:root{--ink:#120a24;--ink2:#2c2540;--muted:#6b6482;--faint:#9b95ad;--line:#e7e3f1;--line2:#d9d3ea;--bg:#f7f6fb;--paper:#fff;--soft:#f2f0f8;
--dark:#0f051a;--dark2:#1a0b2e;--orange:#f97316;--purple:#7c3aed;--purple2:#6d28d9;--cyan:#06b6d4;--cyanl:#00ffff;--pink:#d946ef;
--mono:"JetBrains Mono","Fira Code",ui-monospace,SFMono-Regular,Menlo,monospace;--sans:Inter,system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
--w:1200px;--r:14px;--sh:0 1px 2px rgba(18,10,36,.04),0 12px 32px -20px rgba(18,10,36,.22)}
*{box-sizing:border-box}html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.6 var(--sans);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
body.article{background:var(--paper)}
img{max-width:100%;height:auto}
a{color:var(--purple2)}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
/* шапка */
.hdr{position:sticky;top:0;z-index:50;background:rgba(15,5,26,.94);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid rgba(255,255,255,.08);transition:box-shadow .3s}
.hdr.sc{box-shadow:0 10px 30px -12px rgba(0,0,0,.6)}
.hdr .in{max-width:var(--w);margin:0 auto;padding:0 24px;height:66px;display:flex;align-items:center;gap:28px}
.logo{display:inline-flex;align-items:center;gap:10px;color:var(--cyanl);font:700 19px/1 var(--mono);letter-spacing:-.01em;text-decoration:none;text-shadow:0 0 16px rgba(0,240,255,.45);white-space:nowrap;flex:none}
.logo svg{width:28px;height:28px;color:var(--orange);filter:drop-shadow(0 0 8px rgba(255,122,0,.5))}
.hnav{display:flex;gap:26px;margin-left:auto}
.hnav a{font:600 12px/1 var(--mono);letter-spacing:.14em;text-transform:uppercase;color:#a1a1aa;text-decoration:none;padding:8px 0;transition:color .2s;white-space:nowrap}
.hnav a:hover,.hnav a[aria-current]{color:var(--cyanl)}
.lsw{font:700 11px/1 var(--mono);letter-spacing:.14em;color:#a1a1aa;text-decoration:none;border:1px solid rgba(255,255,255,.18);border-radius:999px;padding:8px 12px;transition:.2s;white-space:nowrap}
.lsw:hover{color:var(--cyanl);border-color:var(--cyanl)}
.cyber{display:inline-block;background:linear-gradient(135deg,var(--cyanl),var(--purple));color:var(--dark);font:700 12px/1 var(--mono);letter-spacing:.14em;text-transform:uppercase;padding:13px 26px;text-decoration:none;clip-path:polygon(12px 0,100% 0,calc(100% - 12px) 100%,0 100%);box-shadow:0 0 18px rgba(0,255,255,.25);transition:filter .2s,transform .2s;white-space:nowrap;text-align:center}
.cyber:hover{filter:brightness(1.1);transform:translateY(-1px);text-decoration:none}
.hdr .cyber{flex:none}
.burger{display:none;margin-left:auto;width:44px;height:44px;border:0;background:none;cursor:pointer;padding:10px;flex-direction:column;justify-content:center;gap:5px}
.burger span{display:block;height:2px;background:var(--cyanl);border-radius:2px;transition:transform .25s,opacity .25s}
.burger[aria-expanded=true] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger[aria-expanded=true] span:nth-child(2){opacity:0}
.burger[aria-expanded=true] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.mnav{display:none;background:var(--dark);border-bottom:1px solid rgba(255,255,255,.08);padding:6px 24px 20px}
.mnav.open{display:block}
.mnav a:not(.cyber){display:block;padding:15px 0;font:600 14px/1 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:#d4d4d8;text-decoration:none;border-bottom:1px solid rgba(255,255,255,.06)}
.mnav .cyber{display:block;margin-top:18px}
@media(max-width:900px){.hnav,.hdr .in>.cyber,.hdr .in>.lsw{display:none}.burger{display:flex}.hdr .in{height:62px;padding:0 16px}.mnav{padding:0 16px 18px}}
/* верхняя полоса */
.band{background:linear-gradient(180deg,#f1edfa 0%,var(--bg) 100%);position:relative;overflow:hidden}
