:root{--navy:#173c55;--muted:#647c8c;--blue:#eaf4f9;--coral:#db7d79;--line:#dce7ec;--white:#fff;--font:'Yu Gothic','Hiragino Kaku Gothic ProN',Meiryo,sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:24px}body{margin:0;color:var(--navy);background:#fbfdfe;font-family:var(--font);line-height:1.8}a{color:inherit;text-decoration:none}button{font:inherit;cursor:pointer}button,a{-webkit-tap-highlight-color:transparent}a:focus-visible,button:focus-visible{outline:3px solid var(--coral);outline-offset:5px}.wrap{max-width:1160px;margin:auto;padding-left:36px;padding-right:36px}.skip{position:absolute;top:-80px;background:white;z-index:5}.skip:focus{top:0}.header{display:flex;justify-content:space-between;align-items:center;padding-top:28px;padding-bottom:24px}.brand{display:flex;align-items:center;gap:12px;font-size:20px;font-weight:800;letter-spacing:.04em}.brand small{display:block;font-size:9px;letter-spacing:.16em;font-weight:500;margin-top:0}.brand-mark{font-size:35px;color:var(--coral);line-height:1}.header nav{display:flex;align-items:center;gap:30px;font-size:12px;font-weight:700}.nav-pill{border:1px solid var(--line);border-radius:100px;padding:8px 19px}.nav-pill span{margin-left:12px}.hero{display:grid;grid-template-columns:1.2fr 1fr;align-items:center;gap:35px;padding-top:65px;padding-bottom:90px}.eyebrow{font-size:10px;letter-spacing:.17em;font-weight:700;color:var(--muted)}.eyebrow>span{display:inline-block;width:7px;height:7px;background:var(--coral);border-radius:50%;margin-right:7px}h1{font-size:clamp(29px,3.4vw,44px);line-height:1.6;letter-spacing:.025em;margin:22px 0;font-weight:800}h1 em{font-style:normal;background:linear-gradient(transparent 73%,#f8ddd9 73%)}.intro{font-size:14px;line-height:2.1;color:var(--muted)}.hero-actions{display:flex;align-items:center;gap:25px;margin-top:31px}.button{display:inline-flex;align-items:center;justify-content:center;gap:22px;padding:13px 22px;border-radius:8px;border:0;font-size:12px;font-weight:700}.primary{background:var(--navy);color:white;box-shadow:0 5px 12px #173c5514}.primary:hover{background:#285772}.text-link{font-size:12px;font-weight:700}.text-link span{margin-left:10px}.hero-note{font-size:10px;color:var(--muted);margin-top:20px}.hero-note i{font-style:normal;margin:0 7px;color:#b6c6cf}.hero-art{position:relative;min-height:360px;background:#eaf4f8;border-radius:48% 48% 40% 45%;display:flex;align-items:center;justify-content:center;padding:35px 25px}.paper{position:relative;z-index:1;transform:rotate(-5deg);background:white;width:310px;border-radius:10px;padding:25px;box-shadow:0 18px 40px #25445b12}.paper-top{display:flex;justify-content:space-between;font-size:8px;font-weight:700;letter-spacing:.14em;align-items:center}.flower{font-size:27px;color:var(--coral)}.paper h2{font-size:21px;margin:17px 0 2px}.paper p{font-size:10px;color:var(--muted)}.paper ul{list-style:none;padding:0;margin:20px 0}.paper li{font-size:11px;border-bottom:1px solid #edf2f4;padding:10px 0;display:flex;gap:10px;align-items:center}.paper li span{display:inline-flex;justify-content:center;align-items:center;background:#edf5f6;color:#4b8984;width:17px;height:17px;border-radius:5px;font-size:11px}.paper li span.empty{border:1px solid #d6e1e8;background:white}.paper-bottom{font-size:9px;color:var(--muted);display:flex;justify-content:space-between}.floating-label{position:absolute;z-index:2;top:9px;left:8px;border:1px solid #efdcd7;border-radius:99px;background:#fff4ee;padding:9px 16px;font-size:10px;transform:rotate(-6deg)}.mini-card{position:absolute;z-index:2;bottom:1px;right:-8px;background:white;border:1px solid var(--line);padding:15px 19px;display:flex;gap:12px;align-items:center;border-radius:9px;transform:rotate(3deg);box-shadow:0 8px 20px #173c5508;font-size:11px;font-weight:700}.mini-card>span{color:var(--coral);font-size:25px}.mini-card small{display:block;color:var(--muted);font-size:9px;font-weight:400}.orbit{position:absolute;border:1px solid #cddfe9;border-radius:50%;width:50px;height:50px}.orbit-one{right:-7px;top:70px}.orbit-two{left:-8px;bottom:37px;width:25px;height:25px}.kit-section{background:#f1f6f9;padding:54px 0 62px;border-top:1px solid #e8eff3}.section-heading{display:flex;justify-content:space-between;align-items:end;margin-bottom:30px}.section-heading h2,.about h2{font-size:25px;line-height:1.65;margin:9px 