/* v5 / homepage · shared stylesheet
   Engraving: pink ink on near-black (Night), black ink on milk and dusty pink paper (Milk).
   Every colour lives in section 1. Nothing below it holds a literal colour. Nothing is tilted. */

/* ============ 1. tokens (the only place colours live) ============ */
:root,.screen{
  --ground:#0b070c;
  --ground-2:#120a11;
  --paper:#e2adbe;
  --ink:#f3e3ea;
  --ink-soft:#d4b3c0;
  --ink-mute:#b98ea0;
  --head:#f1c3d2;
  --display:#f1c3d2;
  --display-shade:#b9657f;
  --link:#eab3c6;
  --link-hover:#fff3f7;
  --accent:#e2adbe;
  --glyph:#ec5f92;
  --sparkle:#f6dbe5;
  --sparkle-glow:drop-shadow(0 0 4px rgba(255,158,196,.7));
  --engrave:#e2adbe;
  --engrave-soft:rgba(226,173,190,.8);
  --rule:rgba(226,173,190,.30);
  --rule-strong:rgba(226,173,190,.62);
  --focus:#fff3f7;
  --btn-bg:#e2adbe;
  --btn-hover:#f1c3d2;
  --btn-ink:#1a0b12;
  --btn-edge:#e2adbe;
  --tag-bg:#e2adbe;
  --tag-ink:#1a0b12;
  --flag:#b3203f;
  --flag-ink:#ffffff;
  --kanji:rgba(226,173,190,.55);
  --plate-meta:#5b2f41;
  --plate-ink:#1a0b12;
  --plate-ink-soft:#3a1c29;
  --plate-edge:rgba(26,11,18,.28);
  --lift:0 18px 40px rgba(0,0,0,.5);
  --screen:#0b070c;
  --cur-bg:#e2adbe;
  --cur-ink:#1a0b12;
  --cur-edge:rgba(26,11,18,.35);
  --wash:rgba(226,173,190,.08);
  --sel-bg:#ec5f92;
  --sel-ink:#ffffff;
  --key:#f1c3d2;
  --key-glow:drop-shadow(0 0 6px rgba(255,158,196,.85));
  --term-bg:#0b070c;
  --term-ink:#ecd7df;
  --term-prompt:#f3b4c8;
  --term-comment:#c39cad;
  --blinkie-a:#1a0b12;
  --blinkie-b:#3a1424;
  --blinkie-ink:#f6dbe5;
  --blinkie-hi:rgba(255,243,247,.25);
  --oshi:#ffaacc;
  --ruling:linear-gradient(180deg,rgba(226,173,190,.045) 0 1px,transparent 1px) 0 0/100% 4px;
  --grain:url(../img/grain-night.webp?v=1) 0 0/160px 160px;
  --hero-bg:
    radial-gradient(42% 70% at 50% 58%,rgba(236,95,146,.12),transparent 70%),
    var(--ruling),var(--grain),
    radial-gradient(60% 90% at 50% 45%,#1c0f19 0%,#120a11 55%,#0b070c 100%);
  /* the night sky: small cached star tiles (absolute paths: WebKit resolves url() in a custom property against the page) */
  --sky-tile:url("/img/stars-night.webp?v=1") 0 0/256px 320px;
  --sky-tile-sparse:url("/img/stars-night-sparse.webp?v=1") 0 0/380px 380px;
  --page-base:#0b070c;
  --page-bg:
    radial-gradient(120% 70% at 50% 0%,#1d0e18 0%,rgba(29,14,24,0) 60%),
    var(--sky-tile-sparse),
    radial-gradient(120% 90% at 50% 30%,transparent 50%,rgba(0,0,0,.6) 100%),
    var(--ruling),#0b070c;
  --frame-bg:#0b070c;
  --side-bg:var(--sky-tile),#120a11;
  --card-bg:var(--hero-bg);
  --profile-bg:#0b070c;
  --sky-line:.55;
  --chip-bg:transparent;
  --bow-shadow:drop-shadow(0 6px 10px rgba(0,0,0,.35));
  --hud-shadow:0 1px 3px #000,0 0 10px #000;
  --stage-glow:#1c0f19;
  --dc-bg:#232428;
  --dc-edge:#3b3d44;
  --dc-ink:#f2f3f5;
  --dc-soft:#b5bac1;
  --dc-art:#2f3136;
  --dc-bar:#4e5058;
  color-scheme:dark;
}
/* Milk: paper on pink. White paper boxes in black-ink double frames on a strong pink ground;
   dates, links and the current page in deep raspberry; rules and chains in ink. */
html[data-theme="light"]{
  --ground:#fff7f9;
  --ground-2:#ffffff;
  --ink:#1a0b12;
  --ink-soft:#4a2433;
  --ink-mute:#5b2f41;
  --head:#1a0b12;
  --display:#1a0b12;
  --display-shade:rgba(148,12,76,.55);
  --link:#940c4c;
  --link-hover:#1a0b12;
  --accent:#940c4c;
  --glyph:#940c4c;
  --sparkle:#940c4c;
  --sparkle-glow:none;
  --engrave:#1a0b12;
  --engrave-soft:rgba(26,11,18,.85);
  --rule:#1a0b12;
  --rule-strong:#1a0b12;
  --focus:#940c4c;
  --btn-edge:#1a0b12;
  --tag-bg:#1a0b12;
  --tag-ink:#f6dbe5;
  --kanji:rgba(148,12,76,.6);
  --lift:5px 6px 0 rgba(148,12,76,.16);
  --cur-bg:#940c4c;
  --cur-ink:#ffffff;
  --cur-edge:rgba(255,255,255,.5);
  --wash:rgba(148,12,76,.08);
  --sel-bg:#940c4c;
  --key:#940c4c;
  --key-glow:drop-shadow(0 0 5px rgba(148,12,76,.55));
  --term-bg:#ffffff;
  --term-ink:#1a0b12;
  --term-prompt:#940c4c;
  --term-comment:#5b2f41;
  --ruling:linear-gradient(180deg,rgba(26,11,18,.05) 0 1px,transparent 1px) 0 0/100% 4px;
  --grain:url(../img/grain-ink.webp?v=1) 0 0/160px 160px;
  --hero-bg:
    var(--ruling),var(--grain),
    radial-gradient(60% 90% at 50% 45%,#f0c7d4 0%,#e2adbe 78%);
  --sky-tile:url("/img/stars-ink.webp?v=1") 0 0/256px 320px;
  --sky-tile-sparse:url("/img/stars-ink-sparse.webp?v=1") 0 0/380px 380px;
  --page-base:#e6b0c2;
  --page-bg:
    radial-gradient(120% 70% at 50% 0%,#efc3d1 0%,rgba(239,195,209,0) 60%),
    var(--sky-tile-sparse),#e6b0c2;
  --frame-bg:#efc3d1;
  --side-bg:var(--sky-tile),#e8b4c5;
  --card-bg:var(--ruling),#ffffff;
  --profile-bg:#ffffff;
  --sky-line:.7;
  --bow-shadow:none;
  color-scheme:light;
}
/* plate material: black ink on dusty pink paper, the same in both themes */
.paperpink{
  --ink:#1a0b12; --ink-soft:#5b2f41; --ink-mute:#5b2f41; --head:#1a0b12; --link:#6e0c34; --link-hover:#1a0b12;
  --glyph:#7a1f3d; --rule:rgba(26,11,18,.22); --rule-strong:#1a0b12; --focus:#1a0b12;
  --engrave:#1a0b12; --engrave-soft:rgba(26,11,18,.6); --display:#1a0b12; --display-shade:rgba(26,11,18,.45);
  --tag-bg:#1a0b12; --tag-ink:#e2adbe; --btn-bg:#1a0b12; --btn-hover:#3a1c29; --btn-ink:#e2adbe; --btn-edge:#1a0b12;
  --grain-ink:url(../img/grain-ink.webp?v=1);
  color:var(--ink);
  background-color:var(--paper);
  background-image:var(--grain-ink);
  background-size:160px 160px;
}
/* live render surfaces keep the Night set in both themes (declared above with :root) */
.screen{background:var(--screen);color:var(--ink)}

