:root {
  color-scheme: dark;
  --bg: #0a0a0b;
  --panel: #111113;
  --panel-raised: #161618;
  --text: #ededee;
  --muted: #8b8b93;
  --faint: #55555e;
  --line: #252529;
  --line-strong: #34343a;
  --accent: #818cf8;
  --accent-hover: #a5b4fc;
  --accent-soft: rgba(129, 140, 248, .11);
  --danger: #f87171;
  --success: #34d399;
  --shadow: 0 18px 60px rgba(0, 0, 0, .24);
  --font-body: 'Hanken Grotesk', system-ui, sans-serif;
  --font-display: 'Instrument Serif', Georgia, serif;
  --font-mono: 'JetBrains Mono', ui-monospace, monospace;
  --sidebar-width: 264px;
}

[data-theme='light'] {
  color-scheme: light;
  --bg: #f4f3f0;
  --panel: #fbfaf8;
  --panel-raised: #ffffff;
  --text: #202023;
  --muted: #6f6f75;
  --faint: #a5a3a0;
  --line: #dfddd8;
  --line-strong: #c9c6c0;
  --accent: #4f46e5;
  --accent-hover: #4338ca;
  --accent-soft: rgba(79, 70, 229, .08);
  --danger: #dc2626;
  --success: #059669;
  --shadow: 0 18px 60px rgba(54, 50, 43, .10);
}

*, *::before, *::after { box-sizing: border-box; }
html { min-width: 320px; background: var(--bg); }
body {
  margin: 0;
  min-height: 100dvh;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}
button, input { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
a { color: inherit; }
::selection { background: var(--accent); color: #0a0a0b; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
.hidden { display: none !important; }

.brand, .login-brand {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: -.035em;
  text-decoration: none;
}
.brand-mark { width: 7px; height: 7px; background: var(--accent); border-radius: 50%; box-shadow: 0 0 0 4px var(--accent-soft); }
.eyebrow, .breadcrumb, .environment, .nav-group, .login-foot, .header-status, .content-rule, .nav-index {
  font-family: var(--font-mono);
  letter-spacing: .075em;
  text-transform: uppercase;
}

/* Login is deliberately quiet: credentials remain the only focal point. */
.login-page { min-height: 100dvh; display: grid; place-items: center; padding: 28px; }
.login-frame { width: min(100%, 960px); position: relative; padding: 26px; border: 1px solid var(--line); }
.login-frame::before, .login-frame::after { content: ''; position: absolute; background: var(--accent); }
.login-frame::before { width: 24px; height: 1px; left: -1px; top: -1px; }
.login-frame::after { width: 1px; height: 24px; left: -1px; top: -1px; }
.login-brand { position: absolute; top: 25px; left: 26px; }
.login-card { width: min(100%, 430px); margin: 58px auto 48px; padding: 48px; background: var(--panel); border: 1px solid var(--line); box-shadow: var(--shadow); }
.login-card .eyebrow { margin: 0 0 28px; color: var(--accent); font-size: 10px; }
.login-card h1 { margin: 0; font-family: var(--font-body); font-size: clamp(42px, 7vw, 64px); line-height: .9; letter-spacing: -.065em; font-weight: 600; }
.login-card h1 em { color: var(--muted); font-family: var(--font-display); font-weight: 400; letter-spacing: -.02em; }
.login-note { max-width: 310px; margin: 27px 0 31px; color: var(--muted); }
.login-form { display: grid; }
.login-form label { margin: 15px 0 7px; color: var(--muted); font-size: 12px; font-weight: 600; }
.login-form input { width: 100%; min-height: 46px; padding: 10px 12px; color: var(--text); background: var(--bg); border: 1px solid var(--line-strong); border-radius: 0; }
.login-form input:focus { border-color: var(--accent); outline: 1px solid var(--accent); }
.form-error { min-height: 21px; margin: 9px 0 5px; color: var(--danger); font-size: 12px; }
.button { min-height: 46px; border: 1px solid transparent; padding: 10px 14px; cursor: pointer; font-weight: 600; }
.button-primary { display: flex; justify-content: space-between; align-items: center; background: var(--accent); color: #0a0a0b; }
.button-primary:hover { background: var(--accent-hover); }
