/* Public product demo. Uses the app's colour tokens (app.css / skin.css) so it matches the product. */
.demo { margin: 0; background: var(--paper); color: var(--ink); }
.demo .skip { position: absolute; left: -999px; top: 0; background: var(--surface); padding: 8px 12px; z-index: 100; }
.demo .skip:focus { left: 8px; top: 8px; }
.demo-top { display: flex; align-items: center; gap: 14px; padding: 12px clamp(14px, 4vw, 40px); border-bottom: 1px solid var(--rule); background: var(--surface); position: sticky; top: 0; z-index: 20; flex-wrap: wrap; }
.demo-brand { display: flex; align-items: center; }
.demo-brand .logo-dark { display: none; } [data-theme="dark"] .demo-brand .logo-dark { display: block; } [data-theme="dark"] .demo-brand .logo-light { display: none; }
.demo-badge { padding: 3px 10px; border-radius: 999px; background: var(--warn-wash); color: var(--warn); font-size: 12.5px; font-weight: 700; }
.demo-links { margin-left: auto; display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.demo-links a:not(.btn) { color: var(--graphite); font-weight: 550; }
.demo-wrap { max-width: 1240px; margin: 0 auto; padding: 22px clamp(14px, 4vw, 40px) 90px; }

/* ---- landing ---- */
.demo-hero { text-align: center; padding: clamp(34px, 7vw, 84px) 0 28px; background: radial-gradient(900px 380px at 50% 0, color-mix(in srgb, var(--brand) 14%, transparent), transparent 70%); }
.demo-hero h1 { margin: 0 auto 14px; max-width: 880px; font-size: clamp(30px, 5.4vw, 54px); line-height: 1.08; letter-spacing: -.025em; text-wrap: balance; }
.demo-hero h1 span { background: linear-gradient(90deg, #6c3df5, #2f6cff); -webkit-background-clip: text; background-clip: text; color: transparent; }
.demo-hero p.lead { margin: 0 auto 22px; max-width: 700px; font-size: clamp(16px, 2.2vw, 19px); color: var(--graphite); line-height: 1.55; }
.demo-actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.demo-actions .btn { padding: 12px 22px; font-size: 16px; border-radius: 12px; }
.demo-actions .btn.primary { background: linear-gradient(90deg, #6c3df5, #2f6cff); border: 0; color: #fff; box-shadow: 0 10px 24px rgba(76, 86, 244, .3); }
.demo-sampleNote { display: inline-flex; gap: 8px; align-items: center; margin-top: 18px; padding: 8px 14px; border-radius: 12px; background: var(--warn-wash); color: var(--warn); font-size: 14px; max-width: 640px; text-align: left; }
.demo-feats { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 16px; margin: 30px 0 18px; }
.demo-feat { padding: 20px; border: 1px solid var(--rule); border-radius: 16px; background: var(--surface); text-align: left; }
.demo-feat .ico { width: 42px; height: 42px; border-radius: 12px; display: grid; place-items: center; background: var(--brand-wash); color: var(--brand); margin-bottom: 10px; }
.demo-feat h3 { margin: 0 0 6px; font-size: 17px; } .demo-feat p { margin: 0; color: var(--graphite); font-size: 14.5px; line-height: 1.5; }
.demo-foot { margin-top: 26px; text-align: center; color: var(--graphite); font-size: 14px; }

