.sb{max-width:720px;margin:16px auto 0;--y:#ffb800;--y2:#fff4cc;--g:#2f9e6b}
.sb .card{margin:12px 0}.sb h1{font-size:24px;margin:10px 0 4px}.sb h2{font-size:19px;margin:0 0 8px}
.sb .muted{color:var(--sub);font-size:14px}
.sb button{font:inherit;border:0;border-radius:12px;padding:12px 16px;min-height:46px;cursor:pointer;background:#eef1f7;color:var(--ink);font-weight:700}
.sb button.pri{background:var(--y);color:#3a2a00}.sb button.ok{background:var(--g);color:#fff}.sb button.sm{min-height:38px;padding:8px 12px;font-size:14px}
.sb button:disabled{opacity:.5}.sb .row{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.sb input,.sb textarea,.sb select{font:inherit;font-size:17px;width:100%;border:2px solid var(--line);border-radius:12px;padding:12px;background:#fff}
.sb textarea{min-height:96px;resize:vertical}.sb input:focus,.sb textarea:focus{outline:0;border-color:var(--y)}
.sb .hero-top{background:linear-gradient(135deg,#fff4cc,#ffe3f1);border:0}
.sb .steps{display:flex;gap:4px;margin:8px 0}.sb .steps span{flex:1;height:8px;border-radius:8px;background:#e6e8ee}.sb .steps span.on{background:var(--y)}
.sb .tabs{display:grid;grid-template-columns:repeat(4,1fr);gap:6px;margin:8px 0}.sb .tabs button{padding:8px 4px;font-size:13px;min-height:52px;line-height:1.25}.sb .tabs button.on{background:var(--y)}
.sb .bee{background:var(--y2);border-radius:14px;padding:12px 14px;margin:10px 0;font-size:16px}.sb .bee b{display:block;margin-bottom:2px}
.sb .chips{display:flex;gap:6px;flex-wrap:wrap;margin-top:8px}.sb .chips button{background:#fff;border:2px solid var(--y);min-height:36px;padding:4px 12px;font-size:15px}
.sb .book{display:flex;justify-content:space-between;align-items:center;gap:8px;border:1px solid var(--line);border-radius:12px;padding:12px;margin:8px 0}
.sb .scene{border:1px solid var(--line);border-radius:14px;padding:12px;margin:10px 0;background:#fff}.sb .scene .no{font-weight:800;color:#b07d00}
.sb .ask{color:#8a5a00;font-size:14px;margin:6px 0}
.sb .imgbox{aspect-ratio:1;width:100%;border-radius:12px;background:#f2f3f7 center/cover no-repeat;display:flex;align-items:center;justify-content:center;color:var(--sub);font-size:14px;margin:8px 0}
.sb .grid2{display:grid;grid-template-columns:1fr;gap:10px}@media(min-width:640px){.sb .grid2{grid-template-columns:1fr 1fr}}
.sb .sheet{aspect-ratio:1;max-width:360px;margin:8px auto}
.sb .err{color:var(--red);font-size:14px}.sb .note{font-size:13px;color:var(--sub)}
.sb .pages{display:grid;grid-template-columns:repeat(2,1fr);gap:8px}@media(min-width:640px){.sb .pages{grid-template-columns:repeat(3,1fr)}}.sb .pages img{width:100%;border-radius:8px;border:1px solid var(--line)}
.sb .bar{position:sticky;bottom:0;background:rgba(247,248,251,.95);padding:10px 0;display:flex;gap:8px}.sb .bar button{flex:1}
.sb .styles{display:grid;grid-template-columns:repeat(3,1fr);gap:6px}.sb .styles button.on{background:var(--y)}
.sbinfo{margin-top:24px}