Remove custom URL reservation note and Can contents menu from new paste page

Fixes #124

internal/web/static/app.css

@@ -40,6 +40,47 @@
   --ok: #3E6B3E; --warn: #7A5E1B; --err: #9E4054;
   --on-accent: #274a6b;
 }
+/* matching light/dark counterparts: same hue family, flipped lightness roles */
+/* Midnight Light: light counterpart of midnight (violet family) */
+[data-preset="midnight-light"] {
+  --bg: #F3EFF9; --surface: #FAF8FD; --surface-2: #E1D9EF;
+  --muted: #A99CC9; --muted-fg: #5F5390; --fg: #2B2140;
+  --accent: #7B5FC0; --border: #D8CEEC;
+  --ok: #3E6B3E; --warn: #7A5E1B; --err: #9E4054;
+  --on-accent: #FAF8FD;
+}
+/* Smooth Dark: dark counterpart of smooth (muted slate-violet family) */
+[data-preset="smooth-dark"] {
+  --bg: #23222E; --surface: #2C2B3A; --surface-2: #3B3A4D;
+  --muted: #7A7796; --muted-fg: #B5B1C9; --fg: #E8E7F0;
+  --accent: #A9A6C4; --border: #45435A;
+  --ok: #9CD49C; --warn: #E8C77B; --err: #F2A3B3;
+  --on-accent: #23222E;
+}
+/* Pastel Lavender Dark: dark counterpart (lavender family) */
+[data-preset="pastel-lavender-dark"] {
+  --bg: #2A2340; --surface: #352C50; --surface-2: #4A3E6B;
+  --muted: #8F7FB8; --muted-fg: #CBBEE8; --fg: #EFEAF8;
+  --accent: #B39DE4; --border: #4E4272;
+  --ok: #9CD49C; --warn: #E8C77B; --err: #F2A3B3;
+  --on-accent: #2A2340;
+}
+/* Pastel Peach Dark: dark counterpart (peach family) */
+[data-preset="pastel-peach-dark"] {
+  --bg: #3A241C; --surface: #4A2F24; --surface-2: #654234;
+  --muted: #B07A64; --muted-fg: #F0C4B0; --fg: #FBEBE2;
+  --accent: #F9826C; --border: #75503F;
+  --ok: #9CD49C; --warn: #E8C77B; --err: #F2A3B3;
+  --on-accent: #3A241C;
+}
+/* Pastel Cloud Dark: dark counterpart (pink cloud family, blue accent) */
+[data-preset="pastel-cloud-dark"] {
+  --bg: #33222E; --surface: #402C3A; --surface-2: #583D50;
+  --muted: #A87E97; --muted-fg: #E5C2D6; --fg: #FAEEF5;
+  --accent: #A2D2FF; --border: #644759;
+  --ok: #9CD49C; --warn: #E8C77B; --err: #F2A3B3;
+  --on-accent: #33222E;
+}
 
 * { box-sizing: border-box; margin: 0; padding: 0; }
 body {

internal/web/templates/new.html

@@ -66,16 +66,6 @@
     <div class="float side-section">
       <h3>Custom URL</h3>
       <input type="text" id="custom" class="custom-input" placeholder="/my-snippet">
-      <div class="hint" style="margin-top:6px; font-size:19px;">Stays reserved while the paste exists</div>
-    </div>
-    <div class="float side-section">
-      <h3>Can contents</h3>
-      <label class="toggle"><input type="checkbox" id="iscan"> Bundle as a can (multiple text items)</label>
-      <div class="pw-row" id="canrow" style="display:none">
-        <div id="can-items"></div>
-        <button class="btn btn-icon" id="can-add" type="button" title="Add item" style="margin-top:6px">+ Add item</button>
-        <div class="hint" style="margin-top:6px; font-size:19px;">Each item gets its own card on the can page. File uploads in cans come later.</div>
-      </div>
     </div>
     <div class="float side-section" id="result-card" style="display:none">
       <h3>Result</h3>
@@ -154,21 +144,6 @@ $('pwreveal').addEventListener('click', () => {
   $('pwreveal').title = show ? 'Hide password' : 'Show password';
 });
 
-// #4: can builder — multiple text items bundled into one shareable page.
-// The main editor becomes the first item; extra items are added below.
-$('iscan').addEventListener('change', e => {
-  $('canrow').style.display = e.target.checked ? 'block' : 'none';
-  if (e.target.checked && !$('can-items').children.length) addCanItem();
-});
-function addCanItem() {
-  const row = document.createElement('div');
-  row.className = 'can-item-row';
-  row.innerHTML = '<input class="can-item-title" placeholder="Item title">' +
-    '<textarea class="can-item-content" placeholder="Item content" rows="3" spellcheck="false"></textarea>';
-  $('can-items').appendChild(row);
-}
-$('can-add').addEventListener('click', addCanItem);
-
 let guessed = ''; // last auto-detected language, '' = user override
 
