:root {
    color-scheme: dark;
    font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    --bg: #07100d;
    --surface: #0b1612;
    --surface-2: #101d18;
    --surface-3: #14231d;
    --line: #20372e;
    --line-soft: rgba(94, 133, 116, .18);
    --text: #ecf7f1;
    --muted: #8ba398;
    --muted-2: #637a70;
    --accent: #63e6a7;
    --accent-strong: #35ca88;
    --accent-wash: rgba(99, 230, 167, .1);
    --warning: #f4bd61;
    --danger: #ff7973;
    --info: #73aafa;
    --sidebar-width: 244px;
    --radius: 18px;
    background: var(--bg);
    color: var(--text);
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { min-width: 320px; background: var(--bg); }
body { margin: 0; min-height: 100vh; background: radial-gradient(circle at 75% -20%, rgba(40, 112, 82, .14), transparent 34%), var(--bg); }
button, input, textarea, select { font: inherit; }
button { color: inherit; }
svg { display: block; width: 1.25rem; height: 1.25rem; fill: currentColor; }
h1, h2, h3, h4, p { margin: 0; }
h1 { font-size: 1.55rem; letter-spacing: -.035em; }
h2 { font-size: clamp(1.7rem, 3vw, 2.45rem); letter-spacing: -.045em; line-height: 1.08; }
h3 { font-size: 1.08rem; letter-spacing: -.02em; }
h4 { font-size: 1rem; }
button:focus-visible, input:focus-visible, textarea:focus-visible, select:focus-visible, summary:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.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; }

.app-shell { display: grid; grid-template-columns: var(--sidebar-width) minmax(0, 1fr); min-height: 100vh; }
.sidebar { position: fixed; inset: 0 auto 0 0; z-index: 30; display: flex; flex-direction: column; width: var(--sidebar-width); padding: 28px 18px 22px; border-right: 1px solid var(--line-soft); background: rgba(6, 15, 12, .92); backdrop-filter: blur(18px); }
.brand { display: flex; align-items: center; gap: 12px; padding: 0 8px 28px; }
.brand-mark { display: grid; place-items: center; width: 38px; height: 38px; border-radius: 12px; color: #062015; background: linear-gradient(145deg, #81f0bb, #36bc7f); box-shadow: 0 10px 24px rgba(54, 188, 127, .2); }
.brand-mark svg { width: 23px; height: 23px; }
.brand strong, .brand span { display: block; }
.brand strong { font-size: .98rem; letter-spacing: -.02em; }
.brand span { margin-top: 2px; color: var(--muted); font-size: .71rem; text-transform: uppercase; letter-spacing: .12em; }
.navigation { display: grid; gap: 5px; }
.nav-item { display: flex; align-items: center; width: 100%; gap: 12px; padding: 12px 13px; border: 1px solid transparent; border-radius: 12px; color: var(--muted); background: transparent; cursor: pointer; transition: color .18s, background .18s, border-color .18s, transform .18s; }
.nav-item:hover { color: var(--text); background: rgba(255, 255, 255, .025); transform: translateX(2px); }
.nav-item.active { color: var(--accent); border-color: rgba(99, 230, 167, .14); background: linear-gradient(90deg, rgba(99, 230, 167, .12), rgba(99, 230, 167, .035)); }
.nav-item svg { width: 19px; height: 19px; }
.nav-item span:not(.nav-badge) { font-size: .87rem; font-weight: 650; }
.nav-badge { margin-left: auto; min-width: 22px; padding: 3px 6px; border-radius: 999px; color: var(--accent); background: rgba(99, 230, 167, .11); font-size: .68rem; font-weight: 800; text-align: center; }
.sidebar-footer { margin-top: auto; }
.environment-card { padding: 14px; border: 1px solid var(--line-soft); border-radius: 13px; background: rgba(255, 255, 255, .018); }
.environment-line { display: flex; align-items: center; gap: 8px; margin-bottom: 7px; }
.environment-line strong { font-size: .72rem; letter-spacing: .12em; }
.environment-card > span { color: var(--muted); font-size: .72rem; }
.pulse { width: 7px; height: 7px; border-radius: 50%; background: var(--muted-2); box-shadow: 0 0 0 4px rgba(99, 230, 167, .04); }
.pulse.online { background: var(--accent); box-shadow: 0 0 0 4px rgba(99, 230, 167, .1); }
.pulse.offline { background: var(--danger); box-shadow: 0 0 0 4px rgba(255, 121, 115, .1); }
.sidebar-footer > p { padding: 16px 10px 0; color: var(--muted-2); font-size: .68rem; line-height: 1.55; }

