/* ===== VARIÁVEIS CSS ===== */
:root {
    --primary: #d32f2f;
    --secondary: #ff6f00;
    --dark: #1a1a1a;
    --light: #f5f5f5;
    --border: #e0e0e0;
    --text: #333;
    --text-light: #666;
    --white: #fff;
    --radius: 8px;
    --shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 4px 16px rgba(0, 0, 0, 0.15);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: var(--text);
    background-color: var(--white);
    line-height: 1.6;
}

/* ===== TIPOGRAFIA ===== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

h1 { font-size: 3rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 1.75rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1rem; }

p {
    font-size: 1rem;
    color: var(--text-light);
    margin-bottom: 1rem;
}

a {
    color: var(--primary);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

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

/* ===== HEADER ===== */
header {
    background-color: var(--white);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--text);
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-weight: 700;
    font-size: 1.25rem;
}

.logo-text small {
    display: block;
    font-size: 0.75rem;
    color: var(--text-light);
    font-weight: 400;
}

nav {
    display: flex;
    gap: 2rem;
}

nav a {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text);
    transition: color 0.3s ease;
}

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

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    font-size: 1.5rem;
}

/* ===== HERO SECTION ===== */
.hero {
    background: linear-gradient(135deg, rgba(211, 47, 47, 0.05) 0%, rgba(255, 111, 0, 0.05) 100%);
    padding: 80px 0;
    text-align: center;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.hero-left h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--text);
}

.hero-left .subtitle {
    font-size: 1.1rem;
    color: var(--text-light);
    margin-bottom: 1.5rem;
}

.hero-left .tagline {
    background-color: rgba(211, 47, 47, 0.1);
    border-left: 4px solid var(--primary);
    padding: 1.5rem;
    margin: 1.5rem 0;
    border-radius: var(--radius);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text);
}

.hero-cta {
    display: inline-block;
    background-color: var(--primary);
    color: var(--white);
    padding: 12px 30px;
    border-radius: var(--radius);
    font-weight: 600;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    text-decoration: none;
}

.hero-cta:hover {
    background-color: var(--secondary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.hero-right {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.hero-card {
    background-color: var(--white);
    padding: 2rem;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    text-align: center;
}

.hero-card.primary {
    background: linear-gradient(135deg, var(--primary), #b71c1c);
    color: var(--white);
}

.hero-card.secondary {
    background: linear-gradient(135deg, var(--secondary), #e65100);
    color: var(--white);
}

.hero-card.dark {
    background-color: #2c2c2c;
    color: var(--white);
}

.hero-card h3 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.hero-card p {
    font-size: 0.95rem;
    color: inherit;
}

/* ===== ABOUT SECTION ===== */
.about {
    padding: 80px 0;
    background-color: var(--white);
}

.section-title {
    text-align: center;
    margin-bottom: 3rem;
}

.section-title h2 {
    margin-bottom: 1rem;
}

.section-title p {
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

.about-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.about-card {
    background-color: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 2rem;
    transition: all 0.3s ease;
}

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

.about-card.primary {
    border-left: 4px solid var(--primary);
}

.about-card.secondary {
    border-left: 4px solid var(--secondary);
}

.about-card h3 {
    margin-bottom: 1rem;
    color: var(--text);
}

.about-card ul {
    list-style: none;
}

.about-card li {
    padding: 0.5rem 0;
    color: var(--text-light);
}

.about-card li:before {
    content: "✓ ";
    color: var(--primary);
    font-weight: 700;
    margin-right: 0.5rem;
}

.history {
    background: linear-gradient(135deg, rgba(211, 47, 47, 0.1) 0%, rgba(255, 111, 0, 0.1) 100%);
    border-radius: var(--radius);
    padding: 3rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    align-items: center;
}

.history-number {
    background-color: var(--white);
    border-radius: var(--radius);
    padding: 2rem;
    text-align: center;
    box-shadow: var(--shadow);
}