/* fonts */
:root{
  --f-display:'UnifrakturCook','IM Fell English',serif;
  --fell:'IM Fell English','Cormorant Garamond',Georgia,serif;
  --body:'Cormorant Garamond',Georgia,serif;
  --mono:'Courier Prime',ui-monospace,Menlo,monospace;
  --kanji-font:'Shippori Mincho B1','Hiragino Mincho ProN','Yu Mincho',serif;
}

/* ============ 2. base ============ */
*,*::before,*::after{box-sizing:border-box}
html{background:var(--page-base);scrollbar-color:var(--rule-strong) var(--page-base);-webkit-text-size-adjust:100%}
/* body stays transparent so the fixed page ground (body::before) shows round the frame */
body{margin:0;min-height:100vh;color:var(--ink);font:500 19px/1.6 var(--body);-webkit-font-smoothing:antialiased}
body::before{content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;background:var(--page-bg)}
img,svg,canvas,video{display:block;max-width:100%}
img{height:auto}
a{color:var(--link);text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:.2em;text-decoration-color:color-mix(in srgb,var(--link) 55%,transparent)}
a:hover{color:var(--link-hover);text-decoration-color:currentColor}
p{margin:0 0 .6em}
h1,h2,h3,h4{margin:0;font-weight:400}
h2{text-wrap:balance}
::selection{background:var(--sel-bg);color:var(--sel-ink)}
:focus-visible{outline:2px dashed var(--focus);outline-offset:3px}
.sr{position:absolute!important;width:1px;height:1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap}
.skip{position:absolute;left:12px;top:-60px;z-index:10;padding:10px 18px;background:var(--ground-2);color:var(--link);
  font:400 18px/1 var(--fell);border:1px solid var(--rule-strong);outline:1px solid var(--rule);outline-offset:-5px;text-decoration:none}
.skip:focus{top:12px}
.i{width:1em;height:1em;flex:none;fill:currentColor}
.g{color:var(--glyph)}
.mono{font-family:var(--mono)}

/* theme twins (shaded art): the inactive twin is hidden and lazy, so only one downloads */
html:not([data-theme="light"]) .t-milk,html[data-theme="light"] .t-night{display:none!important}

/* ============ 3. ornaments ============ */
/* engraving mattes, coloured by --engrave through a mask */
.engr{display:block;background:var(--engrave);-webkit-mask:var(--m) center/contain no-repeat;mask:var(--m) center/contain no-repeat;flex:none}
.m-rose-a{--m:url(../img/rose-a-pink.webp?v=3);aspect-ratio:475/420}
.m-rose-b{--m:url(../img/rose-b-pink.webp?v=3);aspect-ratio:382/420}
.m-cross{--m:url(../img/cross-pendant-pink.webp?v=3);aspect-ratio:263/520}
.m-lock{--m:url(../img/padlock-pink.webp?v=5);aspect-ratio:252/336}
.m-brooch{--m:url(../img/bow-brooch-pink.webp);aspect-ratio:620/552}
.lace{height:20px;background:var(--engrave);pointer-events:none;
  -webkit-mask:url(../img/lace-edge.webp?v=4) left top/auto 20px round no-repeat;mask:url(../img/lace-edge.webp?v=4) left top/auto 20px round no-repeat}
.lace.up{transform:scaleY(-1)}
.lace.soft{background:var(--engrave-soft)}
.chainline,.chain i,.chainv,.side-foot .cv{background:var(--engrave)}
.chainline{flex:1;min-width:24px;height:10px;opacity:.95;
  -webkit-mask:url(../img/chain-pink.webp?v=3) left center/auto 10px round no-repeat;mask:url(../img/chain-pink.webp?v=3) left center/auto 10px round no-repeat}
.chain{display:flex;align-items:center;gap:4px;height:28px;margin:14px 0 12px}
.chain i{display:block;height:15px;width:min(160px,30%);
  -webkit-mask:url(../img/chain-pink.webp?v=3) right center/auto 15px round no-repeat;mask:url(../img/chain-pink.webp?v=3) right center/auto 15px round no-repeat}
.chain i:last-child{transform:scaleX(-1)}
.chain .engr{width:21px;height:28px}
.chain.center{justify-content:center}
.chain.center i{flex:0 1 160px}
.chainv{display:block;width:10px;
  -webkit-mask:url(../img/chain-v-pink.webp?v=3) center top/10px auto no-repeat round;mask:url(../img/chain-v-pink.webp?v=3) center top/10px auto no-repeat round}
.spk{display:block;color:var(--sparkle)}
.tw{filter:var(--sparkle-glow)}
.crs{color:var(--glyph)}

/* the small key: the only breadcrumb */
.airi-key{position:absolute;z-index:6;display:block;width:30px;height:16px;padding:4px;margin:0;border:0;background:none;color:var(--key);
  cursor:grab;touch-action:none;-webkit-appearance:none;appearance:none;line-height:0}
.airi-key svg{display:block;width:22px;height:8px;pointer-events:none}
.airi-key:hover{filter:var(--key-glow)}
.airi-key:active{cursor:grabbing}
.airi-key:focus-visible{outline:2px dashed var(--focus);outline-offset:2px}
.airi-key.is-used{visibility:hidden}
.airi-key--ghost{position:fixed;padding:4px;filter:var(--key-glow);cursor:grabbing}
.airi-lock-hover{filter:var(--key-glow);transition:filter .15s ease}
.airi-unlocked{filter:var(--key-glow) brightness(1.35)}
@media (prefers-reduced-motion:no-preference){
  html:not([data-motion="off"]) .airi-unlocked{animation:unlock .5s ease-out 1 both}
}
@keyframes unlock{from{filter:brightness(1)}50%{filter:var(--key-glow) brightness(1.6)}to{filter:var(--key-glow) brightness(1.3)}}

/* blackletter with a ruled (engraved) shadow; needs data-n with the same text */
.bl{position:relative;display:inline-block;margin:0;font:700 64px/1 var(--f-display);color:var(--display);letter-spacing:.01em;
  padding:0 .08em;isolation:isolate;font-kerning:normal}
.bl::before{content:attr(data-n);position:absolute;left:.08em;top:0;z-index:-1;transform:translate(.05em,.045em);
  color:transparent;background:linear-gradient(180deg,var(--display-shade) 0 1.5px,transparent 1.5px) 0 0/100% 3.5px;
  -webkit-background-clip:text;background-clip:text;pointer-events:none}
.bl a,a.bl{color:inherit;text-decoration:none}
a.bl:hover{color:var(--link-hover)}

/* heading cross (flared, with a pearl at the crossing) */
.hx{display:block;flex:none;width:14px;height:22px;color:var(--glyph)}
.hx.sm{width:10px;height:16px}

/* ============ 4. frame ============ */
.frame{position:relative;max-width:1120px;margin:32px auto 48px;
  box-shadow:0 0 0 1px var(--rule-strong),0 0 0 6px var(--frame-bg),0 0 0 7px var(--rule),var(--lift)}

