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

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Page load animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

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

@keyframes glow {
    0%, 100% {
        box-shadow: 0 0 5px rgba(0, 102, 204, 0.5);
    }
    50% {
        box-shadow: 0 0 20px rgba(0, 102, 204, 0.8), 0 0 30px rgba(0, 102, 204, 0.6);
    }
}

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

@keyframes shimmer {
    0% {
        background-position: -1000px 0;
    }
    100% {
        background-position: 1000px 0;
    }
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-15px);
    }
    60% {
        transform: translateY(-7px);
    }
}

:root {
    --primary-color: #0066cc;
    --secondary-color: #004999;
    --accent-color: #ff6b00;
    --dark-color: #1a1a1a;
    --light-color: #f5f5f5;
    --text-color: #333;
    --text-light: #666;
    --border-color: #ddd;
    --success-color: #10b981;
    --error-color: #ef4444;
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 15px rgba(0,0,0,0.1);
    --shadow-xl: 0 20px 25px rgba(0,0,0,0.15);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    font-size: 16px;
    line-height: 1.7;
    color: var(--text-color);
    background: #ffffff;
    animation: fadeIn 0.5s ease-in;
    letter-spacing: 0.3px;
}

/* Typography enhancements */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 1rem;
    letter-spacing: -0.5px;
}

h1 { font-size: 3rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 2rem; }
h4 { font-size: 1.5rem; }

p {
    margin-bottom: 1rem;
    line-height: 1.8;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Wide container for hero sections */
.container-wide {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Narrow container for content */
.container-narrow {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navigation */
.navbar {
    background: rgba(26, 26, 26, 0.98);
    color: white;
    padding: 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.navbar.scrolled {
    padding: 5px 0;
    box-shadow: 0 6px 30px rgba(0, 0, 0, 0.25);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
}

.nav-brand a {
    color: white;
    text-decoration: none;
}

.nav-brand h1 {
    font-size: 26px;
    font-weight: 800;
    letter-spacing: -0.5px;
    background: linear-gradient(135deg, #ffffff, #e0e0e0);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 5px;
    align-items: center;
}

.nav-menu li a {
    color: white;
    text-decoration: none;
    padding: 10px 15px;
    display: block;
    border-radius: 5px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

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

.nav-menu li a:hover::before,
.nav-menu li a.active::before {
    width: 80%;
}

.nav-menu li a:hover,
.nav-menu li a.active {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
}

.btn-nav {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color)) !important;
    background-size: 200% 200%;
    padding: 10px 20px !important;
    font-weight: 600;
    animation: glow 2s ease-in-out infinite;
}

.btn-nav:hover {
    background: linear-gradient(135deg, var(--secondary-color), var(--primary-color)) !important;
    animation: glow 1s ease-in-out infinite, pulse 0.5s ease;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: white;
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    position: relative;
    background: linear-gradient(135deg, rgba(0, 61, 130, 0.85) 0%, rgba(0, 102, 204, 0.85) 50%, rgba(0, 73, 153, 0.85) 100%),
                url('../uploads/hero/automation-bg.png') center center / cover no-repeat;
    color: white;
    padding: 100px 20px 80px;
    text-align: center;
    min-height: 650px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 150px;
    background: linear-gradient(to bottom, transparent, rgba(0,0,0,0.2));
    pointer-events: none;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
    animation: rotate 20s linear infinite;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 100px;
    background: linear-gradient(to bottom, transparent, rgba(0,0,0,0.1));
}

@keyframes rotate {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><rect width="100" height="100" fill="rgba(255,255,255,0.03)"/></svg>');
    opacity: 0.5;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 900px;
    animation: fadeInUp 0.8s ease-out;
}

.hero h1 {
    font-size: 56px;
    font-weight: 800;
    margin-bottom: 20px;
    text-shadow: 2px 4px 8px rgba(0, 0, 0, 0.3);
    animation: fadeInUp 1s ease-out 0.2s both;
    line-height: 1.2;
    letter-spacing: -1px;
    color: #ffffff;
}

.hero-subtitle {
    font-size: 22px;
    margin-bottom: 15px;
    opacity: 0.95;
    animation: fadeInUp 1s ease-out 0.4s both;
    font-weight: 500;
    letter-spacing: 0.5px;
}

.hero-tagline {
    font-size: 32px;
    margin-bottom: 50px;
    font-weight: 600;
    animation: fadeInUp 1s ease-out 0.6s both;
    line-height: 1.4;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

/* Countdown */
.countdown-container {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 15px;
    padding: 30px;
    margin: 40px auto;
    max-width: 600px;
    animation: scaleIn 1s ease-out 0.8s both, float 3s ease-in-out infinite;
    transition: all 0.3s ease;
    border: 2px solid rgba(255, 255, 255, 0.2);
    position: relative;
    overflow: hidden;
}

.countdown-container::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(255,255,255,0.1), transparent);
    transform: rotate(45deg);
    animation: shimmer 3s linear infinite;
}

.countdown-container:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.4);
    border-color: rgba(255, 255, 255, 0.4);
}

.countdown-container h3 {
    font-size: 20px;
    margin-bottom: 20px;
}

.countdown {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
}

.countdown-item {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.countdown-value {
    font-size: 48px;
    font-weight: 700;
    line-height: 1;
    transition: all 0.3s ease;
    display: inline-block;
    text-shadow: 0 0 10px rgba(255, 255, 255, 0.5);
}

.countdown-item {
    transition: all 0.3s ease;
}

.countdown-item:hover {
    animation: bounce 0.6s ease;
}

.countdown-item:hover .countdown-value {
    transform: scale(1.2);
    color: var(--accent-color);
    text-shadow: 0 0 20px var(--accent-color);
}

.countdown-label {
    font-size: 14px;
    text-transform: uppercase;
    opacity: 0.8;
    margin-top: 5px;
}

.countdown-separator {
    font-size: 40px;
    font-weight: 700;
    opacity: 0.5;
}

.hero-buttons {
    display: flex;
    gap: 15px;
    justify-content: center;
    margin-top: 30px;
    animation: fadeInUp 1s ease-out 1s both;
}

.hero-buttons .btn {
    animation: pulse 2s ease-in-out infinite;
}

.hero-buttons .btn:nth-child(2) {
    animation-delay: 0.3s;
}

.hero-buttons .btn:nth-child(3) {
    animation-delay: 0.6s;
}

/* Eventbrite Book Tickets Button */
#eventbrite-widget-trigger {
    font-family: inherit;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 16px 40px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 700;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    cursor: pointer;
    font-size: 17px;
    position: relative;
    overflow: hidden;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    font-size: 14px;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:hover::before {
    width: 400px;
    height: 400px;
}

.btn-primary {
    background: var(--accent-color);
    color: white;
    box-shadow: 0 4px 15px rgba(255, 107, 0, 0.3);
}

.btn-primary:hover {
    background: #e65f00;
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(255, 107, 0, 0.5);
}

.btn-outline {
    background: transparent;
    border: 3px solid white;
    color: white;
}

.btn-outline:hover {
    background: white;
    color: var(--primary-color);
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(255, 255, 255, 0.4);
}

.btn-white {
    background: white;
    color: var(--primary-color);
    box-shadow: 0 4px 15px rgba(255, 255, 255, 0.2);
    font-weight: 700;
}

.btn-white:hover {
    background: var(--accent-color);
    color: white;
    box-shadow: 0 8px 25px rgba(255, 107, 0, 0.4);
}

.btn-lg {
    padding: 20px 50px;
    font-size: 16px;
}

/* Stats Section */
.stats-section {
    background: #1a1a1a;
    color: white;
    padding: 80px 20px;
    position: relative;
    border-top: 4px solid var(--accent-color);
    border-bottom: 4px solid var(--accent-color);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    text-align: center;
}

.stat-box {
    padding: 20px;
    animation: fadeInUp 0.8s ease-out both;
    transition: transform 0.3s ease;
}

.stat-box:nth-child(1) { animation-delay: 0.1s; }
.stat-box:nth-child(2) { animation-delay: 0.2s; }
.stat-box:nth-child(3) { animation-delay: 0.3s; }
.stat-box:nth-child(4) { animation-delay: 0.4s; }

.stat-box:hover {
    transform: translateY(-10px);
}

.stat-number {
    font-size: 64px;
    font-weight: 800;
    color: var(--accent-color);
    margin-bottom: 10px;
    transition: all 0.3s ease;
    letter-spacing: -2px;
}

.stat-box:hover .stat-number {
    transform: scale(1.15);
    color: #ffffff;
}

.stat-label {
    font-size: 16px;
    text-transform: uppercase;
    letter-spacing: 2px;
    font-weight: 600;
    opacity: 0.9;
}

