@font-face {
    font-family: 'Fira Sans';
    src: url('./assets/fonts/fira/FiraSans-Regular.woff2') format('woff2');
    font-weight: 300 900;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Fira Sans Condensed';
    src: url('./assets/fonts/fira/FiraSansCondensed-BlackItalic.woff2') format('woff2');
    font-weight: 900;
    font-style: italic;
    font-display: swap;
}

        :root {
            /*
             * Zentrale Designwerte. Für eine Partnerfassung werden zuerst
             * diese Variablen in einer Kopie dieser CSS-Datei angepasst.
             */
            --font-family-base: 'Fira Sans', Arial, sans-serif;
	    --font-family-heading: 'Fira Sans Condensed', 'Fira Sans', Arial, sans-serif;
            --font-family-chart: 'Fira Sans', Arial, sans-serif;

            --brand-primary: #29728E;
            --brand-primary-dark: #003b6f;
            --brand-primary-darker: #003f78;
            --brand-accent: #BFD5DD;

            --text-main: #333333;
            --text-strong: #0f172a;
            --text-secondary: #333333;
            --text-medium: #475569;
            --text-muted: #5f6b7a;
            --text-subtle: #333333;
            --text-soft: #94a3b8;
            --text-soft: #94a3b8;
            --text-on-dark: #ffffff;
            --text-on-dark: #ffffff;
            --text-info: #29728E;
            --text-disabled: #7b8794;
            --color-white: #ffffff;

            --surface-page: #BFD5DD;
            --surface-card: #ffffff;
            --surface-panel: #F5F5F5;
            --surface-soft: #f8fafc;
            --surface-muted: #f1f5f9;
            --surface-info: #ffffff;
            --surface-info-strong: #dbeafe;
            --surface-info-pale: #f3f8fd;
            --surface-info-alt: #f3f8fc;
            --surface-gradient-start: #ffffff;
            --surface-gradient-end: #eef5fb;

            --border-light: #F5F5F5;
            --border-default: #dbe5ef;
            --border-info: #d7e3ee;
            --border-strong: #F5F5F5;
            --border-muted: #e2e8f0;
            --border-brand-soft: #b8cbe0;
            --border-medium: #d1d5db;
            --border-panel: #F5F5F5;
            --border-section: #F5F5F5;
            --border-control: #d6dee9;
            --border-footer: #F5F5F5;
            --border-divider: #ccd6e2;
            --border-faint: #f0f0f0;

            --state-success: #00A707;
            --state-success-bright: #00A707;
            --state-success-soft: #f2fbf5;
            --state-success-border: #bfe0cf;
            --state-danger: #c62828;
            --state-danger-bright: #dc2626;
            --state-warning: #d97706;
            --state-warning-accent: #f59e0b;
            --state-warning-strong: #9a3412;
            --state-warning-deep: #7c2d12;
            --state-warning-soft: #fff7ed;

            --vehicle-combustion: #29728E;
            --vehicle-combustion-soft: #fdf4f4;
            --vehicle-combustion-border: #7FAABB;
            --vehicle-electric: #29728E;
            --vehicle-electric-soft: #f4f7ff;
            --vehicle-electric-border: #7FAABB;

            --chart-vehicle: #29728E;
            --chart-infrastructure: #8fc5ff;
            --chart-energy: #4EACD1;
            --chart-maintenance: #7FAABB;
            --chart-insurance: #BFD5DD;
            --chart-tax: #cfd8e3;
            --chart-subsidy: #1D556A;
            --chart-thg: #1D556A;
            --chart-combustion-line: #c98585;
            --chart-electric-line: #4EACD1;
            --chart-positive: #13804d;
            --chart-negative: #1D556A;
            --chart-total: #00549f;
            --chart-grid: #e2e8f0;
            --chart-zero-line: #64748b;
            --chart-axis-text: #334155;
            --chart-label-background: rgba(255, 255, 255, 0.96);
            --chart-highlight-fill: rgba(255, 255, 255, 0.18);
            --chart-highlight-stroke: rgba(255, 255, 255, 0.98);
            --chart-highlight-shadow: rgba(255, 255, 255, 0.85);

            --radius-control: 0;
            --radius-card: 0;
            --shadow-card: 0 20px 40px -5px rgba(0, 0, 0, 0.1);
            --shadow-soft: 0 4px 15px rgba(0, 0, 0, 0.05);
            --shadow-small: 0 2px 5px rgba(0, 0, 0, 0.05);
            --shadow-dialog: 0 18px 55px rgba(15, 23, 42, 0.28);
            --shadow-control: 0 2px 6px rgba(0, 0, 0, 0.2);
            --shadow-tooltip: 0 12px 28px rgba(15, 23, 42, 0.28);
            --shadow-tutorial-focus: 0 0 0 9999px rgba(15, 23, 42, 0.34), 0 10px 30px rgba(15, 23, 42, 0.20);
            --focus-ring: rgba(0, 84, 159, 0.28);
            --focus-ring-soft: rgba(0, 84, 159, 0.15);
            --focus-ring-tutorial: rgba(0, 84, 159, 0.24);
            --vehicle-combustion-glow: rgba(201, 133, 133, 0.10);
            --vehicle-electric-glow: rgba(125, 156, 240, 0.10);
            --overlay-soft: rgba(15, 23, 42, 0.20);
            --overlay-medium: rgba(15, 23, 42, 0.28);
            --overlay-tutorial: rgba(15, 23, 42, 0.34);
            --surface-glass: rgba(255, 255, 255, 0.04);

            --space-panel-inline: 34px;
            --space-panel-block: 34px;

            /* Rückwärtskompatible Namen für bestehende Komponenten. */
            --brand-blue: var(--brand-primary);
            --brand-yellow: var(--brand-accent);
            --bg-page: var(--surface-page);
            --bg-card: var(--surface-card);
            --success: var(--state-success);
            --danger: var(--state-danger);
            --diesel-strong: var(--vehicle-combustion);
            --diesel-soft: var(--vehicle-combustion-soft);
            --diesel-border: var(--vehicle-combustion-border);
            --ev-strong: var(--vehicle-electric);
            --ev-soft: var(--vehicle-electric-soft);
            --ev-border: var(--vehicle-electric-border);
        }

        body {
            font-family: var(--font-family-base);
            background-color: var(--bg-page);
            color: var(--text-main);
            margin: 0;
            padding: 40px 20px;
            line-height: 1.5;
        }

        h2 {
            font-family: var(--font-family-heading);
            font-weight: 900;
            font-style: italic;
        }

	h3 {
            font-family: var(--font-family-heading);
            font-weight: 900;
            font-style: italic;
        }

        html,
        body.iframe-page {
            background: var(--surface-card);
        }

        body.iframe-page {
            padding: 0;
        }

        .sr-only {
            position: absolute !important;
            width: 1px !important;
            height: 1px !important;
            padding: 0 !important;
            margin: -1px !important;
            overflow: hidden !important;
            clip: rect(0, 0, 0, 0) !important;
            white-space: nowrap !important;
            border: 0 !important;
        }

        .wrapper {
            max-width: 1280px;
            margin: 0 auto;
        }

        body.iframe-page .wrapper {
            padding: 0 0 34px;
            box-sizing: border-box;
        }

        body.iframe-page .calculator-card {
            border: 1px solid var(--border-light);
            box-shadow: none;
        }

        body.iframe-page .controls-panel {
            max-height: none;
            overflow: visible;
        }

        @media (max-width: 1320px) {
            body.iframe-page .wrapper {
                padding: 0 16px 34px;
            }
        }

        @media (max-width: 560px) {
            body.iframe-page .wrapper {
                padding: 0 0 28px;
            }

            .controls-panel,
            .results-panel {
                padding: 22px 16px;
            }
        }

        header {
            text-align: center;
            margin-bottom: 30px;
        }

        header h1 {
            font-weight: 800;
            font-size: 2.4rem;
            color: var(--brand-blue);
            margin: 0 0 10px 0;
            letter-spacing: -0.02em;
        }

        header p {
            color: var(--text-muted);
            font-size: 1.05rem;
            max-width: 760px;
            margin: 0 auto;
        }

