.intro-command{background:var(--bg);border:1px solid var(--line);justify-content:space-between;align-items:center;gap:8px;min-width:0;display:flex}.intro-command code{min-width:0;font-family:var(--mono);overflow-wrap:break-word;-webkit-user-select:all;user-select:all;padding:8px 10px;font-size:12px}.intro-command button{border:0;border-left:1px solid var(--line);cursor:pointer;background:0 0;flex:none;width:70px;min-height:36px;padding:0 6px;font-size:13px}.intro-command button:hover{background:var(--chip-hover)}.intro-command button:active{background:var(--line)}.intro-note{--note-paper:#faf8f1;--note-ink:#292e2b;--note-soft:#60675f;--note-line:#dcded3;break-inside:avoid;color:var(--note-ink);margin-bottom:22px}.note-stage{isolation:isolate;background:#a7bdc3;border-radius:4px;padding:112px 18px 18px;position:relative;overflow:hidden}.note-stage:before{content:"";z-index:-1;transform-origin:30% 0;animation:note-paint 1.6s var(--glide) both;background:url(/intro/pond-painting.webp) 22% 0/cover;position:absolute;inset:0}.note-paper{background:var(--note-paper);max-width:540px;animation:note-rise .56s .12s var(--glide) both;padding:20px 22px 17px;box-shadow:0 6px 18px #31403b26,0 1px 2px #31403b18}@keyframes note-paint{0%{transform:scale(1.06)}}@keyframes note-rise{0%{opacity:0;transform:translateY(12px)}}@media (prefers-reduced-motion:reduce){.note-stage:before,.note-paper{animation:none}}.note-heading{justify-content:space-between;align-items:baseline;gap:12px;font-size:13px;line-height:1.5;display:flex}.note-heading>:first-child{letter-spacing:-.03em;font-weight:600}.note-heading>:last-child{color:var(--note-soft);font-size:12px}.intro-note h1{letter-spacing:-.025em;margin:11px 0 18px;font-family:Songti SC,STSong,Georgia,serif;font-size:30px;font-weight:500;line-height:1.3}.note-install-heading{justify-content:space-between;align-items:center;gap:12px;margin-bottom:6px;font-size:13px;line-height:1.5;display:flex}.note-install-heading a{color:var(--note-soft)}.note-install-heading a:hover{color:var(--note-ink);text-underline-offset:3px;text-decoration:underline}.note-paper .intro-command{background:#eeeee5;border:0}.note-paper .intro-command code{white-space:nowrap;text-overflow:ellipsis;padding:9px 10px;font-size:12px;overflow:hidden}.note-paper .intro-command button{border-left:1px solid var(--note-line);width:58px;min-height:36px;font-size:13px}.note-paper .intro-command button:hover{background:#e1e5d9}.note-pro{border-top:1px solid var(--note-line);margin-top:16px;padding-top:15px}.note-pro-heading{flex-wrap:wrap;justify-content:space-between;align-items:baseline;column-gap:12px;display:flex}.note-pro-heading h2{white-space:nowrap;letter-spacing:-.03em;margin:0;font-family:Songti SC,STSong,Georgia,serif;font-size:24px;font-weight:500;line-height:1.3}.note-pro-heading p{white-space:nowrap;margin:0}.note-pro-heading strong{font-family:Georgia,Songti SC,serif;font-size:23px;font-weight:400}.note-pro-heading p span{color:var(--note-soft);font-size:12px}.note-pro-features{color:var(--note-soft);word-break:keep-all;margin:8px 0 14px;font-size:14px;line-height:1.7}.note-pro .intro-command{margin-bottom:10px}.note-pro-action{justify-content:space-between;align-items:center;gap:12px;font-size:13px;display:flex}.note-pro-action p{color:var(--note-soft);margin:0;font-size:12px;line-height:1.5}.note-pro-action a{white-space:nowrap;background:var(--note-ink);min-height:34px;color:var(--note-paper);flex:none;justify-content:space-between;align-items:center;gap:18px;padding:5px 10px;transition:background .18s;display:inline-flex}.note-pro-action a:hover{background:#485247}.note-pro-action a:active{background:#161c17}.note-pro-action a span{font-family:var(--mono);font-size:12px}@media (max-width:760px){.intro-note{margin-bottom:12px}.note-stage{padding:76px 12px 12px}.note-paper{padding:14px 16px 12px}.intro-note h1{margin:8px 0 11px;font-size:27px}.note-pro{margin-top:12px;padding-top:11px}.note-pro-heading h2,.note-pro-heading strong{font-size:22px}.note-pro-features{margin:7px 0 9px}.note-pro-action{gap:8px}.note-pro-action a{gap:10px;min-height:40px}.intro-command button{min-height:40px}}