/* VPS Manager - Dark Theme */

/* Local Inter font (no external CDN dependency) */
@font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 400 700;
    font-display: swap;
    src: url('vendor/fonts/inter-latin.woff2') format('woff2');
    unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA,
        U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+2074, U+20AC, U+2122, U+2191,
        U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

:root {
    --bg-primary: #0d1117;
    --bg-secondary: #161b22;
    --bg-tertiary: #1c2128;
    --bg-card: #21262d;
    --border: #30363d;
    --text-primary: #e6edf3;
    --text-secondary: #b1bac4;
    --text-muted: #8b949e;
    --accent: #58a6ff;
    --accent-hover: #79c0ff;
    --green: #3fb950;
    --green-bg: rgba(63, 185, 80, 0.15);
    --yellow: #d29922;
    --yellow-bg: rgba(210, 153, 34, 0.15);
    --red: #f85149;
    --red-bg: rgba(248, 81, 73, 0.15);
    --cyan: #39d2c0;
    --purple: #bc8cff;
    --sidebar-width: 240px;
    /* Bootstrap overrides */
    --bs-body-bg: #0d1117;
    --bs-body-color: #e6edf3;
    --bs-table-bg: transparent;
    --bs-table-color: #e6edf3;
    --bs-table-striped-color: #e6edf3;
    --bs-table-hover-color: #e6edf3;
    --bs-table-hover-bg: #1c2128;
    --bs-card-bg: #21262d;
    --bs-card-color: #e6edf3;
    --bs-border-color: #30363d;
}

[data-bs-theme="dark"] {
    --bs-body-bg: #0d1117;
    --bs-body-color: #e6edf3;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
    background: var(--bg-primary) !important;
    color: var(--text-primary) !important;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Sidebar */
.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: var(--sidebar-width);
    height: 100vh;
    background: var(--bg-secondary);
    border-right: 1px solid var(--border);
    overflow-y: auto;
    z-index: 100;
    transition: transform 0.3s ease;
}

.sidebar-brand {
    padding: 20px 16px 16px;
    border-bottom: 1px solid var(--border);
    text-align: center;
}

.sidebar-logo {
    height: 40px;
    width: auto;
    margin-bottom: 6px;
}

.sidebar-brand h2 {
    font-size: 17px;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: 0.5px;
}

.sidebar-brand .subtitle {
    font-size: 11px;
    color: var(--text-muted);
    margin-top: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
}

.ip-copy {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 2px;
    display: flex;
    align-items: center;
    border-radius: 4px;
    transition: color 0.15s;
}

.ip-copy:hover {
    color: var(--accent);
}

.sidebar-nav {
    padding: 4px 0;
}

.sidebar-nav a {
    display: flex;
    align-items: center;
    padding: 8px 16px;
    color: var(--text-muted);
    text-decoration: none;
    font-size: 13px;
    font-weight: 500;
    transition: all 0.15s ease;
    border-left: 3px solid transparent;
}

.sidebar-nav a:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.sidebar-nav a.active {
    background: rgba(88, 166, 255, 0.08);
    color: var(--accent);
    border-left-color: var(--accent);
}

.sidebar-nav a .icon {
    width: 24px;
    text-align: center;
    margin-right: 10px;
    font-size: 16px;
}

.sidebar-nav .divider {
    height: 1px;
    background: var(--border);
    margin: 4px 16px;
}

.sidebar-bottom {
    padding: 12px 16px;
    border-top: 1px solid var(--border);
}

.sidebar-bottom a {
    display: flex;
    align-items: center;
    padding: 8px 0;
    color: var(--red);
    text-decoration: none;
    font-size: 14px;
}

.sidebar-bottom a .icon {
    width: 24px;
    text-align: center;
    margin-right: 10px;
}

.sidebar-version {
    font-size: 11px;
    color: var(--text-muted);
    padding: 0 0 8px;
    opacity: 0.6;
}

/* Main content */
.main-content {
    margin-left: var(--sidebar-width);
    min-height: 100vh;
}

.top-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 24px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 50;
}

.top-bar h1 {
    font-size: 18px;
    font-weight: 700;
    letter-spacing: -0.3px;
}

.top-bar .meta {
    display: flex;
    align-items: center;
    gap: 16px;
    font-size: 13px;
    color: var(--text-secondary);
}

.top-bar .meta .uptime-dot {
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--green);
    margin-right: 6px;
    animation: pulse 2s infinite;
}

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

.online-reboot {
    cursor: pointer;
    border-radius: 4px;
    padding: 2px 6px;
    margin: -2px -6px;
    transition: background 0.2s;
}

