/* ==========================================================================
   Video Study Annotator -- themable terminal UI
   One accent, one hue per theme. Annotation types are told apart by glyph,
   never colour.
   ========================================================================== */

/* ---- red theme (default) ------------------------------------------------ */

:root,
[data-theme="red"] {
  --bg-void: #0a0808;
  --bg-panel: #130a0a;
  --bg-panel-raised: #1d0d0d;
  --bg-input: #0d0606;

  --accent: #ff0000;
  --accent-bright: #ff4444;
  --accent-dim: #cc0000;
  --accent-faint: #660000;
  --accent-glow: rgba(255, 0, 0, 0.35);
  --accent-glow-soft: rgba(255, 0, 0, 0.14);

  --danger: #ff5c3d;
  --danger-glow: rgba(255, 92, 61, 0.3);

  --scanline: rgba(255, 0, 0, 0.025);

  --font-mono: 'JetBrains Mono', 'Berkeley Mono', 'IBM Plex Mono', ui-monospace,
               'Cascadia Code', 'Fira Code', Consolas, monospace;

  --radius: 2px;
  --border: 1px solid var(--accent-faint);

  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;

  --rail-width: min(400px, 40vw);
}

/* ---- amber theme -------------------------------------------------------- */

[data-theme="amber"] {
  --bg-void: #0a0805;
  --bg-panel: #131009;
  --bg-panel-raised: #1d170d;
  --bg-input: #0d0a06;

  --accent: #ffb000;
  --accent-bright: #ffc94d;
  --accent-dim: #b37d00;
  --accent-faint: #5c3f00;
  --accent-glow: rgba(255, 176, 0, 0.35);
  --accent-glow-soft: rgba(255, 176, 0, 0.14);

  --danger: #ff5c3d;
  --danger-glow: rgba(255, 92, 61, 0.3);

  --scanline: rgba(255, 176, 0, 0.025);
}

* { box-sizing: border-box; }

* {
  scrollbar-width: thin;
  scrollbar-color: var(--accent-faint) var(--bg-panel);
}

*::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}

*::-webkit-scrollbar-track {
  background: var(--bg-panel);
}

*::-webkit-scrollbar-thumb {
  background: var(--accent-faint);
  border-radius: 3px;
}

*::-webkit-scrollbar-thumb:hover {
  background: var(--accent-dim);
}

html, body {
  margin: 0;
  height: 100%;
  background: var(--bg-void);
  color: var(--accent);
}

body {
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  overflow: hidden;
  position: relative;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 999;
  background-image: repeating-linear-gradient(
    to bottom,
    var(--scanline) 0px,
    var(--scanline) 1px,
    transparent 1px,
    transparent 3px
  );
  mix-blend-mode: screen;
}

::selection { background: var(--accent); color: var(--bg-void); }

button, select, textarea, input {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
}

.hidden { display: none !important; }

@keyframes boot-flicker {
  0%   { opacity: 0; }
  8%   { opacity: 1; }
  10%  { opacity: 0.4; }
  12%  { opacity: 1; }
  100% { opacity: 1; }
}
.view { animation: boot-flicker 0.5s steps(1, end); }
@media (prefers-reduced-motion: reduce) {
  .view { animation: none; }
  .btn-start { animation: none; }
}

/* ---- layout shell --------------------------------------------------- */

.view {
  height: 100%;
  display: flex;
  flex-direction: column;
}

#app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  border-bottom: var(--border);
  background: var(--bg-panel);
  flex: 0 0 auto;
}

#app-title {
  letter-spacing: 0.02em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  min-width: 0;
}
#app-title .glyph { color: var(--accent-dim); margin-right: var(--space-1); }
#video-title-text { text-shadow: 0 0 8px var(--accent-glow); }

.header-actions { display: flex; gap: var(--space-2); flex: 0 0 auto; }

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

#stage {
  flex: 1 1 auto;
  min-height: 0;
  min-width: 0;
  display: flex;
  flex-direction: column;
  padding: var(--space-4);
  gap: var(--space-3);
}

#video-frame {
  position: relative;
  flex: 1 1 auto;
  min-height: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #000;
  border: 1px solid var(--accent-faint);
  border-radius: var(--radius);
  box-shadow: 0 0 24px var(--accent-glow-soft) inset;
  overflow: hidden;
  -webkit-user-select: none;
  user-select: none;
}

