:root {
    --primary-color: #1a3a52;
    --secondary-color: #d4af37;
    --accent-color: #ff6b35;
    --dark-gray: #2c3e50;
    --medium-gray: #7f8c8d;
    --light-gray: #ecf0f1;
    --white: #ffffff;
    --black: #0a0a0a;
    --success: #27ae60;
    --warning: #f39c12;
    --danger: #e74c3c;
    --gradient-primary: linear-gradient(135deg, #1a3a52 0%, #2c5282 100%);
    --gradient-gold: linear-gradient(135deg, #d4af37 0%, #f4e5c3 100%);
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.08);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.12);
    --shadow-lg: 0 8px 24px rgba(0,0,0,0.16);
    --shadow-xl: 0 16px 48px rgba(0,0,0,0.2);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: 'Open Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1.6;
    color: var(--dark-gray);
    background: var(--white);
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    line-height: 1.2;
    color: var(--primary-color);
}

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

.header {
    background: var(--white);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    box-shadow: 0 2px 20px rgba(26, 58, 82, 0.08);
    transition: var(--transition);
}

.header.scrolled {
    box-shadow: 0 4px 30px rgba(26, 58, 82, 0.15);
}

.navbar {
    padding: 0.75rem 0;
}

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

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    transition: var(--transition);
}

.logo-image {
    height: 65px;
    width: auto;
    object-fit: contain;
    transition: var(--transition);
}

.logo:hover {
    transform: translateX(5px);
}

.logo-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: var(--primary-color);
    margin: 3px 0;
    transition: var(--transition);
    border-radius: 3px;
}

.nav-menu {
    display: flex;
    list-style: none;
    align-items: center;
    gap: 1.5rem;
}

.nav-link {
    text-decoration: none;
    color: var(--dark-gray);
    font-weight: 600;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.3px;
    position: relative;
    transition: var(--transition);
    padding: 0.4rem 0;
    white-space: nowrap;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--secondary-color);
    transition: var(--transition);
}

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

.nav-link:hover::after {
    width: 100%;
}

.nav-link.cta-button {
    background: var(--gradient-gold);
    color: var(--primary-color);
    padding: 0.75rem 1.5rem;
    border-radius: 50px;
    box-shadow: var(--shadow-md);
    font-weight: 700;
}

.nav-link.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.nav-link.cta-button::after {
    display: none;
}

.hero-video {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 0 80px;
    overflow: hidden;
}

.video-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 0;
}

.video-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: 0;
}

.video-container iframe {
    position: absolute;
    top: -25%;
    left: -25%;
    width: 150%;
    height: 150%;
    min-width: 150%;
    min-height: 150%;
    pointer-events: none;
    border: none;
    object-fit: cover;
}

.video-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        135deg,
        rgba(26, 58, 82, 0.75) 0%,
        rgba(44, 82, 130, 0.6) 50%,
        rgba(26, 58, 82, 0.8) 100%
    );
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: var(--white);
    width: 100%;
}

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

.hero-logo-image {
    height: 80px;
    width: auto;
    object-fit: contain;
    filter: drop-shadow(0 4px 12px rgba(0,0,0,0.3));
    animation: fadeInUp 1.5s ease 0.5s both;
}

.audio-toggle {
    position: absolute;
    top: 50%;
    right: 30px;
    transform: translateY(-50%);
    z-index: 3;
    background: rgba(255, 255, 255, 0.2);
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
    backdrop-filter: blur(10px);
}

.audio-toggle:hover {
    background: rgba(255, 255, 255, 0.3);
    border-color: rgba(255, 255, 255, 0.5);
    transform: translateY(-50%) scale(1.1);
}

.audio-toggle svg {
    fill: var(--white);
    transition: var(--transition);
}

.audio-toggle:hover svg {
    fill: var(--secondary-color);
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 800;
    margin-bottom: 1rem;
    color: var(--white);
    text-transform: uppercase;
    letter-spacing: 2px;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
    animation: fadeInUp 1s ease;
}

