/* Arken System. Shared stylesheet for every page.
   Liquid glass over a slow atmospheric field. Colour is reserved for room states. */


:root{
  --bg:#08090B; --bg2:#0D0F13; --ink:#F5F6F7; --mute:#A9AEB6; --dim:#767B84;
  --line:rgba(255,255,255,.10); --line2:rgba(255,255,255,.16);
  --D:#E0615E; --C:#E3A24A; --K:#4FB08C; --O:#6E727A;
  --ff:'Switzer','Helvetica Neue',Helvetica,Arial,sans-serif;
  --expo:cubic-bezier(.16,1,.3,1); --std:cubic-bezier(.4,0,.2,1); --back:cubic-bezier(.34,1.56,.64,1);
  --t1:200ms; --t2:320ms; --t3:520ms; --t4:800ms;
  --wrap:1240px; --pad:clamp(20px,5vw,72px);
  --glass-bg:linear-gradient(180deg,rgba(255,255,255,.07),rgba(255,255,255,.025));
  --glass-blur:blur(22px) saturate(160%);
  --glass-sh:0 28px 70px rgba(0,0,0,.5),inset 0 1px 0 rgba(255,255,255,.22),inset 0 -1px 0 rgba(255,255,255,.04),inset 0 0 0 1px rgba(255,255,255,.11);
}
@view-transition{navigation:auto}
::view-transition-old(root){animation:vt-out 260ms var(--std) both}
::view-transition-new(root){animation:vt-in 520ms var(--expo) both}
@keyframes vt-out{to{opacity:0;transform:translateY(-12px)}}
@keyframes vt-in{from{opacity:0;transform:translateY(18px)}}

*{box-sizing:border-box}
html{background:var(--bg);-webkit-text-size-adjust:100%;scroll-padding-top:110px}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--ff);font-size:17px;line-height:1.55;
  font-feature-settings:'tnum' 1,'ss01' 1;-webkit-font-smoothing:antialiased;overflow-x:clip}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
img,svg{display:block;max-width:100%}
:focus-visible{outline:2px solid var(--ink);outline-offset:3px;border-radius:6px}
::selection{background:rgba(255,255,255,.22)}
.skip{position:absolute;left:12px;top:-60px;z-index:100;padding:10px 16px;border-radius:12px;background:var(--ink);color:var(--bg);font-weight:600;transition:top var(--t2) var(--expo)}
.skip:focus{top:12px}
.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 var(--pad)}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* ---------- type ---------- */
h1,h2,h3,p{margin:0}
.d1{font-size:clamp(44px,7.2vw,108px);line-height:.98;letter-spacing:-.04em;font-weight:500}
.d2{font-size:clamp(34px,4.8vw,68px);line-height:1.02;letter-spacing:-.035em;font-weight:500}
.d3{font-size:clamp(24px,2.4vw,32px);line-height:1.15;letter-spacing:-.02em;font-weight:500}
.lead{font-size:clamp(18px,1.6vw,21px);line-height:1.5;color:var(--mute);max-width:56ch}
.small{font-size:14px;line-height:1.5;color:var(--dim)}
.mute{color:var(--mute)}
html[lang="ru"] .d1{font-size:clamp(36px,6vw,92px);overflow-wrap:break-word}
html[lang="ru"] .d2{font-size:clamp(30px,4.2vw,58px)}

/* ---------- atmosphere ---------- */
.field{position:fixed;inset:0;z-index:-2;overflow:hidden;pointer-events:none;background:radial-gradient(120% 80% at 50% -10%,#141821 0%,var(--bg) 55%)}
.field i{position:absolute;border-radius:50%;filter:blur(90px);opacity:.55;will-change:transform}
.field i:nth-child(1){width:52vw;height:52vw;left:-12vw;top:-8vw;background:#2A3546;animation:drift1 38s ease-in-out infinite}
.field i:nth-child(2){width:44vw;height:44vw;right:-10vw;top:28vh;background:#23262E;animation:drift2 46s ease-in-out infinite}
.field i:nth-child(3){width:36vw;height:36vw;left:30vw;bottom:-18vw;background:#352F2A;opacity:.35;animation:drift3 52s ease-in-out infinite}
.grain{position:fixed;inset:0;z-index:-1;pointer-events:none;opacity:.07;mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E")}
@keyframes drift1{50%{transform:translate3d(8vw,6vh,0) scale(1.08)}}
@keyframes drift2{50%{transform:translate3d(-7vw,-8vh,0) scale(.94)}}
@keyframes drift3{50%{transform:translate3d(-6vw,-5vh,0)}}

/* ---------- glass ---------- */
.glass{position:relative;background:var(--glass-bg);backdrop-filter:var(--glass-blur);-webkit-backdrop-filter:var(--glass-blur);box-shadow:var(--glass-sh);border-radius:28px;isolation:isolate}
.glass[data-lit]::before{content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;z-index:-1;opacity:0;
  background:radial-gradient(420px circle at var(--mx,50%) var(--my,50%),rgba(255,255,255,.09),transparent 60%);transition:opacity var(--t3) var(--expo)}
.glass[data-lit]:hover::before{opacity:1}
.tile{border-radius:22px}
.chip{border-radius:14px}
@supports not ((backdrop-filter:blur(1px)) or (-webkit-backdrop-filter:blur(1px))){.glass{background:rgba(24,26,31,.9)}}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:52px;padding:0 26px;border-radius:999px;border:0;cursor:pointer;
  font-size:16px;font-weight:600;letter-spacing:-.01em;white-space:nowrap;
  transition:transform var(--t2) var(--expo),box-shadow var(--t2) var(--expo),background-color var(--t2) var(--std)}
.btn-p{background:var(--ink);color:var(--bg);box-shadow:0 0 0 rgba(255,255,255,0)}
.btn-p:hover{transform:translateY(-2px);box-shadow:0 14px 34px rgba(255,255,255,.14);background:#FFFFFF}
.btn-g{background:rgba(255,255,255,.06);color:var(--ink);box-shadow:inset 0 0 0 1px var(--line2),inset 0 1px 0 rgba(255,255,255,.18)}
.btn-g:hover{background:rgba(255,255,255,.11);transform:translateY(-2px)}
.btn:active{transform:scale(.96);transition-duration:var(--t1)}
.link{display:inline-flex;align-items:center;gap:8px;font-weight:500;color:var(--ink);padding:10px 0;border-bottom:1px solid var(--line2);transition:border-color var(--t2) var(--std),gap var(--t2) var(--expo)}
.link:hover{border-color:var(--ink);gap:12px}
.link svg{width:14px;height:14px}

