:root{--ink:#202020;--white:#fff;--blue:#55b7e8;--orange:#f6a63b;--coral:#ff6f61;--purple:#bdb2ff;--green:#b9e769;--pale:#f4f4f1;--muted:#686868}
html{scroll-behavior:smooth}
body.sf-e-page{margin:0!important;padding:0!important;background:var(--white);color:var(--ink);font-family:"Noto Sans JP",sans-serif;font-size:16px;line-height:1.75}
.sf-e-page *{box-sizing:border-box}.sf-e-page a{color:inherit;text-decoration:none}.sf-e-page h1,.sf-e-page h2,.sf-e-page h3,.sf-e-page p{overflow-wrap:anywhere}
.sf-e-wrap{width:min(1180px,calc(100% - 40px));margin-right:auto;margin-left:auto}
.sf-e-test-note{padding:7px;background:#0c5686;color:#fff;text-align:center;font-size:.7rem;font-weight:800;letter-spacing:.04em}
.sf-e-site-header{position:sticky;z-index:1000;top:0;border-bottom:2px solid var(--ink);background:#fff}
.sf-e-header{height:88px;display:flex;align-items:center;justify-content:space-between;gap:20px}.sf-e-logo{font-size:1.72rem;font-weight:900;letter-spacing:-.07em;line-height:1;white-space:nowrap}.sf-e-logo span{color:#1588c1}.sf-e-logo em{color:var(--orange);font-style:normal}
.sf-e-logo-image{display:block;width:225px;line-height:0}.sf-e-logo-image img{display:block;width:100%;height:auto}.sf-e-logo-footer{width:245px}
.sf-e-brand{display:flex;width:225px;flex:0 0 225px;flex-direction:column;gap:5px}
.sf-e-brand .sf-e-logo-image{width:100%}
.sf-e-phone-row{display:flex;align-items:center;gap:7px;min-height:22px;white-space:nowrap}
.sf-e-phone-link{display:inline-flex;align-items:center;gap:5px;color:#10213f;font-size:.82rem;font-weight:900;line-height:1;letter-spacing:.015em;transition:color .2s ease,transform .2s ease}
.sf-e-phone-link span{display:grid;width:22px;height:22px;place-items:center;border:2px solid var(--ink);border-radius:50%;background:#59b7e8;color:var(--ink);font-size:.72rem;line-height:1;transition:background-color .2s ease,box-shadow .2s ease}
.sf-e-phone-link:hover,.sf-e-phone-link:focus-visible{color:#0878b2;outline:none;transform:translateY(-1px)}
.sf-e-phone-link:hover span,.sf-e-phone-link:focus-visible span{background:#ffe600;box-shadow:0 0 0 3px rgba(255,230,0,.25)}
.sf-e-phone-hours{color:#666;font-size:.57rem;font-weight:800;line-height:1;letter-spacing:-.02em}
.sf-e-nav{display:flex;align-items:center;gap:21px;font-size:.95rem;font-weight:900}.sf-e-nav a{white-space:nowrap}.sf-e-nav a:hover{color:#0877af}.sf-e-nav-cta,.sf-e-nav-sub{padding:10px 17px;border:2px solid var(--ink);border-radius:999px}.sf-e-nav-cta{background:var(--ink);color:#fff!important}
.sf-e-hero{min-height:690px;display:flex;align-items:center;background:var(--ink);color:#fff}.sf-e-hero-content{padding:92px 0 105px;text-align:center}.sf-e-kicker{margin:0;color:#86d7ff;font-size:clamp(1rem,1.35vw,1.15rem);font-weight:900;letter-spacing:.12em}.sf-e-hero h1{margin:16px 0 26px;color:#fff;font-size:clamp(3.3rem,7.2vw,6.5rem);font-weight:900;line-height:1.15;letter-spacing:-.07em}.sf-e-hero h1 span{color:var(--coral)}.sf-e-hero-lead{max-width:735px;margin:0 auto;color:#d7d7d7;font-size:clamp(1rem,1.7vw,1.28rem)}
.sf-e-main-btn,.sf-e-outline-btn{display:inline-flex;min-width:330px;min-height:88px;align-items:center;justify-content:center;border:3px solid #fff;border-radius:999px;font-size:1.18rem;font-weight:900;transition:transform .2s,background .2s}.sf-e-main-btn{background:#fff;color:var(--ink)!important}.sf-e-outline-btn{color:#fff!important}.sf-e-main-btn:hover,.sf-e-outline-btn:hover{transform:translateY(-3px)}.sf-e-outline-btn:hover{background:#fff;color:var(--ink)!important}.sf-e-facts{display:flex;justify-content:center;flex-wrap:wrap;gap:12px;margin-top:28px}.sf-e-facts span{padding:9px 17px;border:1px solid #5e5e5e;border-radius:999px;color:#ddd;font-size:.9rem;font-weight:800}.sf-e-video-jump{display:inline-block;margin-top:18px;color:#8bdcff!important;font-size:.78rem;font-weight:900;border-bottom:1px solid currentColor}
.sf-e-news{padding:80px 0;border-bottom:2px solid var(--ink)}.sf-e-row-head{display:flex;align-items:end;justify-content:space-between;margin-bottom:25px}.sf-e-row-head small,.sf-e-section-head small,.sf-e-split-copy>small,.sf-e-trial small{color:#0878b2;font-weight:900;letter-spacing:.13em}.sf-e-row-head h2{margin:3px 0 0;font-size:2.15rem;line-height:1.2;letter-spacing:-.04em}.sf-e-row-head>a{font-size:.83rem;font-weight:900}.sf-e-news-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.sf-e-news-grid>a{min-height:390px;display:flex;flex-direction:column;border:3px solid var(--ink);border-radius:24px;background:#fff;box-shadow:0 7px 0 var(--ink);overflow:hidden;transition:transform .2s ease,box-shadow .2s ease}.sf-e-news-grid>a:hover{transform:translateY(-3px);box-shadow:0 10px 0 var(--ink)}.sf-e-news-thumb{height:190px;display:flex;align-items:center;justify-content:center;margin:0;border-bottom:3px solid var(--ink);overflow:hidden}.sf-e-news-grid>a:nth-child(1) .sf-e-news-thumb,.sf-e-news-grid>a:nth-child(2) .sf-e-news-thumb{background:#f4ff00}.sf-e-news-thumb-fallback img{width:72%;height:auto}.sf-e-news-thumb-article{background:#222}.sf-e-news-thumb-article img{width:100%;height:100%;object-fit:cover;object-position:left center}.sf-e-news-body{min-height:197px;display:flex;flex:1;flex-direction:column;padding:23px 24px 24px}.sf-e-news-grid time{color:#777;font-size:.72rem;font-weight:800}.sf-e-news-grid strong{margin:11px 0;font-size:1rem;line-height:1.6}.sf-e-news-grid span{margin-top:auto;font-size:.67rem;font-weight:900;letter-spacing:.08em}
.sf-e-features,.sf-e-support,.sf-e-free-content{padding:110px 0;background:#fff}.sf-e-section-head{max-width:880px;margin:0 auto 55px;text-align:center}.sf-e-section-head h2{margin:9px 0 16px;color:var(--ink);font-size:clamp(2.35rem,5vw,4.65rem);font-weight:900;line-height:1.2;letter-spacing:-.06em}.sf-e-section-head p{max-width:720px;margin:0 auto;color:var(--muted);font-size:1.03rem}.sf-e-feature-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}.sf-e-feature{min-height:325px;padding:34px;border:3px solid var(--ink);border-radius:30px;display:flex;flex-direction:column;justify-content:space-between;box-shadow:0 7px 0 var(--ink)}.sf-e-card-blue{background:#dff4ff}.sf-e-card-orange{background:#fff0d9}.sf-e-card-coral{background:#ffe2de}.sf-e-card-purple{background:#ebe8ff}.sf-e-card-no{align-self:flex-end;font-size:3.3rem;font-weight:900;line-height:1;letter-spacing:-.07em}.sf-e-card-label{margin:0;font-size:.7rem;font-weight:900;letter-spacing:.12em}.sf-e-feature h3{margin:8px 0 8px;font-size:1.85rem;line-height:1.25;letter-spacing:-.04em}.sf-e-feature p:last-child{max-width:470px;margin:0;color:#4f4f4f}.sf-e-center-link{margin-top:48px;text-align:center}.sf-e-pill-link{display:inline-flex;min-height:58px;align-items:center;justify-content:center;padding:12px 28px;border:3px solid var(--ink);border-radius:999px;background:#fff;font-size:.83rem;font-weight:900}.sf-e-pill-dark{background:var(--ink);color:#fff!important}
.sf-e-courses{padding:110px 0;background:#dff4ff;border-top:3px solid var(--ink)}.sf-e-course-tabs{display:flex;justify-content:center;flex-wrap:wrap;gap:9px;margin-bottom:35px}.sf-e-course-tabs span{padding:9px 17px;border:2px solid var(--ink);border-radius:99px;font-size:.76rem;font-weight:900}.sf-e-course-tabs span:first-child{background:var(--ink);color:#fff}.sf-e-course-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.sf-e-course{padding:27px;border:3px solid var(--ink);border-radius:24px;background:#fff;box-shadow:0 6px 0 var(--ink)}.sf-e-course:nth-child(1){background:#fff0db}.sf-e-course:nth-child(2){background:#dff3fd}.sf-e-course:nth-child(3){background:#ffe4e0}.sf-e-course:nth-child(4){background:#e8e4ff}.sf-e-course small{font-size:.68rem;font-weight:900;letter-spacing:.1em}.sf-e-course h3{margin:12px 0 7px;font-size:1.38rem;line-height:1.3}.sf-e-course p{min-height:105px;margin:0;color:#545454;font-size:.85rem}.sf-e-price{margin-top:20px;font-size:1.18rem;font-weight:900}.sf-e-course a{display:block;margin-top:18px;padding:10px;border:2px solid var(--ink);border-radius:99px;text-align:center;font-size:.76rem;font-weight:900;background:#fff}
.sf-e-curriculum{padding:115px 0;background:var(--orange);border-top:3px solid var(--ink);border-bottom:3px solid var(--ink)}.sf-e-split{display:grid;grid-template-columns:.85fr 1.15fr;gap:75px;align-items:center}.sf-e-split-copy h2{margin:10px 0 18px;font-size:clamp(2.7rem,5vw,5rem);font-weight:900;line-height:1.15;letter-spacing:-.07em}.sf-e-split-copy p{margin:0 0 28px}.sf-e-curriculum-list{border:3px solid var(--ink);border-radius:28px;overflow:hidden;background:#fff}.sf-e-curriculum-list a{display:grid;grid-template-columns:50px 1fr auto;gap:18px;align-items:center;padding:24px 26px;border-bottom:3px solid var(--ink)}.sf-e-curriculum-list a:last-child{border-bottom:0}.sf-e-curriculum-list span{font-size:.75rem;font-weight:900}.sf-e-curriculum-list strong{font-size:1.05rem}.sf-e-curriculum-list em{font-style:normal;font-size:.78rem;font-weight:900}
