/* ═══════════════════════════════════════════════════════════════════════
   LCARS · core geometry, components and motion
   Fan-made tribute · non-commercial
   ═══════════════════════════════════════════════════════════════════════ */

/* ── typeface ──────────────────────────────────────────────────────
   Antonio, self-hosted. One 26 KB variable file covers 400–700, so the
   page has no render-blocking third-party request and works offline.
   SIL Open Font License 1.1 — see assets/fonts/OFL.txt                */
@font-face{
  font-family:'Antonio';
  font-style:normal;
  font-weight:400 700;
  font-display:swap;
  src:url('../assets/fonts/antonio-latin.woff2') format('woff2');
  unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA,
                U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122,
                U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

*, *::before, *::after { box-sizing: border-box; }

:root{
  /* ── metrics ─────────────────────────────────────────────────────── */
  --u:        1;                       /* global density multiplier   */
  --gap:      calc(6px  * var(--u));   /* canonical LCARS gutter      */
  --side-w:   calc(128px * var(--u));  /* sidebar / elbow arm width   */
  --side-w-sm:calc(84px  * var(--u));
  --arm-h:    calc(34px * var(--u));   /* horizontal bar thickness    */
  --inner-r:  calc(26px * var(--u));   /* elbow inner corner radius   */
  --elbow-h:  calc(84px * var(--u));   /* total elbow height          */
  --cap-r:    calc(999px);
  --edge-r:   0;                       /* butt edges: LCARS blocks meet
                                          flush, so a column of elements
                                          reads as one continuous edge  */
  --pad:      calc(8px * var(--u));

  --f-ui:     'Antonio','Oswald','Arial Narrow','Helvetica Neue Condensed',
              'Liberation Sans Narrow', Impact, sans-serif;
  --f-mono:   'Antonio', ui-monospace, 'SF Mono', Menlo, Consolas, monospace;

  --t-xs:  calc(10px * var(--u));
  --t-sm:  calc(13px * var(--u));
  --t-md:  calc(17px * var(--u));
  --t-lg:  calc(24px * var(--u));
  --t-xl:  calc(40px * var(--u));

  color-scheme: dark;
}

/* visually hidden but read by assistive tech and crawlers; the text
   matches what the interface itself says, so it is a description of the
   page rather than anything hidden from the people using it */
.sr-only{
  position:absolute; width:1px; height:1px; padding:0; margin:-1px;
  overflow:hidden; clip:rect(0 0 0 0); clip-path:inset(50%); white-space:nowrap; border:0;
}

/* shown only when scripting is unavailable */
.noscript{
  max-width:64ch; margin:0 auto; padding:12vh 24px; color:var(--c4);
  font-size:15px; line-height:1.7; text-transform:none; letter-spacing:.01em;
}
.noscript h2{ color:var(--c1); font-size:28px; letter-spacing:.06em; margin:0 0 .6em; }
.noscript p{ margin:0 0 1.1em; }
.noscript strong{ color:var(--c2); }
.noscript em{ color:var(--c7); font-style:italic; }

html, body{ height:100%; }
body{
  margin:0;
  background: var(--bg, #000);
  color: var(--fg, #ffb14e);
  font-family: var(--f-ui);
  letter-spacing:.04em;
  overflow:hidden;
  -webkit-font-smoothing:antialiased;
  text-transform:uppercase;
}
body.no-motion *{ animation:none !important; transition:none !important; }

button, select, input{ font-family:inherit; }
::selection{ background:var(--c1); color:#000; }

/* ── scrollbars ───────────────────────────────────────────────────── */
*::-webkit-scrollbar{ width:calc(10px * var(--u)); height:calc(10px * var(--u)); }
*::-webkit-scrollbar-track{ background:var(--panel-bg,#0a0a0a); }
*::-webkit-scrollbar-thumb{ background:var(--c3); border-radius:99px; }
*::-webkit-scrollbar-thumb:hover{ background:var(--c1); }
*{ scrollbar-color: var(--c3) transparent; scrollbar-width:thin; }

/* ═══ VIEWPORT ═══════════════════════════════════════════════════════ */
.viewport{
  position:fixed; inset:0;
  background: var(--bg,#000);
  padding: var(--gap);
  overflow:hidden;
}
.panel{ position:relative; width:100%; height:100%; }