/* ---------- header ---------- */
.hdr{position:fixed;top:14px;left:0;right:0;z-index:50;display:flex;justify-content:center;padding:0 14px;pointer-events:none;view-transition-name:hdr}
.nav{pointer-events:auto;display:flex;align-items:center;gap:6px;width:100%;max-width:1120px;padding:8px 8px 8px 18px;border-radius:999px;
  transition:max-width var(--t3) var(--expo),padding var(--t3) var(--expo),background var(--t3) var(--std)}
.hdr.cond .nav{max-width:980px;padding:6px 6px 6px 16px;background:linear-gradient(180deg,rgba(20,22,27,.86),rgba(14,16,20,.8))}
.brand{display:flex;align-items:center;gap:10px;font-weight:600;letter-spacing:-.015em;font-size:16px;min-height:44px;margin-right:auto}
.brand svg{width:24px;height:auto}
.links{display:flex;position:relative;gap:2px}
.links a{position:relative;z-index:1;padding:10px 15px;border-radius:999px;font-size:15px;color:var(--mute);transition:color var(--t2) var(--std)}
.links a:hover,.links a[aria-current="page"]{color:var(--ink)}
.ind{position:absolute;top:0;left:0;height:100%;border-radius:999px;background:rgba(255,255,255,.09);box-shadow:inset 0 0 0 1px rgba(255,255,255,.1);
  transition:transform var(--t3) var(--expo),width var(--t3) var(--expo),opacity var(--t2) var(--std);pointer-events:none;opacity:0}
.tools{display:flex;align-items:center;gap:6px;margin-left:auto}
.lang{position:relative}
.lang>button{display:flex;align-items:center;gap:6px;min-height:44px;padding:0 12px;border-radius:999px;border:0;background:transparent;cursor:pointer;font-size:14px;font-weight:600;color:var(--mute);transition:color var(--t2),background var(--t2)}
.lang>button:hover{color:var(--ink);background:rgba(255,255,255,.06)}
.lang>button svg{width:10px;transition:transform var(--t2) var(--expo)}
.lang[data-open] >button svg{transform:rotate(180deg)}
.lang ul{position:absolute;right:0;top:calc(100% + 10px);list-style:none;margin:0;padding:8px;min-width:176px;border-radius:20px;
  opacity:0;transform:translateY(-6px) scale(.97);transform-origin:top right;pointer-events:none;transition:opacity var(--t2) var(--std),transform var(--t3) var(--expo)}
.lang[data-open] ul{opacity:1;transform:none;pointer-events:auto}
.lang li a{display:flex;justify-content:space-between;align-items:center;min-height:44px;padding:0 14px;border-radius:12px;font-size:15px;color:var(--mute)}
.lang li a:hover,.lang li a[aria-current="true"]{background:rgba(255,255,255,.07);color:var(--ink)}
.lang li a span{font-size:12px;color:var(--dim)}
.nav .btn{min-height:44px;padding:0 20px;font-size:15px}
.burger{display:none;width:44px;height:44px;border-radius:999px;border:0;background:rgba(255,255,255,.07);cursor:pointer;position:relative}
.burger i{position:absolute;left:14px;right:14px;height:1.5px;background:var(--ink);border-radius:2px;transition:transform var(--t3) var(--expo),top var(--t3) var(--expo)}
.burger i:first-child{top:18px}.burger i:last-child{top:25px}
body.menu .burger i:first-child{top:21.5px;transform:rotate(45deg)}
body.menu .burger i:last-child{top:21.5px;transform:rotate(-45deg)}
.sheet{position:fixed;inset:0;z-index:45;display:flex;flex-direction:column;justify-content:flex-end;padding:96px 22px 30px;
  background:rgba(8,9,11,.86);backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);opacity:0;pointer-events:none;transition:opacity var(--t3) var(--std)}
body.menu .sheet{opacity:1;pointer-events:auto}
body.menu{overflow:hidden}
.sheet nav a{display:block;font-size:clamp(34px,10vw,48px);letter-spacing:-.035em;font-weight:500;padding:6px 0;color:var(--mute);
  opacity:0;transform:translateY(24px);transition:opacity var(--t3) var(--std),transform var(--t4) var(--expo),color var(--t2)}
.sheet nav a[aria-current="page"]{color:var(--ink)}
body.menu .sheet nav a{opacity:1;transform:none}
body.menu .sheet nav a:nth-child(2){transition-delay:50ms}body.menu .sheet nav a:nth-child(3){transition-delay:100ms}
body.menu .sheet nav a:nth-child(4){transition-delay:150ms}body.menu .sheet nav a:nth-child(5){transition-delay:200ms}
.sheet .langs{display:flex;flex-wrap:wrap;gap:8px;margin:26px 0 18px}
.sheet .langs a{min-height:44px;min-width:52px;display:flex;align-items:center;justify-content:center;border-radius:999px;box-shadow:inset 0 0 0 1px var(--line2);font-size:14px;font-weight:600;color:var(--mute)}
.sheet .langs a[aria-current="true"]{background:var(--ink);color:var(--bg)}
.sheet .btn{width:100%}

/* ---------- sections ---------- */
main{display:block}
.sec{position:relative;padding:clamp(90px,14vh,170px) 0}
.sec-h{display:flex;justify-content:space-between;align-items:flex-end;gap:32px;margin-bottom:clamp(36px,6vh,64px)}
.sec-h .d2{max-width:18ch}
.page-hero{padding:clamp(150px,24vh,230px) 0 clamp(60px,10vh,110px)}
.page-hero .d1{max-width:14ch}
.page-hero .lead{margin-top:28px}

/* ---------- reveals (each section picks one, neighbours differ) ---------- */
.js [data-r]{transition:opacity var(--t4) var(--std),transform var(--t4) var(--expo),filter var(--t4) var(--std),clip-path 1000ms var(--expo)}
.js [data-r="rise"]:not(.in){opacity:0;transform:translateY(28px)}
.js [data-r="scale"]:not(.in){opacity:0;transform:scale(.94)}
.js [data-r="blur"]:not(.in){opacity:0;filter:blur(12px)}
.js [data-r="left"]:not(.in){opacity:0;transform:translateX(-28px)}
.js [data-r="wipe"]:not(.in){clip-path:inset(0 100% 0 0)}
.js [data-r="wipe"].in{clip-path:inset(0 0 0 0)}
.mask{display:block;overflow:hidden;padding-bottom:.08em;margin-bottom:-.08em}
.mask>span{display:block;transition:transform 1000ms var(--expo)}
.js .mask:not(.in)>span{transform:translateY(105%)}
.mask:nth-child(2)>span{transition-delay:80ms}.mask:nth-child(3)>span{transition-delay:160ms}
[data-st]>*{transition-delay:calc(var(--i,0) * 70ms)}

