/* ====================================
   Auto Elétrica Bombas - Main CSS
   Design: Moderno e Profissional
   ==================================== */

/* ===== CSS Variables ===== */
:root {
    /* Colors */
    --primary: #FF6B00;
    --primary-dark: #D65500;
    --primary-light: #FF8533;
    --secondary: #1A1A1A;
    --secondary-light: #2D2D2D;
    --accent: #FFD700;
    --white: #FFFFFF;
    --light-gray: #F5F5F5;
    --gray: #999999;
    --dark-gray: #333333;
    --black: #000000;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #FF6B00 0%, #FF8533 100%);
    --gradient-dark: linear-gradient(135deg, #1A1A1A 0%, #2D2D2D 100%);
    --gradient-overlay: linear-gradient(135deg, rgba(26, 26, 26, 0.85) 0%, rgba(255, 107, 0, 0.75) 100%);
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.2);
    --shadow-glow: 0 0 20px rgba(255, 107, 0, 0.3);
    
    /* Typography */
    --font-display: 'Righteous', cursive;
    --font-body: 'Barlow', sans-serif;
    
    /* Transitions */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.15s ease;
}

/* ===== Global Reset ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    font-weight: 400;
    line-height: 1.7;
    color: var(--dark-gray);
    background: var(--white);
    overflow-x: hidden;
}

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

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

button {
    border: none;
    background: none;
    cursor: pointer;
    font-family: inherit;
}

ul {
    list-style: none;
}

/* ===== Utility Classes ===== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.section-tag {
    display: inline-block;
    color: var(--primary);
    font-weight: 600;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 12px;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-title {
    font-family: var(--font-display);
    font-size: 2.5rem;
    color: var(--secondary);
    margin-bottom: 16px;
    line-height: 1.2;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--gray);
    max-width: 600px;
    margin: 0 auto;
}

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 32px;
    font-weight: 600;
    font-size: 1rem;
    border-radius: 50px;
    transition: var(--transition);
    cursor: pointer;
}

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

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
}

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

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

/* ===== Header ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.header.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: var(--shadow-md);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: var(--font-display);
    font-size: 1.2rem;
    color: var(--secondary);
}

.logo i {
    font-size: 2rem;
    color: var(--primary);
}

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

.nav-list {
    display: flex;
    gap: 32px;
}

.nav-link {
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--secondary);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: var(--transition);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.btn-header {
    padding: 10px 24px;
    background: var(--primary);
    color: var(--white);
    border-radius: 50px;
    font-weight: 600;
    transition: var(--transition);
}

.btn-header:hover {
    background: var(--primary-dark);
    transform: scale(1.05);
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    width: 30px;
}

.mobile-menu-btn span {
    width: 100%;
    height: 3px;
    background: var(--secondary);
    border-radius: 2px;
    transition: var(--transition);
}

/* ===== Hero Section ===== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: var(--secondary);
    background-image: 
        url('data:image/svg+xml,%3Csvg width="60" height="60" viewBox="0 0 60 60" xmlns="http://www.w3.org/2000/svg"%3E%3Cg fill="none" fill-rule="evenodd"%3E%3Cg fill="%23FF6B00" fill-opacity="0.05"%3E%3Cpath d="M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z"/%3E%3C/g%3E%3C/g%3E%3C/svg%3E');
    padding-top: 80px;
    overflow: hidden;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-overlay);
}

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

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

.hero-title {
    font-family: var(--font-display);
    font-size: 3.5rem;
    color: var(--white);
    line-height: 1.1;
    margin-bottom: 24px;
    text-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.highlight {
    color: var(--primary);
    text-shadow: 0 0 40px rgba(255, 107, 0, 0.6);
}

.hero-subtitle {
    font-size: 1.3rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 32px;
}

.hero-cta {
    display: flex;
    gap: 16px;
    margin-bottom: 48px;
}

.hero-features {
    display: flex;
    gap: 32px;
    flex-wrap: wrap;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--white);
    font-weight: 600;
}

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

.hero-scroll {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 100% { transform: translate(-50%, 0); }
    50% { transform: translate(-50%, -10px); }
}

.hero-scroll a {
    color: var(--white);
    font-size: 2rem;
    opacity: 0.7;
    transition: var(--transition);
}

.hero-scroll a:hover {
    opacity: 1;
}

/* ===== Services Section ===== */
.services {
    padding: 100px 0;
    background: var(--light-gray);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
    margin-bottom: 60px;
}

.service-card {
    position: relative;
    background: var(--white);
    padding: 40px 30px;
    border-radius: 20px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.service-card.featured {
    background: var(--gradient-primary);
    color: var(--white);
}

.service-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    background: var(--accent);
    color: var(--secondary);
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 700;
}

.service-icon {
    width: 70px;
    height: 70px;
    background: var(--light-gray);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
}

.service-card.featured .service-icon {
    background: rgba(255, 255, 255, 0.2);
}

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

.service-card.featured .service-icon i {
    color: var(--white);
}

.service-card h3 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    margin-bottom: 16px;
    color: var(--secondary);
}

