/* tglgames.com — Chess: layout, board, pieces, lobby, overlays.
 *
 * Color palette inherits from /assets/theme.css. Border-radius capped at
 * 8px on rectangular boxes per project rules; pill (999px) is fine.
 */

/* ---------------- Page chrome ---------------- */
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; height: 100%; }
body {
	background: var(--bg);
	color: var(--fg);
	font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
	overflow-x: hidden;
}

main {
	min-height: 100vh;
	min-height: var(--app-h, 100vh);
	display: flex;
	flex-direction: column;
}

header {
	display: flex;
	align-items: center;
	gap: 8px;
	padding: 8px 12px;
	border-bottom: 1px solid var(--border);
	flex-wrap: wrap;
}
header h1 { margin: 0; font-size: 1.1rem; flex-shrink: 0; }
header .home { color: var(--muted); text-decoration: none; font-size: 0.85rem; }
header .scoreboard {
	margin-left: auto;
	display: flex;
	gap: 12px;
	font-size: 0.85rem;
	color: var(--muted);
}
header .scoreboard b { color: var(--fg); }

.user-chip {
	font-size: 0.8rem;
	padding: 3px 10px;
	border-radius: 999px;
	background: var(--card);
	border: 1px solid var(--border);
	cursor: pointer;
}
.conn-dot {
	width: 10px; height: 10px; border-radius: 999px;
	background: var(--muted);
	display: inline-block;
}
.conn-dot[data-state="open"]       { background: #4ade80; }
.conn-dot[data-state="connecting"] { background: #facc15; }
.conn-dot[data-state="closed"]     { background: #f87171; }

.audio-btn, .fs-btn, .theme-toggle, .drawer-toggle {
	background: var(--card);
	border: 1px solid var(--border);
	color: var(--fg);
	padding: 4px 10px;
	border-radius: 6px;
	cursor: pointer;
	font-size: 1rem;
}
.audio-btn[data-muted="1"] { opacity: 0.45; }

footer {
	display: flex; justify-content: space-between;
	padding: 8px 12px;
	color: var(--muted);
	font-size: 0.75rem;
	border-top: 1px solid var(--border);
}
kbd {
	background: var(--card); border: 1px solid var(--border);
	padding: 1px 6px; border-radius: 4px; font-family: inherit; font-size: 0.7rem;
}

/* ---------------- Board layout ---------------- */
.board-wrap {
	flex: 1;
	display: grid;
	grid-template-columns: minmax(0, 1fr) minmax(0, 280px);
	grid-template-rows: auto 1fr auto;
	grid-template-areas:
		"black  meta"
		"board  meta"
		"white  meta";
	gap: 12px;
	padding: 16px;
	max-width: 1100px;
	margin: 0 auto;
	width: 100%;
	position: relative;
}

.side-b { grid-area: black; }
.side-w { grid-area: white; }
.board  { grid-area: board; }
.meta   { grid-area: meta; }

.side {
	display: flex;
	align-items: center;
	gap: 12px;
	padding: 6px 10px;
	background: var(--card);
	border: 1px solid var(--border);
	border-radius: 8px;
}
.side-name {
	font-weight: 600;
	font-size: 0.9rem;
	min-width: 60px;
}
.captured {
	flex: 1;
	font-size: 1.4rem;
	letter-spacing: -3px;
	overflow-x: auto;
	white-space: nowrap;
	min-height: 28px;
	color: var(--fg);
}
.clock {
	font-family: 'SF Mono', Menlo, Consolas, monospace;
	font-size: 1.3rem;
	font-weight: 700;
	padding: 4px 10px;
	background: var(--bg);
	border: 1px solid var(--border);
	border-radius: 6px;
	min-width: 80px;
	text-align: center;
}
.clock.active { background: #fef9c3; color: #854d0e; }
[data-theme="dark"] .clock.active { background: #422006; color: #fef9c3; }
.clock.low    { color: #dc2626; }