/* ============ 5. banner ============ */
.banner{position:relative;height:300px;view-transition-name:banner;z-index:3;color:var(--ink)}
.banner-art{position:absolute;inset:0;overflow:hidden;isolation:isolate;background:var(--hero-bg)}
.dblframe{position:absolute;inset:12px;border:1px solid var(--rule-strong);pointer-events:none;z-index:-1}
.banner .rose-l{position:absolute;left:-6px;bottom:-26px;height:268px;z-index:1}
.banner .rose-r{position:absolute;right:-6px;bottom:-34px;height:248px;z-index:1;transform:scaleX(-1)}
/* charms: identical chains off the inner top rule, centres on one line, mirrored about the name */
.banner .charm{position:absolute;top:12px;z-index:1;display:flex;flex-direction:column;align-items:center;width:64px}
.banner .charm.l{left:calc(50% - 266px - 32px)}
.banner .charm.r{left:calc(50% + 266px - 32px)}
.banner .charm .chainv{height:50px}
.banner .charm .m-cross{width:54px;margin-top:-6px}
.banner .charm .m-lock{width:66px;margin-top:-4px}
.banner .tw{position:absolute;width:var(--s,18px);height:var(--s,18px);z-index:1}
.banner .bow{position:absolute;left:50%;top:16px;width:136px;height:133px;translate:-50% 0;z-index:2;filter:var(--bow-shadow)}
.banner .name{position:absolute;left:0;right:0;top:146px;margin:0;text-align:center;z-index:2;pointer-events:none}
.banner .name .bl{font-size:104px;line-height:.98;pointer-events:auto}
.banner .name a:focus-visible{outline-offset:6px}
.banner-meta{position:absolute;bottom:40px;z-index:2;margin:0;font:italic 16px/1.35 var(--fell);color:var(--ink-soft)}
.banner-meta.l{left:240px}
.banner-meta.r{right:240px;text-align:right}
.banner .hem{position:absolute;left:0;right:0;top:100%;z-index:4}
.banner .airi-key{left:146px;bottom:30px}

/* ============ 6. layout body ============ */
.body{display:grid;grid-template-columns:256px minmax(0,1fr);position:relative;z-index:1}
/* the frame paints its ground on the banner, the room and the footer only: the sidebar is a window
   onto the page's own fixed sky (body::before), so its stars hold still while the page scrolls */
.frame > :not(.body),main.room{background-color:var(--frame-bg)}
.col-side{position:relative;isolation:isolate;border-right:1px solid var(--rule-strong);
  display:flex;flex-direction:column;view-transition-name:side}
.menu-box{padding:44px 20px 20px}
.extras{display:flex;flex-direction:column;padding:8px 20px 28px;flex:1}
main.room{padding:56px 40px 56px;min-width:0;view-transition-name:room}

/* ============ 6b. the night sky: sidebar strip and page sides ============
   The stars themselves are the cached tiles in --side-bg and --page-bg. js/site.js adds a few
   twinkling stars (.sky-tw, at most 12 per region, faded in a few groups, .sky-g) and, every 8 to 14 s,
   one small constellation (.sky-con) whose line draws in and fades. Motion is opacity and transform only, plus that one
   small stroke; all of it stops under Pause, reduced motion and a hidden tab. */
.sky-layer{position:fixed;top:0;bottom:0;left:max(0px,calc((100% - 1120px) / 2));width:256px;z-index:-1;overflow:hidden;pointer-events:none}
.sky-sides{position:fixed;inset:0;z-index:-1;pointer-events:none}
.sky-sides > div{position:absolute;top:0;bottom:0;width:calc((100% - 1134px) / 2);overflow:hidden}
.sky-sides .l{left:0}
.sky-sides .r{right:0}
@media (max-width:1319px){.sky-sides{display:none}}
@media (max-width:760px){.sky-layer{display:none}}
.sky-g{position:absolute;inset:0;opacity:.6}
.sky-tw{position:absolute;display:block;width:8px;height:8px;color:var(--sparkle);fill:currentColor}
.sky-con{position:absolute;display:block;overflow:visible;color:var(--sparkle);fill:currentColor;opacity:0}
.sky-con path{fill:none;stroke:currentColor;stroke-linecap:round;stroke-linejoin:round;stroke-dasharray:1 1;stroke-dashoffset:1}
.sky-con .ln{stroke-width:.9;opacity:var(--sky-line)}
.sky-con .halo{stroke-width:3.2;opacity:.14}
html[data-theme="light"] .sky-con .halo{display:none}
.sky-con use{opacity:0;transform-box:fill-box;transform-origin:center}

/* menu */
.side-h{display:flex;align-items:center;gap:10px;margin:0 0 14px;font:italic 18px/1 var(--fell);color:var(--ink-soft)}
.menu{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px}
.navbtn{position:relative;display:flex;align-items:center;gap:12px;min-height:50px;padding:6px 16px 6px 14px;
  color:var(--ink);text-decoration:none;font:400 21px/1.1 var(--fell);
  border:1px solid var(--rule-strong);outline:1px solid var(--rule);outline-offset:-6px;background:var(--ground-2)}
.navbtn .spk{width:16px;height:16px;flex:none;color:var(--glyph)}
.navbtn small{margin-left:auto;font:italic 15px/1 var(--fell);color:var(--ink-soft)}
.navbtn:hover{border-color:var(--ink);color:var(--link-hover)}
.navbtn[aria-current]{color:var(--cur-ink);background:var(--cur-bg);border-color:var(--cur-bg);outline-color:var(--cur-edge)}
.navbtn[aria-current] small,.navbtn[aria-current] .spk{color:var(--cur-ink)}
.navbtn .nbow{width:30px;height:29px;flex:none;margin-left:-4px;display:none}
.navbtn[aria-current] .nbow{display:block}
.navbtn[aria-current] .nbow ~ .spk{display:none}
.sub{list-style:none;margin:6px 0 4px 0;padding:6px 0 6px 18px;display:flex;flex-direction:column;gap:2px;border-left:1px solid var(--rule-strong)}
.sub .sub-all{display:none}
.sub a{display:flex;align-items:center;gap:10px;min-height:34px;padding:2px 10px;color:var(--ink);text-decoration:none;font:400 18px/1.1 var(--fell)}
.sub a .gl{width:16px;height:16px;flex:none;color:var(--glyph)}
.sub a:hover{color:var(--link-hover);background:var(--wash)}
.sub a[aria-current="page"]{color:var(--cur-ink);background:var(--cur-bg)}
.sub a[aria-current="page"] .gl{color:var(--cur-ink)}
.sub a[aria-current="true"]{box-shadow:inset 0 0 0 1px var(--rule-strong)}