.button:disabled { cursor: wait; opacity: .55; }
.login-foot { margin: 0; color: var(--faint); font-size: 9px; }

/* App shell */
.app-shell { display: grid; grid-template-columns: var(--sidebar-width) minmax(0, 1fr); min-height: 100dvh; }
.sidebar { position: sticky; z-index: 30; top: 0; height: 100dvh; display: flex; flex-direction: column; background: var(--panel); border-right: 1px solid var(--line); }
.sidebar-head { display: flex; align-items: center; justify-content: space-between; min-height: 82px; padding: 0 22px; border-bottom: 1px solid var(--line); }
.environment { color: var(--faint); font-size: 8px; }
.sidebar-nav { flex: 1; padding: 17px 13px; overflow: auto; scrollbar-width: thin; scrollbar-color: var(--line-strong) transparent; }
.nav-section + .nav-section { margin-top: 22px; }
.nav-group { margin: 0 9px 7px; color: var(--faint); font-size: 9px; font-weight: 500; }
.nav-link { position: relative; display: grid; grid-template-columns: 27px 1fr 16px; align-items: center; min-height: 38px; padding: 0 9px; color: var(--muted); text-decoration: none; border-left: 1px solid transparent; }
.nav-index { color: var(--faint); font-size: 8px; }
.nav-arrow { opacity: 0; color: var(--accent); transform: translate(-3px, 3px); }
.nav-link:hover { color: var(--text); background: var(--accent-soft); }
.nav-link.active { color: var(--text); background: var(--accent-soft); border-left-color: var(--accent); }
.nav-link.active .nav-index { color: var(--accent); }
.nav-link.active .nav-arrow { opacity: 1; transform: translate(0, 0); }
.sidebar-foot { min-height: 64px; padding: 0 22px; display: flex; align-items: center; justify-content: space-between; gap: 12px; border-top: 1px solid var(--line); color: var(--muted); font-size: 11px; }
.status-dot { display: inline-block; width: 6px; height: 6px; margin-right: 5px; border-radius: 50%; background: var(--success); }
.text-button { padding: 4px 0; border: 0; color: var(--muted); background: transparent; cursor: pointer; }
.text-button:hover { color: var(--text); }

.main-content { min-width: 0; padding: 0 clamp(24px, 4.5vw, 72px) 48px; }
.content-header { min-height: 132px; display: flex; align-items: center; gap: 18px; }
.title-block { min-width: 0; }
.breadcrumb { margin: 0 0 7px; color: var(--faint); font-size: 9px; }
.breadcrumb span { color: var(--accent); padding: 0 4px; }
.content-header h1 { margin: 0; font-size: clamp(32px, 4vw, 48px); line-height: 1; font-weight: 600; letter-spacing: -.055em; }
.header-actions { margin-left: auto; display: flex; align-items: center; gap: 15px; }
.header-status { color: var(--muted); font-size: 8px; }
.icon-button { width: 38px; height: 38px; display: inline-grid; place-items: center; color: var(--text); background: var(--panel); border: 1px solid var(--line); cursor: pointer; }
.icon-button:hover { border-color: var(--line-strong); background: var(--panel-raised); }
.menu-toggle { display: none; }
.menu-toggle span { display: block; width: 14px; height: 1px; background: currentColor; }
.menu-toggle span + span { margin-top: 5px; width: 9px; justify-self: start; margin-left: 11px; }
.content-rule { height: 27px; display: flex; align-items: flex-start; justify-content: space-between; border-top: 1px solid var(--line); color: var(--faint); font-size: 8px; padding-top: 7px; }
.page-outlet { min-height: 360px; animation: page-enter 120ms ease-out both; }

/* Shared routed states. Future page tasks can replace these without changing shell geometry. */
.page-state { min-height: 340px; display: grid; align-content: center; justify-items: start; position: relative; padding: clamp(28px, 5vw, 64px); background: var(--panel); border: 1px solid var(--line); }
.page-state::before { content: '○'; position: absolute; right: clamp(24px, 6vw, 76px); top: 50%; color: var(--line-strong); font: 100px/1 var(--font-display); transform: translateY(-50%); }
