:root {
  --cream: #f6efe2;
  --paper: #fffaf0;
  --ink: #30261f;
  --muted: #7a6a5d;
  --line: #cdbca9;

  --apple: #b94135;
  --lime: #8ba64a;
  --pumpkin: #d17a35;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  background: var(--cream);
  font-family: "Fraunces", serif;
  font-size: 15px;
  line-height: 1.45;
}

button { font: inherit; }

.app {
  width: min(720px, 100%);
  margin: auto;
  padding: 32px clamp(16px, 4vw, 40px);
}

/* HEADER */
.hero {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 24px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--ink);
}
.eyebrow {
  margin: 0 0 6px;
  font-family: "DM Mono", monospace;
  text-transform: uppercase;
  letter-spacing: .08em;
  font-size: 10px;
  color: var(--muted);
}
h1 {
  margin: 0;
  font-size: clamp(1.8rem, 4.5vw, 3rem);
  line-height: .9;
  font-weight: 650;
  letter-spacing: -.045em;
}

/* PROGRESS */
.progress-bar {
  display: flex;
  align-items: center;
  gap: .5rem;
  margin: 22px 0 14px;
}
.progress-step {
  display: flex;
  align-items: center;
  gap: .35rem;
  font-family: "DM Mono", monospace;
  text-transform: uppercase;
  letter-spacing: .08em;
  font-size: 9px;
  color: var(--muted);
  flex-shrink: 0;
}
.progress-dot {
  width: 1.2rem;
  height: 1.2rem;
  border: 1px solid var(--ink);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: "DM Mono", monospace;
  font-size: .65rem;
  font-weight: 500;
  background: var(--paper);
  color: var(--ink);
  flex-shrink: 0;
}
.progress-dot.done { background: var(--ink); color: var(--paper); }
.progress-dot.active { background: var(--pumpkin); color: var(--paper); }
.progress-line { flex: 1; height: 1px; background: var(--line); }
.progress-line.done { background: var(--ink); }

/* TABS */
.tabs {
  display: flex;
  margin: 0 0 22px;
  border: 1px solid var(--ink);
  background: var(--paper);
}
.tab {
  flex: 1;
  padding: .55rem .4rem;
  font-family: "DM Mono", monospace;
  text-transform: uppercase;
  letter-spacing: .08em;
  font-size: 9px;
  color: var(--muted);
  background: transparent;
  border: none;
  border-right: 1px solid var(--line);
  cursor: pointer;
}
.tab:last-child { border-right: none; }
.tab:hover { color: var(--ink); background: rgba(0,0,0,.03); }
.tab.active { background: var(--ink); color: var(--paper); }

.page { display: none; }
.page.active { display: block; }

.card { display: flex; flex-direction: column; gap: 18px; }

/* SECTION LABELS */
.section-label {
  font-family: "DM Mono", monospace;
  text-transform: uppercase;
  letter-spacing: .08em;
  font-size: 9px;
  color: var(--muted);
  margin-bottom: .35rem;
  display: flex;
  align-items: center;
  gap: .4rem;
}
.step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.1rem;
  height: 1.1rem;
  border: 1px solid var(--ink);
  background: var(--ink);
  color: var(--paper);
  font-size: .6rem;
  font-weight: 500;
}

/* QUERY ROW */
.query-row { display: flex; gap: 8px; }
.query-row input {
  flex: 1;
  min-width: 0;
  padding: .6rem .75rem;
  font-family: "DM Mono", monospace;
  font-size: .85rem;
  color: var(--ink);
  background: var(--paper);
  border: 1px solid var(--ink);
  outline: none;
}
.query-row input:focus { background: #fffdf5; }
.query-row button {
  padding: .6rem 1rem;
  font-family: "DM Mono", monospace;
  text-transform: uppercase;
  letter-spacing: .08em;
  font-size: 9px;
  color: var(--paper);
  background: var(--ink);
  border: 1px solid var(--ink);
  cursor: pointer;
}
.query-row button:hover { background: #4b3a2f; }
.query-row button:disabled { opacity: .5; cursor: wait; }