/* switches: Pause and the theme radio group */
.switches{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px;align-items:stretch}
.switches > .btn{flex:1 1 100%}
html:not(.js) .switches{display:none}
.switches .btn{min-height:40px;font-size:17px;padding:0 12px}
/* solid, so the sidebar's stars never show through the button */
.switches .btn.ghost{background:var(--ground-2)}
.switches .btn.ghost:hover{background:linear-gradient(var(--wash),var(--wash)) var(--ground-2)}
.theme{display:flex;gap:6px;margin:0;padding:0;border:0;min-width:0;flex:1 1 100%;order:-1}
.theme legend{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap}
.theme label{position:relative;flex:1;display:flex;align-items:center;justify-content:center;gap:7px;min-height:40px;padding:0 8px;
  font:400 17px/1 var(--fell);color:var(--ink);border:1px solid var(--rule-strong);background:var(--ground-2)}
.theme input{position:absolute;opacity:0;width:1px;height:1px;margin:0}
.theme .ring{width:16px;height:16px;flex:none;border:1px solid var(--ink);border-radius:50%;display:grid;place-items:center}
.theme .ring::after{content:"";width:8px;height:8px;border-radius:50%;background:var(--ink);transform:scale(0)}
.theme input:checked + .ring::after{transform:scale(1)}
.theme label:has(input:focus-visible){outline:2px dashed var(--focus);outline-offset:3px}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:46px;padding:0 22px;text-decoration:none;
  font:400 20px/1 var(--fell);color:var(--btn-ink);background:var(--btn-bg);border:1px solid var(--btn-edge);
  outline:1px solid color-mix(in srgb,var(--btn-ink) 35%,transparent);outline-offset:-5px;cursor:pointer;-webkit-appearance:none;appearance:none}
.btn .spk,.btn .i{width:14px;height:14px;color:currentColor}
.btn .i{width:18px;height:18px}
.btn:hover{background:var(--btn-hover);color:var(--btn-ink)}
.btn:active{translate:0 1px}
.btn:focus-visible{outline:2px dashed var(--focus);outline-offset:3px}
.btn.ghost{background:transparent;color:var(--ink);border-color:var(--rule-strong);outline-color:var(--rule)}
.btn.ghost:hover{border-color:var(--ink);color:var(--link-hover);background:var(--wash)}
.btn-sm{min-height:36px;padding:0 14px;font-size:17px;gap:7px}
.btns{display:flex;flex-wrap:wrap;gap:12px;align-items:center}
.switches .btn[data-state="off"]{background:var(--btn-bg);color:var(--btn-ink);border-color:var(--btn-edge)}

/* demo toggles: one style, read from aria-pressed */
.dbtn{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:4px 14px;
  font:italic 17px/1.1 var(--fell);color:var(--ink);background:var(--ground-2);cursor:pointer;
  border:1px solid var(--rule-strong);outline:1px solid var(--rule);outline-offset:-5px;-webkit-appearance:none;appearance:none}
.dbtn:hover{border-color:var(--ink);color:var(--link-hover)}
.dbtn.on,.dbtn[aria-pressed="true"]{background:var(--btn-bg);color:var(--btn-ink);border-color:var(--btn-edge);outline-color:color-mix(in srgb,var(--btn-ink) 35%,transparent)}
.dbtn:focus-visible{outline:2px dashed var(--focus);outline-offset:3px}
.dbtn:active{translate:0 1px}
.dbtn:disabled{opacity:.5;cursor:default}

/* profile */
.profile{position:relative;margin-top:22px;padding:22px 18px 20px;background:var(--profile-bg);border:1px solid var(--rule-strong);
  outline:1px solid var(--rule);outline-offset:-6px;color:var(--ink);font-size:17px;line-height:1.45}
.profile .ph{display:flex;align-items:center;gap:12px;margin-bottom:4px}
.profile .ph .m-lock{width:36px}
.profile .bl{font-size:44px}
.profile p{margin:0 0 .4em}
.profile .motto{margin:2px 0 12px;font:500 17px/1.4 var(--body);color:var(--ink)}
.profile .lbl{font:italic 15px/1.3 var(--fell);color:var(--ink-soft);display:block}
.profile .np-line{margin-top:12px;padding-top:10px;border-top:1px solid var(--rule)}
.profile .np-t{display:block;overflow-wrap:anywhere;color:var(--head);font-weight:600}
.profile .np-a{display:block;color:var(--ink-soft);overflow-wrap:anywhere}
.profile .np-l{display:inline-block;margin-top:2px;font:italic 15px/1.3 var(--fell)}
.profile .np-art{float:right;width:40px;height:40px;margin:2px 0 4px 10px;border:1px solid var(--rule-strong);background:var(--ground-2);object-fit:cover}
.profile .np-art[hidden]{display:none}
.chips{display:flex;flex-wrap:wrap;gap:6px;margin:10px 0 0;padding:0;list-style:none}
.chip{display:inline-flex;align-items:center;gap:6px;min-height:28px;padding:3px 10px;font:italic 15px/1.15 var(--fell);
  color:var(--ink-soft);border:1px solid var(--rule-strong);background:var(--chip-bg);max-width:100%}
.mood{display:flex;align-items:center;flex-wrap:wrap;gap:8px;margin:0}
.mood .lbl{display:inline}
.visits{display:flex;align-items:center;gap:10px;margin-top:16px;padding-left:0}
.visits .lbl{font:italic 15px/1 var(--fell);color:var(--ink-soft)}

/* blinkies: true 150x20 */
.blinkies{display:flex;flex-direction:column;gap:6px;margin-top:20px;align-items:flex-start}
.blinkie{position:relative;display:block;width:150px;height:20px;margin:0;overflow:hidden;
  background:linear-gradient(180deg,var(--blinkie-b),var(--blinkie-a) 55%,var(--blinkie-b));border:1px solid var(--rule-strong);
  box-shadow:inset 0 1px 0 var(--blinkie-hi)}
.blinkie span{position:absolute;inset:0;background:inherit;display:flex;align-items:center;justify-content:center;gap:5px;font:700 12px/1 var(--mono);letter-spacing:.02em;color:var(--blinkie-ink);white-space:nowrap}
.blinkie span+span{opacity:0}
.blinkie b{font-weight:400;color:var(--glyph)}
.side-foot{display:flex;flex-direction:column;align-items:center;flex:1;margin-top:20px;min-height:110px}
.side-foot .cv{flex:1;min-height:70px;width:10px;
  -webkit-mask:url(../img/chain-v-sm.webp?v=2) center top/10px 22px no-repeat repeat;mask:url(../img/chain-v-sm.webp?v=2) center top/10px 22px no-repeat repeat}
.side-foot .m-lock{width:36px;margin-top:-6px}

/* ============ 7. room head ============ */
.room-head{position:relative;display:grid;grid-template-columns:160px minmax(0,1fr);gap:32px;align-items:center;
  padding:30px 32px;background:var(--card-bg);isolation:isolate;border:1px solid var(--rule-strong);outline:1px solid var(--rule);outline-offset:-7px;box-shadow:var(--lift)}
.room-head .orn{display:grid;place-items:center;min-height:160px}
.room-head .orn .engr{width:100%;max-height:190px}
.room-head .orn .m-cross{width:auto;height:190px}
.room-head .orn .m-lock{width:auto;height:150px}
.room-head .orn .t-night,.room-head .orn .t-milk{max-height:190px;width:auto}
.room-head h1,.room-head .rh-title{display:flex;align-items:center;gap:16px;flex-wrap:wrap}
.room-head .bl{font-size:64px}
.room-head .lead{font:italic 22px/1.4 var(--fell);color:var(--head);margin:0 0 .4em}
.room-head p{max-width:60ch}
.room-head .kicker{margin:0 0 4px;font:italic 18px/1.2 var(--fell);color:var(--ink-soft)}
.cameo{display:grid;place-items:center;width:150px;aspect-ratio:3/4;border-radius:50%;border:1px solid var(--rule-strong);
  outline:1px solid var(--rule);outline-offset:-7px;background:var(--wash)}
.cameo .m-lock{width:64px;height:auto}

