/* ==========================================
   STYLE SYSTEM - TRANSFER TOUR 🌴✈️
   Premium & Conversion-Oriented Landing Page
   ========================================== */

:root {
    --primary: #6963a5; /* Roxo sofisticado oficial */
    --primary-hover: #544f8a;
    --primary-light: #f1f0fa;
    --primary-glow: rgba(105, 99, 165, 0.15);
    
    --accent: #06b6d4; /* Azul ciano de alta conversão */
    --accent-hover: #0891b2;
    --accent-glow: rgba(6, 182, 212, 0.25);
    
    --bg-light: #fcfcfd;
    --bg-card: #ffffff;
    --text-main: #111827; /* Dark Slate Gray */
    --text-muted: #4b5563; /* Cool Muted Gray */
    --border: rgba(105, 99, 165, 0.12);
    
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --shadow-sm: 0 2px 8px rgba(105, 99, 165, 0.04);
    --shadow-md: 0 10px 30px rgba(105, 99, 165, 0.08);
    --shadow-lg: 0 20px 40px rgba(105, 99, 165, 0.12);
    
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ================= Reset & Globals ================= */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Plus Jakarta Sans', sans-serif;
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-light);
    color: var(--text-main);
    overflow-x: hidden;
    line-height: 1.6;
    background-image: 
        radial-gradient(circle at 10% 20%, var(--primary-glow) 0%, transparent 40%),
        radial-gradient(circle at 90% 80%, var(--accent-glow) 0%, transparent 45%);
    background-attachment: fixed;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
    line-height: 1.25;
}

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

img {
    max-width: 100%;
    height: auto;
}

/* ================= Reusable Components ================= */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.section {
    padding: 6rem 0;
    scroll-margin-top: 100px;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 4rem;
}

.section-header h2 {
    font-size: 2.5rem;
    color: var(--primary);
    margin-bottom: 1rem;
    position: relative;
    display: inline-block;
}

.section-header h2::after {
    content: '';
    display: block;
    width: 60px;
    height: 4px;
    background-color: var(--accent);
    margin: 0.75rem auto 0;
    border-radius: 2px;
}

.section-header p {
    color: var(--text-muted);
    font-size: 1.1rem;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.85rem 2rem;
    border-radius: 9999px;
    font-size: 0.95rem;
    font-weight: 700;
    cursor: pointer;
    border: none;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

.btn-primary {
    background-color: var(--primary);
    color: #ffffff;
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(105, 99, 165, 0.3);
}

.btn-accent {
    background-color: var(--accent);
    color: #ffffff;
}

.btn-accent:hover {
    background-color: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(6, 182, 212, 0.4);
}

.btn-outline {
    background-color: transparent;
    border: 2px solid var(--primary);
    color: var(--primary);
}

.btn-outline:hover {
    background-color: var(--primary-light);
    transform: translateY(-2px);
}

/* Cards */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 2rem;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-color: rgba(6, 182, 212, 0.3);
}

/* ================= Navigation Header ================= */
.header-nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: rgba(252, 252, 253, 0.85);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
    transition: var(--transition);
}

.header-nav.scrolled {
    box-shadow: var(--shadow-sm);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 90px;
    transition: height 0.3s ease;
}

.header-nav.scrolled .nav-container {
    height: 70px;
}

.logo img {
    height: 60px;
    object-fit: contain;
    transition: var(--transition);
}

.header-nav.scrolled .logo img {
    height: 50px;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-links a {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-muted);
}

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

.nav-cta {
    display: flex;
    align-items: center;
    gap: 1rem;
}

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

/* ================= Hero & Form Section ================= */
.hero-section {
    position: relative;
    padding: 10rem 0 6rem;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background-image: linear-gradient(to right, rgba(13, 11, 20, 0.85) 0%, rgba(13, 11, 20, 0.4) 100%), url('../images/back-hero.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    overflow: hidden;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 4rem;
    align-items: center;
    width: 100%;
}

.hero-content h1 {
    font-size: 3.5rem;
    color: #ffffff;
    margin-bottom: 1.5rem;
    font-weight: 800;
}

