/*
--- CartScan - Modern & Refined Theme ---
Description: A clean, modern stylesheet using a professional color palette,
with improved typography and UI elements for a better user experience.
Google Fonts: 'Cairo' for body, 'Oswald' for headings.
Version: 3.1 (Button Refactor)
*/

/* --- Google Fonts Import --- */
@import url('https://fonts.googleapis.com/css2?family=Cairo:wght@400;600;700&family=Oswald:wght@500;700&display=swap');

/* --- CSS Variables for Theming --- */
:root {
    /* Main Palette */
    --primary-color: #2a7aed;       /* A professional blue */
    --background-color: #f4f7f9;    /* Light grayish blue */
    --surface-color: #ffffff;       /* Pure White */
    --text-color: #555;             /* Dark Gray for text */
    --heading-color: #333;          /* Near Black for headings */
    --border-color: #e0e0e0;
    
    /* Action Colors */
    --color-success: #28a745;
    --color-danger: #dc3545;
    --color-warning: #ffc107;
    --color-info: #17a2b8;

    /* UI Properties */
    --border-radius: 8px;
    --box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    --transition-speed: 0.3s;
    --font-primary: 'Cairo', sans-serif;
    --font-secondary: 'Oswald', sans-serif;
}

/* --- Base Styles --- */
body {
    font-family: var(--font-secondary);
    background-color: var(--background-color);
    color: var(--text-color);
    line-height: 1.8;
    font-size: 14px;
}

main {
    padding: 30px;
    max-width: 1100px;
    margin: 30px auto;
    background-color: var(--surface-color);
    box-shadow: var(--box-shadow);
    border-radius: var(--border-radius);
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-primary);
    color: var(--heading-color);
    font-weight: 500;
    margin-bottom: 0.75em;
}

/* --- Forms --- */
form {
    background-color: #fff;
    padding: 30px;
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
}

form label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--heading-color);
}

form input[type="text"],
form input[type="password"],
form input[type="email"],
form input[type="file"],
form textarea,
form select {
    width: 100%;
    padding: 12px 15px;
    margin-bottom: 20px;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    font-family: var(--font-primary);
    font-size: 1rem;
    box-sizing: border-box;
    transition: all var(--transition-speed) ease;
}

form input:focus,
form textarea:focus,
form select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(42, 122, 237, 0.2);
}

/* --- Buttons (Refactored for Consistency) --- */
.btn, input[type="submit"], .button {
    display: inline-block;
    padding: 6px 8px; /* Standardized padding for medium size */
    border-radius: var(--border-radius);
    border: 1px solid transparent;
    font-weight: 600;
    font-family: var(--font-primary);
    cursor: pointer;
    transition: all var(--transition-speed) ease;
    text-decoration: none;
    background-color: var(--primary-color);
    color: #ffffff;
    font-size: 1rem; /* Standardized font size */
    text-align: center;
    vertical-align: middle;
}

.btn:hover, input[type="submit"]:hover, .button:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.12);
}

.btn:disabled, .button:disabled, input[type="submit"]:disabled {
    opacity: 0.65;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

/* Color Variations */
.btn-primary { 
    background-color: var(--primary-color); 
    border-color: var(--primary-color);
}
.btn-primary:hover { 
    background-color: #1e6ad8; 
    border-color: #1e6ad8;
}

.btn-secondary { 
    background-color: #6c757d; 
    border-color: #6c757d;
}
.btn-secondary:hover { 
    background-color: #5a6268; 
    border-color: #5a6268;
}

/* Specific Button Implementations (CSS-only changes) */
input[type="submit"] {
    background-color: var(--color-success);
    border-color: var(--color-success);
}
input[type="submit"]:hover {
    background-color: #218838;
    border-color: #218838;
}