#video {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
  background: #000;
}

#video-error {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  text-align: center;
  padding: var(--space-5);
  color: var(--danger);
  background: var(--bg-void);
}
#video-error p { margin: 0; max-width: 480px; }
#video-error p:first-child { font-size: 16px; letter-spacing: 0.03em; }
#video-error-detail { color: var(--accent-dim); font-size: 13px; line-height: 1.6; }
#video-error .glyph { color: var(--danger); }

#clip-capture {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(4, 3, 1, 0.6);
  z-index: 5;
}
.clip-capture-box {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4);
  background: var(--bg-panel-raised);
  border: 1px solid var(--accent-dim);
  border-radius: var(--radius);
  box-shadow: 0 0 24px var(--accent-glow-soft);
}
#clip-capture-status { color: var(--accent-bright); font-size: 13px; letter-spacing: 0.03em; }

/* ---- side rail ---------------------------------------------------------- */

#side-rail {
  flex: 0 0 auto;
  width: 0;
  min-width: 0;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  background: var(--bg-panel);
  border-left: 1px solid var(--accent-faint);
  transition: width 220ms ease, border-color 220ms ease;
}
#side-rail.open {
  width: var(--rail-width);
  border-left-color: var(--accent-dim);
}

#rail-header {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-4);
  border-bottom: var(--border);
  flex: 0 0 auto;
  white-space: nowrap;
  width: var(--rail-width);
}
#rail-header h2 {
  margin: 0;
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 0.03em;
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
}
#rail-header .glyph { color: var(--accent-dim); }

#rail-body {
  flex: 1 1 auto;
  min-height: 0;
  overflow-y: auto;
  padding: var(--space-4);
  width: var(--rail-width);
}

.rail-screen { display: flex; flex-direction: column; gap: var(--space-3); min-height: 100%; }
.rail-screen-toolbar { display: flex; align-items: center; gap: var(--space-2); flex: 0 0 auto; }
.rail-screen-toolbar .modal-timestamp { margin-left: auto; }
#screen-index-list .rail-screen-toolbar,
#screen-reference-list .rail-screen-toolbar { justify-content: flex-end; }

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

button {
  background: transparent;
  border: var(--border);
  border-radius: var(--radius);
  color: var(--accent);
  padding: var(--space-2) var(--space-3);
  cursor: pointer;
  transition: background-color 120ms ease, box-shadow 120ms ease, color 120ms ease, border-color 120ms ease;
  white-space: nowrap;
}
button:hover:not(:disabled) {
  border-color: var(--accent);
  box-shadow: 0 0 10px var(--accent-glow-soft);
}
button:active:not(:disabled) {
  background: var(--accent);
  color: var(--bg-void);
  box-shadow: 0 0 16px var(--accent-glow);
}
button:disabled { color: var(--accent-faint); border-color: var(--accent-faint); cursor: not-allowed; }
button:focus-visible { outline: 2px solid var(--accent-bright); outline-offset: 2px; }

.btn-primary {
  border-color: var(--accent);
  color: var(--bg-void);
  background: var(--accent);
}
.btn-primary:hover:not(:disabled) {
  background: var(--accent-bright);
  border-color: var(--accent-bright);
  box-shadow: 0 0 14px var(--accent-glow);
}
.btn-primary:active:not(:disabled) { background: var(--accent-dim); }

.btn-danger { color: var(--danger); border-color: var(--danger); }
.btn-danger:hover:not(:disabled) { box-shadow: 0 0 10px var(--danger-glow); }
.btn-danger:active:not(:disabled) { background: var(--danger); color: var(--bg-void); }

.btn-ghost { color: var(--accent-dim); border-color: transparent; }
.btn-ghost:hover:not(:disabled) { color: var(--accent); border-color: var(--accent-faint); }

.btn-lang,
.btn-theme {
  font-size: 16px;
  line-height: 1;
  padding: var(--space-1) var(--space-2);
  cursor: pointer;
  background: none;
  border: 1px solid transparent;
}

/* ---- dropdown (language / theme) ---------------------------------------- */

.lang-dropdown {
  position: fixed;
  z-index: 300;
  background: var(--bg-panel);
  border: 1px solid var(--accent-dim);
  border-radius: var(--radius);
  box-shadow: 0 4px 20px rgba(0,0,0,0.7), 0 0 16px var(--accent-glow-soft);
  min-width: 140px;
}

