/* 项目介绍沿用学习手册的青色、字体和阅读尺度。 */
.project-intro { max-width:1020px; }
.project-intro .home-intro { max-width:none; margin:1.5rem 0 1rem; }
.project-summary { color:var(--muted); font-size:17px; line-height:1.95; margin:1rem 0; }
.public-note { color:var(--muted); background:var(--wash); border-radius:6px; padding:.7rem .9rem; font-size:13px; line-height:1.8; margin:0 0 1.6rem; }
.source-entry { padding:1rem 0; border-bottom:1px solid var(--wash); overflow-wrap:anywhere; }
.source-entry h3 { margin-top:0; }
.source-fingerprint { font-family:var(--code-font); font-size:12px; overflow-wrap:anywhere; color:var(--muted); }
@media(max-width:760px) { .project-summary { font-size:16px; } }
@media(max-width:600px) { .site-tools { gap:.6rem 1rem; } }
@media(prefers-reduced-motion:reduce) { *,*::before,*::after { animation:none!important; transition:none!important; scroll-behavior:auto!important; } }