:root {
  --bg: #0b0d10;
  --panel: #12151b;
  --panel-2: #161a23;
  --border: #1f2631;
  --border-2: #2c3544;
  --text: #e8edf7;
  --muted: #9aa7bd;
  --accent: #7ae0ff;
  --accent-2: #8c7bff;
  --shadow: 0 20px 50px rgba(0,0,0,0.35);
}

* { box-sizing: border-box; }
body {
  background: radial-gradient(circle at 20% 20%, rgba(124,216,255,0.05), transparent 30%),
              radial-gradient(circle at 80% 0%, rgba(140,123,255,0.06), transparent 28%),
              var(--bg);
  color: var(--text);
  font-family: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
  margin: 0;
  padding: 0;
  min-height: 100vh;
}

.app-shell {
  padding: 24px 24px 48px;
  max-width: 1400px;
  margin: 0 auto;
}

.topbar {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: flex-end;
  gap: 16px;
  margin-bottom: 18px;
  border-bottom: 1px solid var(--border);
  padding-bottom: 12px;
}

.title h1 { margin: 2px 0; font-size: 28px; letter-spacing: 0.5px; }
.title p { margin: 0; color: var(--muted); }
.eyebrow { color: var(--accent); font-weight: 600; letter-spacing: 1px; font-size: 12px; }

.source-controls {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 10px;
  align-items: end;
}
.source-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}
.dropzone {
  border: 1px dashed var(--border-2);
  border-radius: 12px;
  padding: 12px;
  text-align: center;
  color: var(--muted);
  background: rgba(255,255,255,0.02);
  cursor: pointer;
  transition: border-color 0.12s ease, background 0.12s ease;
}
.dropzone.active {
  border-color: var(--accent);
  background: rgba(122,224,255,0.08);
  color: var(--text);
}

label { display: flex; flex-direction: column; gap: 6px; font-size: 13px; color: var(--muted); }
label.inline { width: 100%; }
textarea {
  width: 100%;
  min-height: 72px;
  background: var(--panel);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px;
  resize: vertical;
}

.file-picker { background: var(--panel); padding: 10px; border: 1px dashed var(--border); border-radius: 10px; }
.file-picker input { display: none; }
.file-button { background: var(--border-2); color: var(--text); padding: 8px 10px; border-radius: 8px; text-align: center; border: 1px solid var(--border); cursor: pointer; }
.file-name { font-size: 12px; color: var(--muted); margin-top: 6px; }

button {
  border: 1px solid var(--border);
  background: var(--panel-2);
  color: var(--text);
  border-radius: 12px;
  padding: 10px 14px;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.12s ease, border-color 0.12s ease, background 0.12s ease;
}
button:hover { transform: translateY(-1px); border-color: var(--border-2); }
button.primary { background: linear-gradient(90deg, var(--accent), var(--accent-2)); color: #0a0c10; border: none; }
button.ghost { background: transparent; color: var(--muted); }

.layout { display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: 16px; }

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 16px;
  box-shadow: var(--shadow);
}
.card-header { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 10px; }
.card-header h2 { margin: 0; font-size: 18px; }
.card-header p { margin: 0; color: var(--muted); }

.ladder { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 10px; }
.ladder-item {
  padding: 12px;
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 12px;
  cursor: pointer;
  transition: border-color 0.12s ease, transform 0.12s ease, background 0.12s ease;
}
.ladder-item:hover { transform: translateY(-1px); border-color: var(--border-2); }
.ladder-item.active { border-color: var(--accent); box-shadow: 0 0 0 1px rgba(122,224,255,0.2); }
.ladder-item .label { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: 0.06em; }
.ladder-item .duration { font-size: 18px; font-weight: 700; }
.ladder-item .meta { color: var(--muted); font-size: 13px; margin-top: 6px; line-height: 1.4; }

.player-card { display: flex; flex-direction: column; gap: 12px; }
.pill-group { display: flex; gap: 8px; }
.pill { border-radius: 999px; padding: 8px 12px; background: var(--panel-2); color: var(--muted); border: 1px solid var(--border); }
.pill.active { color: var(--text); border-color: var(--accent); background: rgba(122,224,255,0.08); }

