/**
 * Estilos del Marketplace Mizton
 * Sistema de Showcase de Proyectos Tokenizados
 * Diseño consistente con Blog Mizton
 */

/* Google Fonts - Inter */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

:root {
    /* Colores principales (consistentes con blog) */
    --primary-green: #1B4332;
    --secondary-green: #2D5A3D;
    --accent-green: #40916C;
    --bright-green: #52B788;
    --light-green: #74C69D;
    --pale-green: #95D5B2;
    
    /* Colores neutros */
    --white: #FFFFFF;
    --light-gray: #F8F9FA;
    --medium-gray: #E9ECEF;
    --dark-gray: #343A40;
    --text-dark: #212529;
    --text-medium: #6C757D;
    --text-light: #ADB5BD;
    
    /* Alias para compatibilidad */
    --mizton-green: #40916C;
    --mizton-dark: #1B4332;
    --mizton-light: #F8F9FA;
    --mizton-orange: #ff6b35;
    --mizton-blue: #3498db;
    --mizton-purple: #9b59b6;
    --mizton-red: #e74c3c;
    --mizton-yellow: #f39c12;
    
    /* Tipografía */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    
    /* Espaciado */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    
    /* Sombras */
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.12), 0 1px 2px rgba(0,0,0,0.24);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.07), 0 1px 3px rgba(0,0,0,0.06);
    --shadow-lg: 0 10px 15px rgba(0,0,0,0.1), 0 4px 6px rgba(0,0,0,0.05);
    
    /* Bordes y transiciones */
    --border-radius: 12px;
    --border-radius-sm: 8px;
    --border-radius-lg: 20px;
    --transition: all 0.3s ease;
}

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

body {
    font-family: var(--font-primary);
    font-weight: 400;
    line-height: 1.6;
    color: var(--text-dark);
    background: var(--white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ============================================================================
   NAVEGACIÓN (Consistente con Blog)
   ============================================================================ */

.marketplace-nav {
    background: var(--white);
    border-bottom: 1px solid var(--medium-gray);
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(10px);
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) 0;
}

.nav-brand a {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    text-decoration: none;
    color: var(--text-dark);
}

.nav-logo {
    width: 40px;
    height: 40px;
    border-radius: var(--border-radius-sm);
}

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

.nav-label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--accent-green);
    background: var(--pale-green);
    padding: 2px 8px;
    border-radius: 12px;
    margin-left: var(--spacing-xs);
}

.nav-links {
    display: flex;
    gap: var(--spacing-lg);
    align-items: center;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-medium);
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

.nav-links a:hover {
    color: var(--accent-green);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-green);
    transition: var(--transition);
}

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

.nav-links .cta-link {
    background: var(--accent-green);
    color: var(--white) !important;
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--border-radius-sm);
    font-weight: 600;
}

.nav-links .cta-link:hover {
    background: var(--primary-green);
    transform: translateY(-2px);
}

.nav-links .cta-link::after {
    display: none;
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    cursor: pointer;
    padding: 5px;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--text-dark);
    border-radius: 2px;
    transition: var(--transition);
}

/* ============================================================================
   LAYOUT GENERAL
   ============================================================================ */

.marketplace-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.marketplace-header {
    text-align: center;
    padding: 80px 20px;
    background: linear-gradient(135deg, var(--light-gray) 0%, rgba(149, 213, 178, 0.15) 100%);
    margin-bottom: 40px;
}

.marketplace-header h1 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--text-dark);
}

.marketplace-header h1 span {
    background: linear-gradient(135deg, var(--accent-green), var(--bright-green));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.marketplace-header p {
    font-size: 1.25rem;
    color: var(--text-medium);
    max-width: 600px;
    margin: 0 auto;
}

/* ============================================================================
   FILTROS Y BÚSQUEDA
   ============================================================================ */

.marketplace-filters {
    background: white;
    padding: 25px;
    border-radius: var(--border-radius);
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    margin-bottom: 30px;
}

.filter-row {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
    align-items: center;
}

