:root{--bg:#faf7f2;--tint:#f1ece2;--ink:#17201d;--ink2:#4b5551;--mute:#7c8580;--green:#1f3d36;--accent:#e2a53c;--accent-d:#c88a22;--line:#e3ddd1;--white:#fff;
--serif:"DM Serif Display",Georgia,serif;--sans:"DM Sans",system-ui,-apple-system,"Segoe UI",sans-serif;--r:16px;--sh:0 1px 2px rgba(23,32,29,.05),0 12px 32px -18px rgba(23,32,29,.25)}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--ink);font:16px/1.65 var(--sans);-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}img{max-width:100%}
.wrap{max-width:1180px;margin:0 auto;padding:0 28px}.wrap--narrow{max-width:760px}
.muted{color:var(--mute)}.tiny{font-size:12.5px}.meta{font-size:13px;color:var(--mute);margin-bottom:6px}
h1,h2,.h2{font-family:var(--serif);font-weight:400;letter-spacing:-.01em;line-height:1.1}
h1{font-size:clamp(38px,5.2vw,64px)}h2,.h2{font-size:clamp(28px,3vw,40px)}
h3{font-size:19px;font-weight:700;line-height:1.3;letter-spacing:-.01em}
h1 em{font-style:italic;color:var(--accent-d)}
.kicker{font-size:12.5px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--accent-d);margin-bottom:14px}
.lead{font-size:18.5px;color:var(--ink2);max-width:600px;margin-top:18px}
.big{font-size:21px;line-height:1.5;color:var(--ink)}
.demo-bar{background:var(--green);color:#e9efe9;font-size:12.5px;text-align:center;padding:7px 14px}

/* header */
.header{position:sticky;top:0;z-index:40;background:rgba(250,247,242,.9);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.header__in{display:flex;align-items:center;gap:28px;height:70px}
.brand{display:inline-flex;align-items:center;gap:10px;font-size:18px;letter-spacing:-.01em;white-space:nowrap}
.brand b{font-weight:700}
.brand__mark{display:grid;place-items:center;width:34px;height:34px;border-radius:10px;background:var(--green);color:var(--accent);font-family:var(--serif);font-size:20px}
.brand--light{color:#fff}
.menu{display:flex;gap:4px;margin-left:auto}
.menu a{padding:8px 14px;border-radius:30px;font-size:15px;color:var(--ink2);transition:background .2s,color .2s}
.menu a:hover{background:var(--tint);color:var(--ink)}
.menu a.active{background:var(--green);color:#fff}
.cart{display:grid;place-items:center;width:40px;height:40px;border-radius:50%;border:1px solid var(--line);transition:background .2s}
.cart:hover{background:var(--tint)}
.burger{display:none;background:none;border:0;width:40px;height:40px;flex-direction:column;justify-content:center;align-items:center;gap:5px;cursor:pointer}
.burger span{width:22px;height:2px;background:var(--ink);border-radius:2px;transition:transform .3s,opacity .3s}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 26px;border-radius:40px;font:600 15px var(--sans);border:1.5px solid transparent;cursor:pointer;transition:transform .2s,background .2s,box-shadow .2s;white-space:nowrap}
.btn:hover{transform:translateY(-1px)}
.btn--accent{background:var(--accent);color:var(--ink);box-shadow:0 8px 20px -10px rgba(200,138,34,.8)}
.btn--accent:hover{background:var(--accent-d)}
.btn--line{border-color:var(--ink);color:var(--ink);background:transparent}
.btn--line:hover{background:var(--ink);color:#fff}
.btn--full{width:100%}.btn--wide{min-width:240px}.btn--small{padding:9px 18px;font-size:14px}
.more{font-weight:600;font-size:15px;color:var(--green)}
.actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:34px}

