/* ==========================================================================
   Estilos Principales - Sistema Directorio de Profesionales
   ========================================================================== */

:root {
    /* Colores principales */
    --primary-color: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #a5b4fc;
    
    --secondary-color: #f59e0b;
    --secondary-dark: #d97706;
    --secondary-light: #fbbf24;
    
    --accent-color: #10b981;
    --accent-dark: #059669;
    --accent-light: #34d399;
    
    /* Colores neutros */
    --white: #ffffff;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    
    /* Estados */
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --error-color: #ef4444;
    --info-color: #3b82f6;
    
    /* Tipografía */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    
    /* Espaciado */
    --spacing-1: 0.25rem;
    --spacing-2: 0.5rem;
    --spacing-3: 0.75rem;
    --spacing-4: 1rem;
    --spacing-5: 1.25rem;
    --spacing-6: 1.5rem;
    --spacing-8: 2rem;
    --spacing-10: 2.5rem;
    --spacing-12: 3rem;
    --spacing-16: 4rem;
    --spacing-20: 5rem;
    
    /* Bordes */
    --border-radius-sm: 0.375rem;
    --border-radius: 0.5rem;
    --border-radius-lg: 0.75rem;
    --border-radius-xl: 1rem;
    --border-radius-2xl: 1.5rem;
    
    /* Sombras */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    
    /* Transiciones */
    --transition-fast: 0.15s ease-in-out;
    --transition-normal: 0.3s ease-in-out;
    --transition-slow: 0.5s ease-in-out;
    
    /* Breakpoints */
    --bp-sm: 640px;
    --bp-md: 768px;
    --bp-lg: 1024px;
    --bp-xl: 1280px;
    --bp-2xl: 1536px;
}

/* ==========================================================================
   Reset y Base
   ========================================================================== */

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--gray-800);
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
}

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

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

/* Imágenes */
img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* Botones base */
button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
    transition: all var(--transition-fast);
}

/* ==========================================================================
   Layout Components
   ========================================================================== */

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-4);
}

@media (min-width: 768px) {
    .container {
        padding: 0 var(--spacing-6);
    }
}

@media (min-width: 1024px) {
    .container {
        padding: 0 var(--spacing-8);
    }
}

/* ==========================================================================
   Header
   ========================================================================== */

.header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    position: sticky;
    top: 0;
    z-index: 100;
    transition: all var(--transition-normal);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-4) 0;
}

.logo h1 {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--primary-color);
    margin: 0;
}

.logo h1 a {
    color: inherit;
}

.logo span {
    font-size: var(--font-size-sm);
    color: var(--gray-600);
    display: block;
    margin-top: -2px;
}

.nav {
    display: flex;
    align-items: center;
    gap: var(--spacing-6);
}

.nav-link {
    font-weight: 500;
    color: var(--gray-700);
    padding: var(--spacing-2) var(--spacing-3);
    border-radius: var(--border-radius);
    transition: all var(--transition-fast);
}

.nav-link:hover {
    color: var(--primary-color);
    background: rgba(99, 102, 241, 0.1);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    cursor: pointer;
    padding: var(--spacing-2);
}

.mobile-menu-toggle span {
    width: 24px;
    height: 3px;
    background: var(--gray-700);
    border-radius: var(--border-radius-sm);
    transition: all var(--transition-fast);
}

@media (max-width: 767px) {
    .nav {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
}

/* ==========================================================================
   Carousel Premium
   ========================================================================== */

.carousel-section {
    margin-bottom: var(--spacing-8);
    overflow: hidden;
}

.carousel-container {
    position: relative;
    height: 300px;
    border-radius: var(--border-radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.carousel-track {
    display: flex;
    transition: transform var(--transition-slow);
    height: 100%;
}

.carousel-slide {
    min-width: 100%;
    height: 100%;
    position: relative;
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    justify-content: center;
}

.carousel-slide::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(45deg, rgba(0,0,0,0.6), rgba(0,0,0,0.3));
}

