
}

.form-control,
.form-select {
    border: 2px solid #e5e7eb;
    border-radius: 10px;
    padding: 0.75rem 1rem;
    font-size: 1rem;
    transition: all var(--transition-fast);
    background: var(--white);
}

.form-control:focus,
.form-select:focus {
    border-color: var(--secondary-teal);
    box-shadow: 0 0 0 0.2rem rgba(13, 148, 136, 0.25);
    background: var(--white);
}

.form-control:hover,
.form-select:hover {
    border-color: var(--primary-blue);
}

.form-check-input {
    width: 1.2rem;
    height: 1.2rem;
    border: 2px solid #e5e7eb;
    border-radius: 4px;
    transition: all var(--transition-fast);
}

.form-check-input:checked {
    background-color: var(--secondary-teal);
    border-color: var(--secondary-teal);
}

.form-check-input:focus {
    box-shadow: 0 0 0 0.2rem rgba(13, 148, 136, 0.25);
}

.form-check-label {
    font-weight: 500;
    color: var(--text-dark);
    margin-left: 0.5rem;
}

/* Payment Summary Styles */
.payment-summary {
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    border: 2px solid var(--secondary-teal);
    border-radius: 15px;
    padding: 1.5rem;
}

.payment-summary h5 {
    color: var(--primary-blue);
    font-weight: 600;
    margin-bottom: 1rem;
}

.fee-display {
    background: var(--white);
    border-radius: 10px;
    padding: 1rem;
    border: 1px solid #e5e7eb;
}

.fee-breakdown {
    font-family: 'Courier New', monospace;
}

.fee-item {
    display: flex;
    justify-content: space-between;
    padding: 0.5rem 0;
    border-bottom: 1px solid #f3f4f6;
}

.fee-item:last-child {
    border-bottom: none;
}

.fee-item.total {
    border-top: 2px solid var(--secondary-teal);
    margin-top: 0.5rem;
    padding-top: 1rem;
    font-size: 1.1rem;
    color: var(--primary-blue);
}

/* Process Steps */
.registration-process {
    background: var(--white);
    border-radius: 20px;
    padding: 2rem;
    box-shadow: var(--shadow-medium);
    margin-bottom: 2rem;
}

.process-step {
    text-align: center;
    padding: 1.5rem;
    border-radius: 15px;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    transition: all var(--transition-fast);
    position: relative;
    height: 100%;
}

.process-step:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
}

.step-number {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 30px;
    height: 30px;
    background: var(--secondary-teal);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.9rem;
}

.step-icon {
    font-size: 2rem;
    color: var(--primary-blue);
    margin: 1rem 0;
}

.process-step h5 {
    color: var(--primary-blue);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.process-step p {
    color: #6b7280;
    margin: 0;
    font-size: 0.9rem;
}

/* Payment Info and Notes */
.payment-info,
.important-notes {
    background: var(--white);
    border-radius: 15px;
    padding: 2rem;
    box-shadow: var(--shadow-medium);
    height: 100%;
}

.payment-info h4,
.important-notes h4 {
    color: var(--primary-blue);
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.bank-details {
    background: #f8fafc;
    border-radius: 10px;
    padding: 1.5rem;
    border-left: 4px solid var(--secondary-teal);
}

.detail-row {
    display: flex;
    justify-content: left;
    padding: 0.5rem 0;
    border-bottom: 1px solid #e5e7eb;
}

.detail-row:last-child {
    border-bottom: none;
}

.detail-row strong {
    color: var(--primary-blue);
    min-width: 140px;
}

.notes-list {
    list-style: none;
    padding: 0;
}

.notes-list li {
    padding: 0.5rem 0;
    color: #4b5563;
}

.notes-list li i {
    color: var(--secondary-teal);
    margin-right: 0.5rem;
}

/* Instructions Container */
.instructions-container {
    background: var(--white);
    border-radius: 20px;
    padding: 2rem;
    box-shadow: var(--shadow-medium);
    border-left: 5px solid var(--accent-orange);
}

.instructions-container h4 {
    color: var(--primary-blue);
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.instructions-container h5 {
    color: var(--secondary-teal);
    font-weight: 600;
    margin-bottom: 1rem;
}