.online-reboot:hover {
    background: rgba(255, 255, 255, 0.08);
}

.page-content {
    padding: 24px;
}

/* Cards */
.card {
    background: var(--bg-card) !important;
    border: 1px solid var(--border) !important;
    border-radius: 10px;
    margin-bottom: 16px;
    color: var(--text-primary);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2), 0 1px 2px rgba(0, 0, 0, 0.15);
    transition: box-shadow 0.15s ease, border-color 0.15s ease;
}

.card-header {
    padding: 12px 16px;
    border-bottom: 1px solid var(--border) !important;
    font-weight: 600;
    font-size: 13px;
    letter-spacing: 0.2px;
    display: flex;
    align-items: center;
    gap: 8px;
    background: transparent !important;
    color: var(--text-primary) !important;
}

/* Collapsible card using <details>/<summary> */
.card-collapsible {
    display: block;
}
.card-collapsible > summary.card-header {
    cursor: pointer;
    list-style: none;
    user-select: none;
    border-bottom: none !important;
}
.card-collapsible > summary.card-header::-webkit-details-marker {
    display: none;
}
.card-collapsible > summary.card-header::after {
    content: '';
    margin-left: auto;
    width: 16px;
    height: 16px;
    background: currentColor;
    -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E") no-repeat center;
    mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E") no-repeat center;
    opacity: 0.5;
    transition: transform 0.2s ease;
}
.card-collapsible[open] > summary.card-header {
    border-bottom: 1px solid var(--border) !important;
}
.card-collapsible[open] > summary.card-header::after {
    transform: rotate(180deg);
}

.card-body {
    padding: 16px;
    color: var(--text-primary);
}

a.card-link {
    display: block;
    text-decoration: none;
    color: inherit;
    transition: border-color 0.15s;
}

a.card-link:hover {
    border-color: var(--accent) !important;
}

/* Stats grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 16px 18px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2), 0 1px 2px rgba(0, 0, 0, 0.15);
    border-top: 3px solid var(--border);
}

.stat-card .label {
    font-size: 11px;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.8px;
    margin-bottom: 8px;
}

.stat-card .value {
    font-size: 24px;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.stat-card .sub {
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 4px;
}

/* Progress bars */
.progress-wrap {
    margin-top: 8px;
}

.progress-bar-bg {
    height: 6px;
    background: var(--bg-primary);
    border-radius: 3px;
    overflow: hidden;
}

.progress-bar-fill {
    height: 100%;
    border-radius: 4px;
    transition: width 0.5s ease;
}

.progress-bar-fill.green { background: var(--green); }
.progress-bar-fill.yellow { background: var(--yellow); }
.progress-bar-fill.red { background: var(--red); }

.progress-label {
    display: flex;
    justify-content: space-between;
    font-size: 12px;
    color: var(--text-secondary);
    margin-top: 4px;
}

/* Tables */
.table-wrap {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
    color: var(--text-primary);
    --bs-table-bg: transparent;
    --bs-table-color: var(--text-primary);
}

th {
    text-align: left;
    padding: 10px 12px;
    font-weight: 600;
    font-size: 11px;
    color: var(--text-muted) !important;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    border-bottom: 1px solid var(--border) !important;
    white-space: nowrap;
    background: transparent !important;
}

td {
    padding: 10px 12px;
    border-bottom: 1px solid var(--border) !important;
    vertical-align: middle;
    color: var(--text-primary) !important;
    background: transparent !important;
}

td strong {
    color: #f0f6fc;
    font-weight: 600;
}

tr:last-child td {
    border-bottom: none !important;
}

tr:hover td {
    background: var(--bg-tertiary) !important;
}

/* Status badges */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 2px 10px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 500;
}

.badge-green {
    background: var(--green-bg);
    color: var(--green);
}

.badge-yellow {
    background: var(--yellow-bg);
    color: var(--yellow);
}

.badge-red {
    background: var(--red-bg);
    color: var(--red);
}

.badge-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    display: inline-block;
    margin-right: 6px;
}

.badge-dot.green { background: var(--green); }
.badge-dot.yellow { background: var(--yellow); }
.badge-dot.red { background: var(--red); }

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    padding: 6px 12px;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--bg-tertiary);
    color: var(--text-primary);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    font-size: 12px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.15s ease;
    text-decoration: none;
    gap: 6px;
}

.btn:hover {
    background: var(--bg-card);
    border-color: var(--text-muted);
}

.btn-sm {
    padding: 4px 8px;
    font-size: 11px;
}

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

.btn-green:hover {
    background: var(--green-bg);
}

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

.btn-yellow:hover {
    background: var(--yellow-bg);
}

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

.btn-red:hover {
    background: var(--red-bg);
}

.btn-group {
    display: flex;
    gap: 6px;
}

/* Pre/Code blocks */
pre {
    background: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 12px;
    font-size: 13px;
    font-family: 'SF Mono', 'Fira Code', 'Consolas', monospace;
    overflow-x: auto;
    white-space: pre-wrap;
    word-break: break-all;
    color: var(--text-secondary);
    max-height: 400px;
    overflow-y: auto;
}

code {
    font-family: 'SF Mono', 'Fira Code', 'Consolas', monospace;
    font-size: 13px;
    color: var(--accent) !important;
    background: transparent !important;
}

