/* ==========================================================================
   Fiel Editorial — sistema de design (redesign 2026-10)
   Base compartilhada por todas as páginas estáticas e pela loja.
   Princípios (Apple HIG): clareza, deferência ao conteúdo, profundidade.
   Assinatura: tudo que é "de pé" (autores, livros, casais) se apoia numa
   linha cobre, como um livro numa prateleira.
   ========================================================================== */

:root{
  box-sizing:border-box;
  color-scheme:light;
  --logo:url("logos/LOGO-FIEL-2D.png");

  /* superfícies */
  --bg:#ffffff;
  --bg-soft:#f7f4ee;
  --bg-tint:#ece6da;

  /* texto */
  --ink:#111b2e;       /* 17,2:1 sobre branco */
  --head:#0c1526;
  --muted:#4b5b6b;     /*  7,0:1 sobre branco, 6,4:1 sobre bg-soft */
  --line:rgba(17,27,46,.1);
  --line-strong:rgba(17,27,46,.18);

  /* marca */
  --navy:#17294b;
  --navy-hi:#25406f;
  --navy-deep:#0e1a33;
  --navy-text:#17294b;
  --on-navy:#f7f4ee;
  --on-navy-muted:#c3cbd6;   /* 8,8:1 sobre o azul-marinho */
  --copper:#8a5a2e;          /*  5,9:1 sobre branco: bronze para TEXTO */
  --bronze:#b47c49;          /*  bronze da marca: fios, bordas e ícones (nunca texto pequeno) */
  --slate:#687a8a;           /*  azul acinzentado: neutro de apoio, detalhes */
  --copper-hi:#d9a877;       /*  6,7:1 sobre o azul-marinho */
  --focus:#17294b;

  /* compatibilidade com nomes antigos */
  --paper:var(--bg);
  --paper-deep:var(--bg-soft);
  --bar:rgba(255,255,255,.72);
  --shadow:rgba(14,26,51,.22);

  /* formas e profundidade */
  --r-s:12px; --r-m:20px; --r-l:28px; --r-xl:36px; --r-pill:999px;
  --sh-1:0 1px 2px rgba(17,27,46,.06),0 8px 24px -12px rgba(17,27,46,.14);
  --sh-2:0 2px 4px rgba(17,27,46,.06),0 24px 48px -20px rgba(17,27,46,.28);
  --gap-tile:12px;

  /* tipografia */
  --display:'Petrona','Iowan Old Style','Palatino Linotype',Georgia,serif;
  --body:'Public Sans','Segoe UI',system-ui,-apple-system,Roboto,Arial,sans-serif;
  --ease:cubic-bezier(.2,.8,.2,1);
  --ease-out:cubic-bezier(.16,1,.3,1);
}
*,*::before,*::after{box-sizing:inherit}
html{scroll-padding-top:calc(env(safe-area-inset-top,0px) + 88px);scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--body);font-size:1.0625rem;line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:clip}
img{max-width:100%;height:auto;display:block}
a{color:inherit}
p{margin:0 0 1em;text-wrap:pretty}
:focus-visible{outline:3px solid var(--focus);outline-offset:3px;border-radius:6px}
.wrap{width:min(1160px,100% - 40px);margin-inline:auto}
.skip{position:absolute;left:-999px;top:8px;background:var(--navy);color:var(--on-navy);padding:12px 18px;z-index:100;border-radius:var(--r-s)}
.skip:focus{left:8px}
svg.i{width:1.1em;height:1.1em;flex:none}

/* ---------- ritmo das seções: faixas brancas e "tiles" suaves ---------- */
.sec{padding:clamp(72px,10vw,128px) 0}
.sand{background:var(--bg-soft);margin-inline:var(--gap-tile);border-radius:var(--r-xl)}
@media (max-width:640px){:root{--gap-tile:8px;--r-xl:28px}}

