/* Sada DB Console design system.
   Tokens mirror the KubeBlocks Cloud console theme (shadcn/ui "neutral", primary #006bd6). */

:root {
  --radius: .625rem;
  --background: #fcfcfc; --foreground: #0a0a0a;
  --card: #fff; --card-foreground: #0a0a0a;
  --popover: #fff; --popover-foreground: #0a0a0a;
  --primary: #006bd6; --primary-foreground: #fafafa; --primary-hover: #005cb8;
  --secondary: #f5f5f5; --secondary-foreground: #171717;
  --muted: #f5f5f5; --muted-foreground: #737373;
  --accent: #f5f5f5; --accent-foreground: #171717;
  --destructive: #e40014; --destructive-foreground: #fff;
  --success: #00a544; --warning: #dd7400; --info: #0084cc;
  --border: #e5e5e5; --input: #e5e5e5; --ring: #a1a1a1;
  --chart-1: #006bd6; --chart-2: #00bb7f; --chart-3: #f99c00; --chart-4: #ac4bff; --chart-5: #ff2357;
  --sidebar: #fff; --sidebar-foreground: #0a0a0a; --sidebar-primary: #171717; --sidebar-primary-foreground: #fafafa;
  --sidebar-accent: #f5f5f5; --sidebar-accent-foreground: #171717; --sidebar-border: #e5e5e5; --sidebar-ring: #a1a1a1;
  --topbar: var(--background); --topbar-foreground: var(--foreground);
  --tone-success-bg: #dcfce7; --tone-success-fg: #016630;
  --tone-warning-bg: #fef3c6; --tone-warning-fg: #953d00;
  --tone-danger-bg: #ffe2e2; --tone-danger-fg: #9f0712;
  --tone-info-bg: #dbeafe; --tone-info-fg: #193cb8;
  --tone-neutral-bg: #f5f5f5; --tone-neutral-fg: #525252;
  --shadow-sm: 0 1px 2px 0 #0000000d; --shadow: 0 1px 3px 0 #0000001a, 0 1px 2px -1px #0000001a;
  --shadow-lg: 0 10px 15px -3px #0000001a, 0 4px 6px -4px #0000001a;
  --font-sans: "Geist", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  --sidebar-width: 16rem; --sidebar-width-icon: 3.25rem; --topbar-height: 3.5rem;
  color-scheme: light;
}
:root[data-theme="dark"] {
  --background: #0a0a0a; --foreground: #fafafa;
  --card: #171717; --card-foreground: #fafafa;
  --popover: #171717; --popover-foreground: #fafafa;
  --primary: #006bd6; --primary-foreground: #fafafa; --primary-hover: #1a7ee0;
  --secondary: #262626; --secondary-foreground: #fafafa;
  --muted: #262626; --muted-foreground: #a1a1a1;
  --accent: #262626; --accent-foreground: #fafafa;
  --destructive: #ff6568; --destructive-foreground: #0a0a0a;
  --success: #32d583; --warning: #fdb022; --info: #54a2ff;
  --border: #ffffff1a; --input: #ffffff26; --ring: #737373;
  --sidebar: #171717; --sidebar-foreground: #fafafa; --sidebar-primary: #1447e6; --sidebar-primary-foreground: #fafafa;
  --sidebar-accent: #262626; --sidebar-accent-foreground: #fafafa; --sidebar-border: #ffffff1a; --sidebar-ring: #737373;
  --tone-success-bg: #032e15; --tone-success-fg: #7bf1a8;
  --tone-warning-bg: #461901; --tone-warning-fg: #ffd236;
  --tone-danger-bg: #460809; --tone-danger-fg: #ffa3a3;
  --tone-info-bg: #162456; --tone-info-fg: #90c5ff;
  --tone-neutral-bg: #262626; --tone-neutral-fg: #a1a1a1;
  --shadow-sm: 0 1px 2px 0 #00000066; --shadow: 0 1px 3px 0 #00000080; --shadow-lg: 0 10px 15px -3px #00000099;
  color-scheme: dark;
}

/* ---------- base ---------- */
*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }
html { font-size: 14px; -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--background); color: var(--foreground); font: 400 1rem/1.5 var(--font-sans);
  -webkit-font-smoothing: antialiased; }
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3, h4 { margin: 0; font-weight: 600; letter-spacing: -.01em; }
h1 { font-size: 1.5rem; } h2 { font-size: 1.125rem; } h3 { font-size: 1rem; } h4 { font-size: .875rem; }
p { margin: 0; }
code, kbd, pre, .mono { font-family: var(--font-mono); font-size: .8125rem; }
code { background: var(--muted); padding: .1rem .35rem; border-radius: .3rem; word-break: break-all; }
