/* The website's own layout, on top of the design system in /ds. */

body { overflow-x: hidden; }

main, .masthead, .footer {
  width: min(100% - 2 * var(--gutter-safe), var(--container));
  margin-inline: auto;
}

/* -- masthead ------------------------------------------------------------- */

.masthead {
  display: flex; align-items: center; justify-content: space-between; gap: var(--space-3) var(--space-5);
  flex-wrap: wrap;
  padding-block: var(--space-5);
}
.wordmark {
  color: var(--ink);
  font: 400 var(--text-xl) / 1 var(--font-display);
  text-decoration: none;
}
.wordmark .tagline {
  margin-left: var(--space-2);
  color: var(--ink-faint);
  font: var(--weight-medium) var(--text-sm) var(--font-ui);
}
.masthead nav { display: flex; gap: var(--space-1); flex-wrap: wrap; margin-right: calc(-1 * var(--space-3)); }
.masthead nav a {
  padding: .4rem var(--space-3);
  border-radius: var(--radius-pill);
  color: var(--ink-soft);
  font-weight: var(--weight-medium);
  text-decoration: none;
  transition: background-color var(--duration-fast) var(--ease-out), color var(--duration-fast) var(--ease-out);
}
@media (hover: hover) { .masthead nav a[href]:hover { background: var(--paper-sunken); color: var(--ink); } }
.masthead nav a .chip { margin-left: var(--space-2); }
@keyframes menu-in { from { opacity: 0; transform: translateY(-.375rem); } }
.menu-toggle { display: none; }
/* Home only makes sense in the phone menu, and only once you've scrolled away from the top. */
.menu-home { display: none; }
@media (max-width: 75rem) { .wordmark .tagline { display: none; } }

@media (max-width: 40rem) {
  /* Only the menu button follows the page down: it sits in the header row at the top, and
     stays pinned to the corner as a raised pill once the header has scrolled away. */
  .masthead { position: relative; min-height: calc(2.75rem + 2 * var(--space-3)); padding-block: var(--space-3); }
  main [id] { scroll-margin-top: var(--space-5); }
  .wordmark { font-size: var(--text-lg); }
  .wordmark .tagline { display: none; }
  /* With JS, the links fold behind the menu button; without it they stay in a row. */
  .masthead.has-menu .menu-toggle {
    display: inline-flex;
    position: fixed; z-index: 30;
    top: max(var(--space-3), env(safe-area-inset-top)); right: var(--gutter-safe);
    transition: box-shadow var(--duration-base) var(--ease-out), border-color var(--duration-base) var(--ease-out);
  }
  .masthead.scrolled .menu-toggle { --button-border: var(--line); box-shadow: var(--shadow-pop); }
  .masthead.has-menu nav {
    display: none;
    position: fixed; z-index: 30;
    top: calc(max(var(--space-3), env(safe-area-inset-top)) + 2.75rem + var(--space-2));
    right: var(--gutter-safe); left: var(--gutter-safe);
    flex-direction: column; gap: 0; margin: 0;
    padding: var(--space-2);
    border: var(--hairline) solid var(--line);
    border-radius: var(--radius-md);
    background: var(--paper-raised);
    box-shadow: var(--shadow-pop);
  }
  .masthead.menu-open nav { display: flex; animation: menu-in var(--duration-base) var(--ease-out); }
  .masthead.has-menu nav a {
    display: flex; align-items: center; justify-content: space-between;
    min-height: 3rem; padding: var(--space-2) var(--space-4);
    border-radius: var(--radius-sm);
    color: var(--ink); font-size: var(--text-md);
  }
  .masthead.has-menu nav a + a { border-top: var(--hairline) solid var(--line); border-radius: 0; }
  .masthead.has-menu nav a:hover, .masthead.has-menu nav a:focus-visible { background: var(--paper-sunken); border-radius: var(--radius-sm); }
  .masthead.has-menu nav a:hover + a, .masthead.has-menu nav a:focus-visible + a { border-top-color: transparent; }
  .masthead.has-menu nav a.soon { color: var(--ink-faint); }
  .masthead.has-menu:not(.scrolled) nav .menu-home { display: none; }
  .masthead.has-menu:not(.scrolled) nav .menu-home + a { border-top-color: transparent; }
}

