:root{
  --line:#06c755;
  --line-dark:#04a846;
  --navy:#061b34;
  --navy-2:#0a2a4d;
  --gold:#c8a24d;
  --gold-2:#f4d98e;
  --paper:#fff8ea;
  --white:#ffffff;
  --ink:#172033;
  --muted:#607086;
  --border:rgba(200,162,77,.28);
  --shadow:0 18px 48px rgba(0,0,0,.18);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"Hiragino Kaku Gothic ProN","Yu Gothic",YuGothic,"Noto Sans JP",Meiryo,sans-serif;
  background:
    radial-gradient(circle at 88% 6%,rgba(6,199,85,.18),transparent 24%),
    radial-gradient(circle at 12% 0%,rgba(200,162,77,.18),transparent 30%),
    linear-gradient(180deg,#061b34 0%,#08213f 42%,#fff4df 42%,#fffaf2 100%);
  color:var(--ink);
  line-height:1.65;
  letter-spacing:.02em;
  padding-bottom:86px;
}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
.page-shell{width:min(520px,100% - 22px);margin:0 auto;padding:12px 0 12px}
.hero-card{
  position:relative;
  overflow:hidden;
  border-radius:28px;
  background:linear-gradient(145deg,#061b34,#0a2a4d 66%,#102f50);
  color:#fff;
  box-shadow:var(--shadow);
  border:1px solid rgba(255,255,255,.11);
}
.hero-card:before{
  content:"";position:absolute;right:-96px;top:-92px;width:250px;height:250px;border-radius:50%;
  border:1px solid rgba(200,162,77,.38);box-shadow:0 0 0 18px rgba(200,162,77,.04),inset 0 0 0 12px rgba(255,255,255,.035)
}
.hero-card:after{
  content:"";position:absolute;left:-48px;bottom:-60px;width:220px;height:220px;border-radius:50%;
  background:radial-gradient(circle,rgba(6,199,85,.2),transparent 66%)
}
.brand-bar{position:relative;z-index:1;display:flex;justify-content:space-between;align-items:center;gap:10px;padding:13px 13px 0}
.brand{display:flex;align-items:center;gap:9px;font-weight:900;color:#fff}.brand img{width:34px;height:34px;border-radius:10px;background:#fff;object-fit:contain}.brand span{font-size:14px;white-space:nowrap}.tag-mini{font-size:11px;font-weight:900;color:#092036;background:linear-gradient(135deg,#e4c26b,#f4e0a4);border-radius:999px;padding:6px 9px;white-space:nowrap}.hero-main{position:relative;z-index:1;padding:22px 17px 22px}.eyebrow{display:inline-flex;margin:0 0 10px;color:#f6d98a;font-weight:900;font-size:11px;letter-spacing:.16em;text-transform:uppercase}.hero-main h1{margin:0;font-family:"Hiragino Mincho ProN","Yu Mincho",YuMincho,"Noto Serif JP",serif;font-weight:900;font-size:clamp(38px,11vw,56px);line-height:1.1;letter-spacing:.02em;text-shadow:0 3px 16px rgba(0,0,0,.22)}.lead{margin:12px 0 14px;color:#ffe6a7;font-size:19px;font-weight:900;line-height:1.35}.profile-mini{display:grid;grid-template-columns:64px 1fr;gap:12px;align-items:center;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.17);border-radius:20px;padding:10px;margin:15px 0 12px;backdrop-filter:blur(10px)}.avatar{width:64px;height:64px;border-radius:50%;object-fit:cover;border:3px solid #fff;box-shadow:0 0 0 2px rgba(200,162,77,.68)}.profile-mini strong{display:block;color:#fff;font-size:15px;line-height:1.2}.profile-mini span{display:block;color:#dbe8f4;font-size:12px;margin-top:4px}.trust-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin:0 0 15px}.trust-strip span{font-size:11px;font-weight:900;text-align:center;color:#fff;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.15);border-radius:999px;padding:8px 3px}.btn-line{display:flex;align-items:center;justify-content:center;width:100%;min-height:57px;border-radius:999px;background:linear-gradient(180deg,var(--line),var(--line-dark));color:#fff;font-size:19px;font-weight:900;letter-spacing:.04em;box-shadow:0 