.carousel-content {
    text-align: center;
    color: var(--white);
    z-index: 2;
    padding: var(--spacing-8);
}

.carousel-content h3 {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    margin-bottom: var(--spacing-3);
}

.carousel-content p {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-6);
    opacity: 0.9;
}

.carousel-cta {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-2);
    background: var(--white);
    color: var(--gray-800);
    padding: var(--spacing-3) var(--spacing-6);
    border-radius: var(--border-radius-lg);
    font-weight: 600;
    transition: all var(--transition-fast);
    text-decoration: none;
}

.carousel-cta:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    color: var(--gray-800);
}

.carousel-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 10;
}

.carousel-btn {
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    color: var(--white);
    border: 1px solid rgba(255, 255, 255, 0.3);
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-xl);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.carousel-btn:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: scale(1.1);
}

.carousel-prev {
    left: var(--spacing-4);
}

.carousel-next {
    right: var(--spacing-4);
}

.carousel-dots {
    position: absolute;
    bottom: var(--spacing-4);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: var(--spacing-2);
}

.carousel-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.4);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.carousel-dot.active {
    background: var(--white);
    transform: scale(1.2);
}

@media (max-width: 767px) {
    .carousel-container {
        height: 240px;
    }
    
    .carousel-content h3 {
        font-size: var(--font-size-2xl);
    }
    
    .carousel-content p {
        font-size: var(--font-size-base);
    }
}

/* ==========================================================================
   Main Content Layout
   ========================================================================== */

.main-content {
    padding: var(--spacing-8) 0;
}

.content-grid {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: var(--spacing-8);
    align-items: start;
}

@media (max-width: 1023px) {
    .content-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-6);
    }
}

/* ==========================================================================
   Sidebar de Búsqueda
   ========================================================================== */

.sidebar {
    position: sticky;
    top: calc(var(--spacing-20) + 80px);
}

.search-panel {
    padding: var(--spacing-6);
}

.search-title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--gray-800);
    margin-bottom: var(--spacing-6);
}

.search-group {
    margin-bottom: var(--spacing-5);
}

.search-label {
    display: block;
    font-weight: 500;
    color: var(--gray-700);
    margin-bottom: var(--spacing-2);
}

.search-input,
.search-select {
    width: 100%;
    padding: var(--spacing-3);
    border: 2px solid var(--gray-200);
    border-radius: var(--border-radius);
    font-size: var(--font-size-sm);
    transition: all var(--transition-fast);
    background: var(--white);
}

.search-input:focus,
.search-select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.search-actions {
    display: flex;
    gap: var(--spacing-3);
    margin-bottom: var(--spacing-6);
}

.popular-categories h3 {
    font-size: var(--font-size-base);
    font-weight: 600;
    margin-bottom: var(--spacing-3);
    color: var(--gray-700);
}

.category-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-2);
}

.category-tag {
    padding: var(--spacing-2) var(--spacing-3);
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary-color);
    border-radius: var(--border-radius);
    font-size: var(--font-size-xs);
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
    border: 1px solid transparent;
}

.category-tag:hover {
    background: var(--primary-color);
    color: var(--white);
}

@media (max-width: 1023px) {
    .sidebar {
        position: static;
    }
    
    .search-actions {
        flex-direction: column;
    }
}

/* ==========================================================================
   Sección de Profesionales
   ========================================================================== */

.professionals-section {
    min-height: 600px;
}

.professionals-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-6);
    flex-wrap: wrap;
    gap: var(--spacing-4);
}

.section-title {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--white);
    margin: 0;
}

.view-controls {
    display: flex;
    align-items: center;
    gap: var(--spacing-4);
    flex-wrap: wrap;
}

.results-info {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.8);
    font-weight: 500;
}

.sort-select {
    padding: var(--spacing-2) var(--spacing-3);
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--border-radius);
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    color: var(--white);
    font-size: var(--font-size-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.sort-select:focus {
    outline: none;
    border-color: var(--white);
}

