/* =====================================================================
   THEMES
   Every colour, font and texture is a variable. To add a theme: copy one
   [data-theme] block, rename it, change values, and add an <option> to
   #themeSelect in index.html.
   ===================================================================== */
:root, [data-theme="classic"] {
  /* page */
  --bg: #f1e8d6;
  --bg-2: #e5d7bb;
  --page-glow: radial-gradient(ellipse at 50% -10%, rgba(255,255,255,.55), transparent 60%);
  --panel: #fbf7ee;
  --panel-border: #dccaa4;
  --panel-shadow: 0 1px 2px rgba(60,35,10,.06), 0 8px 24px rgba(60,35,10,.08);
  --text: #2c2116;
  --muted: #7d6d55;
  --accent: #7a1f1f;
  --accent-text: #fff8ec;
  --danger: #a32020;
  --ok: #3f9a55;
  --font-head: 'Playfair Display', Georgia, serif;
  --font-body: 'Source Sans 3', system-ui, sans-serif;
  --logo-size: 1.55rem;
  --logo-tracking: 0;

  /* board */
  --frame: #4a2c14;
  --frame-hi: #82532b;
  --wood: .22;          /* wood-grain strength on the frame (0 = off) */
  --grain: .07;         /* fine texture over the playing surface */
  --inlay: #caa45e;     /* thin line inset in the frame */
  --label: #e7d3ad;     /* point numbers */
  --felt: #1f4430;
  --felt-hi: #2e6043;
  --bar: #3a2210;
  --bar-hi: #5a3618;
  --tray: #2a180a;
  --pt-a: #f1e3c0;
  --pt-a-lo: #d6c08e;
  --pt-b: #8e2626;
  --pt-b-lo: #5c1414;
  --pt-stroke: rgba(0,0,0,.18);
  --ck-w: #e6d8b9;
  --ck-w-hi: #fffbf2;
  --ck-w-edge: #a8946a;
  --ck-w-ring: #c7b183;
  --ck-w-text: #3c2c18;
  --ck-b: #4a1c0e;
  --ck-b-hi: #934526;
  --ck-b-edge: #1f0b04;
  --ck-b-ring: #74301a;
  --ck-b-text: #f6e6cc;
  --die: #fffaf0;
  --die-pip: #2c2116;
  --die-edge: #b9a57a;
  --cube: #f4ecda;
  --cube-text: #2c2116;
  --hl: #ffcf40;
  --hl-dest: rgba(255, 207, 64, .22);
  --hl-ghost: rgba(255, 220, 110, .28);
  --last: rgba(255, 255, 255, .55);
  --board-shadow: 0 2px 4px rgba(40,20,5,.2), 0 24px 50px -12px rgba(60,35,10,.45);
  --orn: none;          /* small ornaments on points/bar: none | inline */
  --orn-color: #b89a5e;
  --bar-glyph: '';
}

[data-theme="goth"] {
  --bg: #0b090d;
  --bg-2: #120c13;
  --page-glow: radial-gradient(ellipse at 50% -10%, rgba(130, 10, 40, .28), transparent 60%);
  --panel: #141016;
  --panel-border: #35192a;
  --panel-shadow: 0 0 0 1px rgba(0,0,0,.4), 0 10px 30px rgba(0,0,0,.5);
  --text: #e6dccd;
  --muted: #9a8a8e;
  --accent: #9e1230;
  --accent-text: #f7e9ea;
  --danger: #c4183a;
  --ok: #4fae6a;
  --font-head: 'UnifrakturMaguntia', 'Cinzel', serif;
  --font-body: 'Cormorant Garamond', Georgia, serif;
  --logo-size: 2rem;

