/* ============================================================
   Dra. Tássia Moreira — Estética Avançada & Harmonização
   Paleta: carvão-navy + dourado metálico + papel quente
   ============================================================ */
@layer tokens, base, layout, components, sections, responsive, motion;

@layer tokens {
  :root {
    --ink-950:#0A0E18; --ink-900:#0F1524; --ink-800:#161E30; --ink-700:#20293E;
    --gold-300:#E8C88F; --gold-400:#DDB475; --gold-500:#C9A35F; --gold-600:#B08D4F; --gold-700:#8A6A3B;
    --grad-gold:linear-gradient(115deg,#8A6A3B 0%,#C9A35F 38%,#E8C88F 68%,#C9A35F 100%);
    --paper:#EFE7D6; --paper-2:#E7DCC4; --ink-on-paper:#232A3A; --ink-on-paper-2:#5B5443;
    --text-hi:#F1EBDD; --text-mid:#ADA38C;
    --line-gold:rgba(201,163,95,.18); --line-gold-strong:rgba(201,163,95,.38);
    --serif:"Cormorant Garamond",Georgia,serif;
    --sans:"DM Sans",system-ui,sans-serif;
    --sec:clamp(76px,10vw,120px);
    --ease:cubic-bezier(.22,1,.36,1);
    --header-h:76px;
    --radius:14px;
  }
}

@layer base {
  *,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
  html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
  body{
    background:var(--ink-950);color:var(--text-mid);
    font:400 1.0625rem/1.7 var(--sans);
    overflow-x:hidden;
  }
  body::after{ /* grão de filme */
    content:"";position:fixed;inset:0;z-index:2000;pointer-events:none;opacity:.045;mix-blend-mode:overlay;
    background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='240' height='240'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2'/%3E%3C/filter%3E%3Crect width='240' height='240' filter='url(%23n)'/%3E%3C/svg%3E");
  }
  img{max-width:100%;height:auto;display:block}
  a{color:inherit;text-decoration:none}
  button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
  h1,h2,h3,h4{font-family:var(--serif);color:var(--text-hi);font-weight:600;line-height:1.12;letter-spacing:-.02em;text-wrap:balance}
  h2{font-size:clamp(2rem,4.2vw,3.1rem)}
  h2 em,h1 em{font-style:italic;background:var(--grad-gold);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
  p{text-wrap:pretty;max-width:62ch}
  ::selection{background:rgba(201,163,95,.35);color:var(--text-hi)}
  :focus-visible{outline:2px solid var(--gold-500);outline-offset:3px;border-radius:4px}
  .skip-link{position:fixed;top:-60px;left:16px;z-index:3000;background:var(--gold-500);color:var(--ink-950);padding:10px 18px;border-radius:8px;transition:top .3s}
  .skip-link:focus{top:14px}
}

@layer layout {
  .container{width:min(1200px,92vw);margin-inline:auto}
  .container--narrow{width:min(860px,92vw)}
  .section{padding-block:var(--sec);position:relative}
  .section__head{position:relative;margin-bottom:clamp(2.4rem,4vw,3.6rem)}
  .section__num{
    position:absolute;top:-.55em;left:-.15em;font:600 clamp(4.5rem,9vw,7.5rem)/1 var(--serif);
    color:transparent;-webkit-text-stroke:1px rgba(201,163,95,.16);pointer-events:none;user-select:none;
  }
  .section__intro{margin-top:1rem;font-size:1.06rem}
  .grid-2{display:grid;grid-template-columns:1fr 1fr;gap:clamp(2.5rem,5vw,4.5rem);align-items:start}
}

@layer components {
  /* — eyebrow: traço + label — */
  .eyebrow{display:flex;align-items:center;gap:14px;font:500 .72rem/1 var(--sans);letter-spacing:.24em;text-transform:uppercase;color:var(--gold-500);margin-bottom:1.1rem}
  .eyebrow__line{width:44px;height:1px;background:var(--grad-gold);flex:none}

  /* — botões — */
  .btn{
    position:relative;display:inline-flex;align-items:center;justify-content:center;gap:.6em;
    min-height:48px;padding:.85em 1.9em;border-radius:999px;font:700 .78rem/1 var(--sans);
    letter-spacing:.16em;text-transform:uppercase;overflow:hidden;white-space:nowrap;
    transition:transform .5s var(--ease),box-shadow .5s var(--ease);
  }
  .btn--lg{min-height:56px;padding:1.05em 2.4em}
  .btn--gold{background:var(--grad-gold);color:#241B0C;box-shadow:0 10px 30px -10px rgba(201,163,95,.45)}
  .btn--gold::before{content:"";position:absolute;inset:0;background:linear-gradient(115deg,transparent 30%,rgba(255,255,255,.5) 50%,transparent 70%);transform:translateX(-120%);transition:transform .9s var(--ease)}
  .btn--gold:hover::before{transform:translateX(120%)}
  .btn--gold:hover{box-shadow:0 16px 40px -12px rgba(201,163,95,.6);transform:translateY(-2px)}
  .btn--ghost{border:1px solid var(--line-gold-strong);color:var(--gold-400)}
  .btn--ghost:hover{background:rgba(201,163,95,.08)}
  .btn span{position:relative;z-index:1}
  .link-quiet{display:inline-flex;align-items:center;gap:.5em;color:var(--gold-400);font:500 .95rem var(--sans);border-bottom:1px solid var(--line-gold);padding-bottom:2px;transition:color .3s,border-color .3s}
  .link-quiet:hover{color:var(--gold-300);border-color:var(--gold-500)}
  .link-gold{color:var(--gold-600);border-bottom:1px solid var(--line-gold-strong)}
  .link-gold:hover{color:var(--gold-500)}