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

.filter-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--mizton-dark);
    font-size: 0.9rem;
}

.filter-group select,
.filter-group input {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 1rem;
    transition: var(--transition);
}

.filter-group select:focus,
.filter-group input:focus {
    outline: none;
    border-color: var(--mizton-green);
}

.search-box {
    position: relative;
}

.search-box input {
    padding-left: 45px;
}

.search-box i {
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: #999;
    font-size: 1.2rem;
}

.btn-filter {
    padding: 12px 30px;
    background: var(--mizton-green);
    color: white;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.btn-filter:hover {
    background: #00a383;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 184, 148, 0.3);
}

/* ============================================================================
   CATEGORÍAS
   ============================================================================ */

.categories-section {
    margin-bottom: 40px;
}

.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 15px;
}

.category-card {
    background: white;
    padding: 20px;
    border-radius: var(--border-radius);
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
}

.category-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.15);
    border-color: var(--mizton-green);
}

.category-card.active {
    border-color: var(--mizton-green);
    background: #f0fdf8;
}

.category-icon {
    font-size: 2.5rem;
    margin-bottom: 10px;
}

.category-name {
    font-weight: 600;
    color: var(--mizton-dark);
    margin-bottom: 5px;
}

.category-count {
    font-size: 0.85rem;
    color: #666;
}

/* ============================================================================
   GRID DE PROYECTOS
   ============================================================================ */

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
}

.project-card {
    background: white;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    transition: var(--transition);
    position: relative;
}

.project-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 30px rgba(0,0,0,0.2);
}

.project-card.featured {
    border: 3px solid var(--mizton-orange);
}

.project-card.featured::before {
    content: "DESTACADO";
    position: absolute;
    top: 15px;
    right: -35px;
    background: var(--mizton-orange);
    color: white;
    padding: 5px 40px;
    font-size: 0.75rem;
    font-weight: 700;
    transform: rotate(45deg);
    z-index: 10;
}

.project-image {
    width: 100%;
    height: 220px;
    object-fit: cover;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.project-content {
    padding: 25px;
}

.project-header {
    display: flex;
    justify-content: space-between;
    align-items: start;
    margin-bottom: 15px;
}

.project-title {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--mizton-dark);
    margin: 0;
    flex: 1;
}

.project-code {
    background: var(--mizton-light);
    padding: 5px 12px;
    border-radius: 6px;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--mizton-dark);
}

.project-category {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 15px;
}

.project-description {
    color: #666;
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 20px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.project-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
    margin-bottom: 20px;
}

.stat-item {
    text-align: center;
    padding: 12px;
    background: var(--mizton-light);
    border-radius: 8px;
}

.stat-label {
    font-size: 0.75rem;
    color: #666;
    text-transform: uppercase;
    margin-bottom: 5px;
}

.stat-value {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--mizton-dark);
}

.stat-value.highlight {
    color: var(--mizton-green);
}

.project-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 20px;
    border-top: 2px solid var(--mizton-light);
}

.project-status {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 15px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
}

.status-desarrollo { background: #e0e0e0; color: #666; }
.status-preventa { background: #fff3cd; color: #856404; }
.status-activo { background: #d4edda; color: #155724; }
.status-financiado { background: #d1ecf1; color: #0c5460; }
.status-completado { background: #cce5ff; color: #004085; }
.status-pausado { background: #fff3cd; color: #856404; }
.status-cerrado { background: #d6d8db; color: #383d41; }

.btn-view-project {
    padding: 10px 25px;
    background: var(--mizton-green);
    color: white;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-view-project:hover {
    background: #00a383;
    transform: translateX(5px);
}

/* ============================================================================
   PROGRESS BAR (Financiamiento)
   ============================================================================ */

.funding-progress {
    margin: 20px 0;
}

.progress-bar-container {
    width: 100%;
    height: 12px;
    background: #e0e0e0;
    border-radius: 10px;
    overflow: hidden;
    margin-bottom: 10px;
}