.remove-key-btn {
    background-color: var(--color-danger);
    color: white;
    border: none;
    padding: 6px 8px; /* Smaller padding for a more compact look */
    font-size: 0.9rem;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.3s;
}
.remove-key-btn:hover {
    background-color: #c82333;
    transform: translateY(-2px);
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.add-key-btn {
    background-color: var(--primary-color); /* Using primary color variable */
    color: white;
    display: inline-block;
    padding: 6px 8px; /* Consistent padding */
    border-radius: 4px;
    margin-top: 15px;
    border: none;
    cursor: pointer;
}
.add-key-btn:hover {
    background-color: #1e6ad8; /* Darker shade of primary */
    transform: translateY(-2px);
    box-shadow: 0 4px 10px rgba(0,0,0,0.1);
}

/* Table action buttons */
.actions .button {
    background-color: #1e6ad8; /* Darker shade of primary */

    padding: 6px 8px; /* Small size */
    font-size: 0.875rem;
    min-width: 95px;
    text-align: center;
}

/* --- Alerts and Messages --- */
.error-message, .alert-danger {
    color: #721c24;
    background-color: #f8d7da;
    border: 1px solid #f5c6cb;
    padding: 15px;
    margin-bottom: 15px;
    border-radius: var(--border-radius);
}

.success-message, .alert-success {
    color: #155724;
    background-color: #d4edda;
    border: 1px solid #c3e6cb;
    padding: 15px;
    margin-bottom: 15px;
    border-radius: var(--border-radius);
}

/* --- RTL Specifics --- */
html[dir="rtl"] body {
    text-align: right;
}

/* --- Logo Styles --- */
.cardscan-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: inherit;
}

.cardscan-logo:hover {
    text-decoration: none;
    color: inherit;
}

.logo-icon {
    position: relative;
    flex-shrink: 0;
}

.logo-card {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    border-radius: 6px;
    position: relative;
    box-shadow: 0 4px 15px rgba(79, 172, 254, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.3);
    animation: cardFloat 2s ease-in-out infinite;
}

.logo-card::before {
    content: '';
    position: absolute;
    top: 4px;
    left: 4px;
    right: 4px;
    height: 1px;
    background: rgba(255, 255, 255, 0.8);
    border-radius: 0.5px;
}

.logo-card::after {
    content: '';
    position: absolute;
    bottom: 4px;
    left: 4px;
    width: 8px;
    height: 1px;
    background: rgba(255, 255, 255, 0.6);
    border-radius: 0.5px;
}

.scan-lines {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    overflow: hidden;
    border-radius: 6px;
}

.scan-line {
    position: absolute;
    width: 100%;
    height: 1px;
    background: linear-gradient(90deg, transparent 0%, #ff6b6b 50%, transparent 100%);
    animation: scan 2s linear infinite;
}

@keyframes cardFloat {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-2px); }
}

@keyframes scan {
    0% { top: -1px; opacity: 0; }
    50% { opacity: 1; }
    100% { top: 100%; opacity: 0; }
}

.logo-text {
    font-family: 'Oswald', sans-serif;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.logo-text .card-part {
    color: #4facfe;
    -webkit-text-fill-color: #4facfe;
}

.logo-text .scan-part {
    color: #ff6b6b;
    -webkit-text-fill-color: #ff6b6b;
}

/* أحجام مختلفة */
.logo-small .logo-card { width: 25px; height: 16px; }
.logo-medium .logo-card { width: 35px; height: 22px; }
.logo-large .logo-card { width: 50px; height: 32px; }

/* ثيمات مختلفة */
.logo-navbar .logo-text {
    color: #ffffff;
    background: none;
    -webkit-text-fill-color: #ffffff;
}
.logo-navbar .logo-text .card-part {
    color: #4facfe;
    -webkit-text-fill-color: #4facfe;
}
.logo-navbar .logo-text .scan-part {
    color: #ff6b6b;
    -webkit-text-fill-color: #ff6b6b;
}
.logo-dark .logo-text {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}
.logo-light .logo-text {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* تحسينات متجاوبة */
@media (max-width: 768px) {
    .cardscan-logo { gap: 8px; }
    .logo-medium .logo-card { width: 30px; height: 19px; }
    .logo-medium .logo-text { font-size: 20px !important; }
}

@media (max-width: 480px) {
    .logo-medium .logo-card { width: 25px; height: 16px; }
    .logo-medium .logo-text { font-size: 18px !important; }
}