  /* — reveals — */
  .reveal{opacity:0;transform:translateY(28px);transition:opacity 1s var(--ease),transform 1s var(--ease)}
  .reveal.in{opacity:1;transform:none}
  .reveal.d1{transition-delay:.12s}.reveal.d2{transition-delay:.24s}.reveal.d3{transition-delay:.36s}.reveal.d4{transition-delay:.48s}

  .disclaimer{margin-top:2.2rem;font-size:.85rem;color:var(--text-mid);opacity:.75;max-width:70ch}
}

@layer sections {
  /* ============ HEADER ============ */
  .header{
    position:fixed;inset:0 0 auto 0;z-index:1000;height:var(--header-h);
    transition:background .45s,box-shadow .45s,border-color .45s;border-bottom:1px solid transparent;
  }
  .header.scrolled{background:rgba(10,14,24,.82);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-color:var(--line-gold)}
  .header__inner{height:var(--header-h);display:flex;align-items:center;justify-content:space-between;gap:1.5rem;padding-block:0}
  .brand{display:flex;align-items:center;gap:.8rem;flex:none}
  .brand__mark{width:44px;height:44px;flex:none}
  .brand__text{display:flex;flex-direction:column;line-height:1.2}
  .brand__name{font:600 1.12rem var(--serif);color:var(--text-hi);letter-spacing:.01em;white-space:nowrap}
  .brand__sub{font:500 .58rem var(--sans);letter-spacing:.3em;text-transform:uppercase;color:var(--gold-500);white-space:nowrap}
  .nav{display:flex;align-items:center;gap:clamp(1.1rem,2vw,2rem)}
  .nav__link{
    position:relative;font:500 .8rem/1 var(--sans);letter-spacing:.1em;text-transform:uppercase;
    color:var(--text-mid);white-space:nowrap;padding:.6em 0;transition:color .3s;
  }
  .nav__link::after{content:"";position:absolute;left:0;bottom:0;width:100%;height:1px;background:var(--grad-gold);transform:scaleX(0);transform-origin:left;transition:transform .45s var(--ease)}
  .nav__link:hover,.nav__link.active{color:var(--text-hi)}
  .nav__link.active::after,.nav__link:hover::after{transform:scaleX(1)}
  .header__actions{display:flex;align-items:center;gap:1rem;flex:none}
  .header__actions .btn{min-height:44px;padding:.7em 1.5em}
  .nav-toggle{display:none;flex-direction:column;gap:5px;width:44px;height:44px;align-items:center;justify-content:center;z-index:1200}
  .nav-toggle span{width:22px;height:1.6px;background:var(--gold-400);transition:transform .4s var(--ease),opacity .3s}
  .nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(6.6px) rotate(45deg)}
  .nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
  .nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-6.6px) rotate(-45deg)}

  .mobile-menu{
    position:fixed;inset:0;z-index:1100;background:rgba(10,14,24,.97);backdrop-filter:blur(10px);
    display:flex;flex-direction:column;justify-content:center;align-items:center;gap:2.6rem;
    opacity:0;pointer-events:none;transition:opacity .45s var(--ease);
  }
  .mobile-menu.open{opacity:1;pointer-events:auto}
  .mobile-menu__nav{display:flex;flex-direction:column;gap:1.15rem;text-align:center}
  .mobile-menu__nav a{font:600 clamp(1.7rem,6.5vw,2.4rem) var(--serif);color:var(--text-hi);opacity:0;transform:translateY(18px);transition:opacity .55s var(--ease),transform .55s var(--ease),color .3s}
  .mobile-menu.open .mobile-menu__nav a{opacity:1;transform:none}
  .mobile-menu__nav a:hover{color:var(--gold-400)}
  .mobile-menu__nav a:nth-child(1){transition-delay:.06s}.mobile-menu__nav a:nth-child(2){transition-delay:.12s}
  .mobile-menu__nav a:nth-child(3){transition-delay:.18s}.mobile-menu__nav a:nth-child(4){transition-delay:.24s}
  .mobile-menu__nav a:nth-child(5){transition-delay:.30s}.mobile-menu__nav a:nth-child(6){transition-delay:.36s}
  .mobile-menu__nav a:nth-child(7){transition-delay:.42s}

  /* ============ HERO ============ */
/* ============ FIX — header: CTA dentro da viewport em 1280–1440px ============ */
.header__inner{width:min(1240px,94vw);gap:clamp(.8rem,1.6vw,1.5rem)}
.header__inner>.brand,.header__inner>.header__actions{flex:0 0 auto}
.nav{flex:1 1 auto;justify-content:center;min-width:0;gap:clamp(.7rem,1.3vw,1.8rem)}
@media (min-width:1025px) and (max-width:1440px){
  .brand__mark{width:40px;height:40px}
  .brand__name{font-size:1rem}
  .brand__sub{font-size:.53rem;letter-spacing:.22em}
  .nav__link{font-size:.72rem;letter-spacing:.06em}
  .header__actions{gap:.7rem}
  .header__actions .btn{padding:.65em 1.15em;font-size:.78rem;white-space:nowrap}
}
@media (min-width:1025px) and (max-width:1180px){
  .brand__sub{display:none}
  .nav{gap:.8rem}
}