        .calculator-card {
            background: var(--bg-card);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            overflow: visible;
            display: grid;
            grid-template-columns: minmax(420px, 1fr) 1fr;
            align-items: stretch;
        }

        @media (max-width: 1099px) {
            .calculator-card {
                grid-template-columns: 1fr;
            }
        }

        .controls-panel {
            padding: var(--space-panel-block) var(--space-panel-inline) 30px;
            border-right: 1px solid var(--border-light);
            max-height: 86vh;
            overflow: auto;
        }

        @media (max-width: 1099px) {
            .controls-panel {
                border-right: none;
                border-bottom: 1px solid var(--border-light);
                max-height: none;
            }
        }

        .section-label {
            text-transform: uppercase;
            font-size: 0.73rem;
            font-weight: 700;
            letter-spacing: 0.06em;
            color: var(--brand-blue);
            margin: 0 0 16px;
            display: block;
        }

        .base-assumptions {
            margin: 0 0 18px 0;
            padding: 0;
            border: 1px solid var(--border-info);
            background: var(--surface-gradient-start);
            color: var(--text-muted);
            font-size: 0.82rem;
            line-height: 1.5;
        }

        .base-assumptions > summary {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            padding: 12px 16px;
            color: var(--brand-blue);
            font-weight: 800;
            cursor: pointer;
            list-style: none;
        }

        .base-assumptions > summary::-webkit-details-marker {
            display: none;
        }

        .base-assumptions > summary::after {
            content: "+";
            color: var(--brand-blue);
            font-size: 1rem;
            font-weight: 800;
            line-height: 1;
            flex: 0 0 auto;
        }

        .base-assumptions[open] > summary {
            border-bottom: 1px solid var(--border-info);
        }

        .base-assumptions[open] > summary::after {
            content: "-";
        }

        .base-assumptions-content {
            padding: 12px 16px 14px 16px;
        }

        .base-assumptions-content p {
            margin: 0 0 10px 0;
        }

        .base-assumptions-content p:last-child {
            margin-bottom: 0;
        }

        .input-group {
            margin-bottom: 24px;
        }

        .label-row {
            display: flex;
            justify-content: space-between;
            align-items: baseline;
            margin-bottom: 10px;
            gap: 12px;
        }

        .field-label {
            display: block;
            margin-bottom: 8px;
        }

        .mode-row--spaced {
            margin-top: 8px;
        }

        .label-row--section {
            margin-top: 16px;
        }

        label {
            font-weight: 600;
            font-size: 0.95rem;
        }

        .value-tag {
            background: var(--surface-info);
            color: var(--brand-blue);
            padding: 4px 10px;
            border-radius: var(--radius-control);
            font-weight: 700;
            font-size: 0.85rem;
            min-width: 88px;
            text-align: center;
            white-space: nowrap;
        }

        .value-input-wrapper {
            position: relative;
            display: inline-flex;
            align-items: center;
            min-width: 88px;
            max-width: 150px;
            background: var(--surface-info);
            color: var(--brand-blue);
            border: 1px solid transparent;
            box-sizing: border-box;
        }

        .value-input-wrapper.value-input-wide {
            min-width: 112px;
        }

        .value-input-wrapper.value-input-years {
            min-width: 128px;
        }

        .value-input-wrapper.value-input-currency {
            min-width: 138px;
        }

        .value-input-wrapper input {
            width: 100%;
            min-width: 0;
            padding: 4px 36px 4px 10px;
            border: 0;
            border-radius: var(--radius-control);
            background: transparent;
            color: inherit;
            font: inherit;
            font-weight: 700;
            font-size: 0.85rem;
            line-height: 1.35;
            text-align: right;
            box-sizing: border-box;
        }

        .value-input-wrapper.value-input-wide input {
            padding-right: 34px;
        }

        .value-input-wrapper.value-input-years input {
            padding-right: 58px;
        }

        .value-input-wrapper.value-input-currency input {
            padding-right: 58px;
        }

        .value-input-wrapper span {
            position: absolute;
            top: 50%;
            right: 10px;
            transform: translateY(-50%);
            color: inherit;
            font-weight: 700;
            font-size: 0.85rem;
            line-height: 1;
            pointer-events: none;
        }

        .value-input-wrapper:focus-within {
            border-color: var(--brand-blue);
            background: var(--surface-info-strong);
        }

        .value-input-wrapper.is-out-of-slider {
            border-color: var(--state-warning);
            background: var(--state-warning-soft);
            color: var(--state-warning-strong);
        }

        .value-input-wrapper.is-disabled {
            opacity: 0.75;
            cursor: not-allowed;
        }

        .value-input-wrapper input:disabled {
            cursor: not-allowed;
            opacity: 0.75;
        }

        input[type="range"] {
            --slider-accent: var(--brand-blue);
            --range-progress: 0%;
            width: 100%;
            height: 6px;
            background: linear-gradient(
                to right,
                var(--slider-accent) 0%,
                var(--slider-accent) var(--range-progress),
                var(--border-light) var(--range-progress),
                var(--border-light) 100%
            );
            border-radius: var(--radius-control);
            outline: none;
            -webkit-appearance: none;
            cursor: pointer;
        }

        input[type="range"]:focus-visible {
            outline: 3px solid var(--focus-ring);
            outline-offset: 7px;
        }

        input[type="range"]::-webkit-slider-thumb {
            -webkit-appearance: none;
            width: 24px;
            height: 24px;
            background: var(--slider-accent);
            border: 3px solid white;
            box-shadow: var(--shadow-control);
            border-radius: var(--radius-control);
            transition: transform 0.1s;
        }

        input[type="range"]::-webkit-slider-thumb:hover {
            transform: scale(1.08);
        }

        input[type="number"],
        .formatted-currency-input {
            width: 100%;
            padding: 11px 78px 11px 12px;
            border: 2px solid var(--border-light);
            border-radius: var(--radius-control);
            font-size: 0.96rem;
            font-weight: 600;
            color: var(--text-main);
            box-sizing: border-box;
            font-family: var(--font-family-base);
            -moz-appearance: textfield;
            appearance: textfield;
        }

        input[type="number"]::-webkit-outer-spin-button,
        input[type="number"]::-webkit-inner-spin-button {
            -webkit-appearance: none;
            margin: 0;
        }

        input[type="number"]:focus,
        .formatted-currency-input:focus {
            outline: none;
            border-color: var(--brand-blue);
        }

        .range-diesel {
            --slider-accent: var(--diesel-strong);
        }

        .range-bev {
            --slider-accent: var(--ev-strong);
        }

        select {
            width: 100%;
            padding: 11px 12px;
            border: 2px solid var(--border-light);
            border-radius: var(--radius-control);
            font-size: 0.96rem;
            font-weight: 600;
            color: var(--text-main);
            box-sizing: border-box;
            font-family: var(--font-family-base);
            background: var(--color-white);
        }

        select:focus {
            outline: none;
            border-color: var(--brand-blue);
        }

        input[type="number"][disabled],
        .formatted-currency-input[disabled],
        input[type="range"][disabled],
        select[disabled] {
            opacity: 0.65;
            cursor: not-allowed;
        }

        .currency-input-wrapper {
            position: relative;
        }

        .currency-input-wrapper span {
            position: absolute;
            right: 12px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--text-muted);
            font-weight: 600;
            font-size: 0.85rem;
            pointer-events: none;
        }

        .field-label-row {
            display: flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 8px;
            flex-wrap: wrap;
        }

        .info-tooltip {
            --tooltip-anchor: 50%;
            --tooltip-shift: -50%;
            position: relative;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 18px;
            height: 18px;
            border: 1px solid var(--text-soft);
            border-radius: 999px;
            background: var(--color-white);
            color: var(--brand-blue);
            font-size: 0.72rem;
            font-weight: 800;
            line-height: 1;
            cursor: help;
            outline: none;
        }

        .info-tooltip:focus-visible {
            border-color: var(--brand-blue);
            box-shadow: 0 0 0 3px var(--focus-ring-soft);
        }

