/* Reset y Variables */
:root {
    --primary-color: #0066cc;
    --secondary-color: #00a86b;
    --dark-color: #1a1a1a;
    --light-color: #f8f9fa;
    --text-color: #333;
    --border-color: #ddd;
    --shadow: 0 2px 10px rgba(0,0,0,0.1);
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Roboto', sans-serif;
    color: var(--text-color);
    line-height: 1.6;
    overflow-x: hidden;
}

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

/* Header y Navigation */
.header {
    background: #fff;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar {
    padding: 1rem 0;
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-img {
    height: 60px;
    width: auto;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.nav-link {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    transition: var(--transition);
    padding: 0.5rem 0;
    position: relative;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: width 0.3s;
}

.nav-link:hover::after {
    width: 100%;
}

.nav-link-login {
    background: var(--primary-color);
    color: white;
    padding: 0.5rem 1.5rem;
    border-radius: 5px;
}

.nav-link-login:hover {
    background: #0052a3;
    color: white;
}

.nav-link-login::after {
    display: none;
}

/* Estilo especial para Perfumería Fina */
.nav-link-special {
    background: linear-gradient(135deg, #d4af37, #ffd700);
    color: #000;
    padding: 0.5rem 1.5rem;
    border-radius: 5px;
    font-weight: 700;
    animation: shimmer 2s infinite;
    box-shadow: 0 4px 15px rgba(212, 175, 55, 0.4);
}

.nav-link-special:hover {
    background: linear-gradient(135deg, #ffd700, #d4af37);
    color: #000;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(212, 175, 55, 0.6);
}

.nav-link-special::after {
    display: none;
}

@keyframes shimmer {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.8; }
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-color);
}

/* WhatsApp Button */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background: #25D366;
    color: white;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.5);
    z-index: 999;
    transition: var(--transition);
    text-decoration: none;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.7);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    background-image: url('../images/hero-bg.jpg');
    background-size: cover;
    background-position: center;
    background-blend-mode: overlay;
    min-height: 600px;
    display: flex;
    align-items: center;
    position: relative;
    color: white;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 102, 204, 0.85);
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
}

.hero-title {
    font-family: 'Montserrat', sans-serif;
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.hero-subtitle {
    font-size: 1.3rem;
    margin-bottom: 2rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

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

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.875rem 2rem;
    border-radius: 5px;
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

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

.btn-primary:hover {
    background: var(--light-color);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
}

.btn-secondary {
    background: transparent;
    color: white;
    border: 2px solid white;
}

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

.btn-block {
    width: 100%;
}

/* Sections */
section {
    padding: 5rem 0;
}

.section-title {
    font-family: 'Montserrat', sans-serif;
    font-size: 2.5rem;
    color: var(--dark-color);
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.1rem;
    color: #666;
    margin-bottom: 3rem;
}

.text-center {
    text-align: center;
}

/* About Section */
.about {
    background: var(--light-color);
}

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

.about-text {
    margin-bottom: 1rem;
    font-size: 1.05rem;
    line-height: 1.8;
}

.about-features {
    display: grid;
    gap: 1.5rem;
}

.feature-box {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.feature-box:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(0,0,0,0.15);
}

.feature-icon {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.feature-box h3 {
    color: var(--dark-color);
    margin-bottom: 0.5rem;
}

/* Categories Grid */
.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.category-card {
    background: white;
    padding: 2.5rem 2rem;
    border-radius: 10px;
    box-shadow: var(--shadow);
    text-align: center;
    transition: var(--transition);
    cursor: pointer;
    border: 2px solid transparent;
}

.category-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.15);
    border-color: var(--primary-color);
}

.category-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 2.5rem;
    color: white;
}

.category-title {
    color: var(--dark-color);
    margin-bottom: 0.75rem;
    font-size: 1.3rem;
}

.category-description {
    color: #666;
    margin-bottom: 1.5rem;
}

.btn-category {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
}

.btn-category:hover {
    gap: 0.75rem;
}

/* Catalog Section */
.catalog-section {
    background: var(--light-color);
}

.catalog-controls {
    display: flex;
    gap: 1rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.search-box {
    flex: 2;
    position: relative;
}

.search-box i {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: #999;
}

.search-box input {
    width: 100%;
    padding: 0.875rem 1rem 0.875rem 3rem;
    border: 2px solid var(--border-color);
    border-radius: 5px;
    font-size: 1rem;
    transition: var(--transition);
}

.search-box input:focus {
    outline: none;
    border-color: var(--primary-color);
}

.filter-box {
    flex: 1;
    min-width: 200px;
}

.category-select {
    width: 100%;
    padding: 0.875rem 1rem;
    border: 2px solid var(--border-color);
    border-radius: 5px;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition);
}

.category-select:focus {
    outline: none;
    border-color: var(--primary-color);
}

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

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

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(0,0,0,0.15);
}

.product-image {
    width: 100%;
    height: 250px;
    object-fit: cover;
    background: var(--light-color);
}

