From 89467f19b929b742c35ae14d89abb3ca816ec435 Mon Sep 17 00:00:00 2001
From: Martin Kagamino Lehoux <martin@lehoux.net>
Date: Tue, 11 Aug 2026 20:36:48 +0200
Subject: feat: add interactive ride profile

---
 web/server.go          |   7 +-
 web/server_test.go     |  48 +++++++++++
 web/templates.templ    | 225 +++++++++++++++++++++++++++++++++++++++++++++++++
 web/templates_templ.go |  58 +++++++------
 web/views.go           |  81 +++++++++++++++++-
 5 files changed, 392 insertions(+), 27 deletions(-)

(limited to 'web')

diff --git a/web/server.go b/web/server.go
index 46fe66b..ee769f0 100644
--- a/web/server.go
+++ b/web/server.go
@@ -18,6 +18,7 @@ import (
 	"time"
 
 	"github.com/martinlehoux/biking_home/config"
+	"github.com/martinlehoux/biking_home/mountain_pass"
 	"github.com/martinlehoux/biking_home/ride"
 	"github.com/martinlehoux/biking_home/rides"
 	"github.com/martinlehoux/biking_home/strava"
@@ -103,8 +104,12 @@ func (s *Server) handleRide(w http.ResponseWriter, r *http.Request) {
 		}), w)
 		return
 	}
+	passes, err := mountain_pass.LoadMountainPasses(s.db)
+	if err != nil {
+		slog.Warn("Failed to load mountain passes for ride detail", "ride_id", id, "error", err)
+	}
 	slog.Info("Loaded ride detail", "ride_id", id)
-	kcore.RenderPage(r.Context(), RideDetailPage(buildRideDetailView(item, parsed)), w)
+	kcore.RenderPage(r.Context(), RideDetailPage(buildRideDetailView(item, parsed, passes)), w)
 }
 
 func (s *Server) listRides(rideSort RideSort) ([]rides.Ride, error) {
diff --git a/web/server_test.go b/web/server_test.go
index 5964c5a..8e4c568 100644
--- a/web/server_test.go
+++ b/web/server_test.go
@@ -14,7 +14,10 @@ import (
 	"testing"
 	"time"
 
+	"github.com/jftuga/geodist"
 	"github.com/martinlehoux/biking_home/config"
+	"github.com/martinlehoux/biking_home/mountain_pass"
+	"github.com/martinlehoux/biking_home/ride"
 	"github.com/martinlehoux/biking_home/rides"
 	"github.com/martinlehoux/biking_home/strava"
 	_ "github.com/mattn/go-sqlite3"
@@ -47,6 +50,19 @@ func newWebTestServer(t *testing.T) (*Server, *sql.DB) {
 		)
 	`)
 	require.NoError(t, err)
+	_, err = db.Exec(`
+		create table mountain_passes (
+			id integer primary key,
+			external_id text unique not null,
+			name text not null,
+			country_code text not null,
+			department_code text not null,
+			elevation integer not null,
+			latitude real,
+			longitude real
+		)
+	`)
+	require.NoError(t, err)
 	configPath := filepath.Join(t.TempDir(), "config.yaml")
 	appConfig := config.Default()
 	appConfig.Strava.ClientID = "123"
@@ -142,7 +158,13 @@ func TestHandlerRendersRideDetailWithEmbeddedRoute(t *testing.T) {
 	assert.Equal(t, http.StatusOK, response.Code)
 	assert.Contains(t, body, "Detailed Ride")
 	assert.Contains(t, body, `id="ride-route"`)
+	assert.Contains(t, body, `id="ride-profile"`)
+	assert.Contains(t, body, `id="ride-profile-chart"`)
 	assert.Contains(t, body, `id="ride-map"`)
+	assert.Contains(t, body, "pointermove")
+	assert.Contains(t, body, "circleMarker")
+	assert.Contains(t, body, "crossing.passElevationM")
+	assert.Contains(t, body, "const labelY = plot.top - 6")
 	assert.Contains(t, body, "leaflet@1.9.4/dist/leaflet.js")
 	assert.Contains(t, body, "tile.openstreetmap.org/{z}/{x}/{y}.png")
 	assert.Contains(t, body, `"type":"FeatureCollection"`)
@@ -150,6 +172,32 @@ func TestHandlerRendersRideDetailWithEmbeddedRoute(t *testing.T) {
 	assert.Contains(t, body, `"coordinates":[[5,43]`)
 }
 
+func TestBuildRideProfileIncludesClimbsAndCrossings(t *testing.T) {
+	parsed := ride.FromColumns(
+		[]float64{0, 1000, 2000},
+		[]float64{300, 447, 380},
+		[]geodist.Coord{{Lat: 43.61, Lon: 5.42}, {Lat: 43.62, Lon: 5.43}, {Lat: 43.63, Lon: 5.44}},
+		make([]time.Time, 3),
+	)
+	passes := []mountain_pass.MountainPass{{
+		Name:      "Pas de Magnan",
+		Elevation: 440,
+		Coord:     &geodist.Coord{Lat: 43.62, Lon: 5.43},
+	}}
+
+	profile := buildRideProfile(parsed, passes)
+
+	require.Len(t, profile.Points, 3)
+	assert.Equal(t, 1.0, profile.Points[1].DistanceKm)
+	assert.Equal(t, 447.0, profile.Points[1].ElevationM)
+	require.Len(t, profile.Climbs, 1)
+	assert.Equal(t, "Pas de Magnan", profile.Climbs[0].Name)
+	assert.Equal(t, 1.0, profile.Climbs[0].TopKm)
+	require.Len(t, profile.Crossings, 1)
+	assert.Equal(t, "Pas de Magnan", profile.Crossings[0].Name)
+	assert.Equal(t, 1.0, profile.Crossings[0].DistanceKm)
+}
+
 func TestHandlerRendersRideDetailWithoutRoute(t *testing.T) {
 	server, db := newWebTestServer(t)
 	item := rides.Ride{
diff --git a/web/templates.templ b/web/templates.templ
index 78591e1..b1304a5 100644
--- a/web/templates.templ
+++ b/web/templates.templ
@@ -43,6 +43,14 @@ templ Layout(title string, content templ.Component) {
 				.empty { padding: 2.5rem 1rem; text-align: center; color: #68746c; }
 				.map-panel { padding: 0; overflow: hidden; }
 				.ride-map { min-height: 24rem; height: min(65vh, 40rem); }
+				.profile-panel { padding-bottom: 1rem; }
+				.profile-heading { display: flex; align-items: baseline; justify-content: space-between; gap: 1rem; flex-wrap: wrap; }
+				.profile-heading h2 { margin: 0; font-size: 1.2rem; }
+				.profile-heading p { margin: 0; color: #68746c; font-size: .9rem; }
+				.profile-chart { margin-top: 1rem; }
+				.profile-chart canvas { display: block; width: 100%; height: 22rem; border-radius: .65rem; background: #fbfcfa; outline: none; }
+				.profile-chart canvas:focus-visible { box-shadow: 0 0 0 .2rem #18794e66; }
+				.profile-hover { display: block; min-height: 1.4rem; margin: .7rem 0 0; color: #5b675f; font-size: .9rem; }
 				dl { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; margin: 0; }
 				dt { color: #68746c; font-size: .78rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
 				dd { margin: .25rem 0 0; font-size: 1.2rem; font-weight: 700; }
@@ -113,16 +121,32 @@ templ RideDetailContent(data RideDetailView) {
 		<div class="error">{ data.RouteError }</div>
 	}
 	if data.HasRoute {
+		<section class="panel profile-panel">
+			<div class="profile-heading">
+				<h2>Elevation profile</h2>
+				<p>Hover or focus the profile to inspect the ride at that distance.</p>
+			</div>
+			<div class="profile-chart">
+				<canvas id="ride-profile-chart" tabindex="0" role="img" aria-describedby="ride-profile-hover" aria-label="Interactive ride elevation profile"></canvas>
+			</div>
+			<output id="ride-profile-hover" class="profile-hover" aria-live="polite">Hover or focus the profile to inspect elevation.</output>
+		</section>
 		<section class="panel map-panel">
 			<div id="ride-map" class="ride-map" role="img" aria-label="Recorded ride route map"></div>
 		</section>
 		@templ.JSONScript("ride-route", data.Route)
+		@templ.JSONScript("ride-profile", data.Profile)
 		<script src="https://unpkg.com/leaflet@1.9.4/dist/leaflet.js"></script>
 		<script>
 			(() => {
 				const mapElement = document.getElementById("ride-map");
 				const routeElement = document.getElementById("ride-route");
+				const profileElement = document.getElementById("ride-profile");