.sort-select option {
    background: var(--white);
    color: var(--gray-800);
}

/* Grid de profesionales */
.professionals-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: var(--spacing-6);
    margin-bottom: var(--spacing-8);
}

@media (max-width: 640px) {
    .professionals-grid {
        grid-template-columns: 1fr;
    }
}

/* ==========================================================================
   Professional Cards
   ========================================================================== */

.professional-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--border-radius-xl);
    padding: var(--spacing-6);
    transition: all var(--transition-normal);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.professional-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    transform: scaleX(0);
    transition: transform var(--transition-normal);
}

.professional-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.professional-card:hover::before {
    transform: scaleX(1);
}

.professional-card.premium {
    background: linear-gradient(135deg, rgba(255, 215, 0, 0.1), rgba(255, 255, 255, 0.95));
    border-color: rgba(255, 215, 0, 0.3);
}

.professional-card.vip {
    background: linear-gradient(135deg, rgba(147, 51, 234, 0.1), rgba(255, 255, 255, 0.95));
    border-color: rgba(147, 51, 234, 0.3);
}

.card-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-4);
    margin-bottom: var(--spacing-4);
}

.card-avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--gray-200);
    overflow: hidden;
    flex-shrink: 0;
    border: 3px solid var(--white);
    box-shadow: var(--shadow-md);
}

.card-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.card-info {
    flex: 1;
    min-width: 0;
}

.card-name {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--gray-800);
    margin-bottom: var(--spacing-1);
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
}

.verified-badge {
    width: 18px;
    height: 18px;
    background: var(--accent-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 12px;
}

.card-category {
    font-size: var(--font-size-sm);
    color: var(--primary-color);
    font-weight: 500;
}

.card-location {
    font-size: var(--font-size-xs);
    color: var(--gray-500);
    display: flex;
    align-items: center;
    gap: var(--spacing-1);
}

.card-body {
    margin-bottom: var(--spacing-4);
}

.card-description {
    font-size: var(--font-size-sm);
    color: var(--gray-600);
    line-height: 1.5;
    margin-bottom: var(--spacing-3);
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.card-services {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-1);
    margin-bottom: var(--spacing-3);
}

.service-tag {
    padding: var(--spacing-1) var(--spacing-2);
    background: var(--gray-100);
    color: var(--gray-700);
    border-radius: var(--border-radius-sm);
    font-size: var(--font-size-xs);
    font-weight: 500;
}

.card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: var(--spacing-3);
    border-top: 1px solid var(--gray-200);
}

.card-rating {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
}

.rating-stars {
    display: flex;
    gap: 2px;
}

.star {
    width: 16px;
    height: 16px;
    background: var(--gray-300);
    border-radius: 2px;
    position: relative;
}

.star.filled {
    background: var(--secondary-color);
}

.star.partial {
    background: linear-gradient(90deg, var(--secondary-color) 50%, var(--gray-300) 50%);
}

.rating-text {
    font-size: var(--font-size-xs);
    color: var(--gray-500);
}

.card-actions {
    display: flex;
    gap: var(--spacing-2);
}

.whatsapp-btn {
    background: #25d366;
    color: var(--white);
    padding: var(--spacing-2) var(--spacing-3);
    border-radius: var(--border-radius);
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-decoration: none;
    transition: all var(--transition-fast);
}

.whatsapp-btn:hover {
    background: #20c560;
    transform: scale(1.05);
    color: var(--white);
}

/* ==========================================================================
   Paginación
   ========================================================================== */

.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-2);
    margin-top: var(--spacing-8);
}

.pagination-btn {
    padding: var(--spacing-2) var(--spacing-4);
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    color: var(--white);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all var(--transition-fast);
    font-weight: 500;
}

.pagination-btn:hover:not(:disabled) {
    background: rgba(255, 255, 255, 0.2);
}

.pagination-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

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

/* ==========================================================================
   Estados de Carga y Vacío
   ========================================================================== */

