.home{--bg:#f7f4ed;--fg:#142e40;--muted:#626b6d;--line:#c6c6bd;--accent:#be5036;--accent-fg:#fff;--card:#fffdf8;background:var(--bg);color:var(--fg);font-family:"Yu Gothic","Hiragino Kaku Gothic ProN",sans-serif}.home *{box-sizing:border-box}.home svg{fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}.svg-defs{position:absolute;width:0;height:0;overflow:hidden}.shell{width:min(1380px,calc(100% - 96px));margin-inline:auto}.home a{color:inherit}.home a:focus-visible,.home summary:focus-visible,.home input:focus-visible,.home select:focus-visible,.home button:focus-visible{outline:3px solid #b65035;outline-offset:5px}.skip-link{position:absolute;left:20px;top:-100px;background:#fff;padding:12px;z-index:9}.skip-link:focus{top:10px}.site-header{min-height:112px;display:flex;align-items:center;justify-content:space-between;gap:24px;border-bottom:1px solid var(--line)}.identity{display:flex;align-items:center;gap:24px;text-decoration:none}.wordmark{font:700 38px/1.3 "Yu Mincho","Hiragino Mincho ProN",serif;letter-spacing:.02em;white-space:nowrap}.brand-note{border-left:1px solid #aaa;padding-left:22px;font-size:13px;font-weight:600;line-height:1.8}.brand-note small{display:block;font-weight:400;font-size:12px;color:var(--muted)}.site-header nav{display:flex;align-items:center;gap:30px;font-size:15px;white-space:nowrap}.site-header nav a{text-decoration:none}.home .button{display:inline-flex;align-items:center;justify-content:center;gap:25px;background:var(--accent);color:#fff;border:1px solid var(--accent);border-radius:10px;padding:17px 27px;font:600 16px/1.5 "Yu Gothic",sans-serif;text-decoration:none;cursor:pointer;transition:background .2s,transform .2s}.home .button:hover{background:#a9412b;transform:translateY(-2px)}.home .small-button{padding:11px 23px;font-size:14px}.hero-new{display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:20px;padding-block:50px 34px}.hero-copy{position:relative;z-index:1}.home h1{font:600 clamp(38px,4.3vw,66px)/1.55 "Yu Mincho","Hiragino Mincho ProN",serif;letter-spacing:-.055em;margin:0 0 25px;white-space:nowrap}.home h1 em{font-style:normal;color:var(--accent)}.hero-sub{font-size:clamp(14px,1.35vw,19px);font-weight:500;margin:0 0 34px;line-height:1.9}.home .hero-button{font-size:18px;padding:20px 27px;min-width:360px}.cta-note{font-size:13px;margin:10px 0 0;text-align:center;max-width:375px;color:var(--muted)}.mobile-break{display:none}.hero-visual{position:relative;min-width:0;aspect-ratio:1.06}.hero-visual>img{display:block;width:100%;height:auto}.mail-preview{position:absolute;right:0;bottom:3%;width:53%;padding:17px 16px;background:#fffdf9;border:1px solid #183344;border-radius:9px;box-shadow:0 12px 35px #18334408;transform:rotate(-2deg)}.preview-chrome{font-size:8px;letter-spacing:4px;border-bottom:1px solid #e8e5dc;padding-bottom:8px;margin-bottom:15px}.preview-title{display:flex;align-items:center;justify-content:space-between;gap:5px;font-size:17px;margin-bottom:12px}.preview-title>span{font-size:10px;color:#a33f29;background:#f5e4d9;border-radius:20px;padding:3px 6px;white-space:nowrap}.preview-row{display:flex;align-items:center;gap:9px;border:1px solid #dfddd5;padding:13px 8px;margin-top:8px;border-radius:5px;font-size:13px;font-weight:600;white-space:nowrap}.preview-row svg{width:25px;height:29px;flex:none;stroke-width:2}.preview-row