:root{
  --red:#d71920;--red2:#b91218;--ink:#171717;--muted:#6b7280;--line:#e5e7eb;
  --bg:#f5f6f8;--card:#fff;--ok:#0f766e;--warn:#b45309;--danger:#b91c1c;
  font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
}
*{box-sizing:border-box} body{margin:0;background:var(--bg);color:var(--ink)}
button,input,select,textarea{font:inherit}.hidden{display:none!important}
.topbar{position:sticky;top:0;z-index:20;background:#fff;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;padding:14px 22px}
.topbar h1{font-size:20px;margin:2px 0}.topbar p{margin:0;color:var(--muted);font-size:13px}.eyebrow{font-size:11px;font-weight:800;letter-spacing:.12em;color:var(--red)}
.progress-wrap{position:sticky;top:76px;z-index:19;background:#fff;padding:8px 22px 12px;border-bottom:1px solid var(--line)}
.progress-meta{display:flex;justify-content:space-between;font-size:12px;color:var(--muted);margin-bottom:6px}.progress{height:7px;background:#eee;border-radius:999px;overflow:hidden}.progress>div{height:100%;width:0;background:var(--red);transition:width .2s}
.shell{max-width:1240px;margin:0 auto;display:grid;grid-template-columns:250px minmax(0,1fr);gap:22px;padding:22px}.sidebar{position:sticky;top:132px;align-self:start;background:#fff;border:1px solid var(--line);border-radius:16px;padding:12px;max-height:calc(100vh - 150px);overflow:auto}.side-item{padding:10px 12px;border-radius:10px;font-size:13px;color:var(--muted);margin:3px 0}.side-item.active{background:#fff1f2;color:var(--red);font-weight:700}.side-item.done::before{content:"✓ ";color:var(--ok)}
.content{min-width:0}.section-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:24px;box-shadow:0 3px 16px rgba(0,0,0,.035)}.section-card h2{margin:0 0 4px}.section-lead{color:var(--muted);margin:0 0 20px;font-size:14px}
.question{padding:18px 0;border-top:1px solid #f0f0f0}.question:first-of-type{border-top:0}.q-label{font-weight:700;line-height:1.45;margin-bottom:10px}.req{color:var(--red);margin-left:4px}.q-help{font-size:12px;color:var(--muted);margin-top:7px}
input[type=text],input[type=tel],input[type=number],input[type=date],select,textarea{width:100%;border:1px solid #d1d5db;border-radius:11px;background:#fff;padding:12px 13px;outline:none}textarea{min-height:92px;resize:vertical}input:focus,select:focus,textarea:focus{border-color:var(--red);box-shadow:0 0 0 3px rgba(215,25,32,.08)}
.choice-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:9px}.choice{position:relative}.choice input{position:absolute;opacity:0}.choice label{display:flex;align-items:center;min-height:48px;padding:10px 12px;border:1px solid #dfe2e6;border-radius:11px;cursor:pointer;background:#fff}.choice input:checked+label{border-color:var(--red);background:#fff5f5;box-shadow:inset 0 0 0 1px var(--red);font-weight:700}
.scale{display:grid;grid-template-columns:repeat(11,minmax(34px,1fr));gap:5px}.scale.ten{grid-template-columns:repeat(10,minmax(34px,1fr))}.scale input{position:absolute;opacity:0}.scale label{height:42px;border:1px solid #dfe2e6;border-radius:9px;display:grid;place-items:center;cursor:pointer}.scale input:checked+label{background:var(--red);color:#fff;border-color:var(--red)}.scale-labels{display:flex;justify-content:space-between;color:var(--muted);font-size:11px;margin-top:7px}
.showcard{margin:10px 0 20px;border:1px solid var(--line);border-radius:14px;overflow:hidden;background:#fafafa}.showcard img{display:block;width:100%;max-height:560px;object-fit:contain;cursor:zoom-in}.showcard figcaption{padding:9px 12px;color:var(--muted);font-size:12px;border-top:1px solid var(--line)}
