/* ============================================
   MJM TRADE - DISEÑO PROFESIONAL
   Estilo: Escandinavo Industrial (Klaravik)
   ============================================ */

/* Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@400;500;600;700;800&family=Open+Sans:wght@400;500;600&display=swap');

/* ============================================
   CSS VARIABLES
   ============================================ */
:root {
    /* Colores principales */
    --primary-green: #1a5c38;
    --primary-green-dark: #0f3d25;
    --primary-green-light: #2a7a4d;
    --accent-green: #4caf50;

    /* Colores secundarios */
    --dark: #1a1a1a;
    --dark-gray: #2d2d2d;
    --medium-gray: #666666;
    --light-gray: #f5f5f5;
    --white: #ffffff;

    /* Colores de estado */
    --success: #28a745;
    --warning: #ffc107;
    --danger: #dc3545;
    --info: #17a2b8;

    /* Tipografía */
    --font-primary: 'Montserrat', sans-serif;
    --font-secondary: 'Open Sans', sans-serif;

    /* Sombras */
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.15);
    --shadow-lg: 0 8px 24px rgba(0,0,0,0.2);
    --shadow-xl: 0 12px 48px rgba(0,0,0,0.25);

    /* Transiciones */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;

    /* Bordes */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 20px;
}

/* ============================================
   RESET & BASE
   ============================================ */
*, *::before, *::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-secondary);
    font-size: 16px;
    line-height: 1.6;
    color: var(--dark);
    background-color: var(--white);
    margin: 0;
    padding: 0;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-primary);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

a {
    color: var(--primary-green);
    text-decoration: none;
    transition: color var(--transition-fast);
}

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

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

/* ============================================
   NAVBAR PRINCIPAL
   ============================================ */
.navbar-main {
    background: linear-gradient(135deg, var(--primary-green-dark) 0%, var(--primary-green) 100%);
    padding: 0;
    box-shadow: var(--shadow-md);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar-main .navbar-brand {
    font-family: var(--font-primary);
    color: var(--white) !important;
    padding: 0.8rem 0;
    text-decoration: none;
}

.navbar-main .navbar-brand .brand-name {
    font-size: 1.8rem;
    font-weight: 800;
    letter-spacing: -1px;
    line-height: 1;
}

.navbar-main .navbar-brand .brand-name span {
    color: #8bc34a;
}

.navbar-main .navbar-brand .brand-tagline {
    font-size: 0.65rem;
    font-weight: 400;
    color: rgba(255,255,255,0.6);
    letter-spacing: 0.5px;
}

.navbar-main .nav-link {
    color: rgba(255,255,255,0.9) !important;
    font-family: var(--font-primary);
    font-weight: 500;
    font-size: 0.9rem;
    padding: 1.2rem 1rem !important;
    transition: all var(--transition-fast);
    border-bottom: 3px solid transparent;
}

.navbar-main .nav-link:hover {
    color: var(--white) !important;
    background: rgba(255,255,255,0.1);
    border-bottom-color: #8bc34a;
}

.navbar-main .nav-link.active {
    background: rgba(255,255,255,0.15);
    border-bottom-color: #8bc34a;
}

/* Dropdown hover en navbar */
.navbar-main .dropdown-menu {
    display: none;
    position: absolute;
    background: var(--primary-green-dark);
    border: none;
    border-radius: 0 0 var(--radius-md) var(--radius-md);
    box-shadow: var(--shadow-lg);
    padding: 0.5rem 0;
    min-width: 220px;
    margin-top: 0;
}

.navbar-main .dropdown:hover > .dropdown-menu,
.navbar-main .dropdown-menu:hover {
    display: block;
}

.navbar-main .dropdown-toggle::after {
    margin-left: 0.4rem;
}

.navbar-main .dropdown-item {
    color: rgba(255,255,255,0.85);
    padding: 0.6rem 1.2rem;
    font-size: 0.9rem;
    transition: all var(--transition-fast);
}

