:root{
  --bg:#f5f6f8; --surface:#ffffff; --surface-2:#f0f1f4; --text:#14161a; --text-2:#3d424b; --muted:#7a808b;
  --line:#e4e6eb; --accent:#ff5a1f; --accent-2:#ff8a3d; --accent-soft:#fff1ea; --ok:#16a34a;
  --shadow:0 1px 2px rgba(16,24,40,.04),0 8px 24px rgba(16,24,40,.06);
  --side:#0f1115; --side-text:#c9ccd3; --side-muted:#6c717c; --side-hover:#1a1d23; --side-active:#22262e;
  --sidew:312px; --radius:18px;
}
:root[data-theme="dark"]{
  --bg:#0b0c0f; --surface:#14161b; --surface-2:#1b1e24; --text:#eef0f3; --text-2:#c3c7cf; --muted:#868c97;
  --line:#262a32; --accent-soft:#2a1810; --shadow:0 1px 2px rgba(0,0,0,.3),0 8px 24px rgba(0,0,0,.35);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font-family:Manrope,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;font-size:18.5px;line-height:1.75;-webkit-font-smoothing:antialiased}
a{color:var(--accent)}
button{font:inherit;color:inherit}
/* progress */
.readbar{position:fixed;top:0;left:0;height:3px;width:0;background:linear-gradient(90deg,var(--accent),var(--accent-2));z-index:50;transition:width .1s}
/* sidebar */
.side{position:fixed;inset:0 auto 0 0;width:var(--sidew);background:var(--side);color:var(--side-text);display:flex;flex-direction:column;z-index:30;transition:transform .3s cubic-bezier(.2,.8,.2,1)}
.side-head{padding:22px 20px 16px}
.logo{display:flex;align-items:center;gap:12px;cursor:pointer}
.logo-mark{width:40px;height:40px;border-radius:12px;background:linear-gradient(135deg,var(--accent),var(--accent-2));display:grid;place-items:center;color:#fff;font-weight:800;font-size:18px;flex:none;box-shadow:0 6px 18px rgba(255,90,31,.35)}
.logo-photo{width:44px;height:44px;border-radius:50%;object-fit:cover;background:none;border:2px solid var(--side);box-shadow:0 0 0 2px var(--accent),0 6px 18px rgba(255,90,31,.3)}
.logo-t{font-weight:700;font-size:15px;line-height:1.25;color:#fff}
.logo-t small{display:block;font-weight:500;color:var(--side-muted);font-size:12px;margin-top:2px}
.prog{margin:18px 0 14px;background:var(--side-hover);border-radius:12px;padding:12px 14px}
.prog-row{display:flex;justify-content:space-between;font-size:12.5px;color:var(--side-muted);margin-bottom:8px}
.prog-row b{color:#fff;font-weight:600}
.prog-track{height:6px;border-radius:6px;background:#2a2e36;overflow:hidden}
.prog-fill{height:100%;width:0;background:linear-gradient(90deg,var(--accent),var(--accent-2));border-radius:6px;transition:width .4s}
.search{display:flex;align-items:center;gap:8px;width:100%;padding:10px 12px;border:1px solid #2a2e36;border-radius:12px;background:var(--side-hover);color:var(--side-muted);font-size:14px;cursor:pointer}
.search:hover{border-color:#3a3f49}
.search kbd{margin-left:auto;font-family:inherit;font-size:11px;border:1px solid #3a3f49;border-radius:6px;padding:1px 6px}
.nav{flex:1;overflow-y:auto;padding:6px 12px 24px;scrollbar-width:thin;scrollbar-color:#2a2e36 transparent}
.nav a{display:flex;gap:12px;align-items:flex-start;padding:9px 10px;border-radius:10px;color:var(--side-text);text-decoration:none;font-size:15px;line-height:1.35;transition:background .15s}
.nav a:hover{background:var(--side-hover)}
.nav a.active{background:var(--side-active);color:#fff}
.nav a.active .num{background:var(--accent);color:#fff;border-color:var(--accent)}
.nav a.child{padding-left:26px}
.nav .num{flex:none;width:24px;height:24px;border-radius:8px;border:1px solid #2f333b;display:grid;place-items:center;font-size:11px;font-weight:600;color:var(--side-muted);margin-top:-2px}
.nav a.done .num{background:rgba(22,163,74,.15);border-color:rgba(22,163,74,.4);color:#4ade80}
.nav .nt{flex:1}
.grp{margin-top:6px}
.grp-h{display:flex;align-items:center;gap:8px;width:100%;background:none;border:0;cursor:pointer;padding:12px 10px 6px;font-size:11.5px;font-weight:700;letter-spacing:.07em;text-transform:uppercase;color:var(--side-muted);text-align:left}
.grp-h:hover{color:#fff}
.grp-h .cnt{margin-left:auto;font-weight:600;letter-spacing:0;font-size:11px;color:#545a65}
.grp-h .chev{width:12px;height:12px;transition:transform .2s;flex:none}
.grp.closed .chev{transform:rotate(-90deg)}
.grp.closed .grp-b{display:none}
.grp-h .gd{font-weight:600;letter-spacing:0;font-size:11px;color:#4ade80}
.nav .vc{font-size:11px;color:var(--side-muted);white-space:nowrap;margin-top:1px}
/* main */
.main{margin-left:var(--sidew);min-height:100vh}