14px 30px rgba(6,199,85,.32),inset 0 0 0 1px rgba(255,255,255,.25);border:0;transition:.15s ease}.btn-line:after{content:"›";font-size:28px;line-height:1;margin-left:12px}.btn-line:active{transform:scale(.985)}.btn-line.is-loading{opacity:.78}.preview,.howto{width:min(520px,100%);margin:13px auto 0;background:var(--paper);border:1px solid var(--border);border-radius:26px;padding:18px 14px;box-shadow:0 16px 38px rgba(7,31,60,.08)}.section-title{text-align:center;margin-bottom:12px}.section-title span{color:var(--gold);font-weight:900;font-size:12px;letter-spacing:.15em}.section-title h2{font-family:"Hiragino Mincho ProN","Yu Mincho",YuMincho,"Noto Serif JP",serif;color:var(--navy);font-size:23px;line-height:1.25;margin:4px 0 0}.section-title p{margin:8px 0 0;color:var(--muted);font-size:13px;line-height:1.5}.section-title.compact{margin-bottom:10px}.preview-grid{display:grid;grid-template-columns:1fr 1fr;gap:9px}.preview-grid article{position:relative;background:#fff;border-radius:18px;padding:13px 10px;border:1px solid rgba(200,162,77,.18);box-shadow:0 8px 22px rgba(7,31,60,.05)}.preview-grid i{font-style:normal;width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:var(--navy);color:#f4d98e;font-weight:900;font-size:11px;margin-bottom:8px}.preview-grid h3{margin:0;color:var(--navy);font-size:15px;line-height:1.2}.preview-grid p{margin:4px 0 0;color:var(--muted);font-size:12px;line-height:1.35}.steps{display:grid;gap:8px}.steps div{display:flex;align-items:center;gap:10px;background:#fff;border:1px solid rgba(200,162,77,.18);border-radius:16px;padding:10px 12px;box-shadow:0 8px 20px rgba(7,31,60,.045)}.steps b{width:32px;height:32px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(135deg,#c8a24d,#f1da99);color:#08213f;font-size:14px}.steps span{font-size:14px;font-weight:900;color:var(--navy)}.notice{text-align:center;color:#6e7480;font-size:12px;margin:12px 0 0;line-height:1.55}.footer{width:min(520px,100% - 24px);margin:0 auto;padding:13px 0 16px;text-align:center;color:#6b7280;font-size:12px}.policy-links{display:flex;justify-content:center;gap:12px;flex-wrap:wrap;margin-bottom:6px}.policy-links a{color:#334761;border-bottom:1px solid rgba(200,162,77,.5)}.sticky-cta{position:fixed;left:0;right:0;bottom:0;z-index:40;background:rgba(255,250,241,.9);backdrop-filter:blur(14px);border-top:1px solid rgba(200,162,77,.22);padding:10px 12px calc(10px + env(safe-area-inset-bottom));box-shadow:0 -12px 32px rgba(0,0,0,.13)}.sticky-button{width:min(520px,100%);margin:0 auto;min-height:54px}.policy-main{width:min(760px,100% - 28px);margin:0 auto;padding:24px 0 40px}.policy-card{background:#fffaf2;border:1px solid var(--border);border-radius:24px;padding:22px;box-shadow:0 14px 34px rgba(7,31,60,.08)}.policy-card h1{font-family:"Hiragino Mincho ProN","Yu Mincho",YuMincho,"Noto Serif JP",serif;color:var(--navy);font-size:30px;line-height:1.2;margin:0 0 14px}.policy-card h2{color:var(--navy);font-size:19px;margin:22px 0 8px}.policy-card p,.policy-card li{color:#536274}.policy-card a{font-weight:900;color:var(--navy);border-bottom:1px solid var(--gold)}
@media (min-width:760px){body{padding-bottom:96px}.page-shell{padding-top:28px}.hero-main{padding:32px 32px 34px}.brand-bar{padding:18px 22px 0}.hero-main h1{font-size:58px}.lead{font-size:22px}.preview,.howto{padding:24px}.preview-grid{grid-template-columns:repeat(4,1fr)}.preview-grid article{text-align:center}.preview-grid i{margin:0 auto 8px}.btn-line{min-height:60px}}