/* Theme Variables */
:root {
    /* Light Theme Colors */
    --color-primary: #0d6efd;
    --color-secondary: #6c757d;
    --color-success: #198754;
    --color-danger: #dc3545;
    --color-warning: #ffc107;
    --color-info: #0dcaf0;
    
    /* Background Colors */
    --bg-body: #e7eaed;
    --bg-card: #ffffff;
    --bg-sidebar: #ffffff;
    --bg-header: #ffffff;
    
    /* Text Colors */
    --text-primary: #212529;
    --text-secondary: #6c757d;
    --text-muted: #adb5bd;
    
    /* Border Colors */
    --border-color: #dee2e6;
    --border-light: #e9ecef;
    
    /* Shadow */
    --shadow-sm: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
    --shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 1rem 3rem rgba(0, 0, 0, 0.175);
    
    /* Transitions */
    --transition-base: all 0.2s ease-in-out;
    --transition-fast: all 0.15s ease-in-out;
}

/* Dark Theme */
[data-theme="dark"] {
    --color-primary: #4dabf7;
    --color-secondary: #868e96;
    --color-success: #51cf66;
    --color-danger: #ff6b6b;
    --color-warning: #ffd43b;
    --color-info: #22b8cf;
    
    --bg-body: #1a1d23;
    --bg-card: #25282e;
    --bg-sidebar: #1e2126;
    --bg-header: #25282e;
    
    --text-primary: #e9ecef;
    --text-secondary: #adb5bd;
    --text-muted: #6c757d;
    
    --border-color: #343a40;
    --border-light: #2c3035;
    
    --shadow-sm: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.3);
    --shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 1rem 3rem rgba(0, 0, 0, 0.5);

    

}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background-color: var(--bg-body);
    color: var(--text-primary);
    transition: background-color 0.3s ease, color 0.3s ease;
}

/* App Wrapper */
.app-wrapper {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.app-body {
    display: flex;
    flex: 1;
    padding-top: 70px;
}

.app-main {
    flex: 1;
    margin-left: 260px;
    min-height: calc(100vh - 130px);
    transition: margin-left 0.3s ease;
}

.app-main.sidebar-collapsed {
    margin-left: 80px;
}

@media (max-width: 992px) {
    .app-main {
        margin-left: 0;
    }
    
    .app-main.sidebar-collapsed {
        margin-left: 0;
    }
}

/* Cards */
.card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-base);
}

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

.card-header {
    background-color: transparent;
    border-bottom: 1px solid var(--border-light);
    padding: 1.25rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.card-title {
    margin: 0;
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
}

.card-body {
    padding: 1.5rem;
}

/* Buttons */
.btn {
    transition: var(--transition-fast);
    font-weight: 500;
}

.btn:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}

.btn:active {
    transform: translateY(0);
}

/* Forms */
.form-control,
.form-select {
    background-color: var(--bg-card);
    border-color: var(--border-color);
    color: var(--text-primary);
    transition: var(--transition-fast);
}

[data-theme="dark"] .form-control,
[data-theme="dark"] .form-select {
    background-color: var(--bg-card);
    border-color: var(--border-color);
    color: var(--text-primary);
    transition: var(--transition-fast);
}

.form-control:focus,
.form-select:focus {
    background-color: var(--bg-card);
    border-color: var(--color-primary);
    color: var(--text-primary);
    box-shadow: 0 0 0 0.25rem rgba(13, 110, 253, 0.25);
}

[data-theme="dark"] .form-control:focus,
[data-theme="dark"] .form-select:focus {
    box-shadow: 0 0 0 0.25rem rgba(77, 171, 247, 0.25);
}

/* Tables */
.table {
    color: var(--text-primary);
}

.table thead th {
    background-color: var(--bg-body);
    border-bottom: 2px solid var(--border-color);
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.8rem;
    letter-spacing: 0.5px;
    color: var(--text-secondary);
}

.table tbody tr {
    transition: var(--transition-fast);
}

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

/* Badges */
.badge {
    padding: 0.35em 0.65em;
    font-weight: 500;
    letter-spacing: 0.3px;
}

/* Alerts */
.alert {
    border-radius: 0.5rem;
    border: none;
    animation: slideInDown 0.3s ease-out;
    padding: 0.75rem 1rem;
    margin-bottom: 1rem;
}

.alert-success {
    background-color: rgba(25, 135, 84, 0.1);
    border: 1px solid rgba(25, 135, 84, 0.3);
    color: #0f5132;
}

