@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;600;700;900&family=Poppins:wght@700;900&display=swap');

/* ==========================================
   VARIÁVEIS CSS - DESIGN SYSTEM
   ========================================== */
:root {
    /* Cores Primárias - Gradientes Escuros */
    --bg-dark: #0a0e27;
    --bg-dark-secondary: #151937;
    --bg-gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --bg-gradient-secondary: linear-gradient(135deg, #4e54c8 0%, #8f94fb 100%);
    --bg-gradient-dark: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
    --bg-gradient-hero: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #f093fb 100%);

    /* Cores de Acento */
    --accent-purple: #b794f6;
    --accent-blue: #60a5fa;
    --accent-cyan: #22d3ee;
    --accent-pink: #f472b6;

    /* Textos */
    --text-primary: #ffffff;
    --text-secondary: #cbd5e1;
    --text-muted: #94a3b8;

    /* Efeitos */
    --glow-purple: 0 0 20px rgba(183, 148, 246, 0.5);
    --glow-blue: 0 0 20px rgba(96, 165, 250, 0.5);
    --shadow-card: 0 20px 60px rgba(0, 0, 0, 0.3);
    --shadow-hover: 0 30px 80px rgba(102, 126, 234, 0.4);

    /* Espaçamentos */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;

    /* Bordas */
    --border-radius-sm: 12px;
    --border-radius-md: 20px;
    --border-radius-lg: 30px;

    /* Transições */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* ==========================================
   RESET E ESTILOS GLOBAIS
   ========================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 100px;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--bg-dark);
    color: var(--text-primary);
    line-height: 1.7;
    overflow-x: hidden;
}

/* Background animado com partículas */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background:
        radial-gradient(circle at 20% 50%, rgba(102, 126, 234, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(118, 75, 162, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 40% 20%, rgba(96, 165, 250, 0.05) 0%, transparent 50%);
    pointer-events: none;
    z-index: 0;
}

/* ==========================================
   HEADER E NAVEGAÇÃO FIXA
   ========================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 1rem 0;
    background: rgba(10, 14, 39, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    transition: all var(--transition-normal);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.header.scrolled {
    padding: 0.75rem 0;
    background: rgba(10, 14, 39, 0.98);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.4);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.header .container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 1.5rem;
    font-weight: 900;
    font-family: 'Poppins', sans-serif;
    transition: all var(--transition-normal);
}

.logo:hover {
    transform: translateY(-2px);
}

.logo-img {
    width: 50px;
    height: 50px;
    object-fit: contain;
    filter: drop-shadow(0 4px 8px rgba(102, 126, 234, 0.4));
    transition: all var(--transition-normal);
}

.logo:hover .logo-img {
    filter: drop-shadow(0 6px 12px rgba(102, 126, 234, 0.6));
    transform: scale(1.05);
}

.logo-text {
    background: var(--bg-gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    gap: 2rem;
    list-style: none;
    align-items: center;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius-sm);
    transition: all var(--transition-fast);
    position: relative;
    display: inline-block;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%) scaleX(0);
    width: 80%;
    height: 2px;
    background: var(--bg-gradient-primary);
    transition: transform var(--transition-normal);
}

.nav-link:hover {
    color: var(--text-primary);
    background: rgba(183, 148, 246, 0.1);
}

.nav-link:hover::after {
    transform: translateX(-50%) scaleX(1);
}

.nav-link.active {
    color: var(--text-primary);
    background: rgba(183, 148, 246, 0.15);
}

.nav-link.active::after {
    transform: translateX(-50%) scaleX(1);
}

/* Mobile Menu Toggle */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 0.5rem;
    background: transparent;
    border: none;
    position: relative;
    z-index: 1001;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    border-radius: 3px;
    transition: all var(--transition-normal);
}

.nav-toggle.active span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
    transform: translateX(-20px);
}

.nav-toggle.active span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

/* ==========================================
   HERO SECTION - IMPACTO VISUAL
   ========================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: calc(80px + var(--spacing-lg)) 2rem var(--spacing-lg);
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--bg-gradient-hero);
    opacity: 0.1;
    z-index: 0;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 1200px;
    margin: 0 auto;
    animation: fadeInUp 1s ease;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto 3rem;
    line-height: 1.8;
    animation: fadeInUp 1s ease 0.4s backwards;
}

