/* ==============================================
   CSS PARA LANDING PAGE TOP PROMOS
   Estratégias de conversão aplicadas:
   - Cores contrastantes para CTAs
   - Hierarquia visual clara
   - Elementos de urgência
   - Design responsivo
   - Animações suaves para engajamento
   ============================================== */

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

:root {
    /* Cor primária obrigatória */
    --primary-color: #1d1e45;
    --primary-light: #2a2b5a;
    --primary-dark: #0f1028;
    
    /* Cores de conversão */
    --accent-color: #ff6b35; /* Laranja para CTAs */
    --success-color: #22c55e;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
    
    /* Cores neutras */
    --white: #ffffff;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    
    /* Tipografia */
    --font-family: 'Inter', system-ui, -apple-system, sans-serif;
    --line-height-tight: 1.2;
    --line-height-normal: 1.5;
    --line-height-relaxed: 1.75;
    
    /* Espaçamentos */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    
    /* Bordas */
    --border-radius: 8px;
    --border-radius-lg: 12px;
    --border-radius-xl: 16px;
    
    /* Sombras */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    
    /* Transições */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

body {
    font-family: var(--font-family);
    line-height: var(--line-height-normal);
    color: var(--gray-800);
    background-color: var(--white);
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

/* ==============================================
   HEADER - Fixo para manter presença da marca
   ============================================== */
.header {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--gray-200);
    z-index: 1000;
    padding: var(--spacing-sm) 0;
    transition: var(--transition-normal);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-weight: 800;
    font-size: 1.5rem;
    color: var(--primary-color);
    text-decoration: none;
}

.logo-icon {
    font-size: 2rem;
}

.nav {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.nav a {
    text-decoration: none;
    color: var(--gray-600);
    font-weight: 500;
    transition: var(--transition-fast);
}

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

.nav-cta {
    background: var(--accent-color);
    color: var(--white) !important;
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--border-radius);
    font-weight: 600;
    transition: var(--transition-fast);
}

.nav-cta:hover {
    background: #e55a2b;
    transform: translateY(-1px);
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
}

.mobile-menu-btn span {
    width: 25px;
    height: 3px;
    background: var(--primary-color);
    border-radius: 2px;
    transition: var(--transition-fast);
}

/* ==============================================
   HERO SECTION - Primeira impressão crucial
   ============================================== */
.hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
    color: var(--white);
    padding: 120px 0 var(--spacing-2xl);
    position: relative;
    overflow: hidden;
}

.hero-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: var(--spacing-sm);
}

.hero-badge {
    display: inline-block;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: 50px;
    margin-bottom: var(--spacing-md);
    backdrop-filter: blur(10px);
}

.badge-text {
    font-size: 0.9rem;
    font-weight: 500;
}

.hero-title {
    font-weight: 800;
    line-height: var(--line-height-tight);
    margin-bottom: var(--spacing-md);
}

.highlight {
    color: var(--accent-color);
    position: relative;
}

.hero-subtitle {
    line-height: var(--line-height-relaxed);
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--spacing-xl);
}

/* CTA Principal - Elemento mais importante para conversão */
.hero-cta {
    margin-bottom: var(--spacing-xl);
}

.btn-primary {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    background: var(--accent-color);
    color: var(--white);
    padding: var(--spacing-md) var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    text-decoration: none;
    font-weight: 700;
    font-size: 1.25rem;
    border: none;
    cursor: pointer;
    transition: var(--transition-normal);
    box-shadow: var(--shadow-lg);
    position: relative;
    overflow: hidden;
}

.btn-primary:hover {
    background: #e55a2b;
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
}

.btn-primary small {
    font-size: 0.875rem;
    font-weight: 400;
    opacity: 0.9;
    margin-top: 4px;
}

/* Animação de pulso para chamar atenção */
.pulse {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(255, 107, 53, 0.7); }
    50% { box-shadow: 0 0 0 20px rgba(255, 107, 53, 0); }
}

/* Indicadores de confiança */
.trust-indicators {
    display: flex;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.9);
}

.trust-icon {
    font-size: 1.2rem;
}

/* Visual do Hero - Mockup de telefone */
.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.phone-mockup {
    width: 300px;
    height: 600px;
    background: var(--white);
    border-radius: 30px;
    padding: 20px;
    box-shadow: var(--shadow-xl);
    position: relative;
    transform: rotate(5deg);
    transition: var(--transition-slow);
}