+				const canvas = document.getElementById("ride-profile-chart");
+				const hoverOutput = document.getElementById("ride-profile-hover");
+				if (!mapElement || !routeElement || !profileElement || !canvas || !hoverOutput) return;
 				const route = JSON.parse(routeElement.textContent);
+				const profile = JSON.parse(profileElement.textContent);
 				const map = L.map(mapElement);
 				const tiles = L.tileLayer("https://tile.openstreetmap.org/{z}/{x}/{y}.png", {
 					maxZoom: 19,
@@ -136,6 +160,207 @@ templ RideDetailContent(data RideDetailView) {
 				if (bounds.isValid()) {
 					map.fitBounds(bounds, { padding: [24, 24], maxZoom: 15 });
 				}
+
+				const points = profile.points || [];
+				if (points.length === 0) return;
+				const routeCursor = L.circleMarker([points[0].latitude, points[0].longitude], {
+					color: "#173b2a",
+					fillColor: "#d96932",
+					fillOpacity: 0,
+					opacity: 0,
+					radius: 7,
+					weight: 3,
+					interactive: false,
+				}).addTo(map);
+
+				const context = canvas.getContext("2d");
+				if (!context) return;
+				const state = { hoveredIndex: -1, plot: null, width: 0, height: 0 };
+				const minDistance = points[0].distanceKm;
+				const maxDistance = points[points.length - 1].distanceKm;
+				let minElevation = points[0].elevationM;
+				let maxElevation = points[0].elevationM;
+				for (const point of points) {
+					minElevation = Math.min(minElevation, point.elevationM);
+					maxElevation = Math.max(maxElevation, point.elevationM);
+				}
+				const elevationPadding = Math.max((maxElevation - minElevation) * 0.1, 20);
+				minElevation -= elevationPadding;
+				maxElevation += elevationPadding;
+
+				const formatDistance = (distance) => `${distance.toFixed(distance < 10 ? 1 : 0)} km`;
+				const formatElevation = (elevation) => `${Math.round(elevation)} m`;
+				const clamp = (value, min, max) => Math.max(min, Math.min(max, value));
+				const xForDistance = (distance) => {
+					const span = Math.max(maxDistance - minDistance, 1);
+					return state.plot.left + (distance - minDistance) / span * (state.plot.right - state.plot.left);
+				};
+				const yForElevation = (elevation) => {
+					const span = Math.max(maxElevation - minElevation, 1);
+					return state.plot.bottom - (elevation - minElevation) / span * (state.plot.bottom - state.plot.top);
+				};
+				const nearestPointIndex = (distance) => {
+					let low = 0;
+					let high = points.length - 1;
+					while (low < high) {
+						const middle = Math.floor((low + high) / 2);
+						if (points[middle].distanceKm < distance) low = middle + 1;
+						else high = middle;
+					}
+					if (low === 0) return low;
+					const previous = points[low - 1];
+					return distance - previous.distanceKm < points[low].distanceKm - distance ? low - 1 : low;
+				};
+
+				const draw = () => {
+					const rect = canvas.getBoundingClientRect();
+					if (rect.width === 0 || rect.height === 0) return;
+					const ratio = window.devicePixelRatio || 1;
+					canvas.width = Math.floor(rect.width * ratio);
+					canvas.height = Math.floor(rect.height * ratio);
+					context.setTransform(ratio, 0, 0, ratio, 0, 0);
+					state.width = rect.width;
+					state.height = rect.height;
+					state.plot = { left: 52, right: rect.width - 20, top: 24, bottom: rect.height - 34 };
+					const plot = state.plot;
+					context.clearRect(0, 0, rect.width, rect.height);
+					context.fillStyle = "#fbfcfa";
+					context.fillRect(0, 0, rect.width, rect.height);
+
+					context.font = "12px system-ui, sans-serif";
+					context.textBaseline = "middle";
+					for (let step = 0; step <= 4; step++) {
+						const fraction = step / 4;
+						const y = plot.top + fraction * (plot.bottom - plot.top);
+						const elevation = maxElevation - fraction * (maxElevation - minElevation);
+						context.strokeStyle = "#e5e9e5";
+						context.lineWidth = 1;
+						context.beginPath();
+						context.moveTo(plot.left, y);
+						context.lineTo(plot.right, y);
+						context.stroke();
+						context.fillStyle = "#68746c";
+						context.textAlign = "right";
+						context.fillText(formatElevation(elevation), plot.left - 8, y);
+					}
+
+					for (const climb of profile.climbs || []) {
+						const startX = clamp(xForDistance(climb.startKm), plot.left, plot.right);
+						const endX = clamp(xForDistance(climb.endKm), plot.left, plot.right);
+						context.fillStyle = "#d9693230";
+						context.fillRect(startX, plot.top, Math.max(endX - startX, 1), plot.bottom - plot.top);
+						const label = climb.name || `${climb.category} ${Math.round(climb.score)}`;
+						context.fillStyle = "#8c421f";
+						context.textAlign = "center";
+						context.textBaseline = "top";
+						context.fillText(label, clamp((startX + endX) / 2, plot.left + 24, plot.right - 24), plot.top + 4);
+					}
+
+					for (const crossing of profile.crossings || []) {
+						const x = xForDistance(crossing.distanceKm);
+						context.strokeStyle = "#18794e99";
+						context.lineWidth = 1;
+						context.setLineDash([4, 3]);
+						context.beginPath();
+						context.moveTo(x, plot.top);
+						context.lineTo(x, plot.bottom);
+						context.stroke();
+						context.setLineDash([]);
+					}
+
+					context.beginPath();
+					context.moveTo(xForDistance(points[0].distanceKm), plot.bottom);
+					for (const point of points) context.lineTo(xForDistance(point.distanceKm), yForElevation(point.elevationM));
+					context.lineTo(xForDistance(points[points.length - 1].distanceKm), plot.bottom);
+					context.closePath();
+					context.fillStyle = "#d9693220";
+					context.fill();
+					context.beginPath();
+					for (let i = 0; i < points.length; i++) {
+						const point = points[i];
+						if (i === 0) context.moveTo(xForDistance(point.distanceKm), yForElevation(point.elevationM));
+						else context.lineTo(xForDistance(point.distanceKm), yForElevation(point.elevationM));
+					}
+					context.strokeStyle = "#d96932";
+					context.lineWidth = 2.5;
+					context.stroke();
+					for (const crossing of profile.crossings || []) {
+						const x = xForDistance(crossing.distanceKm);
+						const label = `${crossing.name} ${Math.round(crossing.passElevationM)} m`;
+						const labelWidth = context.measureText(label).width;
+						const labelX = clamp(x, plot.left + labelWidth / 2 + 3, plot.right - labelWidth / 2 - 3);
+						const labelY = plot.top - 6;
+						context.fillStyle = "#fbfcfae6";
+						context.fillRect(labelX - labelWidth / 2 - 3, labelY - 15, labelWidth + 6, 16);
+						context.fillStyle = "#17633f";
+						context.textAlign = "center";
+						context.textBaseline = "bottom";
+						context.fillText(label, labelX, labelY);
+					}
+
+					context.fillStyle = "#68746c";
+					context.textAlign = "center";
+					context.textBaseline = "top";
+					for (let step = 0; step <= 4; step++) {
+						const distance = minDistance + step / 4 * (maxDistance - minDistance);
+						context.fillText(formatDistance(distance), xForDistance(distance), plot.bottom + 10);
+					}
+
+					if (state.hoveredIndex >= 0) {
