:root {
	--bg: radial-gradient(1200px 800px at 10% 10%, #1a2840, #0b1220 60%);
	--panel: #0f1b2e;
	--panel-2: #0b1626;
	--text: #e6f1ff;
	--muted: #93a4c4;
	--accent: #6ee7ff;
	--accent-2: #7c3aed;
	--good: #22c55e;
	--bad: #ef4444;
	--warn: #f59e0b;
	--shadow: 0 10px 30px rgba(0,0,0,.45);
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
	margin: 0;
	background: var(--bg);
	color: var(--text);
	font-family: 'Nunito', system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Cantarell, Helvetica, Arial, 'Apple Color Emoji', 'Segoe UI Emoji';
	background-attachment: fixed;
	overflow-x: hidden;
}

#app { max-width: 1200px; margin: 0 auto; padding: 20px 18px 40px; }

.banner {
	display: grid;
	grid-template-columns: 1fr auto;
	align-items: center;
	gap: 16px;
	padding: 12px 16px;
	background: linear-gradient(180deg, rgba(124,58,237,.25), rgba(124,58,237,0) 70%);
	border-radius: 18px;
	box-shadow: var(--shadow);
}

.brand { display: flex; flex-direction: column; }
.brand-top {
	font-family: 'Kanit', sans-serif;
	font-weight: 800;
	letter-spacing: .08em;
	font-size: 18px;
	color: var(--accent);
}
.brand-bottom {
	font-family: 'Kanit', sans-serif;
	font-weight: 800;
	font-size: 36px;
	line-height: 1.1;
}

.hud { display: grid; grid-auto-flow: column; gap: 18px; }
.hud-item {
	background: linear-gradient(180deg, rgba(110,231,255,.12), rgba(110,231,255,0));
	border: 1px solid rgba(110,231,255,.25);
	padding: 10px 14px; border-radius: 12px; text-align: center;
	min-width: 110px;
}
.hud-item span { display: block; color: var(--muted); font-size: 12px; letter-spacing: .08em; text-transform: uppercase; }
.hud-item strong { 
	font-size: 22px; 
	letter-spacing: .02em; 
	transition: all 0.3s ease;
}

.board { display: grid; grid-template-columns: 2fr 1fr; gap: 18px; margin-top: 18px; }
.left, .right { display: grid; gap: 18px; }
.left { grid-template-rows: auto auto 1fr; }

.panel {
	background: linear-gradient(180deg, rgba(15,27,46,.9), rgba(15,27,46,.75));
	border: 1px solid rgba(255,255,255,.06);
	border-radius: 16px; padding: 14px 16px; box-shadow: var(--shadow);
}
.panel h2, .panel h3 { margin: 6px 0 12px; font-family: 'Kanit', sans-serif; letter-spacing: .02em; }
.panel h2 { font-size: 22px; }
.panel h3 { font-size: 18px; color: var(--accent); }

.gm-log { height: 120px; overflow: auto; background: rgba(0,0,0,.25); border-radius: 10px; padding: 10px; font-size: 14px; line-height: 1.5; }
.gm-log .line { opacity: .95; }
.gm-log .line strong { color: var(--accent); }

.ops-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.op-btn {
	background: linear-gradient(180deg, rgba(124,58,237,.12), rgba(124,58,237,.03));
	border: 1px solid rgba(124,58,237,.35);
	color: var(--text);
	padding: 10px 8px; border-radius: 12px;
	cursor: pointer; transition: transform .08s ease, background .2s ease;
	font-weight: 700;
}
.op-btn:hover { transform: translateY(-1px); }
.op-btn.active { outline: 2px solid var(--accent); background: rgba(110,231,255,.08); }