/* BOT ANSWER */
.answer {
  padding: .9rem 1rem;
  border: 1px solid var(--ink);
  background: var(--paper);
  font-family: "Fraunces", serif;
  font-size: .95rem;
  line-height: 1.55;
}
.sources-toggle {
  margin-top: .6rem;
  padding: .4rem .7rem;
  font-family: "DM Mono", monospace;
  text-transform: uppercase;
  letter-spacing: .08em;
  font-size: 9px;
  color: var(--ink);
  background: transparent;
  border: 1px solid var(--ink);
  cursor: pointer;
}
.sources-toggle:hover { background: rgba(0,0,0,.04); }
.sources-toggle:disabled { opacity: .4; cursor: default; }

/* SCORECARD */
.scorecard {
  border: 1px solid var(--ink);
  background: var(--paper);
  padding: 1rem .9rem;
}
.scorecard .header { text-align: center; margin-bottom: .9rem; }
.scorecard .total {
  font-family: "Fraunces", serif;
  font-size: 2.6rem;
  font-weight: 650;
  line-height: 1;
  letter-spacing: -.03em;
}
.scorecard .total small { font-size: 1rem; color: var(--muted); font-weight: 400; }
.scorecard .status {
  display: inline-block;
  margin-top: .5rem;
  padding: .2rem .7rem;
  font-family: "DM Mono", monospace;
  text-transform: uppercase;
  letter-spacing: .08em;
  font-size: 9px;
  border: 1px solid var(--ink);
}
.scorecard .status.pass { background: var(--lime); color: var(--ink); }
.scorecard .status.fail { background: var(--apple); color: var(--paper); }

.metrics { display: flex; flex-direction: column; gap: .55rem; }
.metric {
  display: grid;
  grid-template-columns: 90px 1fr 28px;
  align-items: center;
  gap: .6rem;
  font-family: "DM Mono", monospace;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: .05em;
}
.metric-label { color: var(--muted); }
.bar { height: 10px; background: var(--paper); border: 1px solid var(--ink); }
.bar-fill { height: 100%; background: var(--ink); }
.bar-fill.low { background: var(--apple); }
.metric-value {
  text-align: right;
  font-weight: 500;
  font-variant-numeric: tabular-nums;
}

.explanation {
  margin-top: 1rem;
  padding-top: .85rem;
  border-top: 1px solid var(--line);
  font-size: .88rem;
  color: var(--muted);
  font-style: italic;
}
.explanation strong {
  display: block;
  margin-bottom: .3rem;
  font-family: "DM Mono", monospace;
  font-style: normal;
  text-transform: uppercase;
  letter-spacing: .08em;
  font-size: 9px;
  color: var(--ink);
}

/* GAPS */
.gaps { display: flex; flex-direction: column; gap: 8px; }
.gap-option {
  display: flex;
  gap: .7rem;
  align-items: flex-start;
  padding: .8rem .9rem;
  border: 1px solid var(--line);
  background: var(--paper);
  cursor: pointer;
  transition: transform .15s ease, border-color .15s ease, box-shadow .15s ease;
}
.gap-option:hover { transform: translateY(-2px); border-color: var(--ink); }
.gap-option.selected {
  border-color: var(--ink);
  box-shadow: 4px 4px 0 rgba(48,38,31,.11);
}
.gap-option input[type="radio"] {
  margin-top: .25rem;
  accent-color: var(--ink);
  flex-shrink: 0;
}
.gap-text strong { display: block; margin-bottom: .2rem; font-size: 1rem; font-weight: 500; }
.gap-text span { color: var(--muted); font-size: .85rem; font-style: italic; }

