:root{--ink:#30283e;--muted:#6f657d;--line:#e4daee;--purple:#74539f;--bg:#f9f7fc}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:var(--bg);font:16px/1.7 system-ui,"Microsoft YaHei",sans-serif}a{color:#68498f;text-underline-offset:3px}.prompt-layout{display:grid;grid-template-columns:245px minmax(0,1fr);min-height:100vh}aside{position:sticky;top:0;height:100vh;overflow:auto;padding:22px 14px;background:#f0ebf7;border-right:1px solid var(--line)}.prompt-brand{display:block;padding:0 8px 14px;font-weight:800;font-size:19px;text-decoration:none}nav{display:grid;gap:2px}nav a{display:block;padding:7px 9px;border-radius:7px;text-decoration:none;font-size:13px;color:#4c405d}nav a:hover,nav a[aria-current=page]{background:#e4d9f1;color:#3f245d}main{min-width:0;width:min(100%,1030px);margin:auto;padding:36px 48px 90px;background:#fff}.breadcrumb{font-size:13px;color:var(--muted);margin:0 0 10px}h1{font-size:clamp(28px,4vw,40px);line-height:1.25;margin:0 0 18px}h2{font-size:20px;margin:30px 0 10px}h3{font-size:17px}p{margin:10px 0}.lead{color:#544662;font-size:17px}.boundary{padding:14px 18px;background:#fff7e9;border-left:4px solid #d1a567;border-radius:5px}.prompt-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:12px;margin:26px 0}.prompt-tile,.mix-tile{display:block;padding:16px;border:1px solid var(--line);border-radius:10px;background:#fbf9fd;text-decoration:none}.prompt-tile strong{display:block}.prompt-tile span{font-size:13px;color:var(--muted)}.prompt-tile:hover,.mix-tile:hover{border-color:#bca2d2;background:#f4edf9}.mix-tile{font-weight:700;margin-bottom:30px}.formal-link{font-size:14px}.scene-field{display:grid;gap:6px;font-weight:650;margin:20px 0}.scene-field input{width:100%;padding:10px 12px;font:inherit;border:1px solid #cdbfdc;border-radius:7px}.copy-card{margin:20px 0;padding:17px;border:1px solid var(--line);border-radius:11px;background:#fff}.card-head{display:flex;align-items:center;justify-content:space-between;gap:12px}.card-head h2{margin:0}.card-head button{padding:8px 14px;border:0;border-radius:7px;background:#7651a0;color:white;font-size:14px;font-weight:600;line-height:1.4;font-family:inherit;cursor:pointer}.card-head button:hover{background:#5e397f}textarea{display:block;width:100%;min-height:140px;max-height:440px;margin-top:14px;padding:13px;border:1px solid #ded5e8;border-radius:7px;background:#faf9fc;color:#382d49;resize:vertical;font:14px/1.7 "Microsoft YaHei",sans-serif}.support-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:22px;margin:30px 0}.support-grid section,.support-grid>div{padding:0 18px;border-left:3px solid #ded1eb}.support-grid h2{margin-top:0}.prompt-footer{margin-top:50px;padding-top:17px;border-top:1px solid var(--line);font-size:13px;color:var(--muted)}@media(max-width:800px){.prompt-layout{display:block}aside{position:relative;height:auto;padding:13px}nav{display:flex;overflow:auto;white-space:nowrap}nav a{border:1px solid var(--line)}main{padding:24px 18px 60px}}