/* ========================================
   ByzBook - Unified Modern CSS Framework
   ======================================== */

/* CSS Custom Properties (Variables) */
:root {
    /* Colors */
    --primary: #007bff;
    --primary-dark: #0056b3;
    --success: #28a745;
    --danger: #dc3545;
    --warning: #ffc107;
    --info: #17a2b8;
    --light: #f8f9fa;
    --dark: #343a40;
    --white: #ffffff;
    --gray-100: #f8f9fa;
    --gray-200: #e9ecef;
    --gray-300: #dee2e6;
    --gray-400: #ced4da;
    --gray-500: #adb5bd;
    --gray-600: #6c757d;
    --gray-700: #495057;
    --gray-800: #343a40;
    --gray-900: #212529;
    
    /* Typography */
    --font-family: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --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;
    
    /* Spacing */
    --spacing-1: 0.25rem;
    --spacing-2: 0.5rem;
    --spacing-3: 0.75rem;
    --spacing-4: 1rem;
    --spacing-5: 1.25rem;
    --spacing-6: 1.5rem;
    
    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 4px 15px rgba(0, 0, 0, 0.15);
    
    /* Border Radius */
    --radius-sm: 0.25rem;
    --radius: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    
    /* Transitions */
    --transition: 0.3s ease;
}

/* ========================================
   Base Styles
   ======================================== */

* {
    box-sizing: border-box;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    height: 100%;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--gray-800);
    background-color: var(--gray-100);
    margin: 0;
    padding: 0;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    height: 100%;
}

main {
    flex: 1 0 auto; /* grow to fill remaining space */
    padding-top: 76px;
}

/* ========================================
   Typography
   ======================================== */

h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.25;
    margin-bottom: var(--spacing-4);
    color: var(--gray-800);
}

h1 { font-size: var(--font-size-3xl); }
h2 { font-size: var(--font-size-2xl); }
h3 { font-size: var(--font-size-xl); }
h4 { font-size: var(--font-size-lg); }

p {
    margin-bottom: var(--spacing-4);
    color: var(--gray-600);
}

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

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

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

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-4);
    flex: 1 0 auto; /* grow to fill remaining space */
}

.row {
    display: flex;
    flex-wrap: wrap;
    margin: 0 calc(-1 * var(--spacing-2));
}

.col {
    flex: 1;
    padding: 0 var(--spacing-2);
    margin-bottom: var(--spacing-4);
}

/* Responsive Grid */
@media (min-width: 768px) {
    .col-md-3 { flex: 0 0 25%; max-width: 25%; }
    .col-md-4 { flex: 0 0 33.333333%; max-width: 33.333333%; }
    .col-md-6 { flex: 0 0 50%; max-width: 50%; }
    .col-md-8 { flex: 0 0 66.666667%; max-width: 66.666667%; }
    .col-md-9 { flex: 0 0 75%; max-width: 100%; }
}

@media (min-width: 992px) {
    .col-lg-3 { flex: 0 0 25%; max-width: 25%; }
    .col-lg-4 { flex: 0 0 33.333333%; max-width: 33.333333%; }
    .col-lg-8 { flex: 0 0 66.666667%; max-width: 66.666667%; }
    .col-md-9 { flex: 0 0 75%; max-width: 100%; }
}

/* ========================================
   Navigation
   ======================================== */



/* Navigation Icons */
.nav-icon {
    width: 20px;
    text-align: center;
    margin-right: var(--spacing-2);
}

/* Quick Actions */
.quick-actions {
    display: flex;
    gap: var(--spacing-2);
    align-items: center;
}

.quick-actions .btn {
    border-radius: 20px;
    padding: 0.4rem 0.8rem;
    font-size: var(--font-size-sm);
    font-weight: 500;
}

/* Notification Badge */
.notification-badge {
    position: absolute;
    top: -2px;
    right: -2px;
    background: var(--danger);
    color: var(--white);
    border-radius: 50%;
    width: 18px;
    height: 18px;
    font-size: 0.7rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
}

/* Mobile Navigation */
.navbar-toggler {
    display: none;
    background: none;
    border: none;
    color: var(--white);
    font-size: var(--font-size-lg);
    cursor: pointer;
}



