.ec-calc-card {
		background: #f6f6f4;
		border: 1px solid #d5d5d5;
		border-top: 3px solid #111111;
		border-left: 4px solid #0d2b4e;
		border-radius: 0;
		padding: 24px 26px;
		margin: 28px 0;
		box-shadow: 0 2px 10px rgba(17, 17, 17, 0.04);
	}
	.ec-calc-badge {
		font-size: 11px;
		font-weight: 800;
		text-transform: uppercase;
		letter-spacing: 0.1em;
		color: #c8102e;
		margin-bottom: 5px;
		display: flex;
		align-items: center;
		gap: 6px;
	}
	.ec-calc-badge::before {
		content: "■";
		font-size: 9px;
		color: #c8102e;
	}
	.ec-calc-title {
		font-family: Newsreader, Georgia, "Times New Roman", serif;
		font-size: 23px;
		font-weight: 700;
		line-height: 1.2;
		letter-spacing: -0.025em;
		color: #111111;
		margin: 0 0 6px;
	}
	.ec-calc-sub {
		font-size: 14.5px;
		line-height: 1.5;
		color: #333333;
		margin: 0 0 14px;
	}
	.ec-calc-presets {
		display: flex;
		flex-wrap: wrap;
		align-items: center;
		gap: 7px;
		margin: 0 0 16px;
		padding: 9px 12px;
		background: #ffffff;
		border: 1px solid #d5d5d5;
	}
	.ec-calc-presets-label {
		font-size: 10.5px;
		font-weight: 800;
		text-transform: uppercase;
		letter-spacing: 0.08em;
		color: #525252;
		margin-right: 4px;
	}
	.ec-preset-pill {
		appearance: none;
		background: #f1f5f9;
		border: 1px solid #cbd5e1;
		border-radius: 2px;
		padding: 4px 10px;
		font-size: 12px;
		font-weight: 700;
		color: #0d2b4e;
		cursor: pointer;
		transition: all 0.15s ease;
	}
	.ec-preset-pill:hover,
	.ec-preset-pill.is-active {
		background: #0d2b4e;
		border-color: #0d2b4e;
		color: #ffffff;
	}
	.ec-calc-grid {
		display: grid;
		grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
		gap: 16px;
		margin-bottom: 18px;
	}
	.ec-calc-field {
		background: #ffffff;
		border: 1px solid #d5d5d5;
		padding: 12px 14px;
		border-radius: 3px;
		display: flex;
		flex-direction: column;
		justify-content: space-between;
		transition: border-color 0.15s ease, box-shadow 0.15s ease;
	}
	.ec-calc-field:focus-within {
		border-color: #0d2b4e;
		box-shadow: 0 0 0 2px rgba(13, 43, 78, 0.12);
	}
	.ec-field-head {
		display: flex;
		justify-content: space-between;
		align-items: flex-start;
		gap: 8px;
		margin-bottom: 7px;
	}
	.ec-calc-field label {
		display: block;
		font-size: 11.5px;
		font-weight: 800;
		text-transform: uppercase;
		letter-spacing: 0.04em;
		color: #111111;
		margin: 0;
		line-height: 1.3;
	}
	.ec-field-live-badge {
		font-family: Newsreader, Georgia, serif;
		font-size: 15px;
		font-weight: 700;
		color: #0d2b4e;
		background: #edf2f7;
		border: 1px solid #cbd5e1;
		padding: 1px 8px;
		border-radius: 3px;
		white-space: nowrap;
		font-variant-numeric: tabular-nums;
		flex-shrink: 0;
	}
	.ec-input-stepper-wrap {
		display: flex;
		align-items: stretch;
		gap: 0;
		width: 100%;
	}
	.ec-step-btn {
		appearance: none;
		background: #f1f5f9;
		border: 1px solid #94a3b8;
		color: #0d2b4e;
		font-size: 19px;
		font-weight: 800;
		line-height: 1;
		width: 42px;
		min-height: 42px;
		display: inline-flex;
		align-items: center;
		justify-content: center;
		cursor: pointer;
		user-select: none;
		-webkit-user-select: none;
		touch-action: manipulation;
		flex-shrink: 0;
		transition: background 0.12s ease, color 0.12s ease;
	}
	.ec-step-btn:first-child {
		border-right: 0;
		border-radius: 3px 0 0 3px;
	}
	.ec-step-btn:last-child {
		border-left: 0;
		border-radius: 0 3px 3px 0;
	}
	.ec-step-btn:hover,
	.ec-step-btn:active {
		background: #0d2b4e;
		color: #ffffff;
		border-color: #0d2b4e;
	}
	.ec-calc-field input[type="number"],
	.ec-calc-field select {
		width: 100%;
		padding: 9px 11px;
		border: 1px solid #94a3b8;
		border-radius: 2px;
		background: #ffffff;
		color: #111111;
		font-size: 15.5px;
		font-weight: 700;
		font-variant-numeric: tabular-nums;
	}
