:root{--bg:#0a0b10;--bg-elev:#0f1220;--text:#e9eef5;--muted:#bac3cf;--brand:#ff2dac;--brand-2:#00d8ff;--shadow:0 10px 30px rgba(0,0,0,.45)}
*{box-sizing:border-box}html,body{height:100%}
body{margin:0;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Cantarell,Noto Sans,Arial;background:radial-gradient(1200px 800px at 80% -10%, rgba(255,45,172,.12), transparent 60%),var(--bg);color:var(--text);line-height:1.6;overflow-x:hidden}
a{color:var(--brand-2)}a:hover{text-decoration:underline}
.container{max-width:1100px;margin:0 auto;padding:clamp(18px,2vw,28px)}
.center{display:grid;place-items:center;text-align:center}
.site-header{position:sticky;top:0;z-index:50;background:linear-gradient(180deg, rgba(10,11,16,.9), rgba(10,11,16,.7) 60%, transparent);backdrop-filter:blur(6px);border-bottom:1px solid rgba(255,255,255,.06);display:flex;align-items:center;gap:16px;padding:14px clamp(18px,2vw,28px)}
.brand{display:flex;align-items:center;gap:12px;font-weight:800;color:var(--text)}.brand-text{font-size:clamp(16px,3vw,20px)}
.nav{margin-left:auto;display:flex;gap:18px}.nav a{padding:10px 12px;border-radius:999px;font-weight:600;color:var(--text)}.nav a:hover{background:rgba(255,255,255,.08);text-decoration:none}
.hero{position:relative;overflow:hidden;padding:60px 0 24px}.hero-inner{position:relative}
.hero h1{font-size:clamp(28px,4.5vw,48px);line-height:1.06;margin:0 0 10px}.hero .lead{font-size:clamp(15px,2vw,18px);color:var(--muted);max-width:800px}
.accent{background:linear-gradient(90deg,var(--brand),var(--brand-2));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-cta{display:flex;gap:12px;margin:18px 0 6px}
.btn{display:inline-flex;align-items:center;gap:10px;padding:12px 16px;border-radius:12px;font-weight:700;border:1px solid transparent;cursor:pointer}
.btn.small{padding:8px 12px;font-weight:700;border-radius:10px}
.btn-primary{background:linear-gradient(180deg,var(--brand),var(--brand-2));color:#0b0b10}
.btn-ghost{color:var(--text);border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.03)}
.badges{display:flex;flex-wrap:wrap;gap:10px;list-style:none;padding:0;margin:18px 0 0}.badges li{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.08);padding:8px 12px;border-radius:999px;font-weight:600}
.hero-bg{position:absolute;inset:0;pointer-events:none}.grid-lines::before,.grid-lines::after{content:'';position:absolute;inset:-200px -200px;background:radial-gradient(circle at 30% 40%, rgba(0,216,255,.18), transparent 25%),repeating-linear-gradient(to right, rgba(255,255,255,.06) 0 1px, transparent 1px 120px),repeating-linear-gradient(to bottom, rgba(255,255,255,.06) 0 1px, transparent 1px 120px);transform:perspective(600px) rotateX(45deg);filter:blur(1px)}.orbits::after,.orbits::before{content:'';position:absolute;width:900px;height:900px;border-radius:50%;border:1px dashed rgba(255,255,255,.06);left:50%;top:10%;transform:translateX(-50%);animation:spin 35s linear infinite}.orbits::after{width:600px;height:600px;top:-10%;animation-duration:55s}@keyframes spin{to{transform:translateX(-50%) rotate(360deg)}}
/* DAG section FULL-WIDTH centered */
.dag-section{width:100%;padding:0 16px;display:flex;justify-content:center;margin:24px 0}
.dag-frame{position:relative;width:100%;max-width:1280px;border-radius:16px;overflow:hidden;border:1px solid rgba(255,255,255,.08);background:linear-gradient(180deg,#0a0b10,#0f1220);box-shadow:var(--shadow);margin-inline:auto}
.dag-canvas{display:block;width:100%;height:clamp(260px, 35vw, 420px)}
.dag-overlay{position:absolute;inset:0 0 auto 0;padding:10px 14px;background:linear-gradient(180deg, rgba(10,11,16,.75), rgba(10,11,16,0));display:flex;align-items:center;justify-content:space-between;gap:12px}
.dag-overlay .metrics{display:flex;align-items:center;gap:10px;color:var(--text);font-weight:800}.dag-overlay .metrics strong{opacity:.9}.dag-overlay .metrics .sep{opacity:.6}.dag-overlay .unit{opacity:.8}
/* Footer */
.site-footer{margin-top:28px;padding:28px clamp(18px,2vw,28px);background:#090a10;border-top:1px solid rgba(255,255,255,.06)}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:18px}.footer-bottom{margin-top:14px;color:var(--muted)}
.page-404{min-height:60vh;display:grid;place-items:center}
.fx-up{opacity:0;transform:translateY(14px);animation:rise .8s ease forwards}.fx-in{opacity:0;transform:scale(.98);animation:pop .6s ease forwards}@keyframes rise{to{opacity:1;transform:none}}@keyframes pop{to{opacity:1;transform:none}}