/* style.css — mørkt tema med et nikk til Workbench-paletten:
   blått, oransje og hvitt på grått.

   Kontrast: all tekst holder minst 4,5:1 mot bakgrunnen sin (WCAG AA), og
   fylte knapper bruker --accent-bg, som er mørk nok til hvit tekst. */

:root {
  --bg: #14161a;
  --panel: #1c2026;
  --panel-2: #232830;
  --panel-3: #2b313a;
  --text: #e6e9ed;
  --muted: #a3abb6;      /* 6,7:1 på --panel */
  --dim: #8b93a0;        /* tomme felter: 4,6:1 også på --row-bar */
  --accent: #5a9ee6;     /* Workbench-blå, tekst/kanter */
  --accent-bg: #2a66ad;  /* Workbench-blå, fylte flater med hvit tekst: 5,3:1 */
  --accent-2: #f5a04a;   /* Workbench-oransje */
  --ok: #6fcf7c;
  --ok-bg: #2e6b3a;
  --border: #3a424e;
  --row-beat: #232a34;
  --row-bar: #2a3340;
  --play: #3d5a2a;
  --focus: #ffd166;
}

* { box-sizing: border-box; }

html { height: 100%; }
body {
  margin: 0; min-height: 100%; height: 100dvh;
  display: flex; flex-direction: column;
  background: var(--bg); color: var(--text);
  font: 14px/1.5 system-ui, -apple-system, "Segoe UI", sans-serif;
}

.mono, #grid, .vu, #pos { font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace; }

/* Synlig fokus overalt — også der nettleseren ellers ville fjernet det. */
:focus-visible {
  outline: 2px solid var(--focus); outline-offset: 2px;
}
button, input, select { font: inherit; }
button { touch-action: manipulation; }

/* Bare for skjermlesere. */
.vh {
  position: absolute !important; width: 1px; height: 1px; margin: -1px;
  padding: 0; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
.skip {
  position: absolute; left: 8px; top: -60px; z-index: 100;
  background: var(--accent-bg); color: #fff; padding: 8px 12px; border-radius: 6px;
}
.skip:focus { top: 8px; }

/* --- topplinje ---------------------------------------------------------- */

header {
  display: flex; align-items: center; gap: 18px; flex-wrap: wrap;
  padding: 8px 14px; flex: 0 0 auto;
  background: var(--panel); border-bottom: 1px solid var(--border);
}
.brand { display: flex; align-items: center; gap: 12px; }
header h1 {
  margin: 0; font-size: 17px; letter-spacing: .02em;
  color: var(--accent-2);
}
header p { margin: 0; }

#songtitle {
  background: var(--panel-2); border: 1px solid var(--border); border-radius: 5px;
  color: var(--text); padding: 4px 8px; font-size: 13px; width: 170px; min-height: 28px;
}
#songtitle::placeholder { color: var(--muted); }

#transport, #outopts { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
#outopts { margin-left: auto; }

header label, #gridfoot label, #orderbar .label {
  display: inline-flex; align-items: center; gap: 5px;
  color: var(--muted); font-size: 12px;
}
header input[type="number"], #gridfoot input[type="number"], #gridfoot select {
  background: var(--panel-2); border: 1px solid var(--border); border-radius: 5px;
  color: var(--text); padding: 3px 5px; width: 58px; min-height: 28px; font-size: 13px;
}
#orderbar select, #orderbar input[type="text"] {
  background: var(--panel); border: 1px solid var(--border); border-radius: 5px;
  color: var(--text); padding: 3px 6px; min-height: 26px; font-size: 12px; font-family: inherit;
}
input[type="range"] { width: 90px; accent-color: var(--accent); min-height: 24px; }
input[type="checkbox"] { width: 20px; height: 20px; accent-color: var(--accent); }
#gridfoot label { min-height: 24px; }
.sep { width: 1px; height: 20px; background: var(--border); }
#pos { color: var(--accent-2); font-size: 13px; min-width: 110px; }
output.mono { min-width: 38px; color: var(--muted); font-size: 12px; }

