/* Общий стиль страниц «ИИ на сцене»: Glassmorphism (UI UX Pro Max №3). Подключают pulse, scenarios и разделы. */
@font-face{font-family:'Onest';font-weight:500;font-display:swap;src:url(fonts/onest-500-cyrillic.woff2) format('woff2');unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}
@font-face{font-family:'Onest';font-weight:500;font-display:swap;src:url(fonts/onest-500-latin.woff2) format('woff2');unicode-range:U+0000-00FF,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212}
@font-face{font-family:'Onest';font-weight:700;font-display:swap;src:url(fonts/onest-700-cyrillic.woff2) format('woff2');unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}
@font-face{font-family:'Onest';font-weight:700;font-display:swap;src:url(fonts/onest-700-latin.woff2) format('woff2');unicode-range:U+0000-00FF,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212}
@font-face{font-family:'IBM Plex Sans';font-weight:400;font-display:swap;src:url(fonts/ibm-plex-sans-400-cyrillic.woff2) format('woff2');unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}
@font-face{font-family:'IBM Plex Sans';font-weight:400;font-display:swap;src:url(fonts/ibm-plex-sans-400-latin.woff2) format('woff2');unicode-range:U+0000-00FF,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212}
@font-face{font-family:'JetBrains Mono';font-weight:500;font-display:swap;src:url(fonts/jetbrains-mono-500-latin.woff2) format('woff2');unicode-range:U+0000-00FF,U+2000-206F,U+2191,U+2193,U+2212}
@font-face{font-family:'JetBrains Mono';font-weight:500;font-display:swap;src:url(fonts/jetbrains-mono-500-cyrillic.woff2) format('woff2');unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}
:root{
  --ground:#EEE7F6; --surface:rgba(255,255,255,.62); --surface-2:rgba(255,255,255,.42); --glass-strong:rgba(255,255,255,.75);
  --ink:#1A1530; --ink-2:#3B3458; --muted:#655E80; --line:rgba(255,255,255,.75); --line-2:rgba(80,60,140,.12);
  --accent:#7C3AED; --accent-soft:rgba(124,58,237,.14); --accent-ink:#6025C9; --hot:#DB2777; --cool:#0F766E;
  --shadow:0 1px 1px rgba(255,255,255,.6) inset,0 18px 44px -20px rgba(76,29,149,.35);
  --blob-1:#F472B6; --blob-2:#A78BFA; --blob-3:#FBBF24; --blob-4:#5EEAD4; --blob-opacity:.55;
  --font-display:"Onest",system-ui,sans-serif; --font-body:"IBM Plex Sans",system-ui,sans-serif; --font-mono:"JetBrains Mono",ui-monospace,monospace;
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){
  color-scheme:dark;
  --ground:#0D0B1E; --surface:rgba(255,255,255,.08); --surface-2:rgba(255,255,255,.05); --glass-strong:rgba(22,18,44,.66);
  --ink:#F5F3FF; --ink-2:#DDD6FE; --muted:#A59FC4; --line:rgba(255,255,255,.16); --line-2:rgba(255,255,255,.08);
  --accent:#A78BFA; --accent-soft:rgba(167,139,250,.18); --accent-ink:#C4B5FD; --hot:#F472B6; --cool:#5EEAD4;
  --shadow:0 1px 1px rgba(255,255,255,.1) inset,0 22px 50px -22px rgba(0,0,0,.8);
  --blob-1:#DB2777; --blob-2:#7C3AED; --blob-3:#F59E0B; --blob-4:#0D9488; --blob-opacity:.42;
}}
:root[data-theme="dark"]{
  color-scheme:dark;
  --ground:#0D0B1E; --surface:rgba(255,255,255,.08); --surface-2:rgba(255,255,255,.05); --glass-strong:rgba(22,18,44,.66);
  --ink:#F5F3FF; --ink-2:#DDD6FE; --muted:#A59FC4; --line:rgba(255,255,255,.16); --line-2:rgba(255,255,255,.08);
  --accent:#A78BFA; --accent-soft:rgba(167,139,250,.18); --accent-ink:#C4B5FD; --hot:#F472B6; --cool:#5EEAD4;
  --shadow:0 1px 1px rgba(255,255,255,.1) inset,0 22px 50px -22px rgba(0,0,0,.8);