+						const point = points[state.hoveredIndex];
+						const x = xForDistance(point.distanceKm);
+						const y = yForElevation(point.elevationM);
+						context.strokeStyle = "#173b2a99";
+						context.lineWidth = 1;
+						context.setLineDash([3, 3]);
+						context.beginPath();
+						context.moveTo(x, plot.top);
+						context.lineTo(x, plot.bottom);
+						context.stroke();
+						context.setLineDash([]);
+						context.fillStyle = "#173b2a";
+						context.beginPath();
+						context.arc(x, y, 5, 0, 2 * Math.PI);
+						context.fill();
+					}
+				};
+
+				const clearHover = () => {
+					state.hoveredIndex = -1;
+					routeCursor.setStyle({ opacity: 0, fillOpacity: 0 });
+					hoverOutput.textContent = "Hover or focus the profile to inspect elevation.";
+					draw();
+				};
+				const showPoint = (index) => {
+					state.hoveredIndex = clamp(index, 0, points.length - 1);
+					const point = points[state.hoveredIndex];
+					routeCursor.setLatLng([point.latitude, point.longitude]);
+					routeCursor.setStyle({ opacity: 1, fillOpacity: 0.9 });
+					hoverOutput.textContent = `${formatDistance(point.distanceKm)} · ${formatElevation(point.elevationM)}`;
+					draw();
+				};
+				canvas.addEventListener("pointermove", (event) => {
+					if (!state.plot) return;
+					const rect = canvas.getBoundingClientRect();
+					const x = event.clientX - rect.left;
+					if (x < state.plot.left || x > state.plot.right) {
+						clearHover();
+						return;
+					}
+					const distance = minDistance + (x - state.plot.left) / (state.plot.right - state.plot.left) * (maxDistance - minDistance);
+					showPoint(nearestPointIndex(distance));
+				});
+				canvas.addEventListener("pointerleave", clearHover);
+				canvas.addEventListener("pointercancel", clearHover);
+				canvas.addEventListener("keydown", (event) => {
+					if (event.key !== "ArrowLeft" && event.key !== "ArrowRight") return;
+					event.preventDefault();
+					const direction = event.key === "ArrowRight" ? 1 : -1;
+					const index = state.hoveredIndex < 0 ? (direction > 0 ? 0 : points.length - 1) : state.hoveredIndex + direction;
+					showPoint(index);
+				});
+				window.addEventListener("resize", draw);
+				draw();
 			})();
 		</script>
 	}
diff --git a/web/templates_templ.go b/web/templates_templ.go
index e0fecf8..8c71cd4 100644
--- a/web/templates_templ.go
+++ b/web/templates_templ.go
@@ -42,7 +42,7 @@ func Layout(title string, content templ.Component) templ.Component {
 		if templ_7745c5c3_Err != nil {
 			return templ_7745c5c3_Err
 		}
-		_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString(" · biking_home</title><link rel=\"stylesheet\" href=\"https://unpkg.com/leaflet@1.9.4/dist/leaflet.css\"><style>\n\t\t\t\t:root { color-scheme: light; font-family: system-ui, sans-serif; background: #f5f3ee; color: #1d2a22; }\n\t\t\t\t* { box-sizing: border-box; }\n\t\t\t\tbody { margin: 0; }\n\t\t\t\ta { color: #18794e; }\n\t\t\t\t.site-header { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: 1rem max(1rem, calc((100vw - 70rem) / 2)); background: #173b2a; color: #fff; }\n\t\t\t\t.site-header a { color: #fff; text-decoration: none; }\n\t\t\t\t.brand { font-weight: 750; letter-spacing: .02em; }\n\t\t\t\t.nav { display: flex; gap: 1rem; font-size: .95rem; }\n\t\t\t\t.container { width: min(70rem, calc(100% - 2rem)); margin: 0 auto; padding: 2.5rem 0 4rem; }\n\t\t\t\t.eyebrow { margin: 0 0 .4rem; color: #18794e; font-size: .78rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; }\n\t\t\t\th1 { margin: 0; font-size: clamp(2rem, 4vw, 3.2rem); line-height: 1; }\n\t\t\t\t.lead { max-width: 42rem; color: #5b675f; }\n\t\t\t\t.panel { margin-top: 2rem; padding: 1.25rem; border: 1px solid #d9ded8; border-radius: 1rem; background: #fff; box-shadow: 0 1rem 2.5rem #173b2a0d; }\n\t\t\t\t.toolbar { display: flex; align-items: end; justify-content: space-between; gap: 1rem; flex-wrap: wrap; }\n\t\t\t\t.button { display: inline-block; border: 0; border-radius: .65rem; padding: .7rem 1rem; background: #d96932; color: #fff; font: inherit; font-weight: 700; text-decoration: none; cursor: pointer; }\n\t\t\t\t.button.secondary { background: #e8eee9; color: #173b2a; }\n\t\t\t\tlabel { display: grid; gap: .35rem; color: #5b675f; font-size: .85rem; font-weight: 650; }\n\t\t\t\tinput { border: 1px solid #c8d0c9; border-radius: .55rem; padding: .65rem .7rem; font: inherit; color: inherit; background: #fff; }\n\t\t\t\t.form-row { display: flex; align-items: end; gap: .75rem; flex-wrap: wrap; }\n\t\t\t\t.sync-progress { display: grid; gap: .7rem; margin-top: 1.25rem; }\n\t\t\t\t.progress-heading { display: flex; justify-content: space-between; gap: 1rem; }\n\t\t\t\tprogress { width: 100%; height: .8rem; accent-color: #d96932; }\n\t\t\t\t.notice { margin: 1rem 0 0; border-radius: .6rem; padding: .75rem 1rem; background: #e5f3e9; color: #17633f; }\n\t\t\t\t.error { margin: 1rem 0 0; border-radius: .6rem; padding: .75rem 1rem; background: #fbe8df; color: #8c3517; }\n\t\t\t\ttable { width: 100%; border-collapse: collapse; }\n\t\t\t\tth, td { padding: .85rem .5rem; border-bottom: 1px solid #e5e9e5; text-align: left; }\n\t\t\t\tth { color: #68746c; font-size: .78rem; letter-spacing: .08em; text-transform: uppercase; }\n\t\t\t\t.sort-link { color: inherit; text-decoration: none; }\n\t\t\t\t.sort-link:hover, .sort-link:focus-visible, th.active .sort-link { color: #d96932; }\n\t\t\t\t.sort-indicator { display: inline-block; margin-left: .2rem; }\n\t\t\t\t.numeric { text-align: right; white-space: nowrap; }\n\t\t\t\t.empty { padding: 2.5rem 1rem; text-align: center; color: #68746c; }\n\t\t\t\t.map-panel { padding: 0; overflow: hidden; }\n\t\t\t\t.ride-map { min-height: 24rem; height: min(65vh, 40rem); }\n\t\t\t\tdl { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; margin: 0; }\n\t\t\t\tdt { color: #68746c; font-size: .78rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }\n\t\t\t\tdd { margin: .25rem 0 0; font-size: 1.2rem; font-weight: 700; }\n\t\t\t\t@media (max-width: 700px) { .container { width: min(100% - 1rem, 70rem); padding-top: 1.5rem; } .site-header { padding-inline: 1rem; } th:nth-child(n+4), td:nth-child(n+4) { display: none; } .panel { padding: .8rem; } }\n\t\t\t\t@media (max-width: 500px) { dl { grid-template-columns: repeat(2, 1fr); } }\n\t\t\t</style></head><body><header class=\"site-header\"><a class=\"brand\" href=\"/\">biking_home</a><nav class=\"nav\"><a href=\"/\">Rides</a><a href=\"/sync\">Sync Strava</a></nav></header><main class=\"container\">")