.navbar-main .dropdown-item:hover {
    background: rgba(255,255,255,0.1);
    color: var(--white);
}

.navbar-main .dropdown-item i {
    color: #8bc34a;
}

.navbar-main .dropdown-divider {
    border-color: rgba(255,255,255,0.1);
    margin: 0.3rem 0;
}

/* Dropdown de idioma */
.language-dropdown .dropdown-toggle {
    background: rgba(255,255,255,0.15);
    border: 1px solid rgba(255,255,255,0.3);
    border-radius: var(--radius-md);
    padding: 0.5rem 1rem;
    color: var(--white) !important;
    font-size: 0.85rem;
}

.language-dropdown .dropdown-menu {
    min-width: 120px;
    border: none;
    box-shadow: var(--shadow-lg);
}

/* ============================================
   BARRA DE CATEGORÍAS
   ============================================ */
.categories-bar {
    background: var(--primary-green-dark);
    padding: 0;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.categories-bar .nav {
    justify-content: center;
}

.category-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: rgba(255,255,255,0.85) !important;
    padding: 0.8rem 1.5rem !important;
    font-size: 0.85rem;
    font-weight: 500;
    transition: all var(--transition-fast);
    border-bottom: 2px solid transparent;
}

.category-link i {
    font-size: 1.1rem;
}

.category-link:hover {
    color: var(--white) !important;
    background: rgba(255,255,255,0.1);
    border-bottom-color: #8bc34a;
}

/* Dropdown en barra de categorías */
.category-dropdown {
    position: relative;
}

.category-dropdown .dropdown-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--primary-green-dark);
    border: none;
    border-radius: 0 0 var(--radius-md) var(--radius-md);
    box-shadow: var(--shadow-lg);
    padding: 0.5rem 0;
    min-width: 200px;
    z-index: 1000;
}

.category-dropdown:hover .dropdown-menu {
    display: block;
}

.category-dropdown .dropdown-item {
    color: rgba(255,255,255,0.85);
    padding: 0.6rem 1.2rem;
    font-size: 0.85rem;
    transition: all var(--transition-fast);
}

.category-dropdown .dropdown-item:hover {
    background: rgba(255,255,255,0.15);
    color: var(--white);
}

.category-dropdown .dropdown-item i {
    color: #8bc34a;
}

.category-link.dropdown-toggle::after {
    margin-left: 0.3rem;
    font-size: 0.7rem;
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero-section {
    background: linear-gradient(135deg, var(--primary-green-dark) 0%, var(--primary-green) 50%, var(--primary-green-light) 100%);
    min-height: 500px;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.5;
}

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

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 1.5rem;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.2);
}

.hero-subtitle {
    font-size: 1.3rem;
    color: rgba(255,255,255,0.9);
    margin-bottom: 2rem;
    max-width: 600px;
}

.hero-btn {
    padding: 1rem 2.5rem;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    transition: all var(--transition-normal);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.hero-btn-primary {
    background: var(--white);
    color: var(--primary-green);
    border: none;
}

.hero-btn-primary:hover {
    background: var(--light-gray);
    color: var(--primary-green-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.hero-btn-outline {
    background: transparent;
    color: var(--white);
    border: 2px solid rgba(255,255,255,0.5);
}

.hero-btn-outline:hover {
    background: rgba(255,255,255,0.1);
    border-color: var(--white);
    color: var(--white);
}

/* Hero Stats */
.hero-stats {
    display: flex;
    gap: 3rem;
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(255,255,255,0.2);
}

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

.hero-stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--white);
    display: block;
}

.hero-stat-label {
    font-size: 0.9rem;
    color: rgba(255,255,255,0.7);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* ============================================
   SECTIONS
   ============================================ */
.section {
    padding: 5rem 0;
}

.section-title {
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 0.5rem;
    position: relative;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--medium-gray);
    margin-bottom: 3rem;
}