/* hero */
.hero{padding:84px 0 96px;overflow:hidden}
.hero__grid{display:grid;grid-template-columns:1.1fr 1fr;gap:56px;align-items:center}
.trust{list-style:none;display:flex;flex-wrap:wrap;gap:12px 28px;margin-top:40px;font-size:14.5px;color:var(--ink2)}
.trust li{display:flex;align-items:center;gap:8px}.trust svg{color:var(--green)}
.hero__books{position:relative;height:440px}
.hero__books .cover{position:absolute;width:230px;box-shadow:0 30px 60px -25px rgba(23,32,29,.55);transition:transform .5s}
.cover--a{left:4%;top:60px;transform:rotate(-8deg)}
.cover--b{left:30%;top:10px;z-index:2;transform:rotate(1deg)}
.cover--c{left:56%;top:70px;transform:rotate(9deg)}
.hero__books:hover .cover--a{transform:rotate(-11deg) translateX(-14px)}
.hero__books:hover .cover--c{transform:rotate(12deg) translateX(14px)}

/* cover */
.cover{--c:#1f3d36;aspect-ratio:3/4.2;background:var(--c);color:#fff;border-radius:6px 14px 14px 6px;padding:22px 20px;display:flex;flex-direction:column;position:relative;overflow:hidden;background-image:radial-gradient(circle at 85% 12%,rgba(255,255,255,.22) 0 18%,transparent 19%),linear-gradient(160deg,rgba(255,255,255,.12),transparent 50%,rgba(0,0,0,.18))}
.cover::before{content:"";position:absolute;left:0;top:0;bottom:0;width:10px;background:rgba(0,0,0,.18)}
.cover__cat{font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;opacity:.8;font-weight:700}
.cover__t{font-family:var(--serif);font-size:26px;line-height:1.08;margin-top:auto;margin-bottom:auto}
.cover__b{font-size:11px;opacity:.75;border-top:1px solid rgba(255,255,255,.3);padding-top:10px}
.cover--big .cover__t{font-size:40px}.cover--big{padding:34px 32px}
.cover--mini{width:64px;padding:8px;border-radius:3px 6px 6px 3px}.cover--mini .cover__t{font-size:9px}.cover--mini .cover__cat,.cover--mini .cover__b{display:none}

/* steps band */
.steps-band{background:var(--green);color:#fff;padding:56px 0}
.steps3{display:grid;grid-template-columns:repeat(3,1fr);gap:40px}
.steps3 span{display:inline-grid;place-items:center;width:38px;height:38px;border-radius:50%;background:var(--accent);color:var(--ink);font-weight:700;margin-bottom:16px}
.steps3 p{color:rgba(255,255,255,.72);font-size:15px;margin-top:6px}

/* sections */
.section{padding:88px 0}.section--tint{background:var(--tint)}.section--flush{padding-top:8px}
.sec-head{display:flex;justify-content:space-between;align-items:flex-end;gap:20px;margin-bottom:40px}
.page-head{padding:72px 0 48px}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.grid2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.card{background:var(--white);border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--sh);transition:transform .3s,box-shadow .3s;display:block;overflow:hidden}
a.card:hover{transform:translateY(-4px);box-shadow:0 2px 4px rgba(23,32,29,.05),0 24px 48px -24px rgba(23,32,29,.35)}
.card--pad{padding:30px}
.card--dark{background:var(--green);color:#fff;border-color:var(--green)}.muted-l{color:rgba(255,255,255,.65);margin-top:10px;font-size:14px}
.card h3{margin-bottom:8px}

/* book card */
.book__cov{background:var(--tint);padding:34px 64px 28px;position:relative}
.book__cov .cover{box-shadow:0 18px 30px -16px rgba(23,32,29,.5);transition:transform .4s}
a.book:hover .cover{transform:rotate(-2deg) scale(1.02)}
.pill{position:absolute;top:16px;left:16px;background:var(--accent);color:var(--ink);font-size:12px;font-weight:700;padding:4px 12px;border-radius:20px}
.book__body{padding:24px 26px 26px}
.price{display:flex;align-items:baseline;gap:10px;margin-top:16px}
.price b{font-size:21px}.price s{color:var(--mute);font-size:15px}
.price--big b{font-size:34px}.price--big{margin:24px 0}

/* post card */
.post__img{--h:150;height:190px;background:linear-gradient(135deg,hsl(var(--h) 30% 78%),hsl(calc(var(--h) + 40) 35% 88%));position:relative}
.post__img::after{content:"";position:absolute;right:24px;bottom:-30px;width:120px;height:120px;border-radius:50%;background:rgba(255,255,255,.35)}
.post__img span{position:absolute;left:18px;top:18px;background:rgba(255,255,255,.9);font-size:12px;font-weight:700;padding:4px 12px;border-radius:20px}
.post__img--big{height:320px;border-radius:var(--r);margin:36px 0 8px}
.post__body{padding:24px 26px 28px}.post__body .more{display:inline-block;margin-top:16px}

