/* ==========================================================================
   AUX CORD - neon mixer console
   Monospace only. Dark single scheme. Tokens first, components second.
   ========================================================================== */

:root {
  color-scheme: dark;

  /* palette (seed colours + derived surfaces) */
  --black: #07060B;
  --panel: #12101C;
  --panel-2: #1A1729;
  --panel-3: #221E35;
  --line: #2E2947;
  --line-2: #443D6B;
  --magenta: #FF3EA5;
  --cyan: #2EE6F0;
  --violet: #9B7BFF;
  --text: #F4F0FA;
  --dim: #A9A3BD;
  --magenta-deep: #4A0F34;
  --cyan-deep: #0A3338;
  --violet-deep: #261D4D;
  --seg-off: #2A2540;

  --font: ui-monospace, "SF Mono", SFMono-Regular, Menlo, Consolas, "Liberation Mono", "Courier New", monospace;

  /* spacing scale */
  --s1: 4px; --s2: 8px; --s3: 12px; --s4: 16px; --s5: 24px; --s6: 32px; --s7: 48px; --s8: 72px; --s9: 112px;

  --r1: 8px; --r2: 14px; --r3: 22px;
  --max: 1240px;
  --gutter: clamp(16px, 4vw, 40px);

  --shadow-raise:
    0 1px 0 rgba(255, 255, 255, 0.07) inset,
    0 -14px 28px rgba(0, 0, 0, 0.35) inset,
    0 12px 30px rgba(0, 0, 0, 0.55),
    0 2px 4px rgba(0, 0, 0, 0.6);
  --shadow-well:
    0 2px 8px rgba(0, 0, 0, 0.8) inset,
    0 1px 0 rgba(255, 255, 255, 0.05);
  --glow-m: 0 0 22px rgba(255, 62, 165, 0.55);
  --glow-c: 0 0 22px rgba(46, 230, 240, 0.45);

  --noise: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 0 .5 0'/%3E%3C/filter%3E%3Crect width='120' height='120' filter='url(%23n)' opacity='.5'/%3E%3C/svg%3E");
}

/* ---------- reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background-color: var(--black);
  background-image:
    radial-gradient(900px 520px at 85% -8%, rgba(255, 62, 165, 0.16), transparent 62%),
    radial-gradient(800px 480px at -8% 6%, rgba(46, 230, 240, 0.10), transparent 62%),
    radial-gradient(700px 600px at 50% 110%, rgba(155, 123, 255, 0.10), transparent 60%);
  color: var(--text);
  font-family: var(--font);
  font-size: clamp(0.94rem, 0.9rem + 0.2vw, 1.04rem);
  line-height: 1.65;
  overflow-x: clip;
  -webkit-font-smoothing: antialiased;
}
img, svg, canvas { display: block; max-width: 100%; }
h1, h2, h3, h4, p, ul, ol, dl, figure, blockquote { margin: 0; }
ul, ol { padding: 0; }
button, input, select, textarea { font: inherit; color: inherit; }
a { color: var(--cyan); text-decoration-thickness: 2px; text-underline-offset: 4px; }
a:hover { color: var(--text); text-decoration-color: var(--magenta); }
main { display: block; flex: 1 0 auto; }
[hidden] { display: none !important; }

.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  margin: -1px; padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

:focus { outline: none; }
:focus-visible {
  outline: 3px solid var(--cyan);
  outline-offset: 3px;
  border-radius: 4px;
}

.skip {
  position: absolute;
  left: var(--s4);
  top: -80px;
  z-index: 100;
  padding: var(--s3) var(--s4);
  background: var(--cyan);
  color: var(--black);
  font-weight: 700;
  text-decoration: none;
  border-radius: var(--r1);
}
.skip:focus { top: var(--s3); color: var(--black); }

/* ---------- type ---------- */
h1, h2, h3, h4 {
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.01em;
  overflow-wrap: anywhere;
  text-wrap: balance;
}
h1 { font-size: clamp(2.1rem, 1.1rem + 4.8vw, 5.2rem); text-transform: uppercase; letter-spacing: -0.02em; }
h2 { font-size: clamp(1.45rem, 1.05rem + 1.9vw, 2.6rem); text-transform: uppercase; }
h3 { font-size: clamp(1.05rem, 0.98rem + 0.5vw, 1.35rem); text-transform: uppercase; letter-spacing: 0.02em; }
h4 { font-size: 1rem; text-transform: uppercase; letter-spacing: 0.08em; }
p { max-width: 68ch; }
.lead { font-size: clamp(1.05rem, 0.95rem + 0.6vw, 1.38rem); line-height: 1.55; color: var(--text); max-width: 56ch; }
.dim { color: var(--dim); }
.hl-m { color: var(--magenta); }
.hl-c { color: var(--cyan); }
.hl-v { color: var(--violet); }
strong { font-weight: 800; }
code, kbd, .mono { font-family: var(--font); }
kbd {
  display: inline-block;
  min-width: 1.9em;
  padding: 0 0.45em;
  text-align: center;
  background: var(--panel-3);
  border: 1px solid var(--line-2);
  border-bottom-width: 3px;
  border-radius: 6px;
  color: var(--text);
  font-size: 0.88em;
}
code {
  background: var(--panel-3);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 0.05em 0.45em;
  color: var(--text);
  overflow-wrap: anywhere;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--s2);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--cyan);
}
.eyebrow::before {
  content: "";
  width: 28px; height: 3px;
  background: linear-gradient(90deg, var(--magenta), var(--cyan));
  border-radius: 2px;
}
.label {
  display: block;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--dim);
}

/* ---------- layout ---------- */
.container { width: 100%; max-width: var(--max); margin-inline: auto; padding-inline: var(--gutter); }
.section { padding-block: clamp(var(--s7), 8vw, var(--s9)); }
.section-tight { padding-block: clamp(var(--s6), 5vw, var(--s8)); }
.stack > * + * { margin-top: var(--s4); }
.stack-lg > * + * { margin-top: var(--s6); }
.sec-head { display: grid; gap: var(--s3); margin-bottom: clamp(var(--s5), 4vw, var(--s7)); }
.sec-head p { color: var(--dim); }
.ch-tag {
  display: inline-block;
  padding: 2px 10px;
  background: var(--magenta-deep);
  border: 1px solid var(--magenta);
  border-radius: 6px;
  color: var(--text);
  font-size: 0.78rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  font-weight: 700;
  width: max-content;
}

