/* ============================================================
   REEL DECK — "brushed aluminum tape console" design system

   Palette:
     --charcoal   #2B2B28  body backdrop
     --aluminum   #C9C5BB  panel face
     --aluminum-2 #B4B0A5  panel shadow/groove
     --cream      #EDE6D6  labels on dark
     --amber      #D98A3D  primary dial glow / accent
     --signal-grn #4B6B4A  active / running state
     --rust       #A8402D  stop / error state
   Type:
     Display  — 'Special Elite' (typewriter/label-maker)
     Body/UI  — 'Libre Franklin'
     Utility  — 'IBM Plex Mono' (readouts, data)
   ============================================================ */

:root {
  --charcoal: #201F1C;
  --charcoal-2: #171614;
  --aluminum: #CBC7BC;
  --aluminum-2: #ADA99E;
  --aluminum-3: #8F8B80;
  --cream: #EDE6D6;
  --amber: #D98A3D;
  --amber-glow: #F2A85C;
  --signal-grn: #4B6B4A;
  --signal-grn-lit: #7FA87C;
  --rust: #A8402D;
  --ink: #2A2823;

  --radius: 6px;
  --font-display: 'Special Elite', cursive;
  --font-body: 'Libre Franklin', sans-serif;
  --font-mono: 'IBM Plex Mono', monospace;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(ellipse at top, #302E29 0%, var(--charcoal-2) 70%);
  font-family: var(--font-body);
  color: var(--ink);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 32px 16px;
}

.deck {
  width: 100%;
  max-width: 720px;
  background: linear-gradient(180deg, var(--aluminum) 0%, var(--aluminum-2) 100%);
  border-radius: 14px;
  box-shadow:
    0 30px 60px rgba(0,0,0,0.55),
    0 2px 0 rgba(255,255,255,0.4) inset,
    0 -6px 12px rgba(0,0,0,0.15) inset;
  padding: 18px;
  position: relative;
}

.deck::before {
  /* brushed-metal texture via repeating gradient */
  content: "";
  position: absolute;
  inset: 8px;
  border-radius: 10px;
  background: repeating-linear-gradient(
    100deg,
    rgba(255,255,255,0.05) 0px,
    rgba(255,255,255,0.05) 1px,
    transparent 1px,
    transparent 3px
  );
  pointer-events: none;
}

/* ---------- top faceplate ---------- */

.faceplate-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 6px 10px 18px;
  border-bottom: 2px solid rgba(0,0,0,0.15);
}

.brand { display: flex; align-items: center; gap: 12px; }

.brand-mark {
  font-size: 28px;
  color: var(--amber);
  text-shadow: 0 0 8px rgba(217,138,61,0.6);
}

.brand-text h1 {
  font-family: var(--font-display);
  font-size: 22px;
  letter-spacing: 3px;
  margin: 0;
  color: var(--ink);
}

.brand-sub {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 2px;
  margin: 2px 0 0;
  color: var(--aluminum-3);
}

.power-cluster {
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 1px;
  color: var(--aluminum-3);
}

.power-led {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: #5b1e15;
  display: inline-block;
}
.power-led.on {
  background: var(--signal-grn-lit);
  box-shadow: 0 0 8px 2px rgba(127,168,124,0.8);
}

/* ---------- modules ---------- */

.panel {
  padding: 18px 10px 4px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.module {
  background: linear-gradient(180deg, #DEDAD0, #C4C0B5);
  border-radius: var(--radius);
  padding: 14px 16px 16px;
  box-shadow:
    0 1px 0 rgba(255,255,255,0.5) inset,
    0 2px 6px rgba(0,0,0,0.18);
}

.module-label {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 10px;
}

.tag {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 1.5px;
  background: var(--ink);
  color: var(--cream);
  padding: 2px 6px;
  border-radius: 3px;
}

.module h2 {
  font-family: var(--font-display);
  font-size: 15px;
  margin: 0;
  letter-spacing: 0.5px;
  color: var(--ink);
}

.field-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 1px;
  color: var(--aluminum-3);
  margin: 0 0 6px;
  text-transform: uppercase;
}

/* ---------- inputs ---------- */

.input-row { display: flex; gap: 8px; }

#urlInput {
  flex: 1;
  font-family: var(--font-mono);
  font-size: 13px;
  padding: 10px 12px;
  border: none;
  border-radius: 4px;
  background: var(--cream);
  box-shadow: 0 2px 3px rgba(0,0,0,0.25) inset;
  color: var(--ink);
}
#urlInput:focus { outline: 2px solid var(--amber); outline-offset: 1px; }

