/* UsageLoop v3 — UI/UX Pro Max: semantic dark tokens and readable data. */
:root {
  color-scheme: dark;
  --bg: #0b1120; --sidebar: #0a101c; --surface: #121c2d;
  --surface-raised: #1b2940; --line: #314158; --text: #f1f5fa;
  --muted: #b4c0d0; --dim: #9caec4; --accent: #68e0c0;
  --accent-ink: #0c2c24; --amber: #f5c77d; --red: #ffa2af; --blue: #a6c7ff;
  --radius: 16px; --motion: 180ms;
  --font-data: 'Cascadia Code', 'SFMono-Regular', Consolas, monospace;
  font-family: 'Segoe UI', 'Microsoft YaHei', system-ui, sans-serif;
  font-synthesis: none;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-block: var(--account-task-offset, 28px) 108px; }
body { margin: 0; color: var(--text); background: radial-gradient(ellipse at 75% 0, #183f4130, transparent 42%), var(--bg); font-size: 16px; line-height: 1.6; }
button, input { font: inherit; }
button, a, summary { -webkit-tap-highlight-color: transparent; touch-action: manipulation; }
button, summary { cursor: pointer; }
button:disabled { opacity: .55; cursor: not-allowed; }
a { color: inherit; text-decoration: none; }
svg { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; flex-shrink: 0; }
.icon-library { position: absolute; width: 0; height: 0; overflow: hidden; }
:is(button, a, summary, input, [tabindex]):focus-visible { outline: 3px solid var(--accent); outline-offset: 4px; }
[hidden] { display: none !important; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
.skip-link { position: fixed; top: -100px; left: 24px; z-index: 100; padding: 12px 20px; border-radius: 8px; color: var(--accent-ink); background: var(--accent); }
.skip-link:focus { top: 16px; }
/* Navigation */
.sidebar { position: fixed; inset: 0 auto 0 0; width: 232px; padding: 32px 20px; border-right: 1px solid var(--line); background: var(--sidebar); display: flex; flex-direction: column; z-index: 20; }
.brand { display: flex; align-items: center; gap: 12px; padding: 0 6px; font-size: 23px; font-weight: 650; letter-spacing: -.7px; }
.brand-mark { display: grid; place-items: center; width: 42px; height: 44px; border: 1px solid #87ebd180; border-radius: 13px; color: var(--accent-ink); background: var(--accent); box-shadow: 0 6px 24px #68e0c018; flex-shrink: 0; }
.brand-mark svg { width: 24px; height: 24px; fill: currentColor; }
.brand-sub { display: block; margin-top: 4px; font-size: 10px; font-weight: 500; letter-spacing: 1.7px; color: var(--dim); }
.nav-label { margin: 48px 12px 16px; color: var(--dim); font-size: 12px; }
.sidebar nav { display: grid; gap: 8px; }
.nav-item { display: flex; align-items: center; gap: 12px; min-height: 48px; padding: 10px 14px; border: 1px solid transparent; border-radius: 10px; color: var(--muted); font-size: 14px; transition: background var(--motion), color var(--motion); }
.nav-item:hover { color: var(--text); background: var(--surface-raised); }
.nav-item.active { color: var(--accent); background: #163b34; border-color: #37695b; }
.nav-text { white-space: nowrap; }
.nav-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--accent); margin-left: auto; }
.nav-arrow { margin-left: auto; width: 14px; height: 14px; }
.sidebar-bottom { margin-top: auto; padding: 24px 12px 0; }
.sidebar-note { display: flex; align-items: center; gap: 10px; font-size: 12px; color: var(--muted); }
.sidebar-caption { display: block; margin-top: 10px; font-size: 12px; color: var(--dim); }
.version { display: flex; justify-content: space-between; margin-top: 24px; padding-top: 18px; border-top: 1px solid var(--line); font-size: 12px; color: var(--dim); }
.version span { font-family: var(--font-data); }
.workspace { margin-left: 232px; }
.topbar { display: flex; justify-content: space-between; align-items: center; height: 76px; padding: 0 36px; border-bottom: 1px solid var(--line); background: #0b112070; }
.breadcrumb { display: flex; gap: 14px; color: var(--dim); font-size: 13px; }
.breadcrumb strong { color: var(--text); font-weight: 500; }