.product-content {
    padding: 1.5rem;
}

.product-category {
    display: inline-block;
    background: var(--primary-color);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.85rem;
    margin-bottom: 0.75rem;
}

.product-name {
    font-size: 1.3rem;
    color: var(--dark-color);
    margin-bottom: 0.75rem;
}

.product-description {
    color: #666;
    margin-bottom: 1rem;
    font-size: 0.95rem;
}

.product-specs {
    margin-bottom: 1rem;
    padding: 0.75rem;
    background: var(--light-color);
    border-radius: 5px;
    font-size: 0.9rem;
}

.product-specs p {
    margin-bottom: 0.25rem;
}

.product-availability {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background: var(--secondary-color);
    color: white;
    border-radius: 5px;
    font-size: 0.85rem;
    margin-bottom: 1rem;
}

.product-footer {
    display: flex;
    gap: 0.5rem;
}

.btn-info {
    flex: 1;
    background: var(--primary-color);
    color: white;
    text-align: center;
}

.btn-info:hover {
    background: #0052a3;
}

/* Industries Section */
.industries-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.industry-card {
    background: white;
    padding: 2rem 1rem;
    border-radius: 10px;
    box-shadow: var(--shadow);
    text-align: center;
    transition: var(--transition);
}

.industry-card:hover {
    transform: translateY(-5px);
    background: var(--primary-color);
    color: white;
}

.industry-card i {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
    transition: var(--transition);
}

.industry-card:hover i {
    color: white;
}

/* Contact Section */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-top: 2rem;
}

.contact-form-wrapper h3,
.contact-info h3 {
    margin-bottom: 1.5rem;
    color: var(--dark-color);
}

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

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.875rem 1rem;
    border: 2px solid var(--border-color);
    border-radius: 5px;
    font-size: 1rem;
    font-family: 'Roboto', sans-serif;
    transition: var(--transition);
}

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

.info-item {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
}

.info-item i {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-top: 0.25rem;
}

.info-item h4 {
    margin-bottom: 0.25rem;
    color: var(--dark-color);
}

.info-item a {
    color: var(--primary-color);
    text-decoration: none;
}

.map-container {
    margin-top: 2rem;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow);
}

/* Footer */
.footer {
    background: var(--dark-color);
    color: 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;
}

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

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section a {
    color: #ccc;
    text-decoration: none;
    transition: var(--transition);
}

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

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: rgba(255,255,255,0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}

.social-links a:hover {
    background: var(--primary-color);
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 1rem;
    text-align: center;
    color: #999;
}

/* ============================================ */
/* ESTILOS DE LA PÁGINA DE LOGIN */
/* ============================================ */

body.login-page {
    background: linear-gradient(135deg, #0066cc, #00a86b);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.login-container {
    background: white;
    border-radius: 15px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.3);
    overflow: hidden;
    max-width: 450px;
    width: 100%;
    animation: slideUp 0.5s ease;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.login-header {
    background: linear-gradient(135deg, #0066cc, #00a86b);
    color: white;
    padding: 3rem 2rem;
    text-align: center;
}

.login-header i {
    font-size: 4rem;
    margin-bottom: 1rem;
}

.login-header h1 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.login-header p {
    opacity: 0.9;
    font-size: 1.1rem;
}

.login-body {
    padding: 2.5rem 2rem;
}

.error-message {
    background: #f8d7da;
    color: #721c24;
    padding: 1rem;
    border-radius: 8px;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    border-left: 4px solid #dc3545;
}

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

.login-body .form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: #333;
    font-size: 0.95rem;
}

.input-wrapper {
    position: relative;
}

.input-wrapper i {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: #999;
    font-size: 1.1rem;
}

.login-body .form-group input {
    width: 100%;
    padding: 1rem 1rem 1rem 3rem;
    border: 2px solid #ddd;
    border-radius: 8px;
    font-size: 1rem;
    font-family: 'Roboto', sans-serif;
    transition: all 0.3s;
}

.login-body .form-group input:focus {
    outline: none;
    border-color: #0066cc;
    box-shadow: 0 0 0 3px rgba(0,102,204,0.1);
}

.btn-login {
    width: 100%;
    padding: 1rem;
    background: linear-gradient(135deg, #0066cc, #00a86b);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
}

.btn-login:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0,102,204,0.3);
}

.btn-login:active {
    transform: translateY(0);
}

.login-footer {
    text-align: center;
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid #eee;
}

.back-link {
    color: #0066cc;
    text-decoration: none;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s;
}

.back-link:hover {
    gap: 0.75rem;
}

.remember-me {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.remember-me input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
}

.remember-me label {
    cursor: pointer;
    user-select: none;
    margin: 0;
}

/* ============================================ */
/* FIN ESTILOS DE LOGIN */
/* ============================================ */

/* Responsive */
@media (max-width: 768px) {
    .menu-toggle {
        display: block;
    }
    
