/* =========================================================
 * Dynamic Juno — workspace styles
 * Aesthetic: warm paper, deep ink, single amber accent, muted sage
 * for completed states. Serif display, sans UI, mono for meta.
 * ========================================================= */

:root {
  --paper:        oklch(97.5% 0.008 72);
  --paper-2:      oklch(95.5% 0.01 74);
  --paper-3:      oklch(93% 0.012 74);
  --paper-edge:   oklch(89% 0.014 76);
  --rule:         oklch(87% 0.012 74);
  --rule-soft:    oklch(92% 0.01 74);

  --ink:          oklch(22% 0.012 60);
  --ink-2:        oklch(34% 0.012 62);
  --ink-3:        oklch(48% 0.012 64);
  --ink-muted:    oklch(60% 0.012 68);
  --ink-faint:    oklch(72% 0.012 70);

  --amber:        oklch(62% 0.14 55);
  --amber-2:      oklch(70% 0.12 58);
  --amber-soft:   oklch(93% 0.04 70);
  --amber-line:   oklch(82% 0.08 62);

  --sage:         oklch(55% 0.05 150);
  --sage-soft:    oklch(93% 0.02 145);

  --slate:        oklch(55% 0.03 240);
  --slate-soft:   oklch(93% 0.012 240);

  --wine:         oklch(46% 0.09 25);
  --wine-soft:    oklch(93% 0.02 25);

  /* Agent accents — each specialist gets a distinct warm-muted hue. */
  --c-coordinator: oklch(48% 0.02 60);
  --c-idea:        oklch(62% 0.14 85);
  --c-research:    oklch(52% 0.08 240);
  --c-outline:     oklch(55% 0.07 200);
  --c-voice:       oklch(55% 0.09 320);
  --c-writer:      oklch(48% 0.08 25);
  --c-editor:      oklch(50% 0.07 145);
  --c-debater:     oklch(52% 0.1 15);
  --c-reader:      oklch(52% 0.09 175);

  --r-sm: 4px;
  --r: 6px;
  --r-lg: 10px;

  --ff-display: \"Newsreader\", \"Source Serif 4\", Georgia, serif;
  --ff-ui:      \"Inter Tight\", \"Inter\", system-ui, sans-serif;
  --ff-mono:    \"JetBrains Mono\", ui-monospace, SFMono-Regular, Menlo, monospace;

  --shadow-sm: 0 1px 0 oklch(80% 0.01 70 / 0.5);
  --shadow:    0 1px 2px oklch(30% 0.02 70 / 0.06), 0 4px 12px oklch(30% 0.02 70 / 0.04);
  --shadow-lg: 0 2px 4px oklch(30% 0.02 70 / 0.06), 0 20px 40px oklch(30% 0.02 70 / 0.08);

  /* Project status phase colors (adjustable, tailored OKLCH) */
  --phase-orange:       oklch(62% 0.14 55);
  --phase-orange-soft:  oklch(93% 0.04 70);
  
  --phase-yellow:       oklch(65% 0.12 90);
  --phase-yellow-soft:  oklch(94.5% 0.035 92);
  
  --phase-beige:        oklch(58% 0.05 70);
  --phase-beige-soft:   oklch(93.5% 0.015 70);
  
  --phase-blue:         oklch(60% 0.09 230);
  --phase-blue-soft:    oklch(93.5% 0.02 230);
  
  --phase-pink:         oklch(60% 0.10 350);
  --phase-pink-soft:    oklch(93.5% 0.02 350);
  
  --phase-green:        oklch(58% 0.09 140);
  --phase-green-soft:   oklch(93% 0.025 140);

  --z-base: 1;
  --z-panel: 10;
  --z-overlay: 100;
  --z-modal: 1000;
}

* { box-sizing: border-box; }
html, body, #root { height: 100%; }
body {
  margin: 0;
  font-family: var(--ff-ui);
  font-feature-settings: \"ss01\", \"cv11\";
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  font-size: 14px;
  line-height: 1.5;
}

body::before {
  content: \"\";
  position: fixed; inset: 0;
  background-image: url(\"data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='140' height='140'><filter id='n'><feTurbulence baseFrequency='0.9' numOctaves='2' seed='4'/><feColorMatrix values='0 0 0 0 0  0 0 0 0 0  0 0 0 0 0  0 0 0 0.04 0'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>\");
  pointer-events: none;
  z-index: 0;
  opacity: 0.7;
  mix-blend-mode: multiply;
}

button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }
button:disabled { cursor: not-allowed; opacity: 0.4; }
textarea { font-family: inherit; color: inherit; }

.shell {
  position: relative; z-index: var(--z-base);
  display: grid;
  grid-template-columns: 300px minmax(0, 1fr) 340px;
  height: 100vh;
}

.rail {
  display: flex; flex-direction: column;
  background: var(--paper-2);
  min-height: 0;
}
.rail--left  { border-right: 1px solid var(--rule); }
.rail--right { border-left: 1px solid var(--rule); background: var(--paper-3); overflow-y: auto; }

.rail__header {
  padding: 18px 20px 14px;
  border-bottom: 1px solid var(--rule-soft);
  display: flex; flex-direction: column; gap: 4px;
}
.rail__title {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--ff-display);
  font-weight: 500;
  font-size: 17px;
  letter-spacing: -0.01em;
  color: var(--ink);
}
.brand-mark {
  display: inline-flex;
  color: var(--ink-2);
}
.rail__meta {
  font-family: var(--ff-mono);
  font-size: 10.5px;
  color: var(--ink-muted);
  letter-spacing: 0.02em;
  text-transform: uppercase;
}
.rail__meta--quiet { color: var(--ink-faint); }
.rail__section-label {
  padding: 14px 20px 6px;
  font-family: var(--ff-mono);
  font-size: 10.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-muted);
}
.rail__section-label--top { padding-top: 18px; }
.rail__section { padding: 0 14px 4px; }
.rail__footer {
  margin-top: auto;
  border-top: 1px solid var(--rule-soft);
  padding: 12px 20px;
  display: flex; flex-direction: column; gap: 6px;
}
.rail__footer--left {
  flex-direction: column; gap: 8px;
}
.rail__footer-sync { display: flex; flex-direction: column; gap: 4px; }
.rail__footer-actions { display: flex; flex-direction: row; gap: 8px; }
.rail__footer-row {
  display: flex; align-items: center; gap: 8px;
  font-family: var(--ff-mono);
  font-size: 11px;
  color: var(--ink-3);
}
.rail__footer-value { color: var(--ink-2); }
.rail__footer-value--muted { color: var(--ink-3); }

.reader-persona-row { align-items: center; }
.reader-persona-row select {
  flex: 1;
  font-size: 11px;
  font-family: var(--ff-mono);
  background: var(--paper-2, oklch(96% 0.01 80));
  border: 1px solid var(--rule);
  border-radius: 4px;
  padding: 3px 6px;
  color: var(--ink);
  cursor: pointer;
  appearance: none;
}
.reader-persona-row select:focus {
  outline: none;
  border-color: var(--c-reader);
}

.sync-btn {
  display: flex; align-items: center; gap: 6px;
  width: 100%;
  padding: 7px 12px;
  background: var(--paper-2, oklch(96% 0.01 80));
  border: 1px solid var(--rule-soft);
  border-radius: 6px;
  font-family: var(--ff-ui);
  font-size: 12px;
  font-weight: 500;
  color: var(--ink-2);
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
}
.sync-btn:hover:not(:disabled) {
  background: var(--amber);
  color: var(--paper);
  border-color: var(--amber);
}
.sync-btn--busy { opacity: 0.7; cursor: default; }
.sync-result {
  font-family: var(--ff-mono);
  font-size: 11px;
  color: var(--ink-3);
  text-align: center;
  padding-top: 4px;
}

