feat: tighten mobile tabs and mission console theme

src/App.tsx

@@ -9,7 +9,6 @@ import type { AppState, Feature, FeatureColumn, ParkingLotItem, PulseEvent, Risk
 import { arrayToLines, formatDateTime, linesToArray, nowIso, slugify } from './utils/format'
 
 const TABS: Array<{ key: TabKey; label: string }> = [
-  { key: 'functionalities', label: 'Functionalities' },
   { key: 'feature-plan', label: 'Feature Plan' },
   { key: 'parking-lot', label: 'Parking Lot' },
   { key: 'pulse-log', label: 'Pulse Log' },
@@ -66,7 +65,7 @@ const downloadText = (filename: string, text: string, contentType = 'text/plain;
 
 function App() {
   const [appState, setAppState] = useState<AppState>(() => loadAppState())
-  const [activeTab, setActiveTab] = useState<TabKey>('functionalities')
+  const [activeTab, setActiveTab] = useState<TabKey>('feature-plan')
   const [statusMessage, setStatusMessage] = useState('Seeded with BuildPulse so you can dogfood it immediately.')
   const [selectedFeatureId, setSelectedFeatureId] = useState<string | null>(null)
   const [selectedParkingId, setSelectedParkingId] = useState<string | null>(null)
@@ -786,11 +785,13 @@ function App() {
         </div>
       </section>
 
-      <nav className="tab-bar" aria-label="Main views">
+      <nav className="tab-bar" aria-label="BuildPulse v0.1 views" role="tablist">
         {TABS.map((tab) => (
           <button
             key={tab.key}
             type="button"
+            role="tab"
+            aria-selected={tab.key === activeTab}
             className={tab.key === activeTab ? 'tab active' : 'tab'}
             onClick={() => setActiveTab(tab.key)}
           >

