/**
 * SisMonitor - Custom Styles with Dark/Light Theme
 */

/* ===== THEME VARIABLES ===== */
:root {
    --success-color: #28a745;
    --warning-color: #ffc107;
    --danger-color: #dc3545;
    --info-color: #17a2b8;
}

/* Light Theme (default) - ORIGINALE con header scuro */
[data-theme="light"] {
    --primary-color: #2c5282;
    --primary-dark: #1a365d;
    --bg-color: #f5f7fa;
    --bg-secondary: #ffffff;
    --text-color: #212529;
    --text-muted: #6c757d;
    --border-color: #dee2e6;
    --card-bg: #ffffff;
    --card-shadow: rgba(0,0,0,0.08);
    --table-hover: #f8f9fa;
    --input-bg: #ffffff;
    --input-border: #ced4da;
    --nav-item-color: #495057;
    --nav-item-active: #2c5282;
    --header-color: #0f2442;
    --header-dark: #091528;
}

/* Dark Theme - Stile TiaMonitor */
[data-theme="dark"] {
    --primary-color: #0f3460;
    --primary-dark: #0a1628;
    --bg-color: #0f0f23;
    --bg-secondary: #1a1a2e;
    --text-color: #eaeaea;
    --text-muted: #a0a0a0;
    --border-color: #2a2a4a;
    --card-bg: #1a1a2e;
    --card-shadow: rgba(0,0,0,0.4);
    --table-hover: #252545;
    --input-bg: #16162e;
    --input-border: #3a3a5a;
    --nav-item-color: #e0e0e0;
    --nav-item-active: #4da6ff;
}

/* ===== BASE STYLES ===== */
body {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    padding-top: 56px;
    background-color: var(--bg-color);
    color: var(--text-color);
    transition: background-color 0.3s, color 0.3s;
}

.main-content {
    flex: 1;
}

.footer {
    border-top: 1px solid var(--border-color);
    background: var(--bg-secondary);
    color: var(--text-muted);
}

/* ===== NAVBAR ===== */
.navbar {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark)) !important;
}

/* Light theme: header più scuro */
[data-theme="light"] .navbar {
    background: linear-gradient(135deg, var(--header-color), var(--header-dark)) !important;
}

.navbar-brand, .nav-link {
    color: #fff !important;
}

.nav-link:hover {
    color: #4da6ff !important;
}

/* ===== CARDS ===== */
.card {
    border: none;
    border-radius: 10px;
    box-shadow: 0 2px 10px var(--card-shadow);
    transition: transform 0.2s, box-shadow 0.2s;
    background: var(--card-bg);
    color: var(--text-color);
}

.card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px var(--card-shadow);
}

.card-header {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
    border-radius: 10px 10px 0 0 !important;
    font-weight: 600;
}

.card-body {
    background: var(--card-bg);
    border-radius: 0 0 10px 10px;
}

/* ===== STATUS CARDS ===== */
.status-card {
    border-left: 4px solid;
    padding: 1.25rem;
    background: var(--card-bg);
}

.status-card.online { border-left-color: var(--success-color); }
.status-card.offline { border-left-color: var(--danger-color); }
.status-card.warning { border-left-color: var(--warning-color); }
.status-card.critical { border-left-color: var(--danger-color); }

.status-card .status-icon {
    font-size: 2.5rem;
    opacity: 0.3;
    position: absolute;
    right: 1rem;
    top: 50%;
    transform: translateY(-50%);
}

.status-card .status-value {
    font-size: 2rem;
    font-weight: 700;
    line-height: 1;
    color: var(--text-color);
}

.status-card .status-label {
    font-size: 0.875rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* ===== SERVER CARDS ===== */
.server-card {
    position: relative;
    overflow: hidden;
    background: var(--card-bg);
}

.server-card .server-status {
    position: absolute;
    top: 0;
    right: 0;
    width: 8px;
    height: 100%;
}