/* ---- app ---- */
.demo-bar { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; padding: 10px 14px; border-radius: 12px; background: var(--warn-wash); color: var(--warn); font-size: 14px; margin-bottom: 14px; }
.demo-bar b { color: inherit; } .demo-bar .grow { flex: 1; min-width: 200px; }
.demo-steps { display: flex; gap: 8px; margin: 0 0 18px; overflow-x: auto; padding-bottom: 4px; }
.demo-step { flex: 1 0 auto; display: flex; align-items: center; gap: 10px; padding: 10px 16px; border: 1px solid var(--rule); border-radius: 12px; background: var(--surface); color: var(--graphite); font-weight: 600; cursor: pointer; font: inherit; white-space: nowrap; }
.demo-step .n { width: 24px; height: 24px; border-radius: 50%; display: grid; place-items: center; background: var(--wash); font-size: 12.5px; font-weight: 800; }
.demo-step[aria-selected="true"] { border-color: var(--brand); color: var(--ink); box-shadow: 0 0 0 3px color-mix(in srgb, var(--brand) 16%, transparent); }
.demo-step[aria-selected="true"] .n { background: var(--brand); color: #fff; }
.demo-grid { display: grid; grid-template-columns: 320px 1fr; gap: 18px; align-items: start; }
.demo-card { border: 1px solid var(--rule); border-radius: 16px; background: var(--surface); padding: 16px; }
.demo-card h2, .demo-card h3 { margin: 0 0 8px; }
.demo-card + .demo-card { margin-top: 14px; }
.demo-search { width: 100%; box-sizing: border-box; padding: 9px 12px; border: 1px solid var(--rule); border-radius: 10px; background: var(--paper); color: var(--ink); font: inherit; }
.demo-chips { display: flex; gap: 6px; flex-wrap: wrap; margin: 10px 0; }
.demo-chip { padding: 4px 11px; border-radius: 999px; border: 1px solid var(--rule); background: var(--surface); color: var(--graphite); cursor: pointer; font: inherit; font-size: 13px; font-weight: 600; }
.demo-chip[aria-pressed="true"] { background: var(--brand); border-color: var(--brand); color: #fff; }
.demo-list { display: flex; flex-direction: column; gap: 6px; max-height: 520px; overflow: auto; }
.demo-ep { display: flex; gap: 8px; align-items: center; text-align: left; padding: 9px 10px; border-radius: 10px; border: 1px solid transparent; background: transparent; color: var(--ink); cursor: pointer; font: inherit; }
.demo-ep:hover { background: var(--wash); } .demo-ep[aria-current="true"] { background: var(--brand-wash); border-color: var(--brand); }
.demo-ep .path { font-family: ui-monospace, Menlo, Consolas, monospace; font-size: 13px; word-break: break-all; }
.demo-ep .sum { display: block; color: var(--graphite); font-size: 12.5px; }
.demo table { width: 100%; border-collapse: collapse; font-size: 14px; } .demo th { text-align: left; color: var(--graphite); font-weight: 600; padding: 6px 8px; border-bottom: 1px solid var(--rule); } .demo td { padding: 7px 8px; border-bottom: 1px solid var(--rule); vertical-align: top; }
.demo .tw { overflow-x: auto; }
.demo pre.json, .demo pre.src, .demo pre.log { margin: 0; padding: 12px 14px; border-radius: 10px; background: var(--wash); border: 1px solid var(--rule); overflow: auto; font: 13px/1.55 ui-monospace, Menlo, Consolas, monospace; max-height: 380px; white-space: pre; }
.demo .src-line { display: block; padding: 0 6px; } .demo .src-line .ln { display: inline-block; width: 38px; color: var(--graphite); user-select: none; text-align: right; margin-right: 12px; }
.demo .src-line.hit { background: var(--bad-wash); box-shadow: inset 3px 0 0 var(--bad); }
.demo .src-line.focus { background: color-mix(in srgb, var(--brand) 12%, transparent); }
.demo .pill { display: inline-block; padding: 2px 10px; border-radius: 999px; font-size: 12.5px; font-weight: 700; background: var(--wash); color: var(--graphite); }
.demo .pill.ok { background: var(--ok-wash); color: var(--ok); } .demo .pill.bad { background: var(--bad-wash); color: var(--bad); } .demo .pill.warn { background: var(--warn-wash); color: var(--warn); } .demo .pill.run { background: var(--brand-wash); color: var(--brand); }
.demo .sev-High, .demo .sev-Critical { background: var(--bad-wash); color: var(--bad); } .demo .sev-Medium { background: var(--warn-wash); color: var(--warn); } .demo .sev-Low { background: var(--brand-wash); color: var(--brand); }
.demo .muted { color: var(--graphite); }
.demo-two { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }

/* ---- flow ---- */
html { scroll-padding-top: 96px; }
.flow { display: flex; align-items: stretch; gap: 0; overflow-x: auto; padding: 6px 2px 12px; }
.flow-node { flex: 1 1 0; min-width: 120px; text-align: left; border: 1px solid var(--rule); border-radius: 14px; background: var(--surface); padding: 12px; cursor: pointer; font: inherit; color: var(--ink); position: relative; }
.flow-node .t { font-weight: 700; font-size: 14px; } .flow-node .c { font-size: 12.5px; color: var(--graphite); word-break: break-word; }
.flow-node[aria-pressed="true"] { border-color: var(--brand); box-shadow: 0 0 0 3px color-mix(in srgb, var(--brand) 18%, transparent); }
.flow-node.warn { border-color: var(--bad); } .flow-node .flag { position: absolute; top: -8px; right: 8px; font-size: 11.5px; padding: 1px 8px; border-radius: 999px; background: var(--bad); color: #fff; font-weight: 700; }
.flow-arrow { pointer-events: none; flex: 0 0 26px; display: grid; place-items: center; color: var(--graphite); font-size: 18px; }

