/**
 * KAMBALACHE - Estilos Principales v2.0
 * Rediseno moderno — Mobile-first
 * Colores: Naranja (#FF6B35), Negro (#1A1A1A), Verde (#10B981)
 */

/* ============================================
   VARIABLES Y RESET
   ============================================ */
:root {
    --color-primary: #FF6B35;
    --color-primary-dark: #E85A2A;
    --color-primary-light: #FF8F66;
    --color-primary-glow: rgba(255, 107, 53, 0.15);
    --color-secondary: #1A1A1A;
    --color-success: #10B981;
    --color-danger: #EF4444;
    --color-warning: #F59E0B;
    --color-white: #FFFFFF;
    --color-gray-50: #FAFAFA;
    --color-gray-100: #F5F5F5;
    --color-gray-200: #E5E7EB;
    --color-gray-300: #D1D5DB;
    --color-gray-400: #9CA3AF;
    --color-gray-500: #6B7280;
    --color-gray-600: #4B5563;
    --color-gray-700: #374151;
    --color-gray-800: #1F2937;
    --color-gray-900: #111827;
    --color-light: #F5F5F5;
    --color-text: #1A1A1A;
    --color-text-light: #6B7280;
    --font-main: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-heading: 'Poppins', var(--font-main);
    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.04);
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.08), 0 8px 10px -6px rgba(0, 0, 0, 0.04);
    --shadow-xl: 0 25px 50px -12px rgba(0, 0, 0, 0.15);
    --radius-sm: 6px;
    --radius: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;
    --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Poppins:wght@600;700;800&display=swap');

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-main);
    color: var(--color-text);
    line-height: 1.6;
    background-color: var(--color-gray-50);
    padding-top: 72px;
    overflow-x: hidden;
}

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

a {
    text-decoration: none;
    color: inherit;
    transition: color var(--transition);
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-secondary);
}

/* ============================================
   LAYOUT
   ============================================ */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

.main-content {
    min-height: calc(100vh - 300px);
    padding: 20px 0;
}

/* ============================================
   HEADER MODERNO
   ============================================ */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
    transition: all var(--transition);
}

.header.scrolled {
    background: rgba(255, 255, 255, 0.95);
    box-shadow: var(--shadow-sm);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 14px 24px;
    max-width: 1280px;
    margin: 0 auto;
    gap: 24px;
}

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    flex-shrink: 0;
}

.logo img {
    height: 44px;
    width: auto;
    border-radius: var(--radius-sm);
    transition: transform var(--transition);
}

.logo:hover img {
    transform: scale(1.05);
}

.nav-menu {
    display: flex;
    gap: 6px;
    list-style: none;
    align-items: center;
    margin: 0;
    padding: 0;
}

.nav-menu a {
    color: var(--color-gray-600);
    font-weight: 500;
    font-size: 14px;
    padding: 8px 14px;
    border-radius: var(--radius);
    transition: all var(--transition);
    white-space: nowrap;
}

.nav-menu a:hover {
    background: var(--color-gray-100);
    color: var(--color-primary);
}

.nav-menu .btn-primary {
    color: var(--color-white) !important;
    background: var(--color-primary);
    padding: 8px 18px;
    font-size: 14px;
}

.nav-menu .btn-primary:hover {
    background: var(--color-primary-dark);
    color: var(--color-white) !important;
    transform: translateY(-1px);
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: var(--color-text);
    padding: 8px;
    border-radius: var(--radius-sm);
    transition: background var(--transition);
}

.menu-toggle:hover {
    background: var(--color-gray-100);
}

/* Dropdown mejorado — toggle por click */
.dropdown {
    position: relative;
}

.dropdown-trigger {
    cursor: pointer;
}

.dropdown-content {
    display: none;
    position: absolute;
    top: 100%;
    right: 0;
    background: var(--color-white);
    min-width: 220px;
    box-shadow: var(--shadow-lg);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-gray-200);
    z-index: 200;
    padding: 6px;
    padding-top: 12px;
    animation: dropdownIn 0.2s ease;
}

