:root{--cream:#fbf7ef;--sand:#f1e9d8;--line:#e2d8c0;--ink:#14213d;--mut:#55617f;--nv:#0e1b3d;--nv2:#18306b;--cb:#2f5bff;--co:#f0481a;--co2:#ff8a5c;--r:22px}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;scroll-padding-top:90px}
body{margin:0;background:var(--cream);color:var(--ink);font:17px/1.7 "Segoe UI",system-ui,-apple-system,Roboto,Arial,sans-serif;overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
a{color:var(--cb)}
h1,h2,h3{font-family:"Trebuchet MS","Segoe UI",Arial,sans-serif;line-height:1.18;margin:0 0 .55em;color:var(--ink);letter-spacing:-.01em}
h1{font-size:clamp(2rem,4.6vw,3.2rem);color:#fff}
h2{font-size:clamp(1.5rem,2.8vw,2.05rem)}
h3{font-size:1.14rem;margin-top:1.5em;color:var(--nv2)}
p{margin:0 0 1em}
.wrap{max-width:1180px;margin:0 auto;padding:0 20px}
.sk{position:absolute;left:-999px;top:0;background:var(--co);color:#fff;padding:10px 14px;z-index:99}
.sk:focus{left:8px;top:8px}

.hd{position:sticky;top:0;z-index:50;background:var(--nv);border-bottom:1px solid #223a7a}
.hd-row{display:flex;align-items:center;justify-content:space-between;min-height:72px}
.lg img{width:220px;height:auto}

.btn{display:inline-flex;align-items:center;justify-content:center;text-align:center;font:800 .95rem/1.2 "Trebuchet MS",Arial,sans-serif;text-decoration:none;padding:13px 26px;border-radius:14px;border:2px solid transparent;cursor:pointer;transition:transform .15s,box-shadow .2s}
.btn:hover{transform:translateY(-2px)}
.btn:focus-visible,summary:focus-visible,.toc a:focus-visible{outline:3px solid var(--cb);outline-offset:2px}
.btn-co{background:linear-gradient(135deg,var(--co2),var(--co));color:#fff;box-shadow:0 8px 22px rgba(240,72,26,.32)}
.btn-cb{background:linear-gradient(135deg,#5b82ff,#2447d6);color:#fff;box-shadow:0 8px 22px rgba(47,91,255,.3)}
.btn-line{border-color:#4763b8;color:#fff}
.btn-line:hover{background:#18306b}
.btn-xl{padding:17px 32px;font-size:1.02rem}
.btn-blk{width:100%}

.intro{background:radial-gradient(760px 420px at 85% 30%,rgba(63,107,255,.4),transparent 70%),linear-gradient(160deg,var(--nv2),var(--nv));padding:62px 0 74px}
.intro-row{display:grid;grid-template-columns:1.1fr .9fr;gap:44px;align-items:center}
.kick{display:inline-block;color:#ffd9c9;background:rgba(255,138,92,.16);border:1px solid rgba(255,138,92,.5);font-weight:700;font-size:.82rem;text-transform:uppercase;letter-spacing:.1em;padding:6px 15px;border-radius:999px;margin-bottom:16px}
.sub{color:#cdd8f6;font-size:1.08rem;max-width:58ch}
.acts{display:flex;flex-wrap:wrap;gap:14px;margin:26px 0 18px}
.fine{font-size:.85rem;color:var(--mut)}
.intro .fine{color:#93a3d6}
.intro-img img{width:100%;max-width:520px;margin:0 auto;border-radius:32px;box-shadow:0 30px 70px rgba(0,0,0,.5)}

.frame{display:grid;grid-template-columns:250px 1fr;gap:52px;align-items:start;padding-top:56px;padding-bottom:70px}
.toc{position:sticky;top:96px;background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:22px 20px}
.toc-t{font:800 .8rem "Trebuchet MS",Arial,sans-serif;text-transform:uppercase;letter-spacing:.1em;color:var(--mut);margin:0 0 12px}
.toc ol{list-style:none;margin:0 0 18px;padding:0;counter-reset:t}
.toc li{counter-increment:t}
.toc li a{display:block;padding:7px 10px;border-radius:10px;color:var(--ink);text-decoration:none;font-size:.95rem}
.toc li a::before{content:counter(t,decimal-leading-zero) " ";color:var(--co);font-weight:800;margin-right:6px}
.toc li a:hover{background:var(--sand)}

