/* ===================================
   BV Landing Page - CSS Styles
   Optimized for SEO and Performance
   =================================== */

/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* BV Brand Colors */
    --primary-color: #FF6B00; /* Laranja BV */
    --primary-dark: #E55D00;
    --primary-light: #FF8C3A;
    --secondary-color: #003D82; /* Azul BV */
    --secondary-dark: #002B5C;
    --secondary-light: #1A5AA8;
    
    /* Neutral Colors */
    --white: #FFFFFF;
    --light-gray: #F5F7FA;
    --gray: #E0E6ED;
    --medium-gray: #8F9BB3;
    --dark-gray: #2E3A59;
    --black: #1A1F36;
    
    /* Status Colors */
    --success: #00C48C;
    --warning: #FFAA00;
    --error: #FF3D71;
    --info: #0095FF;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    --spacing-3xl: 6rem;
    
    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-size-base: 16px;
    --line-height-base: 1.6;
    
    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.15);
    --shadow-xl: 0 16px 32px rgba(0, 0, 0, 0.18);
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-full: 9999px;
}

html {
    scroll-behavior: smooth;
    font-size: var(--font-size-base);
}

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

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.3;
    color: var(--black);
    margin-bottom: var(--spacing-md);
}

h1 {
    font-size: clamp(2rem, 5vw, 3rem);
}

h2 {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
}

h3 {
    font-size: clamp(1.25rem, 3vw, 1.75rem);
}

h4 {
    font-size: clamp(1.1rem, 2.5vw, 1.5rem);
}

p {
    margin-bottom: var(--spacing-sm);
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color var(--transition-fast);
}

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

strong {
    font-weight: 600;
    color: var(--secondary-color);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 0.875rem 1.75rem;
    font-size: 1rem;
    font-weight: 600;
    text-align: center;
    border: 2px solid transparent;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-base);
    text-decoration: none;
}

.btn i {
    font-size: 1.2em;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: var(--white);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary-color));
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    color: var(--white);
}

.btn-secondary {
    background: var(--white);
    color: var(--primary-color);
    border-color: var(--primary-color);
}

.btn-secondary:hover {
    background: var(--primary-color);
    color: var(--white);
}

.btn-outline {
    background: transparent;
    color: var(--secondary-color);
    border-color: var(--secondary-color);
}

.btn-outline:hover {
    background: var(--secondary-color);
    color: var(--white);
}

.btn-whatsapp {
    background: #25D366;
    color: var(--white);
}

.btn-whatsapp:hover {
    background: #1EBD56;
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-whatsapp-large {
    background: #25D366;
    color: var(--white);
    padding: 1.25rem 2.5rem;
    font-size: 1.2rem;
    box-shadow: var(--shadow-lg);
}

.btn-whatsapp-large:hover {
    background: #1EBD56;
    color: var(--white);
    transform: translateY(-3px);
    box-shadow: var(--shadow-xl);
}

.btn-primary-large {
    padding: 1.25rem 2.5rem;
    font-size: 1.2rem;
}

.btn-contact {
    background: var(--primary-color);
    color: var(--white);
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-md);
}

.btn-contact:hover {
    background: var(--primary-dark);
    color: var(--white);
}

/* Header & Navigation */
.header {
    background: var(--white);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar {
    padding: var(--spacing-sm) 0;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 1.5rem;
    color: var(--secondary-color);
}

.logo i {
    color: var(--primary-color);
    font-size: 1.8rem;
}

.logo-text strong {
    color: var(--primary-color);
}

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

.nav-menu a {
    color: var(--dark-gray);
    font-weight: 500;
    transition: color var(--transition-fast);
}

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

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--secondary-color);
    cursor: pointer;
}

/* Breadcrumb */
.breadcrumb {
    background: var(--light-gray);
    padding: var(--spacing-sm) 0;
    font-size: 0.9rem;
}

.breadcrumb ol {
    display: flex;
    list-style: none;
    gap: var(--spacing-xs);
}