.hero-content h1 span {
    color: var(--accent);
}

.hero-content p {
    font-size: 1.15rem;
    color: #f3f4f6;
    margin-bottom: 2rem;
}

.hero-features {
    display: flex;
    gap: 1.5rem;
    margin-top: 2.5rem;
    flex-wrap: wrap;
}

.hero-feature-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 700;
    color: #ffffff;
    font-size: 0.95rem;
}

.hero-feature-item i {
    font-size: 1.25rem;
    color: var(--accent);
}

/* Form Container Executivo */
.form-container {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.6);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    box-shadow: var(--shadow-lg);
    position: relative;
    overflow: hidden;
}

.form-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(90deg, var(--primary) 0%, var(--accent) 100%);
}

.form-container h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    color: var(--primary);
}

.form-container p {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: 1rem;
}

.form-group {
    margin-bottom: 0.75rem;
}

.form-group label {
    display: block;
    font-size: 0.6rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 0.25rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form-group .input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.form-group .input-wrapper i {
    position: absolute;
    left: 1.25rem;
    color: var(--text-muted);
}

.form-group input, .form-group select {
    width: 100%;
    padding: 0.75rem 1rem 0.75rem 3rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
    background-color: var(--bg-light);
    color: var(--text-main);
    font-size: 0.85rem;
    transition: var(--transition);
}

.form-group input:focus, .form-group select:focus {
    outline: none;
    border-color: var(--accent);
    background-color: #ffffff;
    box-shadow: 0 0 10px rgba(6, 182, 212, 0.1);
}

/* Layout do formulário em duas colunas (com Nome completo ocupando largura total) */
#transfer-quote-form {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
}

#transfer-quote-form .form-group {
    margin-bottom: 0;
}

#transfer-quote-form .full-width {
    grid-column: span 2;
}

#btn-submit-form,
#form-success-container,
#form-fallback-container,
.form-trust-seal {
    grid-column: span 2;
}

.form-trust-seal {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    margin-top: 0.85rem;
    font-size: 0.72rem;
    color: var(--text-muted);
    text-align: center;
    white-space: nowrap;
}

.form-trust-seal i {
    color: var(--success);
    font-size: 0.75rem;
}

@media (max-width: 576px) {
    #transfer-quote-form {
        grid-template-columns: 1fr;
    }
    
    #transfer-quote-form .full-width {
        grid-column: span 1;
    }
    
    #btn-submit-form,
    #form-success-container,
    #form-fallback-container,
    .form-trust-seal {
        grid-column: span 1;
    }
}

@media (max-width: 400px) {
    .form-trust-seal {
        font-size: 0.65rem;
        gap: 0.3rem;
    }
}

/* ================= Services Section ================= */
.services-section {
    background-color: rgba(105, 99, 165, 0.02);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.service-card {
    display: flex;
    flex-direction: column;
    height: 100%;
    background: #ffffff;
    border: 1px solid rgba(105, 99, 165, 0.06);
    border-radius: var(--radius-lg);
    padding: 2.5rem 2rem 2rem;
    box-shadow: 0 10px 30px rgba(105, 99, 165, 0.03);
    position: relative;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
    text-align: center;
}

/* Barra superior que se expande no hover */
.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary) 0%, var(--accent) 100%);
    transition: width 0.4s ease;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(105, 99, 165, 0.08);
    border-color: rgba(105, 99, 165, 0.15);
}

.service-card:hover::before {
    width: 100%;
}

.service-icon {
    width: 60px;
    height: 60px;
    border-radius: 16px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    color: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
    margin: 0 auto 1.75rem;
    box-shadow: 0 8px 20px rgba(6, 182, 212, 0.15);
    transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
}

.service-card:hover .service-icon {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 12px 24px rgba(6, 182, 212, 0.3);
}

.service-card h3 {
    font-size: 1.3rem;
    margin-bottom: 0.75rem;
    color: var(--primary);
}

.service-card p {
    color: var(--text-muted);
    font-size: 0.92rem;
    line-height: 1.6;
    margin-bottom: 1.5rem;
    flex-grow: 1;
}

.service-link {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--accent);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: color 0.3s ease;
    margin: 0 auto;
}

