/* Variables CSS */
:root {
    --primary-color: #1a1a1a;
    --secondary-color: #f5f5f5;
    --accent-color: #2c2c2c;
    --text-primary: #1a1a1a;
    --text-secondary: #666666;
    --text-light: #999999;
    --border-color: #e0e0e0;
    --white: #ffffff;
    --success: #28a745;
    --error: #dc3545;
    --warning: #ffc107;
    
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    
    --border-radius: 8px;
    --border-radius-small: 4px;
    --border-radius-large: 12px;
    
    --shadow-small: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-medium: 0 4px 12px rgba(0, 0, 0, 0.1);
    --shadow-large: 0 8px 24px rgba(0, 0, 0, 0.12);
    
    --transition: all 0.3s ease;
    --transition-fast: all 0.2s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

button {
    border: none;
    background: none;
    cursor: pointer;
    font-family: inherit;
}

input, textarea, select {
    font-family: inherit;
    font-size: inherit;
}

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

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

.section--gray {
    background-color: var(--secondary-color);
}

.section__title {
    font-size: 2.5rem;
    font-weight: 600;
    margin-bottom: 3rem;
    text-align: center;
    color: var(--text-primary);
}

.section__footer {
    text-align: center;
    margin-top: 3rem;
}

/* Header */
.header {
    background-color: var(--white);
    box-shadow: var(--shadow-small);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
}

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

.nav__logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

.nav__menu {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav__link {
    color: var(--text-primary);
    font-weight: 500;
    transition: var(--transition-fast);
    position: relative;
}

.nav__link:hover,
.nav__link.active {
    color: var(--accent-color);
}

.nav__link.active::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    right: 0;
    height: 2px;
    background-color: var(--accent-color);
}

/* Dropdown */
.dropdown {
    position: relative;
}

.dropdown__menu {
    position: absolute;
    top: 100%;
    left: 0;
    background-color: var(--white);
    box-shadow: var(--shadow-medium);
    border-radius: var(--border-radius);
    padding: 1rem 0;
    min-width: 200px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: var(--transition);
}

.dropdown:hover .dropdown__menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown__menu li {
    padding: 0;
}

.dropdown__menu a {
    display: block;
    padding: 0.5rem 1rem;
    color: var(--text-primary);
    transition: var(--transition-fast);
}

.dropdown__menu a:hover {
    background-color: var(--secondary-color);
    color: var(--accent-color);
}

/* Navegación acciones */
.nav__actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.search-toggle,
.menu-toggle {
    padding: 0.5rem;
    color: var(--text-primary);
    transition: var(--transition-fast);
}

.search-toggle:hover,
.menu-toggle:hover {
    color: var(--accent-color);
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 3px;
}

.menu-toggle span {
    width: 20px;
    height: 2px;
    background-color: currentColor;
    transition: var(--transition-fast);
}

/* Barra de búsqueda */
.search-bar {
    background-color: var(--secondary-color);
    padding: 1rem 0;
    display: none;
}

.search-bar.active {
    display: block;
}

.search-form {
    display: flex;
    gap: 1rem;
    max-width: 600px;
    margin: 0 auto;
}

.search-input {
    flex: 1;
    padding: 0.75rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 1rem;
    transition: var(--transition-fast);
}

.search-input:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(44, 44, 44, 0.1);
}

.search-btn {
    padding: 0.75rem 1.5rem;
    background-color: var(--primary-color);
    color: var(--white);
    border-radius: var(--border-radius);
    font-weight: 500;
    transition: var(--transition-fast);
}

.search-btn:hover {
    background-color: var(--accent-color);
}

/* Hero */
.hero {
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    min-height: 100vh;
    padding-top: 80px;
    gap: 4rem;
}

.hero__content {
    padding: 2rem 0;
    margin-left: 4rem;
    max-width: 500px;
}

.hero__title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--primary-color);
    line-height: 1.2;
}

.hero__subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
    line-height: 1.5;
}

.hero__image {
    position: relative;
    border-radius: var(--border-radius-large);
    overflow: hidden;
    aspect-ratio: 4/5;
}

.hero__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Botones */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.875rem 2rem;
    font-size: 1rem;
    font-weight: 500;
    border-radius: var(--border-radius);
    transition: var(--transition);
    cursor: pointer;
    text-align: center;
    border: 2px solid transparent;
}

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

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

.btn--outline {
    border-color: var(--primary-color);
    color: var(--primary-color);
    background-color: transparent;
}

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

.btn--small {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

/* Grids */
.categories__grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 2rem;
}

