/* ASCS Lounge — Rack & Roll. Advanced 42U rack builder. */
.rack-page main { padding-top: 10px; }
.rack-shell { padding-bottom: 30px; }
.rack-hero { display: flex; align-items: flex-end; justify-content: space-between; gap: 20px; padding: 16px 0 18px; }
.rack-hero h1 { margin: 8px 0 8px; font-size: clamp(2.2rem, 5vw, 3.8rem); line-height: .95; letter-spacing: -.06em; }
.rack-hero p { max-width: 78ch; margin: 0; color: var(--muted); font-size: .88rem; line-height: 1.65; }
.rack-hero-actions { display: flex; flex-wrap: wrap; gap: 7px; justify-content: flex-end; }
.rack-hero-actions .btn { padding: 8px 11px; font-size: .68rem; }
.rack-badges { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 12px; }
.rack-badge { display: inline-flex; align-items: center; gap: 5px; padding: 4px 8px; border: 1px solid rgba(129,140,248,.25); border-radius: 999px; background: rgba(129,140,248,.06); color: #a5b4fc; font-family: ui-monospace, monospace; font-size: .56rem; letter-spacing: .06em; text-transform: uppercase; }
.rack-badge.green { border-color: rgba(110,231,183,.25); background: rgba(110,231,183,.05); color: #6ee7b7; }
.rack-badge.amber { border-color: rgba(251,191,36,.25); background: rgba(251,191,36,.05); color: #fbbf24; }
.rack-grid { display: grid; grid-template-columns: 280px minmax(330px, 1fr) 350px; gap: 14px; align-items: start; }
.rack-catalog, .rack-stage, .rack-inspector { border: 1px solid var(--border); border-radius: 15px; background: linear-gradient(160deg, rgba(20,22,35,.94), rgba(9,11,18,.94)); box-shadow: 0 18px 50px rgba(0,0,0,.25); overflow: hidden; }
.rack-catalog { padding: 12px; }
.rack-cat-tabs { display: flex; gap: 4px; overflow-x: auto; padding-bottom: 8px; scrollbar-width: none; }
.rack-cat-tabs::-webkit-scrollbar { display: none; }
.rack-cat-tab { flex: 0 0 auto; padding: 6px 8px; border: 1px solid var(--border); border-radius: 6px; background: rgba(255,255,255,.02); color: var(--muted); font: inherit; font-size: .58rem; font-weight: 700; cursor: pointer; }
.rack-cat-tab.active { border-color: rgba(129,140,248,.55); background: rgba(129,140,248,.14); color: var(--text); }
.rack-cat-list { display: flex; flex-direction: column; gap: 6px; max-height: 720px; overflow-y: auto; padding-right: 2px; }
.rack-catalog-card { display: grid; grid-template-columns: 34px 1fr auto; gap: 8px; align-items: start; width: 100%; padding: 8px; border: 1px solid var(--border); border-radius: 8px; background: rgba(255,255,255,.022); color: var(--text); text-align: left; cursor: pointer; }
.rack-catalog-card:hover { border-color: rgba(129,140,248,.5); background: rgba(129,140,248,.07); transform: translateY(-1px); }
.rack-cat-icon { width: 32px; height: 32px; display: grid; place-items: center; border-radius: 7px; border: 1px solid color-mix(in srgb, var(--c) 45%, transparent); background: color-mix(in srgb, var(--c) 12%, transparent); color: var(--c); font-size: .62rem; font-weight: 800; }
.rack-cat-copy { display: flex; flex-direction: column; gap: 1px; min-width: 0; }
.rack-cat-copy strong { font-size: .68rem; line-height: 1.2; }
.rack-cat-copy small { color: var(--dim); font-family: ui-monospace, monospace; font-size: .52rem; }
.rack-cat-copy em { color: var(--muted); font-style: normal; font-size: .58rem; line-height: 1.4; margin-top: 2px; }
.rack-cat-price { color: var(--accent-2); font-family: ui-monospace, monospace; font-size: .55rem; white-space: nowrap; }
.rack-stage { padding: 12px; }
.rack-stage-head { display: flex; align-items: center; justify-content: space-between; gap: 8px; padding: 1px 2px 9px; }
.rack-stage-head h2 { margin: 0; font-size: .94rem; letter-spacing: -.03em; }
