/*!
 * ECG Signal Sampling Rate Calculator — module CSS (e2z-ecg- prefix).
 * Color scheme (spec): Primary #059669 (trace green), Secondary #064E3B,
 * Accent #EF4444 (ECG red), BG #ECFDF5.
 * Scope: .e2z-tool-ecg-signal-sampling-rate-calculator (framework wrapper).
 */

.e2z-tool-ecg-signal-sampling-rate-calculator,
.e2z-tool-ecg-signal-sampling-rate-calculator *,
.e2z-tool-ecg-signal-sampling-rate-calculator *::before,
.e2z-tool-ecg-signal-sampling-rate-calculator *::after {
	box-sizing: border-box;
}

.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-container {
	font-family: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
	line-height: 1.5;
	color: #064E3B;
	width: 100%;
	margin: 0 auto;
	background: #ECFDF5;
	border-radius: 12px;
	box-shadow: 0 4px 20px rgba(5, 150, 105, 0.16);
	overflow: hidden;
}

.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-mono,
.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-stat-value,
.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-formula,
.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-table td {
	font-family: 'SF Mono', 'Courier New', ui-monospace, Menlo, Consolas, monospace;
}

.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-header {
	padding: 22px 16px;
	background: linear-gradient(135deg, #064E3B, #059669);
	color: #fff;
	text-align: center;
	border-bottom: 3px solid #EF4444;
}
.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-title {
	font-size: 1.4rem;
	font-weight: 700;
	margin: 0 0 4px;
	color: #fff;
}
.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-subtitle {
	font-size: 0.82rem;
	opacity: 0.86;
	margin: 0;
}

.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-body { padding: 16px; }

.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-tabs {
	display: flex;
	gap: 4px;
	margin-bottom: 14px;
	background: #D1FAE5;
	padding: 4px;
	border-radius: 8px;
	flex-wrap: wrap;
}
.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-tab {
	flex: 1;
	min-width: 110px;
	min-height: 44px;
	padding: 10px 6px;
	border: none;
	border-radius: 6px;
	background: transparent;
	color: #047857;
	font-family: inherit;
	font-size: 0.83rem;
	font-weight: 600;
	cursor: pointer;
}
.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-tab-active { background: #059669; color: #fff; }

.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-row {
	display: flex;
	flex-wrap: wrap;
	gap: 12px;
	margin-bottom: 12px;
}
.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-field {
	flex: 1;
	min-width: 155px;
	display: flex;
	flex-direction: column;
	margin-bottom: 12px;
}
.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-row .e2z-ecg-field { margin-bottom: 0; }
.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-label {
	font-size: 0.84rem;
	font-weight: 600;
	color: #047857;
	margin-bottom: 4px;
}
.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-hint {
	font-size: 0.73rem;
	color: #34D399;
	margin: 5px 0 0;
	line-height: 1.5;
	display: block;
}
.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-pane > .e2z-ecg-hint { color: #10B981; margin-top: 0; }
.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-input {
	width: 100%;
	max-width: 100%;
	min-height: 44px;
	padding: 10px 12px;
	border: 1px solid #A7F3D0;
	border-radius: 6px;
	font-size: 0.95rem;
	background: #fff;
	color: #064E3B;
	font-family: inherit;
}
.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-input:focus {
	outline: none;
	border-color: #EF4444;
	box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.18);
}

.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-calc-btn {
	width: 100%;
	min-height: 48px;
	padding: 13px;
	border: none;
	border-radius: 8px;
	background: #059669;
	color: #fff;
	font-family: inherit;
	font-size: 1rem;
	font-weight: 700;
	cursor: pointer;
	display: flex;
	align-items: center;
	justify-content: center;
	gap: 8px;
	transition: filter 0.15s ease;
	margin-bottom: 14px;
}
.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-calc-btn:hover { filter: brightness(1.12); }
.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-calc-btn:focus-visible {
	outline: none;
	box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.5);
}

.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-empty-state {
	padding: 24px;
	text-align: center;
	color: #34D399;
	background: #ECFDF5;
	border-radius: 8px;
}
.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-hero {
	border-radius: 10px;
	padding: 16px;
	text-align: center;
	margin-bottom: 14px;
	background: #064E3B;
	border-bottom: 3px solid #EF4444;
}
.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-hero-value {
	font-size: 2rem;
	font-weight: 800;
	margin: 4px 0;
	line-height: 1.15;
	color: #6EE7B7;
	font-family: 'SF Mono', 'Courier New', ui-monospace, monospace;
	word-break: break-word;
}
.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-hero-label {
	font-size: 0.82rem;
	font-weight: 600;
	color: #A7F3D0;
	margin: 0;
}
.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-badge {
	display: inline-block;
	padding: 4px 14px;
	border-radius: 999px;
	font-size: 0.82rem;
	font-weight: 800;
	margin-top: 6px;
	background: #D1FAE5;
	color: #047857;
}
.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-badge-ok { background: #DCFCE7; color: #15803D; }
.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-badge-warn { background: #FEF3C7; color: #92400E; }
.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-badge-fail { background: #FEE2E2; color: #B91C1C; }