.progress-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--mizton-green) 0%, var(--mizton-blue) 100%);
    border-radius: 10px;
    transition: width 0.5s ease;
}

.progress-info {
    display: flex;
    justify-content: space-between;
    font-size: 0.85rem;
    color: #666;
}

.progress-percentage {
    font-weight: 700;
    color: var(--mizton-green);
}

/* ============================================================================
   VISTA DETALLE DE PROYECTO
   ============================================================================ */

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

.project-detail-header {
    background: white;
    padding: 40px;
    border-radius: var(--border-radius);
    margin-bottom: 30px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.project-detail-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--mizton-dark);
    margin-bottom: 20px;
}

.project-meta {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    margin-bottom: 30px;
}

.project-detail-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 30px;
}

.main-content {
    background: white;
    padding: 40px;
    border-radius: var(--border-radius);
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.sidebar-content {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.info-card {
    background: white;
    padding: 25px;
    border-radius: var(--border-radius);
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.info-card h3 {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--mizton-dark);
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 2px solid var(--mizton-light);
}

.metric-row {
    display: flex;
    justify-content: space-between;
    padding: 12px 0;
    border-bottom: 1px solid #f0f0f0;
}

.metric-row:last-child {
    border-bottom: none;
}

.metric-label {
    color: #666;
    font-size: 0.95rem;
}

.metric-value {
    font-weight: 700;
    color: var(--mizton-dark);
    font-size: 1.1rem;
}

.btn-primary-action {
    width: 100%;
    padding: 18px;
    background: var(--mizton-green);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 1.1rem;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.btn-primary-action:hover {
    background: #00a383;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 184, 148, 0.4);
}

/* ============================================================================
   TABS
   ============================================================================ */

.tabs-container {
    margin-top: 30px;
}

.tabs-nav {
    display: flex;
    gap: 10px;
    border-bottom: 2px solid #e0e0e0;
    margin-bottom: 25px;
}

.tab-button {
    padding: 12px 25px;
    background: none;
    border: none;
    border-bottom: 3px solid transparent;
    font-size: 1rem;
    font-weight: 600;
    color: #666;
    cursor: pointer;
    transition: var(--transition);
}

.tab-button:hover {
    color: var(--mizton-green);
}

.tab-button.active {
    color: var(--mizton-green);
    border-bottom-color: var(--mizton-green);
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ============================================================================
   MILESTONES
   ============================================================================ */

.milestones-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.milestone-item {
    display: flex;
    gap: 15px;
    padding: 15px;
    background: var(--mizton-light);
    border-radius: 8px;
    border-left: 4px solid #e0e0e0;
}

.milestone-item.completed {
    border-left-color: var(--mizton-green);
}

.milestone-item.in-progress {
    border-left-color: var(--mizton-blue);
}

.milestone-icon {
    font-size: 1.5rem;
    margin-top: 5px;
}

.milestone-content {
    flex: 1;
}

.milestone-name {
    font-weight: 700;
    color: var(--mizton-dark);
    margin-bottom: 5px;
}

.milestone-description {
    font-size: 0.9rem;
    color: #666;
}

/* ============================================================================
   DOCUMENTOS
   ============================================================================ */

.documents-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.document-item {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 15px;
    background: var(--mizton-light);
    border-radius: 8px;
    transition: var(--transition);
}

.document-item:hover {
    background: #e8e8e8;
}

.document-icon {
    font-size: 2rem;
    color: var(--mizton-green);
}

.document-info {
    flex: 1;
}

.document-name {
    font-weight: 600;
    color: var(--mizton-dark);
    margin-bottom: 3px;
}

.document-meta {
    font-size: 0.85rem;
    color: #666;
}

.btn-download {
    padding: 8px 20px;
    background: var(--mizton-green);
    color: white;
    text-decoration: none;
    border-radius: 6px;
    font-weight: 600;
    transition: var(--transition);
}

.btn-download:hover {
    background: #00a383;
}

/* ============================================================================
   BLOCKCHAIN INFO
   ============================================================================ */

