:root{
  --bg:#05030a;
  --panel:#111020;
  --panel2:#171225;
  --text:#f7f2ff;
  --muted:#b8aacd;
  --muted2:#8e80a4;
  --purple:#a56bff;
  --purple2:#6f30e9;
  --line:rgba(176,117,255,.25);
  --line2:rgba(255,255,255,.08);
  --radius:32px;
  --max:1220px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;background:var(--bg)}
body{
  margin:0;
  background:
    radial-gradient(circle at 70% 8%, rgba(151,84,255,.17), transparent 32vw),
    radial-gradient(circle at 10% 22%, rgba(112,50,210,.12), transparent 28vw),
    linear-gradient(180deg,#05030a 0%,#070510 48%,#05030a 100%);
  color:var(--text);
  font-family:-apple-system,BlinkMacSystemFont,"Hiragino Sans","Hiragino Kaku Gothic ProN","Yu Gothic",Meiryo,sans-serif;
  letter-spacing:.055em;
}
a{color:inherit;text-decoration:none}
.page-grid{
  position:fixed;inset:0;pointer-events:none;opacity:.52;
  background-image:
    linear-gradient(rgba(255,255,255,.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.045) 1px, transparent 1px);
  background-size:96px 96px;
  mask-image:linear-gradient(180deg, transparent 0%, #000 12%, #000 78%, transparent 100%);
}
.header{
  position:sticky;top:0;z-index:50;
  backdrop-filter:blur(22px);
  background:rgba(6,4,12,.76);
  border-bottom:1px solid var(--line2);
}
.nav{max-width:var(--max);margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:24px;padding:28px 32px}
.logo{font-weight:800;line-height:1.55;font-size:20px;letter-spacing:.14em}
.links{display:flex;align-items:center;gap:34px;color:#cfc3dd;font-size:15px;white-space:nowrap}
.links a{opacity:.9}
.links a:hover{color:#fff}
.hero{min-height:86vh;position:relative;display:grid;align-items:center;overflow:hidden;padding:88px 32px}
.hero::before{content:"";position:absolute;inset:auto -20% -32% -20%;height:58%;background:radial-gradient(ellipse at center, rgba(122,63,255,.35), rgba(122,63,255,.06) 42%, transparent 72%);filter:blur(8px)}
.hero-inner{max-width:var(--max);margin:0 auto;position:relative;width:100%;display:grid;grid-template-columns:1.08fr .92fr;gap:58px;align-items:center}
.kicker{display:inline-flex;align-items:center;gap:12px;border:1px solid rgba(170,112,255,.42);background:rgba(102,47,190,.14);padding:13px 22px;border-radius:999px;color:#cfb3ff;font-weight:700;font-size:13px;letter-spacing:.18em;text-transform:uppercase}
.kicker::before{content:"";width:9px;height:9px;border-radius:50%;background:var(--purple);box-shadow:0 0 20px var(--purple)}
h1{font-size:clamp(56px,7vw,112px);line-height:.94;margin:34px 0 28px;letter-spacing:.075em}
.hero-copy{font-size:clamp(26px,3.5vw,48px);font-weight:800;line-height:1.45;margin:0 0 30px}
.hero-theme{font-size:clamp(21px,2.3vw,34px);font-weight:900;color:#c895ff;margin:0 0 26px;text-shadow:0 0 26px rgba(161,100,255,.45)}
.hero-text{color:#c7bed2;font-size:18px;line-height:2.05;max-width:720px}
.orb{position:relative;min-height:520px;border-radius:48px;background:radial-gradient(circle at 52% 48%, rgba(174,121,255,.78), rgba(97,39,200,.3) 28%, rgba(18,10,40,.18) 52%, transparent 70%);display:grid;place-items:center}
.orb::before{content:"";position:absolute;width:70%;aspect-ratio:1;border-radius:50%;border:2px solid rgba(255,255,255,.18);box-shadow:0 0 80px rgba(150,85,255,.35) inset,0 0 90px rgba(150,85,255,.3)}
.orb-core{position:relative;text-align:center;text-shadow:0 0 36px rgba(255,255,255,.5)}
.orb-core b{display:block;font-size:58px;letter-spacing:.18em}
.orb-core span{display:block;margin-top:12px;color:#d9c7ff;letter-spacing:.3em}
.floating{position:absolute;border:1px solid rgba(255,255,255,.16);background:linear-gradient(135deg,rgba(255,255,255,.13),rgba(255,255,255,.03));box-shadow:0 22px 80px rgba(0,0,0,.35);backdrop-filter:blur(14px);border-radius:28px;padding:18px;color:#fff;font-weight:800}