.topbar{position:sticky;top:0;z-index:20;display:flex;align-items:center;gap:12px;padding:12px 32px;background:color-mix(in srgb,var(--bg) 82%,transparent);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.crumb{font-size:13.5px;color:var(--muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;flex:1}
.crumb b{color:var(--text);font-weight:600}
.iconbtn{width:38px;height:38px;border-radius:11px;border:1px solid var(--line);background:var(--surface);display:grid;place-items:center;cursor:pointer;flex:none;transition:border-color .15s}
.iconbtn:hover{border-color:var(--muted)}
.iconbtn svg{width:18px;height:18px}
.burger{display:none}
.content{max-width:880px;margin:0 auto;padding:44px 32px 96px}
.hero{margin-bottom:34px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--accent);background:var(--accent-soft);padding:6px 12px;border-radius:999px;margin-bottom:18px}
h1.title{font-size:clamp(30px,4.4vw,46px);line-height:1.12;font-weight:800;margin:0 0 18px;letter-spacing:-.025em}
.meta{display:flex;flex-wrap:wrap;gap:8px}
.chip{display:inline-flex;align-items:center;gap:6px;font-size:13px;color:var(--text-2);background:var(--surface);border:1px solid var(--line);padding:6px 12px;border-radius:999px}
.chip svg{width:15px;height:15px;color:var(--muted)}
/* blocks — rendered strictly in source order */
.blk{margin:0 0 22px}
.txt{color:var(--text-2)}
.txt strong{color:var(--text)}
.txt strong.accent{color:var(--accent)}
.txt ul,.txt ol{padding-left:22px;margin:8px 0}
.txt li{margin:6px 0;padding-left:4px}
.txt ul li::marker{color:var(--accent)}
.txt ol li::marker{color:var(--accent);font-weight:700}
.txt p{margin:0}
.txt .center{text-align:center}
.txt em{color:var(--text)}
.blk h2{font-size:29px;line-height:1.25;margin:44px 0 0;color:var(--text);letter-spacing:-.015em;font-weight:800}
.blk h3{font-size:23px;line-height:1.3;margin:34px 0 0;color:var(--text);font-weight:700}
.sub{margin-top:36px}
.sub>strong:only-child{display:block;font-size:22.5px;line-height:1.35;font-weight:800;color:var(--text);letter-spacing:-.01em}
.media{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}
.media-head{display:flex;align-items:center;gap:10px;padding:12px 16px;font-size:13px;font-weight:600;color:var(--muted);border-bottom:1px solid var(--line)}
.media-head .dot{width:26px;height:26px;border-radius:8px;background:var(--accent-soft);color:var(--accent);display:grid;place-items:center}
.media-head .dot svg{width:14px;height:14px}
.video{position:relative;width:100%;padding-top:56.25%;background:#000}
.video iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.img{margin:0;text-align:center}
.img .media{display:inline-block;max-width:100%;padding:10px}
.img img{max-width:100%;height:auto;border-radius:10px;display:block;cursor:zoom-in}
.img figcaption{color:var(--muted);font-size:14px;margin-top:8px}
.tbl{overflow-x:auto}
.tbl table{border-collapse:collapse;width:100%;font-size:16.5px}
.tbl td{border-bottom:1px solid var(--line);padding:12px 16px;vertical-align:top;color:var(--text-2)}
.tbl tr:first-child td{font-weight:700;background:var(--surface-2);color:var(--text);font-size:13px;text-transform:uppercase;letter-spacing:.03em}
.tbl tr:not(:first-child):hover td{background:var(--surface-2)}
.tbl td:first-child{color:var(--muted);width:48px}
.tbl td:last-child{white-space:nowrap;font-weight:700;color:var(--text);text-align:right}
.tbl tr:last-child td{border-bottom:0}
.author{display:flex;align-items:center;gap:12px;margin-top:22px}
.author .av{width:56px;height:56px;border-radius:50%;object-fit:cover;border:2px solid var(--surface);box-shadow:0 0 0 2px var(--accent);background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff;display:grid;place-items:center;font-weight:800;font-size:15px;flex:none}
.author b{display:block;font-size:15px;color:var(--text)}
.author small{display:block;font-size:13px;color:var(--muted);line-height:1.3}
.author{flex-wrap:wrap}
.alinks{display:flex;gap:8px;flex-wrap:wrap;margin-left:6px}
.alink{display:inline-flex;align-items:center;gap:7px;font-size:13.5px;font-weight:600;text-decoration:none;color:var(--text);background:var(--surface);border:1px solid var(--line);padding:7px 12px;border-radius:999px;transition:border-color .15s,transform .15s}
.alink:hover{border-color:var(--accent);transform:translateY(-1px)}
.alink svg{width:16px;height:16px;flex:none}
.alink.tg svg{color:#229ED9}
.alink.web svg{color:var(--accent)}
.cta{position:relative;overflow:hidden;margin-top:40px;padding:34px 32px;border-radius:24px;background:#0f1115;color:#fff;box-shadow:0 20px 50px rgba(15,17,21,.25)}
