:root {
    /* Light theme (default) */
    --bg: #f5f6f8;
    --bg-card: #ffffff;
    --bg-input: #eef0f3;
    --border: #e3e6eb;
    --border-strong: #cbd1da;
    --text: #1c2027;
    --text-muted: #6b7280;
    --accent: #6d4ee0;
    --accent-hover: #5a3fcc;
    --accent-soft: #6d4ee0;
    --ok: #1f9d63;
    --warn: #b07d18;
    --danger: #d33b40;
    --danger-hover: #c02d32;
    --bg-code: #f7f8fa;
    --bg-terminal: #eceef2;
    --text-code: #3a3d44;
    --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    color-scheme: light;
}

[data-theme="dark"] {
    --bg: #0e1013;
    --bg-card: #161920;
    --bg-input: #1e222b;
    --border: #262b36;
    --border-strong: #364050;
    --text: #e6e9ef;
    --text-muted: #858d9b;
    --accent: #7c5cff;
    --accent-hover: #9478ff;
    --accent-soft: #b39bff;
    --ok: #3ecf8e;
    --warn: #f7b955;
    --danger: #e5484d;
    --danger-hover: #ff6569;
    --bg-code: #12151c;
    --bg-terminal: #0b0d11;
    --text-code: #c4c8d0;
    color-scheme: dark;
}

* { box-sizing: border-box; }

html, body {
    margin: 0;
    padding: 0;
    background: var(--bg);
    color: var(--text);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    font-size: 14px;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    transition: background 0.18s ease, color 0.18s ease;
}

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

code, .mono { font-family: var(--mono); font-size: 0.92em; }

/* ---------- Layout ---------- */

.topbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 14px 28px;
    border-bottom: 1px solid var(--border);
    background: var(--bg-card);
}

.brand {
    font-size: 15px;
    font-weight: 600;
    letter-spacing: -0.01em;
    color: var(--text);
    text-decoration: none;
}
.brand span { color: var(--accent); font-weight: 500; }

.topbar nav { display: flex; align-items: center; gap: 16px; }
.topbar-tabs { flex: 1; justify-content: center; gap: 6px; }
.topbar-tabs .tab {
    padding: 6px 14px;
    border-radius: 6px;
    color: var(--text-muted);
    font-size: 13px;
    font-weight: 500;
    text-decoration: none;
    transition: background 0.12s, color 0.12s;
}
.topbar-tabs .tab:hover {
    color: var(--text);
    background: var(--bg-input);
    text-decoration: none;
}
.topbar-tabs .tab--active {
    color: var(--text);
    background: var(--bg-input);
    border: 1px solid var(--border);
}
.topbar .user { font-size: 13px; color: var(--text-muted); }
.topbar form.inline { margin: 0; display: inline; }
.topbar .link {
    background: none; border: none; padding: 0; cursor: pointer;
    color: var(--text-muted); font: inherit; font-size: 13px;
    text-decoration: underline;
}
.topbar .link:hover { color: var(--text); }

/* Brand + control-plane version + self-update kebab */
.topbar-brand-group { display: flex; align-items: center; gap: 8px; }
.brand-block { display: flex; flex-direction: column; line-height: 1.2; }
.brand-version {
    font-size: 11px;
    color: var(--text-muted);
    letter-spacing: 0.01em;
}
.brand-version .mono { font-size: 11px; }
.brand-version-update {
    color: var(--accent);
    font-weight: 600;
    margin-left: 2px;
}
.control-host { position: relative; }
/* Open the topbar menu / progress popover toward the right (it sits at the left edge) */
.action-menu-list--left { left: 0; right: auto; }
.control-host .progress-panel {
    position: absolute;
    top: calc(100% + 6px);
    left: 0;
    right: auto;
    z-index: 50;
    box-shadow: 0 8px 24px rgba(16, 20, 30, 0.18);
}
/* Dot on the kebab when a control-plane update is available */
.action-menu-toggle--badge { position: relative; }
.action-menu-toggle--badge::after {
    content: "";
    position: absolute;
    top: 4px;
    right: 4px;
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--accent);
    border: 1.5px solid var(--bg-card);
}
.action-menu-list .menu-note { padding: 6px 10px; white-space: normal; max-width: 220px; }

main {
    max-width: 960px;
    margin: 0 auto;
    padding: 32px 28px 64px;
}

.page-head {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    gap: 16px;
    margin-bottom: 20px;
}
.page-head h1 { margin: 0; font-size: 22px; font-weight: 600; letter-spacing: -0.01em; }

