:root{
  --navy:#07152f;
  --blue:#2563eb;
  --sky:#eaf4ff;
  --gold:#facc15;
  --orange:#f97316;
  --pink:#ec4899;
  --red:#dc2626;
  --text:#101827;
  --muted:#64748b;
  --line:#dbe6f6;
  --white:#fff;
  --shadow:0 24px 70px rgba(15,23,42,.14);
  --radius:28px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"Hiragino Sans","Yu Gothic",Meiryo,sans-serif;
  color:var(--text);
  background:linear-gradient(180deg,#f8fbff 0%,#ffffff 36%,#f6f9ff 100%);
  line-height:1.75;
}
img{max-width:100%;display:block}
.container{width:min(1120px,calc(100% - 32px));margin-inline:auto}
.hero{
  position:relative;
  overflow:hidden;
  background:
    radial-gradient(circle at 80% 10%,rgba(59,130,246,.52),transparent 36%),
    linear-gradient(135deg,#060b1e 0%,#0b2250 52%,#102f78 100%);
  color:white;
  padding:22px 0 50px;
}
.hero__bg{position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);background-size:42px 42px;opacity:.25}
.hero__inner{position:relative;z-index:1}
.eyebrow{
  display:inline-flex;
  padding:10px 18px;
  border-radius:999px;
  background:linear-gradient(90deg,var(--pink),#ef4444);
  font-weight:800;
  letter-spacing:.02em;
  box-shadow:0 10px 26px rgba(236,72,153,.28);
}
.hero__grid{display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center;margin-top:30px}
.lead{font-weight:800;color:#bfe1ff;margin:0 0 10px}
h1,h2,h3,p{margin-top:0}
h1{font-size:clamp(44px,7vw,86px);line-height:1.02;letter-spacing:-.05em;margin-bottom:20px}
h1 span{color:#fff;text-shadow:0 0 26px rgba(96,165,250,.8)}
.hero__copy{font-size:clamp(17px,2vw,24px);font-weight:800;margin-bottom:18px}
.notice,.red-note{
  color:var(--red);
  font-weight:900;
  background:#fff;
  border:3px solid #fecaca;
  border-radius:18px;
  padding:14px 18px;
  font-size:clamp(18px,2.2vw,28px);
  line-height:1.45;
  box-shadow:0 12px 34px rgba(220,38,38,.18);
}
.hero__badges{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:22px}
.hero__badges div{
  background:rgba(255,255,255,.94);
  color:var(--navy);
  border-radius:18px;
  padding:16px 10px;
  text-align:center;
  box-shadow:0 14px 30px rgba(0,0,0,.18);
}
.hero__badges strong{display:block;font-size:17px}
.hero__badges small{display:block;color:#475569;font-weight:700}
.hero__visual img{border-radius:34px;box-shadow:var(--shadow);border:1px solid rgba(255,255,255,.2)}
.section{padding:72px 0}
.section h2{font-size:clamp(28px,4vw,46px);line-height:1.25;text-align:center;letter-spacing:-.03em;margin-bottom:28px}
.mini{text-align:center;color:var(--blue);font-weight:900;letter-spacing:.08em;margin-bottom:8px}
.worry-list{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}
.worry-list article,.feature-grid article{
  background:rgba(255,255,255,.9);
  border:1px solid var(--line);
  border-radius:24px;
  padding:22px;
  box-shadow:0 14px 38px rgba(30,64,175,.08);
}
.worry-list span{
  display:inline-grid;place-items:center;width:42px;height:42px;border-radius:999px;
  background:#eef4ff;color:var(--blue);font-weight:900;margin-bottom:12px;
}
.worry-list p{font-weight:800;margin:0}
.section-message{text-align:center;font-size:22px;font-weight:800;margin:28px 0 0}
.section-message strong{color:var(--red);font-size:1.15em}
.section-head{margin-bottom:28px}
.step-stack{display:grid;gap:24px}
.step-card{
  display:grid;
  grid-template-columns:72px 1fr 330px;
  gap:24px;
  align-items:center;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:26px;
  box-shadow:var(--shadow);
}
.step-num{
  width:58px;height:58px;border-radius:18px;
  display:grid;place-items:center;
  background:linear-gradient(135deg,var(--blue),#7c3aed);
  color:#fff;font-weight:900;font-size:22px;
}
.step-card h3{font-size:26px;line-height:1.35;margin-bottom:8px}
.step-card p{margin-bottom:0}
.step-card img{border-radius:20px;border:1px solid var(--line)}
.annotation-card{border-color:#fecaca;background:linear-gradient(180deg,#fff 0%,#fff7f7 100%)}
.annotation-card .red-note{font-size:20px;margin-top:14px;display:inline-block}
.flow-icons{display:flex;flex-wrap:wrap;gap:10px;align-items:center;justify-content:center}
.flow-icons span{padding:12px 14px;border-radius:999px;background:#eef4ff;color:#1e3a8a;font-weight:900}
.flow-icons b{color:var(--blue);font-size:24px}
.split{display:grid;grid-template-columns:1fr 1fr;gap:36px;align-items:center}
.split h2{text-align:left}
.sns-row{display:flex;flex-wrap:wrap;gap:12px}
.sns-row span{padding:14px 18px;border-radius:999px;background:#fff;border:1px solid var(--line);font-weight:900;box-shadow:0 10px 28px rgba(37,99,235,.09)}