/* Puente invisible para que el hover no se pierda */
.dropdown-content::before {
    content: '';
    position: absolute;
    top: -10px;
    right: 0;
    width: 100%;
    height: 10px;
}

@keyframes dropdownIn {
    from { opacity: 0; transform: translateY(-8px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Mostrar por click (clase .open) o por hover */
.dropdown.open .dropdown-content,
.dropdown:hover .dropdown-content {
    display: block;
}

.dropdown-content a {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 14px;
    color: var(--color-gray-700);
    border-radius: var(--radius);
    font-size: 14px;
    transition: all var(--transition);
}

.dropdown-content a:hover {
    background: var(--color-gray-100);
    color: var(--color-primary);
}

.dropdown-content hr {
    border: none;
    border-top: 1px solid var(--color-gray-200);
    margin: 4px 0;
}

/* Badge notificacion */
.badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 20px;
    height: 20px;
    padding: 0 6px;
    background: var(--color-danger);
    color: white;
    border-radius: var(--radius-full);
    font-size: 11px;
    font-weight: 600;
    margin-left: 4px;
}

.badge-destacado {
    background: #FEF3C7;
    color: #92400E;
    font-size: 12px;
    padding: 4px 10px;
}

.badge-nuevo {
    background: #DBEAFE;
    color: #1E40AF;
    font-size: 12px;
    padding: 4px 10px;
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    position: relative;
    background: linear-gradient(135deg, var(--color-secondary) 0%, #2d2d2d 50%, var(--color-secondary) 100%);
    color: var(--color-white);
    padding: 80px 24px;
    text-align: center;
    overflow: hidden;
    margin: 0;
    border-radius: 0;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--color-primary-glow) 0%, transparent 70%);
    pointer-events: none;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(255, 107, 53, 0.08) 0%, transparent 70%);
    pointer-events: none;
}

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

.hero-logo {
    width: 80px;
    height: 80px;
    border-radius: var(--radius-lg);
    margin: 0 auto 24px;
    box-shadow: var(--shadow-lg);
}

.hero h1 {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 800;
    color: var(--color-white);
    margin-bottom: 16px;
    letter-spacing: -0.02em;
    line-height: 1.1;
}

.hero h1 .text-gradient {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero p {
    font-size: clamp(1rem, 2vw, 1.25rem);
    margin-bottom: 32px;
    opacity: 0.8;
    line-height: 1.6;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero .search-box {
    max-width: 580px;
    margin: 0 auto 48px;
    display: flex;
    gap: 0;
    background: var(--color-white);
    padding: 6px;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl), 0 0 0 1px rgba(255, 255, 255, 0.1);
}

.hero .search-box input {
    flex: 1;
    border: none;
    padding: 14px 20px;
    font-size: 16px;
    border-radius: var(--radius-xl);
    background: transparent;
    color: var(--color-text);
}

.hero .search-box input::placeholder {
    color: var(--color-gray-400);
}

.hero .search-box input:focus {
    outline: none;
}

.hero .search-box button {
    padding: 14px 28px;
    border-radius: calc(var(--radius-xl) - 2px);
    font-weight: 600;
    white-space: nowrap;
}

/* Stats en hero */
.hero-stats {
    display: flex;
    justify-content: center;
    gap: 48px;
    flex-wrap: wrap;
}

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

.hero-stat-number {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--color-primary);
    line-height: 1;
    margin-bottom: 4px;
}

.hero-stat-label {
    font-size: 0.875rem;
    opacity: 0.7;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 500;
}

/* ============================================
   SECTION HEADERS
   ============================================ */
.section-header {
    text-align: center;
    margin-bottom: 48px;
}