pre { background: var(--muted); padding: .75rem 1rem; border-radius: var(--radius); overflow: auto; margin: 0; line-height: 1.45; }
pre code { background: none; padding: 0; }
hr { border: 0; border-top: 1px solid var(--border); margin: 1rem 0; }
:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; }
::selection { background: color-mix(in srgb, var(--primary) 25%, transparent); }
.muted { color: var(--muted-foreground); }
.small { font-size: .8125rem; } .xs { font-size: .75rem; }
.strong { font-weight: 600; }
.nowrap { white-space: nowrap; }
.truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.right { text-align: right; } .center { text-align: center; }
.hidden { display: none !important; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); border: 0; }
.row { display: flex; align-items: center; gap: .5rem; flex-wrap: wrap; }
.row.between { justify-content: space-between; }
.stack { display: flex; flex-direction: column; gap: .75rem; }
.grid { display: grid; gap: 1rem; }
.grid.cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid.cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid.cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.grid.auto { grid-template-columns: repeat(auto-fit, minmax(14rem, 1fr)); }
@media (max-width: 1100px) { .grid.cols-3, .grid.cols-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 720px) { .grid.cols-2, .grid.cols-3, .grid.cols-4 { grid-template-columns: 1fr; } }
.mt-1 { margin-top: .5rem; } .mt-2 { margin-top: 1rem; } .mt-3 { margin-top: 1.5rem; }
.mb-1 { margin-bottom: .5rem; } .mb-2 { margin-bottom: 1rem; }
.gap-1 { gap: .5rem; } .gap-2 { gap: 1rem; }
.w-full { width: 100%; } .flex-1 { flex: 1 1 auto; min-width: 0; }

/* ---------- app shell ---------- */
.app { display: grid; grid-template-columns: var(--sidebar-width) minmax(0, 1fr); min-height: 100vh; }
.app[data-collapsed="true"] { grid-template-columns: var(--sidebar-width-icon) minmax(0, 1fr); }
.sidebar { position: sticky; top: 0; height: 100vh; background: var(--sidebar); color: var(--sidebar-foreground);
  border-right: 1px solid var(--sidebar-border); display: flex; flex-direction: column; overflow: hidden; }
.sidebar-header { height: var(--topbar-height); display: flex; align-items: center; gap: .625rem; padding: 0 .875rem;
  border-bottom: 1px solid var(--sidebar-border); flex-shrink: 0; }
.brand { display: flex; align-items: center; gap: .625rem; color: var(--sidebar-foreground); font-weight: 600; min-width: 0; }
.brand:hover { text-decoration: none; }
.brand-mark { width: 1.75rem; height: 1.75rem; border-radius: .5rem; background: var(--primary); color: #fff; display: grid;
  place-items: center; font-weight: 700; flex-shrink: 0; }
.brand-text { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.brand-text small { display: block; font-weight: 400; font-size: .7rem; color: var(--muted-foreground); }
.sidebar-nav { flex: 1; overflow-y: auto; padding: .5rem; }
.nav-group { margin-bottom: .75rem; }
.nav-label { font-size: .7rem; text-transform: uppercase; letter-spacing: .06em; color: var(--muted-foreground);
  padding: .5rem .625rem .25rem; white-space: nowrap; }
.nav-item { display: flex; align-items: center; gap: .625rem; padding: .45rem .625rem; border-radius: .5rem;
  color: var(--sidebar-foreground); font-size: .875rem; white-space: nowrap; line-height: 1.25; }
.nav-item:hover { background: var(--sidebar-accent); text-decoration: none; }
.nav-item[aria-current="page"] { background: var(--sidebar-accent); font-weight: 600; color: var(--primary); }
.nav-item .icon { width: 1.05rem; height: 1.05rem; flex-shrink: 0; }
.nav-item .count { margin-left: auto; font-size: .7rem; background: var(--muted); color: var(--muted-foreground); padding: 0 .4rem; border-radius: 999px; }