.project-switcher { padding: 8px 14px 6px; }
.project-switcher__label {
  font-family: var(--ff-mono);
  font-size: 10.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-muted);
  padding: 0 6px 6px;
}
.project-switcher__list {
  display: flex; flex-direction: column; gap: 2px;
}
.project-row-wrap {
  position: relative;
}
.project-row-wrap:hover .project-row__delete,
.project-row-wrap:focus-within .project-row__delete {
  opacity: 1;
}
.project-row__delete {
  position: absolute;
  top: 7px;
  right: 7px;
  opacity: 0;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--ink-3);
  font-size: 10px;
  line-height: 1;
  padding: 2px 5px;
  border-radius: 3px;
  transition: opacity 0.12s, background 0.12s, color 0.12s;
  z-index: var(--z-base);
}
.project-row__delete:hover { background: var(--paper-4); color: var(--ink); }
.project-row {
  display: grid;
  grid-template-columns: 1fr auto;
  grid-template-rows: auto auto;
  gap: 2px 8px;
  padding: 8px 10px;
  border-radius: var(--r);
  text-align: left;
  border: 1px solid transparent;
  transition: background 0.12s ease, border-color 0.12s ease;
}
.project-row:hover { background: var(--paper-3); }
.project-row--active {
  background: var(--paper);
  border-color: var(--rule);
  box-shadow: var(--shadow-sm);
}
.project-row__name {
  font-family: var(--ff-display);
  font-size: 15px;
  font-weight: 500;
  letter-spacing: -0.005em;
  color: var(--ink);
  line-height: 1.2;
}
.project-row__status,
.book-row__status {
  font-family: var(--ff-mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 2px 6px;
  border-radius: 3px;
  align-self: start;
}
.status--ideation, .status-select--ideation { background-color: var(--phase-orange-soft); color: var(--phase-orange); }
.status--world-building, .status-select--world-building,
.status--research, .status-select--research { background-color: var(--phase-yellow-soft); color: var(--phase-yellow); }
.status--outlining, .status-select--outlining { background-color: var(--phase-beige-soft); color: var(--phase-beige); }
.status--drafting, .status-select--drafting { background-color: var(--phase-blue-soft); color: var(--phase-blue); }
.status--editing, .status-select--editing { background-color: var(--phase-pink-soft); color: var(--phase-pink); }
.status--production, .status-select--production { background-color: var(--phase-green-soft); color: var(--phase-green); }
.project-row__meta {
  grid-column: 1 / -1;
  font-family: var(--ff-mono);
  font-size: 10.5px;
  color: var(--ink-muted);
}

/* Book switcher — shown inside series projects */
.book-switcher {
  padding: 4px 14px 8px;
  border-top: 1px solid var(--rule);
  margin-top: 4px;
}
.book-switcher__label {
  font-family: var(--ff-mono);
  font-size: 10.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-muted);
  padding: 4px 6px 4px;
}
.book-switcher__list {
  display: flex; flex-direction: column; gap: 2px; margin-bottom: 4px;
}
.book-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 2px 8px;
  padding: 6px 10px;
  border-radius: var(--r);
  text-align: left;
  border: 1px solid transparent;
  transition: background 0.12s ease, border-color 0.12s ease;
  width: 100%;
}
.book-row:hover { background: var(--paper-3); }
.book-row--active {
  background: oklch(from var(--amber) l c h / 0.08);
  border-color: oklch(from var(--amber) l c h / 0.25);
}
.book-row__name {
  font-family: var(--ff-ui);
  font-size: 13px;
  font-weight: 500;
  color: var(--ink);
  line-height: 1.2;
}
.book-row__meta {
  font-family: var(--ff-mono);
  font-size: 10.5px;
  color: var(--ink-muted);
  grid-column: 1 / -1;
}
.book-switcher__add {
  margin-top: 2px;
  font-size: 12px;
  padding: 3px 8px;
}
.book-switcher__label--single {
  color: var(--ink-3);
  padding-bottom: 2px;
}

.groups { padding: 0 8px 4px; flex: 1; overflow-y: auto; }
.group { padding: 2px 0; }
.group__head {
  display: flex; align-items: center; gap: 8px;
  width: 100%;
  padding: 6px 10px;
  border-radius: var(--r-sm);
  color: var(--ink-2);
  font-family: var(--ff-ui);
  font-weight: 500;
  font-size: 12.5px;
  letter-spacing: 0.005em;
}
.group__head:hover { background: var(--paper-3); }
.group__caret {
  display: inline-block;
  font-size: 9px;
  color: var(--ink-faint);
  transition: transform 0.15s ease;
}
.group--open .group__caret { transform: rotate(90deg); }
.group__title { flex: 1; text-align: left; }
.group__count {
  font-family: var(--ff-mono);
  font-size: 10.5px;
  color: var(--ink-faint);
  background: var(--paper-3);
  padding: 1px 6px;
  border-radius: 3px;
}
.group--open .group__count { background: var(--paper); border: 1px solid var(--rule-soft); }
.group__body {
  padding: 2px 0 8px 10px;
  margin-left: 12px;
  border-left: 1px solid var(--rule-soft);
  display: flex; flex-direction: column; gap: 1px;
}

.leaf {
  display: grid;
  grid-template-columns: 16px 1fr auto;
  align-items: center;
  gap: 8px;
  padding: 6px 10px;
  border-radius: var(--r-sm);
  text-align: left;
  color: var(--ink-2);
  transition: background 0.1s ease, color 0.1s ease;
  min-width: 0;
}
.leaf:hover { background: var(--paper-3); color: var(--ink); }
.leaf--active {
  background: var(--amber-soft);
  color: var(--ink);
  box-shadow: inset 2px 0 0 var(--amber);
}
.leaf__glyph { color: var(--ink-muted); display: inline-flex; }
.leaf--active .leaf__glyph { color: var(--amber); }
.leaf__label {
  font-family: var(--ff-display);
  font-size: 13.5px;
  font-weight: 400;
  letter-spacing: -0.005em;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  min-width: 0;
}
.leaf__meta {
  font-family: var(--ff-mono);
  font-size: 10.5px;
  color: var(--ink-faint);
  white-space: nowrap;
}

/* ── Voice profile toggle leaf ─────────────────────────── */
.leaf--voice {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 2px 6px 2px 4px;
  border-radius: var(--r-sm);
  transition: background 0.1s ease;
  min-width: 0;
}
.leaf--voice:hover { background: var(--paper-3); }
.leaf--voice-active { background: oklch(92% 0.035 320 / 0.5); }
.leaf--voice-active:hover { background: oklch(90% 0.04 320 / 0.65); }

/* Toggle dot button */
.voice-toggle {
  flex-shrink: 0;
  width: 22px; height: 22px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 50%;
  transition: background 0.12s ease;
}
.voice-toggle:hover { background: var(--paper-edge); }
.voice-toggle__dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  border: 1.5px solid var(--ink-faint);
  background: transparent;
  transition: background 0.15s ease, border-color 0.15s ease;
}
.voice-toggle--on .voice-toggle__dot {
  background: var(--c-voice);
  border-color: var(--c-voice);
  box-shadow: 0 0 0 2.5px oklch(55% 0.09 320 / 0.18);
}
.voice-toggle--on:hover .voice-toggle__dot {
  background: oklch(48% 0.1 320);
  border-color: oklch(48% 0.1 320);
}

/* Clickable label portion */
.leaf__body {
  display: grid;
  grid-template-columns: 16px 1fr auto;
  align-items: center;
  gap: 7px;
  flex: 1;
  min-width: 0;
  padding: 4px 4px 4px 2px;
  border-radius: var(--r-sm);
  text-align: left;
  color: var(--ink-2);
  transition: color 0.1s ease;
}
.leaf__body:hover { color: var(--ink); }
.leaf__body--open { color: var(--c-voice); }
.leaf--voice-active .leaf__body { color: oklch(40% 0.1 320); }
.leaf--voice-active .leaf__glyph { color: var(--c-voice); }

/* Left-rail persona toggles */
.artifact-section__personas {
  padding: 6px 12px 8px;
  border-bottom: 1px solid var(--rule-soft);
}
.artifact-section__personas-label {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink-muted);
  font-family: var(--ff-mono);
  margin-bottom: 5px;
}
.artifact-section__personas-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}
.persona-chip {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 999px;
  background: oklch(93% 0.025 175 / 0.5);
  border: 1px solid oklch(78% 0.05 175 / 0.4);
  color: oklch(36% 0.08 175);
  font-family: var(--ff-mono);
  font-size: 10px;
  letter-spacing: 0.03em;
  white-space: nowrap;
  cursor: pointer;
  transition: background 0.12s, border-color 0.12s;
}
.persona-chip:hover {
  background: oklch(88% 0.04 175 / 0.65);
  border-color: oklch(68% 0.07 175 / 0.6);
}
.persona-chip--active {
  background: oklch(82% 0.06 175 / 0.75);
  border-color: oklch(55% 0.09 175);
  color: oklch(28% 0.09 175);
  font-weight: 600;
}