.lang-option {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  cursor: pointer;
  background: none;
  border: none;
  border-bottom: 1px solid var(--bg-panel-raised);
  color: var(--accent);
  text-align: left;
  width: 100%;
  transition: background-color 120ms ease, color 120ms ease;
}

.lang-option:last-child {
  border-bottom: none;
}

.lang-option:hover {
  background: var(--bg-panel-raised);
  color: var(--accent-bright);
}

.lang-option.active {
  background: var(--bg-panel-raised);
  color: var(--accent-bright);
  font-weight: 500;
}

.lang-flag {
  width: 24px;
  height: 16px;
  object-fit: contain;
  flex: 0 0 auto;
}

.lang-label {
  font-size: 14px;
  flex: 1;
}

/* ---- transport ---------------------------------------------------------- */

#transport { flex: 0 0 auto; display: flex; flex-direction: column; gap: var(--space-3); }

#progress-track {
  position: relative;
  height: 28px;
  background: var(--bg-panel);
  border: var(--border);
  border-radius: var(--radius);
  cursor: pointer;
}
#progress-track:focus-visible { outline: 2px solid var(--accent-bright); outline-offset: 2px; }

#progress-fill {
  position: absolute;
  top: 0; left: 0; bottom: 0;
  width: 0%;
  background: linear-gradient(to right, var(--accent-glow-soft), var(--accent-glow));
  border-right: 1px solid var(--accent-dim);
  pointer-events: none;
}

#loop-region {
  position: absolute;
  top: 0; bottom: 0;
  background: var(--accent-glow-soft);
  border-left: 1px dashed var(--accent-dim);
  border-right: 1px dashed var(--accent-dim);
  pointer-events: none;
}

#loop-handles { position: absolute; inset: 0; pointer-events: none; z-index: 3; }

.loop-handle {
  position: absolute;
  top: 50%;
  transform: translate(-50%, -50%);
  min-width: 18px;
  height: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  font-weight: 700;
  line-height: 1;
  color: var(--accent-bright);
  background: var(--bg-panel-raised);
  border: 1px solid var(--accent-bright);
  border-radius: var(--radius);
  padding: 0 3px;
  box-shadow: 0 0 6px var(--accent-glow-soft);
  pointer-events: none;
}

.loop-flash { animation: loop-flash 600ms ease-out; }

@keyframes loop-flash {
  0% { box-shadow: 0 0 0 rgba(0, 0, 0, 0); }
  50% { box-shadow: 0 0 16px var(--accent-glow); border-color: var(--accent-bright); }
  100% { box-shadow: 0 0 0 rgba(0, 0, 0, 0); }
}

#progress-handle {
  position: absolute;
  top: -3px;
  width: 2px;
  height: 34px;
  background: var(--accent-bright);
  box-shadow: 0 0 8px var(--accent-glow);
  pointer-events: none;
  transform: translateX(-1px);
}

#markers-layer { position: absolute; inset: 0; }

.marker {
  position: absolute;
  top: 50%;
  left: 0;
  transform: translate(-50%, -50%);
  width: 18px;
  height: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  line-height: 1;
  color: var(--bg-void);
  background: var(--accent);
  border: none;
  border-radius: 50%;
  cursor: pointer;
  box-shadow: 0 0 6px var(--accent-glow);
  z-index: 2;
  padding: 0;
}
.marker:hover, .marker:focus-visible {
  background: var(--accent-bright);
  box-shadow: 0 0 12px var(--accent-glow);
  outline: none;
}

.marker-tooltip {
  position: absolute;
  bottom: 140%;
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-panel-raised);
  border: 1px solid var(--accent-dim);
  color: var(--accent);
  padding: var(--space-2) var(--space-3);
  font-size: 12px;
  width: max-content;
  max-width: 280px;
  border-radius: var(--radius);
  box-shadow: 0 4px 20px rgba(0,0,0,0.7), 0 0 16px var(--accent-glow-soft);
  pointer-events: none;
  z-index: 3;
}
.marker-tooltip-time {
  display: block;
  color: var(--accent-dim);
  font-size: 11px;
  letter-spacing: 0.03em;
  margin-bottom: var(--space-1);
}
.marker-tooltip-thumb {
  display: block;
  width: 100%;
  max-height: 130px;
  object-fit: cover;
  border-radius: 2px;
  margin-bottom: var(--space-1);
  background: #000;
}
.marker-tooltip-text {
  display: block;
  white-space: pre-wrap;
  overflow-wrap: break-word;
  max-height: 200px;
  overflow: hidden;
  line-height: 1.5;
}
.marker-tooltip-caption {
  display: block;
  color: var(--accent-dim);
  line-height: 1.5;
}