.breadcrumb li:not(:last-child)::after {
    content: '/';
    margin-left: var(--spacing-xs);
    color: var(--medium-gray);
}

.breadcrumb a {
    color: var(--secondary-color);
}

.breadcrumb a:hover {
    text-decoration: underline;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--secondary-color), var(--secondary-dark));
    color: var(--white);
    padding: var(--spacing-3xl) 0;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 50%;
    height: 100%;
    background: linear-gradient(45deg, transparent, rgba(255, 107, 0, 0.1));
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
}

.hero h1 {
    color: var(--white);
    margin-bottom: var(--spacing-md);
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xl);
    opacity: 0.95;
    line-height: 1.7;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
    flex-wrap: wrap;
}

.hero-features {
    display: flex;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
}

.feature-badge {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    background: rgba(255, 255, 255, 0.15);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-full);
    backdrop-filter: blur(10px);
}

.feature-badge i {
    color: var(--primary-color);
    font-size: 1.2rem;
}

/* Sections */
section {
    padding: var(--spacing-3xl) 0;
}

.section-intro {
    font-size: 1.15rem;
    color: var(--medium-gray);
    max-width: 800px;
    margin: 0 auto var(--spacing-xl);
    text-align: center;
}

section h2 {
    text-align: center;
    margin-bottom: var(--spacing-md);
}

/* 2 Via Section */
.section-segunda-via {
    background: var(--light-gray);
}

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

.method-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.method-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.method-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
}

.method-icon i {
    font-size: 2rem;
    color: var(--white);
}

.method-card h3 {
    color: var(--secondary-color);
    margin-bottom: var(--spacing-sm);
}

.method-steps {
    list-style: none;
    margin: var(--spacing-md) 0;
    padding-left: 0;
}

.method-steps li {
    padding: var(--spacing-xs) 0;
    padding-left: var(--spacing-lg);
    position: relative;
}

.method-steps li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--success);
    font-weight: bold;
}

.app-badges {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.app-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-md);
    background: var(--black);
    color: var(--white);
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    transition: transform var(--transition-fast);
}

.app-badge:hover {
    transform: scale(1.05);
    color: var(--white);
}

.info-box {
    background: linear-gradient(135deg, var(--primary-light), var(--primary-color));
    color: var(--white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.info-box h3 {
    color: var(--white);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.info-box i {
    font-size: 1.5rem;
}

/* Atendimento Section */
.section-atendimento {
    background: var(--white);
}

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

.atendimento-card {
    background: var(--white);
    border: 2px solid var(--gray);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: border-color var(--transition-base), box-shadow var(--transition-base);
}

.atendimento-card:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-lg);
}

.atendimento-header {
    background: linear-gradient(135deg, var(--secondary-color), var(--secondary-light));
    color: var(--white);
    padding: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.atendimento-header i {
    font-size: 1.8rem;
}

.atendimento-header h3 {
    color: var(--white);
    margin: 0;
}

.atendimento-content {
    padding: var(--spacing-md);
}

.phone-numbers {
    margin: var(--spacing-md) 0;
}

.phone-item {
    padding: var(--spacing-sm);
    background: var(--light-gray);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-sm);
}

.phone-link {
    display: inline-block;
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-top: var(--spacing-xs);
}

.phone-link:hover {
    color: var(--primary-dark);
}

.atendimento-list {
    list-style: none;
    margin: var(--spacing-md) 0;
}

.atendimento-list li {
    padding: var(--spacing-xs) 0;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.atendimento-list i {
    color: var(--success);
}

.atendimento-note {
    font-size: 0.95rem;
    color: var(--medium-gray);
    font-style: italic;
    margin-top: var(--spacing-md);
}

.email-info {
    background: var(--light-gray);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    margin: var(--spacing-md) 0;
}

.atendimento-schedule {
    background: var(--light-gray);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    margin-top: var(--spacing-xl);
}

