.dk{--paper:#1a1a1c;--paper-deep:#161617;--card:#202023;--field:#141416;--hover:#26262a;--hairline:#242428;--hairline-strong:#34343a;--ink:#d4d4d9;--ink-soft:#bdbdc4;--muted:#8a8a90;--dim:#5a5a60;--blue-text:#9cb6ff;--blue-soft:#2c3350;--blue-border:#3b4c80;background:var(--paper);color:var(--ink)}.dk .btn{background:#f4f4f6;color:#1c1c22}.dk .btn:active,.dk .btn:hover{background:#fff}.dk .btn.ghost{background:transparent;color:var(--ink);border-color:var(--hairline-strong)}.dk .btn.ghost:hover{background:var(--card)}.dk ::selection{background:#9cb6ff;color:#1c1c22}.dk .folio{color:var(--blue-text)}.dsp{font-family:var(--display);font-weight:500;letter-spacing:-.04em;line-height:1.02;color:var(--ink);max-width:22ch}.dsp-lg,h2.dsp{font-size:clamp(2rem,4.4vw,3.4rem)}.dsp-xl{font-size:clamp(2.6rem,6vw,4.6rem);font-weight:400;letter-spacing:-.045em}.dsp .soft{color:var(--muted);font-weight:400}.dsp.center{margin-inline:auto;text-align:center}.sec-lead{font-size:1.125rem;line-height:1.6;color:var(--muted);max-width:56ch;margin-top:18px}.sec-lead b{color:var(--ink);font-weight:600}.center .sec-lead,.sec-lead.center{margin-inline:auto;text-align:center}.sec{padding-block:clamp(72px,9vw,128px)}.sec-top{padding-top:clamp(72px,9vw,128px)}.sec-bot{padding-bottom:clamp(72px,9vw,128px)}.sec-in{gap:clamp(36px,5vw,64px)}.sec-head-row,.sec-in{display:flex;flex-direction:column}.sec-head-row{gap:14px;align-items:flex-start}.sec-head-row.center{align-items:center;text-align:center}.frame-wrap{padding-inline:var(--gut)}.frame{position:relative;max-width:var(--maxw);margin-inline:auto;border:1px solid var(--hairline);padding:clamp(28px,4vw,56px) clamp(20px,3.5vw,48px);transition:border-color .35s ease}.frame.dk{border-radius:var(--r-lg);border-color:var(--hairline)}.frame.on{border-color:var(--blue)}.frame>.fh{position:absolute;width:8px;height:8px;background:var(--paper);border:1.5px solid var(--hairline-strong);border-radius:1px;z-index:2;pointer-events:none;transition:border-color .35s ease}.frame.on>.fh{border-color:var(--blue)}.frame>.fh.tl{left:-4.5px;top:-4.5px}.frame>.fh.tr{right:-4.5px;top:-4.5px}.frame>.fh.bl{left:-4.5px;bottom:-4.5px}.frame>.fh.br{right:-4.5px;bottom:-4.5px}.frame>.fname{position:absolute;left:-1px;top:-24px;font-size:10.5px;font-weight:600;letter-spacing:.01em;color:var(--muted);white-space:nowrap;display:flex;align-items:center;gap:6px;pointer-events:none;transition:color .35s ease}.frame>.fname .fi{width:9px;height:9px;border:1.5px solid;border-radius:2px;opacity:.75}.frame.on>.fname{color:var(--blue-text)}.frame.dk>.fname{color:#67676f}.frame.dk.on>.fname{color:#2f5fd6}.frame.dk>.fh{background:#fff}.frame+.frame-wrap,.frame-wrap+.frame-wrap{margin-top:clamp(56px,7vw,96px)}@media(min-width:1280px){main{position:relative}main:before{content:"";position:absolute;left:0;top:0;bottom:0;width:18px;pointer-events:none;z-index:0;border-right:1px solid var(--hairline);background-image:repeating-linear-gradient(to bottom,var(--hairline-strong) 0 1px,transparent 1px 100px),repeating-linear-gradient(to bottom,var(--hairline) 0 1px,transparent 1px 20px);background-size:18px 100%,7px 100%;background-repeat:repeat-y;background-position:100% 0,100% 0}}.tag{display:inline-flex;align-items:center;gap:6px;font-size:11px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--blue-text);background:var(--blue-soft);border:1px solid var(--blue-border);border-radius:var(--r-sm);padding:4px 9px}.tag.neutral{color:var(--muted);background:var(--card);border-color:var(--hairline)}.arrow-link{display:inline-flex;align-items:center;gap:6px;font-weight:600;color:var(--blue-text);font-size:15px}.arrow-link:after{content:"→";transition:transform .15s ease}.arrow-link:hover:after{transform:translateX(3px)}.grid2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:clamp(20px,3vw,40px)}.grid3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(16px,2.4vw,28px)}.grid4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:clamp(14px,2vw,22px)}@media(max-width:960px){.grid3,.grid4{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:640px){.grid2,.grid3,.grid4{grid-template-columns:1fr}}.popen{display:flex;flex-direction:column;gap:18px;padding:clamp(28px,4vw,56px) 0 clamp(36px,5vw,64px);max-width:760px}.popen h1{max-width:20ch}.popen .btnrow{margin-top:6px}.btnrow{display:flex;gap:12px;flex-wrap:wrap}.merge{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(28px,5vw,72px);align-items:center}.merge-art{min-width:0}.merge-text{display:flex;flex-direction:column;gap:18px}.merge-text .btnrow{margin-top:8px}@media(max-width:860px){.merge{grid-template-columns:1fr}.merge-art{order:-1}}