	.ec-input-stepper-wrap input[type="number"] {
		border-radius: 0;
		text-align: center;
		-moz-appearance: textfield;
	}
	.ec-input-stepper-wrap input[type="number"]::-webkit-outer-spin-button,
	.ec-input-stepper-wrap input[type="number"]::-webkit-inner-spin-button {
		-webkit-appearance: none;
		margin: 0;
	}
	.ec-calc-field input[type="number"]:focus,
	.ec-calc-field select:focus {
		outline: 2px solid #0d2b4e;
		border-color: #0d2b4e;
		z-index: 2;
	}
	.ec-slider-wrap {
		margin-top: 10px;
		padding-top: 4px;
	}
	.ec-touch-slider {
		-webkit-appearance: none;
		appearance: none;
		width: 100%;
		height: 8px;
		border-radius: 999px;
		background: linear-gradient(90deg, #0d2b4e 0%, #c8102e var(--ec-pct, 35%), #e2e8f0 var(--ec-pct, 35%), #e2e8f0 100%);
		outline: none;
		margin: 6px 0 4px;
		padding: 0 !important;
		border: 0 !important;
		min-height: 0 !important;
		cursor: pointer;
		touch-action: pan-y;
	}
	.ec-touch-slider::-webkit-slider-thumb {
		-webkit-appearance: none;
		appearance: none;
		width: 26px;
		height: 26px;
		border-radius: 50%;
		background: #ffffff;
		border: 3px solid #0d2b4e;
		box-shadow: 0 2px 6px rgba(13, 43, 78, 0.32);
		cursor: grab;
		transition: transform 0.1s ease, border-color 0.15s ease;
	}
	.ec-touch-slider::-webkit-slider-thumb:hover,
	.ec-touch-slider::-webkit-slider-thumb:active {
		transform: scale(1.12);
		border-color: #c8102e;
		background: #fef2f2;
	}
	.ec-touch-slider::-moz-range-thumb {
		width: 26px;
		height: 26px;
		border-radius: 50%;
		background: #ffffff;
		border: 3px solid #0d2b4e;
		box-shadow: 0 2px 6px rgba(13, 43, 78, 0.32);
		cursor: grab;
	}
	.ec-slider-ticks {
		display: flex;
		justify-content: space-between;
		align-items: center;
		font-size: 11px;
		font-weight: 600;
		color: #525252;
		margin-top: 3px;
		user-select: none;
	}
	.ec-slider-tick {
		background: none;
		border: 0;
		padding: 2px 4px;
		font-size: 11px;
		font-weight: 600;
		color: #525252;
		cursor: pointer;
		border-radius: 2px;
		touch-action: manipulation;
	}
	.ec-slider-tick:hover {
		color: #0d2b4e;
		background: #edf2f7;
		text-decoration: underline;
	}
	.ec-mobile-live-bar {
		display: flex;
		align-items: center;
		justify-content: space-between;
		gap: 10px;
		background: #0d2b4e;
		color: #ffffff;
		padding: 10px 14px;
		margin: 0 0 14px;
		border-left: 4px solid #c8102e;
		border-radius: 2px;
		box-shadow: 0 3px 10px rgba(13, 43, 78, 0.16);
	}
	.ec-mobile-live-bar-label {
		font-size: 10.5px;
		font-weight: 800;
		text-transform: uppercase;
		letter-spacing: 0.08em;
		color: #cbd5e1;
		display: block;
	}
	.ec-mobile-live-bar-note {
		font-size: 11.5px;
		color: #e2e8f0;
		display: block;
		margin-top: 1px;
	}
	.ec-mobile-live-bar-val {
		font-family: Newsreader, Georgia, serif;
		font-size: 22px;
		font-weight: 700;
		color: #ffffff;
		font-variant-numeric: tabular-nums;
		white-space: nowrap;
	}
	.ec-visual-breakdown {
		grid-column: 1 / -1;
		margin-top: 4px;
		padding-top: 10px;
		border-top: 1px solid #e5e7eb;
	}
	.ec-visual-bar-track {
		display: flex;
		width: 100%;
		height: 12px;
		border-radius: 999px;
		overflow: hidden;
		background: #e2e8f0;
		margin-bottom: 8px;
	}
	.ec-visual-bar-seg {
		height: 100%;
		transition: width 0.25s ease;
	}
	.ec-visual-legend {
		display: flex;
		flex-wrap: wrap;
		gap: 10px 16px;
		font-size: 11.5px;
		font-weight: 600;
		color: #333333;
	}
	.ec-visual-legend-item {
		display: inline-flex;
		align-items: center;
		gap: 5px;
	}
	.ec-visual-dot {
		width: 9px;
		height: 9px;
		border-radius: 50%;
		display: inline-block;
	}
	.ec-calc-results {
		background: #ffffff;
		border: 1px solid #d5d5d5;
		border-top: 2px solid #111111;
		padding: 16px 18px;
		display: grid;
		grid-template-columns: repeat(auto-fit, minmax(175px, 1fr));