/* TEXTAREAS */
.elab textarea,
.field textarea {
  width: 100%;
  min-height: 76px;
  padding: .7rem .8rem;
  font-family: "DM Mono", monospace;
  font-size: .82rem;
  color: var(--ink);
  background: var(--paper);
  border: 1px solid var(--ink);
  resize: vertical;
  outline: none;
  line-height: 1.5;
}
.elab textarea:focus,
.field textarea:focus { background: #fffdf5; }

.elab-label,
.field-label {
  font-family: "DM Mono", monospace;
  text-transform: uppercase;
  letter-spacing: .08em;
  font-size: 9px;
  color: var(--muted);
  margin-bottom: .35rem;
  font-weight: 500;
}
.field-hint {
  font-family: "DM Mono", monospace;
  font-size: 9px;
  color: var(--muted);
  margin-top: .3rem;
}
.field-hint.error { color: var(--apple); }
.field + .field { margin-top: .85rem; }

/* BUTTONS */
.actions,
.gap-actions,
.nav-actions { display: flex; gap: 8px; margin-top: .9rem; }

.actions button,
.gap-actions button,
.nav-actions button {
  flex: 1;
  padding: .65rem;
  font-family: "DM Mono", monospace;
  text-transform: uppercase;
  letter-spacing: .08em;
  font-size: 9px;
  font-weight: 500;
  border: 1px solid var(--ink);
  background: var(--paper);
  color: var(--ink);
  cursor: pointer;
  transition: transform .15s ease, background .15s ease;
}
.actions button:hover,
.gap-actions button:hover,
.nav-actions button:hover { transform: translateY(-2px); background: #fffdf5; }

.actions button.primary,
.gap-actions button.next,
.nav-actions button.next { background: var(--ink); color: var(--paper); }
.actions button.primary:hover,
.gap-actions button.next:hover,
.nav-actions button.next:hover { background: #4b3a2f; }

.gap-actions button.keep { background: var(--lime); color: var(--ink); }
.gap-actions button.reject { background: var(--apple); color: var(--paper); }

.nav-actions button:disabled { opacity: .4; cursor: not-allowed; transform: none; }

.hidden { display: none; }
.hint {
  font-family: "DM Mono", monospace;
  font-size: 9px;
  color: var(--muted);
  margin-top: .4rem;
}

/* DRAWER */
.drawer-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(48,38,31,.55);
  opacity: 0;
  pointer-events: none;
  transition: opacity .2s;
  z-index: 40;
}
.drawer-backdrop.open { opacity: 1; pointer-events: auto; }

.drawer {
  position: fixed;
  top: 0;
  right: 0;
  height: 100%;
  width: min(380px, 92vw);
  background: var(--paper);
  border-left: 1px solid var(--ink);
  transform: translateX(100%);
  transition: transform .25s ease;
  z-index: 50;
  display: flex;
  flex-direction: column;
}
.drawer.open { transform: translateX(0); }
.drawer-head {
  padding: .9rem 1rem;
  border-bottom: 1px solid var(--ink);
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.drawer-head strong {
  font-family: "DM Mono", monospace;
  text-transform: uppercase;
  letter-spacing: .08em;
  font-size: 9px;
}
.drawer-head button {
  background: transparent;
  border: 1px solid var(--ink);
  color: var(--ink);
  font-family: "DM Mono", monospace;
  font-size: .75rem;
  cursor: pointer;
  padding: .2rem .5rem;
}
.drawer-body { overflow-y: auto; padding: .8rem 1rem 1.4rem; }

.source-item { padding: .7rem 0; border-bottom: 1px solid var(--line); }
.source-item:last-child { border-bottom: none; }
.source-title {
  font-family: "Fraunces", serif;
  font-weight: 500;
  font-size: .95rem;
  margin-bottom: .25rem;
  line-height: 1.3;
}
.source-meta {
  font-family: "DM Mono", monospace;
  font-size: 9px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: .05em;
  display: flex;
  gap: .4rem;
  flex-wrap: wrap;
  align-items: center;
}
.source-meta a {
  color: var(--ink);
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* FOOTER */
.footer {
  margin-top: 30px;
  padding-top: 16px;
  border-top: 1px solid var(--ink);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-family: "DM Mono", monospace;
  text-transform: uppercase;
  letter-spacing: .08em;
  font-size: 8px;
  color: var(--muted);
}
.footer-links { display: flex; gap: 14px; flex-wrap: wrap; }
.footer a { color: var(--muted); text-decoration: none; }
.footer a:hover { color: var(--ink); text-decoration: underline; text-underline-offset: 2px; }

