diff --git a/src/main.rs b/src/main.rs
index 0d3e113..0486f1c 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -36,6 +36,8 @@ struct Args {
 enum Command {
     /// Run as a background daemon providing a web UI.
     Daemon,
+    /// Stop the running daemon process.
+    Kill,
 }
 
 /// Default config content, embedded in the binary.
@@ -91,24 +93,65 @@ async fn main() {
     let log_buffer = logger::setup_logger();
     let args = Args::parse();
 
-    if let Some(Command::Daemon) = &args.command {
-        log::info!("🚀 Starting daemon...");
+    if let Some(command) = &args.command {
+        match command {
+            Command::Daemon => {
+                log::info!("🚀 Starting daemon...");
 
-        // Create files for stdout and stderr in the current directory
-        let stdout = fs::File::create("daemon.out").expect("Could not create daemon.out");
-        let stderr = fs::File::create("daemon.err").expect("Could not create daemon.err");
+                // Create files for stdout and stderr in the current directory
+                let stdout =
+                    fs::File::create("daemon.out").expect("Could not create daemon.out");
+                let stderr =
+                    fs::File::create("daemon.err").expect("Could not create daemon.err");
 
-        let daemonize = Daemonize::new()
-            .pid_file("ntp_timeturner.pid") // Create a PID file
-            .working_directory(".") // Keep the same working directory
-            .stdout(stdout)
-            .stderr(stderr);
+                let daemonize = Daemonize::new()
+                    .pid_file("ntp_timeturner.pid") // Create a PID file
+                    .working_directory(".") // Keep the same working directory
+                    .stdout(stdout)
+                    .stderr(stderr);
 
-        match daemonize.start() {
-            Ok(_) => { /* Process is now daemonized */ }
-            Err(e) => {
-                log::error!("Error daemonizing: {}", e);
-                return; // Exit if daemonization fails
+                match daemonize.start() {
+                    Ok(_) => { /* Process is now daemonized */ }
+                    Err(e) => {
+                        log::error!("Error daemonizing: {}", e);
+                        return; // Exit if daemonization fails
+                    }
+                }
+            }
+            Command::Kill => {
+                log::info!("🛑 Stopping daemon...");
+                let pid_file = "ntp_timeturner.pid";
+                match fs::read_to_string(pid_file) {
+                    Ok(pid_str) => {
+                        let pid_str = pid_str.trim();
+                        log::info!("Found daemon with PID: {}", pid_str);
+                        match std::process::Command::new("kill").arg("-9").arg(format!("-{}", pid_str)).status() {
+                            Ok(status) => {
+                                if status.success() {
+                                    log::info!("✅ Daemon stopped successfully.");
+                                    if fs::remove_file(pid_file).is_err() {
+                                        log::warn!("Could not remove PID file '{}'. It may need to be removed manually.", pid_file);
+                                    }
+                                } else {
+                                    log::error!("'kill' command failed with status: {}. The daemon may not be running, or you may not have permission to stop it.", status);
+                                    log::warn!("Attempting to remove stale PID file '{}'...", pid_file);
+                                    if fs::remove_file(pid_file).is_ok() {
+                                        log::info!("Removed stale PID file.");
+                                    } else {
+                                        log::warn!("Could not remove PID file.");
+                                    }
+                                }
+                            }
+                            Err(e) => {
+                                log::error!("Failed to execute 'kill' command. Is 'kill' in your PATH? Error: {}", e);
+                            }
+                        }
+                    }
+                    Err(_) => {
+                        log::error!("Could not read PID file '{}'. Is the daemon running in this directory?", pid_file);
+                    }
+                }
+                return;
             }
         }
     }
@@ -205,7 +248,9 @@ async fn main() {
                     let state = sync_state.lock().unwrap();
                     let config = sync_config.lock().unwrap();
 
-                    if config.auto_sync_enabled && state.latest.is_some() {
+                    if config.is_auto_sync_paused() {
+                        log::info!("Auto-sync is temporarily paused.");
+                    } else if config.auto_sync_enabled && state.latest.is_some() {
                         let delta = state.get_ewma_clock_delta();
                         let frame = state.latest.as_ref().unwrap();
 
diff --git a/src/system.rs b/src/system.rs
index 64205b4..77a1aa0 100644
--- a/src/system.rs
+++ b/src/system.rs
@@ -45,21 +45,13 @@ pub fn calculate_target_time(frame: &LtcFrame, config: &Config) -> DateTime<Loca
     let timecode_secs =
         frame.hours as i64 * 3600 + frame.minutes as i64 * 60 + frame.seconds as i64;
 
-    // Total duration in seconds as a rational number, including frames
+    // Timecode is always treated as wall-clock time. NDF scaling is not applied
+    // as the LTC source appears to be pre-compensated.
     let total_duration_secs =
         Ratio::new(timecode_secs, 1) + Ratio::new(frame.frames as i64, 1) / frame.frame_rate;
 
-    // For non-drop-frame fractional rates (23.98, 29.97), timecode runs slower than wall clock.
-    // We need to scale the timecode duration up to get wall clock time.
-    // The scaling factor is 1001/1000. For drop-frame, this isn't necessary.
-    let scaled_duration_secs = if *frame.frame_rate.denom() == 1001 && !frame.is_drop_frame {
-        total_duration_secs * Ratio::new(1001, 1000)
-    } else {
-        total_duration_secs
-    };
-
     // Convert to milliseconds
-    let total_ms = (scaled_duration_secs * Ratio::new(1000, 1))
+    let total_ms = (total_duration_secs * Ratio::new(1000, 1))
         .round()
         .to_integer();
 