.service-link i {
    transition: transform 0.3s ease;
}

.service-card:hover .service-link {
    color: var(--accent-hover);
}

.service-card:hover .service-link i {
    transform: translateX(5px);
}

/* ================= Frota Section ================= */
.fleet-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.fleet-card {
    padding: 0;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    height: 100%;
    background: #ffffff;
    border: 1px solid rgba(105, 99, 165, 0.06);
    border-radius: var(--radius-lg);
    box-shadow: 0 10px 30px rgba(105, 99, 165, 0.03);
    position: relative;
    transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
}

/* Barra superior que se expande no hover do card de frota */
.fleet-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary) 0%, var(--accent) 100%);
    transition: width 0.4s ease;
    z-index: 10;
}

.fleet-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(105, 99, 165, 0.08);
    border-color: rgba(105, 99, 165, 0.15);
}

.fleet-card:hover::before {
    width: 100%;
}

.fleet-image {
    height: 220px;
    width: 100%;
    overflow: hidden;
    position: relative;
    background-color: #f3f4f6;
}

.fleet-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.fleet-card:hover .fleet-image img {
    transform: scale(1.05);
}

.fleet-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background-color: var(--primary);
    color: #ffffff;
    font-size: 0.75rem;
    font-weight: 700;
    padding: 0.4rem 0.8rem;
    border-radius: 9999px;
    text-transform: uppercase;
}

.fleet-info {
    padding: 2rem;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.fleet-info h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    color: var(--primary);
}

.fleet-info p {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: 1.5rem;
    flex-grow: 1;
}

.fleet-specs {
    display: flex;
    gap: 1.5rem;
    border-top: 1px solid var(--border);
    padding-top: 1.25rem;
}

.fleet-spec-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--text-main);
}

.fleet-spec-item i {
    color: var(--accent);
}

/* ================= Differentials Section ================= */
.differentials-section {
    background-color: var(--primary-light);
    position: relative;
    overflow: hidden;
}

.differentials-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}

.diff-card {
    position: relative;
    background: #ffffff;
    border: 1px solid rgba(105, 99, 165, 0.08);
    border-radius: var(--radius-lg);
    padding: 3rem 2rem 2.5rem;
    box-shadow: 0 10px 30px rgba(105, 99, 165, 0.04);
    transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
    text-align: center;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.diff-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

.diff-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(105, 99, 165, 0.12);
    border-color: rgba(6, 182, 212, 0.3);
}

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

.diff-icon {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    background: rgba(6, 182, 212, 0.08);
    color: var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.85rem;
    margin-bottom: 1.75rem;
    transition: var(--transition);
}

.diff-card:hover .diff-icon {
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    color: #ffffff;
    transform: scale(1.1) rotate(6deg);
    box-shadow: 0 8px 20px rgba(6, 182, 212, 0.35);
}

.diff-card h3 {
    font-size: 1.25rem;
    color: var(--primary);
    margin-bottom: 1rem;
    font-weight: 700;
}

.diff-card p {
    font-size: 0.9rem;
    color: var(--text-muted);
    line-height: 1.6;
    margin: 0;
}

@media (max-width: 1024px) {
    .differentials-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }
}

@media (max-width: 640px) {
    .differentials-grid {
        grid-template-columns: 1fr;
        gap: 1.25rem;
    }
}

/* ================= FAQ Section ================= */
.faq-section {
    background-color: rgba(6, 182, 212, 0.02);
}

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

.faq-item {
    background-color: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    margin-bottom: 1rem;
    overflow: hidden;
    transition: var(--transition);
}

.faq-header {
    padding: 1.5rem 2rem;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 700;
    font-family: 'Outfit', sans-serif;
    font-size: 1.1rem;
    color: var(--primary);
    user-select: none;
}

.faq-icon {
    font-size: 1rem;
    color: var(--text-muted);
    transition: var(--transition);
}

.faq-item.active {
    border-color: rgba(6, 182, 212, 0.3);
}

.faq-item.active .faq-icon {
    transform: rotate(180deg);
    color: var(--accent);
}

.faq-content {
    padding: 0 2rem 1.5rem;
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.6;
    display: none;
}