/* Toast notification */
.toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 9999;
}

.toast {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 12px 20px;
    margin-bottom: 8px;
    font-size: 13px;
    font-weight: 500;
    animation: slideIn 0.3s ease;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
    display: flex;
    align-items: center;
    gap: 8px;
}

.toast.success { border-left: 3px solid var(--green); }
.toast.error { border-left: 3px solid var(--red); }
.toast.info { border-left: 3px solid var(--blue); }
.toast.warning { border-left: 3px solid var(--yellow); }

@keyframes slideIn {
    from { transform: translateX(100%); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

/* Log modal */
.modal-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    z-index: 1000;
    align-items: center;
    justify-content: center;
}

.modal-overlay.active {
    display: flex;
}

.vps-modal {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 10px;
    width: 90%;
    max-width: 800px;
    max-height: 80vh;
    display: flex;
    flex-direction: column;
}

.vps-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid var(--border);
}

.vps-modal-header h3 {
    font-size: 16px;
}

.vps-modal-close {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 20px;
    cursor: pointer;
    padding: 4px 8px;
}

.vps-modal-close:hover {
    color: var(--text-primary);
}

.vps-modal-body {
    padding: 20px;
    overflow-y: auto;
    flex: 1;
}

/* Login page */
.login-container {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: var(--bg-primary);
    background-image: radial-gradient(ellipse at top, rgba(88, 166, 255, 0.06) 0%, transparent 60%);
}

.login-box {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 44px 40px;
    width: 100%;
    max-width: 400px;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.3), 0 1px 4px rgba(0, 0, 0, 0.2);
}

.login-box h1 {
    text-align: center;
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 6px;
    color: var(--text-primary);
    letter-spacing: -0.3px;
}

.login-box .subtitle {
    text-align: center;
    color: var(--text-muted);
    font-size: 13px;
    margin-bottom: 32px;
}

.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 6px;
}

.form-control {
    width: 100%;
    padding: 10px 12px;
    background: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text-primary);
    font-size: 14px;
    transition: border-color 0.15s;
}

.form-control:focus {
    outline: none;
    border-color: var(--accent);
}

.btn-login {
    width: 100%;
    padding: 10px;
    background: var(--accent);
    color: #fff;
    border: none;
    border-radius: 8px;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.15s;
    margin-top: 8px;
    box-shadow: 0 1px 3px rgba(88, 166, 255, 0.3);
}

.btn-login:hover {
    background: var(--accent-hover);
    box-shadow: 0 2px 8px rgba(88, 166, 255, 0.4);
}

.alert {
    padding: 10px 14px;
    border-radius: 6px;
    font-size: 13px;
    margin-bottom: 16px;
}

.alert-danger {
    background: var(--red-bg);
    color: var(--red);
    border: 1px solid rgba(248, 81, 73, 0.3);
}

.alert-info-hint {
    background: rgba(88, 166, 255, 0.08);
    border: 1px solid rgba(88, 166, 255, 0.2);
    color: var(--text-secondary);
    padding: 10px 14px;
    border-radius: 6px;
    font-size: 12px;
    margin-bottom: 16px;
    line-height: 1.5;
}

.alert-info-hint strong {
    color: var(--accent);
}

/* Quick status row on dashboard */
.quick-status {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 12px;
    margin-bottom: 24px;
}

.quick-item {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 14px 16px;
    text-align: center;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2), 0 1px 2px rgba(0, 0, 0, 0.15);
}

.quick-item .qi-value {
    font-size: 28px;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.quick-item .qi-label {
    font-size: 10px;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.8px;
    margin-top: 4px;
}

/* Section header */
.section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
}

.section-header h2 {
    font-size: 16px;
    font-weight: 600;
}

/* Empty state */
.empty-state {
    text-align: center;
    padding: 40px 20px;
    color: var(--text-muted);
}

/* Mobile hamburger */
.hamburger {
    display: none;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 24px;
    cursor: pointer;
    padding: 4px;
}

/* Two-column layout (dashboard services/pm2) */
.grid-2col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.grid-2col > .card,
.grid-2col > a.card-link {
    margin-bottom: 0;
    width: 100%;
    min-width: 0;
}

.card-link + .card-link {
    margin-inline-start: 0 !important;
}

/* Responsive */
@media (max-width: 992px) {
    .grid-2col {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
    }

