:root{--navy:#14213d;--ink:#1c2945;--pink:#ffc4d2;--paper:#fff4f6;--muted:#596275;--line:#dce0e7;--blue:#b8d9ef;--white:#fff;--width:1224px;color-scheme:light;font-family:"Pretendard","Noto Sans JP",-apple-system,BlinkMacSystemFont,"Apple SD Gothic Neo","Hiragino Kaku Gothic ProN","Yu Gothic",sans-serif;font-synthesis:none}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:110px}body{margin:0;color:var(--ink);background:var(--white);font-size:1rem;line-height:1.75;word-break:keep-all;overflow-wrap:anywhere}button,a{-webkit-tap-highlight-color:transparent}a{color:inherit;text-decoration:none}button{font:inherit;cursor:pointer}button:disabled{cursor:default}button,a,summary{touch-action:manipulation}button:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid #1688b5;outline-offset:5px}h1,h2,h3,p{margin:0}img{max-width:100%;display:block}.section-width{width:min(var(--width),calc(100% - 96px));margin-inline:auto}.skip-link{position:fixed;top:-100px;left:20px;z-index:100;padding:12px;background:var(--pink)}.skip-link:focus{top:16px}
.site-header{min-height:90px;padding:16px 48px;display:flex;align-items:center;justify-content:space-between;gap:25px;background:var(--navy);color:#fff;position:sticky;top:0;z-index:20;border-bottom:1px solid #ffffff20}.brand{font-size:1.6rem;font-weight:800;letter-spacing:-.04em;display:flex;align-items:center;gap:10px}.brand-mark{height:33px;width:33px;border:2px solid var(--pink);color:var(--pink);border-radius:50%;text-align:center;line-height:26px;font-size:1.6rem;font-family:Georgia,serif;font-style:italic}.brand-caption{font-size:.75rem;color:#d1d9e9;letter-spacing:0;font-weight:500;border-left:1px solid #ffffff50;padding-left:12px;margin-left:4px}.site-header nav{display:flex;gap:32px;font-size:.875rem}.site-header nav a{padding:10px 0}.site-header nav a:hover{color:var(--pink)}.language-switch{display:flex;gap:8px;align-items:center;font-size:.875rem}.language-switch button{border:0;background:none;color:#c0c9dd;padding:8px 4px}.language-switch button[aria-pressed=true]{color:var(--pink);font-weight:700}.language-switch>span{color:#6b7896}
.hero.section-width{width:100%;margin:0;} .hero{background:var(--navy);padding-inline:max(48px,calc((100% - var(--width))/2));display:grid;grid-template-columns:1.04fr 1fr;align-items:center;gap:40px;min-height:620px;color:#fff;padding-block:62px 64px}.eyebrow{font-size:.75rem;letter-spacing:.12em;font-weight:700;line-height:1.5;margin-bottom:22px}.eyebrow.light{color:#c1cede}.small-orbit{font-size:1.2rem;color:var(--pink);margin-right:7px}.hero h1{font-size:clamp(2.4rem,4.5vw,3.7rem);line-height:1.24;letter-spacing:-.055em;font-weight:800}.hero h1 .accent{color:var(--pink)}.hero-description{max-width:450px;margin-top:26px;color:#d0d9e8;font-size:1.0625rem;line-height:1.9}.hero-actions{display:flex;gap:24px;align-items:center;margin-top:34px;flex-wrap:wrap}.button{display:inline-flex;align-items:center;justify-content:center;min-height:50px;padding:12px 24px;border-radius:6px;font-size:.9375rem;font-weight:700;border:1px solid transparent;transition:transform .2s,background .2s}.button:hover{transform:translateY(-2px)}.button.pink{background:var(--pink);color:var(--navy)}.button.dark{background:var(--navy);color:white}.text-link{font-size:.875rem;text-decoration:underline;text-underline-offset:6px}.hero-meta{margin-top:38px;display:flex;gap:13px;flex-wrap:wrap;color:#aab9d2;font-size:.8125rem}.hero-art{position:relative;min-width:0;height:475px;background:#1d2c4a;border:1px solid #697792;border-radius:10px;overflow:hidden;box-shadow:14px 16px 0 #0d172b;transform:rotate(1deg)}.field-label{position:absolute;top:22px;left:25px;letter-spacing:.1em;color:#c0cce1;font-size:.75rem}.paper-note{position:absolute;background:var(--paper);color:var(--navy);top:64px;left:30px;right:32px;transform:rotate(-3deg);padding:24px 