diff --git a/ai/__pycache__/__init__.cpython-311.pyc b/ai/__pycache__/__init__.cpython-311.pyc
new file mode 100644
index 0000000..b9450fa
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diff --git a/ai/__pycache__/local_ai_api.cpython-311.pyc b/ai/__pycache__/local_ai_api.cpython-311.pyc
new file mode 100644
index 0000000..e906db1
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diff --git a/config/__pycache__/settings.cpython-311.pyc b/config/__pycache__/settings.cpython-311.pyc
index d79d6a7..92a7737 100644
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diff --git a/config/settings.py b/config/settings.py
index 291d043..c6b38a4 100644
--- a/config/settings.py
+++ b/config/settings.py
@@ -23,6 +23,7 @@ DEBUG = os.getenv("DJANGO_DEBUG", "true").lower() == "true"
 ALLOWED_HOSTS = [
     "127.0.0.1",
     "localhost",
+    "testserver",
     os.getenv("HOST_FQDN", ""),
 ]
 
@@ -150,9 +151,11 @@ STATIC_URL = 'static/'
 STATIC_ROOT = BASE_DIR / 'staticfiles'
 
 STATICFILES_DIRS = [
-    BASE_DIR / 'static',
-    BASE_DIR / 'assets',
-    BASE_DIR / 'node_modules',
+    path for path in [
+        BASE_DIR / 'static',
+        BASE_DIR / 'assets',
+        BASE_DIR / 'node_modules',
+    ] if path.exists()
 ]
 
 # Email
diff --git a/core/__pycache__/admin.cpython-311.pyc b/core/__pycache__/admin.cpython-311.pyc
index 5e8987a..6e4b522 100644
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diff --git a/core/__pycache__/forms.cpython-311.pyc b/core/__pycache__/forms.cpython-311.pyc
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index 0000000..7a1b973
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diff --git a/core/__pycache__/models.cpython-311.pyc b/core/__pycache__/models.cpython-311.pyc
index a251b5f..4244555 100644
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diff --git a/core/__pycache__/tests.cpython-311.pyc b/core/__pycache__/tests.cpython-311.pyc
new file mode 100644
index 0000000..ab6f822
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diff --git a/core/__pycache__/urls.cpython-311.pyc b/core/__pycache__/urls.cpython-311.pyc
index f705988..7a38e2e 100644
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diff --git a/core/__pycache__/views.cpython-311.pyc b/core/__pycache__/views.cpython-311.pyc
index 2f0989c..3963773 100644
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diff --git a/core/admin.py b/core/admin.py
index 8c38f3f..baa445e 100644
--- a/core/admin.py
+++ b/core/admin.py
@@ -1,3 +1,48 @@
 from django.contrib import admin
 
-# Register your models here.
+from .models import ActivityItem, QuoteLine, SalesWorkspace
+
+
+class QuoteLineInline(admin.TabularInline):
+    model = QuoteLine
+    extra = 0
+
+
+class ActivityItemInline(admin.TabularInline):
+    model = ActivityItem
+    extra = 0
+
+
+@admin.register(SalesWorkspace)
+class SalesWorkspaceAdmin(admin.ModelAdmin):
+    list_display = (
+        "customer_name",
+        "project_number",
+        "opportunity_title",
+        "stage",
+        "estimated_value",
+        "updated_at",
+    )
+    list_filter = ("stage", "layout_template")
+    search_fields = (
+        "customer_name",
+        "project_name",
+        "project_number",
+        "zipcode",
+        "address",
+        "opportunity_title",
+    )
+    inlines = [QuoteLineInline, ActivityItemInline]
+
+
+@admin.register(QuoteLine)
+class QuoteLineAdmin(admin.ModelAdmin):
+    list_display = ("product_name", "workspace", "quantity", "unit_price", "created_at")
+    search_fields = ("product_name", "workspace__customer_name", "workspace__project_number")
+
+
+@admin.register(ActivityItem)
+class ActivityItemAdmin(admin.ModelAdmin):
+    list_display = ("title", "workspace", "activity_type", "due_at", "owner", "is_done")
+    list_filter = ("activity_type", "is_done")
+    search_fields = ("title", "workspace__customer_name", "owner")
diff --git a/core/forms.py b/core/forms.py
new file mode 100644
index 0000000..21e02a9
--- /dev/null
+++ b/core/forms.py
@@ -0,0 +1,126 @@
+from datetime import timedelta
+
+from django import forms
+from django.utils import timezone
+
+from .models import ActivityItem, QuoteLine, SalesWorkspace
+
+
+class StyledFormMixin:
+    def _apply_styles(self):
+        for name, field in self.fields.items():
+            widget = field.widget
+            css_class = "form-select" if isinstance(widget, forms.Select) else "form-control"
+            existing = widget.attrs.get("class", "")
+            widget.attrs["class"] = f"{existing} {css_class} workspace-input".strip()
+
+
+class WorkspaceIntakeForm(StyledFormMixin, forms.ModelForm):
+    next_meeting_at = forms.DateTimeField(
+        required=False,
+        widget=forms.DateTimeInput(attrs={"type": "datetime-local"}),
+    )
+
+    class Meta:
+        model = SalesWorkspace
+        fields = [
+            "customer_name",
+            "project_name",
+            "project_number",
+            "zipcode",
+            "address",
+            "city",
+            "contact_name",
+            "contact_email",
+            "contact_phone",
+            "opportunity_title",
+            "estimated_value",
+            "layout_template",
+            "summary",
+            "next_step",
+            "next_meeting_at",
+        ]
+        widgets = {
+            "summary": forms.Textarea(attrs={"rows": 3}),
+        }
+
+    def __init__(self, *args, **kwargs):
+        super().__init__(*args, **kwargs)
+        self._apply_styles()
+        placeholders = {
+            "customer_name": "Van der Meer Construction",
+            "project_name": "Renovation of showroom",
+            "project_number": "PRJ-24018",
+            "zipcode": "3011 AA",
+            "address": "Binnenweg 18",
+            "city": "Rotterdam",
+            "contact_name": "Eva Jansen",
+            "contact_email": "eva@example.com",
+            "contact_phone": "+31 6 12345678",
+            "opportunity_title": "Lighting upgrade quotation",
+            "estimated_value": "18500",
+            "summary": "Existing customer requesting quick quote with site visit.",
+            "next_step": "Confirm site meeting and draft first quotation.",
+        }
+        for name, placeholder in placeholders.items():
+            self.fields[name].widget.attrs.setdefault("placeholder", placeholder)
+        self.fields["layout_template"].widget.attrs.setdefault("aria-label", "Workspace template")
+
+    def clean_next_meeting_at(self):
+        meeting = self.cleaned_data.get("next_meeting_at")
+        if meeting and meeting < timezone.now():
+            raise forms.ValidationError("Choose a future time for the next meeting.")
+        return meeting
+
+
+class StageUpdateForm(StyledFormMixin, forms.Form):
+    stage = forms.ChoiceField(choices=SalesWorkspace.Stage.choices)
+
+    def __init__(self, *args, **kwargs):
+        current_stage = kwargs.pop("current_stage", None)
+        super().__init__(*args, **kwargs)
+        self._apply_styles()
+        if current_stage:
+            self.fields["stage"].initial = current_stage
+
+
+class QuoteLineForm(StyledFormMixin, forms.ModelForm):
+    class Meta:
+        model = QuoteLine
+        fields = ["product_name", "description", "quantity", "unit_price"]
+
+    def __init__(self, *args, **kwargs):
+        super().__init__(*args, **kwargs)
+        self._apply_styles()
+        self.fields["product_name"].widget.attrs.setdefault("placeholder", "Product or service")
+        self.fields["description"].widget.attrs.setdefault("placeholder", "Optional scope note")
+        self.fields["quantity"].widget.attrs.setdefault("min", 1)
+        self.fields["unit_price"].widget.attrs.setdefault("min", 0)
+        self.fields["unit_price"].widget.attrs.setdefault("step", "0.01")
+
+
+class ActivityForm(StyledFormMixin, forms.ModelForm):
+    due_at = forms.DateTimeField(
+        widget=forms.DateTimeInput(attrs={"type": "datetime-local"})
+    )
+
+    class Meta:
+        model = ActivityItem
+        fields = ["title", "activity_type", "due_at", "owner", "notes"]
+        widgets = {
+            "notes": forms.Textarea(attrs={"rows": 3}),
+        }
+
+    def __init__(self, *args, **kwargs):
+        super().__init__(*args, **kwargs)
+        self._apply_styles()
+        self.fields["title"].widget.attrs.setdefault("placeholder", "Schedule follow-up or task")
+        self.fields["owner"].widget.attrs.setdefault("placeholder", "Rep or team owner")
+        self.fields["notes"].widget.attrs.setdefault("placeholder", "Talking points, reminders, dependencies")
+        self.fields["due_at"].initial = (timezone.now() + timedelta(days=1)).strftime("%Y-%m-%dT%H:%M")
+
+    def clean_due_at(self):
+        due_at = self.cleaned_data["due_at"]
+        if due_at < timezone.now() - timedelta(minutes=5):
+            raise forms.ValidationError("Activity time should be now or in the future.")
+        return due_at
diff --git a/core/migrations/0001_initial.py b/core/migrations/0001_initial.py
new file mode 100644
index 0000000..f8bce9f
--- /dev/null
+++ b/core/migrations/0001_initial.py
@@ -0,0 +1,74 @@
+# Generated by Django 5.2.7 on 2026-04-03 11:41
+
+import django.db.models.deletion
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    initial = True
+
+    dependencies = [
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='SalesWorkspace',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('customer_name', models.CharField(max_length=160)),
+                ('project_name', models.CharField(blank=True, max_length=160)),
+                ('project_number', models.CharField(blank=True, max_length=60)),
+                ('zipcode', models.CharField(blank=True, max_length=20)),
+                ('address', models.CharField(blank=True, max_length=255)),
+                ('city', models.CharField(blank=True, max_length=120)),
+                ('contact_name', models.CharField(blank=True, max_length=160)),
+                ('contact_email', models.EmailField(blank=True, max_length=254)),
+                ('contact_phone', models.CharField(blank=True, max_length=40)),
+                ('opportunity_title', models.CharField(max_length=180)),
+                ('stage', models.CharField(choices=[('new', 'New lead'), ('qualified', 'Qualified'), ('proposal', 'Proposal / Quote'), ('negotiation', 'Negotiation'), ('won', 'Won'), ('lost', 'Lost')], default='new', max_length=20)),
+                ('estimated_value', models.DecimalField(decimal_places=2, default=0, max_digits=12)),
+                ('layout_template', models.CharField(choices=[('customer360', 'Customer 360'), ('quotation_focus', 'Quotation focus'), ('planning', 'Planning board')], default='customer360', max_length=24)),
+                ('summary', models.TextField(blank=True)),
+                ('next_step', models.CharField(blank=True, max_length=180)),
+                ('next_meeting_at', models.DateTimeField(blank=True, null=True)),
+                ('created_at', models.DateTimeField(auto_now_add=True)),
+                ('updated_at', models.DateTimeField(auto_now=True)),
+            ],
+            options={
+                'ordering': ['-updated_at', '-created_at'],
+            },
+        ),
+        migrations.CreateModel(
+            name='QuoteLine',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('product_name', models.CharField(max_length=140)),
+                ('description', models.CharField(blank=True, max_length=255)),
+                ('quantity', models.PositiveIntegerField(default=1)),
+                ('unit_price', models.DecimalField(decimal_places=2, max_digits=10)),
+                ('created_at', models.DateTimeField(auto_now_add=True)),
+                ('workspace', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='quote_lines', to='core.salesworkspace')),
+            ],
+            options={
+                'ordering': ['created_at', 'id'],
+            },
+        ),
+        migrations.CreateModel(
+            name='ActivityItem',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('title', models.CharField(max_length=180)),
+                ('activity_type', models.CharField(choices=[('call', 'Call'), ('meeting', 'Meeting'), ('email', 'Email'), ('task', 'Task')], max_length=20)),
+                ('due_at', models.DateTimeField()),
+                ('owner', models.CharField(blank=True, max_length=120)),
+                ('notes', models.TextField(blank=True)),
+                ('is_done', models.BooleanField(default=False)),
+                ('created_at', models.DateTimeField(auto_now_add=True)),
+                ('workspace', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='activities', to='core.salesworkspace')),
+            ],
+            options={
+                'ordering': ['due_at', 'id'],
+            },
+        ),
+    ]
diff --git a/core/migrations/__pycache__/0001_initial.cpython-311.pyc b/core/migrations/__pycache__/0001_initial.cpython-311.pyc
new file mode 100644
index 0000000..749880c
Binary files /dev/null and b/core/migrations/__pycache__/0001_initial.cpython-311.pyc differ
diff --git a/core/models.py b/core/models.py
index 71a8362..5b23dfb 100644
--- a/core/models.py
+++ b/core/models.py
@@ -1,3 +1,110 @@
-from django.db import models
+from decimal import Decimal
 
-# Create your models here.
