:root{--brand:#9c48fc;--brand-ink:#7a2fe0;--periwinkle:#656bff;--icon:#de65ff;--page:#f7f6ff;--surface:#ffffff;--panel:#f1effb;--panel-2:#efeaff;--ink:#2c2a3a;--muted:#7b7794;--border:#e9e6f5;--hairline:#f1eff9;--grad-pill:linear-gradient(100deg,#7c6df0 0%,#9b7ef5 100%);--grad-brand:linear-gradient(118deg,#656bff 0%,#9c48fc 100%);--r-md:16px;--r-lg:26px;--r-pill:999px;--shadow-soft:0 10px 26px -16px rgba(120,80,220,.30);--shadow-card:0 22px 48px -22px rgba(120,80,220,.40),0 6px 16px -10px rgba(120,80,220,.18);--shadow-btn:0 12px 24px -10px rgba(124,58,224,.55);--font-jp:"Hiragino Sans","Hiragino Kaku Gothic ProN","Yu Gothic UI","Yu Gothic",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;--font-mono:"SF Mono",ui-monospace,"Menlo","Consolas",monospace}*{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent}html{overflow-x:hidden}body{font-family:var(--font-jp);color:var(--ink);line-height:1.7;letter-spacing:.01em;background:radial-gradient(720px 420px at 86% -4%,rgba(156,72,252,.12),transparent 60%),radial-gradient(640px 380px at 2% 2%,rgba(101,107,255,.11),transparent 58%),var(--page);min-height:100vh;padding:18px 14px 40px;overflow-x:hidden}.wrap{max-width:1000px;margin:0 auto}header{display:flex;align-items:center;justify-content:center;margin-bottom:18px}.logo{height:42px;width:auto;display:block}.sec{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-lg);box-shadow:var(--shadow-soft);padding:20px 18px;margin-bottom:14px}.sec-label{display:flex;align-items:center;gap:8px;font-size:13px;font-weight:800;color:var(--brand-ink);letter-spacing:.05em;margin-bottom:14px}.sec-label svg{width:16px;height:16px;flex-shrink:0}.sec-h2{font-size:19px;font-weight:800;letter-spacing:-.01em;margin-bottom:14px}.sec-h2 span{background-image:linear-gradient(transparent 58%,var(--marker,rgba(156,72,252,.3)) 58%,var(--marker,rgba(156,72,252,.3)) 94%,transparent 94%);background-repeat:no-repeat;padding:0 4px 2px;-webkit-box-decoration-break:clone;box-decoration-break:clone}.sec-body{font-size:14px;line-height:2}.sec-body strong{color:var(--brand-ink);font-weight:800}.sec-body+.sec-body{margin-top:14px}.pill-lg{display:inline-block;font-size:16px;font-weight:800;color:#fff;letter-spacing:.01em;background:var(--grad-pill);border-radius:var(--r-pill);padding:13px 26px;box-shadow:var(--shadow-btn);margin-bottom:10px}.pill-sm{display:inline-block;font-size:13.5px;font-weight:800;color:#fff;background:#9b8ef2;border-radius:var(--r-pill);padding:9px 18px;margin:0 6px 8px 0}.pill-row{display:flex;flex-direction:column;align-items:flex-start}.ma-head{display:flex;align-items:center;gap:12px;margin:22px 0 8px}.ma-head h3{font-size:16px;font-weight:800;white-space:nowrap}.ma-head .rule{flex:1;height:1px;background:var(--border)}.ma-intro{font-size:13px;color:var(--muted);line-height:1.9;margin-bottom:14px}.ma-group{background:var(--panel-2);border-radius:18px;padding:16px 14px;margin-bottom:12px}.ma-group-title{font-size:13.5px;font-weight:800;color:var(--brand-ink);margin-bottom:6px}.ma-row{display:flex;align-items:center;gap:12px;padding:12px 4px;border-top:1px dashed rgba(124,109,240,.32)}.ma-num{font-family:var(--font-mono);font-size:11px;font-weight:700;color:var(--muted);width:12px;flex-shrink:0}.ma-func{font-family:var(--font-mono);font-size:19px;font-weight:800;width:34px;flex-shrink:0;text-align:center}.ma-meta{flex:1;min-width:0}.ma-plain{font-size:14px;font-weight:800;line-height:1.5}.ma-ja{font-size:11.5px;color:var(--muted);margin-top:2px}.ma-short{font-size:11.5px;font-weight:800;color:var(--muted);flex-shrink:0;background:rgba(255,255,255,.72);border-radius:var(--r-pill);padding:5px 11px;white-space:nowrap}.io-wrap{display:grid;grid-template-columns:1fr 1fr;gap:11px;margin-top:16px}.io-card{background:var(--panel);border:1px solid var(--border);border-radius:16px;padding:14px 