/* Status rail voice chips */
.rail__footer-row--voice { align-items: flex-start; }
.rail__footer-voices {
  display: flex; flex-wrap: wrap; gap: 4px;
  flex: 1;
}
.voice-chip {
  display: inline-block;
  padding: 2px 7px;
  border-radius: 999px;
  background: oklch(92% 0.035 320 / 0.6);
  border: 1px solid oklch(78% 0.06 320 / 0.4);
  color: oklch(38% 0.1 320);
  font-family: var(--ff-mono);
  font-size: 10px;
  letter-spacing: 0.03em;
  white-space: nowrap;
}
.rail__footer-value--muted { color: var(--ink-faint); font-style: italic; }

/* ── Modal overlay ─────────────────────────────────────── */
.modal-overlay {
  position: fixed; inset: 0;
  background: oklch(22% 0.012 60 / 0.45);
  backdrop-filter: blur(2px);
  display: flex; align-items: center; justify-content: center;
  z-index: var(--z-overlay);
  animation: fade-in 0.15s ease;
}
.modal-overlay--transparent {
  background: transparent;
  backdrop-filter: none;
  pointer-events: none; /* let clicks fall through to app behind */
}
@keyframes fade-in { from { opacity: 0; } to { opacity: 1; } }

.modal {
  background: var(--paper);
  border: 1px solid var(--rule);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-lg);
  z-index: var(--z-modal);
  width: 460px;
  max-width: calc(100vw - 40px);
  padding: 28px 28px 22px;
  display: flex; flex-direction: column; gap: 18px;
  animation: slide-up 0.18s ease;
}
@keyframes slide-up { from { transform: translateY(6px); opacity: 0; } to { transform: none; opacity: 1; } }

.modal__title {
  font-family: var(--ff-display);
  font-size: 20px;
  font-weight: 600;
  color: var(--ink);
  margin: 0;
  line-height: 1.2;
}

.modal__field { display: flex; flex-direction: column; gap: 6px; }
.modal__label {
  font-family: var(--ff-mono);
  font-size: 10.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-muted);
}
.modal__input,
.modal__textarea,
.modal__select {
  width: 100%;
  padding: 8px 10px;
  border: 1px solid var(--rule);
  border-radius: var(--r-sm);
  background: var(--paper-2);
  color: var(--ink);
  font-family: var(--ff-ui);
  font-size: 14px;
  outline: none;
  transition: border-color 0.12s ease, background 0.12s ease;
}
.modal__input:focus,
.modal__textarea:focus,
.modal__select:focus {
  border-color: var(--amber-line);
  background: var(--paper);
}
.modal__textarea { resize: vertical; min-height: 90px; line-height: 1.5; }
.modal__select { appearance: none; cursor: pointer; }
.modal__select-wrap { position: relative; }
.modal__select-wrap::after {
  content: \"▾\";
  position: absolute; right: 10px; top: 50%; transform: translateY(-50%);
  color: var(--ink-muted);
  pointer-events: none;
  font-size: 11px;
}

.modal__type-group {
  display: flex; gap: 6px;
}
.modal__type-btn {
  flex: 1;
  padding: 8px 12px;
  border: 1px solid var(--rule);
  border-radius: var(--r-sm);
  background: var(--paper-2);
  color: var(--ink-3);
  font-family: var(--ff-ui);
  font-size: 13px;
  cursor: pointer;
  transition: all 0.1s ease;
  text-align: center;
}
.modal__type-btn:hover { border-color: var(--amber-line); color: var(--amber); background: var(--amber-soft); }
.modal__type-btn--active {
  border-color: var(--amber);
  background: var(--amber-soft);
  color: var(--amber);
  font-weight: 500;
}

.modal__actions {
  display: flex; gap: 8px; justify-content: flex-end;
  padding-top: 4px;
  border-top: 1px solid var(--rule-soft);
}
.modal__btn {
  padding: 8px 18px;
  border-radius: var(--r-sm);
  font-family: var(--ff-ui);
  font-size: 13px;
  cursor: pointer;
  transition: all 0.1s ease;
}
.modal__btn--cancel {
  border: 1px solid var(--rule);
  background: transparent;
  color: var(--ink-3);
}
.modal__btn--cancel:hover { background: var(--paper-3); }
.modal__btn--confirm {
  border: 1px solid var(--amber);
  background: var(--amber);
  color: var(--paper);
  font-weight: 500;
}
.modal__btn--confirm:hover:not(:disabled) { background: oklch(65% 0.16 55); border-color: oklch(65% 0.16 55); }
.modal__btn--confirm:disabled { opacity: 0.5; cursor: not-allowed; }

.modal__btn--destructive {
  border: 1px solid oklch(60% 0.15 25);
  background: oklch(60% 0.15 25);
  color: var(--paper);
  font-weight: 500;
}
.modal__btn--destructive:hover { background: oklch(55% 0.18 25); border-color: oklch(55% 0.18 25); }


/* ── Artifact list modal ────────────────────────────────── */
.modal--artifact {
  width: 640px;
  height: 520px;
  min-width: 340px;
  min-height: 260px;
  padding: 0;
  overflow: hidden;
  gap: 0;
}
.modal--draggable {
  /* Break out of flex centering — JS sets left/top */
  position: fixed;
  resize: both;
  overflow: hidden;
  box-shadow: var(--shadow-lg), 0 0 0 1px var(--rule);
  pointer-events: all; /* re-enable on the modal itself */
}
.modal__nav {
  display: flex; align-items: center; gap: 10px;
  padding: 14px 22px 12px;
  border-bottom: 1px solid var(--rule-soft);
  flex-shrink: 0;
  user-select: none;
}
.modal__nav--draggable {
  cursor: grab;
}
.modal__nav--draggable:active {
  cursor: grabbing;
}
.modal__nav-title {
  flex: 1;
  font-family: var(--ff-display);
  font-size: 17px;
  font-weight: 600;
  color: var(--ink);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.modal__back-btn {
  padding: 4px 10px;
  border: 1px solid var(--rule);
  border-radius: var(--r-sm);
  background: transparent;
  color: var(--ink-3);
  font-family: var(--ff-ui);
  font-size: 12px;
  cursor: pointer;
  white-space: nowrap;
  flex-shrink: 0;
  transition: all 0.1s ease;
}
.modal__back-btn:hover { border-color: var(--amber-line); color: var(--amber); }
.modal__close-btn {
  width: 28px; height: 28px;
  display: flex; align-items: center; justify-content: center;
  border: none;
  background: transparent;
  color: var(--ink-muted);
  font-size: 15px;
  cursor: pointer;
  border-radius: var(--r-sm);
  flex-shrink: 0;
  transition: background 0.1s ease, color 0.1s ease;
}
.modal__close-btn:hover { background: var(--paper-3); color: var(--ink); }
.modal__drag-hint {
  font-size: 14px;
  color: var(--ink-faint);
  flex-shrink: 0;
  line-height: 1;
  pointer-events: none;
  margin-right: -2px;
}
.modal__scroll { overflow-y: auto; flex: 1; min-height: 0; }
.modal__list { display: flex; flex-direction: column; padding: 6px 0; }
.modal__empty {
  padding: 48px 24px;
  text-align: center;
  color: var(--ink-faint);
  font-family: var(--ff-ui);
  font-size: 13px;
}
.artifact-card {
  display: flex; flex-direction: column; gap: 6px;
  padding: 15px 22px;
  border: none;
  border-bottom: 1px solid var(--rule-soft);
  background: transparent;
  text-align: left;
  cursor: pointer;
  transition: background 0.1s ease;
}
.artifact-card:last-child { border-bottom: none; }
.artifact-card:hover { background: var(--paper-2); }
.artifact-card__title {
  font-family: var(--ff-display);
  font-size: 14.5px;
  font-weight: 600;
  color: var(--ink);
  line-height: 1.3;
}
.artifact-card__summary {
  font-family: var(--ff-ui);
  font-size: 13px;
  color: var(--ink-3);
  line-height: 1.55;
}
.artifact-card__meta {
  display: flex; gap: 14px; flex-wrap: wrap;
  font-family: var(--ff-mono);
  font-size: 10px;
  color: var(--ink-faint);
  letter-spacing: 0.04em;
  margin-top: 1px;
}
.modal__detail { padding: 20px 24px 28px; }
.modal__detail-meta {
  display: flex; flex-wrap: wrap; gap: 7px;
  margin-bottom: 18px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--rule-soft);
}
.modal__detail-tag {
  padding: 3px 9px;
  border: 1px solid var(--rule);
  border-radius: 10px;
  font-family: var(--ff-mono);
  font-size: 10.5px;
  color: var(--ink-muted);
  letter-spacing: 0.03em;
}
.modal__detail-tag--thesis {
  font-family: var(--ff-ui);
  font-style: italic;
  font-size: 12px;
  border-color: var(--amber-line);
  color: var(--amber);
  background: var(--amber-soft);
  max-width: 100%;
}