.rack-stage-head span { color: var(--dim); font-family: ui-monospace, monospace; font-size: .54rem; }
.rack-frame { display: flex; gap: 5px; align-items: stretch; }
.rack-rail { width: 24px; display: flex; flex-direction: column; justify-content: space-between; padding: 2px 0; color: #475569; font-family: ui-monospace, monospace; font-size: .48rem; text-align: right; }
.rack-slots { position: relative; flex: 1; height: 672px; border: 2px solid #334155; border-radius: 7px; background: repeating-linear-gradient(to top, transparent 0 15px, rgba(148,163,184,.06) 15px 16px), #080b12; box-shadow: inset 0 0 26px rgba(0,0,0,.6); overflow: hidden; }
.rack-u { position: absolute; left: 0; right: 0; height: 1px; background: rgba(148,163,184,.055); pointer-events: none; }
.rack-unit { position: absolute; left: 3px; right: 3px; display: flex; align-items: center; gap: 5px; padding: 1px 6px; border: 1px solid color-mix(in srgb, var(--c) 42%, #1e293b); border-radius: 4px; background: linear-gradient(90deg, color-mix(in srgb, var(--c) 18%, #0b0f18), #0b0f18 70%); color: #e2e8f0; font: inherit; text-align: left; cursor: pointer; overflow: hidden; transition: filter .15s, border-color .15s; }
.rack-unit:hover { filter: brightness(1.2); border-color: var(--c); }
.rack-unit.selected { outline: 2px solid var(--c); outline-offset: 1px; z-index: 2; }
.rack-unit-led { width: 5px; height: 5px; flex: 0 0 auto; border-radius: 50%; background: var(--c); box-shadow: 0 0 7px var(--c); animation: rackLed 2.2s ease-in-out infinite; }
.rack-unit-name { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: .56rem; font-weight: 700; }
.rack-unit-u { flex: 0 0 auto; color: var(--c); font-family: ui-monospace, monospace; font-size: .47rem; }
.rack-unit.type-network { --c: #38bdf8; }
.rack-unit.type-compute { --c: #a78bfa; }
.rack-unit.type-gpu { --c: #fb7185; }
.rack-unit.type-storage { --c: #6ee7b7; }
.rack-unit.type-power { --c: #fbbf24; }
.rack-legend { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 9px; color: var(--dim); font-size: .52rem; }
.rack-legend span { display: inline-flex; align-items: center; gap: 4px; }
.rack-legend i { width: 5px; height: 5px; border-radius: 50%; background: var(--c); }
.rack-inspector { padding: 13px; min-height: 240px; }
.rack-empty-inspector { display: grid; place-items: center; gap: 5px; min-height: 230px; color: var(--dim); text-align: center; }
.rack-empty-inspector span { font-size: 1.5rem; color: var(--accent-2); }
.rack-empty-inspector h3 { margin: 0; color: var(--text); font-size: .86rem; }
.rack-empty-inspector p { max-width: 24ch; margin: 0; font-size: .64rem; line-height: 1.5; }
.rack-inspector-head { display: flex; align-items: center; gap: 8px; padding-bottom: 9px; border-bottom: 1px solid rgba(255,255,255,.06); }
.rack-inspector-head h3 { margin: 1px 0 0; font-size: .82rem; letter-spacing: -.02em; }
.rack-kicker { color: var(--accent-2); font-family: ui-monospace, monospace; font-size: .5rem; letter-spacing: .09em; text-transform: uppercase; }
.rack-inspector-actions { display: flex; gap: 5px; margin: 8px 0; }
.rack-mini { padding: 5px 7px; border: 1px solid var(--border); border-radius: 5px; background: rgba(255,255,255,.02); color: var(--muted); font: inherit; font-size: .58rem; cursor: pointer; }
.rack-mini:hover { border-color: rgba(129,140,248,.5); color: var(--text); }
.rack-mini.danger:hover { border-color: rgba(248,113,113,.5); color: #fca5a5; }
.rack-spec-list { display: grid; gap: 3px; margin: 6px 0 10px; }
.rack-spec-list > div { display: flex; justify-content: space-between; gap: 8px; padding: 3px 0; border-bottom: 1px solid rgba(255,255,255,.045); font-size: .6rem; }