  --frame: #0d0b0f;
  --frame-hi: #2a2230;
  --wood: 0;
  --grain: .1;
  --inlay: #5e4a2c;
  --label: #8f6c76;
  --felt: #120a12;
  --felt-hi: #24121f;
  --bar: #070507;
  --bar-hi: #18101a;
  --tray: #0a080b;
  --pt-a: #7d0d22;
  --pt-a-lo: #3e0612;
  --pt-b: #3a2450;
  --pt-b-lo: #1b0f28;
  --pt-stroke: rgba(200, 160, 170, .22);
  --ck-w: #cfc6b4;
  --ck-w-hi: #f6f1e6;
  --ck-w-edge: #6b6256;
  --ck-w-ring: #8a1a2c;
  --ck-w-text: #2a0a12;
  --ck-b: #0e0c10;
  --ck-b-hi: #3b3341;
  --ck-b-edge: #8a8290;
  --ck-b-ring: #a3122a;
  --ck-b-text: #e6dccd;
  --die: #e9e1d2;
  --die-pip: #7d0d22;
  --die-edge: #5c1424;
  --cube: #1b141e;
  --cube-text: #d5b46a;
  --hl: #ff3355;
  --hl-dest: rgba(255, 51, 85, .2);
  --hl-ghost: rgba(255, 51, 85, .25);
  --last: rgba(213, 180, 106, .6);
  --board-shadow: 0 0 70px rgba(158, 18, 48, .3), 0 24px 60px rgba(0,0,0,.85);
  --orn: inline;
  --orn-color: #b89a5e;
}

/* Midnight: navy leather, brass inlay, ivory and onyx */
[data-theme="midnight"] {
  --bg: #0f1522;
  --bg-2: #080b12;
  --page-glow: radial-gradient(ellipse at 50% -10%, rgba(201, 164, 92, .14), transparent 60%);
  --panel: #131b2a;
  --panel-border: #263249;
  --panel-shadow: 0 1px 0 rgba(255,255,255,.03) inset, 0 10px 30px rgba(0,0,0,.35);
  --text: #ebe5d6;
  --muted: #8e97aa;
  --accent: #c9a45c;
  --accent-text: #15120a;
  --danger: #c0504d;
  --ok: #5fbf83;
  --font-head: 'Cormorant Garamond', Georgia, serif;
  --font-body: 'Jost', system-ui, sans-serif;
  --logo-size: 1.85rem;
  --logo-tracking: .04em;

  --frame: #151d2d;
  --frame-hi: #2a3652;
  --wood: 0;
  --grain: .09;
  --inlay: #c9a45c;
  --label: #a99268;
  --felt: #132038;
  --felt-hi: #1d3152;
  --bar: #0f1624;
  --bar-hi: #1b2538;
  --tray: #0b101a;
  --pt-a: #e8dec6;
  --pt-a-lo: #c4b591;
  --pt-b: #b08d4f;
  --pt-b-lo: #7a6033;
  --pt-stroke: rgba(0,0,0,.25);
  --ck-w: #e9e3d4;
  --ck-w-hi: #ffffff;
  --ck-w-edge: #988e78;
  --ck-w-ring: #c9a45c;
  --ck-w-text: #1d2433;
  --ck-b: #12151d;
  --ck-b-hi: #3d4558;
  --ck-b-edge: #000000;
  --ck-b-ring: #c9a45c;
  --ck-b-text: #e9dcb8;
  --die: #f3eee2;
  --die-pip: #16213a;
  --die-edge: #b29a68;
  --cube: #16213a;
  --cube-text: #e1c385;
  --hl: #f0cf86;
  --hl-dest: rgba(240, 207, 134, .2);
  --hl-ghost: rgba(240, 207, 134, .28);
  --last: rgba(240, 207, 134, .55);
  --board-shadow: 0 2px 4px rgba(0,0,0,.4), 0 30px 60px -15px rgba(0,0,0,.8);
  --orn: none;
}

/* Travertine: stone, linen, terracotta and olive, marble and slate */
[data-theme="travertine"] {
  --bg: #f5f0e7;
  --bg-2: #e9e0d0;
  --page-glow: radial-gradient(ellipse at 50% -10%, rgba(255,255,255,.7), transparent 60%);
  --panel: #fcfaf5;
  --panel-border: #e0d5c2;
  --panel-shadow: 0 1px 2px rgba(80,60,30,.05), 0 8px 24px rgba(80,60,30,.07);
  --text: #362e26;
  --muted: #8b7e6c;
  --accent: #b4532a;
  --accent-text: #ffffff;
  --danger: #b03a2a;
  --ok: #4c8c5a;
  --font-head: 'DM Serif Display', Georgia, serif;
  --font-body: 'DM Sans', system-ui, sans-serif;
  --logo-size: 1.6rem;