/* -- hero ------------------------------------------------------------------- */

.hero { padding-block: var(--space-5) var(--space-8); }
.hero { position: relative; isolation: isolate; }
.hero-copy { max-width: 60rem; }

/* The swirling character field: full bleed, living in the empty space right of the headline
   and fading out before it reaches the text or the plate. */
.ascii-field {
  position: absolute; z-index: -1;
  top: 0; left: calc(50% - 50vw);
  width: 100vw; height: calc(100% - var(--space-10));
  -webkit-mask-image: linear-gradient(to right, transparent 48%, #000 80%), linear-gradient(to bottom, transparent, #000 15%, #000 55%, transparent);
  mask-image: linear-gradient(to right, transparent 48%, #000 80%), linear-gradient(to bottom, transparent, #000 15%, #000 55%, transparent);
  -webkit-mask-composite: source-in;
  mask-composite: intersect;
  pointer-events: none;
}
/* Three fixed lines; the longest ("GameSir Controller") is about 10em, so the size follows the width. */
.hero h1 { font-size: clamp(1.5rem, calc((100vw - 2 * var(--gutter-safe)) / 10.4), 4.25rem); white-space: nowrap; }
.platforms {
  margin-top: var(--space-3);
  color: var(--accent);
  font: 400 var(--text-xl) / var(--leading-snug) var(--font-display);
}
.lede { margin-top: var(--space-4); max-width: min(42rem, 70ch); color: var(--ink-soft); font-size: var(--text-lg); line-height: 1.55; }
.lede strong { color: var(--ink); font-weight: var(--weight-bold); }
.actions { display: flex; flex-wrap: wrap; gap: var(--space-3); margin-top: var(--space-4); }

/* The manual plate: the drawing in the middle, its numbered parts around it. */
.plate {
  position: relative;
  margin: var(--space-5) 0 0;
  padding: var(--space-5) var(--space-6) var(--space-5);
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.5fr) minmax(0, 1fr);
  grid-template-areas: "left drawing right" "live live live";
  gap: var(--space-5) var(--space-6);
  align-items: center;
}
.plate-drawing { grid-area: drawing; max-width: 34rem; width: 100%; margin-inline: auto; }

.parts { list-style: none; margin: 0; padding: 0; display: grid; gap: var(--space-5); }
.parts-left { grid-area: left; }
.parts-right { grid-area: right; }
.parts li {
  display: grid; grid-template-columns: 1.75rem 1fr; column-gap: var(--space-3); row-gap: .15rem;
  align-items: baseline;
}
.parts .num {
  grid-row: span 2;
  display: grid; place-items: center;
  width: 1.75rem; height: 1.75rem;
  border-radius: 50%;
  background: var(--ink); color: var(--paper-raised);
  font: var(--weight-bold) var(--text-xs) / 1 var(--font-ui);
  align-self: start;
}
.parts h2 { font-size: var(--text-lg); line-height: var(--leading-snug); }
.parts p { color: var(--ink-soft); font-size: var(--text-sm); }

.live {
  grid-area: live;
  justify-self: center;
  display: inline-flex; align-items: center; gap: var(--space-2);
  padding: .5rem 1rem;
  border-radius: var(--radius-pill);
  background: var(--paper-sunken);
  color: var(--ink-soft);
  font-size: var(--text-sm);
  text-align: center;
  transition: background-color var(--duration-base) var(--ease-out), color var(--duration-base) var(--ease-out);
}
.live .icon { color: var(--accent); }
.live.connected { background: var(--accent-wash); color: var(--ink); }

/* The 3D model (pad-model.js). */
pad-model { display: block; position: relative; aspect-ratio: 4 / 3; width: 100%; }
pad-model.ready { cursor: grab; }
pad-model.ready:active { cursor: grabbing; }
pad-model canvas { position: absolute; inset: 0; width: 100%; height: 100%; }
/* the same view drawn in line, standing in until the model fades in over it */
pad-model .pad-drawing { position: absolute; inset: 0; width: 100%; height: 100%; }
.pad-fallback { display: block; width: 100%; height: auto; }
.pad-fallback.ghost { opacity: .35; }

