:root{--navy:#0b2850;--blue:#174578;--pale:#f3f7fb;--line:#06c755;--ink:#182333;--muted:#5d6977;--border:#d9e3ed;--white:#fff}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);font-family:"Yu Gothic",YuGothic,"Hiragino Kaku Gothic ProN",Meiryo,sans-serif;line-height:1.75;background:#fff}a{color:inherit}.skip-link{position:absolute;top:-60px;left:12px;background:#fff;padding:8px;z-index:100}.skip-link:focus{top:8px}.site-header{height:74px;max-width:1160px;margin:auto;padding:0 24px;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;gap:10px;font-weight:800;color:var(--navy);text-decoration:none;letter-spacing:.02em;line-height:1.25}.brand-mark{display:grid;place-items:center;width:32px;height:32px;border-radius:50%;background:var(--navy);color:#fff}.header-cta,.line-button{background:var(--line);color:#fff;text-decoration:none;font-weight:800;border-radius:999px;box-shadow:0 8px 20px #06c75538;transition:transform .2s,filter .2s}.header-cta:hover,.line-button:hover{transform:translateY(-2px);filter:brightness(.96)}.header-cta{padding:10px 20px;font-size:14px}.hero{min-height:620px;background:radial-gradient(circle at 75% 35%,#fff 0 12%,transparent 38%),linear-gradient(135deg,#f9fcff,#eaf3fb);display:grid;grid-template-columns:minmax(0,620px) 360px;gap:70px;align-items:center;justify-content:center;padding:80px 32px;overflow:hidden}.eyebrow,.section-kicker{color:var(--blue);font-weight:800;letter-spacing:.08em;margin:0}.hero h1{font-size:clamp(38px,5vw,62px);line-height:1.25;color:var(--navy);margin:14px 0 20px;letter-spacing:-.035em}.lead{font-size:19px;max-width:600px}.trust-line{font-weight:800;color:var(--navy);margin:25px 0}.trust-line span{color:#a8b5c4;margin:0 4px}.line-button{display:inline-flex;gap:16px;align-items:center;justify-content:center;padding:17px 28px;font-size:18px}.line-icon{display:grid;place-items:center;background:#fff;color:var(--line);font-size:9px;width:35px;height:35px;border-radius:50%;font-weight:900}.privacy-note{font-size:13px;color:var(--muted);margin:12px}.light{color:#dfe9f5}.bill-wrap{padding:30px}.bill-card{position:relative;background:#fff;width:330px;height:400px;padding:38px;transform:rotate(2deg);box-shadow:0 24px 60px #0b285026;border-radius:8px}.bill-label{font-weight:800;color:var(--navy);font-size:19px}.bill-line{height:9px;width:60%;background:#e6edf4;margin-top:28px;border-radius:5px}.bill-line.wide{width:100%}.bill-price{margin-top:48px;padding-top:22px;border-top:2px solid var(--border)}.bill-price small{display:block;color:var(--muted)}.bill-price strong{font-size:29px;color:var(--navy)}.check-seal{position:absolute;right:-30px;bottom:45px;width:110px;height:110px;border-radius:50%;background:var(--navy);color:#fff;display:grid;place-items:center;text-align:center;font-weight:900;line-height:1.3;transform:rotate(-8deg);box-shadow:0 10px 30px #0b285042}.reassurance{display:flex;justify-content:center;gap:70px;padding:19px;background:var(--navy);color:#fff;font-size:14px;font-weight:700}.section{max-width:1120px;margin:auto;padding:92px 24px}.section>h2,.section>div>h2{font-size:36px;line-height:1.4;color:var(--navy);margin:7px 0 45px}.recommend{text-align:center}.check-grid{max-width:850px;margin:auto;display:grid;grid-template-columns:1fr 1fr;gap:14px}.check-grid p{margin:0;padding:18px 22px;background:var(--pale);border-radius:10px;text-align:left;font-weight:700}.check-grid p:before{content:"✓";color:var(--line);font-size:20px;margin-right:12px}.steps-band{background:var(--pale)}.steps{text-align:center}.step-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.step-grid article{position:relative;background:#fff;border:1px solid var(--border);border-radius:16px;padding:30px 24px}.step-grid article>b{position:absolute;left:18px;top:18px;display:grid;place-items:center;width:35px;height:35px;border-radius:50%;background:var(--navy);color:#fff}.step-icon{font-size:38px;color:var(--blue);margin:8px}.step-grid h3{color:var(--navy);font-size:19px}.step-grid p{color:var(--muted);font-size:14px}.caution-inline{display:inline-block;margin:30px 0 0;padding:12px 22px;background:#fff;border:1px solid var(--border);border-radius:99px;font-size:13px}.eligibility{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:center}.eligibility