/* ==========================================================================
   Red de Comercios - Estilos Principales
   Colores del logo: Azul #2B5EA7 | Naranja #E8852E
   ========================================================================== */

/* CSS Custom Properties (Variables) */
:root {
    --color-primary: #2B5EA7;
    --color-primary-dark: #1E4A85;
    --color-primary-light: #3A7BD5;
    --color-secondary: #E8852E;
    --color-secondary-dark: #D06F1A;
    --color-secondary-light: #F5A623;
    --color-white: #FFFFFF;
    --color-light: #F8F9FA;
    --color-gray-100: #F1F3F5;
    --color-gray-200: #E9ECEF;
    --color-gray-300: #DEE2E6;
    --color-gray-400: #CED4DA;
    --color-gray-500: #ADB5BD;
    --color-gray-600: #6C757D;
    --color-gray-700: #495057;
    --color-gray-800: #343A40;
    --color-gray-900: #212529;
    --color-dark: #1A1A2E;
    --color-success: #28A745;
    --color-danger: #DC3545;
    --color-warning: #FFC107;
    --color-info: #17A2B8;

    --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: 2rem;
    --font-size-4xl: 2.5rem;
    --font-size-5xl: 3rem;

    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    --spacing-4xl: 6rem;

    --border-radius-sm: 0.375rem;
    --border-radius: 0.5rem;
    --border-radius-lg: 0.75rem;
    --border-radius-xl: 1rem;
    --border-radius-2xl: 1.5rem;
    --border-radius-full: 9999px;

    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -2px rgba(0,0,0,0.1);
    --shadow-md: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -4px rgba(0,0,0,0.1);
    --shadow-lg: 0 20px 25px -5px rgba(0,0,0,0.1), 0 8px 10px -6px rgba(0,0,0,0.1);
    --shadow-xl: 0 25px 50px -12px rgba(0,0,0,0.25);

    --transition-fast: 150ms ease;
    --transition-base: 300ms ease;
    --transition-slow: 500ms ease;

    --container-max: 1200px;
    --header-height: 80px;
}

/* ==========================================================================
   Reset & Base
   ========================================================================== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--color-gray-800);
    background-color: var(--color-white);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

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

ul, ol {
    list-style: none;
}

button, input, select, textarea {
    font-family: inherit;
    font-size: inherit;
}

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

.main-content {
    flex: 1;
}

/* ==========================================================================
   Header & Navigation
   ========================================================================== */
.main-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    background: var(--color-white);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: box-shadow var(--transition-base);
}

.main-header.scrolled {
    box-shadow: var(--shadow-md);
}

.navbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--header-height);
}

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

.logo-img {
    width: 50px;
    height: 50px;
    object-fit: contain;
}

.logo-text {
    display: flex;
    flex-direction: column;
}

.logo-name {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--color-primary);
    line-height: 1.2;
}

.logo-slogan {
    font-size: var(--font-size-xs);
    color: var(--color-gray-600);
    font-weight: 400;
}

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

.nav-link {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-gray-700);
    padding: var(--spacing-sm) 0;
    position: relative;
    transition: color var(--transition-fast);
}

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

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

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

/* Hamburger Menu */
.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-sm);
    z-index: 1001;
}

.hamburger {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-gray-800);
    position: relative;
    transition: background var(--transition-fast);
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--color-gray-800);
    transition: transform var(--transition-base);
}

.hamburger::before { top: -7px; }
.hamburger::after { bottom: -7px; }

.nav-toggle.active .hamburger {
    background: transparent;
}

.nav-toggle.active .hamburger::before {
    transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active .hamburger::after {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ==========================================================================
   Hero Section (Homepage)
   ========================================================================== */
.hero {
    padding: calc(var(--header-height) + var(--spacing-4xl)) 0 var(--spacing-4xl);
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--color-white);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::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='0.05'%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;
    max-width: 700px;
    margin: 0 auto;
}

.hero h1 {
    font-size: var(--font-size-4xl);
    font-weight: 800;
    margin-bottom: var(--spacing-md);
    line-height: 1.2;
}

.hero h1 span {
    color: var(--color-secondary-light);
}

.hero p {
    font-size: var(--font-size-lg);
    opacity: 0.9;
    margin-bottom: var(--spacing-2xl);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* ==========================================================================
   Search Form
   ========================================================================== */
.search-box {
    background: var(--color-white);
    border-radius: var(--border-radius-xl);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-xl);
    max-width: 600px;
    margin: 0 auto;
}

