/* A0X194 // HUD — 配色在 [data-scheme] 里改 */
:root{
  --rgb:223,245,255; --acc:#7cc8ff; --bg:#08090a;
  --fg:rgb(var(--rgb)); --dim:rgba(var(--rgb),.4); --faint:rgba(var(--rgb),.14); --mute:rgba(var(--rgb),.62);
  --f:"Helvetica Neue",Helvetica,Arial,"PingFang SC","Microsoft YaHei",sans-serif;
}
[data-scheme="sunset"]{--rgb:255,233,214;--acc:#ffa36b;--bg:#0b0807}
[data-scheme="night"]{--rgb:215,222,252;--acc:#8ea2ff;--bg:#05060b}
[data-scheme="mono"]{--rgb:255,255,255;--acc:#ffffff;--bg:#0a0a0a}

*{box-sizing:border-box}
html,body{margin:0;height:100%;background:var(--bg);color:var(--fg);font:700 11px/1.5 var(--f);letter-spacing:.06em;-webkit-font-smoothing:antialiased;transition:background .6s}
body{overflow:hidden}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;padding:0;cursor:pointer;letter-spacing:inherit}
h1,h2,h3,p,ul,ol,dl,dd{margin:0;padding:0}
ul,ol{list-style:none}
::selection{background:var(--fg);color:var(--bg)}
.dim{color:var(--dim)}
:focus-visible{outline:1px dashed var(--fg);outline-offset:3px}

/* ---------- stage: 1440x900 设计稿等比缩放 ---------- */
.stage-wrap{position:fixed;inset:0;overflow:hidden}
.stage{position:absolute;left:50%;top:50%;width:1440px;height:900px;transform:translate(-50%,-50%) scale(var(--k,1))}
.bgfx{position:fixed;inset:0;width:100%;height:100%;z-index:0;pointer-events:none}
.stage-wrap{z-index:1}

/* ---------- splash ---------- */
.splash{position:fixed;inset:0;z-index:1000;background:var(--bg);display:grid;place-items:center;transition:opacity .4s}
.splash.out{opacity:0;pointer-events:none}
.splash-in{display:flex;align-items:center;gap:14px;font-size:10px;letter-spacing:.3em}
.splash-bar{width:160px;height:1px;background:var(--faint);position:relative}
.splash-bar i{position:absolute;left:0;top:-1px;height:3px;width:0;background:var(--fg)}
.splash-n{width:28px;color:var(--dim)}

/* ---------- reveal ---------- */
.r{opacity:0}
.r.on{opacity:1;animation:blink .32s steps(1) both}
@keyframes blink{0%{opacity:0}20%{opacity:1}40%{opacity:.15}60%{opacity:1}75%{opacity:.4}100%{opacity:1}}
.draw .ln,.draw .arc{stroke-dasharray:var(--len,1000);stroke-dashoffset:var(--len,1000)}
.on .draw .ln,.on.draw .ln,.ring-on .draw .arc{stroke-dashoffset:0;transition:stroke-dashoffset 1.6s cubic-bezier(.6,0,.2,1)}
.on .draw .ln:nth-child(2){transition-delay:.25s}

/* ---------- shared ---------- */
.lbl{color:var(--dim);font-size:10px;letter-spacing:.08em}
.lbl-row{display:flex;justify-content:space-between}
.lbl-row .dim{color:var(--faint)}
svg .ln{fill:none;stroke:var(--fg);stroke-width:1}
svg .ln.dim{stroke:var(--dim)}
svg .axis{fill:none;stroke:var(--fg);stroke-width:1}
svg .sq{fill:var(--bg);stroke:var(--fg);stroke-width:1}
.yrs{display:flex;justify-content:space-between;color:var(--faint);font-size:9px;margin-top:4px}
.braille{display:grid;grid-template-columns:repeat(38,3px);grid-auto-rows:3px;gap:7px 5px}
.braille i{width:3px;height:3px;border-radius:50%;background:var(--faint);transition:background .3s}
.braille i.b{background:var(--fg)}
.hr-dot{height:1px;background-image:linear-gradient(90deg,var(--dim) 1px,transparent 1px);background-size:4px 1px}
.pbar{display:block;position:relative;height:5px;border:1px solid var(--dim)}
.pbar>i{position:absolute;left:0;top:0;bottom:0;width:0;background:var(--fg);transition:width 1s cubic-bezier(.2,.7,.2,1)}
.spark{display:block;width:100%;overflow:visible}
.spark .area{fill:rgba(var(--rgb),.08);stroke:none}
.spark .line{fill:none;stroke:var(--fg);stroke-width:1;vector-effect:non-scaling-stroke}
.spark .line.b{stroke:var(--dim);stroke-dasharray:2 2}
.spark .grid{stroke:var(--faint);stroke-width:1;vector-effect:non-scaling-stroke}