+from django.db import models
+from django.utils import timezone
+
+
+class SalesWorkspace(models.Model):
+    class Stage(models.TextChoices):
+        NEW = "new", "New lead"
+        QUALIFIED = "qualified", "Qualified"
+        PROPOSAL = "proposal", "Proposal / Quote"
+        NEGOTIATION = "negotiation", "Negotiation"
+        WON = "won", "Won"
+        LOST = "lost", "Lost"
+
+    class LayoutTemplate(models.TextChoices):
+        CUSTOMER_360 = "customer360", "Customer 360"
+        QUOTATION_FOCUS = "quotation_focus", "Quotation focus"
+        PLANNING = "planning", "Planning board"
+
+    customer_name = models.CharField(max_length=160)
+    project_name = models.CharField(max_length=160, blank=True)
+    project_number = models.CharField(max_length=60, blank=True)
+    zipcode = models.CharField(max_length=20, blank=True)
+    address = models.CharField(max_length=255, blank=True)
+    city = models.CharField(max_length=120, blank=True)
+    contact_name = models.CharField(max_length=160, blank=True)
+    contact_email = models.EmailField(blank=True)
+    contact_phone = models.CharField(max_length=40, blank=True)
+    opportunity_title = models.CharField(max_length=180)
+    stage = models.CharField(max_length=20, choices=Stage.choices, default=Stage.NEW)
+    estimated_value = models.DecimalField(max_digits=12, decimal_places=2, default=0)
+    layout_template = models.CharField(
+        max_length=24, choices=LayoutTemplate.choices, default=LayoutTemplate.CUSTOMER_360
+    )
+    summary = models.TextField(blank=True)
+    next_step = models.CharField(max_length=180, blank=True)
+    next_meeting_at = models.DateTimeField(blank=True, null=True)
+    created_at = models.DateTimeField(auto_now_add=True)
+    updated_at = models.DateTimeField(auto_now=True)
+
+    class Meta:
+        ordering = ["-updated_at", "-created_at"]
+
+    def __str__(self):
+        project = f" · {self.project_number}" if self.project_number else ""
+        return f"{self.customer_name} — {self.opportunity_title}{project}"
+
+    @property
+    def quote_total(self):
+        total = sum((line.subtotal for line in self.quote_lines.all()), Decimal("0.00"))
+        return total.quantize(Decimal("0.01")) if total else Decimal("0.00")
+
+    @property
+    def open_activities_count(self):
+        return self.activities.filter(is_done=False).count()
+
+    @property
+    def pipeline_label(self):
+        return self.get_stage_display()
+
+    @property
+    def next_meeting_is_upcoming(self):
+        return bool(self.next_meeting_at and self.next_meeting_at >= timezone.now())
+
+
+class QuoteLine(models.Model):
+    workspace = models.ForeignKey(
+        SalesWorkspace, related_name="quote_lines", on_delete=models.CASCADE
+    )
+    product_name = models.CharField(max_length=140)
+    description = models.CharField(max_length=255, blank=True)
+    quantity = models.PositiveIntegerField(default=1)
+    unit_price = models.DecimalField(max_digits=10, decimal_places=2)
+    created_at = models.DateTimeField(auto_now_add=True)
+
+    class Meta:
+        ordering = ["created_at", "id"]
+
+    def __str__(self):
+        return f"{self.product_name} × {self.quantity}"
+
+    @property
+    def subtotal(self):
+        return (self.unit_price or Decimal("0.00")) * self.quantity
+
+
+class ActivityItem(models.Model):
+    class ActivityType(models.TextChoices):
+        CALL = "call", "Call"
+        MEETING = "meeting", "Meeting"
+        EMAIL = "email", "Email"
+        TASK = "task", "Task"
+
+    workspace = models.ForeignKey(
+        SalesWorkspace, related_name="activities", on_delete=models.CASCADE
+    )
+    title = models.CharField(max_length=180)
+    activity_type = models.CharField(max_length=20, choices=ActivityType.choices)
+    due_at = models.DateTimeField()
+    owner = models.CharField(max_length=120, blank=True)
+    notes = models.TextField(blank=True)
+    is_done = models.BooleanField(default=False)
+    created_at = models.DateTimeField(auto_now_add=True)
+
+    class Meta:
+        ordering = ["due_at", "id"]
+
+    def __str__(self):
+        return f"{self.title} ({self.get_activity_type_display()})"
diff --git a/core/templates/base.html b/core/templates/base.html
index 1e7e5fb..0ca5cdf 100644
--- a/core/templates/base.html
+++ b/core/templates/base.html
@@ -1,25 +1,25 @@
+{% load static %}
 <!DOCTYPE html>
 <html lang="en">
-
 <head>
   <meta charset="UTF-8">
-  <title>{% block title %}Knowledge Base{% endblock %}</title>
-  {% if project_description %}
-  <meta name="description" content="{{ project_description }}">
-  <meta property="og:description" content="{{ project_description }}">
-  <meta property="twitter:description" content="{{ project_description }}">
-  {% endif %}
+  <meta name="viewport" content="width=device-width, initial-scale=1">
+  <title>{% block title %}{{ meta_title|default:project_name|default:"FlowDesk Sales" }}{% endblock %}</title>
+  <meta name="description" content="{{ meta_description|default:project_description|default:'Compact sales workspace for opportunities, quotations, projects, and agenda planning.' }}">
   {% if project_image_url %}
   <meta property="og:image" content="{{ project_image_url }}">
   <meta property="twitter:image" content="{{ project_image_url }}">
   {% endif %}
-  {% load static %}
+  <link rel="preconnect" href="https://fonts.googleapis.com">
+  <link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>
+  <link href="https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&family=Manrope:wght@600;700;800&display=swap" rel="stylesheet">
+  <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.3/dist/css/bootstrap.min.css" rel="stylesheet">
+  <link href="https://cdn.jsdelivr.net/npm/bootstrap-icons@1.11.3/font/bootstrap-icons.min.css" rel="stylesheet">
   <link rel="stylesheet" href="{% static 'css/custom.css' %}?v={{ deployment_timestamp }}">
   {% block head %}{% endblock %}
 </head>
-
 <body>
   {% block content %}{% endblock %}
+  <script src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.3/dist/js/bootstrap.bundle.min.js" defer></script>
 </body>
-
 </html>
diff --git a/core/templates/core/index.html b/core/templates/core/index.html
index faec813..53528cc 100644
--- a/core/templates/core/index.html
+++ b/core/templates/core/index.html
@@ -1,145 +1,195 @@
 {% extends "base.html" %}
+{% load static %}
 
-{% block title %}{{ project_name }}{% endblock %}
-
-{% block head %}
-<link rel="preconnect" href="https://fonts.googleapis.com">
-<link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>
-<link href="https://fonts.googleapis.com/css2?family=Inter:wght@400;700&display=swap" rel="stylesheet">
-<style>
-  :root {
-    --bg-color-start: #6a11cb;
-    --bg-color-end: #2575fc;
-    --text-color: #ffffff;
-    --card-bg-color: rgba(255, 255, 255, 0.01);
-    --card-border-color: rgba(255, 255, 255, 0.1);
-  }
-
-  * {
-    box-sizing: border-box;
-  }
-
-  body {
-    margin: 0;
-    font-family: 'Inter', sans-serif;
-    background: linear-gradient(45deg, var(--bg-color-start), var(--bg-color-end));
-    color: var(--text-color);
-    display: flex;
-    justify-content: center;
-    align-items: center;
-    min-height: 100vh;
-    text-align: center;
-    overflow: hidden;
-    position: relative;
-  }
-
-  body::before {
-    content: '';
-    position: absolute;
-    inset: 0;
-    background-image: url("data:image/svg+xml,<svg xmlns='http://www.w3.org/2000/svg' width='100' height='100' viewBox='0 0 100 100'><path d='M-10 10L110 10M10 -10L10 110' stroke-width='1' stroke='rgba(255,255,255,0.05)'/></svg>");
-    animation: bg-pan 20s linear infinite;
-    z-index: -1;
-  }
-
-  @keyframes bg-pan {
-    0% {
-      background-position: 0% 0%;
-    }
-
-    100% {
-      background-position: 100% 100%;
-    }
-  }
-
-  main {
-    padding: 2rem;
-  }
-
-  .card {
-    background: var(--card-bg-color);
-    border: 1px solid var(--card-border-color);
-    border-radius: 16px;
-    padding: 2.5rem 2rem;
-    backdrop-filter: blur(20px);
-    -webkit-backdrop-filter: blur(20px);
-    box-shadow: 0 12px 36px rgba(0, 0, 0, 0.25);
-  }
-
-  h1 {
-    font-size: clamp(2.2rem, 3vw + 1.2rem, 3.2rem);
-    font-weight: 700;
-    margin: 0 0 1.2rem;
-    letter-spacing: -0.02em;
-  }
-
-  p {
-    margin: 0.5rem 0;
-    font-size: 1.1rem;
-    opacity: 0.92;
-  }
-
-  .loader {
-    margin: 1.5rem auto;
-    width: 56px;
-    height: 56px;
-    border: 4px solid rgba(255, 255, 255, 0.25);
-    border-top-color: #fff;
-    border-radius: 50%;
-    animation: spin 1s linear infinite;
-  }
-
-  @keyframes spin {
-    to {
-      transform: rotate(360deg);
-    }
-  }
-
-  .runtime code {
-    background: rgba(0, 0, 0, 0.25);
-    padding: 0.15rem 0.45rem;
-    border-radius: 4px;
-    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
-  }
-
-  .sr-only {
-    position: absolute;
-    width: 1px;
-    height: 1px;
-    padding: 0;
-    margin: -1px;
-    overflow: hidden;
-    clip: rect(0, 0, 0, 0);
-    border: 0;
-  }
-
-  footer {
-    position: absolute;
-    bottom: 1rem;
-    width: 100%;
-    text-align: center;
-    font-size: 0.85rem;
-    opacity: 0.75;
-  }
-</style>
-{% endblock %}
+{% block title %}{{ meta_title }}{% endblock %}
 
 {% block content %}
-<main>
-  <div class="card">
-    <h1>Analyzing your requirements and generating your app…</h1>
-    <div class="loader" role="status" aria-live="polite" aria-label="Applying initial changes">
-      <span class="sr-only">Loading…</span>
-    </div>
-    <p class="hint">AppWizzy AI is collecting your requirements and applying the first changes.</p>
-    <p class="hint">This page will refresh automatically as the plan is implemented.</p>
-    <p class="runtime">
-      Runtime: Django <code>{{ django_version }}</code> · Python <code>{{ python_version }}</code>
-      — UTC <code>{{ current_time|date:"Y-m-d H:i:s" }}</code>
-    </p>
-  </div>
-</main>
-<footer>
-  Page updated: {{ current_time|date:"Y-m-d H:i:s" }} (UTC)
-</footer>
-{% endblock %}
\ No newline at end of file
+<div class="app-shell">
+  <aside class="app-sidebar">
+    <a class="brand-mark" href="{% url 'home' %}" aria-label="FlowDesk Sales home">
+      <span class="brand-mark__core">F</span>
+    </a>
+    <nav class="sidebar-nav" aria-label="Primary navigation">
+      {% for item in nav_items %}
+      <a class="sidebar-link {% if forloop.first %}is-active{% endif %}" href="{{ item.url }}" data-label="{{ item.label }}">
+        <i class="bi {{ item.icon }}"></i>
+      </a>
+      {% endfor %}
+    </nav>
+  </aside>
+
+  <main class="app-main">
+    <section class="hero-panel">
+      <div class="hero-copy">
+        <span class="eyebrow">Web-first sales cockpit</span>
+        <h1>Compact customer workspace built for <span>lead → quote → won</span>.</h1>
+        <p>Default concept for your Odoo-connected UI: searchable customer/project context, persistent icon-only navigation, and dockable panels for Opportunities, Quotations, Projects, Agenda, and Tasks.</p>
+        <div class="hero-actions">
+          <a class="btn btn-accent" href="#quick-create">Create a workspace</a>
+          <a class="btn btn-ghost" href="#recent-workspaces">See active pipeline</a>
+        </div>
+      </div>
+      <div class="hero-visual" aria-hidden="true">
+        <div class="shape shape-sphere"></div>
+        <div class="shape shape-card">
+          <div class="mini-bar"></div>
+          <div class="mini-grid">
+            <span></span><span></span><span></span><span></span>
+          </div>
+        </div>
+        <div class="shape shape-cylinder"></div>