  --frame: #c8b99d;
  --frame-hi: #e6dcc8;
  --wood: 0;
  --grain: .16;
  --inlay: #f4ede0;
  --label: #6d5f4a;
  --felt: #ece2d0;
  --felt-hi: #f8f2e7;
  --bar: #d3c5aa;
  --bar-hi: #e2d7c1;
  --tray: #bfae8f;
  --pt-a: #c76a3e;
  --pt-a-lo: #a24f2a;
  --pt-b: #808c5c;
  --pt-b-lo: #5d6840;
  --pt-stroke: rgba(70,50,20,.12);
  --ck-w: #f6f3ec;
  --ck-w-hi: #ffffff;
  --ck-w-edge: #b6aa95;
  --ck-w-ring: #d8ccb6;
  --ck-w-text: #4a3d2c;
  --ck-b: #33465e;
  --ck-b-hi: #627a98;
  --ck-b-edge: #1b2737;
  --ck-b-ring: #5a7090;
  --ck-b-text: #f1ece2;
  --die: #ffffff;
  --die-pip: #b4532a;
  --die-edge: #cdbfa6;
  --cube: #fbf8f1;
  --cube-text: #362e26;
  --hl: #1f7f86;
  --hl-dest: rgba(31, 127, 134, .16);
  --hl-ghost: rgba(31, 127, 134, .22);
  --last: rgba(31, 127, 134, .7);
  --board-shadow: 0 2px 4px rgba(80,60,30,.12), 0 26px 50px -16px rgba(80,60,30,.45);
  --orn: none;
}

/* =====================================================================
   BASE
   ===================================================================== */
* { box-sizing: border-box; }
html { font-size: clamp(15px, 0.32vw + 10.5px, 19px); background: var(--bg-2); }
html, body { margin: 0; min-height: 100%; }
body {
  background: var(--page-glow), linear-gradient(var(--bg), var(--bg-2));
  background-attachment: fixed;
  color: var(--text);
  font-family: var(--font-body);
  display: flex; flex-direction: column;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}
[hidden] { display: none !important; }
a { color: inherit; text-decoration: none; }
input, select, button { font: inherit; color: inherit; }
input, select {
  background: var(--panel); border: 1px solid var(--panel-border);
  border-radius: 8px; padding: .5rem .65rem; min-width: 0;
}
select { cursor: pointer; }
input:focus-visible, select:focus-visible, .btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

.btn {
  border: 1px solid var(--panel-border); background: var(--panel);
  padding: .55rem 1.05rem; border-radius: 8px; cursor: pointer;
  font-weight: 600; letter-spacing: .02em; line-height: 1.2;
  transition: transform .06s, filter .15s, background-color .15s, box-shadow .15s;
}
.btn:hover:not(:disabled) { filter: brightness(1.07); }
.btn:active:not(:disabled) { transform: translateY(1px); }
.btn:disabled { opacity: .42; cursor: not-allowed; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-text); box-shadow: 0 1px 0 rgba(255,255,255,.15) inset, 0 2px 6px rgba(0,0,0,.15); }
.btn.danger { background: var(--danger); border-color: var(--danger); color: #fff; }
.btn.ghost { background: transparent; }
.btn.small { padding: .35rem .75rem; font-size: .86rem; }
.btn.wide { width: 100%; }
.row { display: flex; gap: .5rem; flex-wrap: wrap; align-items: center; }

/* =====================================================================
   TOP BAR
   ===================================================================== */
.topbar {
  display: flex; align-items: center; gap: 1.2rem; flex-wrap: wrap;
  padding: .55rem 1.25rem; border-bottom: 1px solid var(--panel-border);
  background: color-mix(in srgb, var(--panel) 75%, transparent);
  backdrop-filter: blur(6px);
}
.logo { font-family: var(--font-head); font-weight: 600; font-size: var(--logo-size); letter-spacing: var(--logo-tracking); margin: 0; margin-right: auto; color: var(--accent); line-height: 1; }
.logo a { display: inline-flex; align-items: center; gap: .55rem; }
.logo-mark { width: 1.35em; height: 1.35em; flex: none; }
.logo-mark .m1 { fill: var(--accent); }
.logo-mark .m2 { fill: var(--pt-a); stroke: var(--accent); stroke-width: 1.5; }
.logo-mark .m3 { fill: var(--ck-b); stroke: var(--ck-b-ring); stroke-width: 1.5; }
/* Goth: Cinzel (capitals) for short UI labels, Cormorant for reading text */
[data-theme="goth"] .btn, [data-theme="goth"] .status, [data-theme="goth"] .player,
[data-theme="goth"] .room-info, [data-theme="goth"] .theme-pick, [data-theme="goth"] .variant-name,
[data-theme="goth"] .rtc-state, [data-theme="goth"] .field { font-family: 'Cinzel', Georgia, serif; }
[data-theme="goth"] .chat-log, [data-theme="goth"] .hint, [data-theme="goth"] .card p { font-size: 1.05em; font-weight: 500; }
[data-theme="goth"] .logo { text-shadow: 0 0 18px rgba(200, 20, 60, .45); }
.room-info { display: flex; align-items: center; gap: .6rem; font-size: .92rem; }
.room-info strong { letter-spacing: .15em; }
.theme-pick { display: flex; align-items: center; gap: .45rem; font-size: .88rem; color: var(--muted); }
.theme-pick select { padding: .3rem .5rem; font-size: .88rem; }
.badge { background: var(--accent); color: var(--accent-text); border-radius: 999px; padding: 0 .45rem; font-size: .75rem; }