.sf-e-curriculum-intro{display:grid;grid-template-columns:1fr;gap:20px;margin-bottom:50px}.sf-e-curriculum-intro .sf-e-split-copy h2{margin-bottom:0}.sf-e-curriculum-title{white-space:nowrap;font-size:clamp(2.2rem,3.6vw,3.15rem)!important}.sf-e-curriculum-video{width:min(100%,714px);margin:14px auto 8px}.sf-e-curriculum-intro>p{max-width:760px;margin:0;font-size:1rem}.sf-e-curriculum-groups{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px;align-items:start}.sf-e-curriculum-group{--curriculum-accent:#59b7e8;overflow:hidden;border:3px solid var(--ink);border-radius:28px;background:#fff;box-shadow:0 7px 0 var(--ink)}.sf-e-curriculum-group>header{display:grid;grid-template-columns:auto 1fr auto;gap:14px;align-items:center;padding:22px 25px;background:var(--curriculum-accent);border-bottom:3px solid var(--ink)}.sf-e-curriculum-group>header span,.sf-e-curriculum-group>header small{font-size:.65rem;font-weight:900;letter-spacing:.13em}.sf-e-curriculum-group>header h3{margin:0;font-size:1.45rem;line-height:1.2}.sf-e-curriculum-beginner{--curriculum-accent:#dff28d}.sf-e-curriculum-advance{--curriculum-accent:#a7ddf7}.sf-e-curriculum-mixing{--curriculum-accent:#9fe8ef}.sf-e-curriculum-master{--curriculum-accent:#ffaaa7}.sf-e-curriculum-ai{--curriculum-accent:#f7b2df}.sf-e-curriculum-accordions details{border-bottom:2px solid var(--ink)}.sf-e-curriculum-accordions details:last-child{border-bottom:0}.sf-e-curriculum-accordions summary{position:relative;display:grid;grid-template-columns:38px 1fr auto;gap:13px;align-items:center;padding:20px 52px 20px 22px;cursor:pointer;list-style:none}.sf-e-curriculum-accordions summary::-webkit-details-marker{display:none}.sf-e-curriculum-accordions summary::after{position:absolute;right:20px;content:"＋";font-size:1.35rem;font-weight:900}.sf-e-curriculum-accordions details[open] summary::after{content:"−"}.sf-e-curriculum-accordions summary span{color:color-mix(in srgb,var(--curriculum-accent) 72%,#000);font-size:1.35rem;font-weight:900;letter-spacing:-.06em}.sf-e-curriculum-accordions summary strong{font-size:.95rem}.sf-e-curriculum-accordions summary em{font-style:normal;white-space:nowrap;font-size:.68rem;font-weight:900}.sf-e-curriculum-accordions ol{display:grid;grid-template-columns:repeat(3,1fr);gap:0;margin:0;padding:0;border-top:2px solid var(--ink);list-style:none;background:#f7f7f4}.sf-e-curriculum-accordions li{min-height:180px;padding:22px;border-right:1px solid #b8b8b3}.sf-e-curriculum-accordions li:last-child{border-right:0}.sf-e-curriculum-accordions li small{display:block;color:#0878b2;font-size:.62rem;font-weight:900;letter-spacing:.14em}.sf-e-curriculum-accordions li b{display:block;margin-top:8px;font-size:.85rem;line-height:1.5}.sf-e-curriculum-accordions li p{margin:8px 0 0;color:#666;font-size:.72rem;line-height:1.75}.sf-e-curriculum-note{max-width:900px;margin:42px auto 0;padding:28px 34px;border:3px solid var(--ink);border-radius:24px;background:#fff2b8;text-align:left;box-shadow:0 7px 0 var(--ink)}.sf-e-curriculum-note>span{display:inline-block;margin-bottom:10px;color:#0878b2;font-size:.68rem;font-weight:900;letter-spacing:.14em}.sf-e-curriculum-note p{margin:0;font-size:1.05rem;font-weight:700;line-height:1.8}.sf-e-curriculum-note strong{font-size:1.3rem;font-weight:900}
.sf-e-voices{padding:115px 0;background:var(--ink);color:#fff}.sf-e-section-head-light h2{color:#fff}.sf-e-section-head-light p{color:#bbb}.sf-e-voice-layout{display:grid;grid-template-columns:1.25fr .75fr;gap:20px}.sf-e-voice-layout blockquote,.sf-e-work-card{margin:0;border:3px solid #fff;border-radius:30px}.sf-e-voice-layout blockquote{min-height:390px;padding:45px;background:var(--blue);color:var(--ink)}.sf-e-voice-layout blockquote>span{display:block;font-size:6rem;font-weight:900;line-height:.65}.sf-e-voice-layout blockquote p{margin:35px 0;font-size:clamp(1.55rem,3vw,2.55rem);font-weight:900;line-height:1.45;letter-spacing:-.04em}.sf-e-voice-layout blockquote footer{font-size:.8rem;font-weight:800}.sf-e-work-card{padding:38px;background:#fff;color:var(--ink)}.sf-e-work-card small{font-size:.7rem;font-weight:900;letter-spacing:.13em}.sf-e-work-card h3{margin:28px 0 8px;font-size:1.65rem}.sf-e-work-card p{margin:0;color:#666;font-size:.9rem}.sf-e-work-card a{display:inline-block;margin-top:25px;font-size:.75rem;font-weight:900}.sf-e-wave{height:105px;display:flex;align-items:center;gap:7px;margin-top:25px}.sf-e-wave i{width:8px;border-radius:9px;background:var(--coral)}.sf-e-wave i:nth-child(1),.sf-e-wave i:nth-child(10){height:25%}.sf-e-wave i:nth-child(2),.sf-e-wave i:nth-child(9){height:45%}.sf-e-wave i:nth-child(3),.sf-e-wave i:nth-child(8){height:75%}.sf-e-wave i:nth-child(4),.sf-e-wave i:nth-child(7){height:55%}.sf-e-wave i:nth-child(5),.sf-e-wave i:nth-child(6){height:95%}
.sf-e-support-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.sf-e-support-grid article{min-height:390px;padding:32px;border:3px solid var(--ink);border-radius:28px;display:flex;flex-direction:column;background:#dff4ff;box-shadow:0 7px 0 var(--ink)}.sf-e-support-grid article:nth-child(2){background:#fff0d9}.sf-e-support-grid article:nth-child(3){background:var(--green)}.sf-e-support-mark{font-size:4.5rem;font-weight:900;line-height:1;letter-spacing:-.08em}.sf-e-support-grid small{margin-top:auto;font-size:.67rem;font-weight:900;letter-spacing:.12em}.sf-e-support-grid h3{margin:8px 0;font-size:1.55rem;line-height:1.3}.sf-e-support-grid p{margin:0;color:#4f4f4f;font-size:.9rem}
.sf-e-trial{padding:105px 0;background:var(--coral);border-top:3px solid var(--ink);border-bottom:3px solid var(--ink)}.sf-e-trial-inner{display:flex;align-items:center;justify-content:space-between;gap:55px}.sf-e-trial h2{max-width:720px;margin:10px 0 12px;font-size:clamp(2.6rem,4.2vw,4.2rem);font-weight:900;line-height:1.18;letter-spacing:-.07em}.sf-e-trial h2.sf-e-balanced-heading span{display:inline-block;white-space:nowrap}.sf-e-trial p{max-width:650px;margin:0}.sf-e-trial .sf-e-main-btn{min-width:330px;border-color:var(--ink);background:var(--ink);color:#fff!important}
.sf-e-media-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}.sf-e-media-grid>a{min-height:320px;padding:34px;border:3px solid var(--ink);border-radius:30px;display:flex;flex-direction:column;background:#ffe4e0;box-shadow:0 7px 0 var(--ink)}.sf-e-media-grid>a:nth-child(2){background:#dff4ff}.sf-e-media-grid b{font-size:3.5rem;line-height:1}.sf-e-media-grid small{margin-top:auto;font-size:.68rem;font-weight:900;letter-spacing:.12em}.sf-e-media-grid h3{margin:7px 0;font-size:2rem}.sf-e-media-grid p{margin:0;color:#555}.sf-e-media-grid span{margin-top:22px;font-size:.75rem;font-weight:900}
.sf-e-proof{padding:115px 0;background:var(--pale);text-align:center}.sf-e-proof-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:15px}.sf-e-proof-item{padding:31px 12px;border:3px solid var(--ink);border-radius:24px;background:#fff}.sf-e-proof-item strong{display:block;font-size:2.1rem;font-weight:900;letter-spacing:-.055em}.sf-e-proof-item small{color:#666}.sf-e-partners{margin-top:65px}
.sf-e-footer{padding:70px 0 100px;background:var(--ink);color:#fff}.sf-e-footer-top{display:grid;grid-template-columns:1fr 1.4fr;gap:60px}.sf-e-footer-top p{color:#999;font-size:.8rem}.sf-e-footer nav{display:grid;grid-template-columns:repeat(2,1fr);gap:10px 25px;font-size:.8rem;font-weight:800}.sf-e-footer-bottom{display:flex;justify-content:space-between;margin-top:65px;padding-top:25px;border-top:1px solid #4a4a4a;color:#888;font-size:.7rem}.sf-e-mobile-cta{display:none}
.sf-e-problems{padding:110px 0;background:#fff}.sf-e-problem-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.sf-e-problem-grid>div{--issue-accent:#ff9718;--issue-title:#985000;position:relative;min-height:270px;padding:28px 24px 26px;border:3px solid var(--ink);border-radius:26px;display:flex;flex-direction:column;justify-content:space-between;background:var(--pale);overflow:hidden}.sf-e-problem-grid>div::before{position:absolute;top:0;left:0;width:100%;height:12px;background:var(--issue-accent);content:""}.sf-e-problem-grid>div::after{position:absolute;top:-54px;right:-58px;width:150px;height:150px;border:3px solid var(--ink);border-radius:50%;background:var(--issue-accent);opacity:.12;content:""}.sf-e-problem-grid>div:nth-child(2){--issue-accent:#35aee8;--issue-title:#006b9f;background:#dff4ff}.sf-e-problem-grid>div:nth-child(3){--issue-accent:#ff9a17;--issue-title:#9a4d00;background:#fff0d9}.sf-e-problem-grid>div:nth-child(4){--issue-accent:#ff6d61;--issue-title:#a63d36;background:#ffe2de}.sf-e-problem-index{position:relative;z-index:1;display:flex;align-items:flex-start;justify-content:space-between}.sf-e-problem-index small{margin-top:10px;padding:6px 10px;border-radius:999px;background:var(--ink);color:#fff;font-size:.6rem;font-weight:900;letter-spacing:.1em}.sf-e-problem-index strong{color:var(--issue-accent);font-size:4.65rem;line-height:.84;font-weight:900;letter-spacing:-.08em;-webkit-text-stroke:2px var(--ink);paint-order:stroke fill;text-shadow:4px 4px 0 #fff}.sf-e-problem-grid p{position:relative;z-index:1;margin:36px 0 0;font-size:1.18rem;font-weight:900;line-height:1.55}.sf-e-problem-grid p span{color:var(--issue-title);background:linear-gradient(transparent 68%,rgba(255,255,255,.72) 68%)}.sf-e-problem-answer{max-width:900px;margin:42px auto 0;text-align:center;font-size:1.15rem}.sf-e-problem-answer strong{padding:0 .2em;background:linear-gradient(transparent 60%,#b9e769 60%)}