+      </div>
+    </section>
+
+    <section class="top-toolbar">
+      <form method="get" class="search-card" role="search">
+        <div class="search-field-wrap">
+          <i class="bi bi-search"></i>
+          <input type="search" name="q" value="{{ search_query }}" class="search-field" placeholder="Search customer, address, zip, project # or opportunity">
+        </div>
+        <button type="submit" class="btn btn-dark-shell">Search</button>
+      </form>
+      <a class="admin-pill" href="/admin/">Admin</a>
+    </section>
+
+    {% if messages %}
+    <section class="message-stack" aria-live="polite">
+      {% for message in messages %}
+      <div class="alert custom-alert alert-{{ message.tags|default:'info' }}">{{ message }}</div>
+      {% endfor %}
+    </section>
+    {% endif %}
+
+    <section class="stats-grid">
+      <article class="stat-card">
+        <span class="stat-label">Tracked workspaces</span>
+        <strong>{{ workspace_count }}</strong>
+        <p>Customer or project contexts accessible from one search bar.</p>
+      </article>
+      <article class="stat-card">
+        <span class="stat-label">Active deals</span>
+        <strong>{{ active_count }}</strong>
+        <p>Fast switching without leaving the main canvas.</p>
+      </article>
+      <article class="stat-card">
+        <span class="stat-label">Won</span>
+        <strong>{{ won_count }}</strong>
+        <p>Deals ready to hand over into project delivery later.</p>
+      </article>
+      <article class="stat-card stat-card--accent">
+        <span class="stat-label">Pipeline value</span>
+        <strong>€{{ pipeline_total|floatformat:0 }}</strong>
+        <p>Compact overview for managers and sales reps.</p>
+      </article>
+    </section>
+
+    <section class="content-grid">
+      <article class="surface-card template-card-list">
+        <div class="section-heading">
+          <div>
+            <span class="eyebrow">Saved templates</span>
+            <h2>Pick the right focus instantly</h2>
+          </div>
+        </div>
+        <div class="template-list">
+          {% for value, label in layout_choices %}
+          <div class="template-tile">
+            <div class="template-icon"><i class="bi bi-layout-sidebar-inset"></i></div>
+            <div>
+              <h3>{{ label }}</h3>
+              <p>{% if value == 'customer360' %}See opportunity, agenda, projects, and quotation side by side.{% elif value == 'quotation_focus' %}Give most space to the quote editor when speed matters.{% else %}Keep projects and follow-ups visible during planning calls.{% endif %}</p>
+            </div>
+          </div>
+          {% endfor %}
+        </div>
+      </article>
+
+      <article id="quick-create" class="surface-card create-card">
+        <div class="section-heading">
+          <div>
+            <span class="eyebrow">First workflow widget</span>
+            <h2>Create a sales workspace</h2>
+          </div>
+          <span class="section-chip">Lead intake → detail workspace</span>
+        </div>
+        <form method="post" class="workspace-form" novalidate>
+          {% csrf_token %}
+          <div class="form-grid">
+            {% for field in create_form %}
+            <div class="form-field {% if field.name == 'summary' %}form-field--full{% endif %} {% if field.name == 'next_step' or field.name == 'next_meeting_at' %}form-field--wide{% endif %}">
+              <label for="{{ field.id_for_label }}">{{ field.label }}</label>
+              {{ field }}
+              {% if field.errors %}<div class="field-error">{{ field.errors|join:', ' }}</div>{% endif %}
+            </div>
+            {% endfor %}
+          </div>
+          <div class="form-actions">
+            <button type="submit" class="btn btn-accent">Open workspace</button>
+            <p>This creates the customer/project context and opens the single-screen detail view.</p>
+          </div>
+        </form>
+      </article>
+    </section>
+
+    <section class="content-grid content-grid--bottom">
+      <article id="recent-workspaces" class="surface-card list-card">
+        <div class="section-heading">
+          <div>
+            <span class="eyebrow">Pipeline list</span>
+            <h2>Recent workspaces</h2>
+          </div>
+        </div>
+        {% if workspaces %}
+        <div class="workspace-list">
+          {% for workspace in workspaces %}
+          <a href="{% url 'workspace_detail' workspace.pk %}" class="workspace-row">
+            <div>
+              <div class="workspace-row__title">{{ workspace.customer_name }}</div>
+              <div class="workspace-row__meta">{{ workspace.project_number|default:workspace.project_name|default:"No project number yet" }} · {{ workspace.opportunity_title }}</div>
+            </div>
+            <div class="workspace-row__side">
+              <span class="stage-pill stage-{{ workspace.stage }}">{{ workspace.get_stage_display }}</span>
+              <strong>€{{ workspace.estimated_value|floatformat:0 }}</strong>
+            </div>
+          </a>
+          {% endfor %}
+        </div>
+        {% else %}
+        <div class="empty-state">
+          <i class="bi bi-stars"></i>
+          <h3>No workspaces yet</h3>
+          <p>Create the first customer/project context above to preview the one-screen layout.</p>
+        </div>
+        {% endif %}
+      </article>
+
+      <article class="surface-card agenda-card">
+        <div class="section-heading">
+          <div>
+            <span class="eyebrow">Agenda snapshot</span>
+            <h2>Upcoming tasks</h2>
+          </div>
+        </div>
+        {% if upcoming_items %}
+        <div class="agenda-list">
+          {% for item in upcoming_items %}
+          <div class="agenda-item">
+            <div class="agenda-icon"><i class="bi bi-calendar-event"></i></div>
+            <div>
+              <strong>{{ item.title }}</strong>
+              <p>{{ item.workspace.customer_name }} · {{ item.get_activity_type_display }} · {{ item.due_at|date:"d M H:i" }}</p>
+            </div>
+          </div>
+          {% endfor %}
+        </div>
+        {% else %}
+        <div class="empty-state empty-state--small">
+          <i class="bi bi-calendar2-check"></i>
+          <p>Upcoming meetings and actions appear here after you create a workspace.</p>
+        </div>
+        {% endif %}
+      </article>
+    </section>
+  </main>
+</div>
+{% endblock %}
diff --git a/core/templates/core/workspace_detail.html b/core/templates/core/workspace_detail.html
new file mode 100644
index 0000000..713fe9f
--- /dev/null
+++ b/core/templates/core/workspace_detail.html
@@ -0,0 +1,236 @@
+{% extends "base.html" %}
+{% load static %}
+
+{% block title %}{{ meta_title }}{% endblock %}
+
+{% block content %}
+<div class="app-shell">
+  <aside class="app-sidebar">
+    <a class="brand-mark" href="{% url 'home' %}" aria-label="FlowDesk Sales home">
+      <span class="brand-mark__core">F</span>
+    </a>
+    <nav class="sidebar-nav" aria-label="Primary navigation">
+      {% for item in nav_items %}
+      <a class="sidebar-link {% if item.label == 'Workspace' %}is-active{% endif %}" href="{{ item.url }}" data-label="{{ item.label }}">
+        <i class="bi {{ item.icon }}"></i>
+      </a>
+      {% endfor %}
+    </nav>
+  </aside>
+
+  <main class="app-main app-main--detail">
+    <section class="detail-topbar">
+      <div>
+        <a href="{% url 'home' %}" class="back-link"><i class="bi bi-arrow-left"></i> Back to pipeline</a>
+        <h1>{{ workspace.customer_name }}</h1>
+        <p>{{ workspace.opportunity_title }}{% if workspace.project_number %} · {{ workspace.project_number }}{% elif workspace.project_name %} · {{ workspace.project_name }}{% endif %}</p>
+      </div>
+      <div class="detail-meta">
+        <span class="stage-pill stage-{{ workspace.stage }}">{{ workspace.get_stage_display }}</span>
+        <div class="detail-value">€{{ workspace.estimated_value|floatformat:0 }}</div>
+      </div>
+    </section>
+
+    {% if messages %}
+    <section class="message-stack" aria-live="polite">
+      {% for message in messages %}
+      <div class="alert custom-alert alert-{{ message.tags|default:'info' }}">{{ message }}</div>
+      {% endfor %}
+    </section>
+    {% endif %}
+
+    <section class="detail-toolbar">
+      <div class="search-card search-card--static">
+        <div class="search-field-wrap">
+          <i class="bi bi-search"></i>
+          <input type="text" class="search-field" value="{{ workspace.customer_name }} · {{ workspace.address }} · {{ workspace.project_number|default:workspace.project_name }}" disabled>
+        </div>
+      </div>
+      <a class="admin-pill" href="/admin/">Admin</a>
+    </section>
+
+    <section class="workspace-grid template-{{ workspace.layout_template }}">
+      <article class="surface-card panel panel-opportunity">
+        <div class="panel-head">
+          <div>
+            <span class="eyebrow">Opportunity</span>
+            <h2>Lead status</h2>
+          </div>
+          <span class="section-chip">Single-screen control</span>
+        </div>
+        <div class="info-stack">
+          <div class="info-row"><span>Customer</span><strong>{{ workspace.customer_name }}</strong></div>
+          <div class="info-row"><span>Contact</span><strong>{{ workspace.contact_name|default:"Not added yet" }}</strong></div>
+          <div class="info-row"><span>Email</span><strong>{{ workspace.contact_email|default:"Not added yet" }}</strong></div>
+          <div class="info-row"><span>Phone</span><strong>{{ workspace.contact_phone|default:"Not added yet" }}</strong></div>
+          <div class="info-row"><span>Next step</span><strong>{{ workspace.next_step|default:"Define the next best action" }}</strong></div>
+        </div>
+        <form method="post" action="{% url 'update_stage' workspace.pk %}" class="compact-form compact-form--inline">
+          {% csrf_token %}
+          <div class="compact-form__field">
+            <label for="{{ stage_form.stage.id_for_label }}">Stage</label>
+            {{ stage_form.stage }}
+          </div>
+          <button type="submit" class="btn btn-accent">Update</button>
+        </form>
+        <div class="summary-box">{{ workspace.summary|default:"Add qualification notes, buying signals, and constraints here." }}</div>
+      </article>
+
+      <article class="surface-card panel panel-projects">
+        <div class="panel-head">
+          <div>
+            <span class="eyebrow">Projects</span>
+            <h2>Project context</h2>
+          </div>
+          <button class="panel-action" type="button">Collapse</button>
+        </div>
+        <div class="info-stack">
+          <div class="info-row"><span>Project</span><strong>{{ workspace.project_name|default:"Current customer record" }}</strong></div>
+          <div class="info-row"><span>Project #</span><strong>{{ workspace.project_number|default:"To be assigned" }}</strong></div>
+          <div class="info-row"><span>Zip code</span><strong>{{ workspace.zipcode|default:"—" }}</strong></div>
+          <div class="info-row"><span>Address</span><strong>{{ workspace.address|default:"No address yet" }}</strong></div>
+          <div class="info-row"><span>City</span><strong>{{ workspace.city|default:"—" }}</strong></div>
+        </div>
+      </article>
+
+      <article class="surface-card panel panel-quote">
+        <div class="panel-head">
+          <div>
+            <span class="eyebrow">Quotations</span>
+            <h2>Quotation focus</h2>
+          </div>