body.article .band{background:linear-gradient(180deg,#f1edfa 0%,#faf9fd 100%);border-bottom:1px solid var(--line)}
.band:before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(124,58,237,.07) 1px,transparent 1px),linear-gradient(90deg,rgba(124,58,237,.07) 1px,transparent 1px);background-size:48px 48px;-webkit-mask-image:linear-gradient(180deg,#000,transparent 90%);mask-image:linear-gradient(180deg,#000,transparent 90%);pointer-events:none}
.band .in{position:relative;max-width:var(--w);margin:0 auto;padding:40px 24px 40px}
.crumbs{font:500 12px/1.5 var(--mono);color:var(--muted);display:flex;flex-wrap:wrap;gap:8px;margin:0 0 20px;letter-spacing:.02em}
.crumbs a{color:var(--muted);text-decoration:none}.crumbs a:hover{color:var(--purple2)}
.crumbs span.sep{color:var(--faint)}
.kick{display:inline-flex;align-items:center;gap:10px;font:700 11.5px/1 var(--mono);letter-spacing:.16em;text-transform:uppercase;color:var(--purple2)}
.kick:before{content:"";width:22px;height:2px;background:var(--orange);flex:none}
h1{font:800 clamp(30px,4.2vw,50px)/1.1 var(--sans);letter-spacing:-.025em;margin:14px 0 16px;max-width:900px;color:var(--ink);overflow-wrap:break-word}
.lede{font-size:clamp(17px,1.5vw,20px);line-height:1.55;color:var(--ink2);max-width:760px;margin:0 0 22px}
.meta{display:flex;flex-wrap:wrap;gap:6px 0;font:500 12.5px/1.5 var(--mono);color:var(--muted);letter-spacing:.02em}
.meta span+span:before{content:"·";margin:0 12px;color:var(--faint)}
.chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:4px}
.chip{font:600 12px/1 var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--ink2);text-decoration:none;border:1px solid var(--line2);background:rgba(255,255,255,.7);border-radius:999px;padding:10px 16px;transition:.2s}
.chip:hover{border-color:var(--purple);color:var(--purple2);background:#fff}
/* индекс */
.sec{max-width:var(--w);margin:0 auto;padding:46px 24px 6px;scroll-margin-top:80px}
.sec-h{display:grid;grid-template-columns:auto 1fr;gap:6px 22px;align-items:baseline;margin-bottom:24px;padding-bottom:16px;border-bottom:1px solid var(--line2)}
.sec-h .n{font:700 13px var(--mono);color:var(--orange);letter-spacing:.14em}
.sec-h h2{margin:0;font:800 clamp(22px,2.4vw,27px)/1.2 var(--sans);letter-spacing:-.02em}
.sec-h p{grid-column:2;margin:0;color:var(--muted);font-size:15px;line-height:1.55;max-width:680px}
.cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
@media(max-width:1000px){.cards{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:620px){.cards{grid-template-columns:minmax(0,1fr);gap:16px}}
.card{position:relative;display:flex;flex-direction:column;background:var(--paper);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;box-shadow:var(--sh);transition:transform .25s cubic-bezier(.2,.7,.2,1),box-shadow .25s,border-color .25s}
.card:hover{transform:translateY(-4px);box-shadow:0 2px 4px rgba(18,10,36,.05),0 26px 40px -22px rgba(124,58,237,.4);border-color:#d6cdf0}
.tile{height:124px;position:relative;display:flex;align-items:flex-end;gap:10px;padding:16px 18px;background:linear-gradient(135deg,var(--c1),var(--c2));color:#fff;overflow:hidden;flex:none}
.tile:before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.14) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.14) 1px,transparent 1px);background-size:24px 24px;-webkit-mask-image:linear-gradient(135deg,#000 10%,transparent 75%);mask-image:linear-gradient(135deg,#000 10%,transparent 75%)}
.tile svg{position:absolute;right:-22px;top:-18px;width:160px;height:160px;opacity:.18;transform:rotate(-8deg);color:#fff}