.instructions-container ul {
    padding-left: 1.5rem;
}

.instructions-container li {
    margin-bottom: 0.5rem;
    color: #4b5563;
}

/* Button Styles */
.btn-primary {
    background: var(--primary-gradient);
    border: none;
    border-radius: 10px;
    padding: 0.75rem 2rem;
    font-weight: 600;
    transition: all var(--transition-fast);
    box-shadow: var(--shadow-light);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
    background: linear-gradient(135deg, #1e40af 0%, #0d9488 100%);
}

.btn-outline-secondary {
    border: 2px solid #6b7280;
    color: #6b7280;
    border-radius: 10px;
    padding: 0.75rem 2rem;
    font-weight: 600;
    transition: all var(--transition-fast);
}

.btn-outline-secondary:hover {
    background: #6b7280;
    color: var(--white);
    transform: translateY(-2px);
}

/* Responsive Design for Forms */
@media (max-width: 768px) {
    .page-title {
        font-size: 2rem;
    }
    
    .page-subtitle {
        font-size: 1rem;
    }
    
    .registration-form-container {
        padding: 2rem 1.5rem;
    }
    
    .form-section {
        margin-bottom: 2rem;
        padding-bottom: 1.5rem;
    }
    
    .section-title {
        font-size: 1.1rem;
    }
    
    .process-step {
        margin-bottom: 2rem;
    }
    
    .payment-info,
    .important-notes {
        margin-bottom: 2rem;
    }
    
    .detail-row {
        flex-direction: column;
        gap: 0.25rem;
    }
    
    .detail-row strong {
        min-width: auto;
    }
    
    .instructions-container {
        padding: 1.5rem;
    }
}

@media (max-width: 576px) {
    .page-header {
        padding: 100px 0 60px;
    }
    
    .registration-form-container {
        padding: 1.5rem 1rem;
    }
    
    .btn-primary,
    .btn-outline-secondary {
        padding: 0.75rem 1.5rem;
        font-size: 0.9rem;
    }
}


    
    .countdown-timer {
    text-align: center;
    color: #fff;
    padding-top: 20px;
}

.countdown-title {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: #ffd700;
}

.timer {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.time-segment {
    background: rgb(0 0 0 / 10%);
    padding: 10px 15px;
    border-radius: 8px;
    min-width: 70px;
}

.time-segment span {
    font-size: 2rem;
    font-weight: bold;
    display: block;
}

.time-segment small {
    font-size: 0.85rem;
    display: block;
    margin-top: 4px;
    color: #424242;
}

/* Responsive: Adjust for small screens */
@media (max-width: 768px) {
    .timer {
        gap: 10px;
    }

    .time-segment {
        min-width: 60px;
        padding: 8px 12px;
    }

    .time-segment span {
        font-size: 1.5rem;
    }

    .countdown-title {
        font-size: 1.2rem;
    }
}

 /* SCOPED WRAPPER */
        #sponsors-section-wrapper {
            /* Local Variables */
            --card-width: 260px;
            --card-height: 170px;
            --gap: 50px;
            --bg-gradient: radial-gradient(circle at center, #ffffff 0%, #f3f4f6 100%);
            --text-main: #1e293b;
            
            font-family: 'Outfit', sans-serif;
            background: var(--bg-gradient);
            color: var(--text-main);
            overflow-x: hidden;
            position: relative;
            width: 100%;
            margin: 0;
            padding-bottom: 3rem;
        }

        /* ============================
           SECTION STYLING
        ============================= */
        #sponsors-section-wrapper .section-title {
            font-weight: 900;
            font-size: 2.5rem;
            background: linear-gradient(135deg, #0f172a 0%, #475569 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            margin-bottom: 1rem;
            position: relative;
            display: inline-block;
            text-shadow: 0 10px 30px rgba(0,0,0,0.05);
        }

        #sponsors-section-wrapper .section-title::after {
            content: '';
            display: block;
            width: 100px;
            height: 6px;
            background: linear-gradient(90deg, #3b82f6, #8b5cf6);
            margin: 15px auto 0;
            border-radius: 3px;
            box-shadow: 0 4px 15px rgba(59, 130, 246, 0.3);
        }

        /* ============================
           INFINITE SCROLL ANIMATION
        ============================= */
        @keyframes scroll {
            0% { transform: translateX(0); }
            100% { transform: translateX(calc(-50% - 25px)); }
        }

