@font-face{font-family:NamiInter;src:url(/inter-cyrillic.woff2) format('woff2');font-weight:100 900;unicode-range:U+0400-045F,U+0490-0491,U+2116}
@font-face{font-family:NamiInter;src:url(/inter-latin.woff2) format('woff2');font-weight:100 900}
@font-face{font-family:Caveat;src:url(/caveat-cyrillic.woff2) format('woff2');font-weight:400 700;unicode-range:U+0400-045F,U+0490-0491,U+2116}
@font-face{font-family:Caveat;src:url(/caveat-latin.woff2) format('woff2');font-weight:400 700}

:root{--blue:#0000ff;--paper:#f5f0e7;--card:#fffdf8;--ink:#20242c;--ink-2:#4a4e58;--ink-3:#7a7c84;--line:#dcd5c8;--coral:#ee8f76}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--paper);color:var(--ink);font:400 17px/1.5 NamiInter,Inter,system-ui,sans-serif}
button{font:inherit;color:inherit}
[hidden]{display:none!important}
.ic{width:26px;height:26px;fill:none;stroke:var(--blue);stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;flex:none}

.dv-btn{display:inline-flex;align-items:center;justify-content:center;height:52px;padding:0 28px;border:0;border-radius:14px;background:var(--blue);color:#fff;font-weight:650;font-size:17px;cursor:pointer;text-decoration:none;transition:transform .12s,opacity .12s}
.dv-btn:hover{transform:translateY(-1px)}
.dv-btn:disabled{opacity:.35;cursor:default;transform:none}
.dv-btn.white{background:#fff;color:var(--blue)}
.dv-lnk{border:0;background:none;padding:6px 2px;color:var(--blue);font-weight:600;cursor:pointer}
.dv-lnk.light{color:#ffffffd0}
.dv-lnk:hover{text-decoration:underline;text-underline-offset:3px}

.dv-hello{min-height:100vh;min-height:100dvh;position:relative;color:#fff;
  background:linear-gradient(90deg,var(--blue) 0 34%,#0000ff00 64%),url(assets/paper-mark-wave.webp) right center/auto 100% no-repeat,var(--blue)}
.dv-lockup{position:absolute;left:clamp(16px,6vw,80px);top:clamp(20px,5vw,56px);width:150px}
.dv-hello-in{position:absolute;left:clamp(16px,6vw,80px);top:50%;transform:translateY(-50%);width:min(620px,calc(100% - 32px))}
.dv-hello h1{margin:0 0 20px;font-size:clamp(38px,6vw,76px);line-height:1.02;letter-spacing:-.035em;font-weight:740}
.dv-hello p{margin:0 0 36px;font-size:clamp(18px,2vw,22px);color:#ffffffd8;max-width:520px}
.dv-go{display:flex;gap:22px;align-items:center;flex-wrap:wrap}
@media (max-width:640px){
  .dv-hello{background:linear-gradient(180deg,#0000ff00 0 30%,var(--blue) 55%),url(assets/paper-mark-wave.webp) 70% 0/auto 55% no-repeat,var(--blue)}
  .dv-hello-in{top:auto;bottom:40px;transform:none}
}