.sf-e-system-video{padding:110px 0;background:var(--blue);border-top:3px solid var(--ink);border-bottom:3px solid var(--ink)}.sf-e-video-heading{margin-bottom:48px}.sf-e-video-heading>small{font-size:.7rem;font-weight:900;letter-spacing:.13em}.sf-e-video-heading h2{display:flex;flex-wrap:wrap;gap:0 .18em;margin:10px 0 0;font-size:clamp(3.2rem,5.3vw,4.3rem);font-weight:900;line-height:1.08;letter-spacing:-.065em}.sf-e-video-heading h2 span{white-space:nowrap}.sf-e-video-layout{display:grid;grid-template-columns:.72fr 1.28fr;gap:65px;align-items:center}.sf-e-video-copy>p{margin:0;color:#303030}.sf-e-video-copy ul{margin:24px 0 30px;padding:0;list-style:none}.sf-e-video-copy li{padding:9px 0;border-bottom:2px solid rgba(32,32,32,.28);font-size:.84rem;font-weight:900}.sf-e-video-copy li::before{margin-right:9px;content:"✓"}.sf-e-video-frame{min-width:0}.sf-e-video-poster,.sf-e-video-frame iframe{position:relative;width:100%;aspect-ratio:16/9;border:3px solid var(--ink);border-radius:28px;background:var(--ink);box-shadow:0 8px 0 var(--ink);overflow:hidden}.sf-e-video-poster{display:block;padding:0;cursor:pointer}.sf-e-video-poster img{display:block;width:100%;height:100%;object-fit:cover;transition:transform .25s}.sf-e-video-poster:hover img{transform:scale(1.02)}.sf-e-play{position:absolute;top:50%;left:50%;width:92px;height:92px;display:grid;place-items:center;padding-left:7px;border:3px solid #fff;border-radius:50%;background:var(--ink);color:#fff;font-size:2rem;transform:translate(-50%,-50%);box-shadow:0 8px 25px rgba(0,0,0,.28)}.sf-e-video-duration{position:absolute;right:17px;bottom:15px;padding:6px 10px;border-radius:99px;background:rgba(32,32,32,.9);color:#fff;font-size:.7rem;font-weight:900}.sf-e-video-frame iframe{display:block}.sf-e-video-frame>p{margin:14px 0 0;text-align:center;font-size:.68rem;font-weight:700}
.sf-e-course-meta{margin-top:20px}.sf-e-course-meta span{display:block;font-size:.72rem;font-weight:900}.sf-e-course-meta strong{display:block;margin-top:2px;font-size:1.18rem;letter-spacing:-.03em}.sf-e-course-meta strong small{margin-left:3px;font-size:.58rem;letter-spacing:0}.sf-e-course-note{margin:27px 0 0;text-align:center;color:#666;font-size:.75rem}
.sf-e-voice-stack{display:grid;gap:12px}.sf-e-voice-layout .sf-e-voice-stack blockquote{min-height:0;padding:25px 28px;border-width:2px;border-color:var(--ink);background:var(--blue)}.sf-e-voice-layout .sf-e-voice-stack blockquote:nth-child(2){background:var(--orange)}.sf-e-voice-layout .sf-e-voice-stack blockquote:nth-child(3){background:var(--purple)}.sf-e-voice-layout .sf-e-voice-stack blockquote>span{font-size:3rem}.sf-e-voice-layout .sf-e-voice-stack blockquote p{margin:10px 0 15px;font-size:1.05rem;line-height:1.65;letter-spacing:-.015em}.sf-e-voice-layout .sf-e-voice-stack blockquote footer{font-size:.67rem}
.sf-e-instructors{padding:110px 0;background:#fff}.sf-e-instructor-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.sf-e-instructor-grid article{padding:30px;border:3px solid var(--ink);border-radius:28px;box-shadow:0 7px 0 var(--ink)}.sf-e-instructor-grid article:nth-child(1){background:#dff4ff}.sf-e-instructor-grid article:nth-child(2){background:#fff0d9}.sf-e-instructor-grid article:nth-child(3){background:#ffe2de}.sf-e-initial{width:82px;height:82px;display:grid;place-items:center;border:3px solid var(--ink);border-radius:24px;background:#fff;font-size:1.35rem;font-weight:900}.sf-e-instructor-grid small{display:block;margin-top:32px;font-size:.66rem;font-weight:900;letter-spacing:.09em}.sf-e-instructor-grid h3{margin:7px 0;font-size:1.6rem}.sf-e-instructor-grid p{margin:0;color:#555;font-size:.88rem}
.sf-e-flow{padding:110px 0;background:var(--pale)}.sf-e-flow-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:14px;margin:0;padding:0;list-style:none}.sf-e-flow-grid li{position:relative;display:flex;min-width:0;flex-direction:column;border:3px solid var(--ink);border-radius:24px;background:#fff;box-shadow:0 7px 0 var(--ink);overflow:visible}.sf-e-flow-grid li:not(:last-child)::after{position:absolute;z-index:2;top:98px;right:-24px;width:32px;height:32px;display:grid;place-items:center;border:2px solid var(--ink);border-radius:50%;background:var(--green);content:"→";font-weight:900}.sf-e-flow-grid figure{aspect-ratio:1;margin:0;border-bottom:3px solid var(--ink);border-radius:20px 20px 0 0;overflow:hidden}.sf-e-flow-grid figure img{display:block;width:100%;height:100%;object-fit:cover}.sf-e-flow-copy{display:flex;flex:1;flex-direction:column;padding:20px 18px 22px}.sf-e-flow-head{display:grid;grid-template-columns:auto minmax(0,1fr);gap:10px;align-items:center}.sf-e-flow-grid .sf-e-flow-head span{font-size:2.55rem;font-weight:900;line-height:.9;letter-spacing:-.08em}.sf-e-flow-grid .sf-e-flow-head h3{margin:0;font-size:.95rem;line-height:1.4}.sf-e-flow-grid .sf-e-flow-copy>p{margin:18px 0 0;color:#5f5f5f;font-size:.76rem;line-height:1.75}
.sf-e-faq{padding:110px 0;background:#dff4ff;border-top:3px solid var(--ink);border-bottom:3px solid var(--ink)}.sf-e-faq-layout{display:grid;grid-template-columns:.75fr 1.25fr;gap:70px}.sf-e-faq-copy small{font-weight:900;letter-spacing:.13em}.sf-e-faq-copy h2{margin:10px 0 15px;font-size:clamp(2.6rem,5vw,4.8rem);font-weight:900;line-height:1.18;letter-spacing:-.07em}.sf-e-faq-copy p{color:#555}.sf-e-faq-copy a{display:inline-block;margin-top:18px;font-size:.78rem;font-weight:900}.sf-e-faq-list{border-top:3px solid var(--ink)}.sf-e-faq-list details{border-bottom:3px solid var(--ink)}.sf-e-faq-list summary{position:relative;margin:5px 0;padding:19px 52px 19px 12px;border-radius:14px;cursor:pointer;font-size:1rem;font-weight:900;list-style:none;transition:background-color .2s ease,color .2s ease,box-shadow .2s ease,transform .2s ease}.sf-e-faq-list summary::-webkit-details-marker{display:none}.sf-e-faq-list summary::after{position:absolute;top:50%;right:10px;width:32px;height:32px;display:grid;place-items:center;border:2px solid var(--ink);border-radius:50%;background:rgba(255,255,255,.5);content:"＋";font-size:1.05rem;line-height:1;transform:translateY(-50%);transition:background-color .2s ease,transform .2s ease}.sf-e-faq-list summary:hover,.sf-e-faq-list summary:focus-visible{background:#fff;color:#0878b2;box-shadow:0 4px 0 var(--ink);outline:none;transform:translateY(-2px)}.sf-e-faq-list summary:hover::after,.sf-e-faq-list summary:focus-visible::after{background:var(--green);color:var(--ink);transform:translateY(-50%) scale(1.08)}.sf-e-faq-list details[open] summary{background:rgba(255,255,255,.65)}.sf-e-faq-list details[open] summary::after{background:var(--green);content:"−"}.sf-e-faq-list details p{margin:0 12px 24px;padding:0 45px 0 0;color:#4f4f4f;font-size:.88rem}
.sf-e-free-content{padding:78px 0}.sf-e-free-content .sf-e-row-head>p{max-width:440px;margin:0;color:#666;text-align:right;font-size:.85rem}.sf-e-media-grid>a{min-height:255px}.sf-e-news{background:var(--pale)}.sf-e-partners-section{padding:90px 0 105px;background:#19262f;text-align:center}.sf-e-partners{margin-top:0}.sf-e-partners-head small{display:block;color:#70d8ff;font-size:.76rem;font-weight:900;letter-spacing:.2em}.sf-e-partners-head h2{max-width:1000px;margin:12px auto 0;color:#fff;font-size:clamp(1.55rem,3vw,2.45rem);line-height:1.35;letter-spacing:-.035em}.sf-e-partner-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:15px;margin-top:42px}.sf-e-partner-grid a{display:flex;align-items:center;justify-content:center;min-height:118px;padding:24px 25px;border:2px solid var(--ink);border-radius:20px;background:#fff;box-shadow:0 6px 0 var(--ink);transition:transform .2s ease,box-shadow .2s ease}.sf-e-partner-grid a:hover{transform:translateY(-3px);box-shadow:0 9px 0 var(--ink)}.sf-e-partner-grid img{display:block;width:100%;max-width:190px;max-height:55px;object-fit:contain}.sf-e-partner-grid a:nth-child(5) img{max-width:160px;max-height:68px}.sf-e-partner-grid a:nth-child(6) img{max-width:230px;max-height:62px}
@media(max-width:1080px){.sf-e-nav a:not(.sf-e-nav-cta):not(.sf-e-nav-sub){display:none}.sf-e-course-grid,.sf-e-proof-grid{grid-template-columns:repeat(2,1fr)}.sf-e-course p{min-height:80px}.sf-e-trial-inner{display:block}.sf-e-trial .sf-e-main-btn{margin-top:30px}}
