:root{--bg:#f4f6f8;--surface:#fff;--well:#eef1f4;--ink:#14181f;--muted:#4b5563;--line:#d5dae0;--line-soft:#e4e8ec;--accent:#0b6e5b;--accent-ink:#0b5e4d;--accent-soft:#ddf1ea;--warn-ink:#8a3a0c;--warn-soft:#fce8d6;--neutral-soft:#e9ecef;--radius:14px;--radius-sm:10px;--font-body:Inter, system-ui, sans-serif;--font-head:"Space Grotesk", Inter, system-ui, sans-serif}*{box-sizing:border-box}body{background:var(--bg);color:var(--ink);font:400 15px/1.5 var(--font-body);margin:0}h1,h2,h3{font-family:var(--font-head);margin:0;line-height:1.15}h1{font-size:28px}h2{font-size:22px}p{margin:0}a{color:var(--accent-ink)}.muted{color:var(--muted);font-size:13px}.topbar{background:var(--surface);border-bottom:1px solid var(--line);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;padding:14px 32px;display:flex}.brand{font:700 22px var(--font-head);color:var(--ink);text-decoration:none}.topbar nav{gap:20px;font-size:14px;display:flex}.page{flex-direction:column;gap:24px;max-width:1360px;margin:0 auto;padding:24px 32px 48px;display:flex}.footer{max-width:1360px;color:var(--muted);border-top:1px solid var(--line);flex-wrap:wrap;justify-content:space-between;gap:12px;margin:0 auto;padding:8px 32px 40px;font-size:12px;display:flex}.footer nav{gap:16px;display:flex}.skip{position:absolute;left:-9999px}.skip:focus{background:var(--surface);z-index:10;padding:8px 12px;top:8px;left:16px}.sr-only{clip:rect(0 0 0 0);white-space:nowrap;width:1px;height:1px;position:absolute;overflow:hidden}.section{flex-direction:column;gap:16px;display:flex}.narrow{max-width:680px}.prose h2{margin-top:8px;font-size:20px}.prose p,.prose li{max-width:68ch}.prose dl{grid-template-columns:max-content 1fr;gap:6px 20px;margin:0;display:grid}.prose dt{font-weight:600}.prose dd{margin:0}code{background:var(--well);border-radius:4px;padding:1px 5px;font-size:.92em}:focus-visible{outline-offset:2px;outline:3px solid #1f6feb}.btn{border-radius:var(--radius-sm);border:1px solid var(--ink);background:var(--surface);min-height:44px;color:var(--ink);font:600 14px var(--font-body);cursor:pointer;justify-content:center;align-items:center;padding:0 18px;text-decoration:none;display:inline-flex}.btn-primary{background:var(--accent);border-color:var(--accent);color:#fff}.btn-dark{background:var(--ink);color:#fff}.btn-disabled{border-color:var(--line);color:var(--muted);cursor:default}.btn-block{width:100%}.btn-lg{min-height:52px;padding:0 24px;font-size:16px}.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);flex-direction:column;gap:8px;padding:16px;display:flex}.card.selected{border:2px solid var(--accent);padding:15px}.card.dim{opacity:.75}.card h3{font:600 15px/1.3 var(--font-body)}.well{background:var(--well);border-radius:var(--radius-sm);justify-content:center;align-items:center;padding:14px 0;display:flex}.swatch{border:3px solid #c9ced4;border-radius:50%;width:84px;height:84px;display:block}.part-photo{object-fit:cover;border-radius:var(--radius-sm);background:#fff;width:118px;height:118px;display:block}.small-link{color:var(--muted);align-self:flex-start;font-size:12px}.success{background:var(--accent-soft);color:var(--accent-ink);border-radius:var(--radius-sm);padding:12px;font-size:14px}.notice{white-space:pre-line}.grid{grid-template-columns:repeat(auto-fill,minmax(215px,1fr));gap:16px;display:grid}.card-foot{justify-content:space-between;align-items:center;gap:8px;margin-top:auto;display:flex}.price{font-size:16px;font-weight:600}.reason{color:var(--warn-ink);font-size:13px;line-height:1.4}.chip{white-space:nowrap;border-radius:999px;padding:4px 10px;font-size:12px;font-weight:600}.chip-fits{color:var(--accent-ink);background:var(--accent-soft)}.chip-no_fit{color:var(--warn-ink);background:var(--warn-soft)}.chip-unverified{color:var(--muted);background:var(--neutral-soft)}.steps{flex-wrap:wrap;gap:8px;display:flex}.step{border:1px