/* ═══ FRAME SKELETON ═════════════════════════════════════════════════ */
.lc-frame{
  display:flex; flex-direction:column; gap:var(--gap);
  width:100%; height:100%; min-height:0;
}
.lc-head, .lc-foot{ display:flex; gap:var(--gap); flex:0 0 auto; overflow:hidden; }
.lc-head{ height:var(--elbow-h); }
.lc-foot{ height:var(--elbow-h); }
.lc-mid{ display:flex; gap:var(--gap); flex:1 1 auto; min-height:0; }

.lc-side{
  width:var(--side-w); flex:0 0 var(--side-w);
  display:flex; flex-direction:column; gap:var(--gap); min-height:0;
}
.lc-side--sm{ width:var(--side-w-sm); flex-basis:var(--side-w-sm); }

.lc-headcol{ flex:1 1 auto; display:flex; flex-direction:column; gap:var(--gap); min-width:0; }
.lc-barrow{ height:var(--arm-h); display:flex; gap:var(--gap); flex:0 0 auto; overflow:hidden; }
.lc-substrip{ flex:1 1 auto; display:flex; gap:var(--gap); min-height:0; overflow:hidden; }

/* ── the elbow: an L built from an element's own borders. The outer
      curve is an ellipse of (arm + inner) so the inner corner resolves
      to a true --inner-r quarter-circle, exactly as LCARS draws it. ── */
.lc-elbow{
  flex:0 0 auto;
  background:transparent;
  border-style:solid;
  border-color: var(--el, var(--c1));
  border-width:0;
  position:relative;
  width: calc(var(--side-w) + calc(96px * var(--u)));
  height:100%;
}
.lc-elbow--sm{ width: calc(var(--side-w-sm) + calc(60px * var(--u))); }

.lc-elbow--tl{
  border-top-width:var(--arm-h); border-left-width:var(--side-w);
  border-top-left-radius: calc(var(--side-w) + var(--inner-r)) calc(var(--arm-h) + var(--inner-r));
  border-bottom-left-radius: var(--edge-r);
}
.lc-elbow--bl{
  border-bottom-width:var(--arm-h); border-left-width:var(--side-w);
  border-bottom-left-radius: calc(var(--side-w) + var(--inner-r)) calc(var(--arm-h) + var(--inner-r));
  border-top-left-radius: var(--edge-r);
}
.lc-elbow--tr{
  border-top-width:var(--arm-h); border-right-width:var(--side-w);
  border-top-right-radius: calc(var(--side-w) + var(--inner-r)) calc(var(--arm-h) + var(--inner-r));
  border-bottom-right-radius: var(--edge-r);
}
.lc-elbow--br{
  border-bottom-width:var(--arm-h); border-right-width:var(--side-w);
  border-bottom-right-radius: calc(var(--side-w) + var(--inner-r)) calc(var(--arm-h) + var(--inner-r));
  border-top-right-radius: var(--edge-r);
}
.lc-elbow--sm.lc-elbow--tl,.lc-elbow--sm.lc-elbow--bl{ border-left-width:var(--side-w-sm); }
.lc-elbow--sm.lc-elbow--tr,.lc-elbow--sm.lc-elbow--br{ border-right-width:var(--side-w-sm); }
.lc-elbow--sm.lc-elbow--tl{ border-top-left-radius: calc(var(--side-w-sm) + var(--inner-r)) calc(var(--arm-h) + var(--inner-r)); }
.lc-elbow--sm.lc-elbow--bl{ border-bottom-left-radius: calc(var(--side-w-sm) + var(--inner-r)) calc(var(--arm-h) + var(--inner-r)); }
.lc-elbow--sm.lc-elbow--tr{ border-top-right-radius: calc(var(--side-w-sm) + var(--inner-r)) calc(var(--arm-h) + var(--inner-r)); }
.lc-elbow--sm.lc-elbow--br{ border-bottom-right-radius: calc(var(--side-w-sm) + var(--inner-r)) calc(var(--arm-h) + var(--inner-r)); }