/* =====================================================================
   LOBBY
   ===================================================================== */
.lobby { flex: 1; display: grid; place-items: center; padding: 2rem 16px; }
.card {
  width: min(460px, 100%); background: var(--panel); border: 1px solid var(--panel-border);
  border-radius: 16px; padding: 2rem; box-shadow: var(--board-shadow);
}
.card h2 { font-family: var(--font-head); font-weight: 600; margin-top: 0; font-size: 1.8rem; line-height: 1.15; }
.card p { color: var(--muted); line-height: 1.5; }
.field { display: flex; flex-direction: column; gap: .35rem; margin: 1rem 0; font-weight: 600; font-size: .95rem; }
.field select { width: 100%; }
.divider { text-align: center; color: var(--muted); margin: 1.2rem 0; position: relative; font-size: .9rem; }
.divider::before { content: ''; position: absolute; left: 0; right: 0; top: 50%; border-top: 1px solid var(--panel-border); }
.divider span { background: var(--panel); padding: 0 .6rem; position: relative; }
.card .row input { flex: 1; text-transform: uppercase; letter-spacing: .2em; }
.error { color: var(--danger); min-height: 1.2em; }

/* =====================================================================
   ROOM LAYOUT
   Desktop: the page is exactly one screen tall; the board scales to fit the
   space left (app.js sizes it), so nothing scrolls on laptops or 4K screens.
   ===================================================================== */
.room {
  flex: 1; display: grid; gap: 1.1rem; padding: 1rem 1.25rem 1.1rem; min-height: 0;
  grid-template-columns: minmax(0, 1fr) clamp(300px, 21vw, 440px);
}
.play { display: flex; flex-direction: column; align-items: center; gap: .7rem; min-width: 0; min-height: 0; }
.play > :not(.board-wrap) { width: var(--board-w, 100%); max-width: 100%; }
.board-wrap { flex: 1; min-height: 0; width: 100%; display: flex; align-items: center; justify-content: center; }

.players { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: .6rem; }
.players .player { width: fit-content; max-width: 100%; }
.players #pBottom { justify-self: end; }
.player {
  display: flex; align-items: center; gap: .55rem; background: var(--panel);
  border: 1px solid var(--panel-border); padding: .38rem .85rem .38rem .45rem; border-radius: 999px; font-size: .92rem;
  box-shadow: var(--panel-shadow); transition: box-shadow .25s, border-color .25s; min-width: 0;
}
.player strong { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.player.active { border-color: var(--hl); box-shadow: 0 0 0 2px var(--hl), 0 0 18px color-mix(in srgb, var(--hl) 35%, transparent); }
.player .chip { width: 1.25rem; height: 1.25rem; border-radius: 50%; flex: none; }
.player .chip.w { background: radial-gradient(circle at 35% 30%, var(--ck-w-hi), var(--ck-w)); box-shadow: 0 0 0 1px var(--ck-w-edge), inset 0 0 0 3px var(--ck-w), inset 0 0 0 4.5px var(--ck-w-ring); }
.player .chip.b { background: radial-gradient(circle at 35% 30%, var(--ck-b-hi), var(--ck-b)); box-shadow: 0 0 0 1px var(--ck-b-edge), inset 0 0 0 3px var(--ck-b), inset 0 0 0 4.5px var(--ck-b-ring); }
.player .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--ok); flex: none; }
.player .dot.off { background: #888; }
.player .pips { color: var(--muted); font-size: .8rem; white-space: nowrap; font-variant-numeric: tabular-nums; }
.score-box { text-align: center; line-height: 1.1; }
.variant-name { font-size: .7rem; color: var(--muted); text-transform: uppercase; letter-spacing: .16em; }
.score { font-family: var(--font-head); font-size: 1.35rem; font-variant-numeric: lining-nums tabular-nums; }