        /* FULL WIDTH CONTAINER & MASKING */
        #sponsors-section-wrapper .sponsor-row {
            position: relative;
            overflow: hidden; /* Hides scrollbar */
            padding: 20px 0; 
            perspective: 1000px;
            width: 100%; /* Force full width */
            
            /* CSS MASK: This creates the "Disappear" effect.
               Transparent at ends (0% and 100%), Black (Visible) in the middle.
            */
            -webkit-mask-image: linear-gradient(to right, transparent 0%, black 10%, black 90%, transparent 100%);
            mask-image: linear-gradient(to right, transparent 0%, black 10%, black 90%, transparent 100%);
        }
        
        /* Remove old pseudo-element fades since we use mask-image now */
        #sponsors-section-wrapper .sponsor-row::before, 
        #sponsors-section-wrapper .sponsor-row::after {
            display: none;
        }

        #sponsors-section-wrapper .scroll-track {
            display: flex;
            width: max-content;
            gap: var(--gap);
            will-change: transform;
            animation-name: scroll;
            animation-timing-function: linear;
            animation-iteration-count: infinite;
            transform-style: preserve-3d;
            /* Add padding to ensure first item isn't cut off immediately on load */
            padding-left: 50px; 
            padding-right: 50px;
        }

        #sponsors-section-wrapper .sponsor-row:hover .scroll-track {
            animation-play-state: paused;
        }

        /* ============================
           3D CARD STYLES
        ============================= */
        #sponsors-section-wrapper .sponsor-card {
            width: var(--card-width);
            height: var(--card-height);
            flex-shrink: 0;
            position: relative;
            border-radius: 20px;
            padding: 4px; 
            transition: transform 0.1s ease-out;
            background: #fff;
            transform-style: preserve-3d;
            cursor: pointer;
            box-shadow: 0 10px 30px -5px rgba(0, 0, 0, 0.1);
        }

        @keyframes float {
            0%, 100% { transform: translateY(0) translateZ(0); }
            50% { transform: translateY(-10px) translateZ(0); }
        }
        
        #sponsors-section-wrapper .scroll-track:not(:hover) .sponsor-card {
            animation: float 6s ease-in-out infinite;
        }

        #sponsors-section-wrapper .sponsor-card:nth-child(odd) { animation-delay: 0s; }
        #sponsors-section-wrapper .sponsor-card:nth-child(even) { animation-delay: 3s; }

        #sponsors-section-wrapper .frame-inner {
            background: #ffffff;
            width: 100%;
            height: 100%;
            border-radius: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 20px;
            position: relative;
            overflow: hidden;
            transform: translateZ(20px);
            box-shadow: inset 0 0 20px rgba(0,0,0,0.03);
            border: 1px solid #f1f5f9;
        }

        #sponsors-section-wrapper .sponsor-img {
            max-width: 85%;
            max-height: 85%;
            object-fit: contain;
            transform: translateZ(30px);
            filter: drop-shadow(0 10px 10px rgba(0,0,0,0.1));
            transition: transform 0.3s ease;
        }
        
        #sponsors-section-wrapper .sponsor-card:hover .sponsor-img {
            transform: translateZ(50px) scale(1.1);
        }

        /* ============================
           TIER HEADINGS & ANIMATION
        ============================= */
        @keyframes glow-blink {
            0%, 100% { opacity: 1; filter: brightness(1.1); transform: scale(1); }
            50% { opacity: 0.7; filter: brightness(0.9); transform: scale(0.98); }
        }
        
        #sponsors-section-wrapper .blink-heading {
            animation: glow-blink 2.5s ease-in-out infinite;
            font-size: 2rem;
            font-weight: 800;
            text-transform: uppercase;
            letter-spacing: 3px;
            margin-bottom: 1.5rem;
            margin-top: 1rem;
            text-align: center;
        }

        /* Text Gradients/Colors */
        #sponsors-section-wrapper .text-platinum { 
            background: linear-gradient(to right, #475569, #94a3b8, #475569);
            background-size: 200% auto;
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        #sponsors-section-wrapper .text-premium { 
            background: linear-gradient(to right, #9333ea, #ec4899, #9333ea);
            background-size: 200% auto;
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        #sponsors-section-wrapper .text-diamond { color: #2563eb; text-shadow: 0 0 15px rgba(37, 99, 235, 0.3); }
        #sponsors-section-wrapper .text-gold { color: #d97706; text-shadow: 0 0 15px rgba(217, 119, 6, 0.3); }
        #sponsors-section-wrapper .text-silver { color: #64748b; text-shadow: 0 0 15px rgba(100, 116, 139, 0.3); }