.nav-sub { padding-left: 1.65rem; }
.sidebar-footer { border-top: 1px solid var(--sidebar-border); padding: .5rem; }
.app[data-collapsed="true"] .brand-text, .app[data-collapsed="true"] .nav-label, .app[data-collapsed="true"] .nav-item span,
.app[data-collapsed="true"] .nav-item .count, .app[data-collapsed="true"] .sidebar-cluster-meta { display: none; }
.app[data-collapsed="true"] .nav-item { justify-content: center; padding: .55rem 0; }
.app[data-collapsed="true"] .nav-sub { padding-left: 0; }
.sidebar-cluster { padding: .75rem .875rem; border-bottom: 1px solid var(--sidebar-border); }
.sidebar-cluster .back { font-size: .8125rem; color: var(--muted-foreground); display: inline-flex; align-items: center; gap: .3rem; }
.sidebar-cluster-meta { margin-top: .5rem; min-width: 0; }
.sidebar-cluster-meta .name { font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.main { display: flex; flex-direction: column; min-width: 0; }
.topbar { position: sticky; top: 0; z-index: 30; height: var(--topbar-height); display: flex; align-items: center; gap: .75rem;
  padding: 0 1.25rem; background: color-mix(in srgb, var(--topbar) 85%, transparent); backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border); }
.topbar .spacer { flex: 1; }
.breadcrumb { display: flex; align-items: center; gap: .4rem; font-size: .875rem; color: var(--muted-foreground); min-width: 0; }
.breadcrumb a { color: inherit; }
.breadcrumb .sep { opacity: .5; }
.breadcrumb .current { color: var(--foreground); font-weight: 500; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.content { padding: 1.5rem 1.5rem 3rem; max-width: 1480px; width: 100%; }
.page-header { display: flex; align-items: flex-start; justify-content: space-between; gap: 1rem; margin-bottom: 1.25rem; flex-wrap: wrap; }
.page-header .desc { color: var(--muted-foreground); margin-top: .25rem; font-size: .875rem; }
@media (max-width: 900px) {
  .app, .app[data-collapsed="true"] { grid-template-columns: 1fr; }
  .sidebar { position: fixed; inset: 0 auto 0 0; width: var(--sidebar-width); z-index: 50; transform: translateX(-100%); transition: transform .2s; }
  .app[data-mobile-open="true"] .sidebar { transform: none; box-shadow: var(--shadow-lg); }
  .app[data-collapsed="true"] .brand-text, .app[data-collapsed="true"] .nav-label, .app[data-collapsed="true"] .nav-item span { display: initial; }
  .app[data-collapsed="true"] .nav-item { justify-content: flex-start; padding: .45rem .625rem; }
  .content { padding: 1rem; }
}

/* ---------- buttons ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: .4rem; height: 2.25rem; padding: 0 .875rem;
  border-radius: .5rem; border: 1px solid var(--border); background: var(--card); color: var(--foreground); font: inherit;
  font-size: .875rem; font-weight: 500; cursor: pointer; white-space: nowrap; transition: background .12s, border-color .12s, color .12s; }
.btn:hover { background: var(--accent); text-decoration: none; }
.btn:disabled, .btn[aria-disabled="true"] { opacity: .5; cursor: not-allowed; pointer-events: none; }
.btn.primary { background: var(--primary); border-color: var(--primary); color: var(--primary-foreground); }
.btn.primary:hover { background: var(--primary-hover); border-color: var(--primary-hover); }
.btn.secondary { background: var(--secondary); border-color: var(--secondary); color: var(--secondary-foreground); }
.btn.ghost { background: transparent; border-color: transparent; }
.btn.ghost:hover { background: var(--accent); }
.btn.destructive { background: var(--destructive); border-color: var(--destructive); color: var(--destructive-foreground); }
.btn.destructive.outline { background: transparent; color: var(--destructive); }
.btn.destructive.outline:hover { background: var(--tone-danger-bg); }