.workspace { grid-column: 2; min-width: 0; }
.topbar { position: sticky; top: 0; z-index: 20; display: flex; align-items: center; justify-content: space-between; min-height: 86px; padding: 16px clamp(22px, 4vw, 54px); border-bottom: 1px solid var(--line-soft); background: rgba(7, 16, 13, .78); backdrop-filter: blur(18px); }
.topbar-title, .topbar-actions, .date-range, .session-button { display: flex; align-items: center; }
.topbar-title { gap: 12px; }
.topbar-actions { gap: 10px; }
.eyebrow, .section-kicker, .panel-kicker { color: var(--accent); font-size: .65rem; font-weight: 800; text-transform: uppercase; letter-spacing: .14em; }
.eyebrow { margin-bottom: 4px; }
.date-range { height: 48px; gap: 8px; padding: 5px 10px; border: 1px solid var(--line); border-radius: 12px; background: var(--surface); }
.date-range label { display: grid; gap: 2px; }
.date-range label span { color: var(--muted-2); font-size: .58rem; font-weight: 750; text-transform: uppercase; letter-spacing: .1em; }
.date-range input { width: 112px; padding: 0; border: 0; color: var(--text); background: transparent; font-size: .74rem; font-weight: 650; }
.date-range input::-webkit-calendar-picker-indicator { filter: invert(1); opacity: .55; }
.range-separator { color: var(--muted-2); }
.icon-button { display: grid; place-items: center; width: 46px; height: 46px; padding: 0; border: 1px solid var(--line); border-radius: 12px; color: var(--muted); background: var(--surface); cursor: pointer; transition: color .18s, border-color .18s, transform .18s; }
.icon-button:hover { color: var(--accent); border-color: rgba(99, 230, 167, .3); }
.icon-button:active { transform: scale(.96); }
.icon-button:disabled { opacity: .5; cursor: wait; }
.icon-button.spinning svg { animation: spin .8s linear infinite; }
.mobile-menu { display: none; }
.session-button { gap: 10px; min-width: 196px; height: 48px; padding: 5px 10px 5px 6px; border: 1px solid var(--line); border-radius: 12px; background: var(--surface); cursor: pointer; text-align: left; }
.session-button:hover { border-color: rgba(99, 230, 167, .3); }
.session-button > svg { width: 16px; color: var(--muted-2); }
.avatar { display: grid; place-items: center; flex: 0 0 36px; height: 36px; border-radius: 10px; color: #062015; background: var(--accent); font-size: .75rem; font-weight: 900; }
.session-expired .avatar { color: #300907; background: var(--danger); }
.session-copy { flex: 1; min-width: 0; }
.session-copy strong, .session-copy small { display: block; max-width: 125px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.session-copy strong { font-size: .76rem; }
.session-copy small { margin-top: 2px; color: var(--muted); font-size: .61rem; }

.content { width: min(1500px, 100%); margin: 0 auto; padding: 42px clamp(22px, 4vw, 54px) 72px; }
.view { display: none; animation: reveal .25s ease; }
.view.active { display: block; }
.hero-row { display: flex; align-items: flex-end; justify-content: space-between; gap: 24px; margin-bottom: 26px; }
.section-kicker { margin-bottom: 9px; }
.section-description { max-width: 690px; margin-top: 10px; color: var(--muted); font-size: .88rem; line-height: 1.6; }
.freshness { min-width: 120px; text-align: right; }
.freshness span, .quality-score span { display: block; margin-bottom: 5px; color: var(--muted-2); font-size: .64rem; text-transform: uppercase; letter-spacing: .11em; }
.freshness strong { font-size: .82rem; }

