/* Water — v7 「星球」首页。手写，无框架。首屏始终是深色星空；下面的内容跟随深 / 浅色切换（默认深色）。 */
@font-face{font-family:"Inter Tight";src:url(../fonts/inter-tight.woff2) format("woff2");font-weight:100 900;font-display:swap}
@font-face{font-family:"Instrument Serif";src:url(../fonts/instrument-serif-italic.woff2) format("woff2");font-style:italic;font-weight:400;font-display:swap}

:root{
  --bg:#f4f6fb; --card:#ffffff; --card2:#f1f4fa; --fg:#1d2433; --dim:#5b6478; --line:#e3e7f0;
  --accent:#3f6fe8; --accent2:#7c5cff; --cyan:#1f8fd6; --gold:#c98a12;
  --shadow:0 8px 24px -12px rgba(40,60,120,.18),0 2px 6px -2px rgba(40,60,120,.06);
  --shadow-h:0 18px 40px -16px rgba(40,60,120,.32),0 4px 10px -4px rgba(40,60,120,.08);
  --sans:"Inter Tight","PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  --serif:"Instrument Serif","Songti SC","Noto Serif SC",serif;
  --mono:"JetBrains Mono",ui-monospace,"SF Mono",Menlo,Consolas,monospace;
  --max:1240px; --pad:clamp(16px,4vw,48px); --r:22px; --gap:clamp(14px,1.6vw,20px);
  /* hero (always dark) */
  --h-bg:#060a16; --h-fg:#e7ecf7; --h-dim:#9aa8c4; --h-cyan:#8fd3ff; --h-gold:#ffcf7a; --h-line:rgba(159,176,208,.2);
  color-scheme:light;
}
[data-theme="dark"]{
  --bg:#070b17; --card:#0e1526; --card2:#141d33; --fg:#e7ecf7; --dim:#9aa8c4; --line:#1f2a44;
  --accent:#7aa2ff; --accent2:#a58bff; --cyan:#8fd3ff; --gold:#ffcf7a;
  --shadow:0 10px 30px -14px rgba(0,0,0,.7); --shadow-h:0 22px 48px -18px rgba(0,0,0,.85);
  color-scheme:dark;
}
*,*::before,*::after{box-sizing:border-box}
html{background:var(--bg);color:var(--fg);-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:76px}
body{margin:0;font-family:var(--sans);font-size:16px;line-height:1.65;-webkit-font-smoothing:antialiased;background:var(--bg);transition:background .3s,color .3s}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%;height:auto}
h1,h2,h3,p,figure,blockquote,dl,dd,ol,ul{margin:0}
ol,ul{padding:0;list-style:none}
button{font:inherit;color:inherit}
.wrap{max-width:var(--max);margin:0 auto;padding-left:var(--pad);padding-right:var(--pad)}
:focus-visible{outline:2.5px solid var(--accent);outline-offset:3px;border-radius:8px}
svg{fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.skip{position:absolute;left:-999px;top:8px;z-index:99;background:var(--accent);color:#fff;padding:8px 14px;border-radius:8px}
.skip:focus{left:8px}
.mono-label{font-family:var(--mono);font-size:12px;letter-spacing:.08em;color:var(--dim)}
.muted{color:var(--dim)}
.dot{display:inline-block;width:7px;height:7px;border-radius:50%;vertical-align:1px}
.dot--cyan{background:var(--h-cyan);box-shadow:0 0 0 3px rgba(143,211,255,.25)}

/* ---------- nav ---------- */
.nav{position:fixed;inset:0 0 auto;z-index:50;color:var(--h-fg);transition:background .35s,color .35s,box-shadow .35s}
.nav__inner{display:flex;align-items:center;gap:24px;height:68px}
.nav__logo{font-weight:800;font-size:20px;letter-spacing:-.01em;margin-right:auto}
.nav__links{display:flex;gap:clamp(14px,2.6vw,30px);font-size:14px;font-weight:500;color:var(--h-dim)}
.nav__links a{position:relative;padding:4px 0;transition:color .2s}
.nav__links a:hover{color:var(--h-fg)}
.theme-btn{width:40px;height:40px;border-radius:12px;border:1px solid var(--h-line);display:grid;place-items:center;cursor:pointer;color:inherit;background:rgba(255,255,255,.04);transition:background .2s,transform .2s}
.theme-btn:hover{background:rgba(255,255,255,.1);transform:rotate(-12deg)}
.theme-btn svg{width:19px;height:19px}
.i-moon{display:none}[data-theme="dark"] .i-moon{display:block}[data-theme="dark"] .i-sun{display:none}
.nav.is-solid{background:color-mix(in srgb,var(--bg) 82%,transparent);color:var(--fg);backdrop-filter:blur(14px) saturate(1.3);-webkit-backdrop-filter:blur(14px) saturate(1.3);box-shadow:0 1px 0 var(--line)}
.nav.is-solid .nav__links{color:var(--dim)}
.nav.is-solid .nav__links a:hover{color:var(--fg)}
.nav.is-solid .theme-btn{border-color:var(--line)}