/* About Section */
.about-section {
    padding: 100px 20px;
    background: #ffffff;
    position: relative;
}

.about-content h2 {
    font-size: 42px;
    text-align: center;
    margin-bottom: 25px;
    color: var(--dark-color);
    animation: fadeInUp 0.8s ease-out;
    position: relative;
    font-weight: 800;
    letter-spacing: -1px;
}

.about-content h2::after {
    content: '';
    position: absolute;
    bottom: -20px;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 5px;
    background: var(--accent-color);
    border-radius: 3px;
}

.about-content > p {
    text-align: center;
    font-size: 20px;
    max-width: 850px;
    margin: 40px auto 70px;
    color: var(--text-color);
    line-height: 1.8;
    font-weight: 400;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.feature-card {
    background: #ffffff;
    padding: 40px 30px;
    border-radius: 12px;
    text-align: center;
    transition: all 0.3s ease;
    animation: fadeInUp 0.8s ease-out both;
    position: relative;
    overflow: hidden;
    border: 2px solid #e9ecef;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
}

.feature-card:nth-child(1) { animation-delay: 0.1s; }
.feature-card:nth-child(2) { animation-delay: 0.2s; }
.feature-card:nth-child(3) { animation-delay: 0.3s; }
.feature-card:nth-child(4) { animation-delay: 0.4s; }

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

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.12);
    border-color: var(--primary-color);
}

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

.feature-icon {
    font-size: 48px;
    margin-bottom: 15px;
    transition: all 0.3s ease;
    display: inline-block;
    filter: drop-shadow(0 5px 10px rgba(0, 0, 0, 0.2));
}

.feature-card:hover .feature-icon {
    transform: scale(1.3) rotate(360deg);
    filter: drop-shadow(0 10px 20px rgba(0, 102, 204, 0.5));
    animation: float 2s ease-in-out infinite;
}

.feature-card h3 {
    font-size: 24px;
    margin-bottom: 15px;
    color: var(--dark-color);
    font-weight: 700;
}

.feature-card p {
    color: var(--text-light);
    line-height: 1.6;
}

/* Section Title */
.section-title {
    font-size: 42px;
    text-align: center;
    margin-bottom: 60px;
    color: var(--dark-color);
    animation: fadeInUp 0.8s ease-out;
    position: relative;
    display: inline-block;
    width: 100%;
    font-weight: 800;
    letter-spacing: -1px;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 5px;
    background: var(--accent-color);
    border-radius: 3px;
}

/* Exhibitors Section */
.exhibitors-section {
    padding: 100px 20px;
    background: #f8f9fa;
    position: relative;
}

.exhibitors-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
}

.exhibitor-card {
    background: white;
    padding: 30px 25px;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.06);
    transition: all 0.3s ease;
    animation: scaleIn 0.6s ease-out both;
    border: 2px solid transparent;
}

.exhibitor-card:nth-child(1) { animation-delay: 0.05s; }
.exhibitor-card:nth-child(2) { animation-delay: 0.1s; }
.exhibitor-card:nth-child(3) { animation-delay: 0.15s; }
.exhibitor-card:nth-child(4) { animation-delay: 0.2s; }
.exhibitor-card:nth-child(5) { animation-delay: 0.25s; }
.exhibitor-card:nth-child(6) { animation-delay: 0.3s; }

.exhibitor-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.12);
    border-color: var(--primary-color);
}

.exhibitor-card img {
    max-width: 100%;
    height: 80px;
    object-fit: contain;
    margin-bottom: 15px;
}

.exhibitor-placeholder {
    width: 80px;
    height: 80px;
    margin: 0 auto 15px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    font-weight: 700;
    border-radius: 10px;
    transition: all 0.3s ease;
    box-shadow: 0 5px 15px rgba(0, 102, 204, 0.3);
}

.exhibitor-card:hover .exhibitor-placeholder {
    transform: rotate(360deg) scale(1.1);
    box-shadow: 0 10px 30px rgba(0, 102, 204, 0.5);
}

.exhibitor-card h3 {
    font-size: 16px;
    margin-bottom: 5px;
    color: var(--dark-color);
}

.stand-number {
    font-size: 14px;
    color: var(--text-light);
}

/* News Section */
.news-section {
    padding: 100px 20px;
    background: #ffffff;
    position: relative;
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
}

.news-card {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    animation: fadeInUp 0.8s ease-out both;
    border: 2px solid #f0f0f0;
}

.news-card:nth-child(1) { animation-delay: 0.1s; }
.news-card:nth-child(2) { animation-delay: 0.2s; }
.news-card:nth-child(3) { animation-delay: 0.3s; }

.news-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
    border-color: var(--primary-color);
}

.news-card img {
    transition: transform 0.5s ease;
}

.news-card:hover img {
    transform: scale(1.08);
}

.news-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.news-content {
    padding: 25px;
}

.news-category {
    display: inline-block;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 4px 12px;
    border-radius: 15px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    transition: all 0.3s ease;
    box-shadow: 0 2px 5px rgba(0, 102, 204, 0.3);
}

.news-card:hover .news-category {
    transform: scale(1.1);
    box-shadow: 0 4px 10px rgba(0, 102, 204, 0.5);
}

.news-date {
    float: right;
    color: var(--text-light);
    font-size: 14px;
}

.news-content h3 {
    font-size: 20px;
    margin: 15px 0;
    color: var(--dark-color);
}

.news-content p {
    color: var(--text-light);
    margin-bottom: 15px;
}

.read-more {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
}

.read-more:hover {
    text-decoration: underline;
}

/* Sponsors Section */
.sponsors-section {
    padding: 100px 20px;
    background: #f8f9fa;
    position: relative;
}

.sponsors-container {
    max-width: 1200px;
    margin: 0 auto;
}

.sponsor-category {
    margin-bottom: 60px;
    animation: fadeInUp 0.8s ease-out both;
}

.sponsor-category:nth-child(1) { animation-delay: 0.1s; }
.sponsor-category:nth-child(2) { animation-delay: 0.2s; }
.sponsor-category:nth-child(3) { animation-delay: 0.3s; }
.sponsor-category:nth-child(4) { animation-delay: 0.4s; }

.sponsor-category-title {
    font-size: 28px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 40px;
    color: var(--dark-color);
    position: relative;
    display: inline-block;
    width: 100%;
}

.sponsor-category-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    border-radius: 2px;
}

/* Category-specific title colors */
.sponsor-category[data-category="gold"] .sponsor-category-title::after {
    background: linear-gradient(135deg, #ffd700, #ffed4e);
}

.sponsor-category[data-category="silver"] .sponsor-category-title::after {
    background: linear-gradient(135deg, #c0c0c0, #e8e8e8);
}

.sponsor-category[data-category="bronze"] .sponsor-category-title::after {
    background: linear-gradient(135deg, #cd7f32, #daa520);
}

.sponsor-category[data-category="partner"] .sponsor-category-title::after {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
}

.sponsor-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
    justify-content: center;
    align-items: center;
}

/* Grid layouts for different categories - using flexbox for better centering */
.sponsor-grid-gold {
    max-width: 900px;
    margin: 0 auto;
}

.sponsor-grid-silver {
    max-width: 1000px;
    margin: 0 auto;
}

.sponsor-grid-bronze {
    max-width: 1100px;
    margin: 0 auto;
}

.sponsor-grid-partner {
    max-width: 1200px;
    margin: 0 auto;
}

.sponsor-card {
    position: relative;
    background: white;
    border-radius: 12px;
    padding: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    cursor: pointer;
    border: 2px solid transparent;
    overflow: visible;
    animation: scaleIn 0.6s ease-out both;
    text-decoration: none;
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 180px;
    min-height: 120px;
}

/* Category-specific card sizes */
.sponsor-grid-gold .sponsor-card {
    min-width: 220px;
    min-height: 140px;
    padding: 10px;
}

.sponsor-grid-silver .sponsor-card {
    min-width: 200px;
    min-height: 130px;
    padding: 10px;
}

.sponsor-grid-bronze .sponsor-card {
    min-width: 180px;
    min-height: 120px;
    padding: 10px;
}

.sponsor-grid-partner .sponsor-card {
    min-width: 160px;
    min-height: 110px;
    padding: 10px;
}

/* Ensure anchor sponsor cards behave like block elements */
a.sponsor-card {
    display: flex;
}

.sponsor-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.6), transparent);
    transition: left 0.5s;
}

.sponsor-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
    border-color: var(--primary-color);
}

.sponsor-card:hover::before {
    left: 100%;
}

/* Category-specific hover effects */
.sponsor-category[data-category="gold"] .sponsor-card:hover {
    border-color: #ffd700;
    box-shadow: 0 15px 40px rgba(255, 215, 0, 0.3);
}