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

.card {
    background-color: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    transition: all var(--transition);
    margin-bottom: var(--spacing-5);
}

.card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

.card-header {
    background-color: var(--gray-100);
    padding: var(--spacing-5);
    border-bottom: 1px solid var(--gray-200);
    font-weight: 600;
}

.card-body {
    padding: var(--spacing-5);
}

.card-title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-bottom: var(--spacing-4);
}

.card-text {
    color: var(--gray-600);
    margin-bottom: var(--spacing-4);
}

/* ========================================
   Forms
   ======================================== */

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

.form-label {
    display: block;
    font-weight: 500;
    margin-bottom: var(--spacing-2);
    color: var(--gray-800);
}

.form-control,
.form-select {
    width: 100%;
    padding: var(--spacing-4);
    font-size: var(--font-size-base);
    border: 1px solid var(--gray-300);
    border-radius: var(--radius);
    background-color: var(--white);
    transition: border-color var(--transition);
}

.form-control:focus,
.form-select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.1);
}

/* ========================================
   Buttons
   ======================================== */

.btn {
    display: inline-block;
    padding: var(--spacing-4) var(--spacing-5);
    font-size: var(--font-size-base);
    font-weight: 500;
    text-align: center;
    border: 1px solid transparent;
    border-radius: var(--radius);
    cursor: pointer;
    transition: all var(--transition);
    text-decoration: none;
}

.btn:hover {
    transform: translateY(-1px);
    text-decoration: none;
}

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

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

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

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

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

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

.btn-outline-purple {
    background-color: transparent;
    border-color: #7360f2;
    color: #7360f2;
}

.btn-outline-purple:hover {
    background-color: #7360f2;
    color: var(--white);
}

.btn-sm {
    padding: var(--spacing-2) var(--spacing-3);
    font-size: var(--font-size-sm);
}

.btn-lg {
    padding: var(--spacing-5) var(--spacing-6);
    font-size: var(--font-size-lg);
}

/* ========================================
   Utilities
   ======================================== */

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.text-primary { color: var(--primary); }
.text-success { color: var(--success); }
.text-danger { color: var(--danger); }
.text-muted { color: var(--gray-600); }

.bg-primary { background-color: var(--primary); }
.bg-light { background-color: var(--gray-100); }
.bg-white { background-color: var(--white); }

.d-flex { display: flex; }
.d-block { display: block; }
.d-none { display: none; }

.justify-content-center { justify-content: center; }
.justify-content-between { justify-content: space-between; }
.align-items-center { align-items: center; }

.mb-1 { margin-bottom: var(--spacing-1); }
.mb-2 { margin-bottom: var(--spacing-2); }
.mb-3 { margin-bottom: var(--spacing-3); }
.mb-4 { margin-bottom: var(--spacing-4); }
.mb-5 { margin-bottom: var(--spacing-5); }

.mt-1 { margin-top: var(--spacing-1); }
.mt-2 { margin-top: var(--spacing-2); }
.mt-3 { margin-top: var(--spacing-3); }
.mt-4 { margin-top: var(--spacing-4); }
.mt-5 { margin-top: var(--spacing-5); }

.p-1 { padding: var(--spacing-1); }
.p-2 { padding: var(--spacing-2); }
.p-3 { padding: var(--spacing-3); }
.p-4 { padding: var(--spacing-4); }
.p-5 { padding: var(--spacing-5); }

.rounded { border-radius: var(--radius); }
.rounded-lg { border-radius: var(--radius-lg); }
.rounded-pill { border-radius: 50rem; }

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

/* ========================================
   Business Components
   ======================================== */

.search-bar {
    background: var(--white);
    padding: var(--spacing-6);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow);
    margin-bottom: var(--spacing-6);
}

.categories {
    background: var(--white);
    padding: var(--spacing-6);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow);
    margin-bottom: var(--spacing-6);
}

.business-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--spacing-5);
    margin-top: var(--spacing-6);
}

