:root{--lm-green:#117a5b;--lm-green-dark:#0a4d3b;--lm-mint:#eaf6f0;--lm-mint-2:#f5faf7;--lm-ink:#17231f;--lm-muted:#60706a;--lm-line:#dce7e2;--lm-gold:#d8a94f;--lm-white:#fff}
.lumena-home{font-family:"Noto Sans JP",sans-serif;color:var(--lm-ink);background:#fff;letter-spacing:.01em}.lumena-home *{box-sizing:border-box}.lumena-home .wrap{max-width:1180px;padding:0 28px}.lumena-home section{padding:112px 0}.lumena-home h1,.lumena-home h2,.lumena-home h3,.lumena-logo{font-family:"Manrope","Noto Sans JP",sans-serif}.lumena-home h2{font-size:clamp(31px,4vw,50px);line-height:1.35;letter-spacing:-.03em}.lumena-home p{color:var(--lm-muted)}.lumena-home .site-header{background:rgba(255,255,255,.94);border-bottom:1px solid rgba(220,231,226,.8);backdrop-filter:blur(18px)}.lumena-home .header-inner{max-width:1240px;padding:15px 28px}.lumena-logo{display:inline-flex;align-items:center;gap:9px;color:var(--lm-green-dark);font-weight:800;font-size:25px;letter-spacing:-.04em}.logo-mark{display:inline-grid;place-items:center;width:31px;height:31px;background:var(--lm-green);color:#fff;border-radius:10px 10px 10px 3px;font-size:20px}.lumena-home nav.main-nav ul{gap:28px;font-size:13px;color:#42524c}.lumena-home nav.main-nav a:hover{color:var(--lm-green)}.header-actions{display:flex;align-items:center;gap:18px}.text-link{font-size:13px;font-weight:700;color:#52615c}.lumena-home .btn{border-radius:12px;box-shadow:none;padding:15px 25px;font-size:14px;transition:.2s ease}.lumena-home .btn:hover{transform:translateY(-2px);box-shadow:0 10px 26px rgba(14,83,62,.12)}.lumena-home .btn-primary{background:var(--lm-green);color:#fff}.lumena-home .btn-outline{color:var(--lm-green-dark);border:1px solid var(--lm-line);background:#fff}.header-cta{padding:11px 19px!important}.lumena-home .menu-btn{color:var(--lm-green-dark)}
.lumena-home .hero{padding:76px 0 0;background:linear-gradient(145deg,#f5faf7 0%,#fff 60%);overflow:hidden}.lumena-home .hero-inner{grid-template-columns:.94fr 1.06fr;gap:68px}.eyebrow,.section-label{display:block;color:var(--lm-green);font-family:"Manrope",sans-serif;font-size:11px;font-weight:800;letter-spacing:.16em;margin-bottom:18px}.hero h1{font-size:clamp(38px,5vw,63px);line-height:1.23;letter-spacing:-.05em;margin-bottom:25px;color:var(--lm-ink)}.hero h1 em{color:var(--lm-green);font-style:normal}.hero-lead{font-size:16px!important;line-height:2!important;max-width:570px!important;margin-bottom:31px!important}.hero-cta{gap:12px}.prelaunch-note{display:flex;align-items:center;gap:8px;margin:18px 0 0!important;font-size:11px!important}.prelaunch-note span{width:7px;height:7px;border-radius:50%;background:#e4a525}.hero-visual{position:relative}.hero-photo{border-radius:32px 8px 32px 8px;overflow:hidden;box-shadow:0 26px 70px rgba(21,64,51,.16)}.hero-photo img{width:100%;height:500px;object-fit:cover;object-position:center}.floating-card{position:absolute;display:flex;align-items:center;gap:11px;background:rgba(255,255,255,.96);border:1px solid rgba(220,231,226,.8);border-radius:15px;padding:13px 15px;box-shadow:0 14px 40px rgba(23,59,48,.14);font-size:12px}.floating-card b,.floating-card small{display:block}.floating-card small{color:var(--lm-muted);font-size:10px;margin-top:2px}.teacher-choice{left:-38px;bottom:42px}.ai-plan{right:-20px;top:35px}.mini-avatar,.spark{display:grid;place-items:center;width:37px;height:37px;border-radius:50%;background:var(--lm-mint);color:var(--lm-green);font-weight:800}.check{color:var(--lm-green);font-weight:900}.trust-strip{margin-top:72px;border-top:1px solid var(--lm-line);background:#fff}.trust-strip .wrap{display:grid;grid-template-columns:repeat(4,1fr);padding-top:22px;padding-bottom:22px}.trust-strip span{text-align:center;font-size:12px;font-weight:700;color:#566760;border-right:1px solid var(--lm-line)}.trust-strip span:last-child{border:0}