.sponsor-category[data-category="silver"] .sponsor-card:hover {
    border-color: #c0c0c0;
    box-shadow: 0 15px 40px rgba(192, 192, 192, 0.3);
}

.sponsor-category[data-category="bronze"] .sponsor-card:hover {
    border-color: #cd7f32;
    box-shadow: 0 15px 40px rgba(205, 127, 50, 0.3);
}

.sponsor-card img {
    width: 98%;
    height: 98%;
    max-width: 98%;
    max-height: 98%;
    object-fit: contain;
    transition: all 0.3s ease;
    filter: grayscale(20%);
    transform: scale(0.98);
}

/* Category-specific logo sizes - logos fill the card */
.sponsor-grid-gold .sponsor-card img {
    width: 98%;
    height: 98%;
    max-width: 98%;
    max-height: 98%;
}

.sponsor-grid-silver .sponsor-card img {
    width: 98%;
    height: 98%;
    max-width: 98%;
    max-height: 98%;
}

.sponsor-grid-bronze .sponsor-card img {
    width: 98%;
    height: 98%;
    max-width: 98%;
    max-height: 98%;
}

.sponsor-grid-partner .sponsor-card img {
    width: 98%;
    height: 98%;
    max-width: 98%;
    max-height: 98%;
}

.sponsor-card:hover img {
    filter: grayscale(0%);
    transform: scale(1.10);
}

.sponsor-fallback {
    display: flex !important;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 80px;
    width: 100%;
    background: linear-gradient(135deg, #0066cc, #004999);
    background: linear-gradient(135deg, var(--primary-color, #0066cc), var(--secondary-color, #004999));
    color: white;
    border-radius: 8px;
    font-weight: 600;
    text-align: center;
    font-size: 14px;
    line-height: 1.3;
    padding: 15px;
    transition: all 0.3s ease;
    box-sizing: border-box;
}

.sponsor-initials {
    font-size: 28px;
    font-weight: 700;
    color: white !important;
    margin-bottom: 8px;
    line-height: 1;
    text-transform: uppercase;
}

.sponsor-name {
    font-size: 11px;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.9) !important;
    line-height: 1.2;
    text-overflow: ellipsis;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    max-width: 100%;
    word-break: break-word;
}

.sponsor-card:hover .sponsor-fallback {
    background: linear-gradient(135deg, var(--secondary-color), var(--accent-color));
    transform: scale(1.05);
}

/* Fallback notice styles */
.sponsor-fallback-notice {
    text-align: center;
    margin-top: 30px;
    padding: 15px;
    background: rgba(255, 193, 7, 0.1);
    border: 1px solid rgba(255, 193, 7, 0.3);
    border-radius: 8px;
    color: #856404;
}

/* Error message styles */
.sponsors-error {
    background: #f8f9fa;
}

.sponsor-error-message {
    text-align: center;
    padding: 60px 20px;
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    max-width: 600px;
    margin: 0 auto;
}

.sponsor-error-message p {
    margin-bottom: 15px;
    color: #6c757d;
    line-height: 1.6;
}

.sponsor-error-message p:last-child {
    margin-bottom: 0;
}

.sponsor-error-message small {
    color: #adb5bd;
    font-size: 0.875em;
}

.sponsor-link {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 2;
    text-decoration: none;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Loading states */
.sponsor-card.loading {
    background: #f0f0f0;
    animation: pulse 1.5s ease-in-out infinite;
}

.sponsor-card.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 20px;
    height: 20px;
    border: 2px solid var(--primary-color);
    border-top: 2px solid transparent;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: translate(-50%, -50%) rotate(0deg); }
    100% { transform: translate(-50%, -50%) rotate(360deg); }
}

/* Enhanced Loading States and Skeleton Placeholders */
.sponsor-skeleton {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: skeleton-loading 1.5s infinite;
    border-radius: 8px;
    min-height: 80px;
}

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

.sponsor-card.loading {
    background: #f8f9fa;
    border: 2px solid #e9ecef;
    animation: pulse-loading 1.5s ease-in-out infinite;
}

@keyframes pulse-loading {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.7;
    }
}

.sponsor-card.loading .sponsor-skeleton {
    width: 100%;
    height: 60px;
    margin: 10px 0;
}

/* Enhanced Touch Interactions for Mobile */
.sponsor-card {
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
    user-select: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
}

.sponsor-card:active {
    transform: translateY(-4px) scale(0.98);
    transition: transform 0.1s ease;
}

.sponsor-link {
    -webkit-tap-highlight-color: rgba(0, 102, 204, 0.2);
    tap-highlight-color: rgba(0, 102, 204, 0.2);
}

/* Mobile-First Responsive Design */

/* Base styles (mobile-first) */
.sponsors-section {
    padding: 40px 15px;
}

.sponsor-category {
    margin-bottom: 35px;
}

.sponsor-category-title {
    font-size: 20px;
    margin-bottom: 20px;
    padding: 0 10px;
}

/* Mobile grid layouts */
.sponsor-grid-gold,
.sponsor-grid-silver,
.sponsor-grid-bronze,
.sponsor-grid-partner {
    gap: 15px;
    padding: 0 5px;
}

.sponsor-card {
    padding: 8px;
    min-height: 100px;
    min-width: 140px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.sponsor-card img {
    width: 98%;
    height: 98%;
    max-width: 98%;
    max-height: 98%;
}

.sponsor-fallback {
    min-height: 50px;
    font-size: 11px;
    padding: 8px;
}

.sponsor-initials {
    font-size: 18px;
    margin-bottom: 3px;
}

.sponsor-name {
    font-size: 10px;
    line-height: 1.1;
}

/* Small Mobile (320px+) */
@media (min-width: 320px) {
    .sponsors-section {
        padding: 45px 15px;
    }
    
    .sponsor-card {
        padding: 8px;
        min-height: 110px;
        min-width: 145px;
    }
    
    .sponsor-card img {
        width: 98%;
        height: 98%;
        max-width: 98%;
        max-height: 98%;
    }
    
    .sponsor-fallback {
        min-height: 55px;
        font-size: 12px;
        padding: 10px;
    }
    
    .sponsor-initials {
        font-size: 20px;
    }
    
    .sponsor-name {
        font-size: 11px;
    }
}

/* Large Mobile (480px+) */
@media (min-width: 480px) {
    .sponsors-section {
        padding: 50px 20px;
    }
    
    .sponsor-category-title {
        font-size: 22px;
        margin-bottom: 25px;
    }
    
    .sponsor-card {
        padding: 8px;
        min-height: 120px;
        min-width: 160px;
    }
    
    .sponsor-card img {
        width: 98%;
        height: 98%;
        max-width: 98%;
        max-height: 98%;
    }
    
    .sponsor-fallback {
        min-height: 60px;
        font-size: 13px;
        padding: 12px;
    }
    
    .sponsor-initials {
        font-size: 22px;
    }
    
    .sponsor-name {
        font-size: 12px;
    }
}

/* Tablet Portrait (600px+) */
@media (min-width: 600px) {
    .sponsors-section {
        padding: 60px 20px;
    }
    
    .sponsor-category {
        margin-bottom: 45px;
    }
    
    .sponsor-category-title {
        font-size: 24px;
        margin-bottom: 30px;
    }
    
    .sponsor-grid-gold {
        max-width: 700px;
    }
    
    .sponsor-grid-silver {
        max-width: 800px;
    }
    
    .sponsor-grid-bronze {
        max-width: 900px;
    }
    
    .sponsor-grid-partner {
        max-width: 1000px;
    }
    
    .sponsor-card {
        padding: 10px;
        min-height: 130px;
        min-width: 170px;
    }
    
    .sponsor-card img {
        width: 98%;
        height: 98%;
        max-width: 98%;
        max-height: 98%;
    }
    
    .sponsor-fallback {
        min-height: 65px;
        font-size: 14px;
        padding: 14px;
    }
    
    .sponsor-initials {
        font-size: 24px;
    }
    
    .sponsor-name {
        font-size: 13px;
    }
}

/* Tablet Landscape (768px+) */
@media (min-width: 768px) {
    .sponsors-section {
        padding: 70px 20px;
    }
    
    .sponsor-category {
        margin-bottom: 50px;
    }
    
    .sponsor-category-title {
        font-size: 26px;
        margin-bottom: 35px;
    }
    
    .sponsor-grid-gold {
        max-width: 800px;
        gap: 25px;
    }
    
    .sponsor-grid-silver {
        max-width: 900px;
        gap: 25px;
    }
    
    .sponsor-grid-bronze {
        max-width: 1000px;
        gap: 25px;
    }
    
    .sponsor-grid-partner {
        max-width: 1100px;
        gap: 25px;
    }
    
    .sponsor-card {
        padding: 10px;
        min-height: 140px;
        min-width: 190px;
    }
    