+		_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString(" · biking_home</title><link rel=\"stylesheet\" href=\"https://unpkg.com/leaflet@1.9.4/dist/leaflet.css\"><style>\n\t\t\t\t:root { color-scheme: light; font-family: system-ui, sans-serif; background: #f5f3ee; color: #1d2a22; }\n\t\t\t\t* { box-sizing: border-box; }\n\t\t\t\tbody { margin: 0; }\n\t\t\t\ta { color: #18794e; }\n\t\t\t\t.site-header { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: 1rem max(1rem, calc((100vw - 70rem) / 2)); background: #173b2a; color: #fff; }\n\t\t\t\t.site-header a { color: #fff; text-decoration: none; }\n\t\t\t\t.brand { font-weight: 750; letter-spacing: .02em; }\n\t\t\t\t.nav { display: flex; gap: 1rem; font-size: .95rem; }\n\t\t\t\t.container { width: min(70rem, calc(100% - 2rem)); margin: 0 auto; padding: 2.5rem 0 4rem; }\n\t\t\t\t.eyebrow { margin: 0 0 .4rem; color: #18794e; font-size: .78rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; }\n\t\t\t\th1 { margin: 0; font-size: clamp(2rem, 4vw, 3.2rem); line-height: 1; }\n\t\t\t\t.lead { max-width: 42rem; color: #5b675f; }\n\t\t\t\t.panel { margin-top: 2rem; padding: 1.25rem; border: 1px solid #d9ded8; border-radius: 1rem; background: #fff; box-shadow: 0 1rem 2.5rem #173b2a0d; }\n\t\t\t\t.toolbar { display: flex; align-items: end; justify-content: space-between; gap: 1rem; flex-wrap: wrap; }\n\t\t\t\t.button { display: inline-block; border: 0; border-radius: .65rem; padding: .7rem 1rem; background: #d96932; color: #fff; font: inherit; font-weight: 700; text-decoration: none; cursor: pointer; }\n\t\t\t\t.button.secondary { background: #e8eee9; color: #173b2a; }\n\t\t\t\tlabel { display: grid; gap: .35rem; color: #5b675f; font-size: .85rem; font-weight: 650; }\n\t\t\t\tinput { border: 1px solid #c8d0c9; border-radius: .55rem; padding: .65rem .7rem; font: inherit; color: inherit; background: #fff; }\n\t\t\t\t.form-row { display: flex; align-items: end; gap: .75rem; flex-wrap: wrap; }\n\t\t\t\t.sync-progress { display: grid; gap: .7rem; margin-top: 1.25rem; }\n\t\t\t\t.progress-heading { display: flex; justify-content: space-between; gap: 1rem; }\n\t\t\t\tprogress { width: 100%; height: .8rem; accent-color: #d96932; }\n\t\t\t\t.notice { margin: 1rem 0 0; border-radius: .6rem; padding: .75rem 1rem; background: #e5f3e9; color: #17633f; }\n\t\t\t\t.error { margin: 1rem 0 0; border-radius: .6rem; padding: .75rem 1rem; background: #fbe8df; color: #8c3517; }\n\t\t\t\ttable { width: 100%; border-collapse: collapse; }\n\t\t\t\tth, td { padding: .85rem .5rem; border-bottom: 1px solid #e5e9e5; text-align: left; }\n\t\t\t\tth { color: #68746c; font-size: .78rem; letter-spacing: .08em; text-transform: uppercase; }\n\t\t\t\t.sort-link { color: inherit; text-decoration: none; }\n\t\t\t\t.sort-link:hover, .sort-link:focus-visible, th.active .sort-link { color: #d96932; }\n\t\t\t\t.sort-indicator { display: inline-block; margin-left: .2rem; }\n\t\t\t\t.numeric { text-align: right; white-space: nowrap; }\n\t\t\t\t.empty { padding: 2.5rem 1rem; text-align: center; color: #68746c; }\n\t\t\t\t.map-panel { padding: 0; overflow: hidden; }\n\t\t\t\t.ride-map { min-height: 24rem; height: min(65vh, 40rem); }\n\t\t\t\t.profile-panel { padding-bottom: 1rem; }\n\t\t\t\t.profile-heading { display: flex; align-items: baseline; justify-content: space-between; gap: 1rem; flex-wrap: wrap; }\n\t\t\t\t.profile-heading h2 { margin: 0; font-size: 1.2rem; }\n\t\t\t\t.profile-heading p { margin: 0; color: #68746c; font-size: .9rem; }\n\t\t\t\t.profile-chart { margin-top: 1rem; }\n\t\t\t\t.profile-chart canvas { display: block; width: 100%; height: 22rem; border-radius: .65rem; background: #fbfcfa; outline: none; }\n\t\t\t\t.profile-chart canvas:focus-visible { box-shadow: 0 0 0 .2rem #18794e66; }\n\t\t\t\t.profile-hover { display: block; min-height: 1.4rem; margin: .7rem 0 0; color: #5b675f; font-size: .9rem; }\n\t\t\t\tdl { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; margin: 0; }\n\t\t\t\tdt { color: #68746c; font-size: .78rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }\n\t\t\t\tdd { margin: .25rem 0 0; font-size: 1.2rem; font-weight: 700; }\n\t\t\t\t@media (max-width: 700px) { .container { width: min(100% - 1rem, 70rem); padding-top: 1.5rem; } .site-header { padding-inline: 1rem; } th:nth-child(n+4), td:nth-child(n+4) { display: none; } .panel { padding: .8rem; } }\n\t\t\t\t@media (max-width: 500px) { dl { grid-template-columns: repeat(2, 1fr); } }\n\t\t\t</style></head><body><header class=\"site-header\"><a class=\"brand\" href=\"/\">biking_home</a><nav class=\"nav\"><a href=\"/\">Rides</a><a href=\"/sync\">Sync Strava</a></nav></header><main class=\"container\">")
 		if templ_7745c5c3_Err != nil {
 			return templ_7745c5c3_Err
 		}
@@ -148,7 +148,7 @@ func RidesContent(items []RideView, headers []RideSortHeader) templ.Component {
 				var templ_7745c5c3_Var7 string
 				templ_7745c5c3_Var7, templ_7745c5c3_Err = templ.JoinStringErrs(header.AriaSort)
 				if templ_7745c5c3_Err != nil {
-					return templ.Error{Err: templ_7745c5c3_Err, FileName: `web/templates.templ`, Line: 82, Col: 72}
+					return templ.Error{Err: templ_7745c5c3_Err, FileName: `web/templates.templ`, Line: 90, Col: 72}
 				}
 				_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString(templ.EscapeString(templ_7745c5c3_Var7))
 				if templ_7745c5c3_Err != nil {
@@ -170,7 +170,7 @@ func RidesContent(items []RideView, headers []RideSortHeader) templ.Component {
 				var templ_7745c5c3_Var9 string
 				templ_7745c5c3_Var9, templ_7745c5c3_Err = templ.JoinStringErrs(header.Label)
 				if templ_7745c5c3_Err != nil {
-					return templ.Error{Err: templ_7745c5c3_Err, FileName: `web/templates.templ`, Line: 82, Col: 141}
+					return templ.Error{Err: templ_7745c5c3_Err, FileName: `web/templates.templ`, Line: 90, Col: 141}
 				}
 				_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString(templ.EscapeString(templ_7745c5c3_Var9))
 				if templ_7745c5c3_Err != nil {
@@ -183,7 +183,7 @@ func RidesContent(items []RideView, headers []RideSortHeader) templ.Component {
 				var templ_7745c5c3_Var10 string
 				templ_7745c5c3_Var10, templ_7745c5c3_Err = templ.JoinStringErrs(header.Indicator)
 				if templ_7745c5c3_Err != nil {
-					return templ.Error{Err: templ_7745c5c3_Err, FileName: `web/templates.templ`, Line: 82, Col: 209}
+					return templ.Error{Err: templ_7745c5c3_Err, FileName: `web/templates.templ`, Line: 90, Col: 209}
 				}
 				_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString(templ.EscapeString(templ_7745c5c3_Var10))
 				if templ_7745c5c3_Err != nil {
@@ -215,7 +215,7 @@ func RidesContent(items []RideView, headers []RideSortHeader) templ.Component {
 				var templ_7745c5c3_Var12 string
 				templ_7745c5c3_Var12, templ_7745c5c3_Err = templ.JoinStringErrs(item.Name)
 				if templ_7745c5c3_Err != nil {
-					return templ.Error{Err: templ_7745c5c3_Err, FileName: `web/templates.templ`, Line: 87, Col: 79}
+					return templ.Error{Err: templ_7745c5c3_Err, FileName: `web/templates.templ`, Line: 95, Col: 79}
 				}
 				_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString(templ.EscapeString(templ_7745c5c3_Var12))
 				if templ_7745c5c3_Err != nil {
@@ -228,7 +228,7 @@ func RidesContent(items []RideView, headers []RideSortHeader) templ.Component {
 				var templ_7745c5c3_Var13 string
 				templ_7745c5c3_Var13, templ_7745c5c3_Err = templ.JoinStringErrs(item.Type)
 				if templ_7745c5c3_Err != nil {
-					return templ.Error{Err: templ_7745c5c3_Err, FileName: `web/templates.templ`, Line: 87, Col: 117}
