/* ===========================
   CSS Variables for Theming
   =========================== */

:root {
    /* Light Mode Colors */
    --bg-primary: #ffffff;
    --bg-secondary: #f8f9fa;
    --bg-tertiary: #e9ecef;
    --text-primary: #212529;
    --text-secondary: #6c757d;
    --text-muted: #adb5bd;
    --border-color: #dee2e6;
    --card-bg: #ffffff;
    --card-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
    --card-hover-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
    --navbar-bg: #212529;
    --sidebar-bg: #212529;
    --sidebar-hover: #343a40;
    --sidebar-active: #0d6efd;
    --modal-bg: #ffffff;
    --modal-header-bg: #f8f9fa;
    --input-bg: #ffffff;
    --input-border: #ced4da;
    --input-focus-border: #0d6efd;
    --table-bg: #ffffff;
    --table-stripe: #f8f9fa;
    --table-hover: #f1f3f5;
    --scrollbar-track: #f1f1f1;
    --scrollbar-thumb: #888;
    --scrollbar-thumb-hover: #555;
}

[data-theme="dark"] {
    /* Dark Mode Colors */
    --bg-primary: #1a1d23;
    --bg-secondary: #20242b;
    --bg-tertiary: #2a2f38;
    --text-primary: #e9ecef;
    --text-secondary: #adb5bd;
    --text-muted: #6c757d;
    --border-color: #3d4452;
    --card-bg: #252932;
    --card-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.3);
    --card-hover-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.5);
    --navbar-bg: #1a1d23;
    --sidebar-bg: #1a1d23;
    --sidebar-hover: #2a2f38;
    --sidebar-active: #0a58ca;
    --modal-bg: #252932;
    --modal-header-bg: #2a2f38;
    --input-bg: #2a2f38;
    --input-border: #3d4452;
    --input-focus-border: #0d6efd;
    --table-bg: #252932;
    --table-stripe: #2a2f38;
    --table-hover: #2f343e;
    --scrollbar-track: #2a2f38;
    --scrollbar-thumb: #4a5568;
    --scrollbar-thumb-hover: #5a6578;
}

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

body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    transition: background-color 0.3s ease, color 0.3s ease;
}

/* ===========================
   Theme Toggle Button
   =========================== */

.theme-toggle {
    cursor: pointer;
    background: none;
    border: none;
    color: #fff;
    font-size: 1.25rem;
    padding: 0.375rem 0.75rem;
    transition: transform 0.3s ease;
}

.theme-toggle:hover {
    transform: scale(1.1);
}

.theme-toggle i {
    transition: transform 0.5s ease;
}

.theme-toggle:hover i {
    transform: rotate(180deg);
}

/* ===========================
   Sidebar Styles
   =========================== */

.sidebar {
    height: 100vh;
    position: fixed;
    top: 0;
    left: 0;
    padding-top: 60px;
    background: var(--sidebar-bg);
    width: 250px;
    z-index: 100;
    border-right: 1px solid var(--border-color);
    transition: background-color 0.3s ease;
}

.sidebar .nav-link {
    padding: 12px 20px;
    transition: background-color 0.3s ease, color 0.3s ease;
    color: var(--text-secondary) !important;
}

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

.sidebar .nav-link.active {
    background-color: var(--sidebar-active);
    color: #ffffff !important;
    font-weight: 600;
}

/* Ensure good contrast on active links */
.sidebar .nav-link.active i,
.sidebar .nav-link.active span {
    color: #ffffff !important;
}

.sidebar .nav-link i {
    margin-right: 8px;
    min-width: 20px;
    display: inline-block;
}

.sidebar .nav-link span {
    display: inline;
}

/* ===========================
   Main Content
   =========================== */

.main-content {
    margin-left: 250px;
    padding-top: 60px;
    min-height: 100vh;
    background-color: var(--bg-secondary);
    transition: background-color 0.3s ease;
}

/* ===========================
   Navbar
   =========================== */

.navbar {
    background-color: var(--navbar-bg) !important;
    border-bottom: 1px solid var(--border-color);
    transition: background-color 0.3s ease;
}

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

.card {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    box-shadow: var(--card-shadow);
    transition: transform 0.2s ease, box-shadow 0.2s ease, background-color 0.3s ease;
}

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

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

.card-body {
    color: var(--text-primary);
}

/* ===========================
   Modals
   =========================== */

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

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

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

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

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

.form-label {
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.form-control,
.form-select {
    background-color: var(--input-bg);
    border: 1px solid var(--input-border);
    color: var(--text-primary);
    transition: border-color 0.15s ease-in-out, box-shadow 0.15s ease-in-out, background-color 0.3s ease;
}

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

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

.form-check-input {
    background-color: var(--input-bg);
    border: 1px solid var(--input-border);
}

.form-check-input:checked {
    background-color: #0d6efd;
    border-color: #0d6efd;
}

.text-muted {
    color: var(--text-muted) !important;
}

/* Disabled form controls */
.form-control:disabled,
.form-select:disabled {
    opacity: 0.7;
}

/* Dark mode: Better contrast for disabled fields */
[data-theme="dark"] .form-control:disabled,
[data-theme="dark"] .form-select:disabled {
    background-color: #1a1d23;
    border-color: #3d4452;
    color: #adb5bd;
    opacity: 1;
}

/* ===========================
   Tables
   =========================== */

.table {
    color: var(--text-primary);
    background-color: var(--table-bg);
}

.table thead th {
    background-color: var(--modal-header-bg);
    color: var(--text-primary);
    border-color: var(--border-color);
    font-weight: 600;
}

.table tbody td {
    border-color: var(--border-color);
}

.table-striped tbody tr:nth-of-type(odd) {
    background-color: var(--table-stripe);
}

