/* /lab interactive walkthrough. Loaded after ../assets/base.css */

:root {
    --ok: #16a34a;
    --bad: #dc2626;
    --warn: #d97706;
}
html.dark { --ok: #4ade80; --bad: #f87171; --warn: #fbbf24; }
:root { --gold-ink: #8a6a0e; }
html.dark { --gold-ink: var(--gold); }
html:not(.dark) .page-head .kicker { color: var(--gold-ink); }

.lab-section { margin-bottom: 56px; scroll-margin-top: 130px; }
#findings { scroll-margin-top: 150px; }
.lab-section h2 {
    font-family: var(--font-display);
    font-size: .8rem;
    text-transform: uppercase;
    letter-spacing: .22em;
    color: var(--gold-ink);
    margin: 0 0 12px;
}
.lab-lead { color: var(--c-muted); line-height: 1.7; margin: 0 0 20px; max-width: 70ch; }
.lab-small { color: var(--c-muted); font-size: .88rem; line-height: 1.6; margin: 6px 0 12px; }
.lab-sub { margin: 28px 0 10px; font-size: 1rem; color: var(--c-text); }
.lab-card h3 { margin: 14px 0 6px; font-size: .78rem; text-transform: uppercase; letter-spacing: .12em; color: var(--c-muted); }
.lab-card h3:first-child { margin-top: 0; }

.lab-sim {
    padding: 12px 16px;
    border-radius: 12px;
    border: 1px dashed var(--gold);
    background: var(--gold-soft);
    font-size: .9rem;
}
.lab-sim a, .lab-lead a { color: var(--gold-ink); }
.lab-cta { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 20px; }
.lab-note { padding: 14px 18px; border-radius: 12px; border: 1px solid var(--gold); background: var(--gold-soft); color: var(--c-muted); font-size: .92rem; line-height: 1.6; }

.lab-pills {
    position: sticky;
    top: 70px;
    z-index: 20;
    display: flex;
    gap: 6px;
    overflow-x: auto;
    padding: 8px;
    margin: 0 0 32px;
    border-radius: 999px;
    background: color-mix(in srgb, var(--c-bg-solid) 90%, transparent);
    -webkit-backdrop-filter: blur(14px);
    backdrop-filter: blur(14px);
    border: 1px solid var(--c-border);
    box-shadow: 0 6px 24px rgba(2, 6, 23, .18);
    scrollbar-width: none;
}
.lab-pills a {
    flex: none;
    padding: 6px 14px;
    border-radius: 999px;
    font-size: .84rem;
    color: var(--c-muted);
    white-space: nowrap;
}
.lab-pills a:hover, .lab-pills a.on { color: var(--gold-ink); background: var(--gold-soft); }
@media (max-width: 620px) { .lab-pills { top: 66px; } }

.lab-card {
    padding: 18px 20px;
    border-radius: 14px;
    background: var(--c-surface);
    border: 1px solid var(--c-border);
    min-width: 0;
}
.lab-two { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; align-items: start; }
.lab-two.assess { grid-template-columns: 220px 1fr; }
@media (max-width: 760px) { .lab-two, .lab-two.assess { grid-template-columns: 1fr; } }

/* buttons */
.lab-btn, .lab-chip, .lab-tab, .lab-seg button, .lab-link {
    font: inherit;
    cursor: pointer;
    color: var(--c-text);
    background: var(--c-surface);
    border: 1px solid var(--c-border);
    border-radius: 999px;
    padding: 8px 16px;
    font-size: .88rem;
    transition: border-color .15s, background .15s, color .15s, box-shadow .15s;
}
.lab-btn:hover, .lab-chip:hover, .lab-tab:hover, .lab-seg button:hover { border-color: var(--gold); }
.lab-btn.gold, .lab-chip.on, .lab-tab[aria-selected="true"], .lab-seg button[aria-pressed="true"] {
    color: #0f172a; background: var(--gold); border-color: var(--gold);
}
.lab-btn:disabled { opacity: .45; cursor: not-allowed; }
.lab-btn.danger { color: var(--bad); }
.lab-btn:focus-visible, .lab-chip:focus-visible, .lab-tab:focus-visible, .lab-seg button:focus-visible,
.lab-stage:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
    outline: 2px solid var(--gold); outline-offset: 2px;
}
.lab-row { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; margin: 18px 0 14px; }
.lab-status { color: var(--c-muted); font-size: .9rem; }
.lab-chips { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 14px; }
.lab-check { display: flex; gap: 8px; align-items: center; margin: 12px 0; color: var(--c-muted); font-size: .9rem; }

