/* Reset y Variables */
:root {
    --color-primary: #6B7F5B;
    --color-primary-dark: #546348;
    --color-secondary: #8B9A7E;
    --color-accent: #A67C52;
    --color-bg-light: #F5F3EE;
    --color-bg-white: #FFFFFF;
    --color-text-dark: #3D3D3D;
    --color-text-light: #6B6B6B;
    --color-border: #D4CFBF;
    --color-success: #6B7F5B;
    --color-warning: #D4A574;
    --color-danger: #C85B5B;
    --color-whatsapp: #25D366;
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.08);
    --shadow-md: 0 4px 8px rgba(0,0,0,0.12);
    --shadow-lg: 0 8px 16px rgba(0,0,0,0.15);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --transition: all 0.3s ease;
}

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

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

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

.container-fluid {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.header {
    background: var(--color-bg-white);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 100;
    padding: 20px 0;
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
}

.logo-container {
    flex-shrink: 0;
}

.logo {
    height: 120px;
    width: auto;
    object-fit: contain;
    max-width: 300px;
}

.nav-menu {
    display: flex;
    gap: 30px;
    flex: 1;
    justify-content: center;
}

.nav-link {
    color: var(--color-text-dark);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    padding: 8px 16px;
    border-radius: var(--radius-sm);
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-primary);
    background: rgba(107, 127, 91, 0.1);
}

.admin-btn {
    background: var(--color-primary);
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition);
}

.admin-btn:hover {
    background: var(--color-primary-dark);
    transform: translateY(-2px);
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 24px;
    color: var(--color-primary);
    cursor: pointer;
}

/* Mobile Menu */
.mobile-menu {
    display: none;
    background: var(--color-bg-white);
    box-shadow: var(--shadow-md);
    position: fixed;
    top: 90px;
    left: 0;
    right: 0;
    z-index: 99;
    padding: 20px;
    flex-direction: column;
    gap: 10px;
}

.mobile-menu.active {
    display: flex;
}

.mobile-link {
    color: var(--color-text-dark);
    text-decoration: none;
    padding: 12px;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.mobile-link:hover {
    background: rgba(107, 127, 91, 0.1);
    color: var(--color-primary);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    color: white;
    padding: 100px 20px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1440 320"><path fill="rgba(255,255,255,0.1)" d="M0,96L48,112C96,128,192,160,288,160C384,160,480,128,576,112C672,96,768,96,864,112C960,128,1056,160,1152,160C1248,160,1344,128,1392,112L1440,96L1440,320L1392,320C1344,320,1248,320,1152,320C1056,320,960,320,864,320C768,320,672,320,576,320C480,320,384,320,288,320C192,320,96,320,48,320L0,320Z"></path></svg>') bottom center/cover no-repeat;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    margin: 0 auto;
}

.hero-title {
    font-size: 3.5rem;
    margin-bottom: 10px;
    font-weight: 700;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.2);
}

.hero-subtitle {
    font-size: 1.5rem;
    margin-bottom: 20px;
    font-weight: 300;
    letter-spacing: 2px;
}

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

/* Buttons */
.btn-primary,
.btn-secondary,
.btn-danger,
.btn-whatsapp {
    padding: 12px 30px;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    justify-content: center;
}

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

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

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

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

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

.btn-danger:hover {
    background: #a04848;
}

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

.btn-whatsapp:hover {
    background: #1fb855;
    transform: translateY(-2px);
}

/* Sections */
.section-title {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 40px;
    color: var(--color-primary);
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background: var(--color-accent);
    margin: 15px auto 0;
    border-radius: 2px;
}

/* About Section */
.about {
    padding: 80px 20px;
    background: var(--color-bg-white);
}

.about-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.about-content p {
    font-size: 1.1rem;
    margin-bottom: 20px;
    color: var(--color-text-light);
    line-height: 1.8;
}

