:root {
    --bg: #0b1220;
    --bg-soft: #111827;
    --sidebar-bg: #101a30;
    --card-bg: #111a2f;
    --border: #1f2d4d;
    --text: #e5e7eb;
    --text-muted: #94a3b8;
    --text-dim: #64748b;
    --heading: #f8fafc;
    --nav-link-color: #c8d4ef;
    --accent: #3b82f6;
    --accent-soft: rgba(59, 130, 246, 0.14);
    --success: #22c55e;
    --warning: #f59e0b;
    --danger: #ef4444;
    --toast-success-bg: #0d4a3a;
    --toast-success-fg: #4ade80;
    --toast-success-border: #1b6b4a;
    --toast-success-bar: #4ade80;
    --toast-error-bg: #4a0d0d;
    --toast-error-fg: #fb7185;
    --toast-error-border: #6e1a1a;
    --toast-error-bar: #fb7185;
    --toast-warning-bg: #4a3a0d;
    --toast-warning-fg: #fcd34d;
    --toast-warning-border: #6e5a1a;
    --toast-warning-bar: #fcd34d;
    --toast-info-bg: #0d2a4a;
    --toast-info-fg: #60a5fa;
    --toast-info-border: #1a3a6e;
    --toast-info-bar: #60a5fa;
    --toast-shadow: 0 8px 24px rgba(0,0,0,0.35);
    --input-bg: #0f172a;
    --input-border: #273b66;
    --row-hover: #15203a;
}

body.light,
html.light {
    --bg: #f8fafc;
    --bg-soft: #ffffff;
    --sidebar-bg: #ffffff;
    --card-bg: #ffffff;
    --border: #dbe3f0;
    --text: #0f172a;
    --text-muted: #475569;
    --text-dim: #64748b;
    --heading: #0f172a;
    --nav-link-color: #475569;
    --accent: #2563eb;
    --accent-soft: rgba(37, 99, 235, 0.1);
    --toast-success-bg: #d4edda;
    --toast-success-fg: #155724;
    --toast-success-border: #b8d9c5;
    --toast-success-bar: #28a745;
    --toast-error-bg: #f8d7da;
    --toast-error-fg: #721c24;
    --toast-error-border: #f0b8be;
    --toast-error-bar: #dc3545;
    --toast-warning-bg: #fff3cd;
    --toast-warning-fg: #856404;
    --toast-warning-border: #ffeaa7;
    --toast-warning-bar: #e0a800;
    --toast-info-bg: #d1ecf1;
    --toast-info-fg: #0c5460;
    --toast-info-border: #b8daff;
    --toast-info-bar: #17a2b8;
    --toast-shadow: 0 8px 24px rgba(0,0,0,0.12);
    --input-bg: #ffffff;
    --input-border: #c5d0e3;
    --row-hover: #eef2f8;
}

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

body {
    font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
    background: var(--bg);
    color: var(--text);
    display: flex;
    min-height: 100vh;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.content {
    padding: 30px;
    flex: 1;
    min-height: 100vh;
}

.content h1 {
    font-size: 24px;
    color: var(--heading);
    margin-bottom: 24px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border);
}

h2 {
    font-size: 16px;
    color: var(--accent);
    margin: 20px 0 12px 0;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

p.lead {
    color: var(--text-muted);
    margin-bottom: 24px;
    max-width: 950px;
    line-height: 1.6;
}

.cards {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 24px;
}

.card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 20px;
    min-width: 180px;
    flex: 1;
}

.card .label {
    color: var(--text-muted);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 6px;
}

.card .value {
    font-size: 28px;
    font-weight: 700;
    color: var(--heading);
}

.card .value.ok { color: var(--success); }
.card .value.warn { color: var(--warning); }
.card .value.error { color: var(--danger); }

.card .detail {
    color: var(--text-dim);
    font-size: 11px;
    margin-top: 4px;
}

.status {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
}

.status-running { background: rgba(34, 197, 94, 0.18); color: var(--success); }
.status-warning { background: rgba(245, 158, 11, 0.2); color: var(--warning); }
.status-stopped { background: rgba(239, 68, 68, 0.18); color: var(--danger); }
.status-neutral { background: rgba(148, 163, 184, 0.2); color: var(--text-muted); }

.badge {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 700;
    background: var(--accent-soft);
    color: var(--accent);
}

.table-wrap {
    max-height: 600px;
    overflow-y: auto;
    overflow-x: auto;
    border: 1px solid var(--border);
    border-radius: 6px;
    margin-bottom: 24px;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 0;
}

th,
td {
    padding: 10px 14px;
    text-align: left;
    border-bottom: 1px solid var(--border);
}

th {
    background: var(--card-bg);
    color: var(--text-muted);
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 600;
    position: sticky;
    top: 0;
    z-index: 1;
}

tr:hover { background: var(--row-hover); }

td {
    font-size: 13px;
    font-family: "Consolas", "Courier New", monospace;
}