		gap: 14px;
		min-width: 0;
		max-width: 100%;
		box-sizing: border-box;
	}
	.ec-res-box {
		padding: 8px 12px;
		border-left: 3px solid #d5d5d5;
		min-width: 0;
		max-width: 100%;
		box-sizing: border-box;
		overflow-wrap: break-word;
	}
	.ec-calc-pro-breakdown {
		min-width: 0;
		max-width: 100%;
		box-sizing: border-box;
		overflow: hidden;
	}
	.ec-res-box.is-primary {
		border-left-color: #c8102e;
		background: #edf2f7;
	}
	.ec-res-label {
		font-size: 11px;
		font-weight: 800;
		text-transform: uppercase;
		letter-spacing: 0.06em;
		color: #525252;
		margin-bottom: 3px;
	}
	.ec-res-val {
		font-family: Newsreader, Georgia, serif;
		font-size: 21px;
		font-weight: 700;
		color: #111111;
		font-variant-numeric: tabular-nums;
	}
	.ec-res-box.is-primary .ec-res-val {
		color: #0d2b4e;
		font-size: 24px;
	}
	.ec-res-note {
		font-size: 12px;
		color: #525252;
		margin-top: 2px;
	}
	.ec-calc-footer {
		margin-top: 14px;
		padding-top: 10px;
		border-top: 1px dashed #c4c4c4;
		display: flex;
		flex-wrap: wrap;
		justify-content: space-between;
		align-items: center;
		gap: 10px;
		font-size: 12.5px;
		color: #525252;
	}
	.ec-calc-footer-links {
		display: flex;
		flex-wrap: wrap;
		align-items: center;
		gap: 12px;
	}
	.ec-calc-footer a {
		color: #0d2b4e;
		font-weight: 700;
		text-decoration: underline;
	}
	.ec-copy-link-btn {
		appearance: none;
		background: #ffffff;
		border: 1px solid #0d2b4e;
		color: #0d2b4e;
		font-size: 12px;
		font-weight: 700;
		padding: 5px 11px;
		border-radius: 2px;
		cursor: pointer;
	}
	.ec-copy-link-btn:hover {
		background: #0d2b4e;
		color: #ffffff;
	}
	@media (max-width: 768px) {
		.ec-calc-card {
			padding: 16px 14px;
			margin: 20px 0;
		}
		.ec-calc-title {
			font-size: 20px;
			line-height: 1.22;
		}
		.ec-calc-sub {
			font-size: 13.5px;
			margin-bottom: 12px;
		}
		.ec-calc-presets {
			flex-wrap: nowrap;
			overflow-x: auto;
			-webkit-overflow-scrolling: touch;
			scrollbar-width: none;
			padding: 8px 10px;
			gap: 8px;
		}
		.ec-calc-presets::-webkit-scrollbar {
			display: none;
		}
		.ec-calc-presets-label {
			flex-shrink: 0;
		}
		.ec-preset-pill {
			flex-shrink: 0;
			min-height: 36px;
			padding: 6px 12px;
			font-size: 12.5px;
		}
		.ec-calc-grid {
			grid-template-columns: 1fr;
			gap: 12px;
		}
		/* 16px font-size prevents iOS Safari automatic viewport zoom on input focus */
		.ec-calc-field input[type="number"],
		.ec-calc-field select {
			font-size: 16px !important;
			min-height: 44px;
			padding: 10px 10px;
		}
		.ec-step-btn {
			width: 44px;
			min-height: 44px;
			font-size: 20px;
		}
		.ec-touch-slider {
			height: 10px;
			margin: 10px 0 6px;
		}
		.ec-touch-slider::-webkit-slider-thumb {
			width: 28px;
			height: 28px;
		}
		.ec-mobile-live-bar {
			position: sticky;
			top: 8px;
			z-index: 25;
		}
		.ec-calc-results {
			grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
			padding: 12px;
			gap: 10px;
			min-width: 0;
			max-width: 100%;
		}
		.ec-res-box.is-primary {
			grid-column: 1 / -1;
			padding: 12px 14px;
		}
		.ec-res-val {
			font-size: 18px;
		}
		.ec-res-box.is-primary .ec-res-val {
			font-size: 23px;
		}
		.ec-calc-footer {
			flex-direction: column;
			align-items: stretch;
			gap: 10px;
		}
		.ec-calc-footer-links {
			display: flex;
			flex-direction: column;
			align-items: stretch;
			gap: 8px;
		}
		.ec-copy-link-btn,
		.ec-calc-footer-links a {
			display: flex;
			align-items: center;
			justify-content: center;
			min-height: 42px;
			text-align: center;
			padding: 9px 12px;
			border-radius: 3px;
		}
		.ec-calc-footer-links a {
			background: #ffffff;
			border: 1px solid #cbd5e1;
			text-decoration: none;
		}
	}
	@media (max-width: 400px) {
		.ec-calc-results {
			grid-template-columns: 1fr;
		}
	}