.section-header h2 {
    font-size: clamp(1.5rem, 3vw, 2.25rem);
    margin-bottom: 12px;
    color: var(--color-secondary);
}

.section-header p {
    color: var(--color-gray-500);
    font-size: 1.05rem;
    max-width: 560px;
    margin: 0 auto;
}

.section-header .section-line {
    width: 48px;
    height: 3px;
    background: var(--color-primary);
    border-radius: 2px;
    margin: 16px auto 0;
}

/* ============================================
   CATEGORIAS
   ============================================ */
.categorias-section {
    padding: 64px 0;
}

.categorias-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 16px;
}

.categoria-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    padding: 24px 16px;
    width: 150px;
    background: var(--color-white);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-gray-200);
    text-decoration: none;
    transition: all var(--transition);
    cursor: pointer;
}

.categoria-card:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-md), 0 0 0 3px var(--color-primary-glow);
    transform: translateY(-4px);
}

.categoria-card .cat-icon {
    font-size: 2.5rem;
    line-height: 1;
}

.categoria-card .cat-name {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-gray-700);
    text-align: center;
}

.categoria-card:hover .cat-name {
    color: var(--color-primary);
}

/* ============================================
   ANUNCIOS GRID
   ============================================ */
.anuncios-section {
    padding: 48px 0;
}

.anuncios-section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
    flex-wrap: wrap;
    gap: 12px;
}

.anuncios-section-header h2 {
    font-size: 1.5rem;
    margin-bottom: 0;
}

.anuncios-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 24px;
}

.anuncio-card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--color-gray-200);
    transition: all var(--transition);
    cursor: pointer;
    position: relative;
}

.anuncio-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}

.anuncio-imagen {
    width: 100%;
    height: 200px;
    object-fit: cover;
    background: var(--color-gray-100);
    transition: transform var(--transition-slow);
}

.anuncio-card:hover .anuncio-imagen {
    transform: scale(1.03);
}

.anuncio-img-wrapper {
    overflow: hidden;
    position: relative;
}

.anuncio-content {
    padding: 16px 20px 20px;
}

.anuncio-titulo {
    font-size: 1.05rem;
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--color-secondary);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    line-height: 1.4;
}

.anuncio-descripcion {
    color: var(--color-gray-500);
    font-size: 0.875rem;
    margin-bottom: 12px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    line-height: 1.5;
}

.anuncio-busco {
    background: #FFF7ED;
    border-left: 3px solid var(--color-primary);
    padding: 8px 12px;
    margin: 12px 0;
    font-size: 0.8rem;
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    color: var(--color-primary-dark);
    font-weight: 500;
}

.anuncio-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 12px;
    border-top: 1px solid var(--color-gray-100);
    font-size: 0.8rem;
}

.anuncio-ubicacion {
    color: var(--color-gray-500);
}

.anuncio-fecha {
    color: var(--color-gray-400);
}

/* ============================================
   COMO FUNCIONA
   ============================================ */
.como-funciona-section {
    padding: 80px 0;
    background: var(--color-white);
}

.pasos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 32px;
    position: relative;
}

.paso-card {
    text-align: center;
    padding: 32px 24px;
    position: relative;
}

.paso-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    border-radius: var(--radius-full);
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    color: var(--color-white);
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 20px;
    box-shadow: 0 4px 12px rgba(255, 107, 53, 0.3);
}

.paso-card h3 {
    font-size: 1.15rem;
    margin-bottom: 10px;
    color: var(--color-secondary);
}

.paso-card p {
    color: var(--color-gray-500);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* ============================================
   CTA SECTION
   ============================================ */
.cta-section {
    padding: 80px 24px;
    text-align: center;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--color-white);
    margin: 0;
}

.cta-section h2 {
    font-size: clamp(1.5rem, 3vw, 2.25rem);
    margin-bottom: 16px;
    color: var(--color-white);
}