.metric-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; margin-bottom: 16px; }
.metric-card, .panel { border: 1px solid var(--line-soft); background: linear-gradient(145deg, rgba(16, 29, 24, .96), rgba(10, 21, 17, .96)); box-shadow: 0 20px 50px rgba(0, 0, 0, .12); }
.metric-card { min-height: 153px; padding: 19px; border-radius: var(--radius); position: relative; overflow: hidden; }
.metric-card::after { content: ''; position: absolute; right: -38px; bottom: -45px; width: 110px; height: 110px; border-radius: 50%; background: rgba(99, 230, 167, .035); }
.metric-card.warning::after { background: rgba(244, 189, 97, .055); }
.metric-card.danger::after { background: rgba(255, 121, 115, .06); }
.metric-top { display: flex; align-items: center; justify-content: space-between; color: var(--muted); font-size: .75rem; }
.metric-icon { display: grid; place-items: center; width: 32px; height: 32px; border-radius: 10px; color: var(--accent); background: var(--accent-wash); }
.metric-icon svg { width: 17px; height: 17px; }
.metric-card > strong { display: block; margin-top: 17px; font-size: clamp(1.45rem, 2vw, 1.95rem); letter-spacing: -.045em; }
.metric-card > p { margin-top: 7px; color: var(--muted); font-size: .72rem; }
.skeleton-card { min-height: 153px; background: linear-gradient(100deg, var(--surface) 25%, var(--surface-2) 45%, var(--surface) 65%); background-size: 300% 100%; animation: shimmer 1.8s infinite; }

.panel { border-radius: var(--radius); padding: 21px; }
.dashboard-grid { display: grid; grid-template-columns: minmax(0, 1.8fr) minmax(280px, .8fr); gap: 16px; }
.panel-heading { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; margin-bottom: 19px; }
.panel-kicker { margin-bottom: 5px; color: var(--muted-2); }
.legend, .count-label, .method-chip { color: var(--muted); font-size: .7rem; }
.legend { display: flex; align-items: center; gap: 6px; }
.legend i { width: 7px; height: 7px; border-radius: 50%; background: var(--accent); }
.bar-chart { display: flex; min-height: 236px; position: relative; }
.chart-scale { display: flex; flex-direction: column; justify-content: space-between; width: 35px; padding: 4px 8px 26px 0; color: var(--muted-2); font-size: .58rem; text-align: right; }
.chart-bars { display: flex; align-items: stretch; flex: 1; gap: clamp(3px, .6vw, 9px); border-bottom: 1px solid var(--line); background: repeating-linear-gradient(to bottom, transparent 0, transparent calc(50% - 1px), var(--line-soft) 50%, transparent calc(50% + 1px), transparent 100%); }
.chart-column { display: flex; flex: 1; min-width: 4px; flex-direction: column; justify-content: flex-end; align-items: center; height: 236px; }
.chart-bar { position: relative; width: min(100%, 28px); height: var(--bar-height); min-height: 4px; border-radius: 6px 6px 2px 2px; background: linear-gradient(180deg, #74efb6, #23885d); box-shadow: 0 0 14px rgba(99, 230, 167, .08); transition: filter .2s, height .35s ease; }
.chart-bar:hover { filter: brightness(1.18); }
.chart-bar span { position: absolute; left: 50%; top: -17px; transform: translateX(-50%); color: var(--muted); font-size: .55rem; opacity: 0; transition: opacity .18s; }
.chart-bar:hover span { opacity: 1; }
.chart-column small { height: 20px; padding-top: 8px; color: var(--muted-2); font-size: .55rem; white-space: nowrap; }
.health-list { display: grid; gap: 1px; margin: 0; }
.health-list > div { display: flex; justify-content: space-between; padding: 11px 0; border-bottom: 1px solid var(--line-soft); }
.health-list dt { color: var(--muted); font-size: .74rem; }
.health-list dd { display: flex; align-items: center; gap: 7px; margin: 0; font-size: .73rem; font-weight: 700; text-transform: capitalize; }
.mini-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--muted-2); }
.mini-dot.good { background: var(--accent); }
.mini-dot.bad { background: var(--danger); }
.contract-line { display: grid; grid-template-columns: 1fr auto; gap: 5px 10px; margin-top: 18px; padding: 12px; border-radius: 11px; background: rgba(0, 0, 0, .16); }
.contract-line span { color: var(--muted-2); font-size: .63rem; }
.contract-line strong { color: var(--accent); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .72rem; }
.contract-line span:last-child { grid-column: 1 / -1; }

.status-chip, .severity, .priority, .provisional { display: inline-flex; align-items: center; width: fit-content; border-radius: 999px; font-size: .6rem; font-weight: 800; letter-spacing: .05em; text-transform: uppercase; }
.status-chip { padding: 6px 9px; }
.status-chip.success { color: var(--accent); background: rgba(99, 230, 167, .1); }
.status-chip.warning { color: var(--warning); background: rgba(244, 189, 97, .1); }
.status-chip.danger { color: var(--danger); background: rgba(255, 121, 115, .1); }
.status-chip.neutral { color: var(--muted); background: rgba(139, 163, 152, .1); }
.method-chip { padding: 9px 12px; border: 1px solid var(--line); border-radius: 10px; }
.method-chip strong { color: var(--text); }