.search-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.form-group {
    text-align: left;
}

.form-group label {
    display: block;
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-gray-700);
    margin-bottom: var(--spacing-xs);
}

.form-select,
.form-input,
.form-textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 2px solid var(--color-gray-200);
    border-radius: var(--border-radius);
    font-size: var(--font-size-base);
    color: var(--color-gray-800);
    background-color: var(--color-white);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
    appearance: none;
}

.form-select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 16 16'%3E%3Cpath fill='%236C757D' d='M8 11L3 6h10l-5 5z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 2.5rem;
    cursor: pointer;
}

.form-select:focus,
.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(43, 94, 167, 0.15);
}

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

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: var(--border-radius);
    font-size: var(--font-size-base);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-align: center;
    line-height: 1.5;
}

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

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

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

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

.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);
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: var(--font-size-lg);
    border-radius: var(--border-radius-lg);
}

.btn-full {
    width: 100%;
}

.btn-icon {
    font-size: 1.1em;
}

/* ==========================================================================
   Cards (Comercios)
   ========================================================================== */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

.card {
    background: var(--color-white);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
    display: flex;
    flex-direction: column;
}

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

.card-img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    background: var(--color-gray-100);
}

.card-body {
    padding: var(--spacing-lg);
    flex: 1;
    display: flex;
    flex-direction: column;
}

.card-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 0.25rem 0.75rem;
    background: var(--color-gray-100);
    color: var(--color-primary);
    border-radius: var(--border-radius-full);
    font-size: var(--font-size-xs);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    width: fit-content;
}

.card-title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-sm);
}

.card-title a {
    color: inherit;
}

.card-title a:hover {
    color: var(--color-primary);
}

.card-text {
    color: var(--color-gray-600);
    font-size: var(--font-size-sm);
    margin-bottom: var(--spacing-md);
    flex: 1;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.card-meta {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--color-gray-200);
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
}

.card-meta i {
    color: var(--color-secondary);
}

.card-featured {
    border: 2px solid var(--color-secondary);
}

.card-featured .card-badge {
    background: var(--color-secondary);
    color: var(--color-white);
}

/* ==========================================================================
   Listing Page Layout
   ========================================================================== */
.page-header {
    padding: calc(var(--header-height) + var(--spacing-2xl)) 0 var(--spacing-2xl);
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--color-white);
    text-align: center;
}

.page-header h1 {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.page-header p {
    font-size: var(--font-size-lg);
    opacity: 0.85;
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-sm);
    margin-bottom: var(--spacing-xl);
    padding: var(--spacing-md) 0;
}

.breadcrumb a {
    color: var(--color-gray-600);
}

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

.breadcrumb .separator {
    color: var(--color-gray-400);
}

.breadcrumb .current {
    color: var(--color-gray-800);
    font-weight: 500;
}

.listing-layout {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: var(--spacing-2xl);
    padding: var(--spacing-2xl) 0;
}

/* Sidebar Filters */
.sidebar {
    position: sticky;
    top: calc(var(--header-height) + var(--spacing-lg));
    align-self: start;
}

.filter-box {
    background: var(--color-white);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow);
}

.filter-title {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-md);
    border-bottom: 2px solid var(--color-gray-100);
}

.filter-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.filter-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: background var(--transition-fast);
    font-size: var(--font-size-sm);
    color: var(--color-gray-700);
}

.filter-item:hover,
.filter-item.active {
    background: var(--color-gray-100);
    color: var(--color-primary);
}

.filter-item.active {
    font-weight: 600;
    background: rgba(43, 94, 167, 0.08);
}

.filter-count {
    margin-left: auto;
    background: var(--color-gray-200);
    color: var(--color-gray-600);
    padding: 0.1rem 0.5rem;
    border-radius: var(--border-radius-full);
    font-size: var(--font-size-xs);
}

.filter-item.active .filter-count {
    background: var(--color-primary);
    color: var(--color-white);
}

.results-info {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--color-gray-200);
}

.results-count {
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
}

.results-count strong {
    color: var(--color-gray-900);
}

/* ==========================================================================
   Business Detail Page
   ========================================================================== */
.detail-hero {
    padding: calc(var(--header-height) + var(--spacing-2xl)) 0 var(--spacing-xl);
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
}

