.si-mb{max-width:740px;margin:1rem auto;font-family:system-ui,-apple-system,Segoe UI,Roboto}
.si-form{display:grid;gap:14px}
.si-row{display:flex;flex-direction:column;gap:6px}
.si-card{border:1px solid #e6e6e6;border-radius:12px;padding:12px}
.si-slots{display:flex;flex-wrap:wrap;gap:8px;min-height:38px;align-items:center}
.si-slot{padding:8px 10px;border:1px solid #ddd;border-radius:8px;cursor:pointer}
.si-slot.is-active{border-color:#111;background:#111;color:#fff}
.si-btn{background:#111;color:#fff;border:0;border-radius:10px;padding:12px 16px;cursor:pointer;font-weight:600}
.si-hint{color:#555;font-size:.9rem}