.hero { padding: 40px 16px 6px; text-align: center; max-width: 820px; margin: 0 auto; }
    .hero h1 { font-size: clamp(2rem, 4.5vw, 3.25rem); font-weight: 450; letter-spacing: -0.02em; line-height: 1.04; margin: 0 0 12px; }
    .hero h1 .accent { color: var(--primary); }
    .hero p.lead { color: var(--muted-foreground); font-size: 15.5px; line-height: 1.5; margin: 0 0 6px; }
    .hero p.vs { color: var(--text-tertiary); font-size: 13px; line-height: 1.5; margin: 0 auto; max-width: 640px; }

    .toolbar {
      max-width: 1180px; margin: 16px auto 12px; padding: 0 16px;
      display: flex; gap: 10px; align-items: center; flex-wrap: wrap;
    }
    .toolbar .user-hint {
      font-family: var(--font-mono); font-size: 10px;
      letter-spacing: 0.1em; text-transform: uppercase;
      color: var(--text-tertiary);
      margin-right: auto;
    }
    .gp-btn-ghost {
      background: transparent; border: 1px solid var(--border); color: var(--text-tertiary);
      font-size: 12.5px; padding: 6px 12px; border-radius: 2px; cursor: pointer;
    }
    .gp-btn-ghost:hover { color: var(--foreground); border-color: var(--text-tertiary); }

    .layout {
      display: grid;
      grid-template-columns: 1.4fr 1fr 1fr;
      gap: 14px;
      max-width: 1180px;
      margin: 0 auto 40px;
      padding: 0 16px;
      align-items: stretch;
    }
    @media (max-width: 1024px) { .layout { grid-template-columns: 1fr; } }

    .panel {
      background: var(--card);
      border: 1px solid var(--border);
      border-radius: 4px;
      padding: 18px;
      display: flex;
      flex-direction: column;
      min-height: 580px;
    }
    .panel.locked { opacity: 0.5; pointer-events: none; }
    .panel.locked .lock-note { display: block; }
    .lock-note {
      display: none;
      font-size: 11.5px;
      color: var(--text-tertiary);
      background: var(--surface-2);
      border: 1px solid var(--border);
      padding: 8px 10px;
      border-radius: 2px;
      margin: 8px 0 4px;
    }

    .panel h2 {
      font-size: 14px; margin: 0 0 4px;
      display: flex; align-items: center; gap: 8px;
    }
    .panel .sub {
      font-size: 12.5px; color: var(--text-tertiary);
      margin: 0 0 12px; line-height: 1.45;
    }
    .panel .step-num {
      display: inline-flex; width: 20px; height: 20px;
      align-items: center; justify-content: center; border-radius: 2px;
      background: var(--surface-2); border: 1px solid var(--border);
      font-size: 11px;
      font-family: var(--font-mono); color: var(--text-tertiary);
    }
    .hidden { display: none !important; }