/* ---------- Cards, flashes ---------- */

.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 24px;
    margin-bottom: 20px;
}
.card.empty { text-align: center; color: var(--text-muted); padding: 60px 24px; }

.control-card { padding: 16px 20px; }
.control-card-main {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
}
.control-card-title {
    margin: 0;
    font-size: 15px;
    font-weight: 600;
    letter-spacing: -0.01em;
}
.control-card-sub { margin: 2px 0 0; font-size: 13px; }
.control-card-actions { display: flex; gap: 8px; align-items: center; }
.control-card-hint { margin: 10px 0 0; }


.login-card { max-width: 360px; margin: 80px auto 0; }
.login-card h1 { margin: 0 0 4px; font-size: 20px; }

.flash {
    border-radius: 8px;
    padding: 12px 16px;
    margin-bottom: 16px;
    border: 1px solid var(--border);
}
.flash-success { border-color: var(--ok); background: rgba(62,207,142,0.06); color: var(--ok); }
.flash-error { border-color: var(--danger); background: rgba(229,72,77,0.06); color: var(--danger-hover); }
.flash ul { margin: 6px 0 0 20px; padding: 0; }

/* ---------- Forms ---------- */

form label {
    display: block;
    margin-bottom: 16px;
}
form label > span {
    display: block;
    font-size: 13px;
    font-weight: 500;
    margin-bottom: 6px;
}
form label em { color: var(--text-muted); font-style: normal; font-weight: 400; font-size: 12px; }

form textarea {
    width: 100%;
    padding: 10px 12px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text);
    font: inherit;
    font-size: 14px;
    resize: vertical;
}
form textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(124,92,255,0.15);
}

form input[type="text"],
form input[type="email"],
form input[type="password"] {
    width: 100%;
    padding: 10px 12px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text);
    font: inherit;
    font-size: 14px;
}
form input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(124,92,255,0.15);
}

form small { display: block; margin-top: 4px; font-size: 12px; }
.muted { color: var(--text-muted); }
.small { font-size: 12px; }

.form-actions {
    display: flex;
    gap: 12px;
    margin-top: 8px;
    padding-top: 16px;
    border-top: 1px solid var(--border);
}

/* ---------- Buttons ---------- */

.btn {
    display: inline-block;
    padding: 8px 16px;
    border: 1px solid var(--border-strong);
    background: var(--bg-input);
    color: var(--text);
    font: inherit;
    font-size: 13px;
    font-weight: 500;
    border-radius: 6px;
    cursor: pointer;
    text-decoration: none;
    transition: background 0.12s, border-color 0.12s;
}
.btn:hover { background: var(--border); text-decoration: none; }

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

.btn-danger {
    background: transparent;
    border-color: var(--danger);
    color: var(--danger-hover);
}
.btn-danger:hover { background: rgba(229,72,77,0.1); }

/* ---------- Tenants table ---------- */

.tenants {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}
.tenants th, .tenants td {
    text-align: left;
    padding: 10px 12px;
    border-bottom: 1px solid var(--border);
}
.tenants th {
    color: var(--text-muted);
    font-weight: 500;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}
.tenants tbody.tenant-group:last-child tr:last-child td { border-bottom: none; }
.tenants tbody tr { transition: background 0.12s; }
.tenants tbody tr:hover { background: var(--bg-input); }

/* Group header row — one per system */
.tenants tbody.tenant-group + tbody.tenant-group .group-head th {
    border-top: 8px solid transparent;
}
.tenants tr.group-head th {
    padding: 10px 12px;
    background: var(--bg-input);
    border-bottom: 1px solid var(--border);
    text-transform: none;
    letter-spacing: normal;
}
.tenants tr.group-head:hover th { background: var(--bg-input); }
.group-count {
    margin-left: 8px;
    color: var(--text-muted);
    font-weight: 400;
    font-size: 12px;
}
.tenants td.num, .tenants th.num { font-variant-numeric: tabular-nums; font-family: var(--mono); font-size: 12px; }
.tenants td.actions {
    position: relative;
    text-align: right;
    white-space: nowrap;
}