.hero-subtitle {
    font-size: clamp(1.1rem, 2vw, 1.5rem);
    font-weight: 400;
    margin-bottom: 3rem;
    opacity: 0.95;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    animation: fadeInUp 1s ease 0.2s both;
}

.hero-info {
    display: flex;
    justify-content: center;
    gap: 3rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
    animation: fadeInUp 1s ease 0.4s both;
}

.info-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.1rem;
    font-weight: 600;
}

.info-item .icon {
    fill: var(--secondary-color);
    filter: drop-shadow(0 2px 4px rgba(0,0,0,0.2));
}

.hero-actions {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 4rem;
    animation: fadeInUp 1s ease 0.6s both;
}

.btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    font-size: 1rem;
    font-weight: 700;
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-radius: 50px;
    transition: var(--transition);
    cursor: pointer;
    border: none;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255,255,255,0.1);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn-primary {
    background: var(--gradient-gold);
    color: var(--primary-color);
    box-shadow: 0 4px 20px rgba(212, 175, 55, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(212, 175, 55, 0.4);
}

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

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

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

.btn-outline:hover {
    background: var(--primary-color);
    color: var(--white);
    transform: translateY(-2px);
}

.btn-block {
    width: 100%;
}

.countdown {
    display: flex;
    justify-content: center;
    gap: 2rem;
    animation: fadeInUp 1s ease 0.8s both;
}

.countdown-item {
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(10px);
    padding: 1.5rem;
    border-radius: 15px;
    min-width: 100px;
    border: 1px solid rgba(255,255,255,0.2);
}

.countdown-value {
    display: block;
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--secondary-color);
    text-shadow: 2px 2px 4px rgba(0,0,0,0.2);
}

.countdown-label {
    display: block;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 0.5rem;
    opacity: 0.9;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    text-align: center;
    margin-bottom: 1rem;
    color: var(--primary-color);
    position: relative;
    padding-bottom: 1rem;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: var(--gradient-gold);
    border-radius: 2px;
}

.section-subtitle {
    text-align: center;
    font-size: 1.1rem;
    color: var(--medium-gray);
    margin-bottom: 3rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.about {
    padding: 100px 0;
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.lead {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.features {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 3rem;
}

.feature {
    text-align: center;
    padding: 2rem 1rem;
    background: var(--white);
    border-radius: 15px;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

.feature:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.feature-icon {
    fill: var(--secondary-color);
    margin-bottom: 1rem;
}

.feature h3 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
    color: var(--primary-color);
}

.feature p {
    color: var(--medium-gray);
    font-size: 0.95rem;
}

.about-image {
    position: relative;
}

.about-image img {
    width: 100%;
    height: auto;
    display: block;
    border: none;
    box-shadow: none;
}

.product-categories {
    padding: 100px 0;
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
}

.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.category-card {
    background: var(--white);
    padding: 2.5rem 2rem;
    border-radius: 15px;
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: var(--transition);
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
}

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

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

.category-card:hover::before {
    left: 0;
}

.category-icon {
    margin-bottom: 1.5rem;
    display: inline-block;
    padding: 1rem;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--dark-gray) 100%);
    border-radius: 50%;
    transition: var(--transition);
}

.category-card:hover .category-icon {
    transform: scale(1.1);
    background: var(--gradient-gold);
}

.category-icon svg {
    fill: var(--white);
    transition: var(--transition);
}

.category-card:hover .category-icon svg {
    fill: var(--primary-color);
}

.category-card h3 {
    font-size: 1.25rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-weight: 700;
}

.category-card p {
    color: var(--medium-gray);
    line-height: 1.6;
    font-size: 0.95rem;
}

.sponsors {
    padding: 100px 0;
    background: var(--white);
}

.sponsors-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.sponsor-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 15px;
    box-shadow: var(--shadow-md);
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 150px;
    transition: var(--transition);
    border: 2px solid transparent;
}