.business-card {
    text-decoration: none;
    color: inherit;
}

.business-card:hover {
    text-decoration: none;
    color: inherit;
}

.business-hero {
    background-color: var(--gray-100);
    border-radius: var(--radius-lg);
    overflow: hidden;
    position: relative;
    margin-bottom: var(--spacing-6);
}

.business-hero-bg {
    height: 200px;
    background: linear-gradient(135deg, var(--primary), #66b3ff);
    background-size: cover;
    background-position: center;
}

.business-logo {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    border: 4px solid var(--white);
    box-shadow: var(--shadow);
    object-fit: cover;
}

.business-logo-placeholder {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    border: 4px solid var(--white);
    box-shadow: var(--shadow);
    background-color: var(--gray-300);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    color: var(--gray-600);
    font-size: var(--font-size-3xl);
}

.location-group {
    background: var(--gray-100);
    padding: var(--spacing-4);
    border-radius: var(--radius);
    margin-bottom: var(--spacing-3);
    box-shadow: var(--shadow-sm);
}

.filter-container {
    background: var(--white);
    padding: var(--spacing-6);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow);
    margin-bottom: var(--spacing-6);
}

.map-container {
    height: 180px;
    min-height: 500px;
    border-top-left-radius: var(--radius);
    border-top-right-radius: var(--radius);
    background-color: var(--gray-200);
    box-shadow: var(--shadow-sm);
}

/* Social Media Icons */
.social-icon {
    width: 40px;
    height: 40px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    margin-right: var(--spacing-2);
    transition: all var(--transition);
    text-decoration: none;
}

.social-icon:hover {
    transform: scale(1.1);
    text-decoration: none;
}

.social-icon.facebook {
    background-color: #3b5998;
    color: var(--white);
}

.social-icon.instagram {
    background: linear-gradient(45deg, #f09433, #e6683c, #dc2743, #cc2366, #bc1888);
    color: var(--white);
}

.social-icon.tiktok {
    background-color: #000;
    color: var(--white);
}

.social-icon.twitter {
    background-color: #1da1f2;
    color: var(--white);
}

.social-icon.website {
    background-color: var(--gray-600);
    color: var(--white);
}

/* Business Profile Specific */
.business-hero-overlay {
    background: linear-gradient(to bottom, rgba(0,0,0,0.1), rgba(0,0,0,0.4));
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 200px;
    z-index: 1;
}

.business-logo-container {
    margin-top: -75px;
    position: relative;
    z-index: 2;
    text-align: center;
}

.business-logo {
    border: 5px solid var(--white);
    box-shadow: var(--shadow-lg);
}

.badge-shop-type {
    font-size: var(--font-size-sm);
    padding: 0.4rem 0.8rem;
}

.location-card {
    transition: transform var(--transition), box-shadow var(--transition);
}

.location-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg) !important;
}

.keyword-badge {
    transition: all 0.2s ease;
    cursor: pointer;
}

.keyword-badge:hover {
    transform: scale(1.05);
}

.related-business-card {
    transition: transform var(--transition);
}

.related-business-card:hover {
    transform: translateY(-5px);
}

.related-business-logo {
    width: 60px;
    height: 60px;
    object-fit: cover;
}

/* ========================================
   Ad System
   ======================================== */

.ad-header,
.ad-sidebar,
.ad-content,
.ad-footer {
    margin: var(--spacing-5) 0;
}

.ad-card {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition);
    box-shadow: var(--shadow-sm);
    text-decoration: none;
    color: inherit;
}

.ad-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary);
    text-decoration: none;
    color: inherit;
}

.ad-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.ad-content {
    padding: var(--spacing-4);
}

.ad-title {
    font-weight: 600;
    margin-bottom: var(--spacing-2);
}

.ad-description {
    color: var(--gray-600);
    font-size: var(--font-size-sm);
}

/* ========================================
   Responsive Design
   ======================================== */

@media (max-width: 767px) {
    .container {
        padding: 0 var(--spacing-3);
    }
    
    .business-list {
        grid-template-columns: 1fr;
    }
    
    .business-logo,
    .business-logo-placeholder {
        width: 120px;
        height: 120px;
    }
    