.page-state .state-code { margin: 0 0 28px; color: var(--accent); font: 9px/1 var(--font-mono); letter-spacing: .08em; text-transform: uppercase; }
.page-state h2 { position: relative; margin: 0 0 10px; max-width: 560px; font-family: var(--font-display); font-size: clamp(34px, 5vw, 56px); font-weight: 400; line-height: .96; }
.page-state p { position: relative; max-width: 500px; margin: 0; color: var(--muted); }
.page-state button { position: relative; min-height: 40px; margin-top: 20px; padding: 8px 14px; color: #0a0a0b; background: var(--accent); border: 0; font-weight: 600; cursor: pointer; }
.page-state--loading { min-height: 340px; align-content: end; }
.page-state--loading::after { content: ''; position: absolute; left: clamp(28px, 5vw, 64px); top: clamp(28px, 5vw, 64px); width: min(62%, 520px); height: 82px; border-top: 12px solid var(--line-strong); border-bottom: 42px solid var(--line); opacity: .55; }
.page-skeleton { min-height: 340px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.page-skeleton::before, .page-skeleton::after { content: ''; background: var(--panel); }
.toast-region { position: fixed; z-index: 80; right: 20px; bottom: 20px; display: grid; gap: 8px; width: min(360px, calc(100vw - 40px)); }
#modalHost { position: relative; z-index: 90; }
.drawer-backdrop { display: none; }

@keyframes page-enter {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 840px) {
  .app-shell { display: block; }
  .sidebar { position: fixed; left: 0; width: min(86vw, var(--sidebar-width)); transform: translateX(-102%); box-shadow: var(--shadow); }
  .sidebar.drawer-open { transform: translateX(0); }
  .drawer-backdrop { position: fixed; z-index: 25; inset: 0; width: 100%; height: 100%; padding: 0; border: 0; background: rgba(0, 0, 0, .56); opacity: 0; pointer-events: none; display: block; }
  .drawer-backdrop.visible { opacity: 1; pointer-events: auto; }
  body.drawer-active { overflow: hidden; }
  .main-content { padding-inline: 20px; }
  .content-header { min-height: 104px; }
  .menu-toggle { display: inline-grid; }
  .header-status { display: none; }
  .page-state::before { display: none; }
}

@media (max-width: 520px) {
  .login-page { padding: 14px; }
  .login-frame { padding: 18px; }
  .login-brand { top: 18px; left: 18px; }
  .login-card { margin: 48px 0 36px; padding: 34px 24px; }
  .main-content { padding-inline: 15px; }
  .content-header { gap: 12px; }
  .content-header h1 { font-size: 30px; }
  .theme-toggle { width: 36px; height: 36px; }
  .page-state { min-height: 300px; padding: 28px 22px; }
  .page-skeleton { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: no-preference) {
  .nav-link, .nav-arrow, .icon-button, .button, .sidebar, .drawer-backdrop { transition: opacity 120ms ease, transform 120ms ease; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}

/* Operational pages */
.overview-grid { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 1px; margin-bottom: 18px; background: var(--line); border: 1px solid var(--line); }
.metric-card { min-height: 156px; padding: 22px; background: var(--panel); }
.metric-card__label { margin: 0 0 24px; color: var(--muted); font: 9px/1 var(--font-mono); letter-spacing: .08em; text-transform: uppercase; }
.metric-card strong { display: block; overflow-wrap: anywhere; font-size: clamp(25px, 3vw, 38px); line-height: 1; letter-spacing: -.045em; }
.metric-card p:last-child { margin: 11px 0 0; color: var(--muted); font-size: 11px; }
.page-panel { background: var(--panel); border: 1px solid var(--line); }
.page-panel__head { min-height: 88px; display: flex; align-items: center; justify-content: space-between; gap: 18px; padding: 19px 22px; border-bottom: 1px solid var(--line); }
.page-panel__head .eyebrow { margin: 0 0 6px; color: var(--accent); font-size: 8px; }