.dv-q{min-height:100vh;min-height:100dvh;display:flex;flex-direction:column}
.dv-qbar{display:flex;align-items:center;gap:16px;padding:20px clamp(16px,5vw,48px)}
.dv-bar-logo{height:26px;width:auto}
.dv-count{margin-left:auto;font-size:14px;color:var(--ink-3);font-variant-numeric:tabular-nums}
.dv-dots{display:flex;gap:6px}
.dv-dots i{width:28px;height:4px;border-radius:2px;background:var(--line)}
.dv-dots i.on{background:var(--blue)}
.dv-qin{width:min(760px,calc(100% - 32px));margin:clamp(16px,6vh,72px) auto 0;flex:1}
.dv-qin h2{margin:0 0 8px;font-size:clamp(30px,4.4vw,48px);line-height:1.08;letter-spacing:-.03em;font-weight:730;outline:none}
.dv-hint{margin:0 0 28px;color:var(--ink-3)}
.dv-tiles{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
@media (max-width:560px){.dv-tiles{grid-template-columns:1fr}}
.dv-tile{position:relative;display:flex;align-items:center;gap:14px;min-height:64px;padding:14px 18px;border:2px solid var(--line);border-radius:16px;background:var(--card);text-align:left;font-size:17px;font-weight:550;cursor:pointer;transition:border-color .15s,background .15s}
.dv-tile:hover{border-color:#0000ff66}
.dv-tile[aria-pressed="true"]{border-color:var(--blue);background:#0000ff0d}
.dv-n{margin-left:auto;display:grid;place-items:center;width:26px;height:26px;border-radius:50%;background:var(--blue);color:#fff;font:700 13px/1 NamiInter,sans-serif;font-style:normal}
.dv-own{display:contents}
.dv-own .dv-field{display:none;grid-column:1/-1}
.dv-own.open .dv-field{display:block}
.dv-field{width:100%;height:56px;padding:0 18px;border:2px solid var(--line);border-radius:14px;background:var(--card);font:inherit;color:var(--ink);outline:none}
.dv-field:focus{border-color:var(--blue)}
.dv-field.sm{height:44px;width:150px;border-radius:22px;padding:0 16px;font-size:15px}
.dv-qfoot{display:flex;justify-content:space-between;align-items:center;width:min(760px,calc(100% - 32px));margin:32px auto;padding-bottom:env(safe-area-inset-bottom)}

.dv-chips{display:flex;flex-wrap:wrap;gap:10px}
.dv-chip{height:36px;padding:0 14px;border:2px solid var(--line);border-radius:18px;background:var(--card);font-size:15px;font-weight:550;cursor:pointer}
.dv-chip.big{height:44px;padding:0 18px;border-radius:22px;font-size:16px}
.dv-chip[aria-pressed="true"]{border-color:var(--blue);background:var(--blue);color:#fff}
.dv-chip:hover{border-color:#0000ff66}
.dv-airows{margin-top:28px;display:grid;gap:10px}
.dv-airow{display:flex;flex-wrap:wrap;align-items:center;gap:12px 16px;padding:14px 18px;border-radius:16px;background:var(--card);border:2px solid var(--line)}
.dv-airow b{min-width:110px}
.dv-seg{display:inline-flex;padding:3px;border-radius:12px;background:#ece5d8}
.dv-seg button{height:32px;padding:0 14px;border:0;border-radius:9px;background:none;font-size:14px;font-weight:600;color:var(--ink-2);cursor:pointer}
.dv-seg button[aria-pressed="true"]{background:#fff;color:var(--blue);box-shadow:0 1px 3px #20242c22}
.dv-plans{display:flex;gap:8px;flex-wrap:wrap}

.dv-dl{display:grid;grid-template-columns:140px 1fr;gap:18px 20px;margin:28px 0 36px;font-size:19px}
.dv-dl dt{color:var(--ink-3)}
.dv-dl dd{margin:0;font-weight:600}
.dv-dl .dv-lnk{font-size:15px;margin-left:8px}
@media (max-width:560px){.dv-dl{grid-template-columns:1fr;gap:4px}.dv-dl dd{margin-bottom:14px}}

.dv-bar{position:sticky;top:0;z-index:5;display:flex;align-items:center;gap:16px;padding:12px clamp(16px,4vw,40px);background:#f5f0e7ee;backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.dv-bar-t{font-weight:650;color:var(--ink-2)}
.dv-acts{margin-left:auto;display:flex;gap:8px}
.dv-act{display:inline-flex;align-items:center;gap:8px;height:36px;padding:0 14px;border:1px solid var(--line);border-radius:10px;background:var(--card);font-size:14px;font-weight:600;cursor:pointer}
.dv-act svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.dv-act:hover{border-color:var(--blue);color:var(--blue)}
@media (max-width:560px){.dv-act span{display:none}.dv-act{width:40px;justify-content:center;padding:0}}
.dv-slides{width:min(1200px,calc(100% - 32px));margin:28px auto 0;display:grid;gap:24px}
.sl{--k:.75;position:relative;width:100%;aspect-ratio:16/9;overflow:hidden;border-radius:14px;box-shadow:0 10px 30px #20242c18}
.sl>.in{position:absolute;left:0;top:0;width:1600px;height:900px;transform:scale(var(--k));transform-origin:0 0}
.dv-end{display:flex;justify-content:center;padding:44px 16px 80px}
.dv-toast{position:fixed;left:50%;bottom:28px;transform:translate(-50%,20px);padding:12px 20px;border-radius:12px;background:var(--ink);color:#fff;font-size:15px;opacity:0;pointer-events:none;transition:.2s;max-width:calc(100% - 32px)}
.dv-toast.on{opacity:1;transform:translate(-50%,0)}

