/* ========================================
   NOME DA EMPRESA - Ar Condicionado
   Arquivo de Estilos CSS
   ======================================== */

/* Reset e Base */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Cores principais - azul do logo DRJ */
    --primary: #034072;
    --primary-dark: #022952;
    --primary-light: #E6EEF6;
    --secondary: #1565A8;
    --accent: #E86A33;
    
    /* Neutros */
    --white: #FFFFFF;
    --gray-50: #F8FAFC;
    --gray-100: #F1F5F9;
    --gray-200: #E2E8F0;
    --gray-300: #CBD5E1;
    --gray-400: #94A3B8;
    --gray-500: #64748B;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1E293B;
    --gray-900: #0F172A;
    
    /* Tipografia */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    
    /* Sombras */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
    
    /* Transições */
    --transition: all 0.3s ease;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: 16px;
    line-height: 1.6;
    color: var(--gray-700);
    background-color: var(--white);
}

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

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

ul {
    list-style: none;
}

/* Container */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ========================================
   HEADER
   ======================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: transparent;
    transition: var(--transition);
}

.header.scrolled {
    background: var(--white);
    box-shadow: var(--shadow);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--white);
    transition: var(--transition);
}

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

.logo-icon {
    font-size: 1.5rem;
}

.logo-text {
    /* Nome da empresa em destaque */
    font-weight: 800;
    letter-spacing: -0.5px;
}

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

.nav-list a {
    font-weight: 500;
    color: var(--white);
    position: relative;
}

.header.scrolled .nav-list a {
    color: var(--gray-700);
}

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

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

.nav-list a:hover::after {
    width: 100%;
}

/* Menu Toggle (Mobile) */
.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.menu-toggle span {
    display: block;
    width: 25px;
    height: 3px;
    background: var(--white);
    border-radius: 3px;
    transition: var(--transition);
}

.header.scrolled .menu-toggle span {
    background: var(--gray-700);
}

.menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

/* ========================================
   HERO SECTION
   ======================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: url('images/hero-ar.jpg') center/cover no-repeat;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(3, 64, 114, 0.88) 0%, rgba(2, 41, 82, 0.85) 100%);
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 700px;
    color: var(--white);
}

.hero-title {
    margin-bottom: 24px;
}

.company-name {
    /* Nome da empresa em grande destaque */
    display: block;
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -1px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.2);
}

.hero-subtitle {
    display: block;
    font-size: clamp(1.25rem, 3vw, 1.75rem);
    font-weight: 400;
    opacity: 0.9;
    margin-top: 8px;
}

.hero-description {
    font-size: 1.125rem;
    line-height: 1.7;
    opacity: 0.95;
    margin-bottom: 32px;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 28px;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 8px;
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
}

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

.btn-primary:hover {
    background: var(--gray-100);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

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

/* ========================================
   SECTION STYLES
   ======================================== */
section {
    padding: 80px 0;
}

.section-header {
    text-align: center;
    max-width: 600px;
    margin: 0 auto 48px;
}

.section-tag {
    display: inline-block;
    padding: 6px 16px;
    background: var(--primary-light);
    color: var(--primary);
    font-size: 0.875rem;
    font-weight: 600;
    border-radius: 50px;
    margin-bottom: 16px;
}

.section-title {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 16px;
    line-height: 1.2;
}

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

.section-description {
    color: var(--gray-500);
    font-size: 1.125rem;
}

/* ========================================
   ABOUT SECTION
   ======================================== */
.about {
    background: var(--gray-50);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
}

.about-content .section-tag {
    margin-bottom: 12px;
}

.about-content .section-title {
    text-align: left;
    margin-bottom: 20px;
}

.about-text {
    color: var(--gray-600);
    margin-bottom: 24px;
    line-height: 1.7;
}

.about-features {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.about-features li {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 500;
    color: var(--gray-700);
}

.feature-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    background: var(--primary);
    color: var(--white);
    border-radius: 50%;
    font-size: 0.75rem;
    font-weight: 700;
}

.about-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.stat-card {
    background: var(--white);
    padding: 32px 24px;
    border-radius: 16px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 8px;
} 

.stat-label {
    font-size: 0.875rem;
    color: var(--gray-500);
    font-weight: 500;
}

/* ========================================
   EQUIPAMENTOS SECTION
   ======================================== */
.equipamentos {
    background: var(--gray-50);
}

.equipamentos-marcas {
    text-align: center;
    margin: -24px auto 40px;
    padding: 24px 28px;
    background: var(--white);
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    max-width: 720px;
}