.split-panels { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { padding: 13px 9px; border-bottom: 1px solid var(--line-soft); text-align: left; white-space: nowrap; }
th { color: var(--muted-2); font-size: .62rem; font-weight: 750; text-transform: uppercase; letter-spacing: .08em; }
td { color: var(--muted); font-size: .74rem; }
td strong { color: var(--text); }
tbody tr:last-child td { border-bottom: 0; }
tbody tr:hover td { background: rgba(255, 255, 255, .012); }
.provisional { margin-left: 7px; padding: 3px 5px; color: var(--warning); background: rgba(244, 189, 97, .08); }
.score-cell { display: flex; align-items: center; gap: 8px; }
.score-cell > strong { width: 22px; color: var(--accent); }
.score-cell > span { width: 55px; height: 4px; overflow: hidden; border-radius: 99px; background: var(--line); }
.score-cell i { display: block; height: 100%; border-radius: inherit; background: var(--accent); }

.signal-summary { display: flex; gap: 8px; }
.signal-summary span { padding: 8px 10px; border: 1px solid var(--line); border-radius: 9px; color: var(--muted); font-size: .68rem; }
.signal-summary strong { color: var(--text); }
.alert-queue { margin-bottom: 18px; }
.alert-queue .panel-heading { margin-bottom: 13px; }
.alert-card { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 20px; padding: 16px; border: 1px solid var(--line-soft); border-radius: 15px; background: rgba(0, 0, 0, .12); }
.alert-card-main > p { margin-top: 8px; color: var(--muted); font-size: .78rem; line-height: 1.55; }
.alert-card time { color: var(--muted-2); font-size: .62rem; }
.alert-action-copy { display: flex; gap: 8px; margin-top: 12px; color: var(--muted); font-size: .68rem; }
.alert-action-copy strong { flex: 0 0 auto; color: var(--accent); }
.alert-controls { display: flex; align-items: center; gap: 7px; }
.alert-controls button { padding: 7px 10px; border: 1px solid var(--line); border-radius: 8px; color: var(--muted); background: transparent; cursor: pointer; font-size: .65rem; }
.alert-controls button:hover { color: var(--accent); border-color: rgba(99, 230, 167, .3); background: var(--accent-wash); }
.alert-controls button:last-child:hover { color: var(--info); border-color: rgba(115, 170, 250, .3); background: rgba(115, 170, 250, .08); }
.alert-controls button:disabled { cursor: wait; opacity: .55; }
.signals-layout { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 28px; }
.column-heading { display: flex; align-items: center; justify-content: space-between; margin-bottom: 12px; padding: 0 2px; }
.column-heading span { color: var(--muted-2); font-size: .68rem; }
.stack { display: grid; gap: 10px; }
.signal-card, .recommendation-card { border: 1px solid var(--line-soft); border-radius: 15px; background: linear-gradient(145deg, rgba(16, 29, 24, .9), rgba(10, 21, 17, .9)); }
.signal-card { padding: 16px; }
.signal-card-top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 13px; }
.signal-card time { color: var(--muted-2); font-size: .62rem; }
.severity, .priority { padding: 4px 7px; }
.severity.high, .severity.critical, .priority.high, .priority.critical { color: var(--danger); background: rgba(255, 121, 115, .1); }
.severity.medium, .priority.medium { color: var(--warning); background: rgba(244, 189, 97, .1); }
.severity.low, .priority.low { color: var(--info); background: rgba(115, 170, 250, .1); }
.signal-card > p { margin-top: 8px; color: var(--muted); font-size: .78rem; line-height: 1.55; }
.signal-meta { display: flex; gap: 10px; margin-top: 13px; color: var(--muted-2); font-size: .62rem; text-transform: capitalize; }
.recommendation-card { display: grid; grid-template-columns: 42px 1fr; gap: 12px; padding: 15px; }
.recommendation-index { display: grid; place-items: center; width: 38px; height: 38px; border: 1px solid var(--line); border-radius: 11px; color: var(--accent); font-size: .68rem; font-weight: 800; }
.recommendation-card p { margin: 9px 0 11px; font-size: .78rem; line-height: 1.55; }
details { color: var(--muted); font-size: .68rem; }
summary { cursor: pointer; }
details ul { margin: 8px 0 0; padding-left: 17px; line-height: 1.5; }
.decision-feedback { display: flex; align-items: center; gap: 7px; margin-top: 12px; padding-top: 10px; border-top: 1px solid var(--line-soft); }
.decision-feedback button { padding: 5px 8px; border: 1px solid var(--line); border-radius: 7px; color: var(--muted); background: transparent; cursor: pointer; font-size: .62rem; }
.decision-feedback button:hover, .decision-feedback button.selected { color: var(--accent); border-color: rgba(99, 230, 167, .3); background: var(--accent-wash); }
.decision-feedback button:disabled { cursor: default; opacity: .7; }
.decision-feedback span { margin-left: auto; color: var(--accent); font-size: .6rem; }