  .hero{position:relative;min-height:100svh;display:flex;align-items:center;padding-top:var(--header-h);overflow:hidden}
  .hero__bg{position:absolute;inset:0;pointer-events:none}
  .hero__ghost{
    position:absolute;right:-4%;top:50%;transform:translateY(-50%);
    font:700 min(58vw,46rem)/.8 var(--serif);color:transparent;-webkit-text-stroke:1px rgba(201,163,95,.07);user-select:none;
  }
  .hero__grid{
    position:absolute;inset:0;opacity:.35;
    background-image:linear-gradient(rgba(201,163,95,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(201,163,95,.05) 1px,transparent 1px);
    background-size:72px 72px;mask-image:radial-gradient(ellipse 90% 80% at 30% 40%,#000 30%,transparent 75%);
  }
  .hero__glow{
    position:absolute;top:-10%;right:-15%;width:60vw;height:80vh;
    background:radial-gradient(ellipse at center,rgba(201,163,95,.16),rgba(138,106,59,.06) 45%,transparent 70%);
    filter:blur(20px);
  }
  .hero__inner{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(2.5rem,5vw,5rem);align-items:center;padding-block:clamp(3rem,6vw,5rem)}
  .hero__title{font-size:clamp(2.4rem,4.8vw,4rem);margin-bottom:1.4rem;max-width:16ch}
  .hero__sub{font-size:1.1rem;max-width:52ch;margin-bottom:2rem}
  .hero__ctas{display:flex;align-items:center;gap:1.6rem;flex-wrap:wrap;margin-bottom:2.4rem}
  .hero__chips{list-style:none;display:flex;flex-wrap:wrap;gap:.7rem}
  .hero__chips li{
    font:500 .72rem/1 var(--sans);letter-spacing:.14em;text-transform:uppercase;color:var(--gold-300);
    border:1px solid var(--line-gold);border-radius:999px;padding:.65em 1.2em;background:rgba(201,163,95,.05);
  }
  .hero__photo{position:relative;justify-self:end;width:min(430px,100%)}
  .hero__photo img{
    border-radius:var(--radius);filter:sepia(.14) saturate(1.06) contrast(1.04);
    box-shadow:0 40px 90px -30px rgba(0,0,0,.8);
  }
  .hero__photo::before{
    content:"";position:absolute;inset:-14px;border:1px solid var(--line-gold-strong);border-radius:calc(var(--radius) + 10px);
    transform:translate(12px,12px);z-index:-1;transition:transform .8s var(--ease);
  }
  .hero__photo:hover::before{transform:translate(6px,6px)}
  .hero__photo-tag{
    position:absolute;left:18px;bottom:18px;font:500 .68rem var(--sans);letter-spacing:.2em;text-transform:uppercase;
    color:var(--gold-300);background:rgba(10,14,24,.72);backdrop-filter:blur(6px);padding:.7em 1.1em;border-radius:8px;border:1px solid var(--line-gold);
  }
  .hero__scroll{position:absolute;left:50%;bottom:26px;transform:translateX(-50%);width:26px;height:44px;border:1px solid var(--line-gold-strong);border-radius:999px;display:flex;justify-content:center;padding-top:8px}
  .hero__scroll span{width:2px;height:9px;background:var(--gold-400);border-radius:2px;animation:scrollDot 2.2s var(--ease) infinite}
  @keyframes scrollDot{0%{transform:translateY(0);opacity:1}70%{transform:translateY(14px);opacity:0}100%{opacity:0}}

  /* ============ MARQUEE ============ */
  .marquee{border-block:1px solid var(--line-gold);padding:1.15rem 0;overflow:hidden;background:var(--ink-900)}
  .marquee__track{display:flex;width:max-content;animation:marquee 34s linear infinite}
  .marquee__track span{font:500 .82rem/1 var(--sans);letter-spacing:.28em;text-transform:uppercase;color:var(--text-mid);white-space:nowrap}
  .marquee__track i{font-style:normal;color:var(--gold-500);margin:0 1.4rem}
  @keyframes marquee{to{transform:translateX(-50%)}}

  /* ============ 02 A PROFISSIONAL ============ */
  .pro__photo{position:relative}
  .pro__photo img{border-radius:var(--radius);filter:sepia(.12) saturate(1.05) contrast(1.04);box-shadow:0 34px 70px -26px rgba(0,0,0,.75)}
  .pro__photo::after{content:"";position:absolute;inset:-12px;border:1px solid var(--line-gold-strong);border-radius:calc(var(--radius) + 8px);transform:translate(-10px,10px);z-index:-1}
  .pro__tag{
    display:flex;flex-direction:column;gap:.15rem;margin-top:1.3rem;padding-left:1rem;border-left:1px solid var(--gold-600);
  }
  .pro__tag strong{font:600 1.1rem var(--serif);color:var(--text-hi)}
  .pro__tag span{font-size:.82rem}
  .pro__body p+p{margin-top:1.1rem}
  .pro__values{list-style:none;margin-top:2.2rem;display:grid;gap:1.4rem}
  .pro__values li{display:flex;gap:1.1rem;align-items:flex-start}
  .pro__values svg{width:34px;height:34px;flex:none;color:var(--gold-500);margin-top:.15rem}
  .pro__values strong{display:block;font:600 1.15rem var(--serif);color:var(--text-hi);letter-spacing:0}
  .pro__values span{font-size:.92rem}
  .pro__stats{
    display:grid;grid-template-columns:repeat(4,1fr);gap:1rem;margin-top:2.6rem;
    border-top:1px solid var(--line-gold);padding-top:1.8rem;
  }
  .pro__stats dt{font:600 clamp(1.5rem,2.6vw,2.1rem)/1 var(--serif);background:var(--grad-gold);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;font-variant-numeric:tabular-nums}
  .pro__stats dd{font-size:.75rem;letter-spacing:.08em;text-transform:uppercase;margin-top:.4rem;color:var(--text-mid)}

