@import url('/fonts/fonts.css');
:root{--blue:#2563eb;--ink:#10223e;--muted:#5c6c83;--pale:#f0f7ff;--line:#dce6f1;--white:#fff;--font:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI','Noto Sans JP','Hiragino Kaku Gothic ProN','Microsoft YaHei',sans-serif;--radius:16px}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;background:#fff;color:var(--ink);font-family:var(--font);font-size:16px;line-height:1.65;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button,a,select{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:focus-visible,a:focus-visible,select:focus-visible,input:focus-visible,textarea:focus-visible,summary:focus-visible{outline:3px solid #3b82f6;outline-offset:5px}.container{max-width:1280px;width:calc(100% - 112px);margin:auto}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}.skip-link{position:fixed;top:-80px;left:12px;z-index:50;padding:10px 20px;background:var(--ink);color:white}.skip-link:focus{top:12px}.site-header{position:sticky;top:0;background:#ffffffed;backdrop-filter:blur(18px);z-index:20;border-bottom:1px solid #e7edf5}.nav-inner{height:88px;display:flex;align-items:center;gap:40px}.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0;font-size:19px;font-weight:800;letter-spacing:-.8px}.brand img{border-radius:9px}.nav-inner nav{display:flex;gap:26px;margin-left:auto}.nav-inner nav a{font-size:14px;font-weight:500;color:#41536c;white-space:nowrap}.nav-inner nav a:hover{color:var(--blue)}.nav-actions{display:flex;align-items:center;gap:18px}select{background:transparent;color:var(--ink);border:0;cursor:pointer;font-size:14px}.button{display:inline-flex;justify-content:center;align-items:center;padding:14px 23px;min-height:50px;border:1px solid var(--blue);border-radius:7px;background:var(--blue);color:#fff;font-weight:600;font-size:15px;transition:background .18s,transform .18s;line-height:1.4}.button:hover{background:#174ec2;transform:translateY(-1px)}.button.small{padding:10px 17px;min-height:40px;font-size:14px}.button.secondary{background:#fff;color:var(--ink);border-color:#ccd9e8}.button.secondary:hover{background:#f5f9ff}.menu-toggle{display:none;background:none;border:0;width:32px;height:40px}.menu-toggle span{display:block;width:23px;height:2px;background:var(--ink);margin:6px 0}.hero{background:radial-gradient(ellipse at 90% 30%,#e8f3ff 0%,#f8fbff 43%,#fff 75%);position:relative;overflow:hidden}.hero-grid{display:grid;grid-template-columns:1.12fr 1fr;gap:70px;align-items:center;padding-top:106px;padding-bottom:90px}.eyebrow{display:flex;align-items:center;gap:10px;color:#3770bd;font-size:11px;letter-spacing:1.7px;font-weight:700;margin:0 0 27px}.eyebrow-line{display:inline-block;width:23px;height:2px;background:#568eed}h1{font-size:clamp(52px,5.8vw,82px);line-height:1.08;letter-spacing:-4.5px;font-weight:650;margin:0 0 26px}h1>span{display:block}.blue-text{color:var(--blue)}.hero-description{font-size:18px;line-height:1.8;max-width:510px;color:var(--muted);margin:0 0 30px}.hero-actions{display:flex;gap:12px;flex-wrap:wrap}.hero-facts{display:flex;flex-wrap:wrap;gap:12px 22px;margin-top:25px;font-size:12px;color:#65778d}.hero-facts span:before{content:'✓';color:#527eac;margin-right:6px}.routing-visual{margin-top:16px;border:1px solid #ccdcf2;border-radius:18px;background:#ffffffda;padding:24px 28px 0;box-shadow:0 28px 70px -35px #7fa2d9,0 2px 8px #83a3d512;position:relative}.visual-heading{display:flex;justify-content:space-between;gap:12px;font-size:9px;font-weight:650;letter-spacing:1.1px;color:#7490b0;margin-bottom:30px}.diagram-index{white-space:nowrap;font-family:monospace}.diagram-apps{display:flex;align-items:center;justify-content:space-between;gap:16px;width:76%;padding:14px 20px;margin:auto;border:1px solid #dce6f2;border-radius:8px;background:#f8fbff;font-size:13px;color:#516884}.small-icon{color:#88a2c0;font-size:20px}.vertical-connector{height:34px;width:1px;margin:auto;background:#92b9f4}.gateway-node{display:flex;gap:16px;align-items:center;border:1px solid #91b6ff;padding:20px 23px;border-radius:12px;background:linear-gradient(100deg,#f2f7ff,#e7f1ff);box-shadow:0 8px 23px #2c71df12}.gateway-node strong{display:block;font-size:22px;letter-spacing:-.8px}.gateway-node div>span{font-size:12px;color:#617798}.node-code{margin-left:auto;color:#417bd6;font-family:monospace;font-size:12px;background:#dceaff;border:1px solid #c9ddfc;padding:4px 8px;border-radius:4px}.routing-branches{height:54px;padding:0 24px}.routing-branches svg{width:100%;height:54px;stroke:#85b0f7;fill:none;stroke-width:1.3}.routing-branches circle{fill:#3681f7;stroke:#3681f7}.model-nodes{display:grid;grid-template-columns:repeat(3,1fr);gap:13px}.model-nodes>div{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:9px;border:1px solid #dbe5f2;border-radius:9px;background:#fff;padding:17px 9px;min-height:105px}.model-nodes