@@ -157,19 +149,20 @@ pub fn nudge_clock(microseconds: i64) -> Result<(), ()> {
 pub fn set_date(date: &str) -> Result<(), ()> {
     #[cfg(target_os = "linux")]
     {
+        let datetime_str = format!("{} 10:00:00", date);
         let success = Command::new("sudo")
             .arg("date")
             .arg("--set")
-            .arg(date)
+            .arg(&datetime_str)
             .status()
             .map(|s| s.success())
             .unwrap_or(false);
 
         if success {
-            log::info!("Set system date to {}", date);
+            log::info!("Set system date and time to {}", datetime_str);
             Ok(())
         } else {
-            log::error!("Failed to set system date");
+            log::error!("Failed to set system date and time");
             Err(())
         }
     }
diff --git a/static/assets/FuturaStdHeavy.otf b/static/assets/FuturaStdHeavy.otf
new file mode 100644
index 0000000..7b8c22d
Binary files /dev/null and b/static/assets/FuturaStdHeavy.otf differ
diff --git a/static/assets/quartz-ms-regular.ttf b/static/assets/quartz-ms-regular.ttf
new file mode 100644
index 0000000..15c7ce4
Binary files /dev/null and b/static/assets/quartz-ms-regular.ttf differ
diff --git a/static/assets/timeturner_controls.png b/static/assets/timeturner_controls.png
new file mode 100644
index 0000000..a91f39b
Binary files /dev/null and b/static/assets/timeturner_controls.png differ
diff --git a/static/assets/timeturner_delta_green.png b/static/assets/timeturner_delta_green.png
new file mode 100644
index 0000000..ddc84b9
Binary files /dev/null and b/static/assets/timeturner_delta_green.png differ
diff --git a/static/assets/timeturner_delta_orange.png b/static/assets/timeturner_delta_orange.png
new file mode 100644
index 0000000..64e9776
Binary files /dev/null and b/static/assets/timeturner_delta_orange.png differ
diff --git a/static/assets/timeturner_delta_red.png b/static/assets/timeturner_delta_red.png
new file mode 100644
index 0000000..c7272ac
Binary files /dev/null and b/static/assets/timeturner_delta_red.png differ
diff --git a/static/assets/timeturner_jitter_green.png b/static/assets/timeturner_jitter_green.png
new file mode 100644
index 0000000..8cc64e3
Binary files /dev/null and b/static/assets/timeturner_jitter_green.png differ
diff --git a/static/assets/timeturner_jitter_orange.png b/static/assets/timeturner_jitter_orange.png
new file mode 100644
index 0000000..96c5f84
Binary files /dev/null and b/static/assets/timeturner_jitter_orange.png differ
diff --git a/static/assets/timeturner_jitter_red.png b/static/assets/timeturner_jitter_red.png
new file mode 100644
index 0000000..8813159
Binary files /dev/null and b/static/assets/timeturner_jitter_red.png differ
diff --git a/static/assets/timeturner_logs.png b/static/assets/timeturner_logs.png
new file mode 100644
index 0000000..6bdd935
Binary files /dev/null and b/static/assets/timeturner_logs.png differ
diff --git a/static/assets/timeturner_ltc_green.png b/static/assets/timeturner_ltc_green.png
new file mode 100644
index 0000000..4329913
Binary files /dev/null and b/static/assets/timeturner_ltc_green.png differ
diff --git a/static/assets/timeturner_ltc_orange.png b/static/assets/timeturner_ltc_orange.png
new file mode 100644
index 0000000..b060ac2
Binary files /dev/null and b/static/assets/timeturner_ltc_orange.png differ
diff --git a/static/assets/timeturner_ltc_red.png b/static/assets/timeturner_ltc_red.png
new file mode 100644
index 0000000..a8e7f96
Binary files /dev/null and b/static/assets/timeturner_ltc_red.png differ
diff --git a/static/assets/timeturner_network.png b/static/assets/timeturner_network.png
new file mode 100644
index 0000000..06ec4b9
Binary files /dev/null and b/static/assets/timeturner_network.png differ
diff --git a/static/assets/timeturner_ntp_green.png b/static/assets/timeturner_ntp_green.png
new file mode 100644
index 0000000..caf824d
Binary files /dev/null and b/static/assets/timeturner_ntp_green.png differ
diff --git a/static/assets/timeturner_ntp_orange.png b/static/assets/timeturner_ntp_orange.png
new file mode 100644
index 0000000..88319b5
Binary files /dev/null and b/static/assets/timeturner_ntp_orange.png differ
diff --git a/static/assets/timeturner_ntp_red.png b/static/assets/timeturner_ntp_red.png
new file mode 100644
index 0000000..16e66ee
Binary files /dev/null and b/static/assets/timeturner_ntp_red.png differ
diff --git a/static/assets/timeturner_sync_green.png b/static/assets/timeturner_sync_green.png
new file mode 100644
index 0000000..9b4988e
Binary files /dev/null and b/static/assets/timeturner_sync_green.png differ
diff --git a/static/assets/timeturner_sync_orange.png b/static/assets/timeturner_sync_orange.png
new file mode 100644
index 0000000..0b41130
Binary files /dev/null and b/static/assets/timeturner_sync_orange.png differ
diff --git a/static/assets/timeturner_sync_red.png b/static/assets/timeturner_sync_red.png
new file mode 100644
index 0000000..1c4c4c9
Binary files /dev/null and b/static/assets/timeturner_sync_red.png differ