/* ================= Footer Section ================= */
.footer-section {
    background-color: #0d0b14;
    color: #f1f0fa;
    padding: 5rem 0 2rem;
    border-top: 5px solid var(--primary);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 4rem;
    margin-bottom: 4rem;
}

.footer-logo img {
    height: 60px;
    margin-bottom: 1.5rem;
}

.footer-info p {
    font-size: 0.9rem;
    color: #9ca3af;
    line-height: 1.6;
}

.footer-col h4 {
    font-size: 1.1rem;
    color: #ffffff;
    margin-bottom: 1.5rem;
    position: relative;
    padding-bottom: 0.5rem;
}

.footer-col h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 30px;
    height: 2px;
    background-color: var(--accent);
}

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

.footer-links li {
    margin-bottom: 0.75rem;
}

.footer-links a {
    font-size: 0.9rem;
    color: #9ca3af;
}

.footer-links a:hover {
    color: var(--accent);
    padding-left: 5px;
}

.footer-contact-list {
    list-style: none;
}

.footer-contact-list li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.9rem;
    color: #9ca3af;
    margin-bottom: 1rem;
}

.footer-contact-list i {
    color: var(--accent);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding-top: 2rem;
    text-align: center;
    font-size: 0.8rem;
    color: #6b7280;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
}

.footer-bottom a {
    text-decoration: none;
}

.footer-webink-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.footer-webink-logo {
    height: 18px;
    width: auto;
    opacity: 0.7;
    transition: var(--transition);
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
}

.footer-webink-link:hover .footer-webink-logo {
    opacity: 1;
    transform: translateY(-1px);
}

/* ================= Cookie Consent Popup & Modal (LGPD Webink) ================= */
.wbk-cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    width: 100%;
    z-index: 9999;
    background: rgba(255, 255, 255, 0.94);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-top: 1px solid var(--border);
    box-shadow: 0 -10px 40px rgba(105, 99, 165, 0.12);
    padding: 1.25rem 0;
    transform: translateY(100%);
    opacity: 0;
    pointer-events: none;
    transition: transform 0.45s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.45s ease;
}

.wbk-cookie-banner.active {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
}

.wbk-cookie-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
    flex-wrap: wrap;
}

.wbk-cookie-text-wrapper {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex: 1;
    min-width: 280px;
}

.wbk-cookie-icon {
    font-size: 1.75rem;
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background: var(--primary-light);
    border-radius: var(--radius-sm);
    flex-shrink: 0;
}

.wbk-cookie-text {
    font-size: 0.875rem;
    color: var(--text-muted);
    line-height: 1.55;
    margin: 0;
}

.wbk-cookie-text strong {
    color: var(--text-main);
}

.wbk-cookie-text a {
    color: var(--primary);
    font-weight: 600;
    text-decoration: underline;
    text-underline-offset: 2px;
}

.wbk-cookie-text a:hover {
    color: var(--accent);
}

.wbk-cookie-actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.wbk-btn-link {
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-size: 0.85rem;
    font-weight: 600;
    padding: 0.6rem 1rem;
    border-radius: 9999px;
    cursor: pointer;
    transition: var(--transition);
}

.wbk-btn-link:hover {
    color: var(--primary);
    background: var(--primary-light);
}

.wbk-btn-reject {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-main);
    font-size: 0.85rem;
    font-weight: 600;
    padding: 0.6rem 1.25rem;
    border-radius: 9999px;
    cursor: pointer;
    transition: var(--transition);
}

.wbk-btn-reject:hover {
    background: rgba(105, 99, 165, 0.08);
    border-color: var(--primary);
    color: var(--primary);
}

.wbk-btn-accept {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-hover) 100%);
    color: #ffffff;
    border: none;
    font-size: 0.85rem;
    font-weight: 700;
    padding: 0.65rem 1.5rem;
    border-radius: 9999px;
    cursor: pointer;
    box-shadow: 0 4px 14px rgba(105, 99, 165, 0.3);
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.wbk-btn-accept:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(105, 99, 165, 0.45);
    background: var(--primary-hover);
}