ul{padding:0;margin:0;list-style:none}.eligibility li{display:flex;align-items:center;gap:18px;border-bottom:1px solid var(--border);padding:17px 5px;font-weight:800;color:var(--navy)}.eligibility li span{color:#8aa0b8;font-size:13px}.bill-guide{background:var(--navy);color:#fff}.guide-inner{display:grid;grid-template-columns:1fr 390px;gap:90px;align-items:center}.guide-inner .section-kicker{color:#8fc2ed}.guide-inner h2{color:#fff}.mask-tip{background:#153b67;padding:17px 20px;border-radius:10px;font-size:13px}.mask-tip b{color:#9dd4ff}.sample-bill{background:#fff;color:var(--ink);padding:30px;box-shadow:0 18px 45px #0003;transform:rotate(-1deg)}.sample-bill h3{border-bottom:3px solid var(--navy);padding-bottom:13px;color:var(--navy)}.masked{color:#8b96a3}.sample-row,.sample-total{display:flex;justify-content:space-between;padding:13px;border-bottom:1px solid var(--border)}.sample-row.focus{border:3px solid #e7b549;background:#fff9e9}.sample-total{margin-top:15px;background:var(--pale);font-size:18px}.faq{text-align:center}.faq-list{max-width:820px;margin:auto;text-align:left}.faq details{border-bottom:1px solid var(--border)}.faq summary{position:relative;padding:22px 48px 22px 55px;font-weight:800;color:var(--navy);cursor:pointer;list-style:none}.faq summary:before{content:"Q";position:absolute;left:15px;color:var(--blue);font-size:21px}.faq summary:after{content:"＋";position:absolute;right:15px}.faq details[open] summary:after{content:"−"}.faq details p{margin:0;padding:0 50px 23px 55px;color:var(--muted)}.final-cta{text-align:center;background:linear-gradient(135deg,#113962,#071e3c);color:#fff;padding:80px 20px}.final-cta h2{font-size:35px;margin:8px 0 28px}.notes{max-width:900px;margin:auto;padding:60px 24px;color:var(--muted);font-size:13px}.notes h2{color:var(--navy);font-size:17px}.notes li{margin:6px 0}footer{background:#071a34;color:#fff;padding:55px 24px 100px}.footer-inner{max-width:1080px;margin:auto;display:flex;justify-content:space-between;gap:30px}.footer-brand{font-weight:800;font-size:18px;margin:0}.footer-inner p:not(.footer-brand),footer small{color:#aebdd0;font-size:12px}.footer-inner nav{display:flex;gap:25px;font-size:13px}.footer-inner a{text-decoration:none}footer>small{display:block;max-width:1080px;margin:40px auto 0;border-top:1px solid #ffffff1f;padding-top:18px}.mobile-sticky{display:none}.mobile-only{display:none}.subpage{background:var(--pale);min-height:100vh}.sub-main{max-width:880px;margin:30px auto 80px;padding:0 20px}.sub-hero{padding:55px 0 28px}.sub-hero h1{color:var(--navy);font-size:38px}.content-card{background:#fff;padding:45px;border:1px solid var(--border);border-radius:14px}.info-table{width:100%;border-collapse:collapse}.info-table th,.info-table td{padding:18px;text-align:left;border-bottom:1px solid var(--border);vertical-align:top}.info-table th{width:28%;color:var(--navy)}.prose h2{font-size:22px;color:var(--navy);margin:38px 0 10px}.prose h2:first-child{margin-top:0}.prose p,.prose li{color:#475465}.back-link{display:inline-block;margin-top:30px;color:var(--blue);font-weight:700}.desktop-only{display:block}
@media(max-width:760px){body{padding-bottom:68px}.site-header{height:64px;padding:0 15px}.brand{font-size:12px;gap:7px}.brand-mark{width:28px;height:28px}.header-cta{padding:8px 12px;font-size:11px}.hero{display:block;padding:52px 19px 58px;min-height:auto;text-align:center}.hero h1{font-size:35px}.lead{font-size:16px}.trust-line{font-size:12px;white-space:nowrap}.line-button{width:100%;font-size:16px;padding:15px 16px}.privacy-note{font-size:11px}.bill-wrap{padding:28px 20px 0}.bill-card{width:245px;height:280px;margin:auto;padding:24px;text-align:left}.bill-label{font-size:15px}.check-seal{width:80px;height:80px;right:-7px;bottom:24px;font-size:12px}.bill-line{margin-top:17px}.bill-price{margin-top:25px}.bill-price strong{font-size:21px}.reassurance{gap:7px;padding:13px 5px;font-size:10px}.reassurance span{flex:1;text-align:center}.section{padding:65px 19px}.section>h2,.section>div>h2{font-size:27px;margin-bottom:32px}.check-grid,.step-grid,.eligibility,.guide-inner{grid-template-columns:1fr}.check-grid{gap:9px}.check-grid p{font-size:14px;padding:14px}.step-grid article{padding:28px 