From 1e720925e2ef690d455927c2f9e802571304982a Mon Sep 17 00:00:00 2001
From: Martin Kagamino Lehoux <martin@lehoux.net>
Date: Tue, 28 Jul 2026 19:30:07 +0200
Subject: fix: sticky form and navbar layout with consistent nav-height

---
 README.md                            |   3 +-
 src/app.css                          |   5 +
 src/lib/components/Nav.svelte        |   4 +-
 src/routes/+layout.svelte            |   2 +-
 src/routes/+page.svelte              |  91 +++++++-------
 src/routes/catalog/+page.svelte      |  82 ++++++-------
 src/routes/categories/+page.svelte   |  88 +++++++-------
 src/routes/grocery/[id]/+page.svelte | 226 ++++++++++++++++++-----------------
 8 files changed, 258 insertions(+), 243 deletions(-)

diff --git a/README.md b/README.md
index e3b9feb..92528ab 100644
--- a/README.md
+++ b/README.md
@@ -55,7 +55,6 @@ efficient shopping walk.
 
 ## TODO
 
-- [ ] Weird form stickyness that collapse the gap with the navbar
 - [ ] PWA
 - [ ] Live updates from server
 
@@ -63,5 +62,5 @@ efficient shopping walk.
 
 ```bash
 docker build -t home-sveltekit .
-docker save home-sveltekit | pv | ssh ubuntu@feed.kagamino.dev "sudo docker load"
+docker save home-sveltekit | gzip | pv | ssh ubuntu@feed.kagamino.dev "gunzip | sudo docker load"
 ```
diff --git a/src/app.css b/src/app.css
index 4982369..90ee084 100644
--- a/src/app.css
+++ b/src/app.css
@@ -22,6 +22,7 @@
 
 	--white: oklch(1 0 0);
 	--bg: oklch(0.97 0.006 70);
+	--nav-height: 3rem;
 	--surface: var(--white);
 	--surface-hover: oklch(from var(--accent) 0.99 0.008 h);
 	--border: oklch(0.91 0.006 70);
@@ -49,6 +50,10 @@ body {
 	-moz-osx-font-smoothing: grayscale;
 }
 
+main {
+	padding: 0 1rem;
+}
+
 h1 {
 	font-size: 1.875rem;
 	font-weight: 700;
diff --git a/src/lib/components/Nav.svelte b/src/lib/components/Nav.svelte
index 5e8fa30..8f2e5c2 100644
--- a/src/lib/components/Nav.svelte
+++ b/src/lib/components/Nav.svelte
@@ -16,12 +16,14 @@
 	.navbar {
 		display: flex;
 		gap: 0.25rem;
-		padding: 0.75rem 0;
 		border-bottom: 1px solid var(--border);
 		position: sticky;
 		top: 0;
 		background: var(--bg);
 		z-index: 20;
+		height: var(--nav-height);
+		align-items: center;
+		padding: 0 1rem;
 	}
 
 	.navbar a {
diff --git a/src/routes/+layout.svelte b/src/routes/+layout.svelte
index 9dc0244..a168c65 100644
--- a/src/routes/+layout.svelte
+++ b/src/routes/+layout.svelte
@@ -18,6 +18,6 @@
 	.app {
 		max-width: 36rem;
 		margin: 0 auto;
-		padding: 0 1rem 2rem;
+		padding-bottom: 2rem;
 	}
 </style>
diff --git a/src/routes/+page.svelte b/src/routes/+page.svelte
index 25985f1..e4f78c5 100644
--- a/src/routes/+page.svelte
+++ b/src/routes/+page.svelte
@@ -96,57 +96,60 @@
 	>
 </div>
 