/* chips */
.chips{display:flex;gap:8px;flex-wrap:wrap;margin-top:28px}
.chip{border:1px solid var(--line);background:var(--white);padding:8px 16px;border-radius:30px;font:500 14px var(--sans);cursor:pointer;color:var(--ink2)}
.chip.on{background:var(--ink);color:#fff;border-color:var(--ink)}

/* article */
.article{padding:56px 0 88px}
.back{display:inline-block;font-size:14.5px;color:var(--mute);margin-bottom:28px}.back:hover{color:var(--ink)}
.prose{font-size:18px;line-height:1.75;color:#2a3330;margin-top:32px}
.prose p{margin:0 0 20px}.prose h2{font-size:30px;margin:44px 0 16px}.prose h3{margin:28px 0 10px}
.prose ul{margin:0 0 20px 22px}.prose li{margin-bottom:6px}

/* banner / cta */
.banner{display:flex;align-items:center;justify-content:space-between;gap:24px;background:var(--green);color:#fff;border-radius:var(--r);padding:34px 38px;margin-top:56px}
.banner p{color:rgba(255,255,255,.72);margin-top:4px}
.cta{display:flex;justify-content:space-between;align-items:center;gap:32px;background:var(--white);border:1px solid var(--line);border-radius:24px;padding:48px 52px;box-shadow:var(--sh)}
.cta p{color:var(--ink2);margin-top:8px}

/* about */
.about{display:grid;grid-template-columns:1fr 1.15fr;gap:64px;align-items:center}
.about__img{position:relative;aspect-ratio:4/4.4;border-radius:24px;background:linear-gradient(150deg,#2d5047,#1f3d36);overflow:hidden}
.about__shape{position:absolute;inset:18% 14% auto auto;width:60%;aspect-ratio:1;border-radius:50%;background:radial-gradient(circle at 30% 30%,#f3c66b,#e2a53c 60%,#c88a22)}
.about__img::after{content:"";position:absolute;left:-10%;bottom:-25%;width:80%;aspect-ratio:1;border-radius:50%;border:40px solid rgba(255,255,255,.08)}
.about__badge{position:absolute;left:24px;bottom:24px;z-index:2;background:#fff;border-radius:14px;padding:14px 18px;display:flex;gap:12px;align-items:center;font-size:13px;line-height:1.3;color:var(--ink2)}
.about__badge b{font-family:var(--serif);font-size:30px;color:var(--ink);font-weight:400}
.about__txt p+p{margin-top:16px;color:var(--ink2)}
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:36px;border-top:1px solid var(--line);padding-top:28px}
.stats b{display:block;font-family:var(--serif);font-weight:400;font-size:36px}.stats span{font-size:14px;color:var(--mute)}

/* products */
.prod__ic{display:inline-grid;place-items:center;width:54px;height:54px;border-radius:14px;background:var(--tint);color:var(--green);margin-bottom:20px}
.prod__foot{display:flex;justify-content:space-between;align-items:center;margin-top:22px;padding-top:18px;border-top:1px solid var(--line)}

/* product page */
.product{display:grid;grid-template-columns:.9fr 1.1fr;gap:72px;align-items:start}
.product__cov{background:var(--tint);border-radius:24px;padding:56px 80px;position:sticky;top:100px}
.product__cov .cover{box-shadow:0 30px 60px -25px rgba(23,32,29,.55)}
.facts{list-style:none;display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:32px 0;}
.facts li{background:var(--white);border:1px solid var(--line);border-radius:12px;padding:14px 16px;font-size:14px}
.facts b{display:block;font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--mute);margin-bottom:2px}
.product h3{margin:28px 0 12px}
.ticks{list-style:none}.ticks li{padding:8px 0 8px 30px;position:relative;border-bottom:1px solid var(--line)}
.ticks li::before{content:"";position:absolute;left:4px;top:15px;width:12px;height:7px;border-left:2px solid var(--green);border-bottom:2px solid var(--green);transform:rotate(-45deg)}