/* ---------- tipografia ---------- */
h1,h2,h3{font-family:var(--display);color:var(--head);font-weight:600;margin:0;text-wrap:balance}
h2{font-weight:500;font-size:clamp(2.1rem,4.6vw,3.5rem);line-height:1.06;letter-spacing:-.022em}
h3{font-size:1.4rem;line-height:1.2;letter-spacing:-.01em}
.kicker{display:block;font-family:var(--body);font-weight:600;font-size:.9rem;letter-spacing:.01em;color:var(--copper);margin:0 0 .9em}
.lead{font-size:1.25rem;line-height:1.55;color:var(--muted);max-width:56ch}
.head{display:grid;grid-template-columns:1.1fr .9fr;gap:20px clamp(32px,6vw,88px);align-items:end;margin-bottom:clamp(44px,6vw,80px)}
.head .lead{margin:0}
@media (max-width:820px){.head{grid-template-columns:1fr}}

/* ---------- botões (pílulas, alvo mínimo 48 px) ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:48px;padding:0 28px;border-radius:var(--r-pill);font:600 1rem/1.2 var(--body);letter-spacing:0;text-decoration:none;background:var(--navy);color:var(--on-navy);border:1px solid var(--navy);transition:background .2s,color .2s,border-color .2s,transform .2s var(--ease-out),box-shadow .2s;cursor:pointer}
.btn:hover{background:var(--navy-hi);border-color:var(--navy-hi);transform:translateY(-1px);box-shadow:0 10px 22px -12px rgba(23,41,75,.6)}
.btn:active{transform:scale(.98);box-shadow:none}
.btn.big{min-height:54px;padding:0 34px;font-size:1.04rem}
.btn.ghost{background:rgba(23,41,75,.07);color:var(--navy-text);border-color:transparent}
.btn.ghost:hover{background:rgba(23,41,75,.13);border-color:transparent;box-shadow:none}
.row{display:flex;flex-wrap:wrap;gap:12px}
/* sobre azul-marinho: o destaque vira cobre claro, o secundário vira vidro */
.hero .btn:not(.ghost),.hero-mini .btn:not(.ghost),.sheet .btn:not(.ghost),.panel .btn:not(.ghost),.buy-card .btn:not(.ghost){background:var(--copper-hi);border-color:var(--copper-hi);color:var(--navy-deep)}
.hero .btn:not(.ghost):hover,.hero-mini .btn:not(.ghost):hover,.sheet .btn:not(.ghost):hover,.panel .btn:not(.ghost):hover,.buy-card .btn:not(.ghost):hover{background:#d9a877;border-color:#d9a877;box-shadow:0 12px 26px -12px rgba(217,168,119,.7)}
.hero .btn.ghost,.hero-mini .btn.ghost,.panel .btn.ghost,.sheet .btn.ghost{background:rgba(255,255,255,.12);color:var(--on-navy);border-color:transparent}
.hero .btn.ghost:hover,.hero-mini .btn.ghost:hover,.panel .btn.ghost:hover,.sheet .btn.ghost:hover{background:rgba(255,255,255,.22);box-shadow:none}

