/* Variables BEM & Diseño */
:root {
    --color-primary: #4a7c59; /* Verde natural */
    --color-primary-dark: #365c42;
    --color-secondary: #eaf1e4; /* Verde pastel suave */
    --color-accent: #f0a8a8; /* Rosa pastel para contraste */
    --color-background: #fbfdf9; /* Blanco crudo/crema */
    --color-surface: #ffffff;
    --color-text: #2d3436;
    --color-text-light: #636e72;
    --color-border: #dfe6e9;
    
    --font-heading: 'Playfair Display', serif;
    --font-body: 'Inter', sans-serif;
    
    --transition-speed: 0.3s;
    --border-radius: 12px;
    --shadow-sm: 0 4px 12px rgba(0,0,0,0.03);
    --shadow-md: 0 8px 24px rgba(74, 124, 89, 0.08);
}

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

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

h1, h2, h3, h4 {
    font-family: var(--font-heading);
    color: var(--color-primary-dark);
}

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

ul {
    list-style: none;
}

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Tipografía */
.section__title {
    font-size: 2.8rem;
    text-align: center;
    margin-bottom: 3rem;
    position: relative;
    padding-bottom: 1rem;
}

.section__title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background-color: var(--color-accent);
    border-radius: 2px;
}

/* Botones */
.btn {
    display: inline-block;
    padding: 0.8rem 1.8rem;
    border: none;
    border-radius: 30px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-speed) ease;
    font-family: var(--font-body);
}

.btn--primary {
    background-color: var(--color-primary);
    color: white;
    box-shadow: 0 4px 10px rgba(74, 124, 89, 0.2);
}

.btn--primary:hover {
    background-color: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 15px rgba(74, 124, 89, 0.3);
}

.btn--full {
    width: 100%;
}

.btn--small {
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
}

.btn--danger {
    background-color: #ff7675;
    color: white;
}

.btn--danger:hover {
    background-color: #d63031;
}

/* Header & Nav */
.header {
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header__container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header__logo {
    font-size: 2.2rem;
    color: var(--color-primary);
    font-weight: 700;
}

.nav__list {
    display: flex;
    gap: 2.5rem;
    align-items: center;
}

.nav__link {
    font-weight: 500;
    color: var(--color-text);
    transition: color var(--transition-speed);
    position: relative;
    cursor: pointer;
}

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

.nav__link::after {
    content: '';
    position: absolute;
    bottom: -6px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-primary);
    transition: width var(--transition-speed);
}

.nav__link:hover::after, .nav__link--active::after {
    width: 100%;
}

.nav__cart-count {
    background-color: var(--color-accent);
    color: white;
    border-radius: 50%;
    padding: 0.15rem 0.6rem;
    font-size: 0.85rem;
    margin-left: 0.4rem;
    font-weight: 600;
}

/* Main Layout */
.main {
    min-height: calc(100vh - 140px);
}

.section {
    display: none;
    padding: 5rem 0;
    animation: fadeIn 0.5s ease-out;
}

.section--active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(15px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Hero Section */
.hero {
    display: none;
    padding: 0;
}
.hero.section--active {
    display: flex;
    min-height: 85vh;
    background-color: var(--color-secondary);
    overflow: hidden;
}

.hero__content {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    padding: 4rem 10%;
    z-index: 2;
}

.hero__title {
    font-size: 4.5rem;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    color: var(--color-primary-dark);
}

.hero__subtitle {
    font-size: 1.2rem;
    margin-bottom: 2.5rem;
    color: var(--color-text);
    max-width: 500px;
}

.hero__image-container {
    flex: 1;
    position: relative;
}

.hero__image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    border-bottom-left-radius: 40%;
}

/* Productos */
.products__filters {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.filter-btn {
    background: none;
    border: none;
    font-size: 1.05rem;
    color: var(--color-text-light);
    cursor: pointer;
    padding: 0.5rem 1rem;
    font-family: var(--font-body);
    transition: all var(--transition-speed);
    border-bottom: 2px solid transparent;
    font-weight: 500;
}

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

.products__grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 2.5rem;
}

.product-card {
    background: var(--color-surface);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition-speed), box-shadow var(--transition-speed);
    display: flex;
    flex-direction: column;
}

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

.product-card__img-container {
    height: 260px;
    overflow: hidden;
    background-color: var(--color-secondary);
}

.product-card__img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.product-card:hover .product-card__img {
    transform: scale(1.08);
}

.product-card__info {
    padding: 1.8rem;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.product-card__category {
    font-size: 0.8rem;
    text-transform: uppercase;
    color: var(--color-primary);
    letter-spacing: 1px;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.product-card__title {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
    font-family: var(--font-heading);
    font-weight: 600;
    color: var(--color-text);
}

