:root { --bg:#fff; --surface:#f5f5f3; --text:#171717; --muted:#686868; --line:#deded9; --max:1120px; --radius:18px; }
*{box-sizing:border-box} html{scroll-behavior:smooth} body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.7} a{color:inherit;text-decoration:none}.container{width:min(var(--max),calc(100% - 40px));margin:0 auto}.narrow{max-width:820px}.section{padding:110px 0;scroll-margin-top:80px}.section-muted{background:var(--surface)}.site-header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.92);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}.nav-wrap{min-height:72px;display:flex;align-items:center;gap:28px}.brand{font-weight:800;letter-spacing:.08em;white-space:nowrap}.nav{display:flex;gap:18px;flex:1;justify-content:center}.nav a{font-size:.9rem;color:var(--muted);transition:color .2s}.nav a:hover{color:var(--text)}.language-switcher{display:flex;gap:7px;align-items:center;font-size:.8rem}.lang{border:0;background:transparent;padding:3px;color:var(--muted);cursor:pointer;font:inherit}.lang.active{color:var(--text);font-weight:800}.hero{padding-top:130px;padding-bottom:130px}.hero-grid{display:grid;grid-template-columns:1.35fr .65fr;gap:80px;align-items:center}.eyebrow{margin:0 0 16px;font-size:.72rem;letter-spacing:.16em;font-weight:800;color:var(--muted);text-transform:uppercase}h1,h2,h3{line-height:1.12;margin:0 0 22px;letter-spacing:-.03em}h1{font-size:clamp(3rem,7vw,6.5rem);max-width:900px}h2{font-size:clamp(2rem,4vw,3.6rem)}h3{font-size:1.3rem}.hero-lead{font-size:clamp(1.3rem,2.3vw,2rem);max-width:720px;margin:0 0 18px}.hero-copy,.section-intro{color:var(--muted);font-size:1.08rem;max-width:760px}.hero-card{border:1px solid var(--line);border-radius:var(--radius);padding:34px;background:var(--surface)}.hero-card h2{font-size:1.65rem}.hero-card ul{margin:0;padding-left:20px;color:var(--muted)}.socials{display:flex;flex-wrap:wrap;gap:10px;margin-top:30px}.socials a,.button{display:inline-flex;align-items:center;border:1px solid var(--line);border-radius:999px;padding:9px 14px;font-size:.88rem;background:var(--bg);transition:transform .2s,border-color .2s}.socials a:hover,.button:hover{transform:translateY(-2px);border-color:var(--text)}.section-heading{display:flex;align-items:end;justify-content:space-between;gap:30px;margin-bottom:24px}.text-link{font-size:.9rem;font-weight:700;white-space:nowrap}.architecture-diagram{margin:55px 0;padding:40px;border:1px solid var(--line);border-radius:var(--radius);text-align:center;background:#fafaf9}.diagram-node{display:inline-block;padding:12px 18px;border:1px solid var(--line);border-radius:10px;background:var(--bg);font:700 .82rem/1.2 ui-monospace,SFMono-Regular,Menlo,monospace}.diagram-node.strong{border-color:var(--text)}.diagram-line{height:30px;width:1px;background:var(--line);margin:0 auto}.diagram-branches{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:35px}.cards{display:grid;gap:16px}.cards.three{grid-template-columns:repeat(3,1fr)}.card{border:1px solid var(--line);border-radius:var(--radius);padding:28px;background:var(--bg);min-height:150px;transition:transform .2s,border-color .2s}.card:hover{transform:translateY(-3px);border-color:#aaa}.card span,.cert-card p{color:var(--muted);font-size:.78rem;letter-spacing:.08em;text-transform:uppercase}.card strong{display:block;margin-top:10px}.project-card h3{margin-top:14px}.project-card p{color:var(--muted)}.cert-grid{display:flex;flex-wrap:wrap;gap:18px;margin-top:65px;align-items:stretch}.cert-card{position:relative;flex:0 0 calc((100% - 36px)/3);border:1px solid var(--line);border-radius:var(--radius);padding:16px;background:var(--bg);overflow:visible}.cert-card a{display:block;overflow:hidden;border-radius:12px;background:#eee}.cert-card img{display:block;width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .25s}.cert-card a:hover img{transform:scale(1.025)}.cert-card h3{font-size:1.05rem;margin:18px 4px 4px}.cert-card p{margin:0 4px;letter-spacing:0;text-transform:none}.cert-card:nth-child(1){order:1}.cert-card:nth-child(2){order:2}.cert-card:nth-child(3){order:3}.cert-card:nth-child(4){order:4}.cert-card:nth-child(5){order:5}.cert-card:nth-child(6){order:6}.cert-card:nth-child(7){order:7}.cert-card:nth-child(8){order:8}.cert-card:nth-child(9){order:9}.cert-card:nth-child(11){order:10}.cert-card:nth-child(12){order:11}.cert-card:nth-child(10){order:12}.cert-card:nth-child(13){order:13}.cert-card:nth-child(1)::before,.cert-card:nth-child(4)::before,.cert-card:nth-child(10)::before,.cert-card:nth-child(13)::before{position:absolute;left:0;top:-36px;font-size:.72rem;letter-spacing:.16em;font-weight:800;color:var(--muted)}.cert-card:nth-child(1)::before{content:"2026"}.cert-card:nth-child(4)::before{content:"2025"}.cert-card:nth-child(10)::before{content:"2024"}.cert-card:nth-child(13)::before{content:"2023"}.cert-card:nth-child(4),.cert-card:nth-child(10),.cert-card:nth-child(13){margin-top:42px}.cert-lightbox{position:fixed;inset:0;z-index:100;display:flex;align-items:center;justify-content:center;padding:40px;background:rgba(0,0,0,.82);opacity:0;visibility:hidden;pointer-events:none;transition:opacity .2s,visibility .2s}.cert-lightbox.is-open{opacity:1;visibility:visible;pointer-events:auto}.cert-lightbox-content{max-width:min(1100px,94vw);max-height:90vh;text-align:center}.cert-lightbox-content img{display:block;max-width:100%;max-height:78vh;width:auto;height:auto;margin:0 auto;border-radius:10px;box-shadow:0 20px 70px rgba(0,0,0,.35)}.cert-lightbox-content p{margin:16px 0 0;color:#fff;font-size:.95rem}.cert-lightbox-close{position:absolute;top:18px;right:24px;width:44px;height:44px;border:1px solid rgba(255,255,255,.35);border-radius:50%;background:rgba(0,0,0,.25);color:#fff;font-size:30px;line-height:1;cursor:pointer}.cert-lightbox-close:hover{background:rgba(255,255,255,.12)}body.lightbox-open{overflow:hidden}
/* Enterprise Reference Architecture */
.architecture-page{position:relative}.architecture-hero-diagram{margin:55px 0 75px;padding:45px;border:1px solid var(--line);border-radius:var(--radius);background:linear-gradient(180deg,#fafaf9,#fff)}.architecture-flow{text-align:center}.arch-node{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:12px 22px;border:1px solid var(--line);border-radius:12px;background:#fff;font-weight:700;font-size:.85rem}.arch-node.firewall{border-color:var(--text);box-shadow:0 8px 24px rgba(0,0,0,.06)}.arch-node.segmentation{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.78rem}.arch-arrow{height:35px;display:flex;align-items:center;justify-content:center;color:var(--muted);font-size:1.2rem}.arch-domain-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:35px;padding-top:30px;border-top:1px solid var(--line)}.arch-domain{padding:22px 16px;border:1px solid var(--line);border-radius:14px;background:#fff;text-align:left}.arch-domain strong{display:block;font-size:.95rem;margin-bottom:5px}.arch-domain span{color:var(--muted);font: .78rem ui-monospace,SFMono-Regular,Menlo,monospace}.arch-section-block{margin-top:25px}.arch-domain-cards{margin-top:22px}.arch-bottom-grid{display:grid;grid-template-columns:1fr 1fr;gap:55px;margin-top:70px;padding-top:55px;border-top:1px solid var(--line)}.principles{display:flex;flex-wrap:wrap;gap:10px}.principles span{padding:8px 12px;border:1px solid var(--line);border-radius:999px;background:#fff;font-size:.84rem}.arch-why p:last-child{color:var(--muted);max-width:520px}
.timeline{border-top:1px solid var(--line);margin:45px 0}.timeline div{display:grid;grid-template-columns:120px 1fr;gap:20px;padding:20px 0;border-bottom:1px solid var(--line)}.timeline span{color:var(--muted)}.now-grid{display:grid;grid-template-columns:1fr 1fr;gap:70px;margin-top:45px}.clean-list{margin:0;padding-left:20px;color:var(--muted)}.clean-list li{margin:10px 0}.uses-list{display:flex;flex-wrap:wrap;gap:10px}.uses-list span{border:1px solid var(--line);border-radius:999px;padding:8px 12px;font-size:.85rem}.site-footer{border-top:1px solid var(--line);padding:28px 0;color:var(--muted);font-size:.85rem}.footer-wrap{display:flex;justify-content:space-between;gap:20px}
@media(max-width:980px){.nav{display:none}.nav-wrap{justify-content:space-between}.hero-grid,.now-grid,.arch-bottom-grid{grid-template-columns:1fr}.cards.three{grid-template-columns:1fr}.cert-card{flex-basis:calc((100% - 18px)/2)}.diagram-branches{grid-template-columns:repeat(2,1fr)}.arch-domain-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.container{width:min(var(--max),calc(100% - 28px))}.section{padding:78px 0}.hero{padding-top:85px}.hero-grid{gap:45px}.diagram-branches{grid-template-columns:1fr}.section-heading{display:block}.section-heading .text-link{display:inline-block;margin-top:8px}.timeline div{grid-template-columns:1fr;gap:5px}.footer-wrap{flex-direction:column}.cert-card{flex-basis:100%}.cert-lightbox{padding:20px}.cert-lightbox-close{top:12px;right:12px}.cert-lightbox-content img{max-height:78vh}.architecture-hero-diagram{padding:25px 16px;margin-top:40px}.arch-domain-grid{grid-template-columns:1fr}.arch-domain{padding:18px}.arch-bottom-grid{gap:35px;margin-top:55px;padding-top:40px}}