/* ===== blocks: icons, hero glass, before/after, scroll routing, output windows, stops, agents, close art ===== */
.sprite { position: absolute; width: 0; height: 0; overflow: hidden; }
.sprite symbol:not([id^="l-"]) { fill: none; stroke: currentColor; stroke-width: 1.75; stroke-linecap: round; stroke-linejoin: round; }
.ico { width: 16px; height: 16px; flex: none; display: inline-block; vertical-align: -3px; }
.btn svg { fill: none; stroke: currentColor; stroke-width: 1.75; stroke-linecap: round; stroke-linejoin: round; }
.nav li > a .ico { width: 20px; height: 20px; }

/* hero */
.hero-copy { position: relative; z-index: 2; }
.works { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-sm); margin-top: var(--space-xl); color: var(--color-muted); font-size: var(--text-sm); }
.works-logos { display: inline-flex; gap: var(--space-sm); color: var(--color-ink-2); }
.works-logos svg { width: 20px; height: 20px; }
.hero .hero-mark::before { display: none; }
.hero .hero-mark { width: 460px; margin-right: 0; justify-self: center; }
@media (max-width: 60rem) { .hero .hero-mark { width: min(300px, 78vw); } }
.label3d { transition: color var(--dur-short) var(--ease-out), border-color var(--dur-short) var(--ease-out); }

/* ---------- before / after ---------- */
.fix-track { position: relative; height: 420vh; }
.fix-sticky { position: sticky; top: 0; height: 100dvh; display: flex; flex-direction: column; justify-content: center; gap: var(--space-lg); padding-block: var(--space-3xl) var(--space-lg); }
.fix-head { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: end; gap: var(--space-md); }
.fix-head h2 { font-size: clamp(2rem, 2.2vw + 1rem, 3.25rem); max-width: none; }
.fix-head h2 { margin-right: auto; }
.fix-note { color: var(--color-ink-2); font-size: var(--text-sm); }
.fix-count { display: inline-flex; align-items: center; gap: var(--space-xs); min-height: 40px; padding: 0 var(--space-md); border: 1px solid var(--glass-edge); border-radius: var(--radius-pill); background: var(--glass); color: var(--color-muted); font: 500 var(--text-sm)/1 var(--font-body); }
.fix-count b { font: 500 13px/1 var(--font-outlier); color: var(--risk); font-variant-numeric: tabular-nums; min-width: 8ch; }
.fix-count b.is-clean { color: var(--ok); }
.fix-body { display: grid; gap: var(--space-md); flex: 1; min-height: 0; max-height: 580px; grid-template-rows: minmax(0, 1fr) auto; }
.fix-stage { position: relative; min-height: 380px; }
.fix-rail { margin: 0; padding: 0; list-style: none; display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: var(--space-xs); }
.fix-rail li { position: relative; display: flex; justify-content: space-between; align-items: center; gap: var(--space-xs); min-height: 48px; padding: 0 var(--space-md); border: 1px solid var(--glass-edge); border-radius: var(--radius-inner); background: var(--tint-1); color: var(--color-muted); overflow: hidden; isolation: isolate; transition: color var(--dur-short) var(--ease-out), border-color var(--dur-short) var(--ease-out); }
.fix-rail li::before { content: ""; position: absolute; inset: 0; z-index: -1; transform-origin: 0 50%; transform: scaleX(var(--sp, 0)); background: linear-gradient(90deg, var(--opal-1a), var(--opal-2a)); }
.fix-rail b { font: 500 var(--text-sm)/1 var(--font-body); }
.fix-rail code { font-size: 12px; color: inherit; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; min-width: 0; }
.fix-rail li.is-on { color: var(--color-ink); border-color: var(--opal-1); }
.fix-rail li.is-done { color: var(--color-ink-2); }
.fix-rail li.is-done code { color: var(--opal-2); }