-{#if addError || form?.error}
-	<p class="error">{addError || form?.error}</p>
-{/if}
-
-{#if localItems.length === 0}
-	<p class="empty">Rien à acheter</p>
-{:else}
-	<form method="POST" action="?/toggle" use:enhance>
-		{#each groupByCategory(localItems) as [cat, items] (cat)}
-			<h3 class="category-name">{cat}</h3>
-			<ul class="item-list">
-				{#each items as item (item.id)}
-					<li class="item-row item-row--fixed">
-						<button
-							class="item-btn item-btn--grow"
-							name="id"
-							value={item.id}
-							type="submit"
-							aria-pressed={item.checked}
-						>
-							<span class="item-text">
-								{item.name}
-								{#if item.bestRef}
-									<span class="best-ref"
-										>{item.bestRef.reference}
-										{#if item.bestRef.price && item.bestRef.unit}
-											&nbsp;{item.bestRef.price.toFixed(2)} {item.bestRef.unit}
-										{/if}
-										{#if item.bestRef.qualityScore != null}
-											&nbsp;({item.bestRef.qualityScore}/100)
-										{/if}
-									</span>
-								{/if}
-							</span>
-						</button>
-						<a class="ref-link" href="/grocery/{item.id}?from=/">&rarr;</a>
-					</li>
-				{/each}
-			</ul>
-		{/each}
-	</form>
-{/if}
+<main>
+	{#if addError || form?.error}
+		<p class="error">{addError || form?.error}</p>
+	{/if}
+
+	{#if localItems.length === 0}
+		<p class="empty">Rien à acheter</p>
+	{:else}
+		<form method="POST" action="?/toggle" use:enhance>
+			{#each groupByCategory(localItems) as [cat, items] (cat)}
+				<h3 class="category-name">{cat}</h3>
+				<ul class="item-list">
+					{#each items as item (item.id)}
+						<li class="item-row item-row--fixed">
+							<button
+								class="item-btn item-btn--grow"
+								name="id"
+								value={item.id}
+								type="submit"
+								aria-pressed={item.checked}
+							>
+								<span class="item-text">
+									{item.name}
+									{#if item.bestRef}
+										<span class="best-ref"
+											>{item.bestRef.reference}
+											{#if item.bestRef.price && item.bestRef.unit}
+												&nbsp;{item.bestRef.price.toFixed(2)} {item.bestRef.unit}
+											{/if}
+											{#if item.bestRef.qualityScore != null}
+												&nbsp;({item.bestRef.qualityScore}/100)
+											{/if}
+										</span>
+									{/if}
+								</span>
+							</button>
+							<a class="ref-link" href="/grocery/{item.id}?from=/">&rarr;</a>
+						</li>
+					{/each}
+				</ul>
+			{/each}
+		</form>
+	{/if}
+</main>
 
 <style>
 	.add-bar {
 		display: flex;
 		gap: 0.5rem;
-		padding: 0.75rem 0;
+		padding: 0.5rem 1rem;
 		position: sticky;
-		top: 3.1rem;
+		top: var(--nav-height);
 		background: var(--bg);
+		border-bottom: 1px solid var(--border);
 		z-index: 10;
 	}
 
diff --git a/src/routes/catalog/+page.svelte b/src/routes/catalog/+page.svelte
index 469faa1..525c2ed 100644
--- a/src/routes/catalog/+page.svelte
+++ b/src/routes/catalog/+page.svelte
@@ -15,46 +15,48 @@
 	}
 </script>
 