/* ---------- LEFT ---------- */
.col{position:absolute;top:0;height:100%;transform:translate3d(var(--tx,0),var(--ty,0),0)}
.left{left:40px;width:300px;padding-top:26px}
.sub{display:flex;gap:12px;align-items:baseline;padding-left:9px}
.sub span{color:var(--dim)}
.logo-row{display:flex;gap:24px;margin-top:34px;align-items:center}
.pxlogo{width:72px;height:72px;flex:none}
.logo-meta{flex:1}
.logo-tt{display:flex;align-items:baseline;justify-content:space-between}
.logo-tt h1{font-size:17px;letter-spacing:.04em}
.logo-tt .dim{font-size:9px}
.intro{margin-top:8px;font-weight:400;font-size:10.5px;line-height:1.55;color:var(--mute);letter-spacing:.03em}
.audio{display:grid;grid-template-columns:12px 1fr;align-items:center;gap:6px 10px;margin-top:30px}
.play svg{width:8px;height:9px;fill:var(--fg);display:block}
.play.on svg{opacity:.35}
.audio-t{justify-self:end;font-size:9px;color:var(--dim);display:flex;gap:12px}
.sfx{font-size:9px;color:var(--faint)}
.sfx[aria-pressed="true"]{color:var(--fg)}
.viz{grid-column:1/3;width:280px;height:20px;margin:8px 0 0 10px}
.audio+.hr-dot{margin-top:22px}
.left>.lbl{margin-top:28px}
.menu{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:16px}
.mbtn{position:relative;display:flex;align-items:center;height:36px;border:1px solid var(--fg);padding-left:30px;font-size:11px;overflow:hidden}
.mbtn .num{position:absolute;left:5px;top:4px;font-size:9px;font-weight:400;color:var(--dim)}
.mbtn .num::after{content:"";position:absolute;left:0;top:13px;width:10px;height:1px;background:var(--dim)}
.mbtn .lt{position:absolute;right:6px;bottom:6px;width:42px;height:1px;background-image:linear-gradient(90deg,var(--fg) 2px,transparent 2px);background-size:4px 1px;opacity:.5}
.mbtn::before{content:"";position:absolute;inset:0;background:var(--fg);transform:translateX(-101%);transition:transform .28s cubic-bezier(.6,0,.2,1);z-index:-1}
.mbtn{isolation:isolate;transition:color .2s}
.mbtn:hover{color:var(--bg)}
.mbtn:hover::before{transform:none}
.mbtn:hover .num{color:var(--bg)}
.mbtn:hover .num::after,.mbtn:hover .lt{background-color:transparent;background-image:linear-gradient(90deg,var(--bg) 2px,transparent 2px)}
.mbtn.act{outline:1px solid var(--fg);outline-offset:3px}
.mbtn.act .lt{opacity:1;animation:lt 1s steps(4) infinite}
@keyframes lt{to{background-position:16px 0}}
.vis{display:grid;grid-template-columns:repeat(4,1fr);margin-top:12px;border-top:1px solid var(--faint);border-bottom:1px solid var(--faint)}
.vis div{padding:8px 0 7px;display:flex;flex-direction:column;gap:2px}
.vis div+div{padding-left:10px;border-left:1px solid var(--faint)}
.vis span{font-size:9px;color:var(--dim);font-weight:400}
.vis b{font-size:16px;letter-spacing:.02em}
.vchart{margin-top:10px}
.vchart svg{width:300px;height:54px;display:block;overflow:visible}
.vchart .bar{fill:var(--faint)}
.vchart .bar.t{fill:var(--fg)}
.vchart .uv{fill:none;stroke:var(--fg);stroke-width:1;vector-effect:non-scaling-stroke}
.vchart .dot{fill:var(--bg);stroke:var(--fg);stroke-width:1;vector-effect:non-scaling-stroke}
.mf{margin-top:10px}
.mf-l{display:flex;justify-content:space-between;color:var(--faint);font-size:9px}
.mf-l span:nth-child(2){color:var(--fg)}
.mf-bar{position:relative;height:7px;border:1px solid var(--fg);margin-top:5px;overflow:hidden}
.mf-bar .sunzone{position:absolute;left:25%;width:50%;top:0;bottom:0;background:repeating-linear-gradient(90deg,var(--faint) 0 1px,transparent 1px 3px)}
.mf-bar i{position:absolute;top:0;bottom:0;left:50%;width:2px;background:var(--fg);z-index:1}
.mf .braille{margin-top:12px}