.server-card .server-status.online { background: var(--success-color); }
.server-card .server-status.offline { background: var(--danger-color); }
.server-card .server-status.warning { background: var(--warning-color); }
.server-card .server-status.critical { background: var(--danger-color); }
.server-card .server-status.unknown { background: #6c757d; }

.server-card .metric-row {
    display: flex;
    align-items: center;
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border-color);
}

.server-card .metric-row:last-child {
    border-bottom: none;
}

.server-card .metric-label {
    flex: 0 0 80px;
    color: var(--text-muted);
    font-size: 0.85rem;
}

.server-card .metric-bar {
    flex: 1;
    height: 8px;
    background: var(--border-color);
    border-radius: 4px;
    overflow: hidden;
    margin: 0 10px;
}

.server-card .metric-bar-fill {
    height: 100%;
    border-radius: 4px;
    transition: width 0.3s ease;
}

.server-card .metric-value {
    flex: 0 0 50px;
    text-align: right;
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--text-color);
}

/* Progress Bar Colors */
.progress-ok { background: var(--success-color); }
.progress-warning { background: var(--warning-color); }
.progress-danger { background: var(--danger-color); }

/* ===== ALERTS ===== */
.alert-item {
    border-left: 4px solid;
    padding: 1rem;
    margin-bottom: 0.5rem;
    background: var(--card-bg);
    border-radius: 0 8px 8px 0;
    color: var(--text-color);
}

.alert-item.critical { border-left-color: var(--danger-color); }
.alert-item.warning { border-left-color: var(--warning-color); }

/* ===== TABLES ===== */
.table-modern {
    background: var(--card-bg);
    border-radius: 10px;
    overflow: hidden;
}

.table-modern thead th {
    background: var(--primary-color);
    color: white;
    font-weight: 600;
    border: none;
    padding: 1rem;
}

.table-modern tbody td {
    padding: 1rem;
    vertical-align: middle;
    border-color: var(--border-color);
    color: var(--text-color);
}

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

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

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

.table > :not(caption) > * > * {
    background-color: transparent;
    color: var(--text-color);
}

/* Fix table thead bg-dark in light theme */
[data-theme="light"] .table thead.bg-dark {
    background: var(--primary-color) !important;
}

[data-theme="light"] .table thead.bg-dark th {
    color: #fff !important;
}

/* ===== BADGES ===== */
.badge-online { background-color: var(--success-color); }
.badge-offline { background-color: var(--danger-color); }
.badge-warning { background-color: var(--warning-color); color: #212529; }
.badge-critical { background-color: var(--danger-color); }

/* ===== CHARTS ===== */
.chart-container {
    position: relative;
    height: 300px;
}

/* ===== NAV TABS / PILLS (Settings page fix) ===== */
.nav-pills .nav-link {
    color: #495057 !important;
    background: transparent;
}

[data-theme="dark"] .nav-pills .nav-link {
    color: #e0e0e0 !important;
}

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

.nav-pills .nav-link.active {
    color: #fff !important;
    background: var(--primary-color) !important;
}

/* List group for settings */
.list-group-item-action {
    color: var(--text-color);
    background: var(--card-bg);
    border-color: var(--border-color);
}

.list-group-item-action:hover,
.list-group-item-action:focus {
    color: var(--text-color);
    background: var(--table-hover);
}

.list-group-item-action.active {
    color: #fff;
    background: var(--primary-color);
    border-color: var(--primary-color);
}

/* ===== LOGIN PAGE ===== */
.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding-top: 0 !important;
}

[data-theme="light"] .login-container {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
}

[data-theme="dark"] .login-container {
    background: linear-gradient(135deg, #0a1628 0%, #0f0f23 100%);
}

.login-card {
    width: 100%;
    max-width: 400px;
    padding: 2rem;
    background: var(--card-bg);
    border-radius: 15px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.3);
    color: var(--text-color);
}

/* Dark theme: login card più chiara per contrasto */
[data-theme="dark"] .login-card {
    background: #252545;
    box-shadow: 0 10px 40px rgba(0,0,0,0.5);
}