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

.section-bg-light {
    background: var(--light-gray);
}

.section-bg-dark {
    background: var(--dark);
    color: var(--white);
}

/* ============================================
   CATEGORY CARDS (Homepage)
   ============================================ */
.category-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 2rem;
    text-align: center;
    transition: all var(--transition-normal);
    border: 1px solid #eee;
    height: 100%;
}

.category-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-green);
}

.category-card-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-green) 0%, var(--primary-green-light) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    transition: all var(--transition-normal);
}

.category-card:hover .category-card-icon {
    transform: scale(1.1);
}

.category-card-icon i {
    font-size: 2rem;
    color: var(--white);
}

.category-card-title {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 0.5rem;
}

.category-card-count {
    color: var(--medium-gray);
    font-size: 0.9rem;
}

/* ============================================
   MACHINE CARDS
   ============================================ */
.machine-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition-normal);
    border: 1px solid #eee;
    height: 100%;
    display: flex;
    flex-direction: column;
}

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

.machine-card-image {
    position: relative;
    height: 220px;
    overflow: hidden;
    background: var(--light-gray);
}

.machine-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.machine-card:hover .machine-card-image img {
    transform: scale(1.08);
}

.machine-card-badge {
    position: absolute;
    top: 1rem;
    left: 1rem;
    background: var(--primary-green);
    color: var(--white);
    padding: 0.3rem 0.8rem;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.machine-card-badge.featured {
    background: var(--warning);
    color: var(--dark);
}

.machine-card-badge.sold {
    background: var(--danger);
}

.machine-card-body {
    padding: 1.5rem;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

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

.machine-card-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 0.75rem;
    line-height: 1.3;
}

.machine-card-specs {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 1rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid #eee;
}

.machine-card-spec {
    display: flex;
    align-items: center;
    gap: 0.3rem;
    font-size: 0.85rem;
    color: var(--medium-gray);
}

.machine-card-spec i {
    color: var(--primary-green);
}

.machine-card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: auto;
}

.machine-card-price {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--primary-green);
}

.machine-card-price.on-request {
    font-size: 0.9rem;
    color: var(--medium-gray);
}

.machine-card-btn {
    background: var(--primary-green);
    color: var(--white);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-md);
    font-size: 0.85rem;
    font-weight: 500;
    transition: all var(--transition-fast);
}

.machine-card-btn:hover {
    background: var(--primary-green-dark);
    color: var(--white);
}

/* No image placeholder */
.machine-card-no-image {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #e8e8e8 0%, #f5f5f5 100%);
    color: var(--medium-gray);
}

.machine-card-no-image i {
    font-size: 3rem;
    margin-bottom: 0.5rem;
    opacity: 0.5;
}

/* ============================================
   FILTERS & SEARCH
   ============================================ */
.filters-section {
    background: var(--white);
    padding: 1.5rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    margin-bottom: 2rem;
}

.search-box {
    position: relative;
}

.search-box input {
    padding-left: 3rem;
    border-radius: var(--radius-md);
    border: 2px solid #eee;
    transition: all var(--transition-fast);
}

.search-box input:focus {
    border-color: var(--primary-green);
    box-shadow: 0 0 0 3px rgba(26, 92, 56, 0.1);
}

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

.filter-select {
    border: 2px solid #eee;
    border-radius: var(--radius-md);
    padding: 0.6rem 1rem;
    transition: all var(--transition-fast);
}

.filter-select:focus {
    border-color: var(--primary-green);
    box-shadow: 0 0 0 3px rgba(26, 92, 56, 0.1);
}

.btn-search {
    background: var(--primary-green);
    color: var(--white);
    border: none;
    padding: 0.6rem 2rem;
    border-radius: var(--radius-md);
    font-weight: 600;
    transition: all var(--transition-fast);
}

.btn-search:hover {
    background: var(--primary-green-dark);
    color: var(--white);
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background: var(--dark);
    color: rgba(255,255,255,0.8);
    padding: 4rem 0 0;
}

.footer-brand {
    font-family: var(--font-primary);
    font-size: 2rem;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 1rem;
}

