:root{
  --navy:#16324F;
  --navy-dark:#0F2438;
  --blue:#1C6E96;
  --blue-light:#EAF6FB;
  --blue-pale:#F7FBFD;
  --beige:#FBF6EE;
  --border:#E1EEF4;
  --border-blue:#CFE4EE;
  --text:#293846;
  --text-soft:#3F5164;
  --muted:#8B9AA8;
  --cta:#FF7A45;
  --cta-shadow:rgba(255,122,69,0.38);
  --content-w:520px;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:'Noto Sans JP', sans-serif;
  color:var(--text);
  background:#fff;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
  padding-bottom:82px;
}
h1,h2,h3,p{margin:0;}
img{max-width:100%;display:block;}
a{color:var(--blue);}
a:hover{color:#134D6B;}
.center{text-align:center;}

.page{max-width:var(--content-w);margin:0 auto;}

/* header */
.site-header{
  background:#fff;
  border-bottom:1px solid var(--border);
  padding:12px 20px;
  text-align:center;
}
.logo{font-weight:900;font-size:15px;color:var(--navy);letter-spacing:0.02em;}
.logo .accent{color:var(--blue);}

/* buttons */
.btn-cta{
  display:block;width:100%;
  background:var(--cta);color:#fff;font-weight:900;
  font-size:18px;padding:18px 20px;border-radius:12px;
  text-decoration:none;box-shadow:0 12px 28px var(--cta-shadow);
  text-align:center;border:none;cursor:pointer;
}
.btn-cta:hover{filter:brightness(1.06);color:#fff;}
.btn-cta:focus-visible{outline:3px solid var(--blue);outline-offset:2px;}
.btn-cta--sticky{font-size:16px;padding:15px 16px;box-shadow:none;}
.cta-note{font-size:12.5px;color:var(--muted);margin:10px 0 0;text-align:center;}
.cta-note--dark{color:#8FA8BB;}

/* hero */
.hero{padding:20px 20px 28px;background:#fff;text-align:center;}
.hero-thumb{width:100%;border-radius:10px;box-shadow:0 10px 30px rgba(22,50,79,0.16);margin:0 0 18px;}
.hero-sub{font-size:15.5px;color:var(--text-soft);margin:0 0 20px;text-wrap:pretty;}
.archive-note{
  margin-top:18px;border:1px solid var(--border-blue);background:var(--blue-pale);
  border-radius:12px;padding:14px 16px;text-align:center;
}
.archive-note__title{font-size:14px;font-weight:700;color:var(--blue);margin-bottom:4px;}
.archive-note__body{font-size:13px;color:var(--text-soft);line-height:1.7;}
.archive-note__body span{font-size:11.5px;color:#7A8B99;}
.final-info__archive{font-size:13px;color:#B9CEDC;margin-top:12px;line-height:1.7;}
.ease-row{display:flex;gap:10px;margin-top:12px;}
.ease-item{
  flex:1;display:flex;flex-direction:column;align-items:center;gap:6px;
  background:#fff;border:1px solid var(--border-blue);border-radius:12px;padding:14px 10px;
}
.ease-item svg{width:28px;height:28px;}
.ease-item span{font-size:12.5px;font-weight:700;color:var(--navy);text-align:center;line-height:1.5;}

/* 講師からのひとこと */
.message-card{background:#fff;border-radius:16px;padding:22px 20px;box-shadow:0 6px 18px rgba(22,50,79,0.07);}
.message-head{display:flex;align-items:center;gap:12px;margin-bottom:16px;}
.message-photo{width:56px;height:56px;border-radius:50%;object-fit:cover;object-position:center 20%;flex-shrink:0;}
.message-label{font-size:13px;font-weight:900;color:var(--blue);letter-spacing:0.04em;}
.message-body{font-size:14.5px;color:var(--text-soft);line-height:1.95;margin-bottom:12px;}
.message-sign{font-size:14px;font-weight:700;color:var(--navy);text-align:right;margin-top:4px;}