.phone-mockup:hover {
    transform: rotate(0deg) scale(1.05);
}

.phone-screen {
    width: 100%;
    height: 100%;
    background: var(--gray-100);
    border-radius: 20px;
    padding: var(--spacing-md);
    overflow: hidden;
}

.promo-preview {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.promo-item {
    background: var(--white);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    display: flex;
    justify-content: space-between;
    align-items: center;
    animation: slideInUp 0.6s ease;
}

.promo-discount {
    background: var(--accent-color);
    color: var(--white);
    padding: 4px 8px;
    border-radius: 4px;
    font-weight: 700;
    font-size: 0.875rem;
}

.promo-product {
    font-weight: 500;
    color: var(--gray-700);
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ==============================================
   SEÇÃO DE BENEFÍCIOS - Foco no valor
   ============================================== */
.benefits {
    padding: var(--spacing-2xl) 0;
    background: var(--gray-50);
}

body {
    background: var(--gray-50);
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.section-header h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
}

.section-header p {
    font-size: 1.25rem;
    color: var(--gray-600);
    max-width: 600px;
    margin: 0 auto;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-lg);
}

.benefit-card {
    background: var(--white);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: var(--transition-normal);
    border: 2px solid transparent;
}

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

.benefit-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
}

.benefit-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
}

.benefit-card p {
    color: var(--gray-600);
    line-height: var(--line-height-relaxed);
}

/* ==============================================
   PROVA SOCIAL - Aumenta credibilidade
   ============================================== */
.social-proof {
    padding: var(--spacing-2xl) 0;
    background: var(--white);
}

.stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-2xl);
}

.stat-item {
    text-align: center;
    padding: var(--spacing-lg);
    background: var(--gray-50);
    border-radius: var(--border-radius-lg);
    transition: var(--transition-normal);
}

.stat-item:hover {
    background: var(--primary-color);
    color: var(--white);
    transform: scale(1.05);
}

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--accent-color);
    margin-bottom: var(--spacing-xs);
}

.stat-item:hover .stat-number {
    color: var(--white);
}

.stat-label {
    font-weight: 600;
    color: var(--gray-600);
}

.stat-item:hover .stat-label {
    color: var(--white);
}

.testimonials {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.testimonial-card {
    background: var(--gray-50);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    border-left: 4px solid var(--accent-color);
    transition: var(--transition-normal);
}

.testimonial-card:hover {
    background: var(--white);
    box-shadow: var(--shadow-lg);
    transform: translateY(-3px);
}

.testimonial-content {
    margin-bottom: var(--spacing-md);
}

.testimonial-content p {
    font-style: italic;
    color: var(--gray-700);
    line-height: var(--line-height-relaxed);
    position: relative;
}

.testimonial-content p::before {
    content: '"';
    font-size: 3rem;
    color: var(--accent-color);
    position: absolute;
    left: -20px;
    top: -10px;
    line-height: 1;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.author-avatar {
    width: 50px;
    height: 50px;
    background: var(--accent-color);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.25rem;
}

.author-info strong {
    display: block;
    color: var(--primary-color);
    font-weight: 600;
}

.author-info span {
    font-size: 0.875rem;
    color: var(--gray-500);
}

/* ==============================================
   SEÇÃO DE URGÊNCIA - Cria escassez
   ============================================== */
.urgency {
    background: linear-gradient(45deg, var(--danger-color), #dc2626);
    color: var(--white);
    padding: var(--spacing-2xl) 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.urgency::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: repeating-linear-gradient(
        45deg,
        transparent,
        transparent 10px,
        rgba(255, 255, 255, 0.05) 10px,
        rgba(255, 255, 255, 0.05) 20px
    );
}

.urgency-content {
    position: relative;
    z-index: 1;
}

.urgency-icon {
    font-size: 4rem;
    margin-bottom: var(--spacing-md);
    animation: bounce 2s infinite;
}

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

.urgency h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    margin-bottom: var(--spacing-md);
}

.urgency p {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xl);
    opacity: 0.9;
}

.countdown {
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
    flex-wrap: wrap;
}

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

.countdown-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--white);
}

.countdown-label {
    font-size: 0.875rem;
    opacity: 0.8;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.progress-bar {
    max-width: 500px;
    margin: 0 auto;
    background: rgba(255, 255, 255, 0.2);
    height: 20px;
    border-radius: 10px;
    overflow: hidden;
    position: relative;
}