.hero-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 1s ease 0.6s backwards;
}

.hero-image {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 4rem;
}

.floating-icon {
    font-size: 8rem;
    animation: float 3s ease-in-out infinite;
    filter: drop-shadow(0 10px 30px rgba(102, 126, 234, 0.5));
}

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

.hero-title {
    font-family: 'Poppins', sans-serif;
    font-size: clamp(3rem, 8vw, 7rem);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    text-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    animation: fadeInUp 1s ease 0.2s backwards;
}

.gradient-text {
    background: var(--bg-gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: clamp(1.1rem, 2vw, 1.5rem);
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto 3rem;
    line-height: 1.8;
    animation: fadeInUp 1s ease 0.4s backwards;
}

.hero-cta {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 1s ease 0.6s backwards;
}

.btn {
    padding: 1rem 2.5rem;
    font-size: 1rem;
    font-weight: 700;
    border-radius: 50px;
    border: none;
    cursor: pointer;
    transition: all var(--transition-normal);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    font-family: 'Inter', sans-serif;
}

.btn-primary {
    background: var(--bg-gradient-primary);
    color: white;
    box-shadow: var(--glow-purple);
}

.btn-primary:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: var(--shadow-hover);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: white;
    backdrop-filter: blur(10px);
    border: 2px solid rgba(255, 255, 255, 0.2);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.4);
    transform: translateY(-3px);
}

/* ==========================================
   SEÇÕES DE CONTEÚDO
   ========================================== */
.section {
    padding: var(--spacing-xl) 2rem;
    position: relative;
}

.section .container {
    max-width: 1400px;
    margin: 0 auto;
}

.section-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto var(--spacing-lg);
}

.section-label {
    display: inline-block;
    font-size: 1rem;
    font-weight: 600;
    padding: 0.5rem 1.5rem;
    background: rgba(183, 148, 246, 0.15);
    border: 1px solid rgba(183, 148, 246, 0.3);
    border-radius: 50px;
    color: var(--accent-purple);
    margin-bottom: 1.5rem;
    transition: all var(--transition-normal);
}

.section-label:hover {
    background: rgba(183, 148, 246, 0.25);
    border-color: rgba(183, 148, 246, 0.5);
    transform: translateY(-2px);
}

.section-subtitle {
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--accent-purple);
    margin-bottom: 0.5rem;
}

.section-title {
    font-family: 'Poppins', sans-serif;
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 900;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.section-description {
    font-size: 1.2rem;
    color: var(--text-secondary);
    line-height: 1.8;
}

.section-dark {
    background: rgba(21, 25, 55, 0.3);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

/* ==========================================
   GRID DE FEATURES/BENEFÍCIOS
   ========================================== */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: var(--spacing-lg);
}

.feature-card {
    background: rgba(21, 25, 55, 0.5);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-md);
    padding: 2.5rem;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--bg-gradient-primary);
    transform: scaleX(0);
    transition: transform var(--transition-normal);
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-card);
    border-color: rgba(183, 148, 246, 0.3);
}

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

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: flex-start;
    filter: drop-shadow(0 4px 12px rgba(102, 126, 234, 0.5));
    transition: all var(--transition-normal);
}

.feature-card:hover .feature-icon {
    transform: scale(1.15) rotate(-5deg);
    filter: drop-shadow(0 6px 16px rgba(102, 126, 234, 0.7));
}

.feature-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
    text-align: left;
}

.feature-text {
    color: var(--text-secondary);
    line-height: 1.8;
    text-align: left;
    font-size: 1rem;
}

.feature-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
    text-align: left;
}

.feature-card p {
    color: var(--text-secondary);
    line-height: 1.8;
    text-align: left;
    font-size: 1rem;
}

/* ==========================================
   BENEFÍCIOS
   ========================================== */
.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: var(--spacing-lg);
}

.benefit-card {
    background: rgba(21, 25, 55, 0.5);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-md);
    padding: 2.5rem;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.benefit-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--bg-gradient-primary);
    transform: scaleX(0);
    transition: transform var(--transition-normal);
}

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

.benefit-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-card);
    border-color: rgba(183, 148, 246, 0.3);
}