/* ---------- hero ---------- */
.hero{position:relative;min-height:100vh;min-height:100svh;overflow:hidden;color:var(--h-fg);display:flex;flex-direction:column;
  background:radial-gradient(70% 80% at 66% 46%,#12203d 0%,#080d1b 58%,var(--h-bg) 100%)}
.hero::after{content:"";position:absolute;left:0;right:0;bottom:0;height:120px;background:linear-gradient(to bottom,rgba(6,10,22,0),var(--bg));pointer-events:none}
.hero__stars{position:absolute;inset:0;width:100%;height:100%}
.hero__grid{position:relative;z-index:2;flex:1;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.2fr);gap:clamp(24px,3vw,48px);align-items:center;padding-top:100px;padding-bottom:20px}
.hero__left{display:flex;flex-direction:column;gap:clamp(28px,5vh,56px)}
.hero .mono-label{color:var(--h-dim)}
.clock__time{font-family:var(--mono);font-weight:300;font-size:clamp(64px,9vw,124px);line-height:1;letter-spacing:-.04em;margin-top:10px;font-variant-numeric:tabular-nums}
.clock__time small{font-size:.32em;font-weight:400;letter-spacing:0;color:var(--h-cyan);margin-left:6px;vertical-align:.95em}
.clock__date{margin-top:12px;font-size:16px;color:#c3cde2}
.yearbar{margin-top:18px;width:min(340px,100%)}
.yearbar__head{display:flex;justify-content:space-between;font-family:var(--mono);font-size:11px;color:var(--h-dim);margin-bottom:8px}
.yearbar__track{height:4px;border-radius:4px;background:rgba(159,176,208,.18);overflow:hidden}
.yearbar__track i{display:block;height:100%;width:0;border-radius:4px;background:linear-gradient(90deg,#5aa9ff,var(--h-cyan));transition:width 1.2s cubic-bezier(.2,.8,.2,1)}

.visitor{max-width:520px;padding:22px 24px;border-radius:20px;background:rgba(12,22,44,.55);border:1px solid rgba(143,211,255,.18);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px)}
.visitor .mono-label{color:var(--h-cyan)}
.visitor__wx{display:flex;align-items:center;gap:18px;margin-top:12px}
.visitor__temp{font-family:var(--mono);font-weight:300;font-size:58px;line-height:1;letter-spacing:-.03em}
.visitor__wxtext{display:flex;flex-direction:column;gap:2px}
.visitor__wxtext b{font-size:18px;font-weight:600}
.visitor__wxtext span{font-size:13px;color:var(--h-dim)}
.visitor__meta{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin-top:16px;padding-top:14px;border-top:1px solid var(--h-line)}
.visitor__meta dt{font-size:12px;color:var(--h-dim)}
.visitor__meta dd{font-family:var(--mono);font-size:17px}
.visitor__actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}
.btn{display:inline-flex;align-items:center;gap:8px;height:44px;padding:0 20px;border-radius:999px;font-size:14px;font-weight:600;transition:background .25s,color .25s,border-color .25s,transform .25s}
.btn--glow{background:linear-gradient(90deg,#5aa9ff,#8fd3ff);color:#06101f;box-shadow:0 8px 24px -10px rgba(143,211,255,.8)}
.btn--glow:hover{transform:translateY(-2px)}
.btn--ghost{border:1px solid rgba(159,176,208,.35);color:var(--h-fg)}
.btn--ghost:hover{border-color:var(--h-gold);color:var(--h-gold)}

