:root{--canvas: #ffffff;--canvas-soft: #fafafa;--canvas-soft-2: #f5f5f5;--ink: #171717;--body: #4d4d4d;--mute: #888888;--on-primary: #ffffff;--hairline: #ebebeb;--hairline-strong: #a1a1a1;--primary: #171717;--link: #0070f3;--link-deep: #0761d1;--link-bg-soft: #d3e5ff;--g-develop-start: #007cf0;--g-develop-end: #00dfd8;--g-preview-start: #7928ca;--g-preview-end: #ff0080;--g-ship-start: #ff4d4d;--g-ship-end: #f9cb28;--success: #0070f3;--error: #ee0000;--warning: #f5a623;--r-xs: 4px;--r-sm: 6px;--r-md: 8px;--r-lg: 12px;--r-xl: 16px;--r-pill-sm: 64px;--r-pill: 100px;--r-full: 9999px;--s-xxs: 4px;--s-xs: 8px;--s-sm: 12px;--s-md: 16px;--s-lg: 24px;--s-xl: 32px;--s-2xl: 40px;--s-3xl: 48px;--s-4xl: 64px;--s-5xl: 96px;--sh-1: 0 0 0 1px rgba(0,0,0,.08);--sh-2: 0 0 0 1px rgba(0,0,0,.06), 0px 1px 1px rgba(0,0,0,.02), 0px 2px 2px rgba(0,0,0,.04);--sh-3: 0 0 0 1px rgba(0,0,0,.06), 0px 2px 2px rgba(0,0,0,.04), 0px 8px 8px -8px rgba(0,0,0,.06);--sh-4: 0 0 0 1px rgba(0,0,0,.06), 0px 2px 2px rgba(0,0,0,.04), 0px 8px 16px -4px rgba(0,0,0,.08);--sh-5: 0 0 0 1px rgba(0,0,0,.06), 0px 1px 1px rgba(0,0,0,.02), 0px 8px 16px -4px rgba(0,0,0,.06), 0px 24px 32px -8px rgba(0,0,0,.09);--font-sans: "Geist", "Noto Sans JP", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-jp: "Noto Sans JP", "Geist", -apple-system, "Hiragino Kaku Gothic ProN", "Yu Gothic", Meiryo, sans-serif;--font-mono: "Geist Mono", ui-monospace, SFMono-Regular, Menlo, Monaco, monospace;--maxw: 1120px;--maxw-prose: 760px}*{box-sizing:border-box}html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}body{margin:0;background:var(--canvas-soft);color:var(--ink);font-family:var(--font-jp);font-size:16px;line-height:1.75;font-feature-settings:"palt" 1;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}::selection{background:var(--primary);color:#f2f2f2}img,svg{max-width:100%;height:auto;display:block}a{color:var(--link);text-decoration:none}a:hover{text-decoration:underline}h1,h2,h3,h4{font-family:var(--font-sans);color:var(--ink);font-weight:600;margin:0;line-height:1.35;letter-spacing:-.01em}.container{width:100%;max-width:var(--maxw);margin:0 auto;padding-left:var(--s-lg);padding-right:var(--s-lg)}@media(max-width:600px){.container{padding-left:var(--s-md);padding-right:var(--s-md)}}.eyebrow{font-family:var(--font-mono);font-size:12px;line-height:16px;letter-spacing:.06em;text-transform:uppercase;color:var(--mute);display:inline-flex;align-items:center;gap:8px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-family:var(--font-sans);font-weight:500;font-size:16px;line-height:1;border-radius:var(--r-pill);border:1px solid transparent;padding:0 22px;height:48px;cursor:pointer;transition:all .15s ease;text-decoration:none;white-space:nowrap}.btn:hover{text-decoration:none}.btn-primary{background:var(--primary);color:var(--on-primary)}.btn-primary:hover{background:#000;transform:translateY(-1px)}.btn-secondary{background:var(--canvas);color:var(--ink);border-color:var(--hairline)}.btn-secondary:hover{border-color:var(--hairline-strong)}.btn-sm{height:40px;padding:0 18px;font-size:14px}.card{background:var(--canvas);border-radius:var(--r-md);padding:var(--s-lg);box-shadow:var(--sh-2)}.card-lg{background:var(--canvas);border-radius:var(--r-lg);padding:var(--s-xl);box-shadow:var(--sh-4)}.card-soft{background:var(--canvas-soft);border:1px