/* Modal de Preferências Granulares */
.wbk-modal-backdrop {
    position: fixed;
    inset: 0;
    z-index: 10000;
    background: rgba(17, 24, 39, 0.65);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    display: none;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.wbk-modal-backdrop.active {
    display: flex;
    opacity: 1;
}

.wbk-modal-card {
    background: #ffffff;
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    width: 100%;
    max-width: 560px;
    max-height: 90vh;
    overflow-y: auto;
    padding: 2rem;
    position: relative;
    transform: scale(0.95);
    transition: transform 0.3s ease;
}

.wbk-modal-backdrop.active .wbk-modal-card {
    transform: scale(1);
}

.wbk-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-bottom: 1.25rem;
    border-bottom: 1px solid var(--border);
    margin-bottom: 1.5rem;
}

.wbk-modal-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.wbk-modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-muted);
    cursor: pointer;
    padding: 0.25rem;
    line-height: 1;
    transition: var(--transition);
}

.wbk-modal-close:hover {
    color: var(--primary);
}

.wbk-category-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 2rem;
}

.wbk-category-item {
    background: var(--bg-light);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 1rem 1.25rem;
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 1rem;
}

.wbk-category-info h5 {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--text-main);
    margin-bottom: 0.25rem;
}

.wbk-category-info p {
    font-size: 0.8rem;
    color: var(--text-muted);
    line-height: 1.45;
    margin: 0;
}

.wbk-badge-always {
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    background: var(--primary-light);
    color: var(--primary);
    padding: 0.3rem 0.6rem;
    border-radius: 9999px;
    white-space: nowrap;
}

/* Switch Toggle Customizado */
.wbk-switch {
    position: relative;
    display: inline-block;
    width: 44px;
    height: 24px;
    flex-shrink: 0;
}

.wbk-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.wbk-slider {
    position: absolute;
    cursor: pointer;
    inset: 0;
    background-color: #cbd5e1;
    transition: 0.3s;
    border-radius: 9999px;
}

.wbk-slider::before {
    position: absolute;
    content: "";
    height: 18px;
    width: 18px;
    left: 3px;
    bottom: 3px;
    background-color: white;
    transition: 0.3s;
    border-radius: 50%;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.wbk-switch input:checked + .wbk-slider {
    background-color: var(--accent);
}

.wbk-switch input:checked + .wbk-slider::before {
    transform: translateX(20px);
}

.wbk-modal-footer {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 0.75rem;
    padding-top: 1.25rem;
    border-top: 1px solid var(--border);
}

/* ================= Scroll to Top Engine (Progress Ring) ================= */
.back-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-hover) 100%);
    border: none;
    color: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 990;
    box-shadow: 0 8px 24px rgba(105, 99, 165, 0.4);
    transform: translateY(24px) scale(0.85);
    opacity: 0;
    pointer-events: none;
    transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.35s ease, bottom 0.4s ease, box-shadow 0.3s ease;
}

.back-to-top.active {
    transform: translateY(0) scale(1);
    opacity: 1;
    pointer-events: auto;
}

.back-to-top:hover {
    transform: translateY(-3px) scale(1.06);
    box-shadow: 0 12px 30px rgba(6, 182, 212, 0.45);
}

.back-to-top i {
    font-size: 1.1rem;
    color: #ffffff;
    transition: transform 0.3s ease;
    z-index: 2;
}

.back-to-top:hover i {
    transform: translateY(-2px);
    color: var(--accent);
}

/* Anel de Progresso SVG Circular */
.progress-ring {
    position: absolute;
    inset: -3px;
    width: calc(100% + 6px);
    height: calc(100% + 6px);
    transform: rotate(-90deg);
    pointer-events: none;
}

.progress-ring-bg {
    fill: none;
    stroke: rgba(255, 255, 255, 0.18);
    stroke-width: 5;
}

.progress-ring-fill {
    fill: none;
    stroke: var(--accent);
    stroke-width: 5;
    stroke-linecap: round;
    stroke-dasharray: 276.46;
    stroke-dashoffset: 276.46;
    transition: stroke-dashoffset 0.1s linear;
    filter: drop-shadow(0 0 4px var(--accent-glow));
}

