v0.16.1 web client update: inline favicon, board fills the window, large-font phones

internal/server/webserver/chess-client-web/app.js

@@ -2202,6 +2202,14 @@ function defaultFlip(history) {
     return white?.type === 2 && black?.type !== 2;
 }
 
+// The exit button's text, its short form for a phone's row, and its
+// accessible name for the row that shows the icon alone.
+function setReplayExitLabel(text, short) {
+    $('replay-exit-label').textContent = text;
+    $('replay-exit-short').textContent = short;
+    $('replay-exit').setAttribute('aria-label', text);
+}
+
 function exitReplay({ push = true } = {}) {
     if (!replay.active) return;
     stopAutoplay();
@@ -2221,7 +2229,8 @@ function exitReplay({ push = true } = {}) {
 }
 
 function renderReplayLoading() {
-    $('replay-result').textContent = '';
+    $('replay-score').textContent = '';
+    $('replay-term').textContent = '';
     $('replay-ply').textContent = '';
     $('replay-players').textContent = 'Loading game…';
     $('replay-meta').textContent = replay.gameId || '';
@@ -2229,7 +2238,7 @@ function renderReplayLoading() {
     grid.innerHTML = '';
     $('replay-moves-empty').textContent = 'Loading…';
     setReplayNavEnabled(false);
-    $('replay-exit').textContent = live.gameId ? 'Back to live game' : 'Close replay';
+    setReplayExitLabel(live.gameId ? 'Back to live game' : 'Close replay', live.gameId ? 'Live' : 'Close');
 }
 
 function renderReplayError(message) {
@@ -2250,9 +2259,11 @@ function setReplayNavEnabled(enabled) {
 function renderReplayHead() {
     const h = replay.history;
     const finished = !!h.result;
-    $('replay-result').textContent = finished
-        ? `${h.pgnResult} · ${terminationLabel(h.termination) || describeResult(h.result, h.termination)}`
-        : 'Ongoing';
+    // Score and termination apart: a large-font phone shows the score alone.
+    $('replay-score').textContent = finished ? h.pgnResult : 'Ongoing';
+    $('replay-term').textContent = finished
+        ? ` · ${terminationLabel(h.termination) || describeResult(h.result, h.termination)}`
+        : '';
     $('replay-players').textContent = `${sideLabel(h.players?.white)} vs ${sideLabel(h.players?.black)}`;
     $('replay-players').title = `White: ${sideLabel(h.players?.white)} · Black: ${sideLabel(h.players?.black)}`;
     const plies = h.moves.length;
@@ -2264,7 +2275,7 @@ function renderReplayHead() {
             : `resignation at ply ${h.concession.ply}`);
     }
     $('replay-meta').textContent = meta.join(' · ');
-    $('replay-exit').textContent = live.gameId ? 'Back to live game' : 'Close replay';
+    setReplayExitLabel(live.gameId ? 'Back to live game' : 'Close replay', live.gameId ? 'Live' : 'Close');
     setReplayNavEnabled(true);
 }
 

internal/server/webserver/chess-client-web/index.html

@@ -5,6 +5,9 @@
     <meta name="viewport" content="width=device-width, initial-scale=1.0">
     <meta name="color-scheme" content="dark">
     <title>Chess</title>
+    <!-- The brand mark as the tab icon, inline so no request leaves the page
+         (the host answers /favicon.ico with its 404 page) and CSP img-src data: covers it. -->
+    <link rel="icon" type="image/svg+xml" href="data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='41 34 430 430'%3E%3Cdefs%3E%3ClinearGradient id='g' x1='20%' y1='0%' x2='80%' y2='100%'%3E%3Cstop offset='0%' stop-color='%23C8CDD6'/%3E%3Cstop offset='45%' stop-color='%238B929E'/%3E%3Cstop offset='100%' stop-color='%234F545D'/%3E%3C/linearGradient%3E%3C/defs%3E%3Cg fill='url(%23g)' stroke='%2314161A' stroke-width='4' stroke-linejoin='round'%3E%3Cpath d='M136 450Q256 465 376 450L346 410Q256 420 166 410Z'/%3E%3Cpath d='M166 410Q256 420 346 410L316 370Q256 380 196 370Z'/%3E%3Cpath d='M196 370Q256 380 316 370C300 290 286 230 282 205H230C226 230 212 290 196 370Z'/%3E%3C/g%3E%3Cpath d='M330 90Q265 96 230 120Q265 144 335 150Z' fill='%23111318'/%3E%3Cg stroke='%23F0F2F5' stroke-width='6' stroke-linecap='round'%3E%3Cpath d='M263.17 85V155M299.33 85V155'/%3E%3C/g%3E%3Cg fill='url(%23g)' stroke='%2314161A' stroke-width='4' stroke-linejoin='round'%3E%3Cpath d='M226 200C150 180 150 70 256 40C290 50 315 65 330 90Q265 96 230 120Q265 144 335 150C335 170 315 190 286 200Z'/%3E%3Crect x='216' y='195' width='80' height='16' rx='8'/%3E%3C/g%3E%3C/svg%3E">
     <link rel="stylesheet" href="style.css">
 </head>
 <body data-mode="live">
@@ -98,7 +101,7 @@
                 <div class="replay-head">
                     <div class="replay-title-row">
                         <span class="badge" id="replay-badge">Replay</span>
-                        <span class="replay-result" id="replay-result"></span>
+                        <span class="replay-result" id="replay-result"><span id="replay-score"></span><span class="replay-term" id="replay-term"></span></span>
                         <span class="replay-ply" id="replay-ply" aria-hidden="true"></span>
                     </div>
                     <div class="replay-players" id="replay-players"></div>
@@ -155,8 +158,12 @@
                         <svg class="icon" viewBox="0 0 24 24" aria-hidden="true"><path d="M10 14a4 4 0 0 0 5.66 0l3-3a4 4 0 0 0-5.66-5.66l-1.5 1.5M14 10a4 4 0 0 0-5.66 0l-3 3a4 4 0 0 0 5.66 5.66l1.5-1.5" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round"/></svg>
                         <span>Link</span>
                     </button>
+                    <!-- A row of its own beside the board; on a phone it shares this row. -->
+                    <button id="replay-exit" class="btn btn-secondary btn-exit" type="button" aria-label="Close replay">
+                        <svg class="icon" viewBox="0 0 24 24" aria-hidden="true"><path d="M6 6l12 12M18 6L6 18" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round"/></svg>
+                        <span id="replay-exit-label">Close replay</span><span class="label-short" id="replay-exit-short" aria-hidden="true">Close</span>
+                    </button>
                 </div>
-                <button id="replay-exit" class="btn btn-secondary btn-block" type="button">Back to live game</button>
                 <div id="ply-announcer" class="visually-hidden" aria-live="polite" aria-atomic="true"></div>
             </div>
         </aside>

