/* ============================================
   Diamond Gate Draw System - Main Stylesheet
   Bootstrap 5 RTL + Cairo Font + Dark Mode
   ============================================ */

/* ---------- Google Fonts ---------- */
@import url('https://fonts.googleapis.com/css2?family=Cairo:wght@300;400;500;600;700;800;900&display=swap');

/* ---------- CSS Variables ---------- */
:root {
    /* Primary Colors - Diamond Gate Brand */
    --dg-primary: #1a6b5e;
    --dg-primary-dark: #0d4a3f;
    --dg-primary-light: #2a8f7e;
    --dg-accent: #c0a062;
    --dg-accent-light: #d4b87a;

    /* Secondary Colors */
    --dg-silver: #8a8a8a;
    --dg-silver-light: #b8b8b8;
    --dg-dark: #1a1a2e;
    --dg-darker: #0f0f1a;

    /* Light Mode (Default) */
    --bg-primary: #ffffff;
    --bg-secondary: #f8f9fa;
    --bg-card: #ffffff;
    --bg-hover: #e9ecef;
    --text-primary: #1a1a2e;
    --text-secondary: #6c757d;
    --text-muted: #adb5bd;
    --border-color: #dee2e6;
    --shadow-color: rgba(0, 0, 0, 0.08);
    --shadow-lg: rgba(0, 0, 0, 0.15);

    /* Status Colors */
    --success: #28a745;
    --success-light: #d4edda;
    --danger: #dc3545;
    --danger-light: #f8d7da;
    --warning: #ffc107;
    --warning-light: #fff3cd;
    --info: #17a2b8;
    --info-light: #d1ecf1;

    /* Typography */
    --font-family: 'Cairo', -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: 1.875rem;
    --font-size-4xl: 2.25rem;

    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;

    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-full: 9999px;

    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* ---------- Dark Mode ---------- */
[data-theme="dark"] {
    --bg-primary: #0f0f1a;
    --bg-secondary: #1a1a2e;
    --bg-card: #1e1e3f;
    --bg-hover: #2a2a4a;
    --text-primary: #e8e8f0;
    --text-secondary: #a0a0b8;
    --text-muted: #6c6c8a;
    --border-color: #2a2a4a;
    --shadow-color: rgba(0, 0, 0, 0.3);
    --shadow-lg: rgba(0, 0, 0, 0.5);
}

/* ---------- Base Styles ---------- */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: var(--font-family);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    direction: rtl;
    text-align: right;
    transition: background-color var(--transition-base), color var(--transition-base);
    min-height: 100vh;
}

/* ---------- Typography ---------- */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.3;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

h1 { font-size: var(--font-size-4xl); }
h2 { font-size: var(--font-size-3xl); }
h3 { font-size: var(--font-size-2xl); }
h4 { font-size: var(--font-size-xl); }
h5 { font-size: var(--font-size-lg); }
h6 { font-size: var(--font-size-base); }

p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

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

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

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: 0.625rem 1.25rem;
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    font-weight: 600;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    position: relative;
    overflow: hidden;
}

.btn::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:active::after {
    width: 300px;
    height: 300px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--dg-primary), var(--dg-primary-dark));
    color: #fff;
    box-shadow: 0 4px 15px rgba(26, 107, 94, 0.3);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--dg-primary-light), var(--dg-primary));
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(26, 107, 94, 0.4);
    color: #fff;
}

.btn-secondary {
    background: var(--bg-secondary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: var(--bg-hover);
    transform: translateY(-2px);
}

.btn-accent {
    background: linear-gradient(135deg, var(--dg-accent), #a08040);
    color: #fff;
    box-shadow: 0 4px 15px rgba(192, 160, 98, 0.3);
}

.btn-accent:hover {
    background: linear-gradient(135deg, var(--dg-accent-light), var(--dg-accent));
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(192, 160, 98, 0.4);
    color: #fff;
}

.btn-lg {
    padding: 0.875rem 2rem;
    font-size: var(--font-size-lg);
}

.btn-sm {
    padding: 0.375rem 0.75rem;
    font-size: var(--font-size-sm);
}

.btn-full {
    width: 100%;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none !important;
}

/* ---------- Cards ---------- */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: 0 2px 12px var(--shadow-color);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
    overflow: hidden;
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px var(--shadow-lg);
}

.card-header {
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

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

.card-footer {
    padding: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
    background: var(--bg-secondary);
}

/* ---------- Forms ---------- */
.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-label {
    display: block;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.form-label .required {
    color: var(--danger);
    margin-right: 4px;
}