.detail-content {
    padding: var(--spacing-2xl) 0 var(--spacing-4xl);
}

.detail-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--spacing-2xl);
}

.detail-image {
    width: 100%;
    height: 400px;
    object-fit: cover;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    background: var(--color-gray-100);
}

.detail-title {
    font-size: var(--font-size-3xl);
    font-weight: 800;
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-sm);
}

.detail-rubro {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    background: var(--color-primary);
    color: var(--color-white);
    padding: 0.3rem 1rem;
    border-radius: var(--border-radius-full);
    font-size: var(--font-size-sm);
    font-weight: 500;
    margin-bottom: var(--spacing-lg);
}

.detail-description {
    font-size: var(--font-size-base);
    color: var(--color-gray-700);
    line-height: 1.8;
    margin-bottom: var(--spacing-xl);
}

/* Info Box (sidebar detail) */
.info-box {
    background: var(--color-white);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow);
    height: fit-content;
    position: sticky;
    top: calc(var(--header-height) + var(--spacing-lg));
}

.info-box-title {
    font-size: var(--font-size-lg);
    font-weight: 700;
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 2px solid var(--color-gray-100);
}

.info-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    padding: var(--spacing-md) 0;
    border-bottom: 1px solid var(--color-gray-100);
}

.info-item:last-child {
    border-bottom: none;
}

.info-item i {
    color: var(--color-secondary);
    font-size: var(--font-size-lg);
    margin-top: 2px;
    min-width: 20px;
}

.info-item-content {
    flex: 1;
}

.info-item-label {
    font-size: var(--font-size-xs);
    color: var(--color-gray-500);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 600;
}

.info-item-value {
    font-size: var(--font-size-sm);
    color: var(--color-gray-800);
    font-weight: 500;
}

.info-item-value a {
    color: var(--color-primary);
    word-break: break-all;
}

/* Schedule Table */
.schedule-table {
    width: 100%;
    margin-top: var(--spacing-lg);
}

.schedule-table th,
.schedule-table td {
    padding: var(--spacing-sm) var(--spacing-md);
    text-align: left;
    font-size: var(--font-size-sm);
    border-bottom: 1px solid var(--color-gray-100);
}

.schedule-table th {
    font-weight: 600;
    color: var(--color-gray-700);
}

.schedule-table .closed {
    color: var(--color-danger);
    font-weight: 500;
}

.schedule-table .today {
    background: rgba(43, 94, 167, 0.05);
    font-weight: 600;
}

/* Social Links */
.social-links {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-lg);
    flex-wrap: wrap;
}

.social-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: var(--border-radius-full);
    background: var(--color-gray-100);
    color: var(--color-gray-700);
    font-size: var(--font-size-lg);
    transition: all var(--transition-fast);
}

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

.social-btn.whatsapp:hover { background: #25D366; }
.social-btn.facebook:hover { background: #1877F2; }
.social-btn.instagram:hover { background: #E4405F; }
.social-btn.tiktok:hover { background: #000000; }
.social-btn.youtube:hover { background: #FF0000; }
.social-btn.linkedin:hover { background: #0A66C2; }

/* ==========================================================================
   About / Nosotros
   ========================================================================== */
.about-section {
    padding: var(--spacing-3xl) 0;
}

.about-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-2xl);
}

.about-card {
    padding: var(--spacing-xl);
    background: var(--color-white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow);
    border-left: 4px solid var(--color-primary);
    transition: transform var(--transition-base);
}

.about-card:hover {
    transform: translateY(-2px);
}

.about-card:nth-child(even) {
    border-left-color: var(--color-secondary);
}

.about-card h3 {
    font-size: var(--font-size-xl);
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-md);
}

.about-card p {
    color: var(--color-gray-600);
    line-height: 1.7;
}

/* ==========================================================================
   FAQ / Preguntas Frecuentes
   ========================================================================== */
.faq-section {
    padding: var(--spacing-3xl) 0;
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--color-white);
    border-radius: var(--border-radius-lg);
    margin-bottom: var(--spacing-md);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    border: 1px solid var(--color-gray-200);
    transition: box-shadow var(--transition-fast);
}

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

.faq-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-lg) var(--spacing-xl);
    cursor: pointer;
    font-weight: 600;
    color: var(--color-gray-800);
    gap: var(--spacing-md);
    user-select: none;
}