/* ============ 8. boxes ============ */
.box{position:relative;margin-top:44px;padding:30px 32px 28px;background:var(--ground-2);color:var(--ink);
  border:1px solid var(--rule-strong);outline:1px solid var(--rule);outline-offset:-7px;box-shadow:var(--lift)}
.box > *{position:relative}
.box-h{display:flex;align-items:center;gap:14px;margin:0 0 18px}
.box-h h2,.box-h .h2{margin:0;font:400 28px/1.1 var(--fell);color:var(--head)}
.box-h small{font:italic 16px/1 var(--fell);color:var(--ink-soft)}
.box-h .kj{font:400 18px/1 var(--kanji-font);color:var(--kanji)}
.box p{max-width:68ch}
.box .soft,.soft{color:var(--ink-soft)}
.cap{font:italic 16px/1.4 var(--fell);color:var(--ink-soft)}
.grid2{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,300px),1fr));gap:0 28px;align-items:start}
.grid2 > .box{margin-top:44px}
.grid2 .box-h .chainline{display:none}

/* tags: swallowtail ribbons; .chip is the outlined metadata rectangle */
.tag{display:inline-flex;align-items:center;height:28px;padding:0 18px 0 12px;font:italic 16px/1 var(--fell);color:var(--tag-ink);
  background:var(--tag-bg);clip-path:polygon(0 0,100% 0,calc(100% - 9px) 50%,100% 100%,0 100%);white-space:nowrap}
.tag.new{background:var(--flag);color:var(--flag-ink)}

/* ============ 9. marquee ============ */
.marq{position:relative;margin-top:32px;height:46px;overflow:hidden;background:var(--ground-2);
  border:1px solid var(--rule-strong);
  box-shadow:inset 0 3px 0 var(--ground-2),inset 0 -3px 0 var(--ground-2),inset 3px 0 0 var(--ground-2),inset -3px 0 0 var(--ground-2),
    inset 0 4px 0 var(--rule),inset 0 -4px 0 var(--rule),inset 4px 0 0 var(--rule),inset -4px 0 0 var(--rule)}
.marq__win{position:absolute;inset:4px;overflow:hidden;
  -webkit-mask-image:linear-gradient(90deg,transparent 0,#000 40px,#000 calc(100% - 40px),transparent 100%);
  mask-image:linear-gradient(90deg,transparent 0,#000 40px,#000 calc(100% - 40px),transparent 100%)}
.marq .track{display:flex;width:max-content;height:100%;align-items:center}
.marq .track > span{display:flex;align-items:center;white-space:nowrap;font:italic 19px/1 var(--fell);color:var(--ink-soft)}
.marq .track > span > span{display:flex;align-items:center}
.marq .sep{color:var(--glyph);margin:0 20px;font-style:normal}

/* ============ 10. now playing (profile line) ============ */
.eq{display:none;align-items:flex-end;gap:2px;height:11px;margin-right:6px}
[data-live] .eq{display:inline-flex}
.eq i{display:block;width:3px;height:100%;background:var(--glyph);transform-origin:50% 100%}
.eq i:nth-child(2){height:70%}
.eq i:nth-child(3){height:45%}

/* ============ 11. updates log ============ */
.log-scroll{max-height:360px;overflow:auto;scrollbar-width:thin;padding-right:10px}
.log-scroll:focus-visible{outline-offset:6px}
.log{list-style:none;margin:0;padding:0}
.log li{display:grid;grid-template-columns:118px minmax(0,1fr);gap:4px 18px;padding:12px 0;border-bottom:1px solid var(--rule);align-items:baseline;max-width:none}
.log li:last-child{border-bottom:0}
.log time{font:400 19px/1.3 var(--fell);color:var(--glyph);font-variant-numeric:oldstyle-nums}
.log .tag{margin-left:10px;vertical-align:2px;height:24px;font-size:15px}

/* ============ 11b. about me (front page) ============ */
.about-lede{margin:0 0 16px;font:italic 22px/1.4 var(--fell);color:var(--head)}
.about-card{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 36px;margin:0}
.about-card > div{display:grid;grid-template-columns:92px minmax(0,1fr);gap:4px 12px;align-items:baseline;padding:12px 0;border-top:1px solid var(--rule)}
.about-card > .wide{grid-column:1/-1}
.about-card dt{display:flex;align-items:center;gap:8px;font:italic 17px/1.3 var(--fell);color:var(--ink-soft)}
.about-card dt .spk{width:11px;height:11px;flex:none;color:var(--glyph)}
.about-card dd{margin:0;font-size:18px;line-height:1.45;color:var(--ink)}
.about-card .chips{margin:0}
.about-card .swatch{display:inline-block;width:13px;height:13px;margin:0 9px 0 2px;vertical-align:-1px;background:var(--oshi);
  border:1px solid var(--rule-strong);outline:1px solid var(--rule);outline-offset:2px}
.about-foot{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:baseline;gap:4px 20px;padding-top:14px;border-top:1px solid var(--rule)}
.about-foot p{margin:0;font:italic 19px/1.3 var(--fell);color:var(--head)}
.about-foot .upd{font-size:16px;color:var(--ink-soft)}
.about-foot time{color:var(--glyph);font-variant-numeric:oldstyle-nums}

/* ============ 12. works (plates) ============ */
.plates{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,232px),1fr));gap:36px 28px;margin-top:44px}
.plate{position:relative;margin:0;display:flex;flex-direction:column;box-shadow:var(--lift)}
html[data-theme="light"] .plate{outline:1px solid var(--plate-ink)}
.plate::before{content:"";position:absolute;inset:9px;border:1px solid var(--plate-edge);pointer-events:none;z-index:1}
.plate .pimg{display:block;width:100%;aspect-ratio:1;height:auto;padding:28px 28px 0;object-fit:contain}
.plate .k{position:absolute;top:22px;right:20px;writing-mode:vertical-rl;font:400 17px/1 var(--kanji-font);letter-spacing:.12em;color:var(--plate-meta)}
.plate .pcap{position:relative;z-index:2;display:flex;flex-direction:column;align-items:center;text-align:center;padding:0 22px 24px;flex:1}
.plate .prow{display:flex;justify-content:space-between;align-items:baseline;align-self:stretch;margin-bottom:6px}
.plate .pl{display:block;font:italic 15px/1 var(--fell);color:var(--plate-meta)}
.plate .prow .k{position:static;writing-mode:horizontal-tb;font-size:16px;letter-spacing:.08em}
.plate h2{margin:0;font:400 30px/1.05 var(--fell)}
.plate h2 a{color:var(--plate-ink);text-decoration:none}
.plate h2 a:hover{text-decoration:underline}
.plate .line{margin:8px 0 0;font:italic 19px/1.3 var(--body);color:var(--plate-ink-soft)}
.plate .tag{margin-top:10px}
.plate .links{display:flex;flex-wrap:wrap;justify-content:center;gap:6px 16px;margin-top:auto;padding-top:14px;font:400 18px/1.2 var(--fell)}
.plate .links a{color:var(--plate-ink);text-decoration-color:var(--plate-edge)}
.plate:focus-within{translate:0 -2px}
.plate .pimg-link{display:block}
.plate:has(.pimg-link:hover) h2 a{text-decoration:underline}
/* the featured plate (Astrelia) */
.feature{position:relative;display:grid;grid-template-columns:minmax(0,360px) minmax(0,1fr);background:var(--ground-2);color:var(--ink);
  border:1px solid var(--rule-strong);outline:1px solid var(--rule);outline-offset:-7px;margin-top:64px;box-shadow:var(--lift)}
.feature > .lace{position:absolute;left:0;right:0;top:-20px;background:var(--engrave-soft)}
.feature .art{display:grid;place-items:center;border-right:1px solid var(--rule-strong)}
.feature .art img{width:100%;max-width:360px;aspect-ratio:1;padding:28px;object-fit:contain}
.feature .fbody{position:relative;display:flex;flex-direction:column;padding:34px 36px 30px;min-width:0}
.feature .fk{position:absolute;top:30px;right:30px;writing-mode:vertical-rl;font:400 20px/1 var(--kanji-font);letter-spacing:.12em;color:var(--ink-soft)}
.feature:has(.art:hover) h2 a{color:var(--link-hover)}
.feature .kanji{font:italic 17px/1 var(--fell);color:var(--ink-soft)}
.feature h2{margin:8px 0 0}
.feature h2 .bl{font-size:56px}
.feature p{font:italic 21px/1.4 var(--body);margin:6px 0 0}
.feature .chain{margin:18px 0 0}
.feature .btns{margin-top:auto;padding-top:22px}
.feature .tag{align-self:flex-start;margin-top:12px}