.topbar-right { display: flex; align-items: center; gap: 16px; font-size: 12px; color: var(--muted); }
.timezone { color: var(--dim); font-family: var(--font-data); }
.profile-avatar { display: grid; place-items: center; width: 34px; height: 34px; border: 1px solid #48685d; border-radius: 50%; background: #254c40; color: #d3f6e6; }
main { max-width: 1456px; margin: auto; padding: 36px; min-width: 0; }
/* Heading, feedback and controls */
.page-heading { display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.eyebrow { margin-bottom: 8px; color: var(--accent); font: 11px var(--font-data); letter-spacing: 2px; }
h1 { margin: 0; font-size: clamp(30px, 2.7vw, 40px); font-weight: 600; letter-spacing: -1.5px; line-height: 1.3; text-wrap: balance; }
.heading-dot { padding-left: 4px; color: var(--accent); }
.page-heading p { color: var(--muted); font-size: 14px; margin: 10px 0 0; }
.heading-actions { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-width: 44px; min-height: 44px; padding: 10px 16px; border: 1px solid #60738c; border-radius: 10px; color: var(--text); background: var(--surface-raised); font-size: 14px; font-weight: 500; transition: background var(--motion), border-color var(--motion); }
.button:hover { background: #2a3d56; border-color: #879bb4; }
.button:active { background: #354b67; }
.button.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); font-weight: 650; }
.button.primary:hover { background: #92ebd1; }
.button.primary:active { background: #4bc4a4; }
.button svg { width: 18px; height: 18px; }
.icon-button { padding: 10px; list-style: none; }
.icon-button::-webkit-details-marker { display: none; }
.more-menu { position: relative; }
.menu-popover { position: absolute; right: 0; top: 54px; z-index: 40; width: 248px; padding: 8px; border: 1px solid #566f8c; border-radius: 14px; background: #19283d; box-shadow: 0 16px 48px #0008; }
.menu-popover button { display: block; width: 100%; min-height: 44px; padding: 12px; border: 0; border-radius: 7px; color: var(--text); background: none; text-align: left; font-size: 14px; }
.menu-popover button:hover { background: #2b4054; }
.menu-popover p { margin: 8px 12px; color: var(--dim); font-size: 12px; }
.connection-row { display: flex; justify-content: space-between; align-items: center; gap: 16px; margin: 24px 0 20px; color: var(--muted); font-size: 12px; }
#connection { display: flex; align-items: center; gap: 10px; }
.pulse-dot { display: inline-block; flex-shrink: 0; width: 7px; height: 7px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 4px #68e0c018; }
.pulse-dot.muted { background: var(--dim); box-shadow: none; }
.pulse-dot.warn { background: var(--amber); box-shadow: 0 0 0 4px #f5c77d18; }
.refresh-countdown { color: var(--dim); font-variant-numeric: tabular-nums; font-size: 12px; white-space: nowrap; }
.notice { padding: 14px 18px; margin-bottom: 20px; border: 1px solid #477f6a; border-radius: 12px; background: #19372d; color: #d4efdf; font-size: 14px; overflow-wrap: anywhere; }
.notice.error { color: #ffb8c0; background: #392432; border-color: #9c5a6a; }
/* KPI strip */
.metrics { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; margin-bottom: 32px; }
.metric { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; }
.metric-title { display: flex; justify-content: space-between; align-items: center; gap: 8px; color: var(--muted); font-size: 13px; }
.metric-title svg { width: 30px; height: 30px; padding: 6px; border-radius: 8px; color: var(--blue); background: #233854; }
.metric:nth-child(2) .metric-title svg { color: var(--accent); background: #20463c; }
.metric-value { font-size: 36px; font-weight: 600; letter-spacing: -1.5px; line-height: 1.3; margin: 12px 0 8px; font-variant-numeric: tabular-nums; }
.metric-value > span { font-size: 13px; letter-spacing: 0; font-weight: 400; color: var(--dim); margin-left: 8px; }