src/index.css

@@ -782,3 +782,273 @@ pre {
     grid-template-columns: 1fr;
   }
 }
+
+/* Mission Console refresh — proper mobile tabs, less scroll archaeology. */
+:root {
+  color: #f4f7fb;
+  background:
+    radial-gradient(circle at 12% -8%, rgba(34, 211, 238, 0.2), transparent 28%),
+    radial-gradient(circle at 92% 0%, rgba(250, 204, 21, 0.12), transparent 24%),
+    linear-gradient(145deg, #070a12 0%, #0d1323 48%, #111827 100%);
+}
+
+body {
+  background:
+    linear-gradient(rgba(255, 255, 255, 0.018) 1px, transparent 1px),
+    linear-gradient(90deg, rgba(255, 255, 255, 0.018) 1px, transparent 1px),
+    #070a12;
+  background-size: 42px 42px, 42px 42px, auto;
+}
+
+body::before {
+  background:
+    radial-gradient(circle at 18% 16%, rgba(34, 211, 238, 0.16), transparent 18%),
+    radial-gradient(circle at 82% 12%, rgba(251, 191, 36, 0.12), transparent 18%),
+    linear-gradient(180deg, rgba(15, 23, 42, 0), rgba(2, 6, 23, 0.42));
+}
+
+.app-shell {
+  width: min(1240px, calc(100% - 1.5rem));
+  padding-top: 1.25rem;
+}
+
+.hero-card,
+.card {
+  background: linear-gradient(180deg, rgba(15, 23, 42, 0.88), rgba(8, 13, 26, 0.82));
+  border: 1px solid rgba(148, 163, 184, 0.22);
+  box-shadow: 0 18px 48px rgba(0, 0, 0, 0.34), inset 0 1px 0 rgba(255, 255, 255, 0.035);
+}
+
+.hero-card {
+  border-radius: 22px;
+  padding: 1.15rem;
+  position: relative;
+  overflow: hidden;
+}
+
+.hero-card::before {
+  content: '';
+  position: absolute;
+  inset: 0;
+  background: linear-gradient(110deg, rgba(34, 211, 238, 0.08), transparent 42%, rgba(251, 191, 36, 0.08));
+  pointer-events: none;
+}
+
+.hero-card > * {
+  position: relative;
+  z-index: 1;
+}
+
+.hero-card h1 {
+  letter-spacing: -0.05em;
+  font-size: clamp(2rem, 6vw, 4.7rem);
+  line-height: 0.9;
+}
+
+.hero-copy,
+.hero-goal,
+.section-heading p,
+.functionality-hero p,
+.functionality-card p,
+.functionality-roadmap p,
+.functionality-detail-grid p,
+.functionality-detail-grid ul {
+  color: #aebdd4;
+}
+
+.eyebrow {
+  color: #67e8f9;
+}
+
+.hero-stats div,
+.functionality-scorecard div,
+.roadmap-grid div,
+.focus-panel,
+.functionality-detail-grid article {
+  background: rgba(3, 7, 18, 0.58);
+  border: 1px solid rgba(148, 163, 184, 0.16);
+}
+
+.card {
+  border-radius: 18px;
+}
+
+.project-card {
+  display: none;
+}
+
+.status-strip {
+  display: grid;
+  grid-template-columns: minmax(0, 1fr) auto;
+  align-items: center;
+  gap: 0.85rem;
+  padding: 0.75rem;
+}
+
+.tab-bar {
+  position: sticky;
+  top: 0.65rem;
+  z-index: 20;
+  display: grid;
+  grid-template-columns: repeat(4, minmax(0, 1fr));
+  gap: 0.35rem;
+  padding: 0.35rem;
+  overflow-x: auto;
+  overscroll-behavior-x: contain;
+  scrollbar-width: none;
+  border: 1px solid rgba(148, 163, 184, 0.2);
+  border-radius: 999px;
+  background: rgba(3, 7, 18, 0.78);
+  box-shadow: 0 18px 36px rgba(0, 0, 0, 0.28);
+  backdrop-filter: blur(18px);
+}
+
+.tab-bar::-webkit-scrollbar {
+  display: none;
+}
+
+.tab {
+  min-width: 8.5rem;
+  border-radius: 999px;
+  border-color: transparent;
+  background: transparent;
+  color: #9fb0c9;
+  padding: 0.72rem 0.95rem;
+  white-space: nowrap;
+  transition: transform 160ms ease, background 160ms ease, color 160ms ease, border-color 160ms ease;
+}
+
+.tab:hover {
+  color: #e5f4ff;
+  background: rgba(148, 163, 184, 0.08);
+}
+
+.tab.active,
+.tab[aria-selected='true'] {
+  color: #06111c;
+  background: linear-gradient(135deg, #67e8f9, #facc15);
+  border-color: rgba(255, 255, 255, 0.18);
+  box-shadow: 0 10px 24px rgba(34, 211, 238, 0.16);
+}
+
+.quick-actions {
+  justify-content: center;
+  border-style: dashed;
+}
+
+button,
+.button-inline-row button,
+.quick-actions button {
+  border-radius: 999px;
+}
+
+button:not(.tab) {
+  transition: transform 140ms ease, border-color 140ms ease, background 140ms ease;
+}
+
+button:not(.tab):hover {
+  transform: translateY(-1px);
+}
+
+input,
+textarea,
+select {
+  background: rgba(3, 7, 18, 0.72);
+  border-color: rgba(148, 163, 184, 0.28);
+}
+
+.board-grid {
+  grid-template-columns: repeat(4, minmax(240px, 1fr));
+}
+
+.column {
+  border-top: 3px solid rgba(103, 232, 249, 0.5);
+}
+
+.column:nth-child(2) {
+  border-top-color: rgba(250, 204, 21, 0.55);
+}
+
+.column:nth-child(3) {
+  border-top-color: rgba(167, 139, 250, 0.55);
+}
+
+.column:nth-child(4) {
+  border-top-color: rgba(74, 222, 128, 0.55);
+}
+
+.item-card {
+  background: rgba(2, 6, 23, 0.52);
+}
+
+@media (max-width: 860px) {
+  .app-shell {
+    width: min(100% - 0.8rem, 100%);
+    padding-top: 0.6rem;
+  }
+
+  .hero-card {
+    display: grid;
+    gap: 1rem;
+  }
+
+  .hero-stats {
+    grid-template-columns: repeat(3, minmax(0, 1fr));
+    min-width: 0;
+  }
+
+  .status-strip {
+    grid-template-columns: 1fr;
+  }
+
+  .tab-bar {
+    display: flex;
+    flex-wrap: nowrap;
+    justify-content: flex-start;
+    margin-left: -0.05rem;
+    margin-right: -0.05rem;
+    border-radius: 18px;
+  }
+
+  .tab {
+    flex: 0 0 auto;
+    min-width: max-content;
+    padding: 0.72rem 1rem;
+  }
+
+  .board-grid {
+    grid-template-columns: 1fr;
+  }
+}
+
+@media (max-width: 720px) {
+  .quick-actions,
+  .tab-bar,
+  .button-row,
+  .button-inline-row,
+  .filter-row,
+  .status-strip,
+  .status-strip-row,
+  .status-bar,
+  .feature-signal-row {
+    align-items: stretch;
+  }
+
+  .tab-bar {
+    flex-direction: row;
+  }
+
+  .quick-actions {
+    display: grid;
+    grid-template-columns: repeat(2, minmax(0, 1fr));
+  }
+
+  .quick-actions button:last-child:nth-child(odd) {
+    grid-column: 1 / -1;
+  }
+}
+
+/* Keep v0.1 project-summary editing visible; it is part of the cockpit, just visually quieter. */
+.project-card {
+  display: block;
+}