diff --git a/app/globals.css b/app/globals.css
index a2dc41e..4139480 100644
--- a/app/globals.css
+++ b/app/globals.css
@@ -1,26 +1,110 @@
 @import "tailwindcss";
 
+/* Farb-Variablen: Defaults entsprechen r-hofmann.de; werden zur Laufzeit
+   aus den Einstellungen (Supabase settings.colors) überschrieben. */
 :root {
-  --background: #ffffff;
-  --foreground: #171717;
-}
-
-@theme inline {
-  --color-background: var(--background);
-  --color-foreground: var(--foreground);
-  --font-sans: var(--font-geist-sans);
-  --font-mono: var(--font-geist-mono);
-}
-
-@media (prefers-color-scheme: dark) {
-  :root {
-    --background: #0a0a0a;
-    --foreground: #ededed;
-  }
+  --c-primary: #003388;
+  --c-primary-dark: #0d315c;
+  --c-accent: #ff6900;
+  --c-header-text: #ffffff;
+  --c-row-bg: #e3e4f1;
+  --c-row-bg-alt: #f4f4fa;
+  --c-add: #6da54c;
+  --c-del: #e2371d;
 }
 
 body {
-  background: var(--background);
-  color: var(--foreground);
-  font-family: Arial, Helvetica, sans-serif;
+  background: #ffffff;
+  color: #1a1a1a;
+  font-family: var(--font-geist-sans), Arial, Helvetica, sans-serif;
+}
+
+/* ---------- Buttons ---------- */
+.btn {
+  display: inline-flex;
+  align-items: center;
+  justify-content: center;
+  border-radius: 9999px;
+  padding: 0.35rem 1rem;
+  font-size: 0.8rem;
+  font-weight: 600;
+  color: #ffffff;
+  cursor: pointer;
+  border: 1px solid rgb(0 0 0 / 0.15);
+  transition: filter 0.15s ease;
+  text-decoration: none;
+  white-space: nowrap;
+}
+.btn:hover { filter: brightness(1.08); }
+.btn:disabled { opacity: 0.5; cursor: not-allowed; }
+.btn-add { background: var(--c-add); }
+.btn-del { background: var(--c-del); }
+.btn-primary { background: var(--c-primary); }
+.btn-neutral { background: #6b7280; }
+
+/* ---------- Formulare ---------- */
+.input {
+  width: 100%;
+  border: 1px solid #d1d5db;
+  border-radius: 0.375rem;
+  padding: 0.4rem 0.6rem;
+  font-size: 0.9rem;
+  background: #ffffff;
+  color: #1a1a1a;
+}
+.input:focus { outline: 2px solid var(--c-primary); outline-offset: 0; }
+.label {
+  display: block;
+  font-size: 0.8rem;
+  font-weight: 600;
+  margin-bottom: 0.15rem;
+  color: #374151;
+}
+.card {
+  background: #ffffff;
+  border: 1px solid #e5e7eb;
+  border-radius: 0.5rem;
+  padding: 1rem;
+  box-shadow: 0 1px 2px rgb(0 0 0 / 0.05);
+}
+
+/* ---------- Speisekarten-Tabelle ---------- */
+.menu-table {
+  width: 100%;
+  border-collapse: separate;
+  border-spacing: 2px;
+  table-layout: fixed;
+}
+.menu-table th.day-head {
+  background: var(--c-primary);
+  color: var(--c-header-text);
+  padding: 0.5rem 0.5rem;
+  font-size: 0.9rem;
+  line-height: 1.3;
+}
+.menu-table th.section-head {
+  background: var(--c-primary);
+  color: var(--c-header-text);
+  text-align: left;
+  vertical-align: middle;
+  padding: 0.6rem 0.8rem;
+  font-size: 0.95rem;
+}
+.menu-table th.section-head .time {
+  font-weight: 400;
+  font-size: 0.8rem;
+}
+.menu-table td.cell {
+  background: var(--c-row-bg);
+  vertical-align: top;
+  text-align: center;
+  padding: 0.5rem;
+  font-size: 0.85rem;
+}
+.menu-table tr:nth-child(even) td.cell { background: var(--c-row-bg-alt); }
+.menu-table td.cell .dish { margin-bottom: 0.35rem; }
+.menu-table td.cell .dish sup {
+  font-size: 0.6rem;
+  color: #4b5563;
+  margin-left: 0.15rem;
 }
diff --git a/app/layout.tsx b/app/layout.tsx
index 976eb90..aa0b6b3 100644
--- a/app/layout.tsx
+++ b/app/layout.tsx
@@ -1,33 +1,47 @@
 import type { Metadata } from "next";
-import { Geist, Geist_Mono } from "next/font/google";
+import { Geist } from "next/font/google";
 import "./globals.css";
+import { createClient } from "@/lib/supabase/server";
+import { COLOR_VARS, DEFAULT_COLORS } from "@/lib/types";
+
+// Farben/Logo sollen Änderungen sofort widerspiegeln.
+export const dynamic = "force-dynamic";
 
 const geistSans = Geist({
   variable: "--font-geist-sans",
   subsets: ["latin"],
 });
 