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

.gallery {
    padding: 100px 0;
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
}

.gallery-filters {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 0.75rem 1.5rem;
    background: var(--white);
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    border-radius: 50px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

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

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    max-width: 100%;
}

.gallery-item {
    position: relative;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    cursor: pointer;
}

.gallery-item:hover {
    transform: scale(1.03);
    box-shadow: var(--shadow-xl);
}

.gallery-item img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    display: block;
}

.business-round {
    padding: 100px 0;
    background: linear-gradient(135deg, #1a3a52 0%, #2c5282 100%);
    color: var(--white);
}

.business-round .section-title,
.business-round .section-subtitle {
    color: var(--white);
}

.business-round .section-title::after {
    background: var(--gradient-gold);
}

.business-round-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
    margin-top: 3rem;
}

.business-round-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.business-card {
    background: rgba(255, 255, 255, 0.1);
    padding: 2rem;
    border-radius: 15px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: var(--transition);
}

.business-card:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateX(10px);
}

.business-icon {
    margin-bottom: 1.5rem;
    display: inline-block;
    padding: 1rem;
    background: var(--gradient-gold);
    border-radius: 50%;
    transition: var(--transition);
}

.business-card:hover .business-icon {
    transform: scale(1.1);
}

.business-icon svg {
    fill: var(--primary-color);
}

.business-card h3 {
    color: var(--secondary-color);
    margin-bottom: 1rem;
    font-size: 1.25rem;
}

.business-card p {
    line-height: 1.6;
    opacity: 0.9;
}

.business-round-form {
    background: var(--white);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.form-container {
    padding: 2.5rem;
}

.form-container h3 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    font-size: 1.5rem;
}

.form-container > p {
    color: var(--medium-gray);
    margin-bottom: 2rem;
}

.business-form .form-group {
    margin-bottom: 1.5rem;
}

.business-form textarea {
    width: 100%;
    padding: 0.875rem;
    border: 2px solid var(--light-gray);
    border-radius: 10px;
    font-size: 1rem;
    transition: var(--transition);
    background: var(--white);
    font-family: inherit;
    resize: vertical;
}

.business-form textarea:focus {
    outline: none;
    border-color: var(--secondary-color);
    box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.1);
}

.business-benefits {
    margin-top: 2rem;
    padding: 1.5rem;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border-radius: 10px;
}

.business-benefits h4 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

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

.business-benefits li {
    padding: 0.5rem 0;
    color: var(--dark-gray);
    font-size: 0.95rem;
}

.registration {
    padding: 100px 0;
    background: var(--white);
}

.registration-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
    max-width: 1000px;
    margin: 0 auto;
}

.registration-form {
    background: var(--white);
    padding: 3rem;
    border-radius: 20px;
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--light-gray);
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 0.5px;
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 0.875rem;
    border: 2px solid var(--light-gray);
    border-radius: 10px;
    font-size: 1rem;
    transition: var(--transition);
    background: var(--white);
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--secondary-color);
    box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.1);
}

.checkbox-group {
    display: flex;
    align-items: center;
}

.checkbox-group label {
    display: flex;
    align-items: center;
    font-weight: 500;
    cursor: pointer;
    margin-bottom: 0;
}

.checkbox-group input[type="checkbox"] {
    width: auto;
    margin-right: 0.75rem;
    cursor: pointer;
}

.registration-info {
    background: linear-gradient(135deg, #1a3a52 0%, #2c5282 100%);
    padding: 2rem;
    border-radius: 20px;
    color: var(--white);
}

.registration-info h3 {
    color: var(--secondary-color);
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
}

.registration-info ul {
    list-style: none;
    margin-bottom: 2rem;
}

.registration-info li {
    padding: 0.75rem 0;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    position: relative;
    padding-left: 1.5rem;
}

.registration-info li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--secondary-color);
    font-weight: bold;
}

.contact-box {
    background: rgba(255,255,255,0.1);
    padding: 1.5rem;
    border-radius: 15px;
    backdrop-filter: blur(10px);
}