/* label riding inside the elbow's horizontal arm */
.lc-elbow > .lc-elbow-tag{
  position:absolute; top: calc(var(--arm-h) * -1); height:var(--arm-h);
  right:0; display:flex; align-items:center; padding-inline:calc(10px * var(--u));
  color:#000; font-size:var(--t-sm); line-height:1; font-weight:600;
  white-space:nowrap; max-width:100%; overflow:hidden;
}
.lc-frame--sm > * > .lc-elbow > .lc-elbow-tag{ font-size:var(--t-xs); padding-inline:calc(6px * var(--u)); }
.lc-elbow--bl > .lc-elbow-tag,
.lc-elbow--br > .lc-elbow-tag{ top:auto; bottom: calc(var(--arm-h) * -1); }
.lc-elbow--tr > .lc-elbow-tag,
.lc-elbow--br > .lc-elbow-tag{ right:auto; left:0; }

/* ═══ BLOCKS, BARS, BUTTONS ══════════════════════════════════════════ */
.lc-block{
  position:relative;
  background: var(--bc, var(--c1));
  color:#000;
  min-width: calc(14px * var(--u));
  display:flex; align-items:flex-end; justify-content:flex-end;
  padding: 0 calc(8px * var(--u)) calc(2px * var(--u));
  font-size:var(--t-sm); line-height:1.05; font-weight:600;
  overflow:hidden; white-space:nowrap;
  border-radius: var(--edge-r);
}
.lc-block--cap-l{ border-radius: var(--cap-r) var(--edge-r) var(--edge-r) var(--cap-r); padding-left:calc(16px*var(--u)); }
.lc-block--cap-r{ border-radius: var(--edge-r) var(--cap-r) var(--cap-r) var(--edge-r); padding-right:calc(16px*var(--u)); }
.lc-block--pill { border-radius: var(--cap-r); }
.lc-block--tall { align-items:flex-end; }
.lc-block--top  { align-items:flex-start; padding-top:calc(2px * var(--u)); }
.lc-block--left { justify-content:flex-start; }
.lc-block--center{ justify-content:center; align-items:center; padding-bottom:0; }
.lc-block--hollow{ background:transparent; border:calc(2px*var(--u)) solid var(--bc,var(--c1)); color:var(--bc,var(--c1)); }

.lc-btn{
  border:0; cursor:pointer; text-align:right;
  background: var(--bc, var(--c1)); color:#000;
  font-size:var(--t-sm); font-weight:600; letter-spacing:.05em;
  padding: calc(4px*var(--u)) calc(10px*var(--u)) calc(3px*var(--u));
  border-radius: var(--edge-r);
  min-height: calc(26px * var(--u));
  display:flex; align-items:flex-end; justify-content:flex-end;
  text-transform:uppercase; white-space:nowrap; overflow:hidden;
  transition: filter .12s linear, background-color .12s linear;
}
.lc-btn:hover{ filter: brightness(1.35); }
.lc-btn:active{ filter: brightness(.7); }
.lc-btn:focus-visible{ outline:calc(2px*var(--u)) solid #fff; outline-offset:calc(2px*var(--u)); }
.lc-btn--sm{ min-height: calc(22px*var(--u)); font-size:var(--t-xs); }
.lc-btn.is-on{ background:#fff; }
.lc-btn[disabled]{ opacity:.35; cursor:default; }

/* side stack elements grow proportionally */
.lc-side > .lc-block, .lc-side > .lc-btn{ flex:1 1 auto; }
.lc-side > .lc-fixed{ flex:0 0 auto; }

/* ═══ CONTENT AREA ═══════════════════════════════════════════════════ */
.lc-content{
  flex:1 1 auto; min-width:0; min-height:0;
  display:grid;
  grid-template-columns: repeat(12, minmax(0,1fr));
  /* 1fr, never auto: a widget whose contents grow (a filling log, a
     longer record) must not resize its row and reflow the whole panel */
  grid-auto-rows: minmax(calc(52px * var(--u)), 1fr);
  grid-auto-flow: row dense;
  gap: var(--gap);
  overflow:auto; overscroll-behavior:contain;
  padding-right: calc(2px * var(--u));
}

