:root{--sea:#cce7df;--cream:#fffbee;--green:#294d3c;--cta:#245c43;--ink:#243e32;--muted:#56685d;--line:#cbd9c9;--sand:#f7f3e9;--white:#fffef9}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:24px}body{margin:0;color:var(--ink);background:var(--white);font-family:-apple-system,BlinkMacSystemFont,"Hiragino Kaku Gothic ProN","Yu Gothic",sans-serif;font-size:16px;line-height:1.9}a{color:inherit;text-underline-offset:5px}button,summary,a{-webkit-tap-highlight-color:transparent}button{font:inherit;cursor:pointer}a,button,summary{touch-action:manipulation}a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid #aa651d;outline-offset:5px}a:active,button:active{transform:translateY(2px)}p,h1,h2,h3,h4,figure{margin:0}h1,h2,h3,h4{color:var(--green);line-height:1.55}h1{font-size:clamp(32px,4vw,52px);letter-spacing:.055em}h2{font-size:clamp(25px,2.65vw,34px);letter-spacing:.03em;text-wrap:balance}h3{font-size:22px}h4{font-size:18px}img{display:block;max-width:100%;height:auto}.keep{white-space:nowrap}.skip{position:absolute;left:12px;top:-100px;z-index:50;padding:8px 20px;background:white}.skip:focus{top:8px}.preview-ribbon{background:#e8eee5;text-align:center;font-size:12px;line-height:1.6;padding:5px 12px;color:#4b604f}.site-header{max-width:1240px;height:72px;margin:auto;display:flex;align-items:center;justify-content:space-between;padding:6px 32px;position:relative;z-index:10}.brand{display:flex;flex-direction:column;text-decoration:none;line-height:1.3}.brand span{font-size:12px}.brand strong{font-size:22px;font-weight:600;letter-spacing:.08em}.brand small{font-size:11px;margin-top:3px}.menu summary{list-style:none;cursor:pointer;background:#f1f4e9;border:1px solid #d8e1cd;border-radius:30px;padding:9px 17px;font-size:14px;font-weight:700;min-height:44px}.menu summary::-webkit-details-marker{display:none}.menu nav{position:absolute;right:24px;top:66px;display:grid;min-width:255px;background:var(--cream);border:1px solid var(--line);border-radius:16px;padding:10px;box-shadow:0 8px 28px #294d3c22;max-height:70vh;overflow:auto}.menu nav a{padding:8px 16px;min-height:44px;text-decoration:none;font-size:15px;border-radius:8px}.menu nav a:hover{background:var(--sea)}.hero{background:var(--sea);position:relative;border-radius:0 0 50% 5%/0 0 4% 2%;padding:0 32px 54px}.hero-inner{max-width:1120px;margin:auto;display:grid;grid-template-columns:.9fr 1.1fr;gap:0 48px;align-items:center}.back-link{grid-column:1/-1;font-size:14px;padding:18px 0 20px;min-height:44px;width:fit-content;text-decoration:none}.hero-copy{padding:22px 0 10px}.place-label{color:var(--green);font-size:14px;font-weight:700;letter-spacing:.07em;margin-bottom:14px}.place-label span{color:#638c50;margin-right:7px}.hero-lead{font-size:19px;line-height:1.9;margin-top:16px}.scene{grid-column:2;grid-row:2/4;position:relative;aspect-ratio:1.55;overflow:hidden;border:7px solid #fffbee;border-radius:48% 48% 15% 15% / 17% 18% 13% 12%;box-shadow:0 8px 0 #93b29a38;background:#b4d4bb}.scene>img{position:absolute;width:350%;max-width:none;height:auto;left:-232%;top:-79%}.scene figcaption{position:absolute;right:12px;bottom:10px;font-size:11px;background:#fffbeecf;padding:2px 10px;border-radius:20px}.hero-bottom{padding-top:18px}.hero-bottom>p{font-size:16px}.primary{display:flex;justify-content:center;align-items:center;gap:22px;min-height:56px;padding:14px 25px;background:var(--cta);color:white;font-weight:700;border:0;border-radius:12px;text-decoration:none;box-shadow:0 4px 0 #183f2d;line-height:1.6;transition:transform .15s,background .15s}.primary:hover{background:#193f2e}.hero-cta{margin-top:20px;max-width:335px}.text-link{display:inline-flex;min-height:44px;align-items:center;margin-top:12px;font-weight:600;font-size:14px}.mobile-break{display:none}.wrap{max-width:1100px;margin:auto}.narrow{max-width:840px}.section{padding:68px 32px}.chapter{display:flex;gap:17px;align-items:center;margin-bottom:22px}.number{display:flex;align-items:center;justify-content:center;flex:0 0 59px;height:62px;font:700 26px Georgia,serif;background:var(--cream);color:#6b7955;border:1px solid #d3c8a3;border-radius:15px 20px 17px 13px;box-shadow:0 