/* ---------- header / nav ---------- */
.site-header {
  position: relative;
  z-index: 20;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(18, 16, 28, 0.96), rgba(7, 6, 11, 0.92));
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.5);
}
.site-header::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -1px;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--magenta) 20%, var(--cyan) 80%, transparent);
  opacity: 0.8;
}
.bar { display: flex; align-items: center; justify-content: space-between; gap: var(--s4); min-height: 68px; flex-wrap: wrap; }
.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--s3);
  min-height: 44px;
  color: var(--text);
  text-decoration: none;
  font-weight: 800;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  font-size: 1.05rem;
}
.brand:hover { color: var(--text); }
.brand .hl { color: var(--magenta); }
.brand-mark { width: 34px; height: 34px; flex: none; }

.site-nav ul { list-style: none; display: flex; gap: var(--s1); margin: 0; flex-wrap: wrap; }
.site-nav a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 var(--s4);
  color: var(--dim);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  text-decoration: none;
  border-radius: var(--r1);
  border: 1px solid transparent;
  transition: color 0.15s;
}
.site-nav a:hover { color: var(--text); background: var(--panel-3); border-color: var(--line-2); }
.site-nav a[aria-current="page"] {
  color: var(--text);
  background: var(--magenta-deep);
  border-color: var(--magenta);
  box-shadow: 0 0 16px rgba(255, 62, 165, 0.3);
}
.nav-toggle {
  display: none;
  align-items: center;
  gap: var(--s2);
  min-height: 44px;
  padding: 0 var(--s4);
  background: var(--panel-2);
  border: 1px solid var(--line-2);
  border-radius: var(--r1);
  color: var(--text);
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-size: 0.8rem;
  cursor: pointer;
}
.nav-toggle-bars, .nav-toggle-bars::before, .nav-toggle-bars::after {
  display: block;
  width: 18px; height: 2px;
  background: var(--cyan);
  border-radius: 2px;
  position: relative;
}
.nav-toggle-bars::before, .nav-toggle-bars::after { content: ""; position: absolute; left: 0; }
.nav-toggle-bars::before { top: -6px; }
.nav-toggle-bars::after { top: 6px; }

/* ---------- buttons / fields ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--s2);
  min-height: 44px;
  padding: 0 var(--s5);
  border-radius: var(--r1);
  border: 1px solid var(--line-2);
  background: var(--panel-3);
  color: var(--text);
  font-weight: 800;
  font-size: 0.85rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  text-decoration: none;
  cursor: pointer;
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.08) inset, 0 3px 0 #05040a, 0 6px 14px rgba(0, 0, 0, 0.5);
  transition: transform 0.1s, box-shadow 0.1s;
  text-align: center;
}
.btn:hover { color: var(--text); border-color: var(--cyan); background: #2A2545; }
.btn:active { transform: translateY(2px); box-shadow: 0 1px 0 rgba(255, 255, 255, 0.08) inset, 0 1px 0 #05040a; }
.btn-primary {
  background: var(--magenta);
  border-color: #ff7cc2;
  color: var(--black);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.45) inset, 0 3px 0 #9c1f66, 0 8px 22px rgba(255, 62, 165, 0.35);
}
.btn-primary:hover { background: #ff63b6; color: var(--black); border-color: #ffc2e1; }
.btn-cyan {
  background: var(--cyan);
  border-color: #92f5fa;
  color: var(--black);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.5) inset, 0 3px 0 #118088, 0 8px 22px rgba(46, 230, 240, 0.3);
}
.btn-cyan:hover { background: #6ff0f7; color: var(--black); }
.btn-ghost { background: transparent; box-shadow: none; border-color: var(--line-2); }
.btn-ghost:hover { background: var(--panel-3); }
.btn-small { min-height: 40px; padding: 0 var(--s4); font-size: 0.78rem; }
.btn[aria-pressed="true"] { background: var(--cyan); color: var(--black); border-color: #92f5fa; box-shadow: 0 1px 0 rgba(255,255,255,.5) inset, 0 0 18px rgba(46, 230, 240, 0.4); }
.btn[disabled], .btn[aria-disabled="true"] { opacity: 1; background: var(--panel); color: var(--dim); border-style: dashed; cursor: not-allowed; box-shadow: none; }

.field, select.field, textarea.field {
  width: 100%;
  min-height: 44px;
  padding: 0 var(--s3);
  background: #0A0812;
  color: var(--text);
  border: 1px solid var(--line-2);
  border-radius: var(--r1);
  box-shadow: var(--shadow-well);
  letter-spacing: 0.03em;
}
textarea.field { padding: var(--s3); min-height: 140px; resize: vertical; line-height: 1.5; }
.field::placeholder { color: var(--dim); opacity: 1; }
.field:hover { border-color: var(--violet); }
.field:focus-visible { outline: 3px solid var(--cyan); outline-offset: 2px; border-color: var(--cyan); }
select.field {
  appearance: none;
  -webkit-appearance: none;
  padding-right: 40px;
  background-image:
    linear-gradient(45deg, transparent 50%, var(--cyan) 50%),
    linear-gradient(135deg, var(--cyan) 50%, transparent 50%);
  background-position: calc(100% - 20px) 50%, calc(100% - 14px) 50%;
  background-size: 6px 6px, 6px 6px;
  background-repeat: no-repeat;
  cursor: pointer;
}
select.field option { background: var(--panel); color: var(--text); }
.field-group { display: grid; gap: var(--s2); }
.hint { font-size: 0.82rem; color: var(--dim); }
.msg { font-size: 0.86rem; color: var(--dim); min-height: 1.4em; }
.msg.is-err { color: var(--text); }
.msg.is-err::before { content: "ERROR  "; color: var(--magenta); font-weight: 800; letter-spacing: 0.12em; }
.msg.is-ok::before { content: "OK  "; color: var(--cyan); font-weight: 800; letter-spacing: 0.12em; }
.msg.is-warn::before { content: "WARNING  "; color: var(--magenta); font-weight: 800; letter-spacing: 0.12em; }
.msg.is-err, .msg.is-warn { color: var(--text); }

.chip {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 0 var(--s4);
  border-radius: 999px;
  border: 1px solid var(--line-2);
  background: var(--panel-2);
  color: var(--text);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
}
.chip:hover { border-color: var(--cyan); }
.chip[aria-pressed="true"] { background: var(--cyan); color: var(--black); border-color: var(--cyan); }
.chip[aria-pressed="true"]::before { content: "\2713\00a0"; }
.tag {
  display: inline-flex;
  align-items: center;
  padding: 2px 10px;
  border: 1px solid var(--line-2);
  border-radius: 6px;
  background: var(--panel-3);
  color: var(--text);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 700;
}
.tag-c { border-color: var(--cyan); color: var(--cyan); background: var(--cyan-deep); }
.tag-m { border-color: var(--magenta); color: var(--text); background: var(--magenta-deep); }
.tag-v { border-color: var(--violet); color: var(--text); background: var(--violet-deep); }