b{margin-left:auto;font-size:21px;font-weight:400}.mail-preview>p{font-size:9px;text-align:right;margin:9px 0 0;color:var(--muted)}.steps-section{border-block:1px solid var(--line)}.steps{padding-block:27px;display:grid;grid-template-columns:repeat(3,1fr);list-style:none;padding-left:0;gap:45px}.steps li{display:flex;align-items:center;justify-content:center;gap:18px;font-size:clamp(14px,1.5vw,20px);position:relative}.steps li:not(:last-child):after{content:"→";position:absolute;right:-30px;font-size:28px;font-weight:300}.step-icon{width:86px;height:86px;border-radius:50%;background:#eee8dc;display:grid;place-items:center;flex:none}.step-icon svg{width:45px;height:45px;stroke-width:1.7}.official-note{text-align:center;font-size:12px;color:var(--muted);padding-block:19px;margin-block:0}.plans-section{padding-block:90px}.section-intro{text-align:center}.section-label{color:var(--accent);font-size:13px;letter-spacing:.12em;font-weight:700}.home h2{font:600 39px/1.5 "Yu Mincho","Hiragino Mincho ProN",serif;margin:10px 0 15px}.section-intro>p:last-child{font-size:14px;color:var(--muted)}.plan-grid{display:grid;grid-template-columns:repeat(3,1fr);margin-top:40px;border:1px solid var(--line);background:#ffffff45}.plan-item{padding:28px 30px}.plan-item+.plan-item{border-left:1px solid var(--line)}.free-plan{background:#fffdf8;border-top:3px solid var(--accent);margin-top:-2px}.plan-status{font-size:11px;color:var(--accent);font-weight:700}.plan-status.neutral{color:var(--muted);border:1px solid var(--line);padding:3px 8px;border-radius:3px}.plan-item h3{margin:15px 0 0;font-size:19px}.plan-price{font:600 58px/1.3 "Yu Mincho",serif;margin:8px 0}.plan-price span{font-size:22px}.paid-price{font:600 25px/1.6 "Yu Mincho",serif;margin:20px 0}.paid-price small{display:block;font:12px "Yu Gothic",sans-serif;color:var(--muted)}.plan-item ul{list-style:none;padding:0;margin:20px 0 25px;color:var(--muted);font-size:14px}.plan-item li{margin:8px 0;padding-left:17px;position:relative}.plan-item li:before{content:"✓";position:absolute;left:0;color:var(--accent)}.plan-note{text-align:center}.register-section{background:#eee9df;border-block:1px solid #ded8cd;padding-block:75px;scroll-margin-top:20px}.register-layout{display:grid;grid-template-columns:.85fr 1.15fr;gap:70px;max-width:1110px}.register-intro h2{font-size:48px;line-height:1.7}.register-intro>p:not(.section-label){color:var(--muted);font-size:14px}.confirmation-note{display:flex;align-items:center;gap:14px;margin-top:35px;font-size:13px}.confirmation-note svg{width:40px;height:40px;flex:none}.registration-panel{background:#fffdf8;padding:36px;border:1px solid #dbd5ca;border-radius:8px}.home .form{gap:20px}.home .form label{font-size:14px}.home .form input[type=email],.home .form input[type=text],.home .form select{background:#fff;border-color:#c8c9c3;border-radius:4px;padding:12px;font-size:16px;color:var(--fg);min-width:0}.home .form .check{font-size:12px;line-height:1.9;color:var(--muted)}.home .form .check a{color:#91402e;text-underline-offset:3px}.home .form button{width:100%;background:var(--accent);color:#fff;border-radius:6px}.home .form .msg{font-size:14px}.home .small{color:var(--muted);font-size:12px}.faq-section{max-width:900px;padding-block:70px 85px}.faq-section>h2{font-size:29px;margin-bottom:25px}.home details{border-bottom:1px solid var(--line);padding:20px 0}.home summary{cursor:pointer;font-size:15px;font-weight:600}.home details p{color:var(--muted);font-size:14px;margin:15px 0 0;line-height:2}.site-footer{padding-block:32px 45px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:30px;align-items:center}.site-footer .wordmark{font-size:26px}.site-footer p{font-size:11px;color:var(--muted);margin:10px 0 0}.footer-links{display:flex;gap:20px;font-size:12px;flex-wrap:wrap}