.benefit-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: flex-start;
    filter: drop-shadow(0 4px 12px rgba(102, 126, 234, 0.5));
    transition: all var(--transition-normal);
}

.benefit-card:hover .benefit-icon {
    transform: scale(1.15) rotate(-5deg);
    filter: drop-shadow(0 6px 16px rgba(102, 126, 234, 0.7));
}

.benefit-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
    text-align: left;
}

.benefit-text {
    color: var(--text-secondary);
    line-height: 1.8;
    text-align: left;
    font-size: 1rem;
}

/* ==========================================
   PATROCINADORES
   ========================================== */
.sponsors-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: var(--spacing-lg);
}

.sponsor-card {
    background: rgba(21, 25, 55, 0.5);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-md);
    padding: 2rem;
    text-align: center;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.sponsor-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--bg-gradient-primary);
    opacity: 0;
    transition: opacity var(--transition-normal);
    z-index: 0;
}

.sponsor-card:hover::before {
    opacity: 0.1;
}

.sponsor-card:hover {
    transform: translateY(-10px);
    border-color: rgba(183, 148, 246, 0.5);
    box-shadow: var(--shadow-card);
}

.sponsor-image {
    width: 160px;
    height: 160px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 50%;
    padding: 1.5rem;
    border: 3px solid rgba(183, 148, 246, 0.3);
    transition: all var(--transition-normal);
    position: relative;
    z-index: 1;
    overflow: hidden;
}

.sponsor-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    border-radius: 50%;
    filter: brightness(1.1) contrast(1.1);
    transition: all var(--transition-normal);
}

.sponsor-card:hover .sponsor-image {
    border-color: var(--accent-purple);
    box-shadow: var(--glow-purple);
    background: rgba(255, 255, 255, 0.08);
}

.sponsor-card:hover .sponsor-image img {
    transform: scale(1.05);
    filter: brightness(1.2) contrast(1.15);
}

/* Ajuste especial para logos que precisam de mais padding */
.sponsor-image.logo-contain img {
    object-fit: contain;
    border-radius: 0;
    padding: 0.5rem;
}

/* Garantir que imagens com fundo transparente fiquem bem */
.sponsor-image img[src*=".png"] {
    object-fit: contain;
    padding: 0.3rem;
}

/* Imagens JPG/JPEG podem usar cover */
.sponsor-image img[src*=".jpeg"],
.sponsor-image img[src*=".jpg"] {
    object-fit: cover;
    object-position: center;
}

.sponsor-name {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
    position: relative;
    z-index: 1;
    font-weight: 700;
    color: var(--text-primary);
}

.sponsor-category {
    font-size: 0.95rem;
    color: var(--text-secondary);
    position: relative;
    z-index: 1;
    margin-bottom: 0.5rem;
}

.sponsor-link {
    color: var(--accent-purple);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    position: relative;
    z-index: 1;
    transition: all var(--transition-fast);
}

.sponsor-link:hover {
    color: var(--accent-pink);
    text-decoration: underline;
}

/* ==========================================
   PRODUTOS
   ========================================== */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: var(--spacing-lg);
}

.product-card {
    background: rgba(21, 25, 55, 0.5);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-md);
    padding: 2.5rem;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.product-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--bg-gradient-primary);
    transform: scaleX(0);
    transition: transform var(--transition-normal);
}

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

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-card);
    border-color: rgba(183, 148, 246, 0.3);
}

.product-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: flex-start;
    filter: drop-shadow(0 4px 12px rgba(102, 126, 234, 0.5));
    transition: all var(--transition-normal);
}

.product-card:hover .product-icon {
    transform: scale(1.1) rotate(-5deg);
    filter: drop-shadow(0 6px 16px rgba(102, 126, 234, 0.7));
}

.product-title {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    text-align: left;
    font-weight: 700;
    color: var(--text-primary);
}

.product-text {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 1.5rem;
    text-align: left;
    font-size: 1rem;
}

.product-features {
    list-style: none;
    padding: 0;
    margin: 1rem 0 0 0;
}

.product-features li {
    color: var(--text-secondary);
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
    font-size: 0.95rem;
}

.product-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--accent-purple);
    font-weight: bold;
    font-size: 1.1rem;
}