.loading {
    text-align: center;
    padding: var(--spacing-16);
    color: rgba(255, 255, 255, 0.8);
}

.loading-spinner {
    width: 48px;
    height: 48px;
    border: 4px solid rgba(255, 255, 255, 0.2);
    border-left: 4px solid var(--white);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto var(--spacing-4);
}

.empty-state {
    text-align: center;
    padding: var(--spacing-16);
    color: rgba(255, 255, 255, 0.8);
}

.empty-icon {
    font-size: 4rem;
    margin-bottom: var(--spacing-4);
}

.empty-state h3 {
    font-size: var(--font-size-xl);
    color: var(--white);
    margin-bottom: var(--spacing-3);
}

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

/* ==========================================================================
   Botones
   ========================================================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-2);
    padding: var(--spacing-3) var(--spacing-6);
    border: 2px solid transparent;
    border-radius: var(--border-radius);
    font-size: var(--font-size-sm);
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: all var(--transition-fast);
    position: relative;
    overflow: hidden;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    pointer-events: none;
}

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

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-lg);
    color: var(--white);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    color: var(--white);
    border-color: rgba(255, 255, 255, 0.2);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.2);
    color: var(--white);
}

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

.btn-success:hover {
    background: var(--accent-dark);
    color: var(--white);
}

.btn-small {
    padding: var(--spacing-2) var(--spacing-4);
    font-size: var(--font-size-xs);
}

.btn-large {
    padding: var(--spacing-4) var(--spacing-8);
    font-size: var(--font-size-lg);
}

/* ==========================================================================
   Modal
   ========================================================================== */

.modal {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 200;
}

.modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-4);
}

.modal-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(5px);
}

.modal-content {
    position: relative;
    width: 100%;
    max-width: 600px;
    max-height: 90vh;
    overflow-y: auto;
    z-index: 10;
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-6) var(--spacing-6) var(--spacing-4);
    border-bottom: 1px solid var(--gray-200);
}

.modal-header h3 {
    margin: 0;
    color: var(--gray-800);
}

.modal-close {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--gray-100);
    color: var(--gray-600);
    font-size: var(--font-size-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.modal-close:hover {
    background: var(--gray-200);
    color: var(--gray-800);
}

.modal-body {
    padding: var(--spacing-6);
}

/* ==========================================================================
   Footer
   ========================================================================== */

.footer {
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(20px);
    color: var(--white);
    margin-top: var(--spacing-20);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-8);
    padding: var(--spacing-12) 0;
}

.footer-section h3,
.footer-section h4 {
    margin-bottom: var(--spacing-4);
    color: var(--white);
}

.footer-section p {
    opacity: 0.8;
    line-height: 1.6;
}

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

.footer-section ul li {
    margin-bottom: var(--spacing-2);
}

.footer-section ul li a {
    color: rgba(255, 255, 255, 0.8);
    transition: color var(--transition-fast);
}

.footer-section ul li a:hover {
    color: var(--white);
}

.footer-bottom {
    text-align: center;
    padding: var(--spacing-6) 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    opacity: 0.6;
    font-size: var(--font-size-sm);
}

/* ==========================================================================
   Utilidades Responsive
   ========================================================================== */

@media (max-width: 767px) {
    .professionals-header {
        flex-direction: column;
        align-items: stretch;
        text-align: center;
    }
    
    .view-controls {
        justify-content: center;
    }
    
    .content-grid {
        gap: var(--spacing-4);
    }
    
    .main-content {
        padding: var(--spacing-6) 0;
    }
    
    .section-title {
        font-size: var(--font-size-xl);
    }
}

/* ==========================================================================
   Animaciones
   ========================================================================== */

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

.pulse {
    animation: pulse 2s infinite;
}

/* ==========================================================================
   Dark Mode (Futuro)
   ========================================================================== */

@media (prefers-color-scheme: dark) {
    /* Implementar dark mode aquí si es necesario */
}