/* -- section rhythm --------------------------------------------------------- */

.block { padding-block: var(--space-9) 0; }
.block-head { max-width: var(--measure); margin-bottom: var(--space-6); }
.block-head p { margin-top: var(--space-4); color: var(--ink-soft); font-size: var(--text-lg); line-height: 1.55; }

/* -- dead-zone tuner -------------------------------------------------------- */

.tuner {
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: var(--space-7);
  padding: var(--space-7);
  align-items: center;
}
.tuner-stick { display: grid; justify-items: center; gap: var(--space-4); }
.tuner-legend { display: flex; flex-wrap: wrap; justify-content: center; gap: var(--space-2) var(--space-4); color: var(--ink-soft); font-size: var(--text-xs); }
.tuner-legend span { display: inline-flex; align-items: center; gap: var(--space-2); }
.tuner-legend i { width: .8rem; height: .8rem; border-radius: 50%; }
.key-ignored { background: var(--ignored); outline: 1px solid var(--line-strong); }
.key-raw { border: 2px solid var(--ink-soft); }
.key-out { background: var(--accent); }

.tuner-controls { display: grid; gap: var(--space-5); align-content: start; }
.tuner-controls .segmented { justify-self: start; }
.tuner .stick-view { cursor: grab; }
.tuner .stick-view:active { cursor: grabbing; }
.field .range-row { margin-top: var(--space-1); }
.readout {
  display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-3);
  margin: 0; padding-top: var(--space-4);
  border-top: var(--hairline) solid var(--line);
}
.readout dt { color: var(--ink-faint); font-size: var(--text-xs); font-weight: var(--weight-bold); }
.readout dd { margin: 0; font: 400 var(--text-2xl) / 1.1 var(--font-display); }
.readout div:last-child dd { color: var(--accent); }

/* -- features: a spec list, not cards -------------------------------------- */

.features {
  display: grid; grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 var(--space-7);
  margin: 0;
}
.features > div {
  display: grid; grid-template-columns: minmax(9rem, 13rem) 1fr; gap: var(--space-4);
  padding-block: var(--space-5);
  border-top: var(--hairline) solid var(--line);
}
.features dt { font: 400 var(--text-xl) / var(--leading-snug) var(--font-display); }
.features dd { margin: 0; color: var(--ink-soft); }

/* -- status ----------------------------------------------------------------- */

.status-card { padding: var(--space-3); }
.table td .icon { margin-right: .35em; stroke-width: 2.25; }
.table td[data-status="ok"] { color: var(--ok); font-weight: var(--weight-bold); }
.table td[data-status="untested"], .table td[data-status="cable"] { color: var(--ink-soft); }
.status-notes { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-3); margin-top: var(--space-4); }

/* -- install ---------------------------------------------------------------- */

/* Each step is its numeral plus one body, so it lays out the same with any stylesheet
   version: nothing relies on grid placement inside the step. */
.steps { list-style: none; margin: 0; padding: 0; display: grid; gap: var(--space-7); counter-reset: step; }
.steps > li { display: grid; grid-template-columns: 2rem minmax(0, 1fr); column-gap: var(--space-4); align-items: start; counter-increment: step; }
.steps > li::before {
  content: counter(step);
  display: grid; place-items: center;
  width: 2rem; height: 2rem;
  border-radius: 50%;
  background: var(--ink); color: var(--paper-raised);
  font: var(--weight-bold) var(--text-sm) / 1 var(--font-ui);
}
.step-body { display: grid; gap: var(--space-3); min-width: 0; }
.step-body > h3 { min-height: 2rem; display: flex; align-items: center; font-size: var(--text-lg); }
.step-body > p:not(.install-small), .install-explain { max-width: var(--measure); color: var(--ink-soft); }
.install-explain ul { margin: var(--space-2) 0 0; padding-left: 1.25rem; display: grid; gap: var(--space-2); }
.install-explain li::marker { color: var(--ink-faint); }

