*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Hiragino Sans","Hiragino Kaku Gothic ProN","Yu Gothic","Noto Sans JP",Meiryo,sans-serif;
  background:#f2f7f6;
  color:#143230;
  line-height:1.75;
  padding-bottom:64px;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit}
.wrap{max-width:960px;margin:0 auto;padding:0 22px}
.wrap.narrow{max-width:560px}

[data-reveal]{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s ease}
[data-reveal].is-in{opacity:1;transform:none}

.kicker{
  margin:0 0 10px;font-size:11px;letter-spacing:.2em;font-weight:800;
  color:#c48a14;
}
.kicker--on-dark{color:#f0c14d}

/* —— Hero —— */
.hero{
  position:relative;
  min-height:min(90vh,800px);
  display:flex;
  align-items:flex-end;
  overflow:hidden;
  color:#fff;
}
.hero-media{
  position:absolute;inset:-8% 0 -8% 0;
  will-change:transform;
}
.hero-media img{width:100%;height:100%;object-fit:cover}
.hero-shade{
  position:absolute;inset:0;
  background:
    linear-gradient(160deg,rgba(8,40,42,.9) 0%,rgba(10,55,58,.55) 42%,rgba(6,30,32,.88) 100%),
    radial-gradient(ellipse at 80% 10%,rgba(240,180,40,.28),transparent 50%);
}
.hero-inner{position:relative;z-index:1;width:100%;max-width:960px;margin:0 auto;padding:0 22px 68px}
.brand{margin:0 0 14px;font-size:12px;letter-spacing:.18em;font-weight:800;color:#f0c14d}
.hero h1{
  margin:0;font-size:clamp(28px,5vw,46px);line-height:1.3;font-weight:900;
  max-width:14em;
}
.hero-lead{margin:16px 0 0;max-width:34em;font-size:15px;opacity:.95;line-height:1.9}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}

.btn{
  display:inline-block;
  background:#f0c14d;color:#0f2e2c;
  font-weight:900;text-decoration:none;
  padding:14px 26px;border:none;cursor:pointer;font-size:15px;
  border-radius:3px;
}
.btn:hover{filter:brightness(1.05)}
.btn--ghost{
  background:transparent;color:#fff;
  border:1.5px solid rgba(255,255,255,.55);
}
.btn--sm{padding:11px 20px;font-size:13px;margin-top:8px}
.btn--sticky{
  padding:12px 28px;font-size:14px;
  box-shadow:0 8px 28px rgba(8,40,42,.35);
}

/* —— Sections —— */
.section{padding:72px 0}
.section h2{margin:0 0 28px;font-size:clamp(22px,3.2vw,30px);font-weight:900}

.intro{background:#f2f7f6}
.intro h2{margin-bottom:14px}
.intro p{margin:0;color:#3a5854;font-size:15px;max-width:36em}

/* Curriculum */
.curriculum{background:#fff}
.curr-list{list-style:none;margin:0;padding:0;display:grid;gap:0}
.curr-list li{
  display:grid;grid-template-columns:120px 1fr;gap:18px;
  padding:22px 0;border-top:1px solid #d5e4e1;
}
@media(max-width:600px){.curr-list li{grid-template-columns:1fr;gap:8px}}
.curr-list li:last-child{border-bottom:1px solid #d5e4e1}
.week{
  font-size:12px;font-weight:900;letter-spacing:.06em;
  color:#0d6b66;align-self:start;padding-top:2px;
}
.curr-list strong{display:block;font-size:16px;margin-bottom:4px}
.curr-list p{margin:0;font-size:14px;color:#3a5854}

/* Who */
.forwhom{background:#e8f2f0}
.for-grid{
  list-style:none;margin:0;padding:0;
  display:grid;grid-template-columns:1fr 1fr;gap:14px;
}
@media(max-width:680px){.for-grid{grid-template-columns:1fr}}
.for-grid li{
  background:#fff;padding:22px 20px;
  border-top:3px solid #0d6b66;
}
.for-grid strong{display:block;font-size:15px;margin-bottom:6px}
.for-grid span{display:block;font-size:13px;color:#3a5854;line-height:1.75}