.contact-persons {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.person {
    background: var(--color-bg-light);
    padding: 30px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
}

.person i.fa-user-circle {
    font-size: 3rem;
    color: var(--color-primary);
    margin-bottom: 15px;
}

.person p {
    margin: 10px 0;
    font-size: 1.1rem;
}

.whatsapp-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--color-whatsapp);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
}

.whatsapp-link:hover {
    color: #1fb855;
    transform: scale(1.05);
}

/* Products Section */
.products-section {
    padding: 80px 20px;
    background: var(--color-bg-light);
}

.products-layout {
    display: flex;
    gap: 30px;
    position: relative;
    margin-top: 30px;
}

/* Sidebar */
.sidebar {
    width: 280px;
    background: var(--color-bg-white);
    border-radius: var(--radius-md);
    padding: 20px;
    box-shadow: var(--shadow-sm);
    height: fit-content;
    position: sticky;
    top: 110px;
    transition: var(--transition);
}

.sidebar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 2px solid var(--color-border);
}

.sidebar-header h3 {
    color: var(--color-primary);
    font-size: 1.3rem;
}

.sidebar-close {
    display: none;
    background: none;
    border: none;
    font-size: 24px;
    color: var(--color-text-light);
    cursor: pointer;
}

.categories-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.category-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 15px;
    background: transparent;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition);
    text-align: left;
    color: var(--color-text-dark);
    font-size: 1rem;
}

.category-item i {
    font-size: 1.2rem;
    color: var(--color-primary);
}

.category-item:hover {
    background: rgba(107, 127, 91, 0.1);
}

.category-item.active {
    background: var(--color-primary);
    color: white;
}

.category-item.active i {
    color: white;
}

.sidebar-toggle {
    display: none;
    background: var(--color-primary);
    color: white;
    border: none;
    padding: 12px 20px;
    border-radius: var(--radius-sm);
    margin-bottom: 20px;
    cursor: pointer;
    font-weight: 600;
    width: 100%;
}

/* Products Grid */
.products-container {
    flex: 1;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 25px;
}

.product-card {
    background: var(--color-bg-white);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    position: relative;
}

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

.product-badge {
    position: absolute;
    top: 15px;
    right: 15px;
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    font-weight: 600;
    z-index: 1;
    color: white;
}

.product-badge.nuevo {
    background: var(--color-success);
}

.product-badge.oferta {
    background: var(--color-warning);
}

.product-image {
    width: 100%;
    height: 280px;
    object-fit: cover;
    background: var(--color-bg-light);
}

.product-info {
    padding: 20px;
}

.product-name {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--color-text-dark);
}

.product-description {
    font-size: 0.95rem;
    color: var(--color-text-light);
    margin-bottom: 15px;
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.product-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 15px;
    border-top: 1px solid var(--color-border);
}

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

.product-category-tag {
    font-size: 0.85rem;
    color: var(--color-text-light);
    background: var(--color-bg-light);
    padding: 4px 10px;
    border-radius: var(--radius-sm);
}

.empty-state {
    grid-column: 1 / -1;
    text-align: center;
    padding: 60px 20px;
    color: var(--color-text-light);
}

.empty-state i {
    font-size: 4rem;
    margin-bottom: 20px;
    opacity: 0.5;
}

.empty-state p {
    font-size: 1.2rem;
    margin-bottom: 10px;
}

.empty-subtitle {
    font-size: 0.95rem;
    opacity: 0.7;
}

/* Contact Section */
.contact {
    padding: 80px 20px;
    background: var(--color-bg-white);
    text-align: center;
}

.contact-text {
    font-size: 1.2rem;
    color: var(--color-text-light);
    margin-bottom: 30px;
}

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

/* Footer */
.footer {
    background: var(--color-primary);
    color: white;
    padding: 30px 20px;
    text-align: center;
}

.footer p {
    margin: 5px 0;
}

/* WhatsApp Float */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 1000;
}

