/* 
* Aquilimpo - Limpeza de Piscinas em Brasília
* Estilos principais
* Otimizado para performance e responsividade
*/

/* Variáveis CSS */
:root {
    /* Cores principais */
    --primary-color: #0078c8; /* Azul piscina principal */
    --primary-dark: #005a9e; /* Azul escuro para hover */
    --primary-light: #e6f4ff; /* Azul claro para backgrounds */
    --secondary-color: #00b8d4; /* Azul turquesa para acentos */
    --text-color: #333333; /* Cor principal para textos */
    --text-light: #666666; /* Cor secundária para textos */
    --white: #ffffff;
    --light-gray: #f5f5f5;
    --medium-gray: #e0e0e0;
    --dark-gray: #757575;
    
    /* Espaçamentos */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 5rem;
    
    /* Fontes */
    --font-primary: 'Montserrat', sans-serif;
    --font-secondary: 'Open Sans', sans-serif;
    
    /* Tamanhos de fonte */
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-md: 1rem;
    --font-size-lg: 1.25rem;
    --font-size-xl: 1.5rem;
    --font-size-2xl: 2rem;
    --font-size-3xl: 2.5rem;
    
    /* Border radius */
    --border-radius-sm: 4px;
    --border-radius-md: 8px;
    --border-radius-lg: 16px;
    
    /* Sombras */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.1);
    
    /* Transições */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Container */
    --container-width: 1200px;
}

/* Reset e estilos base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: var(--font-secondary);
    color: var(--text-color);
    line-height: 1.6;
    overflow-x: hidden;
    background-color: var(--white);
}

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

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

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

ul {
    list-style: none;
}

.container {
    width: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Tipografia */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-primary);
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: var(--spacing-sm);
    color: var(--primary-dark);
}

h1 {
    font-size: var(--font-size-3xl);
    margin-bottom: var(--spacing-md);
}

h2 {
    font-size: var(--font-size-2xl);
    text-align: center;
    margin-bottom: var(--spacing-lg);
    position: relative;
    padding-bottom: var(--spacing-sm);
}

h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background-color: var(--secondary-color);
}

h3 {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-sm);
}

h4 {
    font-size: var(--font-size-lg);
}

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

.section-intro {
    text-align: center;
    font-size: var(--font-size-lg);
    max-width: 800px;
    margin: -1rem auto var(--spacing-lg);
    color: var(--text-light);
}

/* Botões */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius-md);
    font-family: var(--font-primary);
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-normal);
    border: none;
    font-size: var(--font-size-md);
}

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

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

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

.btn-secondary:hover {
    background-color: var(--primary-light);
    color: var(--primary-dark);
    border-color: var(--primary-dark);
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: var(--white);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    padding: 1rem 0;
    transition: all var(--transition-normal);
}

.header.scrolled {
    padding: 0.5rem 0;
    box-shadow: var(--shadow-md);
}

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

.logo {
    z-index: 1001;
}

.logo img {
    height: 60px;
    width: auto;
    transition: height var(--transition-normal);
}

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

.main-nav {
    display: flex;
    align-items: center;
}

.nav-list {
    display: flex;
    gap: var(--spacing-md);
}

.nav-list a {
    font-family: var(--font-primary);
    font-weight: 600;
    font-size: var(--font-size-md);
    color: var(--text-color);
    position: relative;
    padding: 0.5rem 0;
}

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

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

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

.menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    z-index: 1001;
}

.hamburger {
    display: block;
    position: relative;
    width: 30px;
    height: 2px;
    background-color: var(--primary-dark);
    transition: all var(--transition-normal);
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    width: 30px;
    height: 2px;
    background-color: var(--primary-dark);
    transition: all var(--transition-normal);
}

.hamburger::before {
    top: -8px;
}

.hamburger::after {
    bottom: -8px;
}

.menu-toggle.active .hamburger {
    background-color: transparent;
}

.menu-toggle.active .hamburger::before {
    top: 0;
    transform: rotate(45deg);
}