    /* ---- Step 1 - calibration surface ---- */
    .calibrate-zone {
      flex: 1;
      display: flex; flex-direction: column; gap: 12px;
    }
    .calibrate-stat-row {
      display: flex; gap: 12px; align-items: stretch;
    }
    .calibrate-stat {
      flex: 1; background: var(--surface-2);
      border: 1px solid var(--border);
      border-radius: 2px; padding: 10px 12px;
      font-family: var(--font-mono);
      display: flex; flex-direction: column; gap: 2px;
    }
    .calibrate-stat .stat-lbl {
      font-size: 10px; color: var(--text-tertiary);
      text-transform: uppercase; letter-spacing: 0.1em;
    }
    .calibrate-stat strong {
      color: var(--foreground);
      font-size: 22px; font-weight: 600; line-height: 1.1;
      font-variant-numeric: tabular-nums;
    }
    .calibrate-stat .stat-sub {
      font-size: 10.5px; color: var(--text-tertiary);
    }
    .calibrate-stat.warmup strong { color: var(--text-tertiary); }
    .calibrate-stat.warmup.live strong { color: var(--foreground); }
    .calibrate-stat.warmup.live strong.stable { color: var(--success); }
    .calibrate-stat.warmup.live strong.uncertain { color: var(--warning); }
    .calibrate-stat.warmup.live strong.degraded,
    .calibrate-stat.warmup.live strong.critical { color: var(--destructive); }
    .calibrate-note {
      font-size: 12px; line-height: 1.5;
      color: var(--text-tertiary);
      background: var(--surface-2);
      border: 1px solid var(--border);
      border-radius: 2px;
      padding: 10px 12px; margin: 0;
    }
    .calibrate-note strong { color: var(--foreground); }
    .evidence-card {
      display: grid; grid-template-columns: auto 1fr; gap: 8px 14px;
      align-items: baseline;
      padding: 11px 12px;
      background: color-mix(in srgb, var(--primary) 5%, var(--surface-2));
      border: 1px solid var(--border); border-radius: 2px;
      font-size: 12px;
    }
    .evidence-card .evidence-label {
      color: var(--text-tertiary); font-family: var(--font-mono);
      font-size: 10px; letter-spacing: 0.09em; text-transform: uppercase;
    }
    .evidence-card strong { font-family: var(--font-mono); font-variant-numeric: tabular-nums; }
    .evidence-card p {
      grid-column: 1 / -1; margin: 0; color: var(--muted-foreground);
      line-height: 1.45;
    }

    .typing-area {
      width: 100%; min-height: 86px; padding: 10px;
      border-radius: 2px; border: 1px solid var(--border);
      background: var(--background);
      caret-color: var(--primary);
      font-family: var(--font-mono); font-size: 13px; color: var(--foreground);
      resize: vertical;
    }

    .scroll-card {
      max-height: 150px; overflow-y: auto; padding: 12px;
      border: 1px solid var(--border); border-radius: 2px;
      background: var(--surface-2); margin-top: 6px;
      font-size: 12.5px; line-height: 1.5; color: var(--text-tertiary);
    }
    .scroll-card h4 {
      margin: 0 0 6px; font-size: 12px; color: var(--foreground);
    }
    .scroll-card p { margin: 0 0 8px; }

    .gp-btn {
      font-size: 12.5px; padding: 10px 14px; border-radius: 2px; cursor: pointer;
      border: 1px solid var(--border); background: var(--surface-2); color: var(--foreground);
      font-weight: 500;
      transition: border-color 0.18s ease, color 0.18s ease;
    }
    .gp-btn:hover:not(:disabled) { border-color: var(--text-tertiary); }
    .gp-btn:disabled { opacity: 0.4; cursor: not-allowed; }
    /* Primary action: ink fill, never red. */
    .gp-btn-primary { background: var(--primary-solid); color: var(--primary-foreground); border-color: var(--primary-solid); }
    .gp-btn-primary:hover:not(:disabled) { background: var(--primary-solid-hover); border-color: var(--primary-solid-hover); }
    .gp-btn-row { display: flex; gap: 8px; margin-top: 8px; }
    .pill {
      display: inline-flex; padding: 3px 9px; border-radius: 2px;
      border: 1px solid var(--border);
      font-family: var(--font-mono); font-size: 10px;
      letter-spacing: 0.08em; text-transform: uppercase;
      background: transparent; color: var(--text-tertiary);
      margin-left: auto;
    }
    .pill.on { border-color: color-mix(in srgb, var(--success) 40%, var(--border)); color: var(--success); }
    .pill.warn { border-color: color-mix(in srgb, var(--warning) 40%, var(--border)); color: var(--warning); }
    .pill.err { border-color: color-mix(in srgb, var(--destructive) 40%, var(--border)); color: var(--destructive); }