20px}.caution-inline{border-radius:12px}.eligibility{gap:15px}.guide-inner{gap:40px}.sample-bill{padding:22px;font-size:13px}.final-cta{padding:60px 19px}.final-cta h2{font-size:27px}.footer-inner{display:block}.footer-inner nav{flex-direction:column;gap:10px;margin-top:30px}footer{padding-bottom:35px}.mobile-sticky{display:block;position:fixed;z-index:50;bottom:0;left:0;right:0;padding:9px 12px;background:#fff;box-shadow:0 -3px 15px #001a3526}.mobile-sticky a{display:block;text-align:center;background:var(--line);color:#fff;text-decoration:none;font-weight:800;padding:11px;border-radius:8px}.mobile-only{display:block}.desktop-only{display:none}.sub-main{margin-top:0}.sub-hero{padding:38px 0 18px}.sub-hero h1{font-size:30px}.content-card{padding:25px 20px}.info-table,.info-table tbody,.info-table tr,.info-table th,.info-table td{display:block}.info-table th{width:100%;border:0;padding:16px 0 0}.info-table td{padding:5px 0 16px}}
.notice-box{margin-top:30px;padding:18px 20px;background:var(--pale);border-left:4px solid var(--blue);color:var(--muted);font-size:14px}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
.hero h1 em{font-style:normal;color:var(--blue)}.diagnosis-button{display:inline-flex;gap:16px;align-items:center;justify-content:center;padding:17px 28px;font-size:18px;background:var(--navy);color:#fff;text-decoration:none;font-weight:800;border-radius:999px;box-shadow:0 10px 26px #0b28503b;transition:transform .2s,filter .2s}.diagnosis-button:hover{transform:translateY(-2px);filter:brightness(.96)}.plan-number{display:flex;justify-content:space-between;align-items:end;padding:21px 0 12px;border-bottom:1px solid var(--border)}.plan-number>small{color:var(--muted)}.plan-number strong{font-size:30px;color:var(--navy)}.plan-number strong small{font-size:13px;margin-left:3px}@media(max-width:760px){.diagnosis-button{width:100%;font-size:16px;padding:15px 16px}.plan-number{padding:12px 0 7px}.plan-number strong{font-size:22px}}
.diagnosis-section{padding:90px 20px;background:linear-gradient(180deg,#fff 0%,#f3f7fb 100%)}
.diagnosis-intro{max-width:760px;margin:0 auto 36px;text-align:center}.diagnosis-intro h2{margin:6px 0 10px;color:var(--navy);font-size:38px}.diagnosis-intro>p:last-child{color:var(--muted)}
.diagnosis-shell{max-width:720px;margin:auto;background:#fff;border:1px solid var(--border);border-radius:20px;padding:34px 40px 40px;box-shadow:0 22px 60px #0b285012}.diagnosis-progress{height:7px;background:#e7edf3;border-radius:99px;overflow:hidden}.diagnosis-progress span{display:block;width:20%;height:100%;background:linear-gradient(90deg,var(--blue),var(--line));border-radius:99px;transition:width .3s}.progress-label{display:flex;justify-content:space-between;color:var(--muted);font-size:12px;margin:9px 0 32px}
.question-step{display:none;border:0;padding:0;margin:0}.question-step.is-active{display:block}.question-step legend{width:100%;font-size:24px;line-height:1.45;font-weight:800;color:var(--navy);margin-bottom:8px}.question-step legend span{display:inline-grid;place-items:center;width:38px;height:38px;margin-right:10px;border-radius:50%;background:var(--navy);color:#fff;font-size:13px;vertical-align:middle}.question-help{margin:0 0 26px;color:var(--muted);font-size:14px}.input-label{display:block;color:var(--navy);font-size:13px;font-weight:800}.input-label input,.input-label select{display:block;width:100%;margin-top:7px;border:2px solid var(--border);border-radius:10px;padding:15px 16px;background:#fff;color:var(--ink);font:inherit;font-size:18px;outline:none}.input-label input:focus,.input-label select:focus{border-color:var(--blue);box-shadow:0 0 0 4px #17457814}.money-input,.volume-input{position:relative}.money-input span,.volume-input span{position:absolute;right:17px;bottom:13px;font-size:16px}.money-input input,.volume-input input{padding-right:54px}.field-error{min-height:24px;margin:5px 0;color:#b42318;font-size:13px}.choice-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.choice-grid input{position:absolute;opacity:0}.choice-grid span{display:block;padding:17px;text-align:center;border:2px solid var(--border);border-radius:10px;font-weight:800;cursor:pointer}.choice-grid input:checked+span{border-color:var(--blue);background:#eef5fc;color:var(--navy)}.unknown-check{display:flex;align-items:center;gap:10px;margin-top:16px;font-weight:700;color:var(--navy)}.unknown-check input{width:20px;height:20px;accent-color:var(--blue)}.step-actions{display:grid;grid-template-columns:120px 1fr;gap:12px}.next-button,.result-button,.back-button,.restart-button{border:0;border-radius:10px;padding:15px 20px;font:inherit;font-weight:800;cursor:pointer}.next-button,.result-button{width:100%;background:var(--navy);color:#fff}.back-button,.restart-button{background:#edf2f7;color:var(--navy)}