.page-panel__head h2 { margin: 0; font-size: 22px; letter-spacing: -.035em; }
.button-secondary { color: var(--text); background: transparent; border-color: var(--line-strong); }
.button-danger { color: #fff; background: var(--danger); border-color: var(--danger); }
.source-list { display: grid; }
.source-list > div { min-height: 48px; display: flex; align-items: center; justify-content: space-between; padding: 0 22px; border-top: 1px solid var(--line); }
.source-list > div:first-child { border-top: 0; }
.source-list span { color: var(--muted); }
.muted-copy { padding: 22px; margin: 0; color: var(--muted); }
.search-field { display: grid; grid-template-columns: auto minmax(180px, 420px); align-items: center; justify-content: end; gap: 12px; min-height: 66px; padding: 12px 22px; border-bottom: 1px solid var(--line); color: var(--muted); font-size: 11px; }
.search-field input, .modal-field__control { width: 100%; min-height: 40px; padding: 8px 11px; color: var(--text); background: var(--bg); border: 1px solid var(--line-strong); border-radius: 0; }
.table-wrap { overflow: auto; }
.data-table { width: 100%; border-collapse: collapse; text-align: left; }
.data-table th { padding: 10px 14px; color: var(--faint); background: var(--bg); font: 8px/1 var(--font-mono); letter-spacing: .07em; text-transform: uppercase; white-space: nowrap; }
.data-table td { padding: 14px; border-top: 1px solid var(--line); vertical-align: top; }
.data-table td strong, .data-table td small { display: block; }
.data-table td small { margin-top: 4px; color: var(--muted); }
.data-table--keys { min-width: 1040px; }
.mono { font-family: var(--font-mono); font-size: 12px; }
.status-pill { display: inline-flex; align-items: center; min-height: 24px; padding: 0 8px; border: 1px solid var(--line-strong); color: var(--muted); font-size: 10px; }
.status-pill.is-success { color: var(--success); border-color: color-mix(in srgb, var(--success) 40%, var(--line)); }
.row-actions { display: flex; flex-wrap: wrap; gap: 5px; min-width: 240px; }
.row-actions button { min-height: 29px; padding: 4px 7px; border: 1px solid var(--line-strong); color: var(--muted); background: transparent; cursor: pointer; font-size: 10px; }
.row-actions button:hover { color: var(--text); border-color: var(--accent); }
.row-actions button:disabled { cursor: wait; opacity: .42; }
.row-actions .danger-link { color: var(--danger); }
.inline-empty { min-height: 220px; display: grid; align-content: center; justify-items: center; gap: 5px; color: var(--muted); }
.inline-empty strong { color: var(--text); font-size: 18px; }
.page-feedback { min-height: 42px; margin: 0; padding: 11px 22px; border-top: 1px solid var(--line); color: var(--muted); }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
.page-heading { display: flex; align-items: end; justify-content: space-between; gap: 20px; padding: 22px; border: 1px solid var(--line); background: var(--panel); }
.page-heading h2 { margin: 4px 0; font-size: 26px; letter-spacing: -.04em; }
.page-heading p { margin: 0; color: var(--muted); }
.page-heading .eyebrow { color: var(--accent); font: 8px/1 var(--font-mono); letter-spacing: .08em; text-transform: uppercase; }
/* auto-fit collapses unused tracks — no empty "ghost" cells when metric count ≠ 4 */
.metric-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 1px; margin-top: 14px; border: 1px solid var(--line); background: var(--line); }
.metric-grid article { min-height: 88px; padding: 16px; background: var(--panel); }
.metric-grid span, .metric-grid strong { display: block; }
.metric-grid span { color: var(--faint); font: 8px/1 var(--font-mono); text-transform: uppercase; }
.metric-grid strong { margin-top: 12px; font-size: 23px; }
.metric-grid .metric-hint { margin: 10px 0 0; color: var(--muted, var(--faint)); font: 11px/1.35 var(--font-mono); }
