:root{
  --green:#82ac3e; --green-d:#5d8228; --brown:#5a3a22; --brown-l:#8b5a36;
  --cream:#fbf6ea; --card:#ffffff; --ink:#2b2118; --muted:#6f6254; --line:#e8dfcc;
  --tg:#2aabee; --max:#7b5cff;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--cream);color:var(--ink);font:17px/1.55 -apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;-webkit-text-size-adjust:100%}
a{color:var(--green-d)}
img{max-width:100%;height:auto}
.wrap{max-width:1040px;margin:0 auto;padding:0 16px}

/* шапка */
.top{position:sticky;top:0;z-index:5;background:rgba(251,246,234,.92);backdrop-filter:blur(6px);border-bottom:1px solid var(--line)}
.top .wrap{display:flex;align-items:center;justify-content:space-between;height:60px;gap:12px}
.logo{display:flex;align-items:center;gap:10px;color:var(--brown);text-decoration:none;font-weight:800;font-size:19px;white-space:nowrap}
.logo img{width:38px;height:38px;border-radius:10px}
.top nav{display:flex;gap:18px;font-size:15px}
.top nav a{color:var(--muted);text-decoration:none}
.top nav a:hover{color:var(--brown)}
@media(max-width:640px){.top nav{display:none}}

/* кнопки */
.btns{display:flex;flex-wrap:wrap;gap:12px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 22px;border-radius:14px;font-weight:700;font-size:17px;text-decoration:none;color:#fff;transition:transform .1s,filter .15s}
.btn:hover{filter:brightness(1.07)} .btn:active{transform:scale(.98)}
.btn.tg{background:var(--tg)} .btn.max{background:var(--max)}
.btn.ghost{background:transparent;color:var(--brown);border:2px solid var(--brown)}
@media(max-width:480px){.btns .btn{flex:1 1 100%}}

/* первый экран */
.hero{padding:48px 0 40px}
.hero .wrap{display:grid;grid-template-columns:1.25fr 1fr;gap:36px;align-items:center}
.hero h1{font-size:44px;line-height:1.12;margin:0 0 14px;color:var(--brown);letter-spacing:-.5px}
.hero h1 span{color:var(--green-d)}
.hero p.lead{font-size:20px;color:var(--muted);margin:0 0 26px}
.hero .pic{background:var(--green);border-radius:32px;overflow:hidden;box-shadow:0 18px 40px rgba(90,58,34,.18)}
.hero .pic img{display:block;width:100%}
.badge{display:inline-block;background:#e6f0d4;color:var(--green-d);border-radius:999px;padding:7px 16px;font-size:15px;margin:0 0 16px}
.badge b{color:var(--brown)}
.note{font-size:14px;color:var(--muted);margin-top:12px}
@media(max-width:800px){.hero .wrap{grid-template-columns:1fr}.hero .pic{max-width:200px;margin:0 auto;order:-1;border-radius:24px}.hero h1{font-size:34px}.hero{padding-top:28px}}

/* секции */
section{padding:44px 0}
section h2{font-size:32px;color:var(--brown);margin:0 0 8px;line-height:1.2}
section .sub{color:var(--muted);margin:0 0 28px}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
@media(max-width:860px){.grid{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.grid{grid-template-columns:1fr}}
.card{background:var(--card);border:1px solid var(--line);border-radius:20px;padding:20px}
.card .ic{font-size:30px;line-height:1}
.card h3{margin:10px 0 6px;font-size:19px;color:var(--brown)}
.card p{margin:0;color:var(--muted);font-size:16px}

/* шаги */
.steps{counter-reset:s;display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
@media(max-width:760px){.steps{grid-template-columns:1fr}}
.step{background:var(--card);border:1px solid var(--line);border-radius:20px;padding:20px 20px 20px 70px;position:relative}
.step:before{counter-increment:s;content:counter(s);position:absolute;left:18px;top:18px;width:38px;height:38px;border-radius:50%;background:var(--green);color:#fff;font-weight:800;display:flex;align-items:center;justify-content:center}
.step b{display:block;color:var(--brown);margin-bottom:4px}
.step span{color:var(--muted);font-size:16px}

/* чат-пример */
.chat{background:#e9efe0;border-radius:24px;padding:18px;max-width:460px;display:flex;flex-direction:column;gap:10px}
.msg{max-width:85%;padding:10px 14px;border-radius:16px;font-size:15.5px;line-height:1.45}
.msg.me{align-self:flex-end;background:#d9f7b8;border-bottom-right-radius:4px}
.msg.bot{align-self:flex-start;background:#fff;border-bottom-left-radius:4px}
.two{display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:center}
@media(max-width:800px){.two{grid-template-columns:1fr}}

/* цена */
.price{background:var(--brown);color:#fff;border-radius:28px;padding:32px;display:grid;grid-template-columns:1.2fr 1fr;gap:28px;align-items:center}
.price h2{color:#fff}
.price .sum{font-size:56px;font-weight:800;line-height:1}
.price .sum small{font-size:20px;font-weight:600;opacity:.85}
.price ul{margin:14px 0 0;padding-left:20px;opacity:.95}
.price li{margin:4px 0}
.price .free{display:inline-block;background:var(--green);color:#fff;font-weight:700;border-radius:999px;padding:6px 14px;margin-bottom:14px;font-size:15px}
.price .btn.ghost{color:#fff;border-color:#fff}
@media(max-width:760px){.price{grid-template-columns:1fr;padding:24px}.price .sum{font-size:46px}}

/* вопросы */
details{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:14px 18px;margin-bottom:10px}
summary{cursor:pointer;font-weight:700;color:var(--brown);list-style:none;position:relative;padding-right:26px}
summary::-webkit-details-marker{display:none}
summary:after{content:"+";position:absolute;right:0;top:0;font-weight:800;color:var(--green-d)}
details[open] summary:after{content:"–"}
details p{margin:10px 0 0;color:var(--muted)}

/* подвал */
footer{border-top:1px solid var(--line);padding:28px 0 40px;font-size:14px;color:var(--muted)}
footer .wrap{display:grid;grid-template-columns:1.4fr 1fr;gap:20px}
footer a{color:var(--muted)}
footer .links{display:flex;flex-direction:column;gap:6px}
@media(max-width:640px){footer .wrap{grid-template-columns:1fr}}

/* документы */
.doc{background:var(--card);border:1px solid var(--line);border-radius:20px;padding:28px;margin:28px auto 40px;max-width:820px}
.doc h1{font-size:28px;color:var(--brown);margin:0 0 4px;line-height:1.25}
.doc .ed{color:var(--muted);margin:0 0 22px;font-size:15px}
.doc h2{font-size:20px;color:var(--brown);margin:26px 0 8px}
.doc p,.doc li{font-size:16px}
.doc ol,.doc ul{padding-left:22px}
.doc table{border-collapse:collapse;width:100%;font-size:15px}
.doc td{border:1px solid var(--line);padding:8px 10px;vertical-align:top}
.doc td:first-child{width:38%;color:var(--muted)}
@media(max-width:560px){.doc{padding:18px;border-radius:0;border-left:0;border-right:0;margin:0 -16px}}