@font-face{font-family:"Hackou Serif";src:url("/assets/fonts/noto-serif-tc-subset.woff2") format("woff2");font-weight:400 900;font-display:swap}
@font-face{font-family:"Hackou Mono";src:url("/assets/fonts/ibm-plex-mono-400.woff2") format("woff2");font-weight:400;font-display:swap}
:root{--night:#070D1C;--deep:#0F1A33;--panel:#16223A;--cyan:#6FD3FF;--gold:#E8BE62;--gold2:#F6D98F;--ver:#E0472F;--moon:#EEF2F8;--mist:#8EA6C2;--line:rgba(232,190,98,.38);
--serif:"Hackou Serif","Noto Serif TC","Source Han Serif TC","Songti TC","PMingLiU",Georgia,serif;--sans:system-ui,-apple-system,"PingFang TC","Microsoft JhengHei","Noto Sans TC",sans-serif;--mono:"Hackou Mono","IBM Plex Mono",ui-monospace,Consolas,monospace}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--night);color:var(--moon);font:16px/1.7 var(--sans);-webkit-font-smoothing:antialiased}
a{color:inherit}
h1,h2,h3{font-family:var(--serif);margin:0 0 .5em;line-height:1.25;font-weight:900}
h2{font-size:26px}h2 small{font:12px var(--mono);color:var(--cyan);margin-left:8px;letter-spacing:.1em}
p{margin:0 0 .8em;color:#cfd9e8}
.mono{font-family:var(--mono);font-variant-numeric:tabular-nums}
.ver{color:var(--ver)}.cyan{color:var(--cyan)}.gold{color:var(--gold)}
section{padding:56px 16px;max-width:1120px;margin:0 auto}

/* header */
.top{position:sticky;top:0;z-index:10;display:flex;align-items:center;justify-content:space-between;padding:10px 16px;background:rgba(7,13,28,.82);backdrop-filter:blur(10px);border-bottom:1px solid rgba(232,190,98,.18)}
.brand{display:flex;align-items:center;gap:8px;text-decoration:none}
.mark{width:30px;height:30px}
.wordmark{font:700 15px/1 var(--serif);letter-spacing:.28em}
.wordmark small{display:block;font-size:11px;letter-spacing:.5em;color:var(--gold);margin-top:3px}
nav{display:flex;gap:14px;font-size:14px}nav a{text-decoration:none;color:var(--mist)}
nav a:first-child{display:none}

/* hero */
.hero{position:relative;max-width:none;padding:0;min-height:92vh;display:flex;align-items:flex-end}
.hero picture,.hero img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(7,13,28,0) 35%,rgba(7,13,28,.85) 68%,var(--night) 100%)}
.hero-text{position:relative;z-index:1;padding:0 16px 40px;max-width:560px}
.kicker{font:600 12px/1 var(--mono);letter-spacing:.18em;color:var(--gold);margin-bottom:12px}
.hero h1{font-size:40px;letter-spacing:.04em;text-shadow:0 2px 24px rgba(0,0,0,.6)}
.lede{font-size:16px;color:var(--moon)}
.cta{display:flex;gap:10px;flex-wrap:wrap;margin:18px 0 12px}
.btn{display:inline-block;padding:12px 20px;font-weight:700;text-decoration:none;border:1px solid;min-width:140px;text-align:center}
.btn.ver{background:var(--ver);border-color:var(--ver);color:#fff}
.btn.cyan{background:transparent;border-color:var(--cyan);color:var(--cyan)}
.trust{font-size:13px;color:var(--mist)}

/* map */
.sub{color:var(--mist)}
.river{position:relative;display:grid;gap:22px;padding-left:30px}
.flow{position:absolute;left:0;top:0;width:24px;height:100%}
.node{position:relative;background:var(--deep);padding:18px 16px;border:1px solid var(--line)}
.node::before,.node::after{content:"";position:absolute;width:10px;height:10px;border:2px solid var(--gold)}
.node::before{top:-2px;left:-2px;border-right:0;border-bottom:0}.node::after{bottom:-2px;right:-2px;border-left:0;border-top:0}
.node.ark{border-color:rgba(111,211,255,.45)}.node.pond{border-color:rgba(224,71,47,.45)}
.tag{position:absolute;left:-36px;top:16px;font:600 11px var(--mono);writing-mode:vertical-rl;letter-spacing:.2em;background:var(--night);padding:4px 0}
.node h3{font-size:22px;display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.state{font:600 12px var(--sans);padding:2px 8px;border:1px solid currentColor}
.watches{display:flex;gap:6px;margin:4px 0 6px}
.watches i{width:22px;height:22px;border-radius:50%;border:1.5px solid rgba(111,211,255,.4)}
.watches i.on{background:var(--cyan);border-color:var(--cyan)}
.watches i.now{border-color:var(--cyan);box-shadow:0 0 0 3px rgba(111,211,255,.25),0 0 12px var(--cyan)}
.watches i.end{border-color:var(--gold)}
.wl{font-size:14px;color:var(--mist)}.wl b{color:var(--moon)}
.stats{display:grid;grid-template-columns:1fr 1fr;gap:10px 14px;margin:12px 0}
.stats div{border-top:1px solid rgba(142,166,194,.2);padding-top:6px}
.stats dt{font-size:12px;color:var(--mist)}.stats dd{margin:0;font-size:22px;font-weight:600}
.stats dd span{font-size:12px;color:var(--mist);font-weight:400}
.go{font-weight:700;text-decoration:none}
.gift{border:1px solid var(--gold);padding:12px 14px;margin-top:10px;background:linear-gradient(135deg,rgba(232,190,98,.12),rgba(232,190,98,0))}
.gift-k{font:700 13px var(--serif);color:var(--gold);letter-spacing:.3em}
.gift-v{font-size:28px;font-weight:600;color:var(--gold2)}.gift-v span{font:13px var(--sans);color:var(--mist)}
.gift p{font-size:13px;margin:6px 0 0;color:var(--mist)}