/* ============ 14. links page ============ */
.tiles{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,13rem),1fr));gap:14px}
.tile{display:grid;grid-template-columns:48px minmax(0,1fr);align-items:center;gap:14px;padding:12px 16px;min-height:72px;text-decoration:none;color:var(--ink);
  border:1px solid var(--rule-strong);outline:1px solid var(--rule);outline-offset:-5px}
.tile .ic{display:grid;place-items:center;width:48px;height:48px;background:var(--tag-bg);color:var(--tag-ink)}
.tile .ic .i{width:22px;height:22px}
.tile b{display:block;font:400 22px/1.1 var(--fell);color:var(--head)}
.tile span span{display:block;font:italic 16px/1.3 var(--fell);color:var(--ink-soft);overflow-wrap:anywhere}
.tile:hover{border-color:var(--link)}
.tile:hover b{text-decoration:underline}
.buttons88{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.buttons88 img,.b88{width:88px;height:31px;image-rendering:pixelated;max-width:none}
.b88-frame{display:inline-block;padding:0;border:1px solid var(--rule-strong);line-height:0}
.linkme{display:grid;grid-template-columns:minmax(0,220px) minmax(0,1fr);gap:28px;align-items:start}
.linkme figure{margin:0 0 16px}
.linkme figcaption{font:italic 16px/1.3 var(--fell);color:var(--ink-soft);margin-bottom:8px}
.code{margin:0;padding:16px 18px;background:var(--term-bg);color:var(--term-ink);border:1px solid var(--rule-strong);outline:1px solid var(--rule);outline-offset:-5px;
  font:400 14px/1.6 var(--mono);white-space:pre-wrap;overflow-wrap:normal;word-break:keep-all}
.copyrow{display:flex;align-items:center;gap:14px;margin-top:12px}
.status{font:italic 17px/1 var(--fell);color:var(--ink-soft)}
.odo{display:inline-flex;gap:3px}
.odo span{display:grid;place-items:center;width:24px;height:32px;font:400 22px/1 var(--fell);color:var(--tag-ink);background:var(--tag-bg);
  box-shadow:inset 0 0 0 1px var(--cur-edge)}
.profile .odo span{width:20px;height:26px;font-size:18px}

/* ============ 15. app pages ============ */
.app-tabs{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 22px}
.app-tabs a{display:inline-flex;align-items:center;gap:8px;min-height:40px;padding:0 18px;font:400 19px/1 var(--fell);text-decoration:none;
  color:var(--ink);border:1px solid var(--rule-strong);outline:1px solid var(--rule);outline-offset:-5px;background:var(--ground-2)}
.app-tabs a[aria-current="page"]{background:var(--cur-bg);color:var(--cur-ink);border-color:var(--cur-bg);outline-color:var(--cur-edge)}
.app-tabs .spk{width:12px;height:12px;color:currentColor}
/* hero: art 5 columns, text 7 */
.app-hero{position:relative;display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:36px;align-items:start;padding:34px;
  background:var(--card-bg);isolation:isolate;border:1px solid var(--rule-strong);outline:1px solid var(--rule);outline-offset:-7px;box-shadow:var(--lift)}
.app-hero > .plate{max-width:320px;width:100%}
.app-hero .plate .pimg{padding:28px}
.app-hero .plate .k{font-size:22px;top:24px;right:22px}
.app-hero .eyebrow{margin:0 0 6px}
.app-hero h1{margin:4px 0 0}
.app-hero h1 .bl{font-size:84px}
.app-hero .lead{font:italic 23px/1.4 var(--body);color:var(--head);margin:0 0 14px}
.app-hero .chain{margin:12px 0 14px}
.app-hero .btns{margin:4px 0 18px}
.facts{list-style:none;margin:0;padding:0;display:grid;gap:4px}
.facts li{display:flex;gap:10px;align-items:baseline;font:italic 18px/1.35 var(--fell);color:var(--ink)}
.app-hero .text{min-width:0}
/* demos: one fitting per demo */
.fitting{position:relative;margin-top:28px;padding:10px;background:var(--ground-2);border:1px solid var(--rule-strong);outline:1px solid var(--rule);outline-offset:-7px;box-shadow:var(--lift)}
.fitting::before{content:"";position:absolute;left:0;right:0;top:-20px;height:20px;background:var(--engrave-soft);pointer-events:none;
  -webkit-mask:url(../img/lace-edge.webp?v=4) left top/auto 20px round no-repeat;mask:url(../img/lace-edge.webp?v=4) left top/auto 20px round no-repeat}
.case{position:relative;overflow:hidden;color:var(--ink);background:var(--ground-2);border:1px solid var(--rule-strong)}
.case-bar{display:flex;align-items:center;gap:8px;min-height:32px;padding:0 12px;border-bottom:1px solid var(--rule);
  background:var(--ground-2);font:italic 16px/1 var(--fell);color:var(--ink-soft)}
.case-bar .nm{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;min-width:0}
.case-bar .hx{width:9px;height:14px}
.fig{margin:14px 0 0 0;max-width:38rem;font:italic 17px/1.4 var(--fell);color:var(--ink-soft)}
.fig b{font-weight:400;color:var(--head);margin-right:.4em}
.tray{display:flex;flex-direction:column;gap:10px;padding:14px 14px 16px;border-top:1px solid var(--rule);background:var(--ground-2)}
.demo-controls{display:flex;flex-wrap:wrap;gap:8px;justify-content:center}
.demo-controls:empty{display:none}
/* terminals (Tsuki only) and note cards */
.term{background:var(--term-bg);border:1px solid var(--rule-strong);outline:1px solid var(--rule);outline-offset:-5px;color:var(--term-ink)}
.term pre,.term .tb{margin:0;padding:16px 18px;font:400 15px/1.65 var(--mono);white-space:pre-wrap;overflow-wrap:anywhere;color:var(--term-ink)}
.term .p{color:var(--term-prompt)}
.term .c{color:var(--term-comment)}
.term .ln{display:block;padding-left:3ch;text-indent:-3ch}
.term .cur{display:inline-block;width:.6em;height:1.05em;vertical-align:-.15em;background:var(--term-prompt)}
.note{position:relative;padding:22px 24px 20px;margin-top:18px}
.note::before{content:"";position:absolute;inset:7px;border:1px solid var(--rule);pointer-events:none}
.note h3{display:flex;align-items:center;gap:10px;margin:0 0 8px;font:400 21px/1.2 var(--fell);color:var(--head)}
.note p{margin:0 0 .4em;font:italic 18px/1.45 var(--body)}
/* hang tag: the house checklist */
.hangtag{position:relative;margin:0;padding:22px 24px 18px 24px;list-style:none;border:1px solid var(--rule-strong);outline:1px solid var(--rule);outline-offset:-7px;background:var(--ground)}
.hangtag::before{content:"";position:absolute;left:18px;top:-7px;width:12px;height:12px;border-radius:50%;border:1px solid var(--rule-strong);background:var(--ground-2)}
.hangtag li{display:block;padding:5px 0;font:italic 18px/1.4 var(--fell);color:var(--ink);border-bottom:1px solid var(--rule)}
.hangtag li:last-child{border-bottom:0}
.hangtag .hd{font-style:normal;color:var(--glyph);margin-right:.35em}
.hangtag .not{color:var(--ink-soft)}
.status-row{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:28px;align-items:start}
.footnote{font:italic 16px/1.4 var(--fell);color:var(--ink-soft);margin-top:14px}
/* What it does: two columns, hairlines, a glyph each */
dl.features{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 36px;margin:0}
dl.features > div{display:grid;grid-template-columns:24px minmax(0,1fr);gap:2px 14px;align-content:start;padding:16px 0;border-top:1px solid var(--rule)}
dl.features > div:nth-child(-n+2){border-top:0;padding-top:0}
dl.features .fg{grid-row:1/3;padding-top:4px;color:var(--glyph)}
dl.features .fg svg{width:24px;height:24px}
dl.features dt{font:400 21px/1.25 var(--fell);color:var(--head)}
dl.features dd{margin:0;color:var(--ink)}
.faq{border-bottom:1px solid var(--rule)}
.faq:last-child{border-bottom:0}
.faq summary{display:flex;gap:12px;align-items:baseline;list-style:none;padding:14px 0;font:400 21px/1.3 var(--fell);color:var(--head);cursor:pointer}
.faq summary::-webkit-details-marker{display:none}
.faq summary::before{content:"\2661\FE0E" / "";color:var(--glyph);flex:none;width:16px}
.faq[open] summary::before{content:"\2665\FE0E" / ""}
.faq .ans{padding:0 0 16px 28px}
/* close: Get it, then the siblings */
.getit{margin-top:96px;text-align:center}
.getit .chain{justify-content:center;margin:0 0 30px}
.getit p{margin:0 auto 18px;max-width:none;font:italic 22px/1.35 var(--fell);color:var(--head)}
.getit .btns{justify-content:center}
.sibs{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:18px 14px}
@media (max-width:1099px){.sibs{grid-template-columns:repeat(3,minmax(0,1fr))}}
.sibs a{display:flex;flex-direction:column;align-items:center;gap:8px;text-decoration:none;color:var(--head);font:400 18px/1.2 var(--fell);text-align:center}
.sibs .th{display:block;width:100%;aspect-ratio:1;max-width:120px;box-shadow:inset 0 0 0 1px var(--plate-edge)}
html[data-theme="light"] .sibs .th{outline:1px solid var(--plate-ink)}
.sibs .th img{width:100%;height:100%;padding:8px;object-fit:contain}
.sibs a:hover{text-decoration:underline}
.back{margin:36px 0 0;font:400 20px/1 var(--fell)}
.related{display:flex;flex-wrap:wrap;gap:8px 22px;margin:0;padding:0;list-style:none;font:400 19px/1.3 var(--fell)}
.mt96{margin-top:96px}
.mt64{margin-top:64px}   /* the first box after a page's demos: the demos' own rhythm */