/* seminar scene + voices */
.scene-photo{width:100%;border-radius:14px;box-shadow:0 8px 22px rgba(22,50,79,0.12);}
.voices-title{margin-top:32px;}
.voice-list{display:flex;flex-direction:column;gap:12px;margin-top:20px;}
.voice{background:#fff;border-radius:14px;padding:18px 18px 14px;box-shadow:0 4px 14px rgba(22,50,79,0.06);}
.voice-body{font-size:14px;color:var(--text-soft);line-height:1.9;}
.voice-name{font-size:12.5px;font-weight:700;color:var(--blue);margin-top:10px;text-align:right;}

/* section base */
.section{padding:44px 20px;background:#fff;}
.section--tint{background:var(--blue-light);}
.section--gift{background:linear-gradient(180deg,#FFF6EE 0%,#FFFBF6 100%);border-top:3px solid var(--cta);}
.section--beige{background:var(--beige);}
.section > *:not(:first-child){margin-top:14px;}

.kicker{color:var(--blue);font-weight:700;font-size:12.5px;letter-spacing:0.06em;margin:0 0 6px;}
.section-title{font-size:23px;font-weight:900;color:var(--navy);line-height:1.6;text-wrap:balance;}
.section-lead{font-size:14.5px;color:var(--text-soft);}

/* wave dividers */
.wave{line-height:0;margin-top:-1px;}
.wave svg{width:100%;height:32px;display:block;}
.wave[data-to="tint"] svg path{fill:var(--blue-light);}
.wave[data-to="white"] svg path{fill:#fff;}
.wave[data-to="beige"] svg path{fill:var(--beige);}
.wave[data-to="gift"] svg path{fill:#FFF6EE;}

/* illustration */
.illust{width:100%;max-width:280px;display:block;margin:0 auto 18px;}

/* question bubbles */
.bubble-list{display:flex;flex-direction:column;gap:10px;margin-top:20px;}
.bubble{
  background:#fff;border:1px solid var(--border-blue);border-radius:20px;
  padding:13px 18px;font-size:14.5px;font-weight:500;color:var(--text);
  position:relative;
}

/* learn items */
.learn-item{border-radius:16px;padding:24px 20px;text-align:center;margin-top:18px;}
.learn-item:first-of-type{margin-top:24px;}
.learn-item--blue{background:var(--blue-light);}
.learn-item--beige{background:var(--beige);}
.learn-icon{width:64px;height:64px;margin:0 auto 12px;}
.learn-item h3{font-size:16.5px;font-weight:700;color:var(--navy);margin-bottom:8px;}
.learn-item p{font-size:14px;color:var(--text-soft);}

/* method comparison grid */
.method-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-top:16px;}
.method{background:#fff;border:1px solid var(--border-blue);border-radius:12px;padding:12px 8px;text-align:center;}
.method svg{width:36px;height:36px;margin:0 auto 6px;}
.method span{font-size:12px;font-weight:700;color:var(--navy);line-height:1.4;display:block;}
.method-note{font-size:12.5px;color:var(--muted);text-align:center;margin-top:16px;}

/* before/after */
.before-after{display:flex;align-items:center;gap:10px;margin-top:6px;}
.ba-box{flex:1;border-radius:14px;padding:16px 12px;text-align:center;}
.ba-box--before{background:#EDF1F4;border:1px solid #D5DEE5;}
.ba-box--after{background:#FFF3E9;border:2px solid var(--cta);}
.ba-label{display:inline-block;font-size:11.5px;font-weight:900;color:#fff;background:#8B9AA8;border-radius:999px;padding:2px 12px;margin-bottom:8px;letter-spacing:0.04em;}
.ba-box--after .ba-label{background:var(--cta);}
.ba-box p{font-size:13.5px;color:var(--text-soft);font-weight:500;}
.ba-box--after p{color:var(--navy);font-weight:700;}
.ba-icon{width:30px;height:30px;display:block;margin:0 auto 6px;}
.ba-arrow{width:32px;height:32px;flex-shrink:0;}