.contact-box h4 {
    color: var(--secondary-color);
    margin-bottom: 1rem;
}

.contact-box p {
    margin-bottom: 0.5rem;
}

.location {
    padding: 100px 0;
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
}

.location-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 3rem;
    align-items: start;
}

.location-info {
    background: var(--white);
    padding: 2rem;
    border-radius: 20px;
    box-shadow: var(--shadow-xl);
}

.location-info h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 1.8rem;
}

.location-features {
    margin: 2rem 0;
}

.location-feature {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 0;
    border-bottom: 1px solid var(--light-gray);
}

.location-feature .icon {
    fill: var(--secondary-color);
}

.location-map {
    height: 500px;
    background: var(--light-gray);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.footer {
    background: linear-gradient(135deg, #1a3a52 0%, #0a1929 100%);
    color: var(--white);
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-logo {
    margin-bottom: 1.5rem;
}

.footer-logo-image {
    height: 60px;
    width: auto;
    object-fit: contain;
}

.footer-section h3,
.footer-section h4 {
    color: var(--secondary-color);
    margin-bottom: 1.5rem;
}

.footer-logo h3 {
    margin-bottom: 0;
}

.footer-section p {
    margin-bottom: 1rem;
    opacity: 0.9;
}

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

.footer-section li {
    margin-bottom: 0.75rem;
}

.footer-section a {
    color: var(--white);
    text-decoration: none;
    opacity: 0.9;
    transition: var(--transition);
}

.footer-section a:hover {
    opacity: 1;
    color: var(--secondary-color);
}

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

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(255,255,255,0.1);
    border-radius: 50%;
    transition: var(--transition);
}

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

.social-links svg {
    fill: var(--white);
}

.newsletter-form {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.newsletter-form input {
    flex: 1;
    padding: 0.75rem;
    border: none;
    border-radius: 50px;
    background: rgba(255,255,255,0.1);
    color: var(--white);
}

.newsletter-form input::placeholder {
    color: rgba(255,255,255,0.6);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255,255,255,0.1);
    opacity: 0.8;
}

.scroll-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--gradient-gold);
    border: none;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    box-shadow: var(--shadow-lg);
    z-index: 999;
}

.scroll-top.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-top:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.scroll-top svg {
    fill: var(--primary-color);
}

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

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

@media (max-width: 1024px) {
    .about-grid,
    .registration-content,
    .location-content,
    .business-round-content {
        grid-template-columns: 1fr;
    }

    .features,
    .categories-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 15px;
    }

    .nav-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: var(--white);
        flex-direction: column;
        padding: 2rem;
        transition: var(--transition);
        box-shadow: var(--shadow-xl);
    }

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

    .hero-video {
        padding: 80px 0 40px;
        min-height: 100vh;
    }

    .video-container iframe {
        top: -50%;
        left: -50%;
        width: 200%;
        height: 200%;
        min-width: 200%;
        min-height: 200%;
    }

    .hero-content {
        padding: 0 10px;
    }

    .video-overlay {
        background: linear-gradient(135deg,
            rgba(26, 58, 82, 0.85) 0%,
            rgba(44, 82, 130, 0.75) 50%,
            rgba(26, 58, 82, 0.85) 100%);
    }

    .audio-toggle {
        width: 50px;
        height: 50px;
        right: 20px;
    }

    .hero-title {
        font-size: clamp(2rem, 8vw, 3rem);
    }

    .hero-subtitle {
        font-size: clamp(1rem, 4vw, 1.2rem);
    }

    .hero-info {
        flex-direction: column;
        gap: 1rem;
        margin-bottom: 2rem;
    }

    .info-item {
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 0.5rem;
        font-size: 0.9rem;
    }

    .countdown {
        flex-wrap: wrap;
        gap: 1rem;
    }

    .countdown-item {
        min-width: 70px;
        padding: 0.75rem 0.5rem;
        border-radius: 8px;
    }

