:root {
  --bg: #F0FDFA;
  --bg-accent: #CCFBF1;
  --ink: #134E4A;
  --ink-muted: #6B7280;
  --panel: #FFFFFF;
  --line: #CFFAFE;
  --action: #0D9488;
  --action-hover: #0F766E;
  --action-ink: #FFFFFF;
  --action-secondary: #14B8A6;
  --cta: #F97316;
  --cta-hover: #EA6C00;
  --danger: #DC2626;
  --success: #059669;
  --success-bg: #D1FAE5;
  --warning: #D97706;
  --warning-bg: #FEF3C7;
  --shadow-sm: 0 1px 3px rgba(13,148,136,0.08);
  --shadow-md: 0 4px 16px rgba(13,148,136,0.12);
  --shadow-lg: 0 8px 32px rgba(13,148,136,0.16);
  --radius-sm: 8px;
  --radius-md: 12px;
  --transition: 100ms ease-out;
  --font-body: 'Plus Jakarta Sans', sans-serif;
  --font-mono: 'IBM Plex Mono', monospace;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  background: linear-gradient(160deg, #F0FDFA 0%, #E0F2FE 100%);
  font-family: var(--font-body);
}

.bg-shape {
  position: fixed;
  border-radius: 999px;
  filter: blur(60px);
  opacity: 0.4;
  z-index: -1;
}

.bg-shape-a {
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, #FED7AA 0%, transparent 70%);
  top: -200px;
  left: -150px;
}

.bg-shape-b {
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, #99F6E4 0%, transparent 68%);
  right: -250px;
  bottom: -200px;
}

.app-shell {
  max-width: 1100px;
  margin: 0 auto;
  padding: 1.5rem 1rem 3rem;
}

/* ── Topbar ── */
.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--line);
}

.topbar-right {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.eyebrow {
  font-family: var(--font-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--action-secondary);
  margin: 0 0 0.2rem;
  font-size: 0.72rem;
}

h1 {
  margin: 0;
  font-size: clamp(1.4rem, 2.2vw, 1.9rem);
  font-weight: 700;
}

h2 {
  margin: 0 0 0.55rem;
  font-size: 1.05rem;
  font-weight: 600;
}

/* ── Panels ── */
.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 1rem;
  margin-bottom: 1rem;
  box-shadow: var(--shadow-sm);
}

.panel-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  margin-bottom: 0.75rem;
}

/* ── Buttons ── */
button,
select,
input {
  font: inherit;
}

button {
  border: 0;
  border-radius: var(--radius-sm);
  padding: 0.45rem 0.8rem;
  cursor: pointer;
  background: var(--action);
  color: var(--action-ink);
  font-weight: 500;
  font-size: 0.875rem;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
}

button:hover:not(:disabled) {
  background: var(--action-hover);
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
}

button:active:not(:disabled) {
  transform: translateY(0);
  box-shadow: none;
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.5;
  transform: none !important;
  box-shadow: none !important;
}

button.ghost {
  background: transparent;
  color: var(--ink-muted);
  border: 1px solid var(--line);
  font-weight: 400;
}

button.ghost:hover:not(:disabled) {
  background: var(--bg-accent);
  border-color: var(--action-secondary);
  color: var(--ink);
}

button.danger {
  background: var(--danger);
}

button.danger:hover:not(:disabled) {
  background: #B91C1C;
}

/* AI action button — orange CTA */
button.btn-ai {
  background: var(--cta);
  color: #fff;
  font-weight: 600;
  padding: 0.5rem 1rem;
}

button.btn-ai:hover:not(:disabled) {
  background: var(--cta-hover);
}

/* ── Navigation tabs ── */
.module-tabs {
  display: flex;
  gap: 0.4rem;
  padding: 0.5rem 0.75rem;
  margin-bottom: 1rem;
  background: rgba(240, 253, 250, 0.92);
  backdrop-filter: blur(8px);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  position: sticky;
  top: 0.5rem;
  z-index: 100;
}

.tab {
  background: transparent;
  color: var(--ink-muted);
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 0.4rem 1rem;
  font-size: 0.875rem;
  box-shadow: none !important;
}

.tab:hover:not(:disabled) {
  background: var(--bg-accent);
  color: var(--ink);
  transform: none;
  box-shadow: none !important;
}

.tab.active {
  background: var(--action);
  color: #fff;
  border-color: var(--action);
  transform: none;
}