        .info-tooltip-text {
            position: absolute;
            left: var(--tooltip-anchor);
            bottom: calc(100% + 10px);
            transform: translateX(var(--tooltip-shift));
            box-sizing: border-box;
            width: min(360px, calc(100vw - 32px));
            max-width: calc(100vw - 32px);
            background: var(--text-strong);
            color: var(--color-white);
            padding: 10px 12px;
            font-size: 0.78rem;
            font-weight: 500;
            line-height: 1.45;
            box-shadow: var(--shadow-tooltip);
            opacity: 0;
            visibility: hidden;
            pointer-events: none;
            transition: opacity 0.15s ease, visibility 0.15s ease;
            z-index: 20;
            overflow-wrap: break-word;
        }

        .info-tooltip-text::after {
            content: "";
            position: absolute;
            left: var(--tooltip-anchor);
            top: 100%;
            transform: translateX(-50%);
            border-left: 6px solid transparent;
            border-right: 6px solid transparent;
            border-top: 6px solid var(--text-strong);
        }

        .grid-2 > .input-group:nth-child(1) .info-tooltip {
            --tooltip-anchor: 38%;
            --tooltip-shift: -38%;
        }

        .grid-2 > .input-group:nth-child(2) .info-tooltip {
            --tooltip-anchor: 62%;
            --tooltip-shift: -62%;
        }

        .info-tooltip:hover .info-tooltip-text,
        .info-tooltip:focus .info-tooltip-text,
        .info-tooltip:focus-within .info-tooltip-text {
            opacity: 1;
            visibility: visible;
        }

        .info-tooltip-text strong {
            display: block;
            margin-bottom: 6px;
        }

        .info-tooltip-text ul {
            margin: 0;
            padding-left: 16px;
        }

        .info-tooltip-text li + li {
            margin-top: 4px;
        }

        .field-details {
            margin-top: 8px;
            border-top: 1px solid var(--border-muted);
            color: var(--text-muted);
            font-size: 0.79rem;
        }

        .field-details > summary {
            padding: 8px 0 0;
            color: var(--brand-blue);
            font-weight: 700;
            cursor: pointer;
        }

        .field-details-content {
            padding-top: 7px;
            line-height: 1.45;
        }

        .field-details-content p,
        .field-details-content ul {
            margin: 0 0 7px;
        }

        .field-details-content ul {
            padding-left: 18px;
        }

        .preset-box {
            background: var(--surface-soft);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-control);
            padding: 12px;
            margin: 0 0 18px 0;
        }

        .preset-title {
            font-size: 0.8rem;
            font-weight: 700;
            color: var(--text-muted);
            margin-bottom: 10px;
            text-transform: uppercase;
            letter-spacing: 0.04em;
        }

        .preset-row {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(132px, 1fr));
            gap: 10px;
        }

        .preset-row--secondary {
            margin-top: 10px;
        }

        .preset-btn {
            border: 1px solid var(--border-strong);
            border-radius: var(--radius-control);
            background: var(--color-white);
            color: var(--text-secondary);
            padding: 10px 9px;
            font-size: 0.8rem;
            font-weight: 700;
            line-height: 1.25;
            cursor: pointer;
            text-align: left;
            font-family: var(--font-family-base);
            min-height: 58px;
        }

        .preset-btn small {
            display: block;
            margin-top: 2px;
            color: inherit;
            font-size: 0.72rem;
            font-weight: 500;
        }

        .preset-btn:hover {
            background: var(--surface-muted);
        }

        .preset-btn.active {
            border-color: var(--brand-blue);
            background: var(--surface-info);
            color: var(--brand-blue);
        }

        .preset-more {
            margin-top: 10px;
        }

        .preset-more summary {
            color: var(--brand-blue);
            cursor: pointer;
            font-size: 0.82rem;
            font-weight: 700;
            list-style-position: inside;
        }

        .grid-2 {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 14px;
        }

        .grid-2.align-input-baseline > .input-group {
            display: grid;
            grid-template-rows: minmax(2.85em, auto) auto auto;
            align-content: start;
        }

        .grid-2.align-input-baseline > .input-group > label,
        .grid-2.align-input-baseline > .input-group > .field-label-row {
            align-self: end;
            margin-bottom: 8px !important;
        }

        .grid-2.align-input-baseline > .input-group > .currency-input-wrapper {
            grid-row: 2;
        }

        .grid-3 {
            display: grid;
            grid-template-columns: 1fr 1fr 1fr;
            gap: 14px;
        }

        @media (max-width: 720px) {
            .grid-2,
            .grid-3 {
                grid-template-columns: 1fr;
            }

            .grid-2.align-input-baseline > .input-group {
                display: block;
            }

            .preset-row {
                grid-template-columns: 1fr;
            }

            .kpi-toggle {
                grid-template-columns: 1fr;
            }

            .info-tooltip {
                --tooltip-anchor: 50%;
                --tooltip-shift: -50%;
            }
        }

        .mode-box {
            background: var(--surface-soft);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-control);
            padding: 14px 14px 12px 14px;
            margin: 10px 0 20px 0;
        }

        .mode-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 10px;
        }

        .mode-row label {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
        }

        .mode-row input[type="checkbox"] {
            width: 18px;
            height: 18px;
            accent-color: var(--brand-blue);
            cursor: pointer;
        }

        .mode-hint {
            font-size: 0.82rem;
            color: var(--text-muted);
            margin-top: 10px;
        }

        .expert-panel {
            margin-top: 18px;
            border-top: 1px dashed var(--border-medium);
            padding-top: 16px;
            display: flex;
            flex-direction: column;
        }

        .expert-title {
            margin: 0 0 12px 0;
            font-size: 0.92rem;
            font-weight: 700;
            color: var(--brand-blue);
            order: -2;
        }

        .plausibility-summary,
        .expert-plausibility-summary,
        .expert-plausibility-note {
            margin: 0 0 12px 0;
            padding: 8px 10px;
            border-left: 3px solid var(--state-warning);
            background: var(--state-warning-soft);
            color: var(--state-warning-strong);
            font-size: 0.78rem;
            font-weight: 650;
            line-height: 1.4;
        }

        .expert-plausibility-summary {
            order: -1;
        }

        .plausibility-summary {
            margin-top: -8px;
            margin-bottom: 18px;
        }

        .results-panel .calculation-error {
            margin: 12px 0 18px;
        }

        .expert-plausibility-note {
            margin-top: 7px;
            margin-bottom: 0;
        }

        .financing-box {
            border: 1px solid var(--border-default);
            background: var(--surface-info-alt);
            padding: 12px;
            margin: 0 0 18px 0;
        }

        .financing-title {
            margin: 0;
            font-size: 0.86rem;
            font-weight: 700;
            color: var(--brand-blue);
        }

        .financing-title-row {
            display: flex;
            align-items: center;
            gap: 8px;
            position: relative;
            margin: 0 0 10px 0;
        }

        .financing-title-row .info-tooltip {
            flex: 0 0 auto;
        }

        .financing-title-row .info-tooltip-text {
            left: auto;
            right: 0;
            transform: none;
        }

        .financing-title-row .info-tooltip-text::after {
            left: auto;
            right: 3px;
            transform: none;
        }

        .tooltip-paragraph {
            display: block;
        }

        .tooltip-paragraph + .tooltip-paragraph {
            margin-top: 8px;
        }

        .financing-card {
            border: 1px solid var(--border-default);
            background: var(--color-white);
            padding: 10px;
        }

        .vehicle-field label,
        .vehicle-field .field-label-row > label,
        .vehicle-field .mode-row label,
        .vehicle-card--diesel .financing-card-label,
        .vehicle-card--bev .financing-card-label {
            font-weight: 700;
        }

        .vehicle-field label,
        .vehicle-field .field-label-row > label,
        .vehicle-field .mode-row label,
        .vehicle-card--diesel .financing-card-label,
        .vehicle-card--bev .financing-card-label {
            color: var(--text-main);
        }

        .vehicle-field--diesel input[type="number"],
        .vehicle-field--diesel .formatted-currency-input {
            border-color: var(--diesel-border);
            background: var(--color-white);
        }