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 80px;
        flex-direction: column;
        background: white;
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0,0,0,0.1);
        padding: 2rem 0;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .about-grid,
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .catalog-controls {
        flex-direction: column;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    /* Login responsive */
    .login-container {
        max-width: 100%;
    }
    
    .login-header h1 {
        font-size: 1.5rem;
    }
    
    .login-header i {
        font-size: 3rem;
    }
}

/* ============================================
   FÓRMULAS - DETALLE
   ============================================ */

/* Header de fórmula */
.formula-header {
    background: linear-gradient(135deg, #0066cc, #00a86b);
    color: white;
    padding: 3rem 0;
}

.formula-container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 20px;
}

.formula-title-section {
    margin-bottom: 2rem;
}

/* Estadísticas de la fórmula */
.formula-stats {
    display: flex;
    gap: 2rem;
    flex-wrap: wrap;
    margin-top: 1.5rem;
}

.stat-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1rem;
}

.stat-item i {
    font-size: 1.5rem;
}

.stat-badge {
    background: rgba(255, 255, 255, 0.2);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
}

/* Contenido de la fórmula */
.formula-content {
    background: white;
    margin-top: -2rem;
    border-radius: 15px;
    box-shadow: 0 5px 30px rgba(0, 0, 0, 0.1);
    padding: 3rem;
    margin-bottom: 3rem;
}

.section-title {
    font-size: 1.8rem;
    color: var(--dark-color);
    margin-bottom: 1.5rem;
    padding-bottom: 0.75rem;
    border-bottom: 3px solid var(--primary-color);
}

/* Lista de ingredientes */
.ingredients-list {
    list-style: none;
    padding: 0;
}

.ingredient-item {
    padding: 1rem;
    background: #f8f9fa;
    margin-bottom: 0.75rem;
    border-radius: 8px;
    border-left: 4px solid var(--primary-color);
}

.ingredient-name {
    font-weight: 600;
    color: var(--dark-color);
    font-size: 1.1rem;
}

.ingredient-quantity {
    color: var(--primary-color);
    font-weight: 700;
    margin-left: 0.5rem;
}

.ingredient-notes {
    color: #666;
    font-size: 0.9rem;
    margin-top: 0.25rem;
}

/* Lista de pasos */
.steps-list {
    list-style: none;
    padding: 0;
    counter-reset: step-counter;
}

.step-item {
    counter-increment: step-counter;
    padding: 1.5rem;
    background: #f8f9fa;
    margin-bottom: 1rem;
    border-radius: 8px;
    position: relative;
    padding-left: 5rem;
}

.step-item::before {
    content: counter(step-counter);
    position: absolute;
    left: 1.5rem;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
}

.step-description {
    color: #333;
    line-height: 1.8;
    font-size: 1.05rem;
}

/* Versión admin - estilos adicionales */
.step-number {
    min-width: 40px;
    height: 40px;
    background: #0066cc;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.2rem;
}

.step-content {
    flex: 1;
}

/* Botones */
.btn-back {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    background: var(--primary-color);
    color: white;
    text-decoration: none;
    border-radius: 5px;
    font-weight: 600;
    margin-bottom: 2rem;
    transition: all 0.3s;
}

.btn-back:hover {
    background: #0052a3;
}

/* Alertas informativas */
.alert-info {
    background: #d1ecf1;
    border-left: 4px solid #0c5460;
    padding: 1.5rem;
    border-radius: 8px;
    margin: 2rem 0;
}

.alert-info h4 {
    color: #0c5460;
    margin-bottom: 0.5rem;
}

.alert-info p {
    color: #0c5460;
    margin: 0;
}

/* Tarjetas de sección (versión admin) */
.section-card {
    background: white;
    border-radius: 10px;
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.section-card h3 {
    color: #0066cc;
    margin-bottom: 1.5rem;
    padding-bottom: 0.75rem;
    border-bottom: 2px solid #e0e0e0;
}

/* Header detallado (versión admin) */
.formula-detail-header {
    background: linear-gradient(135deg, #0066cc, #00a86b);
    color: white;
    padding: 2rem;
    border-radius: 10px;
    margin-bottom: 2rem;
}

/* Botones de acción */
.action-buttons {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

/* Imagen de vista previa */
.formula-image-preview {
    max-width: 300px;
    border-radius: 10px;
    margin-top: 1rem;
}

/* Estado vacío */
.empty-state {
    text-align: center;
    padding: 3rem;
    color: #999;
}

.empty-state i {
    font-size: 3rem;
    margin-bottom: 1rem;
    color: #ddd;
}

/* Responsive */
@media (max-width: 768px) {
    .formula-stats {
        flex-direction: column;
        gap: 1rem;
    }
    
    .formula-content {
        padding: 1.5rem;
    }
    
    .step-item {
        padding-left: 4rem;
    }
    
    .step-item::before {
        width: 40px;
        height: 40px;
        font-size: 1.2rem;
        left: 1rem;
    }
    
    .action-buttons {
        flex-direction: column;
    }
    
    .action-buttons .btn {
        width: 100%;
    }
}