/* the screen: every value moves from a generated default to the system's token */
.ui {
  --c: calc(1 - var(--p4, 0)); --t: var(--p3, 0); --a: calc(1 - var(--p2, 0)); --g: calc(1 - var(--p1, 0));
  position: absolute; inset: 0; display: grid; grid-template-columns: 210px minmax(0, 1fr); overflow: hidden;
  border-radius: calc(6px + 14px * var(--p2, 0));
  border: 1px solid color-mix(in oklab, var(--gen-line) calc(var(--c) * 100%), var(--glass-edge));
  background: color-mix(in oklab, var(--gen-surface) calc(var(--c) * 100%), var(--color-paper-2));
  color: color-mix(in oklab, var(--gen-text) calc(var(--c) * 100%), var(--color-ink));
  font-family: var(--font-body); font-size: 14px;
}
.ui.is-gen { font-family: var(--font-generated); }
.fx-el { translate: calc(var(--bx, 0px) * var(--a)) calc(var(--by, 0px) * var(--g)); }
.ui svg { width: 16px; height: 16px; flex: none; }
.ui-side { display: flex; flex-direction: column; gap: calc(var(--space-sm) + var(--space-sm) * var(--p1, 0)); padding: calc(var(--space-sm) + var(--space-xs) * var(--p1, 0)) calc(var(--space-sm) + var(--space-2xs) * var(--p1, 0)); border-right: 1px solid color-mix(in oklab, var(--gen-line) calc(var(--c) * 100%), var(--glass-edge)); background: color-mix(in oklab, var(--gen-panel) calc(var(--c) * 100%), var(--tint-1)); }
.ui-brand { display: flex; align-items: center; gap: var(--space-xs); font-weight: calc(700 - 100 * var(--t)); font-size: calc(16px + 1px * var(--t)); }
.ui-brand i { width: 22px; height: 22px; border-radius: calc(3px + 5px * var(--p2, 0)); background: color-mix(in oklab, var(--gen-blue) calc(var(--c) * 100%), var(--opal-1)); }
.ui-nav { display: grid; gap: calc(var(--space-3xs) + var(--space-3xs) * var(--p1, 0)); }
.ui-nav span { display: flex; align-items: center; gap: 10px; min-height: calc(var(--space-lg) + var(--space-2xs) * var(--p1, 0)); padding: 0 10px; border-radius: calc(2px + 8px * var(--p2, 0)); color: color-mix(in oklab, var(--gen-muted) calc(var(--c) * 100%), var(--color-ink-2)); font-weight: calc(600 - 100 * var(--t)); }
.ui-nav span.is-on { color: color-mix(in oklab, var(--gen-blue-ink) calc(var(--c) * 100%), var(--color-ink)); background: color-mix(in oklab, var(--gen-blue) calc(var(--c) * 100%), var(--tint-2)); box-shadow: inset calc(2px * var(--p4, 0)) 0 0 var(--opal-1); }
.ui-main { display: flex; flex-direction: column; gap: calc(var(--space-xs) + var(--space-sm) * var(--p1, 0)); padding: calc(var(--space-sm) + var(--space-sm) * var(--p1, 0)) calc(var(--space-md) + var(--space-sm) * var(--p1, 0)); min-width: 0; }
.ui-top { display: flex; align-items: center; gap: calc(var(--space-xs) + var(--space-2xs) * var(--p1, 0)); }
.ui-title { font-size: calc(18px + 8px * var(--t)); font-weight: calc(700 - 200 * var(--t)); letter-spacing: calc(-0.025em * var(--t)); margin-right: auto; }
.ui:not(.is-gen) .ui-title, .ui:not(.is-gen) .ui-n { font-family: var(--font-display); }
.ui-search { display: flex; align-items: center; min-height: 34px; width: 32%; padding: 0 var(--space-sm); border-radius: calc(2px + 98px * var(--p2, 0)); border: 1px solid color-mix(in oklab, var(--gen-line) calc(var(--c) * 100%), var(--glass-edge)); background: color-mix(in oklab, var(--gen-panel) calc(var(--c) * 100%), var(--tint-1)); color: color-mix(in oklab, var(--gen-muted) calc(var(--c) * 100%), var(--color-muted)); font-size: 13px; }
.ui-btn { display: inline-flex; align-items: center; min-height: 34px; padding: 0 14px; border-radius: calc(3px + 97px * var(--p2, 0)); background: color-mix(in oklab, var(--gen-blue) calc(var(--c) * 100%), var(--color-ink)); color: color-mix(in oklab, var(--gen-blue-ink) calc(var(--c) * 100%), var(--color-paper)); font-weight: 600; font-size: 13px; white-space: nowrap; }
.ui-av { width: 32px; height: 32px; border-radius: 50%; background: linear-gradient(135deg, var(--opal-1), var(--opal-2)); flex: none; }
.ui-stats { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: calc(var(--space-2xs) + var(--space-xs) * var(--p1, 0)); }
.ui-stat { display: grid; gap: calc(var(--space-3xs) + var(--space-2xs) * var(--p1, 0)); padding: calc(var(--space-xs) + var(--space-2xs) * var(--p1, 0)) calc(var(--space-sm) + var(--space-2xs) * var(--p1, 0)); border-radius: calc(2px + 12px * var(--p2, 0)); border: 1px solid color-mix(in oklab, var(--gen-line) calc(var(--c) * 100%), var(--glass-edge)); background: color-mix(in oklab, var(--gen-panel) calc(var(--c) * 100%), var(--tint-1)); }
.ui.is-gen:not(.is-left) .ui-stat { text-align: center; }
.ui-k { font-size: calc(14px - 2px * var(--t)); font-weight: calc(700 - 200 * var(--t)); color: color-mix(in oklab, var(--gen-text) calc(var(--c) * 100%), var(--color-muted)); }
.ui-n { font-size: calc(20px + 14px * var(--t)); font-weight: calc(700 - 200 * var(--t)); line-height: 1; letter-spacing: calc(-0.03em * var(--t)); font-variant-numeric: tabular-nums; }
.ui-d { font-size: 12px; color: color-mix(in oklab, var(--gen-green-text) calc(var(--c) * 100%), var(--opal-2)); }
.ui-table { display: grid; border-radius: calc(2px + 12px * var(--p2, 0)); border: 1px solid color-mix(in oklab, var(--gen-line) calc(var(--c) * 100%), var(--glass-edge)); overflow: hidden; min-height: 0; }
.ui-tr { position: relative; display: grid; grid-template-columns: minmax(0, 2.2fr) minmax(0, 1fr) minmax(0, 1.4fr) minmax(0, 0.7fr); align-items: center; gap: var(--space-sm); padding: calc(var(--rp, var(--space-xs)) * var(--g) + var(--space-sm) * var(--p1, 0)) calc(var(--space-xs) + var(--space-2xs) * var(--p1, 0)); border-top: 1px solid color-mix(in oklab, var(--gen-line) calc(var(--c) * 100%), var(--glass-edge)); font-size: calc(14px - 0px * var(--t)); }
.ui-th { border-top: 0; font-size: calc(14px - 2px * var(--t)); font-weight: calc(700 - 200 * var(--t)); color: color-mix(in oklab, var(--gen-text) calc(var(--c) * 100%), var(--color-muted)); background: color-mix(in oklab, var(--gen-panel) calc(var(--c) * 100%), transparent); }
.ui-name { display: block; min-width: 0; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; font-weight: calc(600 - 100 * var(--t)); }
.ui-name i { display: inline-block; vertical-align: middle; margin-right: 10px; width: 8px; height: 8px; border-radius: calc(1px + 3px * var(--p2, 0)); background: color-mix(in oklab, var(--gen-blue) calc(var(--c) * 100%), var(--color-line-2)); }
.ui-pill { justify-self: start; display: inline-flex; align-items: center; gap: 6px; min-height: 24px; padding: 0 10px; border-radius: calc(3px + 97px * var(--p2, 0)); font-size: 12px; font-weight: calc(700 - 200 * var(--t)); white-space: nowrap; }
.ui-pill::before { content: ""; width: calc(6px * var(--p4, 0)); height: 6px; border-radius: 50%; background: currentColor; }
.ui-pill.ok { color: color-mix(in oklab, var(--gen-blue-ink) calc(var(--c) * 100%), var(--ok)); background: color-mix(in oklab, var(--gen-green) calc(var(--c) * 100%), var(--tint-1)); }
.ui-pill.risk { color: color-mix(in oklab, var(--gen-blue-ink) calc(var(--c) * 100%), var(--risk)); background: color-mix(in oklab, var(--gen-red) calc(var(--c) * 100%), var(--tint-1)); }
.ui-pill.hold { color: color-mix(in oklab, var(--gen-blue-ink) calc(var(--c) * 100%), var(--hold)); background: color-mix(in oklab, var(--gen-amber) calc(var(--c) * 100%), var(--tint-1)); }
.ui-prog { display: block; height: calc(8px - 4px * var(--p4, 0)); border-radius: calc(0px + 9px * var(--p2, 0)); background: color-mix(in oklab, var(--gen-line) calc(var(--c) * 100%), var(--tint-2)); overflow: hidden; }
.ui-prog i { display: block; height: 100%; width: var(--v); border-radius: inherit; transform-origin: 0 50%; background: color-mix(in oklab, var(--gen-muted) calc(var(--c) * 100%), var(--opal-1)); }
.ui-date { font-size: 13px; color: color-mix(in oklab, var(--gen-muted) calc(var(--c) * 100%), var(--color-muted)); font-variant-numeric: tabular-nums; text-align: right; }
@media (prefers-reduced-motion: no-preference) {
  .ui.is-alive .ui-prog i { animation: ui-fill 3.6s var(--ease-out) infinite; }
  .ui.is-alive .ui-tr:not(.ui-th)::after { content: ""; position: absolute; inset: 0; pointer-events: none; background: linear-gradient(90deg, transparent, var(--tint-2), transparent); opacity: 0; animation: ui-row 4.8s var(--ease-in-out) infinite; }
  .ui.is-alive .ui-tr:nth-child(3)::after { animation-delay: 1.2s; } .ui.is-alive .ui-tr:nth-child(4)::after { animation-delay: 2.4s; } .ui.is-alive .ui-tr:nth-child(5)::after { animation-delay: 3.6s; }
  .ui.is-alive .ui-pill.risk::before { animation: ui-pulse 1.6s var(--ease-in-out) infinite; }
}
@keyframes ui-fill { 0% { scale: 0 1; } 45%, 100% { scale: 1 1; } }
@keyframes ui-row { 0%, 100% { opacity: 0; } 20% { opacity: 1; } 40% { opacity: 0; } }
@keyframes ui-pulse { 50% { box-shadow: 0 0 0 4px var(--opal-1a); } }