        .vehicle-field--bev input[type="number"],
        .vehicle-field--bev .formatted-currency-input {
            border-color: var(--ev-border);
            background: var(--color-white);
        }

        .vehicle-field--diesel input[type="range"] {
            --slider-accent: var(--diesel-strong);
        }

        .vehicle-field--bev input[type="range"] {
            --slider-accent: var(--ev-strong);
        }

        .vehicle-field--diesel input[type="number"]:focus,
        .vehicle-field--diesel .formatted-currency-input:focus {
            border-color: var(--diesel-strong);
            box-shadow: 0 0 0 3px var(--vehicle-combustion-glow);
        }

        .vehicle-field--bev input[type="number"]:focus,
        .vehicle-field--bev .formatted-currency-input:focus {
            border-color: var(--ev-strong);
            box-shadow: 0 0 0 3px var(--vehicle-electric-glow);
        }

        .vehicle-field .currency-input-wrapper span {
            color: var(--text-muted);
        }

        .vehicle-field--diesel .value-tag {
            background: var(--color-white);
            border: 1px solid var(--border-default);
            color: var(--text-main);
        }

        .vehicle-field--bev .value-tag {
            background: var(--color-white);
            border: 1px solid var(--border-default);
            color: var(--text-main);
        }

        .vehicle-card--diesel {
            border-color: var(--diesel-border);
            background: var(--color-white);
        }

        .vehicle-card--bev {
            border-color: var(--ev-border);
            background: var(--color-white);
        }

        .financing-card .input-group {
            margin-bottom: 12px;
        }

        .financing-card .input-group:last-child {
            margin-bottom: 0;
        }

        .residual-label-row {
            display: grid;
            grid-template-columns: minmax(0, 1fr) 18px;
            align-items: end;
            gap: 8px;
            min-height: 2.7em;
            margin-bottom: 8px;
        }

        .residual-label-row > label {
            min-width: 0;
            line-height: 1.35;
        }

        .residual-label-row .info-tooltip,
        .residual-label-icon-spacer {
            width: 18px;
            height: 18px;
        }

        .financing-note {
            margin: 2px 0 10px 0;
            font-size: 0.77rem;
            color: var(--text-muted);
        }

        .residual-value-hint {
            margin: 6px 0 0 0;
            color: var(--text-muted);
            font-size: 0.78rem;
            font-weight: 650;
            line-height: 1.35;
        }

        .field-validation-note {
            margin: 6px 0 0 0;
            color: var(--danger);
            font-size: 0.78rem;
            font-weight: 700;
            line-height: 1.35;
        }

        .conditional-tax-field {
            margin-top: 12px;
            padding-top: 12px;
            border-top: 1px dashed var(--border-default);
        }

        .caution-inline-note {
            padding: 8px 10px;
            border-left: 3px solid var(--state-warning);
            background: var(--state-warning-soft);
            color: var(--state-warning-strong);
            line-height: 1.4;
        }

        .input-group.is-disabled-by-financing {
            opacity: 0.58;
        }

        .input-group.is-disabled-by-financing label {
            color: var(--text-subtle);
        }

        input[aria-invalid="true"] {
            border-color: var(--danger);
        }

        .subsidy-calculator-grid {
            margin-top: 14px;
        }

        .subsidy-mode-toggle {
            margin: 12px 0 14px 0;
        }

        .caution-note {
            padding: 8px 10px;
            border-left: 3px solid var(--state-warning);
            background: var(--state-warning-soft);
            color: var(--state-warning-strong);
        }

        .range-boundary-note {
            padding: 8px 10px;
            border-left: 3px solid var(--state-warning-accent);
            background: var(--state-warning-soft);
            color: var(--state-warning-deep);
        }

        .financing-runtime-note {
            margin-top: 12px;
            padding: 10px 12px;
            border-left: 3px solid var(--state-warning);
            background: var(--state-warning-soft);
            color: var(--state-warning-strong);
            white-space: pre-line;
        }

        .kpi-box {
            border: 1px solid var(--border-default);
            background: var(--color-white);
            padding: 12px;
            margin: 0 0 18px 0;
            order: -1;
        }

        .kpi-title {
            margin: 0 0 10px 0;
            font-size: 0.86rem;
            font-weight: 700;
            color: var(--brand-blue);
        }

        .kpi-toggle {
            display: grid;
            grid-template-columns: repeat(2, minmax(0, 1fr));
            gap: 8px;
            margin-bottom: 10px;
        }

        .kpi-btn {
            border: 1px solid var(--border-strong);
            background: var(--color-white);
            color: var(--text-secondary);
            padding: 8px 10px;
            font-size: 0.8rem;
            font-weight: 700;
            cursor: pointer;
            text-align: center;
            font-family: var(--font-family-base);
        }

        .kpi-btn:hover {
            background: var(--surface-muted);
        }

        .kpi-btn.active {
            border-color: var(--brand-blue);
            background: var(--surface-info);
            color: var(--brand-blue);
        }

        .results-panel {
            background: var(--surface-panel);
            padding: 34px;
            display: flex;
            flex-direction: column;
            align-self: stretch;
            width: 100%;
            box-sizing: border-box;
        }

        .results-chart-sticky {
            width: 100%;
        }

        .result-card {
            background: var(--surface-card);
            border-radius: var(--radius-control);
            padding: 20px 22px 16px 22px;
            box-shadow: var(--shadow-soft);
            margin-bottom: 16px;
            border: 1px solid var(--border-faint);
        }

        @media (min-width: 1120px) and (min-height: 700px) {
            .results-chart-sticky {
                position: sticky;
                top: 16px;
                z-index: 3;
                padding-top: 1px;
                background: var(--surface-panel);
            }
        }

        .result-card h2 {
            margin: 0 0 12px 0;
            font-size: 0.86rem;
            color: var(--text-muted);
            font-weight: 900;
            text-transform: uppercase;
            letter-spacing: 0.05em;
        }

        .result-kpi-grid {
            display: grid;
            grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
            gap: 0;
            align-items: stretch;
            margin-bottom: 18px;
        }

        .result-main-kpi {
            min-width: 0;
            padding-right: clamp(18px, 3vw, 34px);
        }

        .saving-amount {
            display: block;
            font-size: 2.1rem;
            font-weight: 800;
            line-height: 1.1;
            color: var(--brand-blue);
        }

        .saving-amount.is-long-value {
            font-size: clamp(1.35rem, 3vw, 1.8rem);
            overflow-wrap: anywhere;
        }

        .saving-summary {
            display: flex;
            flex-wrap: wrap;
            align-items: baseline;
            gap: 8px 12px;
        }

        .saving-amount.positive {
            color: var(--state-success-bright);
        }

        .saving-amount.negative {
            color: var(--state-danger-bright);
        }

        .saving-amount.neutral {
            color: var(--text-secondary);
        }

        .saving-context {
            font-size: 1.12rem;
            font-weight: 700;
            line-height: 1.25;
            color: var(--text-main);
        }

        .saving-context.positive {
            color: var(--success);
        }

        .saving-context.negative {
            color: var(--danger);
        }

        .saving-context.neutral {
            color: var(--text-secondary);
        }

        .monthly-cost-card {
            border-left: 3px solid var(--border-strong);
            padding-left: clamp(18px, 3vw, 34px);
            min-height: 0;
        }

        .monthly-cost-label {
            margin-bottom: 12px;
            color: var(--text-muted);
            font-size: 0.86rem;
            font-weight: 800;
            letter-spacing: 0.05em;
            text-transform: uppercase;
        }

        .monthly-cost-comparison {
            display: grid;
            grid-template-columns: repeat(2, minmax(0, 1fr));
            gap: 10px;
        }

        .monthly-cost-vehicle {
            min-width: 0;
            padding: 12px 10px;
            border: 1px solid var(--border-panel);
            text-align: center;
        }

        .monthly-cost-vehicle.is-cheaper {
            border-color: var(--state-success-border);
            background: var(--state-success-soft);
        }

        .monthly-cost-vehicle-label,
        .monthly-cost-vehicle-value {
            display: block;
        }

