#bloodApp {
	--bl-ink: #0f172a;
	--bl-muted: #64748b;
	--bl-line: #e2e8f0;
	--bl-primary: #3b82f6;
	--bl-primary-hover: #2563eb;
	--bl-soft: #eff6ff;
	--bl-mid: #dbeafe;
	--bl-radius: 0.375rem;
	--bl-shadow: 0 1px 2px rgba(15, 23, 42, 0.04), 0 8px 24px rgba(15, 23, 42, 0.06);
}

#bloodApp .bl-shell {
	background:
		radial-gradient(1200px 420px at 10% -10%, rgba(59, 130, 246, 0.16), transparent 55%),
		radial-gradient(900px 360px at 100% 0%, rgba(37, 99, 235, 0.08), transparent 50%);
	border: 1px solid var(--bl-line);
	border-radius: var(--bl-radius);
	box-shadow: var(--bl-shadow);
	overflow: hidden;
	height: 100%;
}

#bloodApp .bl-panel {
	background: rgba(255, 255, 255, 0.92);
	height: 100%;
}

#bloodApp .bl-label {
	display: block;
	font-size: 0.875rem;
	font-weight: 600;
	color: #334155;
	margin-bottom: 0.5rem;
}

#bloodApp .bl-hint {
	font-size: 0.8125rem;
	line-height: 1.5;
	color: #475569;
	background: #f8fafc;
	border: 1px solid #e2e8f0;
	border-radius: var(--bl-radius);
	padding: 0.65rem 0.85rem;
}

#bloodApp .bl-types {
	display: grid;
	grid-template-columns: repeat(4, minmax(0, 1fr));
	gap: 0.5rem;
}

#bloodApp .bl-type {
	position: relative;
	min-height: 3.25rem;
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	gap: 0.1rem;
	border: 1px solid #d1d5db;
	border-radius: 0.5rem;
	background: #fff;
	color: #475569;
	font-weight: 700;
	font-size: 1.125rem;
	line-height: 1.1;
	cursor: pointer;
	transition: border-color 200ms ease, background-color 200ms ease, color 200ms ease, box-shadow 200ms ease;
}

#bloodApp .bl-type:hover {
	border-color: #93c5fd;
	background: var(--bl-soft);
	color: var(--bl-primary-hover);
}

#bloodApp .bl-type.is-active {
	border-color: var(--bl-primary-hover);
	background: var(--bl-soft);
	color: var(--bl-primary-hover);
	box-shadow: 0 0 0 1px var(--bl-primary-hover), 0 4px 12px rgba(37, 99, 235, 0.14);
}

#bloodApp .bl-type:focus-visible {
	outline: 2px solid #3b82f6;
	outline-offset: 2px;
}

#bloodApp .bl-type-sub {
	font-size: 0.6875rem;
	font-weight: 600;
	letter-spacing: 0.02em;
	color: inherit;
	opacity: 0.72;
}

#bloodApp .bl-pair {
	display: flex;
	align-items: center;
	justify-content: center;
	gap: 0.75rem;
	padding: 0.85rem 1rem;
	border-radius: var(--bl-radius);
	border: 1px dashed #bfdbfe;
	background: var(--bl-soft);
}

#bloodApp .bl-pair-side {
	min-width: 3.5rem;
	text-align: center;
}

#bloodApp .bl-pair-label {
	display: block;
	font-size: 0.75rem;
	font-weight: 600;
	color: #64748b;
	margin-bottom: 0.2rem;
}

#bloodApp .bl-pair-value {
	display: block;
	font-size: 1.35rem;
	font-weight: 700;
	color: var(--bl-ink);
	font-variant-numeric: tabular-nums;
}

#bloodApp .bl-pair-join {
	width: 2rem;
	height: 2rem;
	border-radius: 999px;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	background: var(--bl-mid);
	color: var(--bl-primary-hover);
	flex-shrink: 0;
}

#bloodApp .bl-submit {
	height: 3rem;
	padding: 0 1.5rem;
	border: 0;
	border-radius: 0.5rem;
	background: var(--bl-primary);
	color: #fff;
	font-weight: 600;
	cursor: pointer;
	box-shadow: 0 1px 2px rgba(37, 99, 235, 0.25);
	transition: background-color 200ms ease;
}