+          <span class="section-chip">Takes the most space when needed</span>
+        </div>
+        <form method="post" action="{% url 'add_quote_line' workspace.pk %}" class="compact-form">
+          {% csrf_token %}
+          <div class="form-grid form-grid--quote">
+            {% for field in quote_form %}
+            <div class="form-field {% if field.name == 'description' %}form-field--wide{% endif %}">
+              <label for="{{ field.id_for_label }}">{{ field.label }}</label>
+              {{ field }}
+              {% if field.errors %}<div class="field-error">{{ field.errors|join:', ' }}</div>{% endif %}
+            </div>
+            {% endfor %}
+          </div>
+          <div class="form-actions form-actions--inline">
+            <button type="submit" class="btn btn-accent">Add line</button>
+            <p>Adding a quote line moves early leads into Proposal automatically.</p>
+          </div>
+        </form>
+
+        {% if quote_lines %}
+        <div class="quote-table-wrap">
+          <table class="table quote-table">
+            <thead>
+              <tr>
+                <th>Item</th>
+                <th>Description</th>
+                <th>Qty</th>
+                <th>Unit</th>
+                <th>Subtotal</th>
+              </tr>
+            </thead>
+            <tbody>
+              {% for line in quote_lines %}
+              <tr>
+                <td>{{ line.product_name }}</td>
+                <td>{{ line.description|default:"—" }}</td>
+                <td>{{ line.quantity }}</td>
+                <td>€{{ line.unit_price|floatformat:2 }}</td>
+                <td>€{{ line.subtotal|floatformat:2 }}</td>
+              </tr>
+              {% endfor %}
+            </tbody>
+          </table>
+        </div>
+        <div class="quote-total">Quote total <strong>€{{ workspace.quote_total|floatformat:2 }}</strong></div>
+        {% else %}
+        <div class="empty-state empty-state--small">
+          <i class="bi bi-receipt"></i>
+          <p>No quotation lines yet. Start with one service or product to preview the dense editor.</p>
+        </div>
+        {% endif %}
+      </article>
+
+      <article class="surface-card panel panel-agenda">
+        <div class="panel-head">
+          <div>
+            <span class="eyebrow">Agenda</span>
+            <h2>Meeting planning</h2>
+          </div>
+        </div>
+        <div class="agenda-list">
+          {% if workspace.next_meeting_at %}
+          <div class="agenda-item">
+            <div class="agenda-icon"><i class="bi bi-calendar-date"></i></div>
+            <div>
+              <strong>Next meeting</strong>
+              <p>{{ workspace.next_meeting_at|date:"D d M · H:i" }}{% if workspace.next_meeting_is_upcoming %} · upcoming{% endif %}</p>
+            </div>
+          </div>
+          {% endif %}
+          {% if upcoming_activities %}
+            {% for item in upcoming_activities|slice:":4" %}
+            <div class="agenda-item">
+              <div class="agenda-icon"><i class="bi bi-check2-square"></i></div>
+              <div>
+                <strong>{{ item.title }}</strong>
+                <p>{{ item.get_activity_type_display }} · {{ item.due_at|date:"d M H:i" }}</p>
+              </div>
+            </div>
+            {% endfor %}
+          {% else %}
+          <div class="empty-state empty-state--small">
+            <i class="bi bi-calendar2-week"></i>
+            <p>Add a call or meeting to keep the deal moving.</p>
+          </div>
+          {% endif %}
+        </div>
+      </article>
+
+      <article class="surface-card panel panel-activities">
+        <div class="panel-head">
+          <div>
+            <span class="eyebrow">Activities / Tasks</span>
+            <h2>Schedule the next action</h2>
+          </div>
+        </div>
+        <form method="post" action="{% url 'add_activity' workspace.pk %}" class="compact-form">
+          {% csrf_token %}
+          <div class="form-grid">
+            {% for field in activity_form %}
+            <div class="form-field {% if field.name == 'notes' %}form-field--full{% endif %}">
+              <label for="{{ field.id_for_label }}">{{ field.label }}</label>
+              {{ field }}
+              {% if field.errors %}<div class="field-error">{{ field.errors|join:', ' }}</div>{% endif %}
+            </div>
+            {% endfor %}
+          </div>
+          <div class="form-actions form-actions--inline">
+            <button type="submit" class="btn btn-dark-shell">Save activity</button>
+          </div>
+        </form>
+
+        {% if activities %}
+        <div class="activity-feed">
+          {% for item in activities %}
+          <div class="activity-row">
+            <div>
+              <strong>{{ item.title }}</strong>
+              <p>{{ item.get_activity_type_display }} · {{ item.due_at|date:"d M H:i" }}{% if item.owner %} · {{ item.owner }}{% endif %}</p>
+            </div>
+            <span class="stage-pill {% if item.is_done %}stage-won{% else %}stage-qualified{% endif %}">{% if item.is_done %}Done{% else %}Open{% endif %}</span>
+          </div>
+          {% endfor %}
+        </div>
+        {% else %}
+        <div class="empty-state empty-state--small">
+          <i class="bi bi-lightning-charge"></i>
+          <p>No activities yet. Add one to make the workspace actionable.</p>
+        </div>
+        {% endif %}
+      </article>
+    </section>
+  </main>
+</div>
+{% endblock %}
diff --git a/core/tests.py b/core/tests.py
index 7ce503c..eefa89e 100644
--- a/core/tests.py
+++ b/core/tests.py
@@ -1,3 +1,46 @@
 from django.test import TestCase
+from django.urls import reverse
+from django.utils import timezone
 
-# Create your tests here.
+from .models import SalesWorkspace
+
+
+class SalesWorkspaceFlowTests(TestCase):
+    def test_home_page_loads(self):
+        response = self.client.get(reverse("home"))
+        self.assertEqual(response.status_code, 200)
+        self.assertContains(response, "Compact sales workspace")
+
+    def test_create_workspace_redirects_to_detail(self):
+        payload = {
+            "workspace-customer_name": "Northwind BV",
+            "workspace-project_name": "Warehouse fit-out",
+            "workspace-project_number": "PRJ-001",
+            "workspace-zipcode": "1000 AA",
+            "workspace-address": "Harbor Street 10",
+            "workspace-city": "Amsterdam",
+            "workspace-contact_name": "Lotte",
+            "workspace-contact_email": "lotte@example.com",
+            "workspace-contact_phone": "+31000000",
+            "workspace-opportunity_title": "Prepare first quotation",
+            "workspace-estimated_value": "9800",
+            "workspace-layout_template": "customer360",
+            "workspace-summary": "Test summary",
+            "workspace-next_step": "Schedule visit",
+            "workspace-next_meeting_at": (timezone.now() + timedelta(days=1)).strftime("%Y-%m-%dT%H:%M"),
+        }
+        response = self.client.post(reverse("home"), payload)
+        workspace = SalesWorkspace.objects.get(customer_name="Northwind BV")
+        self.assertRedirects(response, reverse("workspace_detail", args=[workspace.pk]))
+        self.assertEqual(workspace.stage, SalesWorkspace.Stage.NEW)
+
+    def test_workspace_detail_shows_panels(self):
+        workspace = SalesWorkspace.objects.create(
+            customer_name="Northwind BV",
+            opportunity_title="Prepare first quotation",
+            estimated_value=10000,
+        )
+        response = self.client.get(reverse("workspace_detail", args=[workspace.pk]))
+        self.assertEqual(response.status_code, 200)
+        self.assertContains(response, "Quotations")
+        self.assertContains(response, workspace.customer_name)
diff --git a/core/urls.py b/core/urls.py
index 6299e3d..2a3cfc5 100644
--- a/core/urls.py
+++ b/core/urls.py
@@ -1,7 +1,11 @@
 from django.urls import path
 
-from .views import home
+from .views import add_activity, add_quote_line, home, update_stage, workspace_detail
 
 urlpatterns = [
     path("", home, name="home"),
+    path("workspaces/<int:pk>/", workspace_detail, name="workspace_detail"),
+    path("workspaces/<int:pk>/stage/", update_stage, name="update_stage"),
+    path("workspaces/<int:pk>/quote/", add_quote_line, name="add_quote_line"),
+    path("workspaces/<int:pk>/activity/", add_activity, name="add_activity"),
 ]
diff --git a/core/views.py b/core/views.py
index c9aed12..b291827 100644
--- a/core/views.py
+++ b/core/views.py
@@ -1,25 +1,148 @@
-import os
-import platform
-
-from django import get_version as django_version
-from django.shortcuts import render
+from django.contrib import messages
+from django.db.models import Q
+from django.shortcuts import get_object_or_404, redirect, render
 from django.utils import timezone
 
+from .forms import ActivityForm, QuoteLineForm, StageUpdateForm, WorkspaceIntakeForm
+from .models import SalesWorkspace
+
+
+def _base_shell_context():
+    return {
+        "project_name": "FlowDesk Sales",
+        "project_tagline": "Compact sales workspace for fast lead-to-quote execution",
+        "meta_description": (
+            "Single-screen sales workspace with compact navigation, opportunity tracking, "
+            "quotation drafting, projects, and agenda panels."
+        ),
+        "nav_items": [
+            {"icon": "bi-grid-1x2-fill", "label": "Workspace", "url": "/"},
+            {"icon": "bi-people-fill", "label": "Contacts", "url": "/"},
+            {"icon": "bi-graph-up-arrow", "label": "Opportunities", "url": "/"},
+            {"icon": "bi-receipt-cutoff", "label": "Quotations", "url": "/"},
+            {"icon": "bi-kanban-fill", "label": "Projects", "url": "/"},
+            {"icon": "bi-calendar3", "label": "Agenda", "url": "/"},
+            {"icon": "bi-shield-lock-fill", "label": "Admin", "url": "/admin/"},
+        ],
+    }
+
+
+def _workspace_queryset(query=None):
+    queryset = SalesWorkspace.objects.prefetch_related("quote_lines", "activities")
+    if query:
+        queryset = queryset.filter(
+            Q(customer_name__icontains=query)
+            | Q(project_name__icontains=query)
+            | Q(project_number__icontains=query)
+            | Q(zipcode__icontains=query)
+            | Q(address__icontains=query)
+            | Q(opportunity_title__icontains=query)
+        )
+    return queryset
+
 
 def home(request):
-    """Render the landing screen with loader and environment details."""
-    host_name = request.get_host().lower()
-    agent_brand = "AppWizzy" if host_name == "appwizzy.com" else "Flatlogic"
-    now = timezone.now()
+    query = request.GET.get("q", "").strip()
 
+    if request.method == "POST":
+        create_form = WorkspaceIntakeForm(request.POST, prefix="workspace")
+        if create_form.is_valid():
+            workspace = create_form.save(commit=False)
+            workspace.stage = SalesWorkspace.Stage.NEW
+            workspace.save()
+            if workspace.next_meeting_at:
+                workspace.activities.create(
+                    title="Initial meeting",
+                    activity_type="meeting",
+                    due_at=workspace.next_meeting_at,
+                    owner=workspace.contact_name or "Sales",
+                    notes="Auto-created from workspace intake.",
+                )
+            messages.success(request, f"{workspace.customer_name} workspace created.")
+            return redirect("workspace_detail", pk=workspace.pk)
+        messages.error(request, "Please review the highlighted fields and try again.")