/* ---------- home: hero ---------- */
.hero{position:relative;min-height:100svh;display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center;padding:120px 0 80px}
.arch{position:relative;width:clamp(104px,13vw,168px);margin:0 auto 34px}
.arch svg{width:100%;height:auto;overflow:visible}
.arch .pl,.arch .pr{fill:var(--ink);transform:translateY(110%);animation:rise 900ms var(--expo) forwards}
.arch .pl{animation-delay:120ms}.arch .pr{animation-delay:200ms}
.arch .ks{fill:var(--ink);transform:translateY(-140%);opacity:0;animation:drop 480ms cubic-bezier(.55,0,.75,.25) 760ms forwards}
.arch .settle{position:absolute;left:50%;bottom:3.6%;height:1px;width:100vw;transform:translateX(-50%) scaleX(0);
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.55),transparent);opacity:0;animation:settle 1200ms var(--expo) 1240ms forwards}
.arch .ground{position:absolute;left:50%;bottom:3.6%;height:1px;width:140%;transform:translateX(-50%) scaleX(0);background:rgba(255,255,255,.18);animation:ground 700ms var(--expo) 0ms forwards}
@keyframes rise{to{transform:translateY(0)}}
@keyframes drop{0%{opacity:1}100%{opacity:1;transform:translateY(0)}}
@keyframes settle{0%{opacity:1;transform:translateX(-50%) scaleX(0)}60%{opacity:.8}100%{opacity:0;transform:translateX(-50%) scaleX(1)}}
@keyframes ground{to{transform:translateX(-50%) scaleX(1)}}
.hero h1{max-width:13ch;margin:0 auto}
.hero .lead{margin:28px auto 0;text-align:center}
.hero .acts{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-top:38px}
.hero .note{margin-top:22px}
.hero-in{opacity:0;transform:translateY(16px);animation:hin 900ms var(--expo) forwards}
@keyframes hin{to{opacity:1;transform:none}}
.floaters{position:absolute;inset:0;pointer-events:none}
.flo{position:absolute;box-shadow:0 10px 30px rgba(0,0,0,.35),inset 0 1px 0 rgba(255,255,255,.2),inset 0 0 0 1px rgba(255,255,255,.11);display:flex;align-items:center;gap:10px;padding:11px 15px;font-size:14px;white-space:nowrap;opacity:0;
  animation:fin 900ms var(--expo) forwards,bob 7s ease-in-out infinite}
.flo b{font-weight:600}
.flo .dot{width:9px;height:9px;border-radius:3px;flex:none}
.flo:nth-child(1){left:6%;top:30%;animation-delay:1.3s,2.2s}
.flo:nth-child(2){right:7%;top:24%;animation-delay:1.45s,3s}
.flo:nth-child(3){left:10%;bottom:16%;animation-delay:1.6s,2.6s}
.flo:nth-child(4){right:9%;bottom:20%;animation-delay:1.75s,3.4s}
@keyframes fin{from{opacity:0;transform:translateY(14px) scale(.96)}to{opacity:1;transform:none}}
@keyframes bob{50%{translate:0 -8px}}
.cue{position:absolute;left:50%;bottom:28px;transform:translateX(-50%);width:1px;height:46px;background:linear-gradient(var(--line2),transparent);overflow:hidden}
.cue::after{content:"";position:absolute;left:0;top:-20px;width:1px;height:20px;background:var(--ink);animation:cue 2.4s var(--std) infinite 3s}
@keyframes cue{to{transform:translateY(70px)}}

/* ---------- home: problem converge ---------- */
.conv{position:relative;height:260vh}
.conv-stage{position:sticky;top:0;height:100svh;display:grid;place-items:center;overflow:hidden}
.conv-h{position:absolute;top:clamp(96px,15vh,140px);left:0;right:0;text-align:center}
.conv-h .d3{transition:opacity var(--t3) var(--std)}
.conv-h .b{position:absolute;left:0;right:0;top:0;opacity:0}
.msg{position:absolute;left:50%;top:50%;width:max-content;max-width:min(340px,80vw);opacity:0;padding:16px 18px;font-size:16px;line-height:1.4;will-change:transform,opacity}
.msg small{display:block;font-size:12px;color:var(--dim);margin-bottom:6px;letter-spacing:.01em}
.msg.alert{box-shadow:var(--glass-sh),inset 0 0 0 1px rgba(224,97,94,.35)}
.board{position:relative;width:min(560px,88vw);padding:20px;opacity:0;will-change:transform,opacity}
.board-top{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:14px;font-size:14px;color:var(--mute)}
.board-top b{color:var(--ink);font-size:22px;letter-spacing:-.02em;font-weight:500}
.grid8{display:grid;grid-template-columns:repeat(8,1fr);gap:6px}
.cell{aspect-ratio:1;border-radius:8px;display:grid;place-items:center;font-size:11px;color:rgba(8,9,11,.82);font-weight:600;transition:background-color var(--t3) var(--std),transform var(--t3) var(--back)}
.legend{display:flex;flex-wrap:wrap;gap:14px;margin-top:14px;font-size:12px;color:var(--mute)}
.legend span{display:inline-flex;align-items:center;gap:6px}
.legend i{width:8px;height:8px;border-radius:2px}
.conv-foot{position:absolute;bottom:clamp(40px,9vh,90px);left:0;right:0;text-align:center}

/* ---------- home: statement (word focus) ---------- */
.stmt .d2 .w{opacity:.16;transition:opacity 260ms linear}
.stmt .d2 .w.on{opacity:1}
.stmt .cols{display:grid;grid-template-columns:1fr 1fr;gap:48px;margin-top:56px;max-width:980px}