solid var(--hairline);border-radius:var(--r-md);padding:var(--s-lg)}.badge{display:inline-flex;align-items:center;gap:6px;background:var(--canvas-soft);color:var(--body);border:1px solid var(--hairline);font-size:12px;padding:3px 10px;border-radius:var(--r-full)}.badge-blue{background:var(--link-bg-soft);color:var(--link-deep);border-color:transparent}.section{padding:var(--s-5xl) 0}.section-sm{padding:var(--s-4xl) 0}.section-dark{background:var(--primary);color:#ededed}.section-dark h1,.section-dark h2,.section-dark h3{color:#fff}.section-soft{background:var(--canvas-soft)}.band-line{border-top:1px solid var(--hairline)}.mesh-hero{position:relative;overflow:hidden;background:var(--canvas)}.mesh-hero:before{content:"";position:absolute;inset:-20% -10% auto;height:520px;z-index:0;background:radial-gradient(45% 60% at 18% 20%,rgba(0,124,240,.35),transparent 70%),radial-gradient(45% 55% at 50% 8%,rgba(0,223,216,.3),transparent 70%),radial-gradient(50% 60% at 82% 24%,rgba(255,0,128,.28),transparent 70%),radial-gradient(55% 60% at 68% 60%,rgba(121,40,202,.22),transparent 72%),radial-gradient(50% 55% at 30% 65%,rgba(249,203,40,.22),transparent 72%);filter:blur(28px);opacity:.9;pointer-events:none}.mesh-hero>*{position:relative;z-index:1}.display-xl{font-size:clamp(32px,5vw,52px);line-height:1.15;font-weight:600;letter-spacing:-.02em}.display-lg{font-size:clamp(26px,3.4vw,36px);line-height:1.2;font-weight:600;letter-spacing:-.015em}.display-md{font-size:clamp(20px,2.4vw,26px);line-height:1.3;font-weight:600}.lead{font-size:clamp(16px,2vw,19px);line-height:1.8;color:var(--body)}.grid{display:grid;gap:var(--s-lg)}.grid-2{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-4{grid-template-columns:repeat(4,1fr)}@media(max-width:900px){.grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}}@media(max-width:600px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}}.feature{display:flex;flex-direction:column;gap:10px}.feature .ico{width:40px;height:40px;border-radius:var(--r-md);background:var(--canvas-soft);border:1px solid var(--hairline);display:grid;place-items:center}.feature h3{font-size:17px}.feature p{margin:0;color:var(--body);font-size:15px;line-height:1.7}.quick-answer{background:var(--canvas);border:1px solid var(--hairline);border-left:3px solid var(--link);border-radius:var(--r-md);padding:var(--s-lg);box-shadow:var(--sh-2)}.quick-answer .eyebrow{color:var(--link-deep)}.prose{max-width:var(--maxw-prose)}.prose h2{font-size:clamp(22px,3vw,28px);margin:2.2em 0 .6em;letter-spacing:-.015em;scroll-margin-top:84px}.prose h3{font-size:19px;margin:1.8em 0 .5em}.prose p{color:var(--body);margin:0 0 1.1em}.prose ul,.prose ol{color:var(--body);padding-left:1.3em;margin:0 0 1.2em}.prose li{margin:.35em 0}.prose strong{color:var(--ink);font-weight:600}.prose a{color:var(--link);text-decoration:underline;text-underline-offset:2px}.prose img{border-radius:var(--r-lg);box-shadow:var(--sh-2);margin:1.5em 0}.prose code{font-family:var(--font-mono);font-size:.9em;background:var(--canvas-soft-2);border:1px solid var(--hairline);border-radius:var(--r-xs);padding:.1em .4em}.table-wrap{overflow-x:auto;border:1px solid var(--hairline);border-radius:var(--r-md);margin:1.4em 0;box-shadow:var(--sh-2)}table.t{width:100%;border-collapse:collapse;font-size:15px;background:var(--canvas)}table.t th{text-align:left;font-family:var(--font-mono);font-size:12px;text-transform:uppercase;letter-spacing:.04em;color:var(--body);background:var(--canvas-soft);padding:10px 14px;border-bottom:1px solid var(--hairline)}table.t td{padding:11px 14px;border-bottom:1px solid var(--hairline);color:var(--body)}table.t tr:last-child td{border-bottom:none}table.t td strong{color:var(--ink)}.faq details{border:1px solid var(--hairline);border-radius:var(--r-md);background:var(--canvas);margin-bottom:10px;box-shadow:var(--sh-2);overflow:hidden}.faq summary{cursor:pointer;list-style:none;padding:16px 20px;font-family:var(--font-sans);font-weight:500;color:var(--ink);display:flex;justify-content:space-between;align-items:center;gap:12px}.faq summary::-webkit-details-marker{display:none}.faq summary:after{content:"+";color:var(--mute);font-size:20px;font-weight:400;transition:transform .2s}.faq details[open] summary:after{transform:rotate(45deg)}.faq .faq-a{padding:0 20px 18px;color:var(--body);font-size:15px;line-height:1.8}.crumbs{font-size:13px;color:var(--mute);padding:18px 0 0}.crumbs a{color:var(--body)}.crumbs span{margin:0 6px;color:var(--hairline-strong)}.callout{background:var(--canvas-soft);border:1px solid var(--hairline);border-radius:var(--r-md);padding:var(--s-lg);margin:1.6em 0}.callout .eyebrow{color:var(--link-deep);margin-bottom:6px}.video{position:relative;aspect-ratio:16/9;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-3);background:#0b0b0b;margin:1.4em 0;cursor:pointer}.video iframe{width:100%;height:100%;border:0;display:block}.video .vposter{position:absolute;inset:0;display:grid;place-items:center;background:radial-gradient(60% 80% at 30% 20%,rgba(0,124,240,.5),transparent 70%),radial-gradient(60% 80% at 80% 60%,rgba(255,0,128,.45),transparent 70%),#111;color:#fff;text-align:center;padding:20px}.video .vplay{width:64px;height:64px;border-radius:var(--r-full);background:#fffffff2;display:grid;place-items:center;margin:0 auto 12px;box-shadow:var(--sh-4)}.video .vplay:after{content:"";border-left:18px solid var(--ink);border-top:11px solid transparent;border-bottom:11px solid transparent;margin-left:4px}.video .vtitle{font-family:var(--font-sans);font-weight:500;font-size:14px}.tstack>*+*{margin-top:var(--s-md)}.center{text-align:center}.mt-0{margin-top:0}.mb-0{margin-bottom:0}.muted{color:var(--mute)}.small{font-size:14px}.hr{height:1px;background:var(--hairline);border:0;margin:var(--s-2xl) 0}.pill-row{display:flex;flex-wrap:wrap;gap:10px}.chip{font-family:var(--font-mono);font-size:12px;color:var(--body);background:var(--canvas);border:1px solid var(--hairline);border-radius:var(--r-full);padding:6px 12px;cursor:pointer;transition:all .15s}.chip:hover,.chip.active{border-color:var(--ink);color:var(--ink)}.cta-row{display:flex;flex-wrap:wrap;gap:12px}.nav[data-astro-cid-5blmo7yk]{position:sticky;top:0;z-index:50;background:#ffffffd1;backdrop-filter:saturate(180%) blur(12px);border-bottom:1px solid