/* ---------- CENTER ---------- */
.center{position:absolute;left:380px;top:0;width:680px;height:100%}
.scheme-btn{position:absolute;left:0;top:22px;padding:10px 20px;border:1px solid var(--fg);outline:1px solid var(--fg);outline-offset:3px;font-size:11px;transition:background .2s,color .2s;z-index:5}
.scheme-btn:hover{background:var(--fg);color:var(--bg)}
.coord{position:absolute;right:20px;top:24px;display:flex;gap:16px;align-items:flex-start}
.xy{display:grid;grid-template-columns:auto auto;gap:2px 10px;font-size:9px}
.xy b{color:var(--dim);font-weight:400}
.gridbox{width:140px;height:70px;border:1px solid var(--fg);position:relative;
  background-image:linear-gradient(var(--faint) 1px,transparent 1px),linear-gradient(90deg,var(--faint) 1px,transparent 1px);background-size:10px 10px}
.gridbox::before,.gridbox::after{content:"";position:absolute;width:6px;height:6px;border:1px solid var(--fg);background:var(--bg)}
.gridbox::before{left:-4px;top:-4px}.gridbox::after{left:-4px;bottom:-4px}
.cross{position:absolute;width:9px;height:9px;margin:-4px 0 0 -4px;left:50%;top:50%;transition:left .15s,top .15s}
.cross::before,.cross::after{content:"";position:absolute;background:var(--fg)}
.cross::before{left:4px;top:0;width:1px;height:9px}.cross::after{top:4px;left:0;height:1px;width:9px}
.vticks{position:absolute;right:-20px;top:120px;width:10px;height:640px;background-image:linear-gradient(var(--dim) 1px,transparent 1px);background-size:10px 32px}