/* ---------- bento ---------- */
.bento{display:grid;grid-template-columns:repeat(6,1fr);grid-auto-rows:minmax(250px,auto);gap:16px}
.bt{padding:26px;display:flex;flex-direction:column;overflow:hidden}
.bt h3{font-size:21px;letter-spacing:-.02em;font-weight:500;margin-bottom:8px}
.bt p{font-size:15px;color:var(--mute);max-width:44ch}
.bt .viz{margin-top:auto;padding-top:22px}
.b1{grid-column:span 4;grid-row:span 2}.b2{grid-column:span 2}.b3{grid-column:span 2}.b4{grid-column:span 3}.b5{grid-column:span 3}
.js .bento .bt:not(.in){opacity:0;transform:translateY(22px) scale(.97)}
.bento .bt{transition:opacity var(--t4) var(--std),transform var(--t4) var(--expo)}
.bento .bt:nth-child(2){transition-delay:80ms}.bento .bt:nth-child(3){transition-delay:160ms}.bento .bt:nth-child(4){transition-delay:120ms}.bento .bt:nth-child(5){transition-delay:200ms}
.vq{display:flex;flex-direction:column;gap:8px}
.vq div{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:10px 12px;border-radius:12px;background:rgba(255,255,255,.05);font-size:13px}
.vq em{font-style:normal;font-size:11px;padding:3px 8px;border-radius:999px;background:rgba(255,255,255,.08);color:var(--mute);transition:background-color var(--t3),color var(--t3)}
.vq em.ok{background:rgba(79,176,140,.22);color:#9FE0C6}
.vs{display:flex;flex-direction:column;gap:9px}
.vs div{display:grid;grid-template-columns:62px 1fr;align-items:center;gap:10px;font-size:12px;color:var(--mute)}
.vs i{height:10px;border-radius:6px;background:rgba(255,255,255,.14);transform-origin:left;transform:scaleX(0);transition:transform 1200ms var(--expo)}
.in .vs i,.vs.in i{transform:scaleX(1)}
.vr{display:flex;flex-direction:column;gap:8px}
.vr div{align-self:flex-start;max-width:85%;padding:9px 13px;border-radius:14px 14px 14px 4px;background:rgba(255,255,255,.07);font-size:13px}
.vr div.to{align-self:flex-end;border-radius:14px 14px 4px 14px;background:rgba(255,255,255,.14)}
.vm{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
.vm div{padding:12px;border-radius:14px;background:rgba(255,255,255,.05)}
.vm b{display:block;font-size:28px;font-weight:500;letter-spacing:-.03em;line-height:1}
.vm span{font-size:11px;color:var(--mute)}
.bento-foot{margin-top:28px}

/* ---------- beside diagram ---------- */
.beside{display:grid;grid-template-columns:1fr 1.1fr;gap:clamp(30px,6vw,90px);align-items:center}
.dia{position:relative;aspect-ratio:1.15;max-width:560px;width:100%;justify-self:center}
.dia svg.lines{position:absolute;inset:0;width:100%;height:100%;overflow:visible}
.dia svg.lines path{fill:none;stroke:rgba(255,255,255,.22);stroke-width:1;stroke-dasharray:4 6;stroke-dashoffset:0}
.dia .core{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:58%;padding:22px;text-align:center}
.dia .core b{display:block;font-size:22px;letter-spacing:-.02em;font-weight:600;margin-bottom:6px}
.dia .core span{font-size:13px;color:var(--mute)}
.sat{position:absolute;padding:10px 16px;border-radius:999px;font-size:14px;color:var(--mute);box-shadow:inset 0 0 0 1px var(--line2);background:rgba(8,9,11,.5);
  transition:opacity var(--t4) var(--std),transform var(--t4) var(--expo)}
.sat:nth-of-type(1){left:0;top:4%}.sat:nth-of-type(2){right:0;top:4%}.sat:nth-of-type(3){left:0;bottom:4%}.sat:nth-of-type(4){right:0;bottom:4%}
.js .dia:not(.in) .sat{opacity:0;transform:scale(.8)}
.js .dia:not(.in) .core{opacity:0}
.dia .core{transition:opacity var(--t4) var(--std) 200ms}
.dia .sat:nth-of-type(2){transition-delay:120ms}.dia .sat:nth-of-type(3){transition-delay:240ms}.dia .sat:nth-of-type(4){transition-delay:360ms}
.dia.in svg.lines path{animation:flow 1.6s linear infinite}
@keyframes flow{to{stroke-dashoffset:-20}}

/* ---------- mini demo ---------- */
.mini{display:grid;grid-template-columns:1fr 1fr;gap:16px;align-items:stretch}
.mini .pane{padding:22px}
.mini .pane small{display:block;color:var(--dim);font-size:13px;margin-bottom:14px}
.mini .room{display:flex;align-items:center;justify-content:space-between;gap:14px;width:100%;padding:16px 18px;border-radius:16px;border:0;cursor:pointer;
  background:rgba(255,255,255,.06);text-align:left;transition:background-color var(--t2),transform var(--t2) var(--back)}
.mini .room:hover{background:rgba(255,255,255,.1)}
.mini .room:active{transform:scale(.97)}
.mini .room b{font-size:26px;font-weight:500;letter-spacing:-.03em}
.mini .st{display:inline-flex;align-items:center;gap:8px;font-size:14px}
.mini .st i{width:10px;height:10px;border-radius:3px;transition:background-color var(--t3)}
.mini .mirror{display:flex;align-items:center;justify-content:space-between;padding:16px 18px;border-radius:16px;background:rgba(255,255,255,.03);box-shadow:inset 0 0 0 1px var(--line)}
.mini .mirror.ping{animation:ping 900ms var(--expo)}
@keyframes ping{0%{box-shadow:inset 0 0 0 1px rgba(255,255,255,.6),0 0 0 0 rgba(255,255,255,.18)}100%{box-shadow:inset 0 0 0 1px var(--line),0 0 0 18px rgba(255,255,255,0)}}
.mini-tip{margin-top:12px;font-size:13px;color:var(--dim)}

/* ---------- weeks (home strip) ---------- */
.weeks{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:24px;padding-top:34px}
.weeks .rail{position:absolute;left:0;right:0;top:0;height:1px;background:var(--line)}
.weeks .rail i{position:absolute;inset:0;background:var(--ink);transform-origin:left;transform:scaleX(var(--p,0))}
.wk{position:relative;transition:opacity var(--t3) var(--std)}
.wk::before{content:"";position:absolute;top:-39px;left:0;width:11px;height:11px;border-radius:50%;background:var(--bg);box-shadow:inset 0 0 0 1px var(--line2);transition:background-color var(--t3),box-shadow var(--t3)}
.wk.on::before{background:var(--ink);box-shadow:0 0 0 6px rgba(255,255,255,.08)}
.wk:not(.on){opacity:.4}
.wk b{display:block;font-size:14px;font-weight:600;margin-bottom:10px}
.wk p{font-size:16px;color:var(--mute)}