.rack-spec-list span { color: var(--dim); }
.rack-spec-list strong { color: #e2e8f0; text-align: right; }
.rack-config { display: flex; flex-direction: column; gap: 8px; }
.rack-config label { display: flex; flex-direction: column; gap: 4px; color: var(--muted); font-size: .59rem; }
.rack-config select, .rack-config input[type="range"] { width: 100%; accent-color: var(--accent); }
.rack-config select { padding: 6px 7px; border: 1px solid var(--border-2); border-radius: 5px; background: var(--bg); color: var(--text); font: inherit; font-size: .64rem; }
.rack-config b { color: var(--accent-2); font-family: ui-monospace, monospace; font-size: .58rem; font-weight: 600; }
.rack-metrics { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 7px; margin-top: 14px; }
.rack-metric { padding: 9px 10px; border: 1px solid var(--border); border-radius: 9px; background: rgba(20,22,35,.82); }
.rack-metric > span { display: block; color: var(--dim); font-size: .54rem; letter-spacing: .04em; text-transform: uppercase; }
.rack-metric > strong { display: block; margin: 3px 0 5px; font-size: .72rem; letter-spacing: -.01em; }
.rack-bar { height: 4px; border-radius: 999px; background: rgba(255,255,255,.07); overflow: hidden; }
.rack-bar i { display: block; height: 100%; border-radius: inherit; background: var(--accent); transition: width .25s; }
.rack-bar i.warn { background: var(--amber); }
.rack-bar i.bad { background: #f87171; }
.rack-stat-pill { color: var(--muted); font-family: ui-monospace, monospace; font-size: .52rem; }
.rack-checks { display: grid; gap: 4px; margin-top: 10px; }
.rack-check { display: flex; align-items: flex-start; gap: 7px; padding: 7px 9px; border-radius: 6px; font-size: .62rem; line-height: 1.45; }
.rack-check b { width: 14px; flex: 0 0 auto; text-align: center; }
.rack-check.ok { background: rgba(110,231,183,.06); color: #6ee7b7; }
.rack-check.warn { background: rgba(251,191,36,.07); color: #fbbf24; }
.rack-check.bad { background: rgba(248,113,113,.07); color: #fca5a5; }
.rack-workloads { margin-top: 14px; padding: 13px; border: 1px solid var(--border); border-radius: 13px; background: rgba(14,17,27,.72); }
.rack-section-head { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 9px; }
.rack-section-head h2 { margin: 0; font-size: .9rem; letter-spacing: -.03em; }
.rack-section-head .btn { padding: 7px 10px; font-size: .66rem; }
.rack-workload-grid { display: grid; grid-template-columns: repeat(5, minmax(0,1fr)); gap: 6px; }
.rack-workload { display: flex; flex-direction: column; gap: 2px; padding: 8px; border: 1px solid var(--border); border-radius: 7px; background: rgba(255,255,255,.02); color: var(--text); text-align: left; cursor: pointer; }
.rack-workload:hover { border-color: rgba(129,140,248,.45); }
.rack-workload.active { border-color: rgba(129,140,248,.6); background: rgba(129,140,248,.12); }
.rack-workload strong { font-size: .66rem; }
.rack-workload small { color: var(--dim); font-size: .54rem; line-height: 1.4; }
.rack-log { margin-top: 12px; border: 1px solid var(--border); border-radius: 10px; background: rgba(7,9,14,.78); overflow: hidden; max-height: 210px; overflow-y: auto; }
.rack-log-row { display: grid; grid-template-columns: 48px 1fr; gap: 8px; padding: 5px 9px; border-bottom: 1px solid rgba(255,255,255,.04); font-size: .6rem; }
.rack-log-row span { color: var(--dim); font-family: ui-monospace, monospace; font-size: .52rem; }
.rack-log-row p { margin: 0; color: var(--muted); }
.rack-log-row.ok p { color: #6ee7b7; }
.rack-log-row.bad p { color: #fca5a5; }
.rack-log-empty { padding: 14px; color: var(--dim); font-size: .6rem; }