.tile b{position:relative;font:800 20px/1.1 var(--mono);letter-spacing:.06em;text-transform:uppercase;text-shadow:0 2px 12px rgba(0,0,0,.3)}
.tile i{position:relative;margin-left:auto;font:600 10.5px/1 var(--mono);letter-spacing:.14em;text-transform:uppercase;opacity:.85;white-space:nowrap}
.card .b{padding:18px 20px 18px;display:flex;flex-direction:column;gap:10px;flex:1}
.card h3{margin:0;font:700 17.5px/1.32 var(--sans);letter-spacing:-.01em;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.card h3 a{color:var(--ink);text-decoration:none}
.card h3 a:after{content:"";position:absolute;inset:0}
.card p{margin:0;color:var(--muted);font-size:14.5px;line-height:1.55;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.card .f{margin-top:auto;padding-top:12px;border-top:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;font:500 12px var(--mono);color:var(--faint);gap:10px}
.card .f .go{color:var(--orange);font-weight:700;transition:transform .2s;font-size:16px}
.card:hover .f .go{transform:translateX(4px)}
.xl{max-width:var(--w);margin:36px auto 0;padding:0 24px}
.xl .box{background:var(--paper);border:1px solid var(--line);border-radius:var(--r);padding:22px 24px;display:flex;flex-wrap:wrap;gap:8px 24px;align-items:center;justify-content:space-between}
.xl h2{margin:0;font:800 19px/1.3 var(--sans)}.xl p{margin:4px 0 0;color:var(--muted);font-size:14.5px;max-width:640px}
/* статья */
.page{max-width:var(--w);margin:0 auto;padding:0 24px}
.layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:64px;align-items:stretch;padding:40px 0 20px}
@media(max-width:960px){.layout{grid-template-columns:minmax(0,1fr);gap:40px;padding-top:28px}}
.all{padding:36px 0 0;border-top:1px solid var(--line);margin-top:30px}
.all .sec-h{border-bottom:0;margin-bottom:10px}
.all .cols{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:32px}
@media(max-width:860px){.all .cols{grid-template-columns:minmax(0,1fr);gap:22px}}
.art{max-width:760px;min-width:0;font-size:17.5px;line-height:1.72;color:var(--ink2);counter-reset:sec}
.art p,.art li{overflow-wrap:break-word}
.art>p:first-of-type{font-size:19px;color:var(--ink)}
.art h2{font:800 27px/1.25 var(--sans);letter-spacing:-.02em;color:var(--ink);margin:46px 0 14px;scroll-margin-top:92px;display:flex;gap:14px;align-items:baseline}
.art h2:before{counter-increment:sec;content:counter(sec,decimal-leading-zero);font:700 13px/1 var(--mono);color:var(--orange);letter-spacing:.1em;flex:none;transform:translateY(-2px)}
.art h3{font:700 20px/1.3 var(--sans);color:var(--ink);margin:30px 0 10px;scroll-margin-top:92px}
.art p{margin:0 0 18px}
.art a{color:var(--purple2);text-decoration:underline;text-decoration-color:rgba(109,40,217,.35);text-underline-offset:3px;text-decoration-thickness:1.5px;transition:text-decoration-color .2s}
.art a:hover{text-decoration-color:var(--orange)}
.art ul,.art ol{padding-left:24px;margin:0 0 20px}
.art li{margin:7px 0;padding-left:4px}
.art li::marker{color:var(--purple);font-weight:700}
.art strong{color:var(--ink);font-weight:700}
.art figure{margin:32px 0}
.art figure img{width:100%;height:auto;display:block;border-radius:12px;border:1px solid var(--line);box-shadow:var(--sh)}
.art figcaption{margin-top:12px;font:500 13px/1.55 var(--mono);color:var(--muted);padding-left:14px;border-left:2px solid var(--orange)}
.tblwrap{overflow-x:auto;margin:26px 0;border:1px solid var(--line);border-radius:12px;-webkit-overflow-scrolling:touch;background:#fff}
.art table{border-collapse:collapse;width:100%;margin:0;font-size:15px;line-height:1.5;min-width:600px}