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

/* ===========================
   Badges & Status
   =========================== */

.badge {
    font-size: 0.85em;
}

.server-healthy {
    color: #28a745;
}

.server-unhealthy {
    color: #dc3545;
}

.server-unknown {
    color: var(--text-muted);
}

/* ===========================
   Progress Bars
   =========================== */

.progress {
    height: 25px;
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border-color);
}

.progress-bar {
    font-size: 0.9em;
    line-height: 25px;
}

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

.btn-group-sm .btn {
    padding: 0.25rem 0.5rem;
    font-size: 0.875rem;
}

/* Dark mode adjustments for outline buttons */
[data-theme="dark"] .btn-outline-primary {
    color: #6ea8fe;
    border-color: #6ea8fe;
}

[data-theme="dark"] .btn-outline-primary:hover {
    background-color: #6ea8fe;
    border-color: #6ea8fe;
    color: #000;
}

[data-theme="dark"] .btn-outline-secondary {
    color: #adb5bd;
    border-color: #6c757d;
}

[data-theme="dark"] .btn-outline-secondary:hover {
    background-color: #6c757d;
    border-color: #6c757d;
    color: #fff;
}

[data-theme="dark"] .btn-outline-danger {
    color: #ea868f;
    border-color: #ea868f;
}

[data-theme="dark"] .btn-outline-danger:hover {
    background-color: #ea868f;
    border-color: #ea868f;
    color: #000;
}

[data-theme="dark"] .btn-outline-info {
    color: #6edff6;
    border-color: #6edff6;
}

[data-theme="dark"] .btn-outline-info:hover {
    background-color: #6edff6;
    border-color: #6edff6;
    color: #000;
}

/* ===========================
   Loading Spinner
   =========================== */

.spinner-border-sm {
    width: 1rem;
    height: 1rem;
}

/* ===========================
   Alerts
   =========================== */

.alert {
    border-radius: 0.375rem;
}

/* Alert links - Light mode */
.alert-info .alert-link {
    color: #055160 !important;
    font-weight: 600;
    text-decoration: underline;
}

.alert-info .alert-link:hover {
    color: #033d48 !important;
}

.alert-warning .alert-link {
    color: #664d03 !important;
    font-weight: 600;
    text-decoration: underline;
}

.alert-warning .alert-link:hover {
    color: #523e02 !important;
}

.alert-danger .alert-link {
    color: #842029 !important;
    font-weight: 600;
    text-decoration: underline;
}

.alert-danger .alert-link:hover {
    color: #6a1a21 !important;
}

.alert-success .alert-link {
    color: #0f5132 !important;
    font-weight: 600;
    text-decoration: underline;
}

.alert-success .alert-link:hover {
    color: #0a3622 !important;
}

/* Alert links - Dark mode */
[data-theme="dark"] .alert-info {
    background-color: #0c4a6e;
    border-color: #075985;
    color: #bae6fd;
}

[data-theme="dark"] .alert-info .alert-link {
    color: #7dd3fc !important;
    font-weight: 600;
    text-decoration: underline;
}

[data-theme="dark"] .alert-info .alert-link:hover {
    color: #38bdf8 !important;
}

[data-theme="dark"] .alert-warning {
    background-color: #78350f;
    border-color: #92400e;
    color: #fef3c7;
}

[data-theme="dark"] .alert-warning .alert-link {
    color: #fde68a !important;
    font-weight: 600;
    text-decoration: underline;
}

[data-theme="dark"] .alert-warning .alert-link:hover {
    color: #fcd34d !important;
}

[data-theme="dark"] .alert-danger {
    background-color: #7f1d1d;
    border-color: #991b1b;
    color: #fecaca;
}

[data-theme="dark"] .alert-danger .alert-link {
    color: #fca5a5 !important;
    font-weight: 600;
    text-decoration: underline;
}

[data-theme="dark"] .alert-danger .alert-link:hover {
    color: #f87171 !important;
}

[data-theme="dark"] .alert-success {
    background-color: #14532d;
    border-color: #166534;
    color: #bbf7d0;
}

[data-theme="dark"] .alert-success .alert-link {
    color: #86efac !important;
    font-weight: 600;
    text-decoration: underline;
}

[data-theme="dark"] .alert-success .alert-link:hover {
    color: #4ade80 !important;
}

/* ===========================
   Chart Containers
   =========================== */

.chart-container {
    position: relative;
    height: 300px;
    background-color: var(--card-bg);
    padding: 1rem;
    border-radius: 0.375rem;
}

/* ===========================
   Scrollbar Styling
   =========================== */

::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

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

::-webkit-scrollbar-thumb {
    background: var(--scrollbar-thumb);
    border-radius: 5px;
}

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

/* ===========================
   Description Lists
   =========================== */

dl dt {
    color: var(--text-secondary);
}

dl dd {
    color: var(--text-primary);
}

/* ===========================
   Borders
   =========================== */

.border,
.border-bottom,
.border-top {
    border-color: var(--border-color) !important;
}

/* ===========================
   Responsive Adjustments
   =========================== */

@media (max-width: 768px) {
    .sidebar {
        width: 60px;
    }

    .main-content {
        margin-left: 60px;
    }

    .sidebar .nav-link {
        text-align: center;
        padding: 12px 8px;
    }

    .sidebar .nav-link i {
        display: block;
        margin: 0;
    }

    .sidebar .nav-link span {
        display: none;
    }
}

/* ===========================
   Smooth Transitions
   =========================== */

* {
    transition: background-color 0.3s ease, border-color 0.3s ease, color 0.3s ease;
}

/* Exclude transitions for transform and other properties */
*:not(i):not(.theme-toggle) {
    transition: background-color 0.3s ease, border-color 0.3s ease, color 0.3s ease;
}