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

:root {
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --secondary: #ec4899;
    --dark: #0f172a;
    --dark-light: #1e293b;
    --gray: #64748b;
    --light: #f8fafc;
    --white: #ffffff;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--dark);
    background: var(--light);
    overflow-x: hidden;
}

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

/* Hero Section */
.hero {
    position: relative;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    width: 200%;
    height: 200%;
    background: 
        radial-gradient(circle, rgba(255,255,255,0.1) 1px, transparent 1px),
        radial-gradient(circle, rgba(255,255,255,0.1) 1px, transparent 1px);
    background-size: 50px 50px;
    background-position: 0 0, 25px 25px;
    animation: moveGrid 20s linear infinite;
}

@keyframes moveGrid {
    0% { transform: translate(0, 0); }
    100% { transform: translate(50px, 50px); }
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.2);
}

.hero-content {
    position: relative;
    z-index: 1;
    color: var(--white);
}

.hero-title {
    font-size: 4rem;
    font-weight: 700;
    margin-bottom: 20px;
    opacity: 0;
    animation: fadeInUp 1s ease forwards;
}

.hero-subtitle {
    font-size: 1.5rem;
    margin-bottom: 30px;
    opacity: 0;
    animation: fadeInUp 1s ease 0.3s forwards;
}

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

.cta-button {
    padding: 15px 40px;
    font-size: 1.1rem;
    background: var(--white);
    color: var(--primary);
    border: none;
    border-radius: 50px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s ease;
    opacity: 0;
    animation: fadeInUp 1s ease 0.6s forwards;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    color: var(--white);
    font-size: 2rem;
    animation: bounce 2s infinite;
}

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

/* Stats Section */
.stats {
    padding: 80px 0;
    background: var(--white);
}

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

.stat-item {
    opacity: 0;
    transform: translateY(30px);
}

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 10px;
}

.stat-label {
    font-size: 1.1rem;
    color: var(--gray);
}

/* Events Section */
.events-section {
    padding: 80px 0;
    background: var(--light);
}

.section-title {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 10px;
    color: var(--dark);
}

.section-subtitle {
    text-align: center;
    color: var(--gray);
    margin-bottom: 40px;
}

/* Filter Buttons */
.filter-buttons {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 15px;
    margin-bottom: 40px;
}

.filter-btn {
    padding: 10px 25px;
    border: 2px solid var(--primary);
    background: transparent;
    color: var(--primary);
    border-radius: 25px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s ease;
}

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

/* Table */
.table-container {
    background: var(--white);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(0,0,0,0.1);
}

.events-table {
    width: 100%;
    border-collapse: collapse;
}

.events-table thead {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: var(--white);
}

.events-table th {
    padding: 20px;
    text-align: left;
    font-weight: 600;
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.events-table tbody tr {
    border-bottom: 1px solid #e2e8f0;
    transition: all 0.3s ease;
    opacity: 0;
    animation: fadeInRow 0.5s ease forwards;
}

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

.events-table tbody tr:hover {
    background: #f1f5f9;
    transform: scale(1.01);
}

.events-table tbody tr.hidden {
    display: none;
}

.events-table td {
    padding: 20px;
}

.event-name {
    font-weight: 600;
    color: var(--dark);
}

.badge {
    display: inline-block;
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
}

.badge-tech {
    background: #dbeafe;
    color: #1e40af;
}

.badge-music {
    background: #fce7f3;
    color: #be185d;
}

.badge-art {
    background: #fef3c7;
    color: #92400e;
}

.badge-business {
    background: #d1fae5;
    color: #065f46;
}

.action-btn {
    padding: 8px 20px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: var(--white);
    border: none;
    border-radius: 20px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s ease;
}

.action-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(99, 102, 241, 0.4);
}

/* Newsletter */
.newsletter {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--dark) 0%, var(--dark-light) 100%);
    color: var(--white);
    text-align: center;
}

.newsletter-title {
    font-size: 2.5rem;
    margin-bottom: 10px;
}

.newsletter-subtitle {
    margin-bottom: 30px;
    color: var(--gray);
}

.newsletter-form {
    display: flex;
    justify-content: center;
    gap: 10px;
    max-width: 500px;
    margin: 0 auto;
}

.newsletter-form input {
    flex: 1;
    padding: 15px 20px;
    border: none;
    border-radius: 25px;
    font-size: 1rem;
}

.newsletter-form button {
    padding: 15px 30px;
    background: var(--primary);
    color: var(--white);
    border: none;
    border-radius: 25px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s ease;
}

.newsletter-form button:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
}

/* Footer */
.footer {
    padding: 40px 0;
    background: var(--dark);
    color: var(--white);
    text-align: center;
}

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

.social-links {
    display: flex;
    gap: 20px;
}

.social-links a {
    color: var(--white);
    text-decoration: none;
    transition: color 0.3s ease;
}

.social-links a:hover {
    color: var(--primary);
}

/* Responsive */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.2rem;
    }
    
    .table-container {
        overflow-x: auto;
    }
    
    .events-table {
        min-width: 800px;
    }
    
    .newsletter-form {
        flex-direction: column;
    }
    
    .footer .container {
        flex-direction: column;
        gap: 20px;
    }
    
    .stat-number {
        font-size: 2rem;
    }
}


/* Organizer Filter */
.organizer-filter {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    margin-bottom: 30px;
    padding: 20px;
    background: var(--white);
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.08);
}

.organizer-label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
    color: var(--dark);
    font-size: 1rem;
}

.organizer-label svg {
    color: var(--primary);
}

.organizer-select {
    padding: 12px 20px;
    border: 2px solid #e2e8f0;
    border-radius: 25px;
    font-size: 1rem;
    color: var(--dark);
    background: var(--white);
    cursor: pointer;
    transition: all 0.3s ease;
    min-width: 250px;
    font-weight: 500;
}

.organizer-select:hover {
    border-color: var(--primary);
}

.organizer-select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.organizer-name {
    color: var(--gray);
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 5px;
}

.organizer-name::before {
    content: '👤';
    font-size: 1rem;
}

/* Results Counter */
.results-counter {
    text-align: center;
    margin-top: 30px;
    padding: 15px;
    background: var(--white);
    border-radius: 10px;
    font-weight: 600;
    color: var(--gray);
    box-shadow: 0 3px 10px rgba(0,0,0,0.05);
}

.results-counter span {
    color: var(--primary);
    font-size: 1.1rem;
}

/* Responsive para filtro de organizador */
@media (max-width: 768px) {
    .organizer-filter {
        flex-direction: column;
        text-align: center;
    }
    
    .organizer-select {
        width: 100%;
        min-width: auto;
    }
}