:root{--ink:#182033;--muted:#67728a;--line:#e6eaf1;--blue:#2965df;--blue-dark:#1f51ba;--pale:#f4f7fc;--mint:#eaf7f2;--max:1180px}
*{box-sizing:border-box}
body{margin:0;background:#fff;color:var(--ink);font:15px/1.5 Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif}
a{text-decoration:none;color:inherit}
.shell{max-width:var(--max);margin:auto;padding:0 28px}
.topline{height:4px;background:linear-gradient(90deg,#2965df,#79a7ff 60%,#68c9ac)}
.site-header{border-bottom:1px solid var(--line);background:rgba(255,255,255,.94);position:sticky;top:0;z-index:2;backdrop-filter:blur(12px)}
.nav{height:72px;display:flex;align-items:center;gap:34px}
.logo{font-size:24px;font-weight:800;letter-spacing:-1.3px}
.logo .dot{color:var(--blue)}
.primary-nav{display:flex;gap:22px;color:#4e5a70;font-weight:600}
.primary-nav a:hover{color:var(--blue)}

.hero{background:linear-gradient(115deg,#f2f6ff,#f8fbff 54%,#eef9f6);border-bottom:1px solid #e6edf6}
.hero-in{padding:56px 28px;position:relative;overflow:hidden}
.hero-in:after{content:"";position:absolute;width:300px;height:300px;right:-30px;top:-145px;border-radius:50%;border:55px solid #dce8ff;opacity:.65}
.crumb{color:var(--blue);font-size:13px;font-weight:750;letter-spacing:.06em;text-transform:uppercase;position:relative;z-index:1}
.crumb a{color:var(--blue)}
h1{font-size:clamp(30px,4.5vw,50px);line-height:1.06;letter-spacing:-1.8px;max-width:670px;margin:12px 0 14px;position:relative;z-index:1}
.intro{max-width:570px;color:var(--muted);font-size:17px;margin:0 0 20px;position:relative;z-index:1}

.search{display:flex;align-items:center;gap:8px;padding:6px;background:#fff;border:1px solid #d9e2f0;border-radius:12px;box-shadow:0 16px 30px #3969a51a;max-width:560px;position:relative;z-index:1}
.search input{border:0;outline:0;flex:1;font:inherit;padding:10px 8px;min-width:120px}
.search button{border:0;background:var(--blue);color:#fff;border-radius:8px;padding:11px 20px;font:inherit;font-weight:700;cursor:pointer}

.section{padding:44px 0}
.section.soft{background:var(--pale)}
.title-row{display:flex;align-items:end;justify-content:space-between;gap:16px;margin-bottom:20px}
.title-row h2{margin:0;font-size:24px;letter-spacing:-.6px}
.title-row a{color:var(--blue);font-weight:700;font-size:14px}

.catalog{display:grid;grid-template-columns:repeat(4,1fr);gap:13px}
.catalog a{min-height:130px;background:#fff;border:1px solid var(--line);border-radius:13px;padding:18px;display:flex;flex-direction:column;transition:.18s}
.catalog a:hover{border-color:#a7c1f4;box-shadow:0 9px 22px #1c4b8c12;transform:translateY(-2px)}
.catalog strong{font-size:16px}
.catalog span{font-size:13px;color:var(--muted);margin-top:3px}

.layout{display:grid;grid-template-columns:1.6fr .9fr;gap:28px}
.side{background:#142a55;border-radius:14px;padding:25px;color:#fff}
.side .eyebrow{color:#99c0ff;text-transform:uppercase;font-size:12px;letter-spacing:.08em;font-weight:750}
.side h3{font-size:22px;line-height:1.15;margin:8px 0 10px}
.side p{color:#cfdaed;margin:0 0 18px}
.side a{display:inline-block;background:#fff;color:#194baf;padding:10px 14px;border-radius:8px;font-weight:750;font-size:14px}

.apps{border:1px solid var(--line);border-radius:14px;background:#fff;overflow:hidden}
.app{display:flex;gap:14px;align-items:center;padding:15px 17px;border-bottom:1px solid var(--line)}
.app:last-child{border:0}
.app-icon{width:42px;height:42px;border-radius:11px;display:grid;place-items:center;flex:none;color:#fff;font-weight:800;background:linear-gradient(135deg,#4d84f7,#2b58c2)}
.app-main{flex:1;min-width:0}
.app-main strong{display:block}
.app-main span{font-size:13px;color:var(--muted);display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.download{font-size:13px;color:var(--blue);font-weight:750;flex:none}