+    else:
+        create_form = WorkspaceIntakeForm(prefix="workspace")
+
+    workspaces = list(_workspace_queryset(query)[:8])
+    upcoming_items = []
+    for workspace in workspaces:
+        upcoming_items.extend([item for item in workspace.activities.all() if not item.is_done])
+    upcoming_items.sort(key=lambda item: item.due_at)
+
+    all_workspaces = _workspace_queryset()
+    active_workspaces = [item for item in all_workspaces if item.stage not in {SalesWorkspace.Stage.WON, SalesWorkspace.Stage.LOST}]
     context = {
-        "project_name": "New Style",
-        "agent_brand": agent_brand,
-        "django_version": django_version(),
-        "python_version": platform.python_version(),
-        "current_time": now,
-        "host_name": host_name,
-        "project_description": os.getenv("PROJECT_DESCRIPTION", ""),
-        "project_image_url": os.getenv("PROJECT_IMAGE_URL", ""),
+        **_base_shell_context(),
+        "meta_title": "FlowDesk Sales Workspace",
+        "search_query": query,
+        "create_form": create_form,
+        "workspaces": workspaces,
+        "workspace_count": all_workspaces.count(),
+        "active_count": len(active_workspaces),
+        "won_count": sum(1 for item in all_workspaces if item.stage == SalesWorkspace.Stage.WON),
+        "pipeline_total": sum((item.estimated_value for item in active_workspaces), 0),
+        "upcoming_items": upcoming_items[:5],
+        "stage_choices": SalesWorkspace.Stage.choices,
+        "layout_choices": SalesWorkspace.LayoutTemplate.choices,
     }
     return render(request, "core/index.html", context)
+
+
+def workspace_detail(request, pk):
+    workspace = get_object_or_404(_workspace_queryset(), pk=pk)
+    context = {
+        **_base_shell_context(),
+        "meta_title": f"{workspace.customer_name} · Workspace",
+        "meta_description": f"Compact sales workspace for {workspace.customer_name} and project {workspace.project_name or workspace.project_number or workspace.opportunity_title}.",
+        "workspace": workspace,
+        "stage_form": StageUpdateForm(prefix="stage", current_stage=workspace.stage),
+        "quote_form": QuoteLineForm(prefix="quote"),
+        "activity_form": ActivityForm(prefix="activity"),
+        "quote_lines": workspace.quote_lines.all(),
+        "activities": workspace.activities.all(),
+        "upcoming_activities": [item for item in workspace.activities.all() if not item.is_done],
+        "completed_activities": [item for item in workspace.activities.all() if item.is_done],
+    }
+    return render(request, "core/workspace_detail.html", context)
+
+
+def update_stage(request, pk):
+    workspace = get_object_or_404(SalesWorkspace, pk=pk)
+    form = StageUpdateForm(request.POST, prefix="stage", current_stage=workspace.stage)
+    if request.method == "POST" and form.is_valid():
+        workspace.stage = form.cleaned_data["stage"]
+        workspace.save(update_fields=["stage", "updated_at"])
+        messages.success(request, f"Stage updated to {workspace.get_stage_display()}.")
+    else:
+        messages.error(request, "Could not update the stage. Please choose a valid value.")
+    return redirect("workspace_detail", pk=workspace.pk)
+
+
+def add_quote_line(request, pk):
+    workspace = get_object_or_404(SalesWorkspace, pk=pk)
+    form = QuoteLineForm(request.POST, prefix="quote")
+    if request.method == "POST" and form.is_valid():
+        quote_line = form.save(commit=False)
+        quote_line.workspace = workspace
+        quote_line.save()
+        if workspace.stage in {SalesWorkspace.Stage.NEW, SalesWorkspace.Stage.QUALIFIED}:
+            workspace.stage = SalesWorkspace.Stage.PROPOSAL
+            workspace.save(update_fields=["stage", "updated_at"])
+        messages.success(request, f"Added quote line: {quote_line.product_name}.")
+    else:
+        messages.error(request, "Please correct the quote line fields and try again.")
+    return redirect("workspace_detail", pk=workspace.pk)
+
+
+def add_activity(request, pk):
+    workspace = get_object_or_404(SalesWorkspace, pk=pk)
+    form = ActivityForm(request.POST, prefix="activity")
+    if request.method == "POST" and form.is_valid():
+        activity = form.save(commit=False)
+        activity.workspace = workspace
+        activity.save()
+        messages.success(request, f"Activity scheduled: {activity.title}.")
+    else:
+        messages.error(request, "Please correct the activity fields and try again.")
+    return redirect("workspace_detail", pk=workspace.pk)
diff --git a/static/css/custom.css b/static/css/custom.css
index 925f6ed..fc38fd5 100644
--- a/static/css/custom.css
+++ b/static/css/custom.css
@@ -1,4 +1,932 @@
-/* Custom styles for the application */
-body {
-    font-family: system-ui, -apple-system, sans-serif;
+/* FlowDesk Sales custom UI */
+:root {
+    --fd-bg: #edf4f6;
+    --fd-bg-deep: #0f172a;
+    --fd-surface: rgba(255, 255, 255, 0.84);
+    --fd-surface-strong: #ffffff;
+    --fd-text: #102133;
+    --fd-muted: #5f7187;
+    --fd-border: rgba(15, 23, 42, 0.08);
+    --fd-primary: #0f766e;
+    --fd-secondary: #14b8a6;
+    --fd-accent: #f97316;
+    --fd-accent-soft: rgba(249, 115, 22, 0.16);
+    --fd-warning: #f59e0b;
+    --fd-success: #10b981;
+    --fd-danger: #ef4444;
+    --fd-shadow: 0 30px 60px rgba(15, 23, 42, 0.12);
+    --fd-radius-xl: 28px;
+    --fd-radius-lg: 22px;
+    --fd-radius-md: 16px;
+    --fd-radius-sm: 12px;
+}
+
+* {
+    box-sizing: border-box;
+}
+
+html,
+body {
+    height: 100%;
+}
+
+body {
+    margin: 0;
+    font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
+    color: var(--fd-text);
+    background:
+        radial-gradient(circle at top left, rgba(20, 184, 166, 0.22), transparent 24%),
+        radial-gradient(circle at top right, rgba(249, 115, 22, 0.12), transparent 20%),
+        linear-gradient(160deg, #f8fbfc 0%, #edf4f6 45%, #e8eef4 100%);
+    overflow: hidden;
+}
+
+a {
+    color: inherit;
+    text-decoration: none;
+}
+
+h1,
+h2,
+h3,
+h4,
+.brand-mark__core {
+    font-family: 'Manrope', 'Inter', sans-serif;
+    letter-spacing: -0.03em;
+}
+
+.app-shell {
+    min-height: 100vh;
+    display: grid;
+    grid-template-columns: 88px minmax(0, 1fr);
+}
+
+.app-sidebar {
+    position: relative;
+    padding: 24px 18px;
+    background: rgba(10, 15, 25, 0.95);
+    display: flex;
+    flex-direction: column;
+    align-items: center;
+    gap: 28px;
+    border-right: 1px solid rgba(255, 255, 255, 0.06);
+}
+
+.brand-mark {
+    width: 52px;
+    height: 52px;
+    border-radius: 18px;
+    display: grid;
+    place-items: center;
+    color: white;
+    background: linear-gradient(135deg, var(--fd-secondary), var(--fd-primary));
+    box-shadow: 0 16px 30px rgba(20, 184, 166, 0.3);
+}
+
+.brand-mark__core {
+    font-size: 1.35rem;
+    font-weight: 800;
+}
+
+.sidebar-nav {
+    display: flex;
+    flex-direction: column;
+    gap: 10px;
+    width: 100%;
+    align-items: center;
+}
+
+.sidebar-link {
+    width: 52px;
+    height: 52px;
+    border-radius: 16px;
+    display: grid;
+    place-items: center;
+    color: rgba(255, 255, 255, 0.76);
+    font-size: 1.1rem;
+    position: relative;
+    transition: transform 0.2s ease, background 0.2s ease, color 0.2s ease;
+}
+
+.sidebar-link:hover,
+.sidebar-link:focus-visible,
+.sidebar-link.is-active {
+    color: #fff;
+    background: rgba(255, 255, 255, 0.1);
+    transform: translateY(-1px);
+    outline: none;
+}
+
+.sidebar-link::after {
+    content: attr(data-label);
+    position: absolute;
+    left: 62px;
+    padding: 8px 12px;
+    border-radius: 999px;
+    background: rgba(10, 15, 25, 0.94);
+    color: #fff;
+    font-size: 0.83rem;
+    line-height: 1;
+    opacity: 0;
+    transform: translateX(-6px);
+    pointer-events: none;
+    transition: 0.2s ease;
+    white-space: nowrap;
+}
+
+.sidebar-link:hover::after,
+.sidebar-link:focus-visible::after {
+    opacity: 1;
+    transform: translateX(0);
+}
+
+.app-main {
+    padding: 24px 28px 28px;
+    overflow: auto;
+    display: grid;
+    gap: 20px;
+    align-content: start;
+}
+
+.hero-panel,
+.surface-card,
+.search-card,
+.stat-card,
+.detail-topbar {
+    border: 1px solid var(--fd-border);
+    box-shadow: var(--fd-shadow);
+}
+
+.hero-panel {
+    position: relative;
+    overflow: hidden;
+    display: grid;
+    grid-template-columns: minmax(0, 1.3fr) minmax(280px, 0.9fr);
+    gap: 16px;
+    padding: 32px;
+    border-radius: var(--fd-radius-xl);
+    background: linear-gradient(135deg, rgba(15, 118, 110, 0.96), rgba(10, 15, 25, 0.98));
+    color: white;
+}
+
+.hero-panel::before {
+    content: '';
+    position: absolute;
+    inset: auto auto -60px -60px;
+    width: 220px;
+    height: 220px;
+    border-radius: 50%;
+    background: radial-gradient(circle, rgba(255, 255, 255, 0.22), transparent 64%);
+}
+
+.hero-copy {
+    position: relative;
+    z-index: 1;
+}
+
+.eyebrow {
+    display: inline-flex;
+    align-items: center;
+    gap: 8px;
+    font-size: 0.78rem;
+    letter-spacing: 0.14em;
+    text-transform: uppercase;
+    color: var(--fd-secondary);
+    font-weight: 700;
+}
+
+.hero-panel .eyebrow {
+    color: rgba(255, 255, 255, 0.72);
+}
+
+.hero-copy h1,
+.detail-topbar h1 {
+    margin: 10px 0 12px;
+    font-size: clamp(2rem, 3vw, 3.5rem);
+    line-height: 1.02;
+}
+
+.hero-copy h1 span {
+    color: #a7f3d0;
+}
+
+.hero-copy p,
+.detail-topbar p,
+.stat-card p,
+.template-tile p,
+.empty-state p,
+.form-actions p,
+.workspace-row__meta,
+.agenda-item p,
+.activity-row p {
+    color: rgba(255, 255, 255, 0.8);
+}
+
+.hero-copy p {
+    max-width: 720px;
+    font-size: 1rem;
+    margin-bottom: 0;
+}
+
+.hero-actions {
+    display: flex;
+    gap: 12px;
+    flex-wrap: wrap;
+    margin-top: 24px;
+}
+
+.hero-visual {
+    position: relative;
+    min-height: 220px;
+}
+
+.shape {
+    position: absolute;
+    border-radius: 28px;
+    backdrop-filter: blur(18px);
+}
+
+.shape-sphere {
+    width: 142px;
+    height: 142px;
+    top: 6px;
+    right: 40px;
+    border-radius: 50%;
+    background: radial-gradient(circle at 32% 32%, rgba(255, 255, 255, 0.95), rgba(20, 184, 166, 0.18) 45%, rgba(255, 255, 255, 0.08) 72%);
