:root{--c-bg: #0a0a0b;--c-bg-1: #0d0d10;--c-bg-2: #111114;--c-surface: #16161a;--c-surface-2: #1c1c22;--c-line: rgba(255, 255, 255, .08);--c-line-strong: rgba(255, 255, 255, .14);--c-text: #f3f3f4;--c-text-2: #b9b9c1;--c-text-3: #7d7d87;--c-accent: #c8a96a;--c-accent-2: #e8d2a3;--c-jade: #6cd1a3;--c-jade-2: #2d8c66;--glass: rgba(255, 255, 255, .04);--glass-strong: rgba(255, 255, 255, .07);--glass-border: rgba(255, 255, 255, .1);--glass-blur: 16px;--container: 1180px;--radius: 18px;--radius-sm: 12px;--radius-lg: 24px;--f-sans: "Inter", "Noto Sans JP", system-ui, -apple-system, "Segoe UI", "Hiragino Kaku Gothic ProN", Meiryo, sans-serif;--f-serif: "Shippori Mincho", "Hiragino Mincho ProN", "Yu Mincho", serif}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}html::-webkit-scrollbar{width:10px;height:10px}html::-webkit-scrollbar-track{background:var(--c-bg)}html::-webkit-scrollbar-thumb{background:#2a2a30;border-radius:999px;border:2px solid var(--c-bg)}html::-webkit-scrollbar-thumb:hover{background:#3a3a45}body{font-family:var(--f-sans);font-feature-settings:"palt" 1;background:var(--c-bg);color:var(--c-text);line-height:1.75;letter-spacing:.01em;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overflow-x:clip}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}ul,ol{list-style:none}button{font:inherit;cursor:pointer;background:none;border:0;color:inherit}.bg-grid{position:fixed;top:0;right:0;bottom:0;left:0;z-index:-2;background-image:linear-gradient(rgba(255,255,255,.025) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.025) 1px,transparent 1px);background-size:56px 56px;-webkit-mask-image:radial-gradient(ellipse 80% 60% at 50% 0%,#000 30%,transparent 80%);mask-image:radial-gradient(ellipse 80% 60% at 50% 0%,#000 30%,transparent 80%);pointer-events:none}.bg-glow{position:fixed;z-index:-1;border-radius:50%;filter:blur(120px);pointer-events:none;opacity:.55}.bg-glow--1{width:600px;height:600px;top:-200px;left:-200px;background:radial-gradient(circle,rgba(108,209,163,.18),transparent 70%)}.bg-glow--2{width:700px;height:700px;top:30vh;right:-260px;background:radial-gradient(circle,rgba(200,169,106,.14),transparent 70%)}.container{max-width:var(--container);margin-inline:auto;padding-inline:24px}.site-header{position:fixed;inset:0 0 auto 0;z-index:50;padding:14px 0;transition:padding .3s ease,background .3s ease,border-color .3s ease,backdrop-filter .3s ease}.site-header:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:linear-gradient(180deg,#0a0a0bb3,#0a0a0b00);pointer-events:none;transition:opacity .3s ease}.site-header.is-scrolled{padding:10px 0;background:#0a0a0bb3;backdrop-filter:blur(14px) saturate(140%);-webkit-backdrop-filter:blur(14px) saturate(140%);border-bottom:1px solid var(--c-line)}.site-header.is-scrolled:before{opacity:0}.site-header__inner{position:relative;max-width:var(--container);margin-inline:auto;padding-inline:24px;display:flex;align-items:center;gap:16px}.brand{display:inline-flex;align-items:center;gap:12px;font-weight:600;letter-spacing:.04em;font-size:1.05rem}.brand__logo{width:36px;height:36px;border-radius:8px}.brand__name{display:inline-flex;align-items:baseline;gap:8px}.brand__version{font-size:.7rem;font-weight:400;color:var(--c-text-3);letter-spacing:.08em}.site-nav{margin-left:auto;display:flex;gap:28px;font-size:.9rem;color:var(--c-text-2)}.site-nav a{position:relative;padding:6px 