.narrow{max-width:1050px!important}.intro-section{text-align:center}.section-label{margin-bottom:20px}.intro-section>div>p{max-width:770px;margin:25px auto 58px;line-height:2}.concept-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;text-align:left}.concept-grid article{padding:32px;border:1px solid var(--lm-line);border-radius:18px;background:#fff}.concept-grid article>b{color:var(--lm-green);font-family:"Manrope";font-size:12px}.concept-grid h3{font-size:18px;margin:22px 0 10px}.concept-grid p{font-size:13px;line-height:1.8}
.concerns-section{background:var(--lm-mint-2);padding:80px 0!important}.image-panel{overflow:hidden;background:#fff;border:1px solid var(--lm-line);border-radius:24px;box-shadow:0 15px 50px rgba(24,76,60,.07)}.image-panel img{width:100%;height:auto}.wide-art{max-width:1000px;margin:auto}.wide-art img{margin-top:-8px;margin-bottom:-4px}.section-footnote{max-width:800px;margin:30px auto 0;text-align:center;font-size:14px;line-height:2}
.section-heading{text-align:center;max-width:790px;margin:0 auto 55px}.section-heading>p{margin-top:20px;line-height:2}.split-heading{max-width:none;display:grid;grid-template-columns:1fr 1fr;gap:80px;text-align:left;align-items:end}.app-section{background:#fff}.app-art{margin-bottom:35px}.app-art img{margin-top:-8px;margin-bottom:-3px}.two-paths{display:grid;grid-template-columns:1fr 1fr;gap:22px}.two-paths article{border:1px solid var(--lm-line);padding:28px 30px;border-radius:16px}.two-paths span{font-size:10px;font-weight:800;letter-spacing:.15em;color:var(--lm-green)}.two-paths h3{font-size:20px;margin:8px 0}.two-paths p{font-size:13px;line-height:1.85}.center-action{text-align:center;margin-top:38px}
.ai-section{background:var(--lm-green-dark);color:#fff}.ai-grid{display:grid;grid-template-columns:1fr 1fr;gap:100px;align-items:center}.section-label.light{color:#83d1b6}.ai-copy p{color:#d1e4dd;line-height:2;margin-top:24px}.development-tag{display:inline-block!important;border:1px solid rgba(255,255,255,.22);border-radius:99px;padding:7px 13px;font-size:11px}.ai-flow{display:grid;gap:12px}.ai-flow>div{display:grid;grid-template-columns:42px 1fr;padding:19px 21px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.12);border-radius:14px}.ai-flow span{grid-row:1/3;color:#78caae;font-size:11px;font-weight:800}.ai-flow b{font-size:15px}.ai-flow small{color:#bcd5cc;margin-top:3px}.ai-flow i{text-align:center;color:#6eb89f;font-style:normal}
.teacher-ui{border:1px solid var(--lm-line);border-radius:24px;padding:24px;background:#f9fbfa}.filter-row{display:flex;gap:8px;overflow:auto;margin-bottom:20px}.filter-row span{white-space:nowrap;padding:8px 14px;background:#fff;border:1px solid var(--lm-line);border-radius:99px;font-size:11px;font-weight:700}.filter-row .active{background:var(--lm-green);color:#fff}.teacher-preview-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.teacher-preview-grid article{background:#fff;border-radius:16px;overflow:hidden;border:1px solid var(--lm-line)}.profile-placeholder{height:150px;display:grid;place-items:center;color:#fff;font:800 38px "Manrope";background:linear-gradient(135deg,#8eb9a9,#356f5d)}.profile-placeholder.navy{background:linear-gradient(135deg,#849bb0,#2f4858)}.profile-placeholder.gold{background:linear-gradient(135deg,#dbc58c,#a47f37)}.teacher-details{padding:20px}.teacher-details small{color:var(--lm-green);font-weight:700}.teacher-details h3{font-size:19px;margin:6px 0}.teacher-details p{font-size:12px;line-height:1.7;height:42px}.teacher-details>div{display:flex;justify-content:space-between;margin-top:18px;font-size:11px}.teacher-details b{color:#d7971f}.teacher-details span{color:var(--lm-muted)}.mock-note{text-align:right;font-size:10px;margin-top:12px}