-{#if catalogItems.length === 0}
-	<p class="empty">Aucun article</p>
-{:else}
-	<form method="POST" action="?/toggle" use:enhance>
-		{#each groupByCategory(catalogItems) as [cat, items] (cat)}
-			<h3 class="category-name">{cat}</h3>
-			<ul class="item-list">
-				{#each items as item (item.id)}
-					<li class="item-row item-row--fixed">
-						<button
-							class="item-btn item-btn--grow"
-							name="id"
-							value={item.id}
-							type="submit"
-							aria-pressed={item.checked}
-						>
-							<span class="item-text">
-								<span class:checked={item.checked}>{item.name}</span>
-								{#if item.bestRef}
-									<span class="best-ref"
-										>{item.bestRef.reference}
-										{#if item.bestRef.price && item.bestRef.unit}
-											&nbsp;{item.bestRef.price.toFixed(2)} {item.bestRef.unit}
-										{/if}
-										{#if item.bestRef.qualityScore != null}
-											&nbsp;({item.bestRef.qualityScore}/100)
-										{/if}
-									</span>
-								{/if}
-							</span>
-						</button>
-						<a class="ref-link" href="/grocery/{item.id}?from=/catalog"
-							>&rarr;</a
-						>
-					</li>
-				{/each}
-			</ul>
-		{/each}
-	</form>
-{/if}
+<main>
+	{#if catalogItems.length === 0}
+		<p class="empty">Aucun article</p>
+	{:else}
+		<form method="POST" action="?/toggle" use:enhance>
+			{#each groupByCategory(catalogItems) as [cat, items] (cat)}
+				<h3 class="category-name">{cat}</h3>
+				<ul class="item-list">
+					{#each items as item (item.id)}
+						<li class="item-row item-row--fixed">
+							<button
+								class="item-btn item-btn--grow"
+								name="id"
+								value={item.id}
+								type="submit"
+								aria-pressed={item.checked}
+							>
+								<span class="item-text">
+									<span class:checked={item.checked}>{item.name}</span>
+									{#if item.bestRef}
+										<span class="best-ref"
+											>{item.bestRef.reference}
+											{#if item.bestRef.price && item.bestRef.unit}
+												&nbsp;{item.bestRef.price.toFixed(2)} {item.bestRef.unit}
+											{/if}
+											{#if item.bestRef.qualityScore != null}
+												&nbsp;({item.bestRef.qualityScore}/100)
+											{/if}
+										</span>
+									{/if}
+								</span>
+							</button>
+							<a class="ref-link" href="/grocery/{item.id}?from=/catalog"
+								>&rarr;</a
+							>
+						</li>
+					{/each}
+				</ul>
+			{/each}
+		</form>
+	{/if}
+</main>
 
 <style>
 	.checked {
diff --git a/src/routes/categories/+page.svelte b/src/routes/categories/+page.svelte
index 41b40c5..1060eaa 100644
--- a/src/routes/categories/+page.svelte
+++ b/src/routes/categories/+page.svelte
@@ -5,52 +5,54 @@
 	let name = $state('');
 </script>
 
-<form
-	class="form-card form-card--compact"
-	method="POST"
-	action="?/add"
-	use:enhance
->
-	<label>
-		<span class="form-label">Nouvelle catégorie</span>
-		<input
-			class="form-input"
-			type="text"
-			name="name"
-			bind:value={name}
-			placeholder="ex. Boissons"
-			autocomplete="off"
-		/>
-	</label>
-	<button class="btn-primary" type="submit">Ajouter</button>
-</form>
+<main>
+	<form
+		class="form-card form-card--compact"
+		method="POST"
+		action="?/add"
+		use:enhance
+	>
+		<label>
+			<span class="form-label">Nouvelle catégorie</span>
+			<input
+				class="form-input"
+				type="text"
+				name="name"
+				bind:value={name}
+				placeholder="ex. Boissons"
+				autocomplete="off"
+			/>
+		</label>
+		<button class="btn-primary" type="submit">Ajouter</button>
+	</form>
 
-{#if form?.error}
-	<p class="error">{form.error}</p>
-{/if}
+	{#if form?.error}
+		<p class="error">{form.error}</p>
+	{/if}
 
-<form method="POST" action="?/delete" use:enhance>
-	<ul class="item-list">
-		{#each data?.categories ?? [] as cat (cat.id)}
-			<li class="item-row item-row--card">
-				<span class="cat-name">{cat.name}</span>
-				<button
-					class="btn-ghost"
-					name="id"
-					value={cat.id}
-					type="submit"
-					aria-label="Supprimer"
-				>
-					&times;
-				</button>
-			</li>
-		{/each}
-	</ul>
-</form>
+	<form method="POST" action="?/delete" use:enhance>
+		<ul class="item-list">
+			{#each data?.categories ?? [] as cat (cat.id)}
+				<li class="item-row item-row--card">
+					<span class="cat-name">{cat.name}</span>
+					<button
+						class="btn-ghost"
+						name="id"
+						value={cat.id}
+						type="submit"
+						aria-label="Supprimer"
+					>
+						&times;
+					</button>
+				</li>
+			{/each}
+		</ul>
+	</form>
 