    #qrBox { margin: 12px auto; display: flex; justify-content: center; }
    /* QR renders dark-on-light; seat it on a paper plate so it stays scannable. */
    #qrBox canvas, #qrBox img { background: #f4f4f1; padding: 8px; border-radius: 2px; }
    .qr-url {
      width: 100%; font-family: var(--font-mono); font-size: 10.5px;
      padding: 8px; border-radius: 2px; border: 1px solid var(--border);
      background: var(--surface-2); color: var(--muted-foreground);
      word-break: break-all; margin-top: 8px;
      resize: none; min-height: 48px;
    }
    .stat-row {
      display: flex; justify-content: space-between;
      font-family: var(--font-mono); font-size: 12px; padding: 4px 0;
    }
    .log {
      font-family: var(--font-mono); font-size: 10.5px; max-height: 110px;
      overflow-y: auto; background: var(--surface-2);
      border: 1px solid var(--border); border-radius: 2px;
      padding: 8px; margin-top: auto;
    }
    .log .line.success { color: var(--success); }
    .log .line.warn { color: var(--warning); }
    .log .line.error { color: var(--destructive); }
    .log .ts { color: var(--text-tertiary); margin-right: 6px; }
    .muted { color: var(--text-tertiary); font-size: 12.5px; }
    .countdown {
      font-family: var(--font-mono); font-size: 12px; color: var(--text-tertiary);
      text-align: center; margin-top: 6px;
    }
    .net-headline {
      display: flex; align-items: baseline; justify-content: center; gap: 12px;
      margin: 6px 0 8px;
    }
    .net-headline .num {
      font-family: var(--font-mono); font-size: 28px; font-weight: 600; color: var(--success);
      font-variant-numeric: tabular-nums;
    }
    .net-headline .lbl { color: var(--text-tertiary); font-size: 12px; }
    .net-count {
      text-align: center; font-family: var(--font-mono); font-size: 11.5px;
      color: var(--text-tertiary); margin-bottom: 12px;
    }
    .privacy-footer {
      max-width: 1180px; margin: 0 auto 32px; padding: 16px;
      font-size: 12px; color: var(--text-tertiary); text-align: center;
      border-top: 1px solid var(--border); padding-top: 24px;
    }
    .privacy-footer strong { color: var(--foreground); }
    .lan-banner {
      max-width: 1180px; margin: 0 auto 16px; padding: 12px 16px;
      background: color-mix(in srgb, var(--warning) 8%, transparent);
      border: 1px solid color-mix(in srgb, var(--warning) 35%, var(--border));
      color: var(--warning); border-radius: 2px; font-size: 13px; line-height: 1.45;
    }
    .lan-banner code {
      background: color-mix(in srgb, var(--foreground) 8%, transparent); padding: 1px 4px;
      border-radius: 2px; font-size: 12px;
    }
    .https-banner {
      margin: 6px 0 14px; padding: 12px 14px;
      background: color-mix(in srgb, var(--warning) 8%, transparent);
      border: 1px solid color-mix(in srgb, var(--warning) 35%, var(--border));
      color: var(--warning); border-radius: 2px;
      font-size: 12.5px; line-height: 1.5;
    }
    .https-banner strong { color: var(--foreground); font-weight: 600; }
    .https-banner code {
      background: color-mix(in srgb, var(--foreground) 8%, transparent); padding: 1px 5px;
      border-radius: 2px; font-size: 11.5px;
      font-family: var(--font-code, ui-monospace, monospace);
    }