.doc{min-width:0}
.part{padding:0 0 46px;margin-bottom:46px;border-bottom:1px dashed var(--line)}
.part:last-of-type{border-bottom:0}
.part h2{counter-increment:h;position:relative;padding-left:0}
.doc{counter-reset:h}
.part>h2::before{content:counter(h,decimal-leading-zero);display:block;font:800 .85rem "Trebuchet MS",Arial,sans-serif;letter-spacing:.14em;color:var(--co);margin-bottom:6px}
.fig{width:100%;border-radius:24px;margin:8px 0 26px;box-shadow:0 18px 44px rgba(14,27,61,.22)}
.cards4{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin-top:8px}
.cards3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:8px}
.cards4 article,.cards3 article{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:22px 20px}
.cards4 h3,.cards3 h3{margin:0 0 .4em;color:var(--nv)}
.cards4 p,.cards3 p{margin:0;color:var(--mut);font-size:.96rem}
.six{list-style:none;padding:0;margin:0 0 1.4em;counter-reset:s}
.six li{counter-increment:s;position:relative;padding:8px 0 14px 54px}
.six li::before{content:counter(s);position:absolute;left:0;top:6px;width:38px;height:38px;border-radius:12px;background:linear-gradient(135deg,var(--co2),var(--co));color:#fff;font-weight:800;display:flex;align-items:center;justify-content:center}
.tk{list-style:none;padding:0;margin:0 0 1.2em}
.tk li{position:relative;padding-left:32px;margin-bottom:.6em}
.tk li::before{content:"";position:absolute;left:2px;top:.45em;width:16px;height:9px;border-left:3px solid var(--cb);border-bottom:3px solid var(--cb);transform:rotate(-45deg)}
.call{display:flex;align-items:center;justify-content:space-between;gap:20px;background:linear-gradient(120deg,var(--nv2),var(--nv));border-radius:var(--r);padding:22px 26px;margin:26px 0}
.call p{margin:0;color:#e6ecff;font-weight:600}
.final{background:linear-gradient(135deg,var(--co2),var(--co));border-radius:28px;padding:40px 34px;text-align:center;color:#fff}
.final h2{color:#fff}
.final p{color:#ffe9df;max-width:52ch;margin:0 auto 22px}
.final .btn{background:#fff;color:var(--co);box-shadow:0 8px 22px rgba(0,0,0,.2)}

.qa details{background:#fff;border:1px solid var(--line);border-radius:14px;margin-bottom:12px;overflow:hidden}
.qa summary{cursor:pointer;list-style:none;padding:18px 54px 18px 22px;font-weight:700;position:relative}
.qa summary::-webkit-details-marker{display:none}
.qa summary::after{content:"+";position:absolute;right:22px;top:50%;transform:translateY(-50%);font-size:1.6rem;font-weight:400;color:var(--co)}
.qa details[open] summary::after{content:"\2212"}
.qa details[open]{border-color:var(--cb)}
.qa details p{padding:0 22px 20px;margin:0;color:var(--mut)}

.ft{background:var(--nv);color:#cdd8f6;padding:42px 0 20px}
.ft .fine{color:#93a3d6}
.ft-row{display:grid;grid-template-columns:1.6fr 1fr;gap:34px;align-items:start}
.age b{display:inline-block;border:2px solid var(--co2);border-radius:50%;padding:4px 7px;margin-right:6px;color:#fff}
.cp{margin-top:26px;padding-top:16px;border-top:1px solid #223a7a;color:#93a3d6;font-size:.84rem}
.dock{display:none}

@media (max-width:1024px){
  .frame{grid-template-columns:1fr;gap:26px;padding-top:34px}
  .toc{position:static;padding:18px}
  .toc ol{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:14px}
  .toc li a{background:var(--sand);padding:6px 12px;border-radius:999px;font-size:.88rem}
  .cards3{grid-template-columns:1fr}
}
@media (max-width:820px){
  body{font-size:16px}
  .lg img{width:170px}
  .intro{padding:40px 0 48px}
  .intro-row,.ft-row{grid-template-columns:1fr}
  .intro-img{order:-1}
  .intro-img img{max-width:340px}
  .cards4{grid-template-columns:1fr}
  .call{flex-direction:column;align-items:flex-start}
  .call .btn{width:100%}
  html{scroll-padding-top:80px}
}
@media (max-width:560px){
  .wrap{padding:0 16px}
  .hd-btn{display:none}
  .lg img{width:150px}
  .acts .btn{width:100%}
  .dock{display:block;position:fixed;left:0;right:0;bottom:0;z-index:60;padding:10px 14px calc(10px + env(safe-area-inset-bottom));background:rgba(14,27,61,.97);border-top:1px solid #223a7a}
  body{padding-bottom:74px}
  .final{padding:30px 20px}
}
@media (max-width:420px){
  h1{font-size:1.8rem}
  .qa summary{padding:16px 46px 16px 16px}
  .qa details p{padding:0 16px 18px}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}