/* ---------------- The board itself ---------------- */
.board {
	display: grid;
	grid-template-columns: repeat(8, 1fr);
	grid-template-rows: repeat(8, 1fr);
	aspect-ratio: 1;
	width: 100%;
	max-width: min(75vh, 100%);
	margin: 0 auto;
	border: 2px solid var(--border);
	border-radius: 6px;
	overflow: hidden;
	user-select: none;
	touch-action: none;
}
.sq {
	position: relative;
	display: flex;
	align-items: center;
	justify-content: center;
	font-size: clamp(1.5rem, 6vmin, 3.2rem);
	line-height: 1;
}
.sq.light { background: #f0d9b5; }
.sq.dark  { background: #b58863; }
.sq.sel   { box-shadow: inset 0 0 0 4px rgba(255, 215, 0, 0.85); }
.sq.last-from { background: rgba(255, 230, 100, 0.55); }
.sq.last-to   { background: rgba(255, 200, 50, 0.65); }
.sq.in-check  { box-shadow: inset 0 0 0 4px rgba(220, 38, 38, 0.85); }
.sq.hover     { box-shadow: inset 0 0 0 3px rgba(34, 197, 94, 0.65); }

.piece { cursor: grab; line-height: 1; user-select: none; }
.piece.drag-ghost {
	position: fixed; pointer-events: none;
	transform: translate(-50%, -50%);
	font-size: clamp(1.5rem, 6vmin, 3.2rem);
	opacity: 0.85;
	z-index: 9999;
}

/* Light/dark square legal-move dots */
.dot, .dot-cap {
	position: absolute;
	pointer-events: none;
	border-radius: 999px;
}
.dot {
	width: 28%; height: 28%;
	background: rgba(0, 0, 0, 0.28);
}
.dot-cap {
	inset: 6%;
	border: 4px solid rgba(0, 0, 0, 0.32);
}

/* ---------------- Side meta panel ---------------- */
.meta {
	display: flex;
	flex-direction: column;
	gap: 12px;
	background: var(--card);
	border: 1px solid var(--border);
	border-radius: 8px;
	padding: 12px;
	min-height: 360px;
}
.side-to-move {
	font-weight: 600;
	font-size: 0.95rem;
	padding: 6px 10px;
	background: var(--bg);
	border-radius: 6px;
	text-align: center;
}
.side-to-move[data-side="b"] { background: #1f2937; color: #f9fafb; }
[data-theme="light"] .side-to-move[data-side="b"] { background: #1f2937; color: #f9fafb; }

.message {
	min-height: 1.2em;
	font-size: 0.85rem;
	color: var(--muted);
	text-align: center;
}
.message.win  { color: #16a34a; }
.message.lose { color: #dc2626; }

.actions { display: flex; gap: 6px; flex-wrap: wrap; }
.btn {
	padding: 6px 12px;
	background: var(--card);
	border: 1px solid var(--border);
	color: var(--fg);
	border-radius: 6px;
	cursor: pointer;
	font-size: 0.85rem;
}
.btn:disabled { opacity: 0.4; cursor: not-allowed; }
.btn.ghost { background: transparent; }
.btn.gold {
	background: linear-gradient(180deg, #fbbf24, #f59e0b);
	color: #422006;
	border-color: #d97706;
	font-weight: 600;
}
.btn.wiggle { animation: wiggle 0.6s ease-in-out infinite; }
@keyframes wiggle {
	0%, 100% { transform: rotate(0); }
	25% { transform: rotate(-3deg); }
	75% { transform: rotate(3deg); }
}

.move-list {
	flex: 1;
	margin: 0;
	padding: 8px;
	background: var(--bg);
	border-radius: 6px;
	font-family: 'SF Mono', Menlo, Consolas, monospace;
	font-size: 0.78rem;
	overflow-y: auto;
	max-height: 280px;
	list-style: none;
	border: 1px solid var(--border);
}
.move-list li { display: flex; gap: 8px; padding: 1px 0; }
.move-list .num  { color: var(--muted); min-width: 24px; }
.move-list .ply  { min-width: 60px; }

/* ---------------- Tips ribbon ---------------- */
.tips-ribbon {
	position: absolute;
	top: 6px; left: 50%;
	transform: translateX(-50%);
	background: var(--card);
	border: 1px solid var(--border);
	border-radius: 999px;
	padding: 4px 12px 4px 16px;
	font-size: 0.78rem;
	color: var(--muted);
	display: flex;
	align-items: center;
	gap: 8px;
	max-width: 60%;
	z-index: 5;
}
.tips-close {
	background: transparent; border: 0; color: var(--muted);
	cursor: pointer; font-size: 0.9rem; padding: 0 4px;
}

