:root{--bg:#f3f4f6;--card:#fff;--ink:#111827;--muted:#6b7280;--line:#e5e7eb;--accent:#2563eb;--warn:#b45309;--warnbg:#fffbeb}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;background:var(--bg);color:var(--ink)}a{color:var(--accent);text-decoration:none}.topbar{position:sticky;top:0;z-index:10;background:#111827;color:#fff;padding:14px max(16px,calc((100vw - 1180px)/2));display:flex;align-items:center;justify-content:space-between;gap:12px}.brand{color:#fff;font-size:22px;font-weight:800}.subbrand{margin-left:10px;color:#9ca3af;font-size:13px}.top-actions{display:flex;align-items:center;gap:12px}.user-chip{font-size:12px;color:#d1d5db;background:#1f2937;padding:6px 9px;border-radius:999px}.logout{color:#d1d5db;font-size:14px}.nav{display:flex;gap:4px;overflow-x:auto;background:#fff;border-bottom:1px solid var(--line);padding:0 max(10px,calc((100vw - 1180px)/2))}.nav-link{color:#4b5563;padding:12px 10px;border-bottom:3px solid transparent;white-space:nowrap;font-size:14px}.nav-link.active{color:#111827;border-color:var(--accent);font-weight:700}.container{max-width:1180px;margin:0 auto;padding:22px 16px 60px}.hero{display:flex;justify-content:space-between;align-items:center;gap:18px;margin-bottom:20px}.hero h1{margin:0 0 6px;font-size:30px}.hero p{margin:0;color:var(--muted);max-width:760px;line-height:1.45}.primary,button{border:0;background:var(--accent);color:#fff;padding:11px 15px;border-radius:9px;font-weight:700;cursor:pointer;white-space:nowrap}.primary{display:inline-block}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:26px}.stat{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:16px;box-shadow:0 1px 2px #00000008}.stat span{display:block;color:var(--muted);font-size:13px;margin-bottom:8px}.stat strong{font-size:25px}.stat.warning{background:var(--warnbg)}.callout,.flash{padding:12px 14px;border:1px solid #bfdbfe;background:#eff6ff;border-radius:10px;margin:0 0 18px}.flash.error{background:#fef2f2;border-color:#fecaca}.vehicle-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.vehicle-card,.form-card,.account-card,section{margin-bottom:24px}.vehicle-card,.form-card,.account-card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:16px}.vehicle-head{display:flex;justify-content:space-between;gap:10px;align-items:start}.vehicle-head h3{margin:0}.vehicle-head p{margin:4px 0;color:var(--muted)}.vehicle-head>strong{font-size:20px}.mini-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-top:16px}.mini-grid div{background:#f9fafb;border-radius:8px;padding:10px}.mini-grid span{display:block;color:var(--muted);font-size:12px}.mini-grid b{display:block;margin-top:5px}.section-head{display:flex;align-items:center;justify-content:space-between}h2{font-size:20px;margin:0 0 12px}.table-wrap{overflow:auto;background:#fff;border:1px solid var(--line);border-radius:10px}table{width:100%;border-collapse:collapse;min-width:650px}th,td{text-align:left;padding:11px 12px;border-bottom:1px solid var(--line);font-size:14px;vertical-align:top}th{background:#f9fafb;color:#4b5563;font-size:12px;text-transform:uppercase;letter-spacing:.03em}tr:last-child td{border-bottom:0}.grid-form{display:grid;grid-template-columns:repeat(3,1fr);gap:13px}.inline-form{display:flex;gap:12px;align-items:end}.inline-form label{flex:1}.wide{grid-column:1/-1}label{display:block;font-size:13px;font-weight:700;color:#374151}input,select{display:block;width:100%;margin-top:6px;padding:11px;border:1px solid #d1d5db;border-radius:8px;background:#fff;color:#111827;font:inherit}input:focus,select:focus{outline:2px solid #93c5fd;border-color:#60a5fa}.form-actions{display:flex;justify-content:flex-end;align-items:end}.hint,small,.muted{color:var(--muted);font-size:12px;line-height:1.45}.gap,.warn-text{color:var(--warn);font-weight:700}.linkbtn{background:transparent;color:var(--accent);padding:4px 0;font-weight:600}.login-body{display:grid;min-height:100vh;place-items:center;padding:20px}.login-card{width:min(420px,100%);background:#fff;border:1px solid var(--line);border-radius:14px;padding:28px;box-shadow:0 12px 35px #00000012}.login-card h1{margin:0;font-size:34px}.login-card p{color:var(--muted);margin:6px 0 20px}.login-card label{margin:12px 0}.login-card button{width:100%;margin-top:8px}details{margin:0 0 7px}summary{cursor:pointer;color:var(--accent);font-weight:600}.mini-form{margin-top:8px;padding:10px;background:#f9fafb;border-radius:8px;min-width:210px}.mini-form label{margin-bottom:8px}.mini-form button{width:100%;padding:8px 10px}.account-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.account-grid div{background:#f9fafb;border-radius:9px;padding:13px}.account-grid span{display:block;color:var(--muted);font-size:12px;margin-bottom:5px}.account-grid strong{font-size:16px}footer{text-align:center;color:#9ca3af;font-size:12px;padding:0 10px 28px}@media(max-width:800px){.stats{grid-template-columns:repeat(2,1fr)}.vehicle-grid{grid-template-columns:1fr}.mini-grid{grid-template-columns:repeat(2,1fr)}.grid-form{grid-template-columns:1fr 1fr}.hero{align-items:flex-start}.subbrand,.user-chip{display:none}.account-grid{grid-template-columns:1fr}}@media(max-width:520px){.container{padding:16px 12px 50px}.hero{display:block}.hero .primary{margin-top:12px}.stats{gap:8px}.stat{padding:12px}.stat strong{font-size:21px}.grid-form{grid-template-columns:1fr}.wide{grid-column:auto}.inline-form{display:block}.inline-form button{margin-top:12px;width:100%}.form-actions button{width:100%}.topbar{padding:12px}.nav{padding:0 4px}.nav-link{padding:11px 9px}}
.stats{grid-template-columns:repeat(auto-fit,minmax(160px,1fr))}.input-button{display:flex;gap:8px;align-items:end}.input-button input{flex:1}.input-button button{margin-top:6px}.checkbox-label{display:flex;align-items:center;gap:9px;padding-top:26px}.checkbox-label input{width:auto;margin:0}.mono{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:12px}.spec-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.spec-grid div,.mpg-grid div,.cost-grid div{background:#f9fafb;border-radius:9px;padding:12px}.spec-grid span,.mpg-grid span,.cost-grid span{display:block;color:var(--muted);font-size:12px;margin-bottom:5px}.spec-grid strong,.mpg-grid strong,.cost-grid strong{display:block}.mpg-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:9px;margin-bottom:12px}.cost-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:9px;margin-bottom:12px}.release{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:16px}.release.current{border-color:#93c5fd;background:#eff6ff}.release ul{margin:10px 0 0;padding-left:22px}.release li{margin:6px 0;line-height:1.4}@media(max-width:800px){.spec-grid{grid-template-columns:repeat(2,1fr)}.mpg-grid{grid-template-columns:repeat(3,1fr)}.cost-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:520px){.input-button{display:block}.input-button button{width:100%;margin-top:8px}.checkbox-label{padding-top:0}.spec-grid,.mpg-grid,.cost-grid{grid-template-columns:1fr 1fr}}