/* ---------- Kebab action menu ---------- */

.action-menu { display: inline-block; }
.action-menu-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 30px;
    height: 30px;
    padding: 0;
    border: 1px solid transparent;
    border-radius: 6px;
    background: transparent;
    color: var(--text-muted);
    font-size: 18px;
    line-height: 1;
    cursor: pointer;
    transition: background 0.12s, color 0.12s, border-color 0.12s;
}
.action-menu-toggle:hover,
.action-menu-toggle[aria-expanded="true"] {
    background: var(--bg-input);
    border-color: var(--border-strong);
    color: var(--text);
}
.action-menu-list {
    position: absolute;
    top: calc(100% + 4px);
    right: 0;
    z-index: 30;
    min-width: 200px;
    padding: 6px;
    background: var(--bg-card);
    border: 1px solid var(--border-strong);
    border-radius: 8px;
    box-shadow: 0 8px 24px rgba(16, 20, 30, 0.18);
    text-align: left;
    white-space: nowrap;
}
.action-menu-list[hidden] { display: none; }
.action-menu-list form { margin: 0; }
.action-menu-list .btn {
    display: block;
    width: 100%;
    text-align: left;
    padding: 7px 10px;
    margin: 0;
    border: none;
    border-radius: 6px;
    background: transparent;
    color: var(--text);
    font-size: 13px;
    font-weight: 500;
}
.action-menu-list .btn:hover { background: var(--bg-input); }
.action-menu-list .btn-primary { color: var(--accent); background: transparent; }
.action-menu-list .btn-primary:hover { background: var(--bg-input); color: var(--accent-hover); }
.action-menu-list .btn-danger { color: var(--danger-hover); background: transparent; }
.action-menu-list .btn-danger:hover { background: rgba(229, 72, 77, 0.1); }
.action-menu-list .menu-sep { height: 1px; margin: 5px 4px; background: var(--border); }

/* Streamed progress panel drops as a popover from the actions cell */
.tenants td.actions .progress-panel {
    position: absolute;
    top: calc(100% + 4px);
    right: 0;
    z-index: 20;
    box-shadow: 0 8px 24px rgba(16, 20, 30, 0.18);
}

/* ---------- Theme toggle ---------- */

.theme-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    padding: 0;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--bg-input);
    color: var(--text-muted);
    font-size: 15px;
    line-height: 1;
    cursor: pointer;
    transition: background 0.12s, color 0.12s, border-color 0.12s;
}
.theme-toggle:hover { color: var(--text); border-color: var(--border-strong); }
.theme-toggle .theme-toggle-dark { display: none; }
[data-theme="dark"] .theme-toggle .theme-toggle-light { display: none; }
[data-theme="dark"] .theme-toggle .theme-toggle-dark { display: inline; }

.badge {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 999px;
    font-size: 11px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
.badge-ok { background: rgba(62,207,142,0.15); color: var(--ok); }
.badge-warn { background: rgba(247,185,85,0.15); color: var(--warn); }
.badge-dev {
    background: rgba(229,72,77,0.18);
    color: var(--danger-hover);
    margin-left: 6px;
    letter-spacing: 0.08em;
}
.badge-demo {
    background: rgba(124,92,255,0.18);
    color: var(--accent-soft);
    margin-left: 6px;
    text-transform: none;
    letter-spacing: 0.02em;
}
.badge-demo--expired {
    background: rgba(229,72,77,0.18);
    color: var(--danger-hover);
}
.badge-prod {
    background: rgba(62,207,142,0.15);
    color: var(--ok);
    text-transform: none;
    letter-spacing: 0.02em;
}

/* Instance cell — domain with highlighted slug + meta labels below */
.instance-domain a { color: inherit; text-decoration: none; }
.instance-domain a:hover .domain-slug,
.instance-domain a:hover .domain-rest { text-decoration: underline; }
.domain-slug { font-weight: 700; color: var(--text); }
.domain-rest { font-weight: 400; color: var(--text-muted); }
.domain-ext { color: var(--text-muted); font-size: 11px; }
.instance-meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 6px;
    margin-top: 6px;
}
.instance-meta .badge { margin-left: 0; }