.atendimento-schedule h3 {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

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

.schedule-item {
    background: var(--white);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.schedule-item strong {
    color: var(--secondary-color);
}

/* WhatsApp Section */
.section-whatsapp {
    background: linear-gradient(135deg, #E8F5E9, #C8E6C9);
}

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

.whatsapp-text h2 {
    text-align: left;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: #1EBD56;
}

.whatsapp-text h2 i {
    font-size: 2.5rem;
}

.whatsapp-intro {
    font-size: 1.15rem;
    margin-bottom: var(--spacing-lg);
}

.whatsapp-features {
    list-style: none;
    margin: var(--spacing-md) 0;
}

.whatsapp-features li {
    padding: var(--spacing-xs) 0;
    display: flex;
    align-items: start;
    gap: var(--spacing-sm);
}

.whatsapp-features i {
    color: #1EBD56;
    margin-top: 0.2rem;
}

.whatsapp-steps {
    background: var(--white);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    margin: var(--spacing-lg) 0;
}

.whatsapp-steps ol {
    margin: var(--spacing-md) 0 0;
    padding-left: var(--spacing-lg);
}

.whatsapp-steps li {
    padding: var(--spacing-xs) 0;
}

.whatsapp-benefits {
    margin-top: var(--spacing-xl);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.benefit-item {
    background: var(--white);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    text-align: center;
}

.benefit-item i {
    font-size: 2rem;
    color: #1EBD56;
    margin-bottom: var(--spacing-sm);
}

.benefit-item strong {
    display: block;
    color: var(--secondary-color);
    margin-bottom: var(--spacing-xs);
}

.benefit-item p {
    font-size: 0.9rem;
    color: var(--medium-gray);
    margin: 0;
}

/* WhatsApp Mockup */
.whatsapp-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.whatsapp-mockup {
    width: 100%;
    max-width: 350px;
}

.phone-frame {
    background: var(--white);
    border-radius: 30px;
    box-shadow: var(--shadow-xl);
    overflow: hidden;
    border: 8px solid var(--black);
}

.phone-header {
    background: #075E54;
    color: var(--white);
    padding: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.phone-header i {
    font-size: 1.5rem;
}

.phone-header span:nth-child(2) {
    flex: 1;
    font-weight: 600;
}

.online-status {
    font-size: 0.85rem;
    opacity: 0.8;
}

.phone-body {
    background: #ECE5DD;
    padding: var(--spacing-md);
    min-height: 400px;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.message {
    max-width: 80%;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    position: relative;
}

.message.received {
    background: var(--white);
    align-self: flex-start;
    border-bottom-left-radius: 0;
}

.message.sent {
    background: #DCF8C6;
    align-self: flex-end;
    border-bottom-right-radius: 0;
}

.message p {
    margin: 0;
    font-size: 0.95rem;
    line-height: 1.4;
}

.message .time {
    font-size: 0.75rem;
    color: var(--medium-gray);
    display: block;
    margin-top: var(--spacing-xs);
    text-align: right;
}

.phone-footer {
    background: #F0F0F0;
    padding: var(--spacing-sm);
    display: flex;
    gap: var(--spacing-sm);
    align-items: center;
}

.phone-footer input {
    flex: 1;
    padding: var(--spacing-sm);
    border: 1px solid var(--gray);
    border-radius: var(--radius-full);
    font-size: 0.95rem;
}

.phone-footer i {
    color: #075E54;
    font-size: 1.3rem;
    cursor: pointer;
}

.whatsapp-alert {
    background: #FFF3CD;
    border: 2px solid #FFE69C;
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    margin-top: var(--spacing-xl);
    display: flex;
    gap: var(--spacing-md);
    align-items: start;
}

.whatsapp-alert i {
    color: #856404;
    font-size: 1.5rem;
    flex-shrink: 0;
}