/* the rest of the section hangs from the same edge as the step bodies */
.install-more { display: grid; gap: var(--space-6); margin: var(--space-8) 0 0 calc(2rem + var(--space-4)); }
.install-aside { display: grid; gap: var(--space-3); min-width: 0; }
.install-aside > h3 { font-size: var(--text-lg); }
.install-aside > p { max-width: var(--measure); color: var(--ink-soft); }
.install-small { max-width: var(--measure); color: var(--ink-faint); font-size: var(--text-sm); }
.install-aside + .install-small { margin-top: var(--space-2); }
.button.copied { color: var(--ok); }

/* -- support ---------------------------------------------------------------- */

.coffee {
  display: flex; align-items: center; gap: var(--space-5); flex-wrap: wrap;
  padding: var(--space-5) var(--space-6);
}
.coffee > div { flex: 1 1 16rem; }
.coffee p { margin-top: var(--space-1); color: var(--ink-soft); }
.coffee-icon { width: 2.5rem; height: 2.5rem; color: var(--accent); stroke-width: 1.5; }

.shelf-head { max-width: var(--measure); margin: var(--space-8) 0 var(--space-5); }
.shelf-head h3 { font-size: var(--text-2xl); }
.shelf-head p { margin-top: var(--space-3); color: var(--ink-soft); }

.shelf {
  list-style: none; margin: 0; padding: 0;
  display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 20rem), 1fr)); gap: var(--space-4);
}
.shelf-card { display: flex; flex-direction: column; padding: var(--space-3); }
.shelf-card .shelf-art {
  position: relative;
  padding: var(--space-5) var(--space-5) var(--space-4);
  border-radius: var(--radius-sm);
  background: var(--paper-sunken);
}
.shelf-card .shelf-art .chip { position: absolute; top: var(--space-3); left: var(--space-3); }
.shelf-card .shelf-art .mark { position: absolute; inset: 0; display: grid; place-items: center; color: var(--drawing-muted); }
.shelf-card .shelf-art .mark .icon { width: 2.25rem; height: 2.25rem; margin-top: -1rem; }
.shelf-card .body { display: flex; flex-direction: column; gap: var(--space-2); flex: 1; padding: var(--space-4) var(--space-3) var(--space-3); }
.shelf-card h4 { font: 400 var(--text-xl) / var(--leading-snug) var(--font-display); }
.shelf-card p { color: var(--ink-soft); font-size: var(--text-sm); }
.shelf-card .price { color: var(--ink); font-weight: var(--weight-bold); }
.shelf-card blockquote { margin: 0; padding: var(--space-2) var(--space-3); border-radius: var(--radius-sm); background: var(--accent-wash); font-size: var(--text-sm); }
.shelf-card .button { align-self: flex-start; margin-top: auto; white-space: normal; text-align: left; }
.shelf-card .body > p:last-of-type { margin-bottom: var(--space-3); }
.shelf-card.taken .shelf-art .mark { color: var(--ok); }

/* -- reserve dialog --------------------------------------------------------- */

.dialog-head { display: flex; justify-content: space-between; align-items: flex-start; gap: var(--space-4); margin-bottom: var(--space-5); }
.dialog-head h2 { font-size: var(--text-2xl); }
.dialog-head p { margin-top: var(--space-1); color: var(--ink-soft); }
.dialog-head .close { margin: -.4rem -.6rem 0 0; }
.dialog fieldset { border: 0; padding: 0; margin: 0 0 var(--space-5); display: grid; gap: var(--space-3); }
.dialog legend { padding: 0; margin-bottom: var(--space-2); font: 400 var(--text-lg) var(--font-display); }
.way {
  display: flex; gap: var(--space-3); align-items: flex-start;
  padding: var(--space-3) var(--space-4);
  border: var(--hairline) solid var(--line);
  border-radius: var(--radius-md);
  background: var(--paper-raised);
  cursor: pointer;
  transition: border-color var(--duration-fast) var(--ease-out), background-color var(--duration-fast) var(--ease-out);
}
.way:hover { border-color: var(--line-strong); }
.way:has(input:checked) { border-color: var(--accent); background: var(--accent-wash); }
.way input { margin-top: .35rem; }
.way span { display: grid; gap: .15rem; }
.way small { color: var(--ink-soft); font-size: var(--text-sm); }
.way-link { justify-self: start; font-weight: var(--weight-bold); font-size: var(--text-sm); }
.way-link .icon { width: 1em; height: 1em; vertical-align: -.1em; }
.way-link.soon { color: var(--ink-faint); text-decoration: none; cursor: default; }
.turnstile { min-height: 65px; }
.dialog .status { min-height: 1.5em; margin: var(--space-2) 0; color: var(--ink-soft); font-size: var(--text-sm); }

