/* br-bet-7k.com — família O «split», grafite + lima, prefixo sp- */
:root{
  --sp-bg:#202124; --sp-bg2:#25262A; --sp-card:#2C2D32; --sp-ink:#FFFFFF; --sp-soft:#C4C7CD; --sp-faint:#90949C;
  --sp-lime:#D4F01A; --sp-lime2:#C0DB0B; --sp-sky:#5FA4F0; --sp-blue:#1E7BE5; --sp-warn:#F2B35E; --sp-line:#3A3B41; --sp-r:6px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--sp-bg);color:var(--sp-ink);font:16.5px/1.7 "IBM Plex Sans","Segoe UI",Arial,sans-serif;overflow-wrap:break-word}
img{max-width:100%;height:auto;display:block}
a{color:var(--sp-sky);text-underline-offset:3px}
a:hover{color:var(--sp-lime)}
h1,h2,h3{font-family:Sora,"Segoe UI",Arial,sans-serif;line-height:1.25;color:#fff;letter-spacing:-.015em}
h2{font-size:1.45rem;margin:2.3rem 0 .8rem;padding-top:.2rem}
h3{font-size:1.08rem;margin:1.3rem 0 .35rem}
p,li{font-size:1rem}
.shell{width:100%;max-width:1200px;margin:0 auto;padding:0 18px}

/* шапка */
.top{background:rgba(32,33,36,.97);border-bottom:1px solid var(--sp-line);position:sticky;top:0;z-index:30}
.top-in{display:flex;align-items:center;gap:16px;min-height:64px;flex-wrap:wrap}
.top-in>a:first-child{display:flex;align-items:center;flex:0 0 auto}
.top nav{display:flex;gap:2px;flex:1 1 auto;min-width:0;overflow-x:auto;scrollbar-width:none;justify-content:center}
.top nav::-webkit-scrollbar{display:none}
.top nav a{white-space:nowrap;text-decoration:none;color:var(--sp-soft);font-size:.94rem;padding:10px 12px;min-height:44px;display:inline-flex;align-items:center;border-bottom:2px solid transparent}
.top nav a:hover{color:#fff;border-bottom-color:var(--sp-lime)}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:12px 22px;border-radius:var(--sp-r);font-family:Sora,Arial,sans-serif;font-weight:700;font-size:.98rem;text-decoration:none;border:2px solid transparent}
.btn-main{background:var(--sp-lime);color:#141508}
.btn-main:hover{background:var(--sp-lime2);color:#141508}
.top .btn-main{min-height:44px;padding:9px 16px;font-size:.9rem}
.sp-out{background:transparent;border-color:var(--sp-sky);color:var(--sp-sky)}
.sp-out:hover{background:var(--sp-sky);color:#202124}

/* «дверь» */
.sp-door{background:linear-gradient(115deg,transparent 0 62%,rgba(212,240,26,.07) 62% 70%,transparent 70%),radial-gradient(800px 380px at 80% 0%,rgba(30,123,229,.18),transparent 60%),linear-gradient(180deg,#1A1B1E,#202124);border-bottom:1px solid var(--sp-line);padding:34px 0 30px}
.sp-door-in{display:grid;grid-template-columns:1fr 330px;gap:30px;align-items:end}
.sp-tag{display:inline-block;margin:0 0 12px;font-size:.8rem;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--sp-lime);border:1px solid rgba(212,240,26,.45);padding:3px 10px;border-radius:999px}
.sp-door h1{font-size:2.1rem;margin:0 0 12px}
.sp-ans{font-size:1.06rem;color:var(--sp-soft);margin:0 0 18px;max-width:640px}
.sp-ans strong{color:#fff}
.sp-btns{display:flex;flex-wrap:wrap;gap:12px}
.sp-ad{margin:10px 0 0;font-size:.84rem;color:var(--sp-faint)}
.sp-steps{list-style:none;margin:0;padding:0;counter-reset:s;display:grid;gap:10px}
.sp-steps li{counter-increment:s;background:var(--sp-card);border:1px solid var(--sp-line);border-radius:var(--sp-r);padding:12px 14px 12px 56px;position:relative;font-size:.95rem;color:var(--sp-soft)}
.sp-steps li b{display:block;color:#fff;font-family:Sora,Arial,sans-serif;font-size:.98rem}
.sp-steps li::before{content:counter(s);position:absolute;left:14px;top:12px;width:30px;height:30px;border-radius:50%;background:var(--sp-lime);color:#141508;font-weight:700;display:grid;place-items:center;font-family:Sora,Arial,sans-serif}