internal/server/webserver/chess-client-web/style.css

@@ -45,17 +45,16 @@
     --font: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
     --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, 'Liberation Mono', monospace;
 
-    /* Side-by-side sizes: the board edge includes its coordinate margin. It
-       grows with the window but never past what is left under the top bar
-       (the host's 30rem frame leaves 416px), so the embed keeps a 360px
-       board while a full window gets up to 560px. */
+    /* Side-by-side sizes: the board edge includes its coordinate margin. The
+       panel takes a quarter of the width between 260px and 420px; the board
+       takes everything else the window leaves beside it and under the top
+       bar, so the margins give way first, the board second, and the panel
+       is never pushed out of view. 3.5rem and 2rem are the app's padding and
+       gaps (8px each side, a gap of up to 2rem beside the board) plus 8px of
+       slack; the host's embed sizes its frame to this formula. */
     --topbar-height: 2.5rem;
-    --panel-width: clamp(260px, 22vw, 380px);
-    /* The board takes what the window leaves beside the panel and under the
-       top bar, so the panel is never pushed out of view and the row never
-       scrolls: 5rem covers the gaps and the frame's padding. The host's
-       30rem desktop frame leaves 416px. */
-    --board-edge: clamp(280px, min(100vw - var(--panel-width) - 5rem, 100vh - var(--topbar-height) - 2.5rem), 600px);
+    --panel-width: clamp(260px, 24vw, 420px);
+    --board-edge: clamp(280px, min(100vw - var(--panel-width) - 3.5rem, 100vh - var(--topbar-height) - 2rem), 840px);
     --board-pad: clamp(14px, 1.04vw, 20px);
 }
 
@@ -549,6 +548,11 @@ body[data-mode="replay"] .pane-live { display: none; }
 
 /* --- Replay pane ----------------------------------------------------- */
 
+/* The export row wraps the exit button onto a row of its own. */
+.pane-replay .toolbar { flex-wrap: wrap; row-gap: 0.6rem; }
+.pane-replay .btn-exit { flex: 1 0 100%; }
+.pane-replay .btn-exit .label-short { display: none; }
+
 .replay-head {
     flex: none;
     display: flex;
@@ -1090,13 +1094,15 @@ input[type="range"]:focus-visible { outline: 2px solid var(--periwinkle); outlin
 @media (max-width: 699px) {
     :root {
         /* Reserve under the board, in rem so a larger system font grows it:
-           top bar 2.5 + gap 0.4 + turn strip 2 + controls 2.25 + move list 6
-           + toolbar 2.25 + gaps and padding 2.35 = 17.75rem. Small viewport
-           units, so the browser's bars never cover the panel. The replay
+           top bar 2.5 + gap 0.4 + turn strip 2 + controls 2.25 + move list 4
+           + toolbar 2.25 + gaps and padding 2.35 = 15.75rem. Small viewport
+           units, so the browser's bars never cover the panel. At a 1.5x
+           system font (rem 24px) on a 412x734 viewport this still leaves a
+           356px board; the move list scrolls inside its 4rem. The replay
            pane is taller (head, navigation, export, exit), so a replay
            reserves more and the board gives way on a short screen rather
            than the controls dropping below the fold. */
-        --board-edge: max(240px, min(100vw, calc(100svh - 17.75rem)));
+        --board-edge: max(240px, min(100vw, calc(100svh - 15.75rem)));
         --board-pad: 14px;
         --panel-width: 100%;
         --panel-height: auto;
@@ -1104,7 +1110,9 @@ input[type="range"]:focus-visible { outline: 2px solid var(--periwinkle); outlin
     }
 
