:root{--navy:#082b63;--blue:#0b3d91;--gold:#e6b325;--soft:#f4f7fb;--line:#dfe6ef;--ink:#172033;--muted:#667085;--ok:#127a49;--danger:#b42318}*{box-sizing:border-box}body{margin:0;font-family:Inter,system-ui,sans-serif;background:var(--soft);color:var(--ink)}header{background:linear-gradient(135deg,var(--navy),var(--blue));color:#fff;padding:20px 0}.wrap{width:min(1220px,calc(100% - 34px));margin:auto}.head{display:flex;justify-content:space-between;align-items:center;gap:20px}.brand{display:flex;align-items:center;gap:14px}.brand img{width:58px}.brand h1{font-size:1.2rem;margin:0}.brand p{margin:4px 0;color:#dbe7fa}.links{display:flex;gap:9px;flex-wrap:wrap}.btn{border:0;border-radius:999px;padding:11px 17px;font-weight:800;cursor:pointer;text-decoration:none;display:inline-flex;justify-content:center;background:var(--gold);color:var(--navy)}.btn.secondary{background:#fff;color:var(--navy)}main{padding:32px 0 70px}.intro{background:#fff;border:1px solid var(--line);border-radius:22px;padding:25px;box-shadow:0 10px 30px rgba(25,49,87,.07);display:flex;align-items:center;justify-content:space-between;gap:22px}.intro h2{color:var(--navy);margin:0}.intro p{color:var(--muted);margin-bottom:0}.grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;margin-top:22px}.card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:22px;box-shadow:0 8px 25px rgba(25,49,87,.05)}.card h3{margin-top:0;color:var(--navy)}form{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}label{display:grid;gap:6px;font-weight:800;color:var(--navy)}input,textarea,select{width:100%;border:1px solid #cfd9e6;border-radius:11px;padding:11px;font:inherit}textarea{min-height:95px;resize:vertical}.full{grid-column:1/-1}.result{background:#081b3b;color:#d8e6ff;border-radius:12px;padding:13px;max-height:220px;overflow:auto;white-space:pre-wrap;font:12px/1.45 ui-monospace,monospace}.message{color:var(--danger);margin:14px 0}.ok{color:var(--ok)}.media-preview{display:flex;gap:14px;align-items:center;margin-top:12px}.media-preview img{width:160px;height:100px;object-fit:cover;border:1px solid var(--line);border-radius:12px}.stack{display:grid;gap:10px}.item{border:1px solid var(--line);border-radius:12px;padding:12px}.item strong{color:var(--navy)}@media(max-width:800px){.head,.intro{align-items:flex-start;flex-direction:column}.grid{grid-template-columns:1fr}form{grid-template-columns:1fr}.full{grid-column:auto}}