.diagnosis-result{text-align:center}.result-kicker{display:inline-block;margin:0 0 8px;padding:5px 15px;border-radius:99px;background:#eaf4ff;color:var(--blue);font-weight:800;font-size:13px}.result-context{color:var(--muted);font-size:14px}.price-comparison>div:not(.result-arrow){padding:19px;border-radius:13px;background:var(--pale)}.price-comparison span{display:block;color:var(--muted);font-size:13px}.price-comparison strong{display:block;color:var(--navy);font-size:25px}.price-comparison .new-price{background:#edf8f1!important;border:2px solid #bde6ca}.price-comparison .new-price strong{color:#075e2c}.result-arrow{font-size:25px;color:var(--blue);line-height:1.2}.saving-box{margin:22px 0;padding:24px;background:var(--navy);color:#fff;border-radius:14px}.saving-box p{margin:0;font-size:13px}.saving-box strong{display:block;font-size:30px;line-height:1.4}.saving-box span{font-size:12px}.saving-box small{display:block;margin-top:8px;color:#c8d8e8}.result-note{text-align:left;color:var(--muted);font-size:11px;line-height:1.7}.result-line{margin-top:12px;max-width:520px;line-height:1.4}.restart-button{display:block;margin:15px auto 0;padding:10px 18px;font-size:12px}
@media(max-width:760px){.diagnosis-section{padding:62px 14px}.diagnosis-intro h2{font-size:28px}.diagnosis-shell{padding:25px 18px 30px;border-radius:15px}.question-step legend{font-size:20px}.question-step legend span{display:block;margin:0 0 10px}.choice-grid{grid-template-columns:1fr}.step-actions{grid-template-columns:90px 1fr}.price-comparison strong{font-size:21px}.saving-box strong{font-size:24px}.result-line{font-size:14px}}
.footer-diagnosis{background:var(--line);box-shadow:0 8px 20px #06c75538}
/* Warm, human-centered palette */
:root{--navy:#285846;--blue:#477461;--pale:#f7f3e9;--ink:#2f332f;--muted:#6b716b;--border:#ded9cc}
body{background:#fffdf8}.site-header{background:#fffdf8}.brand-mark{background:#285846}.header-cta{background:#e87943;box-shadow:0 8px 20px #e8794330}.hero{background:radial-gradient(circle at 77% 33%,#fffdf8 0 12%,transparent 38%),linear-gradient(135deg,#fffaf0,#edf5ed)}.hero h1 em{color:#c75f32}.diagnosis-button{background:#d86f3d;box-shadow:0 10px 26px #a94c2835}.reassurance{background:#285846}.bill-card{box-shadow:0 24px 60px #28584622}.check-seal{background:#d86f3d;box-shadow:0 10px 30px #a94c2840}.diagnosis-section{background:linear-gradient(180deg,#fffdf8 0%,#f5f0e5 100%)}.diagnosis-progress span{background:linear-gradient(90deg,#477461,#e87943)}.question-step legend span,.next-button,.result-button{background:#285846}.choice-grid input:checked+span{border-color:#477461;background:#edf5ed}.bill-guide{background:#285846}.mask-tip{background:#356d57}.sample-row.focus{border-color:#e7a052;background:#fff8eb}.saving-box{background:#285846}.final-cta{background:linear-gradient(135deg,#477461,#285846)}.footer-diagnosis{background:#e87943;box-shadow:0 8px 20px #a94c2835}footer{background:#1f3d32}.mobile-sticky a{background:#d86f3d}.subpage{background:#f7f3e9}.notice-box{border-left-color:#477461}
.hero-visual{position:relative;width:430px;margin:0;padding:0}.hero-visual img{display:block;width:100%;height:auto;filter:drop-shadow(0 18px 24px #2858461f)}.hero-visual figcaption{display:flex;justify-content:center;gap:8px;flex-wrap:wrap;margin-top:-12px;position:relative}.hero-visual figcaption span{padding:7px 12px;background:#fffdf8;border:1px solid #ded9cc;border-radius:999px;color:#285846;font-size:12px;font-weight:800;box-shadow:0 5px 15px #28584612}@media(max-width:760px){.hero-visual{width:min(100%,330px);margin:34px auto 0}.hero-visual figcaption{margin-top:-5px}.hero-visual figcaption span{font-size:11px}}