.history-number .number {
    font-size: 3.5rem;
    font-weight: 700;
    color: var(--primary);
}

/* ===== HIGHLIGHTS SECTION ===== */
.highlights {
    padding: 80px 0;
    background-color: var(--white);
}

.highlights-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.highlight-card {
    background-color: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 2rem;
    text-align: center;
    transition: all 0.3s ease;
}

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

.highlight-icon {
    width: 60px;
    height: 60px;
    background-color: var(--light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 2rem;
}

.highlight-card h3 {
    margin-bottom: 1rem;
}

/* ===== CATALOG SECTION ===== */
.catalog {
    padding: 80px 0;
    background-color: var(--light);
}

.filters {
    background-color: var(--white);
    padding: 2rem;
    border-radius: var(--radius);
    margin-bottom: 2rem;
    box-shadow: var(--shadow);
}

.filter-group {
    margin-bottom: 1.5rem;
}

.filter-group:last-child {
    margin-bottom: 0;
}

.filter-group h3 {
    font-size: 0.9rem;
    margin-bottom: 1rem;
    color: var(--text);
}

.filter-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.filter-btn {
    background-color: var(--white);
    border: 1px solid var(--border);
    padding: 0.6rem 1.2rem;
    border-radius: 20px;
    cursor: pointer;
    font-size: 0.9rem;
    transition: all 0.3s ease;
    font-weight: 500;
}

.filter-btn:hover {
    border-color: var(--primary);
    color: var(--primary);
}

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

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
}

.product-card {
    background-color: var(--white);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
}

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

.product-header {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: var(--white);
    padding: 1.5rem;
}

.product-header h3 {
    font-size: 1.25rem;
    margin-bottom: 0.25rem;
}

.product-ref {
    font-size: 0.85rem;
    opacity: 0.9;
}

.product-badge {
    display: inline-block;
    background-color: rgba(255, 255, 255, 0.2);
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    margin-top: 0.5rem;
}

.product-body {
    padding: 1.5rem;
}

.product-section {
    margin-bottom: 1.5rem;
}

.product-section h4 {
    font-size: 0.95rem;
    margin-bottom: 0.75rem;
    color: var(--text);
}

.product-description {
    font-size: 0.9rem;
    color: var(--text-light);
    line-height: 1.5;
}

.colors-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.color-tag {
    background-color: var(--light);
    color: var(--text);
    padding: 0.4rem 0.8rem;
    border-radius: 20px;
    font-size: 0.85rem;
}

.sizes-table {
    width: 100%;
    font-size: 0.85rem;
    border-collapse: collapse;
}

.sizes-table th,
.sizes-table td {
    padding: 0.6rem;
    text-align: left;
    border: 1px solid var(--border);
}

.sizes-table th {
    background-color: var(--light);
    font-weight: 600;
}

.expand-btn {
    width: 100%;
    background-color: var(--white);
    border: 1px solid var(--border);
    padding: 0.75rem;
    border-radius: var(--radius);
    cursor: pointer;
    font-weight: 500;
    transition: all 0.3s ease;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.expand-btn:hover {
    background-color: var(--light);
}

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

.sizes-container {
    display: none;
    margin-top: 1rem;
}

.sizes-container.show {
    display: block;
}

/* ===== CONTACT SECTION ===== */
.contact {
    padding: 80px 0;
    background: linear-gradient(135deg, rgba(211, 47, 47, 0.05) 0%, rgba(255, 111, 0, 0.05) 100%);
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.contact-card {
    background-color: var(--white);
    border-radius: var(--radius);
    padding: 2rem;
    text-align: center;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
}

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

.contact-icon {
    width: 50px;
    height: 50px;
    background-color: var(--light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    font-size: 1.5rem;
}

.contact-card h3 {
    font-size: 1rem;
    margin-bottom: 0.75rem;
}

.contact-card a,
.contact-card p {
    font-size: 0.95rem;
    color: var(--text-light);
}