.equipamentos-marcas__titulo {
    font-size: 0.8125rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--gray-500);
    margin-bottom: 8px;
}

.equipamentos-marcas__descricao {
    font-size: 0.9375rem;
    color: var(--gray-600);
    margin-bottom: 20px;
    line-height: 1.5;
}

.equipamentos-marcas__lista {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 16px;
}

.equipamentos-marca {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 22px;
    background: var(--white);
    border-radius: 10px;
    border: 1px solid var(--gray-200);
    min-width: 160px;
    height: 84px;
}

.equipamentos-marca--escuro {
    background: #1a1a1a;
    border-color: #333;
}

.equipamentos-marca img {
    max-height: 48px;
    max-width: 140px;
    width: auto;
    height: auto;
    object-fit: contain;
}

.equipamentos-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 24px;
    max-width: 1000px;
    margin: 0 auto;
}

.equipamento-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 12px;
    padding: 8px;  
    border-radius: 16px;
    transition: var(--transition);
}
 
.equipamento-card:hover {
    transform: translateY(-4px);
}

.equipamento-card__imagem {
    width: 100%;
    max-width: 180px;
    aspect-ratio: 1;
    border-radius: 12px;
    background: var(--white);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

.equipamento-card:hover .equipamento-card__imagem {
    box-shadow: var(--shadow-lg);
    transform: scale(1.04);
}

.equipamento-card__imagem img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.equipamento-card__titulo {
    font-size: 0.9375rem;
    font-weight: 700;
    color: var(--primary);
    line-height: 1.3;
}

.equipamento-card__cta {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.75rem;
    font-weight: 600;
    color: #25D366;
    opacity: 0;
    transform: translateY(4px);
    transition: var(--transition);
}

.equipamento-card:hover .equipamento-card__cta,
.equipamento-card:focus-visible .equipamento-card__cta {
    opacity: 1;
    transform: translateY(0);
}

@media (max-width: 992px) {
    .equipamentos-grid {
        grid-template-columns: repeat(3, 1fr);
        max-width: 580px;
    }
}

@media (max-width: 600px) {
    .equipamentos-marcas {
        padding: 20px 16px;
        margin-bottom: 32px;
    }

    .equipamentos-marcas__lista {
        gap: 12px;
    }

    .equipamentos-marca {
        min-width: 135px;
        height: 72px;
        padding: 10px 16px;
    }

    .equipamentos-marca img {
        max-height: 38px;
        max-width: 115px;
    }

    .equipamentos-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px 16px;
        max-width: 360px;
    }

    .equipamento-card__imagem {
        max-width: 155px;
    }

    .equipamento-card__cta {
        opacity: 1;
        transform: none;
        font-size: 0.6875rem;
    }
}

/* ========================================
   SERVICES SECTION
   ======================================== */
.services {
    background: var(--white);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.service-card {
    background: var(--white);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

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

.service-image {
    height: 200px;
    overflow: hidden;
}

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

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

.service-content {
    padding: 24px;
}

.service-content h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 12px;
}

.service-content p {
    color: var(--gray-500);
    font-size: 0.9375rem;
    line-height: 1.6;
    margin-bottom: 16px;
}

.service-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--primary);
    font-weight: 600;
    font-size: 0.9375rem;
}

.service-link:hover {
    gap: 10px;
    color: var(--primary-dark);
}

/* ========================================
   EMPRESARIAL SECTION
   ======================================== */
.empresarial {
    background: var(--primary-dark);
    color: var(--white);
}

.empresarial-content {
    max-width: 720px;
    margin: 0 auto;
}

.empresarial .section-tag--light {
    background: rgba(255, 255, 255, 0.12);
    color: var(--white);
}

.empresarial .section-title {
    color: var(--white);
    text-align: left;
    margin-bottom: 20px;
}

.empresarial-intro {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 24px;
    line-height: 1.6;
}

.empresarial-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 14px;
    margin-bottom: 32px;
}

.empresarial-list li {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    font-size: 1rem;
    font-weight: 500;
    line-height: 1.5;
    color: var(--white);
}

.empresarial-list li::before {
    content: '';
    flex-shrink: 0;
    width: 8px;
    height: 8px;
    margin-top: 8px;
    background: var(--accent);
    border-radius: 50%;
}

.empresarial-texto {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.75);
    line-height: 1.7;
}

/* ========================================
   TESTIMONIALS SECTION
   ======================================== */
.testimonials {
    background: var(--gray-50);
}