/* сплит */
.sp-split{display:grid;grid-template-columns:330px minmax(0,1fr);gap:40px;padding:30px 18px 46px;align-items:start}
.sp-side{position:sticky;top:84px;display:grid;gap:14px}
.sp-pic{border-radius:10px;overflow:hidden;background:linear-gradient(160deg,#2C2D32,#1A1B1E);border:1px solid var(--sp-line);padding:18px}
.sp-pic svg{width:100%;height:auto;display:block;max-height:360px}
.sp-box{background:var(--sp-card);border:1px solid var(--sp-line);border-radius:14px;padding:16px}
.sp-box p{margin:.2rem 0;font-size:.95rem;color:var(--sp-soft)}
.sp-box .sp-h{font-family:Sora,Arial,sans-serif;font-weight:700;color:#fff;font-size:.95rem;margin-bottom:.5rem}
.sp-stat{display:grid;grid-template-columns:auto 1fr;gap:6px 10px;margin:0;font-size:.93rem}
.sp-stat dt{color:var(--sp-faint)}
.sp-stat dd{margin:0;color:#fff}
.sp-dot{display:inline-block;width:9px;height:9px;border-radius:50%;background:var(--sp-warn);margin-right:6px}
.sp-toc{list-style:none;margin:0;padding:0}
.sp-toc a{display:flex;align-items:center;min-height:44px;padding:6px 10px;border-radius:6px;text-decoration:none;color:var(--sp-soft);font-size:.95rem}
.sp-toc a:hover{background:#36373D;color:#fff}
.sp-toc a[aria-current]{background:#36373D;color:var(--sp-lime);font-weight:600;box-shadow:inset 3px 0 0 var(--sp-lime)}
.sp-side .btn{width:100%}