/* ---------- cabeçalho: vidro só na camada flutuante ---------- */
.top{position:sticky;top:env(safe-area-inset-top,0px);z-index:30;background:var(--bar);-webkit-backdrop-filter:saturate(1.8) blur(22px);backdrop-filter:saturate(1.8) blur(22px);border-bottom:1px solid var(--line);transition:box-shadow .3s,background .3s}
.top.scrolled{box-shadow:0 10px 30px -22px var(--shadow)}
.top .wrap{width:min(1240px,100% - 32px);display:flex;align-items:center;gap:20px;min-height:68px}
.logo{display:block;background:var(--logo) no-repeat left center/contain;aspect-ratio:2/1;flex:none}
.top .logo{height:48px}
.progress{position:absolute;left:0;right:0;bottom:-1px;height:2px;background:var(--bronze);transform:scaleX(0);transform-origin:left}
.nav{display:flex;align-items:center;gap:2px;margin-left:auto}
.nav a{text-decoration:none;font-weight:500;font-size:.94rem;padding:9px 14px;border-radius:var(--r-pill);white-space:nowrap;display:inline-flex;align-items:center;gap:6px;color:var(--ink);transition:background .2s,color .2s}
.nav a:hover{background:rgba(23,41,75,.07);color:var(--navy-text)}
.nav a[aria-current="true"],.nav a[aria-current="page"]{background:rgba(23,41,75,.09);color:var(--navy-text);font-weight:600}
.nav .site{margin-left:6px;box-shadow:inset 0 0 0 1px var(--line-strong)}
.nav .site svg{transition:transform .25s var(--ease-out)}
.nav .site:hover svg{transform:translate(2px,-2px)}
.top .buy{min-height:42px;padding:0 20px;font-size:.92rem;margin-left:6px}
.nav .nav-buy{display:none}
.social{display:flex;gap:2px;padding-left:14px;margin-left:8px;border-left:1px solid var(--line)}
.social a{width:40px;height:40px;display:grid;place-items:center;color:var(--ink);border-radius:50%;transition:background .2s,color .2s}
.social a:hover{background:rgba(23,41,75,.07);color:var(--navy-text)}
.social svg{width:20px;height:20px}
.burger{display:none;margin-left:auto;width:48px;height:48px;background:rgba(23,41,75,.07);border:0;border-radius:50%;color:var(--head);cursor:pointer;place-items:center;align-content:center}
.burger span{display:block;width:18px;height:2px;border-radius:2px;background:currentColor;margin:2.5px 0;transition:transform .3s var(--ease),opacity .2s}
.top.open .burger span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.top.open .burger span:nth-child(2){opacity:0}
.top.open .burger span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.nav-social{display:none}
@media (max-width:1240px){body:not(.autor) .burger{display:grid}body:not(.autor) .social,body:not(.autor) .top .buy{display:none}body:not(.autor) .nav{display:none;position:absolute;left:10px;right:10px;top:calc(100% + 8px);flex-direction:column;align-items:stretch;gap:0;margin:0;padding:10px 18px 22px;background:rgba(255,255,255,.92);-webkit-backdrop-filter:saturate(1.8) blur(22px);backdrop-filter:saturate(1.8) blur(22px);border:1px solid var(--line);border-radius:var(--r-l);box-shadow:var(--sh-2);max-height:calc(100vh - 100px);overflow:auto}body:not(.autor) .top.open .nav{display:flex}body:not(.autor) .nav a{font-family:var(--display);font-size:1.5rem;font-weight:500;padding:14px 4px;border-radius:0;border-bottom:1px solid var(--line);white-space:normal;line-height:1.15;background:none !important;box-shadow:none}body:not(.autor) .nav a[aria-current="true"],body:not(.autor) .nav a[aria-current="page"]{color:var(--navy-text);font-weight:600}body:not(.autor) .nav .site{margin:0}body:not(.autor) .nav .nav-buy{display:inline-flex;margin-top:18px;justify-content:center;font-family:var(--body) !important;font-size:1rem !important;border:0 !important;border-radius:var(--r-pill) !important;background:var(--navy) !important;color:var(--on-navy) !important;padding:0 28px !important;min-height:50px}body:not(.autor) .nav-social{display:flex;gap:8px;padding-top:18px}body:not(.autor) .nav-social a{font-family:var(--body);border:0;padding:0;width:44px;height:44px;display:grid;place-items:center;border-radius:50%;background:rgba(23,41,75,.07) !important}body:not(.autor) .nav-social svg{width:22px;height:22px}
}
@media (prefers-reduced-transparency:reduce){.top,.nav{-webkit-backdrop-filter:none;backdrop-filter:none;background:#fff}}

/* ---------- entrada e revelação suave (JS marca .js / .ready / .in) ---------- */
.line{display:block;overflow:hidden;padding-bottom:.14em;margin-bottom:-.14em}
.line>span{display:block}
.js .line>span{transform:translateY(112%);transition:transform 1s var(--ease-out)}
.ready .line>span{transform:none}
.ready .line:nth-child(2)>span{transition-delay:.12s}
.js .hero .intro{opacity:0;transform:translateY(16px);transition:opacity .8s ease,transform .8s var(--ease-out);transition-delay:calc(.28s + var(--d,0ms))}
.ready .hero .intro{opacity:1;transform:none}
.js [data-seq]>*{opacity:0;transform:translateY(20px);transition:opacity .7s ease,transform .7s var(--ease-out)}
.js [data-seq].in>*{opacity:1;transform:none}
.js [data-seq].in>*:nth-child(2){transition-delay:70ms}
.js [data-seq].in>*:nth-child(3){transition-delay:140ms}
.js [data-seq].in>*:nth-child(4){transition-delay:210ms}
.js [data-seq].in>*:nth-child(5){transition-delay:280ms}
.js [data-seq].in>*:nth-child(6){transition-delay:350ms}
.js [data-fade]{opacity:0;transform:translateY(16px);transition:opacity .7s ease,transform .7s var(--ease-out)}
.js [data-fade].in{opacity:1;transform:none}