.login-logo {
    text-align: center;
    margin-bottom: 2rem;
}

.login-logo i {
    font-size: 4rem;
    color: #4da6ff;
}

/* ===== FORMS ===== */
.form-control {
    background-color: var(--input-bg);
    border-color: var(--input-border);
    color: var(--text-color);
}

.form-control:focus {
    background-color: var(--input-bg);
    border-color: #4da6ff;
    box-shadow: 0 0 0 0.2rem rgba(77, 166, 255, 0.25);
    color: var(--text-color);
}

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

.form-select {
    background-color: var(--input-bg);
    border-color: var(--input-border);
    color: var(--text-color);
}

.form-label {
    color: var(--text-color);
}

.btn-primary {
    background: var(--primary-color);
    border-color: var(--primary-color);
}

.btn-primary:hover {
    background: var(--primary-dark);
    border-color: var(--primary-dark);
}

.input-group-text {
    background: var(--input-bg);
    border-color: var(--input-border);
    color: var(--text-muted);
}

/* ===== THEME TOGGLE ===== */
.theme-toggle {
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 50%;
    transition: background 0.3s;
}

.theme-toggle:hover {
    background: rgba(255,255,255,0.1);
}

.theme-toggle i {
    font-size: 1.2rem;
}

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

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

.bg-light {
    background-color: var(--bg-secondary) !important;
}

.pulse {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { opacity: 1; }
    50% { opacity: 0.5; }
    100% { opacity: 1; }
}

/* ===== MODALS ===== */
.modal-content {
    background: var(--card-bg);
    color: var(--text-color);
    border-color: var(--border-color);
}

.modal-header {
    border-bottom-color: var(--border-color);
}

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

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

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    .status-card .status-value {
        font-size: 1.5rem;
    }

    .server-card .metric-label {
        flex: 0 0 60px;
        font-size: 0.75rem;
    }

    .chart-container {
        height: 200px;
    }
}

/* ===== SPINNER ===== */
.loading-spinner {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 3rem;
}

/* ===== EMPTY STATE ===== */
.empty-state {
    text-align: center;
    padding: 3rem;
    color: var(--text-muted);
}

.empty-state i {
    font-size: 4rem;
    margin-bottom: 1rem;
    opacity: 0.5;
}

/* ===== TOKEN DISPLAY ===== */
.token-display {
    font-family: monospace;
    background: var(--bg-secondary);
    padding: 1rem;
    border-radius: 8px;
    word-break: break-all;
    font-size: 0.9rem;
    color: var(--text-color);
    border: 1px solid var(--border-color);
}

/* ===== COPY BUTTON ===== */
.btn-copy {
    cursor: pointer;
}

.btn-copy.copied {
    color: var(--success-color);
}

/* ===== DROPDOWN ===== */
.dropdown-menu {
    background: var(--card-bg);
    border-color: var(--border-color);
}

.dropdown-item {
    color: var(--text-color);
}

.dropdown-item:hover {
    background: var(--table-hover);
    color: var(--text-color);
}

/* ===== LIST GROUP ===== */
.list-group-item {
    background: var(--card-bg);
    border-color: var(--border-color);
    color: var(--text-color);
}

/* ===== PAGINATION ===== */
.page-link {
    background: var(--card-bg);
    border-color: var(--border-color);
    color: var(--text-color);
}

.page-link:hover {
    background: var(--table-hover);
    border-color: var(--border-color);
    color: var(--text-color);
}

.page-item.active .page-link {
    background: var(--primary-color);
    border-color: var(--primary-color);
}

/* ===== ACCORDION ===== */
.accordion-item {
    background: var(--card-bg);
    border-color: var(--border-color);
}

.accordion-button {
    background: var(--card-bg);
    color: var(--text-color);
}

.accordion-button:not(.collapsed) {
    background: var(--table-hover);
    color: var(--text-color);
}

.accordion-body {
    background: var(--card-bg);
    color: var(--text-color);
}

/* ===== BORDERS & HR ===== */
hr {
    border-color: var(--border-color);
    opacity: 0.5;
}

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