.metric-caption { font-size: 12px; color: var(--dim); }
.accent { color: var(--accent); }
.section-heading, .panel-heading { display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.section-heading { margin-bottom: 16px; }
h2 { margin: 0; display: flex; align-items: center; gap: 10px; font-size: 18px; font-weight: 600; }
.count-badge { padding: 2px 8px; border: 1px solid #4a5c75; border-radius: 6px; background: #1e2d43; color: var(--muted); font-size: 12px; font-variant-numeric: tabular-nums; }
.text-link { display: inline-flex; align-items: center; justify-content: center; gap: 6px; min-height: 32px; font-size: 13px; color: var(--accent); }
.text-link:hover { color: #b1f5df; text-decoration: underline; text-underline-offset: 4px; }
.text-link svg { width: 14px; height: 14px; }
/* Account detail */
.account-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; }
.account-card { display: flex; flex-direction: column; background: linear-gradient(130deg, #17362c20, transparent 60%), var(--surface); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; min-width: 0; }
.account-card.needs-attention { border-color: #746049; }
.account-header { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; padding: 24px 24px 18px; }
.account-identity { display: flex; align-items: center; gap: 12px; min-width: 0; }
.account-identity > div { min-width: 0; }
.account-avatar { display: grid; place-items: center; flex-shrink: 0; width: 42px; height: 44px; border: 1px solid #467363; border-radius: 12px; background: #23473b; color: var(--accent); font: 14px var(--font-data); }
.account-card:nth-child(2n) .account-avatar { background: #253d61; border-color: #496b9b; color: var(--blue); }
.account-name { margin: 0; font-size: 17px; font-weight: 600; overflow-wrap: anywhere; }
.account-id { margin-top: 3px; color: var(--dim); font-size: 12px; font-variant-numeric: tabular-nums; }
.badge { display: inline-flex; align-items: center; gap: 6px; padding: 6px 9px; border: 1px solid #477565; border-radius: 7px; font-size: 12px; font-weight: 500; line-height: 1.5; color: #a1eed0; background: #1d3f33; white-space: nowrap; }
.badge.amber { color: var(--amber); background: #3d3023; border-color: #816647; }
.badge.red { color: var(--red); background: #412b36; border-color: #946172; }
.badge.neutral { color: var(--muted); background: #243149; border-color: #53647e; }
.badge.blue { color: var(--blue); background: #263e60; border-color: #557da9; }
.account-body { padding: 0 24px 18px; flex: 1; }
.quota-heading { display: flex; justify-content: space-between; align-items: center; gap: 10px; margin-top: 6px; }
.quota-label { display: flex; align-items: center; gap: 7px; font-size: 13px; color: var(--muted); }
.quota-label svg { width: 15px; height: 15px; }
.quota-state { color: var(--dim); font-size: 12px; text-align: right; }
.quota-number-row { display: flex; align-items: flex-end; justify-content: space-between; flex-wrap: wrap; gap: 8px 16px; margin: 14px 0; }
.quota-number { font-size: 60px; font-weight: 550; line-height: 1.15; letter-spacing: -3px; font-variant-numeric: tabular-nums; }
.quota-number span { color: var(--dim); font-size: 28px; font-weight: 400; letter-spacing: -1px; margin-left: 3px; }
.quota-number .quota-caption, .weekly-number .quota-caption { font-size: 12px; letter-spacing: 0; margin-left: 8px; font-weight: 400; color: var(--muted); }
.quota-timer { text-align: right; font-size: 14px; color: var(--text); font-variant-numeric: tabular-nums; margin-left: auto; padding-bottom: 4px; }
.quota-timer small { display: block; font-size: 12px; color: var(--dim); margin-bottom: 4px; }
.progress-track { height: 7px; border-radius: 8px; overflow: hidden; background: #30415a; }
.progress-fill { height: 100%; border-radius: inherit; background: var(--accent); }
.progress-fill.amber { background: var(--amber); }
.progress-fill.red { background: var(--red); }