#board { display: block; width: 100%; height: auto; border-radius: 16px; box-shadow: var(--board-shadow); user-select: none; -webkit-tap-highlight-color: transparent; }
#board .hit { fill: transparent; }
#board .hit.src, #board .hit.dst { cursor: pointer; }
#board .dst-mark { fill: var(--hl-dest); pointer-events: none; }
#board .ghost { fill: var(--hl-ghost); stroke: var(--hl); stroke-width: 2.5; stroke-dasharray: 6 5; pointer-events: none; animation: ghost-pulse 1.4s ease-in-out infinite; }
#board .sel-ring { fill: none; stroke: var(--hl); stroke-width: 4; pointer-events: none; filter: drop-shadow(0 0 4px var(--hl)); }
#board .src-glow { fill: none; stroke: var(--hl); stroke-width: 2.2; stroke-dasharray: 5 4; pointer-events: none; opacity: .85; }
#board .last-to { fill: none; stroke: var(--last); stroke-width: 2.5; pointer-events: none; }
#board .last-from { fill: none; stroke: var(--last); stroke-width: 2; stroke-dasharray: 3 4; pointer-events: none; }
#board text { pointer-events: none; font-family: var(--font-body); }
#board .pt-label { fill: var(--label); font-size: 12px; letter-spacing: .04em; opacity: .85; }
#board .orn { display: var(--orn); fill: var(--orn-color); opacity: .55; }
#board .bar-orn { display: var(--orn); fill: var(--orn-color); opacity: .5; }
#board .die-new { transform-box: fill-box; transform-origin: center; animation: dice-roll .5s cubic-bezier(.2, .9, .3, 1.2) both; }
#board .die-new:nth-child(2) { animation-delay: .06s; }
#board .die-new:nth-child(3) { animation-delay: .12s; }
#board .die-new:nth-child(4) { animation-delay: .18s; }
@keyframes dice-roll {
  0% { transform: translate(-40px, -12px) rotate(-200deg) scale(.55); opacity: 0; }
  60% { transform: translate(4px, 2px) rotate(14deg) scale(1.06); opacity: 1; }
  100% { transform: none; opacity: 1; }
}
@keyframes ghost-pulse { 0%, 100% { opacity: .65; } 50% { opacity: 1; } }
@media (prefers-reduced-motion: reduce) {
  #board .die-new, #board .ghost { animation: none; }
}

.controls { display: flex; align-items: center; justify-content: space-between; gap: .6rem 1rem; flex-wrap: wrap; min-height: 2.6rem; }
.status { margin: 0; font-size: 1.04rem; font-weight: 600; }
.buttons { display: flex; gap: .5rem; flex-wrap: wrap; }
.variant-note { margin: -.3rem 0 0; color: var(--muted); font-size: .9rem; }
.variant-pick { display: flex; flex-wrap: wrap; gap: .4rem 1rem; align-items: center; font-size: .9rem; }
.variant-pick label { display: flex; gap: .4rem; align-items: center; font-weight: 600; }
.variant-desc { color: var(--muted); font-size: .88rem; margin: -.4rem 0 1rem; line-height: 1.4; }
.variant-pick .variant-desc { margin: 0; }