+    box-shadow: inset -20px -20px 42px rgba(255, 255, 255, 0.06);
+}
+
+.shape-card {
+    width: 240px;
+    height: 170px;
+    right: 20px;
+    bottom: 14px;
+    padding: 18px;
+    background: rgba(255, 255, 255, 0.12);
+    border: 1px solid rgba(255, 255, 255, 0.18);
+}
+
+.mini-bar {
+    height: 14px;
+    width: 110px;
+    border-radius: 999px;
+    margin-bottom: 20px;
+    background: linear-gradient(90deg, rgba(255,255,255,0.9), rgba(255,255,255,0.35));
+}
+
+.mini-grid {
+    display: grid;
+    grid-template-columns: repeat(2, 1fr);
+    gap: 12px;
+}
+
+.mini-grid span {
+    display: block;
+    height: 46px;
+    border-radius: 14px;
+    background: rgba(255, 255, 255, 0.14);
+}
+
+.shape-cylinder {
+    width: 84px;
+    height: 150px;
+    left: 20px;
+    bottom: 4px;
+    border-radius: 999px;
+    background: linear-gradient(180deg, rgba(249, 115, 22, 0.95), rgba(249, 115, 22, 0.16));
+}
+
+.top-toolbar,
+.detail-toolbar {
+    display: flex;
+    gap: 14px;
+    align-items: center;
+    justify-content: space-between;
+}
+
+.search-card {
+    display: flex;
+    gap: 14px;
+    align-items: center;
+    border-radius: var(--fd-radius-lg);
+    background: rgba(255, 255, 255, 0.72);
+    padding: 12px;
+    flex: 1;
+}
+
+.search-card--static {
+    padding: 10px 12px;
+}
+
+.search-field-wrap {
+    flex: 1;
+    display: flex;
+    align-items: center;
+    gap: 12px;
+    padding: 0 10px;
+    border-radius: 14px;
+    background: rgba(15, 23, 42, 0.04);
+}
+
+.search-field-wrap i {
+    color: var(--fd-muted);
+}
+
+.search-field {
+    width: 100%;
+    border: 0;
+    padding: 12px 0;
+    background: transparent;
+    color: var(--fd-text);
+    font-size: 0.98rem;
+}
+
+.search-field:focus {
+    outline: none;
+}
+
+.admin-pill,
+.section-chip,
+.stage-pill {
+    display: inline-flex;
+    align-items: center;
+    justify-content: center;
+    gap: 8px;
+    border-radius: 999px;
+    padding: 10px 14px;
+    font-size: 0.82rem;
+    font-weight: 700;
+}
+
+.admin-pill {
+    background: rgba(15, 23, 42, 0.94);
+    color: #fff;
+}
+
+.stats-grid,
+.content-grid {
+    display: grid;
+    grid-template-columns: repeat(12, minmax(0, 1fr));
+    gap: 18px;
+}
+
+.stat-card {
+    grid-column: span 3;
+    padding: 22px;
+    border-radius: 24px;
+    background: rgba(255, 255, 255, 0.72);
+}
+
+.stat-card strong {
+    display: block;
+    margin: 10px 0 8px;
+    font-size: 2rem;
+    font-family: 'Manrope', sans-serif;
+}
+
+.stat-label {
+    color: var(--fd-muted);
+    font-size: 0.82rem;
+    font-weight: 700;
+    letter-spacing: 0.08em;
+    text-transform: uppercase;
+}
+
+.stat-card p,
+.template-tile p,
+.empty-state p,
+.form-actions p,
+.workspace-row__meta,
+.agenda-item p,
+.activity-row p,
+.detail-topbar p,
+.info-row span,
+.summary-box {
+    color: var(--fd-muted);
+}
+
+.stat-card--accent {
+    background: linear-gradient(135deg, rgba(249, 115, 22, 0.96), rgba(255, 149, 60, 0.94));
+    color: white;
+}
+
+.stat-card--accent .stat-label,
+.stat-card--accent p {
+    color: rgba(255, 255, 255, 0.85);
+}
+
+.surface-card {
+    padding: 24px;
+    border-radius: var(--fd-radius-xl);
+    background: var(--fd-surface);
+    backdrop-filter: blur(22px);
+}
+
+.template-card-list {
+    grid-column: span 4;
+}
+
+.create-card {
+    grid-column: span 8;
+}
+
+.list-card {
+    grid-column: span 7;
+}
+
+.agenda-card {
+    grid-column: span 5;
+}
+
+.section-heading,
+.panel-head {
+    display: flex;
+    justify-content: space-between;
+    gap: 16px;
+    align-items: flex-start;
+    margin-bottom: 18px;
+}
+
+.section-heading h2,
+.panel-head h2 {
+    margin: 6px 0 0;
+    font-size: 1.5rem;
+}
+
+.section-chip {
+    background: rgba(20, 184, 166, 0.12);
+    color: var(--fd-primary);
+}
+
+.template-list,
+.agenda-list,
+.activity-feed {
+    display: grid;
+    gap: 12px;
+}
+
+.template-tile,
+.agenda-item,
+.activity-row,
+.workspace-row {
+    display: flex;
+    gap: 14px;
+    align-items: center;
+    justify-content: space-between;
+    border-radius: 18px;
+    padding: 16px;
+    background: rgba(255, 255, 255, 0.88);
+    border: 1px solid rgba(15, 23, 42, 0.06);
+}
+
+.template-icon,
+.agenda-icon {
+    width: 44px;
+    height: 44px;
+    border-radius: 14px;
+    display: grid;
+    place-items: center;
+    background: rgba(20, 184, 166, 0.12);
+    color: var(--fd-primary);
+    flex-shrink: 0;
+}
+
+.workspace-form,
+.compact-form {
+    display: grid;
+    gap: 18px;
+}
+
+.form-grid {
+    display: grid;
+    grid-template-columns: repeat(12, minmax(0, 1fr));
+    gap: 14px;
+}
+
+.form-grid--quote .form-field {
+    grid-column: span 3;
+}
+
+.form-field {
+    grid-column: span 4;
+    display: grid;
+    gap: 8px;
+}
+
+.form-field--wide {
+    grid-column: span 6;
+}
+
+.form-field--full {
+    grid-column: 1 / -1;
+}
+
+.form-field label,
+.compact-form__field label {
+    font-size: 0.84rem;
+    font-weight: 700;
+    color: var(--fd-text);
+}
+
+.workspace-input {
+    border: 1px solid rgba(15, 23, 42, 0.1);
+    border-radius: 14px;
+    padding: 0.76rem 0.95rem;
+    background: rgba(255, 255, 255, 0.96);
+    color: var(--fd-text);
+}
+
+.workspace-input:focus {
+    border-color: rgba(20, 184, 166, 0.8);
+    box-shadow: 0 0 0 0.24rem rgba(20, 184, 166, 0.14);
+}
+
+.field-error {
+    color: var(--fd-danger);
+    font-size: 0.82rem;
+}
+
+.form-actions {
+    display: flex;
+    justify-content: space-between;
+    gap: 16px;
+    align-items: center;
+    flex-wrap: wrap;
+}
+
+.form-actions--inline {
+    justify-content: flex-start;
+}
+
+.btn {
+    border-radius: 14px;
+    border: none;
+    padding: 0.85rem 1.2rem;
+    font-weight: 700;
+    transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
+}
+
+.btn:hover,
+.btn:focus-visible {
+    transform: translateY(-1px);
+}
+
+.btn-accent {
+    color: white;
+    background: linear-gradient(135deg, var(--fd-accent), #fb923c);
+    box-shadow: 0 16px 24px rgba(249, 115, 22, 0.24);
+}
+
+.btn-ghost {
+    color: white;
+    background: rgba(255, 255, 255, 0.08);
+    border: 1px solid rgba(255, 255, 255, 0.16);
+}
+
+.btn-dark-shell {
+    color: white;
+    background: linear-gradient(135deg, #172033, #0f172a);
+    box-shadow: 0 10px 18px rgba(15, 23, 42, 0.18);
+}
+
+.workspace-list {
+    display: grid;
+    gap: 12px;
+}
+
+.workspace-row__title {
+    font-weight: 800;
+    font-size: 1.02rem;
+}
+
+.workspace-row__side {
+    display: grid;
+    justify-items: end;
+    gap: 8px;
+    flex-shrink: 0;
+}
+
+.empty-state {
+    min-height: 220px;
+    display: grid;
+    place-items: center;
+    text-align: center;
+    gap: 8px;
+    border-radius: 22px;
+    background: rgba(255, 255, 255, 0.58);
+    border: 1px dashed rgba(15, 23, 42, 0.14);
+    padding: 20px;
+}
+
+.empty-state i {
+    font-size: 1.7rem;
+    color: var(--fd-primary);
+}
+
+.empty-state--small {
+    min-height: 120px;
+}
+
+.message-stack {
+    display: grid;
+    gap: 10px;
+}
+
+.custom-alert {
+    margin: 0;
+    border-radius: 16px;
+    border: 0;
+    padding: 14px 16px;
+}
+
+.alert-success {
+    background: rgba(16, 185, 129, 0.14);
+    color: #0d7a55;
+}
+
+.alert-error {
+    background: rgba(239, 68, 68, 0.12);
+    color: #b91c1c;
+}
+
+.detail-topbar {
+    display: flex;
+    justify-content: space-between;
+    gap: 18px;
+    align-items: end;
+    padding: 24px 28px;
+    border-radius: var(--fd-radius-xl);
+    background: rgba(255, 255, 255, 0.72);
+}
+
+.back-link {
+    display: inline-flex;
+    align-items: center;
+    gap: 8px;
+    color: var(--fd-primary);
+    font-weight: 700;
+}
+
+.detail-meta {
+    display: flex;
+    flex-direction: column;
+    gap: 10px;
+    align-items: flex-end;
+}
+
+.detail-value {
+    font-family: 'Manrope', sans-serif;
+    font-size: 2.1rem;
+    font-weight: 800;
+}
+
+.workspace-grid {
+    display: grid;
+    grid-template-columns: repeat(12, minmax(0, 1fr));
+    gap: 18px;
+}
+
+.panel {
+    min-height: 260px;
+    overflow: hidden;
+}
+
+.panel-opportunity {
+    grid-column: span 4;
+}
+
+.panel-projects {
+    grid-column: span 3;
+}
+
+.panel-quote {
+    grid-column: span 5;
+}
+
+.panel-agenda {
+    grid-column: span 4;
+}
+
+.panel-activities {
+    grid-column: span 8;
+}
+
+.template-quotation_focus .panel-quote {
+    grid-column: span 8;
+}
+
+.template-quotation_focus .panel-projects {
+    grid-column: span 4;
+}
+
+.template-planning .panel-agenda {
+    grid-column: span 5;
+}
+
+.template-planning .panel-activities {
+    grid-column: span 7;
+}
+
+.info-stack {
+    display: grid;
+    gap: 10px;
+}
+
+.info-row {
+    display: flex;
+    align-items: center;
+    justify-content: space-between;
+    gap: 16px;
+    padding: 12px 14px;
+    border-radius: 16px;
+    background: rgba(255, 255, 255, 0.72);
+}
+
+.info-row strong {
+    text-align: right;
+}
+
+.summary-box {
+    border-radius: 18px;
+    background: rgba(15, 118, 110, 0.08);
+    padding: 16px;
+}
+
+.compact-form--inline {
+    grid-template-columns: 1fr auto;
+    align-items: end;
+}
+
+.compact-form__field {
+    display: grid;
+    gap: 8px;
+}
+
+.panel-action {
+    border: 0;
+    background: rgba(15, 23, 42, 0.04);
+    border-radius: 999px;
+    padding: 8px 12px;
+    color: var(--fd-muted);
+    font-weight: 700;
+}
+
+.quote-table-wrap {
+    overflow: auto;
+    border-radius: 18px;
+    border: 1px solid rgba(15, 23, 42, 0.08);
+}
+
+.quote-table {
+    margin: 0;
+}
+
+.quote-table thead th {
+    background: rgba(15, 23, 42, 0.03);
+    color: var(--fd-muted);
+    font-size: 0.78rem;
+    text-transform: uppercase;
+    letter-spacing: 0.08em;
+    border-bottom: 0;
+}
+
+.quote-table tbody td {
+    vertical-align: middle;
+    color: var(--fd-text);
+    border-color: rgba(15, 23, 42, 0.06);
+}
+
+.quote-total {
+    display: flex;
+    justify-content: space-between;
+    align-items: center;
+    padding: 16px 4px 0;
+    font-weight: 700;
+}
+
+.activity-row {
+    align-items: flex-start;
+}
+
+.stage-pill {
+    padding: 8px 12px;
+}
+
+.stage-new {
+    background: rgba(20, 184, 166, 0.12);