.soon { cursor: default; }
a.soon { color: var(--ink-faint); }
.button.soon { opacity: .7; }

/* -- footer ----------------------------------------------------------------- */

.footer {
  display: grid; grid-template-columns: auto minmax(0, 1fr) auto; gap: var(--space-5) var(--space-7);
  align-items: start;
  margin-top: var(--space-10);
  padding-block: var(--space-6) max(var(--space-8), env(safe-area-inset-bottom));
  border-top: var(--hairline) solid var(--line);
  color: var(--ink-faint);
  font-size: var(--text-sm);
}
.footer-brand p { margin-top: var(--space-1); }
.footer-about { display: grid; gap: var(--space-2); max-width: 40rem; }
.footer-links { display: flex; flex-wrap: wrap; gap: var(--space-1) var(--space-5); }
.footer-links a { color: var(--ink-soft); font-weight: var(--weight-medium); }
.footer-links a .chip { margin-left: var(--space-2); }
.to-top { justify-self: end; }
@media (prefers-reduced-motion: no-preference) { html { scroll-behavior: smooth; } }

@media (max-width: 48rem) {
  .footer { grid-template-columns: 1fr; gap: var(--space-5); margin-top: var(--space-9); }
  .footer-links a { display: inline-flex; align-items: center; min-height: 2.75rem; }
  .to-top { justify-self: stretch; }
}

/* -- narrow screens --------------------------------------------------------- */

@media (max-width: 60rem) {
  .plate {
    grid-template-columns: 1fr 1fr;
    grid-template-areas: "drawing drawing" "live live" "left right";
    padding: var(--space-6) var(--space-5) var(--space-5);
  }
  .tuner { grid-template-columns: 1fr; padding: var(--space-6) var(--space-5); gap: var(--space-6); }
  .features { grid-template-columns: 1fr; }
}
@media (max-width: 36rem) {
  .hero { padding-top: var(--space-4); }
  .actions { flex-direction: column; }
  .actions .button { width: 100%; }
  .actions .button.primary { order: -1; }
  .plate { padding: var(--space-5) var(--space-4) var(--space-4); }
  .live { border-radius: var(--radius-md); }
  .tuner { padding: var(--space-5) var(--space-4); }
  /* code and text take the full width under the numeral and title */
  .steps { gap: var(--space-6); }
  .steps > li { row-gap: var(--space-3); }
  .step-body { display: contents; }
  .step-body > :not(h3) { grid-column: 1 / -1; }
  .install-more { margin: var(--space-7) 0 0; gap: var(--space-5); }
  .coffee { padding: var(--space-5); }
  .shelf-head { margin-top: var(--space-7); }
  /* The text fills the width, so the field moves into the gap above the plate (placed by
     ascii-field.js) and runs on under the plate's top edge. */
  .ascii-field {
    -webkit-mask-image: linear-gradient(to bottom, transparent, #000 30%, #000 70%, transparent);
    mask-image: linear-gradient(to bottom, transparent, #000 30%, #000 70%, transparent);
  }
  /* The status table becomes one labelled block per row. */
  .status-card .table thead { display: none; }
  .status-card .table, .status-card .table tbody, .status-card .table tr { display: block; }
  .status-card .table tr { padding: var(--space-3) var(--space-2); }
  .status-card .table tbody tr + tr > * { border-top: 0; }
  .status-card .table tbody tr + tr { border-top: var(--hairline) solid var(--line); }
  .status-card .table th { display: block; padding: 0 0 var(--space-2); font-weight: var(--weight-bold); }
  .status-card .table td { display: flex; align-items: center; gap: var(--space-1); padding: .2rem 0; }
  .status-card .table td::before { content: attr(data-label); margin-right: auto; color: var(--ink-faint); font-weight: var(--weight-regular); }
  .status-card .table td[data-status="none"] { display: none; }
  .plate { grid-template-columns: 1fr; grid-template-areas: "drawing" "live" "left" "right"; margin-top: var(--space-9); }
  .features > div { grid-template-columns: 1fr; gap: var(--space-2); }
  .status-notes { grid-template-columns: 1fr; }
  .block { padding-top: var(--space-8); }
  .dialog { padding: var(--space-5); }
}

