:root {
  color-scheme: dark;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  background: #0b1118;
  color: #e9f0f5;
}
* { box-sizing: border-box; }
body { margin: 0; min-height: 100vh; background: radial-gradient(circle at 82% -12%, #1d3940 0, transparent 34rem), #0b1118; }
button, input, select { font: inherit; }
button, select, input { border-radius: 9px; }
button { cursor: pointer; border: 1px solid #416e73; background: #1b4446; color: #f2fffd; padding: .66rem 1rem; font-weight: 650; }
button:hover:not(:disabled) { background: #286064; }
button:disabled { opacity: .45; cursor: not-allowed; }
:focus-visible { outline: 2px solid #87dad0; outline-offset: 3px; }
.shell { max-width: 1380px; margin: 0 auto; padding: 2.3rem clamp(1rem, 4vw, 3rem); }
.masthead, .toolbar, .panel-heading, .run-top { display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.masthead { align-items: flex-start; margin-bottom: 2rem; }
.eyebrow { color: #7bc6bd; font-size: .72rem; font-weight: 800; letter-spacing: .22em; margin: 0 0 .7rem; }
h1 { font-size: clamp(2.5rem, 6vw, 4.5rem); letter-spacing: -.07em; line-height: 1; margin: 0; }
.subhead { color: #a8b8c2; margin: 1rem 0 0; }
.badge { white-space: nowrap; border: 1px solid #446068; border-radius: 99px; padding: .45rem .72rem; color: #a4d3d1; font-size: .68rem; font-weight: 800; letter-spacing: .1em; }
.connect-card, .panel { border: 1px solid #2a3a45; background: #111c25ed; border-radius: 16px; box-shadow: 0 12px 38px #0003; }
.connect-card { padding: 1.15rem 1.35rem; margin-bottom: 1.3rem; }
.connect-card label { display: block; font-weight: 700; margin-bottom: .65rem; }
.connect-row { display: flex; gap: .65rem; }
.connect-row input { min-width: 0; flex: 1; border: 1px solid #35505b; background: #0a151d; color: inherit; padding: .7rem .85rem; }
.connect-card p { color: #9dafba; font-size: .82rem; margin: .7rem 0 0; }
.toolbar { justify-content: flex-start; flex-wrap: wrap; margin-bottom: 1rem; color: #9dafba; }
.toolbar select { border: 1px solid #35505b; background: #111c25; color: inherit; padding: .62rem .75rem; }
.toolbar output { margin-left: auto; font-size: .82rem; }
.columns { display: grid; grid-template-columns: minmax(300px, .75fr) minmax(0, 1.25fr); gap: 1rem; align-items: start; }
.panel { min-height: 440px; overflow: hidden; }
.panel-heading { padding: 1.1rem 1.3rem; border-bottom: 1px solid #2a3a45; }
.panel-heading h2 { font-size: 1rem; letter-spacing: .02em; margin: 0; }
.panel-heading span { color: #9dafba; font-size: .8rem; }
.runs-list { list-style: none; padding: .55rem; margin: 0; max-height: 70vh; overflow: auto; }
.runs-list li { margin: .15rem 0; }
.run-button { display: block; width: 100%; text-align: left; background: transparent; border: 1px solid transparent; padding: .85rem .9rem; color: inherit; }
.run-button:hover, .run-button[aria-current="true"] { background: #1a2e38; border-color: #36545a; }
.run-name { font-weight: 720; }
.run-meta { display: block; color: #9dafba; font-size: .76rem; margin-top: .36rem; overflow-wrap: anywhere; }
.pill { border-radius: 99px; padding: .21rem .52rem; font-size: .67rem; font-weight: 800; text-transform: uppercase; letter-spacing: .06em; background: #25434a; color: #b1e6e0; }
.pill.failed, .pill.cancelled { background: #4b3035; color: #ffc8c0; }
.pill.running, .pill.accepted { background: #4b442c; color: #f9df9e; }
.detail-empty { padding: 2rem 1.3rem; color: #9dafba; }
.detail-content { padding: 1.3rem; }
.detail-content h3 { margin: 1.4rem 0 .65rem; font-size: .87rem; color: #9edbd4; text-transform: uppercase; letter-spacing: .1em; }
.detail-content h3:first-child { margin-top: 0; }
.summary-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .7rem; }
.fact { border: 1px solid #2a3a45; background: #0e1820; border-radius: 9px; padding: .7rem; min-width: 0; }
.fact span { display: block; color: #8fa8b5; font-size: .7rem; margin-bottom: .34rem; }
.fact strong { display: block; font-size: .86rem; overflow-wrap: anywhere; }
.replay-link { display: inline-block; margin-top: 1rem; color: #91ebdd; font-weight: 700; }
.replay-link + p { color: #9dafba; font-size: .8rem; margin: .4rem 0 0; }
.events { list-style: none; padding: 0 0 0 1rem; margin: 0; border-left: 2px solid #35535a; }
.events li { padding: .15rem .8rem .9rem; }
.events time { color: #9dafba; font-size: .75rem; margin-left: .6rem; }
.snapshot { width: 100%; max-width: 640px; height: auto; border-radius: 10px; border: 1px solid #3a505a; }
.compare-panel { min-height: 0; margin-top: 1rem; }
.compare-form { display: flex; align-items: end; gap: .7rem; flex-wrap: wrap; padding: 1rem 1.3rem .5rem; }
.compare-form label { color: #a8b8c2; font-size: .78rem; }
.compare-form select { min-width: min(220px, 100%); max-width: 290px; border: 1px solid #35505b; background: #0a151d; color: inherit; padding: .65rem; }
.comparison-result { padding: .7rem 1.3rem 1.2rem; color: #bfd1d7; font-size: .85rem; }
.comparison-result p { margin: .3rem 0 .7rem; }
.comparison-result ul { margin: .3rem 0; padding-left: 1.2rem; }
.comparison-metrics { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .6rem; max-width: 800px; }
.comparison-metrics div { border: 1px solid #2a3a45; border-radius: 8px; padding: .65rem; }
.comparison-metrics span { display: block; color: #9dafba; font-size: .73rem; margin-bottom: .2rem; }
.comparison-metrics strong { font-size: .95rem; }
.candidate-warning { color: #f5cf9e; font-size: .87rem; }
.verification-result { margin-top: .7rem; color: #bfd1d7; font-size: .85rem; }
.verification-result ul { margin: .3rem 0; padding-left: 1.2rem; }
details { border: 1px solid #2a3a45; border-radius: 9px; padding: .75rem; }
summary { cursor: pointer; }
pre { white-space: pre-wrap; overflow-wrap: anywhere; color: #c7d8df; font-size: .75rem; max-height: 24rem; overflow: auto; }
footer { color: #7f949e; font-size: .76rem; margin-top: 1.4rem; }
@media (max-width: 840px) { .columns { grid-template-columns: 1fr; } .runs-list { max-height: 18rem; } .toolbar output { margin-left: 0; width: 100%; } }
@media (max-width: 520px) { .masthead { display: block; } .badge { display: inline-block; margin-top: 1rem; } .connect-row { flex-direction: column; } .summary-grid, .comparison-metrics { grid-template-columns: 1fr; } .compare-form { align-items: stretch; flex-direction: column; } .compare-form select { max-width: none; } }