.f1{top:54px;left:8%;transform:rotate(-5deg)}.f2{top:98px;right:6%;transform:rotate(5deg)}.f3{bottom:80px;left:14%;transform:rotate(3deg)}.f4{bottom:58px;right:12%;transform:rotate(-4deg)}
section{position:relative;padding:118px 32px;border-top:1px solid rgba(255,255,255,.07)}
.wrap{max-width:var(--max);margin:0 auto}
.lead-block{display:grid;grid-template-columns:.92fr 1.08fr;gap:56px;align-items:center}
.eyebrow{color:#b782ff;font-weight:800;font-size:14px;letter-spacing:.22em;text-transform:uppercase;margin-bottom:22px}
h2{font-size:clamp(34px,4.7vw,66px);line-height:1.18;margin:0 0 30px;letter-spacing:.08em}
.body{color:#c9c0d6;font-size:18px;line-height:2.05}
.world-card{padding:22px;border:1px solid rgba(183,130,255,.34);background:linear-gradient(180deg,rgba(41,24,72,.44),rgba(8,7,16,.86));border-radius:34px;box-shadow:0 28px 110px rgba(117,62,230,.22)}
.world-card img{display:block;width:100%;height:auto;border-radius:22px;background:#eee}
.world-note{margin-top:18px;color:#a99bb9;font-size:13px;line-height:1.8}
.chapter{padding:0 32px}
.chapter-layout{max-width:var(--max);margin:0 auto;display:grid;grid-template-columns:360px minmax(0,1fr);gap:54px;align-items:start}
.chapter-head{position:sticky;top:116px;min-height:calc(100vh - 140px);display:flex;flex-direction:column;justify-content:center;padding:70px 0}
.chapter-label{font-size:13px;color:#a277ff;font-weight:900;letter-spacing:.26em;text-transform:uppercase;margin-bottom:20px}
.chapter-title{font-size:clamp(54px,5.4vw,92px);font-weight:900;line-height:1;letter-spacing:.12em;margin:0 0 28px}
.chapter-desc{color:#c9bed9;font-size:16px;line-height:2.05}
.topic-stack{padding:110px 0}
.topic{margin:0 0 74px;padding:58px;border-radius:42px;background:linear-gradient(180deg,rgba(255,255,255,.065),rgba(255,255,255,.025));border:1px solid rgba(255,255,255,.11);box-shadow:0 22px 90px rgba(0,0,0,.28);overflow:hidden;position:relative}
.topic::before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 86% 8%,rgba(166,91,255,.22),transparent 36%);pointer-events:none}
.topic h3{font-size:clamp(30px,3.5vw,52px);line-height:1.25;margin:0 0 22px;letter-spacing:.065em}
.subcopy{font-size:clamp(22px,2.2vw,34px);line-height:1.7;margin:0 0 28px;color:#fff;font-weight:800}
.subcopy .bar{display:inline-block;border-left:5px solid var(--purple);padding-left:24px}
.topic p{position:relative;color:#c9c0d3;font-size:16px;line-height:2.05;margin:0 0 28px}
.topic-grid{display:grid;grid-template-columns:1fr .92fr;gap:42px;align-items:center}
.visual-frame{position:relative;border-radius:34px;overflow:hidden;border:1px solid rgba(255,255,255,.12);box-shadow:0 30px 100px rgba(0,0,0,.42),0 0 70px rgba(139,71,255,.18);background:#0b0815}
.visual-frame img{display:block;width:100%;height:auto}
.topic-link{display:inline-flex;align-items:center;gap:12px;border:1px solid rgba(183,130,255,.42);background:rgba(144,76,255,.13);border-radius:999px;padding:15px 22px;font-weight:800;color:#eee;margin-top:12px}
.topic-link::after{content:"→";color:#c79dff}
.product-strip{margin-top:30px;border-top:1px solid rgba(255,255,255,.1);padding-top:24px;display:grid;grid-template-columns:1fr 1fr 1fr;gap:14px}
.info-pill{border-radius:22px;background:rgba(0,0,0,.28);border:1px solid rgba(255,255,255,.09);padding:18px}
.info-pill small{display:block;color:#9c8cad;font-size:11px;letter-spacing:.18em;text-transform:uppercase;margin-bottom:10px}
.info-pill b{font-size:15px;line-height:1.6}
.cta-row{display:flex;flex-wrap:wrap;gap:14px;margin-top:24px}