        .monthly-cost-vehicle-label {
            color: var(--text-main);
            font-size: 0.9rem;
            font-weight: 700;
            line-height: 1.25;
        }

        .monthly-cost-vehicle.is-cheaper .monthly-cost-vehicle-label,
        .monthly-cost-vehicle.is-cheaper .monthly-cost-vehicle-value {
            color: var(--success);
        }

        .monthly-cost-vehicle-value {
            margin-top: 5px;
            color: var(--text-main);
            font-size: 1.5rem;
            font-weight: 800;
            line-height: 1.1;
        }

        .monthly-cost-vehicle-value.is-long-value {
            font-size: 1.05rem;
            overflow-wrap: anywhere;
        }

        .monthly-cost-explanation {
            margin: 8px 0 0;
            color: var(--text-muted);
            font-size: 0.72rem;
            line-height: 1.35;
            text-align: center;
        }

        .cost-drivers {
            display: grid;
            gap: 10px;
            position: relative;
            margin-top: 2px;
            padding: 14px 16px;
            background: transparent;
            border: 0;
            border-top: 1px solid var(--border-section);
        }

        .cost-drivers-label {
            display: flex;
            align-items: center;
            gap: 6px;
            margin: 0;
            color: var(--text-muted);
            font-size: 0.82rem;
            font-weight: 800;
            letter-spacing: 0.04em;
            text-transform: uppercase;
            white-space: nowrap;
        }

        .cost-drivers-label .info-tooltip {
            flex: 0 0 auto;
            margin-left: 0;
            vertical-align: middle;
            letter-spacing: normal;
            text-transform: none;
        }

        .cost-drivers-label .info-tooltip-text {
            left: 0;
            right: auto;
            transform: none;
            width: min(260px, calc(100vw - 32px));
            letter-spacing: normal;
            text-transform: none;
            white-space: normal;
        }

        .cost-drivers-label .info-tooltip-text::after {
            left: 9px;
            right: auto;
            transform: none;
        }

        .cost-driver-chips {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .cost-driver-chip {
            display: inline-flex;
            align-items: baseline;
            gap: 6px;
            min-width: 0;
            padding: 7px 10px;
            border: 1px solid var(--border-control);
            background: var(--color-white);
            color: var(--text-main);
            font-size: 0.86rem;
            font-weight: 700;
            line-height: 1.25;
        }

        .cost-driver-chip.down {
            border-color: var(--state-success-border);
        }

        .cost-driver-change {
            display: inline-flex;
            align-items: baseline;
            gap: 4px;
            font-size: 1rem;
            font-weight: 800;
            white-space: nowrap;
        }

        .cost-driver-change.down {
            color: var(--success);
        }

        .cost-driver-change.up {
            color: var(--text-medium);
        }

        .cost-driver-empty,
        .cost-driver-footnote {
            margin: 0;
            color: var(--text-muted);
            font-size: 0.8rem;
            line-height: 1.35;
        }

        @media (max-width: 720px) {
            .result-kpi-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }

            .monthly-cost-card {
                border-left: 0;
                border-top: 3px solid var(--border-strong);
                padding-left: 0;
                padding-top: 12px;
            }

            .result-main-kpi {
                padding-right: 0;
            }

            .cost-drivers {
                padding: 12px 14px;
            }

            .cost-drivers-label {
                font-size: 0.76rem;
                letter-spacing: 0.025em;
            }

            .saving-context {
                font-size: 1rem;
            }

            .monthly-cost-vehicle {
                padding: 10px 7px;
            }

            .field-label-row {
                position: relative;
            }

            .field-label-row .info-tooltip,
            .financing-title-row .info-tooltip,
            .cost-drivers-label .info-tooltip {
                position: static;
            }

            .field-label-row .info-tooltip-text,
            .financing-title-row .info-tooltip-text,
            .cost-drivers-label .info-tooltip-text {
                left: 0;
                right: 0;
                bottom: calc(100% + 8px);
                width: auto;
                max-width: none;
                transform: none;
            }

            .field-label-row .info-tooltip-text::after,
            .financing-title-row .info-tooltip-text::after,
            .cost-drivers-label .info-tooltip-text::after {
                display: none;
            }
        }

        .chart-toggle {
            background: var(--border-light);
            border-radius: var(--radius-control);
            padding: 4px;
            display: flex;
            margin-bottom: 16px;
            width: 100%;
        }

        .toggle-btn {
            flex: 1;
            min-width: 0;
            border: none;
            background: transparent;
            padding: 9px 10px;
            border-radius: var(--radius-control);
            font-weight: 700;
            color: var(--text-muted);
            cursor: pointer;
            transition: all 0.2s;
            font-family: var(--font-family-base);
            font-size: 0.87rem;
            line-height: 1.2;
        }

        .toggle-btn.active {
            background: var(--surface-card);
            color: var(--brand-blue);
            box-shadow: var(--shadow-small);
        }

        .chart-wrapper {
            flex: 0 0 330px;
            position: relative;
            height: 330px;
            min-height: 330px;
        }

        canvas {
            width: 100% !important;
            height: 100% !important;
        }

        .legend {
            display: flex;
            flex-wrap: wrap;
            gap: 13px;
            justify-content: center;
            margin-top: 10px;
            font-size: 0.78rem;
            color: var(--text-muted);
        }

        .legend-item {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .chart-note {
            margin: 8px 0 0 0;
            color: var(--text-muted);
            font-size: 0.78rem;
            text-align: center;
        }

        .dot {
            width: 10px;
            height: 10px;
            border-radius: var(--radius-control);
        }

        .dot--vehicle,
        .pv-dot--vehicle {
            background: var(--chart-vehicle);
            border-color: var(--chart-vehicle);
        }

        .dot--infrastructure,
        .pv-dot--infrastructure {
            background: var(--chart-infrastructure);
            border-color: var(--chart-infrastructure);
        }

        .dot--energy,
        .pv-dot--energy {
            background: var(--chart-energy);
            border-color: var(--chart-energy);
        }

        .dot--maintenance,
        .pv-dot--maintenance {
            background: var(--chart-maintenance);
            border-color: var(--chart-maintenance);
        }

        .dot--insurance,
        .pv-dot--insurance {
            background: var(--chart-insurance);
            border-color: var(--chart-insurance);
        }

        .dot--tax,
        .pv-dot--tax {
            background: var(--chart-tax);
            border-color: var(--chart-tax);
        }

        .dot--subsidy,
        .pv-dot--subsidy {
            background: var(--chart-subsidy);
            border-color: var(--chart-subsidy);
        }

        .dot--thg,
        .pv-dot--thg {
            background: var(--chart-thg);
            border-color: var(--chart-thg);
        }

        .delta-dot-positive {
            background: var(--chart-positive);
        }

        .delta-dot-negative {
            background: var(--chart-negative);
        }

        .delta-dot-total {
            background: var(--chart-total);
        }

        .legend-line-swatch {
            display: inline-block;
            width: 22px;
            height: 0;
            border-top: 3px solid currentColor;
            flex: 0 0 auto;
        }

        .legend-line-swatch--diesel {
            color: var(--chart-combustion-line);
            border-top-style: dashed;
        }

        .legend-line-swatch--bev {
            color: var(--chart-electric-line);
        }

        .legend-line-swatch--dashed {
            border-top-style: dashed;
            border-top-width: 2px;
        }

        .cost-equality-marker {
            width: 9px;
            height: 9px;
            border: 2px solid var(--brand-primary-dark);
            background: var(--brand-accent);
            border-radius: 50%;
            flex: 0 0 auto;
        }

        @media (max-width: 560px) {
            .chart-toggle {
                display: grid;
                grid-template-columns: 1fr;
                gap: 4px;
            }

            .chart-wrapper[data-active-chart="line"] {
                flex-basis: 430px;
                height: 430px;
                min-height: 430px;
            }
        }

        @media (max-width: 420px) {
            .monthly-cost-comparison {
                grid-template-columns: 1fr;
            }
        }

        [hidden] {
            display: none !important;
        }

        .financing-card-label {
            font-size: 0.88rem;
            font-weight: 700;
            color: var(--text-main);
            margin: 0 0 10px 0;
            padding-bottom: 8px;
            border-bottom: 2px solid var(--border-default);
        }