/* ═══ WIDGET SHELL ═══════════════════════════════════════════════════ */
.w{
  grid-column: span var(--cs, 6);
  grid-row: span var(--rs, 2);
  display:flex; flex-direction:column; gap:calc(4px * var(--u));
  min-width:0; min-height:0;
}
.w-head{
  flex:0 0 auto; height: calc(22px * var(--u));
  display:flex; gap:calc(4px * var(--u)); align-items:stretch;
}
.w-head .w-title{
  background:var(--wc, var(--c2)); color:#000;
  padding: 0 calc(9px * var(--u));
  display:flex; align-items:center;
  font-size:var(--t-sm); font-weight:600; line-height:1;
  border-radius: var(--cap-r) var(--edge-r) var(--edge-r) var(--cap-r);
  white-space:nowrap; overflow:hidden; text-overflow:ellipsis;
}
.w-head .w-rule{ flex:1 1 auto; background:var(--wc, var(--c2)); border-radius:var(--edge-r); min-width:calc(8px*var(--u)); }
.w-head .w-code{
  background:var(--wc2, var(--c3)); color:#000;
  padding:0 calc(9px * var(--u)); display:flex; align-items:center;
  font-size:var(--t-xs); font-weight:600;
  border-radius: var(--edge-r) var(--cap-r) var(--cap-r) var(--edge-r);
}
.w-body{
  flex:1 1 auto; min-height:0; position:relative;
  background: var(--panel-bg, #0a0a0c);
  border-radius: calc(4px * var(--u));
  overflow:hidden;
}
/* every widget interior is positioned out of flow, so nothing a widget
   renders can contribute to the intrinsic height of its cell */
.w-body > *{ position:absolute; inset:0; }
.w-body canvas{ display:block; width:100%; height:100%; }
.w--plain .w-body{ background:transparent; }

/* ═══ WIDGET INTERNALS ═══════════════════════════════════════════════ */

/* status list ------------------------------------------------------- */
.sl{ height:100%; overflow:auto; padding:calc(4px*var(--u)) calc(6px*var(--u)); }
.sl-row{
  display:flex; justify-content:space-between; align-items:baseline; gap:calc(8px*var(--u));
  font-size:var(--t-sm); line-height:1.5; border-bottom:1px solid rgba(255,255,255,.07);
}
.sl-row b{ color:var(--c4); font-weight:400; }
.sl-row span{ color:var(--c1); font-weight:600; font-variant-numeric:tabular-nums; }
.sl-row span.ok{ color:var(--c-ok); }
.sl-row span.warn{ color:var(--c-warn); }
.sl-row span.bad{ color:var(--c-bad); }

/* horizontal meters ------------------------------------------------- */
.mt-list{ height:100%; display:flex; flex-direction:column; justify-content:space-evenly; padding:calc(5px*var(--u)) calc(7px*var(--u)); gap:calc(4px*var(--u)); }
.mt-row{ display:grid; grid-template-columns: calc(96px*var(--u)) 1fr calc(34px*var(--u)); gap:calc(6px*var(--u)); align-items:center; }
.mt-row > b{ font-size:var(--t-xs); font-weight:400; color:var(--c4); white-space:nowrap; overflow:hidden; text-overflow:ellipsis; }
.mt-track{ height:calc(11px*var(--u)); background:rgba(255,255,255,.08); border-radius:99px; overflow:hidden; display:flex; }
.mt-fill{ height:100%; background:var(--c1); border-radius:99px; transition:width .5s cubic-bezier(.3,.8,.3,1); }
.mt-val{ font-size:var(--t-xs); text-align:right; color:var(--c2); font-variant-numeric:tabular-nums; }

/* segmented bar (LCARS "block series") ------------------------------ */
.seg-wrap{ height:100%; display:flex; flex-direction:column; gap:calc(4px*var(--u)); padding:calc(5px*var(--u)); }
.seg-row{ flex:1 1 0; display:flex; gap:calc(3px*var(--u)); min-height:calc(8px*var(--u)); }
.seg{ flex:1 1 0; background:rgba(255,255,255,.09); border-radius:calc(2px*var(--u)); }
.seg.on{ background:var(--sc, var(--c1)); }

