/* =========================================================
   PÉLION EDUCAÇÃO — sistema visual compartilhado
   Paleta: navy + 2 azuis + neutros. Limão SÓ em CTA.
   Títulos serifados (Merriweather), corpo sem serifa (Inter).
   ========================================================= */

:root{
  --navy:#0C356A;
  --navy-dark:#082649;
  --navy-deep:#04152B;
  --blue:#0A67A0;
  --blue-soft:#8FC1E3;
  --lime:#D4E120;
  --lime-hover:#e2ef4a;
  --white:#FFFFFF;
  --gray-50:#F7FAFA;
  --gray-100:#EDF2F7;
  --gray-200:#DCE4EC;
  --gray-500:#6B7A90;
  --gray-600:#4A5568;
  --gray-800:#2D3748;
  --ink:#1F2A3A;

  --maxw:1080px;
  --maxw-wide:1200px;
  --radius:16px;
  --radius-sm:10px;
  --shadow-sm:0 6px 20px rgba(12,53,106,.08);
  --shadow-md:0 16px 44px rgba(12,53,106,.10);
  --shadow-lg:0 24px 60px rgba(12,53,106,.16);
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{
  font-family:'Inter',system-ui,sans-serif;
  color:var(--gray-800);
  line-height:1.7;
  background:var(--white);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;}
a{text-decoration:none;color:inherit;}
::selection{background:rgba(212,225,32,.35);}

/* ---------- layout helpers ---------- */
.container{max-width:var(--maxw);margin:0 auto;padding:0 24px;}
.container-wide{max-width:var(--maxw-wide);margin:0 auto;padding:0 24px;}
.section{padding:88px 0;}
.section-sm{padding:60px 0;}
.center{text-align:center;}
.narrow{max-width:760px;margin:0 auto;}

.bg-white{background:var(--white);}
.bg-gray{background:var(--gray-50);}
.bg-navy{background:var(--navy);color:var(--white);}
.bg-navy-deep{
  background:radial-gradient(120% 140% at 78% 12%,#0E3B77 0%,var(--navy-dark) 48%,var(--navy-deep) 100%);
  color:var(--white);
}

/* ---------- tipografia ---------- */
.eyebrow{
  display:inline-block;font-size:.76rem;font-weight:700;
  text-transform:uppercase;letter-spacing:2px;color:var(--blue);
  margin-bottom:14px;
}
.eyebrow.on-dark{color:var(--lime);}
h1,h2,h3,h4{font-family:'Merriweather',Georgia,serif;color:var(--navy);line-height:1.22;letter-spacing:-.3px;}
.h1{font-size:2.7rem;font-weight:900;}
.h2{font-size:2rem;font-weight:900;}
.h3{font-size:1.3rem;font-weight:700;}
.lead{font-size:1.12rem;color:var(--gray-600);line-height:1.75;}
.on-dark h1,.on-dark h2,.on-dark h3,.bg-navy h2,.bg-navy-deep h2,.bg-navy-deep h3{color:var(--white);}
.mark{background:linear-gradient(transparent 60%,rgba(212,225,32,.55) 60%);}
.muted{color:var(--gray-500);}
.p+ .p{margin-top:14px;}
p.body{color:var(--gray-600);font-size:1.02rem;line-height:1.75;}

/* ---------- botões ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  font-family:'Inter',sans-serif;font-weight:700;font-size:1rem;
  padding:15px 32px;border-radius:var(--radius-sm);border:2px solid transparent;
  cursor:pointer;transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease;
  line-height:1;text-align:center;
}
.btn svg{width:19px;height:19px;}
.btn-lime{background:var(--lime);color:var(--navy-dark);box-shadow:0 10px 24px rgba(212,225,32,.32);}
.btn-lime:hover{background:var(--lime-hover);transform:translateY(-2px);box-shadow:0 14px 30px rgba(212,225,32,.42);}
.btn-navy{background:var(--navy);color:var(--white);}
.btn-navy:hover{background:var(--blue);transform:translateY(-2px);box-shadow:var(--shadow-sm);}
.btn-outline{background:transparent;border-color:var(--navy);color:var(--navy);}
.btn-outline:hover{background:var(--navy);color:var(--white);transform:translateY(-2px);}
.btn-outline-lime{background:transparent;border-color:var(--lime);color:var(--lime);}
.btn-outline-lime:hover{background:var(--lime);color:var(--navy-dark);transform:translateY(-2px);}
.btn-ghost-light{background:transparent;border-color:rgba(255,255,255,.4);color:var(--white);}
.btn-ghost-light:hover{background:rgba(255,255,255,.1);}
.btn-block{width:100%;}
.btn-lg{padding:17px 40px;font-size:1.06rem;}
.btn[disabled],.btn.is-disabled{background:var(--gray-100);color:var(--gray-500);border-color:var(--gray-100);box-shadow:none;cursor:not-allowed;transform:none;}