@media(max-width:760px){.sf-e-wrap{width:min(100% - 28px,1180px)}.sf-e-test-note{font-size:.58rem}.sf-e-header{height:66px}.sf-e-logo{font-size:1.35rem}.sf-e-nav{gap:7px}.sf-e-nav-sub{display:none!important}.sf-e-nav-cta{padding:8px 13px;font-size:.68rem}.sf-e-hero{min-height:650px}.sf-e-hero-content{padding:78px 0 90px}.sf-e-hero h1{font-size:3.05rem}.sf-e-hero-actions{display:block}.sf-e-main-btn,.sf-e-outline-btn{width:100%;min-width:0;min-height:76px;font-size:1.05rem}.sf-e-outline-btn{margin-top:10px}.sf-e-news,.sf-e-features,.sf-e-courses,.sf-e-curriculum,.sf-e-voices,.sf-e-support,.sf-e-trial,.sf-e-free-content,.sf-e-proof{padding:78px 0}.sf-e-row-head{align-items:center}.sf-e-row-head h2{font-size:1.75rem}.sf-e-news-grid{grid-template-columns:1fr;gap:18px}.sf-e-news-grid>a{min-height:0}.sf-e-news-thumb{height:auto;aspect-ratio:16/9}.sf-e-news-body{min-height:180px}.sf-e-section-head{margin-bottom:38px}.sf-e-section-head h2{font-size:2.42rem}.sf-e-feature-grid,.sf-e-course-grid,.sf-e-split,.sf-e-voice-layout,.sf-e-support-grid,.sf-e-media-grid,.sf-e-proof-grid,.sf-e-footer-top{grid-template-columns:1fr}.sf-e-feature{min-height:280px}.sf-e-course p{min-height:auto}.sf-e-split{gap:45px}.sf-e-split-copy h2,.sf-e-trial h2{font-size:2.75rem}.sf-e-curriculum-list a{grid-template-columns:32px 1fr auto;gap:10px;padding:20px 17px}.sf-e-voice-layout blockquote{min-height:340px;padding:30px}.sf-e-voice-layout blockquote p{font-size:1.55rem}.sf-e-support-grid article{min-height:310px}.sf-e-media-grid>a{min-height:280px}.sf-e-proof-grid{grid-template-columns:repeat(2,1fr)}.sf-e-proof-item strong{font-size:1.55rem}.sf-e-trial .sf-e-main-btn{min-width:0}.sf-e-footer nav{grid-template-columns:1fr}.sf-e-footer-bottom{display:block}.sf-e-footer-bottom small{display:block;margin-top:8px}.sf-e-mobile-cta{position:fixed;z-index:100000;left:12px;right:12px;bottom:10px;display:block;padding:14px;border:3px solid var(--ink);border-radius:99px;background:#fff;color:var(--ink)!important;text-align:center;font-size:.8rem;font-weight:900;box-shadow:0 8px 28px rgba(0,0,0,.25)}}
@media(max-width:760px){.sf-e-problems,.sf-e-system-video,.sf-e-instructors,.sf-e-flow,.sf-e-faq{padding:78px 0}.sf-e-logo-image{width:145px}.sf-e-logo-footer{width:220px}.sf-e-problem-grid,.sf-e-video-layout,.sf-e-instructor-grid,.sf-e-flow-grid,.sf-e-faq-layout{grid-template-columns:1fr}.sf-e-problem-grid>div{min-height:230px;padding:28px 26px 26px}.sf-e-problem-index strong{font-size:5.2rem}.sf-e-problem-grid p{margin-top:28px;text-align:left;font-size:1.35rem}.sf-e-problem-answer{text-align:left;font-size:1rem}.sf-e-video-layout{gap:40px}.sf-e-video-copy h2{font-size:2.65rem}.sf-e-play{width:70px;height:70px;font-size:1.45rem}.sf-e-video-poster,.sf-e-video-frame iframe{border-radius:20px}.sf-e-course-meta strong{font-size:1.25rem}.sf-e-course-note{text-align:left}.sf-e-voice-layout .sf-e-voice-stack blockquote{min-height:0;padding:22px}.sf-e-voice-layout .sf-e-voice-stack blockquote p{font-size:1rem}.sf-e-work-card{min-height:310px}.sf-e-instructor-grid article{min-height:280px}.sf-e-flow-grid{gap:12px}.sf-e-flow-grid li{min-height:205px}.sf-e-flow-grid li:not(:last-child)::after{top:auto;right:calc(50% - 16px);bottom:-24px;content:"↓"}.sf-e-faq-layout{gap:42px}.sf-e-faq-copy h2{font-size:2.65rem}.sf-e-free-content .sf-e-row-head{display:block}.sf-e-free-content .sf-e-row-head>p{margin-top:12px;text-align:left}.sf-e-media-grid>a{min-height:220px}.sf-e-partners-section{padding:70px 0 100px}.sf-e-partners-head h2{font-size:1.72rem}.sf-e-partner-grid{grid-template-columns:repeat(2,1fr);gap:12px;margin-top:32px}.sf-e-partner-grid a{min-height:92px;padding:18px 16px;border-radius:16px;box-shadow:0 5px 0 var(--ink)}.sf-e-partner-grid img{max-width:140px;max-height:43px}}
@media(max-width:760px){.sf-e-header{height:72px}.sf-e-brand{width:165px;flex-basis:165px;gap:3px}.sf-e-logo-image{width:165px}.sf-e-phone-link{font-size:.72rem}.sf-e-phone-link span{width:19px;height:19px;font-size:.62rem}.sf-e-phone-hours{display:none}}
@media(max-width:760px){.sf-e-hero h1 span{display:block;white-space:nowrap;font-size:.72em;letter-spacing:-.08em}}
@media(max-width:760px){.sf-e-kicker{white-space:nowrap;font-size:.88rem;letter-spacing:.06em}}
@media(max-width:900px){.sf-e-curriculum-intro,.sf-e-curriculum-groups{grid-template-columns:1fr}.sf-e-curriculum-intro{gap:22px}.sf-e-curriculum-accordions ol{grid-template-columns:1fr}.sf-e-curriculum-accordions li{min-height:0;border-right:0;border-bottom:1px solid #b8b8b3}.sf-e-curriculum-accordions li:last-child{border-bottom:0}}
@media(max-width:760px){.sf-e-curriculum-intro{margin-bottom:34px}.sf-e-curriculum-intro .sf-e-split-copy h2.sf-e-curriculum-title{font-size:clamp(.82rem,3.75vw,.95rem)!important;letter-spacing:-.07em}.sf-e-curriculum-groups{gap:17px}.sf-e-curriculum-group{border-radius:23px;box-shadow:0 6px 0 var(--ink)}.sf-e-curriculum-group>header{grid-template-columns:1fr auto;padding:18px 18px}.sf-e-curriculum-group>header span{grid-column:1/-1}.sf-e-curriculum-group>header h3{font-size:1.3rem}.sf-e-curriculum-accordions summary{grid-template-columns:32px 1fr;padding:17px 44px 17px 16px}.sf-e-curriculum-accordions summary em{grid-column:2}.sf-e-curriculum-accordions summary::after{right:16px}.sf-e-curriculum-accordions summary strong{font-size:.9rem}.sf-e-curriculum-accordions li{padding:18px}.sf-e-curriculum-note{text-align:left}}
@media(max-width:760px){.sf-e-facts{flex-wrap:nowrap;gap:4px}.sf-e-facts span{flex:1 1 0;padding:7px 2px;white-space:nowrap;font-size:.64rem;letter-spacing:-.04em}}
@media(max-width:760px){.sf-e-section-head h2.sf-e-mobile-one-line{white-space:nowrap;font-size:2rem;letter-spacing:-.075em}.sf-e-section-head h2.sf-e-balanced-heading,.sf-e-trial h2.sf-e-balanced-heading{font-size:2.05rem;line-height:1.18}.sf-e-balanced-heading span{white-space:nowrap}}
@media(max-width:760px){.sf-e-section-head h2.sf-e-features-title{white-space:nowrap;font-size:clamp(1.75rem,7.8vw,2rem);letter-spacing:-.075em}}
.sf-e-section-head.sf-e-support-head{max-width:1100px}.sf-e-support-title{white-space:nowrap}
@media(max-width:760px){.sf-e-section-head h2.sf-e-support-title{font-size:clamp(1.22rem,5.5vw,1.35rem);letter-spacing:-.075em}}
.sf-e-section-head.sf-e-flow-headline{max-width:1050px}.sf-e-flow-title{white-space:nowrap}
@media(max-width:760px){.sf-e-section-head h2.sf-e-flow-title{font-size:clamp(1.32rem,5.9vw,1.48rem);letter-spacing:-.075em}}
.sf-e-faq-copy h2.sf-e-faq-title{white-space:nowrap;font-size:clamp(2.2rem,4vw,3.2rem);letter-spacing:-.065em}
@media(max-width:760px){.sf-e-faq-copy h2.sf-e-faq-title{font-size:2.35rem;letter-spacing:-.07em}}
.sf-e-support{background:#ebe8ff;border-top:3px solid var(--ink)}
@media(max-width:760px){.sf-e-video-heading{margin-bottom:0}.sf-e-video-heading h2{display:block;font-size:clamp(1.9rem,8.2vw,2.1rem);line-height:1.14}.sf-e-video-heading h2 span{display:block}.sf-e-video-layout{display:flex;flex-direction:column;gap:0}.sf-e-video-frame{order:1;margin-top:25px}.sf-e-video-copy{order:2}.sf-e-video-copy>p{margin-top:30px}.sf-e-video-copy>.sf-e-pill-link{justify-self:start}}
@media(max-width:760px){.sf-e-curriculum-intro>.sf-e-curriculum-video{order:0;margin-top:8px}}
.sf-e-course-heading{display:flex;align-items:center;gap:17px;margin-bottom:18px}.sf-e-course-icon{width:84px;height:84px;flex:0 0 84px;margin:0;border:2px solid rgba(32,32,32,.18);border-radius:20px;background:#fff;overflow:hidden}.sf-e-course-icon img{display:block;width:100%;height:100%;object-fit:cover}.sf-e-course-heading h3{margin:5px 0 0;font-weight:900}.sf-e-course:nth-child(4){background:#ffd9f0}.sf-e-course:nth-child(5){background:#e8e4ff}.sf-e-course-coming{display:block;margin-top:18px;padding:10px;border:2px solid var(--ink);border-radius:99px;background:rgba(255,255,255,.72);text-align:center;font-size:.76rem;font-weight:900}.sf-e-course-ai .sf-e-course-meta strong{color:#b61676}
@media(min-width:1081px){.sf-e-course-grid{grid-template-columns:repeat(6,1fr)}.sf-e-course{grid-column:span 2}.sf-e-course:nth-child(4){grid-column:2/span 2}}
@media(max-width:760px){.sf-e-course-icon{width:74px;height:74px;flex-basis:74px;border-radius:18px}.sf-e-course-heading{gap:14px}}
@media(max-width:375px){.sf-e-section-head h2.sf-e-mobile-one-line{font-size:1.86rem}}
.sf-e-course:nth-child(1){background:#edf5d2}.sf-e-course:nth-child(2){background:#e9f0fc}.sf-e-course:nth-child(3){background:#e0f0f5}.sf-e-course:nth-child(4){background:#fcdcf0}.sf-e-course:nth-child(5){background:#fce0e0}
.sf-e-problem-index strong{color:var(--issue-title);font-family:"Noto Sans JP",sans-serif;font-size:4.25rem;line-height:.88;font-weight:900;letter-spacing:-.07em;font-variant-numeric:tabular-nums;-webkit-text-stroke:0;text-shadow:none}
@media(max-width:760px){.sf-e-problem-index strong{font-size:4.7rem}}
.sf-e-problem-grid>div::after{display:none}
.sf-e-problem-index strong{color:var(--issue-accent);font-family:-apple-system,BlinkMacSystemFont,"Hiragino Sans","Yu Gothic UI","Yu Gothic",Meiryo,sans-serif;font-size:64px;line-height:.9;font-weight:900;letter-spacing:-.08em;font-variant-numeric:normal}
@media(max-width:1080px) and (min-width:761px){.sf-e-flow-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.sf-e-flow-grid li:not(:last-child)::after{display:none}}
@media(max-width:760px){.sf-e-flow-grid{gap:16px}.sf-e-flow-grid li{display:grid;grid-template-columns:112px minmax(0,1fr);min-height:150px;overflow:visible}.sf-e-flow-grid li:not(:last-child)::after{top:auto;right:calc(50% - 16px);bottom:-25px;content:"↓"}.sf-e-flow-grid figure{height:100%;min-height:144px;aspect-ratio:auto;border-right:3px solid var(--ink);border-bottom:0;border-radius:20px 0 0 20px}.sf-e-flow-copy{padding:20px 17px}.sf-e-flow-head{gap:12px}.sf-e-flow-grid .sf-e-flow-head span{font-size:2.8rem}.sf-e-flow-grid .sf-e-flow-head h3{font-size:1.03rem}.sf-e-flow-grid .sf-e-flow-copy>p{margin-top:13px;font-size:.75rem;line-height:1.65}}