/* benefits */
.benefit-grid{display:flex;flex-direction:column;gap:10px;margin-top:20px;}
.benefit-item{display:flex;gap:10px;align-items:flex-start;background:#F5FAFC;border-radius:12px;padding:14px 16px;}
.benefit-item .check{color:#4CAF93;font-weight:900;font-size:16px;}
.benefit-item p{font-size:14px;color:var(--text-soft);}

/* mid cta */
.section--mid-cta{background:var(--navy);text-align:center;}
.mid-cta-text{font-size:15px;font-weight:700;color:#fff;}

/* test flow */
.flow-card{background:#fff;border-radius:16px;padding:20px 18px;margin-top:20px;}
.test-subtitle{font-size:15px;font-weight:700;color:var(--navy);margin-bottom:12px;}
.flow-step{display:flex;gap:10px;align-items:flex-start;margin-bottom:10px;}
.flow-step:last-child{margin-bottom:0;}
.flow-num{flex-shrink:0;width:24px;height:24px;border-radius:50%;background:var(--blue);color:#fff;font-weight:900;font-size:12.5px;display:flex;align-items:center;justify-content:center;}
.flow-step p{font-size:14px;color:var(--text-soft);padding-top:2px;}

/* gift emphasis */
.gift-ribbon{
  display:block;text-align:center;font-size:14px;font-weight:900;
  color:var(--cta);letter-spacing:0.04em;
}
.gift-title{margin-top:6px;}
.gift-title strong{color:var(--cta);font-size:1.12em;}
.gift-title em{
  font-style:normal;display:inline-block;
  background:linear-gradient(transparent 62%, #FFD8A8 62%);
  padding:0 2px;
}
.gift-price{
  text-align:center;font-size:13.5px;font-weight:700;color:var(--navy);
  background:#fff;border:2px solid var(--cta);border-radius:999px;
  padding:8px 14px;margin:14px auto 0;max-width:320px;
}
.gift-price strong{color:var(--cta);font-size:1.2em;}

.kit-flow{display:flex;align-items:center;justify-content:center;gap:4px;margin-top:22px;background:#fff;border-radius:16px;padding:20px 12px;}
.kit-step{flex:1;text-align:center;}
.kit-step svg{width:100%;max-width:64px;height:76px;margin:0 auto 8px;}
.kit-step p{font-size:11.5px;font-weight:700;color:var(--navy);line-height:1.4;}
.kit-arrow{width:20px;height:20px;flex-shrink:0;margin-bottom:24px;}

.report-lead{font-size:15px;font-weight:700;color:var(--navy);text-align:center;margin-top:24px;}
.report-photo-btn{
  display:block;width:100%;border:none;background:#fff;border-radius:14px;
  padding:8px;cursor:pointer;position:relative;margin-top:12px;
  box-shadow:0 8px 20px rgba(22,50,79,0.1);
}
.report-photo-btn img{border-radius:10px;width:100%;}
.report-photo-hint{
  position:absolute;bottom:16px;right:16px;background:rgba(22,50,79,0.85);
  color:#fff;font-size:12px;padding:5px 10px;border-radius:999px;font-weight:700;
}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin-top:14px;}
.tag-row--second{margin-top:8px;}
.tag{background:#fff;border:1px solid var(--border-blue);color:var(--blue);font-size:12.5px;font-weight:700;padding:6px 12px;border-radius:999px;}
.section--gift .tag{border-color:#F3D9C4;}
.test-note{font-size:12px;color:#5C7B8C;background:#fff;border:1px solid var(--border-blue);border-radius:10px;padding:14px 16px;margin-top:20px;}

/* speaker */
.speaker-photo{width:100%;max-width:100%;border-radius:16px;margin:20px auto 0;box-shadow:0 10px 26px rgba(22,50,79,0.16);}
.speaker-name{font-size:19px;font-weight:900;color:var(--navy);margin-top:16px;}
.speaker-role{font-size:13.5px;font-weight:700;color:var(--blue);}
.speaker-badges{display:flex;flex-direction:column;gap:8px;margin-top:18px;}
.badge{display:flex;align-items:center;gap:10px;background:var(--blue-light);border-radius:10px;padding:10px 14px;}
.badge svg{width:28px;height:28px;flex-shrink:0;}
.badge span{font-size:13px;font-weight:700;color:var(--navy);}
.speaker-para{font-size:14px;color:var(--text-soft);}