/* pipeline */
.lab-pipe { display: grid; grid-template-columns: repeat(6, 1fr); gap: 10px; }
@media (max-width: 860px) { .lab-pipe { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 420px) { .lab-pipe { gap: 8px; } .lab-stage { padding: 10px 11px; } .lab-stage span { font-size: .75rem; } }
.lab-stage {
    position: relative;
    font: inherit;
    text-align: left;
    padding: 14px;
    border-radius: 14px;
    cursor: pointer;
    color: var(--c-text);
    background: var(--c-surface);
    border: 1px solid var(--c-border);
    transition: border-color .2s, box-shadow .3s, transform .2s;
}
.lab-stage b { display: block; font-size: .95rem; margin-bottom: 4px; }
.lab-stage span { font-size: .8rem; color: var(--c-muted); line-height: 1.4; display: block; }
.lab-stage em { font-style: normal; font-size: .72rem; color: var(--gold-ink); letter-spacing: .1em; }
.lab-stage:hover { border-color: var(--gold); transform: translateY(-2px); }
.lab-stage.sel { border-color: var(--gold); }
.lab-stage.active { border-color: var(--gold); box-shadow: 0 0 0 3px var(--gold-soft), 0 0 28px rgba(212, 175, 55, .35); transform: translateY(-3px); }

/* tables, pre, verdict */
.lab-table { width: 100%; border-collapse: collapse; font-size: .86rem; }
#findings { min-width: 520px; }
#findings td:nth-child(n+2) { white-space: nowrap; }
.lab-table th, .lab-table td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--c-border); color: var(--c-muted); vertical-align: top; }
.lab-table th { color: var(--c-text); font-weight: 600; white-space: nowrap; }
.lab-table tr.new td { animation: flash 1.2s ease-out; }
@keyframes flash { from { background: var(--gold-soft); } to { background: transparent; } }
.lab-pre, .lab-term {
    margin: 0 0 8px;
    padding: 12px 14px;
    border-radius: 10px;
    background: rgba(2, 6, 23, .55);
    color: #e2e8f0;
    font: .82rem/1.55 ui-monospace, "SF Mono", Menlo, Consolas, monospace;
    white-space: pre-wrap;
    overflow-wrap: anywhere;
    min-height: 3em;
}
.lab-term { min-height: 190px; }
.lab-term .ok { color: #4ade80; } .lab-term .no { color: #f87171; } .lab-term .dim { color: #94a3b8; }
.lab-stats { display: flex; gap: 20px; margin-bottom: 8px; }
.lab-stats div { display: flex; flex-direction: column; }
.lab-stats b { font-size: 1.5rem; color: var(--gold-ink); font-variant-numeric: tabular-nums; }
.lab-stats span { font-size: .75rem; color: var(--c-muted); text-transform: uppercase; letter-spacing: .08em; }

.badge { display: inline-block; padding: 2px 9px; border-radius: 999px; font-size: .74rem; border: 1px solid currentColor; white-space: nowrap; }
.badge.ok { color: var(--ok); } .badge.bad { color: var(--bad); } .badge.warn { color: var(--warn); } .badge.mute { color: var(--c-muted); }
.sev { font-variant-numeric: tabular-nums; font-weight: 600; }
.lab-meter { height: 8px; border-radius: 99px; background: var(--c-border); overflow: hidden; margin: 6px 0; }
.lab-meter i { display: block; height: 100%; background: linear-gradient(90deg, var(--ok), var(--warn), var(--bad)); transition: width .5s; }
.lab-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 6px; }

/* portal window */
.lab-window { border-radius: 14px; overflow: hidden; border: 1px solid var(--c-border); background: var(--c-surface-solid); }
.lab-bar { display: flex; align-items: center; gap: 6px; padding: 9px 14px; background: rgba(2, 6, 23, .35); font-size: .78rem; color: var(--c-muted); }
.lab-bar i { width: 10px; height: 10px; border-radius: 50%; background: var(--c-border); }
.lab-bar span { margin-left: 10px; font-family: ui-monospace, Menlo, monospace; }
.lab-portal { padding: 18px; min-height: 360px; }
.p-top { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 10px; margin-bottom: 14px; }
.p-tabs { display: flex; flex-wrap: wrap; gap: 6px; }
.p-who { font-size: .85rem; color: var(--c-muted); }
.p-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr); gap: 14px; }
@media (max-width: 760px) { .p-grid { grid-template-columns: 1fr; } }
.p-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.p-item {
    display: block; width: 100%; text-align: left; font: inherit; cursor: pointer;
    padding: 10px 12px; border-radius: 10px; color: var(--c-text);
    background: var(--c-surface); border: 1px solid var(--c-border);
}
.p-item:hover, .p-item.sel { border-color: var(--gold); }
.p-item small { display: block; color: var(--c-muted); margin-top: 2px; }
.p-form { display: grid; gap: 8px; margin: 10px 0; }
.p-form.inline { grid-template-columns: repeat(auto-fit, minmax(130px, 1fr)); align-items: end; }
.lab-portal label { font-size: .78rem; color: var(--c-muted); display: grid; gap: 4px; }
.lab-portal input, .lab-portal select, .lab-portal textarea, .lab-card input[type="text"], .lab-card input[type="number"], .lab-card textarea, .lab-card select {
    font: inherit; font-size: .9rem; padding: 8px 10px; border-radius: 8px; width: 100%;
    color: var(--c-text); background: var(--c-surface-solid); border: 1px solid var(--c-border);
}
.lab-portal input[type="checkbox"], .lab-card input[type="checkbox"] { width: auto; }
.p-login { max-width: 340px; margin: 30px auto; }
.p-login h3 { margin: 0 0 10px; font-size: 1.05rem; }
.p-denied { text-align: center; padding: 40px 10px; }
.p-denied b { font-size: 2.2rem; color: var(--bad); display: block; }
.p-err { color: var(--bad); font-size: .82rem; min-height: 1.2em; }
.p-notes { margin: 8px 0; padding-left: 1.1rem; color: var(--c-muted); font-size: .88rem; }