.product-card a {
    color: var(--accent-purple);
    font-weight: 600;
    text-decoration: none;
    transition: color var(--transition-fast);
}

.product-card a:hover {
    color: var(--accent-pink);
}

/* ==========================================
   EQUIPE/CRIADORES
   ========================================== */
.team-section {
    margin-bottom: var(--spacing-lg);
}

.team-subtitle {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--accent-purple);
    text-align: center;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-top: 1rem;
}

.team-card {
    background: rgba(21, 25, 55, 0.5);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-md);
    padding: 1.5rem;
    text-align: center;
    transition: all var(--transition-normal);
}

.team-card:hover {
    transform: translateY(-5px);
    border-color: rgba(183, 148, 246, 0.3);
    box-shadow: var(--shadow-card);
}

.team-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    filter: drop-shadow(0 4px 8px rgba(102, 126, 234, 0.4));
}

.team-name {
    font-size: 1.1rem;
    color: var(--text-primary);
    font-weight: 600;
}

.team-member {
    color: var(--text-secondary);
    margin: 0.5rem 0;
    font-size: 1rem;
}

/* ==========================================
   FOOTER MODERNO
   ========================================== */
.footer {
    background: var(--bg-dark-secondary);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: 3rem 2rem 2rem;
    text-align: center;
}

.footer .container {
    max-width: 1400px;
    margin: 0 auto;
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
}

.footer-logos {
    display: flex;
    gap: 3rem;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
}

.footer-logo {
    height: 80px;
    width: auto;
    object-fit: contain;
    opacity: 0.9;
    transition: all var(--transition-normal);
    filter: brightness(1.1) drop-shadow(0 4px 12px rgba(102, 126, 234, 0.3));
}

.footer-logo:hover {
    opacity: 1;
    transform: translateY(-5px) scale(1.05);
    filter: brightness(1.2) drop-shadow(0 6px 16px rgba(102, 126, 234, 0.5));
}

.footer-info {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.footer-text {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin: 0;
}

.supporters {
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
}

.supporters-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--accent-purple);
}

.supporters-text {
    color: var(--text-secondary);
    font-size: 1rem;
    line-height: 1.7;
    max-width: 600px;
    margin: 0 auto;
}

/* ==========================================
   ANIMAÇÕES
   ========================================== */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

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

/* ==========================================
   RESPONSIVIDADE
   ========================================== */
@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: rgba(10, 14, 39, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        padding: 2rem;
        gap: 1rem;
        transform: translateX(-100%);
        transition: transform var(--transition-normal);
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        z-index: 999;
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    }

    .nav-menu.active {
        transform: translateX(0);
    }

    .logo {
        font-size: 1.2rem;
        gap: 0.75rem;
    }

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

    .hero {
        padding: calc(70px + 4rem) 1rem 4rem;
        min-height: 100vh;
    }

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

    .hero-content {
        padding-top: 2rem;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .floating-icon {
        font-size: 5rem;
    }

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

    .section-label {
        font-size: 0.9rem;
        padding: 0.4rem 1.2rem;
    }

    .features-grid,
    .benefits-grid,
    .sponsors-grid,
    .products-grid,
    .team-grid {
        grid-template-columns: 1fr;
    }

    .sponsor-image {
        width: 140px;
        height: 140px;
        padding: 1.2rem;
    }

    .footer-logos {
        gap: 2rem;
    }

    .footer-logo {
        height: 60px;
    }
}

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

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

    .feature-card,
    .benefit-card,
    .product-card,
    .sponsor-card,
    .team-card {
        padding: 1.5rem;
    }

    .feature-icon,
    .benefit-icon,
    .product-icon {
        font-size: 2.5rem;
    }

    .floating-icon {
        font-size: 4rem;
    }

    .sponsor-image {
        width: 120px;
        height: 120px;
        padding: 1rem;
    }

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

/* ==========================================
   ACESSIBILIDADE
   ========================================== */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

:focus-visible {
    outline: 3px solid var(--accent-purple);
    outline-offset: 3px;
    border-radius: 4px;
}

@media (prefers-contrast: high) {
    :root {
        --bg-dark: #000000;
        --text-primary: #ffffff;
        --text-secondary: #e0e0e0;
    }
}