.hero__globe{display:flex;flex-direction:column;align-items:center;gap:14px}
.globe{position:relative;width:min(600px,100%);aspect-ratio:1}
.globe::before{content:"";position:absolute;inset:6%;border-radius:50%;box-shadow:0 0 70px 12px rgba(90,169,255,.28),0 0 160px 40px rgba(90,169,255,.12);pointer-events:none}
.globe__canvas{position:absolute;inset:7%;width:86%;height:86%;border-radius:50%;cursor:grab;touch-action:pan-y}
.globe__canvas:active{cursor:grabbing}
.globe__hud{position:absolute;inset:0;width:100%;height:100%;animation:spin 120s linear infinite;pointer-events:none}
.hud-ring{fill:none;stroke:rgba(143,211,255,.22);stroke-width:1}
.hud-ring--dash{stroke-dasharray:2 10;stroke:rgba(143,211,255,.35)}
.hud-ticks line{stroke:rgba(143,211,255,.35);stroke-width:1}
.hud-ticks line.major{stroke:rgba(143,211,255,.7);stroke-width:1.5}
@keyframes spin{to{transform:rotate(360deg)}}
.globe__tag{position:absolute;left:0;top:0;z-index:3;padding:9px 13px;border-radius:12px;font-size:12px;line-height:1.5;white-space:nowrap;
  background:rgba(10,18,38,.78);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);display:flex;flex-direction:column;pointer-events:none;transition:opacity .3s}
.globe__tag b{font-size:14px;font-weight:600}
.globe__tag span{font-family:var(--mono);font-size:11px;color:var(--h-dim)}
.globe__tag--you{border:1px solid rgba(143,211,255,.45)}
.globe__tag--you b{color:var(--h-cyan)}
.globe__tag--me{border:1px solid rgba(255,207,122,.45)}
.globe__tag--me b{color:var(--h-gold)}
.globe__tag.is-behind{opacity:0}
.globe__tag[hidden]{display:none}
.globe__caption{font-size:11px;text-align:center}

.hero__bar{position:relative;z-index:2;padding-bottom:clamp(24px,5vh,48px)}
.hero__sites{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
.hero__sites>a,.hero__sites>span{height:58px;padding:0 18px;border-radius:14px;border:1px solid var(--h-line);background:rgba(12,22,44,.5);display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:15px;transition:border-color .25s,background .25s}
.hero__sites>a:hover{border-color:rgba(143,211,255,.55);background:rgba(18,32,61,.75)}
.hero__sites em{font-style:normal;font-family:var(--mono);font-size:11px;color:var(--h-dim);margin-left:8px}
.hero__sites b{font-family:var(--mono);font-size:11px;font-weight:500}
.hero__sites .live{color:#7ee0a8}.hero__sites .soon{color:var(--h-dim)}

/* ---------- layout ---------- */
.main{position:relative;z-index:3;padding-bottom:40px}
.card{background:var(--card);border-radius:var(--r);box-shadow:var(--shadow);border:1px solid var(--line)}
.block{margin-top:clamp(44px,6vw,72px)}
.block:first-child{margin-top:clamp(24px,4vw,40px)}
.block__head{display:flex;align-items:baseline;justify-content:space-between;gap:12px;margin-bottom:16px;padding:0 4px;flex-wrap:wrap}
.block__head h2{font-size:clamp(22px,2.4vw,28px);font-weight:800;letter-spacing:-.02em;display:flex;align-items:baseline;gap:10px}
.block__head h2::before{content:"";align-self:center;width:6px;height:22px;border-radius:4px;background:linear-gradient(var(--accent),var(--accent2))}
.block__head small{font-family:var(--mono);font-size:12px;font-weight:500;color:var(--dim);letter-spacing:.06em}
.more{font-size:14px;font-weight:600;color:var(--accent)}
.more:hover{text-decoration:underline}

/* now */
.now{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--gap)}
.now__card{display:flex;align-items:center;gap:18px;padding:20px;min-height:136px;transition:transform .3s,box-shadow .3s}
a.now__card:hover{transform:translateY(-4px);box-shadow:var(--shadow-h)}
.now__card img{width:96px;height:96px;border-radius:14px;object-fit:cover;flex:none}
.now__card h3{font-size:20px;font-weight:700;margin-top:4px}
.now__card p:last-child{font-size:13px;color:var(--dim)}
.now__card .mono-label{font-size:11px}
.now__card--music .mono-label{color:#e8577a}
.now__card--movie .mono-label{color:var(--gold)}
.now__card--doing .mono-label{color:var(--cyan)}
.now__poster{position:relative;width:64px;height:96px;flex:none;border-radius:6px;overflow:hidden;background:linear-gradient(160deg,#2a3f5c,#0c0b0a)}
.now__poster img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}