-const geistMono = Geist_Mono({
-  variable: "--font-geist-mono",
-  subsets: ["latin"],
-});
-
 export const metadata: Metadata = {
-  title: "Create Next App",
-  description: "Generated by create next app",
+  title: "Speisekarte",
+  description: "Speisekarte der Betriebskantine",
 };
 
-export default function RootLayout({
+export default async function RootLayout({
   children,
 }: Readonly<{
   children: React.ReactNode;
 }>) {
+  const supabase = await createClient();
+  const { data: settings } = await supabase
+    .from("settings")
+    .select("colors")
+    .eq("id", 1)
+    .maybeSingle();
+
+  const colors: Record<string, string> = {
+    ...DEFAULT_COLORS,
+    ...((settings?.colors as Record<string, string>) ?? {}),
+  };
+  const style = Object.fromEntries(
+    Object.entries(COLOR_VARS).map(([key, cssVar]) => [cssVar, colors[key]])
+  ) as React.CSSProperties;
+
   return (
-    <html
-      lang="en"
-      className={`${geistSans.variable} ${geistMono.variable} h-full antialiased`}
-    >
-      <body className="min-h-full flex flex-col">{children}</body>
+    <html lang="de" className={`${geistSans.variable} h-full antialiased`}>
+      <body style={style} className="min-h-full flex flex-col">
+        {children}
+      </body>
     </html>
   );
 }
diff --git a/app/page.tsx b/app/page.tsx
index 3f36f7c..6bfa26b 100644
--- a/app/page.tsx
+++ b/app/page.tsx
@@ -1,65 +1,148 @@
+import Link from "next/link";
 import Image from "next/image";
+import { createClient } from "@/lib/supabase/server";
+import {
+  addDays,
+  formatDateLong,
+  formatPrice,
+  mondayOf,
+  WEEKDAYS,
+} from "@/lib/menu";
+import { logoUrl } from "@/lib/types";
+import type { CodeItem, MenuEntry, Section } from "@/lib/types";
+
+export default async function Home({
+  searchParams,
+}: {
+  searchParams: Promise<{ woche?: string }>;
+}) {
+  const { woche } = await searchParams;
+  const monday = mondayOf(woche);
+  const friday = addDays(monday, 4);
+  const days = WEEKDAYS.map((weekday, i) => ({
+    weekday,
+    iso: addDays(monday, i),
+  }));
+
+  const supabase = await createClient();
+  const [sectionsRes, entriesRes, allergensRes, additivesRes, settingsRes] =
+    await Promise.all([
+      supabase.from("sections").select("*").order("sort"),
+      supabase
+        .from("menu_entries")
+        .select("id, menu_date, section_key, position, dish:dishes(id, name, price)")
+        .gte("menu_date", monday)
+        .lte("menu_date", friday)
+        .order("position")
+        .order("created_at"),
+      supabase.from("allergens").select("*").order("sort"),
+      supabase.from("additives").select("*").order("sort"),
+      supabase.from("settings").select("logo_path").eq("id", 1).maybeSingle(),
+    ]);
+
+  const sections = (sectionsRes.data ?? []) as Section[];
+  const entries = (entriesRes.data ?? []) as unknown as MenuEntry[];
+  const allergens = (allergensRes.data ?? []) as CodeItem[];
+  const additives = (additivesRes.data ?? []) as CodeItem[];
+  const logo = logoUrl(settingsRes.data?.logo_path);
+
+  const cell = (iso: string, sectionKey: string) =>
+    entries.filter((e) => e.menu_date === iso && e.section_key === sectionKey);
 
