/* SOLDR Module Maker. Look: soldr.pro (black, Figtree, lime #DFF928, square corners, hairlines), one dark look on purpose. */
@font-face {
  font-family: 'Figtree'; font-style: normal; font-weight: 300 600; font-display: swap;
  src: url(../vendor/fonts/figtree-latin-300-600.woff2) format('woff2');
}
:root {
  color-scheme: dark;
  --bg: #000; --panel: #0a0a0a; --ink: #fff; --muted: rgba(255,255,255,.62); --faint: rgba(255,255,255,.38);
  --line: rgba(255,255,255,.12); --line2: rgba(255,255,255,.22); --lime: #dff928; --lime-ink: #000;
  --ok: #3ccf6e; --warn: #ff8a3d; --field: #141414; --hover: #1c1c1c;
}
* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; }
body { background: var(--bg); color: var(--ink); font: 15px/1.45 Figtree, system-ui, sans-serif; -webkit-font-smoothing: antialiased; }
button, input, select, textarea { font: inherit; font-family: Figtree, system-ui, sans-serif; color: inherit; }
button { touch-action: manipulation; -webkit-tap-highlight-color: transparent; }
header { height: 64px; display: flex; align-items: center; gap: 18px; padding: 0 24px; border-bottom: 1px solid var(--line); }
.brand { font-weight: 600; letter-spacing: .14em; font-size: 20px; }
.brand b { color: var(--lime); font-weight: 600; }
header .sub { color: var(--muted); font-size: 14px; border-left: 1px solid var(--line); padding-left: 18px; }
main { display: grid; grid-template-columns: 1fr 400px; height: calc(100% - 64px); }

/* viewport */
#stage { position: relative; background: radial-gradient(120% 90% at 50% 35%, #1b1b1b 0%, #070707 70%); overflow: hidden; }
#stage canvas { display: block; width: 100%; height: 100%; touch-action: none; }
.chips { position: absolute; top: 18px; left: 20px; display: flex; flex-wrap: wrap; gap: 8px; pointer-events: none; }
.chip { border: 1px solid var(--line2); background: rgba(0,0,0,.45); backdrop-filter: blur(6px); padding: 6px 12px;
  font-size: 13px; color: #fff; font-variant-numeric: tabular-nums; }
.chip.k { background: var(--lime); color: #000; border-color: var(--lime); font-weight: 600; }
.checks { position: absolute; left: 20px; bottom: 18px; display: flex; flex-direction: column; gap: 4px; font-size: 13px;
  color: rgba(255,255,255,.82); pointer-events: none; }
.checks div { display: flex; align-items: center; gap: 8px; }
.checks i { width: 7px; height: 7px; border-radius: 50%; background: var(--ok); flex: none; }
.checks .bad { color: var(--warn); } .checks .bad i { background: var(--warn); }
.viewbtns { position: absolute; right: 18px; bottom: 18px; display: flex; gap: 6px; }
.viewbtns button { background: rgba(0,0,0,.5); border: 1px solid var(--line2); color: #fff; padding: 6px 10px; font-size: 12px; cursor: pointer; }
.viewbtns button:hover { border-color: var(--lime); }
#busy { position: absolute; top: 20px; right: 20px; font-size: 12px; color: var(--faint); }

/* panel */
aside { background: var(--panel); border-left: 1px solid var(--line); display: flex; flex-direction: column; min-height: 0; }
.scroll { overflow-y: auto; padding: 8px 24px 24px; flex: 1; }
section { padding: 18px 0; border-bottom: 1px solid var(--line); }
section:last-child { border-bottom: 0; }
.lab { display: flex; justify-content: space-between; align-items: baseline; font-size: 12px; letter-spacing: .1em;
  text-transform: uppercase; color: var(--muted); margin-bottom: 12px; }
.lab span:nth-child(2) { letter-spacing: 0; text-transform: none; color: var(--ink); font-size: 14px; font-variant-numeric: tabular-nums; }
.hint { color: var(--muted); font-size: 13px; margin-top: 10px; }

