.sfu-shell{max-width:720px;min-height:100vh;margin:auto;padding:24px;color:#17233d;background:#f7f9fd}.sfu-shell header,.sfu-shell footer{display:flex;justify-content:space-between;gap:16px}.sfu-heading{padding:34px 0 20px}.sfu-heading p{color:#2f6bff;text-transform:uppercase;letter-spacing:.12em}.sfu-heading h1{font-size:clamp(2rem,7vw,3rem);margin:.3rem 0}.sfu-list{display:grid;gap:14px}.sfu-card{background:#fff;border:1px solid #d6e0f2;border-radius:20px;padding:20px;display:grid;gap:10px}.sfu-card h2,.sfu-card p{margin:0}.sfu-card button,.sfu-card a{background:#2f6bff;color:#fff;border:0;border-radius:14px;padding:14px 18px;text-align:center;font-weight:700}.sfu-card small{color:#5f6f8e}.sfu-shell footer{padding:28px 0}@media(max-width:480px){.sfu-shell{padding:18px}.sfu-card{padding:17px}}
.sfu-card form{display:grid;gap:12px}.sfu-card input{min-height:48px;border:1px solid #b9c9e4;border-radius:12px;padding:0 14px;font:inherit;color:inherit}.sfu-message{padding:12px;border-radius:12px;background:#fff4dd;color:#704d00}.sfu-slots{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.sfu-change-date{display:block;margin-top:14px;text-align:center}.sfu-success{border-color:#8bd0b0;background:#f4fcf8}.sfu-success>p{color:#13734a;text-transform:uppercase;letter-spacing:.08em;font-size:.82rem;font-weight:700}@media(max-width:480px){.sfu-slots{grid-template-columns:1fr}}