/* ============ 16. footer ============ */
.foot{position:relative;z-index:2;display:grid;grid-template-columns:256px minmax(0,1fr);align-items:center;padding:36px 0 30px;
  background:var(--ground-2);color:var(--ink-soft);border-top:1px solid var(--rule-strong)}
.foot > .lace{position:absolute;left:0;right:0;top:-21px}
.foot .buttons88{padding-left:20px}
.foot .ftext{display:flex;flex-wrap:wrap;align-items:center;gap:8px 28px;padding-inline:40px}
.foot .totop{font:400 19px/1 var(--fell)}

/* ============ 18. motion (all gated) ============ */
@media (prefers-reduced-motion:no-preference){
  html.js:not([data-motion="off"]):not([data-hidden]) .tw{animation:twinkle 2.8s ease-in-out infinite alternate}
  html.js:not([data-motion="off"]):not([data-hidden]) .tw:nth-of-type(2n){animation-delay:-1.1s}
  html.js:not([data-motion="off"]):not([data-hidden]) .tw:nth-of-type(3n){animation-delay:-1.9s;animation-duration:3.4s}
  html.js:not([data-motion="off"]):not([data-hidden]) .marq.on .track{animation:marq var(--marq-dur,60s) linear infinite}
  html.js:not([data-motion="off"]):not([data-hidden]) .blinkie span+span{animation:swap 2.8s steps(1) infinite}
  html.js:not([data-motion="off"]):not([data-hidden]) .blinkie:nth-child(2) span+span{animation-delay:-1.4s}
  html.js:not([data-motion="off"]):not([data-hidden]) .blinkie span:only-child b{animation:hblink 2.8s steps(1) -1.4s infinite}
  html.js:not([data-motion="off"]):not([data-hidden]) [data-live] .eq i{animation:eq .9s ease-in-out infinite alternate}
  html.js:not([data-motion="off"]):not([data-hidden]) [data-live] .eq i:nth-child(2){animation-delay:-.3s}
  html.js:not([data-motion="off"]):not([data-hidden]) [data-live] .eq i:nth-child(3){animation-delay:-.6s}
  html.js:not([data-motion="off"]) .banner .name .bl::after{content:attr(data-n);position:absolute;left:.08em;top:0;pointer-events:none;color:transparent;
    background:linear-gradient(90deg,transparent 0 42%,color-mix(in srgb,var(--link-hover) 90%,transparent) 50%,transparent 58%) no-repeat;background-size:250% 100%;background-position:100% 0;
    -webkit-background-clip:text;background-clip:text;animation:gloss .9s .4s ease-out 1 both}
  html.js:not([data-motion="off"]):not([data-hidden]) .sky-g{animation:skyTw var(--d,5s) ease-in-out var(--dl,0s) infinite}
  html.js[data-theme="light"]:not([data-motion="off"]):not([data-hidden]) .sky-g{animation-name:skyTwInk}
  html.js:not([data-motion="off"]) .sky-con{animation:skyCon 6.4s ease-in-out both}
  html.js:not([data-motion="off"]) .sky-con path{animation:skyDraw 2.6s .5s cubic-bezier(.4,.1,.3,1) both}
  html.js:not([data-motion="off"]) .sky-con use{animation:skyStar .7s ease-out both}
  html.js:not([data-motion="off"]) .plate.lift{transition:translate .2s ease,box-shadow .2s ease}
  html.js:not([data-motion="off"]) .plate.lift:hover{translate:0 -2px}
}
@keyframes twinkle{from{opacity:.3;scale:.82}to{opacity:1;scale:1}}
@keyframes skyTw{0%,100%{opacity:.1}50%{opacity:1}}
@keyframes skyTwInk{0%,100%{opacity:.3}50%{opacity:.75}}
@keyframes skyCon{0%{opacity:0}8%{opacity:1}72%{opacity:1}100%{opacity:0}}
@keyframes skyDraw{from{stroke-dashoffset:1}to{stroke-dashoffset:0}}
@keyframes skyStar{from{opacity:0;transform:scale(.4)}to{opacity:1;transform:scale(1)}}
@keyframes marq{from{translate:0 0}to{translate:-50% 0}}
@keyframes swap{0%{opacity:0}50%{opacity:1}}
@keyframes hblink{0%{opacity:1}50%{opacity:.25}}
@keyframes eq{from{scale:1 .3}to{scale:1 1}}
@keyframes gloss{from{background-position:100% 0}to{background-position:0 0}}