    .sidebar.open {
        transform: translateX(0);
    }

    .main-content {
        margin-left: 0;
    }

    .hamburger {
        display: block;
    }

    .stats-grid {
        grid-template-columns: 1fr 1fr;
    }

    .quick-status {
        grid-template-columns: 1fr 1fr 1fr;
    }

    .page-content {
        padding: 16px;
    }

    .top-bar {
        padding: 12px 16px;
    }

    .top-bar h1 {
        font-size: 16px;
    }

    .top-bar .meta {
        font-size: 11px;
        gap: 8px;
    }

    .card-body {
        padding: 12px;
    }

    td, th {
        padding: 8px 10px !important;
        font-size: 13px;
    }

    .btn-group {
        flex-wrap: wrap;
    }

    pre {
        font-size: 11px;
        padding: 10px;
        max-height: 300px;
    }

    .vps-modal {
        width: 95%;
        max-height: 90vh;
    }
}

@media (max-width: 480px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }

    .quick-status {
        grid-template-columns: 1fr 1fr;
    }

    .stat-card .value {
        font-size: 20px;
    }

    .top-bar .meta span:not(:last-child) {
        display: none;
    }

    .card-body {
        overflow-x: hidden;
    }

    .card-body table {
        font-size: 12px;
    }

    .card-body pre {
        word-break: break-word;
        font-size: 10px;
    }
}

/* Confirm dialog */
.confirm-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    z-index: 2000;
    align-items: center;
    justify-content: center;
}

.confirm-overlay.active {
    display: flex;
}

.confirm-box {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 28px;
    max-width: 420px;
    width: 90%;
    text-align: center;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
}

.confirm-box h3 {
    margin-bottom: 12px;
    color: var(--red);
}

.confirm-box p {
    color: var(--text-secondary);
    font-size: 14px;
    margin-bottom: 20px;
}

.confirm-box .btn-group {
    justify-content: center;
}

/* Dashboard alerts */
.alert-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 16px;
    font-size: 13px;
    border-bottom: 1px solid var(--border);
}

.alert-item:last-child {
    border-bottom: none;
}

.alert-item.alert-error {
    color: var(--red);
    background: var(--red-bg);
}

.alert-item.alert-warning {
    color: var(--yellow);
    background: var(--yellow-bg);
}

.alert-item.alert-info {
    color: var(--accent);
    background: rgba(88, 166, 255, 0.1);
}

.alert-icon {
    flex-shrink: 0;
    display: flex;
    align-items: center;
}

.alert-link {
    display: flex;
    align-items: center;
    gap: 10px;
    color: inherit !important;
    text-decoration: none;
    flex: 1;
    min-width: 0;
}

.alert-link:hover .alert-message {
    text-decoration: underline;
}

.alert-message {
    flex: 1;
}

.alert-dismiss {
    background: none;
    border: none;
    color: inherit;
    opacity: 0.4;
    font-size: 18px;
    cursor: pointer;
    padding: 0 4px;
    margin-left: auto;
    flex-shrink: 0;
    line-height: 1;
}

.alert-dismiss:hover {
    opacity: 1;
}

.alert-item {
    overflow: hidden;
}

/* File browser */
.file-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
    gap: 12px;
    flex-wrap: wrap;
}

.breadcrumb {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 2px;
    font-size: 14px;
    font-family: 'SF Mono', 'Fira Code', 'Consolas', monospace;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 8px 12px;
    flex: 1;
    min-width: 0;
}

.bc-item {
    color: var(--accent);
    cursor: pointer;
    padding: 2px 4px;
    border-radius: 4px;
}

.bc-item:hover {
    background: var(--bg-tertiary);
}

.bc-sep {
    color: var(--text-muted);
}

.file-row {
    cursor: default;
}

.file-icon {
    width: 40px;
    text-align: center;
}

.file-link {
    color: var(--accent) !important;
    text-decoration: none;
    cursor: pointer;
}

.file-link:hover {
    text-decoration: underline;
}

.file-name {
    color: var(--text-primary);
}

.file-actions {
    white-space: nowrap;
}

.file-actions .btn-sm {
    padding: 3px 6px;
}

/* Toggle switch */
.toggle-switch {
    position: relative;
    display: inline-block;
    width: 44px;
    height: 24px;
    flex-shrink: 0;
}

.toggle-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: 12px;
    transition: all 0.2s ease;
}

.toggle-slider::before {
    content: '';
    position: absolute;
    height: 18px;
    width: 18px;
    left: 2px;
    bottom: 2px;
    background: var(--text-muted);
    border-radius: 50%;
    transition: all 0.2s ease;
}

.toggle-switch input:checked + .toggle-slider {
    background: var(--green-bg);
    border-color: var(--green);
}

.toggle-switch input:checked + .toggle-slider::before {
    background: var(--green);
    transform: translateX(20px);
}

/* Notification categories */
.notif-categories {
    display: flex;
    flex-direction: column;
    gap: 1px;
    background: var(--border);
    border: 1px solid var(--border);
    border-radius: 8px;
    overflow: hidden;
}

