@charset "UTF-8";
:root{--navy:#0a3158;--blue:#087bb8;--orange:#ff740d;--pale:#eaf7ff;--text:#173c59}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:"Noto Sans JP","Hiragino Kaku Gothic ProN",Meiryo,system-ui,sans-serif;color:var(--text);background:#f4fbff;line-height:1.7}a{color:inherit}a:focus-visible,summary:focus-visible{outline:3px solid #ff9200;outline-offset:4px}.wrap{width:min(1180px,calc(100% - 38px));margin:auto}.topbar{background:white;box-shadow:0 2px 12px #0b426515;position:relative;z-index:4}.topinner{min-height:70px;display:flex;align-items:center;justify-content:space-between;gap:20px}.logo{font-weight:950;font-size:29px;letter-spacing:-.065em;text-decoration:none;color:var(--navy)}.logo b{color:var(--orange)}.button{display:inline-flex;align-items:center;justify-content:center;gap:13px;border:0;border-radius:999px;background:linear-gradient(#ff9b34,#ff6810);color:#fff;text-decoration:none;font-weight:900;box-shadow:0 7px 18px #f4772450;padding:14px 26px;white-space:nowrap}.button:hover{filter:brightness(1.06);transform:translateY(-1px)}.button.small{padding:10px 21px;font-size:14px}.hero{position:relative;overflow:hidden;background:linear-gradient(117deg,#9adfff 0%,#ecf9ff 43%,#fff0df 100%);min-height:560px}.hero:after{content:"";pointer-events:none;position:absolute;inset:auto -10% -95px -10%;height:175px;background:#f4fbff;border-radius:50% 50% 0 0/65% 65% 0 0;transform:rotate(-2deg)}.hero-inner{display:grid;grid-template-columns:43% 57%;align-items:center;min-height:560px;position:relative;z-index:1;padding-bottom:40px}.hero-content{z-index:2;position:relative;padding:35px 0 40px}.eyebrow{display:inline-flex;background:linear-gradient(100deg,#057dbc,#0c315a);padding:5px 18px;color:#fff;font-weight:900;border-radius:99px;font-size:14px;box-shadow:0 3px 9px #006bb034}.hero h1{font-size:clamp(31px,3.8vw,55px);letter-spacing:-.06em;color:#092f56;line-height:1.28;margin:25px 0 18px;font-weight:950}.hero h1 .orange{color:var(--orange);font-size:1.09em}.hero .lead{font-weight:800;max-width:490px;line-height:1.9;font-size:16px;margin:0 0 24px}.hero-photo{align-self:stretch;position:relative;margin:0 -4vw 0 -6vw;display:flex;align-items:center;justify-content:center}.hero-photo img{width:100%;height:470px;object-fit:cover;border-radius:180px 24px 26px 70px;box-shadow:0 25px 42px #0c58752e;mask-image:linear-gradient(90deg,transparent 0%,black 16%)}.hero-photo:before{content:"";z-index:-1;position:absolute;right:-15%;top:20px;width:90%;height:95%;background:linear-gradient(140deg,#a7e7ff82,#fff7ea);transform:skewY(-6deg);border-radius:45%}.landmark{position:absolute;bottom:27px;left:-12px;width:220px;height:108px;object-fit:cover;object-position:left bottom;mix-blend-mode:multiply;opacity:.7;mask-image:linear-gradient(90deg,#000 60%,transparent)}.trust{display:flex;gap:10px;flex-wrap:wrap;margin:18px 0 0;color:#074d85;font-size:12px;font-weight:850}.trust span{background:#fffdfde8;padding:5px 11px;border-radius:99px}.trust span:before{content:"✓ ";color:#048abe}.section{padding:65px 0}.intro{padding-top:45px}.section-title{text-align:center;color:var(--navy);font-weight:950;line-height:1.35;letter-spacing:-.035em;font-size:clamp(25px,3vw,38px);margin:0 0 30px}.section-title em{font-style:normal;color:var(--orange)}.mini-label{display:block;color:#007eaf;text-align:center;font-weight:900;letter-spacing:.22em;font-size:11px;margin-bottom:8px}.