    /* ---- Step 3 add-ons: phone mirror + attack zone ---- */
    .step3-divider {
      border: none; border-top: 1px solid var(--border); margin: 14px 0 12px;
    }
    .phone-mirror {
      background: var(--surface-2); border: 1px solid var(--border); border-radius: 2px;
      padding: 8px 12px; margin-bottom: 10px;
    }
    .phone-mirror-label {
      font-size: 10px; color: var(--text-tertiary); margin: 0 0 4px;
      text-transform: uppercase; letter-spacing: 0.1em;
      font-family: var(--font-mono);
    }
    .phone-mirror-num {
      display: flex; align-items: baseline; gap: 8px;
      font-family: var(--font-mono);
    }
    .phone-trust-num {
      font-size: 22px; font-weight: 600; color: var(--foreground);
      font-variant-numeric: tabular-nums;
    }
    .phone-trust-num.stable { color: var(--success); }
    .phone-trust-num.uncertain { color: var(--warning); }
    .phone-trust-num.degraded, .phone-trust-num.critical { color: var(--destructive); }
    .phone-mirror-state {
      font-size: 11px; color: var(--text-tertiary);
    }
    .stream-line {
      display: flex; align-items: center; justify-content: space-between;
      gap: 10px; margin: 2px 0 12px;
      font-size: 10.5px; color: var(--text-tertiary);
      font-family: var(--font-mono); text-transform: uppercase;
      letter-spacing: 0.08em;
    }
    [data-tandem-stream] {
      display: inline-flex; align-items: center; gap: 6px;
      padding: 3px 7px; border: 1px solid var(--border); border-radius: 2px;
      color: var(--text-tertiary); background: var(--surface-2);
    }
    [data-tandem-stream]::before {
      content: ''; width: 6px; height: 6px; background: var(--text-tertiary);
    }
    [data-tandem-stream][data-state="live"] { color: var(--success); }
    [data-tandem-stream][data-state="live"]::before { background: var(--success); }
    [data-tandem-stream][data-state="fallback"] { color: var(--warning); }
    [data-tandem-stream][data-state="fallback"]::before { background: var(--warning); }
    .tandem-flow {
      list-style: none; padding: 0; margin: 0 0 12px;
      border: 1px solid var(--border); border-radius: 2px;
      background: var(--surface-2);
    }
    .tandem-stage {
      position: relative; display: grid; grid-template-columns: 22px 1fr;
      gap: 9px; padding: 9px 10px; border-bottom: 1px solid var(--border);
    }
    .tandem-stage:last-child { border-bottom: 0; }
    .stage-mark {
      width: 18px; height: 18px; display: inline-flex; align-items: center;
      justify-content: center; border: 1px solid var(--border);
      color: var(--text-tertiary); font-family: var(--font-mono);
      font-size: 11px; margin-top: 1px;
    }
    .tandem-stage strong { display: block; font-size: 11.5px; font-weight: 600; }
    .tandem-stage small {
      display: block; margin-top: 1px; color: var(--text-tertiary);
      font-size: 10.5px; line-height: 1.35;
    }
    .tandem-stage.is-active .stage-mark { border-color: var(--primary); color: var(--primary); }
    .tandem-stage.is-complete .stage-mark {
      border-color: color-mix(in srgb, var(--success) 55%, var(--border));
      color: var(--success);
    }
    .tandem-stage.is-revoked .stage-mark {
      border-color: var(--destructive); color: var(--destructive);
    }
    .network-facts {
      display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-bottom: 10px;
    }
    .network-fact {
      min-width: 0; padding: 9px 10px; background: var(--surface-2);
      border: 1px solid var(--border); border-radius: 2px;
    }
    .network-fact span {
      display: block; color: var(--text-tertiary); font-family: var(--font-mono);
      font-size: 9.5px; text-transform: uppercase; letter-spacing: 0.08em;
    }
    .network-fact strong {
      display: block; margin-top: 3px; font-size: 12px; font-weight: 600;
      font-variant-numeric: tabular-nums; white-space: nowrap; overflow: hidden;
      text-overflow: ellipsis;
    }
    .loan-card {
      padding: 11px 12px; margin-bottom: 10px;
      border: 1px solid var(--border); border-radius: 2px;
      background: var(--surface-2);
    }
    .loan-card[data-state="active"] {
      border-color: color-mix(in srgb, var(--warning) 38%, var(--border));
    }
    .loan-card[data-state="revoked"] {
      border-color: color-mix(in srgb, var(--destructive) 58%, var(--border));
      background: color-mix(in srgb, var(--destructive) 5%, var(--surface-2));
    }
