:root {
  color-scheme: dark;
  --ink: #071018;
  --panel: #10212b;
  --panel-deep: #0b1820;
  --paper: #dce9e8;
  --muted: #839ca6;
  --signal: #56e0b4;
  --warning: #ffb454;
  --line: #233945;
  --danger: #ff7d72;
  --display: "Avenir Next Condensed", "DIN Condensed", sans-serif;
  --body: "Avenir Next", "Gill Sans", sans-serif;
  --mono: "IBM Plex Mono", "SFMono-Regular", monospace;
}
* { box-sizing: border-box; }
html { background: var(--ink); }
body { margin: 0; min-width: 320px; min-height: 100vh; color: var(--paper); font-family: var(--body); background: linear-gradient(118deg, transparent 0 61%, rgba(86,224,180,.045) 61% 61.3%, transparent 61.3%), repeating-linear-gradient(90deg, rgba(255,255,255,.018) 0 1px, transparent 1px 72px), var(--ink); }
a { color: inherit; text-decoration: none; }
button, input { font: inherit; }
button { color: inherit; }
svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 1.8; }
.workspace-shell { display: grid; grid-template-columns: 196px minmax(240px,.56fr) minmax(280px,.68fr) minmax(480px,1.4fr); grid-template-rows: auto 1fr; min-height: 100vh; }
.control-rail { grid-row: 1 / 3; display: flex; flex-direction: column; min-height: 100vh; padding: 26px 18px 22px; border-right: 1px solid var(--line); background: rgba(5,13,18,.9); }
.wordmark { display: flex; align-items: center; gap: 10px; font-family: var(--display); font-weight: 800; letter-spacing: .09em; }
.wordmark img { width: 34px; height: 34px; filter: drop-shadow(0 0 12px rgba(86,224,180,.22)); }
.product-nav { display: grid; gap: 6px; margin-top: 48px; }
.product-nav a { display: flex; align-items: center; gap: 11px; min-height: 42px; padding: 0 11px; border-left: 2px solid transparent; color: var(--muted); font-size: 13px; }
.product-nav a:hover, .product-nav a:focus-visible { color: var(--paper); background: #10212b; outline: none; }
.product-nav a.active { color: var(--signal); border-left-color: var(--signal); background: linear-gradient(90deg, rgba(86,224,180,.12), transparent); }
.rail-signal { display: grid; grid-template-columns: 10px 1fr; gap: 2px 8px; margin-top: auto; padding: 14px 10px; border-top: 1px solid var(--line); color: var(--signal); font: 700 10px/1.4 var(--mono); letter-spacing: .08em; }
.rail-signal small { grid-column: 2; color: var(--muted); font: 11px/1.4 var(--body); letter-spacing: 0; }
.signal-dot { width: 7px; height: 7px; margin-top: 3px; border-radius: 50%; background: var(--signal); box-shadow: 0 0 10px var(--signal); }
.workspace-header { grid-column: 2 / 5; display: grid; grid-template-columns: minmax(0,1fr) auto; gap: 40px; align-items: end; min-height: 214px; padding: 44px 48px 52px; border-bottom: 1px solid var(--line); background: radial-gradient(circle at 85% 25%, rgba(86,224,180,.09), transparent 31%); }
.eyebrow, .step { margin: 0 0 11px; color: var(--signal); font: 700 10px/1.4 var(--mono); letter-spacing: .13em; }
.workspace-header h1 { margin: 0; font: 750 clamp(38px,5vw,68px)/.9 var(--display); letter-spacing: -.025em; }
.lead { max-width: 640px; margin: 20px 0 0; color: var(--muted); font-size: 15px; line-height: 1.65; }
.service-stamp { display: grid; min-width: 170px; padding: 13px 0 8px 18px; border-left: 1px solid var(--signal); }
.service-stamp span { color: var(--signal); font: 700 10px var(--mono); letter-spacing: .12em; }
.service-stamp strong { margin: 8px 0 3px; font: 700 22px var(--display); }
.service-stamp small { color: var(--muted); font: 10px var(--mono); }
.category-track, .api-index { min-width: 0; padding: 30px 26px 50px; border-right: 1px solid var(--line); }
.category-track { background: rgba(10,24,32,.66); }
.api-index { background: rgba(7,16,24,.45); }
.section-label { display: flex; gap: 12px; align-items: flex-start; margin-bottom: 24px; }
.section-label > span { color: var(--signal); font: 700 11px var(--mono); }
.section-label h2 { margin: 0; font: 700 22px var(--display); }
.section-label p { margin: 3px 0 0; color: var(--muted); font-size: 12px; }
.category-list, .api-list { display: grid; gap: 9px; }
.category-button, .api-button { display: flex; align-items: center; justify-content: space-between; gap: 12px; width: 100%; padding: 14px 13px; border: 1px solid transparent; color: var(--muted); text-align: left; background: var(--panel-deep); cursor: pointer; transition: border-color .16s ease, transform .16s ease, color .16s ease; }