/* статья */
.sp-art{max-width:760px}
.sp-crumbs{font-size:.88rem;color:var(--sp-faint);margin:0 0 6px}
.sp-crumbs a{color:var(--sp-faint)}
.sp-upd{font-size:.88rem;color:var(--sp-lime);margin:0 0 10px;font-weight:500}
.sp-art h1{font-size:1.95rem;margin:.2rem 0 .8rem}
.sp-lead{font-size:1.08rem;color:var(--sp-soft)}
.sp-art>p,.sp-art li{color:#D6DEE5}
.sp-news{border-left:3px solid var(--sp-sky);background:var(--sp-bg2);padding:14px 18px;margin:1.2rem 0;border-radius:0 var(--sp-r) var(--sp-r) 0}
.sp-news p{margin:.3rem 0;color:var(--sp-soft)}
.sp-src{font-size:.86rem;color:var(--sp-faint)}
.sp-tw{overflow-x:auto;margin:1rem 0;border:1px solid var(--sp-line);border-radius:var(--sp-r)}
.sp-tab{border-collapse:collapse;width:100%;min-width:520px;font-size:.95rem}
.sp-tab th,.sp-tab td{padding:11px 14px;border-bottom:1px solid var(--sp-line);text-align:left;vertical-align:top}
.sp-tab th{background:#33343A;color:var(--sp-lime);font-family:Sora,Arial,sans-serif;font-weight:600;font-size:.9rem}
.sp-tab tr:last-child td{border-bottom:0}
.sp-num{list-style:none;counter-reset:n;padding:0;margin:1rem 0}
.sp-num>li{counter-increment:n;position:relative;padding:0 0 14px 50px}
.sp-num>li::before{content:counter(n,decimal-leading-zero);position:absolute;left:0;top:2px;font-family:Sora,Arial,sans-serif;font-weight:700;color:var(--sp-lime);font-size:1.05rem}
.sp-num h3{margin:0 0 .2rem}
.sp-num p{margin:0}
.sp-warn{background:rgba(242,179,94,.09);border:1px solid rgba(242,179,94,.45);border-radius:var(--sp-r);padding:14px 18px;margin:1.3rem 0}
.sp-warn .sp-wt{font-family:Sora,Arial,sans-serif;color:var(--sp-warn);font-weight:700;margin:0 0 .4rem}
.sp-warn ul{margin:.2rem 0 0;padding-left:1.2rem}
.sp-tip{background:rgba(30,123,229,.1);border:1px solid rgba(30,123,229,.45);border-radius:var(--sp-r);padding:14px 18px;margin:1.2rem 0}
.sp-tip p{margin:.2rem 0}
.sp-fig{margin:1.4rem 0;border-radius:14px;overflow:hidden;border:1px solid var(--sp-line);background:var(--sp-bg2)}
.sp-fig figcaption{font-size:.88rem;color:var(--sp-faint);padding:10px 14px}
.sp-fig svg{display:block;width:100%;height:auto}
.sp-cards{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;list-style:none;padding:0;margin:1rem 0 1.4rem}
.sp-cards a{display:block;height:100%;padding:16px;border:1px solid var(--sp-line);border-radius:12px;background:var(--sp-card);text-decoration:none;color:var(--sp-soft)}
.sp-cards a:hover{border-color:var(--sp-lime)}
.sp-cards b{display:block;color:#fff;font-family:Sora,Arial,sans-serif;margin-bottom:4px}
.sp-cards span{font-size:.94rem;line-height:1.5;display:block}
.sp-cta{background:linear-gradient(120deg,#33380E,#2C2D32 65%);border:1px solid rgba(212,240,26,.4);border-radius:14px;padding:18px 20px;margin:1.8rem 0;display:flex;flex-wrap:wrap;gap:12px;align-items:center}
.sp-cta p{margin:0;flex:1 1 260px;color:#fff;font-weight:500}
.sp-cta .sp-ad{flex-basis:100%;margin:0}
.sp-faq details{border-bottom:1px solid var(--sp-line)}
.sp-faq summary{cursor:pointer;list-style:none;padding:14px 40px 14px 0;font-family:Sora,Arial,sans-serif;font-weight:600;color:#fff;position:relative;min-height:44px}
.sp-faq summary::-webkit-details-marker{display:none}
.sp-faq summary::after{content:"›";position:absolute;right:8px;top:10px;font-size:1.5rem;color:var(--sp-lime);transition:transform .15s}
.sp-faq details[open] summary::after{transform:rotate(90deg)}
.sp-faq details p{margin:0 0 14px;color:var(--sp-soft)}
.sp-more{margin-top:2rem;padding-top:1rem;border-top:1px solid var(--sp-line)}

/* подвал */
.foot{background:#17181A;border-top:3px solid var(--sp-lime);padding:30px 0 34px;color:var(--sp-faint)}
.foot-top{display:flex;flex-wrap:wrap;gap:14px 28px;align-items:center;justify-content:space-between;margin-bottom:12px}
.foot nav{display:flex;flex-wrap:wrap;gap:2px 16px}
.foot nav a{color:var(--sp-soft);text-decoration:none;font-size:.94rem;min-height:44px;display:inline-flex;align-items:center}
.foot nav a:hover{color:var(--sp-lime)}
.foot p{margin:.3rem 0;font-size:.9rem;max-width:860px}

