:root {
  --bg: #f1eee5;
  --ink: #172622;
  --muted: #5e6b65;
  --panel: rgba(255, 252, 245, 0.76);
  --panel-strong: #fffaf0;
  --line: rgba(23, 38, 34, 0.14);
  --accent: #144d43;
  --accent-2: #b56d2a;
  --shadow: 0 30px 80px rgba(31, 37, 34, 0.12);
  --hero-gradient: radial-gradient(circle at top left, rgba(181, 109, 42, 0.18), transparent 42%),
    radial-gradient(circle at top right, rgba(20, 77, 67, 0.18), transparent 30%),
    linear-gradient(180deg, #fbf7ef 0%, #ece6da 100%);
  --font-display: "Palatino Linotype", "Book Antiqua", Georgia, serif;
  --font-body: "Avenir Next", "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  background: var(--hero-gradient);
  font-family: var(--font-body);
}

a {
  color: inherit;
}

.page-shell {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding: 24px 0 56px;
}

.hero-panel,
.info-card {
  border: 1px solid var(--line);
  background: var(--panel);
  backdrop-filter: blur(18px);
  box-shadow: var(--shadow);
}

.hero-panel {
  border-radius: 28px;
  padding: 28px;
}

.topbar,
.brand-lockup,
.cta-row,
.site-foot {
  display: flex;
  align-items: center;
}

.topbar,
.hero-grid,
.section-grid,
.dashboard-grid {
  gap: 24px;
}

.topbar {
  justify-content: space-between;
}

.brand-lockup {
  gap: 14px;
}

.brand-media {
  position: relative;
  width: 54px;
  height: 54px;
  flex: 0 0 54px;
}

.brand-mark {
  width: 54px;
  height: 54px;
  border-radius: 18px;
  display: grid;
  place-items: center;
  color: #f9f4ea;
  background: linear-gradient(135deg, var(--accent) 0%, #0f2c34 100%);
  font-family: var(--font-display);
  font-size: 1.7rem;
  letter-spacing: 0.08em;
}

.brand-mark-image {
  width: 54px;
  height: 54px;
  border-radius: 18px;
  display: block;
  object-fit: cover;
  box-shadow: 0 12px 30px rgba(20, 77, 67, 0.22);
}

.brand-mark-fallback {
  position: absolute;
  inset: 0;
  display: none;
}

.brand-media.is-fallback .brand-mark-image {
  display: none;
}

.brand-media.is-fallback .brand-mark-fallback {
  display: grid;
}

.eyebrow,
.kicker,
.card-label,
.signal-label {
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.75rem;
  color: var(--muted);
}

h1,
h2,
h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 600;
}

h1 {
  font-size: clamp(2rem, 5vw, 3.1rem);
}

h2 {
  margin-top: 12px;
  font-size: clamp(2.2rem, 4vw, 4.2rem);
  line-height: 0.96;
  max-width: 10ch;
}

h3 {
  margin-top: 8px;
  font-size: 1.45rem;
}

.lede,
.info-card p,
.thread-block p {
  color: var(--muted);
  line-height: 1.65;
}

.hero-grid,
.section-grid,
.dashboard-grid {
  display: grid;
  margin-top: 36px;
}

.hero-grid {
  grid-template-columns: minmax(0, 1.4fr) minmax(300px, 0.8fr);
}

.section-grid,
.dashboard-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 28px;
}

.signal-card,
.gate-card,
.info-card {
  border-radius: 24px;
  padding: 22px;
  background: var(--panel-strong);
  border: 1px solid var(--line);
}

.signal-list,
.plain-list {
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
}

.signal-list li {
  display: grid;
  gap: 4px;
  padding: 14px 0;
  border-top: 1px solid var(--line);
}

.signal-list li:first-child {
  border-top: 0;
  padding-top: 0;
}

.signal-list span {
  color: var(--muted);
}

.cta-row {
  gap: 14px;
  margin-top: 28px;
  flex-wrap: wrap;
}

.primary-link,
.secondary-link,
.ghost-link,
.primary-button {
  border-radius: 999px;
  text-decoration: none;
  transition: transform 160ms ease, background 160ms ease, color 160ms ease;
}