.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-result-block {
	background: #ECFDF5;
	border: 1px solid #A7F3D0;
	border-radius: 10px;
	padding: 14px;
	margin-bottom: 12px;
}
.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-result-block h3 {
	font-size: 0.98rem;
	color: #064E3B;
	margin: 0 0 10px;
}
.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-stat-grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(126px, 1fr));
	gap: 10px;
}
.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-stat {
	background: #fff;
	border: 1px solid #A7F3D0;
	border-radius: 8px;
	padding: 10px;
	text-align: center;
}
.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-stat-label {
	font-size: 0.71rem;
	font-weight: 600;
	color: #34D399;
	margin: 0 0 3px;
	font-family: 'Inter', system-ui, sans-serif;
}
.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-stat-value {
	font-size: 1.05rem;
	font-weight: 700;
	color: #064E3B;
	margin: 0;
	word-break: break-word;
}
.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-stat-green .e2z-ecg-stat-value { color: #059669; }
.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-stat-red .e2z-ecg-stat-value { color: #DC2626; }

/* Spectrum / fold-back bar */
.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-spectrum {
	position: relative;
	height: 56px;
	background: linear-gradient(90deg, #D1FAE5 0%, #D1FAE5 100%);
	border: 1px solid #A7F3D0;
	border-radius: 8px;
	margin: 12px 0 6px;
	overflow: hidden;
}
.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-spec-band {
	position: absolute;
	top: 0;
	height: 100%;
	background: rgba(5, 150, 105, 0.22);
	border-right: 1px dashed #059669;
}
.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-spec-marker {
	position: absolute;
	top: 0;
	width: 3px;
	height: 100%;
}
.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-spec-nyq { background: #064E3B; }
.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-spec-alias { background: #EF4444; }
.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-spec-tag {
	position: absolute;
	font-size: 0.62rem;
	font-weight: 700;
	background: rgba(255, 255, 255, 0.92);
	padding: 1px 4px;
	border-radius: 3px;
	white-space: nowrap;
	transform: translateX(-50%);
	font-family: 'Inter', system-ui, sans-serif;
}
.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-spec-scale {
	display: flex;
	justify-content: space-between;
	font-size: 0.72rem;
	color: #047857;
	font-family: 'SF Mono', monospace;
	font-weight: 600;
}

.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-table-wrap { width: 100%; overflow-x: auto; }
.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-table {
	width: 100%;
	border-collapse: collapse;
	font-size: 0.79rem;
	background: #fff;
}
.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-table th {
	background: #064E3B;
	color: #6EE7B7;
	padding: 8px 6px;
	text-align: center;
	font-weight: 600;
	white-space: nowrap;
	font-family: 'Inter', system-ui, sans-serif;
}
.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-table td {
	padding: 7px 6px;
	text-align: right;
	border-bottom: 1px solid #ECFDF5;
	white-space: nowrap;
}
.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-table td.e2z-ecg-td-left { text-align: left; }
.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-table tbody tr:nth-child(odd) { background: #ECFDF5; }
.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-table tfoot td {
	font-weight: 800;
	background: #D1FAE5;
	color: #047857;
	border-top: 2px solid #059669;
}

.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-formula {
	display: block;
	background: #064E3B;
	color: #6EE7B7;
	border-radius: 6px;
	padding: 9px 11px;
	font-size: 0.8rem;
	margin: 8px 0 0;
	overflow-x: auto;
	white-space: pre;
}

.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-note {
	font-size: 0.84rem;
	margin: 8px 0 0;
	padding: 9px 11px;
	border-radius: 6px;
}
.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-note-info { background: #D1FAE5; color: #065F46; border-left: 3px solid #059669; }
.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-note-ok { background: #DCFCE7; color: #166534; border-left: 3px solid #16A34A; }
.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-note-warn { background: #FEF3C7; color: #92400E; border-left: 3px solid #F59E0B; }
.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-note-fail { background: #FEE2E2; color: #991B1B; border-left: 3px solid #EF4444; }
.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-note-error { background: #FEF2F2; color: #991B1B; border-left: 3px solid #DC2626; }

.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-export-row {
	display: flex;
	gap: 10px;
	flex-wrap: wrap;
	margin-top: 12px;
}
.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-print-btn,
.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-copy-btn {
	flex: 1;
	min-height: 44px;
	padding: 11px;
	border: none;
	border-radius: 8px;
	color: #fff;
	font-family: inherit;
	font-size: 0.88rem;
	font-weight: 600;
	cursor: pointer;
}
.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-print-btn { background: #064E3B; }
.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-copy-btn { background: #059669; }
.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-print-btn:hover,
.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-copy-btn:hover { filter: brightness(1.25); }

.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-disclaimer {
	font-size: 0.75rem;
	color: #10B981;
	margin: 12px 0 0;
	line-height: 1.5;
}

.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-hidden { display: none !important; }

@media (max-width: 480px) {
	.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-title { font-size: 1.05rem; }
	.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-body { padding: 12px; }
	.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-hero-value { font-size: 1.5rem; }
	.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-tab { min-width: 46%; font-size: 0.76rem; }
	.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-field { min-width: 100%; }
}
@media (max-width: 360px) {
	.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-header { padding: 16px 10px; }
	.e2z-tool-ecg-signal-sampling-rate-calculator .e2z-ecg-title { font-size: 0.95rem; }
}