    .sponsor-card img {
        width: 98%;
        height: 98%;
        max-width: 98%;
        max-height: 98%;
    }
    
    .sponsor-fallback {
        min-height: 70px;
        font-size: 14px;
        padding: 16px;
    }
    
    .sponsor-initials {
        font-size: 26px;
    }
    
    .sponsor-name {
        font-size: 13px;
    }
}

/* Desktop (992px+) */
@media (min-width: 992px) {
    .sponsors-section {
        padding: 80px 20px;
    }
    
    .sponsor-category {
        margin-bottom: 55px;
    }
    
    .sponsor-category-title {
        font-size: 28px;
        margin-bottom: 40px;
    }
    
    .sponsor-grid-gold {
        max-width: 900px;
        gap: 30px;
    }
    
    .sponsor-grid-silver {
        max-width: 1000px;
        gap: 30px;
    }
    
    .sponsor-grid-bronze {
        max-width: 1100px;
        gap: 30px;
    }
    
    .sponsor-grid-partner {
        max-width: 1200px;
        gap: 30px;
    }
    
    .sponsor-card {
        padding: 10px;
        min-height: 150px;
        min-width: 200px;
    }
    
    .sponsor-card img {
        width: 98%;
        height: 98%;
        max-width: 98%;
        max-height: 98%;
    }
    
    .sponsor-fallback {
        min-height: 80px;
        font-size: 14px;
        padding: 15px;
    }
    
    .sponsor-initials {
        font-size: 24px;
    }
    
    .sponsor-name {
        font-size: 12px;
    }
}

/* Large Desktop (1200px+) - Original desktop styles */
@media (min-width: 1200px) {
    .sponsors-section {
        padding: 100px 20px;
    }
    
    .sponsor-category {
        margin-bottom: 60px;
    }
    
    .sponsor-category-title {
        font-size: 28px;
        margin-bottom: 40px;
    }
    
    /* Larger sizes for big screens */
    .sponsor-grid-gold {
        max-width: 1000px;
        margin: 0 auto;
        gap: 35px;
    }
    
    .sponsor-grid-silver {
        max-width: 1100px;
        margin: 0 auto;
        gap: 35px;
    }
    
    .sponsor-grid-bronze {
        max-width: 1200px;
        margin: 0 auto;
        gap: 35px;
    }
    
    .sponsor-grid-partner {
        max-width: 1300px;
        margin: 0 auto;
        gap: 35px;
    }
    
    .sponsor-card {
        padding: 10px;
        min-height: 160px;
        min-width: 220px;
    }
    
    .sponsor-card img {
        width: 98%;
        height: 98%;
        max-width: 98%;
        max-height: 98%;
    }
    
    .sponsor-fallback {
        min-height: 80px;
        font-size: 14px;
        padding: 15px;
    }
    
    .sponsor-initials {
        font-size: 24px;
        margin-bottom: 5px;
    }
    
    .sponsor-name {
        font-size: 12px;
    }
}

/* Ultra-wide Desktop (1400px+) */
@media (min-width: 1400px) {
    .sponsors-section {
        padding: 120px 20px;
    }
    
    .sponsor-grid-gold {
        max-width: 1100px;
        gap: 40px;
    }
    
    .sponsor-grid-silver {
        max-width: 1200px;
        gap: 40px;
    }
    
    .sponsor-grid-bronze {
        max-width: 1300px;
        gap: 40px;
    }
    
    .sponsor-grid-partner {
        max-width: 1400px;
        gap: 40px;
    }
    
    .sponsor-card {
        padding: 10px;
        min-width: 240px;
        min-height: 170px;
    }
    
    .sponsor-card img {
        width: 98%;
        height: 98%;
        max-width: 98%;
        max-height: 98%;
    }
}

/* High DPI / Retina Display Optimizations */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .sponsor-card img {
        image-rendering: -webkit-optimize-contrast;
        image-rendering: crisp-edges;
        width: 98%;
        height: 98%;
        max-width: 98%;
        max-height: 98%;
    }
}

/* Reduced Motion Preferences */
@media (prefers-reduced-motion: reduce) {
    .sponsor-card {
        transition: none;
        animation: none;
    }
    
    .sponsor-card:hover {
        transform: none;
        animation: none;
    }
    
    .sponsor-skeleton {
        animation: none;
        background: #f0f0f0;
    }
    
    .sponsor-card.loading {
        animation: none;
    }
}

/* Dark Mode Support */
@media (prefers-color-scheme: dark) {
    .sponsors-section {
        background: #1a1a1a;
        color: #ffffff;
    }
    
    .sponsor-category-title {
        color: #ffffff;
    }
    
    .sponsor-card {
        background: #2d2d2d;
        border-color: #404040;
    }
    
    .sponsor-card:hover {
        background: #353535;
        border-color: var(--primary-color);
    }
    
    .sponsor-skeleton {
        background: linear-gradient(90deg, #2d2d2d 25%, #404040 50%, #2d2d2d 75%);
        background-size: 200% 100%;
    }
    
    .sponsor-card.loading {
        background: #2d2d2d;
        border-color: #404040;
    }
}

/* Print Styles */
@media print {
    .sponsors-section {
        padding: 20px 0;
        background: white !important;
        color: black !important;
    }
    
    .sponsor-card {
        background: white !important;
        border: 1px solid #ccc !important;
        box-shadow: none !important;
        break-inside: avoid;
        page-break-inside: avoid;
    }
    
    .sponsor-card:hover {
        transform: none !important;
        box-shadow: none !important;
    }
    
    .sponsor-link {
        display: none;
    }
}

/* Focus Management for Accessibility */
.sponsor-card:focus-within {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

.sponsor-link:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
    border-radius: 4px;
}

/* Loading State Improvements */
.sponsors-loading {
    display: grid;
    gap: 20px;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
}

.sponsors-loading .sponsor-skeleton {
    height: 120px;
    border-radius: 12px;
}

/* Error State Styling */
.sponsor-error-message {
    padding: 40px 20px;
    text-align: center;
    background: #f8f9fa;
    border-radius: 12px;
    border: 2px dashed #dee2e6;
    margin: 20px 0;
}

.sponsor-error-message p {
    color: #6c757d;
    margin-bottom: 10px;
}

/* Intersection Observer Loading Animation */
.sponsor-card.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* Staggered animation delays for categories */
.sponsor-category:nth-child(1) .sponsor-card.fade-in { transition-delay: 0.1s; }
.sponsor-category:nth-child(2) .sponsor-card.fade-in { transition-delay: 0.2s; }
.sponsor-category:nth-child(3) .sponsor-card.fade-in { transition-delay: 0.3s; }
.sponsor-category:nth-child(4) .sponsor-card.fade-in { transition-delay: 0.4s; }

/* CTA Section */
.cta-section {
    padding: 100px 20px;
    background: linear-gradient(135deg, #003d82 0%, #0066cc 100%);
    color: white;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 10% 20%, rgba(255, 255, 255, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 90% 80%, rgba(255, 255, 255, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

.cta-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 40px;
    position: relative;
    z-index: 1;
}

.cta-card {
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(10px);
    padding: 50px 35px;
    border-radius: 16px;
    text-align: center;
    transition: all 0.4s ease;
    animation: scaleIn 0.8s ease-out both;
    border: 2px solid rgba(255, 255, 255, 0.15);
    position: relative;
    overflow: hidden;
}

.cta-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--accent-color);
    transform: scaleX(0);
    transition: transform 0.4s ease;
}

.cta-card:nth-child(1) { animation-delay: 0.1s; }
.cta-card:nth-child(2) { animation-delay: 0.2s; }
.cta-card:nth-child(3) { animation-delay: 0.3s; }

.cta-card:hover {
    transform: translateY(-12px);
    background: rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.4);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
}

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

.cta-card h3 {
    font-size: 32px;
    margin-bottom: 20px;
    font-weight: 800;
    letter-spacing: -0.5px;
}

.cta-card p {
    margin-bottom: 30px;
    opacity: 0.95;
    font-size: 17px;
    line-height: 1.7;
    min-height: 50px;
}

/* Footer */
.footer {
    background: var(--dark-color);
    color: white;
    padding: 60px 20px 20px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-col h3, .footer-col h4 {
    margin-bottom: 20px;
    color: var(--primary-color);
}

.footer-col p {
    margin-bottom: 10px;
    opacity: 0.8;
}

.footer-col ul {
    list-style: none;
}

.footer-col ul li {
    margin-bottom: 10px;
}

.footer-col ul li a {
    color: white;
    text-decoration: none;
    opacity: 0.8;
    transition: opacity 0.3s;
}