/* ── Modal-trigger group in left rail ───────────────────── */
.group__head--modal { cursor: pointer; }
.group__modal-arrow {
  font-size: 11px;
  color: var(--ink-faint);
  width: 14px;
  text-align: center;
  flex-shrink: 0;
  transition: color 0.12s ease, transform 0.12s ease;
}
.group__head--modal:hover .group__modal-arrow { color: var(--amber); transform: translate(1px, -1px); }

/* ── ghost-btn ─────────────────────────────────────────── */
.ghost-btn {
  flex: 1;
  padding: 7px 10px;
  border: 1px dashed var(--rule);
  border-radius: var(--r-sm);
  background: transparent;
  color: var(--ink-3);
  font-family: var(--ff-mono);
  font-size: 11px;
  letter-spacing: 0.02em;
  transition: all 0.1s ease;
}
.ghost-btn:hover { border-color: var(--amber-line); color: var(--amber); background: var(--amber-soft); }

.stage {
  display: flex; flex-direction: column;
  min-height: 0;
  background: var(--paper);
  position: relative;
}
.stage__header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 20px;
  border-bottom: 1px solid var(--rule-soft);
  z-index: var(--z-panel);
  background: var(--paper);
}
.stage__breadcrumb {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--ff-display);
  font-size: 17px;
  letter-spacing: -0.01em;
}
.stage__crumb--muted { color: var(--ink-muted); font-weight: 400; }
.stage__crumb { font-weight: 500; }
.stage__sep { color: var(--ink-faint); }
.stage__header-right {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--ff-mono);
  font-size: 11px;
  color: var(--ink-muted);
  letter-spacing: 0.02em;
}

/* ── Token count badge ─────────────────────────────────── */
.token-badge {
  display: inline-flex; align-items: center;
  padding: 3px 8px;
  border-radius: 999px;
  font-family: var(--ff-mono);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.04em;
  transition: background 0.2s, color 0.2s;
}
.token-badge--green { background: var(--sage-soft); color: var(--sage); }
.token-badge--yellow { background: oklch(93% 0.04 85); color: oklch(55% 0.12 85); }
.token-badge--red { background: var(--wine-soft); color: var(--wine); }

/* ── Tier badge ──────────────────────────────────────────── */
.tier-badge {
  display: inline-flex; align-items: center;
  padding: 2px 8px;
  border-radius: 999px;
  font-family: var(--ff-mono);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border: none;
  cursor: pointer;
  transition: opacity 0.12s ease;
}
.tier-badge:hover { opacity: 0.8; }
.tier-badge--free { background: var(--slate-soft); color: var(--slate); }
.tier-badge--pro { background: oklch(90% 0.06 55); color: oklch(45% 0.14 55); }
.tier-badge--byok { background: oklch(90% 0.05 280); color: oklch(50% 0.12 280); }

/* ── Credit badge ────────────────────────────────────────── */
.credit-badge {
  display: inline-flex; align-items: center;
  padding: 3px 8px;
  border-radius: 999px;
  font-family: var(--ff-mono);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.04em;
  background: var(--sage-soft);
  color: var(--sage);
  transition: background 0.2s, color 0.2s;
}
.credit-badge--low { background: oklch(93% 0.04 85); color: oklch(55% 0.12 85); }
.credit-badge--empty { background: var(--wine-soft); color: var(--wine); }

/* ── Tier labels in footer ───────────────────────────────── */
.tier-label { font-weight: 600; text-transform: uppercase; letter-spacing: 0.04em; font-size: 10px; }
.tier-label--free { color: var(--slate); }
.tier-label--pro { color: oklch(45% 0.14 55); }
.tier-label--byok { color: oklch(50% 0.12 280); }

.rail__footer-value--warn { color: var(--wine); font-weight: 600; }

/* ── Settings modal ─────────────────────────────────────── */
.settings-modal {
  width: 560px;
  max-height: 80vh;
  padding: 0;
  display: flex;
  flex-direction: column;
}
.settings-modal__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px 16px;
  border-bottom: 1px solid var(--rule-soft);
}
.settings-modal__header h2 {
  font-family: var(--ff-display);
  font-size: 20px;
  font-weight: 600;
  color: var(--ink);
  margin: 0;
}
.settings-modal__body {
  padding: 8px 24px 24px;
  overflow-y: auto;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.settings-section {
  padding: 16px 0;
  border-bottom: 1px solid var(--rule-soft);
}
.settings-section:last-child { border-bottom: none; }
.settings-section__label {
  font-family: var(--ff-mono);
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-muted);
  margin-bottom: 12px;
}
.settings-plan-card {
  background: var(--paper-2);
  border-radius: 10px;
  padding: 16px;
}
.settings-plan-card__tier {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
}
.settings-plan-card__price {
  font-family: var(--ff-mono);
  font-size: 13px;
  color: var(--ink-2);
}
.settings-plan-card__features {
  list-style: none;
  padding: 0;
  margin: 0 0 12px 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.settings-plan-card__features li {
  font-size: 13px;
  color: var(--ink-2);
  padding-left: 16px;
  position: relative;
}
.settings-plan-card__features li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--sage);
  font-size: 12px;
}
.settings-btn {
  font-family: var(--ff-mono);
  font-size: 11px;
  padding: 6px 14px;
  border-radius: 6px;
  border: 1px solid var(--rule);
  background: var(--paper);
  color: var(--ink-2);
  cursor: pointer;
  transition: all 0.12s ease;
}
.settings-btn:hover { border-color: var(--amber-line); color: var(--amber); }
.settings-btn--primary {
  background: var(--amber);
  border-color: var(--amber);
  color: white;
}
.settings-btn--primary:hover { background: var(--amber-dark, oklch(52% 0.14 55)); }
.settings-btn--primary:disabled { opacity: 0.5; cursor: default; }
.settings-btn--secondary {
  border-color: var(--ink-faint);
}
.settings-credits__bar-wrap {
  height: 6px;
  background: var(--paper-3);
  border-radius: 3px;
  overflow: hidden;
  margin-bottom: 8px;
}
.settings-credits__bar {
  height: 100%;
  background: var(--sage);
  border-radius: 3px;
  transition: width 0.3s ease;
}
.settings-credits__label {
  font-size: 13px;
  color: var(--ink-2);
  margin-bottom: 12px;
}
.settings-credits__actions {
  display: flex;
  gap: 8px;
}
.settings-upgrade-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.settings-upgrade-card {
  background: var(--paper-2);
  border-radius: 10px;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.settings-upgrade-card__name {
  font-family: var(--ff-mono);
  font-size: 14px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.settings-upgrade-card__price {
  font-family: var(--ff-mono);
  font-size: 20px;
  font-weight: 600;
  color: var(--ink);
}
.settings-upgrade-card__features {
  list-style: none;
  padding: 0;
  margin: 4px 0 8px;
  display: flex;
  flex-direction: column;
  gap: 3px;
}
.settings-upgrade-card__features li {
  font-size: 12px;
  color: var(--ink-2);
  padding-left: 14px;
  position: relative;
}
.settings-upgrade-card__features li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--sage);
  font-size: 11px;
}
.settings-byok__hint {
  font-size: 13px;
  color: var(--ink-2);
  margin: 0 0 10px;
}
.settings-byok__input-row {
  display: flex;
  gap: 8px;
}
.settings-byok__input {
  flex: 1;
  font-family: var(--ff-mono);
  font-size: 13px;
  padding: 6px 10px;
  border: 1px solid var(--rule);
  border-radius: 6px;
  background: var(--paper);
  color: var(--ink);
}
.settings-byok__input:focus { border-color: var(--amber); outline: none; }
.settings-account {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.settings-account__row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 4px 0;
}
.settings-account__key {
  font-family: var(--ff-mono);
  font-size: 11px;
  text-transform: uppercase;
  color: var(--ink-muted);
}
.settings-account__val {
  font-size: 13px;
  color: var(--ink-2);
}