/* ---------- console chassis ---------- */
.frame {
  position: relative;
  padding: clamp(22px, 3.2vw, 38px);
  border-radius: var(--r3);
  border: 1px solid var(--line-2);
  background:
    var(--noise),
    repeating-linear-gradient(90deg, rgba(255, 255, 255, 0.012) 0 2px, transparent 2px 5px),
    linear-gradient(180deg, #1c1830 0%, #0f0d19 100%);
  background-blend-mode: soft-light, normal, normal;
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.1) inset,
    0 -30px 60px rgba(0, 0, 0, 0.4) inset,
    0 30px 80px rgba(0, 0, 0, 0.65),
    0 0 0 6px #0b0914,
    0 0 0 7px var(--line);
}
.frame::before {
  content: "";
  position: absolute;
  inset: 9px;
  pointer-events: none;
  background:
    radial-gradient(circle, #5b5483 0 2px, #0a0910 3px 4px, transparent 4.5px) 0 0 / 12px 12px no-repeat,
    radial-gradient(circle, #5b5483 0 2px, #0a0910 3px 4px, transparent 4.5px) 100% 0 / 12px 12px no-repeat,
    radial-gradient(circle, #5b5483 0 2px, #0a0910 3px 4px, transparent 4.5px) 0 100% / 12px 12px no-repeat,
    radial-gradient(circle, #5b5483 0 2px, #0a0910 3px 4px, transparent 4.5px) 100% 100% / 12px 12px no-repeat;
}

.strip {
  position: relative;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: var(--s3);
  padding: var(--s4);
  border-radius: var(--r2);
  border: 1px solid var(--line);
  background:
    repeating-linear-gradient(0deg, rgba(255, 255, 255, 0.016) 0 1px, transparent 1px 3px),
    linear-gradient(180deg, var(--panel-2), var(--panel));
  box-shadow: var(--shadow-raise);
}
.strip-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--s3);
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--dim);
}
.strip-head .name { color: var(--text); }
.strip-body { display: flex; flex-direction: column; gap: var(--s3); min-width: 0; flex: 1 1 auto; }
.plate {
  margin-top: auto;
  padding: 6px 10px;
  text-align: center;
  background: #0A0812;
  border: 1px solid var(--line);
  border-radius: 6px;
  box-shadow: var(--shadow-well);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text);
}
.led {
  display: inline-block;
  width: 10px; height: 10px;
  border-radius: 50%;
  background: var(--seg-off);
  border: 1px solid #000;
  box-shadow: 0 0 0 1px var(--line-2);
  flex: none;
}
.led.on-m { background: var(--magenta); box-shadow: 0 0 10px var(--magenta), 0 0 0 1px #ff9ccf; }
.led.on-c { background: var(--cyan); box-shadow: 0 0 10px var(--cyan), 0 0 0 1px #9af5fa; }
.led.blink { animation: led-blink 1.6s steps(2, jump-none) infinite; }

/* ---------- knob ---------- */
.knob-wrap { display: flex; flex-direction: column; align-items: center; gap: var(--s2); }
.knob {
  width: 88px; height: 88px;
  border-radius: 50%;
  cursor: grab;
  touch-action: none;
  user-select: none;
  -webkit-user-select: none;
}
.knob:active { cursor: grabbing; }
.knob svg { width: 100%; height: 100%; overflow: visible; }
.knob:focus-visible { outline-offset: 4px; border-radius: 50%; }
.knob-track { fill: none; stroke: var(--seg-off); stroke-width: 5; stroke-linecap: round; }
.knob-arc { fill: none; stroke: var(--cyan); stroke-width: 5; stroke-linecap: round; filter: drop-shadow(0 0 4px rgba(46, 230, 240, 0.7)); }
.knob.m .knob-arc { stroke: var(--magenta); filter: drop-shadow(0 0 4px rgba(255, 62, 165, 0.7)); }
.knob-body-a { stop-color: #4b4470; }
.knob-body-b { stop-color: #14111f; }
.knob-ptr { stroke: var(--text); stroke-width: 3.5; stroke-linecap: round; }
.readout {
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  color: var(--text);
  font-variant-numeric: tabular-nums;
  text-align: center;
}
.readout small { font-size: 0.72rem; color: var(--dim); letter-spacing: 0.2em; margin-left: 4px; font-weight: 700; }

/* ---------- fader ---------- */
.fader {
  position: relative;
  touch-action: none;
  user-select: none;
  -webkit-user-select: none;
  cursor: pointer;
  --cap: 28px;
}
.fader-v { width: 56px; height: 260px; }
.fader-h { width: 100%; height: 48px; }
.fader-rail {
  position: absolute;
  background: #05040a;
  border-radius: 6px;
  box-shadow: var(--shadow-well), 0 0 0 1px var(--line-2);
}
.fader-v .fader-rail { left: 50%; top: 4px; bottom: 4px; width: 10px; transform: translateX(-50%); }
.fader-h .fader-rail { top: 50%; left: 4px; right: 4px; height: 10px; transform: translateY(-50%); }
.fader-fill {
  position: absolute;
  border-radius: 6px;
  background: linear-gradient(0deg, var(--cyan), var(--violet) 65%, var(--magenta));
  box-shadow: 0 0 10px rgba(46, 230, 240, 0.4);
}
.fader-v .fader-fill { left: 50%; bottom: 4px; width: 10px; height: calc(var(--p, 0) * (100% - 8px)); transform: translateX(-50%); }
.fader-h .fader-fill { top: 50%; left: 4px; height: 10px; width: calc(var(--p, 0) * (100% - 8px)); transform: translateY(-50%); background: linear-gradient(90deg, var(--cyan), var(--violet) 65%, var(--magenta)); }
.fader-cap {
  position: absolute;
  border-radius: 6px;
  border: 1px solid #8f88b5;
  background:
    linear-gradient(90deg, transparent calc(50% - 1px), #05040a calc(50% - 1px), #05040a calc(50% + 1px), transparent calc(50% + 1px)),
    linear-gradient(180deg, #5e5788 0%, #2f2a4d 45%, #1d1a33 100%);
  box-shadow: 0 6px 12px rgba(0, 0, 0, 0.7), 0 1px 0 rgba(255, 255, 255, 0.35) inset;
}
.fader-v .fader-cap { left: 2px; right: 2px; height: var(--cap); bottom: calc(var(--p, 0) * (100% - var(--cap))); }
.fader-h .fader-cap {
  top: 2px; bottom: 2px; width: var(--cap);
  left: calc(var(--p, 0) * (100% - var(--cap)));
  background:
    linear-gradient(0deg, transparent calc(50% - 1px), #05040a calc(50% - 1px), #05040a calc(50% + 1px), transparent calc(50% + 1px)),
    linear-gradient(90deg, #5e5788 0%, #2f2a4d 45%, #1d1a33 100%);
}
.fader:focus-visible { outline-offset: 5px; border-radius: 10px; }
.fader-wrap { display: flex; gap: var(--s3); align-items: stretch; justify-content: center; }
.fader-scale {
  list-style: none;
  position: relative;
  height: 260px;
  width: 80px;
  padding: 0;
  margin: 0;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--dim);
  font-weight: 700;
  text-transform: uppercase;
}
.fader-scale li { position: absolute; left: 0; bottom: calc(var(--at, 0) * 232px + 14px); transform: translateY(50%); padding-left: 14px; white-space: nowrap; line-height: 1; }
.fader-scale li::before { content: ""; position: absolute; left: 0; top: 50%; width: 8px; height: 2px; background: var(--line-2); }
.fader-scale li.loud { color: var(--text); }
.fader-scale li.loud::before { background: var(--magenta); box-shadow: 0 0 6px var(--magenta); }
.fader-zone {
  position: absolute;
  left: 50%; width: 38px;
  top: 4px;
  height: 80px;
  transform: translateX(-50%);
  border-radius: 6px;
  background: repeating-linear-gradient(135deg, rgba(255, 62, 165, 0.5) 0 3px, transparent 3px 8px);
  pointer-events: none;
}

