:root{
  --bg:#f7f2ec; --card:#fffdfa; --ink:#221f1c; --muted:#77706a; --line:#ebe2d6;
  --accent:#c65a46; --rose:#d9788a; --gold:#b98a2f; --night:#101a2c; --chip:#f2ebe1;
}
@media (prefers-color-scheme: dark){
  :root{ --bg:#0e1016; --card:#171a22; --ink:#eeebe6; --muted:#9c9fa8; --line:#272b35;
    --accent:#ef7d62; --rose:#f08da0; --gold:#e3b75c; --night:#090e18; --chip:#20242e; }
}
*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%}
body{background:var(--bg);color:var(--ink);font:15px/1.65 -apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;padding-bottom:env(safe-area-inset-bottom)}
a{color:inherit}
.hero{background:radial-gradient(120% 90% at 85% 0%,#2b4675 0%,var(--night) 62%);color:#f5efe5;padding:calc(30px + env(safe-area-inset-top)) 20px 26px;position:relative;overflow:hidden}
.moon{position:absolute;right:-34px;top:-24px;width:156px;height:156px;border-radius:50%;background:radial-gradient(circle at 35% 35%,#fff7dc,#f2d07c 55%,#c99a3c);box-shadow:0 0 70px 14px rgba(242,208,124,.32)}
.stars{position:absolute;inset:0;background-image:radial-gradient(1px 1px at 20% 30%,#fff9 50%,transparent),radial-gradient(1px 1px at 60% 12%,#fff8 50%,transparent),radial-gradient(1.5px 1.5px at 42% 58%,#fff7 50%,transparent),radial-gradient(1px 1px at 12% 76%,#fff6 50%,transparent),radial-gradient(1px 1px at 74% 64%,#fff5 50%,transparent)}
.hero small{letter-spacing:.2em;color:#ecc97b;font-size:12px;position:relative}
.hero h1{font-size:27px;line-height:1.3;margin:6px 0 10px;position:relative}
.hero p{color:#cdd3de;font-size:14px;position:relative;max-width:30em}
.pills{display:flex;flex-wrap:wrap;gap:6px;margin-top:14px;position:relative}
.pills span{font-size:12px;padding:3px 10px;border-radius:99px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.18)}
nav{position:sticky;top:0;z-index:5;background:color-mix(in srgb,var(--bg) 88%,transparent);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
nav .in{display:flex;gap:6px;overflow-x:auto;padding:10px 16px;scrollbar-width:none;max-width:720px;margin:0 auto}
nav .in::-webkit-scrollbar{display:none}
nav a{flex:none;text-decoration:none;font-size:13px;padding:6px 12px;border-radius:99px;background:var(--chip);white-space:nowrap}
nav a.on{background:var(--accent);color:#fff}
main{max-width:720px;margin:0 auto;padding:6px 16px 40px}
section{scroll-margin-top:60px;padding-top:24px}
h2{font-size:20px;display:flex;align-items:baseline;gap:8px;margin-bottom:2px}
h2 em{font-style:normal;font-size:12px;color:#fff;background:var(--accent);padding:1px 8px;border-radius:6px;transform:translateY(-2px)}
.sub{color:var(--muted);font-size:13px;margin-bottom:12px}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:14px 16px;margin-bottom:10px}
.letter{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:18px;margin-top:18px;position:relative;font-size:15px}
.letter::before{content:"✉️";position:absolute;right:14px;top:-14px;font-size:22px}
.letter p+p{margin-top:8px}
.kv{display:grid;grid-template-columns:auto 1fr;gap:8px 12px;font-size:14px}
.kv b{color:var(--muted);font-weight:500;white-space:nowrap}
.tl{position:relative;margin-left:6px;padding-left:18px;border-left:2px dashed var(--line)}
.step{position:relative;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:13px 14px;margin-bottom:10px}
.step::before{content:"";position:absolute;left:-26px;top:17px;width:12px;height:12px;border-radius:50%;background:var(--card);border:3px solid var(--accent)}
.step.night::before{border-color:var(--gold);background:var(--gold)}
.step.move{background:transparent;border-style:dashed;padding:8px 12px;font-size:13px;color:var(--muted)}