/* ---------- faq ---------- */
.faq{border-top:1px solid var(--line)}
.qa{border-bottom:1px solid var(--line)}
.qa button{width:100%;display:flex;justify-content:space-between;align-items:center;gap:24px;padding:26px 0;background:none;border:0;cursor:pointer;text-align:left;font-size:clamp(18px,1.7vw,22px);letter-spacing:-.015em;font-weight:500}
.qa .pm{position:relative;width:16px;height:16px;flex:none}
.qa .pm::before,.qa .pm::after{content:"";position:absolute;left:0;top:7.5px;width:16px;height:1.5px;background:var(--ink);transition:transform var(--t3) var(--expo)}
.qa .pm::after{transform:rotate(90deg)}
.qa[data-open] .pm::after{transform:rotate(0)}
.qa .ans{display:grid;grid-template-rows:0fr;transition:grid-template-rows var(--t3) var(--expo)}
.qa[data-open] .ans{grid-template-rows:1fr}
.qa .ans>div{overflow:hidden}
.qa .ans p{padding:0 0 28px;color:var(--mute);max-width:68ch}

/* ---------- cta band ---------- */
.cta{padding:clamp(48px,8vw,96px);text-align:center;overflow:hidden}
.cta .d2{max-width:16ch;margin:0 auto}
.cta .lead{margin:22px auto 34px}
.cta .ring{position:absolute;left:50%;top:100%;width:900px;height:900px;transform:translate(-50%,-38%);border-radius:50%;
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.07),0 0 0 90px rgba(255,255,255,.015),0 0 0 180px rgba(255,255,255,.01);pointer-events:none;z-index:-1}

/* ---------- footer ---------- */
.ftr{padding:80px 0 34px;border-top:1px solid var(--line);margin-top:40px}
.ftr .cols{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:40px}
.ftr h4,.ftr .fh{margin:0 0 14px;font-size:13px;font-weight:600;color:var(--dim)}
.ftr ul{list-style:none;margin:0;padding:0}
.ftr li a{display:inline-block;padding:6px 0;color:var(--mute);transition:color var(--t2)}
.ftr li a:hover,.ftr li a[aria-current]{color:var(--ink)}
.ftr .tag{max-width:36ch;color:var(--mute);margin-top:16px;font-size:15px}
.ftr .big{margin-top:70px;overflow:hidden;font-size:clamp(44px,11vw,168px);font-weight:600;letter-spacing:-.06em;line-height:.8;color:transparent;
  -webkit-text-stroke:1px rgba(255,255,255,.12);user-select:none;white-space:nowrap}
.ftr .base{display:flex;justify-content:space-between;margin-top:26px;font-size:13px;color:var(--dim)}

/* ---------- software page ---------- */
.mods{display:grid;grid-template-columns:260px 1fr;gap:clamp(30px,6vw,90px);align-items:start}
.spy{position:sticky;top:120px;list-style:none;margin:0;padding:0}
.spy a{display:flex;align-items:center;gap:12px;padding:10px 0;color:var(--dim);transition:color var(--t2)}
.spy a i{width:22px;height:1px;background:currentColor;transition:width var(--t3) var(--expo)}
.spy a.on{color:var(--ink)}
.spy a.on i{width:40px}
.mod{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center;padding:60px 0;border-top:1px solid var(--line);scroll-margin-top:110px}
.mod:first-child{border-top:0;padding-top:0}
.mod h2{margin-bottom:16px}
.mod ul{list-style:none;margin:22px 0 0;padding:0}
.mod li{display:flex;gap:12px;padding:10px 0;border-top:1px solid var(--line);font-size:15px;color:var(--mute)}
.mod li::before{content:"";width:6px;height:6px;border-radius:2px;background:var(--ink);margin-top:9px;flex:none}
.shot{padding:18px;min-height:280px}
.shot .bar{display:flex;justify-content:space-between;font-size:13px;color:var(--mute);margin-bottom:14px}
.shot .bar b{color:var(--ink);font-weight:600}
.rowi{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:11px 12px;border-radius:12px;background:rgba(255,255,255,.05);font-size:13px;margin-bottom:8px}
.rowi .p{font-size:11px;padding:3px 9px;border-radius:999px;background:rgba(255,255,255,.08);color:var(--mute)}
.matrix{width:100%;border-collapse:collapse;font-size:15px}
.matrix th,.matrix td{padding:16px 10px;border-bottom:1px solid var(--line);text-align:center}
.matrix th:first-child,.matrix td:first-child{text-align:left;color:var(--mute);font-weight:400}
.matrix thead th{font-size:13px;color:var(--dim);font-weight:500}
.matrix .y,.matrix .n{display:inline-block;width:12px;height:12px;border-radius:4px;transition:transform var(--t3) var(--back),opacity var(--t3)}
.matrix .y{background:var(--ink)}
.matrix .n{box-shadow:inset 0 0 0 1px var(--line2)}
.js .mx:not(.in) .y,.js .mx:not(.in) .n{transform:scale(0);opacity:0}
.mx tbody tr:nth-child(2) span{transition-delay:80ms}.mx tbody tr:nth-child(3) span{transition-delay:160ms}.mx tbody tr:nth-child(4) span{transition-delay:240ms}.mx tbody tr:nth-child(5) span{transition-delay:320ms}
.tblw{overflow-x:auto;padding:8px 26px 18px}
.pair{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.pair .glass{padding:clamp(26px,4vw,44px)}
.pair h3{margin-bottom:22px}
.ticks{list-style:none;margin:0;padding:0}
.ticks li{display:flex;gap:14px;align-items:flex-start;padding:13px 0;border-top:1px solid var(--line);color:var(--mute)}
.ticks svg{width:16px;height:16px;flex:none;margin-top:4px}
.strike{display:flex;flex-wrap:wrap;gap:12px 40px;margin:34px 0 26px}
.strike span{position:relative;font-size:clamp(28px,4vw,52px);letter-spacing:-.03em;color:var(--dim);font-weight:500}
.strike span::after{content:"";position:absolute;left:-4px;right:-4px;top:54%;height:2px;background:var(--ink);transform-origin:left;transform:scaleX(0);transition:transform 900ms var(--expo)}
.strike.in span::after{transform:scaleX(1)}
.strike span:nth-child(2)::after{transition-delay:120ms}.strike span:nth-child(3)::after{transition-delay:240ms}.strike span:nth-child(4)::after{transition-delay:360ms}