/* App badges — colorful + stable across requests */
.badge-app {
    padding: 3px 8px;
    font-weight: 600;
    letter-spacing: 0.02em;
}
.badge-app-flatbase {
    background: rgba(124,92,255,0.18);
    color: var(--accent-soft);
}
.badge-app-guppi {
    background: rgba(62,207,142,0.18);
    color: var(--ok);
}
.badge-app-gatelpr {
    background: rgba(247,185,85,0.18);
    color: var(--warn);
}
.badge-app-gateplatform {
    background: rgba(56,189,248,0.18);
    color: #0ea5e9;
}
.badge-app-gateplatformoffert {
    background: rgba(236,72,153,0.16);
    color: #db2777;
}
/* Fallback for any unknown app key */
.badge-app:not(.badge-app-flatbase):not(.badge-app-guppi):not(.badge-app-gatelpr):not(.badge-app-gateplatform):not(.badge-app-gateplatformoffert) {
    background: var(--bg-input);
    color: var(--text-muted);
}

/* "External" marker — system shown read-only, not managed by the panel */
.badge-external {
    background: rgba(148,163,184,0.18);
    color: var(--text-muted);
    text-transform: none;
    letter-spacing: 0.02em;
}

/* Per-system "island" tabs on the instances dashboard — one pill per system
   floating in a rounded track; the active pill lifts out of the track and its
   panel (the system card below) is the only one shown. */
.systabs {
    display: inline-flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 4px;
    margin: 0 0 16px;
    padding: 4px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: 999px;
}
.systab {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 14px;
    background: transparent;
    border: 1px solid transparent;
    border-radius: 999px;
    cursor: pointer;
    font: inherit;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-muted);
    transition: background 0.12s, color 0.12s, box-shadow 0.12s;
}
.systab:hover { color: var(--text); }
.systab--active {
    background: var(--bg-card);
    border-color: var(--border);
    color: var(--text);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.12);
}
.systab-dot {
    width: 8px;
    height: 8px;
    border-radius: 999px;
    background: var(--text-muted);
    opacity: 0.55;
    transition: opacity 0.12s;
}
.systab--active .systab-dot { opacity: 1; }
.systab-dot-flatbase { background: var(--accent-soft); }
.systab-dot-guppi { background: var(--ok); }
.systab-dot-gatelpr { background: var(--warn); }
.systab-dot-gateplatform { background: #0ea5e9; }
.systab-dot-gateplatformoffert { background: #db2777; }
.systab-count {
    min-width: 20px;
    padding: 1px 7px;
    border-radius: 999px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    color: var(--text-muted);
    font-size: 11px;
    font-variant-numeric: tabular-nums;
    text-align: center;
}
.systab--active .systab-count {
    background: var(--bg-input);
    color: var(--text);
}
.system-card[hidden] { display: none; }

/* Per-system card — system name in the header, its instances listed inside. */
.system-card { padding: 0; }
.system-card-head {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px 20px;
    background: var(--bg-input);
    border-bottom: 1px solid var(--border);
}
.system-card .tenants { margin: 0; }
.system-card .tenants th:first-child,
.system-card .tenants td:first-child { padding-left: 20px; }
.system-card .tenants th:last-child,
.system-card .tenants td:last-child { padding-right: 20px; }
.system-card .tenants tbody tr:last-child td { border-bottom: none; }
.system-card-empty {
    padding: 20px;
    font-size: 13px;
}

form select {
    width: 100%;
    padding: 10px 12px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text);
    font: inherit;
    font-size: 14px;
    appearance: none;
    background-image: linear-gradient(45deg, transparent 50%, var(--text-muted) 50%), linear-gradient(135deg, var(--text-muted) 50%, transparent 50%);
    background-position: right 14px center, right 9px center;
    background-size: 5px 5px, 5px 5px;
    background-repeat: no-repeat;
}
form select:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(124,92,255,0.15);
}

.version-tag {
    display: inline-block;
    padding: 2px 7px;
    border-radius: 4px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    color: var(--text-muted);
    font-size: 11px;
}
.version-tag--new {
    color: var(--ok);
    border-color: rgba(62,207,142,0.4);
    background: rgba(62,207,142,0.08);
}
.badge-update {
    background: rgba(247,185,85,0.15);
    color: var(--warn);
    border: 1px solid rgba(247,185,85,0.35);
    font-size: 10px;
    padding: 2px 7px;
    border-radius: 999px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    margin-left: 4px;
}