.sf-e-feature{min-height:270px;justify-content:flex-start}.sf-e-feature-head{display:grid;grid-template-columns:auto minmax(0,1fr);gap:20px;align-items:center}.sf-e-feature-head .sf-e-card-no{align-self:auto}.sf-e-feature .sf-e-feature-head h3{margin:5px 0 0}.sf-e-feature .sf-e-feature-copy{margin-top:28px}
@media(max-width:760px){.sf-e-feature{min-height:235px;padding:28px}.sf-e-feature-head{gap:14px}.sf-e-feature-head .sf-e-card-no{font-size:2.65rem}.sf-e-feature .sf-e-feature-head h3{font-size:1.55rem;letter-spacing:-.055em}.sf-e-feature .sf-e-feature-copy{margin-top:24px}}
.sf-e-instructor-grid article{min-height:235px}.sf-e-instructor-head{display:grid;grid-template-columns:82px minmax(0,1fr);gap:18px;align-items:center}.sf-e-instructor-head .sf-e-initial{grid-column:1}.sf-e-instructor-grid .sf-e-instructor-head small{margin-top:0}.sf-e-instructor-grid .sf-e-instructor-head h3{margin:7px 0 0}.sf-e-instructor-grid article>p{margin-top:26px}
@media(max-width:760px){.sf-e-instructor-grid article{min-height:215px;padding:28px}.sf-e-instructor-head{grid-template-columns:82px minmax(0,1fr);gap:17px}.sf-e-instructor-grid article>p{margin-top:24px}}
.sf-e-instructor-title span{display:block;white-space:nowrap}.sf-e-instructor-intro span{display:block}
@media(max-width:760px){.sf-e-section-head h2.sf-e-instructor-title{font-size:1.8rem;line-height:1.25;letter-spacing:-.065em}.sf-e-section-head p.sf-e-instructor-intro{font-size:.94rem}}
.sf-e-instructor-card{--teacher-card:#dff4ff;display:grid;grid-template-columns:118px minmax(0,1fr);min-height:205px;border:3px solid var(--ink);border-radius:24px;background:var(--teacher-card);color:var(--ink)!important;box-shadow:0 7px 0 var(--ink);overflow:hidden;transition:transform .2s ease,box-shadow .2s ease}.sf-e-instructor-card:nth-child(3n+2){--teacher-card:#fff0d9}.sf-e-instructor-card:nth-child(3n){--teacher-card:#ffe2de}.sf-e-instructor-card:hover{transform:translateY(-3px);box-shadow:0 10px 0 var(--ink)}.sf-e-instructor-card>img{width:100%;height:100%;object-fit:cover;object-position:center top;transition:transform .2s ease}.sf-e-instructor-card:hover>img{transform:scale(1.025)}.sf-e-instructor-card>div{display:flex;min-width:0;flex-direction:column;align-items:flex-start;padding:24px 20px 21px}.sf-e-instructor-card small{margin:0;font-size:.58rem;font-weight:900;letter-spacing:.12em}.sf-e-instructor-card h3{margin:9px 0 14px;font-size:1.35rem;line-height:1.2}.sf-e-instructor-card p{display:flex;flex-wrap:wrap;gap:5px;margin:0}.sf-e-instructor-card p span{padding:5px 7px;border:1.5px solid var(--ink);border-radius:99px;background:rgba(255,255,255,.55);font-size:.48rem;font-weight:900;line-height:1;white-space:nowrap}.sf-e-instructor-card b{margin-top:auto;padding-top:15px;font-size:.58rem;letter-spacing:.08em}
@media(max-width:760px){.sf-e-instructor-grid{gap:14px}.sf-e-instructor-card{grid-template-columns:108px minmax(0,1fr);min-height:150px;border-radius:20px;box-shadow:0 6px 0 var(--ink)}.sf-e-instructor-card>div{padding:19px 17px 17px}.sf-e-instructor-card h3{margin:7px 0 12px;font-size:1.35rem}.sf-e-instructor-card p{gap:4px}.sf-e-instructor-card p span{font-size:.46rem}.sf-e-instructor-card b{padding-top:12px}}
.sf-e-story-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.sf-e-story-card{min-height:345px;padding:28px;border:3px solid #fff;border-radius:28px;background:#dff4ff;color:var(--ink);box-shadow:0 7px 0 rgba(255,255,255,.2)}.sf-e-story-card:nth-child(2){background:#fff0d9}.sf-e-story-card:nth-child(3){background:#ebe8ff}.sf-e-story-head{display:grid;grid-template-columns:88px minmax(0,1fr);gap:18px;align-items:center}.sf-e-story-head img{width:88px;height:88px;border:3px solid var(--ink);border-radius:50%;background:#fff;object-fit:cover}.sf-e-story-head small{font-size:.6rem;font-weight:900;letter-spacing:.12em}.sf-e-story-head h3{margin:5px 0 0;font-size:1.42rem;line-height:1.3;letter-spacing:-.04em}.sf-e-story-card blockquote{margin:30px 0 0;padding:0;border:0;font-size:1.08rem;font-weight:900;line-height:1.75;letter-spacing:-.02em}.sf-e-story-card>p{margin:24px 0 0;color:#555;font-size:.75rem;font-weight:800}.sf-e-story-link{border-color:#fff;background:#fff;color:var(--ink)!important;box-shadow:0 6px 0 #070707}
@media(max-width:760px){.sf-e-story-grid{grid-template-columns:1fr;gap:15px}.sf-e-story-card{min-height:0;padding:25px 23px;border-radius:24px}.sf-e-story-head{grid-template-columns:78px minmax(0,1fr);gap:16px}.sf-e-story-head img{width:78px;height:78px}.sf-e-story-head h3{font-size:1.28rem}.sf-e-story-card blockquote{margin-top:24px;font-size:1rem}.sf-e-story-card>p{margin-top:18px}}
.sf-e-courses{background:#19262f}.sf-e-courses .sf-e-section-head h2{color:#fff}.sf-e-courses .sf-e-section-head>small{color:#79d3ff}.sf-e-courses .sf-e-section-head>p{color:#c9d4d9}.sf-e-courses .sf-e-course-tabs span{border-color:#8fa0a9;background:transparent;color:#fff}.sf-e-courses .sf-e-course-tabs span:first-child{border-color:#fff;background:#fff;color:var(--ink)}.sf-e-courses .sf-e-course-note{color:#c9d4d9}.sf-e-courses .sf-e-center-link .sf-e-pill-dark{border-color:#fff;background:#fff;color:var(--ink)!important;box-shadow:0 6px 0 #070c0f}.sf-e-courses .sf-e-course{box-shadow:0 7px 0 #070c0f}