.test-badge { color: var(--info); background: rgba(115, 170, 250, .1); }
.test-lab-grid { display: grid; grid-template-columns: minmax(320px, .8fr) minmax(0, 1.2fr); gap: 16px; align-items: start; }
.test-control-panel, .test-results-panel { min-height: 600px; }
.test-duration { color: var(--muted-2); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .68rem; }
.test-warning { display: flex; gap: 11px; margin-bottom: 18px; padding: 13px; border: 1px solid rgba(244, 189, 97, .2); border-radius: 12px; color: var(--warning); background: rgba(244, 189, 97, .06); }
.test-warning svg { flex: 0 0 18px; margin-top: 1px; }
.test-warning p { font-size: .7rem; line-height: 1.55; }
.test-context { display: grid; gap: 1px; margin: 0 0 16px; border-block: 1px solid var(--line-soft); }
.test-context > div { display: flex; justify-content: space-between; gap: 14px; padding: 10px 0; }
.test-context dt { color: var(--muted-2); font-size: .65rem; }
.test-context dd { margin: 0; color: var(--text); font-size: .68rem; font-weight: 700; text-align: right; }
.test-limit { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 16px; color: var(--muted); font-size: .68rem; }
.test-limit input { width: 86px; padding: 8px 9px; border: 1px solid var(--line); border-radius: 9px; color: var(--text); background: rgba(3, 10, 7, .55); }
.test-options { display: grid; gap: 8px; }
.test-options label { display: grid; grid-template-columns: auto 1fr; gap: 10px; padding: 11px; border: 1px solid var(--line-soft); border-radius: 11px; cursor: pointer; background: rgba(0, 0, 0, .09); }
.test-options input { width: 16px; height: 16px; margin: 2px 0 0; accent-color: var(--accent-strong); }
.test-options strong, .test-options small { display: block; }
.test-options strong { font-size: .7rem; }
.test-options small { margin-top: 4px; color: var(--muted); font-size: .62rem; line-height: 1.45; }
.test-note { margin-top: 11px; color: var(--muted-2); font-size: .61rem; line-height: 1.45; text-align: center; }
.test-steps { display: grid; gap: 7px; margin: 0; padding: 0; list-style: none; }
.test-steps li { display: grid; grid-template-columns: 32px minmax(0, 1fr) auto; align-items: center; gap: 11px; padding: 11px; border: 1px solid var(--line-soft); border-radius: 11px; background: rgba(0, 0, 0, .09); transition: border-color .18s, background .18s; }
.test-step-icon { display: grid; place-items: center; width: 30px; height: 30px; border-radius: 9px; color: var(--muted-2); background: rgba(139, 163, 152, .08); font-size: .65rem; font-weight: 850; }
.test-steps strong, .test-steps small { display: block; }
.test-steps strong { font-size: .72rem; }
.test-steps small { margin-top: 3px; color: var(--muted-2); font-size: .61rem; line-height: 1.35; }
.test-step-state { color: var(--muted-2); font-size: .59rem; font-weight: 800; letter-spacing: .05em; text-transform: uppercase; }
.test-steps li.running { border-color: rgba(115, 170, 250, .28); background: rgba(115, 170, 250, .05); }
.test-steps li.running .test-step-icon, .test-steps li.running .test-step-state { color: var(--info); }
.test-steps li.passed { border-color: rgba(99, 230, 167, .2); }
.test-steps li.passed .test-step-icon, .test-steps li.passed .test-step-state { color: var(--accent); background: var(--accent-wash); }
.test-steps li.failed { border-color: rgba(255, 121, 115, .28); background: rgba(255, 121, 115, .05); }
.test-steps li.failed .test-step-icon, .test-steps li.failed .test-step-state { color: var(--danger); }
.test-steps li.skipped { opacity: .68; }
.test-output-heading { display: flex; align-items: center; justify-content: space-between; margin: 18px 0 8px; color: var(--muted-2); font-size: .62rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.test-output-heading button { padding: 6px 9px; border: 1px solid var(--line); border-radius: 8px; color: var(--muted); background: transparent; cursor: pointer; font-size: .6rem; text-transform: none; }
.test-output-heading button:hover { color: var(--accent); border-color: rgba(99, 230, 167, .3); }
.test-output-heading button:disabled { cursor: default; opacity: .45; }
.test-output { min-height: 150px; max-height: 310px; margin: 0; overflow: auto; padding: 13px; border: 1px solid var(--line-soft); border-radius: 11px; color: #b8d5c7; background: rgba(1, 6, 4, .45); font: .62rem/1.55 ui-monospace, SFMono-Regular, Menlo, monospace; white-space: pre-wrap; overflow-wrap: anywhere; }