/* ---------- Streaming progress panel ---------- */

.progress-panel {
    margin-top: 10px;
    padding: 12px 14px;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--bg-code);
    text-align: left;
    white-space: normal;
    min-width: 320px;
}

.progress-title {
    font-size: 12px;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 8px;
    letter-spacing: 0.02em;
}

.progress-steps {
    list-style: none;
    padding: 0;
    margin: 0 0 8px;
    font-family: var(--mono);
    font-size: 12px;
}

.step {
    display: grid;
    grid-template-columns: 18px 1fr auto;
    gap: 8px;
    align-items: center;
    padding: 3px 0;
}
.step-icon {
    text-align: center;
    color: var(--text-muted);
    font-weight: 700;
    font-size: 13px;
}
.step-label { color: var(--text); }
.step-timer {
    color: var(--text-muted);
    font-variant-numeric: tabular-nums;
    font-size: 11px;
}
.step-error {
    grid-column: 2 / 4;
    color: var(--danger-hover);
    font-size: 11px;
    margin-top: 2px;
}

.step--running .step-icon {
    color: var(--warn);
    animation: step-spin 1.1s linear infinite;
}
.step--running .step-label { color: var(--warn); }
.step--done .step-icon { color: var(--ok); }
.step--failed .step-icon { color: var(--danger-hover); }
.step--failed .step-label { color: var(--danger-hover); }

@keyframes step-spin {
    from { transform: rotate(0deg); }
    to   { transform: rotate(360deg); }
}

.progress-logs-wrap {
    margin-top: 4px;
}
.progress-logs-wrap summary {
    cursor: pointer;
    padding: 2px 0;
    outline: none;
}
.progress-log {
    background: var(--bg-terminal);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text-code);
    font-family: var(--mono);
    font-size: 11px;
    line-height: 1.4;
    padding: 8px 10px;
    margin: 6px 0 0;
    max-height: 180px;
    overflow-y: auto;
    white-space: pre;
}

.progress-summary {
    margin-top: 8px;
    font-size: 12px;
    font-weight: 500;
}
.progress-summary--ok { color: var(--ok); }
.progress-summary--err { color: var(--danger-hover); }

/* ---------- Inline update status (legacy / fallback) ---------- */

.update-status {
    display: block;
    margin-top: 6px;
    padding: 6px 10px;
    border-radius: 6px;
    font-size: 11px;
    font-family: var(--mono);
    text-align: left;
    white-space: normal;
    border: 1px solid var(--border);
}
.update-status--pending {
    color: var(--warn);
    border-color: var(--warn);
    background: rgba(247,185,85,0.08);
    animation: update-pulse 1.4s ease-in-out infinite;
}
.update-status--ok {
    color: var(--ok);
    border-color: var(--ok);
    background: rgba(62,207,142,0.08);
}
.update-status--err {
    color: var(--danger-hover);
    border-color: var(--danger);
    background: rgba(229,72,77,0.08);
}
@keyframes update-pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.55; }
}

form[data-action="update"] button[disabled] {
    opacity: 0.6;
    cursor: wait;
}

/* ---------- btn-sm ---------- */
.btn-sm { padding: 5px 10px; font-size: 12px; }

/* ---------- Fieldset / radio groups ---------- */

.fieldset-group {
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 12px 16px;
    margin-bottom: 16px;
}
.fieldset-group legend {
    font-size: 13px;
    font-weight: 500;
    padding: 0 6px;
    color: var(--text-muted);
}
.radio-label {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
    cursor: pointer;
}
.radio-label:last-child { margin-bottom: 0; }
.radio-label input[type="radio"] { accent-color: var(--accent); }
.radio-label span { font-size: 14px; }

/* ---------- Badge demo mode ---------- */
.badge-demo { background: rgba(247,185,85,0.15); color: var(--warn); }
.badge-production { background: rgba(62,207,142,0.12); color: var(--ok); }

/* ---------- date input ---------- */
form input[type="date"],
form input[type="number"] {
    width: 100%;
    padding: 10px 12px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text);
    font: inherit;
    font-size: 14px;
}
form input[type="date"]:focus,
form input[type="number"]:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(124,92,255,0.15);
}