.chips{display:grid;grid-template-columns:repeat(4,1fr);gap:9px}
.chips a{border:1px solid var(--line);background:#fff;border-radius:9px;padding:10px 12px;font-weight:650;font-size:14px;text-align:center}
.chips a:hover{color:var(--blue);border-color:#b8cbed}

.pagination{display:flex;align-items:center;gap:16px;justify-content:center;margin-top:20px;font-size:14px}
.pagination a{color:var(--blue);font-weight:700}
.muted{color:var(--muted)}
code{background:#eef2f8;padding:2px 6px;border-radius:4px}

.screens{display:flex;gap:10px;overflow-x:auto;margin-bottom:20px}
.screens img{max-height:220px;border-radius:10px;border:1px solid var(--line)}
.program-body{max-width:720px}
.prose{white-space:pre-line;line-height:1.6}
.program-meta{list-style:none;padding:0;color:var(--muted);font-size:14px}
.program-meta li{padding:4px 0;border-bottom:1px solid var(--line)}
.file-missing{display:inline-block;margin-top:16px;padding:12px 22px;border-radius:9px;background:var(--pale);color:var(--muted);font-weight:600;border:1px dashed var(--line)}
.download-btn{display:inline-block;margin-top:16px;background:var(--blue);color:#fff;padding:12px 22px;border-radius:9px;font-weight:700}

.article-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.article-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:13px;overflow:hidden;transition:.18s}
.article-card:hover{border-color:#a7c1f4;box-shadow:0 9px 22px #1c4b8c12;transform:translateY(-2px)}
.article-cover{width:100%;aspect-ratio:1200/630;object-fit:cover;background:var(--pale)}
.article-card-body{padding:14px 16px;display:flex;flex-direction:column;gap:6px}
.article-card-body strong{font-size:16px;line-height:1.3}
.article-card-body span{font-size:13px;color:var(--muted)}
.article-card-body time{font-size:12px;color:var(--muted)}
.article-hero-cover{width:100%;max-height:420px;object-fit:cover;border-radius:14px;margin-bottom:16px}
.article-body{max-width:720px;line-height:1.7}
.article-body h2{font-size:24px;letter-spacing:-.5px;margin:32px 0 12px}
.article-body h3{font-size:19px;margin:26px 0 10px}
.article-body p{margin:0 0 16px}
.article-body ul,.article-body ol{margin:0 0 16px;padding-left:22px}
.article-body li{margin:4px 0}
.article-body blockquote{margin:0 0 16px;padding:4px 16px;border-left:3px solid var(--blue);color:var(--muted)}
.article-body pre{background:#0f1a30;color:#e8edf7;padding:14px 16px;border-radius:10px;overflow-x:auto;margin:0 0 16px}
.article-body pre code{background:none;padding:0}
.article-body table{border-collapse:collapse;width:100%;margin:0 0 16px}
.article-body th,.article-body td{border:1px solid var(--line);padding:8px 10px;text-align:left}
.article-body img{max-width:100%;border-radius:10px}

.footer{padding:30px 0;color:var(--muted);font-size:13px;border-top:1px solid var(--line)}
.footer-in{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
.counter{line-height:0}
.counter img{vertical-align:middle;border-radius:4px}

@media(max-width:800px){
  .primary-nav{display:none}
  .catalog{grid-template-columns:repeat(2,1fr)}
  .chips{grid-template-columns:repeat(2,1fr)}
  .article-grid{grid-template-columns:repeat(2,1fr)}
  .layout{grid-template-columns:1fr}
  .search{flex-wrap:wrap}
  .search input{flex-basis:70%}
  .search button{flex:1}
}
@media(max-width:480px){
  .shell,.hero-in{padding-left:18px;padding-right:18px}
  .catalog{gap:9px}
  .article-grid{grid-template-columns:1fr}
  .catalog a{min-height:110px;padding:14px}
  h1{letter-spacing:-1.2px}
  .title-row h2{font-size:21px}
}