#transport-row { display: flex; align-items: center; gap: var(--space-4); flex-wrap: wrap; }
.transport-group { display: flex; gap: var(--space-2); align-items: center; }

#time-display { color: var(--accent-dim); font-size: 13px; min-width: 168px; text-align: center; }

#speed-select {
  background: var(--bg-input);
  border: var(--border);
  border-radius: var(--radius);
  padding: var(--space-2);
  cursor: pointer;
}

#btn-annotate { margin-left: auto; }

/* ---- modals ---------------------------------------------------- */

.modal {
  position: fixed;
  inset: 0;
  background: rgba(4, 3, 1, 0.78);
  backdrop-filter: blur(2px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
  z-index: 150;
}

.modal-box {
  background: var(--bg-panel);
  border: 1px solid var(--accent-dim);
  border-radius: var(--radius);
  box-shadow: 0 0 32px var(--accent-glow-soft), 0 8px 40px rgba(0,0,0,0.6);
  padding: var(--space-5);
  width: 100%;
  max-width: 520px;
  max-height: calc(100vh - var(--space-6));
  overflow-y: auto;
}

.modal-head {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-3);
  border-bottom: var(--border);
  flex: 0 0 auto;
}
.modal-head h2 {
  margin: 0;
  font-size: 16px;
  font-weight: 500;
  letter-spacing: 0.03em;
  flex: 1;
}
.modal-head .glyph { color: var(--accent-dim); }
.modal-timestamp {
  color: var(--accent-dim);
  font-size: 13px;
  border: 1px solid var(--accent-faint);
  padding: 2px 8px;
  border-radius: var(--radius);
}
.rail-screen-toolbar select {
  background: var(--bg-input);
  border: var(--border);
  border-radius: var(--radius);
  padding: 4px 8px;
  cursor: pointer;
}
#index-search {
  background: var(--bg-input);
  border: var(--border);
  border-radius: var(--radius);
  padding: 4px 8px;
  min-width: 0;
  flex: 1 1 auto;
}

textarea, input[type="text"] {
  width: 100%;
  background: var(--bg-input);
  border: var(--border);
  border-radius: var(--radius);
  color: var(--accent);
  padding: var(--space-3);
  line-height: 1.5;
}
textarea { resize: vertical; }
textarea:focus-visible, textarea:focus,
input[type="text"]:focus-visible, input[type="text"]:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 10px var(--accent-glow-soft);
}
textarea::placeholder, input[type="text"]::placeholder { color: var(--accent-faint); }

#notes-textarea { flex: 1; min-height: 0; }

.type-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-2); }
.type-btn { position: relative; padding: var(--space-4); font-size: 15px; text-align: center; }
.phase-tag { display: block; font-size: 10px; color: var(--accent-faint); margin-top: 4px; letter-spacing: 0.05em; }

.hotkey-letter { text-decoration: none; }
body.alt-active .hotkey-letter {
  text-decoration: underline;
  text-underline-offset: 3px;
  color: var(--accent-bright);
}
.hint-line {
  margin: var(--space-2) 0 0;
  font-size: 11px;
  color: var(--accent-faint);
  text-align: center;
}

#audio-recorder { display: flex; flex-direction: column; gap: var(--space-3); align-items: center; }
.recorder-box { display: flex; flex-direction: column; gap: var(--space-3); align-items: center; }
.record-status {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-size: 14px;
  color: var(--accent-dim);
}
#audio-rec-dot, #ann-audio-rec-dot, #video-rec-dot, #ann-video-rec-dot {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--danger);
  animation: rec-pulse 1s ease-in-out infinite;
}
@keyframes rec-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.25; }
}
@media (prefers-reduced-motion: reduce) {
  #audio-rec-dot, #ann-audio-rec-dot, #video-rec-dot, #ann-video-rec-dot { animation: none; }
}
#audio-preview, #ann-audio-preview, #annotation-view-audio { width: 100%; }
.form-message {
  margin: 0;
  color: var(--danger);
  font-size: 13px;
  text-align: center;
  line-height: 1.6;
}
.status-message {
  margin: 0;
  color: var(--accent-dim);
  font-size: 13px;
  text-align: center;
  line-height: 1.6;
}