/* numeric cascade --------------------------------------------------- */
.casc{ height:100%; overflow:hidden; display:flex; gap:calc(10px*var(--u)); padding:calc(4px*var(--u)) calc(7px*var(--u)); font-variant-numeric:tabular-nums; }
.casc-col{ flex:1 1 0; font-size:var(--t-xs); line-height:1.45; color:var(--c3); overflow:hidden; }
.casc-col i{ font-style:normal; display:block; white-space:nowrap; }
.casc-col i.hot{ color:var(--c1); }
.casc-col i.dim{ opacity:.4; }

/* text log ---------------------------------------------------------- */
.log{ height:100%; overflow:hidden; padding:calc(5px*var(--u)) calc(8px*var(--u)); font-size:var(--t-sm); line-height:1.45; display:flex; flex-direction:column; justify-content:flex-end; }
.log i{ font-style:normal; color:var(--c4); white-space:nowrap; overflow:hidden; text-overflow:ellipsis; }
.log i b{ color:var(--c1); font-weight:600; margin-right:.6em; font-variant-numeric:tabular-nums; }
.log i:last-child{ color:var(--c1); }

/* big readout ------------------------------------------------------- */
.big{ height:100%; display:flex; flex-direction:column; align-items:center; justify-content:center; gap:calc(2px*var(--u)); }
.big-val{ font-size:var(--t-xl); font-weight:700; color:var(--c1); line-height:.95; font-variant-numeric:tabular-nums; letter-spacing:.02em; }
.big-lab{ font-size:var(--t-xs); color:var(--c4); }
.big-sub{ font-size:var(--t-sm); color:var(--c2); }

/* keypad ------------------------------------------------------------ */
.pad{ height:100%; display:grid; gap:calc(4px*var(--u)); padding:calc(5px*var(--u)); }
.pad .lc-btn{ min-height:0; align-items:center; justify-content:center; text-align:center; font-size:var(--t-xs); border-radius:var(--edge-r); }

/* vertical level columns -------------------------------------------- */
.lev{ height:100%; display:flex; align-items:flex-end; gap:calc(4px*var(--u)); padding:calc(6px*var(--u)); }
.lev-col{ flex:1 1 0; display:flex; flex-direction:column; justify-content:flex-end; gap:calc(3px*var(--u)); height:100%; }
.lev-bar{ background:var(--c3); border-radius:calc(2px*var(--u)); transition:height .45s cubic-bezier(.3,.8,.3,1); }
.lev-cap{ font-size:calc(9px*var(--u)); text-align:center; color:var(--c4); }

/* warp core --------------------------------------------------------- */
.core{ height:100%; display:flex; align-items:center; justify-content:center; gap:calc(14px*var(--u)); }
.core-col{ position:relative; width:calc(30px*var(--u)); height:86%; border-radius:calc(8px*var(--u));
  background:linear-gradient(180deg,var(--c4),var(--c3)); overflow:hidden;
  box-shadow:0 0 calc(26px*var(--u)) var(--c4); }
.core-col::after{ content:''; position:absolute; inset:0;
  background:repeating-linear-gradient(180deg, rgba(255,255,255,.85) 0 12%, transparent 12% 34%);
  animation: coreflow 1.1s linear infinite; }
.core-col--r::after{ animation-direction:reverse; }
@keyframes coreflow{ to{ transform:translateY(-34%); } }
.core-mid{ width:calc(58px*var(--u)); height:calc(58px*var(--u)); border-radius:50%;
  background:radial-gradient(circle,#fff 0 18%,var(--c4) 45%,var(--c3) 70%,transparent 72%);
  animation: corepulse 1.1s ease-in-out infinite; }
@keyframes corepulse{ 50%{ transform:scale(1.16); filter:brightness(1.4);} }

/* alert banner ------------------------------------------------------ */
.banner{ height:100%; display:flex; align-items:center; justify-content:center;
  background:var(--bc,var(--c5)); color:#000; font-size:var(--t-lg); font-weight:700; letter-spacing:.14em; }
.banner.flash{ animation: bannerflash 1s steps(2,end) infinite; }
@keyframes bannerflash{ 50%{ background:#000; color:var(--bc,var(--c5)); } }

/* blinking accent cell ---------------------------------------------- */
.blink{ animation: blink 1.6s steps(2,end) infinite; }
@keyframes blink{ 50%{ opacity:.25; } }
.blink-2{ animation-duration:2.3s; }
.blink-3{ animation-duration:3.1s; }