#bloodApp .bl-submit:hover {
	background: var(--bl-primary-hover);
}

#bloodApp .bl-submit:focus-visible {
	outline: 2px solid #1d4ed8;
	outline-offset: 2px;
}

#bloodApp .bl-clear {
	height: 3rem;
	padding: 0 1.5rem;
	border: 1px solid #d1d5db;
	border-radius: 0.5rem;
	background: #fff;
	color: #374151;
	font-weight: 600;
	cursor: pointer;
	transition: background-color 200ms ease, border-color 200ms ease;
}

#bloodApp .bl-clear:hover {
	background: #f9fafb;
	border-color: #9ca3af;
}

#bloodApp .bl-clear:focus-visible {
	outline: 2px solid #9ca3af;
	outline-offset: 2px;
}

#bloodApp .bl-empty {
	border: 1px dashed #e5e7eb;
	background: #f9fafb;
	border-radius: var(--bl-radius);
	color: #9ca3af;
}

#bloodApp .bl-section-title {
	font-size: 0.8125rem;
	font-weight: 600;
	color: #475569;
	margin-bottom: 0.65rem;
}

#bloodApp .bl-badges {
	display: flex;
	flex-wrap: wrap;
	gap: 0.5rem;
}

#bloodApp .bl-badge {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	min-width: 3.5rem;
	min-height: 2.75rem;
	padding: 0.45rem 0.9rem;
	border-radius: 0.5rem;
	font-size: 1.05rem;
	font-weight: 700;
	line-height: 1;
	border: 1px solid transparent;
	animation: bl-fade-in 220ms ease-out;
}

#bloodApp .bl-badge[data-type="A"] {
	background: #eff6ff;
	border-color: #bfdbfe;
	color: #1d4ed8;
}

#bloodApp .bl-badge[data-type="B"] {
	background: #dbeafe;
	border-color: #93c5fd;
	color: #1e40af;
}

#bloodApp .bl-badge[data-type="AB"] {
	background: #3b82f6;
	border-color: #2563eb;
	color: #fff;
}

#bloodApp .bl-badge[data-type="O"] {
	background: #2563eb;
	border-color: #1d4ed8;
	color: #fff;
}

#bloodApp .bl-badge.is-impossible {
	background: #f8fafc;
	border-color: #e2e8f0;
	color: #94a3b8;
	font-weight: 600;
	min-height: 2.35rem;
	font-size: 0.9375rem;
	text-decoration: line-through;
	text-decoration-thickness: 1.5px;
}

#bloodApp .bl-block {
	border: 1px solid #e2e8f0;
	border-radius: var(--bl-radius);
	background: #fff;
	padding: 0.95rem 1.05rem;
	margin-bottom: 0.75rem;
}

#bloodApp .bl-block-primary {
	border-color: #bfdbfe;
	background: var(--bl-soft);
}

#bloodApp .bl-note {
	margin-top: 0.35rem;
	font-size: 0.75rem;
	line-height: 1.5;
	color: #64748b;
}

#bloodApp .bl-notes {
	background: #fff;
	border: 1px solid var(--bl-line);
	border-radius: var(--bl-radius);
	box-shadow: var(--bl-shadow);
}

#bloodApp .bl-table-wrap {
	overflow-x: auto;
	-webkit-overflow-scrolling: touch;
	margin-bottom: 2rem;
}

#bloodApp .bl-table {
	width: 100%;
	min-width: 28rem;
	border-collapse: collapse;
	font-size: 0.875rem;
}

#bloodApp .bl-table th,
#bloodApp .bl-table td {
	border: 1px solid #e2e8f0;
	padding: 0.65rem 0.75rem;
	text-align: left;
	color: #475569;
}

#bloodApp .bl-table th {
	background: #f8fafc;
	color: #334155;
	font-weight: 600;
}

@keyframes bl-fade-in {
	from {
		opacity: 0;
		transform: translateY(4px);
	}
	to {
		opacity: 1;
		transform: translateY(0);
	}
}

@media (max-width: 480px) {
	#bloodApp .bl-types {
		gap: 0.4rem;
	}

	#bloodApp .bl-type {
		min-height: 2.85rem;
		font-size: 1rem;
	}
}

@media (prefers-reduced-motion: reduce) {
	#bloodApp .bl-type,
	#bloodApp .bl-submit,
	#bloodApp .bl-clear,
	#bloodApp .bl-badge {
		transition: none;
		animation: none;
	}
}