var(--hairline)}.nav-inner[data-astro-cid-5blmo7yk]{display:flex;align-items:center;gap:20px;height:60px}.brand[data-astro-cid-5blmo7yk]{display:inline-flex;align-items:center;gap:9px;color:var(--ink);font-family:var(--font-sans);font-weight:600;letter-spacing:-.01em}.brand[data-astro-cid-5blmo7yk]:hover{text-decoration:none}.brand-mark[data-astro-cid-5blmo7yk]{width:30px;height:30px;border-radius:8px;background:var(--primary);color:#fff;display:grid;place-items:center}.brand-name[data-astro-cid-5blmo7yk]{font-size:16px}.nav-links[data-astro-cid-5blmo7yk]{display:flex;align-items:center;gap:2px;margin-left:8px}.nav-link[data-astro-cid-5blmo7yk]{color:var(--body);font-size:14px;padding:7px 12px;border-radius:var(--r-full);transition:all .15s}.nav-link[data-astro-cid-5blmo7yk]:hover{color:var(--ink);background:var(--canvas-soft-2);text-decoration:none}.nav-link[data-astro-cid-5blmo7yk].active{color:var(--ink);background:var(--canvas-soft-2)}.nav-cta[data-astro-cid-5blmo7yk]{margin-left:auto}.nav-toggle[data-astro-cid-5blmo7yk]{display:none;margin-left:auto;background:transparent;border:1px solid var(--hairline);border-radius:8px;width:40px;height:38px;align-items:center;justify-content:center;color:var(--ink);cursor:pointer}.nav-mobile[data-astro-cid-5blmo7yk]{display:none;flex-direction:column;gap:2px;padding:10px 16px 16px;border-bottom:1px solid var(--hairline);background:var(--canvas)}.nav-mobile-link[data-astro-cid-5blmo7yk]{color:var(--body);padding:11px 10px;border-radius:8px;font-size:15px}.nav-mobile-link[data-astro-cid-5blmo7yk]:hover{background:var(--canvas-soft-2);color:var(--ink);text-decoration:none}@media(max-width:860px){.nav-links[data-astro-cid-5blmo7yk],.nav-cta[data-astro-cid-5blmo7yk]{display:none}.nav-toggle[data-astro-cid-5blmo7yk]{display:inline-flex}.nav-mobile[data-astro-cid-5blmo7yk][data-open=true]{display:flex}}.footer[data-astro-cid-sz7xmlte]{background:var(--canvas);border-top:1px solid var(--hairline);padding:var(--s-4xl) 0 var(--s-lg);margin-top:var(--s-2xl)}.footer-grid[data-astro-cid-sz7xmlte]{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:var(--s-2xl)}.brand[data-astro-cid-sz7xmlte]{display:inline-flex;align-items:center;gap:8px;color:var(--ink);font-family:var(--font-sans);font-weight:600}.brand[data-astro-cid-sz7xmlte]:hover{text-decoration:none}.brand-mark[data-astro-cid-sz7xmlte]{width:28px;height:28px;border-radius:7px;background:var(--primary);color:#fff;display:grid;place-items:center}.footer-blurb[data-astro-cid-sz7xmlte]{color:var(--body);font-size:14px;line-height:1.8;margin:14px 0 0;max-width:40ch}.footer-col[data-astro-cid-sz7xmlte]{display:flex;flex-direction:column;gap:10px}.footer-col[data-astro-cid-sz7xmlte] .eyebrow[data-astro-cid-sz7xmlte]{margin-bottom:4px}.footer-link[data-astro-cid-sz7xmlte]{color:var(--body);font-size:14px}.footer-link[data-astro-cid-sz7xmlte]:hover{color:var(--ink)}.footer-bottom[data-astro-cid-sz7xmlte]{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;border-top:1px solid var(--hairline);margin-top:var(--s-2xl);padding-top:var(--s-lg);color:var(--body);font-size:13px}@media(max-width:760px){.footer-grid[data-astro-cid-sz7xmlte]{grid-template-columns:1fr;gap:var(--s-xl)}}