.cta-section p {
    font-size: 1.1rem;
    opacity: 0.9;
    margin-bottom: 32px;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

/* ============================================
   EMPTY STATE
   ============================================ */
.empty-state {
    text-align: center;
    padding: 64px 24px;
    background: var(--color-white);
    border-radius: var(--radius-lg);
    border: 2px dashed var(--color-gray-200);
}

.empty-state-icon {
    font-size: 3.5rem;
    margin-bottom: 16px;
}

.empty-state h3 {
    font-size: 1.25rem;
    margin-bottom: 8px;
}

.empty-state p {
    color: var(--color-gray-500);
    margin-bottom: 24px;
}

/* ============================================
   BOTONES
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 22px;
    border: none;
    border-radius: var(--radius);
    font-weight: 600;
    font-size: 14px;
    cursor: pointer;
    transition: all var(--transition);
    text-decoration: none;
    white-space: nowrap;
    line-height: 1.5;
}

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

.btn-primary:hover {
    background: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(255, 107, 53, 0.3);
}

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

.btn-secondary:hover {
    background: var(--color-gray-800);
    transform: translateY(-1px);
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--color-primary);
    color: var(--color-primary);
}

.btn-outline:hover {
    background: var(--color-primary);
    color: var(--color-white);
    transform: translateY(-1px);
}

.btn-white {
    background: var(--color-white);
    color: var(--color-primary);
    font-weight: 700;
}

.btn-white:hover {
    background: var(--color-gray-100);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-ghost {
    background: rgba(255, 255, 255, 0.15);
    color: var(--color-white);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.btn-ghost:hover {
    background: rgba(255, 255, 255, 0.25);
}

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

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

.btn-sm {
    padding: 6px 14px;
    font-size: 13px;
}

.btn-lg {
    padding: 14px 32px;
    font-size: 16px;
    border-radius: var(--radius-lg);
}

.btn-block {
    width: 100%;
}

/* ============================================
   FORMULARIOS
   ============================================ */
.form-container {
    max-width: 560px;
    margin: 40px auto;
    background: var(--color-white);
    padding: 40px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-gray-200);
}

.form-title {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    margin-bottom: 32px;
    text-align: center;
}

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

.form-label {
    display: block;
    margin-bottom: 6px;
    font-weight: 600;
    font-size: 14px;
    color: var(--color-gray-700);
}

.form-control,
.form-input,
.form-textarea,
.form-select {
    width: 100%;
    padding: 12px 16px;
    border: 1.5px solid var(--color-gray-200);
    border-radius: var(--radius);
    font-size: 15px;
    font-family: var(--font-main);
    transition: all var(--transition);
    background: var(--color-white);
    color: var(--color-text);
}

.form-control:focus,
.form-input:focus,
.form-textarea:focus,
.form-select:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-primary-glow);
}

textarea.form-control,
.form-textarea {
    resize: vertical;
    min-height: 120px;
}

.form-error {
    color: var(--color-danger);
    font-size: 13px;
    margin-top: 4px;
}

.form-help {
    color: var(--color-gray-400);
    font-size: 13px;
    margin-top: 4px;
}

/* File Upload */
.file-upload {
    border: 2px dashed var(--color-gray-300);
    border-radius: var(--radius-lg);
    padding: 32px;
    text-align: center;
    cursor: pointer;
    transition: all var(--transition);
    background: var(--color-gray-50);
}

.file-upload:hover {
    border-color: var(--color-primary);
    background: var(--color-primary-glow);
}

.file-upload input {
    display: none;
}

.photo-preview {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    gap: 10px;
    margin-top: 16px;
}

.photo-preview-item {
    position: relative;
    border-radius: var(--radius);
    overflow: hidden;
    aspect-ratio: 1;
}

.photo-preview-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.photo-preview-item button {
    position: absolute;
    top: 4px;
    right: 4px;
    background: var(--color-danger);
    color: white;
    border: none;
    border-radius: var(--radius-full);
    width: 24px;
    height: 24px;
    cursor: pointer;
    font-size: 12px;
}