    .countdown-value {
        font-size: 1.8rem !important;
    }

    .countdown-label {
        font-size: 0.75rem !important;
    }

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

    .footer-content {
        grid-template-columns: 1fr;
    }

    .hero-actions {
        flex-direction: column;
        align-items: center;
        gap: 1rem;
        margin-bottom: 2rem;
    }

    .hero-actions .btn {
        width: 100%;
        max-width: 280px;
        padding: 14px 20px;
        font-size: 1rem;
    }

    .btn {
        width: 100%;
        max-width: 300px;
    }

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

    .category-card {
        padding: 2rem 1.5rem;
    }

    .business-round-content {
        gap: 2rem;
    }

    .business-round-info {
        gap: 1.5rem;
    }

    .business-card {
        padding: 1.5rem;
    }

    .form-container {
        padding: 2rem;
    }
}

/* Pricing Info Styles */
.pricing-info {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
    padding: 1.5rem;
    border-radius: 12px;
    margin: 1rem 0;
    box-shadow: var(--shadow-lg);
}

.pricing-info p {
    margin: 0.5rem 0;
    font-size: 1.1rem;
}

.pricing-info strong {
    font-weight: 700;
}

/* Brands Carousel Styles */
.brands-carousel {
    background: linear-gradient(135deg, #f8f9fa, #e9ecef);
    padding: 2rem 0;
    overflow: hidden;
    border-top: 1px solid #dee2e6;
    border-bottom: 1px solid #dee2e6;
}

.brands-carousel-container {
    width: 100%;
    overflow: hidden;
    position: relative;
}

.brands-carousel-track {
    display: flex;
    animation: scrollBrands 60s linear infinite;
    gap: 2rem;
    align-items: center;
    width: fit-content;
}

.brand-item {
    flex-shrink: 0;
    background: white;
    padding: 1rem;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 120px;
    height: 80px;
}

.brand-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(0,0,0,0.15);
}

.brand-item img {
    max-width: 100%;
    max-height: 60px;
    object-fit: contain;
    filter: grayscale(20%);
    transition: filter 0.3s ease;
}

.brand-item:hover img {
    filter: grayscale(0%);
}

.brand-item-featured {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border: 2px solid var(--secondary-color);
    transform: scale(1.1);
}

.brand-item-featured img {
    filter: grayscale(0%) !important;
    opacity: 1 !important;
}

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

/* Pause animation on hover */
.brands-carousel:hover .brands-carousel-track {
    animation-play-state: paused;
}

@media (max-width: 768px) {
    .brands-carousel-track {
        animation-duration: 45s;
        gap: 1rem;
    }

    .brand-item {
        min-width: 100px;
        height: 60px;
        padding: 0.5rem;
    }

    .brand-item img {
        max-height: 40px;
    }
}

/* Mejoras adicionales para móviles muy pequeños */
@media (max-width: 480px) {
    .hero-video {
        padding: 70px 0 30px;
    }

    .hero-title {
        font-size: clamp(1.8rem, 7vw, 2.5rem) !important;
        margin-bottom: 0.75rem;
    }

    .hero-subtitle {
        font-size: clamp(0.9rem, 3.5vw, 1.1rem) !important;
        margin-bottom: 2rem;
    }

    .hero-info {
        margin-bottom: 1.5rem;
    }

    .countdown {
        gap: 0.75rem;
    }

    .countdown-item {
        min-width: 65px;
        padding: 0.6rem 0.4rem;
    }

    .countdown-value {
        font-size: 1.5rem !important;
    }

    .countdown-label {
        font-size: 0.7rem !important;
    }

    .hero-actions .btn {
        max-width: 260px;
        padding: 12px 16px;
        font-size: 0.95rem;
    }

