/* Theme variables */
:root {
	--brand-accent: #6b8bff;
	--brand-accent-2: #9b6bff;
	--bg: #ffffff;
	--text: #0b0b0b;
	--muted: #555;
	--card-bg: #ffffff;
	--shadow: 0 8px 24px rgba(0,0,0,0.08);
	--panel-dark: #121212;
	--panel-dark-text: #e8e8e8;
	--panel-dark-muted: #b9b9b9;
	/* tables */
	--table-head-bg: #f7faff;
	--table-row-even: #fafafa;
	--table-row-hover: #f0f6ff;
	--table-border: #eeeeee;
}

[data-theme="dark"] {
	--bg: #0f172a;
	--text: #e5e7eb;
	--muted: #a1a1aa;
	--card-bg: #121a31;
	--shadow: 0 10px 28px rgba(0,0,0,0.35);
	/* dark tables - slate tones, not black */
	--table-head-bg: #1e2a44;
	--table-row-even: #172238;
	--table-row-hover: #1b2944;
	--table-border: #2a3b5e;
}

/* Global */
html, body {
	font-family: 'Poppins', system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Cantarell, 'Helvetica Neue', Arial, 'Noto Sans', 'Apple Color Emoji', 'Segoe UI Emoji', 'Segoe UI Symbol';
	background: radial-gradient(1200px 800px at 10% -10%, rgba(107,139,255,0.15), transparent),
		linear-gradient(180deg, rgba(155,107,255,0.08), transparent 40%),
		var(--bg);
	color: var(--text);
	min-height: 100vh;
	transition: background-color .4s ease, color .4s ease, background .4s ease;
}

h1, h2, h3 { color: var(--text); transition: color .3s ease; }

/* Cards & containers */
.card {
	background: var(--card-bg);
	box-shadow: var(--shadow);
	border-radius: 16px;
	border: 1px solid rgba(255,255,255,0.1);
	transition: background-color .4s ease, box-shadow .3s ease, border-color .3s ease;
}

/* Summary text inside cards should match page color (no black code box) */
.section pre, .summary pre, pre#summaryText {
	background: transparent !important;
	color: var(--text) !important;
	border: none !important;
	padding: 0 !important;
	margin: 0 !important;
	font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, 'Liberation Mono', 'Courier New', monospace;
}

/* Buttons */
.button, button, .box-btn {
	border-radius: 12px !important;
	transform: translateZ(0);
	transition: transform .12s ease, box-shadow .25s ease, opacity .2s ease, background .3s ease, color .3s ease, border-color .3s ease;
}
.button:hover, button:hover, .box-btn:hover { transform: translateY(-2px); box-shadow: 0 10px 22px rgba(0,0,0,0.12); }

.button.blue { background: var(--brand-accent); border-color: var(--brand-accent); color: #fff; }
.button.green { background: #2ecc71; border-color: #2ecc71; color: #fff; }
.button.orange { background: #ff9f43; border-color: #ff9f43; color: #fff; }

/* Gradient special button */
.btn-gradient {
	background: linear-gradient(90deg, var(--brand-accent), var(--brand-accent-2));
	border: none;
	color: #fff !important;
}
.btn-gradient:hover { box-shadow: 0 14px 26px rgba(107,139,255,.35); }

/* Button bar (dark) */
.btn-bar {
	display: flex;
	gap: .6rem;
	flex-wrap: wrap;
	align-items: center;
}
.btn-card {
	background: #1a1a1a;
	color: #f0f0f0;
	border: 1px solid rgba(255,255,255,0.08);
	box-shadow: 0 10px 24px rgba(0,0,0,0.35);
	padding: .7rem .95rem;
	display: inline-flex;
	align-items: center;
	gap: .55rem;
	border-radius: 12px;
}
.btn-card svg { width: 18px; height: 18px; }
.btn-card[data-variant="blue"] { background: #101826; border-color: #2a3e66; }
.btn-card[data-variant="green"] { background: #0f1f17; border-color: #2a6b49; }
.btn-card[data-variant="orange"] { background: #24190e; border-color: #8a5d2d; }

/* Gradients */
.gradient-text {
	background: linear-gradient(90deg, var(--brand-accent), var(--brand-accent-2));
	-webkit-background-clip: text; background-clip: text; color: transparent;
}

/* Animations */
.fade-in { animation: fade .5s ease both; }
.fade-up { animation: fadeUp .6s ease both; }
.scale-in { animation: scaleIn .5s ease both; }
@keyframes fade { from { opacity: 0 } to { opacity: 1 } }
@keyframes fadeUp { from { opacity: 0; transform: translateY(12px) } to { opacity: 1; transform: none } }
@keyframes scaleIn { from { opacity: 0; transform: scale(.98) } to { opacity: 1; transform: scale(1) } }

/* Grids */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.25rem; }
@media (max-width: 900px) { .grid-2 { grid-template-columns: 1fr; } }

/* Tables - theme aware */
.table-wrap { overflow-x: auto; }
.stats { width: 100%; border-collapse: separate; border-spacing: 0; font-size: .95rem; background: var(--card-bg); }
.stats th, .stats td { padding: .6rem .7rem; border-bottom: 1px solid var(--table-border); }
.stats thead th { text-align: left; background: var(--table-head-bg); border-bottom: 2px solid var(--table-border); }
.stats tbody tr:nth-child(even) { background: var(--table-row-even); }
.stats tbody tr:hover { background: var(--table-row-hover); }

/* Print */
@media print {
	header, footer, .actions, .header-row a.button, .header-row button { display: none !important; }
	img.chart { page-break-inside: avoid; }
}