.alert-danger {
    background-color: rgba(220, 53, 69, 0.1);
    border: 1px solid rgba(220, 53, 69, 0.3);
    color: #721c24;
}

.alert-warning {
    background-color: rgba(255, 193, 7, 0.1);
    border: 1px solid rgba(255, 193, 7, 0.3);
    color: #856404;
}

.alert-info {
    background-color: rgba(13, 202, 240, 0.1);
    border: 1px solid rgba(13, 202, 240, 0.3);
    color: #055160;
}

[data-theme="dark"] .alert-success {
    background-color: rgba(81, 207, 102, 0.15);
    border-color: rgba(81, 207, 102, 0.3);
    color: #51cf66;
}

[data-theme="dark"] .alert-danger {
    background-color: rgba(255, 107, 107, 0.15);
    border-color: rgba(255, 107, 107, 0.3);
    color: #ff6b6b;
}

[data-theme="dark"] .alert-warning {
    background-color: rgba(255, 211, 59, 0.15);
    border-color: rgba(255, 211, 59, 0.3);
    color: #ffd43b;
}

[data-theme="dark"] .alert-info {
    background-color: rgba(34, 184, 207, 0.15);
    border-color: rgba(34, 184, 207, 0.3);
    color: #22b8cf;
}


/* List Group Items - Dark Mode */
[data-theme="dark"] .list-group-item {
    background-color: var(--bg-card);
    border-color: var(--border-light);
    color: var(--text-primary);
}

[data-theme="dark"] .list-group-flush .list-group-item {
    background-color: transparent;
    border-color: var(--border-light);
}

[data-theme="dark"] .card .list-group-item {
    background-color: transparent;
    border-color: var(--border-light);
    color: var(--text-primary);
}
@keyframes slideInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Loading Spinner */
.spinner-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

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

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

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 0.3s ease-in;
}

.slide-up {
    animation: slideUp 0.4s ease-out;
}

/* Modals - Dark Mode Support */
.modal-content {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
}

.modal-header {
    border-bottom: 1px solid var(--border-color);
    background-color: var(--bg-body);
}

.modal-footer {
    border-top: 1px solid var(--border-color);
    background-color: var(--bg-body);
}

.modal-title {
    color: var(--text-primary);
}

.btn-close {
    filter: var(--btn-close-filter, none);
}

[data-theme="dark"] .btn-close {
    filter: invert(1) grayscale(100%) brightness(200%);
}

/* Alerts in Modals - Support for alert-warning, alert-danger, alert-success, alert-info without 'alert' class */
.alert-warning,
.alert-danger,
.alert-success,
.alert-info {
    padding: 0.75rem 1rem;
    margin-bottom: 1rem;
    border-radius: 0.5rem;
    border: 1px solid transparent;
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
}

.alert-warning {
    background-color: rgba(255, 193, 7, 0.1);
    border-color: rgba(255, 193, 7, 0.3);
    color: #856404;
}

.alert-danger {
    background-color: rgba(220, 53, 69, 0.1);
    border-color: rgba(220, 53, 69, 0.3);
    color: #721c24;
}

.alert-success {
    background-color: rgba(25, 135, 84, 0.1);
    border-color: rgba(25, 135, 84, 0.3);
    color: #0f5132;
}

.alert-info {
    background-color: rgba(13, 202, 240, 0.1);
    border-color: rgba(13, 202, 240, 0.3);
    color: #055160;
}

[data-theme="dark"] .alert-warning {
    background-color: rgba(255, 211, 59, 0.15);
    border-color: rgba(255, 211, 59, 0.3);
    color: #ffd43b;
}

[data-theme="dark"] .alert-danger {
    background-color: rgba(255, 107, 107, 0.15);
    border-color: rgba(255, 107, 107, 0.3);
    color: #ff6b6b;
}

[data-theme="dark"] .alert-success {
    background-color: rgba(81, 207, 102, 0.15);
    border-color: rgba(81, 207, 102, 0.3);
    color: #51cf66;
}

[data-theme="dark"] .alert-info {
    background-color: rgba(34, 184, 207, 0.15);
    border-color: rgba(34, 184, 207, 0.3);
    color: #22b8cf;
}

/* Utility Classes */
.text-truncate-2 {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.hover-lift {
    transition: transform 0.2s ease;
}

.hover-lift:hover {
    transform: translateY(-4px);
}