    .hero-logo-image {
        height: 60px;
    }

    .logo-image {
        height: 45px;
    }

    .footer-logo-image {
        height: 50px;
    }

    .container {
        padding: 0 12px;
    }
}

/* Botón flotante de WhatsApp */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: #25D366;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.5);
    z-index: 1000;
    transition: all 0.3s ease;
    animation: pulseWhatsApp 2s infinite;
}

.whatsapp-float:hover {
    background: #128C7E;
    transform: scale(1.1);
    box-shadow: 0 6px 25px rgba(37, 211, 102, 0.6);
}

.whatsapp-float svg {
    width: 32px;
    height: 32px;
    color: white;
}

/* Tooltip para WhatsApp */
.whatsapp-tooltip {
    position: absolute;
    right: 70px;
    top: 50%;
    transform: translateY(-50%);
    background: #1a3a52;
    color: white;
    padding: 8px 12px;
    border-radius: 6px;
    font-size: 14px;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.whatsapp-tooltip::after {
    content: '';
    position: absolute;
    right: -5px;
    top: 50%;
    transform: translateY(-50%);
    width: 0;
    height: 0;
    border-left: 5px solid #1a3a52;
    border-top: 5px solid transparent;
    border-bottom: 5px solid transparent;
}

.whatsapp-float:hover .whatsapp-tooltip {
    opacity: 1;
}

/* Animación de pulso para WhatsApp */
@keyframes pulseWhatsApp {
    0% {
        box-shadow: 0 4px 20px rgba(37, 211, 102, 0.5);
    }
    50% {
        box-shadow: 0 4px 30px rgba(37, 211, 102, 0.8);
    }
    100% {
        box-shadow: 0 4px 20px rgba(37, 211, 102, 0.5);
    }
}

/* Efecto de entrada del botón */
.whatsapp-float {
    animation: slideInUp 0.5s ease-out, pulseWhatsApp 2s infinite 0.5s;
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(100px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Animación de sacudida para llamar la atención */
@keyframes shake {
    0%, 100% { transform: translateX(0); }
    10%, 30%, 50%, 70%, 90% { transform: translateX(-5px); }
    20%, 40%, 60%, 80% { transform: translateX(5px); }
}

/* Ajustes para móviles */
@media (max-width: 768px) {
    .whatsapp-float {
        bottom: 20px;
        right: 20px;
        width: 55px;
        height: 55px;
    }

    .whatsapp-float svg {
        width: 28px;
        height: 28px;
    }

    .whatsapp-tooltip {
        display: none; /* Ocultar tooltip en móviles */
    }

    /* Evitar que se superponga con el botón de scroll */
    .scroll-top {
        bottom: 90px;
    }
}

/* Asegurar que no se superponga con otros elementos */
@media (max-width: 480px) {
    .whatsapp-float {
        bottom: 15px;
        right: 15px;
        width: 50px;
        height: 50px;
    }

    .whatsapp-float svg {
        width: 24px;
        height: 24px;
    }
}

/* === EVENTBRITE INTEGRATION STYLES === */

/* Eventbrite Integration Container */
.eventbrite-integration {
    margin-bottom: 2rem;
}

/* Eventbrite Card Styles */
.eventbrite-card {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 15px;
    padding: 2rem;
    text-align: center;
    color: white;
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.eventbrite-card::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);
    transition: var(--transition);
    opacity: 0;
}

.eventbrite-card:hover::before {
    opacity: 1;
    animation: shimmer 0.8s ease-in-out;
}

.eventbrite-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.eventbrite-icon {
    margin-bottom: 1rem;
}

.eventbrite-icon svg {
    fill: white;
    filter: drop-shadow(0 2px 4px rgba(0,0,0,0.2));
}

.eventbrite-card h3 {
    color: white;
    margin-bottom: 0.5rem;
    font-size: 1.5rem;
}

.eventbrite-card p {
    margin-bottom: 1.5rem;
    opacity: 0.9;
    font-size: 1rem;
}

/* Eventbrite Button Styles */
#eventbriteMainButton,
#eventbriteBusinessButton {
    background: rgba(255,255,255,0.2);
    color: white;
    border: 2px solid rgba(255,255,255,0.3);
    backdrop-filter: blur(10px);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