.field-collage{width:100%;border-radius:14px;margin-top:20px;}

/* overview */
.overview-table{background:#fff;border-radius:16px;border:1px solid var(--border-blue);overflow:hidden;margin-top:20px;}
.overview-row{display:flex;flex-direction:column;gap:4px;padding:14px 18px;border-bottom:1px solid #EEF5F8;}
.overview-row:last-child{border-bottom:none;}
.overview-label{font-size:12.5px;font-weight:700;color:var(--muted);}
.overview-value{font-size:14.5px;color:var(--text);font-weight:500;}

/* faq */
.faq-list{display:flex;flex-direction:column;gap:10px;margin-top:20px;}
.faq-item{border:1px solid var(--border);border-radius:12px;overflow:hidden;background:var(--blue-pale);}
.faq-btn{width:100%;text-align:left;background:none;border:none;padding:15px 16px;display:flex;justify-content:space-between;align-items:center;gap:12px;cursor:pointer;font-family:inherit;}
.faq-btn:focus-visible{outline:3px solid var(--blue);outline-offset:2px;}
.faq-q{font-size:14px;font-weight:700;color:var(--navy);}
.faq-icon{flex-shrink:0;font-size:18px;font-weight:900;color:var(--blue);transition:transform 0.2s;}
.faq-item.is-open .faq-icon{transform:rotate(45deg);}
.faq-answer{max-height:0;overflow:hidden;transition:max-height 0.25s ease;}
.faq-answer p{padding:0 16px 16px;font-size:13.5px;color:var(--text-soft);}
.faq-item.is-open .faq-answer{max-height:400px;}

/* final cta */
.final-cta{background:var(--navy);text-align:center;}
.final-cta h2{font-size:21px;font-weight:900;color:#fff;line-height:1.7;}
.final-cta-sub{font-size:13.5px;color:#B9CEDC;}
.final-info{background:rgba(255,255,255,0.08);border:1px solid rgba(255,255,255,0.18);border-radius:14px;padding:18px 16px;margin-top:16px;}
.final-info__date{font-size:19px;font-weight:900;color:#fff;}
.final-info__tags{font-size:14.5px;font-weight:700;color:#BFE3F0;margin-top:6px;}
.final-info__gift{font-size:16px;font-weight:900;color:var(--cta);margin-top:14px;line-height:1.6;}
.no-sales{
  display:block;margin-top:12px;font-size:12.5px;font-weight:400;color:#B9CEDC;
  background:none;border:none;padding:0;line-height:1.7;text-align:center;
}

/* footer */
.site-footer{padding:26px 20px;background:var(--navy-dark);text-align:center;max-width:var(--content-w);margin:0 auto;}
.site-footer p{font-size:12.5px;color:#8FA8BB;margin:0 0 4px;}
.footer-small{font-size:11px;color:#5E7A8F;}

/* sticky cta */
.sticky-cta{
  position:fixed;left:0;right:0;bottom:0;z-index:50;
  background:#fff;border-top:1px solid var(--border);
  padding:10px 16px calc(10px + env(safe-area-inset-bottom));
  box-shadow:0 -8px 20px rgba(22,50,79,0.12);
  max-width:var(--content-w);margin:0 auto;
}

/* lightbox */
.lightbox{
  position:fixed;inset:0;z-index:100;background:rgba(15,36,56,0.92);
  display:flex;align-items:center;justify-content:center;padding:24px;
}
.lightbox[hidden]{display:none;}
.lightbox img{max-width:100%;max-height:85vh;border-radius:8px;}
.lightbox-close{
  position:absolute;top:18px;right:18px;width:40px;height:40px;border-radius:50%;
  background:rgba(255,255,255,0.15);color:#fff;border:none;font-size:22px;cursor:pointer;
  display:flex;align-items:center;justify-content:center;
}
.lightbox-close:focus-visible{outline:3px solid #fff;}

@media (min-width:560px){
  .site-header{border-radius:0;}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  .faq-answer,.faq-icon{transition:none;}
}