.rack-modal { position: fixed; inset: 0; z-index: 1200; display: grid; place-items: center; padding: 18px; background: rgba(4,6,11,.78); backdrop-filter: blur(8px); }
.rack-modal[hidden] { display: none; }
.rack-dialog { width: min(560px, 100%); padding: 20px; border: 1px solid rgba(129,140,248,.35); border-radius: 15px; background: linear-gradient(160deg, #171b2a, #0b0e16); box-shadow: 0 30px 100px rgba(0,0,0,.6); }
.rack-dialog h2 { margin: 5px 0 7px; font-size: 1.4rem; letter-spacing: -.04em; }
.rack-dialog p { margin: 0 0 11px; color: var(--muted); font-size: .7rem; line-height: 1.55; }
.rack-run-progress { height: 5px; border-radius: 999px; background: rgba(255,255,255,.08); overflow: hidden; }
.rack-run-progress i { display: block; width: 0; height: 100%; border-radius: inherit; background: linear-gradient(90deg, var(--accent), #6ee7b7); transition: width .35s; }
.rack-run-steps { display: flex; flex-direction: column; gap: 3px; margin-top: 10px; }
.rack-run-step { color: var(--muted); font-size: .62rem; }
.rack-run-step.done { color: #6ee7b7; }
.rack-run-actions { margin-top: 12px; }
.rack-result { display: flex; align-items: center; gap: 10px; margin-top: 10px; padding: 10px; border: 1px solid rgba(129,140,248,.3); border-radius: 9px; background: rgba(129,140,248,.07); }
.rack-result-grade { width: 48px; height: 48px; display: grid; place-items: center; border-radius: 50%; background: rgba(129,140,248,.16); color: #c7d2fe; font-size: 1.35rem; font-weight: 900; }
.rack-result-grade.grade-S { color: #fbbf24; background: rgba(251,191,36,.14); }
.rack-result-grade.grade-A { color: #6ee7b7; background: rgba(110,231,183,.12); }
.rack-result strong { display: block; font-size: .9rem; }
.rack-result span { color: var(--muted); font-size: .58rem; }
.rack-result-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 5px; margin-top: 8px; }
.rack-result-grid > div { padding: 6px 7px; border: 1px solid var(--border); border-radius: 6px; background: rgba(255,255,255,.02); }
.rack-result-grid span { display: block; color: var(--dim); font-size: .48rem; text-transform: uppercase; }
.rack-result-grid b { font-size: .68rem; }
.rack-result-warnings { display: grid; gap: 3px; margin-top: 8px; font-size: .58rem; }
.rack-result-warnings .warn { color: #fbbf24; }
.rack-result-warnings .bad { color: #fca5a5; }
.rack-result-clean { margin-top: 8px; color: #6ee7b7; font-size: .6rem; }
@keyframes rackLed { 0%,100% { opacity: .55; } 50% { opacity: 1; } }
@media (max-width: 1240px) {
  .rack-grid { grid-template-columns: 250px minmax(300px,1fr) 320px; }
  .rack-metrics { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .rack-workload-grid { grid-template-columns: repeat(3, minmax(0,1fr)); }
}
@media (max-width: 980px) {
  .rack-grid { grid-template-columns: 260px 1fr; }
  .rack-inspector { grid-column: 1 / -1; }
  .rack-workload-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
}
@media (max-width: 700px) {
  .rack-hero { flex-direction: column; align-items: flex-start; gap: 10px; }
  .rack-hero-actions { justify-content: flex-start; }
  .rack-grid { grid-template-columns: 1fr; }
  .rack-cat-list { max-height: 260px; }
  .rack-slots { height: 672px; }
  .rack-metrics { grid-template-columns: 1fr 1fr; }
  .rack-workload-grid { grid-template-columns: 1fr; }
  .rack-result-grid { grid-template-columns: 1fr 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  .rack-unit-led { animation: none; }
}

@media (max-width: 700px) {
  .rack-unit { padding: 0 5px; gap: 4px; }
  .rack-unit-name { font-size: .48rem; }
  .rack-unit-u { display: none; }
  .rack-unit-led { width: 4px; height: 4px; }
}