/* journey */
.time{list-style:none;padding:0;margin:0;border-left:2px solid rgba(232,190,98,.35)}
.time li{position:relative;padding:0 0 16px 18px;display:flex;gap:12px}
.time li::before{content:"";position:absolute;left:-7px;top:7px;width:12px;height:12px;border-radius:50%;background:var(--night);border:2px solid var(--gold)}
.time li.done::before{background:var(--gold)}
.time li.now::before{box-shadow:0 0 0 4px rgba(232,190,98,.25)}
.time b{font:600 14px var(--mono);color:var(--gold);min-width:62px}
.time span{color:#cfd9e8}
.note{font-size:13px;color:var(--mist)}

/* games */
.game{display:grid;gap:18px}
.game img{width:100%;aspect-ratio:16/9;object-fit:cover;border:1px solid var(--line)}
.game ul{padding-left:1.1em;margin:0 0 18px}.game li{margin-bottom:6px;color:#cfd9e8}
.game h2{font-size:28px}
.link{color:var(--mist);margin-left:12px;font-size:14px}
.both .cols{display:grid;gap:12px}
.both .cols div{background:var(--deep);padding:14px 16px;border-left:3px solid var(--gold)}
.both .cols div:first-child{border-color:var(--ver)}.both .cols div:last-child{border-color:var(--cyan)}
.both b{font-family:var(--serif);font-size:18px}
.agent .links a{color:var(--cyan)}
.story{max-width:680px}.story p{font-family:var(--serif);font-size:18px;line-height:1.9}
.story .end{color:var(--gold)}
footer{padding:32px 16px 48px;text-align:center;border-top:1px solid rgba(232,190,98,.18)}
footer p{color:var(--mist);font-size:14px}footer .small{font-size:12px}
footer a{color:var(--gold)}

@media (min-width:900px){
  nav a:first-child{display:inline}
  nav{gap:24px}
  .hero{min-height:88vh;align-items:center}
  .hero::after{background:linear-gradient(90deg,rgba(7,13,28,.9) 0%,rgba(7,13,28,.55) 38%,rgba(7,13,28,0) 60%),linear-gradient(180deg,rgba(7,13,28,0) 75%,var(--night) 100%)}
  .hero-text{padding:0 0 0 max(32px,calc((100vw - 1120px)/2 + 16px))}
  .hero h1{font-size:56px}
  .river{grid-template-columns:1fr;max-width:760px;margin:0 auto}
  .game{grid-template-columns:1.1fr 1fr;align-items:center;gap:40px}
  .game.ark img{order:2}
  .both .cols{grid-template-columns:repeat(3,1fr)}
  h2{font-size:32px}
}
.kicker.ver{color:var(--ver)}.kicker.cyan{color:var(--cyan)}
@media (max-width:899px){.game h2{font-size:23px}section{padding:44px 16px}}
.time b.ver{color:var(--ver)}.time b.cyan{color:var(--cyan)}.time b{min-width:118px}
.if-gift{display:none!important}
.has-gift .if-gift{display:revert!important}
.has-gift .gift.if-gift{display:block!important}

/* 鍵盤、錨點與小螢幕。 */
[hidden]{display:none!important}
:focus-visible{outline:2px solid var(--gold);outline-offset:5px}
section[id]{scroll-margin-top:80px}
.skip{position:fixed;top:-100px;left:16px;z-index:20;background:var(--night);padding:12px}
.skip:focus{top:8px}
@media(max-width:899px){.hero{min-height:calc(100svh - 57px);padding:0}.hero-text{padding-bottom:24px}.cta{flex-wrap:nowrap}.cta .btn{min-width:0;padding:12px 16px}.top nav{gap:12px}.wordmark{font-size:14px}.time b{flex:0 0 118px}.time span{min-width:0}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
/* 長頁下方等捲近才排版；保留已量測高度，避免離開視窗時跳動。 */
main>section:not(.hero){content-visibility:auto;contain-intrinsic-size:auto 600px}