@media (max-width:960px){
  .sp-door-in{grid-template-columns:1fr}
  .sp-split{grid-template-columns:1fr;gap:20px}
  .sp-side{position:static;order:2}
  .sp-art{order:1;max-width:none}
  .sp-pic svg{max-height:280px}
}
@media (max-width:560px){
  body{font-size:16px}
  .top-in{gap:4px 10px;padding-top:8px;padding-bottom:4px}
  .top nav{order:3;flex-basis:100%;justify-content:flex-start}
  .top .btn-main{margin-left:auto}
  .wm{font-size:.95rem}
  .sp-door{padding:22px 0 24px}
  .sp-door h1,.sp-art h1{font-size:1.6rem}
  h2{font-size:1.28rem}
  .sp-btns .btn,.sp-cta .btn{width:100%}
  .sp-cards{grid-template-columns:1fr}
  .sp-split{padding-top:20px}
}

/* atualização 03/11: logotipo e ilustrações */
.top-in>a:first-child{gap:10px;text-decoration:none}
.top-in>a:first-child img{width:40px;height:40px;border-radius:8px}
.wm{font-family:Sora,Arial,sans-serif;font-weight:700;color:#fff;font-size:1.02rem}
.tag{font-size:.76rem;color:var(--sp-faint);border-left:1px solid var(--sp-line);padding-left:10px;max-width:150px;line-height:1.3}
.foot-top>a{display:inline-flex;align-items:center;gap:10px;text-decoration:none}
.foot-top>a img{width:40px;height:40px;border-radius:8px}
.sp-hero{display:grid;grid-template-columns:auto 1fr;gap:18px;align-items:center;margin:0 0 14px}
.sp-hero img{width:104px;height:104px;border-radius:24px;box-shadow:0 14px 34px rgba(0,0,0,.45),0 0 0 1px var(--sp-line)}
.sp-indep{margin:2px 0 0;font-size:.85rem;color:var(--sp-faint)}
.sp-door-in{grid-template-columns:1fr 300px 270px}
.sp-mock{filter:drop-shadow(0 22px 38px rgba(0,0,0,.5))}
.sp-mock svg{width:100%;height:auto;display:block}
.sp-brandbox{display:flex;align-items:center;gap:12px}
.sp-brandbox img{width:52px;height:52px;border-radius:12px}
.sp-chips{display:flex;flex-wrap:wrap;gap:8px;list-style:none;margin:0 0 12px;padding:0}
.sp-chips li{font-size:.8rem;padding:4px 11px;border-radius:4px;background:var(--sp-card);border:1px solid var(--sp-line);color:var(--sp-soft);font-weight:500}
.sp-chips li.sp-hot{background:rgba(212,240,26,.12);border-color:rgba(212,240,26,.5);color:var(--sp-lime)}
.sp-perm{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;list-style:none;padding:0;margin:1rem 0 1.4rem}
.sp-perm li{background:var(--sp-card);border:1px solid var(--sp-line);border-radius:8px;padding:14px 10px;text-align:center;font-size:.9rem;color:var(--sp-soft)}
.sp-perm svg{width:42px;height:42px;margin:0 auto 6px;display:block}
.sp-perm b{display:block;color:#fff;font-family:Sora,Arial,sans-serif;font-size:.92rem}
@media (max-width:1100px){.sp-door-in{grid-template-columns:1fr 280px}.sp-steps{grid-column:1/-1;grid-template-columns:repeat(3,1fr)}}
@media (max-width:960px){.tag{display:none}}
@media (max-width:760px){.sp-door-in{grid-template-columns:1fr}.sp-mock{max-width:230px;margin:0 auto}.sp-steps{grid-template-columns:1fr}.sp-perm{grid-template-columns:repeat(2,minmax(0,1fr))}.sp-hero img{width:76px;height:76px;border-radius:18px}}
/* mobile: sem rolagem lateral, texto ≥ 14,7 px */
.sp-stat dd{overflow-wrap:anywhere;min-width:0}
.sp-side,.sp-art{min-width:0}
.sp-ad,.sp-src,.sp-crumbs,.sp-upd,.sp-tag,.sp-indep,.sp-chips li,.sp-perm li,.sp-box p{font-size:.92rem}
@media (max-width:960px){.sp-split{grid-template-columns:minmax(0,1fr)}}
@media (max-width:560px){.sp-hero .sp-tag{border-radius:6px;letter-spacing:.06em}.top .btn-main{padding:8px 14px;font-size:.88rem}}