        /* Frame Animations */
        @keyframes holographic {
            0% { background-position: 0% 50%; }
            50% { background-position: 100% 50%; }
            100% { background-position: 0% 50%; }
        }
        @keyframes neonPulseLight {
            0%, 100% { box-shadow: 0 10px 25px rgba(168, 85, 247, 0.2); }
            50% { box-shadow: 0 10px 35px rgba(236, 72, 153, 0.4); }
        }

        /* Frames */
        #sponsors-section-wrapper .frame-platinum {
            background: linear-gradient(135deg, #e2e8f0, #f8fafc, #cbd5e1);
            box-shadow: 0 15px 35px rgba(148, 163, 184, 0.4);
        }
        #sponsors-section-wrapper .frame-platinum::before {
            content: ''; position: absolute; inset: -2px; border-radius: 22px;
            background: linear-gradient(60deg, transparent 20%, rgba(59, 130, 246, 0.2) 30%, rgba(236, 72, 153, 0.2) 40%, transparent 60%);
            background-size: 200% 200%; animation: holographic 4s linear infinite; z-index: -1; filter: blur(5px);
        }
        
        #sponsors-section-wrapper .frame-premium {
            background: linear-gradient(135deg, #d8b4fe, #f9a8d4);
            animation: neonPulseLight 3s infinite;
        }

        #sponsors-section-wrapper .frame-diamond {
            background: linear-gradient(135deg, #bfdbfe, #eff6ff, #60a5fa);
            box-shadow: 0 15px 35px rgba(59, 130, 246, 0.25);
        }
        #sponsors-section-wrapper .frame-diamond::after {
            content: ''; position: absolute; inset: 0; border-radius: 20px;
            background: linear-gradient(125deg, transparent 30%, rgba(255,255,255,0.8) 45%, transparent 50%);
            background-size: 250% 250%; animation: holographic 5s ease-in-out infinite;
        }

        #sponsors-section-wrapper .frame-gold {
            background: linear-gradient(135deg, #fbbf24, #fcd34d, #fbbf24);
            background-size: 200% 200%; animation: holographic 6s ease infinite;
            box-shadow: 0 15px 35px rgba(245, 158, 11, 0.25);
        }

        #sponsors-section-wrapper .frame-silver {
            background: linear-gradient(135deg, #cbd5e1, #f1f5f9, #94a3b8);
            box-shadow: 0 15px 35px rgba(148, 163, 184, 0.3);
        }
        
/* SCOPED WRAPPER */
        #sponsors-section-wrapper {
            /* Local Variables */
            --card-width: 260px;
            --card-height: 170px;
            --gap: 50px;
            --bg-gradient: radial-gradient(circle at center, #ffffff 0%, #f3f4f6 100%);
            --text-main: #1e293b;
            
            font-family: 'Outfit', sans-serif;
            background: var(--bg-gradient);
            color: var(--text-main);
            overflow-x: hidden;
            position: relative;
            width: 100%;
            margin: 0;
            padding-bottom: 3rem;
        }

        /* ============================
           3D RESEARCH MARQUEE STYLES
        ============================= */
        .marquee-3d-container {
            width: 100%;
            background: linear-gradient(135deg, #294490 0%, #406981 50%, #368538 100%);
            overflow: hidden;
            padding: 18px 0;
            position: relative;
            box-shadow: 0 15px 30px rgb(171 104 26);
            border-bottom: 1px solid rgba(255, 255, 255, 0.2);
            z-index: 100;
            display: flex;
            align-items: center;
        }

        /* DNA/Grid Pattern Overlay */
        .marquee-3d-container::after {
            content: '';
            position: absolute;
            top: 0; left: 0; width: 100%; height: 100%;
            background-image: 
                linear-gradient(rgba(255,255,255,0.05) 1px, transparent 1px),
                linear-gradient(90deg, rgba(255,255,255,0.05) 1px, transparent 1px);
            background-size: 20px 20px;
            pointer-events: none;
            z-index: 0;
        }

        .marquee-track-text {
            display: flex;
            gap: 5rem;
            width: max-content;
            animation: marquee-infinite 40s linear infinite;
            will-change: transform;
            z-index: 1;
        }
        