/* =====================================================================
   SIDEBAR
   ===================================================================== */
.sidebar { display: flex; flex-direction: column; gap: 1rem; min-height: 0; }
.panel { background: var(--panel); border: 1px solid var(--panel-border); border-radius: 14px; padding: .9rem; box-shadow: var(--panel-shadow); }
.panel-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: .55rem; }
.panel-head h3 { margin: 0; font-family: var(--font-head); font-weight: 600; font-size: 1.15rem; }
[data-theme="goth"] .panel-head h3 { font-size: 1.35rem; font-weight: 400; color: #d7c4a0; }
[data-theme="midnight"] .panel-head h3 { font-size: 1.3rem; color: #e1c385; }
.rtc-state { font-size: .78rem; color: var(--muted); text-transform: uppercase; letter-spacing: .08em; }
.rtc-state.live { color: var(--ok); }
.rtc-invite { background: color-mix(in srgb, var(--accent) 14%, transparent); border: 1px solid var(--accent); padding: .6rem; border-radius: 10px; margin-bottom: .6rem; display: flex; flex-direction: column; gap: .5rem; font-size: .9rem; }
.videos { position: relative; aspect-ratio: 4 / 3; background: #000; border-radius: 10px; overflow: hidden; margin-bottom: .6rem; }
#remoteVideo { width: 100%; height: 100%; object-fit: cover; }
#localVideo { position: absolute; right: 6px; bottom: 6px; width: 32%; border-radius: 6px; border: 2px solid var(--panel-border); background: #111; object-fit: cover; transform: scaleX(-1); }
.remote-placeholder { position: absolute; inset: 0; display: grid; place-items: center; color: #bbb; font-size: .9rem; pointer-events: none; }
.hint { color: var(--muted); font-size: .8rem; margin: .5rem 0 0; line-height: 1.4; }

.chat-panel { flex: 1; display: flex; flex-direction: column; min-height: 240px; }
.chat-log { list-style: none; margin: 0; padding: 0 .2rem; flex: 1; overflow-y: auto; display: flex; flex-direction: column; gap: .35rem; font-size: .9rem; min-height: 160px; scrollbar-width: thin; }
.chat-log li { line-height: 1.38; overflow-wrap: anywhere; }
.chat-log .who { font-weight: 700; margin-right: .3rem; }
.chat-log .who.b { color: var(--accent); }
.chat-log .sys { color: var(--muted); font-style: italic; font-size: .82rem; }
.chat-form { display: flex; gap: .4rem; margin-top: .6rem; }
.chat-form input { flex: 1; }

/* =====================================================================
   DIALOG / TOAST
   ===================================================================== */
dialog { border: 1px solid var(--panel-border); border-radius: 16px; background: var(--panel); color: var(--text); padding: 1.6rem; width: min(380px, 92vw); box-shadow: var(--board-shadow); }
dialog::backdrop { background: rgba(0,0,0,.55); backdrop-filter: blur(2px); }
dialog h2 { font-family: var(--font-head); font-weight: 600; margin-top: 0; }
.toast { position: fixed; left: 50%; bottom: 1.5rem; transform: translateX(-50%); background: var(--accent); color: var(--accent-text); padding: .6rem 1rem; border-radius: 10px; box-shadow: 0 6px 20px rgba(0,0,0,.3); z-index: 10; }

/* =====================================================================
   RESPONSIVE
   ===================================================================== */
@media (min-width: 981px) {
  /* one-screen layout */
  body:has(.room:not([hidden])) { height: 100vh; height: 100dvh; overflow: hidden; }
  .room { grid-template-rows: minmax(0, 1fr); }
  .sidebar { overflow: hidden; }
  #sidebarToggle { display: none !important; }
}
@media (max-width: 980px) {
  .room { grid-template-columns: 1fr; padding: .75rem 16px 1.5rem; }
  .board-wrap { flex: none; }
  .room.sidebar-hidden .sidebar { display: none; }
  .chat-log { max-height: 50vh; }
  #sidebarToggle { display: inline-flex !important; gap: .3rem; align-items: center; }
}
@media (max-width: 560px) {
  .topbar { gap: .5rem; padding: .5rem 16px; }
  .room-info span { display: none; }
  .players { grid-template-columns: 1fr 1fr; }
  .players .score-box { grid-column: 1 / -1; grid-row: 1; }
  .player { font-size: .82rem; }
  .controls { flex-direction: column; align-items: stretch; }
  .buttons .btn { flex: 1; }
  #board { border-radius: 10px; }
}
[data-theme="goth"] .chat-log { font-variant-numeric: lining-nums; }
[data-theme="goth"] .chat-log .sys { font-size: .92rem; }

/* Computer opponent */
.cpu-tag { font-size: .62rem; font-weight: 700; letter-spacing: .12em; padding: .12rem .4rem; border-radius: 4px; border: 1px solid var(--panel-border); color: var(--muted); font-family: var(--font-body); }