/* forms */
.f{display:flex;flex-direction:column;gap:7px;margin-bottom:18px}
.f label,.lbl{font-size:14px;font-weight:600}
.f small,.lbl small{font-weight:400;color:var(--mute)}
input,select,textarea{font:inherit;font-size:16px;padding:13px 15px;border:1.5px solid var(--line);border-radius:12px;background:#fff;color:var(--ink);outline:none;transition:border-color .2s,box-shadow .2s;width:100%}
input:focus,select:focus,textarea:focus{border-color:var(--green);box-shadow:0 0 0 4px rgba(31,61,54,.1)}
.bad input,.bad textarea{border-color:#c4472f}.chk.bad{color:#c4472f}
.chk{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:var(--ink2);margin-bottom:18px;cursor:pointer}
.chk input{width:18px;height:18px;margin-top:2px;accent-color:var(--green);flex:none}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.drop{display:flex;flex-direction:column;align-items:center;gap:8px;text-align:center;border:2px dashed var(--line);border-radius:14px;padding:28px;cursor:pointer;color:var(--ink2);font-size:14.5px;transition:border-color .2s,background .2s}
.drop:hover,.drop.over{border-color:var(--green);background:var(--tint)}
.drop input{display:none}.drop svg{color:var(--green)}
.files{list-style:none;margin-top:8px}
.files li{display:flex;align-items:center;gap:10px;background:var(--tint);border-radius:10px;padding:8px 12px;margin-top:6px;font-size:14px}
.files li span{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.files button{border:0;background:none;font-size:18px;cursor:pointer;color:var(--mute)}
.contact{display:grid;grid-template-columns:1.5fr 1fr;gap:28px;align-items:start}
.contact__side{display:grid;gap:20px}

/* checkout */
.demo-alert{background:#fff4dc;border:1.5px solid var(--accent);border-radius:14px;padding:16px 20px;margin-bottom:28px;font-size:15px}
.checkout{display:grid;grid-template-columns:1.4fr 1fr;gap:28px;align-items:start}
.checkout .h2{margin:8px 0 24px}
.progress{list-style:none;display:flex;gap:8px;counter-reset:p;font-size:13px;font-weight:600;color:var(--mute)}
.progress li{counter-increment:p;display:flex;align-items:center;gap:8px;flex:1}
.progress li::before{content:counter(p);display:grid;place-items:center;width:26px;height:26px;border-radius:50%;border:1.5px solid var(--line);font-size:12px}
.progress li.on{color:var(--ink)}.progress li.on::before{background:var(--green);border-color:var(--green);color:#fff}
.progress li.done{color:var(--green)}.progress li.done::before{content:"✓";background:var(--tint);border-color:var(--green)}
.pay{border:0;margin:6px 0 20px}.pay legend{font-size:14px;font-weight:600;margin-bottom:8px}
.pay{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.pay label{cursor:pointer}.pay input{position:absolute;opacity:0;width:1px}
.pay span{display:block;text-align:center;border:1.5px solid var(--line);border-radius:12px;padding:14px 8px;font-weight:600;font-size:14.5px;transition:border-color .2s,background .2s}
.pay input:checked+span{border-color:var(--green);background:var(--tint)}
.pay input:focus-visible+span{box-shadow:0 0 0 4px rgba(31,61,54,.15)}
.checkout__sum{position:sticky;top:100px}
.sum__item{display:flex;gap:14px;align-items:center;margin:18px 0;padding-bottom:18px;border-bottom:1px solid var(--line)}
.checkout__sum dl div{display:flex;justify-content:space-between;padding:6px 0;font-size:15px}
.checkout__sum dd{font-weight:600}
.checkout__sum .total{border-top:1px solid var(--line);margin-top:8px;padding-top:14px;font-size:18px}
.paying{text-align:center;padding:48px 0}.paying .h2{font-size:26px;margin:20px 0 8px}
.spinner{width:46px;height:46px;border-radius:50%;border:4px solid var(--tint);border-top-color:var(--green);margin:0 auto;animation:spin .8s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.done-box{text-align:center;padding:28px 0 8px}.done-box p{margin:10px auto;max-width:520px;color:var(--ink2)}
.done-box .h2{font-size:30px;margin:18px 0 6px}.done-box .btn--line{margin-top:20px}
.done-ic{display:inline-grid;place-items:center;width:72px;height:72px;border-radius:50%;background:#e3efe9;color:var(--green);animation:pop .5s cubic-bezier(.2,1.4,.4,1)}
@keyframes pop{from{transform:scale(.4);opacity:0}}
.mail-mock{text-align:left;border:1px solid var(--line);border-radius:14px;padding:18px 20px;margin:22px auto 12px;max-width:520px;background:var(--bg);font-size:14.5px}
.mail-mock__h{border-bottom:1px solid var(--line);padding-bottom:10px;margin-bottom:10px;color:var(--ink2)}
.mail-mock p{margin:0 0 10px !important;max-width:none !important}