#photo-capture-area, #video-recorder { display: flex; flex-direction: column; align-items: center; gap: var(--space-2); }
#photo-preview, #ann-photo-preview,
#photo-camera-preview, #ann-photo-camera-preview,
#video-live-preview, #ann-video-live-preview,
#video-preview, #ann-video-preview {
  max-width: 100%;
  max-height: 320px;
  width: 100%;
  border: var(--border);
  border-radius: var(--radius);
  object-fit: contain;
  background: #000;
}

#annotation-view-audio, #annotation-view-photo, #annotation-view-video { margin-bottom: var(--space-3); }
#annotation-view-photo, #annotation-view-video {
  max-width: 100%;
  max-height: 400px;
  display: block;
  border: var(--border);
  border-radius: var(--radius);
  object-fit: contain;
}
#annotation-media-section { margin-bottom: var(--space-3); }
.recorder-box:not(.hidden) { margin-top: var(--space-3); padding-top: var(--space-3); border-top: 1px dashed var(--accent-faint); }

.modal-actions { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-2); margin-top: var(--space-4); flex: 0 0 auto; }
.modal-actions .spacer { flex: 1; }

#annotation-view-text { white-space: pre-wrap; word-break: break-word; }

#index-list { list-style: none; margin: 0; padding: 0; overflow-y: auto; flex: 1; min-height: 0; }

.index-row {
  display: flex;
  align-items: baseline;
  gap: var(--space-3);
  padding: var(--space-2) var(--space-1);
  border-bottom: 1px solid var(--bg-panel-raised);
  cursor: pointer;
}
.index-row:hover, .index-row:focus-visible { background: var(--bg-panel-raised); outline: none; }
.index-row.active {
  background: var(--bg-panel-raised);
  box-shadow: inset 2px 0 0 var(--accent);
}
.index-row.active .idx-time { color: var(--accent); }
.index-row .idx-glyph { color: var(--accent-dim); width: 1em; flex: 0 0 auto; }
.index-row .idx-time { color: var(--accent-dim); font-size: 13px; flex: 0 0 auto; }
.index-row .idx-preview { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; min-width: 0; }

.empty-state { color: var(--accent-faint); font-size: 13px; line-height: 1.6; }

.shortcut-list { display: grid; gap: var(--space-2); margin: 0; }
.shortcut-list > div {
  display: flex;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-1) 0;
  border-bottom: 1px solid var(--bg-panel-raised);
}
.shortcut-list dt { color: var(--accent-bright); font-weight: 500; margin: 0; }
.shortcut-list dd { margin: 0; color: var(--accent-dim); text-align: right; }

/* ---- toast ---------------------------------------------------------- */

.toast {
  position: fixed;
  bottom: var(--space-5);
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-panel-raised);
  border: 1px solid var(--accent);
  color: var(--accent);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius);
  box-shadow: 0 0 20px var(--accent-glow);
  z-index: 200;
  font-size: 13px;
  animation: toast-in 160ms ease-out;
}
.toast.error { border-color: var(--danger); color: var(--danger); box-shadow: 0 0 20px var(--danger-glow); }
@keyframes toast-in {
  from { opacity: 0; transform: translate(-50%, 8px); }
  to   { opacity: 1; transform: translate(-50%, 0); }
}
@media (prefers-reduced-motion: reduce) {
  .toast { animation: none; }
}

/* ---- library (landing page) ---------------------------------------------------------- */

#library-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  border-bottom: var(--border);
  background: var(--bg-panel);
  flex: 0 0 auto;
}
#library-title {
  font-size: 13px;
  color: var(--accent-dim);
  letter-spacing: 0.04em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
#library-title .glyph { color: var(--accent-faint); margin-right: var(--space-1); }