+					return templ.Error{Err: templ_7745c5c3_Err, FileName: `web/templates.templ`, Line: 95, Col: 117}
 				}
 				_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString(templ.EscapeString(templ_7745c5c3_Var13))
 				if templ_7745c5c3_Err != nil {
@@ -241,7 +241,7 @@ func RidesContent(items []RideView, headers []RideSortHeader) templ.Component {
 				var templ_7745c5c3_Var14 string
 				templ_7745c5c3_Var14, templ_7745c5c3_Err = templ.JoinStringErrs(formatRideDate(item.StartDate))
 				if templ_7745c5c3_Err != nil {
-					return templ.Error{Err: templ_7745c5c3_Err, FileName: `web/templates.templ`, Line: 87, Col: 168}
+					return templ.Error{Err: templ_7745c5c3_Err, FileName: `web/templates.templ`, Line: 95, Col: 168}
 				}
 				_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString(templ.EscapeString(templ_7745c5c3_Var14))
 				if templ_7745c5c3_Err != nil {
@@ -254,7 +254,7 @@ func RidesContent(items []RideView, headers []RideSortHeader) templ.Component {
 				var templ_7745c5c3_Var15 string
 				templ_7745c5c3_Var15, templ_7745c5c3_Err = templ.JoinStringErrs(formatDistance(item.DistanceM))
 				if templ_7745c5c3_Err != nil {
-					return templ.Error{Err: templ_7745c5c3_Err, FileName: `web/templates.templ`, Line: 87, Col: 227}
+					return templ.Error{Err: templ_7745c5c3_Err, FileName: `web/templates.templ`, Line: 95, Col: 227}
 				}
 				_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString(templ.EscapeString(templ_7745c5c3_Var15))
 				if templ_7745c5c3_Err != nil {
@@ -267,7 +267,7 @@ func RidesContent(items []RideView, headers []RideSortHeader) templ.Component {
 				var templ_7745c5c3_Var16 string
 				templ_7745c5c3_Var16, templ_7745c5c3_Err = templ.JoinStringErrs(formatDuration(item.MovingTimeS))
 				if templ_7745c5c3_Err != nil {
-					return templ.Error{Err: templ_7745c5c3_Err, FileName: `web/templates.templ`, Line: 87, Col: 288}
+					return templ.Error{Err: templ_7745c5c3_Err, FileName: `web/templates.templ`, Line: 95, Col: 288}
 				}
 				_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString(templ.EscapeString(templ_7745c5c3_Var16))
 				if templ_7745c5c3_Err != nil {
@@ -280,7 +280,7 @@ func RidesContent(items []RideView, headers []RideSortHeader) templ.Component {
 				var templ_7745c5c3_Var17 string
 				templ_7745c5c3_Var17, templ_7745c5c3_Err = templ.JoinStringErrs(formatElevation(item.TotalElevationGainM))
 				if templ_7745c5c3_Err != nil {
-					return templ.Error{Err: templ_7745c5c3_Err, FileName: `web/templates.templ`, Line: 87, Col: 358}
+					return templ.Error{Err: templ_7745c5c3_Err, FileName: `web/templates.templ`, Line: 95, Col: 358}
 				}
 				_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString(templ.EscapeString(templ_7745c5c3_Var17))
 				if templ_7745c5c3_Err != nil {
@@ -293,7 +293,7 @@ func RidesContent(items []RideView, headers []RideSortHeader) templ.Component {
 				var templ_7745c5c3_Var18 string
 				templ_7745c5c3_Var18, templ_7745c5c3_Err = templ.JoinStringErrs(item.Cotacol)
 				if templ_7745c5c3_Err != nil {
-					return templ.Error{Err: templ_7745c5c3_Err, FileName: `web/templates.templ`, Line: 87, Col: 399}
+					return templ.Error{Err: templ_7745c5c3_Err, FileName: `web/templates.templ`, Line: 95, Col: 399}
 				}
 				_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString(templ.EscapeString(templ_7745c5c3_Var18))
 				if templ_7745c5c3_Err != nil {
@@ -306,7 +306,7 @@ func RidesContent(items []RideView, headers []RideSortHeader) templ.Component {
 				var templ_7745c5c3_Var19 string
 				templ_7745c5c3_Var19, templ_7745c5c3_Err = templ.JoinStringErrs(item.CotacolPer100Km)
 				if templ_7745c5c3_Err != nil {
-					return templ.Error{Err: templ_7745c5c3_Err, FileName: `web/templates.templ`, Line: 87, Col: 448}
+					return templ.Error{Err: templ_7745c5c3_Err, FileName: `web/templates.templ`, Line: 95, Col: 448}
 				}
 				_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString(templ.EscapeString(templ_7745c5c3_Var19))
 				if templ_7745c5c3_Err != nil {
@@ -387,7 +387,7 @@ func RideDetailContent(data RideDetailView) templ.Component {
 		var templ_7745c5c3_Var22 string
 		templ_7745c5c3_Var22, templ_7745c5c3_Err = templ.JoinStringErrs(data.Ride.Name)
 		if templ_7745c5c3_Err != nil {
-			return templ.Error{Err: templ_7745c5c3_Err, FileName: `web/templates.templ`, Line: 102, Col: 27}
+			return templ.Error{Err: templ_7745c5c3_Err, FileName: `web/templates.templ`, Line: 110, Col: 27}
 		}
 		_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString(templ.EscapeString(templ_7745c5c3_Var22))
 		if templ_7745c5c3_Err != nil {
@@ -400,7 +400,7 @@ func RideDetailContent(data RideDetailView) templ.Component {
 		var templ_7745c5c3_Var23 string
 		templ_7745c5c3_Var23, templ_7745c5c3_Err = templ.JoinStringErrs(data.Ride.Type)
 		if templ_7745c5c3_Err != nil {
-			return templ.Error{Err: templ_7745c5c3_Err, FileName: `web/templates.templ`, Line: 102, Col: 66}
+			return templ.Error{Err: templ_7745c5c3_Err, FileName: `web/templates.templ`, Line: 110, Col: 66}
 		}
 		_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString(templ.EscapeString(templ_7745c5c3_Var23))
 		if templ_7745c5c3_Err != nil {
@@ -413,7 +413,7 @@ func RideDetailContent(data RideDetailView) templ.Component {
 		var templ_7745c5c3_Var24 string
 		templ_7745c5c3_Var24, templ_7745c5c3_Err = templ.JoinStringErrs(formatRideDate(data.Ride.StartDate))
 		if templ_7745c5c3_Err != nil {
-			return templ.Error{Err: templ_7745c5c3_Err, FileName: `web/templates.templ`, Line: 102, Col: 109}
+			return templ.Error{Err: templ_7745c5c3_Err, FileName: `web/templates.templ`, Line: 110, Col: 109}
 		}
 		_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString(templ.EscapeString(templ_7745c5c3_Var24))
 		if templ_7745c5c3_Err != nil {
@@ -426,7 +426,7 @@ func RideDetailContent(data RideDetailView) templ.Component {
 		var templ_7745c5c3_Var25 string
 		templ_7745c5c3_Var25, templ_7745c5c3_Err = templ.JoinStringErrs(formatDistance(data.Ride.DistanceM))
 		if templ_7745c5c3_Err != nil {
-			return templ.Error{Err: templ_7745c5c3_Err, FileName: `web/templates.templ`, Line: 107, Col: 66}
+			return templ.Error{Err: templ_7745c5c3_Err, FileName: `web/templates.templ`, Line: 115, Col: 66}
 		}
 		_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString(templ.EscapeString(templ_7745c5c3_Var25))
 		if templ_7745c5c3_Err != nil {
@@ -439,7 +439,7 @@ func RideDetailContent(data RideDetailView) templ.Component {
 		var templ_7745c5c3_Var26 string
 		templ_7745c5c3_Var26, templ_7745c5c3_Err = templ.JoinStringErrs(formatDuration(data.Ride.MovingTimeS))
 		if templ_7745c5c3_Err != nil {
-			return templ.Error{Err: templ_7745c5c3_Err, FileName: `web/templates.templ`, Line: 108, Col: 71}
+			return templ.Error{Err: templ_7745c5c3_Err, FileName: `web/templates.templ`, Line: 116, Col: 71}
 		}
 		_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString(templ.EscapeString(templ_7745c5c3_Var26))
 		if templ_7745c5c3_Err != nil {
@@ -452,7 +452,7 @@ func RideDetailContent(data RideDetailView) templ.Component {
 		var templ_7745c5c3_Var27 string
