:root {
  --bg:#f6f7fb; --card:#fff; --ink:#111827; --dim:#6b7280; --line:#e5e7eb;
  --purple:#5b5ce2; --soft:#eef0ff; --ok:#059669; --bad:#dc2626;
  --sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
}
* { box-sizing:border-box; }
html { scroll-behavior:smooth; }
body.console { margin:0; background:var(--bg); color:var(--ink); font:15px/1.55 var(--sans); }
a { color:var(--purple); }
.skip { position:absolute; left:-999px; }
.app { min-height:100vh; display:grid; grid-template-columns:220px 1fr; }
.side { background:#fff; border-right:1px solid var(--line); padding:18px 14px; }
.logo { display:flex; align-items:center; gap:8px; text-decoration:none; color:inherit; font-weight:800; font-size:16px; margin-bottom:18px; }
.logo img { width:28px; height:28px; }
.links { display:flex; flex-direction:column; gap:4px; }
.links a { color:var(--dim); text-decoration:none; padding:8px 10px; border-radius:8px; font-size:14px; }
.links a:hover, .links a.on { background:var(--soft); color:var(--purple); }
.main { padding:28px 28px 40px; max-width:880px; }
.hero-head { margin:0 0 14px; }
.hero-head h1 { margin:0 0 6px; font-size:clamp(22px,3vw,28px); font-weight:800; letter-spacing:-.03em; }
.hero-head p { margin:0; color:var(--dim); font-size:14px; max-width:40em; }
.hero-art { display:none; }
.cmd { background:var(--card); border:1px solid var(--line); border-radius:16px; padding:16px; box-shadow:0 12px 32px -26px rgba(17,24,39,.4); }
.addr { font:700 20px/1.35 ui-monospace,Menlo,monospace; background:#f8f9fd; border:1px solid var(--line); border-radius:12px; padding:14px 16px; word-break:break-all; }
.ops { display:flex; gap:8px; flex-wrap:wrap; margin-top:12px; }
button { appearance:none; border:1px solid var(--line); background:#fff; color:var(--ink); border-radius:10px; padding:10px 14px; font:650 13px var(--sans); cursor:pointer; }
button.pri { background:var(--purple); color:#fff; border-color:var(--purple); }
button.pri:hover { filter:brightness(.95); }
.custom { display:none; gap:8px; margin-top:10px; }
.custom.on { display:flex; flex-wrap:wrap; }
.custom input, .custom select { background:#fff; color:var(--ink); border:1px solid var(--line); border-radius:10px; padding:10px 12px; font:14px var(--sans); }
.status { font-size:13px; color:var(--dim); min-height:1.2em; margin-top:8px; }
.status.ok { color:var(--ok); } .status.bad { color:var(--bad); }
.codes { display:flex; flex-wrap:wrap; gap:8px; margin-top:8px; }
.codechip { background:var(--soft); color:var(--purple); border:1px solid #c7c9ff; padding:8px 12px; font:800 18px/1 ui-monospace,Menlo,monospace; border-radius:8px; }
.board { margin-top:16px; background:var(--card); border:1px solid var(--line); border-radius:16px; overflow:hidden; }
.board h2 { margin:0; padding:12px 16px; font-size:13px; color:var(--dim); font-weight:650; border-bottom:1px solid var(--line); }
.feed { display:grid; grid-template-columns:1fr; }
.mails { list-style:none; margin:0; padding:6px; }
.mails li { padding:12px 14px; border-radius:10px; cursor:pointer; }
.mails li.on, .mails li:hover { background:var(--soft); }
.mails b { font-size:14px; display:block; }
.mails span { color:var(--dim); font-size:12px; }
.empty { padding:32px 16px; color:var(--dim); font-size:14px; text-align:center; }
.empty[hidden] { display:none !important; }
.empty-art { display:block; width:140px; height:88px; object-fit:cover; margin:0 auto 12px; border-radius:10px; }
.read { border-top:1px solid var(--line); background:#fbfbfe; }
.meta { padding:10px 16px 6px; color:var(--dim); font-size:13px; }
.frame { width:calc(100% - 32px); height:300px; margin:0 16px 16px; border:1px solid var(--line); background:#fff; border-radius:10px; }
.band { margin-top:28px; }
.band h2 { font-size:18px; margin:0 0 12px; font-weight:750; }
.rail { display:grid; grid-template-columns:repeat(3,1fr); gap:10px; }
.rail article { padding:0 0 16px; background:#fff; border:1px solid var(--line); border-radius:12px; overflow:hidden; }
.rail article img { display:block; width:100%; height:124px; object-fit:cover; }
.rail i { display:inline-flex; width:22px; height:22px; align-items:center; justify-content:center; border-radius:6px; background:var(--soft); color:var(--purple); font:700 12px/1 var(--sans); font-style:normal; margin:12px 16px 8px; }
.rail h3 { margin:0 16px 6px; font-size:15px; }
.rail p { margin:0 16px; color:var(--dim); font-size:13px; }
.tiles { display:grid; grid-template-columns:1fr 1fr; gap:8px; }
.tiles details { background:#fff; border:1px solid var(--line); border-radius:10px; padding:12px 14px; }
.tiles summary { cursor:pointer; font-weight:700; }
.tiles p { margin:8px 0 0; color:var(--dim); font-size:13px; }
.prose { width:min(720px, calc(100% - 28px)); margin:0 auto; padding:40px 0; }
.prose h1 { font-size:28px; margin:0 0 12px; }
.prose h2 { font-size:18px; }
.prose p, .prose li { color:var(--dim); }
.still { display:block; width:100%; max-height:260px; object-fit:cover; border-radius:12px; margin:16px 0; }
.dock { display:none; }
.page .dock { display:block; background:#fff; border-bottom:1px solid var(--line); }
.page .dock-in { width:min(920px, calc(100% - 28px)); margin:0 auto; padding:14px 0; display:flex; align-items:center; justify-content:space-between; }
.page .logo { margin:0; }
.page .links { flex-direction:row; gap:12px; }
.foot { margin-top:28px; padding-top:16px; border-top:1px solid var(--line); color:var(--dim); font-size:13px; }
@media (max-width:800px) {
  .app { grid-template-columns:1fr; }
  .side { display:flex; align-items:center; justify-content:space-between; padding:12px 14px; border-right:0; border-bottom:1px solid var(--line); }
  .logo { margin:0; }
  .links { flex-direction:row; }
  .main { padding:18px 14px 32px; }
  .rail, .tiles { grid-template-columns:1fr; }
}