/* ---------- VU meters ---------- */
.vu-set { display: flex; gap: var(--s3); align-items: stretch; justify-content: center; }
.vu { display: flex; flex-direction: column; align-items: center; gap: var(--s2); }
.vu-segs {
  display: flex;
  flex-direction: column-reverse;
  gap: 3px;
  padding: 5px;
  background: #05040a;
  border-radius: 6px;
  box-shadow: var(--shadow-well), 0 0 0 1px var(--line-2);
}
.vu-segs i { display: block; width: 24px; height: 9px; border-radius: 2px; background: var(--seg-off); }
.vu-segs i.on { background: var(--cyan); box-shadow: 0 0 8px rgba(46, 230, 240, 0.7); }
.vu-segs i.on:nth-child(n+8) { background: var(--violet); box-shadow: 0 0 8px rgba(155, 123, 255, 0.7); }
.vu-segs i.on:nth-child(n+11) { background: var(--magenta); box-shadow: 0 0 8px rgba(255, 62, 165, 0.8); }
.vu-ticks { list-style: none; display: flex; flex-direction: column-reverse; justify-content: space-between; padding: 5px 0; margin: 0; font-size: 0.7rem; color: var(--dim); font-weight: 700; letter-spacing: 0.06em; }
.vu-cap { font-size: 0.72rem; font-weight: 800; letter-spacing: 0.16em; color: var(--dim); text-transform: uppercase; }
.vu-db { font-size: 0.8rem; font-weight: 800; color: var(--text); font-variant-numeric: tabular-nums; min-width: 6ch; text-align: center; }

/* decorative CSS meters (home) */
.vu-deco {
  position: relative;
  width: 22px; height: 120px;
  background: repeating-linear-gradient(0deg, var(--seg-off) 0 7px, transparent 7px 10px);
  border-radius: 3px;
  overflow: hidden;
  flex: none;
}
.vu-deco > i {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: var(--lvl, 70px);
  background: linear-gradient(0deg, var(--cyan) 0 55%, var(--violet) 55% 78%, var(--magenta) 78% 100%);
  background-size: 100% 120px;
  background-position: bottom;
  -webkit-mask-image: repeating-linear-gradient(0deg, #000 0 7px, transparent 7px 10px);
  mask-image: repeating-linear-gradient(0deg, #000 0 7px, transparent 7px 10px);
  animation: vu-bounce var(--dur, 1.4s) steps(9, end) var(--delay, 0s) infinite alternate;
}

/* ---------- pad grid ---------- */
.pads {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--s2);
  margin: 0;
  padding: var(--s3);
  background: #05040a;
  border-radius: var(--r2);
  box-shadow: var(--shadow-well), 0 0 0 1px var(--line-2);
}
.pad {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  justify-content: space-between;
  width: 100%;
  min-height: 84px;
  padding: 8px;
  border-radius: 10px;
  border: 2px dashed var(--line-2);
  background: linear-gradient(180deg, #1b1830, #121021);
  color: var(--dim);
  cursor: pointer;
  text-align: left;
  font-weight: 800;
  letter-spacing: 0.06em;
  box-shadow: 0 4px 0 #05040a;
  transition: transform 0.08s, box-shadow 0.08s;
}
.pad:hover { border-color: var(--violet); color: var(--text); }
.pad:active { transform: translateY(3px); box-shadow: 0 1px 0 #05040a; }
.pad-n { font-size: 0.7rem; letter-spacing: 0.16em; }
.pad-note { font-size: 1.1rem; text-align: center; }
.pad-bar { display: block; height: 6px; border-radius: 3px; background: rgba(255, 255, 255, 0.08); overflow: hidden; }
.pad-bar i { display: block; height: 100%; background: currentColor; border-radius: 3px; }
.pad[aria-pressed="true"] {
  border-style: solid;
  border-color: #ff9ccf;
  background: linear-gradient(180deg, #ff63b6, var(--magenta));
  color: var(--black);
  box-shadow: 0 4px 0 #9c1f66, 0 0 22px rgba(255, 62, 165, 0.5);
}
.pad[aria-pressed="true"] .pad-bar { background: rgba(0, 0, 0, 0.25); }
.pad[aria-pressed="true"] .pad-bar i { background: var(--black); }
.pad.is-playing { outline: 3px solid var(--cyan); outline-offset: 2px; }
.pad.is-playing::after {
  content: "";
  position: absolute;
  top: 8px; right: 8px;
  border-left: 9px solid currentColor;
  border-top: 6px solid transparent;
  border-bottom: 6px solid transparent;
}
.pad.is-selected { box-shadow: 0 4px 0 #05040a, 0 0 0 3px var(--violet); }
.pad[aria-pressed="true"].is-selected { box-shadow: 0 4px 0 #9c1f66, 0 0 0 3px var(--violet), 0 0 22px rgba(255, 62, 165, 0.5); }
.pad:focus-visible { outline: 3px solid var(--cyan); outline-offset: 3px; }
.pad.is-playing:focus-visible { outline-color: var(--text); }