@media(min-width:1500px){.hero-new{padding-block:65px 45px}}
@media(max-width:1100px){.shell{width:calc(100% - 48px)}.brand-note{display:none}.site-header{min-height:90px}.home h1{font-size:4.5vw}.home .hero-button{min-width:0;font-size:15px;padding:17px 22px}.preview-title{font-size:14px}.preview-row{font-size:11px;gap:4px;padding:9px 6px}.mail-preview{padding:12px;width:56%}.step-icon{width:62px;height:62px}.step-icon svg{width:33px;height:33px}.steps li{gap:12px}.register-layout{gap:35px}.registration-panel{padding:25px}.plan-item{padding:23px 20px}.paid-price{font-size:22px}}
@media(max-width:720px){.shell{width:calc(100% - 40px)}.site-header{min-height:83px;gap:12px}.wordmark{font-size:25px}.site-header nav{gap:16px;font-size:12px}.site-header nav>a:not(.button){display:none}.home .small-button{font-size:12px;padding:9px 14px}.hero-new{grid-template-columns:1fr;gap:10px;padding-block:35px 20px}.home h1{font-size:clamp(29px,7.8vw,50px);letter-spacing:-.065em;line-height:1.65;margin-bottom:15px}.hero-sub{font-size:14px;line-height:1.9;margin-bottom:23px}.mobile-break{display:block}.home .hero-button{font-size:14px;padding:17px 18px;width:100%;max-width:380px;justify-content:space-between}.cta-note{max-width:380px;font-size:12px}.hero-visual{width:100%;max-width:540px;justify-self:center;margin-top:5px}.mail-preview{width:53%;padding:12px}.preview-title{font-size:clamp(11px,3.2vw,18px)}.preview-title>span{font-size:8px;padding:2px 5px}.preview-row{font-size:clamp(10px,2.7vw,14px);padding:10px 6px}.preview-row svg{width:22px;height:25px}.preview-chrome{margin-bottom:9px}.mail-preview>p{font-size:8px}.steps{grid-template-columns:1fr;gap:25px;padding-block:25px;max-width:370px}.steps li{justify-content:flex-start;font-size:15px;gap:20px}.steps li:not(:last-child):after{content:"↓";right:22px;bottom:-26px;font-size:20px}.step-icon{width:58px;height:58px}.official-note{font-size:10px;line-height:1.9;padding-block:18px}.plans-section{padding-block:45px}.home h2{font-size:31px}.section-intro>p:last-child{font-size:12px}.plan-grid{grid-template-columns:1fr;margin-top:27px}.plan-item{padding:25px}.plan-item+.plan-item{border-left:0;border-top:1px solid var(--line)}.plan-item ul{margin-block:15px}.free-plan .button{width:100%}.paid-price{margin:12px 0;font-size:24px}.paid-price small{display:inline;margin-left:10px}.plan-note{text-align:left;line-height:1.9}.register-section{padding-block:40px}.register-layout{grid-template-columns:1fr;gap:24px}.register-intro h2{font-size:32px;line-height:1.6}.register-intro h2 br{display:none}.confirmation-note{margin-top:15px}.registration-panel{padding:23px 19px}.faq-section{padding-block:40px 50px}.faq-section>h2{font-size:26px}.home summary{font-size:14px}.site-footer{flex-direction:column;align-items:flex-start;padding-block:25px 35px}.footer-links{gap:15px;font-size:11px}}
@media(prefers-reduced-motion:reduce){.home .button{transition:none}.home .button:hover{transform:none}}