:root{--bg:#0f172a;--surface:#1e293b;--surface2:#334155;--border:#475569;--text:#e2e8f0;--text-dim:#94a3b8;--accent:#f97316;--accent-light:#fbbf24;--pass:#22c55e;--fail:#ef4444;--unsure:#eab308;--radius:8px;--radius-lg:12px;--shadow:0 4px 24px rgba(0,0,0,.3);--font:system-ui,-apple-system,sans-serif}
@media(prefers-color-scheme:light){:root{--bg:#f8fafc;--surface:#fff;--surface2:#f1f5f9;--border:#cbd5e1;--text:#1e293b;--text-dim:#64748b;--shadow:0 4px 24px rgba(0,0,0,.08)}}
*{box-sizing:border-box;margin:0;padding:0}
html{font-size:16px;scroll-behavior:smooth}
body{font-family:var(--font);background:var(--bg);color:var(--text);line-height:1.6;-webkit-font-smoothing:antialiased}
.container{max-width:1200px;margin:0 auto;padding:0 1.5rem}
a{color:var(--accent-light);text-decoration:none}a:hover{text-decoration:underline}
img{max-width:100%;height:auto}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);border:0}

.site-header{background:var(--surface);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:100}
.site-header .container{display:flex;align-items:center;gap:1rem;height:56px}
.logo{display:flex;align-items:center;gap:.5rem;color:var(--text);font-weight:700;font-size:1.1rem;flex-shrink:0}
.logo:hover{text-decoration:none}
.main-nav{display:flex;gap:1.5rem;margin-left:auto}
.main-nav a{color:var(--text-dim);font-size:.9rem;padding:.25rem 0}
.main-nav a:hover{color:var(--text)}
.nav-toggle{display:none;flex-direction:column;gap:4px;background:none;border:none;cursor:pointer;padding:4px}
.nav-toggle span{display:block;width:22px;height:2px;background:var(--text);border-radius:1px;transition:.2s}

.hero{padding:3rem 0 2rem;background:linear-gradient(135deg,var(--surface) 0%,var(--bg) 100%);border-bottom:1px solid var(--border)}
.hero h1{font-size:clamp(1.6rem,4vw,2.6rem);font-weight:800;line-height:1.2;margin-bottom:.75rem}
.hero-sub{font-size:1.05rem;color:var(--text-dim);max-width:600px}

.checklist-section{padding:2rem 0 3rem}
.checklist-grid{display:grid;grid-template-columns:1fr 300px;gap:2rem;align-items:start}
.checklist-main{min-width:0}

.vin-panel{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:1.5rem;margin-bottom:1.5rem}
.vin-panel h2{font-size:1.15rem;margin-bottom:1rem}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.field{display:flex;flex-direction:column;gap:.35rem}
.field label{font-size:.85rem;font-weight:600;color:var(--text-dim)}
.field input,.field select{padding:.6rem .75rem;background:var(--surface2);border:1px solid var(--border);border-radius:var(--radius);color:var(--text);font-size:.95rem;outline:none;transition:border .2s;width:100%}
.field input:focus,.field select:focus{border-color:var(--accent)}
.field input::placeholder{color:var(--text-dim);opacity:.6}
.field-hint{font-size:.75rem;color:var(--text-dim)}
.field-hint.valid{color:var(--pass)}
.field-hint.invalid{color:var(--fail)}

.vin-decoded{margin-top:1rem;padding-top:1rem;border-top:1px solid var(--border)}
.vin-decoded h3{font-size:.85rem;font-weight:600;color:var(--text-dim);margin-bottom:.5rem}
.vin-decoded dl{display:grid;grid-template-columns:auto 1fr;gap:.25rem 1rem;font-size:.9rem}
.vin-decoded dt{color:var(--text-dim)}
.vin-decoded dd{font-weight:500}

.red-flags{margin-top:1rem;padding-top:1rem;border-top:1px solid var(--border)}
.red-flags h3{font-size:.85rem;font-weight:600;color:var(--fail);margin-bottom:.5rem}
.red-flags ul{list-style:none;display:flex;flex-direction:column;gap:.35rem}
.red-flags li{font-size:.85rem;padding-left:1.2rem;position:relative}
.red-flags li::before{content:"!";position:absolute;left:0;color:var(--fail);font-weight:700}