/* ---------- display / canvas ---------- */
.screen {
  position: relative;
  border-radius: var(--r1);
  background: #04030a;
  box-shadow: var(--shadow-well), 0 0 0 1px var(--line-2), 0 0 30px rgba(46, 230, 240, 0.08);
  overflow: hidden;
}
.screen::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: repeating-linear-gradient(0deg, rgba(0, 0, 0, 0.22) 0 1px, transparent 1px 3px);
}
.screen canvas { width: 100%; height: clamp(150px, 22vw, 230px); }
.screen-bar {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s2) var(--s4);
  justify-content: space-between;
  align-items: center;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--dim);
}
.screen-bar b { color: var(--text); }

/* segmented radio (waveform) */
.seg { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--s2); border: 0; padding: 0; margin: 0; min-width: 0; }
.seg legend { padding: 0; }
.seg label { position: relative; display: block; }
.seg input { position: absolute; opacity: 0; inset: 0; width: 100%; height: 100%; margin: 0; cursor: pointer; }
.seg .seg-face {
  display: flex;
  align-items: center;
  gap: var(--s2);
  min-height: 48px;
  padding: 0 var(--s3);
  border-radius: var(--r1);
  border: 1px solid var(--line-2);
  background: #0A0812;
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--dim);
  box-shadow: var(--shadow-well);
}
.seg .seg-face svg { width: 28px; height: 18px; flex: none; }
.seg .seg-face path { fill: none; stroke: currentColor; stroke-width: 2.5; stroke-linejoin: round; stroke-linecap: round; }
.seg input:hover + .seg-face { border-color: var(--violet); color: var(--text); }
.seg input:checked + .seg-face { background: var(--cyan); color: var(--black); border-color: #92f5fa; box-shadow: 0 0 18px rgba(46, 230, 240, 0.35); }
.seg input:checked + .seg-face::after { content: "\2713"; margin-left: auto; font-weight: 800; }
.seg input:focus-visible + .seg-face { outline: 3px solid var(--cyan); outline-offset: 3px; }

/* ==========================================================================
   HOME
   ========================================================================== */
.hero { position: relative; padding-block: clamp(var(--s6), 6vw, var(--s8)) clamp(var(--s7), 7vw, var(--s8)); overflow: hidden; }
.hero-grid { display: grid; gap: clamp(var(--s6), 5vw, var(--s8)); grid-template-columns: minmax(0, 1fr); align-items: center; }
.hero h1 { margin-block: var(--s4) var(--s5); }
.hero h1 .l2 { display: block; color: var(--magenta); text-shadow: 0 0 28px rgba(255, 62, 165, 0.55); }
.hero-cta { display: flex; flex-wrap: wrap; gap: var(--s3); margin-top: var(--s5); }
.hero-art { position: relative; min-width: 0; }
.hero-art svg { width: 100%; height: auto; filter: drop-shadow(0 30px 40px rgba(0, 0, 0, 0.6)); }
.hero-meta { display: flex; flex-wrap: wrap; gap: var(--s2); margin-top: var(--s5); }

.cable-sway { transform-origin: 40px 10px; transform-box: view-box; animation: cable-sway 5s ease-in-out infinite alternate; }
.svg-vu { transform-box: fill-box; transform-origin: 50% 100%; animation: svg-vu var(--dur, 1.3s) steps(8, end) var(--delay, 0s) infinite alternate; }
.svg-led { animation: led-blink 1.8s steps(2, jump-none) infinite; }

.drop {
  display: grid;
  gap: var(--s4);
  padding: clamp(var(--s4), 3vw, var(--s6));
  border-radius: var(--r3);
  border: 1px solid var(--line-2);
  background:
    repeating-linear-gradient(90deg, rgba(255, 255, 255, 0.02) 0 1px, transparent 1px 22px),
    linear-gradient(135deg, var(--violet-deep), var(--panel) 60%);
  box-shadow: var(--shadow-raise), 0 0 40px rgba(155, 123, 255, 0.12);
}
.drop-row { display: grid; gap: var(--s3); grid-template-columns: minmax(0, 1fr); }
.drop .field { font-size: 1.05rem; min-height: 56px; }
.drop-chips { display: flex; flex-wrap: wrap; gap: var(--s2); }

.path-grid { display: grid; gap: var(--s4); grid-template-columns: minmax(0, 1fr); counter-reset: ch; }
.path-strip { counter-increment: ch; }
.path-strip .strip-head::before { content: "CH " counter(ch, decimal-leading-zero); color: var(--magenta); }
.path-strip .strip-head { justify-content: flex-start; gap: var(--s3); }
.path-strip .strip-head .name { margin-left: auto; }
.path-demo { font-size: 0.9rem; padding: var(--s3); background: #0A0812; border-radius: var(--r1); border: 1px solid var(--line); box-shadow: var(--shadow-well); overflow-wrap: anywhere; color: var(--text); }
.path-strip p { color: var(--dim); font-size: 0.92rem; }
.path-art { height: 48px; width: 100%; }

.padnav { list-style: none; display: grid; gap: var(--s3); grid-template-columns: repeat(2, minmax(0, 1fr)); margin: 0; padding: var(--s3); background: #05040a; border-radius: var(--r2); box-shadow: var(--shadow-well), 0 0 0 1px var(--line-2); }
.padnav a {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: var(--s4);
  min-height: 170px;
  padding: var(--s4);
  border-radius: 12px;
  text-decoration: none;
  color: var(--text);
  border: 2px solid var(--line-2);
  background: linear-gradient(180deg, #1d1a33, #121021);
  box-shadow: 0 5px 0 #05040a;
  transition: transform 0.08s, box-shadow 0.08s, border-color 0.15s;
}
.padnav a:hover { transform: translateY(-2px); border-color: var(--cyan); box-shadow: 0 7px 0 #05040a, var(--glow-c); color: var(--text); }
.padnav a:active { transform: translateY(3px); box-shadow: 0 1px 0 #05040a; }
.padnav .pn-num { font-size: 0.75rem; letter-spacing: 0.22em; font-weight: 800; color: var(--cyan); }
.padnav .pn-title { font-size: clamp(1.1rem, 1rem + 0.8vw, 1.6rem); font-weight: 800; text-transform: uppercase; letter-spacing: 0.02em; overflow-wrap: anywhere; }
.padnav .pn-sub { font-size: 0.85rem; color: var(--dim); }
.padnav a.m { border-color: var(--magenta); background: linear-gradient(180deg, #3a0f2b, #1c0a15); }
.padnav a.m .pn-num { color: var(--magenta); }
.padnav a.m:hover { border-color: #ff9ccf; box-shadow: 0 7px 0 #05040a, var(--glow-m); }