.page-toolbar { display: flex; align-items: center; justify-content: space-between; margin-top: 14px; border: 1px solid var(--line); background: var(--panel); }
.page-toolbar .search-field { flex: 1; justify-content: start; border: 0; }
.page-toolbar .page-feedback { flex: 1; border: 0; text-align: right; }
.data-table-wrap { overflow: auto; border: 1px solid var(--line); border-top: 0; background: var(--panel); }
.plans-table { min-width: 900px; }
.models-summary { color: var(--muted); font-size: 10px; }
.modal-field__help { color: var(--faint); font-size: 10px; }
.subtabs { display: flex; gap: 20px; margin-top: 14px; padding: 0 22px; border: 1px solid var(--line); background: var(--panel); }
.subtabs a, .subtabs button { padding: 15px 0 12px; border: 0; border-bottom: 2px solid transparent; color: var(--muted); background: transparent; text-decoration: none; cursor: pointer; }
.subtabs a:hover, .subtabs a.active, .subtabs button:hover, .subtabs button.active { color: var(--text); border-bottom-color: var(--accent); }
.settings-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 14px; }
.setting-row { display: grid; grid-template-columns: minmax(0, 1fr) auto auto; align-items: center; gap: 14px; padding: 14px 20px; border-top: 1px solid var(--line); }
.setting-row strong, .setting-row small { display: block; }
.setting-row small { color: var(--muted); }
.provider-workspace { display: grid; grid-template-columns: minmax(330px, .9fr) minmax(420px, 1.1fr); gap: 14px; margin-top: 14px; }
.provider-card-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; align-content: start; }
.provider-card { display: grid; gap: 9px; min-height: 118px; padding: 14px; color: var(--muted); background: var(--panel); border: 1px solid var(--line); text-align: left; cursor: pointer; }
.provider-card:hover, .provider-card.selected { color: var(--text); border-color: var(--accent); box-shadow: inset 3px 0 0 var(--accent); }
.provider-card__head { display: flex; align-items: center; justify-content: space-between; color: var(--text); }
.provider-card[draggable='true'] { cursor: grab; }
.provider-card.is-dragging { opacity: .48; cursor: grabbing; }
.provider-card__indicators { display: inline-flex; align-items: center; gap: 9px; }
.provider-card__drag { color: var(--faint); font: 14px/1 var(--font-mono); letter-spacing: -2px; user-select: none; }
.health-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--faint); }
.health-dot.is-ok { background: var(--success); }.health-dot.is-bad { background: var(--danger); }
.provider-detail { min-height: 480px; padding: 20px; border: 1px solid var(--line); background: var(--panel); }
.provider-detail > header { display: flex; align-items: start; justify-content: space-between; }
.provider-detail h3 { margin: 4px 0 0; font-size: 24px; }
.detail-tabs { display: flex; gap: 14px; margin: 18px 0; border-bottom: 1px solid var(--line); }
.detail-tabs button { padding: 9px 0; border: 0; border-bottom: 2px solid transparent; color: var(--muted); background: transparent; }
.detail-tabs button.active { color: var(--text); border-color: var(--accent); }
.provider-model-list { max-height: 380px; overflow: auto; border: 1px solid var(--line); }
.provider-model-list > div { display: flex; justify-content: space-between; gap: 12px; padding: 10px 12px; border-top: 1px solid var(--line); }
.provider-model-list > div:first-child { border-top: 0; }.provider-model-list span { color: var(--muted); }
.provider-health { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--line); }
.provider-health > div { padding: 15px; background: var(--bg); }.provider-health span, .provider-health strong { display: block; }.provider-health span { color: var(--faint); font-size: 9px; }.provider-health strong { margin-top: 8px; }