.btn.link { border: 0; background: none; color: var(--primary); padding: 0; height: auto; }
.btn.sm { height: 2rem; padding: 0 .625rem; font-size: .8125rem; }
.btn.xs { height: 1.6rem; padding: 0 .5rem; font-size: .75rem; border-radius: .4rem; }
.btn.icon { width: 2.25rem; padding: 0; }
.btn.icon.sm { width: 2rem; } .btn.icon.xs { width: 1.6rem; }
.btn .icon, .icon { width: 1rem; height: 1rem; flex-shrink: 0; }
.btn.loading::before { content: ""; width: .85rem; height: .85rem; border: 2px solid currentColor; border-right-color: transparent;
  border-radius: 50%; animation: spin .7s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.btn-group { display: inline-flex; gap: .5rem; flex-wrap: wrap; }

/* ---------- forms ---------- */
.field { display: flex; flex-direction: column; gap: .35rem; min-width: 0; }
.field > label, .label { font-size: .875rem; font-weight: 500; }
.field .hint { font-size: .75rem; color: var(--muted-foreground); }
.field .error { font-size: .75rem; color: var(--destructive); }
.input, .select, .textarea { width: 100%; height: 2.25rem; padding: 0 .75rem; border: 1px solid var(--input); border-radius: .5rem;
  background: var(--card); color: var(--foreground); font: inherit; font-size: .875rem; }
.textarea { height: auto; min-height: 5rem; padding: .5rem .75rem; resize: vertical; }
.select { appearance: none; padding-right: 2rem; background-image: 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='%23737373' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right .6rem center; }
.input:focus, .select:focus, .textarea:focus { outline: 2px solid color-mix(in srgb, var(--primary) 50%, transparent); outline-offset: 0; border-color: var(--primary); }
.input[aria-invalid="true"], .select[aria-invalid="true"] { border-color: var(--destructive); }
.input.sm, .select.sm { height: 2rem; font-size: .8125rem; }
.input-group { display: flex; }
.input-group .input { border-radius: .5rem 0 0 .5rem; }
.input-group .btn { border-radius: 0 .5rem .5rem 0; border-left: 0; }
.search { position: relative; }
.search .input { padding-left: 2.1rem; }
.search .icon { position: absolute; left: .7rem; top: 50%; transform: translateY(-50%); color: var(--muted-foreground); }
.form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem 1.25rem; }
.form-grid .span-2 { grid-column: span 2; }
@media (max-width: 720px) { .form-grid { grid-template-columns: 1fr; } .form-grid .span-2 { grid-column: span 1; } }
.check { display: inline-flex; align-items: center; gap: .5rem; font-size: .875rem; cursor: pointer; }
.check input { width: 1rem; height: 1rem; accent-color: var(--primary); margin: 0; }
.switch { position: relative; display: inline-flex; align-items: center; gap: .5rem; cursor: pointer; font-size: .875rem; }
.switch input { position: absolute; opacity: 0; width: 0; height: 0; }
.switch .track { width: 2.25rem; height: 1.25rem; border-radius: 999px; background: var(--input); position: relative; transition: background .15s; flex-shrink: 0; }
.switch .track::after { content: ""; position: absolute; top: .125rem; left: .125rem; width: 1rem; height: 1rem; border-radius: 50%; background: #fff; box-shadow: var(--shadow); transition: transform .15s; }
.switch input:checked + .track { background: var(--primary); }
.switch input:checked + .track::after { transform: translateX(1rem); }
.switch input:focus-visible + .track { outline: 2px solid var(--primary); outline-offset: 2px; }
.radio-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(11rem, 1fr)); gap: .75rem; }
.radio-card { border: 1px solid var(--border); border-radius: var(--radius); padding: .75rem .875rem; cursor: pointer; display: flex; gap: .625rem; align-items: flex-start; background: var(--card); }