4px 0 #e1d6b8}.eyebrow{font-size:14px;letter-spacing:.06em;color:var(--muted);margin-bottom:4px}.section-lead{margin:0 0 28px;max-width:780px}.volume-section{background:var(--white)}.volume-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}.model-card{background:#f1f4eb;border:1px solid #dbe2d2;border-radius:22px;overflow:hidden}.model-card>figcaption{padding:14px 22px 4px;color:var(--green)}.model-card strong{display:flex;align-items:baseline;gap:3px;font-size:20px}.quantity{font-family:Georgia,serif;font-size:42px;line-height:1.1}.model-label{font-size:15px;font-weight:400;margin-left:7px}.model-card img{width:100%;aspect-ratio:1100/720;object-fit:contain}.model-note{font-size:14px;line-height:1.9;padding:20px 4px 0;color:#526257}.model-note strong{display:block;color:var(--green);margin-bottom:3px}.stages-heading{margin:42px 0 22px}.stages-heading p{margin-top:8px}.stages{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.stages>figure{min-width:0}.stage-title{display:flex;align-items:center;gap:10px;margin-bottom:14px}.stage-title span{height:28px;width:28px;border-radius:50%;background:#e0edda;display:grid;place-items:center;font-weight:bold;line-height:1}.stages img{width:100%;aspect-ratio:1.35;object-fit:contain;background:#f3f5ed;border-radius:15px}.stages figcaption{font-size:14px;margin-top:10px;color:var(--muted)}.guide{display:flex;align-items:center;gap:22px;max-width:700px;margin:34px auto 0;padding:16px 26px 16px 12px;background:#f1f5e9;border:1px solid #d3dfca;border-radius:60px 22px 22px 60px}.guide-face{flex:0 0 94px;height:94px;border-radius:50%;overflow:hidden;background:white;position:relative;border:3px solid white}.guide-face img{position:absolute;max-width:none;width:190%;left:-45%;top:-10%}.guide p{font-size:17px;line-height:1.85;font-weight:500}.estimate-section{background:var(--sand);border-radius:40% 5% 30% 4%/2% 2% 2% 2%}.estimate-list{padding:0;margin:12px 0 0;list-style:none}.estimate-list li{display:flex;gap:22px;padding:25px 0;border-bottom:1px solid #dedfcd}.estimate-list li:first-child{padding-top:6px}.step-index{font:700 24px Georgia,serif;color:#739277;flex:0 0 35px;padding-top:6px}.estimate-list h3{font-size:21px;margin-bottom:8px}.related{margin-top:24px}.related a{display:inline-block;min-height:44px;padding:8px 0;font-size:15px;font-weight:600}.conditions-section{background:#fffef9}.condition-panel{padding:30px 34px;background:white;border:1px solid #cdd9c8;border-top:5px solid #75966b;border-radius:6px 6px 20px 20px}.condition-panel h3{font-size:21px;margin-bottom:12px}.condition-panel p+p{margin-top:16px}.additional{border-top:1px dashed #bbcbb4;padding-top:25px;margin-top:25px}.contact{background:var(--sea);text-align:center;border-radius:50% 50% 0 0/3% 3% 0 0}.contact h2{font-size:clamp(26px,3vw,36px);margin:0 0 18px}.contact-actions{max-width:650px;margin:30px auto 0;display:grid;grid-template-columns:1fr 1fr;gap:16px}.contact-actions .primary{align-self:stretch;box-shadow:0 4px 0 #183f2d}.phone-cta{display:flex;flex-direction:column;justify-content:center;align-items:center;min-height:108px;padding:12px;background:var(--cream);border:1px solid #91ac95;border-radius:12px;text-decoration:none;line-height:1.65}.phone-cta strong{font-size:17px}.phone-cta>span{font-size:21px;letter-spacing:.025em}.phone-cta small{font-size:13px}.contact-note{font-size:14px;margin-top:20px}.next-links{display:flex;justify-content:center;flex-wrap:wrap;gap:12px 28px;margin-top:36px;border-top:1px solid #a6c7b6;padding-top:20px;font-size:14px}.next-links a{display:flex;min-height:44px;align-items:center}footer{background:#f9faf5;padding:40px 32px 100px;font-size:14px}footer strong{font-size:16px}footer nav{display:flex;flex-wrap:wrap;gap:0 24px;margin:15px 0}footer nav a{min-height:44px;display:flex;align-items:center}.preview-note{font-size:13px;color:#576851;padding:18px 0;max-width:640px}.sticky{position:fixed;z-index:20;bottom:0;left:0;right:0;background:#fffef9f5;border-top:1px solid #c1d0c0;box-shadow:0 -4px 20px #294d3c12;padding:10px 12px calc(10px + env(safe-area-inset-bottom));display:grid;grid-template-columns:1.4fr 