.provider-settings dl { display: grid; gap: 1px; background: var(--line); }.provider-settings dl div { display: flex; justify-content: space-between; padding: 12px; background: var(--bg); }.provider-settings dd { margin: 0; }
.system-health, .incidents-panel, .analytics-page .page-panel { margin-top: 14px; }
.provider-strip { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); }
.provider-chip { display: grid; grid-template-columns: auto 1fr; gap: 5px 9px; padding: 14px; border-right: 1px solid var(--line); border-top: 1px solid var(--line); color: var(--text); text-decoration: none; }
.provider-chip span { grid-column: 2; color: var(--muted); font-size: 10px; }
.incident-filters { display: flex; gap: 8px; }.incident-filters select, .incident-filters input { min-height: 38px; padding: 7px 9px; color: var(--text); background: var(--bg); border: 1px solid var(--line-strong); }
.analytics-bars { padding: 18px; }.analytics-bars > div { display: grid; grid-template-columns: 90px 1fr 70px; align-items: center; gap: 10px; margin: 8px 0; }.analytics-bars i { height: 8px; width: var(--value); max-width: 100%; background: var(--accent); }.analytics-bars strong { text-align: right; }
@media (max-width: 760px) {
  .page-heading { align-items: stretch; flex-direction: column; }
  .metric-grid { grid-template-columns: 1fr; }
  .page-toolbar { align-items: stretch; flex-direction: column; }
  .page-toolbar .page-feedback { text-align: left; }
  .subtabs { overflow-x: auto; }
  .settings-grid { grid-template-columns: 1fr; }
  .setting-row { grid-template-columns: 1fr auto; }
  .setting-row .row-actions { grid-column: 1 / -1; }
  .provider-workspace { grid-template-columns: 1fr; }
  .provider-card-grid { grid-template-columns: 1fr; }
}

/* Models / pricing: dense operational ledger with provider-level drill-down. */
.models-panel { overflow: hidden; }
.models-toolbar { display: grid; grid-template-columns: minmax(230px, 1.35fr) minmax(160px, .65fr) minmax(190px, .75fr) auto; gap: 10px; padding: 16px 22px; border-bottom: 1px solid var(--line); background: color-mix(in srgb, var(--panel) 86%, var(--bg)); }
.models-toolbar label { display: grid; gap: 6px; color: var(--muted); font-size: 10px; }
.models-toolbar input, .models-toolbar select, .model-editor input, .model-editor select { width: 100%; min-height: 40px; padding: 8px 10px; border: 1px solid var(--line-strong); border-radius: 0; color: var(--text); background: var(--bg); }
.models-toolbar input:focus, .models-toolbar select:focus, .model-editor input:focus, .model-editor select:focus { border-color: var(--accent); outline: 1px solid var(--accent); }
.models-reset { align-self: end; min-height: 40px; }
.models-segments { min-height: 50px; display: flex; align-items: stretch; gap: 0; padding: 0 22px; border-bottom: 1px solid var(--line); }
.models-segments button { position: relative; display: inline-flex; align-items: center; gap: 7px; padding: 0 13px; border: 0; border-bottom: 2px solid transparent; color: var(--muted); background: transparent; cursor: pointer; font-size: 11px; }
.models-segments button:hover { color: var(--text); }
.models-segments button.active { color: var(--text); border-bottom-color: var(--accent); }
.models-segments button span { min-width: 19px; padding: 1px 5px; color: var(--faint); background: var(--bg); font: 9px/1.6 var(--font-mono); text-align: center; }
.models-segments p { margin: 0 0 0 auto; align-self: center; color: var(--faint); font: 9px/1 var(--font-mono); letter-spacing: .04em; text-transform: uppercase; }
.models-table { min-width: 1120px; }
.models-table th:first-child, .models-table td:first-child { width: 42px; padding-right: 0; }
.models-table tbody > .model-row:hover { background: color-mix(in srgb, var(--accent-soft) 46%, transparent); }
.models-table .model-row.is-expanded { background: var(--accent-soft); }