.footer-col ul li a:hover {
    opacity: 1;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    opacity: 0.7;
}

/* Utility Classes */
.text-center {
    text-align: center;
    margin-top: 50px;
}

.alert-banner {
    padding: 15px 0;
    text-align: center;
}

.alert-success {
    background: #d1fae5;
    color: #065f46;
}

.alert-error {
    background: #fee2e2;
    color: #991b1b;
}

/* Forms */
.form-container {
    max-width: 600px;
    margin: 0 auto;
    background: white;
    padding: 40px;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--dark-color);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid var(--border-color);
    border-radius: 5px;
    font-size: 16px;
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

.form-group textarea {
    min-height: 120px;
    resize: vertical;
}

/* Page Content */
.page-header {
    background: var(--primary-color);
    color: white;
    padding: 60px 20px;
    text-align: center;
}

.page-header h1 {
    font-size: 42px;
    margin-bottom: 10px;
}

.page-content {
    padding: 60px 20px;
}

/* Responsive */
@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--dark-color);
        flex-direction: column;
        padding: 20px;
        display: none;
    }
    
    .nav-menu.active {
        display: flex;
    }
    
    .hero h1 {
        font-size: 32px;
    }
    
    .hero-tagline {
        font-size: 20px;
    }
    
    .countdown-value {
        font-size: 32px;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .stats-section {
        padding: 50px 15px;
        overflow: hidden;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
        max-width: 100%;
        overflow: hidden;
    }
    
    .stat-box {
        padding: 15px 10px;
        overflow: hidden;
    }
    
    .stat-number {
        font-size: 36px;
        letter-spacing: -1px;
        word-break: break-word;
    }
    
    .stat-label {
        font-size: 11px;
        letter-spacing: 1px;
    }
    
    .features-grid,
    .news-grid,
    .cta-grid {
        grid-template-columns: 1fr;
    }
}

/* Extra small screens (under 480px) */
@media (max-width: 480px) {
    .stats-section {
        padding: 40px 10px;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }
    
    .stat-box {
        padding: 12px 8px;
    }
    
    .stat-number {
        font-size: 28px;
        letter-spacing: -1px;
    }
    
    .stat-label {
        font-size: 10px;
        letter-spacing: 0.5px;
    }
}

/* Very small screens (under 360px) */
@media (max-width: 360px) {
    .stat-number {
        font-size: 24px;
    }
    
    .stat-label {
        font-size: 9px;
    }
}


/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 12px;
}

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

::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, var(--primary-color), var(--secondary-color));
    border-radius: 6px;
    transition: all 0.3s ease;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(180deg, var(--secondary-color), var(--accent-color));
}

/* Smooth page transitions */
.page-transition {
    animation: fadeIn 0.5s ease-in;
}

/* Enhanced link hover effects */
a {
    transition: all 0.3s ease;
}

a:not(.btn):hover {
    transform: translateX(3px);
}

/* Loading animation for images */
img {
    transition: opacity 0.3s ease, transform 0.3s ease;
}

img:not([src]) {
    opacity: 0;
}

/* Glassmorphism effect */
.glass-effect {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.1);
}

/* Gradient text effect */
.gradient-text {
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Floating animation for decorative elements */
.float-animation {
    animation: float 3s ease-in-out infinite;
}

/* Pulse glow effect */
.pulse-glow {
    animation: glow 2s ease-in-out infinite;
}

/* Enhanced focus states for accessibility */
*:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
    transition: outline 0.2s ease;
}

/* Smooth color transitions */
* {
    transition: color 0.3s ease, background-color 0.3s ease;
}

/* Text selection styling */
::selection {
    background: var(--primary-color);
    color: white;
}

::-moz-selection {
    background: var(--primary-color);
    color: white;
}

/* Enhanced button press effect */
.btn:active {
    transform: scale(0.95);
}

/* Shimmer effect on hover for cards */
.shimmer-on-hover {
    position: relative;
    overflow: hidden;
}

.shimmer-on-hover::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(255,255,255,0.1), transparent);
    transform: rotate(45deg);
    transition: all 0.5s;
    opacity: 0;
}

.shimmer-on-hover:hover::after {
    opacity: 1;
    animation: shimmer 1.5s ease-in-out;
}

/* Stagger animation delays for lists */
.stagger-animation > *:nth-child(1) { animation-delay: 0.1s; }
.stagger-animation > *:nth-child(2) { animation-delay: 0.2s; }
.stagger-animation > *:nth-child(3) { animation-delay: 0.3s; }
.stagger-animation > *:nth-child(4) { animation-delay: 0.4s; }
.stagger-animation > *:nth-child(5) { animation-delay: 0.5s; }
.stagger-animation > *:nth-child(6) { animation-delay: 0.6s; }

/* Magnetic button effect */
.btn-magnetic {
    transition: transform 0.2s ease;
}

/* 3D card flip effect */
.card-3d {
    transform-style: preserve-3d;
    transition: transform 0.6s ease;
}

.card-3d:hover {
    transform: rotateY(5deg) rotateX(5deg);
}

/* Neon glow effect */
.neon-glow {
    text-shadow: 
        0 0 5px var(--primary-color),
        0 0 10px var(--primary-color),
        0 0 20px var(--primary-color),
        0 0 40px var(--primary-color);
    animation: glow 2s ease-in-out infinite;
}

/* Ripple effect on click */
@keyframes ripple {
    to {
        transform: scale(4);
        opacity: 0;
    }
}

.ripple-effect {
    position: relative;
    overflow: hidden;
}

.ripple-effect::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.ripple-effect:active::after {
    width: 200px;
    height: 200px;
    animation: ripple 0.6s ease-out;
}

/* ===================================
   PARTICIPANT ENROLLMENT SECTION STYLES
   =================================== */

.participant-enrollment-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    position: relative;
}

.participant-enrollment-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="60" height="60" xmlns="http://www.w3.org/2000/svg"><rect width="60" height="60" fill="rgba(0,102,204,0.02)"/></svg>');
    opacity: 0.5;
}

.enrollment-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
    position: relative;
    z-index: 1;
}

.enrollment-info {
    padding: 40px 0;
}

.enrollment-info .section-title {
    font-size: 2.5rem;
    margin-bottom: 20px;
    color: var(--dark-color);
    text-align: left;
}

.enrollment-info .section-title::after {
    left: 0;
    transform: none;
}

.enrollment-info .section-subtitle {
    font-size: 1.2rem;
    color: var(--text-light);
    margin-bottom: 40px;
    line-height: 1.6;
}

.enrollment-benefits {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.benefit-item {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    padding: 25px;
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.benefit-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    border-color: var(--primary-color);
}

.benefit-icon {
    font-size: 2.5rem;
    min-width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0, 102, 204, 0.3);
}

.benefit-item h4 {
    font-size: 1.3rem;
    margin-bottom: 8px;
    color: var(--dark-color);
    font-weight: 700;
}

.benefit-item p {
    color: var(--text-light);
    line-height: 1.6;
    margin: 0;
}

/* Enrollment Form Container */
.enrollment-form-container {
    background: white;
    border-radius: 16px;
    padding: 40px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    border: 2px solid #f0f0f0;
    position: relative;
    overflow: hidden;
}

.enrollment-form-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
}

.enrollment-form h3 {
    font-size: 1.8rem;
    margin-bottom: 30px;
    color: var(--dark-color);
    text-align: center;
    font-weight: 700;
}

.enrollment-form .form-group {
    margin-bottom: 25px;
}

.enrollment-form label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--dark-color);
    font-size: 0.95rem;
}

.enrollment-form input,
.enrollment-form select,
.enrollment-form textarea {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid #e9ecef;
    border-radius: 8px;
    font-size: 1rem;
    transition: all 0.3s ease;
    background: #fff;
    font-family: inherit;
}

.enrollment-form input:focus,
.enrollment-form select:focus,
.enrollment-form textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.1);
    transform: translateY(-1px);
}

.enrollment-form input::placeholder,
.enrollment-form textarea::placeholder {
    color: #adb5bd;
}

.enrollment-form select {
    cursor: pointer;
    background-image: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="%23666" stroke-width="2"><polyline points="6,9 12,15 18,9"></polyline></svg>');
    background-repeat: no-repeat;
    background-position: right 12px center;
    background-size: 16px;
    appearance: none;
}

.enrollment-form textarea {
    resize: vertical;
    min-height: 80px;
}

.char-counter {
    display: block;
    text-align: right;
    color: var(--text-light);
    font-size: 0.85rem;
    margin-top: 5px;
}

/* Checkbox Groups */
.checkbox-group {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.checkbox-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    cursor: pointer;
    padding: 8px 0;
    transition: all 0.3s ease;
}