.category-button:hover, .category-button:focus-visible, .api-button:hover, .api-button:focus-visible { color: var(--paper); border-color: #3a5662; outline: none; transform: translateX(3px); }
.category-button[aria-pressed="true"], .api-button.active { color: var(--paper); border-color: var(--signal); background: linear-gradient(105deg, rgba(86,224,180,.12), var(--panel-deep) 62%); }
.category-button span, .api-button span { min-width: 0; }
.category-button strong, .category-button small, .api-button strong, .api-button small { display: block; }
.category-button strong, .api-button strong { font: 700 12px var(--mono); }
.category-button small, .api-button small { display: -webkit-box; margin-top: 6px; overflow: hidden; color: var(--muted); font-size: 11px; line-height: 1.45; -webkit-box-orient: vertical; -webkit-line-clamp: 2; }
.category-button svg, .api-button svg { flex: 0 0 auto; width: 15px; color: var(--signal); }
.api-skeleton, .contract-skeleton { min-height: 72px; background: linear-gradient(90deg, var(--panel-deep), #162c36, var(--panel-deep)); background-size: 200% 100%; animation: scan 1.5s linear infinite; }
.contract-skeleton { min-height: 330px; }
.skeleton-line { height: 54px; background: linear-gradient(90deg, var(--panel-deep), #162c36, var(--panel-deep)); background-size: 200% 100%; animation: scan 1.5s linear infinite; }
.skeleton-line.wide { height: 76px; }
.search-box { display: grid; grid-template-columns: 20px 1fr auto; gap: 8px; align-items: center; min-height: 45px; padding: 0 12px; border: 1px solid var(--line); background: var(--panel-deep); }
.search-box:focus-within { border-color: var(--signal); box-shadow: 0 0 0 2px rgba(86,224,180,.1); }
.search-box svg { color: var(--muted); }
.search-box input { width: 100%; border: 0; outline: 0; color: var(--paper); background: transparent; font-size: 12px; }
.search-box input::placeholder { color: #667f89; }
.search-box kbd { padding: 2px 6px; border: 1px solid var(--line); color: var(--muted); background: #071018; font: 10px var(--mono); }
.index-summary { display: flex; justify-content: space-between; margin: 13px 0 16px; color: var(--muted); font: 10px var(--mono); letter-spacing: .05em; }
.empty-state, .empty-contract { display: grid; place-items: center; min-height: 230px; padding: 30px; color: var(--muted); text-align: center; border: 1px dashed var(--line); }
.empty-state svg, .empty-contract svg { width: 28px; height: 28px; color: var(--signal); }
.empty-state p, .empty-contract p { margin: 14px 0 0; }
.empty-contract small { margin-top: 5px; }
.contract-inspector { position: relative; min-width: 0; margin: -30px 28px 36px 0; padding: 28px 32px 38px; border: 1px solid #2d4854; background: linear-gradient(153deg, rgba(18,38,48,.98), rgba(8,20,27,.99)); box-shadow: 0 28px 90px rgba(0,0,0,.35); overflow: hidden; }
.inspector-cut { position: absolute; top: -1px; right: -1px; width: 94px; height: 38px; background: var(--ink); clip-path: polygon(34% 0,100% 0,100% 100%,0 100%); border-bottom: 1px solid var(--line); }
.inspector-topline { position: relative; display: flex; justify-content: space-between; align-items: center; min-height: 34px; }
.inspector-topline > div { display: flex; align-items: center; gap: 12px; }
.step { margin: 0; }
.transport-badge { padding: 4px 7px; border: 1px solid var(--line); color: var(--muted); font: 9px var(--mono); letter-spacing: .08em; }
.icon-button { display: inline-flex; align-items: center; gap: 7px; width: auto; padding: 8px 10px; border: 1px solid var(--line); color: var(--muted); background: transparent; cursor: pointer; }
.icon-button:hover:not(:disabled), .icon-button:focus-visible { color: var(--paper); border-color: var(--signal); outline: none; }
.icon-button:disabled { opacity: .42; cursor: not-allowed; }
.contract-heading { padding: 38px 0 26px; border-bottom: 1px solid var(--line); }
.operation-id { margin: 0 0 10px; color: var(--signal); font: 12px var(--mono); }
.contract-heading h2 { margin: 0; font: 740 clamp(30px,3.3vw,52px)/1 var(--display); }
.contract-heading > p:last-child { max-width: 680px; margin: 15px 0 0; color: var(--muted); line-height: 1.65; }
.view-tabs { display: flex; gap: 4px; margin: 24px 0 18px; border-bottom: 1px solid var(--line); }