26px 33px;border-radius:2px;border:1px solid #edc8d1;box-shadow:0 8px 20px #0002}.note-top{display:flex;justify-content:space-between;font-size:.8125rem;border-bottom:1px dashed #bfa3b1;padding-bottom:12px}.note-top>span:last-child{font-size:1.5rem;line-height:1}.paper-note p{font-size:1.7rem;font-weight:700;line-height:1.45;letter-spacing:-.03em;padding-top:14px}.note-bottom{display:block;font-size:.6875rem;letter-spacing:.08em;padding-top:16px;color:#5f5670}.crew-portrait{position:absolute;left:9px;right:0;bottom:40px;height:250px;display:flex;justify-content:center;align-items:end}.portrait{width:28%;height:100%;object-fit:contain;object-position:bottom;filter:drop-shadow(0 6px 0 #0003)}.portrait.sol{height:114%;z-index:3;margin-left:-19px}.portrait.nova{transform:rotate(-9deg);margin-left:0}.portrait.actis{height:96%;transform:rotate(5deg);margin-left:-20px;z-index:2}.portrait.orbis{height:95%;margin-left:-18px;transform:rotate(8deg)}.art-caption{position:absolute;bottom:0;left:0;right:0;display:flex;justify-content:space-between;gap:12px;align-items:center;border-top:1px solid #ffffff35;padding:11px 22px;font-size:.6875rem;letter-spacing:.06em;background:var(--navy);color:#c4cde0}.art-caption span:nth-child(2){font-size:.8125rem;letter-spacing:0}
.intro-ribbon{position:relative;background:var(--pink);color:var(--navy);display:flex;align-items:center;justify-content:center;gap:clamp(20px,4vw,60px);min-height:65px;font-size:.75rem;font-weight:800;letter-spacing:.06em;padding:15px 20px;flex-wrap:wrap}.intro-ribbon>span:nth-child(even){font-size:1.35rem}.intro-ribbon>span:last-child{font-size:.875rem;letter-spacing:0}.about{padding-block:110px;display:grid;grid-template-columns:.8fr 1.2fr;gap:70px}.section-heading h2,h2{font-size:clamp(1.85rem,3vw,2.5rem);line-height:1.4;letter-spacing:-.045em}.about-body>p{color:var(--muted);line-height:1.95}.about-body .lead{font-size:1.375rem;line-height:1.75;color:var(--ink);font-weight:650;margin-bottom:20px}.principles{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:36px;padding-top:28px;border-top:1px solid var(--line)}.principles span{font-size:.8125rem;font-weight:800;color:#526685}.principles h3{font-size:1rem;line-height:1.5;margin:12px 0}.principles p{font-size:.875rem;color:var(--muted);line-height:1.8}
.crew-section{background:var(--paper);border-block:1px solid #eed6dd;padding:88px 0}.section-top{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:38px}.section-top>p{max-width:360px;color:var(--muted)}.crew-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.crew-card{background:white;border:1px solid #e2d9df;border-radius:9px;overflow:hidden}.character-image{height:245px;display:flex;align-items:end;justify-content:center;background:#f8e3e9;padding:20px 20px 0}.character-image.blue{background:#deedf5}.character-image.gray{background:#e6e8eb}.character-image.green{background:#deefe8}.character-image img{height:100%;width:100%;object-fit:contain;object-position:bottom}.character-copy{padding:22px}.character-role{font-size:.75rem;letter-spacing:.09em;color:#536780;font-weight:700;margin-bottom:7px}.character-copy h3{font-size:1.4rem;letter-spacing:-.04em;margin-bottom:11px}.character-copy h3 small{font-size:.875rem;font-weight:500;color:var(--muted);margin-left:7px}.character-copy p:last-child{font-size:.9375rem;color:var(--muted);line-height:1.8}.sample-panel{margin-top:34px;border:1px solid #dbc4d0;border-radius:10px;background:white;display:grid;grid-template-columns:.85fr 1.15fr;overflow:hidden}.sample-diary{padding:30px;background:#f8edf0;border-right:1px solid #dbc4d0}.sample-diary .eyebrow{margin-bottom:14px}.sample-diary