:root{
  --void:#ffffff; --void2:#f3f4fb;
  --surface:#f6f7fb; --surface2:#eceef5; --surface3:#e9ebf3;
  --line:rgba(20,22,40,.12); --line2:rgba(20,22,40,.07);
  --blurple:#2377e1; --blurple-lt:#1b66c9; --blurple-glow:rgba(35,119,225,.45);
  --fuchsia:#1b66c9; --green:#2f9550; --amber:#c9820f;
  --text:#1b1d29; --dim:#5b6070; --faint:#9aa0b0;
  --font-display:"Bricolage Grotesque","Zen Kaku Gothic New",sans-serif;
  --font-body:"Zen Kaku Gothic New","Inter",sans-serif;
  --font-mono:"JetBrains Mono",monospace;
}
*{margin:0;padding:0;box-sizing:border-box}
html,body{height:100%}
body{
  background:var(--void);
  color:var(--text);
  font-family:var(--font-body);
  overflow:hidden;
  -webkit-font-smoothing:antialiased;
}
.viewport{position:fixed;inset:0;display:grid;place-items:center;
  background:
    radial-gradient(1100px 700px at 12% -10%, rgba(35,119,225,.10), transparent 60%),
    radial-gradient(900px 600px at 108% 118%, rgba(35,119,225,.06), transparent 55%),
    linear-gradient(160deg,#eef0f7,#e6e8f2);
}
.scaler{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%) scale(1);transform-origin:center}
.frame{position:relative;width:1280px;height:720px;background:#ffffff;
  border:1px solid var(--line);border-radius:18px;overflow:hidden;
  box-shadow:0 30px 90px -30px rgba(30,34,60,.35)}
.progress{position:absolute;top:0;left:0;right:0;height:3px;background:rgba(20,22,40,.08);z-index:40}
.progress i{display:block;height:100%;width:100%;transform-origin:left;transform:scaleX(0);
  background:linear-gradient(90deg,var(--blurple),var(--fuchsia));transition:transform .45s cubic-bezier(.2,.8,.2,1)}
.rail{position:absolute;left:0;top:3px;bottom:0;width:78px;z-index:30;
  background:linear-gradient(180deg,#eef0f6,#e6e8f2);border-right:1px solid var(--line);
  display:flex;flex-direction:column;align-items:center;gap:8px;padding:14px 0}
.srv{position:relative;width:40px;height:40px;border:none;cursor:pointer;border-radius:16px;
  background:#ffffff;color:var(--dim);border:1px solid var(--line);font-family:var(--font-display);font-weight:800;font-size:15px;
  display:grid;place-items:center;transition:border-radius .18s ease,background .18s ease,color .18s ease}
.srv:hover{border-radius:13px;background:var(--blurple);color:#fff}
.srv.is-active{background:var(--blurple);color:#fff;border-radius:14px}
.srv.is-active::before,.srv:hover::before{content:"";position:absolute;left:-14px;top:50%;transform:translateY(-50%);
  width:5px;height:22px;border-radius:0 6px 6px 0;background:#1b1d29}
.srv:hover:not(.is-active)::before{height:16px}
.srv--home{background:linear-gradient(140deg,var(--blurple),#1b66c9);color:#fff;border-radius:15px;font-size:18px}
.srv--home::after{display:none}
.rail__sep{width:34px;height:2px;border-radius:2px;background:var(--line);margin:1px 0}
.rail__spacer{flex:1}
.rail__foot{font-family:var(--font-mono);font-size:9px;color:var(--faint);writing-mode:vertical-rl;letter-spacing:2px;opacity:.7}
.stage{position:absolute;left:78px;right:0;top:3px;bottom:0}
.slide{position:absolute;inset:0;opacity:0;visibility:hidden;
  transform:translateX(22px);transition:opacity .4s ease,transform .5s cubic-bezier(.2,.8,.2,1)}
.slide.is-active{opacity:1;visibility:visible;transform:none}
.topbar{position:absolute;top:0;left:0;right:0;height:60px;display:flex;align-items:center;justify-content:space-between;
  padding:0 54px}
.eyebrow{font-family:var(--font-mono);font-weight:700;font-size:13.5px;letter-spacing:.5px;color:var(--blurple-lt);
  display:inline-flex;align-items:center;gap:8px}
.eyebrow::before{content:"";width:7px;height:7px;border-radius:2px;background:var(--fuchsia)}
