:root{--bg: #0a120e;--bg-2: #0e1813;--surface: #122019;--line: #1f3329;--text: #eaf2ec;--muted: #9bb0a4;--green: #46c97f;--green-2: #67e09a;--green-dark: #134a30;--blue: #38c5e0;--maxw: 1120px;--r: 16px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:radial-gradient(1200px 700px at 70% -10%,#16271e 0%,var(--bg) 55%) no-repeat,var(--bg);color:var(--text);font-family:Inter,system-ui,-apple-system,sans-serif;line-height:1.6;-webkit-font-smoothing:antialiased}h1,h2,h3,.brand-name{font-family:Space Grotesk,system-ui,sans-serif;letter-spacing:-.02em}h1{font-size:clamp(2.6rem,6vw,4.4rem);line-height:1.02;margin:0 0 1.1rem;font-weight:700}h2{font-size:clamp(1.7rem,3.6vw,2.6rem);line-height:1.1;margin:0 0 1rem;font-weight:600}h3{font-size:1.18rem;margin:0 0 .4rem;font-weight:600}p{margin:0 0 1rem}a{color:inherit;text-decoration:none}em{font-style:normal;color:var(--green-2)}section{padding:0 24px}.nav{max-width:var(--maxw);margin:0 auto;padding:22px 24px;display:flex;align-items:center;justify-content:space-between;gap:16px}.brand{display:flex;align-items:center;gap:11px}.brand-badge{display:inline-grid;place-items:center;background:var(--green-dark);border-radius:13px;padding:7px;box-shadow:0 3px 14px #46c97f47}.brand-badge img{display:block}.brand-name{font-size:1.4rem;font-weight:700}.brand-by{color:var(--muted);font-size:.82rem}.nav-links{display:flex;align-items:center;gap:26px}.nav-links a{color:var(--muted);font-size:.95rem;transition:color .15s}.nav-links a:hover{color:var(--text)}.nav-links a.btn,.nav-links a.btn:hover{color:#000}.btn{display:inline-block;background:var(--green);color:#000;font-weight:600;padding:11px 20px;border-radius:999px;transition:transform .12s,background .15s;font-family:Space Grotesk,sans-serif}.btn:hover{background:var(--green-2);transform:translateY(-1px)}.btn-sm{padding:8px 16px;font-size:.9rem}.btn-lg{padding:14px 26px;font-size:1.05rem}.btn-ghost{background:transparent;color:var(--text);box-shadow:inset 0 0 0 1px var(--line)}.btn-ghost:hover{background:var(--surface);box-shadow:inset 0 0 0 1px var(--green);color:var(--text)}.eyebrow{color:var(--green);font-weight:600;font-size:.85rem;letter-spacing:.12em;text-transform:uppercase;margin:0 0 .9rem}.eyebrow-light{color:#0a3d22}.hero{max-width:var(--maxw);margin:0 auto;padding-top:40px;padding-bottom:70px;display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center}.lede{font-size:1.22rem;color:#cfe0d6;max-width:33ch}.cta-row{display:flex;gap:14px;margin-top:1.6rem;flex-wrap:wrap}.cta-center{justify-content:center}.trust{margin-top:1.3rem;color:var(--muted);font-size:.9rem}.hero-art{display:flex;justify-content:center}.hero-art img{max-width:100%;height:auto;filter:drop-shadow(0 24px 50px rgba(0,0,0,.55))}.backronym{max-width:var(--maxw);margin:0 auto;padding-top:66px;padding-bottom:66px;text-align:center}.backronym-inner{max-width:940px;margin:0 auto}.backronym h2{margin-bottom:2.2rem}.bob-letters{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;text-align:left}.bob-letter h3{display:flex;align-items:baseline;font-size:1.4rem;margin-bottom:.5rem}.bob-cap{font-family:Space Grotesk,sans-serif;font-size:2.5rem;font-weight:700;color:var(--green);line-height:.9}.bob-letter p{color:var(--muted);margin:0}.band{padding-top:64px;padding-bottom:64px;background:var(--bg-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.band-inner{max-width:780px;margin:0 auto;text-align:center}.band-inner p{font-size:1.15rem;color:#cfe0d6}.strong{color:var(--text);font-weight:600}.pull{font-family:Space Grotesk,sans-serif;font-size:1.5rem;color:var(--green-2);margin-top:1.4rem;font-weight:600}.band-green{background:linear-gradient(180deg,#2ca866,#1f8e54);border-color:transparent;color:#06140c}.band-green