 		templ_7745c5c3_Var27, templ_7745c5c3_Err = templ.JoinStringErrs(formatElevation(data.Ride.TotalElevationGainM))
 		if templ_7745c5c3_Err != nil {
-			return templ.Error{Err: templ_7745c5c3_Err, FileName: `web/templates.templ`, Line: 109, Col: 78}
+			return templ.Error{Err: templ_7745c5c3_Err, FileName: `web/templates.templ`, Line: 117, Col: 78}
 		}
 		_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString(templ.EscapeString(templ_7745c5c3_Var27))
 		if templ_7745c5c3_Err != nil {
@@ -470,7 +470,7 @@ func RideDetailContent(data RideDetailView) templ.Component {
 			var templ_7745c5c3_Var28 string
 			templ_7745c5c3_Var28, templ_7745c5c3_Err = templ.JoinStringErrs(data.RouteError)
 			if templ_7745c5c3_Err != nil {
-				return templ.Error{Err: templ_7745c5c3_Err, FileName: `web/templates.templ`, Line: 113, Col: 38}
+				return templ.Error{Err: templ_7745c5c3_Err, FileName: `web/templates.templ`, Line: 121, Col: 38}
 			}
 			_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString(templ.EscapeString(templ_7745c5c3_Var28))
 			if templ_7745c5c3_Err != nil {
@@ -482,7 +482,7 @@ func RideDetailContent(data RideDetailView) templ.Component {
 			}
 		}
 		if data.HasRoute {
-			_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString("<section class=\"panel map-panel\"><div id=\"ride-map\" class=\"ride-map\" role=\"img\" aria-label=\"Recorded ride route map\"></div></section>")
+			_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString("<section class=\"panel profile-panel\"><div class=\"profile-heading\"><h2>Elevation profile</h2><p>Hover or focus the profile to inspect the ride at that distance.</p></div><div class=\"profile-chart\"><canvas id=\"ride-profile-chart\" tabindex=\"0\" role=\"img\" aria-describedby=\"ride-profile-hover\" aria-label=\"Interactive ride elevation profile\"></canvas></div><output id=\"ride-profile-hover\" class=\"profile-hover\" aria-live=\"polite\">Hover or focus the profile to inspect elevation.</output></section><section class=\"panel map-panel\"><div id=\"ride-map\" class=\"ride-map\" role=\"img\" aria-label=\"Recorded ride route map\"></div></section>")
 			if templ_7745c5c3_Err != nil {
 				return templ_7745c5c3_Err
 			}
@@ -490,7 +490,15 @@ func RideDetailContent(data RideDetailView) templ.Component {
 			if templ_7745c5c3_Err != nil {
 				return templ_7745c5c3_Err
 			}
-			_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString(" <script src=\"https://unpkg.com/leaflet@1.9.4/dist/leaflet.js\"></script> <script>\n\t\t\t(() => {\n\t\t\t\tconst mapElement = document.getElementById(\"ride-map\");\n\t\t\t\tconst routeElement = document.getElementById(\"ride-route\");\n\t\t\t\tconst route = JSON.parse(routeElement.textContent);\n\t\t\t\tconst map = L.map(mapElement);\n\t\t\t\tconst tiles = L.tileLayer(\"https://tile.openstreetmap.org/{z}/{x}/{y}.png\", {\n\t\t\t\t\tmaxZoom: 19,\n\t\t\t\t\tattribution: '&copy; <a href=\"https://www.openstreetmap.org/copyright\">OpenStreetMap</a> contributors',\n\t\t\t\t});\n\t\t\t\ttiles.addTo(map);\n\t\t\t\tconst routeLayer = L.geoJSON(route, {\n\t\t\t\t\tstyle: { color: \"#d96932\", weight: 4, opacity: 0.9 },\n\t\t\t\t}).addTo(map);\n\t\t\t\tconst bounds = routeLayer.getBounds();\n\t\t\t\tif (bounds.isValid()) {\n\t\t\t\t\tmap.fitBounds(bounds, { padding: [24, 24], maxZoom: 15 });\n\t\t\t\t}\n\t\t\t})();\n\t\t</script>")
+			_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString(" ")
+			if templ_7745c5c3_Err != nil {
+				return templ_7745c5c3_Err
+			}
+			templ_7745c5c3_Err = templ.JSONScript("ride-profile", data.Profile).Render(ctx, templ_7745c5c3_Buffer)
+			if templ_7745c5c3_Err != nil {
+				return templ_7745c5c3_Err
+			}
+			_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString(" <script src=\"https://unpkg.com/leaflet@1.9.4/dist/leaflet.js\"></script> <script>\n\t\t\t(() => {\n\t\t\t\tconst mapElement = document.getElementById(\"ride-map\");\n\t\t\t\tconst routeElement = document.getElementById(\"ride-route\");\n\t\t\t\tconst profileElement = document.getElementById(\"ride-profile\");\n\t\t\t\tconst canvas = document.getElementById(\"ride-profile-chart\");\n\t\t\t\tconst hoverOutput = document.getElementById(\"ride-profile-hover\");\n\t\t\t\tif (!mapElement || !routeElement || !profileElement || !canvas || !hoverOutput) return;\n\t\t\t\tconst route = JSON.parse(routeElement.textContent);\n\t\t\t\tconst profile = JSON.parse(profileElement.textContent);\n\t\t\t\tconst map = L.map(mapElement);\n\t\t\t\tconst tiles = L.tileLayer(\"https://tile.openstreetmap.org/{z}/{x}/{y}.png\", {\n\t\t\t\t\tmaxZoom: 19,\n\t\t\t\t\tattribution: '&copy; <a href=\"https://www.openstreetmap.org/copyright\">OpenStreetMap</a> contributors',\n\t\t\t\t});\n\t\t\t\ttiles.addTo(map);\n\t\t\t\tconst routeLayer = L.geoJSON(route, {\n\t\t\t\t\tstyle: { color: \"#d96932\", weight: 4, opacity: 0.9 },\n\t\t\t\t}).addTo(map);\n\t\t\t\tconst bounds = routeLayer.getBounds();\n\t\t\t\tif (bounds.isValid()) {\n\t\t\t\t\tmap.fitBounds(bounds, { padding: [24, 24], maxZoom: 15 });\n\t\t\t\t}\n\n\t\t\t\tconst points = profile.points || [];\n\t\t\t\tif (points.length === 0) return;\n\t\t\t\tconst routeCursor = L.circleMarker([points[0].latitude, points[0].longitude], {\n\t\t\t\t\tcolor: \"#173b2a\",\n\t\t\t\t\tfillColor: \"#d96932\",\n\t\t\t\t\tfillOpacity: 0,\n\t\t\t\t\topacity: 0,\n\t\t\t\t\tradius: 7,\n\t\t\t\t\tweight: 3,\n\t\t\t\t\tinteractive: false,\n\t\t\t\t}).addTo(map);\n\n\t\t\t\tconst context = canvas.getContext(\"2d\");\n\t\t\t\tif (!context) return;\n\t\t\t\tconst state = { hoveredIndex: -1, plot: null, width: 0, height: 0 };\n\t\t\t\tconst minDistance = points[0].distanceKm;\n\t\t\t\tconst maxDistance = points[points.length - 1].distanceKm;\n\t\t\t\tlet minElevation = points[0].elevationM;\n\t\t\t\tlet maxElevation = points[0].elevationM;\n\t\t\t\tfor (const point of points) {\n\t\t\t\t\tminElevation = Math.min(minElevation, point.elevationM);\n\t\t\t\t\tmaxElevation = Math.max(maxElevation, point.elevationM);\n\t\t\t\t}\n\t\t\t\tconst elevationPadding = Math.max((maxElevation - minElevation) * 0.1, 20);\n\t\t\t\tminElevation -= elevationPadding;\n\t\t\t\tmaxElevation += elevationPadding;\n\n\t\t\t\tconst formatDistance = (distance) => `${distance.toFixed(distance < 10 ? 