.quality-score { padding: 11px 15px; border: 1px solid rgba(99, 230, 167, .18); border-radius: 13px; background: var(--accent-wash); text-align: right; }
.quality-score strong { color: var(--accent); font-size: 1.4rem; letter-spacing: -.04em; }
.quality-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.knowledge-panel { grid-column: 1 / -1; }
.quality-ring { display: grid; place-items: center; width: 48px; height: 48px; border-radius: 50%; background: radial-gradient(circle closest-side, var(--surface-2) 77%, transparent 78% 100%), conic-gradient(var(--accent) calc(var(--score) * 1%), var(--line) 0); font-size: .62rem; font-weight: 800; }
.quality-rows { display: grid; }
.quality-row { display: flex; align-items: center; justify-content: space-between; padding: 11px 0; border-top: 1px solid var(--line-soft); }
.quality-row div span, .quality-row div small { display: block; }
.quality-row div span { font-size: .76rem; }
.quality-row div small { margin-top: 3px; color: var(--muted-2); font-size: .61rem; }
.quality-row strong { font-size: .84rem; }
.quality-row strong.has-issues { color: var(--warning); }
.quality-row strong.clean { color: var(--accent); }
.knowledge-grid { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 8px; }
.knowledge-grid > div { padding: 14px; border: 1px solid var(--line-soft); border-radius: 12px; background: rgba(0, 0, 0, .12); }
.knowledge-grid strong, .knowledge-grid span { display: block; }
.knowledge-grid strong { margin-bottom: 5px; color: var(--accent); font-size: 1.25rem; }
.knowledge-grid span { color: var(--muted); font-size: .65rem; text-transform: capitalize; }