.progress-meta { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 5px 12px; color: var(--dim); font-size: 12px; margin-top: 8px; font-variant-numeric: tabular-nums; }
.weekly-block { padding: 18px 0 2px; margin-top: 20px; border-top: 1px solid var(--line); }
.weekly-number { color: var(--text); font-size: 28px; font-weight: 550; letter-spacing: -.7px; }
.weekly-number span { color: var(--muted); font-size: 16px; font-weight: 400; margin-left: 3px; }
.weekly-timer { color: var(--muted); font-size: 13px; font-variant-numeric: tabular-nums; padding-bottom: 4px; }
.weekly-block .progress-track { height: 5px; }
.weekly-block .quota-number-row { margin: 8px 0; }
.account-warning { display: flex; align-items: flex-start; gap: 8px; color: var(--amber); font-size: 13px; line-height: 1.7; margin: 16px 0 0; }
.account-warning svg { width: 15px; height: 15px; margin-top: 3px; }
.account-footer { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 8px 12px; min-height: 64px; padding: 8px 24px; border-top: 1px solid var(--line); background: #0d1726; font-size: 13px; color: var(--muted); }
.cards-summary { display: flex; align-items: center; flex-wrap: wrap; gap: 7px; }
.cards-summary svg { width: 16px; height: 16px; }
.cards-summary strong { color: var(--text); font-weight: 550; }
.notify-toggle { display: flex; align-items: center; justify-content: center; gap: 9px; min-width: 44px; min-height: 44px; padding: 8px 0 8px 8px; border: 0; border-radius: 7px; background: none; color: var(--muted); font-size: 13px; }
.notify-toggle:hover { color: var(--text); background: #233751; }
.toggle-track { display: inline-flex; align-items: center; flex-shrink: 0; width: 32px; height: 20px; padding: 3px; border: 1px solid #8293ab; border-radius: 12px; background: #34445c; }
.toggle-track.on { background: #377d66; border-color: #8fdfbc; }
.toggle-thumb { width: 12px; height: 12px; background: #e5edf6; border-radius: 50%; transition: transform var(--motion); }
.toggle-track.on .toggle-thumb { transform: translateX(12px); }
.empty-state { grid-column: 1 / -1; text-align: center; padding: 44px 24px; background: var(--surface); border: 1px dashed #647c97; border-radius: var(--radius); }
.empty-state h3 { margin-top: 0; font-size: 22px; }
.empty-state p { color: var(--muted); font-size: 16px; margin-bottom: 24px; }
.skeleton-card { min-height: 408px; padding: 24px; border: 1px solid var(--line); background: var(--surface); border-radius: var(--radius); }
.skeleton-card span { display: block; height: 20px; margin-bottom: 48px; background: #253951; border-radius: 8px; }
.skeleton-card span:first-child { width: 50%; }
.skeleton-card span:nth-child(2) { height: 68px; width: 65%; }
/* Radar, network and real activity */
.service-grid { display: grid; grid-template-columns: 1.15fr 1fr; gap: 24px; margin: 32px 0; }
.panel { min-width: 0; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.panel-heading { padding: 20px 24px; }
.panel-heading h2 { font-size: 16px; flex-wrap: wrap; }
.panel-heading h2 > svg { width: 18px; height: 18px; color: var(--blue); }
.radar-content { padding: 0 24px 16px; min-height: 140px; }
.radar-title { font-size: 23px; font-weight: 550; letter-spacing: -.5px; margin: 0 0 10px; }
.radar-meta { font-size: 13px; color: var(--muted); margin: 0 0 14px; }
.radar-note { padding: 12px 14px; border-left: 3px solid #6bae99; border-radius: 0 8px 8px 0; background: #1c343c; color: #d0e5e0; font-size: 14px; margin: 0 0 8px; overflow-wrap: anywhere; }
.radar-note.warn { border-color: var(--amber); color: var(--amber); }
.panel-footer { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 8px; min-height: 48px; padding: 8px 24px; border-top: 1px solid var(--line); color: var(--dim); font-size: 12px; }
.panel-footer .text-link { font-size: 12px; }
.network-list { margin: 0; padding: 0 24px 20px; display: grid; gap: 13px; min-height: 140px; }
.network-list > div { display: flex; justify-content: space-between; gap: 18px; font-size: 13px; }