-{#if (data?.categories?.length ?? 0) === 0}
-	<p class="empty">Aucune catégorie</p>
-{/if}
+	{#if (data?.categories?.length ?? 0) === 0}
+		<p class="empty">Aucune catégorie</p>
+	{/if}
+</main>
 
 <style>
 	.cat-name {
diff --git a/src/routes/grocery/[id]/+page.svelte b/src/routes/grocery/[id]/+page.svelte
index 6588ec0..1aa28b4 100644
--- a/src/routes/grocery/[id]/+page.svelte
+++ b/src/routes/grocery/[id]/+page.svelte
@@ -19,129 +19,131 @@
 	let qualityScore = $state('');
 </script>
 
-<form
-	class="form-card"
-	method="POST"
-	action="?/update"
-	use:enhance={() => {
-		return async ({ update }) => {
-			await update({ reset: false });
-		};
-	}}
->
-	<label>
-		<span class="form-label">Nom</span>
-		<input class="form-input" type="text" name="name" bind:value={name} />
-	</label>
-	<label>
-		<span class="form-label">Catégorie</span>
-		<select class="form-select" name="category_id" bind:value={categoryId}>
-			<option value={-1}>—</option>
-			{#each data.categories as cat (cat.id)}
-				<option value={cat.id}>{cat.name}</option>
-			{/each}
-		</select>
-	</label>
-	<button class="btn-primary" type="submit"
-		>{saved ? '✓ Enregistré' : 'Enregistrer'}</button
+<main>
+	<form
+		class="form-card"
+		method="POST"
+		action="?/update"
+		use:enhance={() => {
+			return async ({ update }) => {
+				await update({ reset: false });
+			};
+		}}
 	>
-</form>
-
-<hr />
-
-<h2>Références</h2>
-
-<form class="form-card" method="POST" action="?/add" use:enhance>
-	<label>
-		<span class="form-label">Référence</span>
-		<input
-			class="form-input"
-			type="text"
-			name="reference"
-			bind:value={reference}
-			placeholder="ex. Carte Noire"
-			autocomplete="off"
-		/>
-	</label>
-	<div class="ref-row">
 		<label>
-			<span class="form-label">Prix</span>
-			<input
-				class="form-input"
-				type="number"
-				name="price"
-				bind:value={price}
-				placeholder="5.99"
-				step="0.01"
-			/>
+			<span class="form-label">Nom</span>
+			<input class="form-input" type="text" name="name" bind:value={name} />
 		</label>
 		<label>
-			<span class="form-label">Unité</span>
-			<select class="form-select" name="unit" bind:value={unit}>
-				<option value="€/kg">€/kg</option>
-				<option value="€/L">€/L</option>
-				<option value="€/u">€/u</option>
+			<span class="form-label">Catégorie</span>
+			<select class="form-select" name="category_id" bind:value={categoryId}>
+				<option value={-1}>—</option>
+				{#each data.categories as cat (cat.id)}
+					<option value={cat.id}>{cat.name}</option>
+				{/each}
 			</select>
 		</label>
+		<button class="btn-primary" type="submit"
+			>{saved ? '✓ Enregistré' : 'Enregistrer'}</button
+		>
+	</form>
+
+	<hr />
+
+	<h2>Références</h2>
+
+	<form class="form-card" method="POST" action="?/add" use:enhance>
 		<label>
-			<span class="form-label">Note</span>
+			<span class="form-label">Référence</span>
 			<input
 				class="form-input"
-				type="number"
-				name="quality_score"
-				bind:value={qualityScore}
-				placeholder="0–100"
-				min="0"
-				max="100"
+				type="text"
+				name="reference"
+				bind:value={reference}
+				placeholder="ex. Carte Noire"
+				autocomplete="off"
 			/>
 		</label>
-	</div>
-	<button class="btn-primary" type="submit">Ajouter une référence</button>