/* ---------- method page ---------- */
.tl{position:relative;display:grid;grid-template-columns:60px 1fr;gap:0 32px}
.tl .rail{position:relative;grid-row:1 / span 4}
.tl .rail::before,.tl .rail i{content:"";position:absolute;left:50%;top:0;bottom:0;width:1px;background:var(--line)}
.tl .rail i{background:var(--ink);transform-origin:top;transform:scaleY(var(--p,0))}
.step{display:grid;grid-template-columns:1fr 1fr;gap:28px;padding:30px;margin-bottom:16px;grid-column:2}
.step .wl{font-size:14px;font-weight:600;color:var(--mute);margin-bottom:12px;display:flex;align-items:center;gap:10px}
.step .wl i{width:8px;height:8px;border-radius:50%;background:var(--ink)}
.step p.mute{margin-top:12px}
.step .out{align-self:end;padding:18px;border-radius:16px;background:rgba(255,255,255,.04);box-shadow:inset 0 0 0 1px var(--line)}
.step .out small{display:block;font-size:12px;color:var(--dim);margin-bottom:6px}
.js .step:not(.in){opacity:0;transform:translateX(30px)}
.step{transition:opacity var(--t4) var(--std),transform var(--t4) var(--expo)}
.rules{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.rules .glass{padding:30px;min-height:260px;display:flex;flex-direction:column}
.rules h3{margin-bottom:auto;padding-bottom:30px;max-width:14ch}
.rules p{color:var(--mute);font-size:15px}
.pay{display:grid;grid-template-columns:1fr 1fr 1.2fr;gap:6px;margin:36px 0 22px}
.pay div{padding:18px;border-radius:14px;background:rgba(255,255,255,.06);font-size:15px;transform-origin:left;transition:transform 900ms var(--expo),opacity var(--t4)}
.pay div:last-child{background:transparent;border:1px dashed rgba(255,255,255,.22)}
.js .pay:not(.in) div{transform:scaleX(.2);opacity:0}
.pay div:nth-child(2){transition-delay:140ms}.pay div:nth-child(3){transition-delay:280ms}

/* ---------- demo app ---------- */
.app{padding:clamp(14px,2vw,22px);border-radius:32px}
.tabs{position:relative;display:flex;gap:4px;padding:5px;border-radius:999px;background:rgba(0,0,0,.28);overflow-x:auto;scrollbar-width:none}
.tabs::-webkit-scrollbar{display:none}
.tabs button{position:relative;z-index:1;flex:none;min-height:44px;padding:0 18px;border-radius:999px;border:0;background:none;cursor:pointer;font-size:14px;font-weight:500;color:var(--mute);transition:color var(--t2)}
.tabs button[aria-selected="true"]{color:var(--bg)}
.tabs button .bdg{position:absolute;top:7px;right:7px;width:7px;height:7px;border-radius:50%;background:var(--C);transform:scale(0);transition:transform var(--t3) var(--back)}
.tabs button.hot .bdg{transform:scale(1)}
.tabs .tind{position:absolute;top:5px;bottom:5px;left:0;border-radius:999px;background:var(--ink);transition:transform var(--t3) var(--expo),width var(--t3) var(--expo)}
.view{padding:22px 6px 6px;min-height:520px}
.view[hidden]{display:none}
.view.enter{animation:venter 520ms var(--expo)}
@keyframes venter{from{opacity:0;transform:translateY(10px)}}
.vh{display:flex;justify-content:space-between;align-items:flex-end;gap:16px;flex-wrap:wrap;margin-bottom:18px}
.vh h3{font-size:24px;font-weight:500;letter-spacing:-.02em}
.vh small{display:block;color:var(--dim);font-size:13px;margin-bottom:4px}
.cols2{display:grid;grid-template-columns:1.4fr 1fr;gap:16px}
.card{padding:18px;border-radius:20px;background:rgba(255,255,255,.04);box-shadow:inset 0 0 0 1px var(--line)}
.card h4{margin:0 0 12px;font-size:14px;font-weight:600;color:var(--mute)}
.floor{display:grid;grid-template-columns:repeat(8,1fr);gap:6px;margin-bottom:10px}
.floor button,.floor .rc{display:grid;place-items:center;aspect-ratio:1;border-radius:10px;border:0;cursor:default;font-size:12px;font-weight:600;color:rgba(8,9,11,.85);position:relative;transition:background-color var(--t3) var(--std),transform var(--t2) var(--back)}
.floor .rc.pr::after,.floor button.pr::after{content:"";position:absolute;top:4px;right:4px;width:6px;height:6px;border-radius:50%;background:var(--ink);box-shadow:0 0 0 2px rgba(8,9,11,.6)}
.flash{animation:flash 900ms var(--expo)}
@keyframes flash{0%{box-shadow:0 0 0 0 rgba(255,255,255,.7)}100%{box-shadow:0 0 0 10px rgba(255,255,255,0)}}
.li{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:12px 14px;border-radius:14px;background:rgba(255,255,255,.05);margin-bottom:8px;font-size:14px;flex-wrap:wrap}
.li .meta{font-size:12px;color:var(--dim)}
.sbtn{min-height:40px;padding:0 16px;border-radius:999px;border:0;cursor:pointer;background:var(--ink);color:var(--bg);font-size:13px;font-weight:600;transition:transform var(--t2) var(--back),opacity var(--t2)}
.sbtn:active{transform:scale(.94)}
.sbtn.g{background:rgba(255,255,255,.09);color:var(--ink)}
.sbtn[disabled]{opacity:.4;cursor:default}
.tag{display:inline-flex;align-items:center;gap:6px;font-size:12px;color:var(--mute)}
.tag i{width:8px;height:8px;border-radius:2px}
.fld{display:flex;flex-direction:column;gap:6px;margin-bottom:12px}
.fld label{font-size:13px;color:var(--mute)}
.fld select,.fld input,.fld textarea{min-height:44px;padding:10px 14px;border-radius:12px;border:0;background:rgba(255,255,255,.06);box-shadow:inset 0 0 0 1px var(--line2)}
.kpis{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:16px}
.kpi{padding:18px;border-radius:18px;background:rgba(255,255,255,.05)}
.kpi b{display:block;font-size:40px;font-weight:500;letter-spacing:-.04em;line-height:1;transition:transform var(--t3) var(--back)}
.kpi b.bump{animation:bump 600ms var(--back)}
@keyframes bump{40%{transform:scale(1.14)}}
.kpi span{font-size:13px;color:var(--mute)}
.toast{position:fixed;left:50%;bottom:26px;z-index:60;transform:translate(-50%,30px);opacity:0;padding:12px 18px;border-radius:999px;font-size:14px;pointer-events:none;
  transition:transform var(--t3) var(--expo),opacity var(--t2) var(--std);width:max-content;max-width:min(92vw,560px);text-align:center;border-radius:18px}
.toast.show{transform:translate(-50%,0);opacity:1}
.empty{font-size:14px;color:var(--dim);padding:6px 2px}