/* ── Clear context button ──────────────────────────────── */
.clear-context-btn {
  padding: 4px 10px;
  border: 1px solid var(--rule);
  border-radius: var(--r-sm);
  background: transparent;
  color: var(--ink-3);
  font-family: var(--ff-mono);
  font-size: 10.5px;
  letter-spacing: 0.02em;
  cursor: pointer;
  transition: all 0.12s ease;
  white-space: nowrap;
}
.clear-context-btn:hover:not(:disabled) {
  border-color: var(--amber-line);
  color: var(--amber);
  background: var(--amber-soft);
}

.status-pill {
  display: inline-flex; align-items: center; gap: 6px;
  font-family: var(--ff-mono);
  font-size: 10.5px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 3px 8px 3px 7px;
  border-radius: 999px;
}
.status-pill__dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: currentColor;
}
.status-pill--ideation { background-color: var(--phase-orange-soft); color: var(--phase-orange); }
.status-pill--world-building, .status-pill--research { background-color: var(--phase-yellow-soft); color: var(--phase-yellow); }
.status-pill--outlining { background-color: var(--phase-beige-soft); color: var(--phase-beige); }
.status-pill--drafting { background-color: var(--phase-blue-soft); color: var(--phase-blue); }
.status-pill--editing { background-color: var(--phase-pink-soft); color: var(--phase-pink); }
.status-pill--production { background-color: var(--phase-green-soft); color: var(--phase-green); }

.thread {
  flex: 1;
  overflow-y: auto;
  padding: 24px 28px 16px;
}
.thread__inner {
  max-width: 760px;
  margin: 0 auto;
  display: flex; flex-direction: column;
  gap: 20px;
}

.msg {
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: 14px;
}
.msg--user .msg__gutter { justify-self: end; }
.msg__gutter { display: flex; justify-content: center; align-items: flex-start; padding-top: 2px; }
.avatar {
  width: 34px; height: 34px;
  border-radius: 6px;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--ff-mono);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--paper);
  background: var(--ink);
}
.avatar--user { background: var(--ink); }
.avatar--agent { background: var(--ink-3); }
.avatar--coordinator { background: var(--c-coordinator); }
.avatar--idea       { background: var(--c-idea); }
.avatar--research   { background: var(--c-research); }
.avatar--outline    { background: var(--c-outline); }
.avatar--voice      { background: var(--c-voice); }
.avatar--writer     { background: var(--c-writer); }
.avatar--editor     { background: var(--c-editor); }
.avatar--debater    { background: var(--c-debater); }
.avatar--reader     { background: var(--c-reader); }

.msg__body { min-width: 0; }
.msg__header {
  display: flex; align-items: baseline; gap: 8px;
  margin-bottom: 4px;
}
.msg__who {
  font-weight: 600;
  font-size: 13px;
  letter-spacing: -0.005em;
  color: var(--ink);
}
.msg__role {
  font-family: var(--ff-mono);
  font-size: 10.5px;
  color: var(--ink-muted);
  letter-spacing: 0.02em;
}
.msg__time {
  margin-left: auto;
  font-family: var(--ff-mono);
  font-size: 10.5px;
  color: var(--ink-faint);
}
.msg__text {
  font-family: var(--ff-display);
  font-size: 15.5px;
  line-height: 1.6;
  color: var(--ink);
  letter-spacing: -0.003em;
}
.msg__text p { margin: 0 0 8px; }
.msg__text p:last-child { margin-bottom: 0; }
.msg__text code {
  font-family: var(--ff-mono);
  font-size: 12.5px;
  background: var(--paper-3);
  padding: 1px 5px;
  border-radius: 3px;
  color: var(--ink-2);
}
.msg__text strong { font-weight: 600; }
.msg__text em { font-style: italic; }
.msg__text ul { margin: 4px 0 8px; padding-left: 18px; }
.msg__text li { margin: 2px 0; }

.msg--user .msg__text {
  background: var(--ink);
  color: var(--paper);
  padding: 10px 14px;
  border-radius: var(--r-lg);
  border-bottom-right-radius: 3px;
  display: inline-block;
  font-size: 15px;
  max-width: 75%;
  word-wrap: break-word;
}
.msg--user { grid-template-columns: 1fr 40px; }
.msg--user .msg__gutter { grid-column: 2; }
.msg--user .msg__body { grid-column: 1; display: flex; flex-direction: column; align-items: flex-end; }
.msg--user .msg__header { flex-direction: row-reverse; }
.msg--user .msg__time { margin-left: 0; margin-right: auto; }

.msg__handoff {
  margin-top: 8px;
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 10px;
  background: var(--amber-soft);
  border: 1px solid var(--amber-line);
  border-radius: 999px;
  font-family: var(--ff-mono);
  font-size: 11px;
  color: var(--amber);
}
.handoff__arrow { font-family: var(--ff-ui); }

.msg--typing .typing {
  display: inline-flex; gap: 4px;
  padding: 8px 4px;
}
.typing span {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--ink-faint);
  animation: bounce 1.1s infinite ease-in-out;
}
.typing span:nth-child(2) { animation-delay: 0.15s; }
.typing span:nth-child(3) { animation-delay: 0.3s; }
@keyframes bounce {
  0%, 80%, 100% { transform: translateY(0); opacity: 0.4; }
  40% { transform: translateY(-4px); opacity: 1; }
}

.msg--system { justify-content: center; }
.msg--system__line {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--ff-mono);
  font-size: 11px;
  color: var(--ink-muted);
}

.msg--compaction {
  display: block;
  max-width: 760px;
  margin: 24px auto;
  padding: 28px 32px;
  background: var(--paper-2);
  border: 1px solid var(--rule);
  border-top: 3px solid var(--amber);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow);
}
.msg--compaction__header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--rule-soft);
  position: sticky;
  top: -28px;
  padding-top: 28px;
  margin-top: -28px;
  background: var(--paper-2);
  z-index: 10;
}
.msg--compaction__label {
  font-family: var(--ff-display);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--ink);
  display: flex;
  align-items: center;
  gap: 6px;
}
.msg--compaction__label::before {
  content: \"✨\";
  font-size: 12px;
}
.msg--compaction__time {
  font-family: var(--ff-mono);
  font-size: 11px;
  color: var(--ink-faint);
  margin-left: auto;
}
.msg--compaction__body {
  font-family: var(--ff-body);
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink-2);
}
.msg--compaction__body p { margin: 0 0 14px; }
.msg--compaction__body p:last-child { margin-bottom: 0; }
.msg--compaction__body h1,
.msg--compaction__body h2,
.msg--compaction__body h3 {
  font-family: var(--ff-display);
  color: var(--ink);
  font-weight: 600;
  margin: 24px 0 10px;
  line-height: 1.3;
}
.msg--compaction__body h1 { font-size: 22px; }
.msg--compaction__body h2 { font-size: 18px; border-bottom: 1px solid var(--rule-soft); padding-bottom: 4px; }
.msg--compaction__body h3 { font-size: 16px; color: var(--ink-2); }
.msg--compaction__body h1:first-child,
.msg--compaction__body h2:first-child,
.msg--compaction__body h3:first-child { margin-top: 0; }

.msg--compaction__body strong {
  background: var(--amber-soft);
  color: var(--ink);
  padding: 0 4px;
  border-radius: var(--r-sm);
  font-weight: 600;
}

.msg--compaction__body ul,
.msg--compaction__body ol {
  padding-left: 24px;
  margin: 0 0 16px;
}
.msg--compaction__body ul { list-style-type: disc; }
.msg--compaction__body ol { list-style-type: decimal; }
.msg--compaction__body li { margin-bottom: 6px; padding-left: 4px; }
.msg--compaction__body li::marker { color: var(--amber); font-weight: bold; }