.tab.active:hover:not(:disabled) {
  background: var(--action-hover);
  transform: none;
}

/* ── Tab panels ── */
.tab-panel {
  display: none;
}

.tab-panel.active {
  display: block;
  animation: fadeUp 150ms ease-out;
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── Forms ── */
.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.5rem;
  margin-bottom: 0.85rem;
}

.form-grid .full {
  grid-column: 1 / -1;
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.form-field.full {
  grid-column: 1 / -1;
}

.form-field label {
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--ink-muted);
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.form-field input,
.form-field select,
.form-grid input,
.form-grid select {
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 0.45rem 0.6rem;
  background: #fff;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.form-field input:focus,
.form-field select:focus,
.form-grid input:focus,
.form-grid select:focus {
  outline: none;
  border-color: var(--action);
  box-shadow: 0 0 0 3px rgba(13, 148, 136, 0.15);
}

.checkbox {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

/* ── Pipeline bar ── */
.pipeline-bar {
  display: flex;
  align-items: center;
  padding: 0.75rem 0;
  margin-bottom: 1rem;
}

.pipeline-stage {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.3rem;
  flex-shrink: 0;
}

.stage-dot {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--line);
  color: var(--ink-muted);
  font-size: 0.7rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  transition: background var(--transition), color var(--transition);
  position: relative;
}

.stage-dot.has-items {
  background: var(--action);
  color: #fff;
}

.stage-count {
  position: absolute;
  top: -5px;
  right: -5px;
  background: var(--cta);
  color: #fff;
  border-radius: 999px;
  font-size: 0.58rem;
  min-width: 14px;
  height: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 2px;
  font-family: var(--font-mono);
}

.stage-label {
  font-size: 0.65rem;
  font-family: var(--font-mono);
  color: var(--ink-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  white-space: nowrap;
}

.pipeline-connector {
  flex: 1;
  height: 2px;
  background: var(--line);
  margin: 0 0.3rem;
  margin-bottom: 1.4rem;
}

/* ── Idea cards ── */
.ideas-list {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  margin-top: 0.5rem;
}

.idea-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 1rem 1.1rem;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition), transform var(--transition);
  position: relative;
}

.idea-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

.idea-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 0.75rem;
  margin-bottom: 0.4rem;
}

.idea-card-title {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--ink);
  line-height: 1.35;
  flex: 1;
}

.decision-badge {
  display: inline-flex;
  align-items: center;
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 600;
  white-space: nowrap;
  flex-shrink: 0;
}

.decision-badge.proceed { background: var(--success-bg); color: #065F46; }
.decision-badge.revise  { background: var(--warning-bg); color: #78350F; }
.decision-badge.drop    { background: #FEE2E2; color: #991B1B; }
.decision-badge.pending { background: #F1F5F9; color: #64748B; }

.idea-card-meta {
  display: flex;
  gap: 0.35rem;
  flex-wrap: wrap;
  align-items: center;
  margin-bottom: 0.5rem;
}

.tag {
  font-size: 0.68rem;
  font-family: var(--font-mono);
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
  background: var(--bg);
  color: var(--action);
  border: 1px solid var(--line);
}

.idea-next-step {
  font-size: 0.72rem;
  color: var(--action-secondary);
  font-weight: 500;
}

.idea-score-bar {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
}

.idea-score-track {
  flex: 1;
  height: 4px;
  background: var(--line);
  border-radius: 2px;
  overflow: hidden;
}

.idea-score-fill {
  height: 100%;
  border-radius: 2px;
  background: var(--action);
  transition: width 500ms ease-out;
}

.idea-score-label {
  font-size: 0.72rem;
  font-family: var(--font-mono);
  color: var(--ink-muted);
  min-width: 2.5rem;
  text-align: right;
}

.idea-rationale {
  font-size: 0.8rem;
  color: var(--ink-muted);
  line-height: 1.5;
  margin: 0 0 0.5rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.idea-card-actions {
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
  padding-top: 0.65rem;
  border-top: 1px solid var(--line);
  align-items: center;
}

.idea-card-actions .spacer {
  flex: 1;
}

/* ── AI loading overlay ── */
.ai-loading-overlay {
  position: absolute;
  inset: 0;
  background: rgba(240, 253, 250, 0.92);
  border-radius: var(--radius-md);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  z-index: 10;
  backdrop-filter: blur(3px);
}

