/**
 * Layout Renovado - Design Moderno e Elegante
 * 
 * @package Aquicaiu
 * @author AquiCaiu Team
 */

/* Header e Navegação - Design Premium e Profissional */
.main-header {
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.98) 0%, rgba(255, 255, 255, 0.95) 100%);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 2px solid transparent;
    background-image: linear-gradient(white, white), 
                      linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
    background-origin: border-box;
    background-clip: padding-box, border-box;
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
    box-shadow: 0 4px 20px rgba(30, 64, 175, 0.08), 0 1px 3px rgba(0, 0, 0, 0.05);
    transition: all var(--transition-base);
}

.dark-mode .main-header {
    background: linear-gradient(180deg, rgba(15, 23, 42, 0.96) 0%, rgba(15, 23, 42, 0.92) 100%);
    border-bottom-color: #1f2937;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.35), 0 1px 3px rgba(0, 0, 0, 0.4);
}

.main-header.scrolled {
    box-shadow: var(--shadow-md);
    border-bottom-color: var(--color-border);
}

.navbar {
    padding: var(--spacing-md) 0;
    transition: padding var(--transition-base);
}

.dark-mode .navbar {
    color: #e5e7eb;
}

@media (min-width: 768px) {
    .navbar {
        padding: var(--spacing-lg) 0;
    }
}

.navbar-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-xl);
}

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

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

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

.logo img {
    height: 80px;
    width: auto;
    object-fit: contain;
    transition: all var(--transition-base);
    max-width: 200px;
}

@media (min-width: 768px) {
    .logo img {
        height: 100px;
    }
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-lg);
    align-items: center;
    margin: 0;
    padding: 0;
}

.nav-link {
    text-decoration: none;
    color: var(--color-text);
    font-weight: var(--font-weight-semibold);
    font-size: var(--font-size-base);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
    position: relative;
    display: inline-block;
    letter-spacing: -0.01em;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%) scaleX(0);
    width: 80%;
    height: 2px;
    background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    border-radius: var(--radius-full);
    transition: transform var(--transition-base);
}

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

.nav-link:hover,
.nav-link.active {
    color: var(--color-primary);
    background: linear-gradient(135deg, var(--color-primary-50) 0%, var(--color-primary-100) 100%);
}

.nav-link::after {
    background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-accent) 100%);
}

.dark-mode .nav-link {
    color: #e2e8f0;
}

.dark-mode .nav-link:hover,
.dark-mode .nav-link.active {
    color: #f8fafc;
    background: linear-gradient(135deg, rgba(59,130,246,0.2) 0%, rgba(239,68,68,0.2) 100%);
}

/* Hero Section - Baseado na logo (Azul escuro para Vermelho/Laranja) */
.hero-section {
    background: linear-gradient(135deg, #1e3a8a 0%, #1e40af 30%, #3b82f6 60%, #ef4444 85%, #f97316 100%);
    background-size: 200% 200%;
    animation: gradientShift 15s ease infinite;
    color: white;
    padding: var(--spacing-4xl) 0 var(--spacing-3xl);
    text-align: center;
    position: relative;
    overflow: hidden;
}

@keyframes gradientShift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
    opacity: 0.6;
}

.hero-section::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        linear-gradient(45deg, rgba(255, 255, 255, 0.05) 25%, transparent 25%),
        linear-gradient(-45deg, rgba(255, 255, 255, 0.05) 25%, transparent 25%),
        linear-gradient(45deg, transparent 75%, rgba(255, 255, 255, 0.05) 75%),
        linear-gradient(-45deg, transparent 75%, rgba(255, 255, 255, 0.05) 75%);
    background-size: 60px 60px;
    background-position: 0 0, 0 30px, 30px -30px, -30px 0px;
    opacity: 0.3;
}

.hero-section .container {
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: clamp(var(--font-size-3xl), 5vw, var(--font-size-5xl));
    font-weight: var(--font-weight-extrabold);
    margin-bottom: var(--spacing-lg);
    color: white;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    letter-spacing: -0.03em;
    line-height: 1.1;
    animation: fadeInUp 0.8s ease-out;
}

.hero-subtitle {
    font-size: clamp(var(--font-size-base), 2vw, var(--font-size-xl));
    color: rgba(255, 255, 255, 0.95);
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.7;
    font-weight: var(--font-weight-normal);
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

.hero-actions {
    margin-top: var(--spacing-xl);
    display: flex;
    justify-content: center;
}

/* Main Content - Espaçado e Organizado */
.main-content {
    min-height: calc(100vh - 300px);
    padding: var(--spacing-3xl) 0;
}