.composer {
  padding: 12px 28px 20px;
  border-top: 1px solid var(--rule-soft);
  background: var(--paper);
}
.composer__mentions {
  display: flex; align-items: center; gap: 6px;
  padding: 0 4px 10px;
  max-width: 760px; margin: 0 auto;
  flex-wrap: wrap;
}
.composer__mentions-label {
  font-family: var(--ff-mono);
  font-size: 10.5px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-muted);
  margin-right: 4px;
}
.mention-chip {
  font-family: var(--ff-mono);
  font-size: 11px;
  padding: 3px 8px;
  border-radius: 3px;
  background: var(--paper-2);
  border: 1px solid var(--rule-soft);
  color: var(--ink-2);
  transition: all 0.12s ease;
}
.mention-chip:hover {
  background: var(--amber-soft);
  border-color: var(--amber-line);
  color: var(--amber);
}
.mention-chip--locked {
  opacity: 0.45;
  cursor: not-allowed;
  background: var(--paper-2);
  border-color: var(--rule-soft);
  color: var(--ink-faint);
}
.mention-chip--locked:hover {
  background: var(--paper-2);
  border-color: var(--rule-soft);
  color: var(--ink-faint);
}
.deep-research-btn--locked {
  opacity: 0.45;
  cursor: not-allowed;
}
.composer__mentions-hint {
  font-family: var(--ff-mono);
  font-size: 10.5px;
  color: var(--ink-faint);
  margin-left: 4px;
}
.composer__box {
  max-width: 760px;
  margin: 0 auto;
  border: 1px solid var(--rule);
  border-radius: var(--r-lg);
  background: var(--paper);
  box-shadow: var(--shadow);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
.composer__box:focus-within {
  border-color: var(--ink-faint);
  box-shadow: var(--shadow-lg), 0 0 0 3px var(--amber-soft);
}
.composer__box textarea {
  display: block; width: 100%;
  padding: 14px 16px 4px;
  border: none; outline: none;
  background: transparent;
  resize: none;
  font-family: var(--ff-display);
  font-size: 15.5px;
  line-height: 1.5;
  color: var(--ink);
  max-height: 200px;
}
.composer__box textarea::placeholder { color: var(--ink-faint); }
.composer__box--expanded textarea {
  max-height: 70vh;
  min-height: 400px;
  resize: vertical;
}
.expand-btn {
  color: var(--ink-muted);
}
.expand-btn:hover {
  background: var(--paper-3);
  color: var(--ink);
}
.composer__actions {
  display: flex; align-items: center; justify-content: space-between;
  padding: 8px 12px 10px 16px;
}
.composer__kb {
  font-family: var(--ff-mono);
  font-size: 10.5px;
  color: var(--ink-faint);
}

/* ── Passage selection tooltip ──────────────────────────────── */
.passage-tooltip {
  padding: 5px 11px;
  background: var(--ink);
  color: var(--paper);
  border-radius: var(--r);
  font-family: var(--ff-ui);
  font-size: 12px;
  font-weight: 500;
  box-shadow: var(--shadow);
  white-space: nowrap;
  cursor: pointer;
  border: none;
  transition: background 0.1s ease;
  pointer-events: all;
}
.passage-tooltip:hover { background: var(--amber); }

/* ── Passage bubble in Composer ─────────────────────────────── */
.composer__passage-bubble {
  max-width: 760px;
  margin: 0 auto 6px;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 8px 14px;
  background: var(--amber-soft);
  border: 1px solid var(--amber-line);
  border-left: 3px solid var(--amber);
  border-radius: var(--r);
}
.composer__passage-label {
  font-family: var(--ff-mono);
  font-size: 10.5px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--amber);
  white-space: nowrap;
  flex-shrink: 0;
  padding-top: 1px;
}
.composer__passage-label strong { font-weight: 600; text-transform: none; letter-spacing: 0; }
.composer__passage-text {
  font-family: var(--ff-display);
  font-size: 13px;
  color: var(--ink-2);
  line-height: 1.45;
  flex: 1;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}
.composer__passage-clear {
  flex-shrink: 0;
  color: var(--ink-muted);
  font-size: 18px;
  line-height: 1;
  padding: 0 2px;
  background: none;
  border: none;
  cursor: pointer;
  transition: color 0.1s ease;
}
.composer__passage-clear:hover { color: var(--ink); }
.kbd {
  font-family: var(--ff-mono);
  font-size: 10px;
  padding: 1px 5px;
  border-radius: 3px;
  background: var(--paper-3);
  border: 1px solid var(--rule-soft);
  color: var(--ink-3);
}
.send-btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 6px 12px;
  background: var(--ink);
  color: var(--paper);
  border-radius: var(--r);
  font-family: var(--ff-ui);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.01em;
  transition: all 0.1s ease;
}
.send-btn:hover:not(:disabled) { background: var(--amber); }

.reader {
  position: fixed;
  z-index: var(--z-panel);
  width: 680px;
  height: 480px;
  min-width: 320px;
  min-height: 220px;
  border: 1px solid var(--rule);
  background: var(--paper);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-lg), 0 0 0 1px var(--rule-soft);
  display: flex; flex-direction: column;
  overflow: hidden;
  resize: both;
}
.reader__head {
  display: flex; align-items: flex-start; justify-content: space-between;
  padding: 12px 18px 10px;
  border-bottom: 1px solid var(--rule-soft);
  background: linear-gradient(180deg, var(--paper-2), var(--paper));
  cursor: grab;
  user-select: none;
  flex-shrink: 0;
}
.reader__head:active { cursor: grabbing; }
.reader__kind {
  font-family: var(--ff-mono);
  font-size: 10.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 2px;
}
.reader__title {
  font-family: var(--ff-display);
  font-size: 20px;
  font-weight: 500;
  letter-spacing: -0.01em;
  color: var(--ink);
  line-height: 1.2;
}
.reader__meta {
  display: flex; align-items: center; gap: 8px;
  margin-top: 6px;
  font-family: var(--ff-mono);
  font-size: 11px;
  color: var(--ink-muted);
}
.reader__dot { color: var(--ink-faint); }
.reader__owner { color: var(--ink-3); }
.reader__actions {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-shrink: 0;
}
.reader__close {
  width: 28px; height: 28px;
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: var(--r-sm);
  color: var(--ink-muted);
  flex-shrink: 0;
}
.reader__close:hover { background: var(--paper-3); color: var(--ink); }
.reader__drag-hint {
  font-size: 14px;
  color: var(--ink-faint);
  flex-shrink: 0;
  line-height: 1;
  pointer-events: none;
  margin-right: 2px;
}
.reader__edit-btn,
.reader__save-btn,
.reader__cancel-btn {
  font-family: var(--ff-ui);
  font-size: 11.5px;
  font-weight: 500;
  padding: 4px 10px;
  border-radius: var(--r-sm);
  cursor: pointer;
  transition: background 0.12s, color 0.12s;
}
.reader__edit-btn {
  color: var(--ink-muted);
  border: 1px solid var(--rule);
  background: transparent;
}
.reader__edit-btn:hover { background: var(--paper-3); color: var(--ink); }
.reader__save-btn {
  background: var(--amber);
  color: var(--paper);
  border: 1px solid transparent;
}
.reader__save-btn:hover:not(:disabled) { opacity: 0.88; }
.reader__save-btn:disabled { opacity: 0.55; cursor: default; }
.reader__cancel-btn {
  color: var(--ink-muted);
  border: 1px solid var(--rule);
  background: transparent;
}
.reader__cancel-btn:hover { background: var(--paper-3); color: var(--ink); }
.reader__editor {
  width: 100%;
  flex: 1;
  min-height: 200px;
  padding: 4px 0;
  font-family: var(--ff-body);
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink);
  background: transparent;
  border: none;
  resize: none;
  box-sizing: border-box;
  outline: none;
}
.reader__body {
  overflow-y: auto;
  padding: 16px 24px 22px;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.tag {
  font-family: var(--ff-mono);
  font-size: 10px;
  padding: 2px 6px;
  border-radius: 3px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.tag--quiet { background: var(--paper-3); color: var(--ink-3); }

.prose {
  font-family: var(--ff-display);
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--ink-2);
  max-width: 100%;
}
.prose h2 { font-size: 18px; font-weight: 500; margin: 18px 0 8px; color: var(--ink); letter-spacing: -0.01em; }
.prose h3 { font-size: 16px; font-weight: 500; margin: 14px 0 6px; color: var(--ink); letter-spacing: -0.005em; }
.prose h4 { font-size: 14px; font-weight: 600; margin: 12px 0 4px; color: var(--ink-2); font-family: var(--ff-ui); text-transform: uppercase; letter-spacing: 0.06em; }
.prose p  { margin: 0 0 10px; }
.prose ul { margin: 4px 0 10px; padding-left: 18px; }
.prose li { margin: 3px 0; }
.prose strong { font-weight: 600; color: var(--ink); }
.prose code { font-family: var(--ff-mono); font-size: 12.5px; background: var(--paper-3); padding: 1px 5px; border-radius: 3px; }

.voice-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  border-top: 1px solid var(--rule-soft);
}
.voice-row {
  display: grid;
  grid-template-columns: 170px 1fr;
  gap: 20px;
  padding: 10px 0;
  border-bottom: 1px solid var(--rule-soft);
}
.voice-row__k {
  font-family: var(--ff-mono);
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-muted);
  padding-top: 2px;
}
.voice-row__v {
  font-family: var(--ff-display);
  font-size: 14.5px;
  line-height: 1.5;
  color: var(--ink);
}