/* guides for the active step */
.fx-guides { position: absolute; inset: 0; pointer-events: none; }
.fg { position: absolute; opacity: 0; transition: opacity var(--dur-long) var(--ease-out); font: 500 12px/1 var(--font-outlier); }
.fix-stage[data-step="1"] .fg1, .fix-stage[data-step="1"] .fg1v, .fix-stage[data-step="2"] .fg2, .fix-stage[data-step="3"] .fg3, .fix-stage[data-step="4"] .fg4, .fix-stage[data-step="5"] .fg5 { opacity: 1; }
.fg1 { width: 14px; height: 54px; border-block: 1px solid var(--guide); translate: -50% 0; }
.fg1::before { content: ""; position: absolute; left: 50%; top: 0; bottom: 0; border-left: 1px solid var(--guide); }
.fg1::after, .fg1v::after { content: attr(data-v); position: absolute; left: 50%; top: -18px; translate: -50% 0; padding: var(--space-3xs) var(--space-2xs); border-radius: 4px; background: var(--guide); color: var(--color-paper); }
.fg1v { width: 60px; height: 14px; border-inline: 1px solid var(--guide); }
.fg1v::before { content: ""; position: absolute; top: 50%; left: 0; right: 0; border-top: 1px solid var(--guide); }
.fg2 { top: 0; bottom: 0; border-left: 1px dashed var(--guide-2); }
.fg3, .fg4, .fg5 { padding: 6px 10px; border-radius: 8px; background: var(--hud-bg); border: 1px solid var(--glass-edge); color: var(--color-ink-2); white-space: nowrap; }