/* --- knapper ------------------------------------------------------------ */

.tbtn {
  background: var(--panel-2); color: var(--text);
  border: 1px solid var(--border); border-radius: 5px;
  padding: 5px 11px; min-height: 30px; font-size: 13px; cursor: pointer; font-family: inherit;
}
.tbtn:hover { border-color: var(--accent); background: var(--panel-3); }
.tbtn:active { transform: translateY(1px); }
.tbtn:disabled { opacity: .5; cursor: default; transform: none; }
.tbtn:disabled:hover { border-color: var(--border); background: var(--panel-2); }
.tbtn.on, .tbtn[aria-pressed="true"] { background: var(--accent-bg); border-color: var(--accent); color: #fff; }
.tbtn.primary { background: var(--accent-bg); border-color: var(--accent); color: #fff; font-weight: 600; padding: 6px 18px; min-height: 34px; }
.tbtn.primary:hover { background: #3577c4; }
.tbtn.big { padding: 10px 22px; font-size: 15px; }
.tbtn.small { padding: 2px 8px; min-height: 24px; font-size: 12px; }
.tbtn.wide { display: block; width: 100%; margin: 5px 0; text-align: left; }
.tbtn.playing { background: var(--ok-bg); border-color: var(--ok); color: #fff; }

/* --- sangform ----------------------------------------------------------- */

#orderbar {
  display: flex; align-items: center; gap: 8px; flex-wrap: wrap; flex: 0 0 auto;
  padding: 6px 14px; background: var(--panel-2);
  border-bottom: 1px solid var(--border);
}
#orderbar h2 { margin: 0; font-weight: normal; }
#orders { display: flex; gap: 5px; overflow-x: auto; flex: 1; min-width: 0; padding: 2px; }
.order {
  flex: 0 0 auto; border: 1px solid var(--border); border-radius: 5px;
  background: var(--panel); color: var(--text); padding: 2px 8px; cursor: pointer;
  font-size: 12px; text-align: center; min-width: 72px; min-height: 40px;
}
.order:hover { border-color: var(--accent); }
.order.sel { border-color: var(--accent-2); background: var(--panel-3); box-shadow: inset 0 0 0 1px var(--accent-2); }
.order.playing { border-color: var(--ok); }
.order.playing b::before { content: "▶ "; color: var(--ok); }
.order b { display: block; font-family: ui-monospace, monospace; color: var(--accent); }
.order span { color: var(--muted); font-size: 11px; }

/* --- rutenett ----------------------------------------------------------- */

main { display: flex; flex: 1 1 auto; min-height: 0; }

#grid-wrap { flex: 1; min-width: 0; min-height: 0; display: flex; flex-direction: column; }

#chanhead, #chanctl, #grid .row {
  display: grid;
  grid-template-columns: 46px repeat(4, 1fr);
}
#chanhead {
  padding: 5px 8px 0 0; background: var(--panel);
  font-size: 12px; color: var(--muted);
}
#chanctl {
  padding: 2px 8px 5px 0; background: var(--panel);
  border-bottom: 1px solid var(--border);
}
#chanhead .rownum { text-align: center; }
#chanhead .ch, #chanctl .ch { display: flex; align-items: center; gap: 6px; padding-left: 10px; }
#chanhead em { color: var(--accent); font-style: normal; font-size: 11px; }
#chanhead .ch.muted { text-decoration: line-through; opacity: .6; }
.mute[aria-pressed="true"] { background: var(--accent-2); border-color: var(--accent-2); color: #201000; }

/* Utslagsmåler per kanal — fylles med en inline gradient fra avspilleren. */
.vu {
  display: inline-block; width: 34px; height: 6px; border-radius: 3px;
  background: var(--panel-3);
}

#grid {
  flex: 1; overflow: auto; min-height: 120px;
  font-size: 13px; padding-bottom: 30vh;
  scroll-behavior: smooth;
}
#grid:focus-visible { outline: none; box-shadow: inset 0 0 0 2px var(--focus); }
#grid .row { border-bottom: 1px solid rgba(255,255,255,.02); }
#grid .row.beat { background: var(--row-beat); }
#grid .row.bar { background: var(--row-bar); }
#grid .row.playrow { background: var(--play); }
#grid .row.playrow .rownum { color: #fff; font-weight: bold; }
#grid .rownum { color: var(--muted); text-align: center; padding: 1px 0; }
#grid .row.bar .rownum { color: var(--text); }
#grid .cell {
  padding: 1px 10px; white-space: nowrap; cursor: text;
  border-left: 1px solid rgba(255,255,255,.04);
}
#grid .cell .n { color: var(--text); }
#grid .cell .i { color: var(--accent-2); }
#grid .cell .f { color: var(--accent); }
#grid .cell .off { color: var(--dim); }
#grid .cell.cur { background: var(--panel-3); box-shadow: inset 0 0 0 1px var(--accent); }
#grid:focus .cell.cur { box-shadow: inset 0 0 0 2px var(--focus); }
#grid .cell .field.sel { background: var(--accent-bg); color: #fff; border-radius: 2px; }
#grid:focus .cell .field.sel { background: var(--focus); color: #1a1200; }

