Tune idle timeout, heartbeat redirect, and update project context

app/static/style.css

@@ -14,7 +14,7 @@ body {
 .center-box {
   min-height: 100vh;
   display: grid;
-  place-content: center;
+  place-items: center;
   gap: 1rem;
   padding: 1.2rem;
 }
@@ -404,6 +404,17 @@ button {
   font-weight: 600;
 }
 
+.session-notice {
+  background: #e8f4ff;
+  border: 1px solid #b8d8f2;
+  color: #1f4868;
+  border-radius: 10px;
+  padding: 0.7rem 0.8rem;
+  max-width: min(520px, 92vw);
+  margin: 0 auto 0.6rem;
+  font-weight: 600;
+}
+
 
 .dashboard-page {
   background: transparent;
@@ -564,3 +575,119 @@ button {
   box-shadow: 0 8px 22px rgba(0, 0, 0, 0.06) !important;
   border-color: transparent !important;
 }
+
+/* 4-up desktop grid with adaptive breakpoints */
+.service-grid {
+  grid-template-columns: repeat(4, minmax(0, 1fr));
+}
+@media (max-width: 1400px) {
+  .service-grid {
+    grid-template-columns: repeat(3, minmax(0, 1fr));
+  }
+}
+@media (max-width: 1050px) {
+  .service-grid {
+    grid-template-columns: repeat(2, minmax(0, 1fr));
+  }
+}
+@media (max-width: 700px) {
+  .service-grid {
+    grid-template-columns: 1fr;
+  }
+}
+
+/* Stylish login page */
+.login-page {
+  position: relative;
+  background:
+    radial-gradient(circle at 12% 15%, rgba(255, 255, 255, 0.55) 0, rgba(255, 255, 255, 0) 34%),
+    radial-gradient(circle at 88% 82%, rgba(255, 255, 255, 0.45) 0, rgba(255, 255, 255, 0) 32%),
+    linear-gradient(145deg, #0f4c7c 0%, #1a77b8 48%, #5db2de 100%);
+}
+.login-shell {
+  width: min(560px, 94vw);
+  margin: 0 auto;
+  display: grid;
+  justify-items: center;
+  border-radius: 18px;
+  padding: clamp(1.1rem, 2.4vw, 2rem);
+  background: rgba(255, 255, 255, 0.86);
+  border: 1px solid rgba(255, 255, 255, 0.7);
+  box-shadow: 0 18px 46px rgba(9, 44, 72, 0.28);
+  backdrop-filter: blur(6px);
+}
+.login-title {
+  color: #0f3553;
+  font-weight: 700;
+  letter-spacing: 0.01em;
+}
+.login-subtitle {
+  margin: -0.35rem 0 0.85rem;
+  text-align: center;
+  color: #355a77;
+  font-size: 0.96rem;
+}
+.login-panel {
+  width: 100% !important;
+  justify-self: center;
+  min-width: 0;
+  background: #ffffff;
+  border: 1px solid #d3e4f2;
+  box-shadow: 0 10px 26px rgba(20, 66, 101, 0.12);
+}
+.login-panel label {
+  font-size: 0.88rem;
+  color: #234a68;
+  font-weight: 600;
+}
+.login-panel input {
+  background: #f8fbfe;
+  border: 1px solid #bfd5e8;
+}
+.login-panel input:focus {
+  outline: none;
+  border-color: #2a82c0;
+  box-shadow: 0 0 0 3px rgba(42, 130, 192, 0.16);
+}
+.login-panel button {
+  margin-top: 0.3rem;
+  font-weight: 700;
+  background: linear-gradient(180deg, #1675b4 0%, #0f5b94 100%);
+}
+.login-page .auth-error {
+  margin-bottom: 0.8rem;
+}
+@media (max-width: 700px) {
+  .login-shell {
+    border-radius: 14px;
+    padding: 1rem;
+    backdrop-filter: none;
+  }
+  .login-subtitle {
+    font-size: 0.9rem;
+  }
+}
+
+.login-corner-brand {
+  position: fixed;
+  top: 14px;
+  left: 16px;
+  z-index: 20;
+  color: #e8f4ff;
+  font-weight: 700;
+  letter-spacing: 0.01em;
+  text-shadow: 0 2px 8px rgba(9, 44, 72, 0.35);
+}
+.login-made-by-wrap {
+  position: fixed;
+  left: 0;
+  right: 0;
+  bottom: 10px;
+  z-index: 20;
+  display: flex;
+  justify-content: center;
+}
+.login-made-by {
+  color: rgba(240, 248, 255, 0.95);
+  text-shadow: 0 2px 10px rgba(9, 44, 72, 0.45);
+}