h2,.band-green .strong{color:#07150d}.band-green p{color:#0a2417}.section{max-width:var(--maxw);margin:0 auto;padding-top:78px;padding-bottom:78px}.section-alt{background:var(--bg-2);max-width:none;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.section-alt .section-head,.section-alt .steps,.section-alt .features,.section-alt .use-cases{max-width:var(--maxw);margin-left:auto;margin-right:auto}.section-head{max-width:640px;margin-bottom:2.6rem}.section-head>p{font-size:1.12rem;color:var(--muted)}.section-note{max-width:760px;margin:2.2rem 0 0;color:var(--muted);font-size:1.05rem}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:26px}.card-ic{width:42px;height:42px;border-radius:11px;background:#46c97f1f;color:var(--green-2);display:grid;place-items:center;font-size:1.3rem;margin-bottom:16px}.card p{color:var(--muted);margin:0}.features{display:grid;grid-template-columns:1fr 1fr;gap:22px}.features .card p{font-size:1.02rem}.use-cases{display:grid;grid-template-columns:1fr 1fr;gap:20px}.steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(2,1fr);gap:24px 40px}.steps li{display:flex;gap:18px;align-items:flex-start}.step-n{flex:none;width:38px;height:38px;border-radius:50%;background:var(--surface);border:1px solid var(--green);color:var(--green-2);font-family:Space Grotesk,sans-serif;font-weight:700;display:grid;place-items:center}.steps p{color:var(--muted);margin:0}.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-bottom:2.6rem;text-align:center}.stats>div{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:26px 18px}.stat-n{display:block;font-family:Space Grotesk,sans-serif;font-size:2.2rem;font-weight:700;color:var(--green-2)}.stat-l{color:var(--muted);font-size:.92rem}.builder{max-width:760px}.builder p{font-size:1.15rem;color:#cfe0d6}.builder-kicker{font-family:Space Grotesk,sans-serif;color:var(--text);font-weight:600;font-size:1.25rem}.get{text-align:center}.get-art{display:block;margin:0 auto 1.4rem;width:150px;height:auto;filter:drop-shadow(0 10px 26px rgba(0,0,0,.5))}.get>p{color:var(--muted);font-size:1.1rem}.footer{max-width:var(--maxw);margin:0 auto;padding:50px 24px;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;gap:24px;align-items:center;justify-content:space-between}.footer-brand{display:flex;align-items:center;gap:12px}.footer-brand .brand-name{font-size:1.2rem;margin:0}.footer-by,.footer-fine{color:var(--muted);font-size:.85rem;margin:0}.footer-links{display:flex;gap:22px}.footer-links a{color:var(--muted);font-size:.92rem}.footer-links a:hover{color:var(--text)}.footer-fine{text-align:right;line-height:1.5}.kn-wrap{max-width:var(--maxw);margin:0 auto;padding:56px 24px 90px}.kn-head{max-width:720px;margin-bottom:2.4rem}.kn-head h1{font-size:clamp(2.2rem,5vw,3.2rem)}.kn-head p{font-size:1.15rem;color:var(--muted)}.kn-filters{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:2.4rem}.kn-filter{background:var(--surface);border:1px solid var(--line);color:var(--muted);border-radius:999px;padding:7px 15px;font-size:.9rem;cursor:pointer;font-family:Inter,sans-serif;transition:all .15s}.kn-filter:hover{color:var(--text)}.kn-filter[aria-pressed=true]{background:var(--green);color:#000;border-color:var(--green);font-weight:600}.kn-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}.kn-card{display:flex;flex-direction:column;gap:12px;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:24px;transition:border-color .15s,transform .12s}.kn-card:hover{border-color:var(--green);transform:translateY(-2px)}.kn-tags{display:flex;gap:8px;flex-wrap:wrap}.kn-badge{font-size:.72rem;letter-spacing:.06em;text-transform:uppercase;font-weight:600;padding:4px 10px;border-radius:999px}.kn-badge.cat{background:#46c97f24;color:var(--green-2)}.kn-badge.fmt{background:#38c5e01f;color:var(--blue)}.kn-card