        .marquee-content-item {
            display: flex;
            align-items: center;
            gap: 2rem;
            font-size: 1.2rem;
            font-weight: 700;
            color: #ffffff;
            text-transform: uppercase;
            letter-spacing: 1.5px;
            white-space: nowrap;
            text-shadow: 0 2px 10px rgba(0,0,0,0.3);
        }

        /* --- 3D LAB CUBE ENGINE --- */
        .spin-3d-box {
            width: 40px;
            height: 40px;
            position: relative;
            transform-style: preserve-3d;
            animation: spinCube 6s infinite linear;
        }
        
        .spin-face {
            position: absolute;
            width: 40px; height: 40px;
            /* Glassy Lab Slide Effect */
            background: rgba(255, 255, 255, 0.15);
            border: 1px solid rgba(255,255,255,0.6);
            box-shadow: 0 0 15px rgba(255,255,255,0.2);
            backdrop-filter: blur(4px);
            border-radius: 6px;
            
            /* Centering Content */
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px; 
            user-select: none;
        }

        /* Cube Face Transforms & Content */
        .spin-face:nth-child(1) { transform: rotateY(0deg) translateZ(20px); }   /* Front */
        .spin-face:nth-child(2) { transform: rotateY(90deg) translateZ(20px); }  /* Right */
        .spin-face:nth-child(3) { transform: rotateY(180deg) translateZ(20px); } /* Back */
        .spin-face:nth-child(4) { transform: rotateY(-90deg) translateZ(20px); } /* Left */
        .spin-face:nth-child(5) { transform: rotateX(90deg) translateZ(20px); }  /* Top */
        .spin-face:nth-child(6) { transform: rotateX(-90deg) translateZ(20px); } /* Bottom */

        @keyframes spinCube {
            0% { transform: rotateX(0deg) rotateY(0deg); }
            100% { transform: rotateX(360deg) rotateY(360deg); }
        }

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

        /* Flashing Text Effect */
        .flash-text {
            color: #fef08a; /* Bio-Hazard Yellow */
            font-weight: 900;
            background: rgba(0,0,0,0.2);
            padding: 2px 8px;
            border-radius: 4px;
            animation: blink-text 1s ease-in-out infinite alternate;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        @keyframes blink-text {
            0% { opacity: 1; text-shadow: 0 0 10px #fef08a; }
            100% { opacity: 0.6; text-shadow: none; }
        }

/* Feature List */
    .feature-list {
        list-style: none;
        padding: 0;
        text-align: left;
    }
    .feature-list li {
        margin-bottom: 12px;
        font-size: 0.95rem;
        color: #495057;
        display: flex;
        align-items: center;
    }
    .feature-list li i {
        margin-right: 10px;
        color: #198754; /* Green check */
    }

    /* Exclusive Badge */
    .card-badge {
        position: absolute;
        top: 20px;
        right: -30px;
        background: #0d6efd;
        color: white;
        padding: 5px 40px;
        transform: rotate(45deg);
        font-size: 0.75rem;
        font-weight: bold;
        box-shadow: 0 2px 5px rgba(0,0,0,0.2);
    }

    /* Stall Cards (Tier 2) */
    .stall-card {
        background: #fff;
        border-radius: 12px;
        padding: 20px;
        display: flex;
        align-items: center;
        border: 1px solid #e9ecef;
        transition: 0.3s;
        box-shadow: 0 4px 6px rgba(0,0,0,0.02);
    }
    .stall-card:hover {
        border-color: #0d6efd;
        box-shadow: 0 10px 20px rgba(13, 110, 253, 0.1);
    }
    .stall-icon {
        width: 60px;
        height: 60px;
        background: #eef4ff;
        color: #0d6efd;
        border-radius: 10px;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 24px;
        margin-right: 20px;
        flex-shrink: 0;
    }
    .stall-details h5 { font-weight: 700; margin-bottom: 5px; }
    .stall-details p { font-size: 0.85rem; color: #6c757d; margin: 0; }
    .stall-action { margin-left: auto; }

    /* Branding Items (Tier 3) */
    .branding-item {
        background: #fff;
        padding: 15px 20px;
        border-radius: 10px;
        border: 1px solid #e9ecef;
        display: flex;
        align-items: center;
        transition: 0.3s;
        cursor: pointer;
    }
    .branding-item:hover {
        transform: translateX(5px);
        border-color: #adb5bd;
        box-shadow: 0 5px 15px rgba(0,0,0,0.05);
    }
    .branding-item i { font-size: 1.2rem; margin-right: 15px; width: 25px; text-align: center; }
    .branding-item span { font-weight: 600; color: #343a40; }