/* ---------- contact ---------- */
.ct{display:grid;grid-template-columns:1.25fr .75fr;gap:clamp(24px,4vw,60px);align-items:start}
.form{padding:clamp(24px,4vw,44px)}
.f2{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.f2 .full{grid-column:1 / -1}
.ff{display:flex;flex-direction:column;gap:8px}
.ff label{font-size:14px;color:var(--mute)}
.ff label small{color:var(--dim)}
.ff input,.ff select,.ff textarea{width:100%;min-height:50px;padding:12px 16px;border-radius:14px;border:0;background:rgba(255,255,255,.05);box-shadow:inset 0 0 0 1px var(--line2);
  transition:box-shadow var(--t2) var(--std),background var(--t2)}
.ff textarea{min-height:110px;resize:vertical}
.ff input:focus,.ff select:focus,.ff textarea:focus{outline:none;background:rgba(255,255,255,.08);box-shadow:inset 0 0 0 1px rgba(255,255,255,.55)}
.ff select option{background:#16191F}
.ff .err{font-size:13px;color:#F08A87;min-height:0}
.ff[data-bad] input{box-shadow:inset 0 0 0 1px rgba(224,97,94,.7)}
.seg{display:flex;gap:6px;padding:4px;border-radius:999px;background:rgba(255,255,255,.05);box-shadow:inset 0 0 0 1px var(--line2);width:max-content}
.seg label{position:relative}
.seg input{position:absolute;opacity:0;pointer-events:none}
.seg span{display:flex;align-items:center;min-height:42px;padding:0 18px;border-radius:999px;cursor:pointer;font-size:14px;color:var(--mute);transition:background var(--t2),color var(--t2)}
.seg input:checked+span{background:var(--ink);color:var(--bg)}
.seg input:focus-visible+span{outline:2px solid var(--ink);outline-offset:2px}
.fsub{display:flex;align-items:center;gap:20px;flex-wrap:wrap;margin-top:30px}
.fsub .small{max-width:34ch}
.serr{color:#F08A87;font-size:14px;margin-top:14px}
.done{text-align:left;padding:30px 0}
.done .ok{width:58px;height:58px;border-radius:50%;display:grid;place-items:center;background:var(--ink);color:var(--bg);margin-bottom:26px;animation:pop 700ms var(--back)}
@keyframes pop{from{transform:scale(0)}}
.steps{list-style:none;margin:0;padding:0;counter-reset:s}
.steps li{position:relative;padding:0 0 30px 44px;counter-increment:s}
.steps li::before{content:counter(s);position:absolute;left:0;top:0;width:28px;height:28px;border-radius:50%;display:grid;place-items:center;font-size:13px;font-weight:600;box-shadow:inset 0 0 0 1px var(--line2)}
.steps li::after{content:"";position:absolute;left:14px;top:34px;bottom:6px;width:1px;background:var(--line)}
.steps li:last-child::after{display:none}
.steps b{display:block;font-weight:500;margin-bottom:4px}
.steps p{color:var(--mute);font-size:15px}
.aside{position:sticky;top:120px}

/* ---------- 404 ---------- */
.nf{min-height:100svh;display:grid;place-items:center;text-align:center;padding:120px 20px}

/* ---------- responsive ---------- */
/* ---------- about teaser (home) + about page ---------- */
.teaser{padding:clamp(40px,8vh,90px) 0}
.tz{display:grid;grid-template-columns:220px 1fr;gap:clamp(20px,4vw,60px);padding-top:28px;border-top:1px solid var(--line);max-width:980px}
.tz-l{font-size:14px;font-weight:600;color:var(--dim);letter-spacing:.01em;padding-top:6px}
.tz-x{font-size:clamp(19px,1.8vw,24px);line-height:1.45;letter-spacing:-.01em;color:var(--ink);max-width:46ch;margin-bottom:18px}
.abgrid{display:grid;grid-template-columns:1fr;max-width:980px;gap:clamp(30px,5vw,80px);align-items:start}
.abrow{display:grid;grid-template-columns:240px 1fr;gap:28px;padding:38px 0;border-top:1px solid var(--line)}
.abrow:first-child{border-top:0;padding-top:0}
.abrow .lead{max-width:60ch}
.abfacts{position:sticky;top:120px;padding:26px 30px}
.abfacts .ticks li:first-child{border-top:0}

/* ---------- CTAs ---------- */
.btn .arr{width:16px;height:16px;flex:none;transition:transform var(--t2) var(--expo)}
.btn:hover .arr{transform:translateX(4px)}
.btn-p .arr{animation:nudge 2.6s var(--expo) infinite 2s}
.btn-p:hover .arr{animation:none}
@keyframes nudge{0%,70%,100%{transform:none}80%{transform:translateX(5px)}90%{transform:translateX(0)}}
.btn-xl{min-height:60px;padding:0 34px;font-size:18px}
.strip{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:26px 28px 26px 34px;border-radius:24px;margin:0 0 clamp(20px,4vh,40px)}
.strip .d3{max-width:28ch}
.mcta{position:fixed;left:16px;right:16px;bottom:calc(14px + env(safe-area-inset-bottom));z-index:40;display:none;box-shadow:0 14px 40px rgba(0,0,0,.55);
  transform:translateY(140%);transition:transform var(--t3) var(--expo)}
.mcta.on{transform:none}