.tape-teasers { display: grid; gap: var(--s4); grid-template-columns: minmax(0, 1fr); }
.mini-steps { display: grid; grid-template-columns: repeat(16, minmax(0, 1fr)); gap: 2px; height: 34px; align-items: end; padding: 4px; background: #05040a; border-radius: 6px; box-shadow: var(--shadow-well); }
.mini-steps i { display: block; background: var(--seg-off); border-radius: 1px; min-height: 3px; }
.mini-steps i.on { background: var(--magenta); }

.rules { display: grid; gap: var(--s4); grid-template-columns: minmax(0, 1fr); list-style: none; margin: 0; }
.rules li { padding: var(--s4) var(--s4) var(--s4) var(--s5); border-left: 4px solid var(--cyan); background: linear-gradient(90deg, var(--cyan-deep), transparent); border-radius: 0 var(--r1) var(--r1) 0; }
.rules li:nth-child(2) { border-left-color: var(--magenta); background: linear-gradient(90deg, var(--magenta-deep), transparent); }
.rules li:nth-child(3) { border-left-color: var(--violet); background: linear-gradient(90deg, var(--violet-deep), transparent); }
.rules b { display: block; text-transform: uppercase; letter-spacing: 0.1em; margin-bottom: 4px; }
.rules span { color: var(--dim); }

/* ==========================================================================
   STUDIO
   ========================================================================== */
.page-head { padding-block: clamp(var(--s6), 5vw, var(--s8)) clamp(var(--s5), 3vw, var(--s6)); }
.page-head .lead { margin-top: var(--s4); }
.page-head h1 { margin-top: var(--s3); }

.console-grid {
  display: grid;
  gap: var(--s4);
  grid-template-columns: minmax(0, 1fr);
  grid-template-areas: "disp" "phr" "scl" "voi" "tmp" "ech" "mast";
}
.a-disp { grid-area: disp; } .a-phr { grid-area: phr; } .a-scl { grid-area: scl; }
.a-voi { grid-area: voi; } .a-tmp { grid-area: tmp; } .a-ech { grid-area: ech; } .a-mast { grid-area: mast; }

.transport { display: flex; flex-wrap: wrap; gap: var(--s3); align-items: center; }
.transport .btn-play { min-width: 160px; min-height: 52px; font-size: 0.95rem; }
.btn-play .ico { width: 0; height: 0; border-left: 12px solid currentColor; border-top: 8px solid transparent; border-bottom: 8px solid transparent; }
.btn-play[data-state="playing"] .ico { width: 14px; height: 14px; border: 0; background: currentColor; border-radius: 2px; }
.hash-readout { font-size: 0.82rem; color: var(--dim); overflow-wrap: anywhere; }
.hash-readout output { color: var(--cyan); font-weight: 800; }
.phrase-row { display: flex; flex-wrap: wrap; gap: var(--s2); }
.phrase-row .btn { flex: 1 1 auto; }

.master-body { display: flex; flex-direction: column; gap: var(--s4); align-items: center; }
.master-cols { display: flex; gap: var(--s5); justify-content: center; align-items: stretch; flex-wrap: wrap; }
.volwarn { font-size: 0.82rem; color: var(--dim); text-align: center; max-width: 30ch; }
.volwarn.is-loud { color: var(--text); padding: var(--s3); border: 2px solid var(--magenta); background: var(--magenta-deep); border-radius: var(--r1); }
.volwarn.is-loud::before { content: "LOUD ZONE  "; color: #ff9ccf; font-weight: 800; letter-spacing: 0.12em; }

.seq {
  margin-top: var(--s4);
  display: grid;
  gap: var(--s4);
}
.seq-head { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: var(--s3); }
.seq-tools { display: flex; flex-wrap: wrap; gap: var(--s2); }
.inspector {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--s3) var(--s4);
  padding: var(--s3) var(--s4);
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--r1);
  box-shadow: var(--shadow-well);
}
.inspector .ins-text { flex: 1 1 220px; font-size: 0.92rem; }
.inspector .ins-text b { color: var(--cyan); }
.inspector .ins-btns { display: flex; flex-wrap: wrap; gap: var(--s2); }

.notes-grid { display: grid; gap: var(--s5); grid-template-columns: minmax(0, 1fr); }
.notes-grid h3 { margin-bottom: var(--s2); color: var(--cyan); }
.notes-grid p, .notes-grid li { color: var(--dim); }
.notes-grid li { margin-left: 1.2em; padding-left: 0.3em; }
.notes-grid li + li { margin-top: var(--s2); }
.notes-grid .card { padding: var(--s5); border-radius: var(--r2); border: 1px solid var(--line); background: var(--panel); box-shadow: var(--shadow-raise); }
.keys { display: grid; gap: var(--s2); }
.keys div { display: grid; grid-template-columns: minmax(0, 17ch) minmax(0, 1fr); gap: var(--s3); align-items: baseline; color: var(--dim); }
.keys dt { color: var(--text); }
.keys dd { margin: 0; }

/* ==========================================================================
   MIXTAPES
   ========================================================================== */
.tape-bar { display: grid; gap: var(--s4); padding: var(--s4) var(--s5); border-radius: var(--r2); border: 1px solid var(--line-2); background: linear-gradient(180deg, var(--panel-2), var(--panel)); box-shadow: var(--shadow-raise); grid-template-columns: minmax(0, 1fr); align-items: center; }
.tape-bar .vol-block { display: grid; gap: var(--s2); }
.tape-filters { display: flex; flex-wrap: wrap; gap: var(--s2); align-items: center; }
.tapes { list-style: none; display: grid; gap: var(--s4); grid-template-columns: minmax(0, 1fr); margin: var(--s5) 0 0; counter-reset: tape; }
.tape { counter-increment: tape; }
.tape .strip { height: 100%; }
.tape .strip-head::before { content: "CH " counter(tape, decimal-leading-zero); color: var(--magenta); }
.tape h2 { font-size: clamp(1.15rem, 1rem + 0.8vw, 1.5rem); }
.tape p { color: var(--dim); font-size: 0.92rem; }
.tape-meta { display: flex; flex-wrap: wrap; gap: var(--s2); }
.tape-actions { display: grid; gap: var(--s2); grid-template-columns: repeat(2, minmax(0, 1fr)); margin-top: auto; }
.tape-actions .btn { padding: 0 var(--s2); }
.tape-status { font-size: 0.78rem; color: var(--dim); min-height: 1.4em; }
.tape.is-playing .strip { border-color: var(--cyan); box-shadow: var(--shadow-raise), 0 0 30px rgba(46, 230, 240, 0.25); }
.tape.is-playing .strip-head .led { background: var(--cyan); box-shadow: 0 0 10px var(--cyan); }
.empty { padding: var(--s6); text-align: center; border: 2px dashed var(--line-2); border-radius: var(--r2); color: var(--dim); }