        .vehicle-card--diesel .financing-card-label {
            border-bottom-color: var(--diesel-strong);
        }

        .vehicle-card--bev .financing-card-label {
            border-bottom-color: var(--ev-strong);
        }

        .vehicle-card--diesel .kpi-btn.active {
            border-color: var(--text-secondary);
            background: var(--surface-soft);
            color: var(--text-main);
        }

        .vehicle-card--bev .kpi-btn.active {
            border-color: var(--text-secondary);
            background: var(--surface-soft);
            color: var(--text-main);
        }

        .financing-toggle {
            display: grid;
            grid-template-columns: repeat(2, minmax(0, 1fr));
            gap: 6px;
            margin-bottom: 14px;
        }

        .export-bar {
            margin-bottom: 14px;
        }

        .export-bar-buttons {
            display: flex;
            justify-content: flex-end;
            gap: 8px;
        }

        .export-btn {
            flex: 0 0 auto;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            border: 1px solid var(--border-strong);
            border-bottom: 2px solid var(--border-strong);
            background: var(--color-white);
            color: var(--text-secondary);
            padding: 8px 12px;
            font-size: 0.82rem;
            font-weight: 700;
            cursor: pointer;
            font-family: var(--font-family-base);
            transition: border-color 0.15s, background 0.15s;
        }

        .export-btn:hover {
            background: var(--surface-soft);
            border-color: var(--text-soft);
            border-bottom-color: var(--brand-blue);
        }

        /* ── Print view ── */
        #print-view {
            display: none;
        }

        .pv-page {
            box-sizing: border-box;
        }

        .pv-header {
            display: flex;
            align-items: flex-start;
            justify-content: space-between;
            gap: 18px;
            border-bottom: 3px solid var(--brand-blue);
            padding-bottom: 10px;
            margin-bottom: 20px;
        }

        .pv-header-copy {
            min-width: 0;
        }

        .pv-header-logo {
            width: 96px;
            height: auto;
            object-fit: contain;
        }

        .pv-title {
            font-size: 1.3rem;
            font-weight: 900;
            color: var(--brand-blue);
            margin: 0 0 3px 0;
        }

        .pv-timestamp {
            font-size: 0.82rem;
            color: var(--text-subtle);
        }

        .pv-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
            margin-bottom: 24px;
        }

        .pv-section-title {
            font-size: 0.75rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.06em;
            color: var(--brand-blue);
            margin-bottom: 8px;
            padding-bottom: 4px;
            border-bottom: 1px solid var(--border-muted);
        }

        .pv-table {
            width: 100%;
            border-collapse: collapse;
            font-size: 0.86rem;
        }

        .pv-table tr {
            border-bottom: 1px solid var(--surface-muted);
        }

        .pv-table td {
            padding: 5px 4px;
            vertical-align: top;
        }

        .pv-key {
            color: var(--text-subtle);
            width: 55%;
        }

        .pv-val {
            font-weight: 700;
            color: var(--text-main);
        }

        .pv-highlight {
            background: var(--surface-info);
            font-size: 1rem;
        }

        .pv-highlight .pv-key {
            color: var(--text-info);
            font-weight: 700;
        }

        .pv-highlight .pv-val {
            color: var(--brand-blue);
            font-size: 1.1rem;
        }

        .pv-charts {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
            margin-bottom: 20px;
        }

        .pv-charts-single {
            grid-template-columns: 1fr;
        }

        .pv-grid-single {
            grid-template-columns: 1fr;
        }

        .pv-page-block {
            page-break-inside: avoid;
        }

        .pv-page-break {
            break-before: page;
            page-break-before: always;
        }

        .pv-chart-img {
            width: 100%;
            height: auto;
            box-sizing: border-box;
            border: 1px solid var(--border-muted);
        }

        .pv-chart-img-bar {
            max-height: 345px;
            object-fit: contain;
        }

        .pv-line-chart-block .pv-chart-img {
            display: block;
            max-height: 360px;
            object-fit: contain;
        }

        .pv-legend {
            display: flex;
            flex-wrap: wrap;
            gap: 7px 14px;
            margin-top: 8px;
            font-size: 0.68rem;
            color: var(--text-medium);
        }

        .pv-legend-item {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            white-space: nowrap;
        }

        .pv-legend-item[hidden] {
            display: none;
        }

        .pv-chart-note {
            margin: 7px 0 0 0;
            color: var(--text-subtle);
            font-size: 0.68rem;
            line-height: 1.35;
        }

        .pv-dot {
            display: inline-block;
            width: 8px;
            height: 8px;
            flex: 0 0 auto;
            box-sizing: border-box;
            border: 1px solid currentColor;
            -webkit-print-color-adjust: exact;
            print-color-adjust: exact;
        }

        .pv-line-key {
            width: 16px;
            height: 0;
            border-top: 2px solid currentColor;
            flex: 0 0 auto;
        }

        .pv-line-diesel {
            color: var(--diesel-strong);
            border-top-style: dashed;
        }

        .pv-line-bev {
            color: var(--ev-strong);
        }

        .pv-line-dashed {
            border-top-style: dashed;
        }

        .pv-marker-key {
            display: inline-block;
            width: 9px;
            height: 9px;
            border: 2px solid var(--brand-primary-dark);
            background: var(--brand-accent);
            border-radius: 50%;
            flex: 0 0 auto;
        }

        .pv-footer {
            font-size: 0.72rem;
            color: var(--text-subtle);
            border-top: 1px solid var(--border-muted);
            padding-top: 8px;
            margin-top: 8px;
        }

        @media print {
            @page {
                size: A4 portrait;
                margin: 14mm 14mm 13mm;
            }

            html,
            body {
                background: var(--color-white) !important;
            }

            .wrapper {
                display: none !important;
            }
            #print-view {
                display: block !important;
                padding: 0;
                font-family: var(--font-family-base);
            }
            .pv-page {
                min-height: 0;
            }
            .pv-grid,
            .pv-charts,
            .pv-page-block {
                page-break-inside: avoid;
            }
        }

        .next-step-card {
            margin-top: 22px;
            padding: 24px 26px;
            border: 1px solid var(--border-info);
            background: linear-gradient(135deg, var(--surface-gradient-start) 0%, var(--surface-gradient-end) 100%);
            display: grid;
            grid-template-columns: minmax(0, 1fr) auto;
            gap: 22px;
            align-items: center;
        }

        .next-step-copy {
            max-width: 760px;
        }

        .next-step-kicker {
            display: inline-block;
            margin-bottom: 10px;
            color: var(--brand-blue);
            font-size: 0.74rem;
            font-weight: 800;
            letter-spacing: 0.07em;
            text-transform: uppercase;
        }

        .next-step-card h2 {
            margin: 0 0 10px 0;
            font-size: 1.35rem;
            color: var(--text-main);
            line-height: 1.2;
        }

        .next-step-card p {
            margin: 0;
            color: var(--text-muted);
            font-size: 0.95rem;
            max-width: 62ch;
        }

        .next-step-brand {
            display: flex;
            flex-direction: column;
            align-items: flex-end;
            gap: 14px;
        }

        .next-step-logo {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: var(--color-white);
            border: 1px solid var(--border-info);
            padding: 12px 16px;
        }

        .next-step-logo img {
            display: block;
            width: 180px;
            height: auto;
        }

        .next-step-links {
            display: flex;
            flex-wrap: wrap;
            justify-content: flex-end;
            gap: 10px;
        }

        .next-step-link {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 190px;
            padding: 11px 15px;
            border: 1px solid var(--brand-blue);
            color: var(--brand-blue);
            background: var(--color-white);
            font-size: 0.84rem;
            font-weight: 800;
            text-decoration: none;
            transition: background 0.15s, color 0.15s, border-color 0.15s;
        }

        .next-step-link:hover {
            background: var(--brand-blue);
            color: var(--color-white);
        }

        .next-step-link.primary {
            background: var(--brand-blue);
            color: var(--color-white);
        }