1 : 0)} km`;\n\t\t\t\tconst formatElevation = (elevation) => `${Math.round(elevation)} m`;\n\t\t\t\tconst clamp = (value, min, max) => Math.max(min, Math.min(max, value));\n\t\t\t\tconst xForDistance = (distance) => {\n\t\t\t\t\tconst span = Math.max(maxDistance - minDistance, 1);\n\t\t\t\t\treturn state.plot.left + (distance - minDistance) / span * (state.plot.right - state.plot.left);\n\t\t\t\t};\n\t\t\t\tconst yForElevation = (elevation) => {\n\t\t\t\t\tconst span = Math.max(maxElevation - minElevation, 1);\n\t\t\t\t\treturn state.plot.bottom - (elevation - minElevation) / span * (state.plot.bottom - state.plot.top);\n\t\t\t\t};\n\t\t\t\tconst nearestPointIndex = (distance) => {\n\t\t\t\t\tlet low = 0;\n\t\t\t\t\tlet high = points.length - 1;\n\t\t\t\t\twhile (low < high) {\n\t\t\t\t\t\tconst middle = Math.floor((low + high) / 2);\n\t\t\t\t\t\tif (points[middle].distanceKm < distance) low = middle + 1;\n\t\t\t\t\t\telse high = middle;\n\t\t\t\t\t}\n\t\t\t\t\tif (low === 0) return low;\n\t\t\t\t\tconst previous = points[low - 1];\n\t\t\t\t\treturn distance - previous.distanceKm < points[low].distanceKm - distance ? low - 1 : low;\n\t\t\t\t};\n\n\t\t\t\tconst draw = () => {\n\t\t\t\t\tconst rect = canvas.getBoundingClientRect();\n\t\t\t\t\tif (rect.width === 0 || rect.height === 0) return;\n\t\t\t\t\tconst ratio = window.devicePixelRatio || 1;\n\t\t\t\t\tcanvas.width = Math.floor(rect.width * ratio);\n\t\t\t\t\tcanvas.height = Math.floor(rect.height * ratio);\n\t\t\t\t\tcontext.setTransform(ratio, 0, 0, ratio, 0, 0);\n\t\t\t\t\tstate.width = rect.width;\n\t\t\t\t\tstate.height = rect.height;\n\t\t\t\t\tstate.plot = { left: 52, right: rect.width - 20, top: 24, bottom: rect.height - 34 };\n\t\t\t\t\tconst plot = state.plot;\n\t\t\t\t\tcontext.clearRect(0, 0, rect.width, rect.height);\n\t\t\t\t\tcontext.fillStyle = \"#fbfcfa\";\n\t\t\t\t\tcontext.fillRect(0, 0, rect.width, rect.height);\n\n\t\t\t\t\tcontext.font = \"12px system-ui, sans-serif\";\n\t\t\t\t\tcontext.textBaseline = \"middle\";\n\t\t\t\t\tfor (let step = 0; step <= 4; step++) {\n\t\t\t\t\t\tconst fraction = step / 4;\n\t\t\t\t\t\tconst y = plot.top + fraction * (plot.bottom - plot.top);\n\t\t\t\t\t\tconst elevation = maxElevation - fraction * (maxElevation - minElevation);\n\t\t\t\t\t\tcontext.strokeStyle = \"#e5e9e5\";\n\t\t\t\t\t\tcontext.lineWidth = 1;\n\t\t\t\t\t\tcontext.beginPath();\n\t\t\t\t\t\tcontext.moveTo(plot.left, y);\n\t\t\t\t\t\tcontext.lineTo(plot.right, y);\n\t\t\t\t\t\tcontext.stroke();\n\t\t\t\t\t\tcontext.fillStyle = \"#68746c\";\n\t\t\t\t\t\tcontext.textAlign = \"right\";\n\t\t\t\t\t\tcontext.fillText(formatElevation(elevation), plot.left - 8, y);\n\t\t\t\t\t}\n\n\t\t\t\t\tfor (const climb of profile.climbs || []) {\n\t\t\t\t\t\tconst startX = clamp(xForDistance(climb.startKm), plot.left, plot.right);\n\t\t\t\t\t\tconst endX = clamp(xForDistance(climb.endKm), plot.left, plot.right);\n\t\t\t\t\t\tcontext.fillStyle = \"#d9693230\";\n\t\t\t\t\t\tcontext.fillRect(startX, plot.top, Math.max(endX - startX, 1), plot.bottom - plot.top);\n\t\t\t\t\t\tconst label = climb.name || `${climb.category} ${Math.round(climb.score)}`;\n\t\t\t\t\t\tcontext.fillStyle = \"#8c421f\";\n\t\t\t\t\t\tcontext.textAlign = \"center\";\n\t\t\t\t\t\tcontext.textBaseline = \"top\";\n\t\t\t\t\t\tcontext.fillText(label, clamp((startX + endX) / 2, plot.left + 24, plot.right - 24), plot.top + 4);\n\t\t\t\t\t}\n\n\t\t\t\t\tfor (const crossing of profile.crossings || []) {\n\t\t\t\t\t\tconst x = xForDistance(crossing.distanceKm);\n\t\t\t\t\t\tcontext.strokeStyle = \"#18794e99\";\n\t\t\t\t\t\tcontext.lineWidth = 1;\n\t\t\t\t\t\tcontext.setLineDash([4, 3]);\n\t\t\t\t\t\tcontext.beginPath();\n\t\t\t\t\t\tcontext.moveTo(x, plot.top);\n\t\t\t\t\t\tcontext.lineTo(x, plot.bottom);\n\t\t\t\t\t\tcontext.stroke();\n\t\t\t\t\t\tcontext.setLineDash([]);\n\t\t\t\t\t}\n\n\t\t\t\t\tcontext.beginPath();\n\t\t\t\t\tcontext.moveTo(xForDistance(points[0].distanceKm), plot.bottom);\n\t\t\t\t\tfor (const point of points) context.lineTo(xForDistance(point.distanceKm), yForElevation(point.elevationM));\n\t\t\t\t\tcontext.lineTo(xForDistance(points[points.length - 1].distanceKm), plot.bottom);\n\t\t\t\t\tcontext.closePath();\n\t\t\t\t\tcontext.fillStyle = \"#d9693220\";\n\t\t\t\t\tcontext.fill();\n\t\t\t\t\tcontext.beginPath();\n\t\t\t\t\tfor (let i = 0; i < points.length; i++) {\n\t\t\t\t\t\tconst point = points[i];\n\t\t\t\t\t\tif (i === 0) context.moveTo(xForDistance(point.distanceKm), yForElevation(point.elevationM));\n\t\t\t\t\t\telse context.lineTo(xForDistance(point.distanceKm), yForElevation(point.elevationM));\n\t\t\t\t\t}\n\t\t\t\t\tcontext.strokeStyle = \"#d96932\";\n\t\t\t\t\tcontext.lineWidth = 2.5;\n\t\t\t\t\tcontext.stroke();\n\t\t\t\t\tfor (const crossing of profile.crossings || []) {\n\t\t\t\t\t\tconst x = xForDistance(crossing.distanceKm);\n\t\t\t\t\t\tconst label = `${crossing.name} ${Math.round(crossing.passElevationM)} m`;\n\t\t\t\t\t\tconst labelWidth = context.measureText(label).width;\n\t\t\t\t\t\tconst labelX = clamp(x, plot.left + labelWidth / 2 + 3, plot.right - labelWidth / 2 - 3);\n\t\t\t\t\t\tconst labelY = plot.top - 6;\n\t\t\t\t\t\tcontext.fillStyle = \"#fbfcfae6\";\n\t\t\t\t\t\tcontext.fillRect(labelX - labelWidth / 2 - 3, labelY - 15, labelWidth + 6, 16);\n\t\t\t\t\t\tcontext.fillStyle = \"#17633f\";\n\t\t\t\t\t\tcontext.textAlign = \"center\";\n\t\t\t\t\t\tcontext.textBaseline = \"bottom\";\n\t\t\t\t\t\tcontext.fillText(label, labelX, labelY);\n\t\t\t\t\t}\n\n\t\t\t\t\tcontext.fillStyle = \"#68746c\";\n\t\t\t\t\tcontext.textAlign = \"center\";\n\t\t\t\t\tcontext.textBaseline = \"top\";\n\t\t\t\t\tfor (let step = 0; step <= 4; step++) {\n\t\t\t\t\t\tconst distance = minDistance + step / 4 * (maxDistance - minDistance);\n\t\t\t\t\t\tcontext.fillText(formatDistance(distance), xForDistance(distance), plot.bottom + 10);\n\t\t\t\t\t}\n\n\t\t\t\t\tif (state.hoveredIndex >= 0) {\n\t\t\t\t\t\tconst point = points[state.hoveredIndex];\n\t\t\t\t\t\tconst x = xForDistance(point.distanceKm);\n\t\t\t\t\t\tconst y = yForElevation(point.elevationM);\n\t\t\t\t\t\tcontext.strokeStyle = \"#173b2a99\";\n\t\t\t\t\t\tcontext.lineWidth = 1;\n\t\t\t\t\t\tcontext.setLineDash([3, 3]);\n\t\t\t\t\t\tcontext.beginPath();\n\t\t\t\t\t\tcontext.moveTo(x, plot.top);\n\t\t\t\t\t\tcontext.lineTo(x, plot.bottom);\n\t\t\t\t\t\tcontext.stroke();\n\t\t\t\t\t\tcontext.setLineDash([]);\n\t\t\t\t\t\tcontext.fillStyle = \"#173b2a\";\n\t\t\t\t\t\tcontext.beginPath();\n\t\t\t\t\t\tcontext.arc(x, y, 5, 0, 2 * Math.PI);\n\t\t\t\t\t\tcontext.fill();\n\t\t\t\t\t}\n\t\t\t\t};\n\n\t\t\t\tconst clearHover = () => {\n\t\t\t\t\tstate.hoveredIndex = -1;\n\t\t\t\t\trouteCursor.setStyle({ opacity: 0, fillOpacity: 0 });\n\t\t\t\t\thoverOutput.textContent = \"Hover or focus the profile to inspect elevation.\";\n\t\t\t\t\tdraw();\n\t\t\t\t};\n\t\t\t\tconst showPoint = (index) => {\n\t\t\t\t\tstate.hoveredIndex = clamp(index, 0, points.length - 1);\n\t\t\t\t\tconst point = points[state.hoveredIndex];\n\t\t\t\t\trouteCursor.setLatLng([point.latitude, point.longitude]);\n\t\t\t\t\trouteCursor.setStyle({ opacity: 1, fillOpacity: 0.9 });\n\t\t\t\t\thoverOutput.textContent = `${formatDistance(point.distanceKm)} · ${formatElevation(point.elevationM)}`;\n\t\t\t\t\tdraw();\n\t\t\t\t};\n\t\t\t\tcanvas.addEventListener(\"pointermove\", (event) => {\n\t\t\t\t\tif (!state.plot) return;\n\t\t\t\t\tconst rect = canvas.getBoundingClientRect();\n\t\t\t\t\tconst x = event.clientX - rect.left;\n\t\t\t\t\tif (x < state.plot.left || x > state.plot.right) {\n\t\t\t\t\t\tclearHover();\n\t\t\t\t\t\treturn;\n\t\t\t\t\t}\n\t\t\t\t\tconst distance = minDistance + (x - state.plot.left) / (state.plot.right - state.plot.left) * (maxDistance - minDistance);\n\t\t\t\t\tshowPoint(nearestPointIndex(distance));\n\t\t\t\t});\n\t\t\t\tcanvas.addEventListener(\"pointerleave\", clearHover);\n\t\t\t\tcanvas.addEventListener(\"pointercancel\", clearHover);\n\t\t\t\tcanvas.addEventListener(\"keydown\", (event) => {\n\t\t\t\t\tif (event.key !== \"ArrowLeft\" && event.key !== \"ArrowRight\") return;\n\t\t\t\t\tevent.preventDefault();\n\t\t\t\t\tconst direction = event.key === \"ArrowRight\" ? 1 : -1;\n\t\t\t\t\tconst index = state.hoveredIndex < 0 ? (direction > 0 ? 0 : points.length - 1) : state.hoveredIndex + direction;\n\t\t\t\t\tshowPoint(index);\n\t\t\t\t});\n\t\t\t\twindow.addEventListener(\"resize\", draw);\n\t\t\t\tdraw();\n\t\t\t})();\n\t\t</script>")