.ring-wrap{position:absolute;left:20px;top:110px;width:640px;height:640px;transform:translate3d(var(--tx,0),var(--ty,0),0) scale(var(--rs,1));transition:opacity .5s,transform .6s cubic-bezier(.6,0,.2,1)}
.ring{position:absolute;inset:0;width:100%;height:100%;overflow:visible}
.ring .thin{fill:none;stroke:var(--faint)}
.ring .dash{fill:none;stroke:var(--dim);stroke-dasharray:1 7}
.ring #tickRing line{stroke:var(--dim)}
.ring .seg{fill:none;transform-origin:320px 320px}
.ring .s1{stroke:var(--dim);stroke-width:3;stroke-dasharray:60 14 6 14 2 30;animation:spin 40s linear infinite}
.ring .s2{stroke:var(--faint);stroke-width:6;stroke-dasharray:1 4;animation:spin 70s linear infinite reverse}
.ring .arc{fill:none;stroke:var(--fg);stroke-width:2.2}
.ring .a2,.ring .a3{stroke-width:1.4}
.ring .a4,.ring .a5{stroke-width:2.6}
.ring .scanner{transform-origin:320px 320px;animation:spin 6s linear infinite}
.ring .sweep{fill:none;stroke:var(--acc);stroke-width:2;opacity:.85}
.ring .cpu{fill:none;stroke:var(--acc);stroke-width:4;opacity:.75;transition:d .8s}
.ring .sq{fill:var(--bg);stroke:var(--fg)}
.ring .rt{fill:var(--dim);font-size:10px;font-weight:700;letter-spacing:.08em}
.ring .rt.end{text-anchor:end}
.rot-slow{transform-origin:320px 320px;animation:spin 120s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.world{position:absolute;left:90px;top:70px;width:460px;height:460px;border-radius:50%;cursor:grab;opacity:0;transition:opacity 1.2s .2s;touch-action:none;
  -webkit-mask-image:radial-gradient(circle at 50% 50%,#000 62%,transparent 71%);mask-image:radial-gradient(circle at 50% 50%,#000 62%,transparent 71%);
  background:radial-gradient(circle at 50% 44%,color-mix(in srgb,var(--sky-b,#dff3ff) 20%,transparent) 0%,color-mix(in srgb,var(--sky-a,#78c4ff) 9%,transparent) 42%,transparent 66%)}
.ring-on .world{opacity:1}
.world.grab{cursor:grabbing}
.marks{position:absolute;left:90px;top:70px;width:460px;height:460px;overflow:visible;pointer-events:none;opacity:0;transition:opacity .6s 1.2s}
.ring-on .marks{opacity:1}
.marks .mk rect{fill:none;stroke:var(--fg);stroke-width:1}
.marks .mk path{fill:none;stroke:var(--fg);stroke-width:.8;opacity:.75}
.marks .mk text{fill:var(--fg);font-size:9.5px;font-weight:700;letter-spacing:.1em}
.marks .mk text.v{fill:var(--dim);font-weight:400}
.ring-tt{position:absolute;left:0;right:0;top:540px;text-align:center;pointer-events:none;transition:opacity .3s}
.ring-tt .big{font-size:28px;letter-spacing:.32em;font-weight:400;padding-left:.32em}
.typer{margin-top:6px;font-size:11px;color:var(--dim);letter-spacing:.2em;font-weight:400}
.caret{display:inline-block;width:6px;height:11px;background:var(--fg);margin-left:3px;vertical-align:-1px;animation:car 1s steps(1) infinite}
@keyframes car{50%{opacity:0}}
.istrip{position:absolute;left:20px;right:20px;top:772px;display:grid;grid-template-columns:repeat(7,1fr);border-top:1px solid var(--faint);border-bottom:1px solid var(--faint)}
.istrip div{padding:7px 0 6px 10px;display:flex;flex-direction:column;gap:1px}
.istrip div+div{border-left:1px solid var(--faint)}
.istrip span{font-size:8.5px;color:var(--dim);font-weight:400}
.istrip b{font-size:12px}
.ruler{position:absolute;left:20px;right:20px;top:832px;height:24px;
  background-image:linear-gradient(90deg,var(--dim) 1px,transparent 1px),linear-gradient(90deg,var(--faint) 1px,transparent 1px);
  background-size:80px 10px,8px 4px;background-repeat:repeat-x;background-position:0 0,0 14px}
.ruler i{position:absolute;top:-4px;width:9px;height:9px;margin-left:-4px;border:1px solid var(--fg);background:var(--bg);transition:left .3s linear}

/* ---------- PAGES ---------- */
.pages{position:absolute;left:30px;top:100px;width:620px;height:660px;pointer-events:none;z-index:6}
.page{position:absolute;inset:0;padding:24px 28px;border:1px solid var(--fg);background:var(--bg);visibility:hidden;opacity:0;
  overflow:auto;scrollbar-width:thin;scrollbar-color:var(--dim) transparent}
.page.open{visibility:visible;opacity:1;pointer-events:auto;animation:unfold .55s cubic-bezier(.7,0,.2,1) both}
.page.closing{visibility:visible;opacity:1;animation:fold .3s cubic-bezier(.7,0,.2,1) both}
@keyframes unfold{0%{transform:scale(0,.004)}40%{transform:scale(1,.004)}100%{transform:scale(1,1)}}
@keyframes fold{0%{transform:scale(1,1)}60%{transform:scale(1,.004)}100%{transform:scale(0,.004)}}
.page.open::after{content:"";position:absolute;left:0;right:0;top:0;height:2px;background:var(--fg);animation:scanl .9s .45s ease-in both;pointer-events:none}
@keyframes scanl{0%{top:0;opacity:1}100%{top:100%;opacity:0}}
.center.paged .ring-wrap{opacity:.1;--rs:.9}
.center.paged .ring-tt,.center.paged .marks{opacity:0}
.ph{display:flex;align-items:baseline;gap:14px;padding-bottom:12px;border-bottom:1px solid var(--fg)}
.ph .num{font-size:10px;color:var(--dim);font-weight:400}
.ph h2{font-size:20px;letter-spacing:.12em}
.ph .dim{font-size:10px}
.close{margin-left:auto;font-size:10px;color:var(--dim)}
.close:hover{color:var(--fg)}
.ld{height:5px;margin:8px 0 18px;border-bottom:1px solid var(--faint)}
.ld i{display:block;height:4px;width:0;background:var(--fg)}
.page.open .ld i{width:100%;transition:width .9s .4s ease-in-out}
.page .pc{opacity:0}
.page.open .pc{opacity:1;animation:blink .32s steps(1) both}
.lead{font-weight:400;font-size:12px;color:var(--mute);letter-spacing:.02em;margin-bottom:14px}
.subh{font-size:10px;color:var(--dim);margin:22px 0 10px}