.form-control {
    width: 100%;
    padding: 0.75rem 1rem;
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    background: var(--bg-primary);
    color: var(--text-primary);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-control:focus {
    outline: none;
    border-color: var(--dg-primary);
    box-shadow: 0 0 0 4px rgba(26, 107, 94, 0.1);
}

.form-control::placeholder {
    color: var(--text-muted);
}

.form-control:disabled {
    background: var(--bg-secondary);
    cursor: not-allowed;
}

.form-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%236c757d' viewBox='0 0 16 16'%3E%3Cpath d='M7.247 11.14 2.451 5.658C1.885 5.013 2.345 4 3.204 4h9.592a1 1 0 0 1 .753 1.659l-4.796 5.48a1 1 0 0 1-1.506 0z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: left 1rem center;
    padding-left: 2.5rem;
}

/* ---------- Alerts ---------- */
.alert {
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-md);
    border: 1px solid transparent;
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.alert-success {
    background: var(--success-light);
    border-color: var(--success);
    color: #155724;
}

.alert-danger {
    background: var(--danger-light);
    border-color: var(--danger);
    color: #721c24;
}

.alert-warning {
    background: var(--warning-light);
    border-color: var(--warning);
    color: #856404;
}

.alert-info {
    background: var(--info-light);
    border-color: var(--info);
    color: #0c5460;
}

[data-theme="dark"] .alert-success { color: #d4edda; }
[data-theme="dark"] .alert-danger { color: #f8d7da; }
[data-theme="dark"] .alert-warning { color: #fff3cd; }
[data-theme="dark"] .alert-info { color: #d1ecf1; }

/* ---------- Badges ---------- */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.75rem;
    font-size: var(--font-size-xs);
    font-weight: 600;
    border-radius: var(--radius-full);
}

.badge-primary { background: var(--dg-primary); color: #fff; }
.badge-success { background: var(--success); color: #fff; }
.badge-danger { background: var(--danger); color: #fff; }
.badge-warning { background: var(--warning); color: #000; }
.badge-info { background: var(--info); color: #fff; }

/* ---------- Navigation ---------- */
.navbar {
    background: var(--bg-card);
    border-bottom: 1px solid var(--border-color);
    box-shadow: 0 2px 10px var(--shadow-color);
    padding: var(--spacing-md) 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: background var(--transition-base);
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    font-weight: 800;
    font-size: var(--font-size-xl);
    color: var(--dg-primary);
}

.navbar-brand img {
    height: 45px;
    width: auto;
}

.navbar-nav {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    list-style: none;
}

.nav-link {
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--text-secondary);
    font-weight: 500;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.nav-link:hover,
.nav-link.active {
    color: var(--dg-primary);
    background: rgba(26, 107, 94, 0.1);
}

/* ---------- Dark Mode Toggle ---------- */
.theme-toggle {
    width: 50px;
    height: 26px;
    background: var(--bg-secondary);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-full);
    position: relative;
    cursor: pointer;
    transition: background var(--transition-base);
    display: flex;
    align-items: center;
    padding: 0 3px;
}

.theme-toggle::before {
    content: '☀️';
    font-size: 14px;
    position: absolute;
    left: 4px;
    transition: opacity var(--transition-fast);
}

.theme-toggle::after {
    content: '🌙';
    font-size: 14px;
    position: absolute;
    right: 4px;
    transition: opacity var(--transition-fast);
}

.theme-toggle .toggle-slider {
    width: 20px;
    height: 20px;
    background: var(--dg-primary);
    border-radius: 50%;
    position: absolute;
    left: 2px;
    transition: transform var(--transition-base);
    box-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

[data-theme="dark"] .theme-toggle .toggle-slider {
    transform: translateX(24px);
}

[data-theme="dark"] .theme-toggle::before { opacity: 0.3; }
.theme-toggle::after { opacity: 0.3; }
[data-theme="dark"] .theme-toggle::after { opacity: 1; }

/* ---------- Stats Cards ---------- */
.stat-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    text-align: center;
    border: 1px solid var(--border-color);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--dg-primary), var(--dg-accent));
}

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px var(--shadow-lg);
}

.stat-icon {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin: 0 auto var(--spacing-md);
    background: linear-gradient(135deg, var(--dg-primary), var(--dg-primary-light));
    color: #fff;
}

.stat-value {
    font-size: var(--font-size-3xl);
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

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

/* ---------- Tables ---------- */
.table-container {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    overflow: hidden;
}