.in.nm{font-family:NamiInter,Inter,system-ui,sans-serif;background:var(--paper);color:var(--ink);line-height:1.3}
.in .c-kick{position:absolute;left:80px;top:64px;margin:0;font:700 19px/1.4 ui-monospace,Menlo,monospace;letter-spacing:.12em;color:var(--blue);text-transform:uppercase}
.in .c-h{position:absolute;left:80px;top:104px;width:1440px;margin:0;font-size:64px;line-height:1.08;font-weight:720;letter-spacing:-.025em}
.in .c-sub{position:absolute;left:80px;top:190px;width:1300px;margin:0;font-size:30px;color:var(--ink-2)}
.in .c-body{position:absolute;left:80px;right:80px;top:290px;bottom:100px}
.in .hand{font:600 40px/1 Caveat,cursive;color:#fff;transform:rotate(-3deg);margin:0;position:absolute;left:80px;bottom:90px}
.in .ic{width:52px;height:52px}
.in .lit{border-radius:18px;transition:background .18s,color .18s,box-shadow .18s}
.in .lit:hover{background:var(--blue);color:#fff;box-shadow:0 0 0 24px var(--blue)}
.in .lit:hover *{color:#fff!important;border-color:#ffffff66!important}
.in .lit:hover .ic{stroke:#fff}

.t-title{background:linear-gradient(90deg,var(--blue) 0 380px,#0000ff00 760px),url(assets/paper-mark-wave.webp) right center/auto 100% no-repeat,var(--blue)!important;color:#fff!important}
.t-title .lockup{position:absolute;left:80px;top:72px;width:260px}
.t-title .c-h{top:290px;width:860px;font-size:92px;line-height:1.02;color:#fff;letter-spacing:-.035em}
.t-title .c-sub{top:600px;width:760px;font-size:34px;color:#ffffffd8}

.loop{position:absolute;inset:0;display:grid;grid-template-rows:auto 1fr;gap:54px}
.steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(5,1fr);gap:24px;position:relative}
.steps::before{content:"";position:absolute;left:30px;right:30px;top:30px;border-top:4px dashed #0000ff55}
.steps li{position:relative;padding:0 14px 14px}
.steps em{display:grid;place-items:center;width:60px;height:60px;border-radius:50%;background:var(--card);border:3px solid var(--blue);font:700 26px/1 NamiInter,sans-serif;font-style:normal;color:var(--blue);margin-bottom:18px;position:relative}
.steps b{display:block;font-size:30px;line-height:1.2}
.steps li:hover em{background:#fff;border-color:#fff!important;color:var(--blue)!important}
.cost{display:grid;grid-template-columns:1.25fr 1fr 1fr;gap:28px;align-items:end}
.files{position:relative;height:300px}
.files span{position:absolute;left:calc(var(--i)*30px);top:calc(var(--i)*50px);padding:9px 20px;border-radius:12px;background:var(--card);border:2px solid var(--line);font-size:22px;color:var(--ink-2);box-shadow:0 10px 16px #20242c12;white-space:nowrap}
.files span:last-child{border-color:var(--coral);color:var(--ink)}
.num{padding:24px 28px}
.num b{display:block;font-size:150px;font-weight:760;color:var(--blue);letter-spacing:-.05em;line-height:.9}
.num span{display:block;margin-top:14px;font-size:27px;color:var(--ink-2);white-space:nowrap}

.map{position:absolute;inset:0;display:grid;grid-template-columns:1fr 1.15fr 1fr;align-items:center}
.side{display:grid;gap:20px}
.side h3{margin:0 0 4px;font-size:22px;letter-spacing:.1em;color:var(--ink-3);font-weight:700}
.side div{padding:22px 28px;background:var(--card);border:2px solid var(--line);font-size:28px;font-weight:600}
.side div small{display:block;font-size:21px;font-weight:400;color:var(--ink-3);margin-top:4px}
.side div.you{border-color:var(--blue)}
.core{margin:0 56px;padding:40px 40px 44px;border-radius:28px;background:var(--blue);color:#fff;position:relative}
.core img{width:150px;display:block;margin-bottom:26px}
.core ul{list-style:none;margin:0;padding:0;display:grid;gap:14px}
.core li{font-size:30px;font-weight:600;padding:12px 18px;border-radius:12px;background:#ffffff1f}
.core::before,.core::after{content:"";position:absolute;top:50%;width:56px;border-top:4px dashed var(--blue)}
.core::before{right:100%}.core::after{left:100%}