.view-tabs button { width: auto; padding: 9px 14px; border: 0; border-bottom: 2px solid transparent; color: var(--muted); background: transparent; cursor: pointer; }
.view-tabs button.active { color: var(--signal); border-bottom-color: var(--signal); }
.contract-body { min-height: 360px; }
.overview-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.detail-panel { min-width: 0; padding: 17px; border: 1px solid var(--line); background: rgba(4,14,19,.38); }
.detail-panel h3 { margin: 0 0 15px; font: 700 16px var(--display); letter-spacing: .02em; }
.detail-heading { display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.semantics-panel { grid-column: 1 / 3; }
.definition-list { display: grid; grid-template-columns: minmax(86px,.55fr) minmax(0,1fr); margin: 0; font-size: 11px; }
.definition-list dt, .definition-list dd { min-width: 0; margin: 0; padding: 9px 0; border-bottom: 1px solid rgba(35,57,69,.7); overflow-wrap: anywhere; }
.definition-list dt { color: var(--muted); font-family: var(--mono); }
.definition-list dd { color: var(--paper); text-align: right; }
.runtime-status { padding: 4px 7px; border: 1px solid var(--line); color: var(--muted); font: 9px var(--mono); }
.runtime-status[data-status="available"] { color: var(--signal); border-color: rgba(86,224,180,.45); }
.runtime-status[data-status="insufficient_data"] { color: var(--warning); border-color: rgba(255,180,84,.45); }
.runtime-status[data-status="temporarily_unavailable"] { color: var(--danger); border-color: rgba(255,125,114,.45); }
.transport-badge[data-transport="http"] { color: var(--signal); }
.transport-badge[data-transport="websocket"] { color: #8fc7ff; }
.transport-badge[data-transport="event"] { color: var(--warning); }
.code-frame { position: relative; min-height: 330px; border: 1px solid var(--line); background: #061017; }
.code-label { position: absolute; top: 0; right: 0; padding: 7px 9px; color: var(--muted); background: var(--panel); font: 9px var(--mono); }
.code-frame pre { max-height: 62vh; margin: 0; padding: 38px 18px 20px; overflow: auto; color: #bdd2d2; font: 11px/1.65 var(--mono); tab-size: 2; white-space: pre; }
.error-state { display: grid; justify-items: start; gap: 9px; min-height: 180px; padding: 22px; border: 1px solid rgba(255,125,114,.35); color: var(--muted); background: rgba(255,125,114,.04); }
.error-state svg { color: var(--danger); }
.error-state strong { color: var(--paper); }
.error-state p { margin: 0; font-size: 12px; }
.retry-button { width: auto; margin-top: 5px; padding: 8px 13px; border: 1px solid var(--danger); color: var(--danger); background: transparent; cursor: pointer; }
.toast { position: fixed; right: 26px; bottom: 24px; z-index: 20; transform: translateY(20px); padding: 10px 14px; border-left: 2px solid var(--signal); color: var(--paper); background: #0a171e; opacity: 0; pointer-events: none; transition: .2s ease; font-size: 12px; }
.toast[data-tone="error"] { border-left-color: var(--danger); }
.toast.visible { transform: translateY(0); opacity: 1; }
@keyframes scan { to { background-position: -200% 0; } }
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; } }
@media (max-width: 1120px) { .workspace-shell { grid-template-columns: 150px 220px 250px minmax(380px,1fr); } .workspace-header { padding-right: 28px; } .contract-inspector { margin-right: 16px; padding-inline: 24px; } }
@media (max-width: 850px) {
  .workspace-shell { display: block; }
  .control-rail { position: relative; min-height: auto; padding: 13px 16px; border-right: 0; border-bottom: 1px solid var(--line); }
  .wordmark { position: absolute; top: 16px; left: 16px; }
  .wordmark span, .product-nav a span { display: none; }
  .product-nav { display: flex; justify-content: flex-end; margin: 0; overflow-x: auto; }
  .product-nav a { flex: 0 0 auto; padding-inline: 9px; }
  .rail-signal { display: none; }
  .workspace-header { display: block; min-height: auto; padding: 46px 22px 34px; }
  .service-stamp { margin-top: 28px; }
  .category-track, .api-index { padding: 26px 20px; border-right: 0; border-bottom: 1px solid var(--line); }
  .contract-inspector { margin: 0; padding: 28px 20px 40px; border-width: 0; box-shadow: none; }
  .inspector-cut { display: none; }
  .overview-grid { grid-template-columns: 1fr; }
  .semantics-panel { grid-column: auto; }
}