.creator__box{
  display:grid;grid-template-columns:.9fr 1.1fr;gap:34px;align-items:center;
  background:linear-gradient(135deg,#06112b,#082762);
  color:#fff;border-radius:34px;padding:34px;box-shadow:var(--shadow)
}
.creator__box h2{text-align:left;color:#fff}
.creator__box .mini{text-align:left;color:#facc15}
.creator__box img{border-radius:24px}
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.feature-grid article span{font-size:34px}
.feature-grid h3{font-size:20px;margin:10px 0 4px}
.feature-grid p{margin:0;color:#475569}
.price-story{padding-top:40px}
.luxury-card{
  position:relative;overflow:hidden;
  background:radial-gradient(circle at 70% 20%,rgba(250,204,21,.35),transparent 28%),linear-gradient(135deg,#320707,#7f1d1d 55%,#111827);
  color:#fff;border-radius:34px;padding:42px;text-align:center;box-shadow:var(--shadow);border:2px solid #facc15;
}
.luxury-card h2 span{color:#facc15}
.price-badge{
  width:min(360px,100%);margin:26px auto 0;padding:22px 24px;border-radius:26px;
  background:linear-gradient(180deg,#fff7c2,#f59e0b);
  color:#7f1d1d;border:3px solid #fff1a8;box-shadow:0 18px 50px rgba(250,204,21,.25)
}
.price-badge small,.price-badge em{display:block;font-weight:900;font-style:normal}
.price-badge strong{font-size:clamp(52px,8vw,82px);line-height:1;font-weight:1000;letter-spacing:-.06em}
.event-card{
  background:linear-gradient(135deg,#08183a,#0f2f73);
  color:#fff;border-radius:34px;padding:34px;border:2px solid #facc15;box-shadow:var(--shadow);
}
.event-card h2{color:#fff}
.event-list{display:grid;gap:14px;margin-bottom:24px}
.event-list div{
  display:grid;grid-template-columns:150px 1fr;gap:16px;
  align-items:center;
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.16);
  border-radius:18px;padding:18px;
}
.event-list span{font-weight:900;color:#facc15}
.event-list strong{font-size:24px}
.event-list small{grid-column:2;color:#dbeafe;font-weight:700}
.event-list .special strong{font-size:36px;color:#fff}
.event-card img{border-radius:24px;border:1px solid rgba(255,255,255,.2)}
.instructor-card{
  display:grid;grid-template-columns:110px 1fr;gap:24px;align-items:center;
  background:#fff;border:1px solid var(--line);border-radius:28px;padding:28px;box-shadow:var(--shadow)
}
.instructor-card h2{text-align:left}
.instructor-card .mini{text-align:left}
.avatar{width:96px;height:96px;border-radius:999px;display:grid;place-items:center;background:linear-gradient(135deg,var(--blue),#7c3aed);color:#fff;font-size:42px;font-weight:900}
.faq-list{display:grid;gap:12px}
details{background:#fff;border:1px solid var(--line);border-radius:18px;padding:18px 22px;box-shadow:0 10px 24px rgba(37,99,235,.06)}
summary{cursor:pointer;font-weight:900;font-size:18px}
details p{margin:12px 0 0;color:#475569}
.apply{background:linear-gradient(180deg,#f8fbff,#fff3fb)}
.apply-card{
  text-align:center;background:#fff;border:2px solid #ffd4e8;border-radius:34px;padding:42px;box-shadow:var(--shadow)
}
.apply-card h2{color:#07152f}
.apply-card h2 strong,.apply-card h2 span{color:var(--red)}
.fake-button{
  display:inline-flex;align-items:center;justify-content:center;
  margin:18px auto 10px;padding:18px 50px;border-radius:999px;
  background:linear-gradient(90deg,#ec4899,#ef4444);
  color:#fff;font-weight:1000;font-size:28px;box-shadow:0 16px 40px rgba(236,72,153,.25);
  pointer-events:none;user-select:none;
}
.apply-card small{display:block;color:#64748b}
footer{background:#07152f;color:#fff;text-align:center;padding:20px 0;font-weight:800}
@media (max-width:900px){
  .hero__grid,.split,.creator__box{grid-template-columns:1fr}
  .hero__badges,.worry-list,.feature-grid{grid-template-columns:1fr 1fr}
  .step-card{grid-template-columns:1fr;gap:14px}
  .step-num{width:52px;height:52px}
  .event-list div{grid-template-columns:1fr}
  .event-list small{grid-column:auto}
}
@media (max-width:560px){
  .container{width:min(100% - 24px,1120px)}
  .hero{padding-bottom:34px}
  .eyebrow{font-size:13px}
  h1{font-size:42px}
  .notice{font-size:19px;padding:12px}
  .hero__badges,.worry-list,.feature-grid{grid-template-columns:1fr}
  .section{padding:52px 0}
  .step-card{padding:18px;border-radius:22px}
  .step-card h3{font-size:22px}
  .luxury-card,.event-card,.apply-card{padding:24px;border-radius:24px}
  .event-list strong{font-size:21px}
  .event-list .special strong{font-size:32px}
  .instructor-card{grid-template-columns:1fr;text-align:center}
  .instructor-card h2,.instructor-card .mini{text-align:center}
}