/* quote */
.quote{position:relative;padding:clamp(26px,4vw,44px) clamp(24px,5vw,64px);overflow:hidden}
.quote__mark{position:absolute;left:clamp(10px,2vw,24px);top:-18px;font-family:var(--serif);font-size:140px;line-height:1;color:var(--accent);opacity:.25}
.quote blockquote{position:relative;font-size:clamp(20px,2.4vw,28px);line-height:1.6;font-weight:500;text-wrap:balance}
.quote figcaption{margin-top:14px;font-family:var(--mono);font-size:13px;color:var(--dim)}

/* sub-site cards */
.sites{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:var(--gap)}
.site{position:relative;overflow:hidden;display:flex;flex-direction:column;min-height:210px;padding:22px;border-radius:var(--r);color:#fff;
  background:linear-gradient(140deg,var(--c1),var(--c2));box-shadow:var(--shadow);transition:transform .35s cubic-bezier(.2,.8,.2,1),box-shadow .35s}
.site__bgicon{position:absolute;right:-18px;bottom:-22px;width:130px;height:130px;opacity:.22;transition:transform .5s cubic-bezier(.2,.8,.2,1)}
.site__bgicon svg{width:100%;height:100%;stroke-width:1.4}
.site__icon{width:46px;height:46px;border-radius:14px;display:grid;place-items:center;background:rgba(255,255,255,.25)}
.site__icon svg{width:24px;height:24px}
.site__top{display:flex;align-items:center;justify-content:space-between}
.site__badge{font-size:12px;font-weight:700;padding:4px 10px;border-radius:99px;background:rgba(255,255,255,.25);display:inline-flex;align-items:center;gap:5px}
.site__badge svg{width:13px;height:13px;stroke-width:2.2}
.site__badge--live::before{content:"";width:7px;height:7px;border-radius:50%;background:#fff;box-shadow:0 0 0 3px rgba(255,255,255,.35);animation:pulse 2s ease-in-out infinite}
@keyframes pulse{50%{box-shadow:0 0 0 6px rgba(255,255,255,0)}}
.site h3{margin-top:18px;font-size:22px;font-weight:800}
.site h3 small{font-size:13px;font-weight:600;opacity:.85;margin-left:6px}
.site p{margin-top:6px;font-size:14px}
.site h3,.site p,.site__go{text-shadow:0 1px 2px rgba(60,30,0,.22)}
.site__go{margin-top:auto;padding-top:14px;font-size:14px;font-weight:700;display:inline-flex;gap:6px;align-items:center}
.site__go i{transition:transform .25s;font-style:normal}
a.site:hover{transform:translateY(-6px);box-shadow:var(--shadow-h)}
a.site:hover .site__bgicon{transform:rotate(-12deg) scale(1.08)}
a.site:hover .site__go i{transform:translateX(4px)}
.site--soon{filter:saturate(.75)}

/* songs strip */
.songs{padding:14px}
.songs__list{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:12px}
.song a{display:block;padding:8px;border-radius:16px;transition:background .25s,transform .25s}
.song a:hover{background:var(--card2);transform:translateY(-3px)}
.song__cover{position:relative;border-radius:12px;overflow:hidden;aspect-ratio:1;background:var(--card2)}
.song__cover img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.song a:hover .song__cover img{transform:scale(1.06)}
.song__name{margin-top:8px;font-weight:700;font-size:14px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.song__artist{font-size:12.5px;color:var(--dim);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}

/* visitors */
.visitors{display:grid;grid-template-columns:minmax(0,1.9fr) minmax(0,1fr);gap:clamp(16px,3vw,36px);padding:clamp(16px,2.4vw,28px);overflow:hidden}
.visitors__map{position:relative;border-radius:14px;overflow:hidden;background:var(--card2)}
.visitors__map canvas{display:block;width:100%;height:auto;aspect-ratio:2/1}
.visitors__nums{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-bottom:22px}
.visitors__nums dt{font-size:12px;color:var(--dim)}
.visitors__nums dd{font-family:var(--mono);font-size:32px;font-weight:500;line-height:1.2;color:var(--fg)}
.visitors__nums span{font-size:12px;color:var(--dim)}
.visitors__list{margin-top:10px;display:flex;flex-direction:column}
.visitors__list li{display:flex;justify-content:space-between;gap:12px;padding:9px 0;border-bottom:1px solid var(--line);font-size:14px}
.visitors__list li b{font-family:var(--mono);font-weight:500;color:var(--gold)}

