:root{font-family:system-ui,sans-serif;color:#152238;background:#f5f7fb}body{margin:0}main{max-width:1000px;margin:auto;padding:2rem}header{margin-bottom:2rem}.grid{display:grid;grid-template-columns:1fr 1fr;gap:1rem}article,section{background:#fff;padding:1.25rem;border-radius:12px;box-shadow:0 2px 8px #0001}.toolbar{display:flex;justify-content:space-between;margin-bottom:1rem}form{display:grid;gap:.75rem;margin-bottom:1rem}input,textarea,select,button{font:inherit;padding:.65rem;border-radius:6px;border:1px solid #cbd5e1}textarea{min-height:120px}fieldset{border:1px solid #cbd5e1;border-radius:8px;padding:.75rem}legend{font-weight:700}#media-options{display:grid;gap:.4rem}#media-options label{display:flex;align-items:center;gap:.5rem;padding:.35rem .5rem;border-radius:6px;background:#f8fafc}button{background:#1769e0;color:#fff;border:0;cursor:pointer}.link{background:transparent;color:#1769e0;padding:0}#message{min-height:1.5em;color:#a21caf}@media(max-width:700px){.grid{grid-template-columns:1fr}}