/* ---------------- Pregame / lobby ---------------- */
.pregame {
	position: absolute;
	inset: 0;
	background: rgba(0, 0, 0, 0.55);
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	gap: 16px;
	padding: 20px;
	z-index: 10;
}
.pregame-title { color: #fff; margin: 0; font-size: 1.6rem; }
.mode-picker, .friend-mode-picker {
	display: flex;
	gap: 4px;
	background: var(--card);
	border: 1px solid var(--border);
	border-radius: 8px;
	padding: 4px;
}
.mode-pick, .friend-mode-pick {
	padding: 6px 14px;
	background: transparent; border: 0; color: var(--fg);
	cursor: pointer; border-radius: 6px;
	font-size: 0.85rem;
}
.mode-pick.sel, .friend-mode-pick.sel {
	background: var(--bg);
	font-weight: 600;
}
.pregame-card {
	background: var(--card);
	border: 1px solid var(--border);
	border-radius: 8px;
	padding: 16px;
	min-width: 320px;
	max-width: 90vw;
}
.lobby-row {
	display: flex; align-items: center; gap: 12px;
	margin-bottom: 10px;
	flex-wrap: wrap;
}
.lobby-label { font-size: 0.85rem; color: var(--muted); min-width: 70px; }
.depth-picker, .color-pick-row, .tc-picker {
	display: flex; gap: 4px;
	background: var(--bg); border-radius: 6px; padding: 3px;
	flex-wrap: wrap;
}
.depth-picker button, .color-pick-row button, .tc-picker button {
	padding: 4px 10px;
	background: transparent; border: 0; color: var(--fg);
	cursor: pointer; border-radius: 4px;
	font-size: 0.8rem;
}
.depth-picker button.sel, .color-pick-row button.sel, .tc-picker button.sel {
	background: var(--card);
	font-weight: 600;
}

.friend-instruction {
	display: block; font-size: 0.8rem; color: var(--muted);
	margin-bottom: 6px;
}
#friendCode {
	width: 100%;
	padding: 8px 10px;
	font-family: monospace;
	font-size: 1rem;
	letter-spacing: 2px;
	text-transform: uppercase;
	background: var(--bg);
	color: var(--fg);
	border: 1px solid var(--border);
	border-radius: 6px;
}
.friend-host-row { display: flex; gap: 6px; align-items: center; }
.friend-invite-code {
	font-family: monospace; font-size: 1.2rem; letter-spacing: 3px;
	padding: 6px 10px;
	background: var(--bg); border-radius: 6px; border: 1px solid var(--border);
}
.friend-host-status, .friend-joined-status, .friend-host-label {
	font-size: 0.78rem; color: var(--muted); margin-top: 6px;
}
.friend-joined-title { font-weight: 600; }

.pregame-cta { padding: 10px 32px; font-size: 0.95rem; }

/* ---------------- Overlay (game-over) ---------------- */
[hidden] { display: none !important; }

/* ---------------- Menu system (rebuilt) ----------------
 * Class-based show/hide. `.menu` is hidden by default; `.menu--show`
 * reveals it. NEVER uses the [hidden] attribute, so there's no fight
 * with other styles. */
.menu {
	display: none;
	position: absolute; inset: 0;
	background: rgba(0, 0, 0, 0.65);
	align-items: center;
	justify-content: center;
	z-index: 50;
	padding: 20px;
}
.menu.menu--show { display: flex; }
/* Card is theme-agnostic: bright background + dark text so it stays
 * readable on top of the dark overlay regardless of light/dark mode. */
.menu-card {
	background: #ffffff;
	color: #111827;
	border: 1px solid #d1d5db;
	border-radius: 8px;
	padding: 24px;
	width: min(440px, 92vw);
	max-height: 90vh;
	overflow-y: auto;
	box-shadow: 0 12px 48px rgba(0,0,0,0.5);
	font-size: 1rem;
	line-height: 1.4;
}
.menu-card--small { width: min(340px, 92vw); text-align: center; }
.menu-card h2 { margin: 0 0 18px; text-align: center; font-size: 1.6rem; color: #111827; }
.menu-card h3 { margin: 0 0 14px; text-align: center; font-size: 1.2rem; color: #111827; }
.menu-card p  { margin: 0 0 16px; text-align: center; color: #4b5563; font-size: 0.95rem; }