.whatsapp-main {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--color-whatsapp);
    border: none;
    color: white;
    font-size: 30px;
    cursor: pointer;
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
}

.whatsapp-main:hover {
    transform: scale(1.1);
    background: #1fb855;
}

.whatsapp-options {
    position: absolute;
    bottom: 70px;
    right: 0;
    display: none;
    flex-direction: column;
    gap: 10px;
}

.whatsapp-options.active {
    display: flex;
}

.whatsapp-option {
    display: flex;
    align-items: center;
    gap: 10px;
    background: white;
    color: var(--color-text-dark);
    padding: 12px 20px;
    border-radius: 25px;
    text-decoration: none;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    white-space: nowrap;
}

.whatsapp-option:hover {
    background: var(--color-whatsapp);
    color: white;
    transform: translateX(-5px);
}

.whatsapp-option i {
    font-size: 20px;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.6);
    overflow-y: auto;
    padding: 20px;
}

.modal.active {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding-top: 50px;
}

.modal-content {
    background-color: var(--color-bg-white);
    padding: 30px;
    border-radius: var(--radius-md);
    max-width: 900px;
    width: 100%;
    position: relative;
    box-shadow: var(--shadow-lg);
    margin-bottom: 50px;
}

.close {
    position: absolute;
    right: 20px;
    top: 20px;
    font-size: 28px;
    font-weight: bold;
    color: var(--color-text-light);
    cursor: pointer;
    transition: var(--transition);
}

.close:hover {
    color: var(--color-danger);
}

/* Admin Sections */
.admin-section h2 {
    color: var(--color-primary);
    margin-bottom: 25px;
}

.admin-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
}

.admin-hint {
    margin-top: 15px;
    font-size: 0.9rem;
    color: var(--color-text-light);
}

.admin-hint code {
    background: var(--color-bg-light);
    padding: 2px 8px;
    border-radius: 4px;
    font-family: monospace;
}

/* Admin Tabs */
.admin-tabs {
    display: flex;
    gap: 10px;
    margin-bottom: 30px;
    border-bottom: 2px solid var(--color-border);
}

.tab-btn {
    background: none;
    border: none;
    padding: 12px 20px;
    cursor: pointer;
    font-weight: 600;
    color: var(--color-text-light);
    transition: var(--transition);
    border-bottom: 3px solid transparent;
    display: flex;
    align-items: center;
    gap: 8px;
}

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

.tab-btn.active {
    color: var(--color-primary);
    border-bottom-color: var(--color-primary);
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

/* Forms */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--color-text-dark);
}

.form-group small {
    display: block;
    margin-top: 5px;
    color: var(--color-text-light);
    font-size: 0.85rem;
}

.form-control {
    width: 100%;
    padding: 12px;
    border: 2px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-size: 1rem;
    transition: var(--transition);
    font-family: inherit;
}

.form-control:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(107, 127, 91, 0.1);
}

textarea.form-control {
    resize: vertical;
    min-height: 100px;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.form-actions {
    display: flex;
    gap: 15px;
    margin-top: 25px;
}

/* Admin Actions */
.admin-actions {
    margin-bottom: 25px;
}

/* Product Form */
.product-form {
    background: var(--color-bg-light);
    padding: 25px;
    border-radius: var(--radius-md);
    margin-bottom: 30px;
}

.product-form h3 {
    color: var(--color-primary);
    margin-bottom: 20px;
}

.image-preview {
    margin-top: 15px;
    display: none;
}

.image-preview.active {
    display: block;
}

.image-preview img {
    max-width: 200px;
    max-height: 200px;
    border-radius: var(--radius-sm);
    border: 2px solid var(--color-border);
}

/* Admin Products List */
.admin-products-list {
    display: grid;
    gap: 15px;
}

.admin-product-item {
    background: var(--color-bg-light);
    padding: 20px;
    border-radius: var(--radius-md);
    display: flex;
    gap: 20px;
    align-items: center;
}