.display {
  position: relative;
  min-height: 200px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: linear-gradient(180deg, rgba(122,224,255,0.05), rgba(12,15,21,0.8));
  padding: 24px;
  overflow: hidden;
}
.display-content {
  position: relative;
  z-index: 2;
  font-size: 32px;
  text-align: center;
  line-height: 1.3;
  color: var(--text);
  transition: opacity 0.2s ease;
  word-break: break-word;
}
.afterglow {
  position: absolute;
  inset: 0;
  opacity: 0;
  pointer-events: none;
  color: var(--muted);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  text-align: center;
  transition: opacity 0.2s ease;
  z-index: 1;
}

.progress-row { display: flex; align-items: center; gap: 12px; justify-content: space-between; }
.progress { flex: 1; height: 10px; background: var(--panel-2); border-radius: 999px; border: 1px solid var(--border); overflow: hidden; }
.progress-bar { height: 100%; width: 0%; background: linear-gradient(90deg, var(--accent), var(--accent-2)); border-radius: 999px; transition: width 0.12s ease; }
.progress-meta { display: flex; align-items: center; gap: 10px; color: var(--muted); font-size: 13px; }

.controls { display: grid; grid-template-columns: repeat(auto-fit,minmax(200px,1fr)); gap: 10px; align-items: center; }
.control { display: flex; align-items: center; gap: 8px; color: var(--muted); font-size: 13px; }
.control input[type="range"] { width: 100%; }
.triple { display: grid; grid-template-columns: repeat(3, 1fr); gap: 6px; align-items: center; color: var(--muted); }
.triple input { width: 100%; background: var(--panel-2); border: 1px solid var(--border); color: var(--text); border-radius: 8px; padding: 6px; }

.settings-panel { height: fit-content; }
.settings-grid { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
.setting-group {
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 12px;
  display: grid;
  gap: 10px;
}
.setting-group h3 { margin: 0; font-size: 14px; color: var(--text); }
.setting-fields { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 10px; }
.button-row { display: flex; flex-wrap: wrap; gap: 8px; }

input[type="range"], select, input[type="number"] {
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 6px;
  color: var(--text);
}

.toggle { display: flex; align-items: center; gap: 8px; cursor: pointer; }
.toggle input { width: auto; }

.grid-display {
  --grid-gap: 10px;
  --grid-cell-padding: 10px;
  --grid-cell-min-height: 56px;
  --grid-cell-radius: 12px;
  --grid-cell-border: 1px;
  --grid-cell-bg: 0.06;
  display: grid;
  gap: var(--grid-gap);
  justify-content: center;
  align-content: center;
  width: 100%;
}
.grid-word {
  background: rgba(255,255,255,var(--grid-cell-bg));
  border: var(--grid-cell-border) solid var(--border);
  border-radius: var(--grid-cell-radius);
  padding: var(--grid-cell-padding);
  min-height: var(--grid-cell-min-height);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  font-weight: 600;
  box-shadow: inset 0 0 0 1px rgba(255,255,255,0.02);
  line-height: 1.2;
}
.grid-display.high-contrast .grid-word {
  background: rgba(122,224,255,0.12);
  border-color: rgba(140,123,255,0.6);
  box-shadow: 0 0 0 1px rgba(122,224,255,0.35), 0 10px 20px rgba(0,0,0,0.35);
}
.grid-display.glow .grid-word {
  box-shadow: 0 0 0 1px rgba(122,224,255,0.35), 0 12px 24px rgba(0,0,0,0.4);
}

.orp { color: var(--accent); text-shadow: 0 0 12px rgba(122,224,255,0.35); }
.orp.bold { font-weight: 800; text-shadow: none; }
.orp.underline { text-decoration: underline; text-shadow: none; }

.rsvp-line { font-size: 42px; letter-spacing: 0.02em; }
.phrase { font-size: 28px; line-height: 1.4; }

.main-column { display: flex; flex-direction: column; gap: 12px; }

@media (max-width: 1080px) {
  .layout { grid-template-columns: 1fr; }
  .settings-panel { order: -1; }
  .settings-grid { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
}

@media (max-width: 820px) {
  .topbar { align-items: flex-start; }
  .card-header { flex-direction: column; align-items: flex-start; }
  .source-controls { grid-template-columns: minmax(0, 1fr); }
  .setting-fields { grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); }
}

@media (prefers-reduced-motion: reduce) {
  * { scroll-behavior: auto !important; transition-duration: 0ms !important; animation-duration: 0ms !important; }
}

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