:root{
  --navy:#2e3b4e;--navy-deep:#232d3b;--sand:#e2c79a;--sand-soft:#f1e4cc;
  --ground:#f6efe3;--paper:#fffcf6;--ink:#26313f;--muted:#6b7684;--line:#e6dac5;
  --wood:#8a5a36;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:var(--ground);color:var(--ink);
  font:18px/1.6 "Raleway",system-ui,-apple-system,"Segoe UI",sans-serif;font-variant-numeric:lining-nums}
a{color:var(--navy)}
.wrap{max-width:1080px;margin:0 auto;padding:0 20px}
h1,h2,h3{line-height:1.15;margin:0 0 .5em;font-weight:700}
h2{font-size:clamp(28px,4vw,40px)}
.eyebrow{display:inline-block;font-weight:700;letter-spacing:.08em;text-transform:uppercase;font-size:14px;color:var(--wood);margin-bottom:10px}

/* шапка — песочная плашка, как в карточках бота */
header.top{background:var(--sand)}
header.top .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:64px}
.logo{font-weight:800;text-transform:uppercase;letter-spacing:.04em;color:var(--navy);text-decoration:none;font-size:15px}
nav a{margin-left:22px;color:var(--navy);text-decoration:none;font-weight:600;font-size:15px}
nav a:hover{text-decoration:underline}

/* первый экран — библиотека и «пузырь» из роликов */
.hero{background:var(--navy-deep);color:#fff;position:relative;overflow:hidden}
.hero .wrap{display:grid;grid-template-columns:1fr 1.25fr;align-items:center;min-height:560px;gap:0}
.hero-photo{position:absolute;inset:0 auto 0 0;width:52%;background:url(img/library.jpg) center/cover}
.hero-photo::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(35,45,59,0) 55%,var(--navy-deep) 100%)}
.bubble{position:relative;grid-column:2;margin:56px 0;box-shadow:0 24px 60px rgba(0,0,0,.35)}
.bubble .tag{background:var(--sand);color:#3b2a1c;font-weight:700;font-size:22px;padding:16px 34px;letter-spacing:.02em}
.bubble .body{background:var(--navy);padding:34px 34px 38px}
.bubble::after{content:"";position:absolute;left:44%;bottom:-26px;border:14px solid transparent;border-top:26px solid var(--navy);border-bottom:0}
.bubble h1{font-weight:500;font-size:clamp(32px,4.4vw,50px);color:#fff;margin-bottom:.45em}
.bubble p{color:rgba(255,255,255,.82);margin:0 0 24px;font-size:19px}
.btn{display:inline-block;background:var(--sand);color:var(--navy);text-decoration:none;
  padding:15px 28px;font-weight:700;border-radius:6px;transition:transform .15s,background .15s}
.btn:hover{background:#ecd6ae;transform:translateY(-1px)}
.btn.line{background:transparent;color:#fff;box-shadow:inset 0 0 0 1.5px rgba(255,255,255,.5);margin-left:10px}

section{padding:80px 0}
.lead{font-size:20px;color:var(--muted);max-width:680px;margin:0 0 36px}

.who{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:18px}
.who div{background:var(--paper);border-top:5px solid var(--sand);padding:24px;box-shadow:0 1px 0 var(--line)}

/* блок «как устроено» — тёмная карточка с 42 кружками */
.dark{background:linear-gradient(160deg,var(--navy) 0%,var(--navy-deep) 100%);color:#fff}
.dark .lead{color:rgba(255,255,255,.75)}
.dark .eyebrow{color:var(--sand)}
.big{font-size:clamp(34px,5vw,56px);font-weight:700;line-height:1.1;margin:0 0 14px}
.big em{font-style:normal;color:var(--sand)}
.dots{display:grid;grid-template-columns:repeat(14,1fr);gap:12px;max-width:640px;margin:36px 0 18px}
.dots i{aspect-ratio:1;border-radius:50%;background:rgba(255,255,255,.13);box-shadow:inset 0 0 0 2px rgba(255,255,255,.08)}
.dots i.free{background:var(--sand)}
.legend{display:flex;flex-wrap:wrap;gap:10px 34px;color:rgba(255,255,255,.75);font-size:16px}
.legend b{color:var(--sand)}
.steps{counter-reset:s;list-style:none;padding:0;margin:48px 0 0;display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:22px}
.steps li{counter-increment:s;border-top:1px solid rgba(255,255,255,.18);padding-top:16px;font-size:16px;color:rgba(255,255,255,.88)}
.steps li::before{content:"0" counter(s);display:block;color:var(--sand);font-weight:700;font-size:26px;margin-bottom:6px}

/* цена — тот же «пузырь» */
.price-row{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}
.price.bubble{grid-column:auto;margin:0}
.price .sum{font-size:64px;font-weight:700;color:#fff;line-height:1}
.price .sum small{font-size:28px;color:var(--sand)}
.price ul{list-style:none;padding:0;margin:22px 0 26px;color:rgba(255,255,255,.85)}
.price li{padding:6px 0 6px 26px;position:relative}
.price li::before{content:"";position:absolute;left:0;top:15px;width:12px;height:12px;border-radius:50%;background:var(--sand)}
.terms h3{font-size:20px;margin:0 0 6px}
.terms p{margin:0 0 22px;color:var(--ink)}

.author{display:grid;grid-template-columns:auto 1fr;gap:28px;align-items:center;background:var(--paper);padding:32px;border-left:6px solid var(--sand)}
.author .mark{width:88px;height:88px;border-radius:50%;background:var(--navy);color:var(--sand);display:grid;place-items:center;font-weight:700;font-size:30px}
.author p{margin:0}

.req{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:2px;background:var(--line);border:2px solid var(--line)}
.req div{background:var(--paper);padding:18px 22px}
.req dt{color:var(--muted);font-size:14px}
.req dd{margin:2px 0 0;font-weight:600}

footer{background:var(--navy-deep);color:rgba(255,255,255,.6);padding:34px 0 44px;font-size:14px}
footer a{color:rgba(255,255,255,.8);margin-right:18px}

/* оферта и политика */
.doc{background:var(--paper);padding:44px;margin:40px auto;max-width:820px;border-top:6px solid var(--sand)}
.doc h1{font-size:clamp(28px,5vw,38px)}
.doc h2{font-size:21px;margin-top:1.6em}
.doc p,.doc li{font-size:17px}
.fill{background:#fff0bf;color:#5a4300;padding:0 4px;border-radius:3px}

@media (max-width:820px){
  nav{display:none}
  .hero .wrap{grid-template-columns:1fr;min-height:0}
  .hero-photo{position:relative;width:auto;height:220px;inset:auto}
  .hero-photo::after{background:linear-gradient(180deg,rgba(35,45,59,0) 40%,var(--navy-deep) 100%)}
  .bubble{grid-column:1;margin:-40px 0 56px}
  .price-row{grid-template-columns:1fr;gap:56px}
  .dots{gap:7px}
  section{padding:56px 0}
  .doc{padding:24px;margin:20px 16px}
  .btn.line{margin:10px 0 0}
}
@media (max-width:420px){.author{grid-template-columns:1fr}}
.price .fill{background:none;color:#fff;padding:0;border-bottom:3px dashed var(--sand);border-radius:0}