:root{color:#172033;background:#f4f8f7;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}*{box-sizing:border-box}body{margin:0;min-width:320px}button,input,textarea{font:inherit}.page-shell{min-height:100vh;padding:24px 16px;background:linear-gradient(180deg,#1b7e6d1a,#f4f8f700 260px),#f4f8f7}.feedback-panel{width:min(100%,680px);margin:0 auto}.intro{margin-bottom:22px}.eyebrow{margin:0 0 8px;color:#187d6c;font-size:13px;font-weight:700;text-transform:uppercase}h1{margin:0;color:#111827;font-size:30px;line-height:1.15}.intro p:last-child{max-width:560px;margin:12px 0 0;color:#526071;line-height:1.7}.feedback-form{display:grid;gap:16px}fieldset{min-width:0;margin:0;padding:0;border:0}legend,.field span{margin-bottom:8px;color:#263445;font-size:14px;font-weight:700}.category-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.category-button{min-height:72px;padding:12px;border:1px solid #d7e1df;border-radius:8px;background:#fff;color:#273343;text-align:left}.category-button.active{border-color:#167764;background:#e9f6f2;box-shadow:inset 0 0 0 1px #167764}.category-button span,.category-button small{display:block}.category-button span{font-weight:700}.category-button small{margin-top:6px;color:#647386;font-size:12px;line-height:1.35}.field{display:grid;gap:8px}textarea,input{width:100%;border:1px solid #d7e1df;border-radius:8px;background:#fff;color:#172033;outline:none}textarea{min-height:180px;resize:vertical;padding:14px;line-height:1.6}input{min-height:48px;padding:0 14px}textarea:focus,input:focus{border-color:#167764;box-shadow:0 0 0 3px #16776424}.field-meta{display:flex;justify-content:space-between;margin-top:-10px;color:#6b7888;font-size:12px}.notice{padding:12px 14px;border-radius:8px;font-size:14px}.notice.success{border:1px solid #a9ded0;background:#e8f8f3;color:#12614f}.notice.error{border:1px solid #f2b8b5;background:#fff0ef;color:#a13b35}.submit-button{min-height:52px;border:0;border-radius:8px;background:#167764;color:#fff;font-weight:800}.submit-button:disabled{background:#8ea6a0}@media(max-width:520px){.page-shell{padding:22px 14px}h1{font-size:28px}.category-grid{grid-template-columns:1fr}}