.table {
    width: 100%;
    border-collapse: collapse;
}

.table thead {
    background: var(--bg-secondary);
}

.table th {
    padding: var(--spacing-md) var(--spacing-lg);
    font-weight: 700;
    color: var(--text-primary);
    text-align: right;
    border-bottom: 2px solid var(--border-color);
    white-space: nowrap;
}

.table td {
    padding: var(--spacing-md) var(--spacing-lg);
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-color);
    vertical-align: middle;
}

.table tbody tr:hover {
    background: var(--bg-hover);
}

.table tbody tr:last-child td {
    border-bottom: none;
}

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

@keyframes slideInRight {
    from { opacity: 0; transform: translateX(-30px); }
    to { opacity: 1; transform: translateX(0); }
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

@keyframes shimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.animate-fadeIn {
    animation: fadeIn 0.5s ease forwards;
}

.animate-slideIn {
    animation: slideInRight 0.5s ease forwards;
}

.animate-pulse {
    animation: pulse 2s infinite;
}

/* ---------- Loading States ---------- */
.loading-shimmer {
    background: linear-gradient(90deg, var(--bg-secondary) 25%, var(--bg-hover) 50%, var(--bg-secondary) 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    border-radius: var(--radius-md);
}

.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--border-color);
    border-top-color: var(--dg-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

/* ---------- Utilities ---------- */
.text-primary { color: var(--dg-primary) !important; }
.text-accent { color: var(--dg-accent) !important; }
.text-success { color: var(--success) !important; }
.text-danger { color: var(--danger) !important; }
.text-muted { color: var(--text-muted) !important; }

.bg-primary { background: var(--dg-primary) !important; }
.bg-accent { background: var(--dg-accent) !important; }
.bg-secondary { background: var(--bg-secondary) !important; }

.fw-300 { font-weight: 300 !important; }
.fw-400 { font-weight: 400 !important; }
.fw-500 { font-weight: 500 !important; }
.fw-600 { font-weight: 600 !important; }
.fw-700 { font-weight: 700 !important; }
.fw-800 { font-weight: 800 !important; }

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

.d-flex { display: flex !important; }
.d-none { display: none !important; }
.d-block { display: block !important; }
.d-inline { display: inline !important; }

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

.gap-1 { gap: var(--spacing-sm) !important; }
.gap-2 { gap: var(--spacing-md) !important; }
.gap-3 { gap: var(--spacing-lg) !important; }

.mb-0 { margin-bottom: 0 !important; }
.mb-1 { margin-bottom: var(--spacing-sm) !important; }
.mb-2 { margin-bottom: var(--spacing-md) !important; }
.mb-3 { margin-bottom: var(--spacing-lg) !important; }
.mb-4 { margin-bottom: var(--spacing-xl) !important; }

.mt-0 { margin-top: 0 !important; }
.mt-1 { margin-top: var(--spacing-sm) !important; }
.mt-2 { margin-top: var(--spacing-md) !important; }
.mt-3 { margin-top: var(--spacing-lg) !important; }
.mt-4 { margin-top: var(--spacing-xl) !important; }

.p-0 { padding: 0 !important; }
.p-1 { padding: var(--spacing-sm) !important; }
.p-2 { padding: var(--spacing-md) !important; }
.p-3 { padding: var(--spacing-lg) !important; }
.p-4 { padding: var(--spacing-xl) !important; }

.rounded { border-radius: var(--radius-md) !important; }
.rounded-lg { border-radius: var(--radius-lg) !important; }
.rounded-full { border-radius: var(--radius-full) !important; }

.shadow-sm { box-shadow: 0 2px 8px var(--shadow-color) !important; }
.shadow { box-shadow: 0 4px 12px var(--shadow-color) !important; }
.shadow-lg { box-shadow: 0 8px 24px var(--shadow-lg) !important; }

/* ---------- Responsive ---------- */
@media (max-width: 768px) {
    :root {
        --font-size-4xl: 1.75rem;
        --font-size-3xl: 1.5rem;
        --font-size-2xl: 1.25rem;
    }

    .navbar-brand {
        font-size: var(--font-size-lg);
    }

    .navbar-brand img {
        height: 35px;
    }

    .stat-card {
        padding: var(--spacing-md);
    }

    .table-container {
        overflow-x: auto;
    }

    .btn-lg {
        padding: 0.75rem 1.5rem;
    }
}

/* ---------- Scrollbar ---------- */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--dg-primary);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--dg-primary-dark);
}

/* ---------- Selection ---------- */
::selection {
    background: var(--dg-primary);
    color: #fff;
}