0;transition:color .2s ease}.site-nav a:after{content:"";position:absolute;left:0;right:0;bottom:0;height:1px;background:var(--c-accent);transform:scaleX(0);transform-origin:left center;transition:transform .3s ease}.site-nav a:hover{color:var(--c-text)}.site-nav a:hover:after{transform:scaleX(1)}@media (max-width: 720px){.site-nav{display:none}}.btn{--btn-fg: var(--c-text);--btn-bg: transparent;--btn-bd: var(--c-line-strong);display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 22px;border-radius:999px;border:1px solid var(--btn-bd);background:var(--btn-bg);color:var(--btn-fg);font-weight:500;font-size:.9375rem;letter-spacing:.04em;white-space:nowrap;transition:transform .2s ease,background .25s ease,border-color .25s ease,color .25s ease,box-shadow .25s ease}.btn svg{transition:transform .25s ease}.btn:hover svg{transform:translate(3px)}.btn:active{transform:translateY(1px)}.btn--sm{padding:9px 18px;font-size:.85rem}.btn--lg{padding:16px 30px;font-size:1rem}.btn--primary{--btn-fg: #0a0a0b;--btn-bg: linear-gradient(180deg, #f0d9a8 0%, #c8a96a 100%);--btn-bd: rgba(255, 255, 255, .18);box-shadow:0 0 0 1px #ffffff14 inset,0 12px 40px #c8a96a2e,0 2px 8px #0000004d}.btn--primary:hover{--btn-bg: linear-gradient(180deg, #fbe4b8 0%, #d8b675 100%);box-shadow:0 0 0 1px #ffffff29 inset,0 14px 48px #c8a96a47,0 2px 8px #0000004d}.btn--ghost{--btn-bg: rgba(255, 255, 255, .03);--btn-bd: var(--c-line-strong)}.btn--ghost:hover{--btn-bg: rgba(255, 255, 255, .06);--btn-bd: rgba(255, 255, 255, .22)}.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border:1px solid var(--c-line-strong);border-radius:999px;background:#ffffff06;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);color:var(--c-text-2);font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;font-weight:500}.eyebrow__dot{width:6px;height:6px;border-radius:50%;background:var(--c-jade);box-shadow:0 0 12px var(--c-jade);animation:pulse 2.4s ease-in-out infinite}.eyebrow--mono{background:transparent;border-color:var(--c-line);color:var(--c-text-3);letter-spacing:.22em}@keyframes pulse{0%,to{opacity:1;transform:scale(1)}50%{opacity:.55;transform:scale(.85)}}.section-head{text-align:center;margin-bottom:64px;display:flex;flex-direction:column;align-items:center;gap:20px}.section-title{font-size:clamp(1.75rem,3.4vw,2.6rem);font-weight:600;letter-spacing:.02em;line-height:1.35;color:var(--c-text)}.section-title em{font-style:normal;font-family:var(--f-serif);font-weight:700;background:linear-gradient(180deg,var(--c-accent-2) 0%,var(--c-accent) 100%);-webkit-background-clip:text;background-clip:text;color:transparent}.section-sub{font-size:1rem;color:var(--c-text-2);max-width:60ch;line-height:1.85}.hero{position:relative;padding:200px 0 80px;overflow:hidden}.hero:before{content:"";position:absolute;inset:-10% -10% auto -10%;height:90%;background:url(/img/bg.webp) center/cover no-repeat;opacity:.18;filter:blur(2px) saturate(110%);mask-image:linear-gradient(180deg,#000 30%,transparent 90%);-webkit-mask-image:linear-gradient(180deg,#000 30%,transparent 90%);pointer-events:none}.hero__inner{position:relative;max-width:var(--container);margin-inline:auto;padding-inline:24px;display:grid;grid-template-columns:1.05fr 