/* assessment */
.lab-tabs { display: grid; gap: 8px; }
.lab-tab { text-align: left; border-radius: 12px; }
.lab-seg { display: inline-flex; gap: 0; border-radius: 999px; overflow: hidden; border: 1px solid var(--c-border); margin: 8px 0 12px; }
.lab-seg button { border: 0; border-radius: 0; }
.lab-steps { display: grid; gap: 6px; margin: 14px 0 0; padding: 0; list-style: none; counter-reset: s; }
.lab-steps li { counter-increment: s; padding-left: 30px; position: relative; font-size: .86rem; color: var(--c-muted); line-height: 1.55; }
.lab-steps li::before { content: counter(s); position: absolute; left: 0; width: 20px; height: 20px; border-radius: 50%; border: 1px solid var(--gold); color: var(--gold); display: grid; place-items: center; font-size: .72rem; }
.lab-steps li b { color: var(--c-text); }
.lab-out { padding: 10px 14px; border-radius: 10px; margin-top: 10px; font-size: .88rem; border: 1px solid var(--c-border); line-height: 1.55; overflow-wrap: anywhere; }
.lab-out.bad { border-color: var(--bad); color: var(--bad); }
.lab-out.ok { border-color: var(--ok); color: var(--ok); }
.lab-out code, .lab-card code { font-family: ui-monospace, Menlo, monospace; font-size: .84em; }

/* sandbox */
.lab-conns { display: grid; gap: 8px; margin-bottom: 12px; }
.lab-conns button { text-align: left; border-radius: 10px; }
.lab-road { list-style: none; margin: 0 0 18px; padding: 0; display: grid; gap: 8px; }
.lab-road li { display: flex; gap: 10px; align-items: baseline; color: var(--c-muted); }

.lab-toast {
    position: fixed; left: 50%; bottom: 24px; transform: translate(-50%, 20px); z-index: 80;
    padding: 10px 18px; border-radius: 999px; font-size: .88rem; opacity: 0; pointer-events: none;
    background: var(--c-surface-solid); border: 1px solid var(--gold); color: var(--c-text);
    transition: opacity .25s, transform .25s; max-width: 90vw;
}
.lab-toast.show { opacity: 1; transform: translate(-50%, 0); }

/* guided tour */
.lab-tour {
    position: fixed; z-index: 70; right: 20px; bottom: 20px; width: min(380px, calc(100vw - 32px));
    padding: 16px 18px; border-radius: 16px;
    background: var(--c-surface-solid); border: 1px solid var(--gold);
    box-shadow: 0 18px 50px rgba(2, 6, 23, .45);
}
.lab-tour[hidden] { display: none; }
.lab-tour-head { display: flex; justify-content: space-between; align-items: center; font-size: .72rem; letter-spacing: .14em; text-transform: uppercase; color: var(--gold-ink); }
.lab-tour b { display: block; margin: 6px 0 4px; font-family: var(--font-heading); font-size: 1.15rem; color: var(--c-text); }
.lab-tour p { margin: 0 0 12px; font-size: .9rem; line-height: 1.55; color: var(--c-muted); }
.lab-tour-nav { display: flex; justify-content: space-between; gap: 8px; }
.lab-link { border: 0; background: none; padding: 4px 8px; color: var(--c-muted); font-size: 1rem; }
.lab-link:hover { color: var(--c-text); }
.lab-spot { outline: 2px solid var(--gold); outline-offset: 6px; border-radius: 14px; transition: outline-color .3s; }
@media (max-width: 620px) { .lab-tour { left: 16px; right: 16px; bottom: 12px; width: auto; } body.touring .subfooter { padding-bottom: 230px; } }

@media print {
    .subnav, .bg-layer, .lab-pills, .lab-tour, .lab-toast, .lab-cta { display: none !important; }
    .reveal { opacity: 1 !important; transform: none !important; }
}

@media (max-width: 760px) {
    .lab-tabs { display: flex; overflow-x: auto; gap: 6px; padding-bottom: 4px; scrollbar-width: none; }
    .lab-tabs .lab-tab { flex: none; white-space: nowrap; border-radius: 999px; }
}