#eventbriteMainButton::before,
#eventbriteBusinessButton::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255,255,255,0.2);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.3s ease, height 0.3s ease;
    z-index: 0;
}

#eventbriteMainButton:hover,
#eventbriteBusinessButton:hover {
    background: rgba(255,255,255,0.3);
    border-color: rgba(255,255,255,0.5);
    transform: translateY(-2px);
}

#eventbriteMainButton:hover::before,
#eventbriteBusinessButton:hover::before {
    width: 300px;
    height: 300px;
}

#eventbriteMainButton span,
#eventbriteBusinessButton span {
    position: relative;
    z-index: 1;
}

/* Widget Container Styles */
.eventbrite-widget {
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    background: white;
    margin: 2rem 0;
}

.eventbrite-widget iframe {
    border-radius: 15px;
    min-height: 600px;
}

/* Toggle Buttons */
.eventbrite-toggle .btn {
    font-size: 0.875rem;
    margin-top: 0.5rem;
}

/* Business Form Integration */
.business-eventbrite {
    margin-bottom: 2rem;
}

.eventbrite-business-link {
    text-align: center;
    margin-bottom: 1rem;
}

.business-form-container {
    background: var(--light-gray);
    border-radius: 10px;
    padding: 1.5rem;
    margin-top: 1rem;
}

/* Link Buttons */
.btn-link {
    background: none;
    border: none;
    color: var(--primary-color);
    text-decoration: underline;
    cursor: pointer;
    font-size: inherit;
    padding: 0;
}

.btn-link:hover {
    color: var(--secondary-color);
    text-decoration: none;
}

.btn-link.btn-sm {
    font-size: 0.875rem;
}

/* Text Utilities */
.text-center {
    text-align: center;
}

.mt-2 {
    margin-top: 0.5rem;
}

/* Form Mode Toggle */
.form-mode-toggle {
    margin: 1rem 0;
    text-align: center;
}

.form-mode-toggle .btn {
    font-size: 0.875rem;
}

/* Responsive Adjustments */
@media (max-width: 768px) {
    .eventbrite-card {
        padding: 1.5rem;
        margin: 1rem 0;
    }

    .eventbrite-card h3 {
        font-size: 1.25rem;
    }

    .eventbrite-card p {
        font-size: 0.9rem;
    }

    .business-form-container {
        padding: 1rem;
    }

    .eventbrite-widget iframe {
        min-height: 500px;
    }
}

@media (max-width: 480px) {
    .eventbrite-card {
        padding: 1rem;
        margin: 0.5rem 0;
    }

    .eventbrite-card h3 {
        font-size: 1.1rem;
    }

    .eventbrite-widget iframe {
        min-height: 450px;
    }
}

/* Loading State */
.eventbrite-loading {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 3rem;
    color: var(--medium-gray);
}

.eventbrite-loading::after {
    content: '';
    width: 20px;
    height: 20px;
    border: 2px solid var(--light-gray);
    border-top: 2px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-left: 0.5rem;
}

/* Error State */
.eventbrite-error {
    background: #f8d7da;
    color: #721c24;
    padding: 1rem;
    border-radius: 8px;
    text-align: center;
    margin: 1rem 0;
}

/* Success State */
.eventbrite-success {
    background: #d4edda;
    color: #155724;
    padding: 1rem;
    border-radius: 8px;
    text-align: center;
    margin: 1rem 0;
}

/* Shimmer Animation */
@keyframes shimmer {
    0% {
        transform: translateX(-100%) translateY(-100%) rotate(45deg);
    }
    100% {
        transform: translateX(100%) translateY(100%) rotate(45deg);
    }
}

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

/* Hide/Show Classes */
.hidden {
    display: none !important;
}

.visible {
    display: block !important;
}

/* Fade In Animation */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 0.5s ease-in-out;
}