/* ============ 03 ESTANTE DE LIVROS 3D (padrão Zanetti adaptado) ============ */
.section--shelf{background:var(--ink-900);border-block:1px solid var(--line-gold)}
.shelf-wrap{overflow-x:clip}
.shelf{position:relative;margin-top:clamp(40px,5vw,64px)}

/* — stage: galeria em flex (wrap p/ 8 volumes), detail em grid — */
.shelf-stage{
  position:relative;
  display:flex;flex-wrap:wrap;justify-content:center;align-items:center;align-content:center;
  gap:clamp(1.4rem,2.6vw,2.4rem);
  perspective:1500px;
  min-height:clamp(340px,38vw,460px);
  padding-block:1.6rem;
}

/* — card base — */
.book-card{
  --hover-y:0px;
  --r:0deg;
  --yaw:0deg;
  --detail-yaw:0deg;
  --detail-pitch:0deg;
  flex:none;
  width:clamp(140px,14.5vw,188px);
  aspect-ratio:.672/1;
  padding:0;border:0;background:transparent;cursor:pointer;
  -webkit-tap-highlight-color:transparent;
  transform:translate3d(0,var(--hover-y),0) rotate(var(--r)) rotateY(var(--yaw));
  transform-style:preserve-3d;
  transition:transform .55s var(--ease),opacity .4s ease,width .55s var(--ease);
}
.book-card:nth-child(1){--r:-4deg;--yaw:-7deg}
.book-card:nth-child(2){--r:-1.5deg;--yaw:-3deg}
.book-card:nth-child(3){--r:.5deg}
.book-card:nth-child(4){--r:2.5deg;--yaw:3deg}
.book-card:nth-child(5){--r:-2deg;--yaw:-4deg}
.book-card:nth-child(6){--r:1deg;--yaw:2deg}
.book-card:nth-child(7){--r:3.5deg;--yaw:6deg}
.book-card:nth-child(8){--r:-.5deg;--yaw:-2deg}
.book-card:hover,.book-card[data-hovered="true"]{--hover-y:-20px;z-index:8}
.book-card:focus-visible{outline:2px solid var(--gold-500);outline-offset:8px;border-radius:6px}

/* — anatomia do livro — */
.book{position:relative;display:block;width:100%;height:100%;transform-style:preserve-3d;transition:transform .8s var(--ease)}
.book-card:hover .book{transform:scale(1.04) rotateX(-1.5deg)}

.book-shadow,.book-back,.page-block,.page-fan,.front-cover{position:absolute;inset:0;border-radius:3px 7px 7px 3px}
.book-shadow{
  z-index:-2;inset:5% -4% -3% 4%;border-radius:12px;
  background:rgba(0,0,0,.55);filter:blur(18px);opacity:.6;
  transform:translate3d(14px,24px,-60px);
}
.book-back{
  z-index:0;background:var(--cover-color,#131C30);
  box-shadow:0 18px 30px rgba(0,0,0,.38);
  transform:translate3d(6px,1px,-22px);
}
.page-block{
  z-index:1;inset:1.7% 1.4% 1.7% 3.8%;
  border:1px solid rgba(84,68,45,.25);border-radius:2px 5px 5px 2px;
  background:
    repeating-linear-gradient(0deg,rgba(105,86,58,.14) 0,rgba(105,86,58,.14) 1px,transparent 1px,transparent 2.8px),
    linear-gradient(90deg,#cfc1a4 0%,#f2e8d2 14%,#e7dac0 87%,#cbb894 100%);
  box-shadow:7px 5px 16px rgba(0,0,0,.3);
  transform:translate3d(6px,1px,-11px);
  transition:transform 1.1s var(--ease);
}
.page-block::before{
  content:"";position:absolute;top:-6px;right:1px;left:1px;height:7px;
  border-radius:2px 4px 0 0;
  background:repeating-linear-gradient(90deg,#d9cbae 0,#d9cbae 2px,#f2e7cf 2px,#f2e7cf 5px);
  transform:skewX(-8deg);transform-origin:bottom left;
}
.page-block::after{
  content:"";position:absolute;top:0;right:-6px;width:7px;height:100%;
  border-radius:0 4px 4px 0;
  background:repeating-linear-gradient(0deg,#cbb995 0,#cbb995 1px,#eee3cd 1px,#eee3cd 3px);
  box-shadow:3px 2px 7px rgba(0,0,0,.25);
  transform:skewY(-2deg);transform-origin:left center;
}
.page-fan{
  z-index:2;inset:2.4% 2% 2.4% 4.3%;
  pointer-events:none;transform-style:preserve-3d;
}
.page-fan i{
  position:absolute;inset:0;display:block;
  border:1px solid rgba(102,83,55,.22);border-radius:2px 5px 5px 2px;
  background:
    linear-gradient(90deg,rgba(116,91,56,.22),transparent 9%),
    repeating-linear-gradient(0deg,#f0e6d0 0,#f0e6d0 2px,#e6d8ba 2px,#e6d8ba 3px);
  box-shadow:3px 5px 10px rgba(0,0,0,.15);
  opacity:0;
  transform:translate3d(0,0,0) rotateY(0);
  transform-origin:1.5% center;
  transition:opacity .5s ease,transform 1.2s var(--ease);
}
.front-cover{
  z-index:3;overflow:hidden;display:flex;
  border:1px solid rgba(232,200,143,.22);
  background-color:var(--cover-color,#131C30);
  background-size:cover;background-position:center;
  transform-origin:1.5% center;
  backface-visibility:hidden;-webkit-backface-visibility:hidden;
  transition:transform .8s var(--ease),box-shadow .8s var(--ease),border-color .5s ease;
}
.front-cover::before{
  content:"";position:absolute;inset:0;z-index:2;pointer-events:none;
  background:linear-gradient(115deg,transparent 35%,rgba(255,240,210,.14) 50%,transparent 65%);
  transform:translateX(-110%);transition:transform 1s var(--ease);
}
.book-card:hover .front-cover::before{transform:translateX(110%)}
.front-cover::after{
  content:"";position:absolute;left:0;top:0;bottom:0;width:10px;
  background:linear-gradient(90deg,rgba(0,0,0,.5),transparent);
}
.book-card:hover .front-cover{transform:rotateY(-12deg)}