/* ==========================================================================
   SONIFICATION
   ========================================================================== */
.son-layout { display: grid; gap: var(--s6); grid-template-columns: minmax(0, 1fr); align-items: start; }
.chain { position: relative; padding: var(--s4); border-radius: var(--r2); border: 1px solid var(--line-2); background: var(--panel); box-shadow: var(--shadow-raise); }
.chain ol { list-style: none; display: grid; gap: 2px; counter-reset: c; }
.chain li { counter-increment: c; }
.chain a { display: flex; align-items: center; gap: var(--s3); min-height: 44px; padding: 0 var(--s3); color: var(--dim); text-decoration: none; font-size: 0.84rem; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; border-radius: var(--r1); }
.chain a::before { content: counter(c, decimal-leading-zero); color: var(--magenta); font-weight: 800; }
.chain a:hover { background: var(--panel-3); color: var(--text); }
.son-main > section + section { margin-top: clamp(var(--s7), 7vw, var(--s8)); }
.son-main h2 { margin-block: var(--s3) var(--s4); }
.son-main p + p { margin-top: var(--s4); }
.son-main p, .son-main li { color: var(--dim); }
.son-main p strong, .son-main li strong { color: var(--text); }
.prose-list { margin: var(--s4) 0 0 1.2em; }
.prose-list li + li { margin-top: var(--s2); }

.lab { margin-top: var(--s5); }
.lab-grid { display: grid; gap: var(--s4); grid-template-columns: minmax(0, 1fr); }
.lab-row { display: grid; gap: var(--s3); grid-template-columns: minmax(0, 1fr); }
.table-wrap { overflow-x: auto; border-radius: var(--r1); border: 1px solid var(--line); background: #08060f; max-width: 100%; }
table.data { width: 100%; border-collapse: collapse; font-size: 0.82rem; font-variant-numeric: tabular-nums; }
table.data caption { text-align: left; padding: var(--s3); color: var(--dim); font-size: 0.78rem; letter-spacing: 0.12em; text-transform: uppercase; font-weight: 700; caption-side: top; }
table.data th, table.data td { padding: 8px 12px; text-align: left; border-top: 1px solid var(--line); white-space: nowrap; }
table.data thead th { color: var(--cyan); font-size: 0.74rem; letter-spacing: 0.14em; text-transform: uppercase; background: var(--panel-2); }
table.data td { color: var(--text); }
table.data tr.on-row td:first-child { box-shadow: 3px 0 0 var(--magenta) inset; }
.formula {
  display: block;
  padding: var(--s3) var(--s4);
  background: #0A0812;
  border: 1px solid var(--line);
  border-left: 4px solid var(--violet);
  border-radius: var(--r1);
  color: var(--text);
  overflow-wrap: anywhere;
  box-shadow: var(--shadow-well);
}
.seq-viz { border-radius: var(--r1); background: #04030a; border: 1px solid var(--line); padding: var(--s3); }
.seq-viz svg { width: 100%; height: auto; max-height: 220px; }
.seq-viz .ln { fill: none; stroke: var(--cyan); stroke-width: 2.5; stroke-linejoin: round; }
.seq-viz .pt { fill: var(--magenta); stroke: #04030a; stroke-width: 1.5; }
.seq-viz .pt.cur { fill: var(--text); }
.seq-viz .gl { stroke: var(--line); stroke-width: 1; }
.seq-viz text { fill: var(--dim); font-family: var(--font); font-size: 11px; }
.compare { display: grid; gap: var(--s3); grid-template-columns: minmax(0, 1fr); margin-top: var(--s4); }
.compare .cell { padding: var(--s4); border: 1px solid var(--line); border-radius: var(--r1); background: var(--panel); }
.compare .cell h3 { color: var(--cyan); font-size: 0.95rem; margin-bottom: var(--s2); }

/* ==========================================================================
   CONTACT
   ========================================================================== */
.contact-grid { display: grid; gap: var(--s6); grid-template-columns: minmax(0, 1fr); align-items: start; }
.patch { padding: clamp(var(--s4), 3vw, var(--s6)); border-radius: var(--r2); border: 1px solid var(--line-2); background: linear-gradient(180deg, var(--panel-2), var(--panel)); box-shadow: var(--shadow-raise); }
.patch form { display: grid; gap: var(--s4); }
.mail-preview { padding: var(--s3) var(--s4); background: #0A0812; border: 1px solid var(--line); border-radius: var(--r1); white-space: pre-wrap; overflow-wrap: anywhere; font-size: 0.85rem; color: var(--text); box-shadow: var(--shadow-well); }
.jacks { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--s3); list-style: none; margin: 0; }
.jacks li { display: flex; flex-direction: column; align-items: center; gap: var(--s2); padding: var(--s4) var(--s2); background: #05040a; border-radius: var(--r1); box-shadow: var(--shadow-well), 0 0 0 1px var(--line); text-align: center; font-size: 0.78rem; letter-spacing: 0.14em; font-weight: 800; text-transform: uppercase; }
.jacks svg { width: 56px; height: 56px; }
.faq details { border: 1px solid var(--line); border-radius: var(--r1); background: var(--panel); }
.faq details + details { margin-top: var(--s2); }
.faq summary { display: flex; align-items: center; min-height: 48px; padding: 0 var(--s4); cursor: pointer; font-weight: 800; letter-spacing: 0.04em; text-transform: uppercase; font-size: 0.86rem; list-style: none; gap: var(--s3); }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::before { content: "+"; display: inline-grid; place-items: center; width: 24px; height: 24px; border-radius: 6px; background: var(--magenta); color: var(--black); font-weight: 800; flex: none; }
.faq details[open] summary::before { content: "\2212"; background: var(--cyan); }
.faq details p { padding: 0 var(--s4) var(--s4); color: var(--dim); }