.dice-panel { position: relative; }
.dice-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 10px; }
.dice-btn {
	background: linear-gradient(180deg, rgba(15,27,46,1), rgba(15,27,46,.6));
	border: 1px solid rgba(255,255,255,.08);
	border-radius: 12px; cursor: pointer; padding: 8px;
	transition: transform .12s ease, box-shadow .12s ease, outline-color .12s ease;
}
.dice-btn:hover { transform: translateY(-2px); box-shadow: 0 10px 20px rgba(0,0,0,.35); }
.dice-btn:active { transform: translateY(0); }
.dice-btn.active { outline: 2px solid var(--accent); }
.dice-svg { display: block; width: 100%; height: 80px; }

.roll-visual { display: grid; grid-template-columns: 140px 1fr; gap: 12px; align-items: center; margin-top: 12px; }
.die-preview { height: 120px; display: grid; place-items: center; background: rgba(0,0,0,.2); border-radius: 12px; border: 1px solid rgba(255,255,255,.06); }
.die-3d { width: 100px; height: 100px; perspective: 500px; position: relative; }
.die-3d .cube { width: 100%; height: 100%; position: absolute; transform-style: preserve-3d; animation: roll 1s ease-in-out; }
.die-3d .face { position: absolute; width: 100%; height: 100%; background: linear-gradient(145deg, #152238, #0c1627); border: 1px solid rgba(255,255,255,.06); border-radius: 10px; display: grid; place-items: center; font-size: 42px; font-weight: 900; color: #e9f2ff; text-shadow: 0 2px 6px rgba(0,0,0,.45); }
.die-3d .face:nth-child(1) { transform: rotateY(0deg) translateZ(50px); }
.die-3d .face:nth-child(2) { transform: rotateY(90deg) translateZ(50px); }
.die-3d .face:nth-child(3) { transform: rotateY(180deg) translateZ(50px); }
.die-3d .face:nth-child(4) { transform: rotateY(-90deg) translateZ(50px); }
.die-3d .face:nth-child(5) { transform: rotateX(90deg) translateZ(50px); }
.die-3d .face:nth-child(6) { transform: rotateX(-90deg) translateZ(50px); }

@keyframes roll {
	0% { transform: rotate3d(0,0,0,0deg); }
	25% { transform: rotate3d(1,1,0,180deg); }
	50% { transform: rotate3d(0,1,1,360deg); }
	75% { transform: rotate3d(1,0,1,540deg); }
	100% { transform: rotate3d(1,1,1,720deg); }
}

.calc-card {
	background: linear-gradient(180deg, rgba(12,22,39,.9), rgba(12,22,39,.6));
	border: 1px solid rgba(255,255,255,.06);
	border-radius: 12px; padding: 12px;
	font-family: 'Kanit', sans-serif; font-size: 18px; letter-spacing: .02em;
}
.calc-line { opacity: .95; }
.calc-line.strong { font-size: 22px; font-weight: 800; color: var(--accent); }
.calc-line.arrow { text-align: center; opacity: .6; }

.timer { position: relative; height: 18px; background: rgba(0,0,0,.35); border: 1px solid rgba(255,255,255,.06); border-radius: 10px; overflow: hidden; }
.timer .bar { position: absolute; left: 0; top: 0; bottom: 0; width: 100%; background: linear-gradient(90deg, var(--good), var(--warn), var(--bad)); transform-origin: left center; transition: transform .1s linear; }
.timer .countdown { position: absolute; right: 8px; top: 50%; transform: translateY(-50%); font-weight: 900; display: none; }
.timer-note { font-size: 13px; color: var(--muted); margin-top: 8px; line-height: 1.4; }

.leaderboard-panel ol { margin: 0; padding-left: 20px; }
.leaderboard-panel li { margin: 6px 0; }

.actions-panel { display: grid; }
.primary {
	background: linear-gradient(180deg, rgba(110,231,255,.18), rgba(110,231,255,.06));
	border: 1px solid rgba(110,231,255,.4);
	color: var(--text);
	padding: 10px 14px; border-radius: 12px; cursor: pointer; font-weight: 800; letter-spacing: .02em;
}