.agent-list {
  display: flex; flex-direction: column;
  gap: 6px;
  padding: 0 6px;
}
.rail__section .agent-card { margin: 0 6px; }

.agent-card {
  border: 1px solid var(--rule-soft);
  background: var(--paper);
  border-radius: var(--r);
  padding: 10px 12px;
  display: flex; flex-direction: column; gap: 6px;
  transition: border-color 0.2s ease, background 0.2s ease;
  position: relative;
}
.agent-card.state-idle { border-color: var(--rule-soft); }
.agent-card.state-listening {
  border-color: var(--slate);
  background: linear-gradient(180deg, var(--slate-soft), var(--paper));
}
.agent-card.state-working {
  border-color: var(--amber-line);
  background: linear-gradient(180deg, var(--amber-soft), var(--paper));
  box-shadow: 0 0 0 1px var(--amber-line), 0 2px 8px oklch(70% 0.1 60 / 0.15);
}
.agent-card.state-communicating {
  border-color: var(--amber);
  background: var(--paper);
  box-shadow: inset 2px 0 0 var(--amber);
}

.agent-card__head {
  display: grid;
  grid-template-columns: 18px 1fr auto;
  gap: 8px;
  align-items: center;
}
.agent-card__dot {
  width: 10px; height: 10px;
  border-radius: 50%;
  background: var(--ink-faint);
  position: relative;
  display: flex; align-items: center; justify-content: center;
}
.agent-card__dot-inner {
  width: 4px; height: 4px; border-radius: 50%; background: var(--paper);
}
.state-listening .agent-card__dot {
  background: var(--slate);
  animation: pulse-slow 1.6s infinite ease-in-out;
}
.state-working .agent-card__dot {
  background: var(--amber);
  animation: pulse-fast 0.9s infinite ease-in-out;
}
.state-working .agent-card__dot::after {
  content: \"\"; position: absolute; inset: -5px;
  border-radius: 50%;
  border: 1.5px solid var(--amber);
  opacity: 0.4;
  animation: ripple 1.4s infinite ease-out;
}
.state-communicating .agent-card__dot {
  background: var(--amber);
}

@keyframes pulse-slow { 0%, 100% { transform: scale(1); } 50% { transform: scale(1.25); } }
@keyframes pulse-fast { 0%, 100% { transform: scale(1); box-shadow: 0 0 0 0 oklch(62% 0.14 55 / 0.5); } 50% { transform: scale(1.15); box-shadow: 0 0 0 4px oklch(62% 0.14 55 / 0); } }
@keyframes ripple { 0% { opacity: 0.5; transform: scale(1); } 100% { opacity: 0; transform: scale(1.6); } }


.agent-card__name {
  font-family: var(--ff-display);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: -0.005em;
  color: var(--ink);
  display: flex; align-items: center; gap: 6px;
}
.agent-card__hub {
  font-family: var(--ff-mono);
  font-size: 9px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-muted);
  background: var(--paper-3);
  padding: 1px 5px;
  border-radius: 3px;
}
.agent-card__role {
  font-family: var(--ff-mono);
  font-size: 10.5px;
  color: var(--ink-muted);
  line-height: 1.3;
}
.agent-card__state-label {
  font-family: var(--ff-mono);
  font-size: 9.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-faint);
  align-self: start;
}
.state-listening .agent-card__state-label { color: var(--slate); }
.state-working .agent-card__state-label { color: var(--amber); }
.state-communicating .agent-card__state-label { color: var(--amber); }

.agent-card__work {
  padding: 4px 0 2px;
  min-height: 18px;
  font-size: 12px;
  color: var(--ink-2);
  border-top: 1px dashed var(--rule-soft);
  padding-top: 6px;
}
.agent-card__idle { color: var(--ink-faint); font-family: var(--ff-mono); font-size: 11px; }
.agent-card__work-line {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--ff-display);
  font-size: 13px;
  font-style: italic;
  color: var(--ink);
  line-height: 1.35;
}
.state-listening .agent-card__work-line { color: var(--slate); }
.state-working .agent-card__work-line { color: var(--ink); }

.spinner {
  width: 10px; height: 10px;
  border: 1.5px solid var(--amber-line);
  border-top-color: var(--amber);
  border-radius: 50%;
  animation: spin 0.9s linear infinite;
  flex-shrink: 0;
}
@keyframes spin { to { transform: rotate(360deg); } }

.agent-card__tools {
  display: flex; flex-wrap: wrap; gap: 4px;
}
.tool-chip {
  font-family: var(--ff-mono);
  font-size: 9.5px;
  padding: 1px 5px;
  border-radius: 2px;
  background: var(--paper-2);
  color: var(--ink-muted);
  letter-spacing: 0.02em;
}
.state-working .tool-chip { background: var(--paper); color: var(--ink-3); }

.pulse-pill {
  display: inline-flex; align-items: center; gap: 6px;
  font-family: var(--ff-mono);
  font-size: 10.5px;
  letter-spacing: 0.04em;
  color: var(--ink-muted);
}
.pulse-pill__dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--ink-faint);
}
.pulse-pill--on { color: var(--amber); }
.pulse-pill--on .pulse-pill__dot { background: var(--amber); animation: pulse-fast 1s infinite ease-in-out; }

.thread::-webkit-scrollbar,
.groups::-webkit-scrollbar,
.reader__body::-webkit-scrollbar { width: 10px; }
.thread::-webkit-scrollbar-track,
.groups::-webkit-scrollbar-track,
.reader__body::-webkit-scrollbar-track { background: transparent; }
.thread::-webkit-scrollbar-thumb,
.groups::-webkit-scrollbar-thumb,
.reader__body::-webkit-scrollbar-thumb {
  background: oklch(80% 0.01 70);
  border-radius: 10px;
  border: 3px solid var(--paper);
  background-clip: padding-box;
}

@media (max-width: 1200px) {
  .shell { grid-template-columns: 260px 1fr 300px; }
}
@media (max-width: 960px) {
  .shell { grid-template-columns: 1fr; }
  .rail { display: none; }
}

/* Color coding for left rail and modals */
.group--idea { --group-color: var(--c-idea); }
.group--outline { --group-color: var(--c-outline); }
.group--draft { --group-color: var(--c-writer); }
.group--voice { --group-color: var(--c-voice); }
.group--world { --group-color: oklch(50% 0.08 110); } /* World Builder Agent */
.group--research { --group-color: var(--c-research); }
.group--debate { --group-color: var(--c-debater); }
.group--reader_report { --group-color: var(--c-reader); }
.group--logs { --group-color: var(--c-coordinator); }

.group__head:hover { background: oklch(from var(--group-color, var(--ink)) l c h / 0.05); }
.group--open .group__count { 
  border-color: oklch(from var(--group-color, var(--rule)) l c h / 0.3);
  color: var(--group-color, var(--ink-faint)); 
}

.leaf {
  --leaf-color: var(--group-color, var(--amber));
}
.leaf__glyph { color: var(--group-color, var(--ink-muted)); }
.leaf--active {
  background: oklch(from var(--leaf-color) l c h / 0.08);
  box-shadow: inset 2px 0 0 var(--leaf-color);
}
.leaf--active .leaf__glyph { color: var(--leaf-color); }
.leaf--active .leaf__label { color: var(--leaf-color); }

.reader--idea { --reader-color: var(--c-idea); }
.reader--outline { --reader-color: var(--c-outline); }
.reader--draft { --reader-color: var(--c-writer); }
.reader--voice { --reader-color: var(--c-voice); }
.reader--world { --reader-color: oklch(50% 0.08 110); }
.reader--research { --reader-color: var(--c-research); }
.reader--debate { --reader-color: var(--c-debater); }
.reader--reader_report { --reader-color: var(--c-reader); }
.reader--logs { --reader-color: var(--c-coordinator); }

.reader__head {
  border-bottom: 1px solid oklch(from var(--reader-color, var(--rule)) l c h / 0.2);
  background: oklch(from var(--reader-color, var(--paper)) l c h / 0.03);
}
.reader__kind {
  color: var(--reader-color, var(--ink-faint));
}
.reader__owner { color: var(--reader-color, var(--ink-3)); }