/* ---------- perguntas frequentes (acordeão) ---------- */
details{background:var(--bg-soft);border-radius:var(--r-m);margin:0 0 10px;transition:background .25s}
details[open]{background:var(--bg-tint)}
summary{cursor:pointer;list-style:none;padding:22px 64px 22px 26px;font-family:var(--display);font-weight:500;font-size:1.3rem;line-height:1.25;letter-spacing:-.005em;color:var(--head);position:relative;border-radius:var(--r-m)}
summary::-webkit-details-marker{display:none}
summary::after{content:"";position:absolute;right:22px;top:50%;width:30px;height:30px;margin-top:-15px;border-radius:50%;background:var(--bg) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3E%3Cpath d='M15 9v12M9 15h12' stroke='%2300175b' stroke-width='1.8' stroke-linecap='round'/%3E%3C/svg%3E") center/30px no-repeat;transition:transform .35s var(--ease-out)}
details[open] summary::after{transform:rotate(45deg)}
details p{color:var(--muted);margin:0;padding:0 26px 24px;max-width:64ch;animation:abrir .4s var(--ease-out)}
@keyframes abrir{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:none}}
details a{color:var(--navy-text);text-underline-offset:3px}

/* ---------- painel azul (contato / fechamento) e formulário ---------- */
.panel{position:relative;background:radial-gradient(120% 140% at 85% -10%,#25406f 0%,var(--navy) 46%,var(--navy-deep) 100%);color:var(--on-navy);padding:clamp(36px,6vw,84px);overflow:clip;border-radius:var(--r-xl)}
.panel h2{color:var(--on-navy);font-size:clamp(2.2rem,4.8vw,3.8rem);margin-bottom:.35em}
.panel p{color:var(--on-navy-muted);font-size:1.12rem}
.msg{position:relative;z-index:1}
.msg h3{font-family:var(--display);font-weight:500;font-size:clamp(1.6rem,3vw,2.1rem);color:var(--on-navy);margin:0 0 .9em}
.msg-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.msg label{display:block}
.msg label span,.msg label .t{display:block;color:var(--on-navy-muted);font-size:.94rem;margin-bottom:8px}
.msg .full{grid-column:1/-1}
.msg input[type=text],.msg input[type=email],.msg input[type=tel],.msg input:not([type]),.msg textarea{width:100%;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.2);border-radius:var(--r-s);color:var(--on-navy);font:inherit;font-size:1rem;padding:14px 16px;min-height:50px;transition:border-color .2s,background .2s}
.msg textarea{resize:vertical;min-height:140px}
.msg input::placeholder,.msg textarea::placeholder{color:rgba(247,244,238,.45)}
.msg input:hover,.msg textarea:hover{border-color:rgba(255,255,255,.34)}
.msg input:focus-visible,.msg textarea:focus-visible{outline:3px solid var(--copper-hi);outline-offset:2px;background:rgba(255,255,255,.12)}
.msg .hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.msg-foot{display:flex;flex-wrap:wrap;align-items:center;gap:16px 24px;margin-top:22px}
.panel .msg-foot p,.panel .msg-status{margin:0;max-width:none;font-size:.92rem;color:var(--on-navy-muted)}
.panel .msg-status{margin-top:14px;min-height:1.4em;font-size:1rem}
.panel .msg-status.ok{color:#9fe0b6}
.panel .msg-status.err{color:#ffb4a3}
.msg-foot a{color:#fff;text-decoration:underline;text-underline-offset:3px}
.msg .btn[disabled]{opacity:.6;cursor:default}
.msg fieldset{border:0;margin:0;padding:0}
.msg legend{padding:0;color:var(--on-navy-muted);font-size:.94rem;margin-bottom:10px}
.msg .radios{display:flex;flex-wrap:wrap;gap:12px 26px}
.msg .radios label{display:flex;align-items:center;gap:10px;cursor:pointer;color:var(--on-navy);min-height:44px}
.msg input[type=radio]{width:20px;height:20px;min-height:0;accent-color:var(--copper-hi);margin:0}
@media (max-width:600px){.msg-grid{grid-template-columns:1fr}}