.posts li{display:grid;grid-template-columns:70px 70px 1fr auto;gap:12px;padding:14px 4px;border-bottom:1px solid var(--faint);align-items:baseline}
.posts time{color:var(--dim);font-weight:400;font-size:10px}
.posts .tag{font-size:9px;border:1px solid var(--dim);padding:2px 5px;justify-self:start}
.posts b{font-size:12.5px;letter-spacing:.03em}
.posts em{font-style:normal;font-size:9px;color:var(--dim)}

.labs{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.lab{position:relative;border:1px solid var(--faint);padding:14px;display:flex;flex-direction:column;gap:6px;transition:border-color .2s}
.lab:hover{border-color:var(--fg)}
.lab::after{content:"";position:absolute;right:-1px;bottom:-1px;width:8px;height:8px;border-right:1px solid var(--fg);border-bottom:1px solid var(--fg)}
.lab .id{font-size:9px;color:var(--dim);font-weight:400}
.lab h3{font-size:14px;letter-spacing:.1em}
.lab p{font-weight:400;font-size:10.5px;color:var(--mute);line-height:1.6;letter-spacing:.02em;flex:1}
.kv{display:flex;gap:16px;font-size:9px}
.kv dt{color:var(--dim);font-weight:400}
.acts{display:flex;flex-wrap:wrap;gap:12px;margin-top:4px}
.acts button,.acts a{font-size:9.5px;color:var(--acc)}
.acts button:hover,.acts a:hover{color:var(--fg)}

.stat-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.sbox{border:1px solid var(--faint);padding:10px 12px}
.sbox.wide{grid-column:1/3}
.sh{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:8px}
.sh span{font-size:9px;color:var(--dim);font-weight:400}
.sh b{font-size:14px}
.sbox .spark{height:50px}
.sbox.wide .spark{height:70px}
.sub2{font-size:10px;color:var(--dim);font-weight:400}
.svc li{display:grid;grid-template-columns:1fr 70px 70px;padding:6px 0;border-top:1px dotted var(--faint);font-size:10px}
.svc em{font-style:normal;color:var(--dim);font-weight:400;text-align:right}
.svc b{text-align:right}
.svc b.ok{color:var(--fg)} .svc b.na{color:var(--dim)}
.vbars{display:grid;grid-template-columns:repeat(7,1fr);gap:8px;height:90px;align-items:end}
.vbars div{display:flex;flex-direction:column;align-items:center;gap:4px;height:100%;justify-content:flex-end}
.vbars i{width:100%;background:var(--faint);border-top:1px solid var(--fg);transition:height 1s cubic-bezier(.2,.7,.2,1);height:0}
.vbars div:last-child i{background:var(--dim)}
.vbars span{font-size:8.5px;color:var(--dim);font-weight:400}
.vbars b{font-size:10px}

.about{display:grid;grid-template-columns:1.15fr 1fr;gap:28px}
.about p{font-weight:400;font-size:12.5px;line-height:1.75;letter-spacing:.02em;margin-bottom:14px;color:var(--mute)}
.spec{margin-top:8px;border-top:1px solid var(--faint)}
.spec div{display:flex;justify-content:space-between;padding:8px 0;border-bottom:1px dotted var(--faint);font-size:10px}
.spec dt{color:var(--dim)}
.skills li{display:grid;grid-template-columns:1fr auto;gap:4px;margin-bottom:14px;font-size:10px}
.skills b{font-weight:400;color:var(--dim)}
.skills i{grid-column:1/3;height:5px;border:1px solid var(--dim);position:relative}
.skills i::after{content:"";position:absolute;left:0;top:0;bottom:0;width:0;background:var(--fg);transition:width 1.2s .5s cubic-bezier(.2,.7,.2,1)}
.page.open .skills i::after{width:calc(var(--v) * 1%)}
.links{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.links a{display:flex;flex-direction:column;gap:4px;padding:15px;border:1px solid var(--faint);transition:border-color .2s,background .2s}
.links a:hover{border-color:var(--fg);background:rgba(var(--rgb),.04)}
.links b{font-size:13px;letter-spacing:.12em}
.links span{color:var(--acc);font-weight:400;font-size:10px}