 			if templ_7745c5c3_Err != nil {
 				return templ_7745c5c3_Err
 			}
@@ -561,7 +569,7 @@ func SyncContent(data SyncPageData) templ.Component {
 			var templ_7745c5c3_Var31 string
 			templ_7745c5c3_Var31, templ_7745c5c3_Err = templ.JoinStringErrs(data.Notice)
 			if templ_7745c5c3_Err != nil {
-				return templ.Error{Err: templ_7745c5c3_Err, FileName: `web/templates.templ`, Line: 153, Col: 52}
+				return templ.Error{Err: templ_7745c5c3_Err, FileName: `web/templates.templ`, Line: 378, Col: 52}
 			}
 			_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString(templ.EscapeString(templ_7745c5c3_Var31))
 			if templ_7745c5c3_Err != nil {
@@ -585,7 +593,7 @@ func SyncContent(data SyncPageData) templ.Component {
 			var templ_7745c5c3_Var32 string
 			templ_7745c5c3_Var32, templ_7745c5c3_Err = templ.JoinStringErrs(data.Error)
 			if templ_7745c5c3_Err != nil {
-				return templ.Error{Err: templ_7745c5c3_Err, FileName: `web/templates.templ`, Line: 158, Col: 49}
+				return templ.Error{Err: templ_7745c5c3_Err, FileName: `web/templates.templ`, Line: 383, Col: 49}
 			}
 			_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString(templ.EscapeString(templ_7745c5c3_Var32))
 			if templ_7745c5c3_Err != nil {
@@ -627,7 +635,7 @@ func SyncContent(data SyncPageData) templ.Component {
 			var templ_7745c5c3_Var34 string
 			templ_7745c5c3_Var34, templ_7745c5c3_Err = templ.JoinStringErrs(data.From)
 			if templ_7745c5c3_Err != nil {
-				return templ.Error{Err: templ_7745c5c3_Err, FileName: `web/templates.templ`, Line: 169, Col: 64}
+				return templ.Error{Err: templ_7745c5c3_Err, FileName: `web/templates.templ`, Line: 394, Col: 64}
 			}
 			_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString(templ.EscapeString(templ_7745c5c3_Var34))
 			if templ_7745c5c3_Err != nil {
@@ -640,7 +648,7 @@ func SyncContent(data SyncPageData) templ.Component {
 			var templ_7745c5c3_Var35 string
 			templ_7745c5c3_Var35, templ_7745c5c3_Err = templ.JoinStringErrs(data.To)
 			if templ_7745c5c3_Err != nil {
-				return templ.Error{Err: templ_7745c5c3_Err, FileName: `web/templates.templ`, Line: 170, Col: 58}
+				return templ.Error{Err: templ_7745c5c3_Err, FileName: `web/templates.templ`, Line: 395, Col: 58}
 			}
 			_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString(templ.EscapeString(templ_7745c5c3_Var35))
 			if templ_7745c5c3_Err != nil {
diff --git a/web/views.go b/web/views.go
index a644d1e..2ce9eb2 100644
--- a/web/views.go
+++ b/web/views.go
@@ -5,6 +5,7 @@ import (
 	"net/url"
 	"time"
 
+	"github.com/martinlehoux/biking_home/mountain_pass"
 	"github.com/martinlehoux/biking_home/ride"
 	"github.com/martinlehoux/biking_home/rides"
 )
@@ -19,9 +20,42 @@ type RideDetailView struct {
 	RideView
 	Route      GeoJSONFeatureCollection
 	HasRoute   bool
+	Profile    RideProfile
 	RouteError string
 }
 
+type RideProfile struct {
+	Points    []RideProfilePoint    `json:"points"`
+	Climbs    []RideProfileClimb    `json:"climbs"`
+	Crossings []RideProfileCrossing `json:"crossings"`
+}
+
+type RideProfilePoint struct {
+	DistanceKm float64 `json:"distanceKm"`
+	ElevationM float64 `json:"elevationM"`
+	Latitude   float64 `json:"latitude"`
+	Longitude  float64 `json:"longitude"`
+}
+
+type RideProfileClimb struct {
+	StartKm       float64 `json:"startKm"`
+	EndKm         float64 `json:"endKm"`
+	TopKm         float64 `json:"topKm"`
+	TopElevationM float64 `json:"topElevationM"`
+	Name          string  `json:"name"`
+	Score         float64 `json:"score"`
+	Category      string  `json:"category"`
+}
+
+type RideProfileCrossing struct {
+	DistanceKm    float64 `json:"distanceKm"`
+	PassElevation float64 `json:"passElevationM"`
+	RideElevation float64 `json:"rideElevationM"`
+	DistanceToM   float64 `json:"distanceToM"`
+	ElevationDiff float64 `json:"elevationDiffM"`
+	Name          string  `json:"name"`
+}
+
 type GeoJSONFeatureCollection struct {
 	Type     string           `json:"type"`
 	Features []GeoJSONFeature `json:"features"`
@@ -150,12 +184,13 @@ func rideDetailURL(id int64) string {
 	return fmt.Sprintf("/rides/%d", id)
 }
 
-func buildRideDetailView(item rides.Ride, parsed ride.Ride) RideDetailView {
+func buildRideDetailView(item rides.Ride, parsed ride.Ride, passes []mountain_pass.MountainPass) RideDetailView {
 	coordinates := make([][]float64, parsed.Len())
 	for i := 0; i < parsed.Len(); i++ {
 		coordinate := parsed.Coord(i)
 		coordinates[i] = []float64{coordinate.Lon, coordinate.Lat}
 	}
+	profile := buildRideProfile(parsed, passes)
 	return RideDetailView{
 		RideView: buildRideView(item),
 		Route: GeoJSONFeatureCollection{
@@ -169,7 +204,51 @@ func buildRideDetailView(item rides.Ride, parsed ride.Ride) RideDetailView {
 			}},
 		},
 		HasRoute: true,
+		Profile:  profile,
+	}
+}
+
+func buildRideProfile(parsed ride.Ride, passes []mountain_pass.MountainPass) RideProfile {
+	profile := RideProfile{
+		Points:    make([]RideProfilePoint, parsed.Len()),
+		Climbs:    make([]RideProfileClimb, 0),
+		Crossings: make([]RideProfileCrossing, 0),
+	}
+	for i := 0; i < parsed.Len(); i++ {
+		coordinate := parsed.Coord(i)
+		profile.Points[i] = RideProfilePoint{
+			DistanceKm: parsed.DistanceM(i) / 1000,
+			ElevationM: parsed.ElevationM(i),
+			Latitude:   coordinate.Lat,
+			Longitude:  coordinate.Lon,
+		}
+	}
+	climbs := parsed.AllClimbs()
+	for i := range climbs {
+		if matched, ok := mountain_pass.MatchClimb(climbs[i], passes, 300, 50); ok {
+			climbs[i].Name = matched.Name
+		}
+		profile.Climbs = append(profile.Climbs, RideProfileClimb{
+			StartKm:       climbs[i].StartDistanceM() / 1000,
+			EndKm:         climbs[i].EndDistanceM() / 1000,
+			TopKm:         climbs[i].TopDistanceM() / 1000,
+			TopElevationM: climbs[i].TopElevationM(),
+			Name:          climbs[i].Name,
+			Score:         climbs[i].Score(),
+			Category:      ride.Category(climbs[i].Score()),
+		})
+	}
+	for _, crossing := range mountain_pass.DetectCrossings(parsed, passes, 100, 25) {
+		profile.Crossings = append(profile.Crossings, RideProfileCrossing{
+			DistanceKm:    crossing.RideDistanceM / 1000,
+			PassElevation: float64(crossing.Pass.Elevation),
+			RideElevation: crossing.RideElevation,
+			DistanceToM:   crossing.DistanceToM,
+			ElevationDiff: crossing.ElevationDiff,
+			Name:          crossing.Pass.Name,
+		})
 	}
+	return profile
 }
 
 type SyncPageData struct {
-- 
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