/* ============================================
   ALERTAS / FLASH MESSAGES
   ============================================ */
.alert {
    padding: 14px 20px;
    border-radius: var(--radius);
    margin-bottom: 20px;
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.alert-success {
    background: #D1FAE5;
    color: #065F46;
    border-left: 4px solid var(--color-success);
}

.alert-danger {
    background: #FEE2E2;
    color: #991B1B;
    border-left: 4px solid var(--color-danger);
}

.alert-warning {
    background: #FEF3C7;
    color: #92400E;
    border-left: 4px solid var(--color-warning);
}

.alert-info {
    background: #DBEAFE;
    color: #1E40AF;
    border-left: 4px solid #3B82F6;
}

.flash-message {
    position: fixed;
    top: 84px;
    right: 20px;
    padding: 14px 20px;
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    z-index: 500;
    animation: slideIn 0.3s ease;
    max-width: 400px;
}

.flash-success { background: var(--color-success); color: white; }
.flash-error { background: var(--color-danger); color: white; }

.flash-message button {
    background: none;
    border: none;
    color: white;
    font-size: 18px;
    cursor: pointer;
    padding: 0 4px;
    opacity: 0.8;
    transition: opacity var(--transition);
}

.flash-message button:hover {
    opacity: 1;
}

@keyframes slideIn {
    from { right: -300px; opacity: 0; }
    to { right: 20px; opacity: 1; }
}

/* ============================================
   CARDS
   ============================================ */
.card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    padding: 24px;
    border: 1px solid var(--color-gray-200);
    transition: box-shadow var(--transition);
}

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

/* ============================================
   FILTROS
   ============================================ */
.filtros {
    background: var(--color-white);
    padding: 20px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-gray-200);
    margin-bottom: 24px;
}

.filtros-row {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.filtros-row > * {
    flex: 1;
    min-width: 180px;
}

.filter-select {
    padding: 10px 14px;
    border: 1.5px solid var(--color-gray-200);
    border-radius: var(--radius);
    background: var(--color-white);
    cursor: pointer;
    font-size: 14px;
    transition: border-color var(--transition);
}

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

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background: var(--color-gray-900);
    color: var(--color-white);
    padding: 64px 0 0;
    margin-top: 80px;
}

.footer-grid {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
    display: grid;
    grid-template-columns: 1.5fr repeat(3, 1fr);
    gap: 48px;
    margin-bottom: 48px;
}

.footer-brand p {
    color: var(--color-gray-400);
    font-size: 0.9rem;
    line-height: 1.7;
    margin-top: 12px;
}

.footer-social {
    display: flex;
    gap: 10px;
    margin-top: 20px;
}

.footer-social a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: var(--radius);
    background: rgba(255, 255, 255, 0.08);
    color: var(--color-gray-400);
    font-size: 1.1rem;
    transition: all var(--transition);
}

.footer-social a:hover {
    background: var(--color-primary);
    color: var(--color-white);
    transform: translateY(-2px);
}

.footer-section h4 {
    color: var(--color-white);
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

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

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    color: var(--color-gray-400);
    font-size: 0.9rem;
    transition: all var(--transition);
}

.footer-links a:hover {
    color: var(--color-primary);
    padding-left: 4px;
}

.footer-bottom {
    text-align: center;
    padding: 24px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-bottom p {
    color: var(--color-gray-500);
    font-size: 13px;
    margin: 0;
}

.footer-bottom a {
    color: var(--color-primary);
    font-weight: 500;
}

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

/* Legacy footer-content support */
.footer-content {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
    display: grid;
    grid-template-columns: 1.5fr repeat(3, 1fr);
    gap: 48px;
    margin-bottom: 48px;
}