.cta-primary,.cta-secondary{display:inline-flex;align-items:center;justify-content:center;border-radius:999px;padding:16px 22px;font-weight:900;letter-spacing:.08em}
.cta-primary{background:linear-gradient(135deg,#8c43ff,#c58dff);color:#fff;box-shadow:0 18px 54px rgba(150,83,255,.35)}
.cta-secondary{border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.055);color:#fff}
.placeholder-visual{min-height:270px;display:grid;place-items:center;border-radius:34px;background:radial-gradient(circle at 72% 28%,rgba(150,83,255,.45),transparent 28%),linear-gradient(135deg,#0e0b18,#1a102c);border:1px solid rgba(255,255,255,.11);font-size:34px;font-weight:900;color:#fff;letter-spacing:.2em}
.product-mini{margin-top:26px;display:grid;grid-template-columns:110px 1fr;gap:18px;align-items:center;border:1px solid rgba(255,255,255,.09);border-radius:28px;background:rgba(0,0,0,.23);padding:18px}
.device-icon{height:92px;border-radius:22px;background:radial-gradient(circle at 72% 20%,rgba(169,107,255,.48),transparent 36%),linear-gradient(135deg,#191425,#05040b);display:grid;place-items:center;font-weight:900}
details.product-list{max-width:var(--max);margin:0 auto;border-radius:30px;border:1px solid rgba(255,255,255,.12);background:rgba(255,255,255,.035);overflow:hidden}
details.product-list summary{cursor:pointer;padding:28px 32px;font-weight:900;font-size:20px;list-style:none;display:flex;justify-content:space-between;align-items:center}
details.product-list summary::-webkit-details-marker{display:none}
details.product-list summary::after{content:"＋";color:#c99bff;font-size:24px}
details[open] summary::after{content:"−"}
.table-wrap{overflow:auto;border-top:1px solid rgba(255,255,255,.09)}
table{width:100%;border-collapse:collapse;min-width:760px}
th,td{padding:18px 22px;text-align:left;border-bottom:1px solid rgba(255,255,255,.075);color:#d8cfe2;font-size:14px}
th{color:#b78dff;font-size:12px;letter-spacing:.18em;text-transform:uppercase;background:rgba(255,255,255,.025)}
.latest{border-radius:44px;background:linear-gradient(135deg,rgba(112,55,210,.2),rgba(255,255,255,.035));border:1px solid rgba(183,130,255,.22);padding:48px;display:grid;grid-template-columns:1fr auto;gap:30px;align-items:center}
.socials{display:flex;gap:14px;flex-wrap:wrap}
.socials a{border:1px solid rgba(255,255,255,.14);border-radius:999px;padding:15px 20px;background:rgba(0,0,0,.18);font-weight:800}
.media{color:#a99db8;font-size:14px;line-height:1.9}
.footer{padding:48px 32px;color:#8f829c;text-align:center;border-top:1px solid rgba(255,255,255,.07)}
@media (max-width: 920px){
  .nav{padding:24px 22px;align-items:flex-start}
  .logo{font-size:19px}
  .links{gap:24px;flex-wrap:wrap;justify-content:flex-end;font-size:13px;max-width:70%}
  .hero{padding:68px 22px;min-height:auto}
  .hero-inner{grid-template-columns:1fr;gap:36px}
  h1{font-size:58px}
  .hero-copy{font-size:30px}
  .hero-text{font-size:15px;line-height:2.0}
  .orb{min-height:360px;order:-1;display:none}
  section{padding:76px 22px}
  .lead-block{grid-template-columns:1fr;gap:34px}
  h2{font-size:36px}
  .body{font-size:15px}
  .chapter{padding:0 22px}
  .chapter-layout{display:block}
  .chapter-head{position:relative;top:auto;min-height:auto;padding:76px 0 18px}
  .chapter-title{font-size:56px}
  .chapter-desc{font-size:15px}
  .topic-stack{padding:20px 0 64px}
  .topic{padding:34px 28px;margin-bottom:34px;border-radius:32px}
  .topic-grid{grid-template-columns:1fr;gap:28px}
  .topic h3{font-size:34px}
  .subcopy{font-size:25px}
  .topic p{font-size:14.8px}
  .product-strip{grid-template-columns:1fr;gap:12px}
  .visual-frame{border-radius:28px}
  .product-mini{grid-template-columns:1fr}
  .device-icon{height:120px}
  .latest{grid-template-columns:1fr;padding:32px;border-radius:32px}
}