From 4c37801278eac39050addda1e725a1612512d1d8 Mon Sep 17 00:00:00 2001
From: Mika <kontakt@donau2space.de>
Date: Fri, 13 Mar 2026 16:22:56 +0000
Subject: [PATCH] Add visualization_ui/css/base.css

---
 visualization_ui/css/base.css | 99 +++++++++++++++++++++++++++++++++++
 1 file changed, 99 insertions(+)
 create mode 100644 visualization_ui/css/base.css

diff --git a/visualization_ui/css/base.css b/visualization_ui/css/base.css
new file mode 100644
index 0000000..e685ba1
--- /dev/null
+++ b/visualization_ui/css/base.css
@@ -0,0 +1,99 @@
+/* =============================
+   Reset and Variables
+   ============================= */
+:root {
+  /* Farbpalette */
+  --color-bg: #f8f9fa;
+  --color-bg-alt: #ffffff;
+  --color-text: #212529;
+  --color-accent: #007bff;
+  --color-border: #dee2e6;
+
+  /* Typografie */
+  --font-base: 'Arial', sans-serif;
+  --font-size-base: 16px;
+  --line-height-base: 1.5;
+
+  /* Abstände */
+  --spacing-xs: 0.25rem;
+  --spacing-sm: 0.5rem;
+  --spacing-md: 1rem;
+  --spacing-lg: 2rem;
+  --spacing-xl: 3rem;
+
+  /* Breakpoints */
+  --bp-sm: 640px;
+  --bp-md: 1024px;
+  --bp-lg: 1280px;
+}
+
+* {
+  margin: 0;
+  padding: 0;
+  box-sizing: border-box;
+}
+
+body {
+  font-family: var(--font-base);
+  font-size: var(--font-size-base);
+  line-height: var(--line-height-base);
+  background-color: var(--color-bg);
+  color: var(--color-text);
+  min-height: 100vh;
+  display: flex;
+  flex-direction: column;
+}
+
+/* =============================
+   App Layout
+   ============================= */
+.app-header {
+  flex-shrink: 0;
+  background-color: var(--color-bg-alt);
+  border-bottom: 1px solid var(--color-border);
+  padding: var(--spacing-md);
+  text-align: center;
+  font-weight: bold;
+}
+
+.app-main {
+  flex: 1;
+  display: flex;
+  flex-direction: column;
+  align-items: center;
+  justify-content: flex-start;
+  padding: var(--spacing-lg) var(--spacing-md);
+}
+
+.app-footer {
+  flex-shrink: 0;
+  background-color: var(--color-bg-alt);
+  border-top: 1px solid var(--color-border);
+  padding: var(--spacing-sm);
+  text-align: center;
+  font-size: 0.875rem;
+  color: var(--color-text);
+}
+
+.app-footer::after {
+  content: "© 2026 Donau2Space.de";
+  display: block;
+  margin-top: var(--spacing-xs);
+  font-size: 0.75rem;
+  color: var(--color-text);
+}
+
+/* =============================
+   Responsive Anpassungen
+   ============================= */
+@media (min-width: var(--bp-sm)) {
+  .app-main {
+    padding: var(--spacing-xl);
+  }
+}
+
+@media (min-width: var(--bp-md)) {
+  .app-header {
+    font-size: 1.25rem;
+  }
+}