+    color: var(--fd-primary);
+}
+
+.stage-qualified {
+    background: rgba(14, 165, 233, 0.14);
+    color: #0369a1;
+}
+
+.stage-proposal {
+    background: rgba(245, 158, 11, 0.18);
+    color: #b45309;
+}
+
+.stage-negotiation {
+    background: rgba(249, 115, 22, 0.18);
+    color: #c2410c;
+}
+
+.stage-won {
+    background: rgba(16, 185, 129, 0.14);
+    color: #047857;
+}
+
+.stage-lost {
+    background: rgba(239, 68, 68, 0.12);
+    color: #b91c1c;
+}
+
+@media (max-width: 1199px) {
+    body {
+        overflow: auto;
+    }
+
+    .stats-grid .stat-card,
+    .template-card-list,
+    .create-card,
+    .list-card,
+    .agenda-card,
+    .panel-opportunity,
+    .panel-projects,
+    .panel-quote,
+    .panel-agenda,
+    .panel-activities {
+        grid-column: span 12;
+    }
+}
+
+@media (max-width: 991px) {
+    .app-shell {
+        grid-template-columns: 1fr;
+    }
+
+    .app-sidebar {
+        position: sticky;
+        top: 0;
+        z-index: 20;
+        flex-direction: row;
+        justify-content: space-between;
+        padding: 16px 20px;
+    }
+
+    .sidebar-nav {
+        flex-direction: row;
+        justify-content: center;
+        overflow: auto;
+    }
+
+    .sidebar-link::after {
+        display: none;
+    }
+
+    .hero-panel,
+    .detail-topbar {
+        grid-template-columns: 1fr;
+    }
+
+    .top-toolbar,
+    .detail-toolbar,
+    .search-card,
+    .form-actions,
+    .compact-form--inline,
+    .detail-topbar {
+        flex-direction: column;
+        align-items: stretch;
+    }
+
+    .form-field,
+    .form-field--wide,
+    .form-field--full,
+    .form-grid--quote .form-field {
+        grid-column: span 12;
+    }
+
+    .app-main {
+        padding: 18px;
+    }
+}
+
+@media (max-width: 575px) {
+    .hero-panel,
+    .surface-card,
+    .detail-topbar {
+        padding: 20px;
+        border-radius: 22px;
+    }
+
+    .hero-copy h1,
+    .detail-topbar h1 {
+        font-size: 1.85rem;
+    }
+
+    .sidebar-link {
+        width: 46px;
+        height: 46px;
+    }
 }
diff --git a/staticfiles/css/custom.css b/staticfiles/css/custom.css
index 108056f..fc38fd5 100644
--- a/staticfiles/css/custom.css
+++ b/staticfiles/css/custom.css
@@ -1,21 +1,932 @@
-
+/* FlowDesk Sales custom UI */
 :root {
-    --bg-color-start: #6a11cb;
-    --bg-color-end: #2575fc;
-    --text-color: #ffffff;
-    --card-bg-color: rgba(255, 255, 255, 0.01);
-    --card-border-color: rgba(255, 255, 255, 0.1);
+    --fd-bg: #edf4f6;
+    --fd-bg-deep: #0f172a;
+    --fd-surface: rgba(255, 255, 255, 0.84);
+    --fd-surface-strong: #ffffff;
+    --fd-text: #102133;
+    --fd-muted: #5f7187;
+    --fd-border: rgba(15, 23, 42, 0.08);
+    --fd-primary: #0f766e;
+    --fd-secondary: #14b8a6;
+    --fd-accent: #f97316;
+    --fd-accent-soft: rgba(249, 115, 22, 0.16);
+    --fd-warning: #f59e0b;
+    --fd-success: #10b981;
+    --fd-danger: #ef4444;
+    --fd-shadow: 0 30px 60px rgba(15, 23, 42, 0.12);
+    --fd-radius-xl: 28px;
+    --fd-radius-lg: 22px;
+    --fd-radius-md: 16px;
+    --fd-radius-sm: 12px;
 }
+
+* {
+    box-sizing: border-box;
+}
+
+html,
+body {
+    height: 100%;
+}
+
 body {
     margin: 0;
-    font-family: 'Inter', sans-serif;
-    background: linear-gradient(45deg, var(--bg-color-start), var(--bg-color-end));
-    color: var(--text-color);
-    display: flex;
-    justify-content: center;
-    align-items: center;
-    min-height: 100vh;
-    text-align: center;
+    font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
+    color: var(--fd-text);
+    background:
+        radial-gradient(circle at top left, rgba(20, 184, 166, 0.22), transparent 24%),
+        radial-gradient(circle at top right, rgba(249, 115, 22, 0.12), transparent 20%),
+        linear-gradient(160deg, #f8fbfc 0%, #edf4f6 45%, #e8eef4 100%);
     overflow: hidden;
-    position: relative;
+}
+
+a {
+    color: inherit;
+    text-decoration: none;
+}
+
+h1,
+h2,
+h3,
+h4,
+.brand-mark__core {
+    font-family: 'Manrope', 'Inter', sans-serif;
+    letter-spacing: -0.03em;
+}
+
+.app-shell {
+    min-height: 100vh;
+    display: grid;
+    grid-template-columns: 88px minmax(0, 1fr);
+}
+
+.app-sidebar {
+    position: relative;
+    padding: 24px 18px;
+    background: rgba(10, 15, 25, 0.95);
+    display: flex;
+    flex-direction: column;
+    align-items: center;
+    gap: 28px;
+    border-right: 1px solid rgba(255, 255, 255, 0.06);
+}
+
+.brand-mark {
+    width: 52px;
+    height: 52px;
+    border-radius: 18px;
+    display: grid;
+    place-items: center;
+    color: white;
+    background: linear-gradient(135deg, var(--fd-secondary), var(--fd-primary));
+    box-shadow: 0 16px 30px rgba(20, 184, 166, 0.3);
+}
+
+.brand-mark__core {
+    font-size: 1.35rem;
+    font-weight: 800;
+}
+
+.sidebar-nav {
+    display: flex;
+    flex-direction: column;
+    gap: 10px;
+    width: 100%;
+    align-items: center;
+}
+
+.sidebar-link {
+    width: 52px;
+    height: 52px;
+    border-radius: 16px;
+    display: grid;
+    place-items: center;
+    color: rgba(255, 255, 255, 0.76);
+    font-size: 1.1rem;
+    position: relative;
+    transition: transform 0.2s ease, background 0.2s ease, color 0.2s ease;
+}
+
+.sidebar-link:hover,
+.sidebar-link:focus-visible,
+.sidebar-link.is-active {
+    color: #fff;
+    background: rgba(255, 255, 255, 0.1);
+    transform: translateY(-1px);
+    outline: none;
+}
+
+.sidebar-link::after {
+    content: attr(data-label);
+    position: absolute;
+    left: 62px;
+    padding: 8px 12px;
+    border-radius: 999px;
+    background: rgba(10, 15, 25, 0.94);
+    color: #fff;
+    font-size: 0.83rem;
+    line-height: 1;
+    opacity: 0;
+    transform: translateX(-6px);
+    pointer-events: none;
+    transition: 0.2s ease;
+    white-space: nowrap;
+}
+
+.sidebar-link:hover::after,
+.sidebar-link:focus-visible::after {
+    opacity: 1;
+    transform: translateX(0);
+}
+
+.app-main {
+    padding: 24px 28px 28px;
+    overflow: auto;
+    display: grid;
+    gap: 20px;
+    align-content: start;
+}
+
+.hero-panel,
+.surface-card,
+.search-card,
+.stat-card,
+.detail-topbar {
+    border: 1px solid var(--fd-border);
+    box-shadow: var(--fd-shadow);
+}
+
+.hero-panel {
+    position: relative;
+    overflow: hidden;
+    display: grid;
+    grid-template-columns: minmax(0, 1.3fr) minmax(280px, 0.9fr);
+    gap: 16px;
+    padding: 32px;
+    border-radius: var(--fd-radius-xl);
+    background: linear-gradient(135deg, rgba(15, 118, 110, 0.96), rgba(10, 15, 25, 0.98));
+    color: white;
+}
+
+.hero-panel::before {
+    content: '';
+    position: absolute;
+    inset: auto auto -60px -60px;
+    width: 220px;
+    height: 220px;
+    border-radius: 50%;
+    background: radial-gradient(circle, rgba(255, 255, 255, 0.22), transparent 64%);
+}
+
+.hero-copy {
+    position: relative;
+    z-index: 1;
+}
+
+.eyebrow {
+    display: inline-flex;
+    align-items: center;
+    gap: 8px;
+    font-size: 0.78rem;
+    letter-spacing: 0.14em;
+    text-transform: uppercase;
+    color: var(--fd-secondary);
+    font-weight: 700;
+}
+
+.hero-panel .eyebrow {
+    color: rgba(255, 255, 255, 0.72);
+}
+
+.hero-copy h1,
+.detail-topbar h1 {
+    margin: 10px 0 12px;
+    font-size: clamp(2rem, 3vw, 3.5rem);
+    line-height: 1.02;
+}
+
+.hero-copy h1 span {
+    color: #a7f3d0;
+}
+
+.hero-copy p,
+.detail-topbar p,
+.stat-card p,
+.template-tile p,
+.empty-state p,
+.form-actions p,
+.workspace-row__meta,
+.agenda-item p,
+.activity-row p {
+    color: rgba(255, 255, 255, 0.8);
+}
+
+.hero-copy p {
+    max-width: 720px;
+    font-size: 1rem;
+    margin-bottom: 0;
+}
+
+.hero-actions {
+    display: flex;
+    gap: 12px;
+    flex-wrap: wrap;
+    margin-top: 24px;
+}
+
+.hero-visual {
+    position: relative;
+    min-height: 220px;
+}
+
+.shape {
+    position: absolute;
+    border-radius: 28px;
+    backdrop-filter: blur(18px);
+}
+
+.shape-sphere {
+    width: 142px;
+    height: 142px;
+    top: 6px;
+    right: 40px;
+    border-radius: 50%;
+    background: radial-gradient(circle at 32% 32%, rgba(255, 255, 255, 0.95), rgba(20, 184, 166, 0.18) 45%, rgba(255, 255, 255, 0.08) 72%);
+    box-shadow: inset -20px -20px 42px rgba(255, 255, 255, 0.06);
+}
+
+.shape-card {
+    width: 240px;
+    height: 170px;
+    right: 20px;
+    bottom: 14px;
+    padding: 18px;
+    background: rgba(255, 255, 255, 0.12);
+    border: 1px solid rgba(255, 255, 255, 0.18);
+}
+
+.mini-bar {
+    height: 14px;
+    width: 110px;
+    border-radius: 999px;
+    margin-bottom: 20px;
+    background: linear-gradient(90deg, rgba(255,255,255,0.9), rgba(255,255,255,0.35));
+}
+
+.mini-grid {
+    display: grid;
+    grid-template-columns: repeat(2, 1fr);
+    gap: 12px;
+}
+
+.mini-grid span {
+    display: block;
+    height: 46px;
+    border-radius: 14px;
+    background: rgba(255, 255, 255, 0.14);
+}
+
+.shape-cylinder {
+    width: 84px;
+    height: 150px;
+    left: 20px;
+    bottom: 4px;
+    border-radius: 999px;
+    background: linear-gradient(180deg, rgba(249, 115, 22, 0.95), rgba(249, 115, 22, 0.16));
+}
+
+.top-toolbar,
+.detail-toolbar {
+    display: flex;
+    gap: 14px;
+    align-items: center;
+    justify-content: space-between;
+}
+
+.search-card {
+    display: flex;
+    gap: 14px;
+    align-items: center;
+    border-radius: var(--fd-radius-lg);
+    background: rgba(255, 255, 255, 0.72);
+    padding: 12px;
+    flex: 1;
+}
+
+.search-card--static {
+    padding: 10px 12px;
+}
+
+.search-field-wrap {
+    flex: 1;
+    display: flex;
+    align-items: center;
+    gap: 12px;
+    padding: 0 10px;
+    border-radius: 14px;
+    background: rgba(15, 23, 42, 0.04);
+}
+
+.search-field-wrap i {
+    color: var(--fd-muted);
+}
+
+.search-field {
+    width: 100%;
+    border: 0;
+    padding: 12px 0;
+    background: transparent;
+    color: var(--fd-text);
+    font-size: 0.98rem;
+}
+
+.search-field:focus {
+    outline: none;
+}
+
+.admin-pill,
+.section-chip,
+.stage-pill {
+    display: inline-flex;
+    align-items: center;
+    justify-content: center;
+    gap: 8px;
+    border-radius: 999px;
+    padding: 10px 14px;
+    font-size: 0.82rem;
+    font-weight: 700;
+}
+