/* Ajuste Anti-Colisão quando o Cookie Banner estiver visível */
body.cookie-banner-active .back-to-top {
    bottom: 95px;
}

/* ================= WhatsApp Button Engine (Radar & Tooltip Webink) ================= */
.wa-float-container {
    position: fixed;
    bottom: 2rem;
    left: 2rem;
    z-index: 990;
    display: flex;
    align-items: flex-end;
    gap: 0.85rem;
    transition: bottom 0.4s ease;
}

/* Balão de Mensagem Automático (Tooltip) */
.wa-tooltip-bubble {
    background: rgba(255, 255, 255, 0.96);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    color: var(--text-main);
    padding: 0.9rem 1.1rem;
    border-radius: var(--radius-md) var(--radius-md) var(--radius-md) 4px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.12), 0 2px 8px rgba(37, 211, 102, 0.15);
    border: 1px solid var(--border);
    max-width: 250px;
    position: relative;
    transform: scale(0);
    opacity: 0;
    pointer-events: none;
    transform-origin: bottom left;
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.4s ease;
}

.wa-tooltip-bubble.active {
    transform: scale(1);
    opacity: 1;
    pointer-events: auto;
}

.wa-close-bubble {
    position: absolute;
    top: -6px;
    right: -6px;
    width: 20px;
    height: 20px;
    background: #e2e8f0;
    color: var(--text-muted);
    border: none;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    cursor: pointer;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.15);
    transition: var(--transition);
}

.wa-close-bubble:hover {
    background: var(--danger);
    color: #ffffff;
}

.wa-tooltip-text {
    font-size: 0.825rem;
    font-weight: 600;
    line-height: 1.45;
    margin: 0;
    color: var(--text-main);
}

.wa-tooltip-status {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.7rem;
    color: #059669;
    font-weight: 700;
    margin-top: 0.35rem;
}

.wa-status-dot {
    width: 6px;
    height: 6px;
    background-color: #10b981;
    border-radius: 50%;
    animation: wa-dot-pulse 1.8s infinite;
}

@keyframes wa-dot-pulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.4); opacity: 0.6; }
}

/* Botão Circular WhatsApp */
.floating-whatsapp-btn {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 54px;
    height: 54px;
    background: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
    color: #ffffff;
    border-radius: 50%;
    box-shadow: 0 8px 25px rgba(37, 211, 102, 0.45);
    transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.35s ease;
    text-decoration: none;
    flex-shrink: 0;
}

.floating-whatsapp-btn:hover {
    transform: translateY(-3px) scale(1.08);
    box-shadow: 0 12px 32px rgba(37, 211, 102, 0.6);
    color: #ffffff;
}

.floating-whatsapp-btn i {
    font-size: 1.85rem;
    color: #ffffff;
    transition: transform 0.3s ease;
}

.floating-whatsapp-btn:hover i {
    transform: scale(1.1) rotate(6deg);
}

/* Onda Radar / Ping */
.wa-radar-pulse {
    position: absolute;
    inset: 0;
    border-radius: 50%;
    background-color: #25D366;
    opacity: 0.6;
    animation: wa-radar-ping 2.2s cubic-bezier(0, 0, 0.2, 1) infinite;
    pointer-events: none;
    z-index: -1;
}

@keyframes wa-radar-ping {
    0% { transform: scale(0.95); opacity: 0.7; }
    70% { transform: scale(1.6); opacity: 0; }
    100% { transform: scale(1.7); opacity: 0; }
}

/* Badge de Notificação */
.wa-notification-badge {
    position: absolute;
    top: -2px;
    right: -2px;
    background-color: #ef4444;
    color: #ffffff;
    font-size: 0.65rem;
    font-weight: 800;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 6px rgba(239, 68, 68, 0.5);
    border: 2px solid #ffffff;
    transform: scale(0);
    transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.wa-notification-badge.active {
    transform: scale(1);
}

/* Ajuste Anti-Colisão com Cookie Banner */
body.cookie-banner-active .wa-float-container {
    bottom: 95px;
}