.inspection-form h2{font-size:1.15rem;margin-bottom:.5rem}
.section-note{font-size:.85rem;color:var(--text-dim);margin-bottom:1.5rem}
.tag{display:inline-block;padding:.1rem .4rem;border-radius:4px;font-size:.75rem;font-weight:700}
.tag.pass{background:rgba(34,197,94,.15);color:var(--pass)}
.tag.fail{background:rgba(239,68,68,.15);color:var(--fail)}
.tag.unsure{background:rgba(234,179,8,.15);color:var(--unsure)}

.checklist-category{margin-bottom:1.5rem;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:1.25rem}
.checklist-category h3{font-size:1rem;margin-bottom:.75rem;padding-bottom:.5rem;border-bottom:1px solid var(--border)}
.check-items{list-style:none;display:flex;flex-direction:column;gap:.5rem}
.check-btn{width:100%;text-align:left;padding:.55rem .75rem;background:var(--surface2);border:1px solid var(--border);border-radius:var(--radius);color:var(--text);font-size:.88rem;cursor:pointer;transition:all .15s;display:flex;align-items:center;gap:.5rem}
.check-btn:hover{border-color:var(--accent)}
.check-btn.state-pass{background:rgba(34,197,94,.12);border-color:var(--pass);color:var(--pass)}
.check-btn.state-fail{background:rgba(239,68,68,.12);border-color:var(--fail);color:var(--fail)}
.check-btn.state-unsure{background:rgba(234,179,8,.12);border-color:var(--unsure);color:var(--unsure)}
.check-btn .state-icon{width:20px;height:20px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;font-size:.7rem;font-weight:700;flex-shrink:0}
.check-btn.state-pass .state-icon{background:var(--pass);color:#fff}
.check-btn.state-fail .state-icon{background:var(--fail);color:#fff}
.check-btn.state-unsure .state-icon{background:var(--unsure);color:#000}

.form-actions{display:flex;flex-wrap:wrap;gap:.75rem;padding-top:1rem;border-top:1px solid var(--border)}
.btn{padding:.6rem 1.25rem;border-radius:var(--radius);font-size:.9rem;font-weight:600;cursor:pointer;border:1px solid transparent;transition:all .15s}
.btn-primary{background:var(--accent);color:#fff;border-color:var(--accent)}
.btn-primary:hover{background:#ea580c}
.btn-secondary{background:var(--surface2);color:var(--text);border-color:var(--border)}
.btn-secondary:hover{border-color:var(--accent)}
.btn-ghost{background:transparent;color:var(--text-dim);border-color:transparent}
.btn-ghost:hover{color:var(--text)}
.btn-sm{padding:.4rem .85rem;font-size:.8rem}

.score-panel{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:1.5rem;position:sticky;top:72px;max-height:calc(100vh - 88px);overflow-y:auto}
.score-panel h2{font-size:1rem;margin-bottom:1rem}
.score-ring{display:flex;justify-content:center;margin-bottom:1rem}
.score-svg{width:140px;height:140px}
.score-bg{fill:none;stroke:var(--surface2);stroke-width:8}
.score-fill{fill:none;stroke:var(--accent);stroke-width:8;stroke-linecap:round;transform:rotate(-90deg);transform-origin:60px 60px;transition:stroke-dashoffset .4s ease,stroke .3s}
.score-number{font-size:2.2rem;font-weight:800;fill:var(--text);text-anchor:middle}
.score-label{font-size:.65rem;fill:var(--text-dim);text-anchor:middle}

.score-breakdown{display:flex;flex-direction:column;gap:.5rem;margin-bottom:1rem}
.breakdown-row{display:flex;align-items:center;gap:.5rem;font-size:.8rem}
.breakdown-label{flex:1;color:var(--text-dim)}
.breakdown-bar{width:60px;height:6px;background:var(--surface2);border-radius:3px;overflow:hidden}
.breakdown-fill{height:100%;border-radius:3px;transition:width .3s}
.breakdown-num{width:28px;text-align:right;font-weight:600}

.score-verdict{font-size:.85rem;padding:.75rem;background:var(--surface2);border-radius:var(--radius);text-align:center;margin-bottom:1rem}

.saved-list{border-top:1px solid var(--border);padding-top:1rem}
.saved-list h3{font-size:.9rem;margin-bottom:.5rem}
.saved-list ul{list-style:none;display:flex;flex-direction:column;gap:.4rem;margin-bottom:.75rem}
.saved-list li{display:flex;align-items:center;gap:.5rem;font-size:.82rem}
.saved-list li input[type=checkbox]{accent-color:var(--accent)}
.saved-list li .mini-score{font-weight:700;margin-left:auto}

