/* Reset e Estilos Globais */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #2563eb;
    --secondary-color: #1e40af;
    --accent-color: #f59e0b;
    --text-dark: #1f2937;
    --text-light: #6b7280;
    --bg-light: #f3f4f6;
    --white: #ffffff;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

html {
    scroll-behavior: smooth;
}

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

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

/* Header e Navegação */
header {
    background: var(--white);
    box-shadow: var(--shadow);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.logo h1 {
    font-size: 1.8rem;
    color: var(--primary-color);
}

.logo span {
    color: var(--accent-color);
    font-weight: 300;
}

nav ul {
    display: flex;
    list-style: none;
    gap: 30px;
}

nav a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    transition: color 0.3s;
}

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

.menu-toggle {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--white);
    padding: 160px 0 80px;
    margin-top: 80px;
}

.hero-content {
    max-width: 600px;
}

.hero h2 {
    font-size: 3rem;
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    opacity: 0.95;
}

.btn {
    display: inline-block;
    padding: 12px 30px;
    background: var(--white);
    color: var(--primary-color);
    text-decoration: none;
    border-radius: 5px;
    font-weight: 600;
    transition: all 0.3s;
    border: 2px solid var(--white);
}

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

/* Seções */
.section {
    padding: 80px 0;
}

.bg-light {
    background: var(--bg-light);
}

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

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

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

/* Loja - Cards de Produtos */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.product-card {
    background: var(--white);
    padding: 30px;
    border-radius: 10px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: transform 0.3s;
}

.product-card:hover {
    transform: translateY(-5px);
}

.product-card i {
    color: var(--primary-color);
    margin-bottom: 20px;
}

.product-card h3 {
    margin-bottom: 10px;
    color: var(--text-dark);
}

.product-card p {
    color: var(--text-light);
    margin-bottom: 15px;
}

.price {
    display: block;
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--accent-color);
}

/* Assistência Técnica */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.service-card {
    background: var(--white);
    padding: 30px;
    border-radius: 10px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: all 0.3s;
}

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

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

.service-card i {
    color: var(--primary-color);
    margin-bottom: 20px;
    transition: color 0.3s;
}

/* Planos de Internet */
.internet-plans {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    align-items: center;
}

.plan-card {
    background: var(--white);
    padding: 40px 30px;
    border-radius: 10px;
    text-align: center;
    box-shadow: var(--shadow);
    position: relative;
}

.plan-card.featured {
    transform: scale(1.05);
    border: 2px solid var(--accent-color);
}

.plan-card h3 {
    font-size: 1.5rem;
    margin-bottom: 20px;
    color: var(--text-dark);
}

.plan-card .price {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.plan-card .price span {
    font-size: 1rem;
    color: var(--text-light);
}

.plan-card ul {
    list-style: none;
    margin-bottom: 30px;
}

.plan-card li {
    margin-bottom: 10px;
    color: var(--text-light);
}

.plan-card i {
    color: var(--accent-color);
    margin-right: 10px;
}

.btn-small {
    display: inline-block;
    padding: 8px 20px;
    background: var(--primary-color);
    color: var(--white);
    text-decoration: none;
    border-radius: 5px;
    transition: background 0.3s;
}

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

/* Acessórios para Celulares */
.mobile-accessories {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 25px;
}

.accessory-card {
    background: var(--white);
    padding: 25px;
    border-radius: 10px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: all 0.3s;
}

.accessory-card:hover {
    background: var(--primary-color);
    color: var(--white);
}

.accessory-card:hover i {
    color: var(--white);
}

.accessory-card i {
    color: var(--primary-color);
    margin-bottom: 15px;
}

/* Cursos */
.courses-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.course-card {
    background: var(--white);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: transform 0.3s;
}

.course-card:hover {
    transform: translateY(-5px);
}

.course-image {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--white);
    padding: 40px;
    text-align: center;
}

.course-card h3 {
    padding: 20px 20px 10px;
    color: var(--text-dark);
}

.course-card p {
    padding: 0 20px;
    color: var(--text-light);
    margin-bottom: 15px;
}

.course-info {
    padding: 0 20px 20px;
    display: flex;
    justify-content: space-between;
    color: var(--text-light);
    border-bottom: 1px solid var(--bg-light);
}

.course-info i {
    margin-right: 5px;
    color: var(--accent-color);
}

.course-card .btn-small {
    margin: 20px;
}

/* Contato */
.contact-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
}

.contact-info {
    display: grid;
    gap: 30px;
}

.info-item {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.info-item i {
    color: var(--primary-color);
    min-width: 40px;
}

.info-item h4 {
    margin-bottom: 5px;
    color: var(--text-dark);
}

.info-item p {
    color: var(--text-light);
}

.contact-form {
    display: grid;
    gap: 20px;
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-family: inherit;
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

.contact-form button {
    width: 100%;
    cursor: pointer;
}

/* Footer */
footer {
    background: var(--text-dark);
    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 {
    color: var(--white);
    margin-bottom: 20px;
}

.footer-section h4 {
    color: var(--white);
    margin-bottom: 20px;
}

.footer-section p {
    color: #9ca3af;
    margin-bottom: 20px;
}

.social {
    display: flex;
    gap: 15px;
}

.social a {
    color: var(--white);
    font-size: 1.2rem;
    transition: color 0.3s;
}

.social a:hover {
    color: var(--accent-color);
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 10px;
}

.footer-section ul a {
    color: #9ca3af;
    text-decoration: none;
    transition: color 0.3s;
}

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

.newsletter-form {
    display: flex;
    gap: 10px;
}

.newsletter-form input {
    flex: 1;
    padding: 10px;
    border: none;
    border-radius: 5px;
}

.newsletter-form button {
    padding: 10px 15px;
    background: var(--accent-color);
    color: var(--white);
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: background 0.3s;
}

.newsletter-form button:hover {
    background: var(--primary-color);
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid #374151;
    color: #9ca3af;
}

/* Responsividade */
@media (max-width: 768px) {
    .menu-toggle {
        display: block;
    }

    nav {
        position: absolute;
        top: 80px;
        left: 0;
        width: 100%;
        background: var(--white);
        padding: 20px;
        box-shadow: var(--shadow);
        display: none;
    }

    nav.active {
        display: block;
    }

    nav ul {
        flex-direction: column;
        gap: 15px;
    }

    .hero h2 {
        font-size: 2rem;
    }

    .contact-container {
        grid-template-columns: 1fr;
    }

    .plan-card.featured {
        transform: scale(1);
    }
}