     body { overflow-y: auto; overflow-x: hidden; }
-    body[data-mode="replay"] { --board-edge: max(240px, min(100vw, calc(100svh - 23.25rem))); }
+    /* A replay's panel: head 2.3 + list 4 + navigation 2.2 + export row 2.25
+       + gaps and padding 2.85, under the top bar 2.9 = 16.5rem. */
+    body[data-mode="replay"] { --board-edge: max(240px, min(100vw, calc(100svh - 16.5rem))); }
 
     /* The app is exactly the viewport, so the panel and its move list shrink
        to fit; only when their minimums do not fit does the page scroll. */
@@ -1167,6 +1175,8 @@ input[type="range"]:focus-visible { outline: 2px solid var(--periwinkle); outlin
         padding: 0.5rem 0.6rem 0.6rem;
         height: auto;
         min-height: 0;
+        container-type: inline-size;
+        container-name: pane;
     }
 
     .pane > * { min-width: 0; }
@@ -1180,14 +1190,29 @@ input[type="range"]:focus-visible { outline: 2px solid var(--periwinkle); outlin
     }
     .pane-live .controls .btn { padding: 0.5rem 0.2rem; font-size: 0.85rem; min-height: 2.25rem; height: auto; }
 
-    .moves { flex: 1 1 auto; min-height: 6rem; }
+    .moves { flex: 1 1 auto; min-height: 4rem; }
     .move-grid { grid-template-columns: 2.2rem 1fr 1fr; font-size: 0.9rem; }
 
     .toolbar .btn-tool { padding: 0.45rem 0.3rem; font-size: 0.82rem; min-width: 0; }
 
-    /* Replay: head, list, navigation, export and exit as rows. */
-    .pane-replay .replay-head { padding: 0.35rem 0.6rem; }
+    /* Replay: a one-line head (result, players, ply; no badge, no meta),
+       the list, the navigation row, then export and exit on one row. */
+    .pane-replay .replay-head {
+        flex-direction: row;
+        align-items: center;
+        gap: 0.5rem;
+        padding: 0.35rem 0.6rem;
+        min-height: 2.3rem;
+    }
+    .pane-replay .replay-title-row { display: contents; }
+    .pane-replay .badge { display: none; }
+    .pane-replay .replay-result { flex: none; white-space: nowrap; }
+    .pane-replay .replay-players { order: 1; flex: 1 1 auto; }
+    .pane-replay .replay-ply { order: 2; margin-left: auto; }
     .pane-replay .replay-meta { display: none; }
+    .pane-replay .btn-exit { flex: 1.3 1 0; min-width: 0; padding: 0.45rem 0.3rem; font-size: 0.82rem; }
+    .pane-replay .btn-exit #replay-exit-label { display: none; }
+    .pane-replay .btn-exit .label-short { display: inline; }
     .pane-replay .replay-nav {
         display: grid;
         grid-template-columns: repeat(5, 1fr) 1.4fr 1fr;
@@ -1196,7 +1221,6 @@ input[type="range"]:focus-visible { outline: 2px solid var(--periwinkle); outlin
     .pane-replay .replay-nav .speed { margin: 0; }
     .pane-replay .replay-nav .speed select { width: 100%; }
     .pane-replay .btn-nav { width: 100%; height: 2.2rem; }
-    .pane-replay #replay-exit { padding: 0.5rem; font-size: 0.85rem; }
 
     .games-modal { padding: 0.75rem; }
     .game-row { gap: 0.5rem; padding: 0.4rem; }
@@ -1205,10 +1229,15 @@ input[type="range"]:focus-visible { outline: 2px solid var(--periwinkle); outlin
     .modal-overlay { padding: 0.5rem; }
 }
 
-/* Very narrow phones: icon-only export buttons. */
-@media (max-width: 380px) {
-    .pane-replay .toolbar .btn-tool span { display: none; }
-    .pane-replay .toolbar .btn-tool .icon { width: 1.2rem; height: 1.2rem; }
+/* Narrow phones, and phones whose system font is large: the pane is a
+   container on phones and rem in a container query is the root font size,
+   so 24rem is 384px at the default size and 600px at a 1.5x font. Then the
+   export buttons show icons alone and the replay head keeps the score and
+   the players but not the termination. */
+@container pane (max-width: 24rem) {
+    .pane-replay .toolbar .btn-tool span, .pane-replay .btn-exit span, .pane-replay .btn-exit .label-short { display: none; }
+    .pane-replay .toolbar .btn-tool .icon, .pane-replay .btn-exit .icon { width: 1.2rem; height: 1.2rem; }
+    .pane-replay .replay-term { display: none; }
     .pane-live .controls .btn { font-size: 0.8rem; }
 }