/* ---------- routing: sticky, the scroll throws the switch ---------- */
.board { padding-block: 0; }
.board-track { position: relative; height: calc(100dvh + 8 * 50vh); }
.board-sticky { position: sticky; top: var(--space-3xs); min-height: 100dvh; display: flex; align-items: center; padding-block: 104px var(--space-xl); }
.board-sticky > .container { width: 100%; }
.switch { margin-top: var(--space-xl); }
.requests button { position: relative; justify-content: flex-start; isolation: isolate; overflow: hidden; }
.requests button > svg { width: 18px; height: 18px; flex: none; color: var(--color-muted); transition: color var(--dur-short) var(--ease-out); }
.requests button[aria-selected="true"] > svg { color: var(--opal-2); }
.requests button > span:first-of-type { flex: 1; }
.requests button::after { content: ""; position: absolute; left: 0; bottom: 0; height: 2px; width: 100%; transform-origin: 0 50%; transform: scaleX(var(--tp, 0)); background: linear-gradient(90deg, var(--opal-1), var(--opal-2)); opacity: 0.8; }
.route-to { min-height: 1em; }
.route-to .sc { color: var(--opal-1); }

/* ---------- situations: softer surfaces ---------- */
.sit { background: linear-gradient(160deg, var(--tint-1), transparent 70%), var(--color-paper-2); border-color: var(--glass-edge); }
.sit-call { background: var(--tint-1); border-color: var(--glass-edge); }
.sit-call code { color: var(--color-ink-2); }
.sit-call .copy { border-color: transparent; background: var(--tint-2); }
.sit-call .copy:hover { background: var(--tint-3); }
.sit-prompt .copy { border-color: transparent; background: var(--tint-2); }
.find-foot .btn svg { width: 16px; height: 16px; }

/* ---------- output: four real outputs as windows ---------- */
.output { padding-block: 0 var(--section-gap); }
.output-head { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: end; gap: var(--space-lg); }
.output-head h2 { max-width: 20ch; }
.windows { margin-top: var(--space-2xl); display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); gap: var(--space-md); }
.win { margin: 0; display: flex; flex-direction: column; border: 1px solid var(--glass-edge); border-radius: var(--radius-card); background: linear-gradient(160deg, var(--glass-c), var(--glass-d)); overflow: hidden; }
.win--wide { grid-column: span 7; } .win--narrow { grid-column: span 5; }
.win-bar { display: flex; align-items: center; gap: 6px; min-height: 40px; padding: 0 var(--space-md); border-bottom: 1px solid var(--glass-edge); background: var(--tint-1); }
.win-bar > i { width: 10px; height: 10px; border-radius: 50%; background: var(--tint-3); }
.win-bar span { display: inline-flex; align-items: center; gap: var(--space-xs); margin-left: var(--space-sm); font: 500 12px/1 var(--font-outlier); color: var(--color-muted); }
.win-body { flex: 1; padding: var(--space-lg); min-height: 240px; }
.win figcaption { display: grid; gap: var(--space-2xs); padding: var(--space-md) var(--space-lg); border-top: 1px solid var(--glass-edge); font-size: var(--text-sm); }
.win .ask { color: var(--color-ink); font-weight: 500; }
.win .got { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-xs); color: var(--color-muted); }
.win .got code { color: var(--opal-2); }
.win .got .ico { color: var(--color-muted); }

.report { display: grid; gap: var(--space-md); }
.rp-kpis { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-xs); }
.rp-kpis div { display: grid; gap: var(--space-2xs); padding: var(--space-sm); border-radius: 12px; background: var(--tint-1); border: 1px solid var(--glass-edge); }
.rp-kpis span { font-size: 12px; color: var(--color-muted); }
.rp-kpis b { font: 500 var(--text-xl)/1 var(--font-display); letter-spacing: -0.02em; font-variant-numeric: tabular-nums; }
.rp-kpis .is-key { border-color: var(--opal-1); }
.rp-chart { display: flex; align-items: end; gap: var(--space-xs); height: 96px; padding-bottom: 1px; border-bottom: 1px solid var(--glass-edge); }
.rp-chart i { flex: 1; height: var(--h); border-radius: 6px 6px 2px 2px; background: var(--tint-3); transform-origin: 50% 100%; }
.rp-chart i.is-key { background: linear-gradient(var(--opal-1), var(--opal-2)); }
.rp-rows { display: grid; }
.rp-rows p { display: grid; grid-template-columns: minmax(0, 1fr) auto auto; gap: var(--space-sm); align-items: center; min-height: 36px; font-size: var(--text-sm); border-top: 1px solid var(--glass-edge); }
.rp-rows p:first-child { border-top: 0; }
.rp-rows b { font-weight: 500; font-variant-numeric: tabular-nums; }
.rp-rows em { font-style: normal; font-size: 12px; padding: var(--space-3xs) var(--space-xs); border-radius: var(--radius-pill); background: var(--opal-1a); color: var(--opal-1); }
@media (prefers-reduced-motion: no-preference) { .fx .win.is-in .rp-chart i { animation: rp-grow 900ms var(--ease-out) both; animation-delay: calc(var(--i, 0) * 60ms + 200ms); } }
.rp-chart i:nth-child(2) { --i: 1; } .rp-chart i:nth-child(3) { --i: 2; } .rp-chart i:nth-child(4) { --i: 3; } .rp-chart i:nth-child(5) { --i: 4; } .rp-chart i:nth-child(6) { --i: 5; } .rp-chart i:nth-child(7) { --i: 6; }
@keyframes rp-grow { from { scale: 1 0; } to { scale: 1 1; } }

