/* Palette and type taken from shape-to-sound src/client/shell/tokens.css (dark). */
@font-face { font-family: "Plex Sans"; src: url("/fonts/IBMPlexSans-Variable.ttf") format("truetype"); font-weight: 100 700; font-display: swap; }
@font-face { font-family: "Plex Mono"; src: url("/fonts/IBMPlexMono-Regular.ttf") format("truetype"); font-weight: 400; font-display: swap; }
:root {
  --bg: #0b0d10; --screen: #08090b; --surface: #111419; --line: #20262f; --grid: #2c3440; --strong: #6b7684;
  --text: #e8ebf0; --muted: #a9b1bc; --subtle: #8b94a1; --focus: #ffd166;
  --sans: "Plex Sans", system-ui, sans-serif; --mono: "Plex Mono", ui-monospace, monospace;
  --pad: 32px; --ease: cubic-bezier(0.16, 1, 0.3, 1);
  color-scheme: dark;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--text); font-family: var(--sans); font-size: 17px; line-height: 1.55; }
::selection { background: var(--text); color: var(--bg); }
a { color: inherit; text-underline-offset: 0.2em; text-decoration-thickness: 1px; text-decoration-color: var(--strong); }
a:hover { text-decoration-color: var(--text); }
:focus-visible { outline: 2px solid var(--focus); outline-offset: 2px; }
.skip { position: absolute; left: 16px; top: -80px; background: var(--text); color: var(--bg); padding: 8px 12px; z-index: 10; text-decoration: none; }
.skip:focus { top: 12px; }
.mono { font-family: var(--mono); font-variant-numeric: tabular-nums; }

.top { display: flex; justify-content: space-between; align-items: center; gap: 16px 32px; flex-wrap: wrap; padding: 20px var(--pad); border-bottom: 1px solid var(--line); }
.brand { font-size: 20px; font-weight: 600; letter-spacing: -0.01em; text-decoration: none; display: inline-flex; align-items: center; gap: 10px; }
.brand svg { width: 22px; height: 22px; }
.links { display: flex; gap: 24px; font-size: 15px; }
.links a { color: var(--muted); text-decoration: none; }
.links a:hover, .links a[aria-current="page"] { color: var(--text); }

/* First viewport */
.hero { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: 32px; padding: 32px var(--pad); min-height: calc(100svh - 69px); }
.hero-text { display: flex; flex-direction: column; gap: 28px; padding-block: 4px; }
.hero-text .cabinet { margin-top: auto; }
.hero h1 { font-size: clamp(32px, 3.1vw, 48px); font-weight: 500; letter-spacing: -0.025em; line-height: 1.04; margin: 0; max-width: 11em; text-wrap: balance; }
.readout { border-top: 1px solid var(--line); padding-top: 20px; }
.obj-name { font-size: 28px; font-weight: 500; letter-spacing: -0.015em; margin: 0; }
.obj-meta { color: var(--muted); font-size: 14px; margin: 4px 0 20px; display: flex; gap: 20px; }
.controls { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
html:not(.js) .controls { display: none; }
.btn { display: inline-flex; align-items: center; gap: 8px; height: 40px; padding: 0 14px; background: transparent; color: var(--text); border: 1px solid var(--strong); border-radius: 6px; font: inherit; font-size: 15px; cursor: pointer; transition: border-color 200ms var(--ease), background-color 200ms var(--ease); }
.btn:hover { border-color: var(--text); }
.btn[aria-pressed="true"] { background: var(--text); color: var(--bg); border-color: var(--text); }
.btn.icon { width: 40px; padding: 0; justify-content: center; }
.btn svg { width: 14px; height: 14px; flex: none; }