/* ---------- footer ---------- */
.site-footer {
  margin-top: var(--s8);
  border-top: 1px solid var(--line-2);
  background: linear-gradient(180deg, var(--panel), var(--black));
  padding-block: var(--s7) var(--s6);
  position: relative;
}
.site-footer::before { content: ""; position: absolute; left: 0; right: 0; top: -1px; height: 2px; background: linear-gradient(90deg, transparent, var(--cyan) 30%, var(--magenta) 70%, transparent); }
.foot-grid { display: grid; gap: var(--s6); grid-template-columns: minmax(0, 1fr); }
.foot-brand .brand { margin-bottom: var(--s3); }
.foot-brand p { color: var(--dim); font-size: 0.9rem; }
.foot-nav ul { list-style: none; display: grid; gap: 2px; }
.foot-nav a, .foot-contact a { display: inline-flex; align-items: center; min-height: 44px; color: var(--text); }
.foot-contact { overflow-wrap: anywhere; }
.foot-note { margin-top: var(--s6); padding-top: var(--s4); border-top: 1px solid var(--line); color: var(--dim); font-size: 0.84rem; max-width: none; }

/* ---------- keyframes ---------- */
@keyframes vu-bounce { from { height: 20px; } to { height: 120px; } }
@keyframes svg-vu { from { transform: scaleY(0.2); } to { transform: scaleY(1); } }
@keyframes led-blink { 0% { opacity: 1; } 50% { opacity: 0.25; } 100% { opacity: 1; } }
@keyframes cable-sway { from { transform: rotate(-1.2deg); } to { transform: rotate(1.4deg); } }

/* ==========================================================================
   RESPONSIVE
   ========================================================================== */
@media (max-width: 779px) {
  .nav-toggle { display: inline-flex; }
  .site-nav { flex-basis: 100%; }
  html.js .site-nav { display: none; }
  html.js .site-nav.is-open { display: block; }
  .site-nav ul { flex-direction: column; padding-bottom: var(--s3); }
  .site-nav a { width: 100%; }
}
@media (min-width: 480px) {
  .padnav { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .pads { grid-template-columns: repeat(8, minmax(0, 1fr)); }
  .seg { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (min-width: 640px) {
  .console-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    grid-template-areas: "disp disp" "phr phr" "scl voi" "tmp ech" "mast mast";
  }
  .tapes { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .path-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .tape-teasers { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .rules { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .notes-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .lab-row { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .compare { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .foot-grid { grid-template-columns: 1.4fr 1fr 1fr; }
  .drop-row { grid-template-columns: minmax(0, 1fr) auto; }
}
@media (min-width: 900px) {
  .hero-grid { grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr); }
  .path-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .padnav { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .son-layout { grid-template-columns: 240px minmax(0, 1fr); }
  .chain { position: sticky; top: var(--s4); }
  .contact-grid { grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr); }
  .tape-bar { grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr); }
}
@media (min-width: 1000px) {
  .console-grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    grid-template-areas:
      "disp disp disp disp disp disp disp disp mast mast mast mast"
      "phr phr phr phr phr scl scl scl mast mast mast mast"
      "voi voi voi voi tmp tmp ech ech mast mast mast mast";
  }
  .a-mast .master-cols { flex-wrap: nowrap; gap: var(--s4); }
}
@media (min-width: 1100px) {
  .pads { grid-template-columns: repeat(16, minmax(0, 1fr)); }
  .pad { min-height: 108px; padding: 6px; }
  .pad-note { font-size: 0.92rem; }
  .tapes { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}
@media (max-width: 479px) {
  .pad { min-height: 84px; }
  .btn { padding: 0 var(--s4); }
  .tape-actions { grid-template-columns: minmax(0, 1fr); }
  .frame { padding: 18px 14px; }
  .strip { padding: var(--s3); }
}
@media (min-width: 1500px) {
  :root { --max: 1360px; }
}

/* ---------- print ---------- */
@media print {
  body { background: #fff; color: #000; }
  .site-header, .site-footer, .skip, .frame, .tape-actions, .hero-art, .drop, .nav-toggle { display: none !important; }
  a { color: #000; }
  .strip, .patch, .card { box-shadow: none; border: 1px solid #000; background: #fff; color: #000; }
  p, li, .dim { color: #000 !important; }
}

/* ---------- reduced motion: static final state ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation: none !important;
    animation-duration: 0s !important;
    animation-delay: 0s !important;
    animation-iteration-count: 1 !important;
    transition: none !important;
    transition-duration: 0s !important;
    scroll-behavior: auto !important;
  }
  .vu-deco > i { height: var(--lvl, 70px); }
  .svg-vu { transform: scaleY(0.6); }
  .led.blink, .svg-led { opacity: 1; }
  .btn:active, .pad:active, .padnav a:active, .padnav a:hover { transform: none; }
}

/* ---------- late additions ---------- */
.tape .strip-head h2.name { font-size: 1rem; letter-spacing: 0.04em; color: var(--text); margin: 0; text-align: right; }
.tape .strip-head { gap: var(--s3); }
.btn.is-on { background: var(--cyan); color: var(--black); border-color: #92f5fa; box-shadow: 0 1px 0 rgba(255, 255, 255, 0.5) inset, 0 0 18px rgba(46, 230, 240, 0.4); }
.mini-steps i.now { box-shadow: 0 0 0 2px var(--cyan); background: var(--cyan); }
table.data tr.now td { background: var(--violet-deep); color: var(--text); }
table.data tbody th { padding: 8px 12px; text-align: left; border-top: 1px solid var(--line); white-space: nowrap; color: var(--text); font-weight: 700; }
.seq-viz .pt.cur { fill: var(--text); }
select.field:disabled { color: var(--dim); border-style: dashed; cursor: not-allowed; }
.fader-wrap { align-items: flex-start; }

@media (max-width: 479px) {
  .keys div { grid-template-columns: minmax(0, 1fr); gap: 2px; }
}
.tape .strip-head { justify-content: flex-start; }
.tape .strip-head::before { white-space: nowrap; }
.tape .strip-head h2.name { flex: 1 1 auto; text-align: left; }
.vu-ticks { height: 151px; align-self: flex-start; }
.son-main > section > p, .son-main > section > ul, .son-main > section > .formula, .son-main > section > .compare, .son-main > section > .table-wrap { margin-top: var(--s4); }
.son-main .formula { margin-bottom: var(--s4); }
.stack > .jacks { margin-top: var(--s4); margin-bottom: var(--s4); }