.shot{position:absolute;left:0;right:0;top:0;bottom:-20px}
.shot .frame{position:absolute;left:0;top:0;width:920px;border-radius:18px;overflow:hidden;border:2px solid var(--line);box-shadow:0 30px 60px #20242c22;background:#fff}
.shot .frame img{display:block;width:100%;height:auto}
.notes{position:absolute;left:980px;top:0;right:0;display:grid;gap:18px}
.notes div{padding:22px 26px;background:var(--card);border:2px solid var(--line)}
.notes b{display:block;font-size:28px;line-height:1.2}
.notes span{display:block;font-size:22px;color:var(--ink-2);margin-top:6px;line-height:1.3}

.day{position:absolute;inset:0;display:grid;grid-template-columns:560px 1fr;gap:64px}
.day .doc{position:relative;border-radius:18px;overflow:hidden;border:2px solid var(--line);box-shadow:0 30px 60px #20242c22;background:#fff}
.day .doc img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:62% 0}
.vers{list-style:none;margin:0;padding:0;display:grid;gap:22px;align-content:end}
.vers li{display:grid;grid-template-columns:150px 1fr;gap:20px;align-items:center;padding:20px 26px;background:var(--card);border:2px solid var(--line)}
.vers em{font:700 24px/1 NamiInter,sans-serif;font-style:normal;color:var(--blue);letter-spacing:.06em}
.vers b{font-size:28px;line-height:1.25;font-weight:600}
.vers li.link{border-style:dashed;border-color:#0000ff88}

.two{position:absolute;inset:0;display:grid;grid-template-columns:1fr 120px 1.15fr;align-items:center}
.say{padding:40px;border-radius:28px 28px 28px 6px!important;background:var(--card);border:2px solid var(--line);font-size:34px;line-height:1.3}
.say small{display:block;font-size:22px;color:var(--ink-3);margin-bottom:14px}
.to{justify-self:center;font-size:60px;color:var(--blue)}
.lesson{padding:40px 44px;background:var(--card);border:2px solid var(--blue)}
.lesson .code{font:700 22px/1 NamiInter,sans-serif;color:var(--blue);letter-spacing:.08em}
.lesson dl{margin:22px 0 0;display:grid;grid-template-columns:160px 1fr;gap:16px 18px;font-size:28px;line-height:1.3}
.lesson dt{color:var(--ink-3)}.lesson dd{margin:0}
.lesson .on{margin-top:26px;display:inline-block;padding:10px 20px;border-radius:30px;background:var(--blue);color:#fff;font-size:22px;font-weight:700}
.lesson:hover .on{background:#fff;color:var(--blue)!important}

.card{display:flex;flex-direction:column;gap:18px;padding:34px 32px;background:var(--card);border:2px solid var(--line)}
.card b{font-size:36px;line-height:1.15}
.card span{font-size:26px;color:var(--ink-2);line-height:1.35}
.three{position:absolute;inset:0 0 70px;display:grid;grid-template-columns:repeat(3,1fr);gap:56px;align-content:end}
.three .card{min-height:360px}
.four{position:absolute;inset:0;display:grid;grid-template-columns:repeat(4,1fr);gap:56px;align-content:end}
.four .card{min-height:390px}
.four .card b{font-size:32px}.four .card span{font-size:24px}
.also{position:absolute;left:0;right:0;bottom:0;margin:0;font-size:24px;color:var(--ink-3)}

.t-end{background:linear-gradient(90deg,var(--blue) 0 620px,#0000ff00 860px),url(assets/paper-mark-desk.webp) right center/auto 100% no-repeat,var(--blue)!important;color:#fff!important}
.t-end .c-kick{color:#ffffffc0}.t-end .c-h{color:#fff}.t-end .c-sub{color:#ffffffd8}
.go{position:absolute;left:0;top:30px;width:760px;list-style:none;margin:0;padding:0;display:grid;gap:30px}
.go li{display:grid;grid-template-columns:70px 1fr;gap:18px;align-items:baseline;border-radius:14px}
.go em{font:700 54px/1 NamiInter,sans-serif;font-style:normal}
.go b{font-size:36px;line-height:1.2}
.go li:hover{background:#ffffff1f;box-shadow:0 0 0 24px #ffffff1f}