h3{font-size:1.25rem;margin:0}.kn-card p{color:var(--muted);margin:0;flex:1}.kn-card .kn-more{color:var(--green-2);font-weight:600;font-size:.92rem}.kn-empty{color:var(--muted);padding:30px 0}.entry{max-width:760px;margin:0 auto;padding:48px 24px 90px}.entry-back{color:var(--muted);font-size:.9rem;display:inline-block;margin-bottom:1.6rem}.entry-back:hover{color:var(--green-2)}.entry-head{margin-bottom:2.2rem;padding-bottom:1.6rem;border-bottom:1px solid var(--line)}.entry-head h1{font-size:clamp(2rem,4.5vw,2.9rem);margin:.8rem 0 .6rem}.entry-head .entry-desc{font-size:1.15rem;color:var(--muted);margin:0}.entry-media{margin:0 0 2rem}.entry-media .ratio{position:relative;padding-top:56.25%;border-radius:var(--r);overflow:hidden;border:1px solid var(--line)}.entry-media .ratio iframe,.entry-media .ratio video{position:absolute;inset:0;width:100%;height:100%;border:0;background:#000}.entry-media audio{width:100%}.prose{color:#d7e4dc;font-size:1.06rem}.prose h2{font-size:1.6rem;margin:2.4rem 0 1rem}.prose h3{font-size:1.25rem;margin:1.8rem 0 .6rem}.prose p{margin:0 0 1.1rem}.prose ul,.prose ol{padding-left:1.3rem;margin:0 0 1.1rem;color:#d7e4dc}.prose li{margin:.3rem 0}.prose a{color:var(--green-2);text-decoration:underline;text-underline-offset:2px}.prose strong{color:var(--text)}.prose code{background:var(--surface);border:1px solid var(--line);border-radius:6px;padding:1px 6px;font-size:.92em}.prose pre{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:18px;overflow-x:auto}.prose pre code{background:none;border:0;padding:0}.prose blockquote{border-left:3px solid var(--green);margin:1.4rem 0;padding:.3rem 0 .3rem 1.1rem;color:#cfe0d6}.prose table{width:100%;border-collapse:collapse;margin:1.2rem 0;font-size:.96rem}.prose th,.prose td{border:1px solid var(--line);padding:8px 12px;text-align:left}.prose hr{border:0;border-top:1px solid var(--line);margin:2rem 0}@media(max-width:860px){.hero{grid-template-columns:1fr;text-align:center;padding-top:16px}.hero-copy{order:2}.hero-art{order:1}.hero-art img{max-width:320px}.lede{max-width:none;margin-inline:auto}.cta-row{justify-content:center}.cards,.stats,.features,.use-cases,.kn-grid,.bob-letters,.steps{grid-template-columns:1fr}.nav-links{gap:16px}.nav-links a:not(.btn){display:none}.footer{flex-direction:column;text-align:center}.footer-fine{text-align:center}}.lang-switcher{appearance:none;-webkit-appearance:none;background:var(--surface) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%239bb0a4' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E") no-repeat right 11px center;color:var(--muted);border:1px solid var(--line);border-radius:999px;padding:7px 30px 7px 13px;font-family:Inter,sans-serif;font-size:.9rem;cursor:pointer;transition:color .15s,border-color .15s}.lang-switcher:hover{color:var(--text);border-color:var(--green)}.lang-switcher option{background:var(--bg-2);color:var(--text)}html[lang=zh-hans] body{font-family:Inter,Noto Sans SC,system-ui,-apple-system,sans-serif}html[lang=ja] body{font-family:Inter,Noto Sans JP,system-ui,-apple-system,sans-serif}html[lang=zh-hans] h1,html[lang=zh-hans] h2,html[lang=zh-hans] h3,html[lang=zh-hans] .brand-name,html[lang=zh-hans] .pull,html[lang=zh-hans] .btn,html[lang=zh-hans] .stat-n,html[lang=zh-hans] .step-n,html[lang=zh-hans] .bob-cap,html[lang=zh-hans] .builder-kicker{font-family:Space Grotesk,Noto Sans SC,system-ui,sans-serif}html[lang=ja] h1,html[lang=ja] h2,html[lang=ja] h3,html[lang=ja] .brand-name,html[lang=ja] .pull,html[lang=ja] .btn,html[lang=ja] .stat-n,html[lang=ja] .step-n,html[lang=ja] .bob-cap,html[lang=ja] .builder-kicker{font-family:Space Grotesk,Noto Sans JP,system-ui,sans-serif}