.services-section {
    padding: var(--spacing-2xl) 0;
}

/* Services Grid - Layout Moderno e Responsivo */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-2xl);
}

@media (min-width: 640px) {
    .services-grid {
        grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
        gap: var(--spacing-xl);
    }
}

@media (min-width: 768px) {
    .services-grid {
        grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
        gap: var(--spacing-2xl);
    }
}

@media (min-width: 1024px) {
    .services-grid {
        grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    }
}

@media (min-width: 1280px) {
    .services-grid {
        grid-template-columns: repeat(auto-fill, minmax(380px, 1fr));
        max-width: 1600px;
        margin-left: auto;
        margin-right: auto;
    }
}

@media (min-width: 1600px) {
    .services-grid {
        grid-template-columns: repeat(3, 1fr);
        max-width: 1600px;
    }
}

/* Status Indicator - Design Premium */
.status-indicator {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-lg);
    padding: var(--spacing-xl) var(--spacing-2xl);
    background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
    border-radius: var(--radius-2xl);
    margin-bottom: var(--spacing-2xl);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--color-border-light);
    transition: all var(--transition-base);
}

.status-indicator:hover {
    box-shadow: var(--shadow-xl);
    transform: translateY(-2px);
}

.status-label {
    font-weight: var(--font-weight-semibold);
    color: var(--color-text);
    font-size: var(--font-size-lg);
    letter-spacing: -0.01em;
}

/* Footer - Design Moderno com cores da logo */
.main-footer {
    background: linear-gradient(180deg, #1e3a8a 0%, #1e40af 50%, #0f172a 100%);
    color: white;
    padding: var(--spacing-3xl) 0 var(--spacing-xl);
    margin-top: var(--spacing-4xl);
    position: relative;
    overflow: hidden;
}

.main-footer::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-accent) 100%);
}

.main-footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
}

.footer-section h3,
.footer-section h4 {
    margin-bottom: var(--spacing-lg);
    color: white;
    font-weight: var(--font-weight-bold);
    font-size: var(--font-size-lg);
}

.footer-section p {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.7;
    font-size: var(--font-size-base);
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: all var(--transition-fast);
    padding: var(--spacing-xs) 0;
    display: inline-block;
    font-size: var(--font-size-base);
}

.footer-links a:hover {
    color: white;
    transform: translateX(4px);
    padding-left: var(--spacing-sm);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--spacing-xl);
    text-align: center;
    color: rgba(255, 255, 255, 0.5);
    font-size: var(--font-size-sm);
}

/* Responsive - Mobile First */
@media (max-width: 768px) {
    .navbar {
        padding: var(--spacing-md) 0;
    }
    
    .navbar-content {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .logo img {
        height: 100px;
    }
    
    .nav-menu {
        flex-direction: row;
        gap: var(--spacing-md);
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .services-grid {
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
        gap: var(--spacing-lg);
    }
    
    .hero-section {
        padding: var(--spacing-2xl) 0 var(--spacing-xl);
    }
    
    .status-indicator {
        flex-direction: column;
        text-align: center;
        padding: var(--spacing-lg);
    }
    
    .main-content {
        padding: var(--spacing-xl) 0;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
}

@media (max-width: 480px) {
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .nav-menu {
        flex-direction: column;
        width: 100%;
    }
    
    .nav-link {
        width: 100%;
        text-align: center;
    }
}

/* ============================================
   NOVAS SEÇÕES - Design Profissional
   ============================================ */

/* Seção de Estatísticas */
.stats-section {
    padding: var(--spacing-4xl) 0;
    background: linear-gradient(135deg, var(--color-bg-secondary) 0%, var(--color-bg) 100%);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
}

.stat-card {
    background: linear-gradient(135deg, #ffffff 0%, var(--color-bg-secondary) 100%);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-2xl);
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    box-shadow: var(--shadow-lg);
    border: 2px solid var(--color-border-light);
    transition: all var(--transition-base);
}

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
    border-color: var(--color-primary);
}

.stat-icon {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-xl);
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    flex-shrink: 0;
}

.stat-icon svg {
    width: 30px;
    height: 30px;
}

.stat-content {
    flex: 1;
}

.stat-number {
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-extrabold);
    color: var(--color-text);
    line-height: 1;
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    font-weight: var(--font-weight-medium);
}

/* Seção Header */
.section-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.section-title {
    font-size: var(--font-size-4xl);
    font-weight: var(--font-weight-extrabold);
    color: var(--color-text);
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
    letter-spacing: -0.02em;
}