.notif-category {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 16px;
    background: var(--bg-tertiary);
    gap: 16px;
}

.notif-category-info {
    flex: 1;
    min-width: 0;
}

.notif-category-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 2px;
}

.notif-category-desc {
    font-size: 12px;
    color: var(--text-muted);
}

/* Notification bell + dropdown */
.notif-bell {
    position: relative;
    cursor: pointer;
    display: flex;
    align-items: center;
    padding: 4px;
    border-radius: 6px;
    transition: background 0.15s;
}

.notif-bell:hover {
    background: var(--bg-tertiary);
}

.notif-bell svg {
    display: block;
}

.notif-badge {
    position: absolute;
    top: -4px;
    right: -6px;
    background: var(--red);
    color: #fff;
    font-size: 10px;
    font-weight: 700;
    min-width: 16px;
    height: 16px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 4px;
    line-height: 1;
}

.notif-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    width: 360px;
    max-height: 440px;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 10px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.5);
    z-index: 200;
    overflow: hidden;
    flex-direction: column;
}

.notif-dropdown-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    border-bottom: 1px solid var(--border);
    font-size: 14px;
}

.notif-dropdown-body {
    overflow-y: auto;
    flex: 1;
    max-height: 380px;
}

.notif-item {
    display: flex;
    gap: 0;
    border-bottom: 1px solid var(--border);
    transition: background 0.15s;
}

.notif-item:last-child {
    border-bottom: none;
}

.notif-item:hover {
    background: var(--bg-tertiary);
}

.notif-item-unread {
    background: rgba(88, 166, 255, 0.05);
}

.notif-item-bar {
    width: 3px;
    flex-shrink: 0;
}

.notif-item-content {
    padding: 10px 12px;
    min-width: 0;
    flex: 1;
}

.notif-item-body {
    font-size: 13px;
    color: var(--text-primary);
    line-height: 1.4;
    word-break: break-word;
}

.notif-item-time {
    font-size: 11px;
    color: var(--text-muted);
    margin-top: 4px;
}

.notif-dismiss-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    opacity: 0;
    font-size: 16px;
    cursor: pointer;
    padding: 0 8px;
    flex-shrink: 0;
    align-self: center;
    line-height: 1;
    transition: opacity 0.15s, color 0.15s;
}

.notif-item:hover .notif-dismiss-btn {
    opacity: 0.6;
}

.notif-dismiss-btn:hover {
    opacity: 1 !important;
    color: var(--red);
}

@media (max-width: 768px) {
    .notif-dropdown {
        position: fixed;
        top: 56px;
        left: 8px;
        right: 8px;
        width: auto;
        max-height: calc(100vh - 72px);
    }
}

/* Log entry (expandable) */
.log-entries {
    border-top: 1px solid var(--border);
}

.log-entry {
    border-bottom: 1px solid var(--border);
    cursor: pointer;
    transition: background 0.15s;
}

.log-entry:last-child {
    border-bottom: none;
}

.log-entry:hover {
    background: var(--bg-tertiary);
}

.log-entry-summary {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    font-size: 13px;
}

.log-timestamp {
    color: var(--text-muted);
    font-size: 11px;
    font-family: 'SF Mono', 'Fira Code', 'Consolas', monospace;
    white-space: nowrap;
    flex-shrink: 0;
}

.log-level {
    display: inline-block;
    padding: 1px 6px;
    border-radius: 4px;
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
    flex-shrink: 0;
}

.log-level-error, .log-level-crit, .log-level-alert, .log-level-emerg {
    background: var(--red-bg);
    color: var(--red);
}

.log-level-warn, .log-level-warning {
    background: var(--yellow-bg);
    color: var(--yellow);
}

.log-level-notice, .log-level-info {
    background: rgba(88, 166, 255, 0.1);
    color: var(--accent);
}

.log-level-unknown {
    background: var(--bg-tertiary);
    color: var(--text-muted);
}

.log-message {
    flex: 1;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    color: var(--text-secondary);
    font-size: 12px;
}

.log-detail {
    display: none;
    padding: 0 16px 12px;
    color: var(--text-secondary);
}

.log-entry.expanded .log-detail {
    display: block;
}

.log-entry.expanded {
    background: var(--bg-tertiary);
}

/* Tooltip icon */
.tooltip-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--bg-primary);
    border: 1px solid var(--border);
    color: var(--text-muted);
    font-size: 11px;
    cursor: help;
    margin-left: auto;
    flex-shrink: 0;
}

/* Cron entries */
.cron-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.cron-entry {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 10px 12px;
    background: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: 6px;
}

.cron-schedule {
    display: flex;
    flex-direction: column;
    gap: 4px;
    flex-shrink: 0;
    min-width: 140px;
}

.cron-raw {
    font-size: 10px;
    color: var(--text-muted) !important;
}

.cron-command {
    flex: 1;
    min-width: 0;
    word-break: break-all;
}

.cron-command code {
    font-size: 12px !important;
    color: var(--text-secondary) !important;
}