.footer-brand span {
    color: #8bc34a;
}

.footer-tagline {
    font-size: 0.85rem;
    color: rgba(255,255,255,0.5);
    font-style: italic;
}

.footer-description {
    color: rgba(255,255,255,0.6);
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.footer-title {
    font-family: var(--font-primary);
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 1.5rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links li {
    margin-bottom: 0.8rem;
}

.footer-links a {
    color: rgba(255,255,255,0.6);
    transition: all var(--transition-fast);
}

.footer-links a:hover {
    color: var(--white);
    padding-left: 5px;
}

.footer-contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 1rem;
    color: rgba(255,255,255,0.6);
}

.footer-contact-item i {
    color: #8bc34a;
    margin-top: 0.25rem;
}

.footer-bottom {
    background: rgba(0,0,0,0.2);
    padding: 1.5rem 0;
    margin-top: 3rem;
    text-align: center;
    color: rgba(255,255,255,0.5);
    font-size: 0.9rem;
}

/* ============================================
   BUTTONS
   ============================================ */
.btn-primary {
    background: var(--primary-green);
    border-color: var(--primary-green);
}

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

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

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

/* ============================================
   FORMS
   ============================================ */
.form-control:focus,
.form-select:focus {
    border-color: var(--primary-green);
    box-shadow: 0 0 0 3px rgba(26, 92, 56, 0.15);
}

/* ============================================
   PAGINATION
   ============================================ */
.pagination .page-link {
    color: var(--primary-green);
    border: none;
    margin: 0 0.2rem;
    border-radius: var(--radius-md);
}

.pagination .page-link:hover {
    background: var(--primary-green);
    color: var(--white);
}

.pagination .page-item.active .page-link {
    background: var(--primary-green);
    color: var(--white);
}

/* ============================================
   CONTACT PAGE
   ============================================ */
.contact-info-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 2rem;
    text-align: center;
    border: 1px solid #eee;
    height: 100%;
    transition: all var(--transition-normal);
}

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

.contact-info-card i {
    font-size: 2.5rem;
    color: var(--primary-green);
    margin-bottom: 1rem;
}

/* ============================================
   ALERTS
   ============================================ */
.alert-success {
    background: #d4edda;
    border-color: #c3e6cb;
    color: #155724;
    border-radius: var(--radius-md);
}

.alert-danger {
    background: #f8d7da;
    border-color: #f5c6cb;
    color: #721c24;
    border-radius: var(--radius-md);
}

/* ============================================
   UTILITIES
   ============================================ */
.text-primary {
    color: var(--primary-green) !important;
}

.bg-primary {
    background-color: var(--primary-green) !important;
}

.shadow-hover {
    transition: box-shadow var(--transition-normal);
}

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

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 991.98px) {
    .hero-title {
        font-size: 2.5rem;
    }

    .hero-stats {
        gap: 2rem;
    }

    .categories-bar .nav {
        flex-wrap: nowrap;
        overflow-x: auto;
        justify-content: flex-start;
    }

    .category-link {
        white-space: nowrap;
    }
}

@media (max-width: 767.98px) {
    .hero-section {
        min-height: 400px;
        text-align: center;
    }

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

    .hero-subtitle {
        font-size: 1.1rem;
        margin-left: auto;
        margin-right: auto;
    }

    .hero-stats {
        justify-content: center;
        flex-wrap: wrap;
        gap: 1.5rem;
    }

    .hero-stat-number {
        font-size: 2rem;
    }

    .section {
        padding: 3rem 0;
    }

    .section-title {
        font-size: 1.8rem;
    }

    .footer {
        text-align: center;
    }

    .footer-contact-item {
        justify-content: center;
    }
}

/* ============================================
   ANIMATIONS
   ============================================ */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-fadeInUp {
    animation: fadeInUp 0.6s ease forwards;
}

.animate-delay-1 { animation-delay: 0.1s; }
.animate-delay-2 { animation-delay: 0.2s; }
.animate-delay-3 { animation-delay: 0.3s; }
.animate-delay-4 { animation-delay: 0.4s; }