/* ============================================
   GÁS CAMPO GRANDE - STYLESHEET PRINCIPAL
   Site otimizado para SEO Local
   ============================================ */

/* === RESET E BASE === */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #FF6B00;
    --secondary-color: #0066CC;
    --dark-color: #1a1a1a;
    --light-gray: #f5f5f5;
    --border-color: #ddd;
    --success-color: #28a745;
    --text-color: #333;
    --white: #ffffff;
    --shadow: 0 2px 10px rgba(0,0,0,0.1);
    --shadow-hover: 0 4px 20px rgba(0,0,0,0.15);
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--white);
}

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

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
}

ul {
    list-style: none;
}

/* === CONTAINER === */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* === HEADER === */
header {
    background: var(--white);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-top {
    background: var(--primary-color);
    color: var(--white);
    padding: 10px 0;
    font-size: 14px;
}

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

.contact-info {
    display: flex;
    gap: 20px;
    align-items: center;
}

.contact-info a {
    color: #FFFFFF;
    display: flex;
    align-items: center;
    gap: 5px;
    font-weight: 600;
}

.contact-info a:hover {
    opacity: 0.9;
}

.header-main {
    padding: 15px 0;
}

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

.logo img {
    max-height: 60px;
}

/* === NAVEGAÇÃO === */
nav ul {
    display: flex;
    gap: 30px;
    align-items: center;
}

nav a {
    color: var(--text-color);
    font-weight: 500;
    padding: 5px 0;
    position: relative;
}

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

nav a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: width 0.3s ease;
}

nav a:hover::after {
    width: 100%;
}

.btn-whatsapp {
    background: #25D366;
    color: var(--white);
    padding: 10px 25px;
    border-radius: 25px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
}

.btn-whatsapp:hover {
    background: #128C7E;
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 28px;
    cursor: pointer;
    color: var(--text-color);
}

/* === HERO SECTION === */
.hero {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--white);
    padding: 80px 0;
    text-align: center;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 20px;
    font-weight: 700;
    line-height: 1.2;
}

.hero p {
    font-size: 1.3rem;
    margin-bottom: 30px;
    opacity: 0.95;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    padding: 15px 35px;
    border-radius: 30px;
    font-weight: 600;
    font-size: 1.1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

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

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}

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

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

/* === PRODUTOS === */
.produtos {
    padding: 80px 0;
    background: var(--light-gray);
}

.section-title {
    text-align: center;
    margin-bottom: 50px;
}

.section-title h2 {
    font-size: 2.5rem;
    color: var(--dark-color);
    margin-bottom: 15px;
}

.section-title p {
    font-size: 1.2rem;
    color: #666;
}

.produtos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.produto-card {
    background: var(--white);
    border-radius: 15px;
    padding: 30px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
}

.produto-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-hover);
}

.produto-card img {
    max-height: 200px;
    margin: 0 auto 20px;
}

.produto-card h3 {
    font-size: 1.8rem;
    color: var(--dark-color);
    margin-bottom: 15px;
}

.produto-card p {
    color: #666;
    margin-bottom: 20px;
    line-height: 1.8;
}

.produto-card .btn {
    width: 100%;
    justify-content: center;
}

/* === DIFERENCIAIS === */
.diferenciais {
    padding: 80px 0;
}

.diferenciais-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-top: 50px;
}

.diferencial-item {
    text-align: center;
}

.diferencial-icon {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.diferencial-item h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: var(--dark-color);
}

.diferencial-item p {
    color: #666;
    line-height: 1.8;
}

/* === COMO FUNCIONA === */
.como-funciona {
    padding: 80px 0;
    background: var(--light-gray);
}

.steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.step {
    background: var(--white);
    padding: 30px;
    border-radius: 15px;
    text-align: center;
    position: relative;
}

.step-number {
    width: 60px;
    height: 60px;
    background: var(--primary-color);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    font-weight: 700;
    margin: 0 auto 20px;
}

.step h3 {
    font-size: 1.4rem;
    margin-bottom: 15px;
    color: var(--dark-color);
}

.step p {
    color: #666;
    line-height: 1.8;
}

/* === CTA SECTION === */
.cta-section {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--white);
    padding: 80px 0;
    text-align: center;
}

.cta-section h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.cta-section p {
    font-size: 1.3rem;
    margin-bottom: 30px;
    opacity: 0.95;
}

/* === BAIRROS === */
.bairros {
    padding: 80px 0;
}

.bairros-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 15px;
    margin-top: 40px;
}

.bairro-link {
    background: var(--light-gray);
    padding: 15px 20px;
    border-radius: 8px;
    text-align: center;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

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

/* === FOOTER === */
footer {
    background: var(--dark-color);
    color: var(--white);
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h3 {
    font-size: 1.5rem;
    margin-bottom: 20px;
    color: var(--primary-color);
}

.footer-section p,
.footer-section a {
    color: #ccc;
    margin-bottom: 10px;
    display: block;
}

.footer-section a:hover {
    color: var(--primary-color);
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid #333;
    color: #999;
}

/* === WHATSAPP FLUTUANTE === */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background: #25D366;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 30px;
    color: var(--white);
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.4);
    z-index: 999;
    transition: all 0.3s ease;
    animation: pulse 2s infinite;
}

.whatsapp-float:hover {
    background: #128C7E;
    transform: scale(1.1);
}

@keyframes pulse {
    0%, 100% {
        box-shadow: 0 4px 15px rgba(37, 211, 102, 0.4);
    }
    50% {
        box-shadow: 0 4px 25px rgba(37, 211, 102, 0.7);
    }
}

/* === RESPONSIVIDADE === */
@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: block;
    }
    
    nav {
        display: none;
    }
    
    nav.active {
        display: block;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--white);
        box-shadow: var(--shadow);
        padding: 20px;
    }
    
    nav.active ul {
        flex-direction: column;
        gap: 15px;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .hero p {
        font-size: 1.1rem;
    }
    
    .section-title h2 {
        font-size: 2rem;
    }
    
    .produtos-grid,
    .diferenciais-grid,
    .steps {
        grid-template-columns: 1fr;
    }
    
    .bairros-grid {
        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    }
    
    .whatsapp-float {
        bottom: 20px;
        right: 20px;
        width: 50px;
        height: 50px;
        font-size: 25px;
    }
}

@media (max-width: 480px) {
    .header-top .container {
        flex-direction: column;
        gap: 10px;
        text-align: center;
    }
    
    .contact-info {
        flex-direction: column;
        gap: 10px;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
}