@media (max-width: 768px) {
    .wa-float-container {
        bottom: 1.5rem;
        left: 1.5rem;
    }
    .floating-whatsapp-btn {
        width: 48px;
        height: 48px;
    }
    .floating-whatsapp-btn i {
        font-size: 1.6rem;
    }
    .wa-tooltip-bubble {
        max-width: 200px;
        padding: 0.75rem 0.9rem;
    }
    body.cookie-banner-active .wa-float-container {
        bottom: 155px;
    }
}

/* Barra superior que se expande no hover do card de diferencial */
.diff-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary) 0%, var(--accent) 100%);
    transition: width 0.4s ease;
    z-index: 10;
}

.diff-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(105, 99, 165, 0.08);
    border-color: rgba(105, 99, 165, 0.15);
}

.diff-card:hover::before {
    width: 100%;
}


.diff-icon {
    width: 65px;
    height: 65px;
    background-color: rgba(6, 182, 212, 0.06);
    color: var(--accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    margin: 0 auto 1.5rem;
    transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
}

.diff-card:hover .diff-icon {
    background: linear-gradient(135deg, var(--accent) 0%, var(--primary) 100%);
    color: #ffffff;
    transform: scale(1.05);
    box-shadow: 0 8px 20px rgba(6, 182, 212, 0.3);
}

.diff-card h3 {
    font-size: 1.25rem;
    color: var(--primary);
    margin-bottom: 0.75rem;
}

.diff-card p {
    font-size: 0.9rem;
    color: var(--text-muted);
    line-height: 1.6;
}

/* ================= Responsive Layouts ================= */
@media (max-width: 1024px) {
    .hero-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
        text-align: center;
    }
    
    .hero-features {
        justify-content: center;
    }
    
    .form-container {
        max-width: 500px;
        margin: 0 auto;
    }
    
    .services-grid, .fleet-grid, .differentials-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 3rem;
    }
}

@media (max-width: 768px) {
    .nav-cta {
        display: none;
    }
    
    .nav-links {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(16px);
        -webkit-backdrop-filter: blur(16px);
        flex-direction: column;
        padding: 1.5rem 2rem;
        gap: 0.5rem;
        border-bottom: 1px solid var(--border);
        box-shadow: 0 15px 30px rgba(105, 99, 165, 0.12);
        display: none;
        transform: translateY(-8px);
        opacity: 0;
        transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.3s ease;
    }

    .nav-links.active {
        display: flex;
        transform: translateY(0);
        opacity: 1;
    }

    .nav-links li {
        width: 100%;
    }

    .nav-links a {
        font-size: 1.05rem;
        font-weight: 600;
        color: var(--text-main);
        display: block;
        padding: 0.65rem 0;
        border-bottom: 1px solid rgba(105, 99, 165, 0.06);
    }

    .nav-links a:hover {
        color: var(--accent);
        padding-left: 6px;
    }
    
    .mobile-menu-toggle {
        display: block;
    }
    
    .hero-section {
        padding: 9.5rem 0 4.5rem;
        min-height: auto;
    }
    
    .hero-content h1 {
        font-size: 2.2rem;
        line-height: 1.2;
    }

    .hero-features {
        flex-direction: column;
        align-items: center;
        gap: 0.85rem;
        margin-top: 2rem;
    }

    .hero-feature-item {
        width: 100%;
        justify-content: center;
    }
    
    .services-grid, .fleet-grid, .differentials-grid {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1.25rem;
    }

    .hero-section {
        padding: 8.5rem 0 3.5rem;
    }

    .hero-content h1 {
        font-size: 1.9rem;
    }

    .hero-content p {
        font-size: 1rem;
    }

    .form-container {
        padding: 1.25rem;
    }
}

/* ================= Accessibility & Focus States ================= */
:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
    .wa-radar-pulse {
        display: none !important;
    }
    .wa-status-dot {
        animation: none !important;
    }
}

/* ================= WhatsApp Button Engine (Radar & Tooltip Webink) ================= */
.wa-float-container {
    position: fixed;
    bottom: 2rem;
    left: 2rem;
    z-index: 990;
    display: flex;
    align-items: flex-end;
    pointer-events: none;
    transition: bottom 0.4s ease;
}