.cards { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.card { text-align: left; padding: 14px; border: 1px solid var(--line2); background: transparent; cursor: pointer; }
.card svg { width: 44px; height: 30px; display: block; margin-bottom: 10px; color: var(--muted); }
.card b { display: block; font-weight: 500; font-size: 16px; }
.card small { color: var(--muted); font-size: 12.5px; }
.card:hover { background: var(--hover); }
.card.on { border-color: var(--lime); box-shadow: inset 0 0 0 1px var(--lime); }
.card.on svg { color: var(--lime); }

.sizer { display: grid; grid-template-columns: 1fr auto; gap: 16px; align-items: center; }
.mini { display: grid; grid-template-columns: repeat(6, 1fr); gap: 3px; width: 100%; max-width: 210px; aspect-ratio: 6 / 4; }
.mini button { border: 1px solid var(--line2); background: transparent; padding: 0; cursor: pointer; position: relative; overflow: hidden; }
.mini button:hover { border-color: var(--lime); }
.mini button.on { background: var(--lime); border-color: var(--lime); }
.mini button.half::after { content: ""; position: absolute; inset: 0; background: var(--lime); }
.mini button.hx::after { right: 50%; } .mini button.hy::after { top: 50%; } .mini button.hxy::after { right: 50%; top: 50%; }
.steppers { display: flex; flex-direction: column; gap: 10px; }
.step { display: flex; align-items: center; gap: 8px; }
.step span.k { width: 44px; color: var(--muted); font-size: 13px; }
.step button { width: 30px; height: 30px; border: 1px solid var(--line2); background: transparent; cursor: pointer; font-size: 17px; line-height: 1; }
.step button:hover { border-color: var(--lime); color: var(--lime); }
.step output { min-width: 34px; text-align: center; font-variant-numeric: tabular-nums; font-weight: 500; }

input[type=range] { -webkit-appearance: none; appearance: none; width: 100%; height: 28px; background: transparent; cursor: pointer; }
input[type=range]::-webkit-slider-runnable-track { height: 2px; background: var(--line2); }
input[type=range]::-moz-range-track { height: 2px; background: var(--line2); }
input[type=range]::-webkit-slider-thumb { -webkit-appearance: none; width: 16px; height: 16px; margin-top: -7px; background: var(--lime); border: 0; }
input[type=range]::-moz-range-thumb { width: 16px; height: 16px; background: var(--lime); border: 0; border-radius: 0; }
.stops { display: flex; gap: 6px; margin-top: 6px; }
.stops button { flex: 1; padding: 7px 4px; border: 1px solid var(--line2); background: transparent; cursor: pointer; font-size: 12.5px; color: var(--muted); }
.stops button:hover { color: var(--ink); border-color: var(--ink); }
.stops button.on { color: var(--lime-ink); background: var(--lime); border-color: var(--lime); }

.seg { display: grid; grid-auto-flow: column; grid-auto-columns: 1fr; gap: 6px; }
.seg button { padding: 10px 4px 8px; border: 1px solid var(--line2); background: transparent; cursor: pointer; font-size: 12.5px; color: var(--muted); }
.seg button svg { display: block; width: 34px; height: 24px; margin: 0 auto 6px; }
.seg button:hover { color: var(--ink); }
.seg button.on { color: var(--ink); border-color: var(--lime); box-shadow: inset 0 0 0 1px var(--lime); }
.seg button.on svg { color: var(--lime); }
.seg.small button { padding: 7px 4px; }