-export default function Home() {
   return (
-    <div className="flex flex-col flex-1 items-center justify-center bg-zinc-50 font-sans dark:bg-black">
-      <main className="flex flex-1 w-full max-w-3xl flex-col items-center justify-between py-32 px-16 bg-white dark:bg-black sm:items-start">
-        <Image
-          className="dark:invert"
-          src="/next.svg"
-          alt="Next.js logo"
-          width={100}
-          height={20}
-          priority
-        />
-        <div className="flex flex-col items-center gap-6 text-center sm:items-start sm:text-left">
-          <h1 className="max-w-xs text-3xl font-semibold leading-10 tracking-tight text-black dark:text-zinc-50">
-            To get started, edit the page.tsx file.
-          </h1>
-          <p className="max-w-md text-lg leading-8 text-zinc-600 dark:text-zinc-400">
-            Looking for a starting point or more instructions? Head over to{" "}
-            <a
-              href="https://vercel.com/templates?framework=next.js&utm_source=create-next-app&utm_medium=appdir-template-tw&utm_campaign=create-next-app"
-              className="font-medium text-zinc-950 dark:text-zinc-50"
-            >
-              Templates
-            </a>{" "}
-            or the{" "}
-            <a
-              href="https://nextjs.org/learn?utm_source=create-next-app&utm_medium=appdir-template-tw&utm_campaign=create-next-app"
-              className="font-medium text-zinc-950 dark:text-zinc-50"
-            >
-              Learning
-            </a>{" "}
-            center.
-          </p>
+    <div className="flex-1 px-4 py-6 max-w-[1600px] mx-auto w-full">
+      {/* Kopfbereich: Logo zentriert, Login-Link rechts */}
+      <header className="relative mb-6">
+        <div className="flex justify-center">
+          {logo ? (
+            // eslint-disable-next-line @next/next/no-img-element
+            <img src={logo} alt="Logo" className="h-20 object-contain" />
+          ) : (
+            <h1 className="text-4xl font-extrabold tracking-tight text-[var(--c-primary)]">
+              Speisekarte
+            </h1>
+          )}
         </div>
-        <div className="flex flex-col gap-4 text-base font-medium sm:flex-row">
-          <a
-            className="flex h-12 w-full items-center justify-center gap-2 rounded-full bg-foreground px-5 text-background transition-colors hover:bg-[#383838] dark:hover:bg-[#ccc] md:w-[158px]"
-            href="https://vercel.com/new?utm_source=create-next-app&utm_medium=appdir-template-tw&utm_campaign=create-next-app"
-            target="_blank"
-            rel="noopener noreferrer"
-          >
-            <Image
-              className="dark:invert"
-              src="/vercel.svg"
-              alt="Vercel logomark"
-              width={16}
-              height={16}
-            />
-            Deploy Now
-          </a>
-          <a
-            className="flex h-12 w-full items-center justify-center rounded-full border border-solid border-black/[.08] px-5 transition-colors hover:border-transparent hover:bg-black/[.04] dark:border-white/[.145] dark:hover:bg-[#1a1a1a] md:w-[158px]"
-            href="https://nextjs.org/docs?utm_source=create-next-app&utm_medium=appdir-template-tw&utm_campaign=create-next-app"
-            target="_blank"
-            rel="noopener noreferrer"
-          >
-            Documentation
-          </a>
+        <Link
+          href="/login"
+          className="absolute right-0 top-0 text-sm text-gray-500 hover:text-[var(--c-primary)]"
+        >
+          Anmelden
+        </Link>
+      </header>
+
+      {/* Wochen-Navigation */}
+      <div className="flex gap-3 mb-4">
+        <Link href={`/?woche=${addDays(monday, -7)}`} className="btn btn-add">
+          ← Vorherige Woche
+        </Link>
+        <Link href={`/?woche=${addDays(monday, 7)}`} className="btn btn-add">
+          Nächste Woche →
+        </Link>
+      </div>
+
+      {/* Speisekarte */}
+      <table className="menu-table">
+        <thead>
+          <tr>
+            <th className="section-head w-56" aria-hidden />
+            {days.map((d) => (
+              <th key={d.iso} className="day-head">
+                <span className="font-bold">{d.weekday}</span>
+                <br />
+                {formatDateLong(d.iso)}
+              </th>
+            ))}
+          </tr>
+        </thead>
+        <tbody>
+          {sections.map((s) => (
+            <tr key={s.key}>
+              <th className="section-head">
+                <div>{s.label}</div>
+                <div className="time">{s.time_range}</div>
+              </th>
+              {days.map((d) => (
+                <td key={d.iso} className="cell">
+                  {cell(d.iso, s.key).map((e) => (
+                    <div key={e.id} className="dish">
+                      <span className="font-bold">{e.dish.name}</span>
+                      {" – "}
+                      {formatPrice(e.dish.price)}
+                    </div>
+                  ))}
+                </td>
+              ))}
+            </tr>
+          ))}
+        </tbody>
+      </table>
+
+      {/* Allergene & Zusatzstoffe (gelten für die komplette Speisekarte) */}
+      <section className="mt-8 grid gap-6 sm:grid-cols-2 text-sm text-gray-700">
+        <div>
+          <h2 className="font-bold text-[var(--c-primary)] mb-2">Allergene</h2>
+          <ul className="space-y-0.5">
+            {allergens.map((a) => (
+              <li key={a.code}>
+                <span className="font-semibold">{a.code}</span> – {a.name}
+              </li>
+            ))}
+          </ul>
         </div>
-      </main>
+        <div>
+          <h2 className="font-bold text-[var(--c-primary)] mb-2">
+            Zusatzstoffe
+          </h2>
+          <ul className="space-y-0.5">
+            {additives.map((a) => (
+              <li key={a.code}>
+                <span className="font-semibold">{a.code}</span> – {a.name}
+              </li>
+            ))}
+          </ul>
+        </div>
+      </section>
     </div>
   );
 }