.service-card.featured h3 {
    color: var(--white);
}

.service-card p {
    margin-bottom: 20px;
    color: var(--gray);
}

.service-card.featured p {
    color: rgba(255, 255, 255, 0.9);
}

.service-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.service-list li {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.95rem;
}

.service-list i {
    color: var(--primary);
    font-size: 1rem;
}

.service-card.featured .service-list i {
    color: var(--white);
}

.cta-box {
    background: var(--gradient-dark);
    padding: 50px;
    border-radius: 20px;
    text-align: center;
    color: var(--white);
}

.cta-box h3 {
    font-family: var(--font-display);
    font-size: 2rem;
    margin-bottom: 12px;
}

.cta-box p {
    font-size: 1.1rem;
    margin-bottom: 24px;
    opacity: 0.9;
}

/* ===== Differentials Section ===== */
.differentials {
    padding: 100px 0;
    background: var(--white);
}

.differentials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 40px;
}

.differential-card {
    text-align: center;
}

.diff-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-md);
}

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

.differential-card h3 {
    font-family: var(--font-display);
    font-size: 1.3rem;
    margin-bottom: 12px;
    color: var(--secondary);
}

.differential-card p {
    color: var(--gray);
}

/* ===== About Section ===== */
.about {
    padding: 100px 0;
    background: var(--light-gray);
}

.about-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-text p {
    margin-bottom: 20px;
    font-size: 1.05rem;
    line-height: 1.8;
}

.about-features {
    display: flex;
    flex-direction: column;
    gap: 24px;
    margin-top: 40px;
}

.about-feature {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.about-feature i {
    color: var(--primary);
    font-size: 1.5rem;
    margin-top: 4px;
}

.about-feature strong {
    display: block;
    color: var(--secondary);
    margin-bottom: 4px;
}

.about-image {
    position: relative;
}

.about-card {
    background: var(--gradient-primary);
    padding: 40px;
    border-radius: 20px;
    color: var(--white);
    box-shadow: var(--shadow-lg);
    text-align: center;
}

.about-card i {
    font-size: 3rem;
    margin-bottom: 20px;
}

.about-card h3 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    margin-bottom: 12px;
}

/* ===== FAQ Section ===== */
.faq {
    padding: 100px 0;
    background: var(--white);
}

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

.faq-item {
    margin-bottom: 16px;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    background: var(--white);
}

.faq-question {
    width: 100%;
    padding: 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--light-gray);
    font-weight: 600;
    font-size: 1.05rem;
    text-align: left;
    color: var(--secondary);
    transition: var(--transition);
}

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

.faq-question i {
    transition: var(--transition);
}

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

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 300px;
}

.faq-answer p {
    padding: 24px;
    line-height: 1.8;
    color: var(--gray);
}

/* ===== Contact Section ===== */
.contact {
    padding: 100px 0;
    background: var(--light-gray);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 40px;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.info-card {
    display: flex;
    gap: 20px;
    padding: 24px;
    background: var(--white);
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
}

.info-icon {
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.info-icon i {
    color: var(--white);
    font-size: 1.3rem;
}

.info-content h4 {
    font-family: var(--font-display);
    color: var(--secondary);
    margin-bottom: 8px;
}

.info-content p,
.info-content a {
    color: var(--gray);
    line-height: 1.6;
}

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

.contact-map {
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.contact-map iframe {
    width: 100%;
    height: 100%;
    min-height: 450px;
}

/* ===== Footer ===== */
.footer {
    background: var(--secondary);
    color: var(--white);
    padding: 60px 0 0;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: var(--font-display);
    font-size: 1.2rem;
    margin-bottom: 16px;
}

.footer-logo i {
    font-size: 2rem;
    color: var(--primary);
}

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

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

.footer-col h4 {
    font-family: var(--font-display);
    font-size: 1.1rem;
    margin-bottom: 20px;
    color: var(--primary);
}

.footer-col ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-col ul li {
    opacity: 0.8;
    transition: var(--transition);
}

.footer-col ul li:hover {
    opacity: 1;
    padding-left: 8px;
}

.social-links {
    display: flex;
    gap: 12px;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.social-links a:hover {
    background: var(--primary);
    transform: translateY(-4px);
}

.footer-bottom {
    padding: 30px 0;
    text-align: center;
    opacity: 0.6;
}

.footer-bottom p {
    margin-bottom: 8px;
}

.footer-bottom i {
    color: var(--primary);
}

/* ===== Float Buttons ===== */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: #25D366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 2rem;
    box-shadow: var(--shadow-lg);
    z-index: 999;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

.whatsapp-float:hover {
    transform: scale(1.15);
}

.back-to-top {
    position: fixed;
    bottom: 30px;
    left: 30px;
    width: 50px;
    height: 50px;
    background: var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.2rem;
    box-shadow: var(--shadow-md);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 999;
}

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

.back-to-top:hover {
    background: var(--primary-dark);
    transform: translateY(-4px);
}