/* ---------- navbar ---------- */
.nav{
  position:sticky;top:0;z-index:200;background:var(--navy);
  box-shadow:0 2px 14px rgba(0,0,0,.14);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:12px 0;}
.nav-logo{height:38px;}
.nav-links{display:flex;align-items:center;gap:28px;list-style:none;}
.nav-links a{color:rgba(255,255,255,.82);font-size:.92rem;font-weight:500;transition:color .2s;}
.nav-links a:hover,.nav-links a.active{color:var(--white);}
.nav-cta{background:var(--lime);color:var(--navy-dark)!important;font-weight:700;font-size:.86rem;padding:10px 20px;border-radius:8px;transition:transform .2s,background .2s;}
.nav-cta:hover{background:var(--lime-hover);transform:translateY(-1px);}
.nav-toggle{display:none;background:none;border:none;cursor:pointer;padding:6px;}
.nav-toggle span{display:block;width:24px;height:2px;background:#fff;margin:5px 0;transition:.25s;}
@media(max-width:860px){
  .nav-links{
    position:absolute;top:100%;left:0;right:0;background:var(--navy-dark);
    flex-direction:column;align-items:flex-start;gap:0;padding:8px 24px 18px;
    display:none;box-shadow:0 12px 24px rgba(0,0,0,.25);
  }
  .nav-links.open{display:flex;}
  .nav-links li{width:100%;}
  .nav-links a{display:block;padding:12px 0;border-bottom:1px solid rgba(255,255,255,.08);width:100%;}
  .nav-links .nav-cta{margin-top:12px;text-align:center;}
  .nav-toggle{display:block;}
}

/* ---------- cards genéricos ---------- */
.grid{display:grid;gap:24px;}
.grid-2{grid-template-columns:repeat(2,1fr);}
.grid-3{grid-template-columns:repeat(3,1fr);}
.card{
  background:var(--white);border:1px solid var(--gray-100);border-radius:var(--radius);
  padding:30px 28px;transition:transform .25s,box-shadow .25s,border-color .25s;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--blue-soft);}
.card-icon{
  width:48px;height:48px;border-radius:12px;background:#EAF1F8;color:var(--navy);
  display:flex;align-items:center;justify-content:center;margin-bottom:18px;
}
.card-icon svg{width:24px;height:24px;}
.card h3{font-size:1.12rem;margin-bottom:8px;}
.card p{font-size:.94rem;color:var(--gray-600);line-height:1.6;}

/* números/verbos */
.step-num{
  display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;
  background:var(--navy);color:#fff;font-weight:700;font-size:.9rem;border-radius:9px;margin-bottom:14px;
  font-family:'Inter',sans-serif;
}

/* ---------- listas com check ---------- */
.checklist{list-style:none;}
.checklist li{position:relative;padding-left:30px;margin-bottom:12px;color:var(--gray-600);line-height:1.6;}
.checklist li::before{
  content:'';position:absolute;left:0;top:4px;width:18px;height:18px;border-radius:50%;
  background:var(--blue);
  -webkit-mask:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='white'><path d='M9 16.2l-3.5-3.5 1.4-1.4L9 13.4l7.1-7.1 1.4 1.4z'/></svg>") center/78% no-repeat;
  mask:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='white'><path d='M9 16.2l-3.5-3.5 1.4-1.4L9 13.4l7.1-7.1 1.4 1.4z'/></svg>") center/78% no-repeat;
}
.checklist.on-dark li{color:rgba(255,255,255,.88);}
.checklist.on-dark li::before{background:var(--lime);}
.checklist strong{color:var(--navy);}
.checklist.on-dark strong{color:#fff;}

/* chips */
.chips{list-style:none;display:flex;flex-wrap:wrap;gap:10px;}
.chips li{
  display:inline-flex;align-items:center;gap:7px;background:var(--gray-50);
  border:1px solid var(--gray-100);color:var(--navy);font-weight:600;font-size:.86rem;
  padding:9px 16px;border-radius:30px;
}
.chips li::before{content:'✓';color:var(--blue);font-weight:800;}

/* selo / badge */
.badge{
  display:inline-flex;align-items:center;gap:8px;font-size:.72rem;font-weight:700;
  text-transform:uppercase;letter-spacing:1.4px;padding:7px 15px;border-radius:20px;
}
.badge-lime{background:var(--lime);color:var(--navy-dark);}
.badge-navy{background:var(--navy);color:#fff;}
.badge-outline{border:1px solid var(--gray-200);color:var(--gray-600);}
.badge-outline-light{border:1px solid rgba(255,255,255,.3);color:rgba(255,255,255,.8);}