/* -- admin ------------------------------------------------------------------ */

.admin h1 { font-size: var(--text-3xl); margin: var(--space-6) 0 var(--space-5); }
.login { display: flex; gap: var(--space-3); align-items: flex-end; flex-wrap: wrap; }
.login .field { flex: 0 1 22rem; }
.admin .status { min-height: 1.5em; margin: var(--space-3) 0; color: var(--ink-soft); }
.admin-card { padding: var(--space-3); }
.admin td small { color: var(--ink-faint); }
.admin td .button { margin: 0 var(--space-2) var(--space-2) 0; }
.admin-note { margin-top: var(--space-5); max-width: var(--measure); color: var(--ink-soft); font-size: var(--text-sm); }

/* -- model lab -------------------------------------------------------------- */

.lab h1 { font-size: var(--text-3xl); margin: var(--space-6) 0 var(--space-3); }
.lab h2 { font-size: var(--text-xl); margin: 0 0 var(--space-3); }
.lab h3 { font-size: var(--text-lg); margin: var(--space-5) 0 var(--space-2); }
.lab-note { max-width: var(--measure); color: var(--ink-soft); }
.lab-note.small { font-size: var(--text-sm); }
.lab-grid { display: grid; gap: var(--space-6); margin-top: var(--space-5); }
@media (min-width: 60rem) {
  .lab-grid { grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr); align-items: start; }
  .lab-stage { position: sticky; top: var(--space-4); }
}
.lab-stage pad-model { border: var(--hairline) solid var(--line); border-radius: var(--radius-md); background: var(--paper-raised); }
.lab-row { display: flex; flex-wrap: wrap; gap: var(--space-2); margin: var(--space-3) 0; }
.lab-row .button { text-transform: capitalize; touch-action: none; }
.lab-panel h2:not(:first-child) { margin-top: var(--space-6); }
.lab-group { border: var(--hairline) solid var(--line); border-radius: var(--radius-md); padding: var(--space-3) var(--space-4); margin: 0 0 var(--space-3); display: grid; gap: var(--space-2); }
.lab-group legend { padding: 0 var(--space-1); font-weight: var(--weight-bold); }
.lab-field { display: grid; grid-template-columns: 7.5rem 1fr 3rem; align-items: center; gap: var(--space-2); font-size: var(--text-sm); }
.lab-field input[type=range] { width: 100%; accent-color: var(--accent); }
.lab-field input[type=color] { width: 3rem; height: 1.75rem; padding: 0; border: var(--hairline) solid var(--line); }
.lab-field output { color: var(--ink-soft); font-variant-numeric: tabular-nums; text-align: right; }
.lab-check { display: flex; align-items: center; gap: var(--space-2); font-size: var(--text-sm); margin: var(--space-2) 0; }
.lab-check input { margin: 0; accent-color: var(--accent); }
.lab-stick { display: grid; justify-items: center; gap: var(--space-1); font-size: var(--text-sm); color: var(--ink-soft); }
.lab-pad {
  position: relative; width: 6rem; height: 6rem; border-radius: 50%; touch-action: none; cursor: grab;
  border: var(--hairline) solid var(--line); background: var(--paper-raised);
}
.lab-dot {
  position: absolute; left: 25%; top: 25%; width: 50%; height: 50%; border-radius: 50%;
  background: var(--ink-soft); opacity: .8; pointer-events: none;
}
.lab textarea {
  width: 100%; font: var(--text-xs) / 1.5 var(--font-mono); color: var(--ink); background: var(--paper-raised);
  border: var(--hairline) solid var(--line); border-radius: var(--radius-sm); padding: var(--space-2) var(--space-3); resize: vertical;
}