.note {
  font-family: var(--font-mono);
  font-size: 11px;
  line-height: 1.5;
  color: var(--aluminum-3);
  margin: 8px 2px 0;
}

/* ---------- buttons ---------- */

.btn {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 12px;
  letter-spacing: 1px;
  padding: 10px 16px;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  color: var(--cream);
  transition: transform 0.05s ease, filter 0.15s ease;
}
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: 0.45; cursor: not-allowed; }

.btn-amber {
  background: linear-gradient(180deg, var(--amber-glow), var(--amber));
  box-shadow: 0 2px 0 #9a5f27, 0 3px 6px rgba(0,0,0,0.3);
}
.btn-amber:hover:not(:disabled) { filter: brightness(1.06); }

.btn-green {
  width: 100%;
  background: linear-gradient(180deg, var(--signal-grn-lit), var(--signal-grn));
  box-shadow: 0 2px 0 #33472f, 0 3px 6px rgba(0,0,0,0.3);
  margin-top: 14px;
  padding: 12px;
  font-size: 13px;
}
.btn-green:hover:not(:disabled) { filter: brightness(1.06); }

.link-btn {
  background: none;
  border: none;
  padding: 0;
  font: inherit;
  color: var(--amber);
  text-decoration: underline;
  cursor: pointer;
}

/* ---------- drop zone ---------- */

.drop-zone {
  border: 2px dashed var(--aluminum-3);
  border-radius: 5px;
  padding: 22px 12px;
  text-align: center;
  background: rgba(255,255,255,0.25);
  transition: border-color 0.15s ease, background 0.15s ease;
}
.drop-zone.drag-over {
  border-color: var(--amber);
  background: rgba(217,138,61,0.12);
}

.drop-copy {
  margin: 0;
  font-family: var(--font-body);
  font-size: 13px;
  color: var(--ink);
}

.file-name {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--signal-grn);
  margin: 8px 0 0;
  word-break: break-all;
}

/* ---------- format toggle switches ---------- */

.format-block { margin-top: 16px; }

.switch-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.toggle-switch {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.5px;
  padding: 8px 12px;
  border-radius: 4px;
  border: 1px solid var(--aluminum-3);
  background: linear-gradient(180deg, #EFEBE0, #D8D4C9);
  color: var(--ink);
  cursor: pointer;
  box-shadow: 0 1px 0 rgba(255,255,255,0.6) inset;
}

.toggle-switch.active {
  background: linear-gradient(180deg, var(--amber-glow), var(--amber));
  color: var(--cream);
  border-color: #9a5f27;
  box-shadow: 0 1px 3px rgba(0,0,0,0.35) inset;
}

/* ---------- VU meter ---------- */

.vu-block { margin-top: 16px; }

.vu-meter {
  position: relative;
  height: 14px;
  border-radius: 3px;
  background: var(--ink);
  overflow: hidden;
  box-shadow: 0 2px 4px rgba(0,0,0,0.4) inset;
}

.vu-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--signal-grn) 0%, var(--signal-grn-lit) 60%, var(--amber) 88%, var(--rust) 100%);
  transition: width 0.2s ease;
}

.vu-ticks {
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    90deg,
    transparent 0,
    transparent 7px,
    rgba(0,0,0,0.35) 7px,
    rgba(0,0,0,0.35) 8px
  );
}

.vu-readout {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 1px;
  color: var(--aluminum-3);
  margin-top: 6px;
}
#vuStatus.running { color: var(--signal-grn); }
#vuStatus.error { color: var(--rust); }
#vuStatus.done { color: var(--ink); font-weight: 600; }

/* ---------- output tray ---------- */

.tray { padding-bottom: 8px; }

.output-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.output-list li.empty-row {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--aluminum-3);
  padding: 6px 2px;
}

.reel-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(255,255,255,0.35);
  border-radius: 4px;
  padding: 8px 10px;
  font-family: var(--font-mono);
  font-size: 12px;
}

.reel-row .reel-name {
  color: var(--ink);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  max-width: 70%;
}

.reel-row a {
  color: var(--signal-grn);
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid var(--signal-grn);
}
.reel-row a:hover { color: var(--amber); border-color: var(--amber); }

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

.faceplate-bottom {
  text-align: center;
  padding: 12px 0 4px;
}
.faceplate-bottom p {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 2px;
  color: var(--aluminum-3);
  margin: 0;
}

/* ---------- focus visibility ---------- */
button:focus-visible, input:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 2px;
}

/* ---------- responsive ---------- */
@media (max-width: 480px) {
  .brand-text h1 { font-size: 18px; letter-spacing: 2px; }
  .switch-row { gap: 6px; }
  .toggle-switch { padding: 7px 9px; font-size: 10px; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; }
}