.spinner {
  width: 28px;
  height: 28px;
  border: 3px solid var(--line);
  border-top-color: var(--action);
  border-radius: 50%;
  animation: spin 600ms linear infinite;
}

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

.ai-loading-message {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--action);
  text-align: center;
  margin: 0;
}

.ai-loading-timer {
  font-size: 0.72rem;
  color: var(--ink-muted);
  font-family: var(--font-mono);
  margin: 0;
}

/* ── Toast notifications ── */
.toast-container {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 1000;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  pointer-events: none;
}

.toast {
  background: var(--ink);
  color: #fff;
  padding: 0.65rem 1rem;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 500;
  box-shadow: var(--shadow-lg);
  pointer-events: auto;
  animation: toastIn 150ms ease-out forwards;
  max-width: 320px;
}

.toast.toast-success { background: var(--success); }
.toast.toast-error   { background: var(--danger); }

.toast.removing {
  animation: toastOut 150ms ease-out forwards;
}

@keyframes toastIn {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes toastOut {
  from { opacity: 1; transform: translateY(0); }
  to   { opacity: 0; transform: translateY(8px); }
}

/* ── Result area (debug / review result) ── */
.result-area {
  margin-top: 1rem;
}

.debug-panel {
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--panel);
  overflow: hidden;
}

.debug-panel summary {
  cursor: pointer;
  padding: 0.5rem 0.75rem;
  font-size: 0.78rem;
  font-family: var(--font-mono);
  color: var(--ink-muted);
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  user-select: none;
  gap: 0.5rem;
}

.debug-panel summary::-webkit-details-marker { display: none; }

.debug-panel summary::after {
  content: '▸';
  transition: transform var(--transition);
  flex-shrink: 0;
}

.debug-panel[open] summary::after {
  transform: rotate(90deg);
}

.debug-panel pre {
  border-top: 1px solid var(--line);
  border-radius: 0;
  margin: 0;
}

/* ── Review result card ── */
.review-result-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 1rem 1.25rem;
  box-shadow: var(--shadow-sm);
}

.review-result-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.85rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--line);
  flex-wrap: wrap;
}

.review-result-title {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--ink);
}

.review-result-meta {
  font-size: 0.75rem;
  font-family: var(--font-mono);
  color: var(--ink-muted);
  margin-left: auto;
}

.review-result-section {
  margin-bottom: 0.75rem;
}

.review-result-section:last-child {
  margin-bottom: 0;
}

.review-result-section h4 {
  font-size: 0.68rem;
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink-muted);
  margin: 0 0 0.3rem;
}

.review-result-section p {
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--ink);
}

.review-result-section ul {
  margin: 0;
  padding-left: 1.1rem;
}

.review-result-section li {
  font-size: 0.875rem;
  line-height: 1.7;
}

.strength-item { color: #065F46; }
.concern-item  { color: #78350F; }

/* ── Tables (pillars, calendar, results) ── */
.table-wrap {
  overflow: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 0.75rem;
}

th,
td {
  text-align: left;
  border-bottom: 1px solid var(--line);
  padding: 0.55rem 0.4rem;
  vertical-align: middle;
}

th {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--ink-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.inline-action {
  margin-right: 0.2rem;
  margin-bottom: 0.2rem;
  padding: 0.25rem 0.5rem;
  font-size: 0.78rem;
}

/* ── Misc ── */
.muted {
  color: var(--ink-muted);
  font-size: 0.875rem;
}

.hidden {
  display: none !important;
}

.error-text {
  color: var(--danger);
}

.user-pill {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.3rem 0.75rem;
  font-size: 0.82rem;
  color: var(--ink-muted);
  background: var(--bg);
}

pre {
  margin: 0;
  background: #F0FDFA;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 0.8rem;
  overflow: auto;
  font-size: 0.78rem;
  font-family: var(--font-mono);
  line-height: 1.5;
}

/* ── Responsive ── */
@media (max-width: 900px) {
  .form-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .app-shell {
    padding: 1rem 0.65rem 2.2rem;
  }

  .pipeline-bar {
    display: none;
  }
}

@media (max-width: 640px) {
  .form-grid {
    grid-template-columns: 1fr;
  }

  .topbar {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }

  .idea-card-actions {
    gap: 0.3rem;
  }

  .toast-container {
    bottom: 1rem;
    right: 1rem;
    left: 1rem;
  }

  .toast {
    max-width: 100%;
  }
}