/* ═══ CRT OVERLAY ════════════════════════════════════════════════════ */
.crt{ position:absolute; inset:0; pointer-events:none; z-index:40; opacity:1; transition:opacity .3s; }
.crt::before{
  content:''; position:absolute; inset:0;
  background:repeating-linear-gradient(180deg, rgba(0,0,0,.28) 0 1px, transparent 1px 3px);
  mix-blend-mode:multiply;
}
.crt::after{
  content:''; position:absolute; inset:-10%;
  background:radial-gradient(ellipse at center, transparent 52%, rgba(0,0,0,.55) 100%);
}
body.no-crt .crt{ opacity:0; }

/* alert flash wash --------------------------------------------------- */
.alert-flash{ position:absolute; inset:0; pointer-events:none; z-index:35; opacity:0;
  background:radial-gradient(ellipse at center, transparent 30%, var(--c-bad) 130%); }
body.cond-red .alert-flash{ background:radial-gradient(ellipse at center, transparent 26%, var(--c-bad) 128%); animation: redwash 1.5s ease-in-out infinite; }
@keyframes redwash{ 0%,100%{opacity:.05;} 50%{opacity:.34;} }
body.cond-yellow .alert-flash{ background:radial-gradient(ellipse at center, transparent 34%, var(--c-warn) 130%); opacity:.10; }
body.cond-blue   .alert-flash{ background:radial-gradient(ellipse at center, transparent 34%, var(--c4) 130%); opacity:.10; }

/* ═══ BOOT ═══════════════════════════════════════════════════════════ */
.boot{ position:fixed; inset:0; z-index:120; background:#000; display:flex; align-items:center; justify-content:center; }
.boot.gone{ opacity:0; pointer-events:none; transition:opacity .5s .1s; }
.boot-inner{ width:min(680px, 88vw); }
.boot-mark{ font-size:clamp(56px,13vw,132px); line-height:.85; color:var(--c1); letter-spacing:.16em; font-weight:700; }
.boot-sub{ font-size:clamp(10px,1.6vw,15px); color:var(--c4); margin:.5em 0 1.3em; letter-spacing:.22em; }
.boot-bar{ height:14px; background:rgba(255,255,255,.1); border-radius:99px; overflow:hidden; }
.boot-bar i{ display:block; height:100%; width:0; background:var(--c1); border-radius:99px; }
.boot-log{ font-family:var(--f-ui); font-size:12px; letter-spacing:.06em; color:var(--c3); height:9.4em; overflow:hidden; margin:14px 0 0; white-space:pre-wrap; }
.boot-foot{ font-size:10px; color:var(--c2); letter-spacing:.2em; margin-top:10px; opacity:.8; }

/* ═══ OPERATOR CONTROLS ══════════════════════════════════════════════ */
.ctl-open{
  position:fixed; right:calc(14px*var(--u)); bottom:calc(14px*var(--u)); z-index:60;
  background:var(--c1); color:#000; border:0; cursor:pointer;
  font:600 11px/1 var(--f-ui); letter-spacing:.14em; text-transform:uppercase;
  padding:8px 16px 7px; border-radius:99px; opacity:.42; transition:opacity .2s, filter .2s;
}
.ctl-open:hover{ opacity:1; filter:brightness(1.2); }
body.ctl-on .ctl-open{ display:none; }