.blockchain-info {
    background: linear-gradient(135deg, var(--mizton-dark) 0%, var(--mizton-blue) 100%);
    color: white;
    padding: 25px;
    border-radius: var(--border-radius);
}

.blockchain-info .metric-row {
    border-bottom-color: rgba(255,255,255,0.2);
}

.blockchain-info .metric-label {
    color: rgba(255,255,255,0.8);
}

.blockchain-info .metric-value {
    color: white;
}

.contract-address {
    font-family: 'Courier New', monospace;
    font-size: 0.85rem;
    word-break: break-all;
    background: rgba(255,255,255,0.1);
    padding: 10px;
    border-radius: 6px;
    margin-top: 10px;
}

/* ============================================================================
   FOOTER (Consistente con Blog)
   ============================================================================ */

.marketplace-footer {
    background: var(--dark-gray);
    color: var(--white);
    padding: var(--spacing-xl) 0 var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.footer-logo {
    width: 32px;
    height: 32px;
    border-radius: var(--border-radius-sm);
}

.footer-brand-text {
    font-size: 1.25rem;
    font-weight: 700;
}

.footer-links {
    display: flex;
    gap: var(--spacing-lg);
}

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--bright-green);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.875rem;
}

/* ============================================================================
   RESPONSIVE
   ============================================================================ */

@media (max-width: 1024px) {
    .project-detail-content {
        grid-template-columns: 1fr;
    }
    
    .projects-grid {
        grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    }
}

@media (max-width: 768px) {
    /* Navegación móvil */
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: var(--spacing-md);
        box-shadow: var(--shadow-lg);
        border-top: 1px solid var(--medium-gray);
        z-index: 1000;
    }
    
    .nav-links.active {
        display: flex;
    }
    
    .nav-links a {
        padding: var(--spacing-sm) var(--spacing-md);
        border-bottom: 1px solid var(--medium-gray);
        text-align: center;
    }
    
    .nav-links a:last-child {
        border-bottom: none;
    }
    
    .nav-links .cta-link {
        margin-top: var(--spacing-sm);
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .mobile-menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .mobile-menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
    
    /* Header */
    .marketplace-header h1 {
        font-size: 2rem;
    }
    
    .marketplace-header p {
        font-size: 1rem;
    }
    
    /* Filtros */
    .filter-row {
        flex-direction: column;
    }
    
    .filter-group {
        width: 100%;
    }
    
    /* Categorías */
    .categories-grid {
        grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    }
    
    /* Proyectos */
    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    .project-stats {
        grid-template-columns: 1fr;
    }
    
    .project-footer {
        flex-direction: column;
        gap: 15px;
    }
    
    .tabs-nav {
        overflow-x: auto;
    }
    
    /* Footer */
    .footer-content {
        flex-direction: column;
        gap: var(--spacing-md);
        text-align: center;
    }
    
    .footer-links {
        justify-content: center;
        flex-wrap: wrap;
    }
}

/* ============================================================================
   UTILIDADES
   ============================================================================ */

.text-center { text-align: center; }
.text-right { text-align: right; }
.mb-20 { margin-bottom: 20px; }
.mb-30 { margin-bottom: 30px; }
.mt-20 { margin-top: 20px; }
.mt-30 { margin-top: 30px; }

.badge {
    display: inline-block;
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
}

.badge-success { background: #d4edda; color: #155724; }
.badge-warning { background: #fff3cd; color: #856404; }
.badge-info { background: #d1ecf1; color: #0c5460; }
.badge-danger { background: #f8d7da; color: #721c24; }
.badge-secondary { background: #e0e0e0; color: #666; }

.loading-spinner {
    display: inline-block;
    width: 40px;
    height: 40px;
    border: 4px solid #f3f3f3;
    border-top: 4px solid var(--mizton-green);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: #999;
}

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

.empty-state h3 {
    font-size: 1.5rem;
    color: #666;
    margin-bottom: 10px;
}

.empty-state p {
    font-size: 1rem;
}