.lang-switch { display: flex; align-items: center; }
.secondary { 
	background: linear-gradient(180deg, rgba(255,255,255,.08), rgba(255,255,255,.03)); 
	border: 1px solid rgba(255,255,255,.18); 
	color: var(--text); 
	padding: 8px 14px; 
	border-radius: 10px; 
	cursor: pointer; 
	font-weight: 700; 
	font-size: 14px;
	transition: background 0.2s ease;
}
.secondary:hover {
	background: linear-gradient(180deg, rgba(255,255,255,.12), rgba(255,255,255,.06));
}

.modal { position: fixed; inset: 0; display: grid; place-items: center; background: rgba(0,0,0,.6); z-index: 1000; }
.modal.hidden { display: none; }
.modal-content {
	background: linear-gradient(180deg, rgba(15,27,46,.95), rgba(15,27,46,.85));
	border: 1px solid rgba(255,255,255,.08);
	border-radius: 16px; padding: 18px; width: min(420px, 92vw); box-shadow: var(--shadow);
}
.modal-content.center { text-align: center; width: min(520px, 94vw); }
.modal-content.intro-modal { 
	max-height: 90vh; 
	overflow-y: auto; 
	width: min(480px, 92vw);
}
.intro-content { margin-bottom: 16px; }
.intro-content h3 { 
	color: var(--accent); 
	margin: 16px 0 8px 0; 
	font-family: 'Kanit', sans-serif;
}
.intro-list { margin: 8px 0 10px; line-height: 1.6; }
.intro-list ul { margin: 4px 0 6px 16px; }
.intro-list li { margin: 6px 0; }
.lang-group { display: flex; gap: 8px; margin-top: 12px; }
.lang-btn { font-size: 14px; padding: 8px 12px; }
.lang-btn.active { outline: 2px solid var(--accent); background: rgba(110,231,255,.1); }
.muted { color: var(--muted); }
.final-score { font-family: 'Kanit', sans-serif; font-size: 54px; font-weight: 800; margin: 10px 0 12px; color: var(--accent); text-shadow: 0 6px 22px rgba(110,231,255,.18); }
.center-actions { display: flex; justify-content: center; gap: 10px; }
.modal-content h2 { margin: 6px 0 8px; font-family: 'Kanit'; }
.modal-content p { margin: 4px 0 10px; color: var(--muted); }
#nicknameInput { width: 100%; padding: 10px 12px; border-radius: 10px; border: 1px solid rgba(255,255,255,.12); background: rgba(0,0,0,.25); color: var(--text); font-size: 16px; }
#nicknameInput:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(110,231,255,.2); }
.modal-actions { margin-top: 12px; display: flex; justify-content: flex-end; }

/* Confetti overlay */
#confetti { position: fixed; inset: 0; width: 100vw; height: 100vh; pointer-events: none; z-index: 9999; display: none; }

@media (max-width: 900px) {
	.board { grid-template-columns: 1fr; }
	.left { grid-template-rows: auto auto auto; }
	.dice-grid { grid-template-columns: repeat(3, 1fr); }
	.roll-visual { grid-template-columns: 1fr; }
	.banner { grid-template-columns: 1fr; }
	.lang-switch { justify-content: center; margin-top: 8px; }
}

@media (max-width: 600px) {
	.modal-content.intro-modal { 
		max-height: 85vh; 
		width: 95vw; 
		padding: 16px;
	}
	.intro-list { font-size: 14px; }
	.intro-list ul { margin: 3px 0 5px 14px; }
	.ops-grid { grid-template-columns: repeat(2, 1fr); }
}

/* Game Over Modal Styles */
.center-actions {
	justify-content: center;
}

.center {
	text-align: center;
}

.final-score {
	font-size: 48px;
	font-weight: 900;
	color: var(--accent);
	margin: 20px 0;
	font-family: 'Kanit', sans-serif;
}

.muted {
	color: var(--muted);
}