:root{color-scheme:light;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;color:#1f2225;background:#fafafa}
*{box-sizing:border-box}body{margin:0;padding:50px 22px}
.wrap{max-width:920px;margin:0 auto}h1{font-size:30px;letter-spacing:-.7px;margin:0 0 8px}h2{font-size:19px;margin:0 0 14px}
p{line-height:1.55}.intro{color:#6c6c6c;margin:0 0 30px}.note{color:#737373;font-size:14px;line-height:1.6;margin-top:24px}
.grid{display:grid;gap:16px}.preview-card{background:#f7f7f7;border:1px solid #dcdcdc;border-radius:12px;overflow:hidden;display:block;color:inherit;text-decoration:none}
.preview-card:hover{border-color:#bcbcbc}.preview-main{display:grid;grid-template-columns:194px 1fr;background:#fff;min-height:108px}
.preview-image{display:block;width:194px;height:108px;object-fit:cover;background:#f5f5f5;border-right:1px solid #ddd}
.preview-content{padding:12px 18px 10px;min-width:0}.preview-title{font-size:17px;font-weight:680;line-height:1.32;margin:0 0 7px}
.preview-desc{font-size:14px;color:#6a6a6a;line-height:1.35;margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.preview-footer{border-top:1px solid #e4e4e4;padding:9px 13px;color:#666;font-size:12px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
button,.button{display:inline-flex;justify-content:center;align-items:center;background:#202020;color:#fff;border-radius:9px;text-decoration:none;padding:12px 16px;font:inherit;font-weight:650;border:0;cursor:pointer}
.linkpage{margin:35px auto;max-width:730px;background:#fff;border:1px solid #e3e3e3;border-radius:18px;padding:28px}
.hero{max-width:540px;width:100%;display:block;margin:0 auto 24px;border-radius:11px;border:1px solid #ddd}
.url{overflow-wrap:anywhere;color:#707070;font-size:14px}.back{font-size:14px;color:#666;text-decoration:none}
code{background:#f1f1f1;border-radius:4px;padding:2px 4px}a{color:inherit}
@media(max-width:600px){body{padding:24px 12px}.preview-main{grid-template-columns:110px 1fr;min-height:100px}.preview-image{width:110px;height:100px}.preview-content{padding:9px 11px}.preview-title{font-size:14px}.preview-desc{font-size:12px}.linkpage{padding:20px}}