.sf-e-flow-grid li:not(:last-child)::after{display:none}

/* Curriculum heading and pattern list: final presentation rules. */
.sf-e-curriculum-title{white-space:normal;font-size:clamp(3.1rem,5.4vw,5rem)!important;line-height:1.16;letter-spacing:-.065em}
.sf-e-curriculum-title span{display:block}
.sf-e-curriculum-accordions summary{grid-template-columns:minmax(0,1fr) auto}
@media(max-width:760px){
  .sf-e-curriculum-intro .sf-e-split-copy h2.sf-e-curriculum-title{font-size:clamp(1.38rem,6.2vw,1.55rem)!important;line-height:1.25;letter-spacing:-.075em}
  .sf-e-curriculum-accordions summary{grid-template-columns:minmax(0,1fr) auto;padding:17px 44px 17px 16px}
  .sf-e-curriculum-accordions summary em{grid-column:auto}
}

/* Match curriculum headers to the official course logo colors. */
.sf-e-curriculum-beginner{--curriculum-accent:#a7ce20}
.sf-e-curriculum-advance{--curriculum-accent:#4781e2}
.sf-e-curriculum-mixing{--curriculum-accent:#5fb0ce}
.sf-e-curriculum-master{--curriculum-accent:#e82c2b}
.sf-e-curriculum-ai{--curriculum-accent:#e2249c}
.sf-e-curriculum-advance>header,
.sf-e-curriculum-master>header,
.sf-e-curriculum-ai>header,
.sf-e-curriculum-advance>header h3,
.sf-e-curriculum-master>header h3,
.sf-e-curriculum-ai>header h3{color:#fff}

/* Match course and price cards to the official course logo colors. */
.sf-e-course-grid>.sf-e-course:nth-child(1){background:#a7ce20;color:var(--ink)}
.sf-e-course-grid>.sf-e-course:nth-child(2){background:#4781e2;color:#fff}
.sf-e-course-grid>.sf-e-course:nth-child(3){background:#5fb0ce;color:var(--ink)}
.sf-e-course-grid>.sf-e-course:nth-child(4){background:#e2249c;color:#fff}
.sf-e-course-grid>.sf-e-course:nth-child(5){background:#e82c2b;color:#fff}
.sf-e-course-grid>.sf-e-course:nth-child(2)>p,
.sf-e-course-grid>.sf-e-course:nth-child(4)>p,
.sf-e-course-grid>.sf-e-course:nth-child(5)>p{color:rgba(255,255,255,.9)}
.sf-e-course-grid>.sf-e-course:nth-child(2)>a,
.sf-e-course-grid>.sf-e-course:nth-child(4)>a,
.sf-e-course-grid>.sf-e-course:nth-child(5)>a,
.sf-e-course-grid>.sf-e-course:nth-child(4)>.sf-e-course-coming{color:var(--ink)}
.sf-e-course-ai .sf-e-course-meta strong{color:#fff}

/* Keep the official color in the course header and return copy areas to white. */
.sf-e-course-grid>.sf-e-course{background:#fff;color:var(--ink)}
.sf-e-course-grid>.sf-e-course:nth-child(1){--course-accent:#a7ce20}
.sf-e-course-grid>.sf-e-course:nth-child(2){--course-accent:#4781e2}
.sf-e-course-grid>.sf-e-course:nth-child(3){--course-accent:#5fb0ce}
.sf-e-course-grid>.sf-e-course:nth-child(4){--course-accent:#e2249c}
.sf-e-course-grid>.sf-e-course:nth-child(5){--course-accent:#e82c2b}
.sf-e-course-grid>.sf-e-course .sf-e-course-heading{margin:-27px -27px 22px;padding:27px;background:var(--course-accent);border-bottom:3px solid var(--ink)}
.sf-e-course-grid>.sf-e-course:nth-child(1) .sf-e-course-heading,
.sf-e-course-grid>.sf-e-course:nth-child(2) .sf-e-course-heading,
.sf-e-course-grid>.sf-e-course:nth-child(3) .sf-e-course-heading,
.sf-e-course-grid>.sf-e-course:nth-child(4) .sf-e-course-heading,
.sf-e-course-grid>.sf-e-course:nth-child(5) .sf-e-course-heading{color:#fff}
.sf-e-course-grid>.sf-e-course>p{color:#545454}
.sf-e-course-grid>.sf-e-course:nth-child(4) .sf-e-course-meta strong{color:#b61676}
.sf-e-course-grid>.sf-e-course:nth-child(1),
.sf-e-course-grid>.sf-e-course:nth-child(2),
.sf-e-course-grid>.sf-e-course:nth-child(3),
.sf-e-course-grid>.sf-e-course:nth-child(4),
.sf-e-course-grid>.sf-e-course:nth-child(5){background:#fff;color:var(--ink)}
.sf-e-course-grid>.sf-e-course:nth-child(1)>p,
.sf-e-course-grid>.sf-e-course:nth-child(2)>p,
.sf-e-course-grid>.sf-e-course:nth-child(3)>p,
.sf-e-course-grid>.sf-e-course:nth-child(4)>p,
.sf-e-course-grid>.sf-e-course:nth-child(5)>p{color:#545454}
.sf-e-course-grid>.sf-e-course{overflow:hidden}

/* Approved curriculum section background: restrained warm ivory. */
.sf-e-curriculum{background:#f7f4ea;color:var(--ink)}

/* Small official course logos in curriculum group headers. */
.sf-e-curriculum-group>header{grid-template-columns:62px minmax(0,1fr) auto;gap:16px}
.sf-e-curriculum-logo{display:block;width:62px;height:62px;border:2px solid rgba(32,32,32,.2);border-radius:15px;background:#fff;object-fit:cover}
.sf-e-curriculum-group>header>div{min-width:0}
.sf-e-curriculum-group>header>div span{display:block}
.sf-e-curriculum-group>header>div span,
.sf-e-curriculum-group>header>div h3,
.sf-e-curriculum-group>header>small{color:#fff;text-shadow:0 1px 1px rgba(0,0,0,.2)}
.sf-e-curriculum-group>header>small{white-space:nowrap;font-size:clamp(.9rem,1.2vw,1.05rem);letter-spacing:.02em}
.sf-e-curriculum-accordions summary{grid-template-columns:minmax(0,1fr)}
@media(max-width:760px){
  .sf-e-curriculum-group>header{grid-template-columns:52px minmax(0,1fr) auto;gap:12px;padding:16px}
  .sf-e-curriculum-logo{width:52px;height:52px;border-radius:13px}
  .sf-e-curriculum-group>header>div span{grid-column:auto}
  .sf-e-curriculum-group>header h3{font-size:1.18rem}
  .sf-e-curriculum-group>header>small{font-size:.82rem;letter-spacing:.01em}
}

/* Sticky header trial CTA changes tone at major scroll sections. */
.sf-e-nav-cta{transition:background-color .5s ease,border-color .5s ease,box-shadow .5s ease,transform .2s ease}
.sf-e-nav-cta[data-tone="ink"]{border-color:var(--ink);background:var(--ink);box-shadow:none}
.sf-e-nav-cta[data-tone="coral"]{border-color:#202020;background:#c9413a;box-shadow:0 4px 0 #202020}
.sf-e-nav-cta[data-tone="blue"]{border-color:#202020;background:#0878b2;box-shadow:0 4px 0 #202020}
.sf-e-nav-cta[data-tone="orange"]{border-color:#202020;background:#b64f00;box-shadow:0 4px 0 #202020}
.sf-e-nav-cta:hover{color:#fff!important;transform:translateY(-2px)}
@media(prefers-reduced-motion:reduce){.sf-e-nav-cta{transition:none}}

/* Give the sticky header trial CTA stronger visual priority. */
.sf-e-nav-cta{min-width:207px;padding:16px 44px;font-size:.95rem;line-height:1.2;text-align:center}
@media(max-width:760px){.sf-e-nav-cta{min-width:108px;padding:12px 19px;font-size:.8rem}}

/* Header and footer link interaction */
.sf-e-nav a:not(.sf-e-nav-cta):not(.sf-e-nav-sub){position:relative;transition:color .2s ease,transform .2s ease,text-shadow .2s ease}
.sf-e-nav a:not(.sf-e-nav-cta):not(.sf-e-nav-sub)::after{position:absolute;right:0;bottom:-8px;left:0;height:3px;border-radius:99px;background:linear-gradient(90deg,var(--blue),var(--orange));content:"";transform:scaleX(0);transform-origin:left;transition:transform .22s ease}
.sf-e-nav a:not(.sf-e-nav-cta):not(.sf-e-nav-sub):hover,.sf-e-nav a:not(.sf-e-nav-cta):not(.sf-e-nav-sub):focus-visible{color:#0878b2;outline:none;text-shadow:0 0 14px rgba(89,183,232,.42);transform:translateY(-2px)}
.sf-e-nav a:not(.sf-e-nav-cta):not(.sf-e-nav-sub):hover::after,.sf-e-nav a:not(.sf-e-nav-cta):not(.sf-e-nav-sub):focus-visible::after{transform:scaleX(1)}
.sf-e-nav-sub{transition:color .22s ease,background-color .22s ease,border-color .22s ease,box-shadow .22s ease,transform .22s ease}
.sf-e-nav-sub:hover,.sf-e-nav-sub:focus-visible{border-color:#0878b2;background:#0878b2;color:#fff!important;outline:none;box-shadow:0 4px 0 var(--ink),0 0 0 4px rgba(89,183,232,.24),0 0 20px rgba(89,183,232,.35);transform:translateY(-2px)}
.sf-e-nav-cta:hover,.sf-e-nav-cta:focus-visible{border-color:var(--ink);background:#ffe600;color:var(--ink)!important;outline:none;box-shadow:0 5px 0 var(--ink),0 0 0 4px rgba(255,230,0,.28),0 0 26px rgba(255,230,0,.62);transform:translateY(-3px)}
.sf-e-footer nav a{position:relative;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:12px 14px;border:1px solid transparent;border-radius:11px;color:#fff;transition:color .22s ease,background-color .22s ease,border-color .22s ease,box-shadow .22s ease,transform .22s ease}
.sf-e-footer nav a::after{color:#75d6ff;content:"↗";font-size:.9rem;opacity:0;transform:translate(-6px,4px);transition:opacity .22s ease,transform .22s ease}
.sf-e-footer nav a:hover,.sf-e-footer nav a:focus-visible{border-color:rgba(117,214,255,.5);background:rgba(255,255,255,.07);color:#8bdcff!important;outline:none;box-shadow:0 0 20px rgba(89,183,232,.16);transform:translateX(4px)}
.sf-e-footer nav a:hover::after,.sf-e-footer nav a:focus-visible::after{opacity:1;transform:translate(0,0)}
@media(prefers-reduced-motion:reduce){.sf-e-nav a,.sf-e-nav a::after,.sf-e-footer nav a,.sf-e-footer nav a::after{transition:none!important}}