    .search-bar,
    .categories,
    .filter-container {
        padding: var(--spacing-4);
    }
    
    .card-body {
        padding: var(--spacing-4);
    }
    
    .btn {
        width: 100%;
        margin-bottom: var(--spacing-2);
    }
}

@media (max-width: 575px) {
    .business-hero-bg {
        height: 150px;
    }
    
    .business-logo,
    .business-logo-placeholder {
        width: 100px;
        height: 100px;
    }
    
    h1 { font-size: var(--font-size-2xl); }
    h2 { font-size: var(--font-size-xl); }
    h3 { font-size: var(--font-size-lg); }
}

/* ========================================
   Print Styles
   ======================================== */

@media print {
    .navbar,
    .ad-header,
    .ad-sidebar,
    .ad-content,
    .ad-footer {
        display: none;
    }
    
    body {
        background: white;
        color: black;
    }
    
    .card {
        box-shadow: none;
        border: 1px solid #ccc;
    }
}

footer.footer {
    margin-top: auto;
}

/* ========================================
   Alphabet Filter
   ======================================== */
   /* Inline A–Z buttons layout on desktop/tablet */
.alphabet-buttons .btn {
    margin: 0 .25rem .25rem;
    white-space: nowrap;
  }
  
  /* Optional: tighten spacing on very small screens if you ever force-show buttons */
  @media (max-width: 575.98px) {
    .alphabet-buttons .btn { margin: 0 .2rem .2rem; padding: .25rem .5rem; }
  }
  
/*MAP*/
  .map-wrap { height: 60vh; min-height: 420px; border-radius: 12px; overflow: hidden; }
  .marker-pill {
    background:#0d6efd; color:#fff; padding:6px 10px; border-radius:999px;
    font-size:13px; box-shadow:0 4px 10px rgba(0,0,0,.15); white-space:nowrap;
  }
  .gmap-error { display:none; }

/* ========================================
   Modern Business Cards
   ======================================== */
/* Modern Business Card Styles */
.business-card {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
    border-radius: 16px !important;
}

.business-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.15) !important;
}


.card-header-custom {
    border-radius: 16px 16px 0 0 !important;
    position: relative;
    overflow: hidden;
}

.card-header-custom::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="25" cy="25" r="1" fill="white" opacity="0.1"/><circle cx="75" cy="75" r="1" fill="white" opacity="0.1"/><circle cx="50" cy="10" r="0.5" fill="white" opacity="0.1"/><circle cx="10" cy="60" r="0.5" fill="white" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    pointer-events: none;
}

.star-rating i {
    font-size: 0.9rem;
    margin-right: 1px;
}

.business-card .badge {
    font-weight: 500;
    letter-spacing: 0.5px;
}

.business-card .btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border: none;
    font-weight: 600;
    letter-spacing: 0.5px;
    transition: all 0.3s ease;
}

.business-card .btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(102, 126, 234, 0.4);
}


/* Responsive adjustments */
@media (max-width: 768px) {
    .business-card {
        margin-bottom: 1rem;
    }
    
    .card-header-custom {
        height: 100px !important;
    }
    
    .business-card:hover {
        transform: translateY(-4px);
    }
}

/* Loading animation for images */
.business-card img {
    transition: all 0.3s ease;
}

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

/* Enhanced empty state */
.text-center .fa-search {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { opacity: 0.5; }
    50% { opacity: 0.8; }
    100% { opacity: 0.5; }
}

/* Badge animations */
.badge {
    transition: all 0.2s ease;
}

.business-card:hover .badge {
    transform: scale(1.05);
}

/* Improved typography */
.business-card .card-title {
    color: #2d3748;
    font-size: 1.25rem;
    line-height: 1.3;
}

.business-card .card-text {
    color: #718096;
    font-size: 0.9rem;
    line-height: 1.6;
}

/* Location info styling */
.business-card .fa-map-marker-alt {
    color: #667eea !important;
}

/* Star rating enhancements */
.star-rating {
    gap: 2px;
}

.star-rating .text-warning {
    color: #fbbf24 !important;
    text-shadow: 0 1px 2px rgba(0,0,0,0.1);
}