.faq-question:hover {
    color: var(--color-primary);
}

.faq-icon {
    font-size: var(--font-size-xl);
    color: var(--color-secondary);
    transition: transform var(--transition-base);
    flex-shrink: 0;
}

.faq-item.active .faq-icon {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-base), padding var(--transition-base);
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-answer-content {
    padding: 0 var(--spacing-xl) var(--spacing-lg);
    color: var(--color-gray-600);
    line-height: 1.7;
}

/* ==========================================================================
   Contact Page
   ========================================================================== */
.contact-section {
    padding: var(--spacing-3xl) 0;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
}

.contact-form-box {
    background: var(--color-white);
    padding: var(--spacing-2xl);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow);
}

.contact-form-box h2 {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--spacing-lg);
    color: var(--color-gray-900);
}

.contact-info-box {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.contact-info-card {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background: var(--color-white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
}

.contact-info-card i {
    font-size: var(--font-size-2xl);
    color: var(--color-primary);
    min-width: 35px;
}

.contact-info-card h4 {
    font-size: var(--font-size-base);
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-xs);
}

.contact-info-card p {
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

.form-group {
    margin-bottom: var(--spacing-md);
}

/* Alert Messages */
.alert {
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-lg);
    font-size: var(--font-size-sm);
    font-weight: 500;
}

.alert-success {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.alert-error {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.main-footer {
    background: var(--color-dark);
    color: var(--color-gray-300);
    padding: var(--spacing-3xl) 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--spacing-2xl);
    padding-bottom: var(--spacing-2xl);
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer-logo img {
    width: 60px;
    height: 60px;
    margin-bottom: var(--spacing-md);
}

.footer-description {
    font-size: var(--font-size-sm);
    line-height: 1.7;
    color: var(--color-gray-400);
    margin-bottom: var(--spacing-lg);
}

.footer-social {
    display: flex;
    gap: var(--spacing-sm);
}

.social-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: var(--border-radius-full);
    background: rgba(255,255,255,0.1);
    color: var(--color-gray-300);
    transition: all var(--transition-fast);
}

.social-link:hover {
    background: var(--color-secondary);
    color: var(--color-white);
    transform: translateY(-2px);
}

.footer-title {
    font-size: var(--font-size-base);
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: var(--spacing-lg);
}

.footer-links li {
    margin-bottom: var(--spacing-sm);
}

.footer-links a {
    color: var(--color-gray-400);
    font-size: var(--font-size-sm);
    transition: color var(--transition-fast);
}

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

.footer-contact li {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    font-size: var(--font-size-sm);
    color: var(--color-gray-400);
}

.footer-contact i {
    color: var(--color-secondary);
}

.footer-bottom {
    padding: var(--spacing-lg) 0;
    text-align: center;
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
}

/* ==========================================================================
   Stats Section
   ========================================================================== */
.stats-section {
    padding: var(--spacing-3xl) 0;
    background: var(--color-gray-100);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-xl);
}

.stat-card {
    text-align: center;
    padding: var(--spacing-xl);
}

.stat-number {
    font-size: var(--font-size-4xl);
    font-weight: 800;
    color: var(--color-primary);
    line-height: 1;
    margin-bottom: var(--spacing-sm);
}

.stat-label {
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
    font-weight: 500;
}

/* ==========================================================================
   Featured Section
   ========================================================================== */
.section {
    padding: var(--spacing-3xl) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.section-header h2 {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-sm);
}

.section-header p {
    font-size: var(--font-size-lg);
    color: var(--color-gray-600);
}

/* ==========================================================================
   Loading / Empty States
   ========================================================================== */
.loading {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-3xl);
}

.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--color-gray-200);
    border-top-color: var(--color-primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.empty-state {
    text-align: center;
    padding: var(--spacing-4xl) var(--spacing-xl);
}

.empty-state i {
    font-size: 4rem;
    color: var(--color-gray-300);
    margin-bottom: var(--spacing-lg);
}

.empty-state h3 {
    font-size: var(--font-size-xl);
    color: var(--color-gray-700);
    margin-bottom: var(--spacing-sm);
}

.empty-state p {
    color: var(--color-gray-500);
}

/* ==========================================================================
   Responsive Design
   ========================================================================== */
@media (max-width: 1024px) {
    .listing-layout {
        grid-template-columns: 240px 1fr;
        gap: var(--spacing-xl);
    }
    