/* TOAST */
.toast {
  position: fixed;
  left: 50%;
  bottom: 24px;
  transform: translate(-50%, 20px);
  background: var(--ink);
  color: var(--paper);
  padding: .7rem 1.1rem;
  border: 1px solid var(--ink);
  font-family: "DM Mono", monospace;
  text-transform: uppercase;
  letter-spacing: .08em;
  font-size: 9px;
  opacity: 0;
  pointer-events: none;
  transition: opacity .2s, transform .2s;
  z-index: 100;
}
.toast.show { opacity: 1; transform: translate(-50%, 0); }

/* MOBILE */
@media (max-width: 620px) {
  .hero { flex-direction: column; align-items: flex-start; }
  .tab { font-size: 8px; padding: .5rem .3rem; }
  .progress-step span:last-child { display: none; }
  .metric { grid-template-columns: 72px 1fr 24px; }
  .footer { flex-direction: column; }
}

/* ============ SUBMIT MODAL ============ */
.submit-overlay {
  position: fixed;
  inset: 0;
  background: rgba(48, 38, 31, .55);
  display: grid;
  place-items: center;
  z-index: 60;
  padding: 16px;
  overflow-y: auto;
}
.submit-overlay.hidden { display: none; }

.submit-modal {
  width: min(520px, 100%);
  background: var(--paper);
  border: 1px solid var(--ink);
  padding: 24px 22px;
  max-height: calc(100vh - 32px);
  overflow-y: auto;
}
.submit-modal h2 {
  margin: 0 0 18px;
  font-family: "Fraunces", serif;
  font-size: 1.8rem;
  font-weight: 650;
  letter-spacing: -.02em;
}

.submit-modal .field { margin-bottom: .8rem; }
.submit-modal .field input {
  width: 100%;
  padding: .6rem .75rem;
  font-family: "DM Mono", monospace;
  font-size: .85rem;
  color: var(--ink);
  background: var(--paper);
  border: 1px solid var(--ink);
  outline: none;
}
.submit-modal .field input:focus { background: #fffdf5; }

.submit-preview {
  border: 1px solid var(--line);
  background: var(--cream);
  padding: .7rem .85rem;
  margin-bottom: .9rem;
  max-height: 220px;
  overflow-y: auto;
}
.submit-preview .preview-field {
  padding: .5rem 0;
  border-bottom: 1px solid var(--line);
}
.submit-preview .preview-field:last-child { border-bottom: none; }
.submit-preview .preview-field strong {
  display: block;
  font-family: "DM Mono", monospace;
  text-transform: uppercase;
  letter-spacing: .08em;
  font-size: 9px;
  color: var(--muted);
  margin-bottom: .2rem;
}
.submit-preview .preview-field span {
  font-size: .85rem;
  line-height: 1.4;
  white-space: pre-wrap;
  word-break: break-word;
}
.submit-preview .preview-empty {
  font-style: italic;
  color: var(--muted);
  font-size: .85rem;
}

.profile-line {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: .7rem .85rem;
  border: 1px solid var(--ink);
  background: var(--cream);
  margin-bottom: .9rem;
}
.profile-line strong {
  display: block;
  font-size: .95rem;
}
.profile-line span {
  font-family: "DM Mono", monospace;
  font-size: 10px;
  color: var(--muted);
}
.profile-line button {
  font-family: "DM Mono", monospace;
  text-transform: uppercase;
  font-size: 9px;
  border: 1px solid var(--ink);
  background: transparent;
  padding: .2rem .5rem;
  cursor: pointer;
}