.sf-e-curriculum-groups>.sf-e-curriculum-note{position:relative;width:100%;max-width:none;min-height:100%;margin:0;display:flex;flex-direction:column;justify-content:center;align-self:stretch;padding:38px 40px;border:3px solid var(--ink);border-radius:28px;background:linear-gradient(135deg,#fff6be 0%,#fff 100%);box-shadow:0 7px 0 var(--ink);overflow:hidden}
.sf-e-curriculum-groups>.sf-e-curriculum-note::after{position:absolute;right:-55px;bottom:-60px;width:170px;height:170px;border:3px solid var(--ink);border-radius:50%;background:var(--blue);content:"";opacity:.13}
.sf-e-curriculum-note-head{position:relative;z-index:1;display:grid;grid-template-columns:56px minmax(0,1fr);gap:18px;align-items:center}
.sf-e-curriculum-note-head span{display:grid;width:56px;height:56px;place-items:center;border:3px solid var(--ink);border-radius:18px;background:var(--blue);color:var(--ink);font-size:1.7rem;font-weight:900;line-height:1;box-shadow:0 4px 0 var(--ink)}
.sf-e-curriculum-note-head h3{margin:0;font-size:clamp(1.35rem,2vw,1.75rem);font-weight:900;line-height:1.35;letter-spacing:-.045em}
.sf-e-curriculum-note>.sf-e-curriculum-note-copy{position:relative;z-index:1;margin:22px 0 0;font-size:1rem;font-weight:700;line-height:1.9}
.sf-e-curriculum-note-copy strong{font-weight:900;background:linear-gradient(transparent 62%,rgba(89,183,232,.48) 62%)}
@media(max-width:900px){.sf-e-curriculum-groups>.sf-e-curriculum-note{min-height:0}}
@media(max-width:760px){.sf-e-curriculum-groups>.sf-e-curriculum-note{padding:25px 21px;border-radius:23px}.sf-e-curriculum-note-head{grid-template-columns:46px minmax(0,1fr);gap:13px}.sf-e-curriculum-note-head span{width:46px;height:46px;border-radius:14px;font-size:1.4rem}.sf-e-curriculum-note-head h3{font-size:1.14rem}.sf-e-curriculum-note>.sf-e-curriculum-note-copy{margin-top:18px;font-size:.86rem;line-height:1.85}}

/* Course diagnosis entry: reuse the existing diagnosis inside the course section. */
.sf-e-course-diagnosis{display:grid;grid-template-columns:minmax(0,1fr) auto auto;gap:28px;align-items:center;margin:-8px 0 40px;padding:28px 30px;border:3px solid var(--ink);border-radius:27px;background:linear-gradient(135deg,#fff 0%,#edfaff 100%);box-shadow:0 7px 0 #070c0f;color:var(--ink)}
.sf-e-course-diagnosis-copy small{color:#0878b2;font-size:.68rem;font-weight:900;letter-spacing:.15em}
.sf-e-course-diagnosis-copy h3{margin:6px 0 8px;font-size:clamp(1.35rem,2vw,1.85rem);line-height:1.32;letter-spacing:-.045em}
.sf-e-course-diagnosis-copy p{margin:0;color:#50616a;font-size:.86rem;line-height:1.75}
.sf-e-course-diagnosis-icons{display:flex;align-items:center;gap:8px}
.sf-e-course-diagnosis-icons img{width:48px;height:48px;border:2px solid rgba(32,32,32,.16);border-radius:13px;background:#fff;box-shadow:0 2px 8px rgba(7,12,15,.1);object-fit:cover}
.sf-e-course-diagnosis-button{display:flex;min-width:270px;min-height:66px;align-items:center;justify-content:space-between;gap:18px;padding:16px 20px 16px 24px;border:3px solid var(--ink);border-radius:99px;background:#fff;color:var(--ink);font:inherit;font-size:.9rem;font-weight:900;box-shadow:0 5px 0 var(--ink);cursor:pointer;transition:color .2s ease,transform .2s ease,box-shadow .2s ease,background-color .2s ease}
.sf-e-course-diagnosis-button b{display:grid;width:34px;height:34px;place-items:center;border-radius:50%;background:var(--ink);color:#fff;font-size:1.1rem}
.sf-e-course-diagnosis-button:hover,.sf-e-course-diagnosis-button:focus-visible{background:#59b7e8;color:var(--ink);outline:none;box-shadow:0 7px 0 var(--ink),0 0 0 4px rgba(89,183,232,.2);transform:translateY(-2px)}

/* Keep the imported diagnosis bright and above the mobile fixed CTA. */
.sf-d{--sf-cy:#1bacdc;--sf-or:#f09400;--sf-bg:#fff;--sf-ink:#10171d;--sf-mut:#60717a;--sf-fai:#8799a1;--sf-ln:#dce5e8;--sf-soft:#f3f7f8;--sf-ring:rgba(27,172,220,.34)}
.sf-ov{z-index:100001!important}
body.sf-lock .sf-e-mobile-cta{visibility:hidden;opacity:0}

@media(max-width:960px){
  .sf-e-course-diagnosis{grid-template-columns:minmax(0,1fr) auto}
  .sf-e-course-diagnosis-icons{display:none}
}
@media(max-width:760px){
  .sf-e-course-diagnosis{grid-template-columns:1fr;gap:18px;margin:-6px 0 32px;padding:23px 20px;border-radius:23px}
  .sf-e-course-diagnosis-copy h3{font-size:1.42rem;line-height:1.35}
  .sf-e-course-diagnosis-copy p{font-size:.8rem}
  .sf-e-course-diagnosis-icons{display:grid;grid-template-columns:repeat(5,43px);justify-content:start;gap:7px}
  .sf-e-course-diagnosis-icons img{width:43px;height:43px;border-radius:12px}
  .sf-e-course-diagnosis-button{width:100%;min-width:0;min-height:62px;font-size:.84rem}
}
@media(prefers-reduced-motion:reduce){.sf-e-course-diagnosis-button{transition:none}}

/* Prominent secondary actions in stories and FAQ. */
.sf-e-faq-copy .sf-e-faq-button{display:inline-flex;min-height:58px;align-items:center;justify-content:center;margin-top:22px;padding:12px 28px;border:3px solid var(--ink);border-radius:999px;background:#fff;color:var(--ink)!important;box-shadow:0 6px 0 #070707;font-size:.83rem;font-weight:900;transition:background-color .2s ease,box-shadow .2s ease,transform .2s ease}
.sf-e-faq-copy .sf-e-faq-button:hover,.sf-e-faq-copy .sf-e-faq-button:focus-visible{background:#ff675f;color:var(--ink)!important;box-shadow:0 8px 0 #070707;outline:none;transform:translateY(-2px)}
.sf-e-story-link{min-height:70px;padding:15px 38px;font-size:.94rem}
@media(max-width:760px){
  .sf-e-faq-copy .sf-e-faq-button{width:100%;min-height:58px}
  .sf-e-story-link{width:100%;min-height:64px;padding:14px 24px;font-size:.86rem}
}
@media(prefers-reduced-motion:reduce){.sf-e-faq-copy .sf-e-faq-button{transition:none}}

/* Make the practical pricing advantages impossible to miss. */
.sf-e-course-benefits{display:grid;grid-template-columns:1.35fr .72fr 1.35fr;margin:38px 0 0;border:3px solid var(--ink);border-radius:26px;background:#fff;box-shadow:0 7px 0 #070c0f;color:var(--ink);overflow:hidden}
.sf-e-course-benefits>div{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:5px 14px;align-items:center;min-height:132px;padding:25px 28px}
.sf-e-course-benefits>div+div{border-left:3px solid var(--ink)}
.sf-e-course-benefits small{grid-column:1/-1;color:#0878b2;font-size:.62rem;font-weight:900;letter-spacing:.16em}
.sf-e-course-benefits strong{font-size:clamp(1rem,1.55vw,1.28rem);font-weight:900;line-height:1.35;letter-spacing:-.035em}
.sf-e-course-benefits span{padding:7px 12px;border:2px solid var(--ink);border-radius:999px;background:#ff675f;font-size:.82rem;font-weight:900;line-height:1;white-space:nowrap}
.sf-e-course-benefits>div:nth-child(2) span{background:#59b7e8}
.sf-e-course-benefits>div:nth-child(3) span{background:#a7ce20}
@media(max-width:900px){
  .sf-e-course-benefits{grid-template-columns:1fr}
  .sf-e-course-benefits>div{min-height:0}
  .sf-e-course-benefits>div+div{border-top:3px solid var(--ink);border-left:0}
}
@media(max-width:760px){
  .sf-e-course-benefits{margin-top:30px;border-radius:22px}
  .sf-e-course-benefits>div{padding:21px 20px}
  .sf-e-course-benefits strong{font-size:1rem}
}

/* Curriculum introduction panel. */
.sf-e-curriculum-guide{display:grid;grid-template-columns:72px minmax(0,1fr) auto;gap:24px;align-items:center;width:min(100%,1000px);margin:12px auto 0;padding:27px 30px;border:3px solid var(--ink);border-radius:26px;background:#fff;color:var(--ink);box-shadow:0 7px 0 var(--ink)}
.sf-e-curriculum-guide-mark{display:grid;width:62px;height:62px;place-items:center;border:3px solid var(--ink);border-radius:18px;background:#ff675f;color:var(--ink);font-size:1.9rem;font-weight:900;line-height:1;box-shadow:0 4px 0 #050a13}
.sf-e-curriculum-guide-copy small{color:#75d6ff;font-size:.64rem;font-weight:900;letter-spacing:.16em}
.sf-e-curriculum-guide-copy p{margin:8px 0 0;color:var(--ink);font-size:1rem;font-weight:800;line-height:1.75}
.sf-e-curriculum-guide-focus{margin:0;padding-left:26px;border-left:2px solid #c9ced1;white-space:nowrap}
.sf-e-curriculum-guide-focus span{display:block;color:#596779;font-size:.72rem;font-weight:800}
.sf-e-curriculum-guide-focus strong{display:block;margin-top:5px;color:var(--ink);font-size:1.08rem;font-weight:900;line-height:1.45}
.sf-e-curriculum-guide-focus strong::first-line{color:#75d6ff}
@media(max-width:900px){
  .sf-e-curriculum-guide{grid-template-columns:58px minmax(0,1fr)}
  .sf-e-curriculum-guide-mark{width:52px;height:52px;border-radius:15px;font-size:1.55rem}
  .sf-e-curriculum-guide-focus{grid-column:1/-1;padding:18px 0 0;border-top:2px solid #c9ced1;border-left:0;white-space:normal}
  .sf-e-curriculum-guide-focus strong br{display:none}
}
@media(max-width:760px){
  .sf-e-curriculum-guide{grid-template-columns:46px minmax(0,1fr);gap:14px;margin-top:6px;padding:22px 20px;border-radius:22px}
  .sf-e-curriculum-guide-mark{width:44px;height:44px;border-radius:13px;font-size:1.3rem}
  .sf-e-curriculum-guide-copy p{font-size:.88rem;line-height:1.7}
  .sf-e-curriculum-guide-copy p br{display:none}
  .sf-e-curriculum-guide-focus{padding-top:16px}
  .sf-e-curriculum-guide-focus strong{font-size:.98rem}
}