.model-expand { width: 27px; height: 27px; display: grid; place-items: center; border: 1px solid var(--line-strong); color: var(--muted); background: transparent; cursor: pointer; font: 15px/1 var(--font-mono); }
.model-expand:hover, .model-row.is-expanded .model-expand { color: var(--accent-hover); border-color: var(--accent); }
.model-name { max-width: 240px; overflow-wrap: anywhere; font-family: var(--font-mono); font-size: 12px; }
.model-price { white-space: nowrap; font: 12px/1 var(--font-mono); }
.warning-copy { color: #fbbf24 !important; }
.status-pill.is-muted { color: var(--faint); }
.status-pill.is-danger { color: var(--danger); border-color: color-mix(in srgb, var(--danger) 42%, var(--line)); }
.provider-badges { max-width: 420px; display: flex; flex-wrap: wrap; gap: 5px; }
.provider-badge { display: inline-grid; grid-template-columns: 7px auto; align-items: center; gap: 3px 6px; min-height: 33px; padding: 4px 8px; border: 1px solid var(--line-strong); color: var(--text); background: var(--panel-raised); font-size: 10px; line-height: 1; }
.provider-badge i { width: 6px; height: 6px; border-radius: 50%; background: var(--faint); }
.provider-badge small { grid-column: 2; margin: 0 !important; color: var(--faint) !important; font: 7px/1 var(--font-mono); letter-spacing: .05em; text-transform: uppercase; }
.provider-badge.is-healthy i, .provider-badge.is-available i { background: var(--success); box-shadow: 0 0 0 3px color-mix(in srgb, var(--success) 14%, transparent); }
.provider-badge.is-manual-hidden i { background: var(--faint); }
.provider-badge.is-runtime-hidden i { background: #fbbf24; }
.provider-badge.is-unavailable i { background: var(--danger); }
.model-actions { min-width: 120px; }
.model-detail-row > td { padding: 0 !important; background: var(--bg); border-top-color: var(--accent) !important; }
.model-detail { padding: 22px; border-bottom: 1px solid var(--line-strong); box-shadow: inset 3px 0 0 var(--accent); }
.model-detail__head { display: flex; align-items: end; justify-content: space-between; gap: 16px; margin-bottom: 16px; }
.model-detail__head .eyebrow { margin: 0 0 5px; color: var(--accent); font-size: 8px; }
.model-detail__head h3 { margin: 0; font: 21px/1.1 var(--font-mono); letter-spacing: -.04em; }
.model-detail__head > span { color: var(--faint); font: 9px/1 var(--font-mono); text-transform: uppercase; }
.model-detail__actions { display: flex; align-items: center; gap: 12px; }
.model-detail__actions > span { color: var(--faint); font: 9px/1 var(--font-mono); text-transform: uppercase; }
.model-provider-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
.model-provider-card { min-width: 0; padding: 16px; border: 1px solid var(--line); background: var(--panel); }
.model-provider-card > header { display: flex; align-items: start; justify-content: space-between; gap: 12px; padding-bottom: 13px; border-bottom: 1px solid var(--line); }
.model-provider-card > header > div { display: grid; gap: 9px; min-width: 0; }
.model-provider-card > header strong { overflow-wrap: anywhere; font: 11px/1.3 var(--font-mono); }
.model-provider-card__id { flex: none; color: var(--faint); font: 8px/1 var(--font-mono); }
.provider-facts { display: grid; grid-template-columns: 1fr 1fr; gap: 10px 16px; margin: 14px 0; }
.provider-facts div { min-width: 0; }
.provider-facts dt { color: var(--faint); font: 8px/1 var(--font-mono); letter-spacing: .04em; text-transform: uppercase; }
.provider-facts dd { margin: 5px 0 0; overflow-wrap: anywhere; color: var(--muted); font-size: 10px; }
.model-editor { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; padding-top: 14px; border-top: 1px solid var(--line); }
.model-editor label { min-width: 0; display: grid; gap: 5px; color: var(--muted); font-size: 9px; }