.guardrail { display: flex; align-items: center; gap: 7px; padding: 8px 11px; border: 1px solid rgba(99, 230, 167, .17); border-radius: 10px; color: var(--accent); background: var(--accent-wash); font-size: .67rem; font-weight: 750; }
.guardrail svg { width: 15px; height: 15px; }
.assistant-layout { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: 16px; }
.assistant-intro { display: flex; gap: 13px; margin-bottom: 20px; }
.assistant-intro p { margin-top: 6px; color: var(--muted); font-size: .76rem; line-height: 1.5; }
.assistant-orb { display: grid; place-items: center; flex: 0 0 38px; height: 38px; border-radius: 12px; background: var(--accent-wash); }
.assistant-orb span { width: 13px; height: 13px; border: 3px solid var(--accent); border-radius: 50%; box-shadow: 0 0 14px rgba(99, 230, 167, .45); }
textarea { width: 100%; resize: vertical; border: 1px solid var(--line); border-radius: 13px; color: var(--text); background: rgba(3, 10, 7, .55); transition: border-color .18s, box-shadow .18s; }
textarea:focus { border-color: rgba(99, 230, 167, .45); box-shadow: 0 0 0 3px rgba(99, 230, 167, .06); outline: 0; }
#question { min-height: 145px; padding: 15px; font-size: .8rem; line-height: 1.55; }
textarea::placeholder { color: var(--muted-2); }
.composer-footer { display: flex; align-items: center; gap: 12px; margin-top: 11px; }
.composer-footer > span { margin-right: auto; color: var(--muted-2); font-size: .62rem; }
.language-select { display: flex; align-items: center; gap: 7px; }
.language-select label { color: var(--muted-2); font-size: .62rem; }
select { padding: 7px 24px 7px 8px; border: 1px solid var(--line); border-radius: 8px; color: var(--text); background: var(--surface); font-size: .67rem; }
.primary-button { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 11px 15px; border: 0; border-radius: 10px; color: #052116; background: linear-gradient(135deg, #78efb8, #39c98a); box-shadow: 0 8px 20px rgba(57, 201, 138, .13); font-size: .74rem; font-weight: 850; cursor: pointer; }
.primary-button:hover { filter: brightness(1.06); }
.primary-button:disabled { opacity: .55; cursor: wait; }
.primary-button svg { width: 15px; height: 15px; }
.primary-button.wide { width: 100%; margin-top: 16px; }
.answer-panel { min-height: 410px; }
.answer-empty { display: grid; place-items: center; align-content: center; min-height: 365px; color: var(--muted); text-align: center; }
.answer-empty > svg { width: 38px; height: 38px; margin-bottom: 14px; color: var(--muted-2); }
.answer-empty h3 { color: var(--text); }
.answer-empty p { max-width: 390px; margin-top: 8px; font-size: .76rem; line-height: 1.55; }
.answer-heading, .sources-heading, .feedback-row { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.confidence { display: flex; align-items: center; gap: 7px; color: var(--muted); font-size: .65rem; }
.confidence i { display: block; width: 30px; height: 30px; border-radius: 50%; background: radial-gradient(circle closest-side, var(--surface-2) 72%, transparent 74%), conic-gradient(var(--accent) var(--confidence), var(--line) 0); }
.answer-text { margin: 21px 0; padding: 17px; border-left: 2px solid var(--accent); border-radius: 0 11px 11px 0; background: rgba(99, 230, 167, .045); font-size: .8rem; line-height: 1.7; }
.sources-heading { margin-bottom: 10px; }
.sources-heading span { color: var(--muted-2); font-size: .65rem; }
.sources-list { display: grid; gap: 8px; max-height: 310px; overflow-y: auto; padding-right: 3px; }
.source-card { padding: 12px; border: 1px solid var(--line-soft); border-radius: 11px; background: rgba(0, 0, 0, .1); }
.source-card > div { display: flex; justify-content: space-between; margin-bottom: 7px; color: var(--muted-2); font-size: .58rem; text-transform: uppercase; }
.source-card > strong { color: var(--accent); font-size: .7rem; }
.source-card > p { margin-top: 7px; color: var(--muted); font-size: .7rem; line-height: 1.5; }
.feedback-row { justify-content: flex-start; margin-top: 15px; padding-top: 14px; border-top: 1px solid var(--line-soft); color: var(--muted); font-size: .66rem; }
.feedback-row button { padding: 6px 9px; border: 1px solid var(--line); border-radius: 8px; color: var(--muted); background: transparent; cursor: pointer; }
.feedback-row button:hover, .feedback-row button.selected { color: var(--accent); border-color: rgba(99, 230, 167, .3); background: var(--accent-wash); }
#feedback-status { margin-left: auto; color: var(--accent); }
.assistant-loader { display: flex; gap: 5px; margin-bottom: 17px; }
.assistant-loader span { width: 7px; height: 7px; border-radius: 50%; background: var(--accent); animation: bounce 1s infinite alternate; }
.assistant-loader span:nth-child(2) { animation-delay: .15s; }
.assistant-loader span:nth-child(3) { animation-delay: .3s; }

.empty-state { display: grid; place-items: center; min-height: 150px; padding: 25px; border: 1px dashed var(--line); border-radius: 13px; color: var(--muted-2); font-size: .75rem; text-align: center; }
.empty-state.compact { min-height: 90px; }

.auth-dialog { width: min(520px, calc(100% - 28px)); padding: 0; border: 1px solid var(--line); border-radius: 22px; color: var(--text); background: linear-gradient(150deg, #12231c, #091410); box-shadow: 0 36px 110px rgba(0, 0, 0, .65); }
.auth-dialog::backdrop { background: rgba(1, 6, 4, .77); backdrop-filter: blur(8px); }
.auth-dialog form { position: relative; padding: 30px; }
.dialog-close { position: absolute; top: 15px; right: 16px; width: 30px; height: 30px; padding: 0; border: 1px solid var(--line); border-radius: 8px; color: var(--muted); background: transparent; cursor: pointer; font-size: 1.2rem; }
.auth-icon { display: grid; place-items: center; width: 45px; height: 45px; margin-bottom: 20px; border-radius: 13px; color: var(--accent); background: var(--accent-wash); }
.auth-dialog h2 { font-size: 1.6rem; }
.dialog-description { margin: 10px 0 18px; color: var(--muted); font-size: .77rem; line-height: 1.6; }
.token-field > span { display: block; margin-bottom: 7px; color: var(--muted); font-size: .67rem; font-weight: 700; }
.token-field textarea { min-height: 112px; padding: 12px; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .65rem; line-height: 1.5; }
.token-preview { display: flex; align-items: center; gap: 9px; min-height: 44px; margin-top: 10px; padding: 8px 10px; border: 1px solid var(--line-soft); border-radius: 10px; color: var(--muted); background: rgba(0, 0, 0, .12); font-size: .65rem; }
.form-error { min-height: 18px; margin-top: 9px; color: var(--danger); font-size: .67rem; }
.dialog-note { margin-top: 11px; color: var(--muted-2); font-size: .61rem; text-align: center; }