.safety-section{background:var(--lm-mint-2)}.safety-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:100px;align-items:center}.safety-grid>div:first-child>p{line-height:2;margin-top:24px}.check-list{display:grid;grid-template-columns:1fr 1fr;gap:14px}.check-list>div{display:flex;gap:13px;background:#fff;border:1px solid var(--lm-line);border-radius:15px;padding:21px}.check-list>div>span{display:grid;place-items:center;flex:0 0 29px;height:29px;background:var(--lm-mint);border-radius:50%;color:var(--lm-green);font-weight:900}.check-list b,.check-list small{display:block}.check-list b{font-size:14px;color:var(--lm-ink)}.check-list small{font-size:11px;line-height:1.7;margin-top:4px}
.scene-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}.scene-grid article{border:1px solid var(--lm-line);border-radius:22px;overflow:hidden}.scene-grid article>div:last-child{padding:25px 28px}.scene-grid article>div>span{color:var(--lm-green);font:800 10px "Manrope";letter-spacing:.14em}.scene-grid h3{font-size:21px;margin:8px 0}.scene-grid p{font-size:13px}.photo-scene>img{height:310px;width:100%;object-fit:cover}.screen{height:310px;background:linear-gradient(145deg,#d9ebe4,#8fb8aa);display:grid;place-items:center;position:relative;overflow:hidden}.screen>img{width:100%;height:100%;object-fit:cover}.video-person{display:grid!important;place-items:center;width:110px;height:110px;border-radius:50%;background:#fff!important;color:var(--lm-green)!important;font:800 36px "Manrope"!important}.screen-caption{position:absolute;bottom:18px;left:18px;background:rgba(255,255,255,.92);padding:7px 12px;border-radius:8px;font-size:11px}
.courses-section{background:var(--lm-mint-2)}.course-links{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.course-links a{position:relative;background:#fff;border:1px solid var(--lm-line);border-radius:16px;padding:27px 23px;transition:.2s}.course-links a:hover{transform:translateY(-4px);border-color:#a8c9bd}.course-links small{font:800 9px "Manrope";letter-spacing:.1em;color:var(--lm-green)}.course-links h3{font-size:18px;margin:12px 0}.course-links p{font-size:12px;line-height:1.7}.course-links>a>span{position:absolute;right:18px;top:20px;color:var(--lm-green)}
.price-section{padding:88px 0!important}.price-inner{display:grid;grid-template-columns:1fr .8fr;gap:100px;align-items:center}.price-inner>div:first-child>p{margin-top:20px}.price-card{background:var(--lm-mint-2);border:1px solid var(--lm-line);border-radius:22px;padding:37px}.price-card small{color:var(--lm-muted)}.price-card p{color:var(--lm-ink);margin:5px 0}.price-card b{font:800 48px "Manrope";color:var(--lm-green)}.price-card>span{display:block;font-size:12px;padding:13px 0 20px;border-bottom:1px solid var(--lm-line)}.price-card a{display:block;color:var(--lm-green);font-weight:700;font-size:13px;margin-top:20px}
.area-section{background:#173f34;color:#fff}.area-inner{display:grid;grid-template-columns:1fr .8fr;gap:100px;align-items:center}.area-inner p{color:#c8dcd5;line-height:2;margin:22px 0}.light-link{font-size:13px;font-weight:700;color:#fff}.kyushu-list{display:grid;grid-template-columns:1fr 1fr;gap:12px}.kyushu-list span{border:1px solid rgba(255,255,255,.16);background:rgba(255,255,255,.06);border-radius:12px;padding:17px;text-align:center;font-weight:700}.kyushu-list span:last-child{grid-column:1/3}