/* BV 2026 Section */
.section-bv2026 {
    background: var(--white);
}

.bv2026-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.innovation-card {
    background: linear-gradient(135deg, var(--white), var(--light-gray));
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.innovation-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.innovation-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
}

.innovation-icon i {
    font-size: 1.8rem;
    color: var(--white);
}

.innovation-card h3 {
    color: var(--secondary-color);
}

.timeline-2026 {
    margin-top: var(--spacing-2xl);
}

.timeline-2026 h3 {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.timeline {
    position: relative;
    padding-left: var(--spacing-xl);
}

.timeline::before {
    content: '';
    position: absolute;
    left: 20px;
    top: 0;
    bottom: 0;
    width: 4px;
    background: linear-gradient(180deg, var(--primary-color), var(--secondary-color));
}

.timeline-item {
    position: relative;
    padding-bottom: var(--spacing-xl);
}

.timeline-marker {
    position: absolute;
    left: -34px;
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    color: var(--white);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.1rem;
    box-shadow: var(--shadow-md);
}

.timeline-content {
    background: var(--white);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    margin-left: var(--spacing-lg);
}

.timeline-content h4 {
    color: var(--secondary-color);
    margin-bottom: var(--spacing-sm);
}

.timeline-content ul {
    margin: var(--spacing-sm) 0 0;
    padding-left: var(--spacing-lg);
}

.timeline-content li {
    padding: var(--spacing-xs) 0;
}

.commitment-box {
    background: linear-gradient(135deg, var(--secondary-color), var(--secondary-light));
    color: var(--white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    text-align: center;
    margin-top: var(--spacing-xl);
}

.commitment-box h3 {
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
}

.commitment-box i {
    font-size: 1.8rem;
}

/* FAQ Section */
.section-faq {
    background: var(--light-gray);
}

.faq-container {
    max-width: 900px;
    margin: 0 auto;
}

.faq-item {
    background: var(--white);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-md);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}

.faq-question {
    width: 100%;
    background: var(--white);
    border: none;
    padding: var(--spacing-md) var(--spacing-lg);
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--secondary-color);
    text-align: left;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background var(--transition-fast);
}

.faq-question:hover {
    background: var(--light-gray);
}

.faq-question i {
    color: var(--primary-color);
    transition: transform var(--transition-base);
}

.faq-question[aria-expanded="true"] i {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-slow);
}

.faq-answer p {
    padding: 0 var(--spacing-lg) var(--spacing-md);
    line-height: 1.7;
}

/* Contact Section */
.section-contact {
    background: var(--white);
}

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

.contact-card {
    background: var(--light-gray);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    text-align: center;
    transition: transform var(--transition-base);
}

.contact-card:hover {
    transform: translateY(-5px);
}

.contact-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-md);
}

.contact-icon i {
    font-size: 2rem;
    color: var(--white);
}

.contact-card h3 {
    color: var(--secondary-color);
    margin-bottom: var(--spacing-sm);
}

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

.contact-link {
    display: inline-block;
    color: var(--primary-color);
    font-weight: 600;
    padding: var(--spacing-xs) var(--spacing-md);
    border: 2px solid var(--primary-color);
    border-radius: var(--radius-md);
    margin: var(--spacing-sm) 0;
    transition: all var(--transition-fast);
}

.contact-link:hover {
    background: var(--primary-color);
    color: var(--white);
}

.social-links {
    text-align: center;
    margin-top: var(--spacing-2xl);
}

.social-links h3 {
    margin-bottom: var(--spacing-md);
}

.social-icons {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
}

.social-icons a {
    width: 50px;
    height: 50px;
    background: var(--secondary-color);
    color: var(--white);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    transition: all var(--transition-base);
}

.social-icons a:hover {
    background: var(--primary-color);
    transform: scale(1.1);
}

/* CTA Section */
.section-cta {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: var(--white);
    text-align: center;
    padding: var(--spacing-3xl) 0;
}

.cta-content h2 {
    color: var(--white);
    margin-bottom: var(--spacing-md);
}