#gridfoot {
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap; flex: 0 0 auto;
  padding: 6px 14px; background: var(--panel);
  border-top: 1px solid var(--border);
}
#gridfoot .hint { color: var(--muted); font-size: 11px; }
#gridfoot .hint kbd { font-size: 10px; padding: 0 3px; }

/* Notetastatur for mus og berøring: 13 taster, C til C. */
#notepad[hidden] { display: none; }
#notepad {
  display: flex; flex-wrap: wrap; gap: 4px; padding: 6px 14px 8px;
  background: var(--panel); border-top: 1px solid var(--border); flex: 0 0 auto;
}
#notepad .key {
  min-width: 44px; min-height: 40px; padding: 4px 6px;
  border: 1px solid var(--border); border-radius: 5px; cursor: pointer;
  background: var(--panel-2); color: var(--text); font-family: ui-monospace, monospace; font-size: 13px;
}
#notepad .key.black { background: #0e1013; }
#notepad .key:hover { border-color: var(--accent); }
#notepad .key.stop { background: var(--panel-3); color: var(--accent-2); }

/* --- sidepanel ---------------------------------------------------------- */

#sidebar {
  width: 400px; max-width: 46vw; display: flex; flex-direction: column; min-height: 0;
  background: var(--panel); border-left: 1px solid var(--border);
}
#tabs { display: flex; border-bottom: 1px solid var(--border); flex: 0 0 auto; }
.tab {
  flex: 1; background: none; border: none; border-bottom: 3px solid transparent;
  color: var(--muted); padding: 9px 4px; min-height: 40px; cursor: pointer; font: inherit; font-size: 13px;
}
.tab:hover { color: var(--text); background: var(--panel-2); }
.tab.on, .tab[aria-selected="true"] { color: var(--accent-2); border-bottom-color: var(--accent-2); }
.tab:focus-visible { outline-offset: -3px; }

.panel { display: none; overflow-y: auto; padding: 12px 14px; flex: 1; min-height: 0; }
.panel.on { display: block; }
.panel[hidden] { display: none !important; }
.panel h3 {
  margin: 16px 0 6px; font-size: 12px; text-transform: uppercase;
  letter-spacing: .05em; color: var(--muted);
}
.panel h3:first-child { margin-top: 0; }
.panel p { margin: 6px 0; }
.panel .muted { color: var(--muted); font-size: 12px; }
.panel ul, .panel ol { margin: 6px 0; padding-left: 18px; }
.panel li { margin: 3px 0; }

/* Sammenleggbare grupper (progressiv avsløring). */
.panel details { border: 1px solid var(--border); border-radius: 6px; margin: 8px 0; }
.panel details summary {
  cursor: pointer; padding: 7px 10px; min-height: 32px;
  font-size: 12px; text-transform: uppercase; letter-spacing: .05em; color: var(--muted);
  list-style: none; display: flex; align-items: center; gap: 6px;
}
.panel details summary::before { content: "▸"; color: var(--accent); }
.panel details[open] summary::before { content: "▾"; }
.panel details summary::-webkit-details-marker { display: none; }
.panel details summary:hover { color: var(--text); background: var(--panel-2); }
.panel details .body { padding: 2px 10px 8px; }

.field-row {
  display: flex; align-items: center; gap: 8px; margin: 6px 0; font-size: 13px;
}
.field-row label { flex: 0 0 120px; color: var(--muted); font-size: 12px; }
.field-row input[type="range"] { flex: 1; }
.field-row .val { width: 52px; text-align: right; color: var(--accent); font-size: 12px; }
.field-row select, .field-row input[type="text"], .field-row input[type="number"] {
  flex: 1; background: var(--panel-2); border: 1px solid var(--border);
  border-radius: 5px; color: var(--text); padding: 4px 7px; min-height: 30px; font-size: 13px;
  font-family: inherit; min-width: 0;
}