@media print{
  @page{size:1600px 900px;margin:0}
  body{background:#fff}
  .dv-bar,.dv-end,.dv-toast,.dv-scr:not(.dv-deck){display:none!important}
  .dv-slides{width:1600px;margin:0;gap:0;display:block}
  .sl{--k:1!important;width:1600px;height:900px;aspect-ratio:auto;border-radius:0;box-shadow:none;break-after:page;page-break-after:always}
  .sl>.in{transform:none}
  *{-webkit-print-color-adjust:exact;print-color-adjust:exact}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important}}

.dv-qin.wide{width:min(1040px,calc(100% - 32px))}
.dv-tiles.cols3{grid-template-columns:repeat(3,1fr)}
@media (max-width:900px){.dv-tiles.cols3{grid-template-columns:repeat(2,1fr)}}
@media (max-width:560px){.dv-tiles.cols3{grid-template-columns:1fr}}
.dv-n.dim{background:#ece5d8;color:var(--ink-2)}
.dv-picked{min-height:1.5em;margin:18px 0 0;color:var(--ink-3);font-size:15px}
.dv-qin.wide + .dv-qfoot{width:min(1040px,calc(100% - 32px))}
.dv-airow{align-items:flex-start}
.dv-airow b{padding-top:6px}
.dv-airow .dv-plans{flex:1;min-width:0}

.pair{position:absolute;inset:0 0 70px;display:grid;grid-template-columns:repeat(2,1fr);gap:56px;align-content:end}
.one{position:absolute;inset:0 700px 70px 0;display:grid;align-content:end}
.pair .card,.one .card{min-height:380px}
.mini{margin:0;padding:0;list-style:none;display:grid;gap:14px;counter-reset:m}
.mini li{counter-increment:m;display:grid;grid-template-columns:44px 1fr;font-size:26px;line-height:1.35;color:var(--ink-2)}
.mini li::before{content:counter(m);font-weight:700;color:var(--blue)}
.tags{position:absolute;inset:0;display:flex;flex-wrap:wrap;gap:20px;align-content:center}
.tags span{padding:20px 30px;background:var(--card);border:2px solid var(--line);font-size:32px;font-weight:600}
.six{position:absolute;inset:0;display:grid;grid-template-columns:repeat(3,1fr);gap:28px 40px;align-content:end}
.six .card{flex-direction:row;flex-wrap:wrap;align-items:center;gap:10px 18px;padding:26px 28px;min-height:0}
.six .card b{font-size:28px;flex:1}.six .card span{flex-basis:100%;font-size:22px}
.six .card .ic{width:40px;height:40px}

.sl{cursor:zoom-in}
.dv-show{position:fixed;inset:0;z-index:20;background:#101218}
.dv-stage{position:absolute;left:50%;top:50%;overflow:hidden;cursor:pointer}
.dv-stage>.in{position:absolute;left:0;top:0;width:1600px;height:900px;transform:scale(var(--k));transform-origin:0 0}
.dv-show-ui{position:absolute;right:16px;bottom:16px;display:flex;align-items:center;gap:8px}
.dv-show.turn .dv-show-ui{left:12px;right:12px;bottom:max(10px,env(safe-area-inset-bottom));justify-content:center}
.dv-show-n{color:#ffffffb0;font-size:14px;font-variant-numeric:tabular-nums;margin-right:6px}
.dv-show.turn .dv-show-n{writing-mode:vertical-rl}
.dv-show-b{display:grid;place-items:center;width:44px;height:44px;border:0;border-radius:12px;background:#ffffff1f;color:#fff;cursor:pointer}
.dv-show-b:hover{background:#ffffff38}
.dv-show-b svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.dv-show.turn .dv-show-b svg{transform:rotate(90deg)}
@media print{.dv-show{display:none!important}}
.dv-chip{white-space:nowrap}
@media (max-width:560px){.dv-airow{flex-direction:column;align-items:stretch;gap:10px}.dv-airow b{min-width:0;padding:0}}