.network-list dt { color: var(--muted); flex-shrink: 0; }
.network-list dd { margin: 0; max-width: 70%; overflow-wrap: anywhere; text-align: right; }
.network-list dd.mono { font: 12px var(--font-data); line-height: 1.6; color: var(--dim); }
.secondary { color: var(--muted); font-size: 13px; }
.section-subtitle { font-size: 12px; font-weight: 400; color: var(--dim); }
.history-legend { display: flex; flex-wrap: wrap; gap: 8px 20px; padding: 0 24px 8px; font-size: 12px; color: var(--muted); }
.legend-item { display: inline-flex; align-items: center; gap: 8px; }
.legend-swatch { width: 9px; height: 9px; background: var(--accent); border-radius: 50%; }
.legend-swatch.blue { background: var(--blue); border-radius: 2px; }
.timeline { padding: 10px 36px 22px; }
.timeline-track { position: relative; height: 44px; border-bottom: 1px solid #7890ac; background: repeating-linear-gradient(90deg, transparent 0, transparent calc(25% - 1px), #3d5269 calc(25% - 1px), #3d5269 25%); }
.timeline-event { position: absolute; bottom: -22px; width: 44px; height: 44px; padding: 0; background: transparent; border: 0; border-radius: 8px; transform: translateX(-50%); cursor: pointer; }
.timeline-event::before { content: ''; position: absolute; left: 17px; top: 17px; width: 10px; height: 10px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 4px #68e0c01a; }
.timeline-event.blue::before { background: var(--blue); border-radius: 2px; box-shadow: 0 0 0 4px #a6c7ff1a; }
.timeline-event:hover::before { box-shadow: 0 0 0 6px #9dcffb30; }
.timeline-labels { display: flex; justify-content: space-between; color: var(--dim); font-size: 12px; margin-top: 25px; }
.table-scroll { overflow-x: auto; border-top: 1px solid var(--line); scrollbar-color: #7b91af #162238; }
table { border-collapse: collapse; width: 100%; text-align: left; font-size: 13px; white-space: nowrap; }
th { padding: 14px 24px; color: var(--muted); background: #101a2a; font-size: 12px; font-weight: 500; }
th span { margin-left: 5px; font-size: 12px; color: var(--dim); }
td { padding: 15px 24px; border-top: 1px solid var(--line); color: var(--muted); font-variant-numeric: tabular-nums; }
tr { scroll-margin-block: 24px 120px; }
tr:hover td { background: #1d2d42; }
tr.selected td { background: #243f44; color: var(--text); }
td.account-cell { color: var(--text); font-weight: 500; }
.history-mode { display: inline-block; padding: 3px 8px; border: 1px solid #4a7568; border-radius: 6px; color: #b4efda; background: #1e3b32; font-size: 12px; }
.table-empty { text-align: center; padding: 32px; color: var(--dim); white-space: normal; }
.page-footer { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px; color: var(--dim); font-size: 12px; margin-top: 28px; }
.page-footer > span:first-child { display: inline-flex; align-items: center; }
.footer-mark { width: 16px; height: 16px; color: var(--accent); margin-right: 6px; }
.footer-separator { margin: 0 10px; }
/* Dialog and authentication */
dialog { color: var(--text); background: #152238; border: 1px solid #6784a1; border-radius: 20px; width: calc(100% - 32px); max-width: 464px; padding: 28px; box-shadow: 0 24px 100px #0009; }
dialog::backdrop { background: #030914cf; }
dialog h2 { margin: 18px 0 12px; font-size: 22px; }
dialog p { color: var(--muted); font-size: 16px; line-height: 1.8; }
.dialog-icon { display: grid; place-items: center; width: 48px; height: 48px; border: 1px solid #4b7f6b; border-radius: 13px; color: var(--accent); background: #24483d; }
.dialog-actions { display: flex; justify-content: flex-end; gap: 12px; margin-top: 28px; }
.noscript { position: fixed; left: 0; right: 0; bottom: 0; z-index: 60; padding: 20px; background: #60363c; text-align: center; }
.login-page { min-height: 100dvh; display: grid; place-items: center; padding: 24px; }
