/* --- Hush Mixer · Simple Mode (CRT phosphor) --- */

:root {
  --bg:        #0a0700;
  --bg-deep:   #050300;
  --phosphor:  #ffb000;
  --phosphor-dim: #b07700;
  --phosphor-faint: #553a00;
  --glow:      rgba(255, 176, 0, 0.55);
  --glow-soft: rgba(255, 176, 0, 0.20);
}

* { box-sizing: border-box; }

/* Mode containers — only one is visible at a time. */
.studio-mode, .simple-mode { display: none; }
body.mode-studio .studio-mode { display: block; }
body.mode-simple .simple-mode { display: block; }

/* Page-level rules that apply regardless of mode. */
html, body {
  margin: 0;
  padding: 0;
  min-height: 100vh;
  min-height: 100dvh;
  -webkit-font-smoothing: antialiased;
  user-select: none;
  overscroll-behavior: none;
}
body { background: #0a0700; }

/* Simple-mode container fills the viewport and owns its own typography. */
.simple-mode {
  min-height: 100vh;
  min-height: 100dvh;
  background:
    radial-gradient(120% 90% at 50% 50%, #15100200 0%, var(--bg) 60%, var(--bg-deep) 100%);
  color: var(--phosphor);
  font-family: ui-monospace, "JetBrains Mono", "Fira Code", "SF Mono",
               Menlo, Consolas, monospace;
  font-size: 14px;
  line-height: 1.7;
  letter-spacing: 0.04em;
  text-shadow: 0 0 4px var(--glow), 0 0 1px rgba(255, 176, 0, 0.85);
  position: relative;
}

.term {
  max-width: 720px;
  margin: 0 auto;
  /* Safe-area padding at top + bottom so the header / footer never sit
     under the iOS notch or the home-indicator bar. */
  padding:
    max(36px, env(safe-area-inset-top, 36px)) 28px
    max(28px, env(safe-area-inset-bottom, 28px));
  position: relative;
  z-index: 1;
}

/* --- Header --- */
.term-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  font-weight: 600;
  letter-spacing: 0.12em;
}
.term-title { font-size: 13px; }
.term-meta {
  color: var(--phosphor-dim);
  font-size: 11px;
  letter-spacing: 0.16em;
}

/* --- Horizontal rules drawn with box-drawing characters --- */
.term-rule {
  margin: 8px 0;
  height: 1.4em;
  overflow: hidden;
  white-space: nowrap;
  color: var(--phosphor-dim);
  text-shadow: 0 0 4px var(--glow-soft);
  font-size: 12px;
}
.term-rule::after {
  content: "─────────────────────────────────────────────────────────────────────────────────────";
  letter-spacing: 0;
}
.term-rule-double::after {
  content: "═════════════════════════════════════════════════════════════════════════════════════";
}

/* --- Strip rows --- */
.term-section { padding: 4px 0; }

.strip {
  display: grid;
  grid-template-columns: 134px 1fr 56px;
  gap: 14px;
  align-items: center;
  padding: 5px 4px;
  cursor: pointer;
  border-radius: 2px;
  transition: text-shadow 0.08s linear;
  /* Touch on a strip is a slider drag, not a page scroll. */
  touch-action: none;
}
.strip:hover,
.strip:focus-within {
  text-shadow:
    0 0 4px var(--glow),
    0 0 10px var(--glow),
    0 0 1px rgba(255, 200, 80, 1);
}

.strip-label {
  font-weight: 600;
  letter-spacing: 0.14em;
  white-space: nowrap;
  overflow: hidden;
}

.strip-bar-wrap {
  display: inline-flex;
  align-items: center;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0;
  font-feature-settings: "kern" 0;
  white-space: nowrap;
}
.bracket { color: var(--phosphor-dim); }
.bar {
  display: inline-block;
  letter-spacing: 0;
  text-shadow: inherit;
}

.strip-value {
  text-align: right;
  color: var(--phosphor-dim);
  font-variant-numeric: tabular-nums;
  font-size: 13px;
  letter-spacing: 0.06em;
}

.strip[data-active="true"] .strip-value,
.strip:hover .strip-value {
  color: var(--phosphor);
}

/* --- Play button (terminal-style toggle) --- */
.term-controls {
  display: flex;
  justify-content: center;
}
.term-btn {
  background: transparent;
  border: 1px dashed var(--phosphor-faint);
  color: inherit;
  font: inherit;
  letter-spacing: 0.12em;
  cursor: pointer;
  padding: 8px 18px;
  display: inline-flex;
  gap: 12px;
  align-items: baseline;
  text-shadow: inherit;
  border-radius: 2px;
  transition: border-color 0.12s linear, text-shadow 0.12s linear;
}
.term-btn:hover {
  border-color: var(--phosphor-dim);
  text-shadow:
    0 0 4px var(--glow),
    0 0 12px var(--glow);
}
.term-btn.armed { border-color: var(--phosphor); }
.play-prefix {
  color: var(--phosphor-dim);
  font-weight: 700;
}
.play-label { font-weight: 700; }
.play-status {
  margin-left: 4px;
  color: var(--phosphor-dim);
  font-size: 12px;
}
.term-btn.armed .play-status { color: var(--phosphor); }

/* --- Footer --- */
.term-foot {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-top: 6px;
  font-size: 11px;
  color: var(--phosphor-dim);
  letter-spacing: 0.12em;
}
.theme-link {
  color: var(--phosphor);
  text-decoration: none;
  border-bottom: 1px dashed var(--phosphor-dim);
  padding-bottom: 1px;
}
.theme-link:hover {
  text-shadow: 0 0 4px var(--glow), 0 0 10px var(--glow);
}
.hint { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

/* --- CRT scanlines (subtle) --- */
.scanlines {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 50;
  background: repeating-linear-gradient(
    0deg,
    rgba(0, 0, 0, 0.16) 0px,
    rgba(0, 0, 0, 0.16) 1px,
    transparent 1px,
    transparent 3px
  );
  mix-blend-mode: multiply;
}

/* --- CRT vignette --- */
.vignette {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 60;
  background:
    radial-gradient(ellipse at center, transparent 55%, rgba(0, 0, 0, 0.65) 100%);
}

/* Caret blink in the play prefix — small flourish */
@keyframes blink {
  0%, 60%   { opacity: 1; }
  61%, 100% { opacity: 0.25; }
}
.term-btn:not(.armed) .play-prefix {
  animation: blink 1.1s steps(1) infinite;
}

/* --- Mobile --- */
@media (max-width: 600px) {
  .term {
    padding:
      max(22px, env(safe-area-inset-top, 22px)) 14px
      max(18px, env(safe-area-inset-bottom, 18px));
    font-size: 13px;
  }
  .strip {
    grid-template-columns: 92px 1fr 44px;
    gap: 8px;
    padding: 7px 0;
  }
  .strip-label { letter-spacing: 0.08em; font-size: 11px; }
  .strip-value { font-size: 12px; }
  .term-title { font-size: 11px; letter-spacing: 0.10em; }
  .term-meta  { font-size: 10px; }
  .term-foot  { font-size: 10px; gap: 12px; }
}