1fr;gap:8px}.sticky[hidden]{display:none}.sticky a{min-height:48px;display:flex;align-items:center;justify-content:center;text-decoration:none;font-size:14px;font-weight:700;background:var(--cta);color:white;border-radius:9px}.sticky a+ a{background:var(--cream);color:var(--green);border:1px solid #97b099}dialog{border:1px solid #abc3ab;border-radius:20px;max-width:460px;width:calc(100% - 32px);padding:28px;color:var(--ink);background:var(--cream)}dialog::backdrop{background:#17382788}dialog h2{font-size:24px;margin-bottom:14px}dialog p{font-size:16px}.destination{overflow-wrap:anywhere;font-size:14px;margin:16px 0 24px}dialog button{width:100%}
@media(min-width:768px){.sticky{display:none!important}}
@media(max-width:1000px) and (min-width:768px){.hero-inner{gap:0 28px;grid-template-columns:1fr 1fr}.hero-lead{font-size:17px}.scene{aspect-ratio:1.1}.scene>img{width:400%;left:-277%;top:-51%}.stages{gap:14px}.stages h4{font-size:16px}}
@media(max-width:767px){.preview-ribbon{font-size:11px}.site-header{padding:6px 18px;height:70px}.brand strong{font-size:21px}.brand span{font-size:11px}.brand small{font-size:10px}.menu summary{padding:9px 14px;font-size:13px}.menu nav{right:12px}.hero{padding:0 20px 28px;border-radius:0 0 45% 5%/0 0 2% 1%}.hero-inner{display:flex;flex-direction:column;align-items:stretch;gap:0}.back-link{padding:12px 0 8px;font-size:12px;min-height:44px}.hero-copy{padding:2px 0 12px;text-align:center}.place-label{font-size:12px;margin-bottom:6px;letter-spacing:.035em}.hero h1{font-size:32px;line-height:1.5;letter-spacing:.04em}.hero-lead{font-size:16px;margin-top:6px;line-height:1.8}.mobile-break{display:block}.scene{width:100%;aspect-ratio:1.75;border-width:5px;border-radius:30% 30% 12% 12%/12% 12% 10% 10%}.scene>img{width:350%;left:-232%;top:-89%}.scene figcaption{font-size:9px;padding:1px 7px;bottom:6px;right:7px}.hero-bottom{text-align:center;padding-top:14px}.hero-bottom>p{font-size:14px;line-height:1.8}.hero-cta{max-width:none;margin-top:14px;min-height:52px;padding:13px 18px}.text-link{margin-top:10px;font-size:13px}.section{padding:44px 20px}.chapter{gap:12px;margin-bottom:20px}.number{flex-basis:44px;height:49px;font-size:22px;border-radius:12px 16px 12px 10px}.eyebrow{font-size:12px;margin-bottom:2px;letter-spacing:.02em}h2{font-size:25px}h3{font-size:20px}.section-lead{margin-bottom:22px}.volume-grid{grid-template-columns:1fr;gap:20px}.model-card{border-radius:18px}.model-card>figcaption{padding:14px 18px 4px}.model-note{padding-top:18px}.stages-heading{margin-top:32px}.stages-heading h3{font-size:21px}.stages{grid-template-columns:1fr;gap:28px}.stages img{aspect-ratio:1.35}.stage-title{margin-bottom:10px}.stages figcaption{margin-top:7px}.guide{gap:12px;padding:14px 16px 14px 10px;border-radius:48px 18px 18px 48px;margin-top:26px}.guide-face{flex-basis:74px;height:74px}.guide p{font-size:15px;line-height:1.8}.desktop-break{display:none}.estimate-list li{gap:12px;padding:23px 0}.step-index{flex-basis:23px;font-size:22px}.estimate-list h3{font-size:19px}.condition-panel{padding:22px 20px}.condition-panel h3{font-size:19px}.contact{padding-top:43px;padding-bottom:35px}.contact h2{font-size:25px;letter-spacing:0}.contact-actions{grid-template-columns:1fr;margin-top:24px;gap:15px}.contact-actions .primary{min-height:58px}.phone-cta{min-height:108px}.next-links{display:grid;gap:4px;margin-top:26px}.next-links a{justify-content:center}footer{padding:30px 20px 100px}.primary{gap:18px}}
@media(max-width:359px){.hero{padding-left:16px;padding-right:16px}.hero h1{font-size:29px}.hero-lead{font-size:15px}.hero-bottom>p{font-size:14px}.scene{aspect-ratio:1.6}.scene>img{top:-80%}.section{padding-left:16px;padding-right:16px}h2{font-size:22px}.chapter{gap:10px}.eyebrow{font-size:11px}.guide-face{flex-basis:60px;height:60px}.guide p{font-size:14px}.condition-panel{padding:20px 16px}.contact h2{font-size:22px}.sticky{gap:6px;padding-left:8px;padding-right:8px}.sticky a{font-size:13px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
/* 本文と模型キャプションの表示契約を全幅で維持する。 */
.hero-lead,.hero-bottom>p,.guide p{font-size:16px}.scene figcaption,.eyebrow,.hero .place-label{font-size:14px}