/* ---------- formulário ---------- */
.form-card{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow-lg);padding:30px 28px;}
.field{margin-bottom:14px;}
.field label{display:block;font-size:.82rem;font-weight:600;color:var(--gray-800);margin-bottom:5px;}
.field input,.field select{
  width:100%;padding:13px 14px;border:1.5px solid var(--gray-100);border-radius:var(--radius-sm);
  font-family:'Inter',sans-serif;font-size:.94rem;color:var(--gray-800);background:#fff;
  appearance:none;-webkit-appearance:none;transition:border-color .2s,box-shadow .2s;
}
.field select{padding-right:38px;cursor:pointer;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%234A5568' stroke-width='2.5'><path d='M6 9l6 6 6-6'/></svg>");
  background-repeat:no-repeat;background-position:right 13px center;background-size:16px;
}
.field input:focus,.field select:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 3px rgba(10,103,160,.12);}
.field input::placeholder{color:#A0AEC0;}
.form-privacy{font-size:.78rem;color:var(--gray-500);margin-top:12px;line-height:1.5;}
.form-privacy svg{width:13px;height:13px;display:inline-block;vertical-align:-2px;margin-right:4px;}

/* ---------- footer ---------- */
.footer{background:var(--navy-deep);color:rgba(255,255,255,.6);padding:56px 0 34px;font-size:.88rem;}
.footer a{color:rgba(255,255,255,.62);transition:color .2s;}
.footer a:hover{color:var(--lime);}
.footer-top{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px;margin-bottom:36px;}
.footer-logo{height:88px;margin-bottom:16px;}
.footer h4{color:#fff;font-family:'Inter',sans-serif;font-size:.82rem;font-weight:700;text-transform:uppercase;letter-spacing:1.2px;margin-bottom:14px;}
.footer ul{list-style:none;}
.footer ul li{margin-bottom:9px;}
.footer-legal{border-top:1px solid rgba(255,255,255,.12);padding-top:22px;font-size:.8rem;line-height:1.7;color:rgba(255,255,255,.45);}
.footer-legal .creds{color:rgba(255,255,255,.6);margin-bottom:8px;}
.footer-social{display:flex;gap:14px;margin-top:6px;}
.footer-social a{display:inline-flex;align-items:center;gap:6px;}
.footer-social svg{width:18px;height:18px;}
@media(max-width:768px){.footer-top{grid-template-columns:1fr;gap:28px;}}

/* ---------- sticky CTA (mobile, página do livro) ---------- */
.sticky-cta{
  position:fixed;left:0;right:0;bottom:0;z-index:150;
  background:rgba(255,255,255,.97);backdrop-filter:blur(8px);
  border-top:1px solid var(--gray-200);box-shadow:0 -6px 20px rgba(12,53,106,.10);
  display:none;align-items:center;justify-content:space-between;gap:14px;padding:12px 18px;
}
.sticky-cta .price{font-weight:800;color:var(--navy);font-size:1.05rem;}
.sticky-cta .price small{display:block;font-weight:500;font-size:.72rem;color:var(--gray-500);}
@media(max-width:768px){.sticky-cta.on{display:flex;}}

/* ---------- mockups flutuantes ---------- */
.float{animation:float 7.5s ease-in-out infinite;}
.float-slow{animation:float 9s ease-in-out infinite;}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-14px)}}
@media(prefers-reduced-motion:reduce){.float,.float-slow{animation:none;}}
.drop-guide{filter:drop-shadow(0 18px 26px rgba(12,53,106,.18));}
.drop-book{filter:drop-shadow(0 22px 26px rgba(0,0,0,.45)) drop-shadow(0 50px 60px rgba(0,0,0,.5));}

/* blob orgânico de fundo */
.blob{position:absolute;border-radius:50%;pointer-events:none;z-index:0;}
.centaur-watermark{
  position:absolute;background:url('../img/centauro-navy.png') center/contain no-repeat;
  opacity:.05;pointer-events:none;z-index:0;
}

/* ---------- FAQ ---------- */
.faq details{border-bottom:1px solid var(--gray-200);}
.faq summary{
  list-style:none;cursor:pointer;padding:20px 44px 20px 0;position:relative;
  font-weight:600;color:var(--navy);font-size:1.02rem;
}
.faq summary::-webkit-details-marker{display:none;}
.faq summary::after{
  content:'+';position:absolute;right:8px;top:16px;font-size:1.5rem;font-weight:400;
  color:var(--blue);transition:transform .2s;
}
.faq details[open] summary::after{content:'–';}
.faq details p{padding:0 0 22px;color:var(--gray-600);font-size:.96rem;line-height:1.7;}

/* utilidades */
.mt-8{margin-top:8px}.mt-16{margin-top:16px}.mt-24{margin-top:24px}.mt-32{margin-top:32px}.mt-40{margin-top:40px}
.mb-8{margin-bottom:8px}.mb-16{margin-bottom:16px}.mb-24{margin-bottom:24px}.mb-40{margin-bottom:40px}
.rel{position:relative;z-index:1;}

/* ---------- responsivo geral ---------- */
@media(max-width:860px){
  .h1{font-size:2.1rem;}
  .h2{font-size:1.6rem;}
  .grid-3{grid-template-columns:1fr;}
  .grid-2{grid-template-columns:1fr;}
  .section{padding:60px 0;}
}
@media(max-width:480px){
  .h1{font-size:1.75rem;}
  .btn{width:100%;}
}