:root {
  --primary-color: #3b82f6;
  --secondary-color: #6366f1;
  --accent-color: #f59e0b;
  --bg-color: #fdfdfd;
  --card-bg-rgb: 255, 255, 255;
  --text-color: #1f2937;
  --text-muted: #64748b;
  --sidebar-bg: #1e293b;
  --sidebar-text: #f8fafc;
  --input-bg: #ffffff;
  --border-color: #e5e7eb;
}

[data-theme="dark"] {
  --bg-color: #0f172a;
  --card-bg-rgb: 30, 41, 59;
  --text-color: #f1f5f9;
  --text-muted: #94a3b8;
  --input-bg: #1e293b;
  --border-color: #334155;
}

/* Logo Theme Switcher */
.logo-dark { display: none !important; }
.logo-light { display: block !important; }

[data-theme="dark"] .logo-dark { display: block !important; }
[data-theme="dark"] .logo-light { display: none !important; }

[dir="rtl"] {
  font-family: 'Tajawal', sans-serif;
}

body {
  background-color: var(--bg-color);
  color: var(--text-color);
  font-family: 'Inter', sans-serif;
  transition: background-color 0.3s, color 0.3s;
  min-height: 100vh;
}

/* Global Dark Mode Overrides */
[data-theme="dark"] .text-muted { color: var(--text-muted) !important; }
[data-theme="dark"] .text-dark { color: var(--text-color) !important; }
[data-theme="dark"] .card { background-color: rgba(var(--card-bg-rgb), 1); color: var(--text-color); }
[data-theme="dark"] h1, [data-theme="dark"] h2, [data-theme="dark"] h3, 
[data-theme="dark"] h4, [data-theme="dark"] h5, [data-theme="dark"] h6 { color: var(--text-color); }
[data-theme="dark"] .modal-content { background-color: var(--bg-color); color: var(--text-color); }
[data-theme="dark"] .form-control, [data-theme="dark"] .form-select { 
    background-color: var(--input-bg) !important; 
    border-color: var(--border-color) !important; 
    color: var(--text-color) !important; 
}
[data-theme="dark"] .form-control:focus, [data-theme="dark"] .form-select:focus { 
    background-color: var(--input-bg) !important; 
    color: var(--text-color) !important; 
    box-shadow: 0 0 0 0.25rem rgba(59, 130, 246, 0.25);
}
[data-theme="dark"] .bg-light { background-color: rgba(255, 255, 255, 0.05) !important; color: var(--text-color) !important; }
[data-theme="dark"] .bg-white { background-color: var(--input-bg) !important; color: var(--text-color) !important; }
[data-theme="dark"] .btn-white { background-color: var(--input-bg); border-color: var(--border-color); color: var(--text-color); }
[data-theme="dark"] .btn-white:hover { background-color: var(--bg-color); color: var(--primary-color); }
[data-theme="dark"] .table { color: var(--text-color); border-color: var(--border-color); }
[data-theme="dark"] .table thead th { border-bottom-color: var(--border-color); color: var(--text-color); }
[data-theme="dark"] .table td { border-bottom-color: var(--border-color); }
[data-theme="dark"] .btn-close { filter: invert(1) grayscale(100%) brightness(200%); }

/* DataTables Dark Mode Overrides */
[data-theme="dark"] .dataTables_wrapper { color: var(--text-color); }
[data-theme="dark"] .dataTables_wrapper .dataTables_length select,
[data-theme="dark"] .dataTables_wrapper .dataTables_filter input { 
  background-color: var(--input-bg); 
  border: 1px solid var(--border-color); 
  color: var(--text-color); 
  padding: 4px 8px;
  border-radius: 4px;
}
[data-theme="dark"] .dataTables_wrapper .dataTables_info { color: var(--text-muted); }
[data-theme="dark"] .dataTables_wrapper .dataTables_paginate .paginate_button { 
    color: var(--text-color) !important; 
    background-color: transparent !important;
}
[data-theme="dark"] .dataTables_wrapper .dataTables_paginate .paginate_button .page-link {
    background-color: var(--input-bg) !important;
    border-color: var(--border-color) !important;
    color: var(--text-color) !important;
}
[data-theme="dark"] .dataTables_wrapper .dataTables_paginate .paginate_button.active .page-link {
    background-color: var(--primary-color) !important;
    border-color: var(--primary-color) !important;
    color: white !important;
}
[data-theme="dark"] .dataTables_wrapper .dataTables_paginate .paginate_button.disabled .page-link {
    background-color: var(--input-bg) !important;
    color: var(--text-muted) !important;
    opacity: 0.6;
}
[data-theme="dark"] .dataTables_wrapper .dataTables_paginate .paginate_button:hover .page-link {
    background-color: var(--primary-color) !important;
    color: white !important;
}

/* DataTable Rows & Body Dark Mode Fixes */
[data-theme="dark"] table.dataTable,
[data-theme="dark"] table.dataTable tr,
[data-theme="dark"] table.dataTable td,
[data-theme="dark"] table.dataTable th {
    background-color: transparent !important;
    color: var(--text-color) !important;
}

