:root {
  --paper:#f5f3ee; --paper-2:#ebe8e0; --paper-warm:rgba(245,243,238,0.92);
  --ink:#0a0a0a; --ink-soft:#1f1f1f; --accent:#6b1818; --accent-2:#8a2222;
  --mute:#6b6b66; --mute-soft:#9a9a93; --rule:#0a0a0a; --hairline:rgba(10,10,10,0.12);
  --code-bg:#14140f;
  --serif:'Fraunces',Georgia,serif;
  --sans:'Inter Tight',system-ui,sans-serif;
  --mono:'JetBrains Mono',monospace;
}

* { box-sizing: border-box; }

html { min-height: 100%; }

body {
  margin: 0;
  min-height: 100%;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  opacity: 0.05;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

button,
input,
textarea {
  font: inherit;
}

button {
  color: inherit;
}

.page-shell {
  width: min(920px, calc(100% - 32px));
  margin: 0 auto;
  padding: 32px 0 64px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 0 0 26px;
  border-bottom: 1px solid var(--rule);
}

.mark {
  display: flex;
  align-items: center;
  gap: 14px;
  min-width: 0;
}

.mark-logo {
  width: 52px;
  height: 52px;
  flex: 0 0 auto;
  display: block;
  object-fit: cover;
  background: var(--paper-2);
  border: 1px solid var(--rule);
}

.mark-copy {
  display: flex;
  align-items: baseline;
  gap: 10px;
  flex-wrap: wrap;
  min-width: 0;
}

.mark-name {
  font-family: var(--serif);
  font-style: italic;
  font-size: clamp(27px, 5vw, 42px);
  font-weight: 500;
  line-height: 1;
  letter-spacing: 0;
}

.mark-label,
.eyebrow,
.field > span,
legend,
.save-note {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.mark-label,
legend,
.field > span {
  color: var(--mute);
}

.eyebrow {
  color: var(--accent);
  display: inline-block;
}

.icon-button {
  width: 44px;
  height: 44px;
  display: inline-grid;
  place-items: center;
  border: 1px solid var(--rule);
  border-radius: 0;
  background: transparent;
  cursor: pointer;
  transition: background 160ms ease, color 160ms ease;
}

.icon-button svg {
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.icon-button:hover,
.icon-button[aria-expanded="true"] {
  background: var(--ink);
  color: var(--paper);
}

.panel,
.workbench,
.outputs {
  border-bottom: 1px solid var(--rule);
  padding: 28px 0;
}

.panel-heading {
  display: grid;
  gap: 5px;
  margin-bottom: 22px;
}

.panel-heading p,
.intro p {
  margin: 0;
  color: var(--mute);
}

.panel.collapsed {
  display: none;
}

.settings-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.details-grid {
  display: grid;
  grid-template-columns: minmax(220px, 1fr) minmax(260px, auto);
  gap: 18px;
  align-items: end;
  margin-bottom: 18px;
}

.field {
  display: grid;
  gap: 8px;
}

.field input,
.field select,
.field textarea,
#portfolioText {
  width: 100%;
  border: 1px solid var(--hairline);
  border-radius: 0;
  background: var(--paper-2);
  color: var(--ink);
  padding: 14px 15px;
  outline: none;
}

.field textarea,
#portfolioText {
  min-height: 310px;
  resize: vertical;
}

#portfolioText {
  min-height: 360px;
  font-family: var(--mono);
  font-size: 13px;
  line-height: 1.65;
}

.field input:focus,
.field select:focus,
.field textarea:focus,
#portfolioText:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent);
}

.large-field textarea {
  min-height: 340px;
}

.notes-field {
  margin-bottom: 18px;
}

.notes-field textarea {
  min-height: 170px;
}

.segmented-field {
  border: 0;
  padding: 0;
  margin: 0;
  display: flex;
  align-items: end;
  gap: 8px;
  flex-wrap: wrap;
}

.segmented-field legend {
  width: 100%;
  margin-bottom: 8px;
}

.segmented-field label {
  position: relative;
  cursor: pointer;
}

.segmented-field input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.segmented-field span {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--rule);
  padding: 10px 15px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.segmented-field input:checked + span {
  background: var(--ink);
  color: var(--paper);
}

.settings-actions,
.row-actions,
.generate-row {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.settings-actions {
  grid-column: 1 / -1;
}

.save-note {
  color: var(--accent);
  min-height: 18px;
}

.btn {
  min-height: 44px;
  border: 1px solid var(--ink);
  border-radius: 0;
  background: transparent;
  color: var(--ink);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 18px;
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-decoration: none;
  transition: background 160ms ease, border-color 160ms ease, color 160ms ease;
}

.btn:hover,
.btn:focus-visible {
  background: var(--ink);
  color: var(--paper);
}

.btn.solid {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.btn.solid:hover,
.btn.solid:focus-visible {
  background: var(--accent-2);
  border-color: var(--accent-2);
}

.collapse-head {
  width: 100%;
  border: 0;
  padding: 0;
  background: transparent;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  cursor: pointer;
  text-align: left;
}

.collapse-head strong {
  display: block;
  margin-top: 4px;
  font-family: var(--serif);
  font-size: 26px;
  font-weight: 400;
  letter-spacing: 0;
}

.collapse-icon {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border: 1px solid var(--rule);
  font-family: var(--mono);
  font-size: 18px;
}