/* ---------- RIGHT ---------- */
.right{left:1100px;width:300px;padding-top:26px}
.right>.lbl{margin-top:28px}
.right>.lbl:first-child{margin-top:0}
.cpu{margin-top:12px}
.cpu-h{display:flex;align-items:baseline;gap:6px}
.cpu-h b{font-size:30px;font-weight:400;letter-spacing:0;line-height:1}
.cpu-h span{font-size:9px;color:var(--dim)}
.cpu-h em{margin-left:auto;font-style:normal;font-size:9px;color:var(--dim);font-weight:400}
.cpu .spark{height:64px;margin-top:8px}
.meters{margin-top:12px;display:grid;gap:8px}
.meters div{display:grid;grid-template-columns:44px 1fr 92px;align-items:center;gap:8px;font-size:9.5px}
.meters span{color:var(--dim);font-weight:400}
.meters b{text-align:right;font-size:10px}
.wave{display:block;height:9px;background-image:linear-gradient(90deg,var(--dim) 1px,transparent 1px);background-size:3px 100%;
  -webkit-mask-image:linear-gradient(90deg,#000 var(--w,5%),rgba(0,0,0,.18) var(--w,5%));mask-image:linear-gradient(90deg,#000 var(--w,5%),rgba(0,0,0,.18) var(--w,5%));animation:wv 1.2s linear infinite}
@keyframes wv{to{background-position:6px 0}}
.au{display:flex;align-items:center;gap:16px;margin-top:12px}
.dial{width:18px;height:18px;flex:none}
.dial circle{fill:none;stroke:var(--fg)}
.dial line{stroke:var(--fg);stroke-width:1.5;transform-origin:10px 10px}
.au-n{font-size:18px;letter-spacing:.06em;width:62px}
.au-o{margin-left:auto;display:flex;align-items:baseline;gap:6px}
.au-o b{font-size:18px;font-weight:400}
.au-o span{font-size:9px;color:var(--dim)}
.marquee{margin-top:10px;overflow:hidden;white-space:nowrap;color:var(--faint);font-family:Georgia,serif;font-weight:400;font-size:11px;letter-spacing:.3em}
.marquee span{display:inline-block;animation:mq 24s linear infinite}
@keyframes mq{from{transform:translateX(0)}to{transform:translateX(-100%)}}
.svc-mini{margin-top:10px}
.svc-mini li{display:grid;grid-template-columns:14px 1fr auto;align-items:center;padding:6px 0;border-bottom:1px dotted var(--faint);font-size:10px}
.svc-mini i{width:6px;height:6px;border:1px solid var(--dim)}
.svc-mini li.ok i{background:var(--fg);border-color:var(--fg);animation:blinkdot 2s steps(1) infinite}
@keyframes blinkdot{50%{opacity:.3}}
.svc-mini b{font-weight:400;color:var(--dim);font-size:9.5px}
.svc-mini li.ok b{color:var(--fg)}
.ss{margin-top:10px}
.ss svg{width:300px;height:64px;display:block;overflow:visible}
#swMark{transition:x .4s}
.foot{position:absolute;left:0;right:0;bottom:14px;text-align:center;font-size:9px;color:var(--faint);font-weight:400}