.term { display: grid; align-content: start; gap: 6px; font: 500 13px/1.45 var(--font-outlier); color: var(--color-muted); background: var(--tint-1); }
.term p { margin: 0; }
.js .term p { opacity: 0; translate: 0 4px; transition: opacity 260ms var(--ease-out), translate 260ms var(--ease-out); }
.js .term p.is-on { opacity: 1; translate: 0 0; }
.term .t-cmd { color: var(--color-ink); }
.term .t-cmd::before { content: "$ "; color: var(--opal-2); }
.term p:not(.t-cmd):not(.t-red):not(.t-green)::before { content: "› "; color: var(--color-line-2); }
.term .t-red, .term .t-green { display: flex; align-items: center; gap: var(--space-xs); color: var(--color-ink); }
.term .t-red b, .term .t-green b { padding: var(--space-3xs) var(--space-xs); border-radius: 6px; font-weight: 500; }
.term .t-red b { border: 1px solid var(--color-ink); }
.term .t-green b { background: var(--color-ink); color: var(--color-paper); }
.term .t-cmd + p { margin-top: 0; }
.term .t-red + .t-cmd { margin-top: var(--space-sm); }

.video { display: grid; gap: var(--space-md); align-content: start; }
.vid-frame { position: relative; display: grid; place-content: center; justify-items: center; aspect-ratio: 16 / 8; border-radius: 12px; overflow: hidden; background: radial-gradient(120% 90% at 30% 20%, var(--opal-1a), transparent 60%), radial-gradient(90% 80% at 80% 90%, var(--opal-2a), transparent 60%), var(--color-paper); border: 1px solid var(--glass-edge); }
.vid-frame b { font: 500 clamp(2rem, 3vw, 3rem)/1 var(--font-display); letter-spacing: -0.04em; }
.vid-frame span { color: var(--color-ink-2); font-size: var(--text-sm); }
@media (prefers-reduced-motion: no-preference) { .vid-frame b, .vid-frame span { animation: vid-in 4s var(--ease-out) infinite; } .vid-frame span { animation-delay: 0.15s; } }
@keyframes vid-in { 0% { opacity: 0; translate: 0 12px; filter: blur(6px); } 18%, 80% { opacity: 1; translate: 0 0; filter: blur(0); } 100% { opacity: 0; filter: blur(6px); } }
.vid-time { display: grid; grid-template-columns: auto minmax(0, 1fr) auto; align-items: center; gap: var(--space-sm); font: 500 12px/1 var(--font-outlier); color: var(--color-muted); font-variant-numeric: tabular-nums; }
.vid-clips { position: relative; display: flex; gap: 3px; height: 28px; }
.vid-clips i { width: var(--w); border-radius: 6px; background: var(--tint-2); border: 1px solid var(--glass-edge); }
.vid-clips i:nth-child(2) { background: var(--opal-1a); border-color: var(--opal-1); }
.vid-head { position: absolute; top: -4px; bottom: -4px; left: 0; right: 0; pointer-events: none; }
.vid-head::before { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 2px; border-radius: 2px; background: var(--color-ink); }
@media (prefers-reduced-motion: no-preference) { .vid-head { animation: vid-head 12s linear infinite; } }
@keyframes vid-head { from { translate: 0 0; } to { translate: 100% 0; } }

.dstyle { display: grid; gap: var(--space-md); align-content: start; }
.st-tabs { display: flex; gap: var(--space-2xs); }
.st-panel { display: grid; grid-template-columns: auto auto minmax(0, 1fr); gap: var(--space-lg); align-items: center; }
.st-sw { display: grid; grid-template-columns: repeat(2, 36px); gap: 6px; }
.st-sw i { height: 36px; border-radius: var(--sw-r, 8px); background: var(--tint-2); transition: background-color 600ms var(--ease-out), border-radius 600ms var(--ease-out); }
.st-sw i:nth-child(4) { background: var(--color-paper-3); }
.st-type { display: grid; gap: var(--space-2xs); }
.st-type b { font: 500 3rem/1 var(--font-display); letter-spacing: -0.04em; }
.st-type span, .st-meta dt { font-size: 12px; color: var(--color-muted); }
.st-meta { margin: 0; display: grid; gap: var(--space-xs); }
.st-meta div { display: flex; justify-content: space-between; gap: var(--space-md); padding-bottom: var(--space-2xs); border-bottom: 1px solid var(--glass-edge); }
.st-meta dd { margin: 0; font: 500 13px/1.3 var(--font-outlier); color: var(--color-ink-2); }

/* ---------- gate ---------- */
.checks li { grid-template-columns: auto minmax(0, 4fr) minmax(0, 4fr) auto; }
.check-ico { width: 20px; height: 20px; color: var(--opal-2); }