.login-card { width: min(440px, 100%); margin: auto; padding: 36px; background: var(--surface); border: 1px solid #4b6577; border-radius: 22px; box-shadow: 0 24px 90px #0003; }
.login-card .brand { padding: 0; margin-bottom: 36px; }
.login-card h1 { font-size: 28px; letter-spacing: -.5px; }
.login-card p { color: var(--muted); font-size: 16px; line-height: 1.7; }
.login-card label { display: block; color: var(--text); font-size: 14px; margin: 28px 0 10px; }
.login-card input { width: 100%; min-height: 48px; padding: 12px; background: #0b1422; border: 1px solid #6a809b; border-radius: 10px; color: var(--text); font-size: 16px; }
.login-card button { width: 100%; margin-top: 16px; }
.login-card .login-hint { margin-top: 22px; color: var(--dim); font-size: 12px; }
.spin { animation: spin 1.2s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
/* Responsive layout: keep data readable before increasing density. */
@media (max-width: 1279px) {
  .sidebar { width: 204px; padding-inline: 14px; }
  .workspace { margin-left: 204px; }
  .brand { font-size: 21px; gap: 10px; }
  .topbar { padding-inline: 28px; }
  main { padding: 28px; }
  .metrics { gap: 12px; }
  .metric { padding: 16px; }
  .metric-title { font-size: 12px; }
  .metric-title svg { width: 24px; height: 24px; padding: 4px; }
  .account-grid, .service-grid { gap: 20px; }
  .account-header { flex-wrap: wrap; }
}
@media (max-width: 1023px) {
  .sidebar { width: 84px; padding: 24px 14px; }
  .workspace { margin-left: 84px; }
  .brand { padding: 0; justify-content: center; }
  .brand > span:last-child, .nav-label, .nav-text, .nav-dot, .nav-arrow, .sidebar-bottom { display: none; }
  .sidebar nav { margin-top: 40px; }
  .nav-item { justify-content: center; min-width: 44px; padding-inline: 0; }
  .topbar { height: 64px; padding-inline: 24px; }
  main { padding: 28px 24px; }
  .page-heading { flex-wrap: wrap; gap: 16px; }
  .account-grid { grid-template-columns: 1fr; }
  .account-header { flex-wrap: nowrap; }
  .service-grid { grid-template-columns: 1fr; }
}
@media (max-width: 767px) {
  .metrics { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .metric { padding: 18px; }
  .metric-title { font-size: 13px; }
  .topbar-right .timezone { display: none; }
  .section-subtitle { display: none; }
  .account-header { flex-wrap: wrap; }
  .table-scroll table { min-width: 680px; }
  th, td { padding-inline: 18px; }
}
@media (max-width: 640px) {
  html { scroll-padding-bottom: 108px; }
  .sidebar { position: relative; inset: auto; width: 100%; min-height: 76px; padding: max(16px, env(safe-area-inset-top)) 20px 16px; flex-direction: row; align-items: center; border-right: 0; border-bottom: 1px solid var(--line); }
  .brand { justify-content: flex-start; font-size: 22px; }
  .brand > span:last-child { display: block; }
  .brand-sub { display: none; }
  .brand-mark { width: 38px; height: 40px; }
  .sidebar nav { position: fixed; inset: auto 0 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 8px; margin: 0; padding: 8px max(8px, env(safe-area-inset-right)) max(8px, env(safe-area-inset-bottom)) max(8px, env(safe-area-inset-left)); background: #0a1323; border-top: 1px solid #60738c; z-index: 30; }
  .nav-item { flex-direction: column; justify-content: center; gap: 5px; min-height: 56px; padding: 6px 2px; border-radius: 10px; font-size: 12px; }
  .nav-text { display: block; }
  .nav-item svg { width: 19px; height: 19px; }
  .workspace { margin: 0; }
  .topbar { height: 48px; padding-inline: 20px; }
  .breadcrumb { font-size: 12px; gap: 10px; }
  .topbar-right { font-size: 12px; }
  .profile-avatar { display: none; }
  main { padding: 24px 16px calc(100px + env(safe-area-inset-bottom)); }
  .page-heading { display: grid; grid-template-columns: 1fr; gap: 20px; }
  h1 { font-size: 34px; }
  .eyebrow { font-size: 11px; }
  .page-heading p { font-size: 16px; line-height: 1.7; }
  .heading-actions { justify-content: flex-start; }
  .heading-actions > .primary { flex: 1; }