.cta::before{content:"";position:absolute;width:420px;height:420px;right:-140px;top:-180px;background:radial-gradient(circle,rgba(255,90,31,.55),transparent 65%);pointer-events:none}
.cta::after{content:"";position:absolute;width:300px;height:300px;left:-120px;bottom:-170px;background:radial-gradient(circle,rgba(255,138,61,.25),transparent 65%);pointer-events:none}
.cta>*{position:relative}
.cta-tag{display:inline-block;font-size:12.5px;font-weight:700;letter-spacing:.04em;text-transform:uppercase;color:#ffb48f;background:rgba(255,90,31,.15);border:1px solid rgba(255,90,31,.35);padding:5px 11px;border-radius:999px;margin-bottom:14px}
.cta h3{margin:0 0 10px;font-size:clamp(22px,3vw,30px);line-height:1.2;font-weight:800;letter-spacing:-.02em}
.cta p{margin:0 0 18px;color:#c9ccd3;max-width:600px}
.cta ul{list-style:none;padding:0;margin:0 0 24px;display:flex;flex-wrap:wrap;gap:8px}
.cta li{font-size:13.5px;color:#e6e8ec;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);padding:6px 12px;border-radius:999px}
.cta-btns{display:flex;flex-wrap:wrap;gap:10px}
.cta-btn{display:inline-flex;align-items:center;gap:9px;padding:13px 20px;border-radius:14px;font-weight:700;font-size:15px;text-decoration:none;transition:transform .15s}
.cta-btn:hover{transform:translateY(-2px)}
.cta-btn svg{width:18px;height:18px}
.cta-btn.pri{background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff;box-shadow:0 8px 22px rgba(255,90,31,.4)}
.cta-btn.sec{background:rgba(255,255,255,.08);color:#fff;border:1px solid rgba(255,255,255,.18)}
.cta-contacts{margin-top:20px;font-size:13.5px;color:#9aa0aa}
.cta-contacts a{color:#fff;text-decoration:none;font-weight:600}
@media(max-width:600px){.cta{padding:26px 20px}.cta-btn{width:100%;justify-content:center}}
.foot{margin-top:40px;padding-top:20px;border-top:1px solid var(--line);color:var(--muted);font-size:13.5px}
.placeholder{color:var(--muted);background:var(--surface);border:1px dashed var(--line);border-radius:var(--radius);padding:40px 22px;text-align:center}
/* done + pager */
.done-box{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-top:56px;padding:20px 22px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.done-box p{margin:0;font-weight:600}
.done-box small{display:block;color:var(--muted);font-weight:500}
.donebtn{display:inline-flex;align-items:center;gap:8px;border:0;border-radius:12px;padding:11px 18px;font-weight:700;cursor:pointer;background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff;box-shadow:0 6px 18px rgba(255,90,31,.3);transition:transform .15s}
.donebtn:hover{transform:translateY(-1px)}
.donebtn.is-done{background:rgba(22,163,74,.12);color:var(--ok);box-shadow:none}
.donebtn svg{width:18px;height:18px}
.pager{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:18px}
.pager a{display:block;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:18px 20px;text-decoration:none;color:var(--text);transition:border-color .15s,transform .15s}
.pager a:hover{border-color:var(--accent);transform:translateY(-2px)}
.pager span{display:block;color:var(--muted);font-size:13px;font-weight:600;margin-bottom:4px}
.pager b{font-weight:700;font-size:15.5px;line-height:1.35;display:block}
.pager .next{text-align:right}
.totop{position:fixed;right:24px;bottom:24px;opacity:0;pointer-events:none;transition:opacity .2s;box-shadow:var(--shadow)}
.totop.show{opacity:1;pointer-events:auto}
/* command palette */
.pal{position:fixed;inset:0;background:rgba(8,10,14,.55);backdrop-filter:blur(4px);display:none;align-items:flex-start;justify-content:center;padding:12vh 16px 16px;z-index:60}
.pal.open{display:flex}
.pal-box{width:100%;max-width:620px;background:var(--surface);border:1px solid var(--line);border-radius:20px;box-shadow:0 30px 80px rgba(0,0,0,.35);overflow:hidden}
.pal-in{width:100%;border:0;border-bottom:1px solid var(--line);padding:18px 20px;font:inherit;font-size:17px;background:transparent;color:var(--text);outline:none}
.pal-list{max-height:52vh;overflow-y:auto;padding:8px}
.pal-item{display:block;padding:11px 14px;border-radius:12px;text-decoration:none;color:var(--text)}
.pal-item b{display:block;font-weight:600;font-size:15px}
.pal-item small{display:block;color:var(--muted);font-size:13px;line-height:1.45;margin-top:2px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.pal-item mark{background:var(--accent-soft);color:var(--accent);border-radius:4px;padding:0 2px}
.pal-item.sel,.pal-item:hover{background:var(--surface-2)}
.pal-empty{padding:24px;text-align:center;color:var(--muted)}