/* ---------- install stops ---------- */
.stops { --fill: 0; isolation: isolate; }
.stops::after { content: ""; position: absolute; left: 32px; right: 32px; top: 31px; height: 2px; background: var(--color-rule); z-index: -2; }
.stops > li:first-child::after { content: ""; position: absolute; left: 32px; top: 31px; height: 2px; width: calc((100% + var(--space-md)) * 3 * var(--fill)); background: linear-gradient(90deg, var(--opal-1), var(--opal-2)); z-index: -1; }
.stops li::before { display: none; }
.stop-dot { position: relative; display: grid; place-items: center; width: 64px; height: 64px; border-radius: 50%; background: var(--color-paper-2); border: 1px solid var(--color-rule-2); color: var(--color-muted); transition: background-color var(--dur-long) var(--ease-out), color var(--dur-long) var(--ease-out), border-color var(--dur-long) var(--ease-out), box-shadow var(--dur-long) var(--ease-out); }
.stop-dot svg { width: 24px; height: 24px; fill: none; stroke: currentColor; stroke-width: 1.75; stroke-linecap: round; stroke-linejoin: round; }
.stops li.is-lit .stop-dot { background: var(--color-ink); color: var(--color-paper); border-color: var(--color-ink); box-shadow: 0 0 0 6px var(--opal-1a), 0 0 32px var(--opal-1a); }
.stops li h3, .stops li p, .stops li .addr { transition: opacity var(--dur-long) var(--ease-out); }
.js .stops li:not(.is-lit) h3, .js .stops li:not(.is-lit) p { opacity: 0.45; }
@media (prefers-reduced-motion: no-preference) {
  .stops::before { display: block; content: ""; position: absolute; z-index: 0; top: 27px; left: 28px; right: auto; width: calc(100% - 64px); height: 10px; background: radial-gradient(circle at 5px 50%, var(--opal-3) 0 3.5px, transparent 4.5px); filter: drop-shadow(0 0 6px var(--opal-2)); animation: stop-run 3.4s var(--ease-in-out) infinite; pointer-events: none; }
}
@keyframes stop-run { 0% { translate: 0 0; opacity: 0; } 12% { opacity: 1; } 88% { opacity: 1; } 100% { translate: 100% 0; opacity: 0; } }
@media (max-width: 60rem) { .stops::before, .stops::after, .stops > li:first-child::after { display: none; } }

/* ---------- agents ---------- */
.agent-logo { width: 40px; height: 40px; color: var(--color-ink); }
.agent-logos { display: flex; gap: var(--space-sm); color: var(--color-ink-2); }
.agent-logos svg { width: 28px; height: 28px; }
.inline-logos span { white-space: nowrap; }
.inline-logos svg, .mono-logo { display: inline-grid; place-items: center; width: 1.05em; height: 1.05em; margin-right: 0.3em; vertical-align: -0.15em; color: var(--color-ink); }
.mono-logo { border-radius: 4px; background: var(--tint-3); font: 600 0.72em/1 var(--font-outlier); font-style: normal; width: 1.25em; height: 1.25em; vertical-align: -0.2em; }

/* ---------- close: the mark in negative space, wires running in ---------- */
.close-card { grid-template-columns: minmax(0, 6fr) minmax(0, 6fr); padding-block: var(--space-2xl); }
.close-copy .actions { margin-top: var(--space-xl); display: flex; flex-wrap: wrap; gap: var(--space-sm); flex-direction: row; }
.close-card .actions { flex-direction: row; }
.close-art { display: grid; place-items: center; }
.close-svg { width: 100%; max-width: 520px; height: auto; overflow: visible; }
.close-svg .cw path { stroke: var(--opal-ink); stroke-width: 1.25; opacity: 0.42; }
.close-svg .c-ring { stroke: var(--opal-ink); stroke-width: 1; opacity: 0.22; }
.close-svg .c-ports circle { fill: var(--opal-3); stroke: var(--opal-ink); stroke-width: 1.25; }
.close-svg .cn circle { fill: var(--opal-ink); }
.close-svg .close-mark path { fill: var(--opal-ink); }
.close-svg .cp circle { fill: var(--opal-ink); }

/* ---------- responsive ---------- */
@media (max-width: 60rem) {
  .fix-track, .board-track { height: auto; }
  .fix-sticky, .board-sticky { position: relative; height: auto; min-height: 0; padding-block: var(--section-gap-s) 0; }
  .fix-body { max-height: none; }
  .fix-stage { height: 460px; }
  .ui { grid-template-columns: minmax(0, 1fr); }
  .ui-side, .ui-search, .fg1, .fg1v, .fg2, .fg3, .fg4, .fg5 { display: none; }
  .ui-tr { grid-template-columns: minmax(0, 2fr) minmax(0, 1fr) minmax(0, 0.8fr); }
  .ui-tr > :nth-child(3) { display: none; }
  .fix-rail { grid-template-columns: repeat(5, minmax(0, 1fr)); }
  .fix-rail code { display: none; }
  .fix-rail li { justify-content: center; padding: 0 var(--space-2xs); }
  .win--wide, .win--narrow { grid-column: span 12; }
  .close-card { grid-template-columns: minmax(0, 1fr); }
  .board { padding-bottom: var(--section-gap); }
}
@media (max-width: 40rem) {
  .ui-stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .ui-stat:nth-child(3) { display: none; }
  .fix-rail b { font-size: 12px; }
  .st-panel { grid-template-columns: auto minmax(0, 1fr); }
  .st-meta { grid-column: 1 / -1; }
  .checks li { grid-template-columns: auto minmax(0, 1fr) auto; }
  .checks .pin { grid-column: 2; }
}
.hero:not(.has-3d) .loop-toggle { display: none; }
.sit-more { margin-top: auto; }
.sit-more summary { display: inline-flex; align-items: center; gap: var(--space-xs); min-height: 32px; cursor: pointer; list-style: none; font: 500 12px/1 var(--font-outlier); color: var(--opal-2); }
.sit-more summary::-webkit-details-marker { display: none; }
.sit-more summary::before { content: "+"; display: inline-grid; place-items: center; width: 18px; height: 18px; border-radius: 6px; background: var(--tint-2); color: var(--color-ink-2); transition: rotate var(--dur-short) var(--ease-out); }
.sit-more[open] summary::before { rotate: 45deg; }
.sit-more summary:focus-visible { outline: 2px solid var(--color-focus); outline-offset: 2px; border-radius: 6px; }
.sit-more .sit-prompt { margin-top: var(--space-xs); filter: none; opacity: 1; }
@media (max-width: 60rem) { .hero .hero-mark { margin-block: var(--space-2xl) var(--space-3xl); } }
/* free, said plainly where it matters */
.free { font-weight: 500; color: var(--opal-2); }
.free-tag { display: inline-flex; align-items: center; gap: var(--space-xs); min-height: 28px; padding: 0 var(--space-sm); border: 1px solid var(--opal-2a); border-radius: var(--radius-pill); background: var(--opal-2a); color: var(--opal-2); font-size: var(--text-xs); font-weight: 500; }
.hero .free-tag { margin-bottom: var(--space-lg); }
.free-tag::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--opal-2); }
.close-card 
/* closing card copy */
.close-card { align-items: center; }
.close-copy h2 { max-width: 13ch; }
.close-copy h2 .chrome { display: block; }
.close-copy > p { margin-top: var(--space-lg); font-size: var(--text-md); max-width: 40ch; color: var(--opal-ink); opacity: 0.82; }
/* impeccable-disable-next-line gradient-text -- user confirmed: one chrome gradient on the closing words "Totally free." */
.chrome { background: linear-gradient(100deg, var(--chrome-1) 0%, var(--chrome-2) 30%, var(--chrome-3) 46%, var(--chrome-1) 58%, var(--chrome-2) 78%, var(--chrome-1) 100%); background-size: 220% 100%; background-position: 0% 50%; -webkit-background-clip: text; background-clip: text; color: transparent; }
@media (prefers-reduced-motion: no-preference) { .chrome { animation: chrome-sheen 7s var(--ease-in-out) infinite alternate; } }
@keyframes chrome-sheen { to { background-position: 100% 50%; } }