1fr;gap:56px;align-items:center}.hero__copy{display:flex;flex-direction:column;gap:28px;align-items:flex-start}.hero__title{font-size:clamp(2.4rem,5vw,4.2rem);font-weight:700;letter-spacing:.01em;line-height:1.18}.hero__title-line{display:block}.hero__title-line--accent{font-family:var(--f-serif);font-weight:700;background:linear-gradient(120deg,var(--c-accent-2) 0%,var(--c-accent) 60%,var(--c-jade) 110%);-webkit-background-clip:text;background-clip:text;color:transparent}.hero__lead{font-size:1.05rem;line-height:1.95;color:var(--c-text-2);max-width:36em}.hero__cta{display:flex;gap:12px;flex-wrap:wrap}.hero__bullets{display:flex;gap:24px;flex-wrap:wrap;font-size:.9rem;color:var(--c-text-2)}.hero__bullets li{display:inline-flex;align-items:center;gap:8px}.check{width:18px;height:18px;border-radius:50%;background:#6cd1a326;border:1px solid rgba(108,209,163,.4);position:relative;flex:none}.check:after{content:"";position:absolute;left:5px;top:3px;width:5px;height:9px;border-right:1.5px solid var(--c-jade);border-bottom:1.5px solid var(--c-jade);transform:rotate(45deg)}.hero__visual{position:relative;height:540px;display:flex;align-items:center;justify-content:center}.hero__device{position:absolute;border-radius:var(--radius);border:1px solid var(--c-line-strong);overflow:hidden;background:linear-gradient(180deg,#ffffff0d,#ffffff03);box-shadow:0 30px 80px #0000008c,0 0 0 1px #ffffff0a inset;transition:transform .5s cubic-bezier(.2,.8,.2,1)}.hero__device img{width:100%;height:100%;object-fit:cover;display:block}.hero__device--front{width:70%;aspect-ratio:9 / 16;z-index:2;transform:translate(-12%,4%) rotate(-3deg)}.hero__device--back{width:70%;aspect-ratio:9 / 16;z-index:1;transform:translate(18%,-8%) rotate(4deg);opacity:.92}.hero__visual:hover .hero__device--front{transform:translate(-14%,2%) rotate(-3deg)}.hero__visual:hover .hero__device--back{transform:translate(20%,-10%) rotate(4deg)}.hero__badge{position:absolute;display:flex;flex-direction:column;align-items:center;justify-content:center;width:90px;height:90px;border-radius:50%;background:#141418b3;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid var(--c-line-strong);box-shadow:0 12px 36px #0006;z-index:3;font-family:var(--f-serif)}.hero__badge__num{font-size:1.6rem;font-weight:700;background:linear-gradient(180deg,var(--c-accent-2),var(--c-accent));-webkit-background-clip:text;background-clip:text;color:transparent;line-height:1}.hero__badge__txt{font-family:var(--f-sans);font-size:.65rem;letter-spacing:.14em;color:var(--c-text-2);margin-top:4px}.hero__badge--top{top:4%;right:6%}.hero__badge--bottom{bottom:6%;left:4%}.trustbar{margin:120px auto 0;max-width:var(--container);padding:18px 24px;display:flex;justify-content:center;align-items:center;flex-wrap:wrap;gap:20px;border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line);color:var(--c-text-3);font-size:.85rem;letter-spacing:.06em}.trustbar__sep{width:4px;height:4px;border-radius:50%;background:var(--c-line-strong)}.trustbar__item span{transition:color .25s ease}.trustbar__item:hover span{color:var(--c-text)}.about{padding:120px 0}.about__grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:64px;align-items:start}.about__head{display:flex;flex-direction:column;gap:18px}.about__body{display:flex;flex-direction:column;gap:18px;font-size:1rem;line-height:2;color:var(--c-text-2)}.features{padding:80px 0 120px;position:relative}.feature{display:grid;grid-template-columns:1fr 1.2fr;gap:56px;align-items:center;padding:56px 48px;margin-bottom:32px;border-radius:var(--radius-lg);border:1px