.wa-float-container > * {
    pointer-events: auto;
}

/* Botão Circular WhatsApp */
.floating-whatsapp-btn {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 54px;
    height: 54px;
    background: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
    color: #ffffff;
    border-radius: 50%;
    box-shadow: 0 8px 25px rgba(37, 211, 102, 0.45);
    transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.35s ease;
    text-decoration: none;
    flex-shrink: 0;
}

.floating-whatsapp-btn:hover {
    transform: translateY(-3px) scale(1.08);
    box-shadow: 0 12px 32px rgba(37, 211, 102, 0.6);
    color: #ffffff;
}

.floating-whatsapp-btn i {
    font-size: 1.85rem;
    color: #ffffff;
    transition: transform 0.3s ease;
}

.floating-whatsapp-btn:hover i {
    transform: scale(1.1) rotate(6deg);
}

/* Onda Radar / Ping */
.wa-radar-pulse {
    position: absolute;
    inset: 0;
    border-radius: 50%;
    background-color: #25D366;
    opacity: 0.6;
    animation: wa-radar-ping 2.2s cubic-bezier(0, 0, 0.2, 1) infinite;
    pointer-events: none;
    z-index: -1;
}

@keyframes wa-radar-ping {
    0% { transform: scale(0.95); opacity: 0.7; }
    70% { transform: scale(1.6); opacity: 0; }
    100% { transform: scale(1.7); opacity: 0; }
}

/* Badge de Notificação */
.wa-notification-badge {
    position: absolute;
    top: -2px;
    right: -2px;
    background-color: #ef4444;
    color: #ffffff;
    font-size: 0.65rem;
    font-weight: 800;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 6px rgba(239, 68, 68, 0.5);
    border: 2px solid #ffffff;
    transform: scale(0);
    transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    z-index: 10;
}

.wa-notification-badge.active {
    transform: scale(1);
}

/* Balão de Mensagem Automático (Tooltip flutuando acima) */
.wa-tooltip-bubble {
    position: absolute;
    bottom: calc(100% + 12px);
    left: 0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    color: var(--text-main);
    padding: 0.9rem 1.1rem;
    border-radius: var(--radius-md) var(--radius-md) var(--radius-md) 4px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15), 0 2px 8px rgba(37, 211, 102, 0.15);
    border: 1px solid var(--border);
    width: 250px;
    transform: scale(0) translateY(10px);
    opacity: 0;
    pointer-events: none;
    transform-origin: bottom left;
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.4s ease;
}

.wa-tooltip-bubble.active {
    transform: scale(1) translateY(0);
    opacity: 1;
    pointer-events: auto;
}

.wa-close-bubble {
    position: absolute;
    top: -6px;
    right: -6px;
    width: 20px;
    height: 20px;
    background: #e2e8f0;
    color: var(--text-muted);
    border: none;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    cursor: pointer;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.15);
    transition: var(--transition);
}

.wa-close-bubble:hover {
    background: var(--danger);
    color: #ffffff;
}

.wa-tooltip-text {
    font-size: 0.825rem;
    font-weight: 600;
    line-height: 1.45;
    margin: 0;
    color: var(--text-main);
}

.wa-tooltip-status {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.7rem;
    color: #059669;
    font-weight: 700;
    margin-top: 0.35rem;
}

.wa-status-dot {
    width: 6px;
    height: 6px;
    background-color: #10b981;
    border-radius: 50%;
    animation: wa-dot-pulse 1.8s infinite;
}

@keyframes wa-dot-pulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.4); opacity: 0.6; }
}

/* Ajuste Anti-Colisão com Cookie Banner */
body.cookie-banner-active .wa-float-container,
body.cookie-banner-active .back-to-top {
    bottom: 115px;
}

@media (max-width: 768px) {
    .wa-float-container {
        bottom: 1.5rem;
        left: 1.25rem;
    }
    .floating-whatsapp-btn {
        width: 48px;
        height: 48px;
    }
    .floating-whatsapp-btn i {
        font-size: 1.6rem;
    }
    .wa-tooltip-bubble {
        width: 220px;
        padding: 0.75rem 0.9rem;
    }
    body.cookie-banner-active .wa-float-container,
    body.cookie-banner-active .back-to-top {
        bottom: 180px;
    }
}