.progress-fill {
    background: var(--white);
    height: 100%;
    width: 87%;
    border-radius: 10px;
    animation: fillProgress 3s ease-in-out;
}

@keyframes fillProgress {
    from { width: 0%; }
    to { width: 87%; }
}

.progress-text {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--gray-800);
    z-index: 1;
}

/* ==============================================
   FORMULÁRIO DE CAPTURA - Principal conversão
   ============================================== */
.signup {
    padding: var(--spacing-2xl) 0;
    background: var(--gray-50);
}

.signup-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    align-items: start;
}

.signup-info h2 {
    font-size: clamp(2rem, 4vw, 2.5rem);
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
}

.signup-info p {
    font-size: 1.25rem;
    color: var(--gray-600);
    margin-bottom: var(--spacing-xl);
}

.signup-benefits {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.signup-benefit {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    font-weight: 500;
    color: var(--gray-700);
}

.check-icon {
    font-size: 1.25rem;
    color: var(--success-color);
}

.signup-form-container {
    background: var(--white);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-xl);
    position: sticky;
    top: 100px;
}

.signup-form h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: var(--spacing-lg);
    text-align: center;
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: var(--spacing-xs);
}

.form-group input {
    width: 100%;
    padding: var(--spacing-md);
    border: 2px solid var(--gray-300);
    border-radius: var(--border-radius);
    font-size: 1rem;
    transition: var(--transition-fast);
    background: var(--white);
}

.form-group input:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(255, 107, 53, 0.1);
}

.form-group input.error {
    border-color: var(--danger-color);
}

.error-message {
    display: block;
    color: var(--danger-color);
    font-size: 0.875rem;
    margin-top: var(--spacing-xs);
    min-height: 20px;
}

.checkbox-group {
    margin-bottom: var(--spacing-lg);
}

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    cursor: pointer;
    font-size: 0.9rem;
    line-height: var(--line-height-relaxed);
}

.checkbox-label input[type="checkbox"] {
    display: none;
}

.checkbox-custom {
    width: 20px;
    height: 20px;
    border: 2px solid var(--gray-300);
    border-radius: 4px;
    background: var(--white);
    position: relative;
    transition: var(--transition-fast);
    flex-shrink: 0;
    margin-top: 2px;
}

.checkbox-label input[type="checkbox"]:checked + .checkbox-custom {
    background: var(--accent-color);
    border-color: var(--accent-color);
}

.checkbox-label input[type="checkbox"]:checked + .checkbox-custom::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: var(--white);
    font-weight: bold;
    font-size: 12px;
}

.submit-btn {
    width: 100%;
    margin-bottom: var(--spacing-md);
    position: relative;
    overflow: hidden;
}

.submit-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.btn-loader {
    display: none;
    width: 20px;
    height: 20px;
    border: 2px solid transparent;
    border-top: 2px solid var(--white);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

.submit-btn.loading .btn-text {
    display: none;
}

.submit-btn.loading .btn-loader {
    display: block;
}

.form-security {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    font-size: 0.875rem;
    color: var(--gray-500);
}

.security-icon {
    color: var(--success-color);
}

/* ==============================================
   FOOTER
   ============================================== */
.footer {
    background: var(--primary-color);
    color: var(--white);
    padding: var(--spacing-2xl) 0 var(--spacing-lg);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer-brand .logo {
    margin-bottom: var(--spacing-md);
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.8);
    line-height: var(--line-height-relaxed);
}

.footer-links h4,
.footer-contact h4 {
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--white);
}

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

.footer-links li {
    margin-bottom: var(--spacing-xs);
}

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: var(--transition-fast);
}

.footer-links a:hover {
    color: var(--accent-color);
}

.footer-contact p {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: var(--spacing-xs);
}

.social-links {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.social-links a {
    font-size: 1.5rem;
    transition: var(--transition-fast);
}

.social-links a:hover {
    transform: scale(1.2);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    padding-top: var(--spacing-lg);
    text-align: center;
    color: rgba(255, 255, 255, 0.6);
}