.checkbox-item:hover {
    color: var(--primary-color);
}

.checkbox-item input[type="checkbox"] {
    width: auto;
    margin: 0;
    cursor: pointer;
    transform: scale(1.2);
}

.checkbox-item span {
    line-height: 1.5;
    font-size: 0.95rem;
}

.checkbox-item a {
    color: var(--primary-color);
    text-decoration: none;
}

.checkbox-item a:hover {
    text-decoration: underline;
}

/* Interest Checkboxes - Grid Layout */
.form-group:has(.checkbox-group) .checkbox-group {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
    margin-top: 10px;
}

/* Form Actions */
.form-actions {
    margin-top: 35px;
    text-align: center;
}

.enrollment-form .btn {
    position: relative;
    overflow: hidden;
    min-width: 200px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.enrollment-form .btn-loading {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    white-space: nowrap;
}

.enrollment-form .btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

/* Form Validation States */
.enrollment-form .form-group.error input,
.enrollment-form .form-group.error select,
.enrollment-form .form-group.error textarea {
    border-color: var(--error-color);
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

.enrollment-form .form-group.success input,
.enrollment-form .form-group.success select,
.enrollment-form .form-group.success textarea {
    border-color: var(--success-color);
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1);
}

.enrollment-form .error-message {
    color: var(--error-color);
    font-size: 0.85rem;
    margin-top: 5px;
    display: block;
}

.enrollment-form .success-message {
    color: var(--success-color);
    font-size: 0.85rem;
    margin-top: 5px;
    display: block;
}

/* Loading Animation */
@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.fa-spinner.fa-spin {
    animation: spin 1s linear infinite;
}

/* Responsive Design for Enrollment Section */
@media (max-width: 1024px) {
    .enrollment-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .enrollment-info {
        text-align: center;
        padding: 20px 0;
    }
    
    .enrollment-info .section-title::after {
        left: 50%;
        transform: translateX(-50%);
    }
    
    .benefit-item {
        flex-direction: column;
        text-align: center;
        gap: 15px;
    }
    
    .benefit-icon {
        align-self: center;
    }
}

@media (max-width: 768px) {
    .participant-enrollment-section {
        padding: 60px 0;
    }
    
    .enrollment-form-container {
        padding: 30px 20px;
    }
    
    .enrollment-benefits {
        gap: 20px;
    }
    
    .benefit-item {
        padding: 20px;
    }
    
    .benefit-icon {
        font-size: 2rem;
        min-width: 50px;
        height: 50px;
    }
    
    .form-group:has(.checkbox-group) .checkbox-group {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .participant-enrollment-section {
        padding: 40px 0;
    }
    
    .enrollment-info .section-title {
        font-size: 2rem;
    }
    
    .enrollment-form-container {
        padding: 25px 15px;
    }
    
    .enrollment-form h3 {
        font-size: 1.5rem;
    }
    
    .benefit-item {
        padding: 15px;
        gap: 12px;
    }
    
    .benefit-item h4 {
        font-size: 1.1rem;
    }
}
    margin-bottom: 50px;
}

.filter-btn {
    background: #fff;
    border: 2px solid #e9ecef;
    padding: 12px 24px;
    border-radius: 25px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 500;
    text-decoration: none;
    color: #495057;
    display: flex;
    align-items: center;
    gap: 8px;
}

.filter-btn:hover,
.filter-btn.active {
    background: #007bff;
    border-color: #007bff;
    color: white;
    text-decoration: none;
}

.filter-btn .count {
    background: rgba(0, 0, 0, 0.1);
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 0.85rem;
}

.filter-btn.active .count {
    background: rgba(255, 255, 255, 0.2);
}

/* Participants Grid */
.participants-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 30px;
    margin-bottom: 50px;
}

.participants-page-grid {
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
}

.participant-card {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    position: relative;
}

.participant-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
}

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

.participant-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

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

.participant-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2rem;
    font-weight: bold;
}

.featured-badge {
    position: absolute;
    top: 15px;
    right: 15px;
    background: #ffc107;
    color: #212529;
    padding: 5px 12px;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 600;
    z-index: 2;
}

.participant-info {
    padding: 25px;
}

.participant-name {
    font-size: 1.3rem;
    font-weight: 600;
    color: #2c3e50;
    margin-bottom: 8px;
}

.participant-title {
    color: #6c757d;
    font-size: 0.95rem;
    margin-bottom: 5px;
}

.participant-company {
    color: #007bff;
    font-weight: 500;
    margin-bottom: 15px;
}

.participant-bio {
    color: #6c757d;
    font-size: 0.9rem;
    line-height: 1.5;
    margin-bottom: 15px;
}

.participant-category {
    margin-bottom: 15px;
}

.category-badge {
    display: inline-block;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.category-attendee {
    background: #e3f2fd;
    color: #1976d2;
}

.category-speaker {
    background: #f3e5f5;
    color: #7b1fa2;
}

.category-industry_professional {
    background: #e8f5e8;
    color: #388e3c;
}

.participant-social {
    text-align: center;
}

.linkedin-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: #0077b5;
    color: white;
    padding: 8px 16px;
    border-radius: 20px;
    text-decoration: none;
    font-size: 0.9rem;
    transition: background 0.3s ease;
}

.linkedin-link:hover {
    background: #005885;
    text-decoration: none;
    color: white;
}

/* Participants Page Specific */
.participants-page {
    padding: 40px 0;
}

.participants-filter-section {
    margin-bottom: 40px;
}

.participants-filter-section h3 {
    margin-bottom: 20px;
    color: #2c3e50;
}

.results-info {
    margin-bottom: 30px;
    padding: 20px;
    background: #f8f9fa;
    border-radius: 10px;
}

.results-info p {
    margin: 0;
    color: #6c757d;
}

.no-results {
    text-align: center;
    padding: 60px 20px;
    background: white;
    border-radius: 15px;
    margin: 40px 0;
}

.no-results h3 {
    color: #6c757d;
    margin-bottom: 15px;
}

.pagination-section {
    margin-top: 50px;
}

.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 20px;
}

.pagination-btn {
    background: #007bff;
    color: white;
    padding: 12px 24px;
    border-radius: 25px;
    text-decoration: none;
    transition: background 0.3s ease;
}

.pagination-btn:hover {
    background: #0056b3;
    text-decoration: none;
    color: white;
}

.pagination-info {
    color: #6c757d;
    font-weight: 500;
}

/* ===================================
   ENHANCED SPONSORS SECTION STYLES
   =================================== */

.sponsors-section {
    padding: 80px 0;
    background: white;
}

.sponsors-section .section-subtitle {
    text-align: center;
    margin-bottom: 50px;
    font-size: 1.2rem;
    color: #6c757d;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.sponsor-tier {
    margin-bottom: 60px;
}

.sponsor-tier-title {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 40px;
    color: #2c3e50;
    position: relative;
}

.sponsor-tier-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    border-radius: 2px;
}

.sponsor-tier[data-tier="platinum"] .sponsor-tier-title::after {
    background: linear-gradient(45deg, #e5e5e5, #ffffff);
}

.sponsor-tier[data-tier="gold"] .sponsor-tier-title::after {
    background: linear-gradient(45deg, #ffd700, #ffed4e);
}

.sponsor-tier[data-tier="silver"] .sponsor-tier-title::after {
    background: linear-gradient(45deg, #c0c0c0, #e8e8e8);
}

.sponsor-tier[data-tier="bronze"] .sponsor-tier-title::after {
    background: linear-gradient(45deg, #cd7f32, #daa520);
}

.sponsor-grid {
    display: grid;
    gap: 30px;
    margin-bottom: 40px;
}

.sponsor-grid-platinum {
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
}

.sponsor-grid-gold {
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
}

.sponsor-grid-silver {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

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

.sponsor-card {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    position: relative;
}

.sponsor-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
}

.sponsor-card-platinum {
    border: 3px solid #e5e5e5;
}

.sponsor-card-gold {
    border: 3px solid #ffd700;
}

.sponsor-card-silver {
    border: 3px solid #c0c0c0;
}

.sponsor-card-bronze {
    border: 3px solid #cd7f32;
}

.sponsor-logo {
    padding: 30px;
    text-align: center;
    background: #f8f9fa;
    min-height: 150px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.sponsor-image {
    max-width: 100%;
    max-height: 120px;
    object-fit: contain;
}

.sponsor-placeholder {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #6c757d, #495057);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    font-weight: bold;
    margin: 0 auto;
}

.sponsor-info {
    padding: 25px;
}

.sponsor-name {
    font-size: 1.3rem;
    font-weight: 600;
    color: #2c3e50;
    margin-bottom: 15px;
    text-align: center;
}