        .next-step-link.primary:hover {
            background: var(--brand-primary-dark);
            border-color: var(--brand-primary-dark);
        }

        @media (max-width: 860px) {
            .next-step-card {
                grid-template-columns: 1fr;
            }

            .next-step-brand,
            .next-step-links {
                align-items: flex-start;
                justify-content: flex-start;
            }
        }

        footer {
            margin-top: 26px;
            text-align: center;
            font-size: 0.82rem;
            color: var(--text-muted);
        }

        /* ── Preset-Beispiele ── */
        .preset-example {
            margin-top: 10px;
            font-size: 0.78rem;
            color: var(--text-muted);
            line-height: 1.4;
        }

        /* ── Ladesituation ── */
        .charging-situation-label {
            font-weight: 700;
            font-size: 0.95rem;
        }

        .charging-toggle {
            grid-template-columns: repeat(3, minmax(0, 1fr));
            margin-bottom: 0;
        }

        .charging-toggle .kpi-btn:disabled {
            opacity: 0.55;
            cursor: not-allowed;
        }

        @media (max-width: 720px) {
            .charging-toggle {
                grid-template-columns: 1fr;
            }
        }

        /* ── Annahmen-Tabelle ── */
        .scenario-assumptions {
            margin-top: 14px;
            padding-top: 12px;
            border-top: 1px solid var(--border-info);
        }

        .base-assumptions-content .assumptions-heading {
            margin: 0 0 6px 0;
            color: var(--brand-blue);
            font-weight: 800;
        }

        .assumptions-table {
            width: 100%;
            table-layout: fixed;
            border-collapse: collapse;
            font-size: 0.8rem;
        }

        .assumptions-table th,
        .assumptions-table td {
            text-align: left;
            padding: 5px 6px;
            border-bottom: 1px solid var(--border-muted);
            vertical-align: top;
            overflow-wrap: anywhere;
        }

        .assumptions-table thead th {
            color: var(--brand-blue);
            font-size: 0.72rem;
            font-weight: 800;
            text-transform: uppercase;
            letter-spacing: 0.04em;
        }

        .assumptions-table tbody th {
            font-weight: 600;
            color: var(--text-muted);
            width: 40%;
        }

        .assumptions-table tbody td {
            font-weight: 600;
            color: var(--text-main);
        }

        .assumptions-table tbody tr.assumptions-note-row td {
            font-weight: 500;
            color: var(--text-muted);
        }

        .assumption-sources {
            margin-top: 12px;
            border-top: 1px solid var(--border-info);
            padding-top: 10px;
        }

        .assumption-sources summary {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            cursor: pointer;
            color: var(--brand-blue);
            font-weight: 800;
            font-size: 0.9rem;
            list-style: none;
            padding: 8px 0;
        }

        .assumption-sources summary::-webkit-details-marker {
            display: none;
        }

        .assumption-sources summary::after {
            content: "+";
            color: var(--brand-blue);
            font-size: 1rem;
            font-weight: 800;
            line-height: 1;
            flex: 0 0 auto;
        }

        .assumption-sources[open] summary::after {
            content: "-";
        }

        .sources-table {
            width: 100%;
            margin-top: 8px;
            border-collapse: collapse;
            font-size: 0.78rem;
        }

        .sources-table th,
        .sources-table td {
            text-align: left;
            padding: 5px 6px;
            border-bottom: 1px solid var(--border-muted);
            vertical-align: top;
        }

        .sources-table thead th {
            color: var(--brand-blue);
            font-size: 0.7rem;
            font-weight: 800;
            text-transform: uppercase;
            letter-spacing: 0.04em;
        }

        .sources-table tbody th {
            width: 38%;
            color: var(--text-muted);
            font-weight: 700;
        }

        .sources-table tbody td {
            color: var(--text-main);
            font-weight: 500;
        }

        /* ── Version 3.5: freiwillige interaktive Kurzanleitung ── */
        .calculator-intro-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 14px;
            margin-bottom: 16px;
        }

        .calculator-intro-row .section-label {
            margin-bottom: 0;
        }

        .tutorial-start-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 7px;
            min-height: 34px;
            border: 1px solid var(--border-brand-soft);
            background: var(--color-white);
            color: var(--brand-blue);
            padding: 7px 11px;
            font-family: var(--font-family-base);
            font-size: 0.76rem;
            font-weight: 800;
            line-height: 1.2;
            cursor: pointer;
            white-space: nowrap;
        }

        .tutorial-start-btn:hover {
            border-color: var(--brand-blue);
            background: var(--surface-info-pale);
        }

        .tutorial-start-btn:focus-visible,
        .tutorial-nav-btn:focus-visible,
        .tutorial-close:focus-visible {
            outline: 3px solid var(--focus-ring-tutorial);
            outline-offset: 2px;
        }

        .tutorial-start-icon {
            display: inline-grid;
            place-items: center;
            width: 19px;
            height: 19px;
            border: 1.5px solid currentColor;
            border-radius: 50%;
            font-size: 0.72rem;
            font-weight: 900;
            line-height: 1;
        }

        .tutorial-layer {
            position: fixed;
            inset: 0;
            z-index: 1000;
            pointer-events: none;
        }

        .tutorial-layer[hidden] {
            display: none;
        }

        .tutorial-shield {
            position: absolute;
            inset: 0;
            z-index: 1;
            pointer-events: auto;
        }

        .tutorial-focus {
            position: fixed;
            z-index: 2;
            left: 0;
            top: 0;
            width: 1px;
            height: 1px;
            border: 3px solid var(--color-white);
            outline: 2px solid var(--brand-blue);
            background: var(--surface-glass);
            box-shadow: var(--shadow-tutorial-focus);
            opacity: 0;
            pointer-events: none;
            transition: left 520ms cubic-bezier(.22, .8, .26, 1), top 520ms cubic-bezier(.22, .8, .26, 1), width 520ms cubic-bezier(.22, .8, .26, 1), height 520ms cubic-bezier(.22, .8, .26, 1), opacity 160ms ease;
        }

        .tutorial-layer.is-ready .tutorial-focus {
            opacity: 1;
        }

        .tutorial-cursor {
            position: fixed;
            z-index: 4;
            left: 0;
            top: 0;
            width: 31px;
            height: 38px;
            opacity: 0;
            pointer-events: none;
            transform: translate3d(16px, 16px, 0);
            transform-origin: 5px 4px;
            filter: drop-shadow(0 3px 4px var(--overlay-medium));
            transition: transform 560ms cubic-bezier(.22, .8, .26, 1), opacity 160ms ease;
        }

        .tutorial-layer.is-ready .tutorial-cursor {
            opacity: 1;
        }

        .tutorial-cursor svg {
            display: block;
            width: 100%;
            height: 100%;
        }

        .tutorial-cursor-shape {
            fill: var(--color-white);
            stroke: var(--text-strong);
        }

        .tutorial-click-ring {
            position: absolute;
            left: -5px;
            top: -5px;
            width: 18px;
            height: 18px;
            border: 2px solid var(--brand-accent);
            border-radius: 50%;
            opacity: 0;
            transform: scale(0.35);
        }

        .tutorial-cursor.is-clicking .tutorial-click-ring {
            animation: tutorial-click-pulse 480ms ease-out;
        }

        @keyframes tutorial-click-pulse {
            0% { opacity: 0.95; transform: scale(0.35); }
            100% { opacity: 0; transform: scale(2.4); }
        }

        .tutorial-card {
            position: fixed;
            z-index: 3;
            left: 18px;
            top: 18px;
            width: min(350px, calc(100vw - 32px));
            max-height: calc(100vh - 32px);
            overflow: auto;
            box-sizing: border-box;
            border: 1px solid var(--border-brand-soft);
            border-top: 4px solid var(--brand-blue);
            background: var(--color-white);
            color: var(--text-main);
            padding: 20px 20px 16px;
            box-shadow: var(--shadow-dialog);
            pointer-events: auto;
            opacity: 0;
            transition: opacity 180ms ease;
        }