.menu-mode { display: flex; gap: 6px; margin-bottom: 14px; }
.menu-mode-btn {
	flex: 1;
	padding: 10px 6px;
	background: #f3f4f6; color: #111827;
	border: 1px solid #d1d5db; border-radius: 6px;
	cursor: pointer; font-size: 0.9rem; font-weight: 500;
}
.menu-mode-btn.sel {
	background: #1f2937; color: #ffffff;
	border-color: #1f2937;
	font-weight: 700;
}

.menu-section { display: none; margin-bottom: 8px; }
.menu-section.menu--show { display: block; }
.menu-row { display: flex; align-items: center; gap: 10px; margin-bottom: 12px; flex-wrap: wrap; }
.menu-label { font-size: 0.85rem; color: #4b5563; min-width: 80px; font-weight: 500; }
.menu-pick { display: flex; gap: 4px; flex-wrap: wrap; background: #f3f4f6; padding: 3px; border-radius: 6px; }
.menu-pick button {
	padding: 6px 12px;
	background: transparent; color: #111827;
	border: 0; border-radius: 4px;
	cursor: pointer; font-size: 0.88rem; font-weight: 500;
}
.menu-pick button.sel { background: #1f2937; color: #ffffff; font-weight: 700; }

.menu-tabs { display: flex; gap: 4px; margin-bottom: 12px; background: #f3f4f6; padding: 3px; border-radius: 6px; }
.menu-tab {
	flex: 1; padding: 7px; background: transparent; color: #111827;
	border: 0; border-radius: 4px; cursor: pointer; font-size: 0.88rem; font-weight: 500;
}
.menu-tab.sel { background: #1f2937; color: #ffffff; font-weight: 700; }

.menu-input {
	width: 100%;
	padding: 10px 12px;
	font-family: monospace; font-size: 1.1rem;
	letter-spacing: 3px; text-transform: uppercase;
	background: #f9fafb; color: #111827;
	border: 1px solid #d1d5db; border-radius: 6px;
}
.invite-code {
	font-family: monospace; font-size: 1.15rem; letter-spacing: 3px; font-weight: 700;
	padding: 6px 12px; color: #111827;
	background: #f3f4f6; border: 1px solid #d1d5db; border-radius: 6px;
}
.menu-status { font-size: 0.82rem; color: #4b5563; margin: 8px 0; min-height: 1em; text-align: center; }

.menu-cta { display: block; width: 100%; padding: 12px; margin-top: 12px; font-size: 1rem; font-weight: 700; }

.promo-grid {
	display: grid; grid-template-columns: repeat(4, 1fr);
	gap: 6px; margin-bottom: 12px;
}
.promo-btn {
	font-size: 2.2rem;
	background: var(--bg); color: var(--fg);
	border: 1px solid var(--border); border-radius: 6px;
	padding: 6px; cursor: pointer;
}
.promo-btn:hover { background: #fef9c3; color: #422006; }
.overlay h2 { margin: 0; }
.btn-row { display: flex; gap: 10px; }

/* ---------------- Promotion picker ---------------- */
.promo-inner, .tutorial-inner {
	background: var(--card);
	color: var(--fg);
	padding: 18px;
	border-radius: 8px;
	max-width: 360px;
	border: 1px solid var(--border);
}
.promo-inner h3, .tutorial-inner h3 { margin: 0 0 10px; }
.promo-grid {
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	gap: 6px;
	margin-bottom: 12px;
}
.promo-btn {
	font-size: 2.2rem;
	background: var(--bg);
	border: 1px solid var(--border);
	border-radius: 6px;
	padding: 6px;
	cursor: pointer;
	color: var(--fg);
}
.promo-btn:hover { background: #fef9c3; color: #422006; }
.promo-overlay[data-side="b"] .promo-btn { color: var(--fg); }

.tut-actions { display: flex; gap: 8px; justify-content: flex-end; flex-wrap: wrap; }

/* ---------------- Status bar ---------------- */
.status-bar {
	display: flex;
	gap: 18px;
	padding: 6px 12px;
	border-top: 1px solid var(--border);
	font-size: 0.78rem;
	color: var(--muted);
	background: var(--bg);
}
.sb-cell { display: flex; gap: 4px; align-items: baseline; }
.sb-label { color: var(--muted); }
.sb-cell b { color: var(--fg); font-weight: 600; }
.sb-cell .sb-unit { color: var(--muted); margin-left: 1px; }
.sb-ai { margin-left: auto; font-style: italic; }