/* — tipografia da capa — */
.cover-copy{
  position:relative;z-index:3;margin-top:auto;width:100%;
  padding:1.1rem 1rem 1.2rem;
  display:flex;flex-direction:column;gap:.3rem;text-align:left;
  background:linear-gradient(to top,rgba(8,11,20,.82) 55%,transparent);
}
.cover-kicker{font:500 .52rem/1.4 var(--sans);letter-spacing:.26em;text-transform:uppercase;color:var(--gold-400)}
.cover-title{font:600 clamp(1.1rem,1.7vw,1.35rem)/1.15 var(--serif);color:var(--text-hi);text-align:left}
.cover-subtitle{font:400 .68rem/1.4 var(--sans);color:var(--text-mid);font-style:italic}
.cover-copy>span:empty{display:block;width:36px;height:1px;background:var(--grad-gold);margin-block:.45rem .35rem;opacity:.75}
.cover-footer{font:500 .52rem/1 var(--sans);letter-spacing:.2em;text-transform:uppercase;color:rgba(173,163,140,.75)}

.open-badge{
  position:absolute;top:.8rem;right:.8rem;z-index:4;
  font:700 .55rem/1 var(--sans);letter-spacing:.18em;text-transform:uppercase;
  color:#241B0C;background:var(--grad-gold);padding:.55em 1em;border-radius:999px;
  opacity:0;transform:translateY(-6px);transition:opacity .4s,transform .4s var(--ease);
}
.book-card:hover .open-badge,.book-card:focus-visible .open-badge{opacity:1;transform:none}

.shelf__hint{text-align:center;font-size:.78rem;letter-spacing:.16em;text-transform:uppercase;color:var(--text-mid);opacity:.7;margin-top:.8rem}
.shelf__hint span{color:var(--gold-500)}

/* — MODO DETAIL: seção cheia, livro GRANDE à esquerda, painel à direita — */
.shelf[data-mode="detail"] .shelf-stage{
  display:grid;
  grid-template-columns:minmax(220px,300px) minmax(0,1fr);
  gap:clamp(2rem,5vw,4.5rem);
  align-items:center;justify-items:center;
}
.shelf[data-mode="detail"] .book-card{display:none}
.shelf[data-mode="detail"] .book-card.selected{
  display:block;
  width:clamp(220px,24vw,300px);
  --r:0deg;--yaw:0deg;--hover-y:0px;
  z-index:2;
}
.shelf[data-mode="detail"] .book-card.selected:hover{--hover-y:0px;z-index:2}

/* órbita 3D do livro aberto (vars setadas via JS) */
.shelf[data-mode="detail"] .book-card.selected .book,
.shelf[data-mode="detail"] .book-card.selected:hover .book{
  transform:rotateX(var(--detail-pitch)) rotateY(var(--detail-yaw));
}

/* CAPA abre LEVEMENTE — nunca mostra interior — */
.book-card.selected .front-cover{
  transform:translate3d(0,0,18px) rotateY(-29deg);
  box-shadow:25px 26px 44px rgba(0,0,0,.5),inset 4px 0 14px rgba(0,0,0,.4);
  border-color:rgba(232,200,143,.38);
}
/* page-fan SUTIL por trás da capa */
.book-card.selected .page-block{transform:translate3d(10px,2px,-11px)}
.book-card.selected .page-fan i{opacity:1}
.book-card.selected .page-fan i:nth-child(1){transform:translate3d(0,0,1px) rotateY(-4deg);transition-delay:.05s}
.book-card.selected .page-fan i:nth-child(2){transform:translate3d(0,0,2px) rotateY(-8deg);transition-delay:.12s}
.book-card.selected .page-fan i:nth-child(3){transform:translate3d(0,0,3px) rotateY(-12deg);transition-delay:.19s}
.book-card.selected .page-fan i:nth-child(4){transform:translate3d(0,0,4px) rotateY(-16deg);transition-delay:.26s}
.book-card.selected .open-badge{opacity:0;transform:translateY(-6px)}

/* — botão fechar (fora do painel, canto do shelf) — */
.shelf-close{
  position:absolute;top:-.5rem;right:0;z-index:30;
  width:44px;height:44px;border:1px solid var(--line-gold-strong);border-radius:50%;
  display:grid;place-items:center;color:var(--gold-400);background:var(--ink-800);
  opacity:0;pointer-events:none;transform:scale(.8);
  transition:opacity .35s,transform .35s var(--ease),background .3s;
  cursor:pointer;
}
.shelf[data-mode="detail"] .shelf-close{opacity:1;pointer-events:auto;transform:none}
.shelf-close:hover{background:rgba(201,163,95,.12);transform:rotate(90deg)}
.shelf-close svg{width:18px;height:18px}