.counter{font-family:var(--font-mono);font-size:13px;color:var(--faint);letter-spacing:1px}
.counter b{color:var(--text);font-weight:700}
.body{position:absolute;top:60px;left:0;right:0;bottom:0;padding:30px 54px 44px;
  display:flex;flex-direction:column;justify-content:center;align-items:center;gap:16px}
.body>.tbl,.body>.cards,.body>.reasons,.body>.warn-grid,.body>.proscons,.body>.steps,.body>.qacard,.body>.demo,.body>.split{align-self:stretch;width:100%}
.title{font-family:var(--font-display);font-weight:800;font-size:46px;line-height:1.08;letter-spacing:-.5px}
.title .accent{color:var(--blurple-lt)}
.lead{font-size:20px;color:var(--dim);line-height:1.55;max-width:840px;font-weight:500}
.hi{color:var(--text);font-weight:700;text-decoration:underline;text-decoration-color:rgba(35,119,225,.35);text-underline-offset:3px;text-decoration-thickness:2px}
.hi-b{color:var(--blurple-lt);font-weight:700}
.hi-f{color:var(--fuchsia);font-weight:700}
.list{list-style:none;display:flex;flex-direction:column;gap:13px;margin-top:2px}
.list.tight{gap:9px}
.list li{position:relative;padding-left:30px;font-size:19.5px;line-height:1.5;color:#2c2e3a}
.list li::before{content:"";position:absolute;left:0;top:.5em;width:13px;height:13px;border-radius:4px;
  background:linear-gradient(140deg,var(--blurple),#1b66c9);box-shadow:0 0 0 4px rgba(35,119,225,.12)}
.list li small{display:block;font-size:15px;color:var(--faint);margin-top:2px;font-weight:500}
.tbl{width:100%;border-collapse:collapse;font-size:18px;margin-top:2px}
.tbl th{background:rgba(35,119,225,.12);color:#123a63;font-weight:700;text-align:left;padding:12px 16px;
  border-bottom:1px solid var(--line);font-size:15px;letter-spacing:.3px}
.tbl th:first-child{border-radius:10px 0 0 0}.tbl th:last-child{border-radius:0 10px 0 0}
.tbl td{padding:11px 16px;border-bottom:1px solid var(--line2);color:#33353f;vertical-align:top;line-height:1.4}
.tbl tr:last-child td{border-bottom:none}
.tbl td:first-child,.tbl th:first-child{padding-left:18px}
.tbl .k{font-weight:700;color:var(--text);white-space:nowrap}
.tbl tbody tr{transition:background .15s}
.tbl.striped tbody tr:nth-child(odd){background:rgba(20,22,40,.028)}
.m{font-weight:800;font-size:19px}.m-g{color:var(--green)}.m-o{color:var(--blurple-lt)}.m-w{color:var(--amber)}
.cards{display:grid;gap:14px;margin-top:2px}
.cards.c2{grid-template-columns:1fr 1fr}
.card{background:linear-gradient(160deg,#ffffff,#f3f4fb);border:1px solid var(--line);
  border-radius:14px;padding:18px 20px;box-shadow:0 8px 22px -16px rgba(30,34,60,.4)}
.card h3{font-size:18px;font-weight:700;color:var(--text);margin-bottom:6px;display:flex;align-items:center;gap:9px}
.card p{font-size:15.5px;color:var(--dim);line-height:1.5}
.card .num{font-family:var(--font-display);font-weight:800;color:var(--blurple-lt);font-size:15px}
.mega{display:flex;flex-direction:column;align-items:center;text-align:center;gap:8px}
.mega .n{font-family:var(--font-display);font-weight:800;font-size:120px;line-height:.9;
  background:linear-gradient(160deg,var(--blurple),var(--fuchsia));-webkit-background-clip:text;background-clip:text;color:transparent}
.mega h1{font-family:var(--font-display);font-weight:800;font-size:44px;line-height:1.1;letter-spacing:-.5px}
.note{margin-top:auto;font-size:14px;color:var(--faint);line-height:1.5;border-top:1px solid var(--line2);padding-top:12px;
  display:flex;gap:10px}
.note b{font-family:var(--font-mono);font-weight:700;color:var(--blurple-lt);font-size:12px;
  border:1px solid var(--line);border-radius:6px;padding:3px 8px;height:fit-content;white-space:nowrap;letter-spacing:.5px}