    .loan-head {
      display: flex; align-items: baseline; justify-content: space-between; gap: 10px;
    }
    .loan-head span {
      color: var(--text-tertiary); font-family: var(--font-mono);
      font-size: 9.5px; text-transform: uppercase; letter-spacing: 0.09em;
    }
    .loan-head strong {
      font-family: var(--font-mono); font-size: 18px;
      font-variant-numeric: tabular-nums;
    }
    .loan-route { margin: 4px 0 1px; font-size: 11.5px; font-weight: 600; }
    .loan-meta {
      display: flex; justify-content: space-between; gap: 8px;
      color: var(--text-tertiary); font-size: 10.5px;
    }
    .loan-track { height: 3px; margin-top: 8px; overflow: hidden; background: var(--border); }
    .loan-track span {
      display: block; width: 0; height: 100%; background: var(--warning);
      transition: width 0.3s linear;
    }
    .loan-card[data-state="revoked"] .loan-track span { background: var(--destructive); }
    .transfer-card {
      border: 1px solid var(--border); border-radius: 2px;
      padding: 10px 12px; margin-bottom: 10px;
    }
    .transfer-card h3 {
      margin: 0 0 2px; font-size: 11px; text-transform: uppercase;
      letter-spacing: 0.09em; font-family: var(--font-mono);
    }
    .transfer-card > p {
      margin: 0 0 7px; color: var(--text-tertiary);
      font-size: 10.5px; line-height: 1.4;
    }
    .transfer-row {
      display: flex; justify-content: space-between; gap: 8px;
      padding: 5px 0; border-top: 1px solid var(--border); font-size: 10.5px;
    }
    .transfer-row strong { text-align: right; font-weight: 600; }
    .transfer-ready strong { color: var(--success); }
    .transfer-active strong { color: var(--warning); }
    .transfer-separate strong, .transfer-waiting strong { color: var(--text-tertiary); }
    .device-card {
      border: 1px solid var(--border); background: var(--surface-2);
      border-radius: 2px; padding: 10px 11px; margin-bottom: 7px;
    }
    .device-card-head {
      display: flex; justify-content: space-between; align-items: flex-start;
      gap: 10px;
    }
    .device-card-head strong { display: block; font-size: 12px; }
    .device-card-head div > span {
      display: block; margin-top: 1px; color: var(--text-tertiary); font-size: 10.5px;
    }
    .device-trust {
      flex-shrink: 0; color: var(--success); font-family: var(--font-mono);
      font-size: 10.5px; font-variant-numeric: tabular-nums;
    }
    .device-facts { display: flex; flex-wrap: wrap; gap: 5px; margin-top: 7px; }
    .device-facts span {
      padding: 2px 6px; border: 1px solid var(--border); border-radius: 2px;
      color: var(--text-tertiary); font-size: 9.5px; font-family: var(--font-mono);
    }
    .device-facts .fact-ready { color: var(--success); }
    .device-card details { margin-top: 6px; color: var(--text-tertiary); font-size: 10px; }
    .device-card summary { cursor: pointer; }
    .device-detail-text {
      margin-top: 4px; font-family: var(--font-mono); word-break: break-word;
    }
    .attack-zone {
      border: 1px solid color-mix(in srgb, var(--destructive) 35%, var(--border));
      border-radius: 2px;
      padding: 10px 12px; margin-top: 8px;
      background: color-mix(in srgb, var(--destructive) 5%, transparent);
    }
    .attack-title {
      font-size: 12.5px; margin: 0 0 4px; display: flex;
      align-items: center; gap: 8px; color: var(--foreground); font-weight: 600;
    }
    .attack-dot {
      width: 8px; height: 8px; border-radius: 0; background: var(--text-tertiary);
    }
    .attack-dot.on {
      background: var(--destructive);
      animation: attackPulse 0.9s ease-in-out infinite;
    }
    @keyframes attackPulse {
      0%, 100% { box-shadow: 0 0 0 0 color-mix(in srgb, var(--destructive) 55%, transparent); }
      50% { box-shadow: 0 0 0 6px transparent; }
    }
    .attack-sub {
      font-size: 11.5px; color: var(--text-tertiary);
      margin: 0 0 8px; line-height: 1.45;
    }
    /* The attack trigger: red stays a mark - hairline red, never a fill. */
    .attack-btn {
      width: 100%; background: transparent; color: var(--destructive);
      border-color: color-mix(in srgb, var(--destructive) 55%, var(--border));
      font-weight: 600;
    }
    .attack-btn:hover:not(:disabled) { border-color: var(--destructive); color: var(--destructive); }
    .attack-btn:disabled { background: var(--surface-2); color: var(--text-tertiary); border-color: var(--border); }

