.main-nav a.active,.main-nav a[aria-current="page"]{color:var(--text);position:relative}
.main-nav a.active:after,.main-nav a[aria-current="page"]:after{content:"";position:absolute;left:0;right:0;bottom:-10px;height:2px;border-radius:2px;background:linear-gradient(90deg,var(--primary),var(--primary-2))}
.page-hero{position:relative;overflow:hidden;padding:112px 0 92px;background:radial-gradient(circle at 20% 20%,rgba(7,87,217,.16),transparent 35%),radial-gradient(circle at 85% 5%,rgba(20,184,166,.14),transparent 30%)}
.page-hero:after{content:"";position:absolute;inset:auto -10% -180px 40%;height:320px;border-radius:50%;background:linear-gradient(90deg,rgba(7,87,217,.12),rgba(20,184,166,.12));filter:blur(55px)}
.narrow{max-width:940px}.page-hero h1{font-size:clamp(2.8rem,6vw,5.7rem);line-height:1;letter-spacing:-.06em;margin:0}.page-hero p{max-width:760px;font-size:1.18rem;color:var(--muted);margin-top:26px}.compact-top{padding-top:72px}
.filter-shell{position:sticky;top:92px;z-index:15;padding:18px;border:1px solid var(--line);border-radius:25px;background:var(--header);backdrop-filter:blur(20px);box-shadow:0 18px 45px rgba(15,35,68,.08)}
.search-field{display:flex;align-items:center;gap:12px;background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:0 16px}.search-field input{width:100%;height:50px;border:0;outline:0;background:transparent;color:var(--text);font:inherit}.search-field span{color:var(--muted);font-size:1.2rem}.filter-chips{display:flex;gap:8px;overflow:auto;padding-top:14px;scrollbar-width:thin}.filter-chips button{white-space:nowrap;border:1px solid var(--line);background:var(--surface);color:var(--muted);padding:8px 13px;border-radius:999px;font-weight:700;cursor:pointer}.filter-chips button.active{background:var(--text);color:var(--bg);border-color:var(--text)}.results-count{color:var(--muted);font-size:.86rem;margin:24px 2px}
.catalog-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.catalog-card{background:var(--surface);border:1px solid var(--line);border-radius:27px;padding:27px;display:flex;flex-direction:column;min-height:390px;transition:transform .25s,box-shadow .25s}.catalog-card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}.catalog-top{display:flex;align-items:center;justify-content:space-between}.catalog-top small,.card-category{font-size:.69rem;letter-spacing:.1em;text-transform:uppercase;color:var(--primary);font-weight:800}.catalog-card h2{font-size:1.35rem;line-height:1.15;margin:23px 0 10px}.catalog-card>p{color:var(--muted)}.catalog-card ul{list-style:none;padding:0;margin:10px 0 24px}.catalog-card li{font-size:.86rem;padding:5px 0;color:var(--muted)}.catalog-card li:before{content:"✓";color:var(--primary-2);margin-right:8px}.catalog-card>a{margin-top:auto;color:var(--primary);font-weight:760;font-size:.9rem}.catalog-card[hidden]{display:none}.empty-state{text-align:center;padding:80px 20px;border:1px dashed var(--line);border-radius:24px;color:var(--muted)}
.center-action{text-align:center;margin-top:36px}.text-link{display:inline-block;color:var(--primary);font-weight:760;margin-top:10px}
.sector-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.sector-card{position:relative;overflow:hidden;background:var(--surface);border:1px solid var(--line);border-radius:28px;padding:30px;min-height:420px;display:flex;flex-direction:column}.sector-number{position:absolute;right:20px;top:10px;font-size:4.8rem;font-weight:900;line-height:1;color:var(--surface-2);letter-spacing:-.08em}.sector-icon{position:relative;width:55px;height:55px;border-radius:17px;display:grid;place-items:center;background:linear-gradient(135deg,rgba(7,87,217,.13),rgba(20,184,166,.18));color:var(--primary);font-size:1.5rem}.sector-card h2{position:relative;font-size:1.45rem;margin:24px 0 10px}.sector-card p{position:relative;color:var(--muted)}.need-list{display:flex;flex-wrap:wrap;gap:7px;margin:10px 0 25px}.need-list span{font-size:.72rem;padding:7px 10px;border-radius:999px;background:var(--surface-2);color:var(--muted)}.sector-card>a{margin-top:auto;color:var(--primary);font-weight:760}.split-feature{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:center}.scale-stack{display:grid;gap:12px}.scale-stack div{display:flex;align-items:center;gap:18px;padding:18px 22px;border:1px solid var(--line);border-radius:18px;background:var(--surface)}.scale-stack strong{color:var(--primary);font-size:.8rem}.scale-stack span{font-weight:760}
.tech-groups{display:grid;gap:70px}.tech-group-title{display:flex;align-items:center;gap:14px;margin-bottom:22px}.tech-group-title>span{width:10px;height:10px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--primary-2));box-shadow:0 0 0 7px rgba(7,87,217,.08)}.tech-group-title h2{margin:0;font-size:1.5rem}.tech-group-title small{margin-left:auto;color:var(--muted)}.tech-matrix{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.tech-matrix article{padding:22px;border:1px solid var(--line);border-radius:22px;background:var(--surface);min-height:165px}.tech-glyph{width:42px;height:42px;border-radius:13px;display:grid;place-items:center;background:var(--surface-2);color:var(--primary);font-weight:900}.tech-matrix strong,.tech-matrix span{display:block}.tech-matrix strong{margin-top:18px}.tech-matrix span{color:var(--muted);font-size:.75rem;margin-top:5px}.architecture-section{background:var(--deep);color:#fff}.architecture-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:70px;align-items:center}.architecture-grid .section-heading p{color:#b9c6d8}.architecture-diagram{display:grid;gap:9px}.architecture-diagram div{padding:17px 22px;border-radius:16px;text-align:center;font-weight:760;background:linear-gradient(90deg,rgba(91,156,255,.16),rgba(55,215,194,.12));border:1px solid rgba(255,255,255,.14)}.architecture-diagram div:nth-child(2){margin-inline:4%}.architecture-diagram div:nth-child(3){margin-inline:8%}.architecture-diagram div:nth-child(4){margin-inline:12%}.architecture-diagram div:nth-child(5){margin-inline:16%}
@media(max-width:980px){.catalog-grid,.sector-grid{grid-template-columns:repeat(2,1fr)}.tech-matrix{grid-template-columns:repeat(2,1fr)}.split-feature,.architecture-grid{grid-template-columns:1fr}.filter-shell{position:relative;top:auto}}
@media(max-width:620px){.page-hero{padding:78px 0 64px}.catalog-grid,.sector-grid,.tech-matrix{grid-template-columns:1fr}.catalog-card,.sector-card{min-height:auto}.filter-chips{padding-bottom:3px}.main-nav a.active:after,.main-nav a[aria-current="page"]:after{display:none}}