.sw { display: flex; justify-content: space-between; align-items: center; cursor: pointer; position: relative; }
.sw input { position: absolute; right: 0; width: 38px; height: 20px; margin: 0; opacity: 0; cursor: pointer; z-index: 1; }
.sw input:focus-visible + i { outline: 2px solid var(--lime); outline-offset: 2px; }
.sw i { width: 38px; height: 20px; border: 1px solid var(--line2); position: relative; transition: .15s; }
.sw i::after { content: ""; position: absolute; top: 3px; left: 3px; width: 12px; height: 12px; background: var(--muted); transition: .15s; }
.sw input:checked + i { border-color: var(--lime); }
.sw input:checked + i::after { left: 21px; background: var(--lime); }
.subs { margin-top: 14px; display: grid; gap: 4px; }
.slider .lab { margin: 6px 0 0; }
details summary { cursor: pointer; color: var(--muted); font-size: 12px; letter-spacing: .1em; text-transform: uppercase; list-style: none; }
details summary::after { content: " +"; } details[open] summary::after { content: " –"; }

.dock { border-top: 1px solid var(--line); padding: 16px 24px 20px; background: var(--panel); }
.dock .tot { display: flex; justify-content: space-between; color: var(--muted); font-size: 13px; margin-bottom: 12px; }
.dock .tot b { color: var(--ink); font-weight: 500; }
.dl { display: grid; grid-auto-flow: column; grid-auto-columns: 1fr; gap: 8px; }
.dl button { background: var(--lime); color: var(--lime-ink); border: 0; padding: 13px 10px; font-weight: 600; cursor: pointer;
  display: flex; justify-content: space-between; align-items: center; }
.dl button:hover { filter: brightness(1.08); }
button:focus-visible, input:focus-visible, summary:focus-visible { outline: 2px solid var(--lime); outline-offset: 2px; }
.dl button.alt { background: transparent; color: var(--ink); box-shadow: inset 0 0 0 1px var(--ink); }
.note { color: var(--faint); font-size: 12px; margin-top: 12px; }
.dlmsg { color: var(--muted); font-size: 12.5px; margin-top: 8px; min-height: 1em; }
.dlmsg:empty { display: none; }

@media (max-width: 860px) {
  header .sub { display: none; }
  main { grid-template-columns: 1fr; grid-template-rows: 52vh auto; height: auto; }
  aside { border-left: 0; border-top: 1px solid var(--line); }
  .scroll { padding: 4px 16px 16px; overflow: visible; }
  .dock { position: sticky; bottom: 0; padding: 12px 16px 14px; }
  header { padding: 0 16px; }
  .chips { left: 12px; top: 12px; } .checks { left: 12px; bottom: 12px; } .viewbtns { right: 12px; bottom: 12px; }
  .dock .note { display: none; }                         /* the print notes travel in the zip */
  html { scroll-padding-bottom: 130px; }                 /* scrolled-to controls clear the sticky download bar */
  .steppers.row { flex-wrap: wrap; row-gap: 10px; }
}

/* touch: 40 px targets at least (Apple asks 44 pt; 40 keeps the 6-cell picker inside a 320 px screen) */
@media (max-width: 860px), (pointer: coarse) {
  .step button { width: 40px; height: 40px; }
  .mini { max-width: 264px; }
  .mini button { min-height: 40px; }
  .stops button, .seg.small button { min-height: 40px; }
  .viewbtns button { min-width: 44px; min-height: 40px; }
  .sw { min-height: 40px; }
  details summary { padding: 12px 0; }
}

/* narrow phones: the size picker above its steppers */
@media (max-width: 520px) {
  .sizer { grid-template-columns: 1fr; }
  .sizer .steppers { flex-direction: row; flex-wrap: wrap; gap: 10px 22px; }
}

#boot-error { position: fixed; inset: 0; z-index: 10; display: flex; align-items: center; justify-content: center; padding: 24px;
  background: rgba(0,0,0,.92); }
#boot-error div { max-width: 420px; border: 1px solid var(--line2); background: var(--panel); padding: 24px; }
#boot-error b { display: block; font-size: 18px; font-weight: 600; margin-bottom: 8px; }
#boot-error p { margin: 0 0 16px; color: var(--muted); }
#boot-error button { background: var(--lime); color: var(--lime-ink); border: 0; padding: 12px 18px; font-weight: 600; cursor: pointer; min-height: 44px; }