/* — painel inline (coluna direita do grid; sem backdrop, sem drawer, sem scroll-lock) — */
.book-panel{display:none}
.shelf[data-mode="detail"] .book-panel{
  display:flex;flex-direction:column;gap:1.1rem;
  position:relative;min-width:0;width:100%;justify-self:stretch;
  background:var(--ink-800);border:1px solid var(--line-gold-strong);border-radius:18px;
  padding:clamp(1.6rem,3vw,2.6rem);
  max-height:min(74vh,640px);overflow-y:auto;
  box-shadow:0 34px 70px -34px rgba(0,0,0,.65);
  animation:bp-in .55s var(--ease) .12s both;
}
@keyframes bp-in{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:none}}
.book-panel__kicker{font:500 .68rem/1 var(--sans);letter-spacing:.28em;text-transform:uppercase;color:var(--gold-500)}
.book-panel__title{font-size:clamp(1.7rem,3vw,2.2rem)}
.book-panel__desc{font-size:1rem}
.book-panel__list{list-style:none;display:grid;gap:.7rem;margin-top:.4rem}
.book-panel__list li{position:relative;padding-left:1.5rem;font-size:.94rem}
.book-panel__list li::before{content:"";position:absolute;left:0;top:.62em;width:14px;height:1px;background:var(--grad-gold)}
.book-panel__cta{margin-top:auto}
.book-panel__note{font-size:.78rem;opacity:.65;text-align:center}

@media (max-width:900px){
  .shelf[data-mode="detail"] .shelf-stage{
    grid-template-columns:1fr;
    gap:1.8rem;
    min-height:0;
  }
  .shelf[data-mode="detail"] .book-card.selected{width:min(230px,58vw);justify-self:center}
  .shelf[data-mode="detail"] .book-panel{max-height:none}
  .shelf-close{top:-.25rem;right:-.25rem}
}
@media (prefers-reduced-motion:reduce){
  .book-card,.book,.front-cover,.page-block,.page-fan i{transition-duration:.01ms}
  .shelf[data-mode="detail"] .book-panel{animation:none}
}

/* ============ 04 CADERNO DO MÉTODO ============ */
  .section--metodo{overflow:hidden}
  .sk-host{
    position:relative;min-height:420px;border:1px solid var(--line-gold);border-radius:var(--radius);
    background:radial-gradient(ellipse 80% 90% at 50% 0%,rgba(201,163,95,.06),transparent 60%),var(--ink-900);
    overflow:hidden;transition:border-color .5s;
  }
  .sk-host[data-state="ready"] .sk-host__loader{opacity:0;pointer-events:none}
  .sk-host__loader{position:absolute;inset:0;display:flex;flex-direction:column;gap:1rem;align-items:center;justify-content:center;transition:opacity .5s}
  .sk-host__loader span{width:44px;height:30px;border:1px solid var(--gold-600);border-radius:3px;position:relative;animation:bookPulse 1.6s var(--ease) infinite}
  .sk-host__loader span::after{content:"";position:absolute;left:50%;top:-3px;bottom:-3px;width:1px;background:var(--gold-600)}
  @keyframes bookPulse{0%,100%{transform:scale(1);opacity:.6}50%{transform:scale(1.08);opacity:1}}
  .sk-host__loader p{font-size:.72rem;letter-spacing:.3em;text-transform:uppercase;color:var(--gold-600)}
  .sk-frame{display:block;width:100%;border:0;min-height:420px;opacity:0;transition:opacity .8s var(--ease)}
  .sk-host[data-state="ready"] .sk-frame{opacity:1}
  .metodo-fallback{margin-top:2.2rem;display:grid;gap:.6rem}

  /* ============ 05 DEPOIMENTOS (PAPEL) ============ */
  .section--paper{background:var(--paper);color:var(--ink-on-paper)}
  .section--paper::before{content:"";position:absolute;inset:0;opacity:.5;pointer-events:none;background-image:url("../assets/img/textura-papel.webp");background-size:480px;mix-blend-mode:multiply}
  .section--paper h2{color:var(--ink-on-paper)}
  .section--paper .section__num{-webkit-text-stroke-color:rgba(138,106,59,.25)}
  .section--paper .eyebrow{color:var(--gold-700)}
  .section--paper .section__intro{color:var(--ink-on-paper-2)}
  .t-slider{position:relative;max-width:820px;margin-inline:auto}
  .t-viewport{overflow:hidden}
  .t-track{list-style:none;display:flex;transition:transform .7s var(--ease)}
  .t-slide{flex:0 0 100%;padding:.5rem}
  .t-slide blockquote{
    position:relative;background:rgba(255,252,245,.55);border:1px solid rgba(138,106,59,.25);
    border-radius:var(--radius);padding:clamp(1.8rem,4vw,2.8rem);min-height:240px;
    display:flex;flex-direction:column;justify-content:space-between;gap:1.4rem;
  }
  .t-slide blockquote::before{
    content:"“";position:absolute;top:-.15em;left:.3em;font:700 5rem/1 var(--serif);
    color:rgba(138,106,59,.22);pointer-events:none;
  }
  .t-slide p{font:500 clamp(1.05rem,1.6vw,1.2rem)/1.65 var(--serif);color:var(--ink-on-paper);font-style:italic;position:relative}
  .t-slide footer{display:flex;flex-direction:column;gap:.15rem}
  .t-slide footer strong{font:700 .95rem var(--sans);color:var(--ink-on-paper)}
  .t-slide footer span{font-size:.75rem;letter-spacing:.12em;text-transform:uppercase;color:var(--gold-700)}
  .t-controls{display:flex;align-items:center;justify-content:center;gap:1.4rem;margin-top:1.8rem}
  .t-btn{
    width:48px;height:48px;border-radius:50%;border:1px solid rgba(138,106,59,.4);color:var(--gold-700);
    display:grid;place-items:center;transition:background .3s,color .3s;
  }
  .t-btn:hover{background:var(--gold-500);color:#241B0C}
  .t-btn svg{width:20px;height:20px}
  .t-dots{display:flex;gap:.55rem}
  .t-dot{width:9px;height:9px;border-radius:50%;background:rgba(138,106,59,.3);transition:background .3s,transform .3s;padding:0}
  .t-dot.active{background:var(--gold-600);transform:scale(1.35)}
  .t-seal{text-align:center;margin-top:1.6rem;font:600 .85rem var(--sans);letter-spacing:.16em;text-transform:uppercase;color:var(--gold-700)}