/* lightbox */
.lb{position:fixed;inset:0;background:rgba(0,0,0,.85);display:none;align-items:center;justify-content:center;z-index:70;padding:24px;cursor:zoom-out}
.lb.open{display:flex}
.lb img{max-width:100%;max-height:100%;border-radius:12px}
.overlay{display:none}
.fab{display:none}
@keyframes fabin{from{transform:translateY(20px);opacity:0}to{transform:none;opacity:1}}
@media (max-width:980px){
  .side{transform:translateX(-100%);width:min(88vw,330px)}
  body.menu .side{transform:none}
  body.menu .overlay{display:block;position:fixed;inset:0;background:rgba(0,0,0,.45);z-index:25}
  .main{margin-left:0}
  .burger{display:grid}
  .topbar{padding:10px 16px}
  .content{padding:28px 16px 80px}
  body{font-size:17.5px}
  .pager{grid-template-columns:1fr}
  .pager .next{text-align:left}
  .totop{right:16px;bottom:84px}
  .fab{display:inline-flex;align-items:center;gap:9px;position:fixed;right:16px;bottom:18px;z-index:22;border:0;border-radius:999px;padding:13px 18px 13px 16px;font-weight:700;font-size:15px;color:#fff;background:linear-gradient(135deg,var(--accent),var(--accent-2));box-shadow:0 10px 28px rgba(255,90,31,.45);cursor:pointer;animation:fabin .35s ease-out}
  .fab svg{width:20px;height:20px}
  .fab .fc{background:rgba(255,255,255,.25);border-radius:999px;padding:1px 8px;font-size:12.5px}
  body.menu .fab,body.menu .totop{display:none}
  .content{padding-bottom:110px}
}

/* ===== multi-page additions ===== */
.logo{text-decoration:none}
.navhome{display:flex;gap:12px;align-items:center;padding:9px 10px;border-radius:10px;color:var(--side-text);text-decoration:none;font-size:15px;margin-bottom:4px}
.navhome svg{width:24px;height:18px;flex:none;color:var(--side-muted)}
.navhome:hover{background:var(--side-hover)}
.navhome.active{background:var(--side-active);color:#fff}
.crumb a{color:var(--muted);text-decoration:none}
.crumb a:hover{color:var(--accent)}
/* lite video */
.video.lite{cursor:pointer;background:#0f1115}
.video.lite img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .4s,filter .3s}
.video.lite:hover img{transform:scale(1.02);filter:brightness(.85)}
.video.lite::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 55%,rgba(0,0,0,.35))}
.playbtn{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:76px;height:76px;border-radius:50%;background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff;display:grid;place-items:center;box-shadow:0 10px 30px rgba(255,90,31,.5);z-index:2;transition:transform .2s}
.playbtn svg{width:32px;height:32px;margin-left:4px}
.video.lite:hover .playbtn{transform:translate(-50%,-50%) scale(1.08)}
.playbtn.sm{width:52px;height:52px}.playbtn.sm svg{width:22px;height:22px;margin-left:3px}
/* tldr */
.tldr{margin:0 0 32px;padding:20px 22px 18px;border-radius:var(--radius);background:var(--accent-soft);border:1px solid color-mix(in srgb,var(--accent) 22%,transparent)}
.tldr-h{display:flex;align-items:center;gap:8px;font-weight:800;color:var(--accent);font-size:15px;text-transform:uppercase;letter-spacing:.04em;margin-bottom:8px}
.tldr-h svg{width:18px;height:18px}
.tldr ul{margin:0;padding-left:20px}
.tldr li{margin:6px 0;color:var(--text)}
.tldr li::marker{color:var(--accent)}
/* glossary tooltips */
.term{border-bottom:1.5px dotted var(--accent);cursor:help;position:relative}
.term:hover::after,.term:focus::after{content:attr(data-tip);position:absolute;left:0;bottom:calc(100% + 8px);width:min(320px,80vw);background:#14161a;color:#fff;font-size:14px;line-height:1.5;font-weight:500;padding:10px 12px;border-radius:10px;box-shadow:0 10px 30px rgba(0,0,0,.25);z-index:15;white-space:normal}
/* home */
.home-hero{margin-bottom:28px}
.lead-p{font-size:1.15em;color:var(--text-2);max-width:680px;margin:0 0 22px}
.home-btns{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:8px}
.cta-btn.ghost{background:var(--surface);color:var(--text);border:1px solid var(--line)}
.cta-btn.ghost svg{color:var(--accent)}
.stats{display:grid;grid-template-columns:repeat(5,1fr);gap:12px;margin:8px 0 44px}
.stat{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:18px 16px;box-shadow:var(--shadow)}
.stat b{display:block;font-size:24px;font-weight:800;letter-spacing:-.02em;background:linear-gradient(135deg,var(--accent),var(--accent-2));-webkit-background-clip:text;background-clip:text;color:transparent;line-height:1.2}
.stat span{display:block;font-size:13.5px;color:var(--muted);line-height:1.4;margin-top:4px}
.h2{font-size:28px;font-weight:800;letter-spacing:-.02em;margin:0 0 18px}
