:root{--color-primary:#121415;--color-accent:#d81132;--color-danger:#d81132;--color-warning:#f6d61b;--color-bg:#f3f3f3;--color-card-bg:#fff;--color-text:#4c5361;--font-family:Roboto, sans-serif}*{box-sizing:border-box}body{background:var(--color-bg);min-height:100vh;color:var(--color-text);font-family:var(--font-family);margin:0}header.app-header{border-bottom:3px solid var(--color-accent);color:var(--color-primary);background:#fff;align-items:center;gap:14px;padding:14px 20px;display:flex;box-shadow:0 2px 8px #0000000f}.app-logo{width:auto;height:28px}.app-title{color:var(--color-primary);border-left:1px solid #d0d5da;padding-left:14px;font-size:16px;font-weight:700}main{max-width:520px;margin:0 auto;padding:20px 16px 60px}.card{background:var(--color-card-bg);border:1px solid #0000000f;border-radius:8px;padding:20px;box-shadow:0 4px 20px #0000001a}.card p.intro{color:var(--color-text);margin:0 0 16px}fieldset{border:none;margin:0 0 18px;padding:0}.field{margin-bottom:14px}.field label{color:var(--color-primary);margin-bottom:4px;font-size:13px;font-weight:600;display:block}.field input,.field textarea{width:100%;font-size:15px;font-family:var(--font-family);color:var(--color-text);background:#fff;border:1px solid #d0d5da;border-radius:4px;padding:10px 12px}.field input:focus,.field textarea:focus{border-color:var(--color-accent);outline:none;box-shadow:0 0 0 2px #d8113233}.field.read-only input{background:var(--color-bg);color:#6d7783}.vehicle-summary{background:var(--color-bg);border-left:4px solid var(--color-accent);border-radius:6px;align-items:center;gap:10px;margin-bottom:16px;padding:12px 14px;display:flex}.vehicle-summary-icon{width:20px;height:20px;color:var(--color-accent);flex:none}.vehicle-summary-value{color:var(--color-primary);font-size:14px;font-weight:700}.field textarea{resize:vertical;min-height:100px}.char-counter{text-align:right;color:#9aa2ac;margin-top:4px;font-size:12px}.field .error{color:var(--color-danger);margin-top:4px;font-size:12px}button.submit{background:var(--color-accent);color:#fff;width:100%;font-size:16px;font-weight:700;font-family:var(--font-family);cursor:pointer;border:none;border-radius:4px;padding:13px}button.submit:disabled{opacity:.6;cursor:default}button.submit:hover:not(:disabled){background:#b30e2a}button.submit .spinner{vertical-align:-3px;border:2px solid #fff6;border-top-color:#fff;border-radius:50%;width:16px;height:16px;margin-right:10px;animation:.8s linear infinite spin;display:inline-block}@keyframes spin{to{transform:rotate(360deg)}}@media (prefers-reduced-motion:reduce){button.submit .spinner{animation-duration:2.4s}}.state-message{text-align:center;padding:40px 20px}.state-message.error{color:var(--color-danger)}.state-message h2{color:var(--color-primary);margin:0 0 8px}.state-message.error h2{color:var(--color-danger)}.banner-error{border:1px solid var(--color-danger);color:var(--color-danger);background:#fdecee;border-radius:4px;margin-bottom:16px;padding:10px 14px;font-size:14px}