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button:first-child:hover{background:#e50b6c14}.saved-tune-delete{background:transparent;color:var(--color-neutral-500);border:1px solid var(--color-neutral-300)}.saved-tune-delete:hover{color:var(--color-error);border-color:var(--color-error)}.saved-tune-actions button:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px}.add-car-section{margin:32px 0;border-top:1px solid var(--color-neutral-300);padding-top:24px}.add-car-toggle{font-family:var(--font-body);font-size:var(--text-sm);font-weight:600;background:transparent;color:var(--color-neutral-700);border:1px solid var(--color-neutral-300);border-radius:var(--radius-input);padding:0 20px;min-height:40px;cursor:pointer;transition:background-color .15s ease,color .15s ease,border-color .15s ease}.add-car-toggle:hover{background:var(--color-surface-2);color:var(--color-neutral-900);border-color:var(--color-neutral-500)}.add-car-toggle[aria-expanded=true]{color:var(--color-primary);border-color:var(--color-primary)}.add-car-toggle:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px}.add-car-form{margin-top:16px;background:var(--color-surface-1);border:1px solid var(--color-neutral-300);border-radius:var(--radius-panel);padding:20px 24px 24px}.add-car-grid{display:grid;grid-template-columns:1fr;gap:12px;margin-bottom:12px}@media(min-width:600px){.add-car-grid{grid-template-columns:1fr 1fr}}.add-car-checkbox{display:flex!important;align-items:center;gap:10px;font-size:var(--text-sm);color:var(--color-neutral-700);cursor:pointer;min-height:40px;margin-bottom:16px}.add-car-error{font-size:var(--text-sm);color:var(--color-error);margin:0 0 12px}.add-car-submit{font-family:var(--font-body);font-size:var(--text-sm);font-weight:600;padding:0 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var(--color-accent);outline-offset:2px}.custom-cars-list{list-style:none;padding:0;margin:0;border:1px solid var(--color-neutral-300);border-radius:var(--radius-panel);overflow:hidden}.custom-car-item{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:10px 16px;background:var(--color-surface-1);border-bottom:1px solid var(--color-neutral-300);flex-wrap:wrap}.custom-car-item:last-child{border-bottom:none}.custom-car-info{display:flex;flex-direction:column;gap:2px;min-width:0}.custom-car-info strong{font-size:var(--text-sm);font-weight:600;color:var(--color-neutral-900)}.custom-car-info span{font-size:var(--text-xs);color:var(--color-accent);text-transform:uppercase;letter-spacing:.05em;font-weight:500}.custom-car-delete{font-family:var(--font-body);font-size:var(--text-xs);font-weight:600;padding:0 14px;min-height:32px;border-radius:var(--radius-input);cursor:pointer;background:transparent;color:var(--color-neutral-500);border:1px solid var(--color-neutral-300);transition:color .15s ease,border-color .15s ease;flex-shrink:0}.custom-car-delete:hover{color:var(--color-error);border-color:var(--color-error)}.custom-car-delete:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px}@media(prefers-reduced-motion:reduce){*,*:before,*:after{transition-duration:0ms!important;animation-duration:0ms!important}}.tune-export-card--offscreen{position:fixed;left:-9999px;top:0;pointer-events:none}.tune-export-card{width:1080px;padding:48px;font-family:var(--font-body);background:var(--color-bg);color:var(--color-neutral-900);box-sizing:border-box}.tune-export-card__head{display:flex;align-items:baseline;justify-content:space-between;padding-bottom:20px;border-bottom:2px solid 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h4{font-family:var(--font-display);font-size:16px;font-weight:600;color:var(--color-primary);text-transform:uppercase;letter-spacing:.06em;margin:0 0 12px}.tune-export-card__dl{display:grid;grid-template-columns:max-content 1fr;column-gap:16px;row-gap:6px;margin:0;font-size:18px;line-height:1.4}.tune-export-card__dl dt{color:var(--color-neutral-700);font-weight:500}.tune-export-card__dl dd{margin:0;font-family:var(--font-mono);color:var(--color-neutral-900);text-align:right}.tune-export-card__footer{display:flex;justify-content:space-between;font-family:var(--font-mono);font-size:14px;color:var(--color-neutral-500);margin-top:36px;padding-top:16px;border-top:1px