solid var(--c-line);background:linear-gradient(180deg,#ffffff08,#ffffff03),radial-gradient(ellipse 100% 70% at 50% 0%,rgba(200,169,106,.04),transparent 60%);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);box-shadow:0 0 0 1px #ffffff08 inset,0 12px 40px #00000040;position:relative;overflow:hidden}.feature:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:radial-gradient(circle at top right,rgba(108,209,163,.08),transparent 40%);pointer-events:none;opacity:.6}.feature--reverse{grid-template-columns:1.2fr 1fr}.feature--reverse .feature__copy{order:2}.feature--reverse .feature__media{order:1}.feature__copy{position:relative;z-index:1}.feature__num{display:inline-block;font-family:var(--f-serif);font-size:2rem;font-weight:700;background:linear-gradient(180deg,var(--c-accent-2) 0%,var(--c-accent) 100%);-webkit-background-clip:text;background-clip:text;color:transparent;margin-bottom:12px;letter-spacing:.05em}.feature__title{font-size:clamp(1.3rem,2.2vw,1.65rem);font-weight:600;letter-spacing:.02em;line-height:1.5;margin-bottom:18px}.feature__body{font-size:.95rem;line-height:1.95;color:var(--c-text-2);margin-bottom:22px}.feature__points{display:flex;flex-direction:column;gap:8px;font-size:.9rem;color:var(--c-text-2)}.feature__points li{position:relative;padding-left:22px}.feature__points li:before{content:"";position:absolute;left:0;top:.65em;width:8px;height:1px;background:var(--c-accent)}.feature__media{position:relative;z-index:1;display:grid;gap:12px}.feature__media--3{grid-template-columns:repeat(3,1fr)}.feature__media--4{grid-template-columns:repeat(2,1fr)}.feature__media--mixed{grid-template-columns:1fr 1fr;grid-auto-rows:auto}.feature__media figure{border-radius:var(--radius-sm);overflow:hidden;border:1px solid var(--c-line);background:#0000004d;aspect-ratio:9 / 16;display:flex;align-items:stretch;justify-content:stretch;transition:transform .4s ease,border-color .4s ease,box-shadow .4s ease;box-shadow:0 8px 24px #0000004d}.feature__media figure:hover{transform:translateY(-4px);border-color:var(--c-line-strong);box-shadow:0 14px 36px #00000073}.feature__media img{width:100%;height:100%;object-fit:cover;object-position:top center}.feature__media--4 figure{aspect-ratio:1 / 1.4}.feature__media .figure--wide{grid-column:1 / -1;aspect-ratio:16 / 9}.feature__media .figure--wide img{object-position:center}.rules{padding:40px 0 120px}.rules__grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;max-width:980px;margin:0 auto}.rules__item{display:flex;align-items:center;gap:12px;padding:16px 18px;border-radius:var(--radius-sm);border:1px solid var(--c-line);background:linear-gradient(180deg,#ffffff0a,#ffffff03);font-size:.92rem;font-weight:500;color:var(--c-text);letter-spacing:.02em;transition:transform .25s ease,border-color .25s ease,background .25s ease}.rules__item:hover{transform:translateY(-2px);border-color:#c8a96a59;background:linear-gradient(180deg,#ffffff0f,#c8a96a08)}.rules__check{flex:none;width:22px;height:22px;border-radius:999px;position:relative;background:linear-gradient(180deg,#c8a96a33,#c8a96a0d);border:1px solid rgba(200,169,106,.45);box-shadow:0 0 16px #c8a96a24}.rules__check:after{content:"";position:absolute;left:7px;top:4px;width:6px;height:11px;border-right:1.5px solid var(--c-accent-2);border-bottom:1.5px solid var(--c-accent-2);transform:rotate(45deg)}.usecases{padding:80px 0 