/* accent buttons: a sheen crosses once on hover, a soft opal ring breathes out, then a quiet glow stays */
.btn--primary, .btn--dark { position: relative; overflow: hidden; isolation: isolate; transition: background-color var(--dur-short) var(--ease-out), border-color var(--dur-short) var(--ease-out), box-shadow var(--dur-long) var(--ease-out); }
.btn--primary { --btn-sheen: var(--sheen-1); }
.btn--dark { --btn-sheen: var(--sheen-2); }
.btn--primary::after, .btn--dark::after { content: ""; position: absolute; inset: 0; z-index: -1; pointer-events: none; background: linear-gradient(105deg, transparent 30%, var(--btn-sheen) 50%, transparent 70%); translate: -110% 0; }
.btn--primary:hover { background: var(--color-accent); border-color: var(--color-accent); box-shadow: 0 0 0 3px var(--btn-glow), 0 0 28px var(--btn-glow); }
.btn--dark:hover { box-shadow: 0 0 0 3px var(--btn-glow), 0 8px 24px var(--btn-glow); }
@media (prefers-reduced-motion: no-preference) {
  .btn--primary:hover::after, .btn--dark:hover::after { animation: btn-sheen 900ms var(--ease-out) both; }
  .btn--primary:hover, .btn--dark:hover { animation: btn-ring 1100ms var(--ease-out); }
}
@keyframes btn-sheen { from { translate: -110% 0; } to { translate: 110% 0; } }
@keyframes btn-ring { 0% { box-shadow: 0 0 0 0 var(--btn-glow), 0 0 0 0 transparent; } 45% { box-shadow: 0 0 0 9px var(--btn-glow), 0 0 32px var(--btn-glow); } 100% { box-shadow: 0 0 0 3px var(--btn-glow), 0 0 28px var(--btn-glow); } }

/* routing, calmer: neutral contrast, the skill name carries the block */
.requests button { color: var(--color-muted); opacity: 0.5; transition: opacity 500ms var(--ease-out), color 500ms var(--ease-out), background-color 500ms var(--ease-out), border-color 500ms var(--ease-out); }
.requests button.is-past { opacity: 0.78; }
.requests button:hover { opacity: 1; }
.requests button[aria-selected="true"] { opacity: 1; color: var(--color-ink); background: var(--color-paper-3); border-color: var(--color-ink-2); }
.requests button[aria-selected="true"] > svg { color: var(--color-ink); }
.requests button::after { background: var(--color-ink-2); opacity: 0.6; height: 1px; }
.route { background: linear-gradient(160deg, var(--tint-2), var(--tint-1) 60%), var(--color-paper-2); border-color: var(--glass-edge); gap: var(--space-xl); }
.route-to { font-size: clamp(3rem, 5vw + 0.5rem, 6.25rem); line-height: 0.95; letter-spacing: -0.045em; color: var(--color-ink); }
.route-from q { font-size: var(--text-xl); color: var(--color-ink-2); }
.route-get { color: var(--color-ink-2); }
.tag--skill { border-color: var(--color-rule-2); color: var(--color-ink-2); }
@media (prefers-reduced-motion: no-preference) {
  .js .route[data-fresh] > * { animation: rt-in 600ms var(--ease-out) both; }
  .js .route[data-fresh] > .route-to { animation: rt-name 800ms var(--ease-out) both; animation-delay: 60ms; }
  .js .route[data-fresh] > .route-get { animation-delay: 160ms; }
  .js .route[data-fresh] > .route-meta { animation-delay: 240ms; }
}
@keyframes rt-in { from { opacity: 0; translate: 0 10px; } to { opacity: 1; translate: 0 0; } }
@keyframes rt-name { from { opacity: 0; translate: 0 0.22em; filter: blur(12px); letter-spacing: -0.01em; } to { opacity: 1; translate: 0 0; filter: blur(0); letter-spacing: -0.045em; } }