strong{font-size:13px;font-weight:650}.model-icon{width:28px;height:28px;display:grid;place-items:center;border-radius:8px;font-weight:750;font-size:19px}.deepseek{color:#2772ef;background:#edf5ff}.qwen{color:#7359cc;background:#f3efff}.kimi{color:#1e3048;background:#eaf0f6}.diagram-note{font-size:10px;line-height:1.5;text-align:center;color:#778ba4;margin:13px 0 18px}.diagram-policy{display:flex;align-items:center;gap:9px;justify-content:center;color:#486485;font-size:12px;padding:10px;border:1px solid #dce8f6;border-radius:6px;background:#f8fbff}.shield-icon{color:#3b78cb}.visual-footer{margin:22px -28px 0;padding:13px 15px;border-top:1px solid #e5edf6;font-size:10px;color:#7690ad;text-align:center;letter-spacing:.3px;background:#f7faff;border-radius:0 0 18px 18px}.model-strip{display:flex;justify-content:space-between;align-items:center;gap:30px;padding-top:24px;padding-bottom:30px;border-top:1px solid var(--line)}.model-strip>span{font-size:12px;color:#77889c}.model-strip>div{display:flex;align-items:center;gap:38px}.model-strip strong{font-size:18px;font-weight:600;color:#65788e;letter-spacing:-.5px}.model-strip>div>span{font-size:12px;color:#77889c}.section{padding:100px 0}.section-tint{background:#f6faff}.section-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:60px;margin-bottom:42px}.section-heading h2{max-width:650px}.section-heading>p{max-width:350px;margin:0 0 4px;color:var(--muted);font-size:15px}.kicker{text-transform:uppercase;font-size:11px;letter-spacing:1.8px;font-weight:700;color:#527bae;margin:0 0 16px}h2{font-size:42px;line-height:1.18;letter-spacing:-1.8px;font-weight:600;margin:0}h3{font-size:22px;line-height:1.3;font-weight:600;letter-spacing:-.5px;margin:0 0 12px}.body-copy{color:var(--muted)}.site-footer{padding:32px 0;background:#fff;border-top:1px solid var(--line)}.footer-inner{display:flex;align-items:center;gap:30px;font-size:12px;color:#7c8ba0}.footer-inner>div{margin-left:auto;display:flex;gap:22px}.text-button{background:none;border:0;padding:0;color:inherit;font-size:inherit;text-decoration:underline;text-underline-offset:4px}dialog{border:1px solid var(--line);border-radius:18px;width:min(600px,calc(100% - 32px));padding:40px;box-shadow:0 30px 100px #0d233b40;color:var(--ink)}dialog::backdrop{background:#10223e70;backdrop-filter:blur(4px)}dialog h2{font-size:30px}dialog p{color:var(--muted);font-size:16px}.dialog-close{position:absolute;right:16px;top:10px;border:0;background:none;font-size:27px;color:#65788e}#toast{position:fixed;bottom:24px;left:50%;transform:translate(-50%,20px);opacity:0;pointer-events:none;transition:.2s;background:var(--ink);color:white;padding:10px 22px;border-radius:9px;z-index:60;font-size:14px;max-width:90vw;text-align:center}#toast.visible{opacity:1;transform:translate(-50%,0)}
@media(min-width:1500px){.hero-grid{padding-top:125px;padding-bottom:110px}}@media(max-width:1180px){.container{width:calc(100% - 64px)}.nav-inner{gap:24px}.nav-inner nav{gap:16px}.hero-grid{gap:32px}h1{font-size:65px;letter-spacing:-3px}.nav-actions{gap:10px}.routing-visual{padding:22px 20px 0}.visual-footer{margin-left:-20px;margin-right:-20px}.hero-description{font-size:16px}.model-strip>div{gap:23px}}@media(max-width:1000px){.nav-inner nav{display:none}.nav-inner{height:76px}.nav-actions{margin-left:auto}.menu-toggle{display:block}.nav-inner nav.open{display:flex;position:absolute;top:76px;left:0;right:0;background:white;flex-direction:column;padding:24px 32px;border-bottom:1px solid var(--line);box-shadow:0 15px 20px #12334a0a}.hero-grid{padding-top:70px;padding-bottom:65px}.hero-facts{font-size:11px;gap:8px}.model-strip{flex-direction:column;gap:18px}.section{padding:75px 0}.section-heading{gap:30px}h2{font-size:36px}.footer-inner{flex-wrap:wrap}.footer-inner>span{display:none}}@media(max-width:760px){.container{width:calc(100% - 40px)}.hero-grid{grid-template-columns:1fr;gap:36px;padding-top:52px;padding-bottom:44px}.hero-copy{max-width:550px}h1{font-size:64px;letter-spacing:-3.5px}.hero-description{font-size:16px;max-width:480px}.hero-facts{font-size:11px}.routing-visual{max-width:540px;width:100%;margin:0 auto}.model-strip>div{gap:20px;flex-wrap:wrap;justify-content:center}.model-strip>div>span{width:100%;text-align:center}.section-heading{display:block;margin-bottom:32px}.section-heading>p{margin-top:20px;max-width:none}.section{padding:62px 0}h2{font-size:34px;letter-spacing:-1.3px}.footer-inner{gap:20px;justify-content:center}.footer-inner>div{margin-left:0;width:100%;justify-content:center}.nav-actions .button{display:none}.nav-actions{gap:18px}.brand{font-size:18px}}@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}html[lang=ja] h1,html[lang=zh] h1{font-size:clamp(42px,4.2vw,65px);letter-spacing:-2px;line-height:1.25}html[lang=ja] .eyebrow,html[lang=zh] .eyebrow{letter-spacing:1px}