.section {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 20px;
}

.list {
    margin: 0;
    padding-left: 18px;
    line-height: 1.7;
}

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

.kv {
    display: grid;
    grid-template-columns: 220px 1fr;
    gap: 10px 14px;
    align-items: start;
}

.kv .k {
    color: var(--text-muted);
    font-size: 13px;
}

.kv .v { color: var(--text); }

.cell-path {
    font-size: 11px;
}

.section-error {
    border-color: var(--danger);
    color: var(--danger);
}

.section-success {
    border-color: var(--success);
    color: var(--success);
}

.footer-meta {
    text-align: right;
    padding: 10px 0;
    color: var(--text-muted);
    font-size: 10px;
}

body.light label,
html.light label { color: var(--text); }
body.light .card .label,
html.light .card .label { color: var(--text-muted); }
body.light .card .detail,
html.light .card .detail { color: var(--text-dim); }
body.light th,
html.light th { color: var(--text-muted); }

input[type="text"],
input[type="password"],
input[type="number"],
select,
textarea {
    background: var(--input-bg);
    border: 1px solid var(--input-border);
    color: var(--text);
    padding: 8px 12px;
    border-radius: 4px;
    font-size: 13px;
    font-family: "Consolas", "Courier New", monospace;
}

input[type="text"]:focus,
input[type="password"]:focus,
textarea:focus {
    outline: none;
    border-color: var(--accent);
}

textarea {
    width: 100%;
    min-height: 80px;
    resize: vertical;
}

label {
    color: var(--text-muted);
    font-size: 13px;
    min-width: 140px;
}

.btn,
button,
input[type="submit"] {
    display: inline-block;
    padding: 8px 18px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 13px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.2s;
    background: var(--accent);
    color: #ffffff;
}

.btn:hover,
button:hover,
input[type="submit"]:hover {
    filter: brightness(1.05);
}

.btn:disabled,
button:disabled,
input[type="submit"]:disabled {
    opacity: 0.55;
    cursor: not-allowed;
    filter: none;
}

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

.setup-page {
    max-width: 860px;
    margin: 0 auto;
    padding: 36px 20px 60px;
}

.setup-page h1 {
    font-size: 28px;
    color: var(--heading);
    margin-bottom: 16px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--border);
}

.setup-page p { margin-bottom: 14px; }

.auth-login-page {
    min-height: 100vh;
    width: 100%;
    display: grid;
    place-items: center;
}

.auth-login-card {
    width: min(420px, 92vw);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 24px;
    background: var(--card-bg);
}

.tabs-bar {
    display: flex;
    gap: 0;
    border-bottom: 2px solid var(--border);
    margin-bottom: 24px;
    overflow-x: auto;
}

.tab-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 10px 18px;
    border: none;
    border-bottom: 2px solid transparent;
    border-radius: 0;
    margin-bottom: -2px;
    background: transparent;
    color: var(--text-muted);
    font-size: 13px;
    font-weight: 500;
    font-weight: 600;
    text-decoration: none;
    white-space: nowrap;
    transition: color .2s, border-color .2s;
}

.tab-btn:hover {
    color: var(--text);
    background: transparent;
    text-decoration: none;
    filter: none;
}

.tab-btn.active {
    color: var(--accent);
    background: transparent;
    border-bottom-color: var(--accent);
    font-weight: 600;
}

.tab-panel.active {
    display: block;
}

.totp-muted {
    opacity: 0.8;
}

.totp-hide-form {
    margin-top: 10px;
}

.update-action-form {
    margin-bottom: 12px;
}

.update-install-form {
    margin-top: 14px;
}


.config-section {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 20px;
}

.config-section h3 {
    color: var(--heading);
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 14px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border);
}

.form-row {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 10px;
}

.form-row label {
    min-width: 120px;
    color: var(--text-muted);
    font-size: 13px;
}

.tool-status {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    font-weight: 600;
}

.tool-status::before {
    content: '';
    width: 8px;
    height: 8px;
    border-radius: 50%;
    flex-shrink: 0;
}

.tool-status.ok { color: var(--success); }
.tool-status.ok::before { background: var(--success); }
.tool-status.missing { color: var(--danger); }
.tool-status.missing::before { background: var(--danger); }

.tool-row {
    margin-bottom: 8px;
}

.btn-sm {
    padding: 4px 12px;
    font-size: 12px;
}

.btn-danger {
    background: var(--danger);
    color: #fff;
}

.btn-danger:hover {
    filter: brightness(1.1);
}

.spinner {
    display: inline-block;
    width: 14px;
    height: 14px;
    border: 2px solid rgba(255,255,255,0.3);
    border-top-color: #fff;
    border-radius: 50%;
    animation: vshield-spin 0.6s linear infinite;
    vertical-align: middle;
    margin-left: 6px;
}

@keyframes vshield-spin {
    to { transform: rotate(360deg); }
}

button .btn-label {
    vertical-align: middle;
}

details summary {
    cursor: pointer;
    user-select: none;
}

details summary:hover {
    color: var(--accent);
}

.badge-level {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 10px;
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.3px;
    white-space: nowrap;
}