.testimonials-note {
    font-size: 0.875rem !important;
    font-style: italic;
    color: var(--gray-400) !important;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.testimonial-card {
    background: var(--white);
    padding: 28px;
    border-radius: 16px;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.testimonial-card:hover {
    box-shadow: var(--shadow-lg);
}

.testimonial-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

.testimonial-avatar {
    width: 48px;
    height: 48px;
    background: var(--primary);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1rem;
}

.testimonial-info {
    flex: 1;
}

.testimonial-info h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--gray-900);
}

.testimonial-rating {
    display: flex;
    gap: 2px;
}

.star {
    color: #FBBF24;
    font-size: 0.875rem;
}

.google-logo {
    width: 60px;
    height: auto;
    opacity: 0.8;
}

.testimonial-text {
    color: var(--gray-600);
    font-size: 0.9375rem;
    line-height: 1.6;
    margin-bottom: 12px;
}

.testimonial-date {
    font-size: 0.8125rem;
    color: var(--gray-400);
}

/* ========================================
   CONTACT SECTION
   ======================================== */
.contact {
    background: var(--white);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: start;
}

.contact-info .section-tag {
    margin-bottom: 12px;
}

.contact-info .section-title {
    text-align: left;
}

.contact-description {
    color: var(--gray-500);
    margin-bottom: 32px;
    line-height: 1.7;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.contact-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.contact-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
}

.contact-item strong {
    display: block;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: 4px;
}

.contact-item p {
    color: var(--gray-600);
    font-size: 0.9375rem;
}

.contact-map {
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

/* ========================================
   FOOTER
   ======================================== */
.footer {
    background: var(--gray-900);
    color: var(--gray-300);
    padding: 64px 0 24px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
}

.footer-brand .logo {
    color: var(--white);
    margin-bottom: 16px;
}

.footer-brand p {
    color: var(--gray-400);
    line-height: 1.6;
    max-width: 300px;
}

.footer-links h4,
.footer-services h4 {
    color: var(--white);
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 20px;
}

.footer-links ul,
.footer-services ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a,
.footer-services a {
    color: var(--gray-400);
    font-size: 0.9375rem;
}

.footer-links a:hover,
.footer-services a:hover {
    color: var(--white);
}

.footer-bottom {
    border-top: 1px solid var(--gray-800);
    padding-top: 24px;
    text-align: center;
}

.footer-bottom p {
    color: var(--gray-500);
    font-size: 0.875rem;
}

/* ========================================
   WHATSAPP FLOATING BUTTON
   ======================================== */
.whatsapp-float {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 999;
    width: 60px;
    height: 60px;
    background: #25D366;
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(37, 211, 102, 0.4);
    transition: var(--transition);
    animation: pulse 2s infinite;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.5);
}

.whatsapp-float svg {
    width: 32px;
    height: 32px;
}

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.5);
    }
    70% {
        box-shadow: 0 0 0 15px rgba(37, 211, 102, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0);
    }
}

/* ========================================
   RESPONSIVIDADE
   ======================================== */

/* Tablet */
@media (max-width: 992px) {
    .about-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .about-stats {
        max-width: 500px;
    }
    
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .testimonials-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
    
    .footer-brand {
        grid-column: span 2;
    }
}

/* Mobile */
@media (max-width: 768px) {
    .menu-toggle {
        display: flex;
    }
    
    .nav {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: var(--white);
        display: flex;
        align-items: center;
        justify-content: center;
        opacity: 0;
        visibility: hidden;
        transition: var(--transition);
    }
    
    .nav.active {
        opacity: 1;
        visibility: visible;
    }
    
    .nav-list {
        flex-direction: column;
        gap: 24px;
        text-align: center;
    }
    
    .nav-list a {
        color: var(--gray-900);
        font-size: 1.25rem;
    }
    
    .hero {
        min-height: auto;
        padding: 120px 0 80px;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
    }
    
    section {
        padding: 60px 0;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .about-stats {
        grid-template-columns: 1fr 1fr;
        gap: 16px;
    }
    
    .stat-card {
        padding: 24px 16px;
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    
    .footer-brand {
        grid-column: auto;
    }
    
    .whatsapp-float {
        bottom: 16px;
        right: 16px;
        width: 56px;
        height: 56px;
    }
    
    .whatsapp-float svg {
        width: 28px;
        height: 28px;
    }
}

/* Mobile Small */
@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }
    
    .about-stats {
        grid-template-columns: 1fr;
    }
    
    .testimonial-header {
        flex-wrap: wrap;
    }
    
    .google-logo {
        width: 50px;
    }
}