        .tutorial-layer.is-ready .tutorial-card {
            opacity: 1;
        }

        .tutorial-card h2 {
            margin: 3px 32px 8px 0;
            color: var(--brand-blue);
            font-size: 1.08rem;
            line-height: 1.25;
        }

        .tutorial-card > p:not(.tutorial-progress):not(.tutorial-keyboard-hint) {
            margin: 0;
            color: var(--text-medium);
            font-size: 0.88rem;
            line-height: 1.5;
        }

        .tutorial-progress {
            margin: 0;
            color: var(--text-subtle);
            font-size: 0.7rem;
            font-weight: 800;
            letter-spacing: 0.06em;
            text-transform: uppercase;
        }

        .tutorial-close {
            position: absolute;
            top: 10px;
            right: 11px;
            width: 30px;
            height: 30px;
            border: 0;
            background: transparent;
            color: var(--text-subtle);
            font-family: Arial, sans-serif;
            font-size: 1.45rem;
            line-height: 1;
            cursor: pointer;
        }

        .tutorial-close:hover {
            color: var(--text-main);
            background: var(--surface-muted);
        }

        .tutorial-card-actions {
            display: flex;
            justify-content: flex-end;
            gap: 8px;
            margin-top: 18px;
        }

        .tutorial-nav-btn {
            min-width: 88px;
            border: 1px solid var(--brand-blue);
            padding: 8px 13px;
            font-family: var(--font-family-base);
            font-size: 0.8rem;
            font-weight: 800;
            cursor: pointer;
        }

        .tutorial-nav-btn--primary {
            background: var(--brand-blue);
            color: var(--color-white);
        }

        .tutorial-nav-btn--primary:hover {
            background: var(--brand-primary-darker);
        }

        .tutorial-nav-btn--secondary {
            background: var(--color-white);
            color: var(--brand-blue);
        }

        .tutorial-nav-btn--secondary:hover {
            background: var(--surface-info-pale);
        }

        .tutorial-nav-btn:disabled {
            opacity: 0.45;
            cursor: not-allowed;
        }

        .tutorial-keyboard-hint {
            margin: 12px 0 0;
            color: var(--text-disabled);
            font-size: 0.66rem;
            line-height: 1.35;
        }

        @media (max-width: 720px) {
            .calculator-intro-row {
                align-items: flex-start;
                flex-direction: column;
                gap: 9px;
            }

            .tutorial-card {
                left: 12px !important;
                right: 12px;
                top: auto !important;
                bottom: 12px;
                width: auto;
                max-height: min(48vh, 390px);
            }

            .tutorial-keyboard-hint {
                display: none;
            }
        }

        @media (prefers-reduced-motion: reduce) {
            .tutorial-focus,
            .tutorial-cursor,
            .tutorial-card {
                transition: none;
            }

            .tutorial-cursor.is-clicking .tutorial-click-ring {
                animation: none;
            }
        }

        @media print {
            .calculator-intro-row .tutorial-start-btn,
            .tutorial-layer,
            .iframe-brand-footer,
            .legal-dialog {
                display: none !important;
            }
        }

        /* Kompakter KEA-BW-Absender für die iframe-Fassung */
        .iframe-brand-footer {
            box-sizing: border-box;
            margin-top: 0;
            border: 0;
            border-top: 1px solid var(--border-footer);
            background: var(--color-white);
            padding: 18px 24px;
        }

        .iframe-brand-footer-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            min-width: 0;
        }

        .iframe-brand-identity {
            display: flex;
            align-items: center;
            justify-content: flex-start;
            gap: 24px;
            min-width: 0;
        }

        .iframe-brand-logo {
            display: block;
            width: 118px;
            height: auto;
            flex: 0 0 auto;
        }

        .iframe-brand-text {
            max-width: 54ch;
            margin: 0;
            border-left: 1px solid var(--border-divider);
            padding-left: 24px;
            color: var(--text-muted);
            text-align: left;
            font-size: 0.82rem;
            font-weight: 600;
            line-height: 1.45;
            letter-spacing: 0.005em;
        }

        .legal-dialog-trigger {
            flex: 0 0 auto;
            border: 0;
            border-bottom: 1px solid currentColor;
            background: transparent;
            color: var(--text-muted);
            padding: 2px 0;
            font-family: var(--font-family-base);
            font-size: 0.74rem;
            font-weight: 600;
            line-height: 1.3;
            cursor: pointer;
        }

        .legal-dialog-trigger:hover {
            color: var(--brand-blue);
        }

        .legal-dialog-trigger:focus-visible,
        .legal-dialog-close:focus-visible {
            outline: 3px solid var(--focus-ring);
            outline-offset: 3px;
        }

        body.legal-dialog-open {
            overflow: hidden;
        }

        .legal-dialog {
            width: min(680px, calc(100vw - 32px));
            max-width: none;
            max-height: min(82vh, 760px);
            margin: auto;
            border: 0;
            border-top: 5px solid var(--brand-blue);
            border-radius: var(--radius-card);
            background: var(--surface-card);
            color: var(--text-main);
            padding: 0;
            box-shadow: var(--shadow-dialog);
            overflow: hidden;
        }

        .legal-dialog::backdrop {
            background: rgba(15, 23, 42, 0.58);
            backdrop-filter: blur(2px);
        }

        .legal-dialog-panel {
            display: flex;
            max-height: min(82vh, 760px);
            flex-direction: column;
        }

        .legal-dialog-header {
            display: flex;
            align-items: flex-start;
            justify-content: space-between;
            gap: 18px;
            border-bottom: 1px solid var(--border-light);
            padding: 22px 24px 18px;
        }

        .legal-dialog-header h2 {
            margin: 0;
            color: var(--brand-blue);
            font-size: 1.28rem;
            line-height: 1.25;
        }

        .legal-dialog-content {
            overflow: auto;
            padding: 20px 24px 8px;
        }

        .legal-dialog-content p {
            margin: 0 0 14px;
            color: var(--text-medium);
            font-size: 0.9rem;
            line-height: 1.58;
        }

        .legal-dialog-close {
            font-family: var(--font-family-base);
            cursor: pointer;
        }

        .legal-dialog-close--icon {
            display: grid;
            width: 34px;
            height: 34px;
            flex: 0 0 auto;
            place-items: center;
            border: 0;
            border-radius: var(--radius-control);
            background: transparent;
            color: var(--text-muted);
            padding: 0;
            font-family: Arial, sans-serif;
            font-size: 1.55rem;
            line-height: 1;
        }

        .legal-dialog-close--icon:hover {
            background: var(--surface-muted);
            color: var(--text-main);
        }

        .legal-dialog-actions {
            display: flex;
            justify-content: flex-end;
            border-top: 1px solid var(--border-light);
            padding: 14px 24px 18px;
        }

        .legal-dialog-close--button {
            border: 1px solid var(--brand-blue);
            border-radius: var(--radius-control);
            background: var(--brand-blue);
            color: var(--text-on-dark);
            padding: 9px 16px;
            font-size: 0.82rem;
            font-weight: 800;
        }

        .legal-dialog-close--button:hover {
            border-color: var(--brand-primary-dark);
            background: var(--brand-primary-dark);
        }

        @media (max-width: 560px) {
            .iframe-brand-footer {
                margin-top: 0;
                border-right: 0;
                border-left: 0;
                padding: 17px 16px 19px;
            }

            .iframe-brand-footer-inner {
                flex-direction: column;
                align-items: stretch;
                gap: 14px;
            }

            .iframe-brand-identity {
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
            }

            .iframe-brand-logo {
                width: 106px;
            }

            .iframe-brand-text {
                border-left: 0;
                padding-left: 0;
                text-align: left;
                font-size: 0.78rem;
            }

            .legal-dialog-trigger {
                align-self: flex-end;
            }

            .legal-dialog {
                width: calc(100vw - 24px);
                max-height: calc(100vh - 24px);
            }

            .legal-dialog-panel {
                max-height: calc(100vh - 24px);
            }

            .legal-dialog-header {
                padding: 18px 18px 14px;
            }

            .legal-dialog-content {
                padding: 16px 18px 6px;
            }

            .legal-dialog-actions {
                padding: 12px 18px 16px;
            }
        }