/* --- Section & Component Styles --- */
.form-section { 
    background-color: #f9f9f9; 
    border: 1px solid #ddd; 
    padding: 20px; 
    margin-bottom: 25px; 
    border-radius: 8px; 
}
.form-section h3 { 
    margin-top: 0; 
    border-bottom: 2px solid var(--primary-color); /* Using primary color */
    padding-bottom: 10px; 
    margin-bottom: 20px; 
    color: var(--primary-color); /* Using primary color */
}

/* Grid Layout for API Keys Header and Entries */
.api-key-header, .api-key-entry {
    display: grid;
    grid-template-columns: 1fr 130px 100px 80px; /* Key | Balance | Active | Remove */
    gap: 15px;
    align-items: center;
    padding: 10px 0;
    border-bottom: 1px solid #eee;
}
.api-key-header { 
    font-weight: bold; 
    color: #333; 
    border-bottom: 2px solid #ccc; 
}
#api-keys-container .api-key-entry:last-child { 
    border-bottom: none; 
}

.api-key-entry input[type="text"], .api-key-entry input[type="number"] { 
    width: 100%; 
    padding: 8px; 
}

/* Toggle Switch Styles */
.toggle-switch-container { 
    display: flex; 
    justify-content: center; 
}
.toggle-switch-input { display: none; }
.toggle-switch-label { 
    display: block; 
    width: 52px; 
    height: 32px; 
    background: var(--color-danger); 
    border-radius: 32px; 
    position: relative; 
    cursor: pointer; 
    transition: background 0.2s ease-in-out; 
}
.toggle-switch-label::after { 
    content: ''; 
    position: absolute; 
    width: 24px; 
    height: 24px; 
    border-radius: 50%; 
    background: white; 
    top: 4px; 
    left: 4px; 
    transition: transform 0.2s ease-in-out; 
}
.toggle-switch-input:checked + .toggle-switch-label { 
    background: var(--color-success); 
}
.toggle-switch-input:checked + .toggle-switch-label::after { 
    transform: translateX(20px); 
}

textarea#card_patterns_content { 
    width: 100%; 
    font-family: monospace; 
    direction: ltr; 
    background-color: #2d2d2d; 
    color: #f8f8f2; 
    border-radius: 5px; 
    padding: 10px; 
}

#image-preview-container { 
    position: relative; 
    display: inline-block; 
    margin-top: 20px; 
}
#image-preview { 
    max-width: 100%; 
    height: auto; 
    display: block; 
}
#konva-container { 
    position: absolute; 
    top: 0; 
    left: 0; 
}
.ocr-text-list, .card-list { 
    margin-top: 20px; 
    background-color: #f9f9f9; 
    padding: 15px; 
    border-radius: 8px; 
    border: 1px solid #ddd; 
}
.ocr-text-list div { 
    margin-bottom: 5px; 
    padding: 3px; 
    border-bottom: 1px dashed #eee; 
}
.ocr-text-list div.matched { 
    background-color: #e6ffe6; 
    border-left: 5px solid green; 
}
.card-list li { 
    margin-bottom: 10px; 
    padding: 8px; 
    background-color: #eaf6ff; 
    border-left: 5px solid blue; 
    border-radius: 4px; 
    display: flex; 
    justify-content: space-between; 
    align-items: center; 
}

/* --- Navbar Styles --- */
.navbar {
    padding: 0.8rem 1rem;
}
.nav-link {
    font-weight: 600;
    font-family: var(--font-primary);
    color: #555 !important;
    margin: 0 5px;
    padding: 8px 12px !important;
    border-radius: var(--border-radius);
    transition: all var(--transition-speed);
}
.nav-link:hover, .nav-link.active {
    background-color: rgba(42, 122, 237, 0.1);
    color: var(--primary-color) !important;
}
.dropdown-menu {
    text-align: right;
}