#library-main {
  flex: 1 1 auto;
  min-height: 0;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-5);
  padding: var(--space-6) var(--space-4);
}
#library-main > * {
  width: 100%;
  max-width: 640px;
}
#library-hero { margin-top: auto; }
#library-open { margin-bottom: auto; }

/* -- the "breathe" beat: signature mark, name, tagline, centred ----------- */

#library-hero {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: var(--space-3);
  padding: var(--space-6) 0;
}
.hero-mark {
  font-size: 72px;
  line-height: 1;
  color: var(--accent);
  text-shadow: 0 0 16px var(--accent-glow), 0 0 48px var(--accent-glow-soft);
}
#library-hero h1 {
  margin: 0;
  font-size: 28px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-shadow: 0 0 12px var(--accent-glow);
}
.identity-line {
  margin: 0;
  max-width: 46ch;
  font-size: 13px;
  color: var(--accent-dim);
  letter-spacing: 0.04em;
}

/* -- signature row: the four annotation-type glyph chips ------------------- */

#library-signature {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: var(--space-2);
}
.signature-label {
  font-size: 11px;
  color: var(--accent-faint);
  letter-spacing: 0.05em;
  margin-right: var(--space-1);
}
.legend-chip {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  font-size: 11px;
  color: var(--accent-dim);
  border: 1px solid var(--accent-faint);
  border-radius: var(--radius);
  padding: 2px var(--space-2);
  user-select: none;
}

/* -- save slots + open menu -------------------------------------------------- */

#library-storage-error {
  border: var(--border);
  border-radius: var(--radius);
  padding: var(--space-2) var(--space-3);
}

.library-section {
  display: flex;
  flex-direction: column;
  min-height: 0;
  border: var(--border);
  border-radius: var(--radius);
  background: var(--bg-panel);
  padding: var(--space-4);
}
.library-section h2 {
  margin: 0 0 var(--space-3);
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 0.03em;
  padding-bottom: var(--space-2);
  border-bottom: var(--border);
  flex: 0 0 auto;
}
.library-section h2 .glyph { color: var(--accent-dim); margin-right: var(--space-1); }

#library-resume { max-height: min(38vh, 300px); }

#library-open { align-items: center; }
#library-open h2 { align-self: stretch; }

.btn-start {
  animation: key-pulse 2.6s ease-in-out infinite;
  margin-top: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-size: 15px;
  letter-spacing: 0.05em;
}

.backups-row {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-top: var(--space-4);
  padding-top: var(--space-3);
  border-top: var(--border);
  font-size: 11px;
  color: var(--accent-faint);
}
.backups-row .btn-ghost { font-size: 11px; padding: 2px var(--space-2); }

.resume-list, .browse-list {
  list-style: none;
  margin: 0;
  padding: 0;
  overflow-y: auto;
  flex: 1 1 auto;
  min-height: 0;
}

.resume-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-2);
  border-bottom: 1px solid var(--bg-panel-raised);
  cursor: pointer;
}
.resume-row:hover, .resume-row:focus-visible { background: var(--bg-panel-raised); outline: none; }
.resume-row:hover .resume-title,
.resume-row:focus-visible .resume-title { text-shadow: 0 0 8px var(--accent-glow); }
.resume-row-main { display: flex; flex-direction: column; gap: var(--space-1); min-width: 0; }
.resume-title { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.resume-meta { font-size: 12px; color: var(--accent-dim); }
.resume-warning { font-size: 11px; color: var(--danger); flex: 0 0 auto; white-space: nowrap; }
.resume-delete {
  flex: 0 0 auto;
  font-size: 11px;
  padding: 2px var(--space-2);
  color: var(--danger);
  background: transparent;
  border: 1px solid var(--danger);
  border-radius: 4px;
  cursor: pointer;
}
.resume-delete:hover { background: var(--danger); color: var(--bg-panel); }

.status-strip {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  padding: var(--space-2) var(--space-4);
  border-top: var(--border);
  background: var(--bg-panel);
  font-size: 12px;
  color: var(--accent-dim);
}

#browse-nav {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-2);
  flex: 0 0 auto;
}
#browse-breadcrumb {
  font-size: 12px;
  color: var(--accent-dim);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.browse-row {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-2) var(--space-1);
  border-bottom: 1px solid var(--bg-panel-raised);
  cursor: pointer;
}
.browse-row:hover, .browse-row:focus-visible { background: var(--bg-panel-raised); outline: none; }
.browse-dir .idx-glyph { color: var(--accent); }
.browse-file .idx-glyph { color: var(--accent-dim); }