.sponsor-description {
    color: #6c757d;
    font-size: 0.95rem;
    line-height: 1.5;
    margin-bottom: 15px;
}

.sponsor-benefits {
    margin-bottom: 15px;
}

.sponsor-benefits strong {
    color: #495057;
    font-size: 0.9rem;
}

.sponsor-benefits p {
    color: #6c757d;
    font-size: 0.85rem;
    margin-top: 5px;
}

.sponsor-tier-badge {
    text-align: center;
    margin-bottom: 15px;
}

.tier-badge {
    display: inline-block;
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.tier-platinum {
    background: linear-gradient(45deg, #e5e5e5, #ffffff);
    color: #495057;
}

.tier-gold {
    background: linear-gradient(45deg, #ffd700, #ffed4e);
    color: #495057;
}

.tier-silver {
    background: linear-gradient(45deg, #c0c0c0, #e8e8e8);
    color: #495057;
}

.tier-bronze {
    background: linear-gradient(45deg, #cd7f32, #daa520);
    color: white;
}

.sponsor-actions {
    text-align: center;
}

.sponsor-stats {
    margin: 60px 0;
    padding: 40px;
    background: #f8f9fa;
    border-radius: 15px;
}

.sponsor-cta {
    text-align: center;
    padding: 60px 40px;
    background: linear-gradient(135deg, #007bff, #0056b3);
    border-radius: 15px;
    color: white;
    margin-top: 60px;
}

.sponsor-cta h3 {
    font-size: 2rem;
    margin-bottom: 15px;
}

.sponsor-cta p {
    font-size: 1.1rem;
    margin-bottom: 30px;
    opacity: 0.9;
}

.sponsors-empty {
    text-align: center;
    padding: 80px 0;
}

.sponsor-empty-message {
    max-width: 500px;
    margin: 0 auto;
}

/* ===================================
   EXHIBITOR BENEFITS PAGE STYLES
   =================================== */

.benefits-hero {
    position: relative;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 120px 0;
    text-align: center;
    overflow: hidden;
}

.benefits-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="50" cy="50" r="1" fill="rgba(255,255,255,0.1)"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    opacity: 0.3;
}

.benefits-hero .hero-content {
    position: relative;
    z-index: 2;
}

.benefits-hero h1 {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 20px;
}

.benefits-hero .hero-subtitle {
    font-size: 1.3rem;
    margin-bottom: 50px;
    opacity: 0.9;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin: 50px 0;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.hero-stats .stat {
    text-align: center;
}

.hero-stats .stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.hero-stats .stat-label {
    font-size: 1rem;
    opacity: 0.8;
}

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

.benefits-content {
    padding: 80px 0;
    background: #f8f9fa;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
    margin-top: 50px;
}

.benefit-card {
    background: white;
    border-radius: 15px;
    padding: 40px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.benefit-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
}

.benefit-header h3 {
    font-size: 1.5rem;
    color: #2c3e50;
    margin-bottom: 20px;
}

.benefit-content {
    color: #6c757d;
    line-height: 1.6;
    margin-bottom: 25px;
}

.benefit-statistics {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 20px;
    padding-top: 25px;
    border-top: 1px solid #e9ecef;
}

.statistic {
    text-align: center;
}

.statistic-value {
    display: block;
    font-size: 1.8rem;
    font-weight: 700;
    color: #007bff;
    margin-bottom: 5px;
}

.statistic-label {
    font-size: 0.85rem;
    color: #6c757d;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.event-statistics {
    padding: 80px 0;
    background: white;
}

.statistics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-top: 50px;
}

.statistic-item {
    text-align: center;
    padding: 30px;
    background: #f8f9fa;
    border-radius: 15px;
    transition: all 0.3s ease;
}

.statistic-item:hover {
    background: #007bff;
    color: white;
    transform: translateY(-5px);
}

.statistic-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 10px;
}

.statistic-description {
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 500;
}

.exhibitor-testimonials {
    padding: 80px 0;
    background: #f8f9fa;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
    margin-top: 50px;
}

.testimonial-card {
    background: white;
    border-radius: 15px;
    padding: 40px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    position: relative;
    transition: all 0.3s ease;
}

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
}

.testimonial-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    background: #ffc107;
    color: #212529;
    padding: 5px 12px;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 600;
}

.testimonial-content blockquote {
    font-size: 1.1rem;
    line-height: 1.6;
    color: #495057;
    font-style: italic;
    margin-bottom: 25px;
    position: relative;
}

.testimonial-content blockquote::before {
    content: '"';
    font-size: 4rem;
    color: #e9ecef;
    position: absolute;
    top: -20px;
    left: -10px;
    font-family: serif;
}

.testimonial-rating {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
}

.rating-stars {
    display: flex;
    gap: 2px;
}

.star {
    color: #e9ecef;
    font-size: 1.2rem;
}

.star.filled {
    color: #ffc107;
}

.rating-text {
    color: #6c757d;
    font-size: 0.9rem;
}

.testimonial-author strong {
    color: #2c3e50;
    font-size: 1.1rem;
}

.author-company {
    display: block;
    color: #007bff;
    margin-top: 5px;
}

.testimonial-year {
    display: block;
    color: #6c757d;
    font-size: 0.9rem;
    margin-top: 5px;
}

.sponsorship-opportunities {
    padding: 80px 0;
    background: white;
}

.sponsorship-tiers {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    margin-top: 50px;
}

.tier-card {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    position: relative;
}

.tier-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.tier-platinum {
    border-top: 5px solid #e5e5e5;
}

.tier-gold {
    border-top: 5px solid #ffd700;
}

.tier-silver {
    border-top: 5px solid #c0c0c0;
}

.tier-header {
    padding: 30px;
    text-align: center;
    background: #f8f9fa;
}

.tier-header h3 {
    font-size: 1.5rem;
    color: #2c3e50;
    margin-bottom: 10px;
}

.tier-price {
    color: #007bff;
    font-weight: 600;
    font-size: 1.1rem;
}

.tier-benefits {
    padding: 30px;
}

.tier-benefits ul {
    list-style: none;
}

.tier-benefits li {
    padding: 8px 0;
    position: relative;
    padding-left: 25px;
}

.tier-benefits li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #28a745;
    font-weight: bold;
}

.tier-action {
    padding: 0 30px 30px;
}

.benefits-cta {
    padding: 80px 0;
    background: linear-gradient(135deg, #007bff, #0056b3);
    color: white;
    text-align: center;
}

.cta-content h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.cta-content p {
    font-size: 1.2rem;
    margin-bottom: 40px;
    opacity: 0.9;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
    margin-bottom: 40px;
}

.cta-contact-info {
    opacity: 0.8;
}

.cta-contact-info a {
    color: white;
    text-decoration: underline;
}

.benefits-faq {
    padding: 80px 0;
    background: #f8f9fa;
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.faq-item {
    background: white;
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
}

.faq-item h4 {
    color: #2c3e50;
    margin-bottom: 15px;
    font-size: 1.2rem;
}

.faq-item p {
    color: #6c757d;
    line-height: 1.6;
}

/* ===================================
   RESPONSIVE DESIGN
   =================================== */

/* Tablet Styles */
@media (max-width: 768px) {
    /* Participants Section */
    .participants-section {
        padding: 60px 0;
    }
    
    .participants-section .section-title {
        font-size: 2rem;
    }
    
    .participants-filter {
        flex-direction: column;
        align-items: center;
    }
    
    .participants-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 20px;
    }
    
    .participants-page-grid {
        grid-template-columns: 1fr;
    }
    
    .participant-card {
        margin: 0 auto;
        max-width: 350px;
    }
    
    /* Sponsors Section */
    .sponsors-section {
        padding: 60px 0;
    }
    
    .sponsor-tier-title {
        font-size: 1.5rem;
    }
    
    .sponsor-grid-platinum,
    .sponsor-grid-gold,
    .sponsor-grid-silver,
    .sponsor-grid-bronze {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    }
    
    .sponsor-stats .stats-grid {
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
        gap: 20px;
    }
    
    /* Benefits Page */
    .benefits-hero {
        padding: 80px 0;
    }
    
    .benefits-hero h1 {
        font-size: 2.5rem;
    }
    
    .hero-stats {
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
        gap: 30px;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .benefits-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .statistics-grid {
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
        gap: 20px;
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .sponsorship-tiers {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .faq-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
}

/* Mobile Styles */
@media (max-width: 480px) {
    /* Participants Section */
    .participants-section {
        padding: 40px 0;
    }
    
    .participants-section .section-title {
        font-size: 1.8rem;
    }
    
    .participants-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .participant-card {
        max-width: 100%;
    }
    