.primary-link,
.primary-button {
  padding: 14px 20px;
  color: #f8f2e6;
  background: var(--accent);
  border: 0;
  cursor: pointer;
}

.secondary-link,
.ghost-link {
  padding: 13px 18px;
  border: 1px solid var(--line);
}

.primary-link:hover,
.secondary-link:hover,
.ghost-link:hover,
.primary-button:hover {
  transform: translateY(-1px);
}

.gate-card {
  display: grid;
  gap: 12px;
  align-self: start;
}

input[type="password"] {
  width: 100%;
  padding: 14px 16px;
  font: inherit;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: #fffefb;
}

.help-copy,
.gate-message,
.site-foot {
  color: var(--muted);
}

.preview-content {
  display: grid;
  gap: 24px;
  margin-top: 28px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.is-hidden {
  display: none;
}

.stack-list {
  display: grid;
  gap: 12px;
  margin-top: 18px;
}

.stack-row,
.thread-block {
  border-top: 1px solid var(--line);
  padding-top: 14px;
}

.stack-row span {
  display: block;
  margin-top: 4px;
  color: var(--muted);
}

.ordered {
  list-style: decimal;
  padding-left: 20px;
}

.site-foot {
  justify-content: space-between;
  margin-top: 24px;
  padding: 0 6px;
  font-size: 0.95rem;
}

.theme-dev {
  --hero-gradient: radial-gradient(circle at top left, rgba(180, 57, 57, 0.18), transparent 40%),
    radial-gradient(circle at top right, rgba(20, 77, 67, 0.18), transparent 34%),
    linear-gradient(180deg, #f7eee8 0%, #efe4dd 100%);
}

.theme-research {
  --hero-gradient: radial-gradient(circle at top left, rgba(20, 77, 67, 0.24), transparent 44%),
    radial-gradient(circle at top right, rgba(104, 95, 58, 0.22), transparent 36%),
    linear-gradient(180deg, #eef3ed 0%, #dce7e1 100%);
}

.research-grid {
  grid-template-columns: 1.05fr 1.6fr;
  align-items: start;
}

.intake-card,
.feed-card {
  display: grid;
  gap: 14px;
}

.board-card {
  display: grid;
  gap: 20px;
}

.correspondence-intake-card,
.correspondence-board-card,
.correspondence-detail-card,
.export-card {
  display: grid;
  gap: 18px;
}

.detail-card {
  min-height: 100%;
}

.board-header,
.signal-metrics,
.lane-board,
.research-form,
.detail-stack,
.feed-stream,
.prompt-stack,
.tag-filter-row,
.summary-export {
  display: grid;
  gap: 14px;
}

.signal-metrics {
  margin-top: 20px;
}

.metric-row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--line);
}

.metric-row strong {
  font-family: var(--font-display);
  font-size: 1.15rem;
}

.board-note,
.feed-intro,
.empty-copy {
  margin: 0;
  color: var(--muted);
  line-height: 1.6;
}

.research-form label,
.research-form input,
.research-form select,
.research-form textarea {
  display: block;
  width: 100%;
}

.research-form label {
  font-size: 0.95rem;
  color: var(--ink);
}

.research-form input,
.research-form select,
.research-form textarea {
  margin-top: 8px;
  padding: 14px 16px;
  font: inherit;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: #fffefb;
  color: var(--ink);
}

.research-form textarea {
  resize: vertical;
  min-height: 96px;
}

.form-split {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.lane-board {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  align-items: start;
}

.correspondence-grid {
  margin-top: 28px;
  grid-template-columns: 0.95fr 1.45fr 0.9fr;
  align-items: start;
}

