:root { color-scheme: dark; --bg: #0b0f14; --ink: #e6edf5; --muted: #9aa8b8; --line: #2a3544; --panel: #121923; --card: #101720; --accent: #62d6c7; --link: #8bd3ff; --code: #070a0f; --soft: #111a24; --reserved: #182231; --ruler: #16202d; --logo-filter: invert(1) brightness(1.25); }
* { box-sizing: border-box; }
body { margin: 0; font-family: Inter, system-ui, -apple-system, Segoe UI, sans-serif; color: var(--ink); background: var(--bg); line-height: 1.55; }
a { color: var(--link); text-decoration: none; }
a:hover { text-decoration: underline; }
header { border-bottom: 1px solid var(--line); background: var(--panel); }
.wrap { max-width: 1180px; margin: 0 auto; padding: 24px; }
.sitebar { border-bottom: 1px solid var(--line); background: var(--bg); }
.sitebar .wrap { display: flex; justify-content: space-between; align-items: center; padding-top: 14px; padding-bottom: 14px; }
.brand-mark { display: inline-flex; align-items: center; gap: 10px; color: var(--ink); font-weight: 800; text-decoration: none; }
.brand-mark:hover { text-decoration: none; color: var(--ink); }
.brand-logo { width: 34px; height: 34px; object-fit: contain; filter: var(--logo-filter); }
.kicker { color: var(--accent); font-weight: 700; letter-spacing: .05em; text-transform: uppercase; font-size: 12px; }
h1 { margin: 4px 0 10px; font-size: 34px; line-height: 1.15; }
h2 { margin-top: 34px; padding-bottom: 6px; border-bottom: 1px solid var(--line); }
h3 { margin-top: 24px; }
.summary { color: var(--muted); max-width: 900px; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 14px; }
.card { border: 1px solid var(--line); border-radius: 6px; padding: 14px; background: var(--card); }
.card strong { display: block; margin-bottom: 4px; }
.meta { color: var(--muted); font-size: 13px; }
.datasheet-browser { border: 1px solid var(--line); border-radius: 6px; background: var(--card); padding: 14px; }
.datasheet-controls { display: grid; grid-template-columns: minmax(240px, 1.4fr) repeat(3, minmax(150px, .7fr)); gap: 10px; align-items: end; margin-bottom: 12px; }
.datasheet-search, .datasheet-select { width: 100%; border: 1px solid var(--line); border-radius: 6px; background: var(--soft); color: var(--ink); padding: 9px 11px; }
.filter-label { display: grid; gap: 4px; color: var(--muted); font-size: 12px; font-weight: 700; }
.filter-checks { display: flex; flex-wrap: wrap; gap: 8px; margin: 0 0 12px; }
.filter-checks label { display: inline-flex; align-items: center; gap: 6px; border: 1px solid var(--line); border-radius: 999px; background: var(--soft); padding: 5px 10px; font-size: 13px; cursor: pointer; }
.filter-checks input { margin: 0; }
.datasheet-section, .subpackage-group, .package-group { border: 1px solid var(--line); border-radius: 6px; margin: 8px 0; background: var(--soft); }
.datasheet-section > summary, .subpackage-group > summary, .package-group > summary { cursor: pointer; padding: 8px 10px; font-weight: 700; }
.subpackage-group { margin: 8px 10px; background: var(--panel); }
.package-group { margin: 8px 10px; background: var(--card); }
.datasheet-list { max-height: 260px; overflow-y: auto; padding: 4px 10px 10px; }
.datasheet-link-row { display: flex; justify-content: space-between; gap: 12px; padding: 5px 0; border-top: 1px solid var(--line); font-size: 14px; }
.datasheet-link-row:first-child { border-top: 0; }
.datasheet-link-row .meta { white-space: nowrap; }
.datasheet-empty { color: var(--muted); padding: 10px; }
.quick-links { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.pill { display: inline-flex; align-items: center; gap: 6px; border: 1px solid var(--line); border-radius: 999px; background: var(--soft); color: var(--link); padding: 5px 10px; font-size: 13px; font-weight: 700; }
.pill:hover { text-decoration: none; border-color: var(--accent); }
.register-index .datasheet-list { max-height: 340px; }
.register-index .datasheet-link-row { align-items: baseline; }
.type-grid { display: grid; grid-template-columns: 1fr; gap: 12px; }
.type-card { border: 1px solid var(--line); border-radius: 6px; background: var(--card); margin: 10px 0; }
.type-card > summary { cursor: pointer; padding: 10px 12px; font-weight: 800; }
.type-body { padding: 0 12px 12px; }
.type-decl { white-space: pre-wrap; overflow-x: auto; background: var(--soft); border: 1px solid var(--line); border-radius: 6px; padding: 10px; }
.doc-section { border: 1px solid var(--line); border-radius: 6px; background: var(--card); margin: 12px 0; }
.doc-section > summary { cursor: pointer; padding: 10px 12px; font-weight: 700; color: var(--ink); }
.doc-section-body { padding: 0 12px 12px; }