 // #105: map backend machine-readable error codes to plain-language guidance.
@@ -248,8 +223,6 @@ $('reguess').addEventListener('click', guessLang);
 content.addEventListener('paste', () => setTimeout(guessLang, 0));
 
 async function create() {
-  // #4: can mode — bundle the editor + extra items into a can via multipart
-  if ($('iscan').checked) return createCan();
 
   const body = {
     content: content.value,
@@ -307,61 +280,6 @@ async function create() {
 }
 $('create').addEventListener('click', create);
 
-// #4: can creation — POST multipart to /api/pastes/can. The main editor is
-// the first item; each extra can-item row is another text item.
-async function createCan() {
-  const items = [];
-  if (content.value.trim()) {
-    items.push({title: $('title').value || 'main', content: content.value, language: $('language').value || ''});
-  }
-  document.querySelectorAll('#can-items .can-item-row').forEach(row => {
-    const t = row.querySelector('.can-item-title').value.trim();
-    const c = row.querySelector('.can-item-content').value;
-    if (c.trim()) items.push({title: t || ('item-' + (items.length + 1)), content: c});
-  });
-  if (!items.length) { toast('Nothing to put in the can', 'error'); return; }
-
-  const fd = new FormData();
-  fd.append('title', $('title').value || 'Untitled can');
-  fd.append('json_items', JSON.stringify(items));
-  if ($('haspw').checked) fd.append('password', $('password').value);
-  if ($('unlisted').checked) fd.append('visibility', 'unlisted');
-  const exp = document.querySelector('input[name="exp"]:checked').value;
-  if (exp === 'custom') {
-    const dur = composeCustomExpiry();
-    if (dur === null) { toast('Check the custom expiry', 'error'); return; }
-    if (dur) fd.append('expires_in', dur);
-  } else if (exp) {
-    fd.append('expires_in', exp);
-  }
-  if ($('custom').value.trim()) fd.append('custom_slug', $('custom').value.trim());
-
-  const res = await fetch('/api/pastes/can', {method: 'POST', body: fd});
-  const data = await res.json();
-  if (!res.ok) {
-    showResult(friendlyError(data), 'err');
-    toast('Can create failed', 'error');
-    return;
-  }
-  const url = location.origin + data.url;
-  showResult('<a href="' + url + '">' + url + '</a> <button class="btn btn-icon" id="result-copy" title="Copy URL" type="button">⧉</button>', 'ok');
-  const copyBtn = document.getElementById('result-copy');
-  copyBtn.addEventListener('click', () => {
-    try {
-      navigator.clipboard.writeText(url);
-      copyBtn.classList.add('ok');
-      copyBtn.textContent = 'Success!';
-      setTimeout(() => { copyBtn.classList.remove('ok'); copyBtn.textContent = '⧉'; }, 2000);
-    } catch(e) { toast('Copy failed', 'error'); }
-  });
-  // password-protected can: unlock now with the password we already have (#26 parity)
-  if ($('haspw').checked && data.id) {
-    const pd = new FormData();
-    pd.append('password', $('password').value);
-    try { await fetch('/can/' + data.id, {method: 'POST', body: pd}); } catch(e) {}
-  }
-  location.href = data.url;
-}
 // reset stale result state when returning via Back (bfcache) (#28)
 window.addEventListener('pageshow', e => {
   if (!e.persisted) return;

internal/web/templates/settings.html

@@ -21,7 +21,12 @@
     { id: 'smooth',          name: 'Smooth' },
     { id: 'pastel-lavender', name: 'Pastel Lavender' },
     { id: 'pastel-peach',    name: 'Pastel Peach' },
-    { id: 'pastel-cloud',    name: 'Pastel Cloud' }
+    { id: 'pastel-cloud',    name: 'Pastel Cloud' },
+    { id: 'midnight-light',       name: 'Midnight Light' },
+    { id: 'smooth-dark',          name: 'Smooth Dark' },
+    { id: 'pastel-lavender-dark', name: 'Pastel Lavender Dark' },
+    { id: 'pastel-peach-dark',    name: 'Pastel Peach Dark' },
+    { id: 'pastel-cloud-dark',    name: 'Pastel Cloud Dark' }
   ];
   var SWATCH_VARS = ['--bg', '--surface', '--surface-2', '--muted', '--accent'];