.art th{background:var(--soft);font:700 11.5px/1.4 var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--ink);text-align:left;padding:12px 14px;border-bottom:1px solid var(--line2);white-space:nowrap}
.art td{padding:12px 14px;border-top:1px solid var(--line);vertical-align:top;overflow-wrap:normal;word-break:normal}
.art tbody tr:first-child td{border-top:0}
.art td:first-child{min-width:150px;font-weight:600;color:var(--ink)}
.art td:first-child code{font-weight:500}
.art code{font:500 .88em/1.5 var(--mono);background:var(--soft);border:1px solid var(--line);border-radius:6px;padding:2px 6px;color:#4c1d95;overflow-wrap:anywhere}
.art pre{background:var(--dark);color:#e4e4e7;border-radius:12px;padding:18px 20px;overflow:auto;font:500 13.5px/1.6 var(--mono);margin:0 0 22px}
.art pre code{background:none;border:0;padding:0;color:inherit;font-size:inherit;overflow-wrap:normal}
.note,.tip{border-radius:12px;padding:16px 20px;margin:26px 0;font-size:16.5px;border:1px solid;border-left-width:4px}
.note{background:#fff7ed;border-color:#fed7aa;border-left-color:var(--orange)}
.tip{background:#ecfeff;border-color:#a5f3fc;border-left-color:var(--cyan)}
.note p:last-child,.tip p:last-child{margin-bottom:0}
.faq{margin-top:10px}
.faq h2{margin-bottom:6px}
.faq details{border-top:1px solid var(--line)}
.faq details:last-child{border-bottom:1px solid var(--line)}
.faq summary{list-style:none;cursor:pointer;padding:16px 44px 16px 0;font:700 17px/1.4 var(--sans);color:var(--ink);position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary:after{content:"+";position:absolute;right:6px;top:11px;font:400 28px/1 var(--mono);color:var(--orange);transition:transform .25s}
.faq details[open] summary:after{transform:rotate(45deg)}
.faq details p{margin:0 0 18px;font-size:16.5px}
.cta{position:relative;overflow:hidden;background:var(--dark);color:#fff;border-radius:16px;padding:34px 36px;margin:46px 0 0}
.cta:before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(0,255,255,.09) 1px,transparent 1px),linear-gradient(90deg,rgba(0,255,255,.09) 1px,transparent 1px);background-size:32px 32px;-webkit-mask-image:linear-gradient(115deg,#000 20%,transparent 70%);mask-image:linear-gradient(115deg,#000 20%,transparent 70%)}
.cta:after{content:"";position:absolute;right:-80px;top:-80px;width:280px;height:280px;border-radius:50%;background:radial-gradient(circle,rgba(124,58,237,.55),transparent 65%)}
.cta>*{position:relative;z-index:1}
.cta h3{margin:0 0 8px;font:800 24px/1.2 var(--sans);letter-spacing:-.02em;color:#fff}
.cta p{color:#a1a1aa;margin:0 0 22px;font-size:16px;max-width:560px}
@media(max-width:640px){.cta{padding:26px 22px}}
.rel{margin-top:46px}
.rel h3{font:800 20px/1.2 var(--sans);margin:0 0 16px;letter-spacing:-.01em}
.rel .cards{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
@media(max-width:560px){.rel .cards{grid-template-columns:minmax(0,1fr)}}
.rel .tile{height:72px}.rel .tile b{font-size:15px}.rel .tile svg{width:110px;height:110px}
.rel .card h3{font-size:16px}
/* сайдбар */
.side{min-width:0}
.stick{position:sticky;top:84px;display:flex;flex-direction:column;gap:24px;max-height:calc(100vh - 100px);overflow:auto;scrollbar-width:thin;padding-bottom:4px}
@media(max-width:960px){.stick{position:static;max-height:none;overflow:visible}.side .more{display:none}}
.box h4{font:700 11.5px/1 var(--mono);letter-spacing:.16em;text-transform:uppercase;color:var(--muted);margin:0 0 12px}
.toc ol{list-style:none;margin:0;padding:0;border-left:2px solid var(--line);max-height:calc(100vh - 340px);overflow:auto}
.toc li a{display:block;padding:6px 0 6px 14px;margin-left:-2px;border-left:2px solid transparent;font-size:14px;line-height:1.4;color:var(--ink2);text-decoration:none;transition:color .2s,border-color .2s}