/* Backup status */
.backup-status-icon {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.backup-ok {
    background: var(--green-bg);
    color: var(--green);
}

.backup-fail {
    background: var(--red-bg);
    color: var(--red);
}

.backup-unknown {
    background: var(--bg-tertiary);
    color: var(--text-muted);
}

.backup-timeline {
    display: flex;
    gap: 6px;
    align-items: center;
    flex-wrap: wrap;
}

.backup-dot {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    flex-shrink: 0;
    cursor: default;
}

.dot-ok {
    background: var(--green);
}

.dot-fail {
    background: var(--red);
}

/* Mobile cron */
@media (max-width: 768px) {
    .cron-entry {
        flex-direction: column;
        gap: 6px;
    }

    .cron-schedule {
        min-width: auto;
    }

    .timer-table {
        font-size: 12px;
    }

    .log-entry-summary {
        flex-wrap: wrap;
    }

    .log-timestamp {
        width: 100%;
    }
}

/* Charts grid */
.charts-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 24px;
}

.chart-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 16px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
    min-width: 0;
    overflow: hidden;
}

.chart-card .chart-title {
    font-size: 11px;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.8px;
    margin-bottom: 12px;
}

.chart-card .chart-value {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 8px;
}

.chart-wrap {
    position: relative;
    height: 180px;
    width: 100%;
}

.chart-wrap canvas {
    width: 100% !important;
    height: 100% !important;
}

.chart-empty {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: var(--text-muted);
    font-size: 13px;
}

@media (max-width: 768px) {
    .charts-grid { grid-template-columns: 1fr; }
    .chart-wrap { height: 150px; }
}

/* Chmod matrix */
.chmod-matrix {
    display: grid;
    grid-template-columns: 80px repeat(3, 1fr);
    gap: 0;
    border: 1px solid var(--border);
    border-radius: 8px;
    overflow: hidden;
    background: var(--border);
}

.chmod-header {
    background: var(--bg-primary);
    padding: 8px 12px;
    font-size: 11px;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    text-align: center;
    border-bottom: 1px solid var(--border);
}

.chmod-header:first-child {
    text-align: left;
}

.chmod-label {
    background: var(--bg-tertiary);
    padding: 10px 12px;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-primary);
    border-bottom: 1px solid var(--border);
}

.chmod-matrix > .chmod-label:nth-last-child(-n+4),
.chmod-matrix > .chmod-cell:nth-last-child(-n+3) {
    border-bottom: none;
}

.chmod-cell {
    background: var(--bg-tertiary);
    padding: 10px 12px;
    text-align: center;
    border-bottom: 1px solid var(--border);
}

.chmod-cell input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: var(--green);
    cursor: pointer;
}

/* File upload: drag & drop overlay */
.file-browser {
    position: relative;
}

.drop-zone-overlay {
    display: none;
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(88, 166, 255, 0.06);
    border: 2px dashed var(--accent);
    border-radius: 10px;
    z-index: 10;
    align-items: center;
    justify-content: center;
    pointer-events: none;
}

.drop-zone-overlay.active {
    display: flex;
}

.drop-zone-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    color: var(--accent);
    font-size: 16px;
    font-weight: 600;
    padding: 40px;
    background: rgba(13, 17, 23, 0.85);
    border-radius: 10px;
}

/* File upload: progress area */
.upload-progress-area {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 10px;
    margin-bottom: 16px;
    overflow: hidden;
}

.upload-progress-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 16px;
    border-bottom: 1px solid var(--border);
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
}

.upload-progress-list {
    max-height: 240px;
    overflow-y: auto;
}

.upload-file-entry {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 4px 12px;
    padding: 8px 16px;
    border-bottom: 1px solid var(--border);
    font-size: 13px;
    align-items: center;
}

.upload-file-entry:last-child {
    border-bottom: none;
}

.upload-file-entry.upload-done {
    opacity: 0.7;
}

.upload-file-entry.upload-error {
    background: var(--red-bg);
}

.upload-file-info {
    display: flex;
    align-items: center;
    gap: 8px;
    min-width: 0;
}

.upload-file-name {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    color: var(--text-primary);
}

.upload-file-size {
    color: var(--text-muted);
    font-size: 11px;
    white-space: nowrap;
    flex-shrink: 0;
}

.upload-file-status {
    font-size: 11px;
    color: var(--text-muted);
    text-align: right;
    white-space: nowrap;
}

.upload-file-status.status-ok {
    color: var(--green);
}

.upload-file-status.status-err {
    color: var(--red);
}

.upload-file-progress {
    grid-column: 1 / -1;
    height: 4px;
}

/* Shared editor styles */
.editor-overlay {
    position: fixed;
    inset: 0;
    z-index: 1000;
    background: var(--bg-primary);
    display: flex;
    flex-direction: column;
}