blockquote{font-size:1.125rem;line-height:1.9;margin:0 0 18px}.sample-tag{font-size:.75rem;color:var(--muted);display:block}.sample-echo{padding:28px 30px}.sample-tabs{display:flex;gap:9px;flex-wrap:wrap;margin-bottom:20px}.sample-tabs button{padding:7px 14px;background:white;border:1px solid #d6d9e2;border-radius:100px;color:var(--ink);font-size:.875rem}.sample-tabs button[aria-pressed=true]{background:var(--navy);color:white;border-color:var(--navy)}.sample-output{min-height:110px;font-size:1.0625rem;line-height:1.9}.sample-footnote{margin-top:14px;font-size:.8125rem;color:var(--muted)}
.guide-section{padding-block:98px}.guide-layout{display:grid;grid-template-columns:.75fr 1.25fr;gap:52px}.guide-steps{display:flex;flex-direction:column;gap:8px}.guide-step{display:flex;gap:14px;align-items:center;text-align:left;border:1px solid transparent;background:white;color:var(--muted);padding:14px;border-radius:8px}.guide-step:hover{background:#f5f6f9}.guide-step[aria-pressed=true]{border-color:var(--navy);background:var(--navy);color:white}.step-number{display:flex;align-items:center;justify-content:center;border:1px solid #a8b3c5;border-radius:50%;width:36px;height:36px;flex-shrink:0;font-size:.875rem}.guide-step[aria-pressed=true] .step-number{color:var(--pink);border-color:var(--pink)}.step-label{font-weight:650;font-size:1rem}.guide-details{background:#f5f7fb;border:1px solid #dce2ec;border-radius:12px;padding:36px}.guide-count{font-size:.8125rem;letter-spacing:.09em;color:#526685;font-weight:700;margin-bottom:12px}.guide-details h3{font-size:1.75rem;line-height:1.45;margin-bottom:18px;letter-spacing:-.04em}.guide-details>p{color:var(--muted);line-height:1.9}.instruction-list{padding-left:21px;margin:20px 0 26px}.instruction-list li{padding:5px 0;line-height:1.85}.guide-tip{padding:16px 18px;border-left:3px solid #a45571;background:#fff0f4;font-size:.875rem;line-height:1.8;color:#58384c}.guide-controls{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-top:26px}.guide-controls button{border:1px solid #cad0dc;background:white;padding:8px 16px;border-radius:6px;font-size:.875rem}.guide-controls button:disabled{color:#8c929d;opacity:.6}.guide-progress{display:flex;gap:6px}.guide-progress span{height:5px;width:18px;background:#cbd4e2;border-radius:2px}.guide-progress span.active{background:var(--navy)}
.remember-section{background:var(--navy);padding-block:65px;color:white}.remember-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:70px;align-items:start}.remember-section .eyebrow{color:var(--pink)}.remember-section h2{font-size:2rem}.remember-items{display:grid;grid-template-columns:1fr 1fr;gap:30px}.remember-items h3{font-size:1rem;color:var(--pink);margin-bottom:10px}.remember-items p{font-size:.9375rem;color:#ccd6e6;line-height:1.9}.faq-section{padding-block:85px}.faq-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:70px}.faq-list details{border-top:1px solid var(--line)}.faq-list details:last-child{border-bottom:1px solid var(--line)}.faq-list summary{cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:25px;font-size:1rem;font-weight:600;padding:21px 0}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary:after{content:"+";font-size:1.25rem;color:#6e7685}.faq-list details[open] summary:after{content:"−"}.faq-list details p{font-size:.9375rem;color:var(--muted);line-height:1.9;padding-bottom:24px}.final-note{padding:38px;text-align:center;background:var(--paper);border:1px solid #eed6dd;border-radius:10px;margin-top:55px}.final-note p{font-size:1.0625rem;margin-bottom:18px}.site-footer{padding-block:28px 35px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:25px;align-items:center;font-size:.8125rem;color:var(--muted)}.site-footer .brand{font-size:1.4rem;color:var(--navy)}.site-footer p{max-width:430px}.site-footer>a:last-child{white-space:nowrap;text-decoration:underline;text-underline-offset:4px}