.model-editor input, .model-editor select { min-height: 36px; font-size: 11px; }
.model-editor input[aria-invalid='true'] { border-color: var(--danger); }
.model-editor__error { grid-column: 1 / -1; min-height: 16px; margin: 0; color: var(--danger); font-size: 10px; }
.model-editor__actions { grid-column: 1 / -1; display: flex; justify-content: flex-end; gap: 7px; }
.model-editor__actions .button { min-height: 35px; padding-block: 6px; font-size: 10px; }

/* Dependency-free accessible modal system. */
body.modal-active { overflow: hidden; }
.modal-backdrop { position: fixed; z-index: 100; inset: 0; display: grid; place-items: center; padding: 20px; background: rgba(0, 0, 0, .68); }
.admin-modal { width: min(100%, 640px); max-height: min(88dvh, 820px); display: flex; flex-direction: column; color: var(--text); background: var(--panel-raised); border: 1px solid var(--line-strong); box-shadow: var(--shadow); }
.admin-modal--danger { border-top-color: var(--danger); }
.admin-modal__header { padding: 22px 24px; border-bottom: 1px solid var(--line); }
.admin-modal__title { margin: 0; font-size: 24px; letter-spacing: -.035em; }
.admin-modal__body { padding: 22px 24px; overflow: auto; }
.admin-modal__message { margin: 0; color: var(--muted); white-space: pre-wrap; }
.admin-modal__footer { display: flex; justify-content: flex-end; gap: 8px; padding: 15px 24px; border-top: 1px solid var(--line); }
.admin-modal__form { display: grid; gap: 15px; }
.admin-modal__form > .admin-modal__footer { margin: 5px -24px -22px; }
.modal-field { display: grid; gap: 6px; }
.modal-field__label { color: var(--muted); font-size: 11px; font-weight: 600; }
textarea.modal-field__control { resize: vertical; }
.modal-field__error { min-height: 16px; color: var(--danger); font-size: 11px; }
.modal-field__control[aria-invalid='true'] { border-color: var(--danger); }
.secure-result { display: block; margin-top: 18px; padding: 16px; overflow-wrap: anywhere; user-select: all; color: var(--accent-hover); background: var(--bg); border: 1px solid var(--line-strong); font-family: var(--font-mono); }
.details-section + .details-section { margin-top: 22px; padding-top: 20px; border-top: 1px solid var(--line); }
.details-section__title { margin: 0 0 12px; font-size: 15px; }
.details-list { display: grid; grid-template-columns: minmax(110px, .55fr) minmax(0, 1fr); gap: 8px 16px; margin: 0; }
.details-list dt { color: var(--muted); }
.details-list dd { margin: 0; overflow-wrap: anywhere; white-space: pre-wrap; }

@media (max-width: 1100px) { .overview-grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 1180px) {
  .models-toolbar { grid-template-columns: 1fr 1fr; }
  .models-reset { width: 100%; }
  .model-provider-grid { grid-template-columns: 1fr; }
}
@media (max-width: 700px) {
  .overview-grid { grid-template-columns: 1fr 1fr; }
  .page-panel__head { align-items: flex-start; }
  .search-field { grid-template-columns: 1fr; justify-content: stretch; }
  .details-list { grid-template-columns: 1fr; gap: 2px; }
  .details-list dd + dt { margin-top: 9px; }
  .models-toolbar { grid-template-columns: 1fr; padding-inline: 15px; }
  .models-segments { padding-inline: 8px; overflow-x: auto; }
  .models-segments button { flex: none; padding-inline: 9px; }
  .models-segments p { display: none; }
  .model-detail { padding: 15px; }
  .model-detail__head { align-items: flex-start; flex-direction: column; }
  .model-editor { grid-template-columns: 1fr; }
  .model-editor__error, .model-editor__actions { grid-column: 1; }
}
@media (max-width: 460px) {
  .overview-grid { grid-template-columns: 1fr; }
  .page-panel__head { flex-direction: column; }
  .page-panel__head .button { width: 100%; }
  .modal-backdrop { padding: 8px; }
  .admin-modal__header, .admin-modal__body { padding-inline: 18px; }
  .admin-modal__footer { padding-inline: 18px; }
}