/* view transitions */
@view-transition{navigation:auto}
::view-transition-group(*){animation-duration:.22s}
html[data-motion="off"]::view-transition-group(*),html[data-motion="off"]::view-transition-old(*),html[data-motion="off"]::view-transition-new(*){animation:none}
@media (prefers-reduced-motion:reduce){@view-transition{navigation:none}}

/* ============ 19. responsive ============ */
@media (max-width:1168px){.frame{margin:24px 24px 40px}}
@media (max-width:1099px){
  .body,.foot{grid-template-columns:224px minmax(0,1fr)}
  .banner-meta{display:none}
  .banner .charm.l{left:calc(50% - 220px - 32px)}
  .banner .charm.r{left:calc(50% + 220px - 32px)}
  main.room{padding:48px 28px 48px}
  .room-head{grid-template-columns:130px minmax(0,1fr);padding:30px 28px;gap:24px}
  .app-hero{grid-template-columns:minmax(0,1fr)}
  .feature{grid-template-columns:minmax(0,1fr)}
  .feature .art{border-right:0;border-bottom:1px solid var(--rule-strong)}
  dl.features{grid-template-columns:minmax(0,1fr)}
  dl.features > div:nth-child(2){border-top:1px solid var(--rule);padding-top:16px}
  .status-row{grid-template-columns:minmax(0,1fr)}
}
@media (max-width:760px){
  .frame{margin:0;box-shadow:none}
  .body{display:flex;flex-direction:column;position:static}
  .col-side{display:contents}
  .menu-box{order:1;padding:16px 16px 16px;border-bottom:1px solid var(--rule-strong);position:static}
  .side-h{display:none}
  .menu{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}
  .menu > li.has-sub{display:contents}
  .menu > li:first-child{grid-column:1;grid-row:1}
  .menu > li:last-child{grid-column:3;grid-row:1}
  .menu > li:nth-child(2):not(.has-sub),.menu > li.has-sub > .navbtn{grid-column:2;grid-row:1}
  .navbtn{min-height:44px;font-size:19px;padding:4px 8px;justify-content:center;gap:6px}
  .navbtn small,.navbtn .nbow,.navbtn .spk{display:none!important}
  .sub{grid-column:1/-1;grid-row:2;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:6px;border-left:0;padding:4px 0 0;margin:0}
  .sub .sub-all{display:block}
  .sub a{min-height:44px;border:1px solid var(--rule-strong);padding:0 2px;justify-content:center;gap:6px;font-size:15px;text-align:center;letter-spacing:-.01em}
  .sub a .gl{display:none}
  .switches{position:absolute;top:8px;left:8px;right:8px;z-index:8;margin:0;justify-content:space-between;pointer-events:none}
  .switches > *{pointer-events:auto}
  .switches .btn,.theme label{min-height:44px;background:var(--ground-2)}
  .theme{flex:0 0 auto;order:0}
  .switches > .btn{flex:0 0 auto}
  .theme label{padding:0 10px}
  main.room{order:2;padding:32px 16px 40px}
  .extras{order:3;padding:0 16px 40px}
  .side-foot{display:none}
  .room-head{grid-template-columns:minmax(0,1fr);text-align:center;padding:28px 16px;justify-items:center}
  .room-head h1,.room-head .rh-title{justify-content:center}
  .room-head .orn{min-height:0}
  .room-head .orn .engr,.room-head .orn img{max-height:120px}
  .room-head .orn .m-cross{height:120px}
  .room-head .orn .m-lock{height:100px}
  .room-head .chain{justify-content:center}
  .room-head p{margin-inline:auto}
  .room-head .bl{font-size:52px}
  .cameo{width:110px}
  .cameo .m-lock{width:48px}
  .box{padding:26px 16px 22px;margin-top:36px}
  .box-h h2,.box-h .h2{font-size:25px}
  .box-h,.sec-h{flex-wrap:wrap}
  .box-h .chainline{order:3;flex-basis:100%;margin-top:8px}
  .log-scroll{max-height:none;overflow:visible}
  .log li{grid-template-columns:minmax(0,1fr)}
  .about-card{grid-template-columns:minmax(0,1fr)}
  .about-card > div{grid-template-columns:78px minmax(0,1fr)}
  .about-lede{font-size:20px}
  .app-hero{padding:22px 16px}
  .app-hero > .plate{max-width:none}
  .app-hero h1 .bl{font-size:60px}
  .linkme{grid-template-columns:minmax(0,1fr)}
  .foot{grid-template-columns:minmax(0,1fr);gap:16px;padding:32px 0 26px}
  .foot .buttons88{padding-left:16px}
  .foot .ftext{padding-inline:16px;flex-direction:column;align-items:flex-start}
  .feature .fbody{padding:26px 18px 24px}
  .feature h2 .bl{font-size:48px}
  .getit,.mt96,.mt64{margin-top:64px}
}
@media (max-width:600px){
  .banner{height:244px}
  .banner .rose-l{height:170px;left:-20px;bottom:-22px}
  .banner .rose-r{height:156px;right:-18px;bottom:-26px}
  .banner .charm{display:none}
  .banner .bow{width:104px;height:102px;top:56px}
  .banner .name{top:150px}
  .banner .name .bl{font-size:72px}
  .banner .tw:nth-of-type(3),.banner .tw:nth-of-type(4){display:none}
  .banner .airi-key{left:84px;bottom:22px}
  .btns{flex-direction:column;align-items:stretch;gap:10px}
  .btns .btn{width:100%;min-height:48px}
  .fitting{padding:6px}
}
@media (max-width:360px){
  .banner .name .bl{font-size:62px}
}

/* ============ 20. shared demo parts ============ */
.demo{position:relative;overflow:hidden}
.demo canvas{display:block;width:100%;touch-action:none}
.demo-hud{position:absolute;left:12px;bottom:10px;max-width:calc(100% - 24px);pointer-events:none;
  font:400 13px/1.4 var(--mono);color:var(--ink);text-shadow:var(--hud-shadow)}
.demo-tip{position:absolute;z-index:3;pointer-events:none;display:none;white-space:nowrap;padding:6px 10px;
  font:italic 16px/1 var(--fell);color:var(--link-hover);background:color-mix(in srgb,var(--screen) 94%,transparent);border:1px solid var(--rule-strong);outline:1px solid var(--rule);outline-offset:-4px}
.demo-sec{margin-top:64px}
.demo-sec:first-of-type{margin-top:56px}
.sec-h{display:flex;align-items:center;gap:14px;margin:0 0 14px}
.sec-h h2{margin:0;font:400 28px/1.1 var(--fell);color:var(--head)}
.demo-sec > p{max-width:68ch}
.made{margin-top:16px}

/* inverted crosses (mirrored, not rotated) */
svg.hx,svg.crs,.logotype__mark svg,.tableau .crs,.sub .gl[class*="crs"],.sep{scale:1 -1}
.sep{display:inline-block}

/* the sidebar chain hangs from a small bow tied to the column above it */
.side-foot{margin-top:0}
.visits + .side-foot .sf-bow,.side-foot .sf-bow{position:relative;z-index:1;display:block;width:40px;margin:-13px 0 -11px}
.side-foot .sf-bow img{display:block;width:100%;height:auto}