.footer-bottom p {
    margin-bottom: var(--spacing-xs);
}

/* ==============================================
   MODAL DE SUCESSO
   ============================================== */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-normal);
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal {
    background: var(--white);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-xl);
    max-width: 500px;
    width: 90%;
    text-align: center;
    transform: scale(0.8);
    transition: var(--transition-normal);
}

.modal-overlay.active .modal {
    transform: scale(1);
}

.success-icon {
    font-size: 4rem;
    margin-bottom: var(--spacing-md);
}

.modal h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
}

.modal p {
    color: var(--gray-600);
    margin-bottom: var(--spacing-md);
}

.modal ul {
    text-align: left;
    margin: var(--spacing-md) 0;
    color: var(--gray-600);
}

.modal li {
    margin-bottom: var(--spacing-xs);
}

/* ==============================================
   RESPONSIVIDADE
   ============================================== */
@media (max-width: 768px) {
    /* Header Mobile */
    .nav {
        display: none;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    /* Hero Mobile */
    .hero {
        padding: 100px 0 var(--spacing-xl);
    }
    
    .hero .container {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
        text-align: center;
    }
    
    .hero-visual {
        order: -1;
    }
    
    .phone-mockup {
        width: 250px;
        height: 500px;
        transform: none;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.125rem;
    }
    
    .trust-indicators {
        justify-content: center;
    }
    
    /* Benefícios Mobile */
    .benefits-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .benefit-card {
        padding: var(--spacing-lg);
    }
    
    /* Stats Mobile */
    .stats {
        grid-template-columns: repeat(2, 1fr);
    }
    
    /* Testimonials Mobile */
    .testimonials {
        grid-template-columns: 1fr;
    }
    
    /* Urgência Mobile */
    .countdown {
        gap: var(--spacing-md);
    }
    
    .countdown-item {
        min-width: 80px;
        padding: var(--spacing-sm);
    }
    
    .countdown-number {
        font-size: 2rem;
    }
    
    /* Signup Mobile */
    .signup-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .signup-form-container {
        position: static;
        padding: var(--spacing-lg);
    }
    
    /* Footer Mobile */
    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
        text-align: center;
    }
}

@media (max-width: 480px) {
    :root {
        --spacing-sm: 0.75rem;
        --spacing-md: 1rem;
        --spacing-lg: 1.5rem;
        --spacing-xl: 2rem;
        --spacing-2xl: 3rem;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .section-header h2 {
        font-size: 2rem;
    }
    
    .stats {
        grid-template-columns: 1fr;
    }
    
    .countdown {
        flex-direction: column;
        align-items: center;
    }
    
    .countdown-item {
        width: 200px;
    }
}

/* ==============================================
   ANIMAÇÕES ADICIONAIS PARA ENGAJAMENTO
   ============================================== */
@media (prefers-reduced-motion: no-preference) {
    .benefit-card,
    .testimonial-card,
    .stat-item {
        opacity: 0;
        transform: translateY(30px);
        animation: fadeInUp 0.6s ease forwards;
    }
    
    .benefit-card:nth-child(1) { animation-delay: 0.1s; }
    .benefit-card:nth-child(2) { animation-delay: 0.2s; }
    .benefit-card:nth-child(3) { animation-delay: 0.3s; }
    .benefit-card:nth-child(4) { animation-delay: 0.4s; }
    .benefit-card:nth-child(5) { animation-delay: 0.5s; }
    .benefit-card:nth-child(6) { animation-delay: 0.6s; }
    
    @keyframes fadeInUp {
        to {
            opacity: 1;
            transform: translateY(0);
        }
    }
}

/* ==============================================
   OTIMIZAÇÕES DE PERFORMANCE
   ============================================== */
.phone-mockup,
.benefit-card,
.testimonial-card {
    will-change: transform;
}

.btn-primary,
.nav-cta {
    will-change: transform, background-color;
}

/* Melhora a renderização de texto */
body {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

/* Otimização para imagens */
img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* Scroll suave */
html {
    scroll-behavior: smooth;
}

/* Remove outline padrão mas mantém acessibilidade */
button:focus,
a:focus,
input:focus {
    outline: 2px solid var(--accent-color);
    outline-offset: 2px;
}

/* Estados de loading para melhor UX */
.loading {
    pointer-events: none;
    opacity: 0.7;
}

/* Classe utilitária para esconder elementos */
.hidden {
    display: none !important;
}

/* Classe utilitária para elementos apenas para leitores de tela */
.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;
}