.collapse-body {
  display: none;
  margin-top: 22px;
}

.panel.open .collapse-body {
  display: block;
}

.panel.open .collapse-icon {
  background: var(--ink);
  color: var(--paper);
}

.intro {
  max-width: 700px;
  margin-bottom: 22px;
}

.intro h1 {
  margin: 8px 0 0;
  font-family: var(--serif);
  font-size: clamp(39px, 7vw, 74px);
  font-weight: 300;
  line-height: 0.98;
  letter-spacing: 0;
}

.generate-row {
  justify-content: space-between;
  margin-top: 18px;
}

.generate-button {
  min-width: 158px;
}

.progress-panel {
  margin-top: 20px;
  border: 1px solid var(--rule);
  background: var(--paper-warm);
  padding: 20px;
  position: relative;
  overflow: hidden;
}

.progress-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(90deg, rgba(10,10,10,0.035) 1px, transparent 1px) 0 0 / 28px 28px,
    linear-gradient(rgba(10,10,10,0.025) 1px, transparent 1px) 0 0 / 28px 28px;
  opacity: 0.55;
}

.progress-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 16px;
  position: relative;
  z-index: 1;
}

.progress-head strong {
  display: block;
  margin-top: 5px;
  font-family: var(--serif);
  font-size: clamp(21px, 3vw, 30px);
  font-weight: 400;
  line-height: 1;
  color: var(--ink);
}

.elapsed {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--mute);
  border: 1px solid var(--hairline);
  background: var(--paper-2);
  padding: 7px 9px;
  white-space: nowrap;
}

.progress-meter {
  height: 8px;
  border: 1px solid var(--rule);
  background: var(--paper-2);
  margin-bottom: 14px;
  position: relative;
  z-index: 1;
  overflow: hidden;
}

.progress-meter span {
  display: block;
  width: 0%;
  height: 100%;
  background: var(--accent);
  transition: width 280ms ease;
}

.progress-panel[data-state="done"] .progress-meter span {
  background: var(--ink);
}

.progress-panel[data-state="error"] .progress-meter span {
  background: var(--accent);
}

.progress-panel[data-state="error"] {
  border-color: var(--accent);
}

.progress-steps {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  margin: 0;
  padding: 0;
  position: relative;
  z-index: 1;
}

.progress-steps li {
  min-height: 72px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  padding: 14px;
  background: var(--paper-2);
  border: 1px solid var(--hairline);
  color: var(--mute);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: border-color 180ms ease, background 180ms ease, color 180ms ease, transform 180ms ease;
}

.progress-steps li span {
  color: var(--accent);
  font-variant-numeric: tabular-nums;
}

.progress-steps li strong {
  color: inherit;
  font: inherit;
  line-height: 1.35;
}

.progress-steps li.is-active {
  background: var(--ink);
  color: var(--paper);
  border-color: var(--ink);
  transform: translateY(-2px);
}

.progress-steps li.is-active span {
  color: var(--paper);
}

.progress-steps li.is-done {
  background: rgba(107, 24, 24, 0.08);
  border-color: var(--accent);
  color: var(--ink);
}

.progress-steps li.is-done span::after {
  content: " done";
}

#progressMessage {
  margin: 14px 0 0;
  color: var(--ink-soft);
  font-size: 14.5px;
  position: relative;
  z-index: 1;
  max-width: 70ch;
}

.spinner {
  display: none;
  width: 14px;
  height: 14px;
  border: 2px solid rgba(255,255,255,0.4);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 800ms linear infinite;
}

.is-loading .spinner {
  display: inline-block;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.error-message {
  margin: 16px 0 0;
  color: var(--accent);
  min-height: 24px;
}

.outputs {
  display: grid;
  gap: 24px;
}

.outputs-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  border: 1px solid var(--hairline);
  background: var(--paper-warm);
  padding: 14px 16px;
}

.hidden {
  display: none !important;
}

.output-card {
  border: 1px solid var(--rule);
  background: var(--paper-warm);
  padding: 24px;
}

.output-head {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
  margin-bottom: 18px;
}

.output-head h2 {
  margin: 4px 0 0;
  font-family: var(--serif);
  font-size: 30px;
  font-weight: 400;
  line-height: 1.1;
}

#coverText {
  white-space: pre-wrap;
  word-break: break-word;
  margin: 0;
  padding: 18px;
  border: 1px solid var(--hairline);
  background: var(--paper-2);
  color: var(--ink-soft);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.7;
}

#proposalPreview {
  width: 100%;
  min-height: 620px;
  border: 1px solid var(--hairline);
  background: #fff;
}

.tight {
  gap: 8px;
}

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

@media (max-width: 720px) {
  .page-shell {
    width: min(100% - 24px, 920px);
    padding-top: 20px;
  }

  .topbar {
    align-items: flex-start;
  }

  .mark {
    gap: 11px;
  }

  .mark-logo {
    width: 44px;
    height: 44px;
  }

  .mark-copy {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
  }

  .settings-grid {
    grid-template-columns: 1fr;
  }

  .details-grid {
    grid-template-columns: 1fr;
  }

  .generate-row {
    align-items: stretch;
  }

  .generate-button,
  .output-choice,
  .output-choice label,
  .output-choice span {
    width: 100%;
  }

  .segmented-field span,
  .btn {
    width: 100%;
  }

  .progress-steps {
    grid-template-columns: repeat(2, 1fr);
  }

  .progress-steps li {
    min-height: 66px;
  }

  .row-actions,
  .settings-actions {
    align-items: stretch;
  }

  .output-card {
    padding: 18px;
  }

  #proposalPreview {
    min-height: 520px;
  }
}

@media (max-width: 480px) {
  .progress-head {
    flex-direction: column;
  }

  .progress-steps {
    grid-template-columns: 1fr;
  }
}