.controls{
  position:fixed; inset:auto 0 0 0; z-index:80;
  transform:translateY(102%); transition:transform .32s cubic-bezier(.3,.9,.3,1);
  padding:0 10px 10px; max-height:min(78vh, 720px); overflow:auto;
}
body.ctl-on .controls{ transform:translateY(0); }
.ctl-frame{ display:flex; gap:6px; background:#000; border-top:2px solid var(--c3); padding-top:6px; }
.ctl-elbow{
  flex:0 0 auto; width:150px; align-self:stretch;
  border-style:solid; border-color:var(--c2); border-width:0;
  border-top-width:26px; border-left-width:96px;
  border-top-left-radius:118px 48px; border-bottom-left-radius:0;
}
.ctl-body{ flex:1 1 auto; min-width:0; padding:0 4px 4px 0; }
.ctl-titlerow{ display:flex; align-items:center; gap:10px; height:26px; margin-bottom:8px; }
.ctl-title{ color:var(--c1); font-size:13px; letter-spacing:.16em; flex:1 1 auto; }
.ctl-grid{ display:grid; grid-template-columns:repeat(auto-fit,minmax(190px,1fr)); gap:14px; }
.ctl-sec h3{ margin:0 0 7px; font-size:11px; letter-spacing:.2em; color:var(--c4); font-weight:400;
  border-bottom:1px solid var(--c3); padding-bottom:3px; }
.ctl-sec h3.mt{ margin-top:12px; }
.ctl-sec--wide{ grid-column:1/-1; }
.ctl-stack{ display:flex; flex-direction:column; gap:5px; }
.ctl-row{ display:flex; gap:5px; margin-top:5px; }
.ctl-row .lc-btn{ flex:1 1 0; justify-content:center; align-items:center; text-align:center; }
.ctl-stack .lc-btn{ justify-content:flex-end; }
.ctl-stack .lc-btn.is-sel{ background:#fff !important; }

.lc-select{
  width:100%; background:var(--c3); color:#000; border:0; border-radius:99px;
  padding:7px 14px 6px; font-size:13px; letter-spacing:.06em; cursor:pointer;
  text-transform:uppercase; appearance:none;
}
.lc-select:focus-visible{ outline:2px solid #fff; }
.lc-check{ display:flex; align-items:center; gap:8px; font-size:12px; color:var(--c4); cursor:pointer; letter-spacing:.08em; padding:3px 0; }
.lc-check input{ appearance:none; width:34px; height:16px; border-radius:99px; background:rgba(255,255,255,.16); position:relative; cursor:pointer; flex:0 0 auto; transition:background .18s; }
.lc-check input::after{ content:''; position:absolute; top:2px; left:2px; width:12px; height:12px; border-radius:50%; background:var(--c4); transition:transform .18s, background .18s; }
.lc-check input:checked{ background:var(--c2); }
.lc-check input:checked::after{ transform:translateX(18px); background:#000; }
.lc-range{ width:100%; appearance:none; height:12px; border-radius:99px; background:rgba(255,255,255,.14); }
.lc-range::-webkit-slider-thumb{ appearance:none; width:18px; height:18px; border-radius:50%; background:var(--c1); cursor:pointer; }
.lc-range::-moz-range-thumb{ width:18px; height:18px; border:0; border-radius:50%; background:var(--c1); cursor:pointer; }

.lc-lab{ display:flex; justify-content:space-between; align-items:baseline; gap:8px;
  font-size:11px; letter-spacing:.14em; color:var(--c4); margin:0 0 5px; }
.lc-lab.mt{ margin-top:12px; }
.lc-lab b{ color:var(--c1); font-weight:600; font-variant-numeric:tabular-nums; }
.ctl-tally{ float:right; color:var(--c1); font-weight:600; font-variant-numeric:tabular-nums; }
.ctl-row--tight{ margin-top:0; margin-bottom:6px; max-width:340px; }

/* ── instrument picker ───────────────────────────────────────────── */
.inst-grid{
  display:grid; grid-template-columns:repeat(auto-fill, minmax(158px, 1fr));
  gap:4px; max-height:154px; overflow:auto; padding-right:4px;
}
.inst-chip{
  justify-content:flex-start; text-align:left; min-height:22px;
  font-size:10px; letter-spacing:.06em; padding:3px 8px 2px;
  white-space:nowrap; overflow:hidden; text-overflow:ellipsis; display:block;
  line-height:16px;
}
.inst-chip.is-off{
  background:transparent; color:var(--bc, var(--c3));
  box-shadow: inset 0 0 0 1px currentColor; opacity:.55;
}
.inst-chip.is-off:hover{ opacity:.9; filter:none; }

.ctl-hint{ margin:8px 0 0; font-size:10px; line-height:1.6; color:var(--c3);
  letter-spacing:.05em; text-transform:none; opacity:.85; max-width:92ch; }
.ctl-hint b{ color:var(--c2); font-weight:600; text-transform:uppercase; letter-spacing:.1em; }