0}.section-heading>p{font-size:11px;color:var(--muted)}.kit-columns{display:grid;grid-template-columns:1fr 1fr;gap:24px}.kit-panel{padding:30px;background:white;border:1px solid #dce7ec;border-radius:15px;scroll-margin-top:24px}.quick{border-top:4px solid #de9690}.learn{border-top:4px solid #79a7c3}.panel-header{display:flex;justify-content:space-between;align-items:center}.panel-icon{font-size:22px;width:38px;height:38px;border-radius:10px;background:#fff0ed;color:var(--coral);display:grid;place-items:center}.learn .panel-icon{background:#edf5fa;color:#5285a3}.panel-count{font-size:9px;letter-spacing:.12em;color:var(--muted)}.kit-panel h3{font-size:25px;margin:18px 0 12px}.kit-panel h3>span{display:block;font-size:12px;font-weight:500;color:var(--muted);margin-top:2px}.panel-description{font-size:12px;color:var(--muted);margin-bottom:25px}.tool-list{display:grid;gap:9px}.tool-button{width:100%;display:flex;align-items:center;text-align:left;border:1px solid #ecdfdd;border-radius:8px;background:#fffaf8;padding:12px 14px;color:var(--navy);gap:13px;font-size:12px;font-weight:700}.tool-button .number{font-size:10px;color:var(--coral);font-weight:500}.tool-button .arrow{margin-left:auto;color:var(--coral)}.tool-button:hover{background:#fceeea}.chapter-list{display:grid;grid-template-columns:1fr 1fr;gap:0 18px}.chapter-button{display:flex;align-items:center;gap:9px;border:0;border-bottom:1px solid var(--line);background:white;color:var(--navy);padding:13px 0;text-align:left;font-size:11px}.chapter-button .number{font-size:9px;color:#7299b2}.chapter-button:hover{color:#326e93;background:#f7fbfd}.panel-foot{font-size:9px;color:var(--muted);margin-top:22px;margin-bottom:0}.about{display:grid;grid-template-columns:1fr 1fr;gap:55px;padding-top:66px;padding-bottom:65px}.about>div>p:last-child{color:var(--muted);font-size:11px;line-height:2}.about ol{list-style:none;padding:0;margin:0}.about li{display:flex;gap:20px;padding:16px 0;border-bottom:1px solid var(--line)}.about li>span{color:var(--coral);font-size:11px;padding-top:3px}.about li h3{font-size:13px;margin:0}.about li p{font-size:11px;color:var(--muted);margin:4px 0}.footer{border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding-top:25px;padding-bottom:25px}.footer .brand{font-size:14px}.footer .brand-mark{font-size:25px}.footer p,.footer small{font-size:10px;color:var(--muted)}dialog{border:1px solid var(--line);border-radius:16px;width:min(600px,calc(100% - 32px));max-height:85vh;padding:28px;color:var(--navy);box-shadow:0 24px 100px #173c5533}dialog::backdrop{background:#173c5566;backdrop-filter:blur(3px)}.dialog-top{display:flex;justify-content:space-between;align-items:center}.close{background:#edf4f8;border:0;border-radius:50%;width:34px;height:34px;color:var(--navy);font-size:23px}dialog h2{font-size:23px;line-height:1.6}dialog h3{font-size:13px}dialog p{font-size:12px}dialog pre{white-space:pre-wrap;overflow-wrap:anywhere;background:#f1f6f9;border-radius:8px;padding:20px;font-family:var(--font);font-size:12px;line-height:2}.dialog-note{color:var(--muted);border-top:1px solid var(--line);padding-top:15px}#copy-status{min-height:22px;color:#447970}@media(max-width:850px){.wrap{padding-left:24px;padding-right:24px}.header nav{gap:18px}.hero{gap:20px;padding-top:35px}.hero-art{min-height:325px}.paper{padding:20px}.floating-label{font-size:8px}.mini-card{font-size:9px;right:0}.mini-card small{font-size:8px}.kit-panel{padding:23px}.chapter-list{gap:0 10px}.section-heading>p{display:none}}@media(max-width:650px){.header{padding-top:22px}.brand{font-size:17px}.header nav>a:not(.nav-pill){display:none}.hero{grid-template-columns:1fr;padding-top:23px;padding-bottom:45px;gap:35px}h1{font-size:31px}.intro{font-size:12px}.hero-art{max-width:380px;width:100%;margin:auto;min-height:330px}.hero-actions{gap:19px}.button{padding:12px 17px}.hero-note{font-size:9px}.kit-section{padding:36px 0}.section-heading h2{font-size:21px}.kit-columns{grid-template-columns:1fr;gap:20px}.kit-panel{padding:25px}.kit-panel h3{font-size:24px}.about{grid-template-columns:1fr;gap:20px;padding-top:40px;padding-bottom:40px}.about h2{font-size:24px}.footer{flex-wrap:wrap;gap:10px}.footer p{display:none}.footer small{font-size:9px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
[hidden]{display:none!important}