#instlist {
  max-height: 210px; overflow-y: auto; border: 1px solid var(--border);
  border-radius: 6px; margin-bottom: 10px;
}
.inst-row {
  display: flex; gap: 8px; align-items: center; width: 100%; text-align: left;
  padding: 3px 9px; min-height: 26px; cursor: pointer; font-size: 13px;
  background: none; border: none; color: var(--text);
  border-bottom: 1px solid rgba(255,255,255,.03);
}
.inst-row:hover { background: var(--panel-2); }
.inst-row:focus-visible { outline-offset: -2px; }
.inst-row.sel { background: var(--accent-bg); color: #fff; }
.inst-row .num { color: var(--muted); width: 22px; font-family: ui-monospace, monospace; }
.inst-row.sel .num { color: #dce9f7; }
.inst-row .gen { margin-left: auto; color: var(--muted); font-size: 11px; }
.inst-row.sel .gen { color: #dce9f7; }

#wave {
  width: 100%; height: 92px; background: #0e1013;
  border: 1px solid var(--border); border-radius: 6px; display: block;
}
.wave-meta { display: flex; justify-content: space-between; color: var(--muted); font-size: 11px; margin-top: 3px; }

.warn {
  border-left: 3px solid var(--accent-2); background: rgba(240,138,36,.1);
  padding: 6px 10px; margin: 8px 0; font-size: 12px;
}
kbd {
  background: var(--panel-3); border: 1px solid var(--border); border-radius: 3px;
  padding: 0 5px; font-size: 12px; font-family: ui-monospace, monospace;
}
table.ref { border-collapse: collapse; width: 100%; font-size: 12px; }
table.ref th { text-align: left; color: var(--muted); font-weight: normal; padding: 3px 4px; border-bottom: 1px solid var(--border); }
table.ref td { border-bottom: 1px solid var(--border); padding: 3px 4px; vertical-align: top; }
table.ref td:first-child {
  color: var(--accent); font-family: ui-monospace, monospace; white-space: nowrap; width: 62px;
}

/* --- statusmelding ------------------------------------------------------ */

#status {
  position: fixed; left: 50%; bottom: 18px; transform: translateX(-50%);
  z-index: 40; max-width: min(90vw, 520px);
  background: var(--panel-3); color: var(--text); border: 1px solid var(--accent);
  border-radius: 8px; padding: 8px 14px; font-size: 13px;
  box-shadow: 0 6px 24px rgba(0,0,0,.5);
  opacity: 0; pointer-events: none; transition: opacity .2s;
}
#status.show { opacity: 1; }
#status.err { border-color: var(--accent-2); }

/* --- oppstart ----------------------------------------------------------- */

#startup {
  position: fixed; inset: 0; z-index: 50; background: rgba(8,9,11,.85);
  display: flex; align-items: center; justify-content: center;
}
#startup[hidden] { display: none; }
.modal-box {
  background: var(--panel); border: 1px solid var(--accent);
  border-radius: 10px; max-width: 520px; margin: 20px; padding: 24px 28px;
  max-height: 90vh; overflow-y: auto;
}
.modal-box h2 { margin-top: 0; color: var(--accent-2); }
.modal-box .steps { padding-left: 20px; }
.modal-box .steps li { margin: 4px 0; }
.modal-box .muted { color: var(--muted); font-size: 13px; }

@media (max-width: 900px) {
  /* Smale skjermer: siden scroller som en vanlig side, rutenettet får en fast
     høyde og sidepanelet ligger under. Ingen faste paneler som klipper innhold. */
  body { height: auto; min-height: 100dvh; }
  main { display: block; }
  #grid-wrap { display: flex; }
  #grid { flex: none; height: 52vh; min-height: 220px; padding-bottom: 20vh; }
  #sidebar { width: 100%; max-width: none; display: block; border-left: none; border-top: 1px solid var(--border); }
  .panel { overflow: visible; }
  #instlist { max-height: 160px; }
  #orders { flex: 1 1 100%; order: 1; }
  #orderbar > button, #orderbar > .sep, #orderbar > label { order: 2; }
  #grid { padding-bottom: 10vh; }
  #gridfoot .hint { display: none; }
  /* Fire kanaler må få plass i bredden uten at hele siden scroller sidelengs. */
  #chanhead, #chanctl, #grid .row { grid-template-columns: 30px repeat(4, minmax(0, 1fr)); }
  #grid { font-size: 12px; }
  #grid .cell { padding: 1px 3px; overflow: hidden; text-overflow: clip; }
  #chanhead .ch, #chanctl .ch { padding-left: 3px; }
  #chanhead em { display: none; }
  #outopts { margin-left: 0; }
}

@media (prefers-reduced-motion: reduce) {
  #grid { scroll-behavior: auto; }
  #status { transition: none; }
  .tbtn:active { transform: none; }
}