.editor-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    border-bottom: 1px solid var(--border);
    background: var(--bg-secondary);
    gap: 12px;
}

.editor-container {
    display: flex;
    flex: 1;
    overflow: hidden;
}

.editor-line-numbers {
    width: 50px;
    padding: 12px 8px;
    text-align: right;
    color: var(--text-muted);
    font-family: 'SF Mono', 'Fira Code', 'Consolas', monospace;
    font-size: 13px;
    line-height: 1.5;
    overflow: hidden;
    user-select: none;
    background: var(--bg-secondary);
    border-right: 1px solid var(--border);
    white-space: pre;
}

.editor-textarea {
    flex: 1;
    padding: 12px;
    font-family: 'SF Mono', 'Fira Code', 'Consolas', monospace;
    font-size: 13px;
    line-height: 1.5;
    background: var(--bg-card);
    color: var(--text-primary);
    border: none;
    resize: none;
    outline: none;
    tab-size: 4;
    white-space: pre;
    overflow: auto;
}

.editor-statusbar {
    display: flex;
    justify-content: space-between;
    padding: 6px 16px;
    font-size: 12px;
    color: var(--text-muted);
    border-top: 1px solid var(--border);
    background: var(--bg-secondary);
}

/* Nginx config editor layout */
.nginx-editor-layout {
    display: grid;
    grid-template-columns: 260px 1fr;
    gap: 16px;
    height: calc(100vh - 130px);
    min-height: 400px;
}

.nginx-config-sidebar {
    min-width: 0;
    overflow-y: auto;
}

.nginx-editor-main {
    min-width: 0;
    overflow: hidden;
}

.nginx-config-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 10px;
    font-size: 13px;
    border-radius: 6px;
    cursor: pointer;
    transition: background 0.15s;
    color: var(--text-secondary);
}

.nginx-config-item:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.nginx-config-item.active {
    background: rgba(88, 166, 255, 0.08);
    color: var(--accent);
}

@media (max-width: 768px) {
    .nginx-editor-layout {
        grid-template-columns: 1fr;
        height: auto;
    }
    .nginx-config-sidebar {
        max-height: 200px;
        overflow-y: auto;
    }
    .nginx-config-sidebar .card-body {
        padding: 4px !important;
    }
    .nginx-config-item {
        padding: 6px 8px;
        font-size: 12px;
    }
    .nginx-editor-main {
        min-height: 400px;
    }
    .nginx-editor-main .card-header {
        flex-wrap: wrap;
    }
    .nginx-editor-main .card-header .btn-group {
        width: 100%;
        flex-wrap: wrap;
        gap: 6px;
    }
    .nginx-editor-main .editor-textarea {
        font-size: 11px;
    }
}

/* Sidebar groups */
.sidebar-group-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 16px 4px;
    cursor: pointer;
    user-select: none;
}

.sidebar-group-header span {
    font-size: 10px;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.8px;
}

.sidebar-chevron {
    width: 14px;
    height: 14px;
    color: var(--text-muted);
    transition: transform 0.2s ease;
    flex-shrink: 0;
}

.sidebar-group.collapsed .sidebar-chevron {
    transform: rotate(-90deg);
}

.sidebar-group-items {
    max-height: 500px;
    overflow: hidden;
    transition: max-height 0.25s ease;
}

.sidebar-group.collapsed .sidebar-group-items {
    max-height: 0;
}

/* Command Palette */
.cmd-palette-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    z-index: 3000;
    align-items: flex-start;
    justify-content: center;
    padding-top: 15vh;
}

.cmd-palette-overlay.active {
    display: flex;
}

.cmd-palette {
    width: 90%;
    max-width: 560px;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 12px;
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.5);
    overflow: hidden;
}

.cmd-palette input {
    width: 100%;
    padding: 16px 20px;
    background: transparent;
    border: none;
    border-bottom: 1px solid var(--border);
    color: var(--text-primary);
    font-size: 16px;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    outline: none;
}

.cmd-palette input::placeholder {
    color: var(--text-muted);
}

.cmd-results {
    max-height: 360px;
    overflow-y: auto;
    padding: 8px;
}

.cmd-result-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 14px;
    color: var(--text-secondary);
    transition: background 0.1s;
}

.cmd-result-item:hover,
.cmd-result-item.selected {
    background: rgba(88, 166, 255, 0.1);
    color: var(--text-primary);
}

.cmd-result-item .cmd-icon {
    width: 20px;
    text-align: center;
    flex-shrink: 0;
    opacity: 0.6;
}

.cmd-result-item .cmd-label {
    flex: 1;
}

.cmd-result-item .cmd-type {
    font-size: 10px;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    flex-shrink: 0;
}