.radio-card input { margin-top: .2rem; accent-color: var(--primary); }
.radio-card:has(input:checked) { border-color: var(--primary); box-shadow: 0 0 0 1px var(--primary); }
.radio-card .title { font-weight: 600; font-size: .875rem; }
.radio-card .desc { font-size: .75rem; color: var(--muted-foreground); }
.segment { display: inline-flex; background: var(--muted); border-radius: .5rem; padding: .2rem; gap: .2rem; }
.segment label, .segment a { padding: .3rem .75rem; border-radius: .4rem; font-size: .8125rem; cursor: pointer; color: var(--muted-foreground); }
.segment input { display: none; }
.segment label:has(input:checked), .segment a[aria-current="page"] { background: var(--card); color: var(--foreground); box-shadow: var(--shadow-sm); text-decoration: none; }

/* ---------- cards / kv / stats ---------- */
.card { background: var(--card); color: var(--card-foreground); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow-sm); }
.card-header { display: flex; align-items: flex-start; justify-content: space-between; gap: 1rem; padding: 1rem 1.25rem; }
.card-header.bordered { border-bottom: 1px solid var(--border); }
.card-title { font-size: 1rem; font-weight: 600; }
.card-desc { font-size: .8125rem; color: var(--muted-foreground); margin-top: .15rem; }
.card-body { padding: 1rem 1.25rem; }
.card-header + .card-body { padding-top: 0; }
.card-footer { padding: .75rem 1.25rem; border-top: 1px solid var(--border); display: flex; gap: .5rem; justify-content: flex-end; }
.card.flush .card-body { padding: 0; }
.pad-lg { padding: 1.75rem; }
.kv { display: grid; grid-template-columns: repeat(auto-fit, minmax(13rem, 1fr)); gap: .875rem 1.5rem; }
.kv > div { min-width: 0; }
.kv dt { font-size: .75rem; color: var(--muted-foreground); margin-bottom: .15rem; }
.kv dd { margin: 0; font-size: .875rem; overflow-wrap: anywhere; display: flex; align-items: center; gap: .35rem; flex-wrap: wrap; }
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(11rem, 1fr)); gap: 1rem; }
.stat { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 1rem 1.25rem; }
.stat .label { font-size: .75rem; color: var(--muted-foreground); font-weight: 400; }
.stat .value { font-size: 1.5rem; font-weight: 600; margin-top: .25rem; letter-spacing: -.02em; }
.stat .sub { font-size: .75rem; color: var(--muted-foreground); margin-top: .25rem; }
.stat.clickable { cursor: pointer; } .stat.clickable:hover { border-color: var(--primary); }

/* ---------- badges / tags ---------- */
.badge { display: inline-flex; align-items: center; gap: .3rem; padding: .1rem .55rem; border-radius: 999px; font-size: .75rem; font-weight: 500;
  background: var(--tone-neutral-bg); color: var(--tone-neutral-fg); white-space: nowrap; line-height: 1.4; }
.badge .dot { width: .45rem; height: .45rem; border-radius: 50%; background: currentColor; }
.badge.success { background: var(--tone-success-bg); color: var(--tone-success-fg); }
.badge.warning { background: var(--tone-warning-bg); color: var(--tone-warning-fg); }
.badge.danger { background: var(--tone-danger-bg); color: var(--tone-danger-fg); }
.badge.info { background: var(--tone-info-bg); color: var(--tone-info-fg); }
.badge.outline { background: transparent; border: 1px solid var(--border); color: var(--foreground); }
.badge.pulse .dot { animation: pulse 1.2s ease-in-out infinite; }
@keyframes pulse { 50% { opacity: .3; } }
.engine-mark { display: inline-flex; align-items: center; gap: .4rem; font-weight: 500; }
.engine-mark .logo { width: 1.25rem; height: 1.25rem; border-radius: .35rem; display: grid; place-items: center; font-size: .65rem; font-weight: 700; color: #fff; }
.engine-mark.mysql .logo { background: #00758f; } .engine-mark.mariadb .logo { background: #c0504d; } .engine-mark.postgresql .logo { background: #336791; }