solid var(--color-neutral-300)}.diff-center-row{display:grid;grid-template-columns:max-content 1fr max-content;align-items:center;gap:8px 14px;margin-top:16px}.diff-center-row label{font-size:var(--text-sm);color:var(--color-neutral-700);text-transform:uppercase;letter-spacing:.04em}.diff-center-row input[type=range]{width:100%;accent-color:var(--color-primary)}.diff-center-value{font-family:var(--font-mono);font-weight:600;color:var(--color-neutral-900);min-width:7ch;text-align:right}.diff-center-row .hint{grid-column:1 / -1;display:flex;align-items:center;gap:8px;font-size:var(--text-xs);color:var(--color-neutral-500)}.diff-center-reset{font-family:var(--font-body);font-size:var(--text-xs);padding:2px 10px;background:transparent;color:var(--color-primary);border:1px solid var(--color-primary);border-radius:var(--radius-input);cursor:pointer}.diff-center-reset:hover{background:#e50b6c1a}.shift-list{display:flex;flex-wrap:wrap;gap:.4rem}.shift-pill{display:inline-block;padding:.15rem .5rem;border-radius:.4rem;font-size:.85em;font-variant-numeric:tabular-nums;border:1px solid currentColor}.shift-pill.shift-good{color:#1f7a3a;background:#e6f5ec}.shift-pill.shift-warn{color:#a06b00;background:#fff3d6}.shift-pill.shift-bad{color:#b3261e;background:#fde7e7}.shift-warnings{margin:.25rem 0;padding-left:1.1rem}.shift-warnings li{margin:.1rem 0;color:#6b3a00}.pro-callout{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border-radius:var(--radius-input);background:color-mix(in srgb,var(--color-primary) 12%,var(--color-surface-1));border:1px solid color-mix(in srgb,var(--color-primary) 35%,transparent);color:var(--color-neutral-900);text-decoration:none;font-size:var(--text-sm);font-weight:500;cursor:pointer;transition:background-color .15s ease}.pro-callout:hover{background:color-mix(in srgb,var(--color-primary) 18%,var(--color-surface-1))}.pro-callout-icon{font-size:1em}.pro-callout-text{flex:1}.pro-callout-cta{color:var(--color-primary);font-weight:600;white-space:nowrap}.pro-callout--block{display:flex;width:100%;padding:14px 16px;font-size:var(--text-base)}.lite-locked-grid{display:grid;grid-template-columns:1fr;gap:12px;margin:16px 0 24px;align-items:stretch}@media(min-width:720px){.lite-locked-grid{grid-template-columns:repeat(3,1fr)}}.lite-locked-grid .pro-callout,.lite-locked-grid .pro-callout--block{display:flex;flex-direction:row;align-items:center;height:100%;min-height:72px;padding:14px 16px;font-size:var(--text-sm)}.lite-locked-grid .pro-callout-text{line-height:1.4}.car-select-lite{display:block;width:100%;margin-top:8px;font-family:var(--font-body);font-size:var(--text-base);background:var(--color-surface-2);color:var(--color-neutral-900);border:1px solid var(--color-neutral-300);border-radius:var(--radius-input);padding:12px 36px 12px 16px;min-height:48px;outline:none;-moz-appearance:none;appearance:none;-webkit-appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%239AA0AB' stroke-width='1.5' fill='none' 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14px}.fine-tune-tab{flex:1;font-family:var(--font-body);font-size:var(--text-sm);font-weight:600;padding:10px 14px;background:var(--color-surface-2);color:var(--color-neutral-700);border:1px solid var(--color-neutral-300);border-radius:var(--radius-input);cursor:pointer;transition:background-color .15s ease,color .15s ease,border-color .15s ease}.fine-tune-tab:hover{color:var(--color-neutral-900);border-color:var(--color-neutral-500)}.fine-tune-tab.is-active{background:var(--color-primary);color:var(--color-bg);border-color:var(--color-primary)}.fine-tune-body.is-locked{opacity:.45;filter:grayscale(.4)}.fine-tune-body.is-locked .fine-tune-slider-track input[type=range],.fine-tune-body.is-locked .fine-tune-slider-track input[type=range]:hover{cursor:not-allowed}.fine-tune-panel--locked{border-left:3px solid var(--color-primary)}.fine-tune-lite-banner{display:flex;align-items:center;gap:14px;margin:10px 0 14px;padding:12px 16px;background:color-mix(in srgb,var(--color-primary) 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