/* status */
.status{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:var(--gap)}
.stat{padding:20px 22px;display:flex;flex-direction:column;gap:6px;min-height:118px}
.stat dt{font-size:13px;color:var(--dim)}
.stat dd{font-family:var(--mono);font-size:26px;font-weight:500;line-height:1.25}
.stat small{font-size:12px;color:var(--dim)}
.ok{color:#2fbf7a}.bad{color:#e5534b}.wait{color:var(--dim)}
.stat .led{display:inline-block;width:8px;height:8px;border-radius:50%;background:currentColor;margin-right:8px;vertical-align:2px;box-shadow:0 0 0 3px color-mix(in srgb,currentColor 25%,transparent)}

/* 小站日志 */
.log{list-style:none;margin:0;padding:10px 28px}
.log__item{position:relative;display:grid;grid-template-columns:110px 1fr;gap:18px;padding:16px 0 16px 22px;border-top:1px solid var(--line)}
.log__item:first-child{border-top:0}
.log__item::before{content:"";position:absolute;left:0;top:23px;width:9px;height:9px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 4px color-mix(in srgb,var(--accent) 20%,transparent)}
.log__item time{font-family:var(--mono);font-size:13px;color:var(--dim);padding-top:2px}
.log__item p{font-size:15px;line-height:1.6}
.log__item--soon::before{background:transparent;border:1.5px dashed var(--dim);box-shadow:none}
.log__item--soon time{color:var(--accent)}
.log__item--soon p{color:var(--dim)}
.more-group{display:inline-flex;gap:18px;align-items:baseline}
.more--dim{color:var(--dim)}

/* 页脚：回到顶部 + 标志 */
.footer{margin-top:56px;border-top:1px solid var(--line)}
.footer__inner{display:flex;flex-direction:column;align-items:center;gap:18px;padding-top:34px;padding-bottom:40px;color:var(--dim)}
.totop{font:inherit;font-size:15px;font-weight:600;color:var(--fg);background:transparent;border:1px solid var(--line);border-radius:999px;padding:11px 26px;cursor:pointer;display:inline-flex;align-items:center;gap:8px;transition:border-color .25s,color .25s,transform .25s}
.totop span{transition:transform .25s}
.totop:hover{border-color:var(--accent);color:var(--accent)}
.totop:hover span{transform:translateY(-3px)}
.totop:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
.footer__brand{display:flex;align-items:center;gap:8px;font-size:13px;font-family:var(--mono);letter-spacing:.02em}
.footer__brand img{border-radius:6px}

/* reveal on scroll */
.js .reveal{opacity:0;transform:translateY(24px);transition:opacity .8s cubic-bezier(.2,.8,.2,1),transform .8s cubic-bezier(.2,.8,.2,1);transition-delay:var(--d,0s)}
.js .reveal.in{opacity:1;transform:none}

/* ---------- responsive ---------- */
@media (max-width:1000px){
  .sites{grid-template-columns:repeat(2,minmax(0,1fr))}
  .songs__list{grid-template-columns:repeat(3,minmax(0,1fr))}
  .status{grid-template-columns:repeat(3,minmax(0,1fr))}
  .now{grid-template-columns:1fr}
}
@media (max-width:860px){
  .hero__grid{grid-template-columns:1fr;padding-top:84px}
  .hero__globe{order:-1}
  .globe{width:min(380px,92vw)}
  .hero__left{gap:24px}
  .hero__sites{grid-template-columns:repeat(2,minmax(0,1fr))}
  .visitors{grid-template-columns:1fr}
}
@media (max-width:560px){
  .nav__links{display:none}
  .clock__time{font-size:64px}
  .visitor{padding:18px}
  .visitor__temp{font-size:46px}
  .globe__tag{font-size:11px;padding:7px 10px}
  .globe__tag b{font-size:12px}
  .sites{gap:12px}
  .site{min-height:178px;padding:16px}
  .site h3{font-size:18px;margin-top:14px}
  .site h3 small{display:block;margin:0}
  .site p{font-size:13px}
  .status{grid-template-columns:1fr 1fr;gap:12px}
  .status .stat:first-child{grid-column:1/-1}
  .log{padding:4px 18px}
  .log__item{grid-template-columns:1fr;gap:4px}
  .stat{padding:16px;min-height:0}
  .stat dd{font-size:20px}
  .visitors__nums dd{font-size:24px}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition:none!important}
  .js .reveal{opacity:1;transform:none}
}