.cats{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin-bottom:48px}
.cat{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:18px 20px;box-shadow:var(--shadow)}
.cat-h{display:block;text-decoration:none;color:var(--text);margin-bottom:8px}
.cat-h b{display:block;font-size:17px}
.cat-h span{font-size:13px;color:var(--muted)}
.cat-h:hover b{color:var(--accent)}
.cat ul{list-style:none;margin:0;padding:0;font-size:15px}
.cat li{padding:4px 0;border-top:1px solid var(--line)}
.cat li a{color:var(--text-2);text-decoration:none}
.cat li a:hover{color:var(--accent)}
.cat li.more{color:var(--muted);font-size:13.5px}
.cases{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:14px;margin-bottom:48px}
.case{display:block;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;text-decoration:none;color:var(--text);box-shadow:var(--shadow);transition:transform .15s,border-color .15s}
.case:hover{transform:translateY(-3px);border-color:var(--accent)}
.case-img{position:relative;aspect-ratio:16/9;background:linear-gradient(135deg,#1b1e24,#2a1810)}
.case-img img{width:100%;height:100%;object-fit:cover;display:block}
.case-b{padding:14px 16px 16px}
.case-b b{font-size:17px}
.case-b p{margin:4px 0 8px;font-size:14.5px;color:var(--text-2);line-height:1.5}
.case-l{font-size:14px;font-weight:700;color:var(--accent)}
.faq{margin-bottom:24px}
.faq-i{background:var(--surface);border:1px solid var(--line);border-radius:14px;margin-bottom:10px;padding:0 18px}
.faq-i summary{cursor:pointer;font-weight:700;padding:16px 0;list-style:none;display:flex;justify-content:space-between;gap:12px}
.faq-i summary::-webkit-details-marker{display:none}
.faq-i summary::after{content:"+";color:var(--accent);font-size:22px;line-height:1;font-weight:600}
.faq-i[open] summary::after{content:"−"}
.faq-i p{margin:0 0 16px;color:var(--text-2)}
.more-link{display:inline-block;margin-top:6px;font-weight:700;text-decoration:none}
/* lead form */
.lead{margin:0 0 18px;background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.1);border-radius:18px;padding:16px}
.lead-row{display:grid;grid-template-columns:1fr 1fr 1fr;gap:10px;margin-bottom:12px}
.lead label span{display:block;font-size:12.5px;color:#9aa0aa;margin-bottom:4px;font-weight:600}
.lead input,.lead select{width:100%;font:inherit;font-size:15px;color:#fff;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.16);border-radius:12px;padding:11px 12px;outline:none}
.lead select option{color:#111}
.lead input:focus,.lead select:focus{border-color:var(--accent)}
.lead input.err{border-color:#f87171}
.lead-note{font-size:12.5px;color:#9aa0aa;margin:10px 0 0}
.cta .lead .cta-btn,.cta .lead .cta-btn:is(*){width:auto!important;justify-content:center}
/* checklist */
.ck-prog{display:flex;align-items:center;gap:14px;margin:6px 0 26px}
.ck-bar{flex:1;height:10px;border-radius:10px;background:var(--surface-2);overflow:hidden}
.ck-bar div{height:100%;width:0;background:linear-gradient(90deg,var(--accent),var(--accent-2));transition:width .3s}
#cktxt{font-weight:700;font-size:15px;white-space:nowrap}
.ck-g{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:18px 20px 10px;margin-bottom:16px;box-shadow:var(--shadow)}
.ck-g h2{font-size:19px;margin:0 0 8px}
.ck-i{display:flex;align-items:flex-start;gap:12px;padding:10px 0;border-top:1px solid var(--line);cursor:pointer}
.ck-i input{position:absolute;opacity:0;pointer-events:none}
.ck-box{flex:none;width:24px;height:24px;border-radius:8px;border:2px solid var(--line);display:grid;place-items:center;margin-top:2px;transition:all .15s;color:transparent}
.ck-box svg{width:15px;height:15px}
.ck-i input:checked+.ck-box{background:var(--ok);border-color:var(--ok);color:#fff}
.ck-i input:checked~.ck-t{color:var(--muted);text-decoration:line-through}
.ck-i input:focus-visible+.ck-box{outline:2px solid var(--accent);outline-offset:2px}
/* glossary */
.gl{margin:20px 0 0}
.gl-i{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:14px 18px;margin-bottom:10px}
.gl-i:target{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}
.gl dt{font-weight:800;font-size:17px}
.gl dd{margin:4px 0 0;color:var(--text-2)}
/* toast */
.toast{position:fixed;left:50%;bottom:28px;transform:translateX(-50%) translateY(20px);background:#14161a;color:#fff;padding:12px 18px;border-radius:12px;font-size:14.5px;box-shadow:0 10px 30px rgba(0,0,0,.3);opacity:0;pointer-events:none;transition:all .25s;z-index:80;max-width:90vw;text-align:center}
.toast.show{opacity:1;transform:translateX(-50%)}