120px}.usecases__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.usecase{padding:36px 28px;border-radius:var(--radius);border:1px solid var(--c-line);background:linear-gradient(180deg,#ffffff0a,#ffffff03);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);box-shadow:0 0 0 1px #ffffff08 inset;transition:transform .3s ease,border-color .3s ease,box-shadow .3s ease}.usecase:hover{transform:translateY(-4px);border-color:#c8a96a59;box-shadow:0 0 0 1px #c8a96a2e inset,0 14px 40px #00000059}.usecase__icon{font-size:1.8rem;width:48px;height:48px;display:flex;align-items:center;justify-content:center;border-radius:12px;background:#ffffff0a;border:1px solid var(--c-line);margin-bottom:18px}.usecase__title{font-size:1.15rem;font-weight:600;letter-spacing:.02em;margin-bottom:10px}.usecase__body{color:var(--c-text-2);font-size:.9rem;line-height:1.9}.cta{padding:80px 0 120px}.cta__panel{position:relative;padding:80px 48px;text-align:center;border-radius:var(--radius-lg);background:radial-gradient(ellipse 80% 100% at 50% 100%,rgba(108,209,163,.14),transparent 60%),radial-gradient(ellipse 100% 100% at 50% 0%,rgba(200,169,106,.1),transparent 60%),linear-gradient(180deg,#ffffff0a,#ffffff03);border:1px solid var(--c-line-strong);overflow:hidden;isolation:isolate}.cta__panel:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background-image:linear-gradient(rgba(255,255,255,.025) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.025) 1px,transparent 1px);background-size:40px 40px;mask-image:radial-gradient(ellipse 60% 50% at 50% 50%,#000 30%,transparent 80%);-webkit-mask-image:radial-gradient(ellipse 60% 50% at 50% 50%,#000 30%,transparent 80%);z-index:-1;opacity:.6}.cta__title{font-family:var(--f-serif);font-size:clamp(1.8rem,3.6vw,2.8rem);font-weight:700;letter-spacing:.04em;margin:18px 0 16px;line-height:1.4;background:linear-gradient(180deg,#fff,#c8c8d0);-webkit-background-clip:text;background-clip:text;color:transparent}.cta__lead{color:var(--c-text-2);font-size:1rem;line-height:1.9;margin-bottom:32px}.faq{padding:80px 0 120px}.faq__list{max-width:820px;margin:0 auto;display:flex;flex-direction:column;gap:12px}.faq__item{border:1px solid var(--c-line);border-radius:var(--radius-sm);background:#ffffff06;overflow:hidden;transition:border-color .25s ease,background .25s ease}.faq__item[open]{border-color:var(--c-line-strong);background:#ffffff0a}.faq__item summary{list-style:none;cursor:pointer;padding:18px 24px;font-size:.98rem;font-weight:500;color:var(--c-text);display:flex;justify-content:space-between;align-items:center;gap:16px;transition:color .25s ease}.faq__item summary::-webkit-details-marker{display:none}.faq__item summary:after{content:"";width:12px;height:12px;border-right:1.5px solid var(--c-text-3);border-bottom:1.5px solid var(--c-text-3);transform:rotate(45deg);transition:transform .3s ease,border-color .3s ease;flex:none}.faq__item[open] summary:after{transform:rotate(-135deg);border-color:var(--c-accent)}.faq__body{padding:0 24px 22px;color:var(--c-text-2);font-size:.92rem;line-height:1.95}.terms{padding:0 0 100px}.terms__panel{max-width:820px;margin:0 auto;border:1px solid var(--c-line);border-radius:var(--radius);background:#ffffff06;overflow:hidden}.terms__panel summary{list-style:none;cursor:pointer;padding:22px 28px;display:flex;justify-content:space-between;align-items:center;gap:16px}.terms__panel