    /* CTA Box */
    .cta-box {
        background: linear-gradient(135deg, #0d6efd, #0a58ca);
        color: white;
        padding: 50px;
        border-radius: 20px;
        box-shadow: 0 20px 40px rgba(13, 110, 253, 0.3);
    }
    .section-heading-sm {
        font-size: 1.25rem;
        font-weight: 700;
        color: #343a40;
    }

    @media (max-width: 768px) {
        .stall-card { flex-direction: column; text-align: center; }
        .stall-icon { margin-right: 0; margin-bottom: 15px; }
        .stall-action { margin-left: 0; margin-top: 15px; }
    }
      .venue-section {
        background-color: #ffffff;
        padding: 80px 0;
    }

    /* Typography */
    .text-justify { text-align: justify; }
    .divider { width: 60px; height: 4px; background: #0d6efd; border-radius: 2px; }

    /* Image Wrapper */
    .venue-image-wrapper {
        position: relative;
        padding: 10px;
        background: #fff;
        border: 1px solid #eee;
        border-radius: 20px;
    }
    
    .image-overlay-card {
        position: absolute;
        bottom: 30px;
        left: 30px;
        background: rgba(255, 255, 255, 0.95);
        padding: 15px 25px;
        border-radius: 12px;
        box-shadow: 0 10px 20px rgba(0,0,0,0.1);
        backdrop-filter: blur(5px);
    }

    /* Feature Cards */
    .venue-feature-card {
        background: #f8f9fa;
        padding: 30px 20px;
        border-radius: 16px;
        text-align: center;
        transition: transform 0.3s ease, box-shadow 0.3s ease;
        border: 1px solid transparent;
    }
    
    .venue-feature-card:hover {
        transform: translateY(-5px);
        background: #fff;
        box-shadow: 0 15px 30px rgba(0,0,0,0.08);
        border-color: #e9ecef;
    }

    .icon-box {
        width: 60px;
        height: 60px;
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        margin: 0 auto;
        font-size: 24px;
        color: #cbdd22;
    }
    
    /* Soft Colors */
    .bg-soft-primary { background-color: rgba(13, 110, 253, 0.1); }
    .bg-soft-success { background-color: rgba(25, 135, 84, 0.1); }
    .bg-soft-warning { background-color: rgba(255, 193, 7, 0.1); }
    .bg-soft-danger { background-color: rgba(220, 53, 69, 0.1); }

    /* Connectivity Box */
    .connectivity-box {
        background: linear-gradient(to right, #f8f9fa, #eef4ff);
        border: 1px solid #e9ecef;
    }
    
    @media (min-width: 768px) {
        .border-start-md {
            border-left: 1px solid #dee2e6;
        }
    }
    .contact-section {
        background-color: #ffffff;
        padding: 80px 0;
    }
    
    .divider { width: 60px; height: 4px; background: #0d6efd; border-radius: 2px; }
    
    .bg-soft-primary { background-color: rgba(13, 110, 253, 0.1); color: #0d6efd; }
    
    .contact-main-card {
        background: #f8f9fa;
        padding: 30px;
        border-radius: 16px;
        text-align: center;
        transition: 0.3s;
        border: 1px solid #e9ecef;
    }
    .contact-main-card:hover {
        transform: translateY(-5px);
        background: #fff;
        box-shadow: 0 10px 30px rgba(0,0,0,0.08);
    }
    
    .icon-circle {
        width: 60px;
        height: 60px;
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        margin: 0 auto;
        font-size: 24px;
    }
    
    .team-contact-item {
        background: #fff;
        border: 1px solid #e9ecef;
        padding: 20px;
        border-radius: 10px;
        transition: 0.2s;
    }
    .team-contact-item:hover {
        border-color: #0d6efd;
        box-shadow: 0 5px 15px rgba(13, 110, 253, 0.1);
    }
    
    .font-monospace { font-family: 'Courier New', monospace; letter-spacing: 1px; }
    
    .tracking-wide { letter-spacing: 1px; }
    .welcome-video video {
        border-radius: 50px;
        max-width: 100%;
        height: auto;
    }