.modal--idea { --modal-color: var(--c-idea); }
.modal--outline { --modal-color: var(--c-outline); }
.modal--draft { --modal-color: var(--c-writer); }
.modal--voice { --modal-color: var(--c-voice); }
.modal--world { --modal-color: oklch(50% 0.08 110); }
.modal--research { --modal-color: var(--c-research); }
.modal--debate { --modal-color: var(--c-debater); }
.modal--reader_report { --modal-color: var(--c-reader); }
.modal--logs { --modal-color: var(--c-coordinator); }

.modal--artifact .modal__nav {
  border-bottom: 1px solid oklch(from var(--modal-color, var(--rule)) l c h / 0.2);
  background: oklch(from var(--modal-color, var(--paper)) l c h / 0.03);
}
.modal--artifact .modal__nav-title {
  color: var(--modal-color, var(--ink));
}


/* ── Deep Research Styles ────────────────────────────────────────── */

/* Deep Research Toggle Button */
.deep-research-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--paper-2);
  border: 1px solid var(--rule-soft);
  border-radius: var(--r);
  padding: 6px 12px;
  color: var(--ink-muted);
  font-family: var(--ff-sans);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
}

.deep-research-btn:hover {
  background: var(--paper-3);
  color: var(--ink);
  border-color: var(--rule);
}

.deep-research-btn.active {
  background: linear-gradient(135deg, oklch(72% 0.15 75), oklch(62% 0.16 60));
  color: #fff;
  border-color: oklch(62% 0.16 60);
  box-shadow: 0 0 12px oklch(72% 0.15 75 / 0.4);
  animation: pulse-glow 2s infinite ease-in-out;
}

@keyframes pulse-glow {
  0%, 100% { box-shadow: 0 0 12px oklch(72% 0.15 75 / 0.4); }
  50% { box-shadow: 0 0 18px oklch(72% 0.15 75 / 0.7); }
}

/* Deep Research Thoughts Log in right sidebar */
.deep-research-log {
  margin: 2px 6px 6px 6px;
  border: 1px dashed oklch(72% 0.15 75 / 0.4);
  background: var(--paper-2);
  border-radius: var(--r);
  font-family: var(--ff-sans);
  font-size: 12px;
  overflow: hidden;
  transition: all 0.2s ease;
}

.deep-research-log__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 10px;
  background: var(--paper-3);
  cursor: pointer;
  font-weight: 500;
  user-select: none;
  color: var(--ink);
  border-bottom: 1px solid var(--rule-soft);
}

.deep-research-log__header:hover {
  background: var(--paper-4);
}

.deep-research-log__title {
  display: flex;
  align-items: center;
  gap: 6px;
  color: oklch(62% 0.16 60);
}

.deep-research-log__pulse-dot {
  width: 6px;
  height: 6px;
  background: oklch(62% 0.16 60);
  border-radius: 50%;
  animation: pulse-fast 1s infinite ease-in-out;
}

.deep-research-log__toggle-icon {
  font-size: 14px;
  color: var(--ink-muted);
}

.deep-research-log__content {
  max-height: 200px;
  overflow-y: auto;
  padding: 8px 10px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  background: var(--paper);
}

.deep-research-log__item {
  color: var(--ink-muted);
  line-height: 1.4;
  font-family: var(--ff-mono);
  font-size: 11px;
  word-break: break-word;
  white-space: pre-wrap;
  border-left: 2px solid oklch(72% 0.15 75 / 0.5);
  padding-left: 6px;
}

/* ── Context Cache Widget ─────────────────────────────────────────────────── */

.rail__cache {
  padding: 0 14px 14px;
}

.cache-widget {
  border-radius: var(--r);
  padding: 10px 12px;
  display: flex;
  flex-direction: column;
  gap: 7px;
  border: 1px solid var(--rule-soft);
  background: var(--paper-2);
  transition: border-color 0.3s, background 0.3s;
}

.cache-widget--active {
  border-color: oklch(82% 0.07 155);
  background: oklch(96% 0.015 150);
}

.cache-widget--expiring {
  border-color: oklch(82% 0.08 55);
  background: oklch(96% 0.02 60);
}

.cache-widget--expired {
  border-color: var(--wine);
  background: var(--wine-soft);
}

.cache-widget--inactive {
  opacity: 0.6;
}

.cache-widget__header {
  display: flex;
  align-items: center;
  gap: 6px;
}

.cache-widget__icon {
  font-size: 12px;
  color: var(--ink-muted);
  line-height: 1;
}

.cache-widget--active .cache-widget__icon {
  color: var(--sage);
}

.cache-widget--expiring .cache-widget__icon {
  color: var(--amber);
}

.cache-widget--expired .cache-widget__icon {
  color: var(--wine);
}

.cache-widget__label {
  flex: 1;
  font-family: var(--ff-mono);
  font-size: 10.5px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-muted);
}

.cache-widget__badge {
  font-family: var(--ff-mono);
  font-size: 9.5px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 2px 6px;
  border-radius: 10px;
  font-weight: 600;
}

.cache-widget__badge--on {
  background: var(--sage-soft);
  color: var(--sage);
}

.cache-widget__badge--warn {
  background: var(--amber-soft);
  color: var(--amber);
  animation: pulse-fast 1.5s infinite ease-in-out;
}

.cache-widget__badge--expired {
  background: var(--wine-soft);
  color: var(--wine);
}

.cache-widget__badge--off {
  background: var(--paper-3);
  color: var(--ink-faint);
}

.cache-widget__bar-wrap {
  height: 4px;
  background: var(--rule-soft);
  border-radius: 2px;
  overflow: hidden;
}

.cache-widget__bar {
  height: 100%;
  background: var(--sage);
  border-radius: 2px;
  transition: width 1s linear, background 0.3s;
}

.cache-widget__bar--warn {
  background: var(--amber);
}

.cache-widget__bar--expired {
  background: var(--wine);
}

.cache-widget__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 10px;
}

.cache-widget__stat {
  display: flex;
  align-items: center;
  gap: 3px;
  font-family: var(--ff-mono);
  font-size: 10px;
  color: var(--ink-3);
}

.cache-widget__stat-icon {
  color: var(--ink-faint);
  font-size: 9px;
}


/* Interactive status select dropdown styling */
.status-selector-wrap {
  position: relative;
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 0;
  transition: all 0.2s ease;
}
.status-selector-wrap:hover {
  opacity: 0.95;
  transform: translateY(-0.5px);
}
.status-selector-wrap .status-pill__dot {
  position: absolute;
  left: 8px;
  pointer-events: none;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
  z-index: 2;
}
.status-select {
  font-family: var(--ff-mono);
  font-size: 10.5px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 3px 22px 3px 18px; /* space for left dot and right arrow */
  border-radius: 999px;
  border: none;
  background: transparent;
  color: inherit;
  font-weight: 600;
  cursor: pointer;
  appearance: none;
  outline: none;
  
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6' fill='none'><path d='M1 1L5 5L9 1' stroke='currentColor' stroke-width='1.2' stroke-linecap='round' stroke-linejoin='round'/></svg>");
  background-position: right 8px center;
  background-repeat: no-repeat;
  background-size: 8px;
}
.status-select option {
  background: var(--paper-2);
  color: var(--ink);
  font-family: var(--ff-mono);
  font-size: 11px;
}

.rail__meta-link {
  color: var(--amber);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}
.rail__meta-link:hover {
  border-bottom-color: var(--amber);
}

/* ── Billing toast ──────────────────────────── */
.billing-toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--ink);
  color: var(--paper);
  padding: 12px 24px;
  border-radius: 8px;
  font-size: 14px;
  cursor: pointer;
  z-index: 9999;
  animation: toast-in 0.3s ease-out;
}
@keyframes toast-in {
  from { opacity: 0; transform: translateX(-50%) translateY(20px); }
  to   { opacity: 1; transform: translateX(-50%) translateY(0); }
}

/* ── Left-rail account / sign-out ───────────── */
.rail__account {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-top: 6px;
}
.rail__account-email {
  font-family: var(--ff-mono);
  font-size: 10.5px;
  color: var(--ink-faint);
  letter-spacing: 0.02em;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  min-width: 0;
  flex: 1;
}
.rail__signout-btn {
  font-family: var(--ff-mono);
  font-size: 10.5px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--ink-muted);
  background: transparent;
  border: 1px solid var(--rule-soft);
  border-radius: 4px;
  padding: 3px 8px;
  cursor: pointer;
  transition: color 0.15s, border-color 0.15s;
}
.rail__signout-btn:hover {
  color: var(--ink);
  border-color: var(--ink-muted);
}