/* --- Table Styles --- */
.table-container { 
    overflow-x: auto; 
    border: 1px solid #ddd; 
    border-radius: 8px; 
}
.styled-table { 
    width: 100%; 
    border-collapse: collapse; 
    text-align: right; 
    font-size: 1rem; 
}
.styled-table thead tr { 
    background-color: var(--primary-color); /* Using primary color */
    color: #000000; 
}
.styled-table th, .styled-table td { 
    padding: 12px 15px; 
    white-space: nowrap; 
}
.styled-table tbody tr.main-row { 
    border-bottom: 1px solid #dddddd; 
    cursor: pointer; 
}
.styled-table tbody tr.main-row:hover { 
    background-color: #f1f1f1; 
}
.styled-table td.actions { 
    width: auto; /* Let it be flexible */
    min-width: 300px;
}
.toggle-details-btn .arrow { 
    display: inline-block; 
    transition: transform 0.2s ease-in-out; 
    margin-right: 4px; 
}
.toggle-details-btn.is-active .arrow { 
    transform: rotate(180deg); 
}
.details-row { 
    display: none; 
}
.details-row.is-visible { 
    display: table-row; 
}
.details-row td { 
    background-color: #e9ecef; 
    padding: 20px 30px !important; 
    border-bottom: 1px solid #ccc; 
}
.details-content p { 
    margin: 10px 0; 
    display: flex; 
}
.details-content p strong { 
    width: 160px; 
    color: #343a40; 
}


    
        .page-container { max-width: 1200px; margin: 20px auto; padding: 20px; background: #fff; border-radius: 8px; box-shadow: 0 2px 10px rgba(0,0,0,0.1); }
        .filter-form { background: #f8f9fa; padding: 20px; border-radius: 8px; margin-bottom: 20px; display: flex; flex-wrap: wrap; gap: 20px; align-items: center; }
        .filter-form .form-group { display: flex; flex-direction: column; }
        .filter-form label { margin-bottom: 5px; font-weight: bold; }
        .filter-form input[type="date"], .filter-form input[type="submit"] { padding: 10px; border: 1px solid #ccc; border-radius: 5px; font-size: 1rem; }
        .filter-form input[type="submit"] { background-color: #007bff; color: white; cursor: pointer; border: none; }
        .filter-form input[type="submit"]:hover { background-color: #0056b3; }
        .actions-form { margin-top: 20px; }
        .actions-bar { background: #f8f9fa; padding: 15px; border-radius: 8px; margin-bottom: 20px; display: flex; flex-wrap: wrap; gap: 15px; align-items: center; }
        .actions-bar button { padding: 6px 8px; font-size: 1rem; border-radius: 5px; cursor: pointer; border: none; }
        .actions-bar .btn-danger { background-color: #dc3545; color: white; }
        .actions-bar .btn-danger:hover { background-color: #c82333; }
        .actions-bar .btn-success { background-color: #28a745; color: white; }
        .actions-bar .btn-success:hover { background-color: #218838; }
        .styled-table { width: 100%; border-collapse: collapse; }
        .styled-table th, .styled-table td { padding: 12px; border: 1px solid #ddd; text-align: right; }
        .styled-table th { background-color: #e9ecef; }
        .styled-table tr:nth-child(even) { background-color: #f8f9fa; }
        .styled-table tr:hover { background-color: #f1f1f1; }
        .alert-success { color: #155724; background-color: #d4edda; border-color: #c3e6cb; padding: 1rem; border-radius: .25rem; margin-bottom: 1rem; }
        .alert-danger { color: #721c24; background-color: #f8d7da; border-color: #f5c6cb; padding: 1rem; border-radius: .25rem; margin-bottom: 1rem; }
        .no-results { text-align: center; padding: 20px; color: #6c757d; }
        #check-all { cursor: pointer; }
    
/* --- Responsive Navbar --- */
@media (max-width: 991.98px) { /* Bootstrap's lg breakpoint */
    .navbar-nav {
        flex-direction: row !important;
        justify-content: space-around;
        width: 100%;
        margin-top: 1rem;
    }

    .nav-item {
        text-align: center;
    }

    .nav-link {
        padding: 0.5rem !important;
    }

    .nav-link i {
        font-size: 1.5rem; /* Larger icons for mobile */
        margin: 0;
    }
}