#browse-confirm {
  margin-top: var(--space-3);
  padding-top: var(--space-3);
  border-top: var(--border);
  flex: 0 0 auto;
}
#browse-confirm p { margin: 0 0 var(--space-2); font-size: 13px; }
#browse-confirm-title { width: 100%; }

/* ---- inline annotation -------------------------------------------------- */

.inline-annotate {
  position: fixed;
  bottom: calc(var(--space-6) + 40px);
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-panel);
  border: 1px solid var(--accent-dim);
  border-radius: var(--radius);
  box-shadow: 0 0 32px var(--accent-glow-soft), 0 8px 40px rgba(0,0,0,0.6);
  padding: var(--space-4);
  width: 100%;
  max-width: 480px;
  z-index: 160;
  animation: inline-in 120ms ease-out;
}
@keyframes inline-in {
  from { opacity: 0; transform: translate(-50%, 8px); }
  to   { opacity: 1; transform: translate(-50%, 0); }
}
@media (prefers-reduced-motion: reduce) {
  .inline-annotate { animation: none; }
}

.inline-annotate-head {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-3);
}
.inline-annotate-head .glyph { color: var(--accent-dim); }
.inline-annotate-head .btn-ghost { margin-left: auto; }

.inline-annotate textarea {
  width: 100%;
  min-height: 80px;
}

.inline-annotate-actions {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-top: var(--space-3);
}
.inline-annotate-actions .hint-line { margin: 0; flex: 1; text-align: left; }

.modal-box-wide { max-width: 640px; }

.shortcuts-grid {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  max-height: 50vh;
  overflow-y: auto;
  padding-right: var(--space-2);
}

.shortcut-row {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-2) var(--space-3);
  border-bottom: 1px solid var(--bg-panel-raised);
}

.shortcut-label {
  flex: 1;
  color: var(--accent-dim);
  font-size: 13px;
}

.shortcut-key {
  background: var(--bg-input);
  border: 1px solid var(--accent-faint);
  border-radius: var(--radius);
  padding: var(--space-1) var(--space-3);
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 13px;
  min-width: 80px;
  text-align: center;
  cursor: pointer;
  transition: border-color 120ms ease, box-shadow 120ms ease;
}

.shortcut-key:hover {
  border-color: var(--accent-dim);
}

.shortcut-key.listening {
  border-color: var(--accent);
  box-shadow: 0 0 10px var(--accent-glow-soft);
  animation: key-pulse 1s ease-in-out infinite;
}

@keyframes key-pulse {
  0%, 100% { box-shadow: 0 0 10px var(--accent-glow-soft); }
  50% { box-shadow: 0 0 16px var(--accent-glow); }
}

.shortcut-default {
  color: var(--accent-faint);
  font-size: 11px;
  min-width: 40px;
}

/* ---- responsive ---------------------------------------------------------- */

@media (max-width: 720px) {
  :root { --rail-width: 100%; }
  #library-header { padding: var(--space-2) var(--space-3); }
  #library-main {
    gap: var(--space-4);
    padding: var(--space-4) var(--space-3);
  }
  #library-hero {
    gap: var(--space-2);
    padding: var(--space-3) 0 var(--space-4);
  }
  .hero-mark { font-size: 48px; }
  #library-hero h1 { font-size: 20px; letter-spacing: 0.06em; }
  .btn-start { padding: var(--space-2) var(--space-4); }
  #app-header { padding: var(--space-2) var(--space-3); }
  #app-title { font-size: 13px; }
  .header-actions button { padding: var(--space-1) var(--space-2); font-size: 12px; }
  #stage { padding: var(--space-2); gap: var(--space-2); }
  #transport-row { gap: var(--space-2); }
  #time-display { order: 3; width: 100%; text-align: left; min-width: 0; }
  #btn-annotate { margin-left: 0; width: 100%; order: 4; }
  .transport-group { flex-wrap: wrap; }
  .modal-box { max-width: 100%; }
  .type-grid { grid-template-columns: 1fr; }

  #main-row { position: relative; }
  #side-rail {
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    z-index: 50;
  }
}