.badge-essential {
    background: rgba(34, 197, 94, 0.15);
    color: var(--success);
}

.badge-recommended {
    background: var(--accent-soft);
    color: var(--accent);
}

.badge-optional {
    background: rgba(148, 163, 184, 0.15);
    color: var(--text-muted);
}

.yara-subsection {
    margin-top: 16px;
    padding: 14px;
    background: var(--bg-soft);
    border: 1px solid var(--border);
    border-radius: 6px;
}

.yara-subsection h4 {
    font-size: 12px;
    font-weight: 700;
    color: var(--heading);
    text-transform: uppercase;
    letter-spacing: 0.3px;
    margin-bottom: 10px;
}

.yara-category-row {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 0;
    border-bottom: 1px solid var(--border);
}

.yara-category-row:last-child {
    border-bottom: none;
}

.yara-category-name {
    font-size: 13px;
    font-weight: 600;
    color: var(--text);
    min-width: 160px;
}

.yara-category-desc {
    font-size: 11px;
    color: var(--text-muted);
    flex: 1;
}

.yara-category-count {
    font-size: 11px;
    color: var(--text-dim);
    white-space: nowrap;
}

.yara-recommendation {
    background: var(--accent-soft);
    border: 1px solid var(--accent);
    border-radius: 6px;
    padding: 10px 14px;
    font-size: 12px;
    color: var(--text);
    margin-bottom: 16px;
    line-height: 1.5;
}

.top-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 4px;
}
.top-bar .lead { margin: 0; }

.cards-row {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}
.cards-row .card {
    flex: 1;
    min-width: 110px;
    text-align: center;
    padding: 14px 10px;
}
.card-value {
    font-size: 1.8em;
    font-weight: 700;
    line-height: 1.2;
}
.card-label {
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 4px;
}

.btn-primary {
    background: var(--accent);
    color: #fff;
}
.btn-primary:hover {
    filter: brightness(1.1);
}

.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,.55);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 999;
}
.modal-box {
    background: var(--card-bg);
    border-radius: 10px;
    padding: 24px 28px;
    min-width: 340px;
    max-width: 480px;
    box-shadow: 0 8px 32px rgba(0,0,0,.3);
}
.modal-box h3 { margin-top: 0; }
.modal-actions {
    display: flex;
    gap: 8px;
    justify-content: flex-end;
    margin-top: 16px;
}

.tab-nav {
    display: flex;
    gap: 0;
    border-bottom: 1px solid var(--border);
    margin-bottom: 16px;
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px 20px;
}
.form-grid .form-field { display: flex; flex-direction: column; gap: 4px; }
.form-grid .form-field.full { grid-column: 1 / -1; }
.form-field label { font-size: 12px; font-weight: 600; color: var(--text-muted); letter-spacing: 0.02em; }
.form-field input,
.form-field select,
.form-field textarea { width: 100%; box-sizing: border-box; }
.form-field .field-hint {
    font-size: 11px;
    color: var(--text-dim);
    line-height: 1.4;
}
.form-actions {
    display: flex;
    gap: 8px;
    margin-top: 14px;
    align-items: center;
}

.guide-box {
    background: var(--accent-soft);
    border: 1px solid var(--accent);
    border-radius: 8px;
    padding: 12px 16px;
    font-size: 12px;
    line-height: 1.6;
    color: var(--text);
    margin-bottom: 16px;
}
.guide-box strong { color: var(--accent); }
.guide-box ul { margin: 6px 0 0 16px; padding: 0; }
.guide-box li { margin-bottom: 2px; }

.step-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 4px;
}
.step-num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 26px;
    height: 26px;
    border-radius: 50%;
    background: var(--accent);
    color: #fff;
    font-size: 13px;
    font-weight: 700;
    flex-shrink: 0;
}
.step-header h3 { margin: 0; font-size: 15px; }

.protocol-badges {
    display: flex;
    gap: 6px;
    margin-top: 4px;
}
.protocol-badge {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 600;
}
.protocol-badge.recommended { background: rgba(34,197,94,.15); color: var(--success); border: 1px solid rgba(34,197,94,.3); }
.protocol-badge.acceptable { background: rgba(245,158,11,.12); color: var(--warning); border: 1px solid rgba(245,158,11,.3); }
.protocol-badge.legacy { background: rgba(239,68,68,.12); color: var(--danger); border: 1px solid rgba(239,68,68,.3); }

.issue-actions {
    display: flex;
    flex-direction: column;
    gap: 6px;
    min-width: 230px;
}
.issue-actions .issue-row {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
    align-items: center;
}
.issue-actions .issue-btn {
    font-size: 12px;
    line-height: 1.2;
    padding: 6px 10px;
    border-radius: 6px;
}
.issue-actions .issue-muted {
    font-size: 11px;
}

@media (max-width: 900px) {
    .content {
        padding: 20px;
    }
    .kv {
        grid-template-columns: 1fr;
    }
}