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.info-card{background:white;border-radius:22px;box-shadow:0 8px 22px #0a507114;overflow:hidden;border:1px solid #dceffc}.card-visual{height:125px;overflow:hidden;position:relative}.card-visual img{width:100%;height:100%;object-fit:cover}.card-copy{padding:17px 20px 22px}.card-copy h3{margin:0 0 8px;font-size:20px;color:#092e50;line-height:1.35}.card-copy p{margin:0;font-size:14px;font-weight:650;line-height:1.8}.num-icon{display:inline-flex;vertical-align:middle;align-items:center;justify-content:center;margin-right:7px;color:#fff;border-radius:13px;background:#087fbb;font-size:16px;width:34px;height:34px}.ribbon{position:relative;background:linear-gradient(100deg,#07335e,#086fa4);color:#fff;overflow:hidden}.ribbon:before{content:"";position:absolute;left:-100px;top:-150px;height:350px;width:550px;border:2px solid #ffffff2e;border-radius:100%;transform:rotate(-20deg)}.ribbon-inner{display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:25px;min-height:300px}.ribbon h2{font-size:clamp(29px,3.4vw,44px);margin:0;line-height:1.3}.ribbon h2 em{font-style:normal;color:#ffcc4d}.ribbon p{font-size:16px;font-weight:750}.ribbon img{width:100%;height:270px;object-fit:cover;border-radius:65px 12px 50px 14px;box-shadow:0 10px 32px #002a4a80}.check-section{background:linear-gradient(#e7f7ff,#f4fbff)}.check-card{padding:22px 18px;background:white;border-radius:17px;box-shadow:0 5px 16px #0a507117;display:flex;align-items:flex-start;gap:13px}.check-card .symbol{font-size:30px;line-height:1;color:#ef7900}.check-card h3{color:#0b3356;margin:0 0 6px;font-size:17px}.check-card p{font-size:13px;font-weight:650;margin:0}.cta-band{background:linear-gradient(100deg,#ffeadc,#fffefa 57%,#ffe1c6);border-radius:23px;padding:22px 28px;display:flex;align-items:center;gap:20px;justify-content:space-between;margin-top:25px;box-shadow:0 8px 18px #ad6b2c17}.cta-band strong{font-size:21px;color:#12395d;line-height:1.4}.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:15px}.step{border:1px solid #dcebf6;border-radius:19px;padding:20px;background:white;box-shadow:0 6px 15px #0d527218}.step .round{background:#0a89bb;color:#fff;border-radius:50%;display:inline-grid;place-items:center;width:31px;height:31px;font-weight:900}.step h3{font-size:18px;margin:10px 0 4px}.step p{font-size:13px;font-weight:650;margin:0}.prep{background:white;border-radius:24px;display:grid;grid-template-columns:32% 1fr;gap:20px;overflow:hidden;box-shadow:0 10px 25px #09507015}.prep img{width:100%;height:100%;object-fit:cover;min-height:310px}.prep-content{padding:24px 25px 23px 0}.prep-content h3{font-size:25px;line-height:1.3;margin:0 0 18px;color:#0c365b}.prep-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.prep-grid div{background:#f0f9ff;border:1px solid #d6eaf8;border-radius:15px;padding:12px;font-size:13px;font-weight:700}.prep-grid strong{display:block;font-size:16px;color:#0c4b75;margin:0 0 5px}.faq{background:#e6f6ff}.faq-list{max-width:850px;margin:auto}.faq details{background:#fff;border-radius:12px;padding:0 18px;margin:9px 0;box-shadow:0 3px 10px #0a537317}.faq summary{cursor:pointer;list-style:none;padding:13px 5px;font-size:15px;font-weight:850;color:#143554}.faq summary:before{content:"Q";display:inline-grid;place-items:center;background:#077eb7;color:#fff;border-radius:50%;width:22px;height:22px;margin-right:10px}.faq