.scope { display: flex; flex-direction: column; gap: 10px; min-height: 0; }
.screen { position: relative; flex: 1; min-height: 420px; background-color: var(--screen); border: 1px solid var(--line); border-radius: 8px; overflow: hidden;
  background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 10% 12.5%; background-position: -1px -1px; }
.screen::before, .screen::after { content: ""; position: absolute; background: var(--grid); }
.screen::before { left: 0; right: 0; top: 50%; height: 1px; }
.screen::after { top: 0; bottom: 0; left: 50%; width: 1px; }
.screen canvas, .screen .still { position: absolute; inset: 0; width: 100%; height: 100%; z-index: 1; }
.js .screen .still { display: none; }
.still path { fill: none; stroke: var(--text); stroke-width: 1.5; vector-effect: non-scaling-stroke; }
.scope-cap { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; font-size: 13px; color: var(--subtle); margin: 0; }

/* Cabinet */
.cabinet ul { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 8px; }
.cab { width: 100%; display: flex; flex-direction: column; gap: 6px; padding: 8px; background: var(--surface); color: var(--text); border: 1px solid var(--line); border-radius: 8px; font: inherit; text-align: left; cursor: pointer; transition: border-color 200ms var(--ease); }
.cab:hover { border-color: var(--strong); }
.cab[aria-current="true"] { border-color: var(--text); }
.cab svg { width: 72%; margin: 4px auto 2px; aspect-ratio: 1; display: block; }
.cab path { fill: none; stroke: var(--text); stroke-width: 1.5; vector-effect: non-scaling-stroke; fill-rule: evenodd; }
.cab .n { font-size: 13px; line-height: 1.25; }
.cab .k { font-size: 11px; color: var(--subtle); }
html:not(.js) .cabinet { display: none; }

/* Sections */
.sec { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: 32px; padding: 80px var(--pad); border-top: 1px solid var(--line); }
.sec h2 { font-size: 28px; font-weight: 500; letter-spacing: -0.015em; margin: 0; }
.sec p { margin: 0 0 16px; max-width: 34em; color: var(--muted); text-wrap: pretty; }
.rows { display: grid; }
.rows > div { display: grid; grid-template-columns: 9em minmax(0, 1fr); gap: 24px; padding: 18px 0; border-top: 1px solid var(--line); }
.rows > div:last-child { border-bottom: 1px solid var(--line); }
.rows h3 { font-size: 17px; font-weight: 500; margin: 0; }
.rows p { margin: 0; }
.mail { font-size: clamp(26px, 3.4vw, 48px); font-weight: 500; letter-spacing: -0.02em; overflow-wrap: anywhere; }

footer { border-top: 1px solid var(--line); padding: 24px var(--pad) 40px; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px 32px; font-size: 14px; color: var(--subtle); }
footer p { margin: 0; }
.foot-links { display: flex; gap: 20px; }

/* Inner pages */
.doc { padding: 64px var(--pad) 88px; }
.doc h1 { font-size: clamp(36px, 4vw, 56px); font-weight: 500; letter-spacing: -0.025em; line-height: 1.05; margin: 0 0 8px; }
.doc .date { color: var(--subtle); font-size: 14px; margin: 0 0 40px; }
.prose { max-width: 38em; }
.prose h2 { font-size: 20px; font-weight: 500; margin: 36px 0 8px; }
.prose p { margin: 0 0 16px; color: var(--muted); }

@media (max-width: 900px) {
  :root { --pad: 20px; }
  .hero { grid-template-columns: minmax(0, 1fr); min-height: 0; gap: 24px; }
  .hero-text { display: contents; }
  .hero-text > div:first-child { order: 1; }
  .scope { order: 2; }
  .readout { order: 3; }
  .cabinet { order: 4; }
  .screen { aspect-ratio: 5 / 4; min-height: 0; flex: none; }
  .sec { grid-template-columns: minmax(0, 1fr); gap: 24px; padding-block: 56px; }
  .rows > div { grid-template-columns: minmax(0, 1fr); gap: 4px; }
}
@media (prefers-reduced-motion: reduce) { * { transition-duration: 1ms !important; } }