-</form>
-
-{#if form?.error}
-	<p class="error">{form.error}</p>
-{/if}
-
-<form method="POST" action="?/delete" use:enhance>
-	<ul class="item-list item-list--wide">
-		{#each data?.references ?? [] as ref (ref.id)}
-			<li class="item-row item-row--ref">
-				<div class="ref-info">
-					<strong>{ref.reference}</strong>
-					{#if ref.price}
-						<span class="ref-detail"
-							>{ref.price.toFixed(2)}{ref.unit ? ` ${ref.unit}` : ''}</span
-						>
-					{/if}
-					{#if ref.qualityScore != null}
-						<span class="ref-detail">Note : {ref.qualityScore}/100</span>
-					{/if}
-				</div>
-				<button
-					class="btn-ghost"
-					name="id"
-					value={ref.id}
-					type="submit"
-					aria-label="Supprimer"
-				>
-					&times;
-				</button>
-			</li>
-		{/each}
-	</ul>
-</form>
-
-{#if (data?.references?.length ?? 0) === 0}
-	<p class="empty">Aucune référence</p>
-{/if}
-
-<form method="POST" action="?/deleteItem" use:enhance>
-	<input type="hidden" name="from" value={data.from} />
-	<button type="submit" class="delete-item-btn">Supprimer l'article</button>
-</form>
-
-<a href={data.from} class="back-link">&larr; Retour</a>
+		<div class="ref-row">
+			<label>
+				<span class="form-label">Prix</span>
+				<input
+					class="form-input"
+					type="number"
+					name="price"
+					bind:value={price}
+					placeholder="5.99"
+					step="0.01"
+				/>
+			</label>
+			<label>
+				<span class="form-label">Unité</span>
+				<select class="form-select" name="unit" bind:value={unit}>
+					<option value="€/kg">€/kg</option>
+					<option value="€/L">€/L</option>
+					<option value="€/u">€/u</option>
+				</select>
+			</label>
+			<label>
+				<span class="form-label">Note</span>
+				<input
+					class="form-input"
+					type="number"
+					name="quality_score"
+					bind:value={qualityScore}
+					placeholder="0–100"
+					min="0"
+					max="100"
+				/>
+			</label>
+		</div>
+		<button class="btn-primary" type="submit">Ajouter une référence</button>
+	</form>
+
+	{#if form?.error}
+		<p class="error">{form.error}</p>
+	{/if}
+
+	<form method="POST" action="?/delete" use:enhance>
+		<ul class="item-list item-list--wide">
+			{#each data?.references ?? [] as ref (ref.id)}
+				<li class="item-row item-row--ref">
+					<div class="ref-info">
+						<strong>{ref.reference}</strong>
+						{#if ref.price}
+							<span class="ref-detail"
+								>{ref.price.toFixed(2)}{ref.unit ? ` ${ref.unit}` : ''}</span
+							>
+						{/if}
+						{#if ref.qualityScore != null}
+							<span class="ref-detail">Note : {ref.qualityScore}/100</span>
+						{/if}
+					</div>
+					<button
+						class="btn-ghost"
+						name="id"
+						value={ref.id}
+						type="submit"
+						aria-label="Supprimer"
+					>
+						&times;
+					</button>
+				</li>
+			{/each}
+		</ul>
+	</form>
+
+	{#if (data?.references?.length ?? 0) === 0}
+		<p class="empty">Aucune référence</p>
+	{/if}
+
+	<form method="POST" action="?/deleteItem" use:enhance>
+		<input type="hidden" name="from" value={data.from} />
+		<button type="submit" class="delete-item-btn">Supprimer l'article</button>
+	</form>
+
+	<a href={data.from} class="back-link">&larr; Retour</a>
+</main>
 
 <style>
 	.ref-row {
-- 
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