  .menu-popover { width: min(270px, calc(100vw - 32px)); }
  .connection-row { align-items: flex-start; flex-wrap: wrap; gap: 8px; margin: 20px 0; }
  .refresh-countdown { margin-left: 17px; }
  .metric { padding: 16px; border-radius: 12px; }
  .metric-value { font-size: 34px; }
  .metric-title { font-size: 12px; }
  .metric-caption { font-size: 12px; }
  h2 { font-size: 18px; }
  .account-grid { gap: 20px; }
  .account-header { padding: 20px 18px 16px; gap: 12px; }
  .account-body { padding: 0 18px 20px; }
  .account-name { font-size: 17px; }
  .account-id { font-size: 12px; }
  .badge { font-size: 12px; }
  .quota-number { font-size: 56px; }
  .quota-label { font-size: 13px; }
  .quota-state { font-size: 12px; }
  .quota-timer { font-size: 14px; }
  .account-footer { padding: 8px 18px; }
  .service-grid { margin: 24px 0; gap: 20px; }
  .panel-heading { padding: 18px; flex-wrap: wrap; }
  .panel-heading h2 { font-size: 16px; }
  .panel-footer { padding-inline: 18px; }
  .radar-content { padding-inline: 18px; }
  .radar-title { font-size: 23px; }
  .radar-note { font-size: 16px; }
  .network-list { padding-inline: 18px; }
  .network-list > div { font-size: 14px; }
  .network-list dd.mono { font-size: 12px; }
  .history-legend { padding-inline: 18px; }
  .timeline { padding-inline: 32px; }
  .timeline-labels { font-size: 11px; }
  .page-footer { align-items: flex-start; flex-direction: column; gap: 8px; font-size: 12px; }
  .footer-separator { margin-inline: 8px; }
  .text-link { min-height: 44px; }
  .login-card { padding: 28px 24px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}

.sampling-details {margin: 0 0 24px;color: var(--muted, #b4c0d0);font-size: 14px;line-height: 1.6;}
.sampling-details summary {cursor: pointer;min-height: 44px;display: flex;align-items: center;}
.sampling-details p {max-width: 75ch;margin: 8px 0;}
#operation-summary {overflow-wrap: anywhere;line-height: 1.6;}
#operation-recovery .button {margin: 4px 0;}

/* Account management expands in the dashboard; forms never replace its context. */
.account-quick-actions {display: flex;gap: 8px;padding: 0 24px 20px;flex-wrap: wrap;}
.account-quick-actions .button {font-size: 13px;}
.account-manager {margin: 0 0 28px;scroll-margin-top: 24px;overflow: visible;}
.am-heading {align-items: flex-start;gap: 16px;}
.am-heading h2 {flex-wrap: wrap;}
.am-heading p {font-size: 14px;margin: 8px 0 0;}
.am-heading > .button {flex-shrink: 0;}
.am-content {padding: 0 24px 24px;}
.am-toolbar, .am-row-actions, .am-form-actions {display: flex;gap: 8px;flex-wrap: wrap;}
.am-toolbar {margin-bottom: 12px;}
.am-list {border-top: 1px solid var(--line);}
.am-row {padding: 20px 0;border-bottom: 1px solid var(--line);}
.am-row-main {display: flex;align-items: center;justify-content: space-between;gap: 20px;}
.am-identity {min-width: 0;}
.am-identity h3 {margin: 0 0 6px;font-size: 16px;overflow-wrap: anywhere;}
.am-identity p {margin: 0 0 6px;font-size: 14px;overflow-wrap: anywhere;}
.am-auto {font-size: 13px;}
.am-row-actions {flex-shrink: 0;}
.am-editor, .am-authorization {margin-top: 24px;padding: 24px;border: 1px solid var(--line);background: var(--surface-raised);border-radius: 12px;}
.am-editor h3, .am-authorization h3 {margin: 0 0 12px;font-size: 18px;}
.am-editor p, .am-authorization p {font-size: 14px;line-height: 1.65;overflow-wrap: anywhere;}
.am-editor form {max-width: 580px;}
.am-editor label {display: block;font-size: 14px;margin-bottom: 8px;}
.am-editor input[type=text] {width: 100%;min-height: 48px;padding: 10px 12px;border: 1px solid var(--dim);border-radius: 8px;background: var(--bg);color: var(--text);font-size: 16px;}
.am-check {display: flex !important;align-items: center;gap: 12px;min-height: 44px;font-size: 14px;line-height: 1.6;margin: 12px 0;}
.am-check input {width: 20px;height: 20px;accent-color: var(--accent);flex-shrink: 0;}
.am-form-actions {margin-top: 20px;}