@media (max-width:980px){
  .stats{grid-template-columns:repeat(2,1fr)}
  .stats .stat:last-child{grid-column:span 2}
  .cats{grid-template-columns:1fr}
  .lead-row{grid-template-columns:1fr}
  .home-btns .cta-btn{width:100%;justify-content:center}
}
.search svg{width:16px;height:16px;flex:none}
.lead button.cta-btn{border:0;cursor:pointer;font:inherit;font-weight:700;font-size:15px}

/* phone in author */
.alink.ph svg{color:var(--ok)}
/* floating contact widget */
.contact{position:fixed;right:24px;bottom:24px;z-index:40;display:flex;flex-direction:column;align-items:flex-end;gap:12px}
.contact-btn{width:60px;height:60px;border-radius:50%;border:0;cursor:pointer;display:grid;place-items:center;color:#fff;background:linear-gradient(135deg,#22c55e,#16a34a);box-shadow:0 10px 28px rgba(22,163,74,.45);position:relative;transition:transform .2s}
.contact-btn:hover{transform:scale(1.06)}
.contact-btn svg{width:26px;height:26px}
.contact-btn::before{content:"";position:absolute;inset:0;border-radius:50%;border:2px solid #22c55e;animation:ring 2s infinite}
@keyframes ring{0%{transform:scale(1);opacity:.8}100%{transform:scale(1.55);opacity:0}}
.contact-btn .ci-close{display:none}
.contact.open .contact-btn{background:#14161a;box-shadow:0 10px 28px rgba(0,0,0,.3)}
.contact.open .contact-btn::before{display:none}
.contact.open .ci-open{display:none}.contact.open .ci-close{display:grid}
.contact-menu{width:270px;background:var(--surface);border:1px solid var(--line);border-radius:20px;box-shadow:0 24px 60px rgba(16,24,40,.22);padding:8px;opacity:0;transform:translateY(12px) scale(.97);transform-origin:bottom right;pointer-events:none;transition:all .2s}
.contact.open .contact-menu{opacity:1;transform:none;pointer-events:auto}
.contact-h{font-size:12px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);padding:8px 10px 6px}
.c-item{display:flex;align-items:center;gap:12px;padding:10px;border-radius:14px;text-decoration:none;color:var(--text)}
.c-item:hover{background:var(--surface-2)}
.c-item b{display:block;font-size:15px;line-height:1.3}
.c-item small{display:block;font-size:13px;color:var(--muted);line-height:1.3}
.c-ic{flex:none;width:40px;height:40px;border-radius:12px;display:grid;place-items:center;color:#fff}
.c-ic svg{width:20px;height:20px}
.c-ic.ph{background:#16a34a}.c-ic.wa{background:#25D366}.c-ic.tg{background:#229ED9}.c-ic.web{background:var(--accent)}.c-ic.lead{background:#14161a}
.totop{bottom:96px}
@media (max-width:980px){
  .contact{left:16px;right:auto;bottom:18px;align-items:flex-start}
  .contact-btn{width:54px;height:54px}
  .contact-menu{transform-origin:bottom left;width:min(290px,calc(100vw - 32px))}
  .totop{bottom:84px}
  body.menu .contact{display:none}
}

/* rotating contact icons: phone -> WhatsApp -> Telegram */
.contact-btn .ci-open{position:relative;width:26px;height:26px;display:block}
.contact-btn .rot{position:absolute;inset:0;display:grid;place-items:center;opacity:0;animation:rot 6s infinite}
.contact-btn .rot svg{width:26px;height:26px}
.contact-btn .r2{animation-delay:2s}.contact-btn .r3{animation-delay:4s}
@keyframes rot{0%{opacity:0;transform:scale(.4) rotate(-30deg)}5%,28%{opacity:1;transform:none}33%,100%{opacity:0;transform:scale(.4) rotate(30deg)}}
.contact-btn{animation:cbg 6s infinite}
@keyframes cbg{0%,30%{background:#16a34a;box-shadow:0 10px 28px rgba(22,163,74,.45)}33%,63%{background:#25D366;box-shadow:0 10px 28px rgba(37,211,102,.45)}66%,96%{background:#229ED9;box-shadow:0 10px 28px rgba(34,158,217,.45)}100%{background:#16a34a}}
.contact-btn::before{animation:ring 2s infinite,cring 6s infinite}
@keyframes cring{0%,30%{border-color:#22c55e}33%,63%{border-color:#25D366}66%,96%{border-color:#229ED9}}
.contact.open .contact-btn{animation:none}
@media (prefers-reduced-motion:reduce){.contact-btn,.contact-btn .rot,.contact-btn::before{animation:none}.contact-btn .r1{opacity:1}}

.cta-btn.tgb{background:#229ED9;color:#fff;box-shadow:0 8px 22px rgba(34,158,217,.4)}
.cta-btn.tgb:hover{background:#1c8cc2}
.cta-btn.wab{background:#25D366;color:#fff;box-shadow:0 8px 22px rgba(37,211,102,.4)}
.cta-btn.wab:hover{background:#1fbd5a}
/* ===== sales ===== */
.navcta{background:linear-gradient(135deg,rgba(255,90,31,.18),rgba(255,138,61,.1));color:#fff!important;border:1px solid rgba(255,90,31,.35)}
.navcta svg{color:var(--accent-2)!important}
.navhome svg{width:18px;height:18px}
.cta-btn.big{padding:16px 24px;font-size:16.5px}