.admin-product-image {
    width: 80px;
    height: 80px;
    object-fit: cover;
    border-radius: var(--radius-sm);
    flex-shrink: 0;
}

.admin-product-info {
    flex: 1;
}

.admin-product-info h4 {
    color: var(--color-primary);
    margin-bottom: 5px;
}

.admin-product-info p {
    color: var(--color-text-light);
    font-size: 0.9rem;
    margin: 3px 0;
}

.admin-product-actions {
    display: flex;
    gap: 10px;
}

.btn-icon {
    padding: 8px 12px;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition);
    font-size: 1rem;
}

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

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

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

.btn-delete:hover {
    background: #a04848;
}

/* Admin Categories List */
.admin-categories-list {
    display: grid;
    gap: 15px;
}

.admin-category-item {
    background: var(--color-bg-light);
    padding: 20px;
    border-radius: var(--radius-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.admin-category-info {
    display: flex;
    align-items: center;
    gap: 15px;
}

.admin-category-info i {
    font-size: 1.5rem;
    color: var(--color-primary);
}

.admin-category-info h4 {
    color: var(--color-text-dark);
}

.category-form {
    background: var(--color-bg-light);
    padding: 25px;
    border-radius: var(--radius-md);
    margin-bottom: 30px;
}

/* Settings */
.logo-preview {
    margin-top: 15px;
    padding: 20px;
    background: white;
    border-radius: var(--radius-sm);
    border: 2px solid var(--color-border);
    display: inline-block;
}

.logo-preview img {
    max-width: 150px;
    max-height: 100px;
    object-fit: contain;
}

.danger-zone {
    margin-top: 40px;
    padding: 25px;
    background: rgba(200, 91, 91, 0.1);
    border-radius: var(--radius-md);
    border: 2px solid var(--color-danger);
}

.danger-zone h3 {
    color: var(--color-danger);
    margin-bottom: 15px;
}

.warning-text {
    color: var(--color-danger);
    font-size: 0.9rem;
    margin-top: 10px;
}

/* Responsive */
@media (max-width: 1024px) {
    .products-layout {
        flex-direction: column;
    }

    .sidebar {
        position: fixed;
        top: 0;
        left: -300px;
        width: 280px;
        height: 100vh;
        z-index: 200;
        border-radius: 0;
    }

    .sidebar.active {
        left: 0;
    }

    .sidebar-close {
        display: block;
    }

    .sidebar-toggle {
        display: block;
    }
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.2rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .nav-menu {
        display: none;
    }

    .menu-toggle {
        display: block;
    }

    .header .container {
        flex-wrap: wrap;
    }

    .logo {
        height: 90px;
    }

    .products-grid {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
        gap: 20px;
    }

    .contact-buttons {
        flex-direction: column;
        align-items: center;
    }

    .btn-whatsapp {
        width: 100%;
        max-width: 300px;
    }

    .admin-product-item {
        flex-direction: column;
        text-align: center;
    }

    .admin-product-actions {
        width: 100%;
        justify-content: center;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .admin-tabs {
        overflow-x: auto;
    }

    .tab-btn {
        white-space: nowrap;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 60px 20px;
    }

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

    .products-grid {
        grid-template-columns: 1fr;
    }

    .whatsapp-float {
        bottom: 20px;
        right: 20px;
    }

    .whatsapp-main {
        width: 50px;
        height: 50px;
        font-size: 24px;
    }

    .modal-content {
        padding: 20px;
    }

    .form-actions {
        flex-direction: column;
    }

    .form-actions button {
        width: 100%;
    }
}

/* Animaciones */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.product-card {
    animation: fadeIn 0.5s ease-out;
}

/* Mejoras de accesibilidad */
button:focus,
a:focus,
input:focus,
textarea:focus,
select:focus {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* Scroll suave */
html {
    scroll-behavior: smooth;
}