/* routing: one fixed cell for every panel, so the block never changes height */
.routes { display: grid; }
.routes > .route { grid-area: 1 / 1; min-height: 0; transition: opacity 400ms var(--ease-out), visibility 0s linear 400ms; }
.routes > .route.is-active { transition: opacity 400ms var(--ease-out), visibility 0s; }
.routes > .route:not(.is-active) { opacity: 0; visibility: hidden; }
.route + .route { margin-top: 0; }
.requests button::after { display: none; }
/* dim with colour, not transparency, so nothing behind shows through */
.requests button, .requests button.is-past, .requests button:hover { opacity: 1; }
.requests button { color: var(--ink-dim); }
.requests button > svg { color: var(--ink-dim); }
.requests button.is-past, .requests button.is-past > svg { color: var(--color-muted); }
.requests button:hover { color: var(--color-ink-2); }
.requests button[aria-selected="true"], .requests button[aria-selected="true"] > svg { color: var(--color-ink); }
.requests .kind { color: inherit; opacity: 1; }

/* solid surfaces everywhere: the dot field stays behind content, never inside it */
.btn:not(.btn--primary):not(.btn--dark) { background: var(--color-paper); }
.btn:not(.btn--primary):not(.btn--dark):hover { background: var(--color-paper-3); }
.close-card .btn:not(.btn--dark) { background: transparent; }
.palette { background: linear-gradient(160deg, var(--tint-2), var(--tint-1) 60%), var(--color-paper-2); backdrop-filter: none; -webkit-backdrop-filter: none; }
.win { background: linear-gradient(160deg, var(--tint-2), var(--tint-1) 60%), var(--color-paper-2); }
.habits li { background: linear-gradient(160deg, var(--tint-2), var(--tint-1) 60%), var(--color-paper-2); }


/* secondary things step back across the page: labels, chips, captions, meta, leads */
.route-from { color: var(--ink-quiet); }
.route-from q { color: var(--color-muted); }
.route-get { color: var(--color-muted); }
.tag, .tag--skill, .route .tag { color: var(--ink-quiet); border-color: var(--color-rule); }
.requests .kind { color: var(--ink-quiet); }
.requests button[aria-selected="true"] .kind { color: var(--color-muted); }
.board-head .lead, .find-head .lead, .output-head .lead, .gate .lead, .agents p, .stops p, .win figcaption .ask { color: var(--color-muted); }
.board-foot, .gate-note, .stops-foot, .find-foot > span, .win .got, .works > span:not(.works-logos), .legend, .sit-group, .src, .palette-count, .checks small, .checks .pin, .foot p, .fix-note, .sit-what, .habits span { color: var(--ink-quiet); }
.chip:not([aria-pressed="true"]) { color: var(--ink-quiet); border-color: var(--color-rule); }
.chip:not([aria-pressed="true"]):hover { color: var(--color-ink-2); border-color: var(--color-rule-2); }
.chip span { color: var(--ink-dim); }
.win-bar span, .fix-score small { color: var(--ink-quiet); }
.works-logos { color: var(--color-muted); }

/* routing tabs: upcoming ones look disabled (content faded, fill stays solid), reached ones turn normal and stay so */
.requests button > * { transition: opacity 500ms var(--ease-out), color 500ms var(--ease-out); }
.requests button:not(.is-past):not([aria-selected="true"]) > * { opacity: 0.38; }
.requests button:not(.is-past):not([aria-selected="true"]):hover > * { opacity: 0.7; }
.requests button.is-past, .requests button.is-past > svg { color: var(--color-ink-2); }
.requests button.is-past .kind { color: var(--color-muted); }

/* unlock: as a tab switches on, an opal sheen with a soft trail sweeps across it, the edge flares and the icon pops */
.requests button::before { content: ""; position: absolute; z-index: -1; top: -20%; bottom: -20%; left: 0; width: 60%; pointer-events: none; opacity: 0; translate: -130% 0; skew: -18deg; background: linear-gradient(90deg, transparent 0%, var(--opal-1a) 35%, var(--sheen-1) 62%, var(--opal-3) 70%, var(--opal-2a) 82%, transparent 100%); filter: blur(6px); }
.requests button.is-unlock::before { animation: tab-sheen 1200ms var(--ease-in-out) both; }
.requests button.is-unlock { animation: tab-flare 1200ms var(--ease-out); }
.requests button.is-unlock > svg { animation: tab-pop 700ms var(--ease-out); }
@keyframes tab-sheen { 0% { opacity: 0; translate: -130% 0; } 12% { opacity: 1; } 80% { opacity: 1; } 100% { opacity: 0; translate: 260% 0; } }
@keyframes tab-flare { 0% { box-shadow: 0 0 0 0 var(--btn-glow); } 30% { box-shadow: 0 0 0 3px var(--opal-1a), 0 0 26px var(--btn-glow); } 100% { box-shadow: 0 0 0 0 transparent; } }
@keyframes tab-pop { 0% { scale: 1; } 35% { scale: 1.35; color: var(--opal-3); } 100% { scale: 1; } }