.toast-region { position: fixed; z-index: 100; right: 22px; bottom: 22px; display: grid; gap: 8px; pointer-events: none; }
.toast { display: flex; align-items: center; gap: 10px; min-width: 270px; max-width: 430px; padding: 12px 14px; border: 1px solid var(--line); border-radius: 11px; background: #102019; box-shadow: 0 16px 45px rgba(0, 0, 0, .38); font-size: .72rem; animation: toast-in .25s ease; }
.toast.leaving { opacity: 0; transform: translateY(8px); transition: .3s; }
.toast-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--accent); }
.toast.warning .toast-dot { background: var(--warning); }
.toast.danger .toast-dot { background: var(--danger); }
.loading-bar { position: fixed; z-index: 110; top: 0; left: 0; width: 0; height: 2px; background: var(--accent); box-shadow: 0 0 12px var(--accent); opacity: 0; }
.loading-bar.active { width: 80%; opacity: 1; animation: loading 1.5s ease-in-out infinite; }
.sidebar-scrim { display: none; }

@keyframes spin { to { transform: rotate(360deg); } }
@keyframes reveal { from { opacity: 0; transform: translateY(5px); } }
@keyframes shimmer { from { background-position: 100% 0; } to { background-position: -100% 0; } }
@keyframes bounce { to { transform: translateY(-7px); opacity: .45; } }
@keyframes toast-in { from { opacity: 0; transform: translateY(8px); } }
@keyframes loading { 0% { width: 5%; transform: translateX(0); } 70% { width: 70%; } 100% { width: 20%; transform: translateX(400%); } }

@media (max-width: 1180px) {
    .metric-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .dashboard-grid { grid-template-columns: 1fr; }
    .health-list { grid-template-columns: repeat(2, 1fr); gap: 0 18px; }
    .assistant-layout { grid-template-columns: 1fr; }
    .test-lab-grid { grid-template-columns: 1fr; }
    .test-control-panel, .test-results-panel { min-height: 0; }
}

@media (max-width: 920px) {
    .app-shell { grid-template-columns: 1fr; }
    .workspace { grid-column: 1; }
    .sidebar { transform: translateX(-102%); transition: transform .25s ease; box-shadow: 20px 0 60px rgba(0, 0, 0, .4); }
    .sidebar.open { transform: translateX(0); }
    .sidebar-scrim.visible { position: fixed; inset: 0; z-index: 25; display: block; background: rgba(0, 0, 0, .55); }
    .mobile-menu { display: grid; }
    .topbar { padding-inline: 18px; }
    .content { padding-inline: 20px; }
    .date-range { display: none; }
    .split-panels, .signals-layout { grid-template-columns: 1fr; }
}

@media (max-width: 620px) {
    .topbar { min-height: 76px; }
    .topbar-title .eyebrow { display: none; }
    .topbar-title h1 { font-size: 1.2rem; }
    .session-button { min-width: 0; width: 46px; padding: 5px; }
    .alert-card { grid-template-columns: 1fr; }
    .alert-controls { align-items: stretch; }
    .alert-controls button { flex: 1; }
    .session-copy, .session-button > svg { display: none; }
    .content { padding: 29px 15px 55px; }
    .hero-row { align-items: flex-start; flex-direction: column; margin-bottom: 20px; }
    .freshness { text-align: left; }
    .metric-grid { grid-template-columns: 1fr; }
    .metric-card { min-height: 135px; }
    .quality-grid { grid-template-columns: 1fr; }
    .knowledge-panel { grid-column: auto; }
    .knowledge-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .signal-summary { width: 100%; }
    .signal-summary span { flex: 1; }
    .composer-footer { flex-wrap: wrap; }
    .composer-footer > span { width: 100%; }
    .primary-button { flex: 1; }
    .health-list { grid-template-columns: 1fr; }
    .auth-dialog form { padding: 25px 20px; }
    .toast-region { right: 12px; bottom: 12px; left: 12px; }
    .toast { min-width: 0; }
}

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