  /* ============ 06 FAQ ============ */
  .faq{display:grid;gap:.6rem}
  .faq-item{border:1px solid var(--line-gold);border-radius:12px;background:var(--ink-900);overflow:hidden}
  .section--metodo .faq-item{background:transparent}
  .faq-item summary{
    list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:1rem;
    padding:1.15rem 1.4rem;font:600 1.12rem var(--serif);color:var(--text-hi);transition:color .3s;
  }
  .faq-item summary::-webkit-details-marker{display:none}
  .faq-item summary span{flex:1}
  .faq-item summary::after{
    content:"+";flex:none;width:28px;height:28px;border:1px solid var(--line-gold-strong);border-radius:50%;
    display:grid;place-items:center;font:400 1.1rem/1 var(--sans);color:var(--gold-400);transition:transform .4s var(--ease);
  }
  .faq-item[open] summary{color:var(--gold-300)}
  .faq-item[open] summary::after{transform:rotate(45deg)}
  .faq-item div{padding:0 1.4rem 1.3rem;font-size:.96rem}
  .metodo-fallback .faq-item summary{font-size:1.02rem}

  /* ============ 07 CTA-BANNER ============ */
  .cta-banner{
    position:relative;overflow:hidden;padding-block:var(--sec);text-align:center;
    background:radial-gradient(ellipse 70% 100% at 50% 120%,rgba(138,106,59,.22),transparent 65%),var(--ink-900);
    border-block:1px solid var(--line-gold);
  }
  .cta-banner__ghost{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);font:700 26rem/.8 var(--serif);color:transparent;-webkit-text-stroke:1px rgba(201,163,95,.06);pointer-events:none}
  .cta-banner__inner{position:relative;display:flex;flex-direction:column;align-items:center;gap:1.2rem}
  .cta-banner p{margin-bottom:.8rem}

  /* ============ 08 ONDE ESTAMOS ============ */
  .onde__info address{font-style:normal;font-size:1.05rem;line-height:1.8;color:var(--text-hi)}
  .onde__pending{color:var(--gold-600);font-size:.85rem}
  .onde__ref{margin-top:1.2rem;font-size:.95rem}
  .onde__actions{display:flex;gap:1rem;flex-wrap:wrap;margin-top:1.8rem}
  .onde__copy-status{margin-top:.7rem;font-size:.8rem;color:var(--gold-400);min-height:1.2em}
  .onde__hours{margin-top:2rem;border-top:1px solid var(--line-gold);padding-top:1.4rem}
  .onde__hours h3{font-size:1.15rem;margin-bottom:.5rem}
  .onde__map{position:relative;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line-gold-strong);min-height:380px}
  .onde__map iframe{width:100%;height:100%;min-height:380px;border:0;filter:grayscale(.5) sepia(.16) brightness(.92) contrast(1.05)}

  /* ============ 09 CONTATO ============ */
  .section--contact{background:var(--ink-900);border-top:1px solid var(--line-gold)}
  .form{display:grid;gap:1.3rem;align-content:start}
  .form__field{display:grid;gap:.45rem}
  .form__field label{font:600 .72rem/1 var(--sans);letter-spacing:.2em;text-transform:uppercase;color:var(--gold-500)}
  .form__field label small{text-transform:none;letter-spacing:.05em;color:var(--text-mid);font-weight:400}
  .form__field input,.form__field select,.form__field textarea{
    width:100%;height:52px;padding:0 1.1rem;background:var(--ink-950);
    border:1px solid var(--line-gold);border-radius:10px;color:var(--text-hi);
    font:400 1rem var(--sans);transition:border-color .3s,box-shadow .3s;
  }
  .form__field textarea{height:auto;padding:1rem 1.1rem;resize:vertical;min-height:110px}
  .form__field ::placeholder{color:rgba(173,163,140,.55)}
  .form__field input:focus-visible,.form__field select:focus-visible,.form__field textarea:focus-visible{
    outline:none;border-color:var(--gold-500);box-shadow:0 0 0 3px rgba(201,163,95,.18);
  }
  .select-wrap{position:relative}
  .select-wrap select{appearance:none;-webkit-appearance:none;cursor:pointer}
  .select-wrap svg{position:absolute;right:1rem;top:50%;transform:translateY(-50%);width:18px;height:18px;color:var(--gold-500);pointer-events:none}
  .form__submit{justify-self:start}
  .form__lgpd{font-size:.75rem;opacity:.65;max-width:46ch}
  .form__lgpd a{color:var(--gold-400);border-bottom:1px solid var(--line-gold)}
  .contact__cards{display:grid;gap:1rem;align-content:start}
  .c-card{
    display:flex;align-items:center;gap:1.2rem;padding:1.3rem 1.5rem;min-height:84px;
    background:var(--ink-950);border:1px solid var(--line-gold);border-radius:12px;transition:border-color .3s,transform .5s var(--ease);
  }
  a.c-card:hover{border-color:var(--gold-500);transform:translateX(6px)}
  .c-card svg{width:30px;height:30px;flex:none;color:var(--gold-500)}
  .c-card__label{display:block;font:600 .66rem/1 var(--sans);letter-spacing:.22em;text-transform:uppercase;color:var(--text-mid);margin-bottom:.35rem}
  .c-card__value{font:600 1.05rem var(--serif);color:var(--text-hi);line-height:1.35}