.section-title svg {
    width: 40px;
    height: 40px;
    color: var(--color-primary);
}

.section-subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* Seção de Problemas */
.issues-section {
    padding: var(--spacing-4xl) 0;
    background: linear-gradient(135deg, #fef2f2 0%, #fee2e2 100%);
}

.issues-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--spacing-xl);
}

.issue-card {
    background: white;
    border-radius: var(--radius-2xl);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-lg);
    border: 2px solid;
    cursor: pointer;
    transition: all var(--transition-base);
}

.issue-card.down {
    border-color: var(--color-down);
    background: linear-gradient(135deg, #ffffff 0%, rgba(239, 68, 68, 0.05) 100%);
}

.issue-card.minor_issues {
    border-color: var(--color-minor-issues);
    background: linear-gradient(135deg, #ffffff 0%, rgba(245, 158, 11, 0.05) 100%);
}

.issue-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-2xl);
}

.issue-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-lg);
}

.issue-logo {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-lg);
    object-fit: contain;
    background: var(--color-bg-secondary);
    padding: var(--spacing-sm);
}

.issue-logo-placeholder {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-lg);
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: var(--font-weight-bold);
    font-size: var(--font-size-xl);
}

.issue-status-badge {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
}

.issue-status-badge svg {
    width: 16px;
    height: 16px;
}

.issue-status-badge.down {
    background: rgba(239, 68, 68, 0.1);
    color: var(--color-down);
}

.issue-status-badge.minor_issues {
    background: rgba(245, 158, 11, 0.1);
    color: var(--color-minor-issues);
}

.issue-name {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-text);
    margin-bottom: var(--spacing-md);
}

.issue-stats {
    display: flex;
    gap: var(--spacing-md);
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

.issue-stat {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

/* Seção Popular */
.popular-section {
    padding: var(--spacing-4xl) 0;
    background: linear-gradient(135deg, var(--color-bg) 0%, var(--color-bg-secondary) 100%);
}

.popular-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: var(--spacing-xl);
}

.popular-card {
    background: linear-gradient(135deg, #ffffff 0%, var(--color-bg-secondary) 100%);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-md);
    border: 2px solid var(--color-border-light);
    cursor: pointer;
    transition: all var(--transition-base);
    text-align: center;
    position: relative;
}

.popular-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-xl);
    border-color: var(--color-primary);
}

.popular-rank {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    color: var(--color-accent);
}

.popular-logo {
    width: 80px;
    height: 80px;
    border-radius: var(--radius-xl);
    object-fit: contain;
    background: var(--color-bg-secondary);
    padding: var(--spacing-md);
    margin: 0 auto var(--spacing-md);
}

.popular-logo-placeholder {
    width: 80px;
    height: 80px;
    border-radius: var(--radius-xl);
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: var(--font-weight-extrabold);
    font-size: var(--font-size-2xl);
    margin: 0 auto var(--spacing-md);
}

.popular-name {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-bold);
    color: var(--color-text);
    margin-bottom: var(--spacing-sm);
}

.popular-stats {
    margin-bottom: var(--spacing-sm);
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

.popular-status {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    font-size: var(--font-size-xs);
}

/* Seção Sobre */
.about-section {
    padding: var(--spacing-4xl) 0;
    background: linear-gradient(135deg, var(--color-bg-secondary) 0%, var(--color-bg) 100%);
}

.about-content {
    max-width: 1000px;
    margin: 0 auto;
}

.about-text {
    margin-bottom: var(--spacing-3xl);
    font-size: var(--font-size-lg);
    line-height: 1.8;
    color: var(--color-text);
}

.about-text p {
    margin-bottom: var(--spacing-lg);
}

.about-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
}

.feature-item {
    text-align: center;
    padding: var(--spacing-xl);
    background: white;
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
}

.dark-mode .feature-item {
    background: #111827;
    border: 1px solid #1f2937;
    box-shadow: var(--shadow-md);
}

.dark-mode .feature-item h3 {
    color: #e2e8f0;
}

.dark-mode .feature-item p {
    color: #cbd5e1;
}

.feature-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.feature-icon {
    width: 80px;
    height: 80px;
    border-radius: var(--radius-xl);
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-lg);
    color: white;
}

.feature-icon svg {
    width: 40px;
    height: 40px;
}

.feature-item h3 {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-sm);
    color: var(--color-text);
}

.feature-item p {
    color: var(--color-text-secondary);
    line-height: 1.6;
}

/* Seção Como Funciona */
.how-it-works-section {
    padding: var(--spacing-4xl) 0;
    background: linear-gradient(135deg, var(--color-bg) 0%, var(--color-primary-50) 100%);
}