/* Instructor cards with independently operable SoundCloud players. */
.sf-e-instructor-grid article.sf-e-instructor-card{display:flex;min-height:0;flex-direction:column;padding:0;border:3px solid var(--ink);border-radius:24px;background:#fff;box-shadow:0 7px 0 var(--ink);overflow:hidden}
.sf-e-instructor-profile{display:grid;grid-template-columns:118px minmax(0,1fr);min-height:205px;flex:1;color:var(--ink)!important;transition:background-color .2s ease}
.sf-e-instructor-profile:hover,.sf-e-instructor-profile:focus-visible{background:#f3f7f8;outline:none}
.sf-e-instructor-profile>img{width:100%;height:100%;object-fit:cover;object-position:center top;transition:transform .2s ease}
.sf-e-instructor-profile:hover>img,.sf-e-instructor-profile:focus-visible>img{transform:scale(1.025)}
.sf-e-instructor-profile>div{display:flex;min-width:0;flex-direction:column;align-items:flex-start;padding:24px 20px 21px}
.sf-e-instructor-profile small{margin:0;font-size:.58rem;font-weight:900;letter-spacing:.12em}
.sf-e-instructor-profile h3{margin:9px 0 14px;font-size:1.35rem;line-height:1.2}
.sf-e-instructor-profile p{display:flex;flex-wrap:wrap;gap:5px;margin:0}
.sf-e-instructor-profile p span{padding:5px 7px;border:1.5px solid var(--ink);border-radius:99px;background:#fff;font-size:.48rem;font-weight:900;line-height:1;white-space:nowrap}
.sf-e-instructor-profile b{margin-top:auto;padding-top:15px;font-size:.58rem;letter-spacing:.08em}
.sf-e-instructor-soundcloud{display:block;width:100%;height:116px;border:0;border-top:3px solid var(--ink);background:#f3f3f3}
@media(max-width:760px){
  .sf-e-instructor-grid article.sf-e-instructor-card{border-radius:20px;box-shadow:0 6px 0 var(--ink)}
  .sf-e-instructor-profile{grid-template-columns:108px minmax(0,1fr);min-height:150px}
  .sf-e-instructor-profile>div{padding:19px 17px 17px}
  .sf-e-instructor-profile h3{margin:7px 0 12px;font-size:1.35rem}
  .sf-e-instructor-profile p{gap:4px}
  .sf-e-instructor-profile p span{font-size:.46rem}
  .sf-e-instructor-profile b{padding-top:12px}
  .sf-e-instructor-soundcloud{height:112px}
}

/* Keep the longer history statement on one clean line. */
.sf-e-proof-item .sf-e-proof-long{font-size:clamp(1rem,2vw,1.65rem);white-space:nowrap}
.sf-e-proof-item-students{display:grid;grid-template-columns:1fr;align-items:center;gap:7px;padding:12px 14px;text-align:center}
.sf-e-proof-item-students img{display:block;width:min(100%,92px);height:auto;margin:0 auto;border:3px solid var(--ink);border-radius:14px;object-fit:cover}
.sf-e-proof-item-students .sf-e-proof-copy{display:block;min-width:0}
.sf-e-proof-item-students strong{font-size:clamp(1.35rem,1.7vw,1.75rem);white-space:nowrap}
.sf-e-proof-item-students small{display:block;margin-top:2px;font-size:.75rem;line-height:1.4}
@media(max-width:760px){.sf-e-proof-item .sf-e-proof-compact{font-size:1.12rem;white-space:nowrap}}
@media(max-width:760px){.sf-e-proof-item-students{gap:7px;padding:10px}.sf-e-proof-item-students img{width:min(100%,96px);border-radius:13px}.sf-e-proof-item-students strong{font-size:1.28rem}.sf-e-proof-item-students small{font-size:.66rem}}

/* Proof cards: supplied artwork above the corresponding metric. */
.sf-e-proof-item{
  display:flex;
  min-width:0;
  flex-direction:column;
  padding:0;
  overflow:hidden;
}
.sf-e-proof-image{
  display:block;
  width:100%;
  height:auto;
  aspect-ratio:1/1;
  object-fit:cover;
  border-bottom:3px solid var(--ink);
}
.sf-e-proof-copy{
  display:flex;
  min-height:126px;
  flex:1;
  flex-direction:column;
  justify-content:center;
  padding:20px 10px 22px;
}
.sf-e-proof-copy strong,
.sf-e-proof-item .sf-e-proof-long,
.sf-e-proof-item .sf-e-proof-compact{
  font-size:clamp(1.35rem,1.75vw,1.8rem);
  white-space:nowrap;
}
.sf-e-proof-copy small{
  display:block;
  margin-top:7px;
  font-size:.78rem;
  line-height:1.45;
}
@media(max-width:760px){
  .sf-e-proof-copy{min-height:102px;padding:14px 7px 16px}
  .sf-e-proof-copy strong,
  .sf-e-proof-item .sf-e-proof-long,
  .sf-e-proof-item .sf-e-proof-compact{font-size:clamp(1rem,4.6vw,1.24rem)}
  .sf-e-proof-copy small{margin-top:5px;font-size:.66rem}
}
@media(min-width:761px){.sf-e-section-head h2.sf-e-features-title{max-width:none;white-space:nowrap;font-size:clamp(2.4rem,4.1vw,3.9rem);letter-spacing:-.065em}}

/* YouTube work samples for instructors without a SoundCloud embed. */
.sf-e-instructor-youtube{display:block;width:100%;aspect-ratio:16/9;border:0;border-top:3px solid var(--ink);background:#111}

/* Message-led metrics in the learning support cards. */
.sf-e-support-mark.sf-e-support-mark-long{font-size:clamp(1.8rem,2.75vw,2.5rem);line-height:1.18;letter-spacing:-.055em}
.sf-e-support-mark.sf-e-support-mark-copy{font-size:clamp(2.3rem,3.8vw,3.55rem);line-height:1.12;letter-spacing:-.07em;white-space:nowrap}
@media(max-width:760px){
  .sf-e-support-mark.sf-e-support-mark-long{font-size:1.8rem}
  .sf-e-support-mark.sf-e-support-mark-copy{font-size:3rem}
}

/* Match the five-step descriptions to the site's primary body typography. */
.sf-e-flow-grid .sf-e-flow-copy>p{color:var(--ink);font-family:"Noto Sans JP",sans-serif;font-size:1rem;font-weight:500;line-height:1.75;letter-spacing:0}
@media(max-width:760px){.sf-e-flow-grid .sf-e-flow-copy>p{font-size:1rem;line-height:1.75}}

/* Clear Q/A markers in the FAQ accordion. */
.sf-e-faq-list summary{display:grid;grid-template-columns:auto minmax(0,1fr);gap:11px;align-items:start}
.sf-e-faq-list details>p{display:grid;grid-template-columns:auto minmax(0,1fr);gap:11px;align-items:start}
.sf-e-faq-q,.sf-e-faq-a{display:inline-grid;min-width:44px;min-height:38px;place-items:center;padding:2px 7px;border:2px solid var(--ink);border-radius:10px;background:#ffe600;color:var(--ink);font-size:1.45rem;font-weight:900;line-height:1;white-space:nowrap}
.sf-e-faq-list details[open]>p{margin-top:4px;padding-top:18px;border-top:2px solid #c9ced1}
@media(max-width:760px){.sf-e-faq-q,.sf-e-faq-a{min-width:40px;min-height:35px;font-size:1.3rem}}

/* Temporary comparison: hide the Q/A badges while retaining FAQ copy. */
.sf-e-faq-q,.sf-e-faq-a{display:none}
.sf-e-faq-list summary,.sf-e-faq-list details>p{grid-template-columns:minmax(0,1fr);gap:0}

/* Student story cards: white surface with a clear title/body divider. */
.sf-e-story-head{position:relative;padding-bottom:24px}
.sf-e-story-head::after{position:absolute;right:0;bottom:0;left:0;height:3px;background:linear-gradient(90deg,#ffe600 0 92px,var(--ink) 92px 100%);content:""}
.sf-e-story-card blockquote{margin-top:24px}
@media(max-width:760px){.sf-e-story-head{padding-bottom:20px}.sf-e-story-head::after{background:linear-gradient(90deg,#ffe600 0 82px,var(--ink) 82px 100%)}.sf-e-story-card blockquote{margin-top:21px}}

/* Longer support headline after swapping the title and supporting copy. */
.sf-e-section-head h2.sf-e-support-title{white-space:normal;font-size:clamp(2.1rem,3.15vw,2.8rem);line-height:1.28}
@media(max-width:760px){.sf-e-section-head h2.sf-e-support-title{font-size:clamp(1.65rem,7vw,1.9rem);line-height:1.35;letter-spacing:-.055em}}

/* Bright fallback thumbnails for news items without a dedicated image. */
.sf-e-news-thumb-fallback{background:#f4ff00!important}

/* Give the system-video introduction a little more visual priority. */
.sf-e-video-copy>.sf-e-video-lead{margin:0 0 28px;font-size:clamp(1rem,1.25vw,1.08rem);font-weight:800;line-height:1.8;letter-spacing:-.035em}
.sf-e-video-lead-question{white-space:nowrap}
.sf-e-video-lead strong{padding:2px 7px 3px;border-radius:4px;background:#10213f;color:#fff;font-weight:900;-webkit-box-decoration-break:clone;box-decoration-break:clone}
@media(max-width:760px){.sf-e-video-copy>.sf-e-video-lead{font-size:clamp(.92rem,4vw,1rem);line-height:1.85;letter-spacing:-.05em}.sf-e-video-lead strong{display:inline}}

/* Larger system-video checklist with boxed checks. */
.sf-e-video-copy li{display:flex;align-items:center;gap:12px;padding:12px 0;font-size:clamp(.95rem,1.15vw,1.05rem);line-height:1.55}
.sf-e-video-copy li::before{display:grid;width:25px;height:25px;flex:0 0 25px;place-items:center;margin-right:0;border:2px solid var(--ink);border-radius:5px;background:#fff;color:var(--ink);content:"✓";font-size:.88rem;font-weight:900;line-height:1}
@media(max-width:760px){.sf-e-video-copy li{gap:10px;font-size:.95rem}.sf-e-video-copy li::before{width:23px;height:23px;flex-basis:23px;font-size:.8rem}}