[data-theme="dark"] table.dataTable.hover tbody tr:hover,
[data-theme="dark"] table.dataTable.display tbody tr:hover {
    background-color: rgba(255, 255, 255, 0.05) !important;
}

[data-theme="dark"] table.dataTable.stripe tbody tr.odd,
[data-theme="dark"] table.dataTable.display tbody tr.odd {
    background-color: rgba(255, 255, 255, 0.02) !important;
}

.glass-card {
  background: rgba(var(--card-bg-rgb), 0.8);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
}

.glass-navbar {
    background: rgba(255, 255, 255, 0.8) !important;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

[data-theme="dark"] .glass-navbar {
    background: rgba(30, 41, 59, 0.8) !important;
    border-bottom-color: #334155 !important;
}

[data-theme="dark"] .navbar-brand,
[data-theme="dark"] .navbar-brand span {
    color: #f1f5f9 !important;
}

[data-theme="dark"] .nav-link {
    color: #94a3b8 !important;
}

[data-theme="dark"] .nav-link:hover,
[data-theme="dark"] .nav-link.active {
    color: #f1f5f9 !important;
}

[data-theme="dark"] .welcome-text span {
    color: #f1f5f9 !important;
}

[data-theme="dark"] .navbar-toggler {
    filter: invert(1) brightness(100%);
}

.navbar-brand span {
    letter-spacing: -0.5px;
}

.nav-link {
    font-size: 0.95rem;
    transition: all 0.2s;
}

.nav-link:hover {
    color: var(--primary-color) !important;
}

.nav-link.active {
    position: relative;
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 10px;
    right: 10px;
    height: 2px;
    background-color: var(--primary-color);
    border-radius: 2px;
}

.main-body {
    padding-top: 0;
}

.glass-card {
  background: rgba(var(--card-bg-rgb), 0.8);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
}

.main-content {
  flex-grow: 1;
  padding: 2rem;
}

.premium-btn {
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  border: none;
  color: #fff;
  padding: 10px 24px;
  border-radius: 8px;
  font-weight: 500;
  transition: transform 0.2s, box-shadow 0.2s;
}

.premium-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

.btn-white {
    background-color: #fff;
    border: 1px solid var(--border-color);
    color: var(--text-muted);
}

.btn-white:hover {
    background-color: #f8fafc;
    color: var(--primary-color);
}

/* RTL Specifics */
[dir="rtl"] .me-auto {
  margin-right: 0 !important;
  margin-left: auto !important;
}

[dir="rtl"] .ms-auto {
  margin-left: 0 !important;
  margin-right: auto !important;
}

/* Payment Method Selector */
.payment-method-card {
    border: 2px solid var(--border-color);
    border-radius: 12px;
    padding: 20px 10px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    background: var(--input-bg);
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.payment-method-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-2px);
}

.payment-method-card.active {
    border-color: var(--primary-color);
    background: rgba(59, 130, 246, 0.05);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.1);
}

.payment-method-card .icon-wrapper {
    color: var(--text-muted);
    transition: color 0.3s;
}

.payment-method-card.active .icon-wrapper {
    color: var(--primary-color);
}

.payment-method-card .check-mark {
    position: absolute;
    top: -10px;
    right: -10px;
    background: #fff;
    border-radius: 50%;
    color: var(--primary-color);
    font-size: 1.2rem;
    display: none;
    line-height: 1;
}

[data-theme="dark"] .payment-method-card .check-mark {
    background: var(--bg-color);
}

.payment-method-card.active .check-mark {
    display: block;
}

.smallest {
    font-size: 0.74rem;
}

.uppercase-tracking {
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

#benefit-section img {
    filter: none !important;
}

/* Mastercard Hosted Session Styling */
#card-number, #security-code {
    padding: 0;
    overflow: hidden;
}

.form-control.is-invalid {
    border-color: #dc3545 !important;
    background-image: none !important;
}

/* Ensure iframes fill the container */
#card-number iframe, #security-code iframe {
    width: 100% !important;
    height: 100% !important;
    border: none !important;
}

/* 3DS Challenge UI Refinements */
#3ds-container {
    background: rgba(var(--card-bg-rgb), 1);
    border-radius: 16px;
    padding: 20px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.15);
    margin: 20px 0;
}

#challengeFrame {
    width: 100% !important;
    max-width: 600px;
    height: 400px;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    margin: 0 auto;
    display: block;
    background: #fff;
}

@media (max-width: 768px) {
    #challengeFrame {
        height: 550px; /* Extra height for mobile viewport constraints */
    }
    
    #3ds-container {
        padding: 10px;
    }
}

/* 3DS Challenge UI */
#3ds-container {
    background: rgba(var(--card-bg-rgb), 1);
    border-radius: 16px;
    padding: 20px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

#challengeFrame {
    width: 100% !important;
    max-width: 600px;
    height: 400px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    margin: 0 auto;
    display: block;
}

@media (max-width: 768px) {
    #challengeFrame {
        height: 500px; /* More height for mobile keyboards */
    }
    
    #3ds-container {
        padding: 5px;
    }
}