.support-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:80px;align-items:center}.support-image{display:block;overflow:hidden;border:1px solid var(--lm-line);border-radius:22px;transition:transform .25s ease,box-shadow .25s ease}.support-image:hover{transform:translateY(-4px);box-shadow:0 20px 45px rgba(14,83,62,.12)}.support-image img{width:100%;margin-top:-7px;margin-bottom:-3px}.support-grid>div:last-child>p{line-height:2;margin:22px 0}.coming-soon{display:inline-block;background:var(--lm-mint);color:var(--lm-green-dark);border-radius:99px;padding:8px 14px;font-size:11px;font-weight:700}.line-support-btn{display:inline-flex;align-items:center;gap:10px;background:#078a68;color:#fff;border-radius:14px;padding:15px 20px;font-size:14px;font-weight:800;transition:transform .2s ease,box-shadow .2s ease}.line-support-btn:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(7,138,104,.2)}.line-support-btn span{display:inline-grid;place-items:center;background:#fff;color:#078a68;border-radius:7px;padding:4px 6px;font-size:9px;letter-spacing:.04em}.line-support-btn b{font-size:18px}.line-support-note{display:block;margin-top:12px;color:var(--lm-muted);font-size:11px}
.final-cta{text-align:center;background:var(--lm-green);color:#fff}.final-cta p{color:#d9eee7;margin:22px 0 32px}.final-cta>div>div{display:flex;justify-content:center;gap:12px}.btn-light{background:#fff;color:var(--lm-green-dark)}.btn-ghost{border:1px solid rgba(255,255,255,.45);color:#fff}.final-cta small{display:block;color:#c4e1d7;margin-top:20px;font-size:10px}
.lumena-home footer{background:#0d201a;color:#fff;padding:70px 0 30px}.lumena-home footer .lumena-logo{color:#fff}.footer-top{display:flex;justify-content:space-between;gap:50px;padding-bottom:55px}.footer-top p{font-size:12px;margin-top:15px}.footer-links{display:grid;grid-template-columns:repeat(3,auto);gap:15px 35px;font-size:12px;color:#bfd0ca}.lumena-home .footer-bottom{display:flex;justify-content:space-between;border-top:1px solid rgba(255,255,255,.1);padding-top:24px;color:#7e9890;font-size:10px}.footer-bottom>span:last-child{display:flex;gap:22px}.mobile-app-cta{display:none}
@media(max-width:960px){.lumena-home section{padding:85px 0}.lumena-home nav.main-nav{top:62px;inset:62px 0 0;background:#fff}.lumena-home nav.main-nav ul{font-size:17px}.text-link,.header-cta{display:none}.lumena-home .hero-inner,.ai-grid,.safety-grid,.price-inner,.area-inner,.support-grid{grid-template-columns:1fr;gap:50px}.hero-visual{max-width:650px;margin:auto}.split-heading{grid-template-columns:1fr;gap:20px}.teacher-preview-grid{grid-template-columns:1fr 1fr}.course-links{grid-template-columns:1fr 1fr}.safety-grid{gap:45px}.trust-strip .wrap{grid-template-columns:1fr 1fr;gap:0}.trust-strip span{padding:8px}.teacher-choice{left:12px}.ai-plan{right:12px}.footer-top{display:block}.footer-links{margin-top:35px}}@media(max-width:640px){.lumena-home .wrap{padding:0 20px}.lumena-home section{padding:70px 0}.lumena-home .hero{padding-top:45px}.hero-photo img{height:330px}.floating-card{position:static;margin-top:10px}.trust-strip{margin-top:40px}.trust-strip .wrap{grid-template-columns:1fr 1fr;padding:13px 10px}.trust-strip span{font-size:10px}.concept-grid,.two-paths,.teacher-preview-grid,.scene-grid,.course-links,.check-list{grid-template-columns:1fr}.wide-art,.app-art,.support-image{border-radius:12px}.section-footnote{font-size:12px;text-align:left}.ai-flow>div{padding:16px}.teacher-ui{padding:13px}.course-links{gap:10px}.footer-links{grid-template-columns:1fr 1fr}.lumena-home .footer-bottom{display:block}.footer-bottom>span:last-child{margin-top:15px;display:grid;gap:8px}.mobile-app-cta{display:block;position:fixed;z-index:45;left:16px;right:16px;bottom:14px;background:var(--lm-green);color:#fff;text-align:center;padding:14px;border-radius:12px;font-size:13px;font-weight:800;box-shadow:0 10px 32px rgba(9,55,42,.3)}}