/* ---- tests ---- */
.run-bar { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; margin-bottom: 12px; }
.meter { flex: 1; min-width: 160px; height: 10px; border-radius: 999px; background: var(--wash); overflow: hidden; }
.meter > i { display: block; height: 100%; width: 0; background: linear-gradient(90deg, #6c3df5, #2f6cff); transition: width .15s; }
.demo tr.row { cursor: pointer; } .demo tr.row:hover { background: var(--wash); } .demo tr.row[aria-selected="true"] { background: var(--brand-wash); }
.sim-note { padding: 8px 12px; border-radius: 10px; background: var(--brand-wash); color: var(--brand-ink); font-size: 13.5px; margin-bottom: 12px; }
[data-theme="dark"] .sim-note { color: var(--ink); }

/* ---- defects & fix ---- */
.defect-card { display: block; width: 100%; text-align: left; border: 1px solid var(--rule); border-radius: 14px; background: var(--surface); padding: 14px; cursor: pointer; font: inherit; color: var(--ink); }
.defect-card:hover { border-color: var(--brand); } .defect-card + .defect-card { margin-top: 10px; }
.kv { display: grid; grid-template-columns: 150px 1fr; gap: 6px 12px; font-size: 14px; } .kv dt { color: var(--graphite); } .kv dd { margin: 0; word-break: break-word; }
.diff { font: 13px/1.5 ui-monospace, Menlo, Consolas, monospace; border: 1px solid var(--rule); border-radius: 10px; overflow: auto; background: var(--surface); }
.diff div { padding: 0 10px; white-space: pre; } .diff .add { background: var(--ok-wash); color: var(--ok); } .diff .del { background: var(--bad-wash); color: var(--bad); } .diff .hunk { color: var(--graphite); background: var(--wash); }
.tabbar { display: flex; gap: 6px; margin: 12px 0; flex-wrap: wrap; }
.tabbar button { padding: 7px 14px; border-radius: 10px; border: 1px solid var(--rule); background: var(--surface); color: var(--graphite); font: inherit; font-weight: 600; cursor: pointer; }
.tabbar button[aria-selected="true"] { background: var(--brand); border-color: var(--brand); color: #fff; }
.cta-strip { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 22px; padding: 16px; border-radius: 16px; background: var(--surface); border: 1px dashed var(--rule-strong); align-items: center; }
.cta-strip .grow { flex: 1; min-width: 220px; }

/* ---- tour ---- */
.tour { position: fixed; right: 18px; bottom: 18px; width: min(380px, calc(100vw - 24px)); z-index: 50; background: var(--surface); border: 1px solid var(--brand); border-radius: 16px; box-shadow: var(--shadow); padding: 16px; }
.tour h3 { margin: 4px 0 6px; font-size: 17px; } .tour p { margin: 0 0 12px; color: var(--graphite); font-size: 14.5px; line-height: 1.5; }
.tour .dots { display: flex; gap: 6px; } .tour .dots i { width: 28px; height: 5px; border-radius: 99px; background: var(--wash); } .tour .dots i.on { background: var(--brand); }
.tour .row { display: flex; gap: 8px; align-items: center; justify-content: space-between; flex-wrap: wrap; }
.tour .x { position: absolute; top: 8px; right: 10px; border: 0; background: transparent; color: var(--graphite); cursor: pointer; font-size: 20px; line-height: 1; }
.modal-back { position: fixed; inset: 0; background: rgba(8, 12, 24, .55); display: grid; place-items: center; z-index: 60; padding: 14px; }
.modal-box { width: min(760px, 100%); max-height: 90vh; overflow: auto; background: var(--surface); border-radius: 16px; padding: 20px; border: 1px solid var(--rule); }

@media (max-width: 900px) { .demo-grid { grid-template-columns: 1fr; } .demo-two { grid-template-columns: 1fr; } .demo-list { max-height: 260px; } .kv { grid-template-columns: 1fr; } .kv dt { margin-top: 6px; } }
@media (max-width: 560px) { .demo-links a:not(.btn) { display: none; } .tour { right: 8px; left: 8px; bottom: 8px; width: auto; } .flow { flex-direction: column; } .flow-arrow { flex: 0 0 22px; transform: rotate(90deg); } .flow-node { flex: 0 0 auto; } }
@media (prefers-reduced-motion: reduce) { .meter > i { transition: none; } }
.demo a.btn, .tour a.btn, .modal-box a.btn, .cta-strip a.btn { text-decoration: none; }