.engine-mark.redis .logo { background: #d82c20; } .engine-mark.mongodb .logo { background: #13aa52; }
.tag { display: inline-flex; align-items: center; gap: .25rem; border: 1px solid var(--border); border-radius: .4rem; padding: 0 .45rem; font-size: .75rem; background: var(--muted); }
.tag b { font-weight: 600; }

/* ---------- tables ---------- */
.table-wrap { overflow-x: auto; }
table.table { width: 100%; border-collapse: collapse; font-size: .875rem; }
.table th, .table td { text-align: left; padding: .65rem .875rem; border-bottom: 1px solid var(--border); vertical-align: middle; }
.table th { font-size: .75rem; font-weight: 500; color: var(--muted-foreground); white-space: nowrap; background: var(--card); position: sticky; top: 0; z-index: 1; }
.table th.sortable { cursor: pointer; user-select: none; }
.table th.sortable::after { content: " ↕"; opacity: .4; }
.table th[aria-sort="ascending"]::after { content: " ↑"; opacity: 1; }
.table th[aria-sort="descending"]::after { content: " ↓"; opacity: 1; }
.table tbody tr:hover { background: color-mix(in srgb, var(--accent) 60%, transparent); }
.table tbody tr:last-child td { border-bottom: 0; }
.table td.actions { text-align: right; white-space: nowrap; }
.table.compact th, .table.compact td { padding: .45rem .625rem; font-size: .8125rem; }
.table .num { text-align: right; font-variant-numeric: tabular-nums; }
.table-toolbar { display: flex; align-items: center; gap: .625rem; padding: .875rem 1.25rem; border-bottom: 1px solid var(--border); flex-wrap: wrap; }
.table-toolbar .search { flex: 1 1 14rem; max-width: 22rem; }
.table-footer { display: flex; align-items: center; justify-content: space-between; gap: .75rem; padding: .625rem 1.25rem; border-top: 1px solid var(--border); font-size: .8125rem; color: var(--muted-foreground); flex-wrap: wrap; }
.empty { text-align: center; padding: 3rem 1rem; color: var(--muted-foreground); }
.empty .icon { width: 2.5rem; height: 2.5rem; margin: 0 auto .75rem; opacity: .5; }
.empty h3 { color: var(--foreground); margin-bottom: .25rem; }

/* ---------- tabs ---------- */
.tabs { display: flex; gap: 1.25rem; border-bottom: 1px solid var(--border); margin-bottom: 1rem; overflow-x: auto; }
.tabs a, .tabs button { padding: .6rem .125rem; font-size: .875rem; color: var(--muted-foreground); border: 0; border-bottom: 2px solid transparent; background: none; cursor: pointer; font: inherit; white-space: nowrap; margin-bottom: -1px; }
.tabs a[aria-current="page"], .tabs button[aria-selected="true"] { color: var(--foreground); border-bottom-color: var(--primary); font-weight: 500; text-decoration: none; }
.tabs a:hover { color: var(--foreground); text-decoration: none; }
[role="tabpanel"][hidden] { display: none; }

/* ---------- dropdown / dialog / drawer / toast ---------- */
.menu { position: relative; display: inline-block; }
.menu-list { position: absolute; right: 0; top: calc(100% + .25rem); min-width: 11rem; background: var(--popover); color: var(--popover-foreground);
  border: 1px solid var(--border); border-radius: .6rem; box-shadow: var(--shadow-lg); padding: .3rem; z-index: 40; display: none; }
.menu-list.left { right: auto; left: 0; }
.menu[data-open="true"] .menu-list { display: block; }
.menu-item { display: flex; align-items: center; gap: .5rem; width: 100%; padding: .45rem .6rem; border-radius: .4rem; font-size: .875rem; color: inherit; background: none; border: 0; cursor: pointer; text-align: left; font: inherit; }
.menu-item:hover { background: var(--accent); text-decoration: none; }
.menu-item.danger { color: var(--destructive); }
.menu-item[aria-disabled="true"] { opacity: .5; pointer-events: none; }
.menu-sep { height: 1px; background: var(--border); margin: .3rem 0; }