.cmd-result-item .cmd-shortcut {
    font-size: 11px;
    color: var(--text-muted);
    opacity: 0.5;
}

/* Mobile responsive tables */
@media (max-width: 768px) {
    .table-responsive-cards thead {
        display: none;
    }

    .table-responsive-cards tr {
        display: block;
        margin-bottom: 8px;
        border: 1px solid var(--border);
        border-radius: 8px;
        padding: 10px;
    }

    .table-responsive-cards tr:hover td {
        background: transparent !important;
    }

    .table-responsive-cards td {
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: 4px 0 !important;
        border: none !important;
    }

    .table-responsive-cards td::before {
        content: attr(data-label);
        font-weight: 600;
        color: var(--text-muted);
        text-transform: uppercase;
        font-size: 11px;
        letter-spacing: 0.3px;
    }

    .table-responsive-cards td:last-child {
        border: none !important;
    }
}

/* Bulk action bar */
.bulk-bar {
    display: none;
    position: sticky;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--bg-card);
    border-top: 1px solid var(--border);
    padding: 10px 16px;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    z-index: 10;
    box-shadow: 0 -4px 12px rgba(0, 0, 0, 0.3);
}

.bulk-bar.active {
    display: flex;
}

.bulk-bar .bulk-count {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
}

.bulk-check {
    width: 16px;
    height: 16px;
    accent-color: var(--accent);
    cursor: pointer;
}

/* Nginx syntax highlighting overlay */
.nginx-editor-wrap {
    position: relative;
    flex: 1;
    display: flex;
    overflow: hidden;
}

.nginx-editor-wrap .editor-textarea {
    color: transparent;
    caret-color: var(--text-primary);
    background: transparent;
    position: relative;
    z-index: 1;
}

.highlight-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    padding: 12px;
    font-family: 'SF Mono', 'Fira Code', 'Consolas', monospace;
    font-size: 13px;
    line-height: 1.5;
    white-space: pre;
    overflow: auto;
    pointer-events: none;
    color: var(--text-primary);
    background: var(--bg-card);
    tab-size: 4;
    z-index: 0;
}

.highlight-overlay .hl-comment { color: var(--text-muted); }
.highlight-overlay .hl-directive { color: var(--accent); font-weight: 500; }
.highlight-overlay .hl-string { color: var(--green); }
.highlight-overlay .hl-number { color: var(--purple); }
.highlight-overlay .hl-brace { color: var(--yellow); }
.highlight-overlay .hl-variable { color: var(--cyan); }

/* PWA install banner */
.pwa-install-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border);
    padding: 12px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    z-index: 9998;
    font-size: 14px;
    color: var(--text-primary);
    box-shadow: 0 -4px 12px rgba(0, 0, 0, 0.4);
}

/* Update stepper */
.update-stepper {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.stepper-step {
    display: flex;
    gap: 12px;
    padding: 10px 0;
    opacity: 0.4;
    transition: opacity 0.3s ease;
}

.stepper-step.running,
.stepper-step.done,
.stepper-step.error,
.stepper-step.skipped {
    opacity: 1;
}

.stepper-indicator {
    display: flex;
    flex-direction: column;
    align-items: center;
    flex-shrink: 0;
    width: 28px;
}

.stepper-num {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 600;
    background: var(--bg-tertiary);
    border: 2px solid var(--border);
    color: var(--text-muted);
    transition: all 0.3s ease;
}

.stepper-step.running .stepper-num {
    border-color: var(--yellow);
    color: var(--yellow);
    background: var(--yellow-bg);
    animation: stepper-pulse 1.5s ease-in-out infinite;
}

.stepper-step.done .stepper-num {
    border-color: var(--green);
    color: var(--green);
    background: var(--green-bg);
}

.stepper-step.error .stepper-num {
    border-color: var(--red);
    color: var(--red);
    background: var(--red-bg);
}

.stepper-step.skipped .stepper-num {
    opacity: 0.3;
}

.stepper-content {
    flex: 1;
    min-width: 0;
    padding-top: 3px;
}

.stepper-title {
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary);
    transition: color 0.3s ease;
}

.stepper-step.running .stepper-title {
    color: var(--yellow);
}

.stepper-step.done .stepper-title {
    color: var(--green);
}

.stepper-step.error .stepper-title {
    color: var(--red);
}

.stepper-output {
    display: none;
    font-family: 'SF Mono', 'Fira Code', 'Consolas', monospace;
    font-size: 11px;
    color: var(--text-muted);
    margin-top: 4px;
    padding: 4px 8px;
    background: var(--bg-primary);
    border-radius: 4px;
    max-height: 80px;
    overflow-y: auto;
    word-break: break-all;
    white-space: pre-wrap;
}

@keyframes stepper-pulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(210, 153, 34, 0.4); }
    50% { box-shadow: 0 0 0 6px rgba(210, 153, 34, 0); }
}