.slots{display:inline-flex;align-items:center;gap:10px;font-size:14.5px;color:var(--text-2);background:var(--surface);border:1px solid var(--line);padding:9px 14px;border-radius:999px;margin:14px 0 6px}
.slots b{color:var(--accent)}
.slots-dot{width:9px;height:9px;border-radius:50%;background:#ef4444;box-shadow:0 0 0 0 rgba(239,68,68,.6);animation:pulse 1.6s infinite;flex:none}
@keyframes pulse{70%{box-shadow:0 0 0 9px rgba(239,68,68,0)}100%{box-shadow:0 0 0 0 rgba(239,68,68,0)}}
.cta .slots{background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.14);color:#e6e8ec;margin:0 0 18px}
.cta-main{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:10px}
.cta-sub{font-size:14px!important;color:#9aa0aa!important;margin:0 0 22px!important}
.hero-video{margin:0 0 20px}
/* orders */
.orders{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.order{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:18px;box-shadow:var(--shadow)}
.o-n{display:block;font-weight:700;margin-bottom:10px;line-height:1.35}
.o-r,.o-p{display:flex;justify-content:space-between;font-size:15px;padding:5px 0;border-top:1px solid var(--line);color:var(--text-2)}
.o-p{font-size:17px;color:var(--text)}
.o-p b{color:var(--ok);font-size:20px}
.small-link{margin:10px 0 44px;font-size:15px}
/* calculator */
.calc{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow);margin-bottom:44px}
.calc-in{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-bottom:22px}
.calc-in label{display:block}
.calc-in span{display:block;font-size:14px;color:var(--muted);font-weight:600}
.calc-in b{display:block;font-size:22px;margin:2px 0 8px}
.calc-in input{width:100%;accent-color:var(--accent)}
.calc-out{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:14px}
.co{background:var(--surface-2);border-radius:14px;padding:14px 16px}
.co span{display:block;font-size:13.5px;color:var(--muted)}
.co b{display:block;font-size:26px;font-weight:800;letter-spacing:-.02em}
.co small{font-size:12.5px;color:var(--muted)}
.co.hl{background:var(--accent-soft)}.co.hl b{color:var(--accent)}
.calc-note{font-size:13.5px;color:var(--muted);margin:0 0 16px}
/* guarantees, includes, timeline, price */
.guar,.incs{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-bottom:44px}
.g-i,.inc{display:flex;gap:12px;background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:16px}
.g-i b,.inc b{display:block}
.g-i p,.inc p{margin:2px 0 0;font-size:15px;color:var(--text-2);line-height:1.5}
.g-ic{flex:none;width:30px;height:30px;border-radius:9px;background:rgba(22,163,74,.12);color:var(--ok);display:grid;place-items:center}
.g-ic svg{width:16px;height:16px}
.tl{margin-bottom:44px;border-left:2px dashed var(--line);margin-left:16px;padding-left:24px}
.tl-i{display:flex;gap:14px;position:relative;margin-bottom:20px}
.tl-n{position:absolute;left:-42px;top:0;width:34px;height:34px;border-radius:50%;background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff;font-weight:800;display:grid;place-items:center}
.tl-i p{margin:2px 0 0;color:var(--text-2);font-size:15.5px}
.price{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow);margin-bottom:44px}
.price-main span{display:block;color:var(--muted);font-weight:600}
.price-main b{display:block;font-size:40px;font-weight:800;letter-spacing:-.02em;line-height:1.15}
.price-main small{color:var(--muted)}
.price ul{margin:16px 0;padding-left:20px}.price li{margin:6px 0}.price li::marker{color:var(--accent)}
/* inline offer */
.offer{display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;margin:40px 0 0;padding:20px 22px;border-radius:var(--radius);background:linear-gradient(135deg,var(--accent-soft),var(--surface));border:1px solid color-mix(in srgb,var(--accent) 25%,transparent)}
.offer b{display:block;font-size:17px}
.offer p{margin:2px 0 0;color:var(--text-2);font-size:15.5px}
.offer-t{flex:1;min-width:240px}
/* case numbers */
.case-nums{display:grid;grid-template-columns:repeat(auto-fit,minmax(80px,1fr));gap:6px;margin:6px 0 10px}
.case-nums div{background:var(--surface-2);border-radius:10px;padding:6px 8px}
.case-nums b{display:block;font-size:15px;color:var(--ok)}
.case-nums span{display:block;font-size:11.5px;color:var(--muted);line-height:1.3}
/* booking */
.book{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow);margin-bottom:40px}
.book-step{margin-bottom:24px}
.book-step h3{display:flex;align-items:center;gap:10px;font-size:18px;margin:0 0 12px}