summary::-webkit-details-marker{display:none}.terms__head{display:flex;flex-direction:column;gap:8px}.terms__title{font-size:1.05rem;font-weight:600;letter-spacing:.04em}.terms__chev{display:flex;width:32px;height:32px;align-items:center;justify-content:center;border-radius:999px;border:1px solid var(--c-line-strong);color:var(--c-text-2);transition:transform .3s ease;flex:none}.terms__panel[open] .terms__chev{transform:rotate(180deg)}.terms__body{padding:8px 32px 32px;border-top:1px solid var(--c-line)}.terms__block{margin-top:22px}.terms__block h4{font-size:.92rem;font-weight:600;margin-bottom:8px;letter-spacing:.04em;color:var(--c-text)}.terms__block p,.terms__block li{font-size:.875rem;color:var(--c-text-2);line-height:1.95}.terms__block ol,.terms__block ul{padding-left:1.4em;list-style:decimal}.terms__block ul{list-style:disc;margin-top:6px}.site-footer{border-top:1px solid var(--c-line);padding:28px 0;background:#0000004d}.site-footer__inner{display:flex;align-items:center;justify-content:space-between;gap:16px}.site-footer__brand{display:inline-flex;align-items:center;gap:10px;font-weight:500;letter-spacing:.04em;color:var(--c-text-2)}.site-footer__brand img{width:26px;height:26px;border-radius:6px}.site-footer__copy{font-size:.78rem;color:var(--c-text-3);letter-spacing:.06em}.reveal{opacity:0;transform:translateY(24px);transition:opacity .9s cubic-bezier(.2,.8,.2,1),transform .9s cubic-bezier(.2,.8,.2,1);will-change:opacity,transform}.reveal.is-visible{opacity:1;transform:none}@media (prefers-reduced-motion: reduce){.reveal{opacity:1;transform:none;transition:none}.eyebrow__dot{animation:none}html{scroll-behavior:auto}}@media (max-width: 1023px){.hero{padding:130px 0 60px}.hero__inner{grid-template-columns:1fr;gap:48px}.hero__visual{height:460px}.hero__copy{align-items:flex-start}.trustbar{margin-top:56px;gap:14px;font-size:.78rem}.about{padding:80px 0}.about__grid{grid-template-columns:1fr;gap:28px}.features{padding:60px 0 80px}.feature{grid-template-columns:1fr;gap:32px;padding:40px 28px}.feature--reverse .feature__copy{order:1}.feature--reverse .feature__media{order:2}.section-head{margin-bottom:48px}.rules{padding:20px 0 80px}.rules__grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.rules__item{padding:14px 16px;font-size:.88rem}.usecases{padding:60px 0 90px}.usecases__grid{grid-template-columns:1fr;gap:16px}.cta{padding:60px 0 90px}.cta__panel{padding:60px 28px}.faq{padding:60px 0 90px}.terms{padding:0 0 80px}.site-footer__inner{flex-direction:column}}@media (max-width: 640px){.container,.site-header__inner{padding-inline:18px}.hero{padding:110px 0 40px}.hero__inner{gap:36px}.hero__visual{height:380px;margin-top:80px}.hero__device--front,.hero__device--back{width:78%}.hero__badge{width:70px;height:70px}.hero__badge__num{font-size:1.25rem}.hero__badge__txt{font-size:.55rem}.hero__cta{width:100%}.hero__cta .btn{flex:1 1 auto;justify-content:center}.trustbar{flex-direction:column;gap:8px;padding:32px 16px}.trustbar__sep{display:none}.about{padding:60px 0}.features{padding:40px 0 60px}.feature{padding:28px 18px}.feature__media--3,.feature__media--4{grid-template-columns:repeat(2,1fr)}.rules__grid{grid-template-columns:1fr}.rules__item{padding:12px 14px;font-size:.86rem}.cta__panel{padding:48px 22px}.terms__body{padding:8px 22px 24px}.faq__item summary{padding:16px 18px;font-size:.92rem}.faq__body{padding:0 18px 18px;font-size:.88rem}}