13px}.io-title{display:flex;align-items:center;gap:5px;font-size:11.5px;font-weight:800;color:var(--brand-ink);margin-bottom:8px;white-space:nowrap}.io-title svg{width:14px;height:14px;flex-shrink:0}.io-body{font-size:12px;line-height:1.9;color:var(--ink)}.hist-note{margin-top:14px;padding:12px 14px;background:var(--panel);border:1px solid var(--border);border-radius:12px;font-size:11px;line-height:1.8;color:var(--muted)}.hist-note a{color:var(--brand-ink);text-decoration:underline}.hist-grid{display:grid;grid-template-columns:1fr 1fr;gap:11px}.hist-item{background:var(--panel-2);border:1px solid transparent;border-radius:16px;padding:13px 14px}.hist-item.accent{border-color:#b9a9f5}.hist-cat{font-size:11.5px;font-weight:800;color:var(--brand-ink);margin-bottom:5px}.hist-name{font-size:16px;font-weight:800;line-height:1.4;margin-bottom:4px}.hist-desc{font-size:11.5px;color:var(--muted);line-height:1.7}.share-note{font-size:12px;color:var(--muted);line-height:1.9;margin-bottom:14px}.share-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:10px}.sbtn{display:flex;align-items:center;justify-content:center;gap:8px;font-family:inherit;font-size:13.5px;font-weight:800;color:#fff;text-decoration:none;border:none;border-radius:var(--r-pill);padding:14px 16px;cursor:pointer;box-shadow:var(--shadow-soft);white-space:nowrap}.sbtn svg{width:17px;height:17px;flex-shrink:0}.sbtn.x{background:#000}.sbtn.line{background:#06c755}.sbtn.fb{background:#1877f2}.sbtn.ig{background:linear-gradient(45deg,#f9ce34,#ee2a7b 50%,#6228d7)}.sbtn.copy{background:var(--grad-brand)}.sbtn.dl{background:var(--surface);color:var(--brand-ink);border:1px solid var(--border)}.sbtn:active{transform:translateY(1px)}.share-toast{position:fixed;left:50%;bottom:26px;transform:translate(-50%,14px);background:var(--ink);color:#fff;font-size:13px;font-weight:700;padding:12px 20px;border-radius:var(--r-pill);box-shadow:0 14px 30px -12px rgba(0,0,0,.5);opacity:0;pointer-events:none;transition:opacity .25s ease,transform .25s ease;z-index:50}.share-toast.show{opacity:1;transform:translate(-50%,0)}.cta{background:var(--grad-brand);color:#fff;border-radius:var(--r-lg);box-shadow:var(--shadow-card);padding:26px 20px;text-align:center}.cta-title{font-size:20px;font-weight:800;line-height:1.55;margin-bottom:8px}.cta-desc{font-size:13px;font-weight:600;color:rgba(255,255,255,.86);line-height:1.85;margin-bottom:18px}.cta-btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;font-size:15.5px;font-weight:800;color:var(--brand-ink);text-decoration:none;background:#fff;border-radius:var(--r-pill);padding:15px 30px;box-shadow:0 14px 28px -14px rgba(0,0,0,.5)}.cta-btn svg{width:18px;height:18px}footer{margin-top:28px;text-align:center;font-size:11px;color:var(--muted);line-height:2}footer a{color:var(--brand-ink)}.top-flow{display:grid;gap:14px}#card-mount{max-width:460px;margin:0 auto;width:100%}@media(min-width:820px){body{padding:26px 20px 56px}.top-flow{grid-template-columns:minmax(320px,430px) 1fr;align-items:start;gap:18px}#card-mount{margin:0}.sec{padding:26px 28px}.sec-h2{font-size:21px}#model-a{display:grid;grid-template-columns:1fr 1fr;gap:14px;align-items:start}.ma-group{margin-bottom:0}.io-wrap{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}.hist-grid{grid-template-columns:repeat(auto-fill,minmax(210px,1fr))}.sec-body{font-size:14.5px;max-width:46em}.ma-intro{max-width:46em}.pill-row{flex-direction:row;flex-wrap:wrap;align-items:center;gap:0 8px}.pill-lg{margin-bottom:0}.pill-sm{margin:0}.cta{padding:36px 24px}}@media(min-width:1100px){.hist-grid{grid-template-columns:repeat(auto-fill,minmax(190px,1fr))}}@media(max-width:420px){.hist-grid,.io-wrap{grid-template-columns:1fr}.io-title{white-space:normal}}@media(max-width:400px){.ma-row{gap:9px;padding:11px 2px}.ma-func{font-size:17px;width:29px}.ma-plain{font-size:13px}.ma-short{font-size:10px;padding:4px 8px}}