.book-step h3 span{width:28px;height:28px;border-radius:50%;background:var(--accent);color:#fff;display:grid;place-items:center;font-size:14px}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip-b{border:1px solid var(--line);background:var(--surface);border-radius:12px;padding:9px 14px;cursor:pointer;font:inherit;font-size:15px;font-weight:600;color:var(--text);line-height:1.25;text-align:center}
.chip-b small{display:block;font-size:12px;color:var(--muted);font-weight:500}
.chip-b:hover{border-color:var(--accent)}
.chip-b.on{background:var(--accent);border-color:var(--accent);color:#fff}.chip-b.on small{color:#ffe1d3}
.chips.err .chip-b{border-color:#f87171}
.book-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.book-grid label span{display:block;font-size:13.5px;color:var(--muted);font-weight:600;margin-bottom:4px}
.book-grid input,.book-grid select{width:100%;font:inherit;font-size:16px;color:var(--text);background:var(--surface-2);border:1px solid var(--line);border-radius:12px;padding:11px 12px;outline:none}
.book-grid input:focus,.book-grid select:focus{border-color:var(--accent)}
.book-grid input.err{border-color:#f87171}
.book-comment{grid-column:span 2}
.book .lead-note{color:var(--muted)}
.book button.cta-btn{border:0;cursor:pointer;font:inherit;font-weight:700}
.book-done{background:rgba(22,163,74,.08);border:1px solid rgba(22,163,74,.3);border-radius:var(--radius);padding:22px;margin-bottom:40px}
.book-done h3{margin:0 0 6px;color:var(--ok)}
@media (max-width:980px){
  .orders,.calc-in,.calc-out,.guar,.incs,.book-grid{grid-template-columns:1fr}
  .book-comment{grid-column:auto}
  .cta-main .cta-btn,.calc .cta-btn,.offer .cta-btn,.book .cta-btn{width:100%;justify-content:center}
  .price-main b{font-size:32px}
}

/* simple light CTA */
.cta2{display:grid;grid-template-columns:1.5fr 1fr;gap:28px;align-items:center;margin-top:40px;padding:30px 32px;background:var(--surface);border:1px solid var(--line);border-radius:24px;box-shadow:var(--shadow);border-top:4px solid var(--accent)}
.cta2-tag{display:inline-block;font-size:12.5px;font-weight:700;letter-spacing:.05em;text-transform:uppercase;color:var(--accent);margin-bottom:8px}
.cta2 h3{margin:0 0 8px;font-size:clamp(22px,2.6vw,28px);line-height:1.2;font-weight:800;letter-spacing:-.02em}
.cta2 p{margin:0 0 18px;color:var(--text-2)}
.cta2-main small{display:block;margin-top:10px;font-size:13.5px;color:var(--muted)}
.cta2-side{display:flex;flex-direction:column;gap:8px;padding-left:28px;border-left:1px solid var(--line)}
.cta2-side span{font-size:14px;color:var(--muted);margin-bottom:2px}
.c2{display:flex;align-items:center;gap:10px;padding:11px 14px;border-radius:12px;text-decoration:none;font-weight:700;font-size:15px;color:var(--text);background:var(--surface-2);transition:background .15s}
.c2 svg{width:20px;height:20px;flex:none}
.c2.tg svg{color:#229ED9}.c2.wa svg{color:#25D366}.c2.ph svg{color:var(--ok)}
.c2:hover{background:var(--accent-soft)}
@media (max-width:980px){
  .cta2{grid-template-columns:1fr;padding:24px 20px;gap:20px}
  .cta2-side{padding-left:0;border-left:0;border-top:1px solid var(--line);padding-top:18px}
  .cta2 .cta-btn{width:100%;justify-content:center}
}
.cta2 .cta-btn{text-align:center}
/* calmer UI */
.donebtn{background:var(--surface-2);color:var(--text-2);box-shadow:none;border:1px solid var(--line);font-weight:600}
.donebtn:hover{transform:none;background:var(--line)}
.donebtn svg{color:var(--muted)}
.donebtn.is-done{background:rgba(22,163,74,.1);color:var(--ok);border-color:rgba(22,163,74,.25)}
.donebtn.is-done svg{color:var(--ok)}
.eyebrow{color:var(--muted);background:var(--surface-2)}
.author .av{border:0;box-shadow:none}
.logo-photo{border:0!important;box-shadow:none!important}
.alink.wa svg{color:#25D366}
.offer-btns{display:flex;gap:8px;flex-wrap:wrap}
@media(max-width:980px){.offer-btns{width:100%}.offer-btns .cta-btn{flex:1;justify-content:center}}
.seo-more h2{font-size:27px;line-height:1.25;margin:44px 0 12px;color:var(--text);font-weight:800;letter-spacing:-.015em}
.seo-more h3{font-size:21px;margin:30px 0 8px;color:var(--text);font-weight:700}
.seo-more p{margin:0 0 14px}
.seo-more ul,.seo-more ol{margin:0 0 16px}
.smap{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin-bottom:30px}
.smap section{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:18px 20px}
.smap h2{font-size:17px;margin:0 0 8px}
.smap ul{margin:0;padding-left:18px}.smap li{margin:4px 0;font-size:15.5px}
.smap a{color:var(--text-2);text-decoration:none}.smap a:hover{color:var(--accent)}
@media(max-width:980px){.smap{grid-template-columns:1fr}}