.menu-toggle.active .hamburger::after {
    bottom: 0;
    transform: rotate(-45deg);
}

/* Hero Section */
.hero {
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    color: var(--white);
    margin-top: 0;
    position: relative;
}

.hero::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 150px;
    background: linear-gradient(to top, rgba(255, 255, 255, 1), rgba(255, 255, 255, 0));
    z-index: 1;
}

.hero-content {
    max-width: 800px;
    z-index: 2;
}

.hero h1 {
    color: var(--white);
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.hero p {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-lg);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

/* Por que escolher a Aquilimpo? */
.why-choose {
    padding: var(--spacing-xl) 0;
    background-color: var(--primary-light);
}

.why-choose h3 {
    text-align: center;
    color: var(--text-light);
    font-weight: 500;
    margin-top: -1rem;
    margin-bottom: var(--spacing-lg);
}

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

.benefit-item {
    text-align: center;
    padding: var(--spacing-md);
    background-color: var(--white);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-normal);
}

.benefit-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.benefit-icon {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

.benefit-item h4 {
    margin-bottom: var(--spacing-sm);
    color: var(--primary-dark);
}

.benefit-item p {
    color: var(--text-light);
    margin-bottom: 0;
}

/* Serviços */
.services {
    padding: var(--spacing-xl) 0;
}

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

.service-card {
    background-color: var(--white);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-md);
    padding: var(--spacing-lg);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 0;
    background-color: var(--primary-light);
    z-index: -1;
    transition: height var(--transition-normal);
}

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

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

.service-icon {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
}

.service-card h3 {
    margin-bottom: var(--spacing-sm);
    color: var(--primary-dark);
}

.service-card p {
    color: var(--text-light);
    margin-bottom: 0;
}

/* Depoimentos */
.testimonials {
    padding: var(--spacing-xl) 0;
    background-color: var(--light-gray);
}

.testimonials-slider {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-lg);
    justify-content: center;
}

.testimonial-item {
    flex: 1;
    min-width: 280px;
    max-width: 350px;
}

.testimonial-content {
    background-color: var(--white);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-md);
    position: relative;
}

.testimonial-content::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 30px;
    width: 20px;
    height: 20px;
    background-color: var(--white);
    transform: rotate(45deg);
    box-shadow: 2px 2px 2px rgba(0, 0, 0, 0.05);
}

.testimonial-content p {
    font-style: italic;
    margin-bottom: var(--spacing-md);
    position: relative;
}

.testimonial-content p::before {
    content: '"';
    font-size: 3rem;
    color: var(--primary-light);
    position: absolute;
    top: -20px;
    left: -10px;
    opacity: 0.5;
}

.testimonial-author {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.testimonial-author strong {
    color: var(--primary-dark);
}

.testimonial-author span {
    font-size: var(--font-size-sm);
    color: var(--text-light);
}

.rating {
    color: #FFD700;
    margin-top: 0.25rem;
}

/* Sobre */
.about {
    padding: var(--spacing-xl) 0;
}

.about-content {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-lg);
    align-items: center;
}

.about-text {
    flex: 1;
    min-width: 280px;
}

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

.about-text p:last-child {
    margin-bottom: 0;
}

/* Áreas de Atendimento */
.service-areas {
    padding: var(--spacing-xl) 0;
    background-color: var(--primary-light);
}

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

.area-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm);
    background-color: var(--white);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

.area-item:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
    background-color: var(--primary-color);
    color: var(--white);
}

.area-item i {
    color: var(--primary-color);
}

.area-item:hover i {
    color: var(--white);
}

.area-item span {
    font-weight: 600;
}

/* Contato */
.contact {
    padding: var(--spacing-xl) 0;
}

.contact-info {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--spacing-lg);
}

.contact-item {
    flex: 1;
    min-width: 250px;
    max-width: 300px;
    text-align: center;
    padding: var(--spacing-lg);
    background-color: var(--white);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
}

.contact-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.contact-item i {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

.contact-item h3 {
    margin-bottom: var(--spacing-sm);
    color: var(--primary-dark);
}