/* ---------- CHANGE SCHEME overlay ---------- */
.schemes{position:fixed;inset:0;z-index:900;display:grid;grid-template-columns:repeat(5,1fr);background:rgba(0,0,0,.86);
  background-image:radial-gradient(rgba(255,255,255,.12) 1px,transparent 1px);background-size:6px 6px;opacity:0;visibility:hidden;transition:opacity .35s,visibility 0s .35s}
.schemes.open{opacity:1;visibility:visible;transition:opacity .35s}
.schemes button{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;color:#fff;border-right:1px solid rgba(255,255,255,.08);transition:background .25s;transform:translateY(20px);opacity:0}
.schemes.open button{transform:none;opacity:1;transition:transform .5s cubic-bezier(.2,.7,.2,1),opacity .4s,background .25s}
.schemes.open button:nth-child(2){transition-delay:.05s}.schemes.open button:nth-child(3){transition-delay:.1s}.schemes.open button:nth-child(4){transition-delay:.15s}.schemes.open button:nth-child(5){transition-delay:.2s}
.schemes button:hover{background:rgba(255,255,255,.05)}
.schemes button.cur b::after{content:" ●";font-size:8px;vertical-align:2px}
.schemes b{font-size:15px;letter-spacing:.2em}
.schemes em{font-style:normal;font-weight:400;font-size:9px;color:rgba(255,255,255,.5);letter-spacing:.2em}
.schemes .go{font-size:10px;margin-top:20px;opacity:.6}
.schemes button:hover .go{opacity:1}
.schemes .sw{display:flex;flex-direction:column;gap:4px}
.schemes .sw i{display:block;width:80px;height:1px}
.schemes [data-s=auto] .sw i:first-child{background:linear-gradient(90deg,#dff5ff,#ffe9d6,#d7defc)}.schemes [data-s=auto] .sw i:last-child{background:linear-gradient(90deg,#7cc8ff,#ffa36b,#8ea2ff)}
.schemes [data-s=sky] .sw i:first-child{background:#dff5ff}.schemes [data-s=sky] .sw i:last-child{background:#7cc8ff}
.schemes [data-s=sunset] .sw i:first-child{background:#ffe9d6}.schemes [data-s=sunset] .sw i:last-child{background:#ffa36b}
.schemes [data-s=night] .sw i:first-child{background:#d7defc}.schemes [data-s=night] .sw i:last-child{background:#8ea2ff}
.schemes [data-s=mono] .sw i:first-child{background:#fff}.schemes [data-s=mono] .sw i:last-child{background:#777}

/* ---------- MOBILE (<900px) ---------- */
@media (max-width:900px){
  body{overflow:auto}
  .bgfx{display:none}
  .stage-wrap{position:static;overflow:visible}
  .stage{position:static;width:auto;height:auto;transform:none!important;display:flex;flex-direction:column;padding:16px 16px calc(30px + env(safe-area-inset-bottom,0px))}
  .col,.center{position:relative;left:auto;top:auto;width:auto;height:auto;transform:none!important}
  .center{order:1}.left{order:2;padding-top:0}.right{order:3;padding-top:0}
  .m-hide{display:none!important}
  .left>.lbl{margin-top:22px}
  .right>.lbl:first-child{margin-top:26px}
  .vchart svg{width:100%}
  .scheme-btn{position:relative;top:0;font-size:10px;padding:8px 14px;align-self:flex-start}
  .ring-wrap{position:relative;left:auto;top:auto;width:100%;height:auto;aspect-ratio:1;margin-top:14px;transform:none!important}
  .world,.marks{left:14.06%;top:10.94%;width:71.88%;height:71.88%}
  .ring-tt{top:85%}
  .ring-tt .big{font-size:clamp(16px,5vw,28px)}
  .ring .rt{font-size:16px}
  .istrip{position:relative;left:auto;right:auto;top:auto;margin-top:22px;grid-template-columns:repeat(4,1fr)}
  .istrip div:nth-child(n+5){display:none}
  .pages{position:fixed;inset:0;width:auto;height:auto;z-index:500}
  .page{padding:20px 16px calc(24px + env(safe-area-inset-bottom,0px));border:0}
  .labs,.links,.about,.stat-grid{grid-template-columns:1fr}
  .sbox.wide{grid-column:auto}
  .posts li{grid-template-columns:auto 1fr auto}
  .posts b{grid-column:1/4}
  .foot{position:static;margin-top:26px;order:4}
  .schemes{grid-template-columns:1fr;grid-auto-rows:1fr}
  .schemes button{border-right:0;border-bottom:1px solid rgba(255,255,255,.08);gap:4px}
  .schemes .go{margin-top:4px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  .r,.page .pc{opacity:1}.splash{display:none}
}