.menu-label { font-size: .7rem; color: var(--muted-foreground); padding: .3rem .6rem; }
dialog.dialog { border: 1px solid var(--border); border-radius: var(--radius); background: var(--card); color: var(--card-foreground);
  padding: 0; width: min(32rem, calc(100vw - 2rem)); box-shadow: var(--shadow-lg); }
dialog.dialog.lg { width: min(48rem, calc(100vw - 2rem)); }
dialog.dialog.xl { width: min(64rem, calc(100vw - 2rem)); }
dialog.dialog::backdrop { background: #00000066; backdrop-filter: blur(2px); }
.dialog-header { padding: 1.25rem 1.25rem .5rem; }
.dialog-title { font-size: 1.05rem; font-weight: 600; }
.dialog-desc { font-size: .8125rem; color: var(--muted-foreground); margin-top: .25rem; }
.dialog-body { padding: .5rem 1.25rem 1rem; display: flex; flex-direction: column; gap: .875rem; max-height: 70vh; overflow: auto; }
.dialog-footer { padding: .75rem 1.25rem 1.25rem; display: flex; justify-content: flex-end; gap: .5rem; }
.drawer { position: fixed; top: 0; right: 0; height: 100vh; width: min(40rem, 100vw); background: var(--card); border-left: 1px solid var(--border);
  box-shadow: var(--shadow-lg); z-index: 45; transform: translateX(100%); transition: transform .2s; display: flex; flex-direction: column; }
.drawer[data-open="true"] { transform: none; }
.drawer-header { display: flex; align-items: center; justify-content: space-between; padding: 1rem 1.25rem; border-bottom: 1px solid var(--border); }
.drawer-body { flex: 1; overflow: auto; padding: 1rem 1.25rem; }
.overlay { position: fixed; inset: 0; background: #00000055; z-index: 44; display: none; }
.overlay[data-open="true"] { display: block; }
.toasts { position: fixed; top: 1rem; left: 50%; transform: translateX(-50%); z-index: 100; display: flex; flex-direction: column; gap: .5rem; width: min(28rem, calc(100vw - 2rem)); }
.toast { background: var(--popover); color: var(--popover-foreground); border: 1px solid var(--border); border-left: 4px solid var(--success); border-radius: .6rem;
  padding: .7rem .9rem; box-shadow: var(--shadow-lg); font-size: .875rem; display: flex; gap: .5rem; align-items: flex-start; animation: toast-in .18s ease-out; }
.toast.error { border-left-color: var(--destructive); } .toast.warning { border-left-color: var(--warning); } .toast.info { border-left-color: var(--info); }
.toast .close { margin-left: auto; background: none; border: 0; color: var(--muted-foreground); cursor: pointer; font-size: 1rem; line-height: 1; }
@keyframes toast-in { from { opacity: 0; transform: translateY(-.5rem); } }
.callout { border: 1px solid var(--border); border-radius: var(--radius); padding: .75rem 1rem; font-size: .875rem; display: flex; gap: .6rem; align-items: flex-start; background: var(--card); }
.callout.info { border-color: color-mix(in srgb, var(--info) 40%, transparent); background: var(--tone-info-bg); color: var(--tone-info-fg); }
.callout.warning { border-color: color-mix(in srgb, var(--warning) 40%, transparent); background: var(--tone-warning-bg); color: var(--tone-warning-fg); }
.callout.danger { border-color: color-mix(in srgb, var(--destructive) 40%, transparent); background: var(--tone-danger-bg); color: var(--tone-danger-fg); }
.callout.success { background: var(--tone-success-bg); color: var(--tone-success-fg); }
.callout .icon { flex-shrink: 0; margin-top: .1rem; }

/* ---------- progress / skeleton / misc ---------- */
.progress { height: .45rem; background: var(--muted); border-radius: 999px; overflow: hidden; min-width: 4rem; }
.progress > span { display: block; height: 100%; background: var(--primary); border-radius: 999px; transition: width .3s; }
.progress.warning > span { background: var(--warning); } .progress.danger > span { background: var(--destructive); }