    /* ---- Cascade stage (oxblood statement) ---- */
    .cascade-stage {
      position: fixed; inset: 0;
      background: rgba(6,7,8,0.85);
      z-index: 200; display: flex; align-items: center; justify-content: center;
      padding: 24px;
    }
    .cascade-card {
      max-width: 460px; background: #3a1218; color: #f6eef0;
      border: 1px solid rgba(246,238,240,0.18);
      border-radius: 6px; padding: 32px; text-align: center;
    }
    .cascade-icon {
      width: 64px; height: 64px; border-radius: 2px;
      border: 1px solid rgba(255,141,155,0.55);
      background: transparent; color: #ff8d9b;
      font-size: 36px; font-weight: 700;
      display: flex; align-items: center; justify-content: center;
      margin: 0 auto 16px;
    }
    .cascade-card h2 { margin: 0 0 8px; font-size: 22px; letter-spacing: -0.015em; font-weight: 500; color: #f6eef0; }
    .cascade-cause { margin: 0 0 8px; color: #f6eef0; font-size: 14px; line-height: 1.5; }
    .cascade-note { margin: 0 0 20px; color: rgba(246,238,240,0.55); font-size: 12.5px; font-family: var(--font-mono); }
    .cascade-card .gp-btn-primary { background: #f6eef0; color: #3a1218; border-color: #f6eef0; }
    .cascade-card .gp-btn-primary:hover:not(:disabled) { background: #ffffff; border-color: #ffffff; }

