/* livro.css — página de venda do livro + modal de compra */
.lv-body{--ouro:#d8af3f;--ouro-br:#ecca74;--ouro-esc:#a9842c;margin:0;color:#e8e4d8;font-family:'Jost',system-ui,sans-serif;line-height:1.6;overflow-x:hidden}
.lv-body *{box-sizing:border-box}
.lv{width:var(--container-w,96%);max-width:1240px;margin:0 auto;padding:120px 0 40px}

/* HERO */
.lv-hero{display:grid;grid-template-columns:minmax(260px,430px) 1fr;gap:clamp(32px,6vw,84px);align-items:center}
.lv-capa{position:relative}
.lv-capa img{display:block;width:100%;height:auto;border-radius:6px;
  box-shadow:0 30px 70px rgba(0,0,0,.6),0 0 0 1px rgba(216,175,63,.14);transform:perspective(1200px) rotateY(-6deg);transition:transform .7s cubic-bezier(.2,.7,.2,1)}
.lv-capa:hover img{transform:perspective(1200px) rotateY(0)}
.lv-capa::after{content:"";position:absolute;left:8%;right:8%;bottom:-28px;height:40px;background:radial-gradient(closest-side,rgba(216,175,63,.22),transparent);filter:blur(8px);z-index:-1}

.lv-volta{display:inline-block;font-size:13px;letter-spacing:.1em;text-transform:uppercase;color:#9b9584;text-decoration:none;margin-bottom:22px;transition:color .25s}
.lv-volta::before{content:"‹";margin-right:8px;color:var(--ouro)}
.lv-volta:hover{color:var(--ouro-br)}
.lv-olho{font-size:12px;font-weight:600;letter-spacing:.26em;text-transform:uppercase;color:var(--ouro-esc);margin:0}
.lv-titulo{font-family:'Cantata One',serif;font-weight:400;font-size:clamp(36px,4.6vw,58px);line-height:1.08;color:#f4f1ea;margin:12px 0 8px;text-shadow:0 2px 30px rgba(216,175,63,.14)}
.lv-sub{font-family:'Cormorant Garamond',serif;font-style:italic;font-size:clamp(20px,2vw,25px);color:#d8cfb6;margin:0 0 22px}
.lv-texto{font-size:18px;font-weight:300;color:#cfc9b9;max-width:56ch;margin:0 0 22px}
.lv-lista{list-style:none;margin:0 0 20px;padding:0;display:grid;gap:10px}
.lv-lista li{position:relative;padding-left:26px;font-size:16px;color:#ddd7c6}
.lv-lista li::before{content:"";position:absolute;left:2px;top:.62em;width:9px;height:9px;border:1px solid var(--ouro);transform:rotate(45deg)}
.lv-meta{font-size:14px;color:#8f8a7b;letter-spacing:.04em;margin:0 0 26px}

.lv-compra{border-top:1px solid rgba(216,175,63,.16);padding-top:24px}
.lv-preco{font-family:'Cormorant Garamond',serif;font-size:40px;font-weight:600;color:var(--ouro-br);line-height:1;margin-bottom:18px}
.lv-bts{display:flex;flex-wrap:wrap;gap:12px}
.lv-bt{display:inline-flex;align-items:center;justify-content:center;font:600 15px/1 'Jost',sans-serif;letter-spacing:.05em;
  color:#140f06;background:var(--ouro);border:1px solid var(--ouro);border-radius:44px;padding:16px 32px;text-decoration:none;cursor:pointer;
  transition:background .25s,color .25s,transform .25s,box-shadow .25s}
.lv-bt:hover{background:var(--ouro-br);border-color:var(--ouro-br);transform:translateY(-2px);box-shadow:0 10px 26px rgba(216,175,63,.22)}
.lv-bt--linha{background:transparent;color:var(--ouro-br);border-color:rgba(216,175,63,.45)}
.lv-bt--linha:hover{background:rgba(216,175,63,.1);color:var(--ouro-br);box-shadow:none}
.lv-bt.is-off{background:transparent;color:var(--ouro-esc);border-color:rgba(216,175,63,.3);cursor:default;transform:none;box-shadow:none}
.lv-bt:disabled{opacity:.7;cursor:wait;transform:none}
.lv-nota{font-size:14px;color:#8f8a7b;margin:14px 0 0}

/* PRÉVIA */
.lv-previa{text-align:center;margin-top:110px;padding-top:70px;border-top:1px solid rgba(216,175,63,.1)}
.lv-h2{font-family:'Cormorant Garamond',serif;font-weight:500;font-size:clamp(30px,3.4vw,44px);color:#f4f1ea;line-height:1.15;margin:10px 0 10px}
.lv-previa__sub{font-size:16px;color:#9b9584;margin:0 auto 8px;max-width:52ch}

/* FECHO */
.lv-fecho{text-align:center;max-width:660px;margin:100px auto 40px;padding:56px 28px;border:1px solid rgba(216,175,63,.16);border-radius:18px;
  background:radial-gradient(80% 90% at 50% 0%,rgba(216,175,63,.07),transparent 70%)}
.lv-fecho p{font-size:17px;font-weight:300;color:#cfc9b9;margin:0 0 26px}