/* Image band */
.image-band{
  display:grid;grid-template-columns:1.2fr .8fr;min-height:480px;
  background:#0a3d3a;color:#e8f6f4;
}
@media(max-width:860px){.image-band{grid-template-columns:1fr}}
.image-band-media img{width:100%;height:100%;min-height:280px;object-fit:cover}
.image-band-copy{padding:48px 36px;display:flex;flex-direction:column;justify-content:center}
@media(max-width:860px){.image-band-copy{padding:36px 22px}}
.image-band-copy h2{margin:0 0 14px;font-size:clamp(22px,3vw,28px);font-weight:900}
.image-band-copy p:last-child{margin:0;font-size:14px;opacity:.9;line-height:1.85}

/* Pricing */
.pricing{background:#f2f7f6}
.price-cards{display:grid;grid-template-columns:1fr 1fr;gap:16px}
@media(max-width:720px){.price-cards{grid-template-columns:1fr}}
.price-card{
  background:#fff;padding:28px 24px;
  border:1px solid #cfe0dc;position:relative;
}
.price-card--featured{
  border-color:#c48a14;
  box-shadow:0 0 0 2px rgba(196,138,20,.2);
  background:linear-gradient(180deg,#fffdf6 0%,#fff 40%);
}
.price-card__ribbon{
  position:absolute;top:12px;right:12px;margin:0;
  background:#c48a14;color:#fff;font-size:11px;font-weight:900;
  padding:4px 10px;letter-spacing:.06em;
}
.price-card__label{margin:0;font-size:12px;font-weight:800;color:#0d6b66;letter-spacing:.1em}
.price-card h3{margin:8px 0 12px;font-size:18px;font-weight:900}
.price-card__amount{margin:0 0 16px;font-size:14px;font-weight:700}
.price-card__amount em{font-style:normal;font-size:28px;color:#0d6b66;font-weight:900}
.price-card ul{margin:0 0 8px;padding:0 0 0 1.1em;font-size:13px;color:#3a5854;line-height:1.85}
.price-note{margin:18px 0 0;font-size:12px;color:#5a7874}

/* FAQ */
.faq{background:#fff}
.faq details{background:#f2f7f6;padding:14px 16px;margin-bottom:8px;border-left:3px solid #0d6b66}
.faq summary{cursor:pointer;font-weight:800;list-style:none}
.faq summary::-webkit-details-marker{display:none}
.faq p{margin:10px 0 0;font-size:14px;color:#3a5854}

/* Form */
.final{background:#0a3d3a;color:#e8f6f4;padding:80px 0}
.final h2{margin:0 0 8px;font-size:clamp(22px,3.2vw,30px);font-weight:900}
.final > .wrap > p{margin:0 0 24px;opacity:.9;font-size:14px}
.form{display:grid;gap:12px}
.form label{display:grid;gap:4px;font-size:13px;font-weight:700}
.form input,.form textarea,.form select{
  font:inherit;padding:12px 14px;
  border:1px solid rgba(200,230,220,.3);
  background:rgba(255,255,255,.08);color:#fff;border-radius:3px;
}
.form input::placeholder,.form textarea::placeholder{color:rgba(255,255,255,.45)}
.form select option{color:#143230}
.form .btn{justify-self:start;margin-top:4px}
.form-note{font-size:12px;opacity:.65;margin:6px 0 0}

.site-footer{padding:28px 0 80px;text-align:center;font-size:12px;color:#5a7874;background:#f2f7f6}
.site-footer p{margin:0}

/* Soft sticky */
.soft-sticky{
  position:fixed;right:20px;bottom:20px;z-index:1800;
}
@media(max-width:600px){
  .soft-sticky{left:16px;right:16px;bottom:16px}
  .soft-sticky .btn{display:block;text-align:center;width:100%}
}