.toc li a:hover{color:var(--purple2)}
.toc li a.on{color:var(--purple2);border-left-color:var(--orange);font-weight:600}
.toc-m{display:none}
@media(max-width:960px){.toc-m{display:block}.side .toc{display:none}}
.toc-m details{border:1px solid var(--line);border-radius:12px;background:var(--soft);padding:0 18px;margin:0 0 28px}
.toc-m summary{list-style:none;cursor:pointer;padding:14px 0;font:700 12px/1 var(--mono);letter-spacing:.16em;text-transform:uppercase;color:var(--ink);display:flex;justify-content:space-between;align-items:center}
.toc-m summary::-webkit-details-marker{display:none}
.toc-m summary:after{content:"+";font:400 22px/1 var(--mono);color:var(--orange)}
.toc-m details[open] summary:after{content:"−"}
.toc-m ol{margin:0;padding:0 0 12px 18px;font-size:15px}.toc-m li{margin:6px 0}.toc-m li a{color:var(--ink2);text-decoration:none}
.trial{background:var(--dark);color:#fff;border-radius:14px;padding:22px 22px 24px;position:relative;overflow:hidden}
.trial:before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(0,255,255,.08) 1px,transparent 1px),linear-gradient(90deg,rgba(0,255,255,.08) 1px,transparent 1px);background-size:24px 24px;-webkit-mask-image:linear-gradient(160deg,#000 10%,transparent 70%);mask-image:linear-gradient(160deg,#000 10%,transparent 70%)}
.trial>*{position:relative}
.trial .t{font:700 10.5px/1 var(--mono);letter-spacing:.16em;text-transform:uppercase;color:var(--cyanl);margin:0 0 10px}
.trial b{display:block;font:800 19px/1.25 var(--sans);letter-spacing:-.01em}
.trial p{color:#a1a1aa;font-size:14px;line-height:1.55;margin:8px 0 18px}
.trial .cyber{display:block}
.more ul{list-style:none;padding:0;margin:0}
.more li{border-top:1px solid var(--line);font-size:14px;line-height:1.4}
.more li a{display:flex;gap:10px;align-items:baseline;padding:8px 0;color:var(--ink2);text-decoration:none;transition:color .2s}
.more li a:hover{color:var(--purple2)}
.more li a b{font:700 10px/1.4 var(--mono);color:var(--faint);letter-spacing:.06em;flex:none;min-width:18px}
.more li a[aria-current]{color:var(--purple2);font-weight:600}
.more li a[aria-current] b{color:var(--orange)}
/* подвал */
.ftr{background:var(--dark);color:#a1a1aa;margin-top:64px;border-top:1px solid rgba(255,255,255,.08)}
.ftr .in{max-width:var(--w);margin:0 auto;padding:46px 24px 34px;display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:32px}
@media(max-width:760px){.ftr .in{grid-template-columns:1fr;gap:26px}}
.ftr .logo{font-size:17px}
.ftr h5{font:700 11.5px/1 var(--mono);letter-spacing:.16em;text-transform:uppercase;color:#71717a;margin:0 0 12px}
.ftr a:not(.logo){color:#d4d4d8;text-decoration:none;display:block;padding:4px 0;font-size:14px;transition:color .2s}
.ftr a:not(.logo):hover{color:var(--cyanl)}
.ftr p{font-size:14px;line-height:1.6;margin:12px 0 0;max-width:400px}
.ftr .copy{grid-column:1/-1;border-top:1px solid rgba(255,255,255,.08);padding-top:18px;font:500 12px/1.6 var(--mono);color:#71717a;display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px}
/* движение */
.prog{position:fixed;top:0;left:0;height:3px;width:100%;background:linear-gradient(90deg,var(--cyanl),var(--purple),var(--pink));transform:scaleX(0);transform-origin:0 50%;z-index:60;pointer-events:none}
.rv{transition:opacity .6s ease,transform .6s cubic-bezier(.2,.7,.2,1);transition-delay:var(--d,0s)}
.js .rv:not(.in){opacity:0;transform:translateY(16px)}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}.rv{opacity:1;transform:none}}
:focus-visible{outline:2px solid var(--orange);outline-offset:3px}