/* MODAL */
.lv-modal{border:0;padding:0;background:transparent;max-width:min(520px,calc(100vw - 32px));width:100%;color:#e8e4d8}
.lv-modal::backdrop{background:rgba(4,3,2,.78);backdrop-filter:blur(4px)}
.lv-modal[open]{animation:lv-sobe .35s cubic-bezier(.2,.7,.2,1)}
@keyframes lv-sobe{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:none}}
.lv-form{position:relative;background:#110f0a;border:1px solid rgba(216,175,63,.22);border-radius:18px;padding:34px 30px 26px;display:grid;gap:14px;
  box-shadow:0 40px 90px rgba(0,0,0,.6)}
.lv-modal__x{position:absolute;top:14px;right:14px;width:38px;height:38px;border-radius:50%;border:0;background:transparent;color:#9b9584;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:color .2s,background .2s}
.lv-modal__x:hover{color:var(--ouro-br);background:rgba(216,175,63,.08)}
.lv-modal__tit{font-family:'Cormorant Garamond',serif;font-weight:500;font-size:28px;line-height:1.15;margin:0;color:#f4f1ea}
.lv-modal__preco{font-family:'Cormorant Garamond',serif;font-size:24px;color:var(--ouro-br);margin:-6px 0 4px}
.lv-form label{display:grid;gap:6px;font-size:14px;font-weight:500;color:#bdb6a3;letter-spacing:.02em}
.lv-form input{width:100%;font:400 16px/1.3 'Jost',sans-serif;color:#f4f1ea;background:#0a0906;border:1px solid rgba(216,175,63,.22);border-radius:10px;padding:13px 14px;outline:none;transition:border-color .2s,box-shadow .2s}
.lv-form input:focus{border-color:var(--ouro);box-shadow:0 0 0 3px rgba(216,175,63,.14)}
.lv-form__2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.lv-form__nota{font-size:13px;color:#8f8a7b;margin:0}
.lv-form__login{font-size:14px;color:#8f8a7b;text-align:center;margin:2px 0 0}
.lv-form__login a{color:var(--ouro-br)}
.lv-bt--cheio{width:100%;margin-top:4px}
.lv-erro{background:rgba(160,60,40,.16);border:1px solid rgba(200,90,60,.4);color:#f0c2b2;border-radius:10px;padding:10px 14px;font-size:14px;margin:0}
.lv-mel{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}

/* entrada suave */
.lv-revela{opacity:0;transform:translateY(18px);transition:opacity .8s ease,transform .8s cubic-bezier(.2,.7,.2,1)}
.lv-revela.is-vis{opacity:1;transform:none}
.lv-info.lv-revela{transition-delay:.12s}

@media (max-width:900px){
  .lv{padding-top:100px}
  .lv-hero{grid-template-columns:1fr;gap:40px}
  .lv-capa{max-width:340px;margin:0 auto}
  .lv-capa img{transform:none}
  .lv-texto{font-size:17px}
}
@media (max-width:560px){
  .lv{width:auto;margin:0 16px;padding-top:92px}
  .lv-capa{max-width:260px}
  .lv-bts{flex-direction:column}
  .lv-bt{width:100%}
  .lv-lista li{font-size:16px}
  .lv-previa{margin-top:70px;padding-top:50px}
  .lv-form{padding:30px 20px 22px}
  .lv-form__2{grid-template-columns:1fr}
  .lv-fecho{margin-top:70px;padding:40px 20px}
}
@media (prefers-reduced-motion:reduce){.lv-revela{opacity:1;transform:none;transition:none}}

/* OBRIGADO */
.ob{max-width:560px;margin:30px auto 80px;text-align:center;padding:52px 30px;border:1px solid rgba(216,175,63,.16);border-radius:20px;
  background:radial-gradient(80% 80% at 50% 0%,rgba(216,175,63,.08),transparent 70%)}
.ob-tit{font-family:'Cantata One',serif;font-weight:400;font-size:clamp(28px,4vw,38px);line-height:1.15;color:#f4f1ea;margin:12px 0 14px}
.ob-txt{font-size:17px;font-weight:300;color:#cfc9b9;margin:0 0 26px}
.ob-txt strong{color:#f4f1ea;font-weight:500}
.ob-mini{font-size:14px;color:#8f8a7b;margin:16px 0 0}
.ob-mini a{color:var(--ouro-br,#ecca74)}
.ob-form{text-align:left;background:transparent;border:0;box-shadow:none;padding:0}
.ob-selo{width:64px;height:64px;border-radius:50%;margin:0 auto 18px;display:flex;align-items:center;justify-content:center;
  color:#140f06;background:linear-gradient(135deg,#ecca74,#a9842c);box-shadow:0 0 0 8px rgba(216,175,63,.1);animation:ob-pulso 1.2s ease-out}
@keyframes ob-pulso{0%{transform:scale(.6);opacity:0}60%{transform:scale(1.08);opacity:1}100%{transform:scale(1)}}
.ob-gira{width:44px;height:44px;margin:0 auto 18px;border-radius:50%;border:2px solid rgba(216,175,63,.2);border-top-color:#d8af3f;animation:fb-gira 1s linear infinite}
@keyframes fb-gira{to{transform:rotate(360deg)}}
@media (max-width:560px){.ob{padding:40px 20px;margin-top:10px}}