table { width: 100%; border-collapse: collapse; margin: 12px 0 18px; font-size: 14px; }
th, td { border: 1px solid var(--line); padding: 8px 10px; vertical-align: top; text-align: left; }
th { background: var(--panel); font-weight: 700; }
code, pre { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; }
pre { overflow: auto; padding: 14px; border-radius: 6px; background: var(--code); color: #f4f7fb; }
.diagram { overflow-x: auto; padding: 12px 0; }
.reg-card { border: 1px solid var(--line); border-radius: 6px; padding: 12px; margin: 12px 0; background: var(--card); }
.reg-card h4 { margin: 0 0 6px; }
.reg-meta { color: var(--muted); font-size: 13px; margin-bottom: 8px; }
.reg-slice { margin: 10px 0 14px; overflow-x: auto; }
.reg-slice-title { color: var(--muted); font-size: 13px; font-weight: 700; margin: 0 0 4px; text-transform: uppercase; }
.reg-ruler, .reg-bits { display: grid; min-width: 768px; }
.reg-ruler span { font-size: 10px; color: var(--muted); text-align: center; border: 1px solid var(--line); border-bottom: 0; padding: 2px 0; background: var(--ruler); }
.reg-field { min-height: 46px; border: 1px solid var(--line); padding: 5px 6px; font-size: 12px; line-height: 1.15; text-align: center; background: var(--soft); overflow-wrap: anywhere; display: flex; align-items: center; justify-content: center; }
.reg-field.reserved { color: var(--muted); background: var(--reserved); }
.field-table td:first-child { font-weight: 700; white-space: nowrap; }
.status { border-left: 4px solid #d59b35; background: var(--panel); padding: 10px 12px; margin: 10px 0; }
.testbench-section { border: 1px solid var(--line); border-radius: 6px; background: var(--card); margin: 12px 0; }
.testbench-section > summary { cursor: pointer; padding: 10px 12px; font-weight: 700; }
.testbench-body { padding: 0 12px 12px; }
.wave { width: 100%; border: 1px solid var(--line); border-radius: 6px; padding: 10px; background: var(--soft); margin: 12px 0; }
.wave h4 { margin: 0 0 8px; }
.wave-controls { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; margin: 0 0 8px; color: var(--muted); font-size: 13px; }
.wave-controls label { display: inline-flex; align-items: center; gap: 6px; white-space: nowrap; }
.wave-controls input { width: 180px; accent-color: var(--accent); }
.wave-viewport { overflow: auto; max-height: 560px; border: 1px solid var(--line); border-radius: 4px; background: var(--card); resize: vertical; }
.wave-stage { display: grid; grid-template-columns: 190px 894px; align-items: start; width: fit-content; min-width: 100%; position: relative; background: var(--card); }
.wave-label-pane { position: sticky; left: 0; z-index: 3; width: 190px; min-width: 190px; background: var(--card); border-right: 1px solid var(--line); }
.wave-label-row { position: absolute; left: 0; width: 180px; padding: 0 8px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: var(--ink); font: 12px ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; }
.wave-plot-pane { position: relative; background: var(--card); }
.waveform-canvas { display: block; background: var(--card); }
.wave-hover-readout { position: sticky; left: 198px; bottom: 6px; display: inline-block; z-index: 4; grid-column: 2; justify-self: start; margin: 0 0 6px 8px; border: 1px solid rgba(255, 216, 77, .45); border-radius: 4px; background: rgba(10, 15, 22, .86); color: #ffd84d; padding: 3px 6px; font: 12px ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; pointer-events: none; }
.wave-group { border: 1px solid var(--line); border-radius: 6px; background: var(--card); margin: 10px 0; }
.wave-group > summary { cursor: pointer; padding: 8px 10px; font-weight: 700; }
.wave-group-body { padding: 0 10px 10px; }
.plot-card { border: 1px solid var(--line); border-radius: 6px; background: var(--soft); padding: 10px; margin: 12px 0; }
.plot-card h4 { margin: 0 0 6px; }
.plot-viewport { overflow: auto; border: 1px solid var(--line); border-radius: 4px; background: var(--card); }
.plot-svg { display: block; min-width: 820px; width: 100%; height: auto; }
.plot-grid { stroke: var(--line); stroke-width: 1; opacity: .55; }
.plot-axis { stroke: var(--muted); stroke-width: 1.2; }
.plot-label { fill: var(--muted); font: 11px ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; }
.plot-title { fill: var(--ink); font: 12px ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-weight: 700; }
.plot-line { fill: none; stroke-width: 2; stroke-linejoin: round; stroke-linecap: round; }
nav.breadcrumb { font-size: 13px; color: var(--muted); margin-bottom: 14px; }
footer { margin-top: 42px; border-top: 1px solid var(--line); color: var(--muted); font-size: 13px; }