@media(min-width:1500px){.site-header{padding-inline:max(48px,calc((100% - var(--width))/2))}}@media(max-width:1050px){.section-width{width:calc(100% - 56px)}.site-header{padding-inline:28px}.brand-caption{display:none}.site-header nav{gap:20px}.hero{padding-inline:28px;gap:25px;min-height:610px}.hero-art{height:425px}.hero h1{font-size:2.8rem}.hero-actions{gap:20px}.paper-note p{font-size:1.4rem}.crew-portrait{height:230px}.about,.remember-layout,.faq-layout{gap:40px}.principles{gap:16px}.crew-grid{grid-template-columns:repeat(2,1fr)}.character-image{height:265px}.guide-layout{gap:28px}}
@media(max-width:750px){html{scroll-padding-top:130px}.section-width{width:calc(100% - 40px)}.site-header{padding:12px 20px;flex-wrap:wrap;gap:5px;min-height:104px}.brand{font-size:1.35rem}.brand-mark{width:28px;height:28px;line-height:22px;font-size:1.3rem}.language-switch{margin-left:auto}.site-header nav{order:3;width:100%;gap:28px;font-size:.875rem;justify-content:center}.site-header nav a{padding:8px 0}.hero{grid-template-columns:1fr;gap:36px;padding-inline:20px;padding-block:42px 45px}.hero h1{font-size:clamp(2.2rem,6.8vw,3.2rem)}.hero-description{font-size:1rem;max-width:520px}.hero-meta{margin-top:25px}.hero-art{height:410px;width:min(490px,calc(100% - 12px));justify-self:center;box-shadow:8px 9px 0 #0d172b}.crew-portrait{height:228px}.hero-actions{margin-top:28px}.intro-ribbon{gap:16px;min-height:60px;font-size:.6875rem}.intro-ribbon>span:last-child{display:none}.intro-ribbon>span:nth-child(6){display:none}.about{padding-block:60px;grid-template-columns:1fr;gap:26px}.eyebrow{margin-bottom:14px}.about-body .lead{font-size:1.2rem}.principles{grid-template-columns:1fr;gap:20px}.principles>div{display:grid;grid-template-columns:30px 1fr;column-gap:10px}.principles span{grid-row:1/3;margin-top:3px}.principles h3{margin:0 0 5px}.principles p{grid-column:2}.crew-section{padding-block:55px}.section-top{display:block;margin-bottom:26px}.section-top>p{margin-top:18px;max-width:none}.crew-grid{gap:12px}.character-image{height:220px;padding:16px 9px 0}.character-copy{padding:18px 14px}.character-copy h3{font-size:1.25rem}.character-copy h3 small{display:block;margin-left:0;margin-top:3px;font-size:.8125rem}.character-copy p:last-child{font-size:.875rem}.sample-panel{grid-template-columns:1fr}.sample-diary{border-right:0;border-bottom:1px solid #dbc4d0;padding:24px}.sample-echo{padding:24px}.sample-output{min-height:145px}.guide-section{padding-block:60px}.guide-layout{grid-template-columns:1fr;gap:23px}.guide-steps{display:grid;grid-template-columns:1fr 1fr;gap:6px}.guide-step{padding:11px 8px;gap:9px;border-color:#dce2ec}.guide-step:last-child{grid-column:1/-1}.step-number{height:29px;width:29px;font-size:.75rem}.step-label{font-size:.875rem}.guide-details{padding:25px 22px}.guide-details h3{font-size:1.5rem}.remember-layout,.faq-layout{grid-template-columns:1fr;gap:30px}.remember-section{padding-block:45px}.remember-items{gap:25px}.remember-section h2{font-size:1.75rem}.faq-section{padding-block:55px}.final-note{padding:28px 22px;margin-top:40px}.site-footer{flex-wrap:wrap;padding-block:25px}.site-footer p{width:100%;order:3;font-size:.8125rem}}@media(max-width:390px){.hero-art{height:365px}.crew-portrait{height:207px}.paper-note{left:21px;right:22px;top:60px;padding:20px}.paper-note p{font-size:1.3rem}.character-image{height:185px}.remember-items{grid-template-columns:1fr}.sample-tabs button{padding:7px 11px}.site-header nav{gap:20px}.hero-actions{align-items:start;flex-direction:column}.hero h1{font-size:2.15rem}.art-caption span:nth-child(2){font-size:.75rem}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}}