+.admin-pill {
+    background: rgba(15, 23, 42, 0.94);
+    color: #fff;
+}
+
+.stats-grid,
+.content-grid {
+    display: grid;
+    grid-template-columns: repeat(12, minmax(0, 1fr));
+    gap: 18px;
+}
+
+.stat-card {
+    grid-column: span 3;
+    padding: 22px;
+    border-radius: 24px;
+    background: rgba(255, 255, 255, 0.72);
+}
+
+.stat-card strong {
+    display: block;
+    margin: 10px 0 8px;
+    font-size: 2rem;
+    font-family: 'Manrope', sans-serif;
+}
+
+.stat-label {
+    color: var(--fd-muted);
+    font-size: 0.82rem;
+    font-weight: 700;
+    letter-spacing: 0.08em;
+    text-transform: uppercase;
+}
+
+.stat-card p,
+.template-tile p,
+.empty-state p,
+.form-actions p,
+.workspace-row__meta,
+.agenda-item p,
+.activity-row p,
+.detail-topbar p,
+.info-row span,
+.summary-box {
+    color: var(--fd-muted);
+}
+
+.stat-card--accent {
+    background: linear-gradient(135deg, rgba(249, 115, 22, 0.96), rgba(255, 149, 60, 0.94));
+    color: white;
+}
+
+.stat-card--accent .stat-label,
+.stat-card--accent p {
+    color: rgba(255, 255, 255, 0.85);
+}
+
+.surface-card {
+    padding: 24px;
+    border-radius: var(--fd-radius-xl);
+    background: var(--fd-surface);
+    backdrop-filter: blur(22px);
+}
+
+.template-card-list {
+    grid-column: span 4;
+}
+
+.create-card {
+    grid-column: span 8;
+}
+
+.list-card {
+    grid-column: span 7;
+}
+
+.agenda-card {
+    grid-column: span 5;
+}
+
+.section-heading,
+.panel-head {
+    display: flex;
+    justify-content: space-between;
+    gap: 16px;
+    align-items: flex-start;
+    margin-bottom: 18px;
+}
+
+.section-heading h2,
+.panel-head h2 {
+    margin: 6px 0 0;
+    font-size: 1.5rem;
+}
+
+.section-chip {
+    background: rgba(20, 184, 166, 0.12);
+    color: var(--fd-primary);
+}
+
+.template-list,
+.agenda-list,
+.activity-feed {
+    display: grid;
+    gap: 12px;
+}
+
+.template-tile,
+.agenda-item,
+.activity-row,
+.workspace-row {
+    display: flex;
+    gap: 14px;
+    align-items: center;
+    justify-content: space-between;
+    border-radius: 18px;
+    padding: 16px;
+    background: rgba(255, 255, 255, 0.88);
+    border: 1px solid rgba(15, 23, 42, 0.06);
+}
+
+.template-icon,
+.agenda-icon {
+    width: 44px;
+    height: 44px;
+    border-radius: 14px;
+    display: grid;
+    place-items: center;
+    background: rgba(20, 184, 166, 0.12);
+    color: var(--fd-primary);
+    flex-shrink: 0;
+}
+
+.workspace-form,
+.compact-form {
+    display: grid;
+    gap: 18px;
+}
+
+.form-grid {
+    display: grid;
+    grid-template-columns: repeat(12, minmax(0, 1fr));
+    gap: 14px;
+}
+
+.form-grid--quote .form-field {
+    grid-column: span 3;
+}
+
+.form-field {
+    grid-column: span 4;
+    display: grid;
+    gap: 8px;
+}
+
+.form-field--wide {
+    grid-column: span 6;
+}
+
+.form-field--full {
+    grid-column: 1 / -1;
+}
+
+.form-field label,
+.compact-form__field label {
+    font-size: 0.84rem;
+    font-weight: 700;
+    color: var(--fd-text);
+}
+
+.workspace-input {
+    border: 1px solid rgba(15, 23, 42, 0.1);
+    border-radius: 14px;
+    padding: 0.76rem 0.95rem;
+    background: rgba(255, 255, 255, 0.96);
+    color: var(--fd-text);
+}
+
+.workspace-input:focus {
+    border-color: rgba(20, 184, 166, 0.8);
+    box-shadow: 0 0 0 0.24rem rgba(20, 184, 166, 0.14);
+}
+
+.field-error {
+    color: var(--fd-danger);
+    font-size: 0.82rem;
+}
+
+.form-actions {
+    display: flex;
+    justify-content: space-between;
+    gap: 16px;
+    align-items: center;
+    flex-wrap: wrap;
+}
+
+.form-actions--inline {
+    justify-content: flex-start;
+}
+
+.btn {
+    border-radius: 14px;
+    border: none;
+    padding: 0.85rem 1.2rem;
+    font-weight: 700;
+    transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
+}
+
+.btn:hover,
+.btn:focus-visible {
+    transform: translateY(-1px);
+}
+
+.btn-accent {
+    color: white;
+    background: linear-gradient(135deg, var(--fd-accent), #fb923c);
+    box-shadow: 0 16px 24px rgba(249, 115, 22, 0.24);
+}
+
+.btn-ghost {
+    color: white;
+    background: rgba(255, 255, 255, 0.08);
+    border: 1px solid rgba(255, 255, 255, 0.16);
+}
+
+.btn-dark-shell {
+    color: white;
+    background: linear-gradient(135deg, #172033, #0f172a);
+    box-shadow: 0 10px 18px rgba(15, 23, 42, 0.18);
+}
+
+.workspace-list {
+    display: grid;
+    gap: 12px;
+}
+
+.workspace-row__title {
+    font-weight: 800;
+    font-size: 1.02rem;
+}
+
+.workspace-row__side {
+    display: grid;
+    justify-items: end;
+    gap: 8px;
+    flex-shrink: 0;
+}
+
+.empty-state {
+    min-height: 220px;
+    display: grid;
+    place-items: center;
+    text-align: center;
+    gap: 8px;
+    border-radius: 22px;
+    background: rgba(255, 255, 255, 0.58);
+    border: 1px dashed rgba(15, 23, 42, 0.14);
+    padding: 20px;
+}
+
+.empty-state i {
+    font-size: 1.7rem;
+    color: var(--fd-primary);
+}
+
+.empty-state--small {
+    min-height: 120px;
+}
+
+.message-stack {
+    display: grid;
+    gap: 10px;
+}
+
+.custom-alert {
+    margin: 0;
+    border-radius: 16px;
+    border: 0;
+    padding: 14px 16px;
+}
+
+.alert-success {
+    background: rgba(16, 185, 129, 0.14);
+    color: #0d7a55;
+}
+
+.alert-error {
+    background: rgba(239, 68, 68, 0.12);
+    color: #b91c1c;
+}
+
+.detail-topbar {
+    display: flex;
+    justify-content: space-between;
+    gap: 18px;
+    align-items: end;
+    padding: 24px 28px;
+    border-radius: var(--fd-radius-xl);
+    background: rgba(255, 255, 255, 0.72);
+}
+
+.back-link {
+    display: inline-flex;
+    align-items: center;
+    gap: 8px;
+    color: var(--fd-primary);
+    font-weight: 700;
+}
+
+.detail-meta {
+    display: flex;
+    flex-direction: column;
+    gap: 10px;
+    align-items: flex-end;
+}
+
+.detail-value {
+    font-family: 'Manrope', sans-serif;
+    font-size: 2.1rem;
+    font-weight: 800;
+}
+
+.workspace-grid {
+    display: grid;
+    grid-template-columns: repeat(12, minmax(0, 1fr));
+    gap: 18px;
+}
+
+.panel {
+    min-height: 260px;
+    overflow: hidden;
+}
+
+.panel-opportunity {
+    grid-column: span 4;
+}
+
+.panel-projects {
+    grid-column: span 3;
+}
+
+.panel-quote {
+    grid-column: span 5;
+}
+
+.panel-agenda {
+    grid-column: span 4;
+}
+
+.panel-activities {
+    grid-column: span 8;
+}
+
+.template-quotation_focus .panel-quote {
+    grid-column: span 8;
+}
+
+.template-quotation_focus .panel-projects {
+    grid-column: span 4;
+}
+
+.template-planning .panel-agenda {
+    grid-column: span 5;
+}
+
+.template-planning .panel-activities {
+    grid-column: span 7;
+}
+
+.info-stack {
+    display: grid;
+    gap: 10px;
+}
+
+.info-row {
+    display: flex;
+    align-items: center;
+    justify-content: space-between;
+    gap: 16px;
+    padding: 12px 14px;
+    border-radius: 16px;
+    background: rgba(255, 255, 255, 0.72);
+}
+
+.info-row strong {
+    text-align: right;
+}
+
+.summary-box {
+    border-radius: 18px;
+    background: rgba(15, 118, 110, 0.08);
+    padding: 16px;
+}
+
+.compact-form--inline {
+    grid-template-columns: 1fr auto;
+    align-items: end;
+}
+
+.compact-form__field {
+    display: grid;
+    gap: 8px;
+}
+
+.panel-action {
+    border: 0;
+    background: rgba(15, 23, 42, 0.04);
+    border-radius: 999px;
+    padding: 8px 12px;
+    color: var(--fd-muted);
+    font-weight: 700;
+}
+
+.quote-table-wrap {
+    overflow: auto;
+    border-radius: 18px;
+    border: 1px solid rgba(15, 23, 42, 0.08);
+}
+
+.quote-table {
+    margin: 0;
+}
+
+.quote-table thead th {
+    background: rgba(15, 23, 42, 0.03);
+    color: var(--fd-muted);
+    font-size: 0.78rem;
+    text-transform: uppercase;
+    letter-spacing: 0.08em;
+    border-bottom: 0;
+}
+
+.quote-table tbody td {
+    vertical-align: middle;
+    color: var(--fd-text);
+    border-color: rgba(15, 23, 42, 0.06);
+}
+
+.quote-total {
+    display: flex;
+    justify-content: space-between;
+    align-items: center;
+    padding: 16px 4px 0;
+    font-weight: 700;
+}
+
+.activity-row {
+    align-items: flex-start;
+}
+
+.stage-pill {
+    padding: 8px 12px;
+}
+
+.stage-new {
+    background: rgba(20, 184, 166, 0.12);
+    color: var(--fd-primary);
+}
+
+.stage-qualified {
+    background: rgba(14, 165, 233, 0.14);
+    color: #0369a1;
+}
+
+.stage-proposal {
+    background: rgba(245, 158, 11, 0.18);
+    color: #b45309;
+}
+
+.stage-negotiation {
+    background: rgba(249, 115, 22, 0.18);
+    color: #c2410c;
+}
+
+.stage-won {
+    background: rgba(16, 185, 129, 0.14);
+    color: #047857;
+}
+
+.stage-lost {
+    background: rgba(239, 68, 68, 0.12);
+    color: #b91c1c;
+}
+
+@media (max-width: 1199px) {
+    body {
+        overflow: auto;
+    }
+
+    .stats-grid .stat-card,
+    .template-card-list,
+    .create-card,
+    .list-card,
+    .agenda-card,
+    .panel-opportunity,
+    .panel-projects,
+    .panel-quote,
+    .panel-agenda,
+    .panel-activities {
+        grid-column: span 12;
+    }
+}
+
+@media (max-width: 991px) {
+    .app-shell {
+        grid-template-columns: 1fr;
+    }
+
+    .app-sidebar {
+        position: sticky;
+        top: 0;
+        z-index: 20;
+        flex-direction: row;
+        justify-content: space-between;
+        padding: 16px 20px;
+    }
+
+    .sidebar-nav {
+        flex-direction: row;
+        justify-content: center;
+        overflow: auto;
+    }
+
+    .sidebar-link::after {
+        display: none;
+    }
+
+    .hero-panel,
+    .detail-topbar {
+        grid-template-columns: 1fr;
+    }
+
+    .top-toolbar,
+    .detail-toolbar,
+    .search-card,
+    .form-actions,
+    .compact-form--inline,
+    .detail-topbar {
+        flex-direction: column;
+        align-items: stretch;
+    }
+
+    .form-field,
+    .form-field--wide,
+    .form-field--full,
+    .form-grid--quote .form-field {
+        grid-column: span 12;
+    }
+
+    .app-main {
+        padding: 18px;
+    }
+}
+
+@media (max-width: 575px) {
+    .hero-panel,
+    .surface-card,
+    .detail-topbar {
+        padding: 20px;
+        border-radius: 22px;
+    }
+
+    .hero-copy h1,
+    .detail-topbar h1 {
+        font-size: 1.85rem;
+    }
+
+    .sidebar-link {
+        width: 46px;
+        height: 46px;
+    }
 }