/* brand names keep their own casing, unlike the LCARS chrome */
.ctl-credit{ margin:8px 0 0; font-size:10px; letter-spacing:.08em; color:var(--c3);
  opacity:.9; text-transform:none; }
.ctl-credit a{ color:var(--c1); text-decoration:none; border-bottom:1px solid currentColor; }
.ctl-credit a:hover{ filter:brightness(1.3); }
.ctl-credit a:focus-visible{ outline:2px solid #fff; outline-offset:2px; }

.keys{ display:flex; flex-wrap:wrap; gap:6px 16px; font-size:11px; color:var(--c4); letter-spacing:.08em; }
.keys b{ color:var(--c1); background:rgba(255,255,255,.08); padding:1px 6px; border-radius:3px; margin-right:4px; }
.disclaimer{ margin:10px 0 0; font-size:10px; line-height:1.6; color:var(--c3); letter-spacing:.06em; text-transform:none; opacity:.85; max-width:88ch; }

/* ═══ RESPONSIVE ═════════════════════════════════════════════════════ */
@media (max-width: 900px){
  :root{ --u:.82; --side-w:calc(104px * var(--u)); }
  .lc-content{ grid-template-columns:repeat(6,minmax(0,1fr)); }
  .w{ grid-column: span min(var(--cs,6), 6); }
}
@media (max-width: 560px){
  :root{ --u:.7; --side-w:calc(96px * var(--u)); --side-w-sm:calc(64px * var(--u)); }
  .lc-elbow{ width: calc(var(--side-w) + calc(44px * var(--u))); }
  .lc-content{ grid-template-columns:repeat(4,minmax(0,1fr)); }
  .w{ grid-column: 1 / -1; }
}
@media (prefers-reduced-motion: reduce){
  *{ animation-duration:.001ms !important; animation-iteration-count:1 !important; }
}

/* ═══ COMPACT SUB-FRAMES (split / quad layouts) ══════════════════════ */
.lc-frame--sm{
  --side-w-sm: calc(68px * var(--u));
  --side-w: calc(68px * var(--u));
  --elbow-h: calc(58px * var(--u));
  --arm-h: calc(24px * var(--u));
  --inner-r: calc(18px * var(--u));
}
.lc-frame--sm .lc-elbow{ width: calc(var(--side-w-sm) + calc(54px * var(--u))); }
.lc-frame--sm .lc-content{ grid-auto-rows: minmax(calc(44px * var(--u)), 1fr); }
.lc-frame--sm .lc-side .lc-btn,
.lc-frame--sm .lc-side .lc-block{ font-size:calc(10px * var(--u)); padding-inline:calc(5px * var(--u)); }

.lc-multi{ display:grid; gap:var(--gap); width:100%; height:100%; min-height:0; }
.lc-multi--2{ grid-template-columns:1fr 1fr; }
.lc-multi--4{ grid-template-columns:1fr 1fr; grid-template-rows:1fr 1fr; }
.lc-multi > *{ min-width:0; min-height:0; }

/* panel title riding in the sub-strip */
.lc-titlebox{
  flex:1 1 auto; display:flex; flex-direction:column; align-items:flex-end;
  justify-content:center; padding-right:calc(6px * var(--u)); min-width:0; overflow:hidden;
}
.lc-titlebox .t1{ font-size:var(--t-lg); color:var(--c1); line-height:1; font-weight:600; white-space:nowrap; }
.lc-titlebox .t2{ font-size:var(--t-xs); color:var(--c4); letter-spacing:.22em; margin-top:calc(3px*var(--u)); white-space:nowrap; }
.lc-frame--sm .lc-titlebox .t1{ font-size:var(--t-md); }

.lc-stamp{
  flex:1 1 auto; display:flex; align-items:center; justify-content:flex-start; gap:calc(10px*var(--u));
  padding-left:calc(4px*var(--u)); font-size:var(--t-xs); color:var(--c3); letter-spacing:.16em;
  white-space:nowrap; overflow:hidden; text-overflow:ellipsis; min-width:0;
}
.lc-stamp b{ color:var(--c2); font-weight:600; }
.lc-frame--sm .lc-stamp{ font-size:calc(9px * var(--u)); letter-spacing:.10em; }