.contact-item a {
    font-weight: 600;
}

/* Botão WhatsApp Fixo */
.whatsapp-button {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 999;
}

.whatsapp-button a {
    display: flex;
    align-items: center;
    gap: 10px;
    background-color: #25D366;
    color: var(--white);
    padding: 12px 20px;
    border-radius: 50px;
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-normal);
}

.whatsapp-button a:hover {
    background-color: #128C7E;
    transform: scale(1.05);
}

.whatsapp-button i {
    font-size: 1.5rem;
}

/* Footer */
.footer {
    background-color: var(--primary-dark);
    color: var(--white);
    padding-top: var(--spacing-xl);
}

.footer-content {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.footer-logo {
    flex: 2;
    min-width: 280px;
}

.footer-logo img {
    margin-bottom: var(--spacing-md);
}

.footer-logo p {
    color: var(--medium-gray);
}

.footer-links, .footer-contact {
    flex: 1;
    min-width: 200px;
}

.footer h3 {
    color: var(--white);
    margin-bottom: var(--spacing-md);
    position: relative;
    padding-bottom: var(--spacing-xs);
}

.footer h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 2px;
    background-color: var(--secondary-color);
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.footer-links a, .footer-contact a {
    color: var(--medium-gray);
    transition: color var(--transition-fast);
}

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

.footer-contact p {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 0.75rem;
    color: var(--medium-gray);
}

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

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: var(--spacing-md) 0;
    text-align: center;
    color: var(--medium-gray);
    font-size: var(--font-size-sm);
}

/* Responsividade */
@media (max-width: 1024px) {
    :root {
        --font-size-3xl: 2.25rem;
        --font-size-2xl: 1.75rem;
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .hero p {
        font-size: var(--font-size-lg);
    }
}

@media (max-width: 768px) {
    :root {
        --spacing-xl: 4rem;
        --spacing-lg: 2.5rem;
    }
    
    .menu-toggle {
        display: block;
    }
    
    .nav-list {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 400px;
        height: 100vh;
        background-color: var(--white);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: var(--spacing-lg);
        transition: right var(--transition-normal);
        box-shadow: var(--shadow-lg);
        z-index: 1000;
    }
    
    .nav-list.active {
        right: 0;
    }
    
    .nav-list a {
        font-size: var(--font-size-lg);
    }
    
    .hero {
        min-height: 500px;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .hero p {
        font-size: var(--font-size-md);
    }
    
    .whatsapp-button span {
        display: none;
    }
    
    .whatsapp-button a {
        width: 60px;
        height: 60px;
        border-radius: 50%;
        justify-content: center;
    }
}

@media (max-width: 576px) {
    :root {
        --font-size-3xl: 2rem;
        --font-size-2xl: 1.5rem;
        --font-size-xl: 1.25rem;
        --spacing-xl: 3rem;
        --spacing-lg: 2rem;
    }
    
    .hero {
        min-height: 450px;
    }
    
    .hero h1 {
        font-size: 1.75rem;
    }
    
    .hero p {
        font-size: var(--font-size-md);
    }
    
    .benefits, .services-grid {
        gap: var(--spacing-md);
    }
    
    .benefit-item, .service-card, .testimonial-item, .contact-item {
        padding: var(--spacing-md);
    }
}

/* Animações */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 0.8s ease forwards;
}

.delay-1 {
    animation-delay: 0.2s;
}

.delay-2 {
    animation-delay: 0.4s;
}

.delay-3 {
    animation-delay: 0.6s;
}

/* Acessibilidade */
:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* Utilitários */
.text-center {
    text-align: center;
}

.mt-0 {
    margin-top: 0;
}

.mb-0 {
    margin-bottom: 0;
}

.py-0 {
    padding-top: 0;
    padding-bottom: 0;
}

.hidden {
    display: none;
}

.service-image {
    margin-top: var(--spacing-md);
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    justify-content: center;
}

.service-image picture {
    flex: 1;
    min-width: 200px;
    max-width: 400px;
    border-radius: var(--border-radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

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

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