    /* ---- Telemetry overlay (shared with phone) ---- */
    .tel-btn {
      /* Below the 56px page header - at 16px it floated over the
         header's right-side nav links on wide viewports. */
      position: fixed; top: 72px; right: 16px; z-index: 90;
      display: inline-flex; align-items: center; gap: 8px;
      padding: 8px 14px; border-radius: 2px; border: 1px solid var(--border);
      background: var(--card); color: var(--foreground); cursor: pointer;
      font-size: 10.5px; letter-spacing: 0.1em; text-transform: uppercase;
      font-family: var(--font-mono); font-weight: 500;
    }
    .tel-btn:hover { border-color: var(--text-tertiary); }
    .tel-btn .tel-dot {
      width: 8px; height: 8px; border-radius: 0; background: var(--text-tertiary);
    }
    .tel-btn.on { border-color: var(--primary); color: var(--primary); }
    .tel-btn.on .tel-dot { background: var(--success); }
    .tel-btn .tel-state { color: var(--text-tertiary); margin-left: 4px; }
    .tel-btn.on .tel-state { color: var(--success); }
    .tel-handle { display: none; }
    .tel-panel {
      position: fixed; top: 0; right: 0; bottom: 0; width: 380px;
      max-width: 90vw; background: var(--card); border-left: 1px solid var(--border);
      z-index: 100; transform: translateX(100%); transition: transform 0.25s ease;
      display: flex; flex-direction: column;
    }
    .tel-panel.open { transform: translateX(0); }
    .tel-panel header {
      display: flex; align-items: center; justify-content: space-between;
      padding: 14px 16px; border-bottom: 1px solid var(--border);
      font-size: 13px;
    }
    .tel-close {
      background: transparent; border: none; color: var(--text-tertiary);
      cursor: pointer; font-size: 18px; line-height: 1;
    }
    .tel-summary {
      display: grid; grid-template-columns: 1fr 1fr; gap: 8px;
      padding: 14px 16px; border-bottom: 1px solid var(--border);
      font-family: var(--font-mono);
    }
    .tel-summary > div {
      background: var(--surface-2); border: 1px solid var(--border); border-radius: 2px;
      padding: 8px 10px;
    }
    .tel-summary .tel-lbl {
      display: block; color: var(--text-tertiary);
      font-size: 10px; text-transform: uppercase; letter-spacing: 0.1em;
    }
    .tel-summary strong { font-size: 16px; font-variant-numeric: tabular-nums; }
    .tel-panel h4 {
      margin: 0; padding: 12px 16px 6px;
      font-size: 10px; text-transform: uppercase; letter-spacing: 0.12em;
      color: var(--text-tertiary); font-weight: 600;
      font-family: var(--font-mono);
    }
    .tel-signals { border-bottom: 1px solid var(--border); padding-bottom: 12px; }
    .tel-sig {
      display: flex; align-items: center; gap: 8px;
      padding: 4px 16px; font-family: var(--font-mono); font-size: 11px;
    }
    .tel-sig-name { width: 70px; color: var(--text-tertiary); }
    .tel-bar {
      flex: 1; height: 4px; background: var(--surface-2);
      border-radius: 0; overflow: hidden;
    }
    .tel-bar > span {
      display: block; height: 100%; background: var(--primary);
      width: 0%; transition: width 0.25s;
    }
    .tel-bar.passive { background: color-mix(in srgb, var(--foreground) 5%, transparent); }
    .tel-sig-val { width: 60px; text-align: right; color: var(--foreground); font-variant-numeric: tabular-nums; }
    .tel-stream { flex: 1; overflow-y: auto; padding-bottom: 16px; }
    #telLog { padding: 0 16px; }
    .tel-line {
      font-family: var(--font-mono); font-size: 11px; line-height: 1.4;
      padding: 6px 8px; border-radius: 2px; margin-bottom: 4px;
      background: var(--surface-2); color: var(--foreground);
    }
    .tel-line.tel-ok { border-left: 2px solid var(--success); }
    .tel-line.tel-err { border-left: 2px solid var(--destructive); color: var(--destructive); }
    .tel-line.tel-frame { border-left: 2px solid var(--primary); }
    .tel-line .tel-ts { color: var(--text-tertiary); margin-right: 6px; }
    .tel-line .tel-kind {
      text-transform: uppercase; font-size: 9.5px; letter-spacing: 0.05em;
      color: var(--text-tertiary); margin-right: 6px;
    }
    .tel-line pre {
      margin: 4px 0 0; padding: 6px 8px;
      background: color-mix(in srgb, var(--foreground) 5%, transparent); border-radius: 2px;
      font-size: 10.5px; overflow-x: auto; max-height: 100px;
    }

    /* Page-local header (this page doesn't inject the shared chrome). */
    .tandem-header {
      border-bottom: 1px solid var(--border);
      background: color-mix(in srgb, #0d0e11 88%, transparent);
    }
    .tandem-header .gp-container {
      display: flex; align-items: center; justify-content: space-between;
      height: 56px;
    }
    .tandem-header .gp-brand { font-size: 15px; }
    .tandem-header nav { display: flex; gap: 18px; }
    .tandem-header nav a { font-size: 13px; color: var(--muted-foreground); }
    .tandem-header nav a:hover { color: var(--foreground); }
    .gp-btn:focus-visible, .gp-btn-ghost:focus-visible, summary:focus-visible {
      outline: 2px solid var(--primary); outline-offset: 2px;
    }
    @media (prefers-reduced-motion: reduce) {
      *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
      }
    }

.demo-inline-43a97fe494 { margin-top:8px }