.usage { display: flex; align-items: center; gap: .5rem; font-size: .8125rem; min-width: 8rem; }
.skeleton { background: linear-gradient(90deg, var(--muted) 25%, var(--accent) 37%, var(--muted) 63%); background-size: 400% 100%; animation: shimmer 1.4s infinite; border-radius: .4rem; height: 1rem; }
@keyframes shimmer { 0% { background-position: 100% 0; } 100% { background-position: 0 0; } }
.avatar.sm { width: 1.5rem; height: 1.5rem; font-size: .65rem; }
.avatar { width: 2rem; height: 2rem; border-radius: 50%; background: var(--primary); color: #fff; display: grid; place-items: center; font-size: .8rem; font-weight: 600; }
.secret { font-family: var(--font-mono); letter-spacing: .08em; }
.copy { cursor: copy; }
.copy.copied { outline: 2px solid var(--success); outline-offset: 1px; border-radius: .3rem; }
.divider-v { width: 1px; align-self: stretch; background: var(--border); }
.kbd { border: 1px solid var(--border); border-bottom-width: 2px; border-radius: .3rem; padding: 0 .3rem; font-size: .7rem; background: var(--muted); }
.steps { display: flex; gap: .5rem; align-items: center; font-size: .8125rem; color: var(--muted-foreground); flex-wrap: wrap; }
.steps .step { display: inline-flex; align-items: center; gap: .4rem; }
.steps .step .n { width: 1.4rem; height: 1.4rem; border-radius: 50%; border: 1px solid var(--border); display: grid; place-items: center; font-size: .7rem; }
.steps .step[aria-current="step"] { color: var(--foreground); font-weight: 500; }
.steps .step[aria-current="step"] .n { background: var(--primary); border-color: var(--primary); color: #fff; }
.steps .step.done .n { background: var(--tone-success-bg); border-color: transparent; color: var(--tone-success-fg); }
.timeline { list-style: none; margin: 0; padding: 0 0 0 1rem; border-left: 2px solid var(--border); }
.timeline li { position: relative; padding: 0 0 1rem 1rem; font-size: .875rem; }
.timeline li::before { content: ""; position: absolute; left: calc(-1rem - 5px); top: .35rem; width: 8px; height: 8px; border-radius: 50%; background: var(--muted-foreground); }
.timeline li.success::before { background: var(--success); } .timeline li.danger::before { background: var(--destructive); } .timeline li.running::before { background: var(--primary); }
.topology { display: flex; gap: 1rem; flex-wrap: wrap; align-items: stretch; }
.node { border: 1px solid var(--border); border-radius: var(--radius); padding: .75rem .875rem; min-width: 12rem; background: var(--card); cursor: pointer; }
.node:hover { border-color: var(--primary); }
.node .role { font-size: .7rem; text-transform: uppercase; letter-spacing: .05em; color: var(--muted-foreground); }
.node.primary { border-color: color-mix(in srgb, var(--primary) 60%, var(--border)); }
.node .name { font-family: var(--font-mono); font-size: .8rem; margin: .2rem 0; }
.chart { width: 100%; min-height: 220px; }
.chart-title { font-size: .8125rem; font-weight: 500; margin-bottom: .25rem; }
.log-view { background: #0f1115; color: #e6e8ec; font-family: var(--font-mono); font-size: .78rem; line-height: 1.5; padding: .75rem 1rem; border-radius: var(--radius); overflow: auto; max-height: 70vh; white-space: pre-wrap; word-break: break-all; }
.log-view .ts { color: #98a2b3; }
.log-view mark { background: #f99c00; color: #000; }
.terminal { background: #000; border-radius: var(--radius); padding: .5rem; height: 60vh; }
.login-wrap { min-height: 100vh; display: grid; place-items: center; padding: 1rem; background: var(--background); }
.login-card { width: 100%; max-width: 24rem; }
.login-card .brand { justify-content: center; margin-bottom: .5rem; }
@media print { .sidebar, .topbar, .btn, .menu { display: none !important; } .app { grid-template-columns: 1fr; } }