feat: Implement Logistics Cart and refined console layout

dashboard/app.js

@@ -7,7 +7,7 @@ const SPECS = {
     rail: { cost: 2.5, carbon: 0.5 }
 };
 
-// Tutorial Content - Updated with detailed button instructions
+// Tutorial Content
 const TUTORIAL_STEPS = [
     {
         title: "Mission: NetZero-Nav",
@@ -15,33 +15,34 @@ const TUTORIAL_STEPS = [
         target: "header"
     },
     {
-        title: "Ordering Parts",
-        text: "Select a component (Chips/Sensors) and a Transport Mode. Click the <strong>'Order'</strong> button to dispatch a shipment. SEA is green but takes 10 full days!",
+        title: "Supply Logistics",
+        text: "Select a component and Transport Mode on the left, then click <strong>'Order'</strong> in the center. SEA is green but takes 10 full days!",
         target: "#section-order"
     },
     {
         title: "The Impact Preview",
-        text: "Watch this box! Whenever you change a transport mode, we calculate the <strong>Financial Cost</strong> and <strong>Carbon Footprint</strong> in real-time before you commit.",
+        text: "Watch this box! Whenever you change a transport mode, we calculate the <strong>Financial Cost</strong> and <strong>Carbon Footprint</strong> in real-time.",
         target: "#impact-preview"
     },
     {
         title: "Starting Production",
-        text: "Once inventory arrives, use the <strong>'Start Run'</strong> button. This consumes parts and fulfills active orders, generating revenue for your fleet.",
+        text: "Once inventory arrives, click <strong>'Start Run'</strong>. This consumes parts and fulfills active orders for revenue.",
         target: "#section-produce"
     },
     {
-        title: "Buying Offsets",
-        text: "Exceeding your carbon quota? Click <strong>'Buy Offset'</strong> to trade capital for carbon credits and keep the gauges in the green zone.",
-        target: "#section-offset"
+        title: "Logistics Cart",
+        text: "Track your pending shipments here! See exactly what's coming, how much, and the exact <strong>Estimated Arrival Day</strong>.",
+        target: ".shipment-cart-section"
     },
     {
         title: "Time Management",
-        text: "Use <strong>'Advance to Next Day'</strong> to process shipments. If you're feeling daring, trigger a <strong>Suez Jam</strong> to see if your strategy can survive a global crisis.",
+        text: "Use <strong>'Advance to Next Day'</strong> to process shipments and grow your empire. Good luck!",
         target: ".time-controls"
     }
 ];
 
 let currentTutStep = 0;
+let currentDay = 0;
 
 // State Management
 async function updateState() {
@@ -50,6 +51,8 @@ async function updateState() {
         if (!response.ok) throw new Error('API Unreachable');
         const data = await response.json();
         
+        currentDay = data.step; // Track current step for arrival calculation
+        
         const status = document.getElementById('connection-status');
         status.textContent = 'ONLINE';
         status.className = 'status-badge status-online';
@@ -59,6 +62,20 @@ async function updateState() {
         document.getElementById('chips-count').textContent = data.inventory.chips;
         document.getElementById('sensors-count').textContent = data.inventory.sensors;
 
+        // Update Cart (Active Shipments)
+        const cartContainer = document.getElementById('cart-container');
+        if (data.active_shipments && data.active_shipments.length > 0) {
+            cartContainer.innerHTML = data.active_shipments.map(ship => `
+                <div class="cart-item">
+                    <div class="cart-type">${ship.part} (x${ship.quantity})</div>
+                    <div class="cart-meta">Mode: ${ship.mode.toUpperCase()}</div>
+                    <div class="arrival-day">Arrives Day: ${currentDay + ship.eta}</div>
+                </div>
+            `).join('');
+        } else {
+            cartContainer.innerHTML = '<p class="placeholder">No active shipments in transit.</p>';
+        }
+
         const newsAlert = document.getElementById('news-alert');
         if (data.news) {
             document.getElementById('news-text').textContent = data.news;
@@ -110,7 +127,7 @@ function log(message, type = 'system') {
     box.prepend(entry);
 }
 
-// Global Execute Function (exposed to onclick in HTML)
+// Global Execute Function
 window.execute = async function(type) {
     document.querySelector('main').classList.add('transitioning');
     
@@ -164,7 +181,6 @@ function showStep(step) {
     document.getElementById('tut-prev').classList.toggle('hidden', step === 0);
     document.getElementById('tut-next').textContent = step === TUTORIAL_STEPS.length - 1 ? "Start Mission" : "Next";
 
-    // Static Centering logic maintained
     const modalOverlay = document.getElementById('tutorial-modal');
     modalOverlay.style.alignItems = 'center';
     modalOverlay.style.paddingTop = '0';

dashboard/style.css

@@ -188,15 +188,58 @@ header {
 
 .op-row {
     display: flex;
-    gap: 1.2rem;
+    justify-content: space-between;
     align-items: center;
+    gap: 2rem;
 }
 
-.op-text {
-    font-size: 0.95rem;
-    color: var(--text-main);
+.op-inputs {
+    display: flex;
+    gap: 1.2rem;
     flex-grow: 1;
-    font-weight: 500;
+    justify-content: flex-start;
+}
+
+.op-actions {
+    min-width: 150px;
+    display: flex;
+    justify-content: center;
+}
+
+.cart-grid {
+    display: grid;
+    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
+    gap: 1.5rem;
+    margin-top: 1rem;
+}
+
+.cart-item {
+    background: white;
+    padding: 1rem;
+    border-radius: 12px;
+    border: 1px solid var(--border-tan);
+    display: flex;
+    flex-direction: column;
+    gap: 0.5rem;
+    box-shadow: 0 4px 15px rgba(0,0,0,0.02);
+}
+
+.cart-item .cart-type {
+    font-weight: 700;
+    color: var(--primary-green);
+    font-size: 0.9rem;
+    text-transform: uppercase;
+}
+
+.cart-item .cart-meta {
+    font-size: 0.8rem;
+    color: var(--text-muted);
+}
+
+.cart-item .arrival-day {
+    color: var(--deep-forest);
+    font-weight: 600;
+    font-size: 0.85rem;
 }
 
 select {