/* footer */
.footer{background:#14211d;color:rgba(255,255,255,.7);padding:64px 0 28px;margin-top:40px}
.footer__grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px}
.footer h4{color:#fff;font-size:14px;margin-bottom:14px}
.footer__grid>div>a,.footer__grid>div>span{display:block;font-size:14.5px;margin-bottom:8px}
.footer__grid a:hover{color:#fff}
.footer__txt{margin-top:16px;font-size:14.5px;max-width:280px}.footer__small{font-size:12px;opacity:.6}
.footer__bottom{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;border-top:1px solid rgba(255,255,255,.12);margin-top:44px;padding-top:22px;font-size:13px}

.toast{position:fixed;left:50%;bottom:24px;transform:translate(-50%,120px);background:var(--ink);color:#fff;padding:12px 20px;border-radius:30px;font-size:14px;z-index:60;transition:transform .35s}
.toast.show{transform:translate(-50%,0)}

/* responsive */
@media (max-width:1020px){
  .hero__grid,.about,.product{grid-template-columns:1fr;gap:44px}
  .hero__books{height:400px;max-width:560px}
  .product__cov{position:static;max-width:440px;padding:40px 70px}
  .grid3{grid-template-columns:repeat(2,1fr)}
  .footer__grid{grid-template-columns:1fr 1fr}
  .checkout,.contact{grid-template-columns:1fr}.checkout__sum{position:static;order:-1}
}
@media (max-width:860px){
  .burger{display:flex}.cart{margin-left:auto}
  .menu{position:absolute;top:100%;left:0;right:0;flex-direction:column;background:var(--bg);padding:12px 20px 22px;border-bottom:1px solid var(--line);gap:2px;transform:translateY(-6px);opacity:0;pointer-events:none;transition:opacity .25s,transform .25s;margin:0}
  .menu a{font-size:18px;padding:12px 16px}
  .nav-open .menu{opacity:1;transform:none;pointer-events:auto}
  .nav-open .burger span:nth-child(1){transform:translateY(7px) rotate(45deg)}.nav-open .burger span:nth-child(2){opacity:0}.nav-open .burger span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
  .steps3{grid-template-columns:1fr;gap:28px}
  .cta,.banner{flex-direction:column;align-items:flex-start;padding:32px 28px}
}
@media (max-width:620px){
  .wrap{padding:0 20px}
  .hero{padding:48px 0 64px}.page-head{padding:48px 0 32px}.section{padding:64px 0}.section--flush{padding-top:0}
  .grid3,.grid2{grid-template-columns:1fr}
  .hero__books{height:300px}.hero__books .cover{width:150px}.cover--a{top:40px}.cover--c{top:46px}.hero__books .cover__t{font-size:18px}
  .sec-head{flex-direction:column;align-items:flex-start}
  .row2,.facts{grid-template-columns:1fr}
  .pay{grid-template-columns:1fr}
  .product__cov{padding:32px 48px}.cover--big .cover__t{font-size:30px}
  .footer__grid{grid-template-columns:1fr}
  .stats b{font-size:28px}
  .card--pad{padding:22px}
  .post__img--big{height:200px}
}
.toast{opacity:0}.toast.show{opacity:1}
.footer__grid>div>a.brand{display:inline-flex}
[hidden]{display:none!important}
.post__img{overflow:hidden}
@media (max-width:620px){.book__cov{padding:24px 80px 20px}.cta{padding:28px 24px}}