  --blob-1:#DB2777; --blob-2:#7C3AED; --blob-3:#F59E0B; --blob-4:#0D9488; --blob-opacity:.42;
}
*{box-sizing:border-box}
body{margin:0;background:var(--ground);color:var(--ink);font-family:var(--font-body);font-size:15px;line-height:1.5;-webkit-font-smoothing:antialiased}
body::before{content:"";position:fixed;inset:-20%;z-index:-1;pointer-events:none;opacity:var(--blob-opacity);
  background:radial-gradient(circle at 18% 22%,var(--blob-1) 0,transparent 32%),radial-gradient(circle at 82% 18%,var(--blob-2) 0,transparent 34%),
  radial-gradient(circle at 70% 82%,var(--blob-3) 0,transparent 30%),radial-gradient(circle at 22% 80%,var(--blob-4) 0,transparent 30%);
  filter:blur(40px);animation:spots 40s ease-in-out infinite alternate}
@keyframes spots{to{transform:translate3d(3%,-2%,0) rotate(6deg) scale(1.06)}}
@media (prefers-reduced-motion: reduce){body::before{animation:none}}
a{color:inherit}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.wrap{max-width:1180px;margin:0 auto;padding-inline:16px;padding-block:12px 40px;display:flex;flex-direction:column;gap:22px}
.glass{background:var(--surface);border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow);
  -webkit-backdrop-filter:blur(16px) saturate(140%);backdrop-filter:blur(16px) saturate(140%)}
@supports not ((backdrop-filter:blur(1px)) or (-webkit-backdrop-filter:blur(1px))){.glass{background:var(--glass-strong)}}

.bar{display:flex;align-items:center;gap:12px 18px;flex-wrap:wrap;padding:12px 16px;position:sticky;top:max(8px,env(safe-area-inset-top,0px));z-index:10}
.mast{display:flex;align-items:center;gap:12px;text-decoration:none;min-width:0}
.mast svg{width:44px;height:44px;flex:none;border-radius:13px;box-shadow:0 8px 24px -10px rgba(124,58,237,.6)}
.mast h1{margin:0;font-family:var(--font-display);font-weight:700;font-size:21px;letter-spacing:-.02em;line-height:1.15}
.mast h1 span{font-weight:500;color:var(--muted)}
.mast small{display:block;font-family:var(--font-mono);font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--accent-ink);margin-top:3px}
.periods{margin-left:auto;display:flex;gap:4px;padding:4px;border-radius:999px;background:var(--surface-2);border:1px solid var(--line)}
.periods button{height:32px;padding:0 14px;border-radius:999px;font-size:13px;color:var(--ink-2);transition:background .2s,color .2s}
.periods button[aria-pressed="true"]{background:var(--ink);color:var(--ground)}
.back{height:40px;padding:0 16px;border-radius:999px;display:inline-flex;align-items:center;gap:6px;text-decoration:none;font-size:13.5px;font-weight:500;background:var(--surface-2);border:1px solid var(--line)}
.back:hover{border-color:var(--accent);color:var(--accent-ink)}


.sec-h{display:flex;align-items:baseline;gap:12px;margin:4px 4px -8px}
.sec-h h3{margin:0;font-family:var(--font-display);font-weight:700;font-size:20px;letter-spacing:-.015em}
.sec-h span{font-family:var(--font-mono);font-size:10.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.note{font-size:13px;color:var(--muted);padding:6px 4px}
.nav{display:flex;gap:6px;flex-wrap:wrap}
.nav a{height:36px;padding:0 14px;border-radius:999px;display:inline-flex;align-items:center;text-decoration:none;font-size:13px;font-weight:500;background:var(--surface-2);border:1px solid var(--line);color:var(--ink-2)}
.nav a:hover{border-color:var(--accent);color:var(--accent-ink)}
.nav a[aria-current="page"]{background:var(--ink);color:var(--ground);border-color:var(--ink)}