.contact-card a {
    color: var(--primary);
    font-weight: 600;
}

.contact-cta {
    background-color: var(--white);
    border: 2px solid rgba(211, 47, 47, 0.2);
    border-radius: var(--radius);
    padding: 2rem;
    text-align: center;
}

.contact-cta h3 {
    margin-bottom: 1rem;
}

.contact-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.contact-buttons .btn {
    padding: 10px 25px;
    border-radius: var(--radius);
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
}

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

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

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

.contact-buttons .btn-outline:hover {
    background-color: var(--primary);
    color: var(--white);
}

/* ===== CONTACT FORM ===== */
.contact-form {
    background-color: var(--white);
    border-radius: var(--radius);
    padding: 2rem;
    box-shadow: var(--shadow);
    margin-top: 2rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--text);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-family: inherit;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(211, 47, 47, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-submit {
    background-color: var(--primary);
    color: var(--white);
    padding: 12px 30px;
    border: none;
    border-radius: var(--radius);
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    width: 100%;
}

.form-submit:hover {
    background-color: var(--secondary);
}

.form-message {
    padding: 1rem;
    border-radius: var(--radius);
    margin-bottom: 1rem;
    display: none;
}

.form-message.success {
    background-color: #e8f5e9;
    color: #2e7d32;
    border: 1px solid #4caf50;
    display: block;
}

.form-message.error {
    background-color: #ffebee;
    color: #c62828;
    border: 1px solid #f44336;
    display: block;
}

/* ===== FLOATING WHATSAPP ===== */
.floating-whatsapp {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 60px;
    height: 60px;
    background-color: var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: var(--shadow-lg);
    transition: all 0.3s ease;
    z-index: 99;
    text-decoration: none;
    color: var(--white);
    font-size: 1.5rem;
}

.floating-whatsapp:hover {
    background-color: var(--secondary);
    transform: scale(1.1);
}

/* ===== FOOTER ===== */
footer {
    background-color: var(--dark);
    color: var(--white);
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h4 {
    margin-bottom: 1rem;
    color: var(--white);
}

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

.footer-section ul li {
    margin-bottom: 0.75rem;
}

.footer-section ul li a {
    color: rgba(255, 255, 255, 0.8);
    transition: color 0.3s ease;
}

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

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.footer-logo-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-weight: 700;
}

.footer-divider {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 1.5rem;
    text-align: center;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.6);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    h1 { font-size: 2rem; }
    h2 { font-size: 1.75rem; }
    h3 { font-size: 1.25rem; }
    
    nav {
        display: none;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
    }
    
    .hero-left h1 {
        font-size: 1.75rem;
    }
    
    .hero-right {
        grid-template-columns: 1fr 1fr;
    }
    
    .about-grid {
        grid-template-columns: 1fr;
    }
    
    .history {
        grid-template-columns: 1fr;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-buttons {
        flex-direction: column;
    }
    
    .contact-buttons .btn {
        width: 100%;
    }
    
    .filter-buttons {
        gap: 0.5rem;
    }
    
    .filter-btn {
        padding: 0.5rem 1rem;
        font-size: 0.85rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    h1 { font-size: 1.5rem; }
    h2 { font-size: 1.25rem; }
    h3 { font-size: 1rem; }
    
    .hero {
        padding: 40px 0;
    }
    
    .about,
    .highlights,
    .catalog,
    .contact {
        padding: 40px 0;
    }
    
    .hero-card {
        padding: 1.5rem;
    }
    
    .hero-card h3 {
        font-size: 2rem;
    }
    
    .product-header {
        padding: 1rem;
    }
    
    .product-body {
        padding: 1rem;
    }
    
    .sizes-table {
        font-size: 0.75rem;
    }
    
    .sizes-table th,
    .sizes-table td {
        padding: 0.4rem;
    }
    
    .floating-whatsapp {
        width: 50px;
        height: 50px;
        bottom: 15px;
        right: 15px;
        font-size: 1.25rem;
    }
}