/* Reset e configurações básicas */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Poppins', sans-serif;
    background-color: #000000;
    color: #ffffff;
    line-height: 1.6;
    overflow-x: hidden;
}

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

/* Header */
.header {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    transition: all 0.3s ease;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.logo-img {
    height: 50px;
    width: auto;
    transition: transform 0.3s ease;
}

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

.nav-menu {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-link {
    color: #ffffff;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
}

.nav-link:hover {
    color: #00ff88;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: #00ff88;
    transition: width 0.3s ease;
}

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

/* Hamburger Menu */
.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.bar {
    width: 25px;
    height: 3px;
    background: #ffffff;
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    background: linear-gradient(135deg, #000000 0%, #1a1a1a 100%);
    overflow: hidden;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.hero-content {
    z-index: 2;
}

.hero-title {
    font-size: 4rem;
    font-weight: 700;
    margin-bottom: 10px;
    background: linear-gradient(45deg, #ffffff, #00ff88);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: fadeInUp 1s ease;
}

.hero-subtitle {
    font-size: 2.5rem;
    font-weight: 600;
    color: #00ff88;
    margin-bottom: 20px;
    animation: fadeInUp 1s ease 0.2s both;
}

.hero-description {
    font-size: 1.2rem;
    margin-bottom: 30px;
    opacity: 0.9;
    animation: fadeInUp 1s ease 0.4s both;
}

.cta-button {
    display: inline-block;
    background: linear-gradient(45deg, #00ff88, #00cc6a);
    color: #000000;
    padding: 15px 30px;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    animation: fadeInUp 1s ease 0.6s both;
    box-shadow: 0 10px 30px rgba(0, 255, 136, 0.3);
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(0, 255, 136, 0.4);
}

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-logo {
    max-width: 100%;
    height: auto;
    animation: float 3s ease-in-out infinite;
    filter: drop-shadow(0 10px 30px rgba(0, 255, 136, 0.3));
}

.hero-decoration {
    position: absolute;
    top: 0;
    right: 0;
    width: 50%;
    height: 100%;
    background: radial-gradient(circle at center, rgba(0, 255, 136, 0.1) 0%, transparent 70%);
    z-index: 1;
}

/* About Section */
.about {
    padding: 100px 0;
    background: #111111;
}

.section-title {
    font-size: 3rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 50px;
    color: #00ff88;
}

.about-text {
    font-size: 1.2rem;
    text-align: center;
    margin-bottom: 50px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    opacity: 0.9;
}

.about-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.feature {
    background: rgba(0, 255, 136, 0.05);
    padding: 40px 30px;
    border-radius: 15px;
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid rgba(0, 255, 136, 0.1);
}

.feature:hover {
    transform: translateY(-10px);
    background: rgba(0, 255, 136, 0.1);
    border-color: rgba(0, 255, 136, 0.3);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

.feature h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: #00ff88;
}

.feature p {
    opacity: 0.9;
}

/* Programming Section */
.programming {
    padding: 100px 0;
    background: #000000;
}

.programming-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

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

.program-img {
    max-width: 100%;
    height: auto;
    border-radius: 15px;
    box-shadow: 0 20px 40px rgba(0, 255, 136, 0.2);
    transition: transform 0.3s ease;
}

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

.programming-text h3 {
    font-size: 2rem;
    font-weight: 600;
    margin-bottom: 20px;
    color: #00ff88;
}

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

.program-highlights {
    list-style: none;
}

.program-highlights li {
    padding: 10px 0;
    padding-left: 30px;
    position: relative;
    font-size: 1.1rem;
}

.program-highlights li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #00ff88;
    font-weight: bold;
    font-size: 1.2rem;
}

/* Sponsors Section */
.sponsors {
    padding: 100px 0;
    background: #111111;
}

.sponsors-subtitle {
    text-align: center;
    font-size: 1.2rem;
    margin-bottom: 50px;
    opacity: 0.8;
}

.sponsors-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.sponsor-item {
    background: rgba(255, 255, 255, 0.05);
    padding: 30px;
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.sponsor-item:hover {
    transform: translateY(-5px);
    background: rgba(0, 255, 136, 0.1);
    border-color: rgba(0, 255, 136, 0.3);
}

.sponsor-logo {
    max-width: 100%;
    max-height: 80px;
    width: auto;
    height: auto;
    transition: transform 0.3s ease;
}

.sponsor-item:hover .sponsor-logo {
    transform: scale(1.1);
}

/* Contact Section */
.contact {
    padding: 100px 0;
    background: #000000;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
}

.contact-info h3,
.contact-form h3 {
    font-size: 1.8rem;
    font-weight: 600;
    margin-bottom: 30px;
    color: #00ff88;
}

.contact-item {
    margin-bottom: 15px;
    font-size: 1.1rem;
}

.contact-item strong {
    color: #00ff88;
}

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

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 15px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    color: #ffffff;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #00ff88;
    background: rgba(0, 255, 136, 0.05);
}

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

.submit-btn {
    background: linear-gradient(45deg, #00ff88, #00cc6a);
    color: #000000;
    padding: 15px 30px;
    border: none;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1.1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 10px 30px rgba(0, 255, 136, 0.3);
}

.submit-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(0, 255, 136, 0.4);
}

/* Footer */
.footer {
    background: #111111;
    padding: 50px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

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

.footer-logo-img {
    height: 40px;
    width: auto;
}

.footer-text {
    opacity: 0.7;
}

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

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

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 80px;
        flex-direction: column;
        background-color: rgba(0, 0, 0, 0.95);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        padding: 30px 0;
    }

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

    .hamburger {
        display: flex;
    }

    .hamburger.active .bar:nth-child(2) {
        opacity: 0;
    }

    .hamburger.active .bar:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }

    .hamburger.active .bar:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }

    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 30px;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.8rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .programming-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .contact-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .footer-content {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }

    .about-features {
        grid-template-columns: 1fr;
    }

    .sponsors-grid {
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
        gap: 20px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1.5rem;
    }

    .container {
        padding: 0 15px;
    }

    .nav-container {
        padding: 0 15px;
    }
}

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

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #111111;
}

::-webkit-scrollbar-thumb {
    background: #00ff88;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #00cc6a;
}