Vaalea tausta + signaalikaaret tummemmiksi

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

style.css

@@ -6,8 +6,8 @@
 
 body {
     font-family: 'Helvetica Neue', Arial, sans-serif;
-    background: #0a0f1a;
-    color: #fff;
+    background: #f5f7fa;
+    color: #1a1a2e;
     min-height: 100vh;
     display: flex;
     align-items: center;
@@ -22,20 +22,19 @@ main {
 .logo {
     height: 56px;
     margin-bottom: 1.5rem;
-    filter: brightness(0) invert(1);
 }
 
 .tagline {
     font-size: 0.85rem;
     letter-spacing: 0.2em;
     text-transform: uppercase;
-    color: #4a90c4;
+    color: #2e86c1;
     margin-bottom: 4rem;
     font-weight: 400;
 }
 
 .contact {
-    border-top: 1px solid rgba(74, 144, 196, 0.2);
+    border-top: 1px solid #dde3ea;
     padding-top: 2rem;
 }
 
@@ -46,13 +45,13 @@ main {
 }
 
 .contact a {
-    color: rgba(255, 255, 255, 0.6);
+    color: #555;
     text-decoration: none;
     transition: color 0.2s;
 }
 
 .contact a:hover {
-    color: #4a90c4;
+    color: #2e86c1;
 }
 
 .contact p {