.step.move::before{width:8px;height:8px;left:-24px;top:14px;border-width:2px;border-color:var(--muted)}
.t{font-size:12px;font-weight:600;color:var(--accent);letter-spacing:.03em}
.step.night .t{color:var(--gold)}
.step h3{font-size:16px;margin:2px 0 6px}
.why,.do,.xhs{font-size:14px;margin-top:6px}
.why b,.do b,.xhs b{display:inline-block;font-size:11px;font-weight:600;padding:0 6px;border-radius:4px;margin-right:6px;vertical-align:1px}
.why b{background:color-mix(in srgb,var(--rose) 18%,transparent);color:var(--rose)}
.do b{background:color-mix(in srgb,var(--accent) 15%,transparent);color:var(--accent)}
.xhs{color:var(--muted);font-size:13px}
.xhs b{background:#ff2442;color:#fff}
.xhs a{color:var(--accent);text-decoration:none;white-space:nowrap}
ul.do{padding-left:0;list-style:none}
ul.do li{position:relative;padding-left:14px;margin-top:3px}
ul.do li::before{content:"·";position:absolute;left:3px;color:var(--accent);font-weight:700}
.route{display:flex;flex-wrap:wrap;align-items:center;gap:4px;margin-top:8px;font-size:13px}
.route span{background:var(--chip);padding:2px 8px;border-radius:6px}
.route i{font-style:normal;color:var(--muted)}
.map{display:inline-flex;align-items:center;gap:4px;margin-top:9px;margin-right:6px;font-size:12px;text-decoration:none;color:var(--accent);border:1px solid color-mix(in srgb,var(--accent) 40%,transparent);padding:3px 10px;border-radius:99px}
.care{margin-top:9px;font-size:13px;padding:8px 10px;border-radius:10px;background:color-mix(in srgb,var(--rose) 11%,transparent)}
.alt{margin-top:9px;font-size:13px;padding:8px 10px;border-radius:10px;background:color-mix(in srgb,var(--gold) 13%,transparent)}
.tip{font-size:13px;padding:10px 12px;border-radius:12px;background:color-mix(in srgb,var(--accent) 9%,var(--card));border:1px solid color-mix(in srgb,var(--accent) 25%,transparent);margin-bottom:10px}
.daymeta{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:12px}
.daymeta span{font-size:12px;padding:2px 9px;border-radius:99px;background:var(--chip);color:var(--muted)}
table{width:100%;border-collapse:collapse;font-size:13px}
th,td{text-align:left;padding:7px 4px;border-bottom:1px solid var(--line);vertical-align:top}
th{color:var(--muted);font-weight:500}
tr.pick td{background:color-mix(in srgb,var(--accent) 7%,transparent)}
.food{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.food div{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:10px 12px;font-size:13px}
.food b{display:block;font-size:14px}
.food span{color:var(--muted)}
.pack{display:grid;grid-template-columns:1fr 1fr;gap:6px 12px;font-size:14px}
.todo label{display:flex;gap:10px;align-items:flex-start;padding:10px 0;border-bottom:1px solid var(--line);font-size:14px}
.todo label:last-child{border-bottom:0}
.todo input{width:18px;height:18px;margin-top:3px;accent-color:var(--accent);flex:none}
.todo input:checked+span{text-decoration:line-through;color:var(--muted)}
.btn{display:block;text-align:center;text-decoration:none;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:12px;font-size:14px;margin-top:12px}
.src{display:block;text-decoration:none;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:12px 14px;margin-bottom:8px;scroll-margin-top:70px}
.src:target{border-color:var(--accent);box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 20%,transparent)}
.src .where{font-size:11px;font-weight:600;color:var(--accent)}
.src .tt{font-size:15px;font-weight:600;margin:2px 0 4px}
.src .take{font-size:13px}
.src .meta{font-size:12px;color:var(--muted);margin-top:4px}
footer{text-align:center;color:var(--muted);font-size:12px;padding:10px 16px 30px}
ul.do li.lbl{padding-left:0;margin-top:0}
ul.do li.lbl::before{content:none}
th{white-space:nowrap}