/* ---------------- Drawer ---------------- */
.drawer {
	position: fixed;
	top: 0; right: -360px;
	width: 340px; max-width: 90vw;
	height: 100%;
	background: var(--card);
	border-left: 1px solid var(--border);
	z-index: 100;
	transition: right 0.2s;
	overflow-y: auto;
	padding: 20px;
}
.drawer.open { right: 0; }
.drawer .close {
	position: absolute; top: 8px; right: 8px;
	background: transparent; border: 0; color: var(--fg);
	font-size: 1.5rem; cursor: pointer;
}
.drawer section { margin-bottom: 20px; }
.drawer h3 { margin: 0 0 8px; font-size: 0.95rem; }

.drawer-backdrop {
	position: fixed; inset: 0;
	background: rgba(0, 0, 0, 0.4);
	display: none;
	z-index: 99;
}
.drawer-backdrop.open { display: block; }

.current-name { display: flex; align-items: baseline; gap: 6px; margin-bottom: 6px; }
.current-name-label { color: var(--muted); font-size: 0.75rem; }
.current-name-value { font-weight: 600; }
.rename-form { display: flex; gap: 4px; }
.rename-form input {
	flex: 1;
	padding: 6px 8px;
	background: var(--bg); color: var(--fg);
	border: 1px solid var(--border); border-radius: 6px;
}
.rename-form button {
	padding: 6px 12px;
	background: var(--card); border: 1px solid var(--border);
	color: var(--fg); border-radius: 6px; cursor: pointer;
}
.rename-msg { font-size: 0.75rem; color: var(--muted); min-height: 1em; margin-top: 4px; }

.leaders, .stats { list-style: none; padding: 0; margin: 0; font-size: 0.8rem; }
.leaders li { display: flex; justify-content: space-between; padding: 2px 0; }
.leaders .empty { color: var(--muted); }
.stats { display: grid; grid-template-columns: 1fr auto; gap: 4px 12px; }
.stats dt { color: var(--muted); }
.stats dd { margin: 0; font-weight: 600; text-align: right; }

.debug-log {
	width: 100%;
	font-family: monospace;
	font-size: 0.7rem;
	background: var(--bg);
	color: var(--fg);
	border: 1px solid var(--border);
	border-radius: 6px;
	padding: 6px;
}
.debug-row { display: flex; gap: 6px; margin-top: 4px; align-items: center; }
.debug-status { font-size: 0.7rem; color: var(--muted); }

/* ---------------- Match chat dock ---------------- */
.chess-chat-dock {
	position: fixed;
	right: 16px; bottom: 16px;
	z-index: 50;
}
.chess-chat-toggle {
	background: var(--card);
	border: 1px solid var(--border);
	color: var(--fg);
	padding: 8px 14px;
	border-radius: 999px;
	cursor: pointer;
	font-size: 0.85rem;
	display: flex; align-items: center; gap: 6px;
}
.chess-chat-toggle .dot {
	width: 8px; height: 8px; border-radius: 999px; background: #4ade80;
}
.chess-chat-toggle .badge {
	background: #dc2626; color: #fff;
	border-radius: 999px;
	padding: 1px 6px; font-size: 0.7rem;
}
.chess-chat-toggle .badge[data-count="0"] { display: none; }
.chess-chat-panel {
	position: absolute;
	bottom: 50px; right: 0;
	width: 320px;
	background: var(--card);
	border: 1px solid var(--border);
	border-radius: 8px;
	padding: 8px;
	max-height: 400px;
	display: flex; flex-direction: column;
}
.chess-chat-head { display: flex; justify-content: space-between; align-items: center; }
.chess-chat-close {
	background: transparent; border: 0; color: var(--muted);
	cursor: pointer; font-size: 1.1rem;
}
.chess-chat-msgs {
	flex: 1; overflow-y: auto; min-height: 200px; max-height: 280px;
	padding: 6px 0;
	font-size: 0.8rem;
}
.chat-line { margin: 3px 0; }
.chat-line .who { color: var(--muted); margin-right: 6px; }
.chat-line.me .who { color: #4ade80; }
.chess-chat-form { display: flex; gap: 4px; }
.chess-chat-form input {
	flex: 1;
	padding: 6px 8px;
	background: var(--bg); color: var(--fg);
	border: 1px solid var(--border); border-radius: 6px;
}
.chess-chat-form button {
	padding: 6px 12px;
	background: var(--card); border: 1px solid var(--border);
	color: var(--fg); border-radius: 6px; cursor: pointer;
}