.footer-section h3 {
    color: var(--color-white);
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.footer-section p {
    color: var(--color-gray-400);
    font-size: 0.9rem;
    line-height: 1.7;
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
    .footer-grid,
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    body {
        padding-top: 64px;
    }

    .navbar {
        padding: 12px 16px;
    }

    .logo img {
        height: 36px;
    }

    .menu-toggle {
        display: block;
    }

    .nav-menu {
        display: none;
        position: absolute;
        top: calc(100% + 1px);
        left: 0;
        width: 100%;
        flex-direction: column;
        background: var(--color-white);
        padding: 12px;
        box-shadow: var(--shadow-md);
        border-bottom: 1px solid var(--color-gray-200);
        gap: 2px;
    }

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

    .nav-menu a {
        width: 100%;
        padding: 12px 16px;
    }

    .hero {
        padding: 48px 16px;
    }

    .hero-stats {
        gap: 24px;
    }

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

    .hero .search-box {
        flex-direction: column;
        border-radius: var(--radius-lg);
    }

    .hero .search-box button {
        border-radius: var(--radius);
    }

    .categorias-grid {
        gap: 10px;
    }

    .categoria-card {
        width: 100px;
        padding: 16px 10px;
    }

    .categoria-card .cat-icon {
        font-size: 2rem;
    }

    .categoria-card .cat-name {
        font-size: 0.75rem;
    }

    .anuncios-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .pasos-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .footer-grid,
    .footer-content {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .dropdown-content {
        position: static;
        box-shadow: none;
        border: 1px solid var(--color-gray-200);
        border-radius: var(--radius);
        margin-top: 4px;
    }
}

@media (min-width: 769px) and (max-width: 1024px) {
    .anuncios-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1025px) {
    .anuncios-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* ============================================
   UTILITIES
   ============================================ */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-left { text-align: left; }

.mt-1 { margin-top: 8px; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }
.mt-4 { margin-top: 32px; }
.mt-5 { margin-top: 48px; }

.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 24px; }
.mb-4 { margin-bottom: 32px; }
.mb-5 { margin-bottom: 48px; }

.d-flex { display: flex; }
.justify-between { justify-content: space-between; }
.align-center { align-items: center; }
.gap-1 { gap: 8px; }
.gap-2 { gap: 16px; }
.gap-3 { gap: 24px; }

.w-100 { width: 100%; }
.hidden { display: none !important; }

/* Scroll reveal animation */
.reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ============================================
   BOOTSTRAP OVERRIDES
   Nuestros estilos tienen prioridad
   ============================================ */
body {
    font-family: var(--font-main) !important;
    color: var(--color-text);
    background-color: var(--color-gray-50);
}

.container {
    max-width: 1280px !important;
}

a {
    color: inherit;
    text-decoration: none;
}

a:hover {
    color: inherit;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading) !important;
    margin-bottom: 1rem;
}

.btn {
    border-radius: var(--radius) !important;
    font-weight: 600 !important;
    font-size: 14px !important;
    padding: 10px 22px !important;
    transition: all var(--transition) !important;
}

.btn-primary {
    background-color: var(--color-primary) !important;
    border-color: var(--color-primary) !important;
}

.btn-primary:hover, .btn-primary:focus, .btn-primary:active {
    background-color: var(--color-primary-dark) !important;
    border-color: var(--color-primary-dark) !important;
    box-shadow: 0 4px 12px rgba(255, 107, 53, 0.3) !important;
}

.btn-sm {
    padding: 6px 14px !important;
    font-size: 13px !important;
}

.form-control:focus {
    border-color: var(--color-primary) !important;
    box-shadow: 0 0 0 3px var(--color-primary-glow) !important;
}

/* Fix Bootstrap removing our list styles */
.footer-links {
    padding-left: 0 !important;
    list-style: none !important;
}

.nav-menu {
    padding-left: 0 !important;
    margin-bottom: 0 !important;
    list-style: none !important;
}