.button.danger {color: var(--red);border-color: var(--red);}
.button.danger:hover {background: var(--surface-raised);}
.am-error, .am-message.error {color: var(--red);}
.am-error:empty {display: none;}
.am-message {padding: 12px 0;line-height: 1.6;font-size: 14px;overflow-wrap: anywhere;}
.am-code {font: 600 28px var(--font-data);letter-spacing: 2px;padding: 20px 0;overflow-wrap: anywhere;}
.am-authorization .button {margin: 4px 8px 4px 0;}
.am-footnote {font-size: 13px;line-height: 1.7;margin: 20px 0 0;}
.am-footnote a {display: inline-flex;min-height: 44px;align-items: center;margin-left: 8px;}
.account-task-summary {display: flex;justify-content: space-between;align-items: center;gap: 20px;margin: 16px 0 24px;padding: 18px 20px;background: var(--surface-raised);border: 1px solid var(--line);border-radius: 12px;}
.account-task-summary strong {font-size: 14px;}
.account-task-summary.pending {position: sticky;top: 12px;z-index: 12;}
.account-task-summary p {margin: 4px 0 0;font-size: 14px;line-height: 1.6;overflow-wrap: anywhere;}
.account-task-summary.ready strong {color: var(--accent);}
.account-task-summary.error strong {color: var(--red);}
.account-task-summary > div:first-child {min-width: 0;}
.am-summary-actions {display: flex;gap: 8px;flex-shrink: 0;flex-wrap: wrap;}
.am-status {font-size: 13px;font-weight: 400;color: var(--muted);}
.am-more {position: relative;}
.am-more summary {list-style: none;}
.am-more summary::-webkit-details-marker {display: none;}
.am-more summary[aria-disabled=true] {opacity: .55;}
.am-more-actions {position: absolute;top: calc(100% + 8px);right: 0;z-index: 5;padding: 8px;min-width: 144px;border: 1px solid var(--line);border-radius: 12px;background: var(--surface);box-shadow: 0 8px 24px #0004;}
.am-more-actions .button {width: 100%;white-space: nowrap;}
.am-editor {margin-top: 16px;}
.am-row:has(.am-editor:not([hidden])) {padding-bottom: 20px;}
.am-authorization {margin: 16px 0 24px;background: transparent;border-radius: 0;padding: 20px 0;border-width: 1px 0;}
.am-steps {display: flex;gap: 8px;list-style: none;padding: 0;margin: 16px 0 20px;flex-wrap: wrap;}
.am-steps li {font-size: 13px;line-height: 1.5;color: var(--dim);padding: 8px 12px;background: var(--surface-raised);border-radius: 8px;}
.am-steps li.current {color: var(--accent);outline: 1px solid var(--accent);}
.am-steps li.complete {color: var(--text);}
.am-code-row {display: flex;align-items: center;gap: 12px;margin: 8px 0;max-width: 540px;flex-wrap: wrap;}
.am-code-row input {flex: 1;min-width: 0;width: 100%;font: 600 24px var(--font-data);letter-spacing: 1px;color: var(--text);background: var(--bg);border: 1px solid var(--dim);border-radius: 8px;padding: 12px;}
.am-authorization label {display: block;font-size: 14px;margin-top: 16px;}
.am-help {font-size: 13px;color: var(--muted);margin: 20px 0 0;line-height: 1.7;}
.am-help summary {cursor: pointer;min-height: 44px;display: flex;align-items: center;text-decoration: underline;text-underline-offset: 4px;}
.am-help p {max-width: 75ch;margin: 8px 0;}
#am-draft-note {margin: 12px 0 0;font-size: 13px;}
#am-draft-note:empty {display: none;}
@media (max-width: 1100px) {.am-row-main {align-items: flex-start;flex-direction: column;gap: 12px;}}
@media (max-width: 600px) {
  .am-content {padding: 0 16px 20px;}
  .am-heading {flex-wrap: wrap;}
  .am-editor {padding: 16px;}
  .am-authorization {padding: 16px 0;}
  .account-quick-actions {padding: 0 18px 18px;}
  .am-form-actions .button {flex: 1;}
  .am-row-actions {width: 100%;}
  .am-row-actions .button {flex: 1;padding-inline: 10px;}
  .am-more {flex: 1;}
  .am-more summary {width: 100%;}
  .account-manager {scroll-margin-top: 16px;}
  .account-task-summary {padding: 16px;align-items: flex-start;flex-direction: column;gap: 12px;}
  .am-steps li {flex: 1;text-align: center;padding: 8px;font-size: 12px;min-width: 75px;}
  .am-code-row input {font-size: 22px;flex-basis: 100%;}
}