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

/* Tarjetas de categoría */
.category-card {
    background-color: var(--white);
    border-radius: var(--border-radius-large);
    overflow: hidden;
    transition: var(--transition);
    box-shadow: var(--shadow-small);
}

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

.category-card__image {
    aspect-ratio: 4/3;
    overflow: hidden;
}

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

.category-card:hover .category-card__image img {
    transform: scale(1.05);
}

.category-card__title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    padding: 1.5rem 1.5rem 0;
}

.category-card__count {
    color: var(--text-secondary);
    padding: 0 1.5rem 1.5rem;
}

/* Tarjetas de producto */
.product-card {
    background-color: var(--white);
    border-radius: var(--border-radius-large);
    overflow: hidden;
    transition: var(--transition);
    box-shadow: var(--shadow-small);
}

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

.product-card__image {
    position: relative;
    aspect-ratio: 1;
    overflow: hidden;
}

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

.product-card:hover .product-card__image img {
    transform: scale(1.05);
}

.product-card__badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background-color: var(--error);
    color: var(--white);
    padding: 0.25rem 0.75rem;
    border-radius: var(--border-radius-small);
    font-size: 0.875rem;
    font-weight: 600;
}

.product-card__info {
    padding: 1.5rem;
}

.product-card__title {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.product-card__category {
    color: var(--text-secondary);
    font-size: 0.875rem;
    margin-bottom: 1rem;
}

.product-card__price {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.price {
    font-weight: 600;
    font-size: 1.125rem;
}

.price--original {
    text-decoration: line-through;
    color: var(--text-light);
    font-size: 1rem;
}

.price--sale {
    color: var(--error);
}

/* About */
.about__content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about__text h2 {
    text-align: left;
    margin-bottom: 2rem;
}

.about__text p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    font-size: 1.125rem;
    line-height: 1.7;
}

.about__image {
    border-radius: var(--border-radius-large);
    overflow: hidden;
    aspect-ratio: 4/3;
}

.about__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Footer */
.footer {
    background-color: var(--primary-color);
    color: var(--white);
    padding: 3rem 0 1rem;
}

.footer__content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 2rem;
}

.footer__title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.footer__description {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.6;
}

.footer__subtitle {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.footer__links li {
    margin-bottom: 0.5rem;
}

.footer__links a,
.footer__contact li {
    color: rgba(255, 255, 255, 0.8);
    transition: var(--transition-fast);
}

.footer__links a:hover {
    color: var(--white);
}

.footer__bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.6);
}

/* Breadcrumbs */
.breadcrumbs {
    padding: 1rem 0;
    background-color: var(--secondary-color);
}

.breadcrumbs ol {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
}

.breadcrumbs li::after {
    content: '/';
    margin-left: 0.5rem;
    color: var(--text-light);
}

.breadcrumbs li:last-child::after {
    display: none;
}

.breadcrumbs a {
    color: var(--text-secondary);
    transition: var(--transition-fast);
}

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

.breadcrumbs .active {
    color: var(--text-primary);
    font-weight: 500;
}

/* Responsive */
@media (max-width: 768px) {
    .container {
        padding: 0 15px;
    }
    
    .section {
        padding: 60px 0;
    }
    
    .section__title {
        font-size: 2rem;
        margin-bottom: 2rem;
    }
    
    /* Header móvil */
    .nav__menu {
        position: fixed;
        top: 100%;
        left: 0;
        right: 0;
        background-color: var(--white);
        flex-direction: column;
        padding: 2rem;
        box-shadow: var(--shadow-medium);
        transform: translateX(-100%);
        transition: var(--transition);
    }
    
    .nav__menu.active {
        transform: translateX(0);
    }
    
    .menu-toggle {
        display: flex;
    }
    
    /* Hero móvil */
    .hero {
        grid-template-columns: 1fr;
        text-align: center;
        padding-top: 100px;
        gap: 2rem;
    }
    
    .hero__content {
        margin-left: 0;
        padding: 2rem 1.5rem;
        max-width: none;
    }
    
    .hero__title {
        font-size: 2.5rem;
    }
    
    .hero__subtitle {
        font-size: 1.125rem;
    }
    
    /* Grids móvil */
    .categories__grid,
    .products__grid {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
        gap: 1.5rem;
    }
    
    /* About móvil */
    .about__content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }
    
    .about__text h2 {
        text-align: center;
    }
    
    /* Footer móvil */
    .footer__content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero__title {
        font-size: 2rem;
    }
    
    .categories__grid,
    .products__grid {
        grid-template-columns: 1fr;
    }
    
    .btn {
        width: 100%;
    }
}