.note span{padding-top:2px}
.note a{transition:opacity .15s ease}.note a:hover{opacity:.8}
.tags{display:flex;gap:10px;flex-wrap:wrap;margin-top:4px}
.tag{font-family:var(--font-mono);font-size:13px;color:var(--dim);background:var(--surface2);
  border:1px solid var(--line);border-radius:999px;padding:6px 14px}
.cover{display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:center;padding-top:0}
.cover__l{display:flex;flex-direction:column;gap:22px}
.cover__kick{font-family:var(--font-mono);font-size:14px;color:var(--blurple-lt);letter-spacing:1px;
  display:inline-flex;align-items:center;gap:9px}
.cover__kick .live{width:9px;height:9px;border-radius:50%;background:var(--green);box-shadow:0 0 0 4px rgba(59,165,93,.2)}
.cover__title{font-family:var(--font-display);font-weight:800;font-size:60px;line-height:1.04;letter-spacing:-1.5px}
.cover__title .b{background:linear-gradient(120deg,var(--blurple),var(--fuchsia));-webkit-background-clip:text;background-clip:text;color:transparent}
.cur{display:inline-block;width:5px;height:.82em;background:var(--fuchsia);margin-left:6px;transform:translateY(3px);animation:blink 1.05s step-end infinite;border-radius:2px}
@keyframes blink{50%{opacity:0}}
.cover__sub{font-size:18px;color:var(--dim);line-height:1.6;max-width:46ch}
.disco{background:linear-gradient(165deg,#ffffff,#f4f5fc);border:1px solid var(--line);border-radius:16px;
  padding:16px 8px 18px;box-shadow:0 24px 60px -30px rgba(30,34,60,.45)}
.controls{position:absolute;right:18px;bottom:16px;z-index:40;display:flex;gap:8px}
.controls button{width:38px;height:38px;border-radius:10px;border:1px solid var(--line);background:rgba(255,255,255,.9);
  color:var(--dim);cursor:pointer;font-size:16px;display:grid;place-items:center;backdrop-filter:blur(6px);transition:.15s;
  box-shadow:0 4px 12px -6px rgba(30,34,60,.3)}
.controls button:hover{color:#fff;border-color:var(--blurple);background:var(--blurple)}
.hint{position:absolute;left:96px;bottom:18px;z-index:40;font-family:var(--font-mono);font-size:12px;color:var(--faint);
  transition:opacity .5s;pointer-events:none}
@media (prefers-reduced-motion:reduce){.slide{transition:opacity .2s;transform:none}.cur{animation:none}.srv{transition:none}}
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:34px;align-items:center;height:100%}
.split .col{display:flex;flex-direction:column;gap:14px}
.split .m{display:flex;justify-content:center;align-items:center}
.reasons{display:grid;grid-template-columns:1fr 1fr 1fr;gap:16px;margin-top:6px}
.reason{background:linear-gradient(160deg,#ffffff,#f1f3fb);border:1px solid var(--line);border-radius:16px;
  padding:20px 18px;box-shadow:0 10px 26px -18px rgba(30,34,60,.5);display:flex;flex-direction:column;gap:11px}
.reason h3{font-size:18px;color:var(--text);font-weight:700;line-height:1.35}
.reason p{font-size:14.5px;color:var(--dim);line-height:1.55}
.intent{background:rgba(35,119,225,.07);border-radius:12px;
  padding:12px 16px;display:flex;gap:12px;align-items:flex-start;font-size:15.5px;color:#3b3e4a;line-height:1.55}
.intent .k{font-family:var(--font-mono);font-weight:700;font-size:11px;color:#fff;background:var(--blurple);
  border-radius:6px;padding:4px 9px;white-space:nowrap;letter-spacing:.5px}
.intent b{color:var(--blurple-lt);font-weight:700}
.steps{display:flex;flex-direction:column;gap:11px;margin-top:2px}
.step{display:flex;gap:15px;align-items:flex-start;background:linear-gradient(160deg,#ffffff,#f3f4fb);
  border:1px solid var(--line);border-radius:13px;padding:13px 18px}
.step .no{flex:none;width:36px;height:36px;border-radius:11px;background:var(--blurple);color:#fff;