.design-item{border:1px solid var(--line);border-radius:15px;padding:15px;margin:14px 0;background:#fcfcfc}.design-item h3{margin:0 0 10px;font-size:16px}.design-thumb{height:230px;overflow:hidden;border-radius:11px;background:#eee;position:relative;margin-bottom:12px}.design-thumb img{position:absolute;width:100%;height:auto;left:0}.focus-front-lamp img{top:-25%}.focus-rear-lamp img{top:-25%;transform:translateX(-11%);width:112%}.focus-front-view img{top:-20%}.focus-side-view img{top:-20%;transform:translateX(-16%);width:120%}.focus-rear-view img{top:-20%;transform:translateX(-7%);width:115%}.focus-panel-meter img{top:-13%;transform:translateX(-28%);width:135%}.focus-overall img{top:-13%;transform:translateX(-36%);width:140%}
.nav-actions{display:flex;gap:10px;justify-content:flex-end;padding:18px 0 42px}.primary,.secondary,.ghost{border:0;border-radius:11px;padding:11px 16px;font-weight:700;cursor:pointer}.primary{background:var(--red);color:#fff}.primary:hover{background:var(--red2)}.secondary{background:#fff;border:1px solid var(--line)}.ghost{background:#f6f6f6;color:#333}.notice{padding:12px 14px;border-radius:12px;margin-bottom:12px;font-size:14px}.notice.error{background:#fef2f2;color:#991b1b;border:1px solid #fecaca}.notice.success{background:#ecfdf5;color:#065f46;border:1px solid #a7f3d0}.notice.info{background:#eff6ff;color:#1e40af;border:1px solid #bfdbfe}
.invalid{border-color:var(--danger)!important;box-shadow:0 0 0 3px rgba(185,28,28,.08)!important}
#imageModal{border:0;border-radius:16px;padding:0;max-width:min(95vw,1100px);background:#111}#imageModal::backdrop{background:rgba(0,0,0,.75)}#imageModal img{display:block;max-width:95vw;max-height:90vh}.modal-close{position:absolute;right:10px;top:10px;border:0;background:rgba(0,0,0,.65);color:#fff;width:38px;height:38px;border-radius:50%;font-size:24px;cursor:pointer}
@media(max-width:820px){.shell{display:block;padding:12px}.sidebar{display:none}.topbar{padding:12px 14px}.topbar h1{font-size:17px}.topbar p{display:none}.progress-wrap{top:65px;padding:8px 14px}.section-card{padding:16px;border-radius:14px}.choice-grid{grid-template-columns:1fr 1fr}.scale{overflow-x:auto;display:flex;padding-bottom:3px}.scale label{width:40px;min-width:40px}.nav-actions{position:sticky;bottom:0;background:linear-gradient(transparent,#f5f6f8 25%);padding:28px 0 12px}.nav-actions button{flex:1}.design-thumb{height:190px}.ghost{font-size:12px;padding:9px}}

.top-status{display:flex;flex-direction:column;align-items:flex-end;gap:5px}.version-pill{font-size:11px;font-weight:800;background:#f3f4f6;padding:4px 8px;border-radius:999px;color:#4b5563}.autosave{font-size:11px;color:var(--muted)}.autosave.saved{color:var(--ok)}.autosave.warning{color:var(--warn)}
.start-screen{min-height:calc(100vh - 77px);display:grid;place-items:center;padding:24px}.start-card{width:min(620px,100%);background:#fff;border:1px solid var(--line);border-radius:22px;padding:30px;box-shadow:0 8px 34px rgba(0,0,0,.06)}.start-card h2{font-size:28px;margin:8px 0 10px}.start-card p{color:var(--muted);line-height:1.65}.start-button{width:100%;font-size:17px;padding:14px;margin-top:10px}.start-note{text-align:center;color:var(--muted);font-size:12px;margin-top:12px}
.finalization{border-top:2px solid #f1f1f1;margin-top:24px;padding-top:22px}.finalization h3{margin:0 0 6px}.photo-grid{display:grid;grid-template-columns:220px 1fr;gap:18px;align-items:center;margin-top:12px}.photo-preview{height:180px;border:1px dashed #cbd5e1;border-radius:14px;overflow:hidden;background:#f8fafc;display:grid;place-items:center}.photo-preview img{width:100%;height:100%;object-fit:cover}.photo-placeholder{font-size:13px;color:var(--muted)}.photo-input{position:absolute;left:-9999px}.photo-button{display:inline-flex;align-items:center;justify-content:center;background:#171717;color:#fff;border-radius:11px;padding:12px 15px;font-weight:700;cursor:pointer}.photo-status{font-size:12px;color:var(--muted);margin-top:9px}.photo-status.ok{color:var(--ok)}.photo-status.error{color:var(--danger)}
@media(max-width:820px){.top-status{max-width:46%;text-align:right}.autosave{font-size:10px}.start-screen{padding:14px}.start-card{padding:22px}.start-card h2{font-size:24px}.photo-grid{grid-template-columns:1fr}.photo-preview{height:220px}.photo-button{width:100%}}