/* ---------- rodapé ---------- */
.foot{background:var(--navy-deep);color:var(--on-navy-muted);padding:clamp(40px,5vw,64px) 0 32px;font-size:.95rem;margin:var(--gap-tile);border-radius:var(--r-xl)}
.foot .wrap{display:grid;grid-template-columns:auto 1fr auto;gap:26px clamp(28px,5vw,64px);align-items:center}
.foot .logo{height:60px;filter:brightness(0) invert(1) opacity(.94)}
.foot nav,.foot .mid{display:flex;flex-wrap:wrap;gap:6px 6px}
.foot a{text-decoration:none;color:var(--on-navy);display:inline-flex;align-items:center;gap:10px;font-weight:500;transition:color .2s}
.foot nav a,.foot .mid a{padding:8px 14px;border-radius:var(--r-pill);transition:background .2s,color .2s}
.foot nav a:hover,.foot .mid a:hover{background:rgba(255,255,255,.1);color:#fff}
.foot a svg{width:20px;height:20px;flex:none}
.foot .social{border:0;padding:0;margin:0}
.foot .social a{color:var(--on-navy);background:rgba(255,255,255,.08)}
.foot .social a:hover{background:rgba(255,255,255,.18);color:#fff}
.foot .secure{display:flex;align-items:center;gap:10px;margin:0;color:var(--on-navy-muted)}
.foot .secure svg{color:var(--copper-hi)}
.foot .guides{grid-column:1/-1;display:flex;flex-wrap:wrap;gap:6px 18px;font-size:.88rem;padding-top:4px}
.foot .guides span{color:#8a9aab}
.foot .guides a{color:var(--on-navy-muted);font-weight:400}
.foot .guides a:hover{color:var(--copper-hi)}
.foot .colophon{grid-column:1/-1;padding-top:22px;border-top:1px solid rgba(255,255,255,.1);font-size:.84rem;color:#8a9aab;display:flex;flex-wrap:wrap;gap:8px 20px;justify-content:space-between;align-items:center}
.foot .colophon a{color:var(--on-navy-muted);text-decoration:underline;text-underline-offset:3px;font-size:.84rem;font-weight:400}
.foot .colophon a:hover{color:var(--copper-hi)}
.foot .colophon .dev{display:inline-flex;align-items:center;gap:8px;text-decoration:none;color:#8a9aab}
.foot .colophon .dev img{height:22px;width:auto;display:block}
@media (max-width:900px){.foot .wrap{grid-template-columns:1fr;justify-items:start}.foot .social{display:flex}}

/* ---------- botão flutuante ---------- */
.float{position:fixed;right:18px;bottom:calc(env(safe-area-inset-bottom,0px) + 18px);z-index:40;width:58px;height:58px;border-radius:50%;background:var(--navy);color:var(--copper-hi);display:grid;place-items:center;border:0;box-shadow:0 14px 30px -10px rgba(14,26,51,.6),inset 0 0 0 2px var(--copper-hi);text-decoration:none;transition:transform .25s var(--ease-out)}
.float:hover{transform:scale(1.08)}
.float svg{width:28px;height:28px}

/* ---------- texto corrido e links auxiliares ---------- */
.sec-note{margin:36px 0 0;max-width:68ch;color:var(--muted);font-size:1rem}
.sec-note a,.prose a,.faq-wrap a{color:var(--navy-text);text-decoration:underline;text-underline-offset:3px}
.prose{max-width:68ch}
.prose p{color:var(--muted);margin:0 0 1.1em}
.prose p:last-child{margin-bottom:0}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none !important;transition:none !important}
  .js [data-seq]>*,.js [data-fade],.js .hero .intro,.js .line>span,.js .ph img,.js .bk{opacity:1;transform:none}
}