.product-card__price {
    font-size: 1.4rem;
    color: var(--color-primary-dark);
    font-weight: 600;
    margin-bottom: 1.5rem;
    margin-top: auto;
}

/* Carrito */
.cart__content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 3rem;
}

.cart__items {
    background: var(--color-surface);
    border-radius: var(--border-radius);
    padding: 2.5rem;
    box-shadow: var(--shadow-sm);
}

.cart__item {
    display: flex;
    align-items: center;
    padding: 1.5rem 0;
    border-bottom: 1px solid var(--color-border);
    gap: 1.5rem;
}

.cart__item:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.cart__item:first-child {
    padding-top: 0;
}

.cart__item-img {
    width: 100px;
    height: 100px;
    border-radius: 8px;
    object-fit: cover;
    background-color: var(--color-secondary);
}

.cart__item-details {
    flex-grow: 1;
}

.cart__item-title {
    font-weight: 600;
    font-size: 1.1rem;
    margin-bottom: 0.4rem;
    font-family: var(--font-heading);
}

.cart__item-price {
    color: var(--color-primary);
    font-weight: 500;
}

.cart__item-actions {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 1rem;
}

.qty-control {
    display: flex;
    align-items: center;
    border: 1px solid var(--color-border);
    border-radius: 30px;
    overflow: hidden;
    background-color: var(--color-surface);
}

.qty-btn {
    background: none;
    border: none;
    width: 32px;
    height: 32px;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    font-size: 1.2rem;
    color: var(--color-text);
    transition: background var(--transition-speed);
}

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

.qty-val {
    width: 30px;
    text-align: center;
    font-weight: 500;
}

.cart__empty {
    text-align: center;
    padding: 3rem;
    color: var(--color-text-light);
    font-size: 1.1rem;
}

.cart__summary {
    background: var(--color-surface);
    border-radius: var(--border-radius);
    padding: 2.5rem;
    box-shadow: var(--shadow-sm);
    height: fit-content;
    position: sticky;
    top: 100px;
}

.cart__summary-title {
    margin-bottom: 1.5rem;
    border-bottom: 1px solid var(--color-border);
    padding-bottom: 1rem;
    font-family: var(--font-heading);
}

.cart__summary-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 1rem;
    color: var(--color-text-light);
}

.cart__summary-row--total {
    font-size: 1.4rem;
    font-weight: bold;
    color: var(--color-primary-dark);
    border-top: 1px solid var(--color-border);
    padding-top: 1.5rem;
    margin-top: 1.5rem;
}

/* Contacto */
.contact__grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 4rem;
    background: var(--color-surface);
    border-radius: var(--border-radius);
    padding: 3.5rem;
    box-shadow: var(--shadow-sm);
}

.contact__info h3 {
    margin-bottom: 1.5rem;
    font-size: 1.8rem;
}

.contact__info p {
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    color: var(--color-text);
    font-size: 1.05rem;
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--color-primary-dark);
}

.form-control {
    width: 100%;
    padding: 0.9rem 1.2rem;
    border: 1px solid var(--color-border);
    border-radius: 8px;
    font-family: var(--font-body);
    font-size: 1rem;
    transition: all var(--transition-speed);
    background-color: var(--color-background);
}

.form-control:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(74, 124, 89, 0.1);
    background-color: var(--color-surface);
}

/* Footer */
.footer {
    background-color: var(--color-primary-dark);
    color: white;
    text-align: center;
    padding: 2.5rem 0;
    margin-top: auto;
}

/* Toast */
.toast {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    background-color: var(--color-primary-dark);
    color: white;
    padding: 1rem 2rem;
    border-radius: 8px;
    box-shadow: var(--shadow-md);
    transform: translateY(150px);
    opacity: 0;
    transition: all 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    z-index: 1000;
    font-weight: 500;
}

.toast.show {
    transform: translateY(0);
    opacity: 1;
}

/* Responsive */
@media (max-width: 900px) {
    .cart__content {
        grid-template-columns: 1fr;
    }
    .contact__grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .header__container {
        flex-direction: column;
        gap: 1.2rem;
    }
    
    .nav__list {
        flex-wrap: wrap;
        justify-content: center;
        gap: 1.5rem;
    }
    
    .hero.section--active {
        flex-direction: column;
    }
    
    .hero__content {
        padding: 4rem 2rem;
        text-align: center;
        align-items: center;
    }
    
    .hero__title {
        font-size: 3rem;
    }
    
    .hero__image {
        border-bottom-left-radius: 0;
    }

    .cart__item {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }

    .cart__item-actions {
        align-items: center;
        flex-direction: row;
        justify-content: space-between;
        width: 100%;
    }
}