solid var(--line);background:var(--surface);min-height:44px;color:var(--muted);border-radius:999px;align-items:center;gap:8px;padding:0 16px;font-size:14px;font-weight:600;text-decoration:none;display:inline-flex}.step.done{color:var(--accent-ink);background:#e3f3ee;border-color:#bfe3d8}.step.now{background:var(--ink);border-color:var(--ink);color:#fff}.layout{flex-wrap:wrap;align-items:flex-start;gap:24px;display:flex}.layout>main{flex-direction:column;flex:3 480px;gap:16px;min-width:0;display:flex}.panel{background:var(--surface);border:1px solid 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.dot{border-radius:var(--radius-sm);border:1px solid var(--line);flex:none;width:56px;height:56px}.label{color:var(--muted);text-transform:uppercase;letter-spacing:.04em;font-size:12px;font-weight:600}.mobile-only{display:none}.mobile-bar{z-index:5;background:var(--surface);border-top:1px solid var(--line);justify-content:space-between;align-items:center;gap:12px;margin:0 -16px -48px;padding:12px 16px;position:sticky;bottom:0}.mobile-bar small{color:var(--muted);font-size:12px;display:block}.mobile-bar strong{font:700 18px var(--font-head)}.mobile-bar .btn{width:auto}details.panel>summary{cursor:pointer;min-height:28px;font-weight:600}.filter-form{flex-direction:column;gap:4px;display:flex}.form{flex-direction:column;gap:10px;display:flex}.form input:not([type=checkbox]):not([type=radio]):not([type=color]),.form select,.form textarea,.form-field input:not([type=checkbox]):not([type=color]),.form-field select,.toolbar input,.toolbar 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var(--font-head);color:var(--ink);display:block}.table-wrap{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);overflow-x:auto}.table{border-collapse:collapse;width:100%;font-size:14px}.table th,.table td{text-align:left;border-bottom:1px solid var(--line-soft);vertical-align:top;padding:10px 12px}.table th{white-space:nowrap;font-weight:600}.table .num{text-align:right}.table td .muted{font-size:12px}.dot-inline{border:1px solid var(--line);vertical-align:-1px;border-radius:50%;width:12px;height:12px;margin-right:8px;display:inline-block}.toolbar{flex-wrap:wrap;align-items:flex-end;gap:12px;font-size:13px;font-weight:600;display:flex}.toolbar label{flex-direction:column;gap:4px;display:flex}.btn-small{min-height:40px;padding:0 12px;font-size:13px}.btn-danger{color:#b42318;border-color:#b42318}.danger-zone{justify-content:flex-end;display:flex}.listing{border:1px solid var(--line);border-radius:var(--radius-sm);flex-direction:column;gap:10px;padding:14px;display:flex}.listing.best{border-color:var(--accent)}.listing.off{background:var(--bg)}.listing.new{border-style:dashed}.listing h3{font:600 15px var(--font-body)}.listing-head{align-items:flex-start;gap:12px;display:flex}.listing-head img{object-fit:cover;border-radius:8px}.listing-head .chip{margin-left:8px}.preset-row{grid-template-columns:110px 1fr;align-items:start;gap:16px;display:grid!important}.preset-row .actions{grid-column:1/-1}.report blockquote{border-left:3px solid var(--line);background:var(--bg);white-space:pre-line;margin:0;padding:8px 12px}.checklist{margin:0;padding-left:20px;font-size:14px}.steps-list{margin:0;padding-left:20px}.attr-col{margin:0 12px 4px 0;display:inline-block}@media (max-width:760px){.desktop-only{display:none}.mobile-only{display:block}.mobile-bar.mobile-only{display:flex}.build-page .summary{order:3}.preset-row{grid-template-columns:1fr}}@media (max-width:640px){.topbar,.page,.footer{padding-left:16px;padding-right:16px}.topbar nav{gap:14px}.filters,.summary{max-width:none}.hero h1{font-size:34px}}