/* ---------- full screen demo ---------- */
body.demo-full{height:100dvh;overflow:hidden}
.dshell{height:100dvh;display:flex;flex-direction:column;gap:12px;padding:12px clamp(10px,2vw,22px) calc(12px + env(safe-area-inset-bottom))}
.dbar{display:flex;align-items:center;gap:18px;min-height:56px}
.dback{display:inline-flex;align-items:center;gap:10px;min-height:46px;padding:0 18px 0 14px;border-radius:999px;font-size:15px;font-weight:600;
  background:rgba(255,255,255,.07);box-shadow:inset 0 0 0 1px var(--line2);transition:background var(--t2),transform var(--t2) var(--back);flex:none}
.dback:hover{background:rgba(255,255,255,.13)}
.dback:active{transform:scale(.95)}
.dback svg{width:16px;height:16px;transition:transform var(--t2) var(--expo)}
.dback:hover svg{transform:translateX(-3px)}
.dback .s{display:none}
.dtitle{min-width:0;flex:1}
.dtitle h1{font-size:20px;font-weight:500;letter-spacing:-.02em;line-height:1.2}
.dtitle p{font-size:13px;color:var(--mute);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.dacts{display:flex;align-items:center;gap:8px;flex:none}
.dacts .btn{min-height:46px;padding:0 20px;font-size:15px}
.demo-full .app{flex:1;min-height:0;display:flex;flex-direction:column;border-radius:26px;padding:12px}
.dhint{font-size:13px;color:var(--mute);padding:10px 8px 0}
.dhint span{color:var(--dim)}
.vwrap{flex:1;min-height:0;overflow-y:auto;overscroll-behavior:contain;-webkit-overflow-scrolling:touch;padding:0 4px}
.demo-full .view{min-height:0}
.demo-full .toast{bottom:calc(24px + env(safe-area-inset-bottom))}

@media (max-width:1024px){
  .links{display:none}.nav>.btn{display:none}.burger{display:block}
  .bento{grid-template-columns:repeat(2,1fr)}.b1,.b2,.b3,.b4,.b5{grid-column:span 2;grid-row:auto}
  .beside,.mini,.ct,.mods,.mod,.cols2,.pair{grid-template-columns:1fr}
  .spy{display:none}.aside{position:static}
  .abgrid{grid-template-columns:1fr}.abfacts{position:static}
  .rules{grid-template-columns:1fr}
  .weeks{grid-template-columns:1fr 1fr;row-gap:44px}
  .weeks .rail{display:none}.wk::before{display:none}.wk:not(.on){opacity:1}
  .flo:nth-child(3),.flo:nth-child(4){display:none}
}
@media (max-width:767px){
  body{font-size:16px}
  .mcta{display:flex}
  .tz,.abrow{grid-template-columns:1fr;gap:12px}
  .strip{flex-direction:column;align-items:flex-start;padding:24px}
  .strip .btn{width:100%}
  .dbar{gap:10px;flex-wrap:wrap}
  .dback .l{display:none}.dback .s{display:inline}
  .dtitle{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
  .dbar{justify-content:space-between;flex-wrap:nowrap}
  .dacts .sbtn{display:none}
  .dacts .btn{padding:0 16px;font-size:14px}
  .demo-full .app{padding:8px;border-radius:20px}
  .dhint{font-size:12px}
  .glass{backdrop-filter:none;-webkit-backdrop-filter:none;background:rgba(22,24,29,.86)}
  .hdr .glass.nav{backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);background:rgba(16,18,22,.72)}
  .field i:nth-child(3){display:none}.field i{animation:none}
  .floaters{display:none}
  .hero{padding:110px 0 70px}
  .hero .acts .btn{width:100%}
  .sec-h{flex-direction:column;align-items:flex-start}
  .stmt .cols{grid-template-columns:1fr;gap:20px}
  .weeks{grid-template-columns:1fr}
  .kpis{grid-template-columns:1fr 1fr}
  .f2{grid-template-columns:1fr}
  .step{grid-template-columns:1fr;padding:22px}
  .tl{grid-template-columns:22px 1fr;gap:0 16px}
  .pay{grid-template-columns:1fr}
  .ftr .cols{grid-template-columns:1fr 1fr}.ftr .cols>div:first-child{grid-column:1 / -1}
  .vm{grid-template-columns:1fr 1fr}
  .floor{grid-template-columns:repeat(4,1fr)}
  .grid8{grid-template-columns:repeat(8,1fr);gap:4px}
  .cell{font-size:9px;border-radius:5px}
  .msg{font-size:15px}
  .dia{aspect-ratio:.95}
  .dia .core{width:72%}
  .sat{font-size:13px;padding:8px 12px}
}
/* phones: no live blur, no blend layers, no fixed animated field */
@media (max-width:767px),(pointer:coarse){
  .field{position:absolute;height:100svh;background:radial-gradient(90% 60% at 20% 0%,#1A2130 0%,transparent 70%),radial-gradient(80% 50% at 100% 40%,#17191F 0%,transparent 70%),var(--bg)}
  .field i{display:none}
  .grain{display:none}
  .glass{backdrop-filter:none;-webkit-backdrop-filter:none;background:rgba(22,24,29,.88)}
  .hdr .glass.nav,.hdr.cond .nav{backdrop-filter:none;-webkit-backdrop-filter:none;background:rgba(14,16,20,.94)}
  .sheet{backdrop-filter:none;-webkit-backdrop-filter:none;background:rgba(8,9,11,.97)}
  .msg,.board{will-change:auto}
  .cue::after{animation:none}
  ::view-transition-old(root){animation-duration:160ms}
  ::view-transition-new(root){animation-duration:320ms}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:1ms !important;animation-iteration-count:1 !important;transition-duration:1ms !important;transition-delay:0ms !important}
  .field i{animation:none}
  .js [data-r]:not(.in),.js .bento .bt:not(.in),.js .step:not(.in){opacity:1;transform:none;filter:none;clip-path:none}
  .js .mask:not(.in)>span{transform:none}
  .stmt .d2 .w{opacity:1}
  ::view-transition-old(root),::view-transition-new(root){animation:none}
}
.arch path{transform-box:fill-box}
.conv-h span{transition:opacity var(--t3) var(--std)}
.hero h1{font-size:clamp(38px,5.2vw,80px);max-width:17ch;line-height:1.02}
html[lang="ru"] .hero h1{font-size:clamp(34px,4.6vw,70px)}