/* Loading Screen Styles */
#universal-loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #1a6ac3 0%, #213874 50%, #1a6ac3 100%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.8s ease-out;
}

#universal-loader.fade-out {
    opacity: 0;
}

.loader-content {
    text-align: center;
    color: white;
}

.logo-container {
    position: relative;
    display: inline-block;
    margin: 0 1rem;
}

.logo-circle {
    position: absolute;
    top: -10px;
    left: -10px;
    right: -10px;
    bottom: -10px;
    border: 3px solid rgba(243, 171, 27, 0.3);
    border-top: 3px solid #f3ab1b;
    border-radius: 50%;
    animation: revolve 2s linear infinite;
}

@keyframes revolve {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.loading-bar-container {
    width: 320px;
    height: 8px;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 4px;
    margin: 2rem auto 1rem;
    overflow: hidden;
}

.loading-bar {
    height: 100%;
    background: #f3ab1b;
    border-radius: 4px;
    width: 0%;
    animation: loadingProgress 3s ease-in-out forwards;
}

@keyframes loadingProgress {
    0% { width: 0%; }
    50% { width: 70%; }
    100% { width: 100%; }
}

.loading-text {
    font-size: 1.125rem;
    color: #f3ab1b;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.loading-percentage {
    font-size: 1.5rem;
    color: #f3ab1b;
    font-weight: bold;
    opacity: 0.9;
}

/* Hero Gradient */
.hero-gradient {
    background: linear-gradient(135deg, #1a6ac3 0%, #213874 50%, #1a6ac3 100%);
}

/* Glass Effects */
.glass-effect {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.18);
    box-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.37);
}

.glass-card {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
    border-radius: 15px;
    border: 1px solid rgba(255, 255, 255, 0.18);
}

.dark-glass-effect {
    background: rgba(26, 42, 116, 0.7);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.18);
    box-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.15);
}

/* Common Animations */
.hover-scale {
    transition: transform 0.3s ease;
}

.hover-scale:hover {
    transform: scale(1.03);
}

.fade-in {
    animation: fadeIn 1s ease-in-out;
}

@keyframes fadeIn {
    0% { opacity: 0; transform: translateY(20px); }
    100% { opacity: 1; transform: translateY(0); }
}

@keyframes fadeOut {
    0% { opacity: 1; transform: scale(1); }
    100% { opacity: 0; transform: scale(0.95); }
}

/* Mobile Menu Transitions */
.mobile-menu-transition {
    transition: transform 0.3s ease-in-out;
}

/* Video Background */
.video-background {
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    overflow: hidden;
    z-index: 0;
}

.video-background iframe {
    position: absolute;
    top: 50%; left: 50%;
    width: 100vw; height: 56.25vw;
    min-width: 100%; min-height: 100%;
    transform: translate(-50%, -50%);
    pointer-events: none;
}

/* Responsive Video */
@media (max-aspect-ratio: 16/9) {
    .video-background iframe {
        width: 177.78vh;
        height: 100vh;
    }
}

@media (min-aspect-ratio: 16/9) {
    .video-background iframe {
        width: 100vw;
        height: 56.25vw;
    }
}

/* Background Overlays */
.section-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(26, 42, 116, 0.6);
}

.video-overlay {
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background: rgba(0, 0, 0, 0.5);
}

/* Parallax */
.parallax {
    background-attachment: fixed;
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
}

/* Text Shadow */
.text-shadow {
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

/* Countdown */
.countdown-item {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
}

/* Committee Cards */
.committee-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

/* Download Button */
.download-btn:hover .download-icon {
    transform: translateY(3px);
}

.download-icon {
    transition: transform 0.2s ease-in-out;
}

/* Partner Logo Hover Effects */
.partner-logo-link {
    display: inline-block;
    padding: 1rem;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(5px);
    transition: all 0.3s ease;
}

.partner-logo-link:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-5px) scale(1.05);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

.partner-logo-link img {
    transition: all 0.3s ease;
}

.partner-logo-link:hover img {
    filter: none !important;
    brightness: 1.1;
}

/* Responsive Design */
@media (max-width: 768px) {
    .logo-container {
        margin: 0 0.5rem;
    }
    
    .loading-bar-container {
        width: 280px;
    }
    
    #universal-loader h1 {
        font-size: 1.75rem;
    }
    
    #universal-loader h2 {
        font-size: 1.25rem;
    }
}