:root{--bg:#071019;--surface:#0d1823;--surface-2:#111f2d;--line:#203143;--text:#eef6fb;--muted:#8fa4b8;--cyan:#5fd0ff;--cyan-2:#8ce2ff;--orange:#f5a524;--radius:18px;--shadow:0 18px 48px rgba(0,0,0,.22);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth;background:var(--bg)}body{margin:0;background:radial-gradient(circle at 75% -10%,rgba(95,208,255,.13),transparent 34%),var(--bg);color:var(--text);line-height:1.6}a{color:inherit;text-decoration:none}.container{width:min(1180px,calc(100% - 40px));margin-inline:auto}.site-header{position:sticky;top:0;z-index:30;background:#071019e0;backdrop-filter:blur(16px);border-bottom:1px solid rgba(255,255,255,.06)}.nav-shell{min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:28px}.brand{display:inline-flex;align-items:center;gap:11px;font-weight:800;letter-spacing:.04em;white-space:nowrap}.brand b{color:var(--cyan)}.brand-mark{width:36px;height:36px;border:1px solid rgba(95,208,255,.45);border-radius:11px;display:grid;place-items:center;color:var(--cyan);background:linear-gradient(135deg,#5fd0ff29,#f5a52412);font-weight:900}.main-nav{display:flex;gap:26px;align-items:center}.main-nav a{font-size:.93rem;color:#c1d0dc}.main-nav a:hover{color:var(--cyan)}.menu-button{display:none;background:none;border:0;color:#fff;font-size:1.45rem}.hero{padding:94px 0 62px;position:relative;overflow:hidden}.hero:after{content:"";position:absolute;width:420px;height:420px;border:1px solid rgba(95,208,255,.13);border-radius:50%;right:-120px;top:-80px;box-shadow:0 0 0 52px #5fd0ff06,0 0 0 105px #5fd0ff04}.hero-grid{display:grid;grid-template-columns:1.4fr .8fr;gap:58px;align-items:end}.eyebrow{display:inline-flex;gap:8px;align-items:center;color:var(--cyan);font-size:.78rem;font-weight:800;text-transform:uppercase;letter-spacing:.15em}.eyebrow:before{content:"";width:28px;height:2px;background:var(--cyan)}h1,h2,h3{line-height:1.12;margin:0}.hero h1{font-size:clamp(2.7rem,6vw,5.8rem);max-width:850px;letter-spacing:-.05em;margin-top:18px}.hero h1 span{color:var(--cyan)}.lead{font-size:1.15rem;color:#b3c2d0;max-width:760px;margin:28px 0 0}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}.button{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 19px;border-radius:12px;border:1px solid var(--line);font-weight:700}.button.primary{background:var(--cyan);color:#041019;border-color:transparent}.button.ghost:hover{border-color:var(--cyan);color:var(--cyan)}.pulse-card{padding:24px;background:linear-gradient(180deg,#111f2df0,#09131deb);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}.pulse-line{display:flex;justify-content:space-between;gap:14px;padding:13px 0;border-bottom:1px solid rgba(255,255,255,.06)}.pulse-line:last-child{border-bottom:0}.pulse-line strong{font-size:.88rem}.pulse-line span{color:var(--muted);font-size:.84rem;text-align:right}.section{padding:72px 0}.section-alt{background:#ffffff05;border-block:1px solid rgba(255,255,255,.045)}.section-head{display:flex;align-items:end;justify-content:space-between;gap:30px;margin-bottom:28px}.section-head h2,.page-head h1{font-size:clamp(2rem,4vw,3.6rem);letter-spacing:-.04em}.section-head p,.page-head p{color:var(--muted);max-width:660px;margin:10px 0 0}.link-arrow{color:var(--cyan);font-weight:700}.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.card{background:linear-gradient(180deg,var(--surface),rgba(13,24,35,.72));border:1px solid var(--line);border-radius:var(--radius);padding:24px;min-height:220px;transition:.2s ease}.card:hover{transform:translateY(-3px);border-color:#5fd0ff6b}.card .tag,.tag{display:inline-flex;padding:5px 9px;border-radius:999px;background:#5fd0ff1a;color:var(--cyan-2);font-size:.73rem;font-weight:800;text-transform:uppercase;letter-spacing:.06em}.card h3{font-size:1.27rem;margin:18px 0 10px}.card p{color:var(--muted);margin:0}.feature-card{min-height:310px;display:flex;flex-direction:column;justify-content:flex-end;position:relative;overflow:hidden}.feature-card:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 85% 0,rgba(95,208,255,.17),transparent 43%)}.feature-card>*{position:relative}.topic-card{min-height:165px}.topic-card b{display:block;color:var(--cyan);font-size:1.9rem;margin-bottom:18px}.page-head{padding:72px 0 40px;border-bottom:1px solid rgba(255,255,255,.05)}.content-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}.resource-group{margin-top:38px}.resource-list{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.resource{padding:17px 18px;border:1px solid var(--line);border-radius:14px;background:var(--surface);color:#cad7e2}.resource span{display:block;color:var(--muted);font-size:.82rem;margin-top:5px}.timeline{display:grid;gap:12px}.timeline-row{display:grid;grid-template-columns:150px 1fr;gap:18px;padding:20px;border:1px solid var(--line);border-radius:14px;background:var(--surface)}.timeline-row .place{color:var(--cyan);font-weight:800}.notice{padding:18px 20px;border-left:3px solid var(--orange);background:#f5a52412;color:#cbd7e1;border-radius:0 12px 12px 0}.site-footer{margin-top:70px;padding:55px 0 24px;background:#050b11;border-top:1px solid rgba(255,255,255,.06)}.footer-grid{display:grid;grid-template-columns:2fr repeat(3,1fr);gap:40px}.footer-grid h3{font-size:.86rem;color:#fff;margin-bottom:14px}.footer-grid p,.footer-grid a,.footer-grid span{display:block;color:#7f95a8;font-size:.88rem;margin:8px 0}.footer-grid a:hover{color:var(--cyan)}.footer-bottom{margin-top:36px;padding-top:20px;border-top:1px solid rgba(255,255,255,.06);display:flex;justify-content:space-between;color:#607487;font-size:.8rem}.footer-brand{margin-bottom:14px}@media(max-width:900px){.hero-grid,.footer-grid{grid-template-columns:1fr}.grid-3,.grid-4,.resource-list{grid-template-columns:repeat(2,1fr)}.main-nav{display:none;position:absolute;top:76px;left:0;right:0;padding:18px 20px 25px;background:#08111a;border-bottom:1px solid var(--line);flex-direction:column;align-items:flex-start}.main-nav.open{display:flex}.menu-button{display:block}}@media(max-width:620px){.container{width:min(100% - 26px,1180px)}.hero{padding-top:58px}.hero h1{font-size:3rem}.grid-3,.grid-4,.content-grid,.resource-list{grid-template-columns:1fr}.section{padding:52px 0}.section-head{align-items:flex-start;flex-direction:column}.timeline-row{grid-template-columns:1fr}.footer-bottom{flex-direction:column;gap:8px}}