    .detail-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    :root {
        --font-size-4xl: 2rem;
        --font-size-3xl: 1.75rem;
        --font-size-2xl: 1.375rem;
    }
    
    .nav-toggle {
        display: block;
    }
    
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: var(--color-white);
        flex-direction: column;
        align-items: flex-start;
        padding: calc(var(--header-height) + var(--spacing-xl)) var(--spacing-xl) var(--spacing-xl);
        box-shadow: var(--shadow-xl);
        transition: right var(--transition-base);
        gap: var(--spacing-md);
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .nav-link {
        font-size: var(--font-size-base);
        padding: var(--spacing-sm) 0;
        width: 100%;
    }
    
    .hero {
        padding: calc(var(--header-height) + var(--spacing-2xl)) 0 var(--spacing-2xl);
    }
    
    .hero h1 {
        font-size: var(--font-size-3xl);
    }
    
    .search-box {
        padding: var(--spacing-lg);
    }
    
    .listing-layout {
        grid-template-columns: 1fr;
    }
    
    .sidebar {
        position: static;
    }
    
    .filter-box {
        display: none;
    }
    
    .filter-box.mobile-active {
        display: block;
    }
    
    .filter-toggle-mobile {
        display: flex;
        align-items: center;
        justify-content: center;
        gap: var(--spacing-sm);
        width: 100%;
        padding: var(--spacing-md) var(--spacing-lg);
        background: var(--color-primary);
        color: var(--color-white);
        border: none;
        border-radius: var(--border-radius);
        font-weight: 600;
        cursor: pointer;
        margin-bottom: var(--spacing-md);
    }
    
    .cards-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .about-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .detail-image {
        height: 250px;
    }
    
    .info-box {
        position: static;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-md);
    }
    
    .logo-text {
        display: none;
    }
    
    .hero h1 {
        font-size: var(--font-size-2xl);
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .cards-grid {
        grid-template-columns: 1fr;
    }
}

/* ==========================================================================
   Utilities
   ========================================================================== */
.text-center { text-align: center; }
.text-primary { color: var(--color-primary); }
.text-secondary { color: var(--color-secondary); }
.mt-1 { margin-top: var(--spacing-md); }
.mt-2 { margin-top: var(--spacing-xl); }
.mt-3 { margin-top: var(--spacing-2xl); }
.mb-1 { margin-bottom: var(--spacing-md); }
.mb-2 { margin-bottom: var(--spacing-xl); }
.mb-3 { margin-bottom: var(--spacing-2xl); }
.hidden { display: none !important; }

/* Overlay for mobile nav */
.nav-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-base), visibility var(--transition-base);
}

.nav-overlay.active {
    opacity: 1;
    visibility: visible;
}

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

.animate-in {
    animation: fadeInUp 0.5s ease forwards;
    opacity: 0;
}

.animate-in:nth-child(1) { animation-delay: 0.1s; }
.animate-in:nth-child(2) { animation-delay: 0.2s; }
.animate-in:nth-child(3) { animation-delay: 0.3s; }
.animate-in:nth-child(4) { animation-delay: 0.4s; }
.animate-in:nth-child(5) { animation-delay: 0.5s; }
.animate-in:nth-child(6) { animation-delay: 0.6s; }

/* ==========================================================================
   Products / Services Grid (Detail Page)
   ========================================================================== */
.products-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.product-card {
    background: var(--color-gray-100);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
    display: flex;
    flex-direction: column;
}

.product-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.product-img-wrap {
    width: 100%;
    height: 140px;
    overflow: hidden;
    background: var(--color-gray-200);
    display: flex;
    align-items: center;
    justify-content: center;
}

.product-img-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-base);
}

.product-card:hover .product-img-wrap img {
    transform: scale(1.05);
}

.product-info {
    padding: var(--spacing-md);
    display: flex;
    flex-direction: column;
    flex: 1;
}

.product-name {
    font-size: var(--font-size-sm);
    font-weight: 700;
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-xs);
    line-height: 1.3;
}

.product-desc {
    font-size: var(--font-size-xs);
    color: var(--color-gray-600);
    line-height: 1.5;
    margin-bottom: var(--spacing-sm);
    flex: 1;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.product-price {
    font-size: var(--font-size-base);
    font-weight: 800;
    color: var(--color-secondary);
    margin-top: auto;
}

@media (max-width: 768px) {
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .products-grid {
        grid-template-columns: 1fr;
    }
}