.cta-content p {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-xl);
    opacity: 0.95;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

/* Footer */
.footer {
    background: var(--black);
    color: var(--white);
    padding: var(--spacing-3xl) 0 var(--spacing-lg);
}

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

.footer-col h4 {
    color: var(--white);
    margin-bottom: var(--spacing-md);
}

.footer-col p {
    opacity: 0.8;
    line-height: 1.7;
}

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

.footer-col li {
    padding: var(--spacing-xs) 0;
}

.footer-col a {
    color: var(--white);
    opacity: 0.8;
    transition: opacity var(--transition-fast);
}

.footer-col a:hover {
    opacity: 1;
    color: var(--primary-color);
}

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

.footer-social a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-base);
}

.footer-social a:hover {
    background: var(--primary-color);
    transform: scale(1.1);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--spacing-lg);
    text-align: center;
    opacity: 0.8;
    font-size: 0.9rem;
}

.footer-disclaimer {
    margin-top: var(--spacing-sm);
    font-size: 0.85rem;
}

.footer-disclaimer a {
    color: var(--primary-color);
    text-decoration: underline;
}

/* Back to Top Button */
#back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    color: var(--white);
    border: none;
    border-radius: var(--radius-full);
    font-size: 1.5rem;
    cursor: pointer;
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    z-index: 999;
}

#back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

#back-to-top:hover {
    background: var(--primary-dark);
    transform: translateY(-3px);
}

/* Responsive Design */
@media (max-width: 992px) {
    .whatsapp-content {
        grid-template-columns: 1fr;
    }
    
    .whatsapp-visual {
        order: -1;
        margin-bottom: var(--spacing-xl);
    }
    
    .benefits-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    :root {
        --font-size-base: 15px;
    }
    
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: var(--white);
        flex-direction: column;
        padding: var(--spacing-xl);
        box-shadow: var(--shadow-lg);
        transition: left var(--transition-base);
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .mobile-menu-toggle {
        display: block;
    }
    
    .hero {
        padding: var(--spacing-xl) 0;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .hero-features {
        flex-direction: column;
    }
    
    section {
        padding: var(--spacing-xl) 0;
    }
    
    .methods-grid,
    .atendimento-grid,
    .bv2026-grid,
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .timeline {
        padding-left: var(--spacing-lg);
    }
    
    .timeline::before {
        left: 10px;
    }
    
    .timeline-marker {
        left: -24px;
        width: 40px;
        height: 40px;
        font-size: 0.9rem;
    }
    
    .timeline-content {
        margin-left: var(--spacing-md);
    }
    
    .whatsapp-mockup {
        max-width: 300px;
    }
    
    .phone-body {
        min-height: 300px;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    #back-to-top {
        bottom: 20px;
        right: 20px;
        width: 45px;
        height: 45px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .btn {
        padding: 0.75rem 1.25rem;
        font-size: 0.95rem;
    }
    
    .btn-primary-large,
    .btn-whatsapp-large {
        padding: 1rem 1.5rem;
        font-size: 1rem;
    }
    
    .method-card,
    .innovation-card {
        padding: var(--spacing-md);
    }
    
    .faq-question {
        font-size: 1rem;
        padding: var(--spacing-sm) var(--spacing-md);
    }
}

/* Print Styles */
@media print {
    .header,
    .breadcrumb,
    .hero-buttons,
    .btn,
    .whatsapp-mockup,
    .section-cta,
    .footer,
    #back-to-top {
        display: none;
    }
    
    body {
        font-size: 12pt;
    }
    
    section {
        page-break-inside: avoid;
    }
}

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

/* Focus Styles for Keyboard Navigation */
a:focus,
button:focus,
input:focus {
    outline: 3px solid var(--primary-color);
    outline-offset: 2px;
}

/* High Contrast Mode Support */
@media (prefers-contrast: high) {
    :root {
        --primary-color: #FF5500;
        --secondary-color: #0033AA;
    }
}