.correspondence-board {
  margin-top: 0;
}

.lane-column {
  display: grid;
  gap: 14px;
  padding: 18px;
  border-radius: 22px;
  background: rgba(255, 250, 240, 0.82);
  border: 1px solid var(--line);
}

.lane-column h4,
.detail-stack h4 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.2rem;
}

.lane-column-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
}

.lane-column-header span,
.meta-row,
.story-link,
.detail-copy,
.feed-meta {
  color: var(--muted);
}

.opportunity-list {
  display: grid;
  gap: 12px;
}

.opportunity-card,
.feed-entry {
  display: grid;
  gap: 10px;
  padding: 16px;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: #fffdf8;
}

.opportunity-card.is-selected {
  border-color: var(--accent);
  box-shadow: 0 18px 40px rgba(20, 77, 67, 0.12);
}

.opportunity-head,
.card-actions,
.detail-meta {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: flex-start;
}

.opportunity-head button {
  padding: 0;
  border: 0;
  background: transparent;
  font: inherit;
  text-align: left;
  cursor: pointer;
  color: var(--ink);
}

.opportunity-head strong {
  font-size: 1rem;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 110px;
  padding: 7px 12px;
  border-radius: 999px;
  background: rgba(20, 77, 67, 0.1);
  color: var(--accent);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.meta-row,
.detail-copy,
.story-link,
.feed-meta {
  font-size: 0.94rem;
  line-height: 1.55;
}

.card-actions {
  align-items: center;
}

.secondary-button {
  padding: 10px 14px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--ink);
  cursor: pointer;
  font: inherit;
}

.secondary-button[disabled] {
  opacity: 0.45;
  cursor: not-allowed;
}

.tag-filter-row {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.filter-chip,
.prompt-chip {
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255, 253, 248, 0.9);
}

.filter-chip {
  padding: 10px 14px;
  color: var(--ink);
  font: inherit;
  cursor: pointer;
}

.filter-chip.is-active {
  background: var(--accent);
  border-color: var(--accent);
  color: #f8f2e6;
}

.prompt-chip {
  padding: 12px 14px;
  color: var(--muted);
}

.thread-card {
  display: grid;
  gap: 12px;
  padding: 16px;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: #fffdf8;
}

.thread-card.is-selected {
  border-color: var(--accent-2);
  box-shadow: 0 18px 40px rgba(181, 109, 42, 0.14);
}

.thread-head,
.thread-meta,
.tag-row {
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
}

.thread-title-button {
  padding: 0;
  border: 0;
  background: transparent;
  font: inherit;
  text-align: left;
  color: var(--ink);
  cursor: pointer;
}

.tag-pill {
  display: inline-flex;
  align-items: center;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(181, 109, 42, 0.12);
  color: var(--accent-2);
  font-size: 0.76rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.thread-meta,
.thread-bridge,
.summary-export {
  color: var(--muted);
  font-size: 0.94rem;
  line-height: 1.55;
}

.thread-bridge {
  text-decoration: none;
}

.thread-bridge:hover {
  text-decoration: underline;
}

.summary-export {
  margin: 0;
  padding: 16px;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: #fffdf8;
  white-space: pre-wrap;
}

.detail-stack {
  min-height: 100%;
}

.detail-section {
  padding-top: 14px;
  border-top: 1px solid var(--line);
}

.detail-section:first-child {
  padding-top: 0;
  border-top: 0;
}

.detail-meta {
  flex-wrap: wrap;
}

.story-link {
  text-decoration: none;
}

.story-link:hover {
  text-decoration: underline;
}

.feed-stream {
  margin-top: 8px;
}

.feed-entry {
  gap: 6px;
}

@media (max-width: 900px) {
  .hero-grid,
  .section-grid,
  .dashboard-grid,
  .preview-content,
  .research-grid,
  .correspondence-grid,
  .lane-board,
  .form-split,
  .tag-filter-row {
    grid-template-columns: 1fr;
  }

  h2 {
    max-width: none;
  }

  .topbar,
  .site-foot {
    align-items: flex-start;
    flex-direction: column;
  }
}