.steps-container {
    max-width: 1000px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: var(--spacing-2xl);
}

.step-item {
    text-align: center;
    position: relative;
}

.step-number {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-full);
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-extrabold);
    margin: 0 auto var(--spacing-lg);
    box-shadow: var(--shadow-lg);
}

.step-content h3 {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-sm);
    color: var(--color-text);
}

.step-content p {
    color: var(--color-text-secondary);
    line-height: 1.7;
}

/* Seção FAQ */
.faq-section {
    padding: var(--spacing-4xl) 0;
    background: linear-gradient(135deg, var(--color-bg-secondary) 0%, var(--color-bg) 100%);
}

.dark-mode .faq-section {
    background: linear-gradient(135deg, #0b1221 0%, #0f172a 100%);
}

.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: white;
    border-radius: var(--radius-xl);
    margin-bottom: var(--spacing-lg);
    box-shadow: var(--shadow-md);
    border: 2px solid var(--color-border-light);
    overflow: hidden;
    transition: all var(--transition-base);
}

.dark-mode .faq-item {
    background: #0f172a;
    border-color: #1f2937;
}

.faq-item.active {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-lg);
}

.faq-question {
    width: 100%;
    padding: var(--spacing-xl);
    background: none;
    border: none;
    text-align: left;
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-md);
    transition: all var(--transition-base);
}

.faq-question:hover {
    color: var(--color-primary);
}

.dark-mode .faq-question {
    color: #e5e7eb;
}

.dark-mode .faq-question:hover {
    color: var(--color-accent-light);
}

.faq-question svg {
    width: 24px;
    height: 24px;
    transition: transform var(--transition-base);
    flex-shrink: 0;
    color: var(--color-primary);
}

.dark-mode .faq-question svg {
    color: #e5e7eb;
}

.faq-item.active .faq-question svg {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out, padding 0.3s ease-out;
    padding: 0 var(--spacing-xl);
}

.faq-item.active .faq-answer {
    max-height: 500px;
    padding: 0 var(--spacing-xl) var(--spacing-xl);
}

.faq-answer p {
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin: 0;
}

.dark-mode .faq-answer p {
    color: #cbd5e1;
}

/* Seção CTA */
.cta-section {
    padding: var(--spacing-4xl) 0;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 50%, var(--color-accent) 100%);
    color: white;
    text-align: center;
}

.cta-content {
    max-width: 700px;
    margin: 0 auto;
}

.cta-title {
    font-size: var(--font-size-4xl);
    font-weight: var(--font-weight-extrabold);
    margin-bottom: var(--spacing-md);
    color: white;
}

.cta-subtitle {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-2xl);
    color: rgba(255, 255, 255, 0.95);
    line-height: 1.6;
}

.cta-section .btn {
    background: white;
    color: var(--color-primary);
    font-size: var(--font-size-lg);
    padding: var(--spacing-lg) var(--spacing-2xl);
}

.cta-section .btn:hover {
    background: var(--color-bg-secondary);
    transform: translateY(-3px);
    box-shadow: var(--shadow-2xl);
}

/* Botão Voltar ao Topo */
.back-to-top {
    position: fixed;
    bottom: var(--spacing-2xl);
    right: var(--spacing-2xl);
    width: 50px;
    height: 50px;
    border-radius: var(--radius-full);
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
    color: white;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-xl);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all var(--transition-base);
    z-index: 1000;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-2xl);
}

.back-to-top svg {
    width: 24px;
    height: 24px;
}

/* Footer Expandido */
.footer-social {
    margin-top: var(--spacing-lg);
    display: flex;
    gap: var(--spacing-md);
}

.footer-disclaimer {
    margin-top: var(--spacing-md);
    font-size: var(--font-size-xs);
    color: rgba(255, 255, 255, 0.5);
    text-align: center;
}

/* Responsividade para novas seções */
@media (max-width: 768px) {
    .stats-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
        gap: var(--spacing-lg);
    }
    
    .stat-card {
        flex-direction: column;
        text-align: center;
    }
    
    .section-title {
        font-size: var(--font-size-3xl);
        flex-direction: column;
    }
    
    .section-title svg {
        width: 32px;
        height: 32px;
    }
    
    .steps-container {
        grid-template-columns: 1fr;
    }
    
    .about-features {
        grid-template-columns: 1fr;
    }
    
    .back-to-top {
        bottom: var(--spacing-lg);
        right: var(--spacing-lg);
        width: 45px;
        height: 45px;
    }
}