  /* ============ FOOTER ============ */
  .footer{border-top:1px solid var(--line-gold);background:var(--ink-950);padding-top:clamp(3rem,6vw,4.5rem)}
  .footer__grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:2.5rem;padding-bottom:3rem}
  .footer__brand p{margin-top:.8rem;font-size:.9rem}
  .footer__col{display:flex;flex-direction:column;gap:.55rem;font-size:.9rem}
  .footer__col h4{font:500 .7rem/1 var(--sans);letter-spacing:.26em;text-transform:uppercase;color:var(--gold-500);margin-bottom:.7rem}
  .footer__col a{transition:color .3s}
  .footer__col a:hover{color:var(--gold-300)}
  .footer__col address{font-style:normal;font-size:.85rem}
  .footer__base{
    display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;
    border-top:1px solid var(--line-gold);padding-block:1.4rem;font-size:.78rem;opacity:.75;
  }
  .footer__base a{color:var(--gold-400)}

  /* ============ FLUTUANTES ============ */
  .wa-float{
    position:fixed;right:22px;bottom:22px;z-index:900;width:58px;height:58px;border-radius:50%;
    background:var(--grad-gold);color:#241B0C;display:grid;place-items:center;
    box-shadow:0 12px 32px -8px rgba(201,163,95,.55);transition:transform .4s var(--ease);
  }
  .wa-float::before{content:"";position:absolute;inset:-6px;border-radius:50%;border:1px solid rgba(201,163,95,.5);animation:waPulse 2.4s var(--ease) infinite}
  @keyframes waPulse{0%{transform:scale(.9);opacity:0}40%{opacity:.8}100%{transform:scale(1.35);opacity:0}}
  .wa-float:hover{transform:scale(1.08)}
  .wa-float svg{width:28px;height:28px}
  .to-top{
    position:fixed;right:26px;bottom:94px;z-index:900;width:46px;height:46px;border-radius:50%;
    border:1px solid var(--line-gold-strong);background:rgba(10,14,24,.85);backdrop-filter:blur(6px);
    color:var(--gold-400);display:grid;place-items:center;opacity:0;pointer-events:none;transform:translateY(10px);
    transition:opacity .4s,transform .4s var(--ease);
  }
  .to-top.show{opacity:1;pointer-events:auto;transform:none}
  .to-top svg{width:18px;height:18px}
}

@layer responsive {
  @media (max-width:1080px){
    .nav{display:none}
    .nav-toggle{display:flex}
    .header__actions .btn{display:none}
  }
  @media (max-width:980px){
    .footer__grid{grid-template-columns:1fr 1fr}
  }
  @media (max-width:860px){
    .hero__inner{grid-template-columns:1fr;gap:3rem}
    .hero__photo{justify-self:center;order:2;width:min(380px,86vw)}
    .hero{min-height:auto}
    .hero__scroll{display:none}
    .grid-2{grid-template-columns:1fr}
    .pro__stats{grid-template-columns:repeat(2,1fr);gap:1.4rem}
    .cta-banner__ghost{font-size:16rem}
  }
  @media (max-width:640px){
    .shelf{
      flex-wrap:nowrap;justify-content:flex-start;overflow-x:auto;scroll-snap-type:x mandatory;
      padding:1.4rem 1rem 2rem;margin-inline:-4vw;-webkit-overflow-scrolling:touch;scrollbar-width:none;
    }
    .shelf::-webkit-scrollbar{display:none}
    .shelf li{scroll-snap-align:center}
    .book-card{width:min(196px,60vw)}
    .book-card{transform:rotate(0deg)}
    .footer__grid{grid-template-columns:1fr;gap:2rem}
    .footer__base{flex-direction:column;gap:.4rem}
    .hero__chips{gap:.5rem}
    .t-controls{gap:.9rem}
    .wa-float{right:16px;bottom:16px;width:54px;height:54px}
    .to-top{right:19px;bottom:82px}
  }
  @media (max-width:390px){
    .hero__ctas{flex-direction:column;align-items:flex-start;gap:1rem}
    .btn{width:100%;justify-content:center}
    .link-quiet{align-self:center}
    .pro__stats{grid-template-columns:repeat(2,1fr)}
  }
}

@layer motion {
  @media (prefers-reduced-motion:reduce){
    *,*::before,*::after{animation-duration:.001s!important;animation-iteration-count:1!important;transition-duration:.001s!important}
    html{scroll-behavior:auto}
    .marquee__track{animation:none}
    .reveal{opacity:1;transform:none}
  }
}