summary:after{content:"＋";float:right;color:#007eae}.faq details[open] summary:after{content:"−"}.faq details p{font-size:14px;font-weight:600;line-height:1.9;padding:0 12px 16px 38px;margin:0}.final{position:relative;text-align:center;background:linear-gradient(110deg,#b4e7ff,#f4fbff 55%,#fff1de);overflow:hidden}.final img{position:absolute;left:0;bottom:0;width:31%;max-width:400px;opacity:.75;mask-image:linear-gradient(90deg,black 48%,transparent)}.final .wrap{position:relative;z-index:1}.final h2{margin:0 0 18px;font-size:clamp(24px,3vw,38px);color:#123657}.final h2 b{color:var(--orange)}.footer{background:#073052;color:white;padding:22px 0;font-size:13px}.footer .wrap{display:flex;justify-content:space-between;gap:15px;flex-wrap:wrap}.footer a{margin-left:15px;color:#e7f5ff}.disclaimer{color:#53708a;font-size:12px;font-weight:650}.badges{font-weight:900;color:#046ca0;font-size:12px}.badges span{margin-right:10px} @media(max-width:760px){.topinner{min-height:60px}.logo{font-size:24px}.button.small{font-size:12px;padding:9px 12px}.hero-inner{display:flex;flex-direction:column;min-height:0;padding-bottom:65px}.hero-content{width:100%;padding:30px 0 12px}.hero h1{font-size:clamp(29px,7vw,40px);margin:18px 0}.hero .lead{font-size:14px}.hero-photo{width:100%;margin:0}.hero-photo img{height:280px;border-radius:24px;mask-image:none}.landmark{bottom:-19px;left:0;width:140px;height:70px}.hero:after{bottom:-115px}.grid3{grid-template-columns:1fr}.grid4,.steps{grid-template-columns:repeat(2,1fr)}.ribbon-inner{grid-template-columns:1fr;padding:34px 0}.ribbon img{height:210px}.section{padding:42px 0}.card-visual{height:150px}.cta-band{flex-direction:column;align-items:stretch;text-align:center}.cta-band strong{font-size:19px}.prep{grid-template-columns:1fr}.prep img{height:185px;min-height:0}.prep-content{padding:0 18px 20px}.prep-grid{grid-template-columns:1fr}.final img{opacity:.23;width:65%}}@media(max-width:440px){.grid4,.steps{grid-template-columns:1fr}.hero h1{font-size:30px}.section-title{font-size:26px}.check-card{padding:15px}.wrap{width:calc(100% - 26px)}}

/* SEO-21 compact spacing refinement: appended after original styles */
@media (min-width:761px) {
  .section { padding-top:46px; padding-bottom:46px; }
  .intro { padding-top:34px; }
  .section-title { margin-bottom:22px; }
  .ribbon-inner { min-height:248px; }
  .ribbon img { height:225px; }
  .prep { grid-template-columns:minmax(210px,27%) minmax(0,1fr); gap:0; align-items:stretch; }
  .prep img { min-height:0; height:100%; max-height:228px; }
  .prep-content { padding:20px 22px; align-self:center; }
  .prep-content h3 { margin-bottom:13px; font-size:23px; }
  .prep-grid { gap:10px; }
  .prep-grid div { padding:12px; }
  .faq { padding-top:48px; padding-bottom:48px; }
}
@media (max-width:760px) {
  .section { padding-top:34px; padding-bottom:34px; }
  .section-title { margin-bottom:20px; }
  .intro { padding-top:28px; }
  .prep { grid-template-columns:1fr; }
  .prep img { height:180px; min-height:0; max-height:none; }
  .prep-content { padding:15px 16px 18px; }
  .prep-content h3 { margin-bottom:12px; font-size:22px; }
  .prep-grid { grid-template-columns:1fr; gap:8px; }
  .prep-grid div { padding:10px 12px; }
  .faq { padding-top:36px; padding-bottom:36px; }
}
@media (min-width:540px) and (max-width:760px) {
  .prep-grid { grid-template-columns:repeat(3,minmax(0,1fr)); }
}