    .participant-info {
        padding: 20px;
    }
    
    .filter-btn {
        padding: 10px 16px;
        font-size: 0.9rem;
    }
    
    /* Sponsors Section */
    .sponsors-section {
        padding: 40px 0;
    }
    
    .sponsor-tier-title {
        font-size: 1.3rem;
    }
    
    .sponsor-grid-platinum,
    .sponsor-grid-gold,
    .sponsor-grid-silver,
    .sponsor-grid-bronze {
        grid-template-columns: 1fr;
    }
    
    .sponsor-info {
        padding: 20px;
    }
    
    .sponsor-cta {
        padding: 40px 20px;
    }
    
    .sponsor-cta h3 {
        font-size: 1.5rem;
    }
    
    /* Benefits Page */
    .benefits-hero {
        padding: 60px 0;
    }
    
    .benefits-hero h1 {
        font-size: 2rem;
    }
    
    .benefits-hero .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .hero-stats {
        grid-template-columns: 1fr 1fr;
        gap: 20px;
    }
    
    .hero-stats .stat-number {
        font-size: 2rem;
    }
    
    .benefit-card {
        padding: 25px;
    }
    
    .benefit-statistics {
        grid-template-columns: 1fr 1fr;
        gap: 15px;
    }
    
    .statistic-item {
        padding: 20px;
    }
    
    .statistic-number {
        font-size: 2rem;
    }
    
    .testimonial-card {
        padding: 25px;
    }
    
    .tier-header,
    .tier-benefits,
    .tier-action {
        padding: 20px;
    }
    
    .benefits-cta {
        padding: 60px 0;
    }
    
    .cta-content h2 {
        font-size: 2rem;
    }
    
    .cta-content p {
        font-size: 1.1rem;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .faq-item {
        padding: 20px;
    }
}

/* Touch-friendly interactions */
@media (hover: none) and (pointer: coarse) {
    .participant-card:hover,
    .sponsor-card:hover,
    .benefit-card:hover,
    .testimonial-card:hover,
    .tier-card:hover {
        transform: none;
    }
    
    .filter-btn,
    .linkedin-link,
    .pagination-btn,
    .btn {
        min-height: 44px;
        min-width: 44px;
    }
    
    .participant-card,
    .sponsor-card,
    .benefit-card {
        cursor: pointer;
    }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .participant-card,
    .sponsor-card,
    .benefit-card,
    .testimonial-card {
        border: 2px solid #000;
    }
    
    .filter-btn {
        border: 2px solid #000;
    }
    
    .category-badge,
    .tier-badge {
        border: 1px solid #000;
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    .participant-card,
    .sponsor-card,
    .benefit-card,
    .testimonial-card,
    .tier-card,
    .filter-btn,
    .btn {
        transition: none;
    }
    
    .participant-image img {
        transition: none;
    }
}

/* Sponsors Page Styles */
.sponsors-page {
    padding: 2rem 0;
}

.sponsors-filter-section {
    margin-bottom: 2rem;
    padding: 1.5rem;
    background: #f8f9fa;
    border-radius: 8px;
}

.sponsors-filter-section h3 {
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.sponsors-filter {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.sponsors-filter .filter-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: white;
    border: 2px solid #e9ecef;
    border-radius: 25px;
    text-decoration: none;
    color: #495057;
    font-weight: 500;
    transition: all 0.3s ease;
}

.sponsors-filter .filter-btn:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.sponsors-filter .filter-btn.active {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
}

.sponsors-filter .count {
    background: rgba(0, 0, 0, 0.1);
    padding: 0.2rem 0.5rem;
    border-radius: 12px;
    font-size: 0.8rem;
}

.sponsors-filter .filter-btn.active .count {
    background: rgba(255, 255, 255, 0.2);
}

.sponsors-page-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.sponsor-card-detailed {
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.sponsor-card-detailed:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.sponsor-card-detailed.tier-platinum {
    border-color: #e5e7eb;
}

.sponsor-card-detailed.tier-gold {
    border-color: #fbbf24;
}

.sponsor-card-detailed.tier-silver {
    border-color: #9ca3af;
}

.sponsor-card-detailed.tier-bronze {
    border-color: #cd7c2f;
}

.sponsor-logo {
    position: relative;
    height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #f8f9fa;
    padding: 1rem;
}

.sponsor-logo img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.sponsor-placeholder {
    width: 80px;
    height: 80px;
    background: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    font-weight: bold;
}

.tier-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    padding: 0.3rem 0.8rem;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: bold;
    text-transform: uppercase;
}

.tier-badge.tier-platinum {
    background: #f3f4f6;
    color: #374151;
}

.tier-badge.tier-gold {
    background: #fbbf24;
    color: #92400e;
}

.tier-badge.tier-silver {
    background: #9ca3af;
    color: #374151;
}

.tier-badge.tier-bronze {
    background: #cd7c2f;
    color: #92400e;
}

.sponsor-info {
    padding: 1.5rem;
}

.sponsor-name {
    font-size: 1.3rem;
    margin-bottom: 0.8rem;
    color: var(--primary-color);
}

.sponsor-description {
    color: #6b7280;
    line-height: 1.6;
    margin-bottom: 1rem;
}

.sponsor-website {
    margin-bottom: 0.5rem;
}

.website-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.website-link:hover {
    color: var(--secondary-color);
}

.contact-link {
    color: #6b7280;
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s ease;
}

.contact-link:hover {
    color: var(--primary-color);
}

/* Responsive Design for Sponsors */
@media (max-width: 768px) {
    .sponsors-page-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .sponsors-filter {
        flex-direction: column;
        align-items: stretch;
    }
    
    .sponsors-filter .filter-btn {
        justify-content: space-between;
        border-radius: 8px;
    }
    
    .sponsor-logo {
        height: 150px;
    }
}
/* Participants Section on Homepage */
.participants-section {
    padding: 80px 0;
    background: #f8f9fa;
}

.participants-section .section-title {
    text-align: center;
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-weight: 700;
}

.participants-section .section-subtitle {
    text-align: center;
    font-size: 1.2rem;
    color: var(--text-light);
    margin-bottom: 3rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.participants-filter {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 3rem;
}

.participants-filter .filter-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: white;
    border: 2px solid #e9ecef;
    border-radius: 25px;
    text-decoration: none;
    color: #495057;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 0.9rem;
}

.participants-filter .filter-btn:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
    transform: translateY(-2px);
}

.participants-filter .filter-btn.active {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
}

.participants-filter .count {
    background: rgba(0, 0, 0, 0.1);
    padding: 0.2rem 0.5rem;
    border-radius: 12px;
    font-size: 0.8rem;
}

.participants-filter .filter-btn.active .count {
    background: rgba(255, 255, 255, 0.2);
}

.participants-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.participant-card {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.participant-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    border-color: var(--primary-color);
}

.participant-image {
    position: relative;
    height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    overflow: hidden;
}

.participant-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.participant-placeholder {
    width: 80px;
    height: 80px;
    background: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    font-weight: bold;
}

.featured-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: var(--accent-color);
    color: white;
    padding: 0.3rem 0.8rem;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: bold;
}

.participant-info {
    padding: 1.5rem;
}

.participant-name {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
    color: var(--primary-color);
    font-weight: 600;
}

.participant-title {
    color: var(--text-light);
    font-size: 0.9rem;
    margin-bottom: 0.3rem;
    font-weight: 500;
}

.participant-company {
    color: var(--dark-color);
    font-size: 0.9rem;
    margin-bottom: 1rem;
    font-weight: 500;
}

.participant-category {
    margin-bottom: 1rem;
}

.category-badge {
    display: inline-block;
    padding: 0.3rem 0.8rem;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
}

.category-badge.category-speaker {
    background: #e3f2fd;
    color: #1976d2;
}

.category-badge.category-exhibitor {
    background: #f3e5f5;
    color: #7b1fa2;
}

.category-badge.category-visitor {
    background: #e8f5e8;
    color: #388e3c;
}

.category-badge.category-sponsor {
    background: #fff3e0;
    color: #f57c00;
}

.participant-social {
    margin-top: 1rem;
}

.linkedin-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: #0077b5;
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: color 0.3s ease;
}

.linkedin-link:hover {
    color: #005885;
}

.participants-load-more {
    margin-bottom: 2rem;
}

/* Responsive Design for Participants */
@media (max-width: 768px) {
    .participants-section {
        padding: 60px 0;
    }
    
    .participants-section .section-title {
        font-size: 2rem;
    }
    
    .participants-filter {
        flex-direction: column;
        align-items: center;
        gap: 0.8rem;
    }
    
    .participants-filter .filter-btn {
        width: 100%;
        max-width: 300px;
        justify-content: space-between;
        border-radius: 8px;
    }
    
    .participants-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .participant-image {
        height: 150px;
    }
    
    .participant-info {
        padding: 1rem;
    }
}