  font-family:var(--font-display);font-weight:800;font-size:17px;display:grid;place-items:center}
.step .tx{display:flex;flex-direction:column;gap:2px}
.step .tx h3{font-size:17px;color:var(--text);font-weight:700}
.step .tx .why{font-size:13.5px;color:var(--blurple-lt);font-weight:600;display:flex;gap:6px;align-items:baseline}
.step .tx .why::before{content:"意図";font-family:var(--font-mono);font-size:10px;background:rgba(35,119,225,.12);
  border-radius:4px;padding:1px 5px;color:var(--blurple)}
.proscons{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:4px}
.pc{border:1px solid var(--line);border-radius:14px;padding:15px 18px;background:linear-gradient(160deg,#fff,#f4f5fb)}
.pc h3{font-size:15px;font-weight:700;margin-bottom:9px;display:flex;align-items:center;gap:8px;letter-spacing:.3px}
.pc.good h3{color:var(--green)} .pc.bad h3{color:var(--amber)}
.pc ul{list-style:none;display:flex;flex-direction:column;gap:7px}
.pc li{font-size:14.5px;color:#3d414d;line-height:1.45;padding-left:19px;position:relative}
.pc.good li::before{content:"＋";position:absolute;left:0;color:var(--green);font-weight:800}
.pc.bad li::before{content:"−";position:absolute;left:0;color:var(--amber);font-weight:800}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:2px}
.chip{font-size:14px;color:#33353f;background:linear-gradient(160deg,#fff,#f1f3fb);border:1px solid var(--line);
  border-radius:999px;padding:6px 14px;font-weight:600}
.chip .h{color:var(--blurple);font-family:var(--font-mono);margin-right:3px}
.flow{display:flex;align-items:center;justify-content:center;gap:18px;flex-wrap:wrap;margin-top:12px}
.flow .b{background:linear-gradient(160deg,#fff,#f1f3fb);border:1px solid var(--line);border-radius:18px;
  padding:26px 36px;font-weight:800;color:var(--text);font-size:26px;box-shadow:0 12px 30px -20px rgba(30,34,60,.5)}
.flow .ar{color:var(--blurple);font-weight:800;font-size:34px}
.demo{height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;gap:20px;padding-bottom:20px}
.demo .kick{font-family:var(--font-mono);font-size:15px;color:var(--fuchsia);letter-spacing:2px;display:inline-flex;align-items:center;gap:10px}
.demo h1{font-family:var(--font-display);font-weight:800;font-size:66px;line-height:1.06;letter-spacing:-1.6px}
.demo h1 .b{background:linear-gradient(120deg,var(--blurple),var(--fuchsia));-webkit-background-clip:text;background-clip:text;color:transparent}
.demo .sub{font-size:20px;color:var(--dim);font-weight:500}
.card p .sc{display:block;font-size:12.5px;color:var(--faint);font-weight:600;margin-bottom:5px;font-family:var(--font-mono)}
.cards.c3{grid-template-columns:1fr 1fr 1fr}
.flow.nowrap{flex-wrap:nowrap;gap:10px;justify-content:center}
.flow.nowrap .b{padding:14px 18px;font-size:18px;border-radius:12px;white-space:nowrap}
.flow.nowrap .ar{font-size:22px}
.brandmark{position:absolute;left:92px;bottom:15px;z-index:41;display:flex;align-items:center;gap:9px;opacity:.92}.brandmark img{height:22px;width:auto}.brandmark span{font-family:var(--font-display);font-weight:800;font-size:14px;color:var(--text);letter-spacing:.2px}
.title,.cover__title,.demo h1,.mega h1,.qacard .qq{word-break:keep-all;overflow-wrap:anywhere;line-break:strict;text-wrap:balance;max-width:100%}

/* ---- 撮り直し用デッキの追加スタイル ---- */
.demo .chips{justify-content:center}
.demo .chips .chip{font-size:16px;padding:9px 18px}
.callout{background:linear-gradient(160deg,#ffffff,#f2f4fc);border:1px solid var(--line);border-radius:16px;
  padding:18px 22px;font-size:17px;color:#33353f;line-height:1.6;box-shadow:0 10px 26px -18px rgba(30,34,60,.5)}
.cover__title{font-size:46px}