.reference-section{padding:3rem 0;border-top:1px solid var(--border)}
.reference-section h2{font-size:1.3rem;margin-bottom:.5rem}
.reference-section>p{color:var(--text-dim);margin-bottom:1.5rem}
.comparison-table-wrapper{overflow-x:auto;margin-bottom:2.5rem}
.comparison-table{width:100%;border-collapse:collapse;font-size:.9rem}
.comparison-table th,.comparison-table td{padding:.75rem 1rem;text-align:left;border-bottom:1px solid var(--border)}
.comparison-table th{background:var(--surface);font-weight:600;font-size:.82rem;color:var(--text-dim)}
.comparison-table tbody tr:hover{background:var(--surface)}
.mistakes-block,.print-tip{margin-bottom:2rem}
.mistakes-block h2,.print-tip h2{font-size:1.15rem;margin-bottom:.75rem}
.mistakes-block ul{list-style:none;display:flex;flex-direction:column;gap:.65rem}
.mistakes-block li{font-size:.9rem;padding-left:1.25rem;position:relative}
.mistakes-block li::before{content:"→";position:absolute;left:0;color:var(--accent);font-weight:700}
.mistakes-block li strong{color:var(--accent-light)}
.print-tip p{font-size:.9rem;color:var(--text-dim)}

.compare-modal{position:fixed;inset:0;z-index:200;display:flex;align-items:center;justify-content:center;padding:1rem}
.modal-overlay{position:absolute;inset:0;background:rgba(0,0,0,.6)}
.modal-content{position:relative;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);width:100%;max-width:800px;max-height:80vh;overflow-y:auto;padding:1.5rem;z-index:1}
.modal-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:1rem}
.modal-header h2{font-size:1.1rem}
.modal-close{background:none;border:none;color:var(--text-dim);font-size:1.5rem;cursor:pointer;padding:0 .25rem}
.modal-close:hover{color:var(--text)}
.compare-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1rem;margin-bottom:1rem}
.compare-card{border:1px solid var(--border);border-radius:var(--radius);padding:1rem}
.compare-card h4{font-size:.95rem;margin-bottom:.25rem}
.compare-card .c-score{font-size:1.4rem;font-weight:800;margin-bottom:.5rem}
.compare-card .c-item{font-size:.78rem;color:var(--text-dim);display:flex;justify-content:space-between;padding:.2rem 0;border-bottom:1px solid var(--border)}
.modal-actions{display:flex;gap:.75rem;justify-content:flex-end}

.site-footer{border-top:1px solid var(--border);padding:2rem 0;color:var(--text-dim);font-size:.85rem}
.footer-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:2rem;margin-bottom:1.5rem}
.footer-grid strong{color:var(--text);display:block;margin-bottom:.35rem}
.footer-grid a{color:var(--text-dim)}.footer-grid a:hover{color:var(--text)}
.footer-copy{text-align:center;font-size:.78rem}

@media(max-width:768px){
.checklist-grid{grid-template-columns:1fr}
.score-panel{position:static;max-height:none}
.form-row{grid-template-columns:1fr}
.main-nav{display:none;position:absolute;top:56px;left:0;right:0;background:var(--surface);flex-direction:column;padding:1rem;border-bottom:1px solid var(--border)}
.main-nav.open{display:flex}
.nav-toggle{display:flex}
.footer-grid{grid-template-columns:1fr}
.compare-grid{grid-template-columns:1fr}
.form-actions{flex-direction:column}
.btn{width:100%}
}

@media print{
.site-header,.site-footer,.score-panel,.form-actions,.nav-toggle,.compare-modal,.reference-section,.hero-sub,.section-note,.check-btn .state-icon{display:none!important}
.hero{padding:0;border:none}
.checklist-category{break-inside:avoid}
.check-btn{border:1px solid #000;background:#fff;color:#000}
body{background:#fff;color:#000}
}



/* Factory-injected deployment helpers. The AI owns the site design above this block. */
.ad-unit {
  width: min(100%, 720px);
  min-height: 120px;
  margin: 24px auto;
  display: block;
}

.legal-page {
  width: min(900px, calc(100% - 32px));
  margin: 40px auto;
}

.factory-fallback-nav {
  width: min(900px, calc(100% - 32px));
  margin: 24px auto 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
  align-items: center;
  font-size: 0.95rem;
}

.factory-fallback-nav a {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px solid currentColor;
}