:root {
  --navy-950:#03101f;
  --navy-900:#071b33;
  --navy-800:#0b2b50;
  --navy-700:#15436f;
  --gold-500:#d6a62e;
  --gold-400:#edc45e;
  --gold-300:#f8df8a;
  --red:#b5242c;
  --ink:#0c1a2b;
  --muted:#5b6878;
  --paper:#f8f6f1;
  --white:#fff;
  --line:rgba(11,43,80,.13);
  --shadow:0 22px 60px rgba(3,16,31,.16);
  --radius:22px;
  --container:1180px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:92px}
body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:var(--paper);line-height:1.6;-webkit-font-smoothing:antialiased}
body.modal-open{overflow:hidden}
img{max-width:100%;display:block}
button,a{font:inherit}
button{cursor:pointer}
a{color:inherit}
.container{width:min(calc(100% - 40px),var(--container));margin-inline:auto}
.skip-link{position:fixed;left:16px;top:-100px;z-index:9999;background:#fff;padding:12px 18px;border-radius:8px;box-shadow:var(--shadow)}
.skip-link:focus{top:16px}

.topbar{background:var(--navy-950);color:#fff;font-size:.82rem;letter-spacing:.02em}
.topbar__inner{min-height:36px;display:flex;align-items:center;justify-content:center;gap:12px;flex-wrap:wrap}
.topbar .dot{width:4px;height:4px;border-radius:50%;background:var(--gold-400)}
.topbar strong{color:var(--gold-300)}

.site-header{position:sticky;top:0;z-index:100;background:rgba(248,246,241,.93);backdrop-filter:blur(14px);border-bottom:1px solid rgba(11,43,80,.08)}
.nav-wrap{min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:28px}
.brand{display:inline-flex;align-items:center;gap:11px;text-decoration:none}
.brand img{width:48px;height:48px}
.brand span{display:flex;flex-direction:column;line-height:1.05;text-transform:uppercase;letter-spacing:.09em;color:var(--navy-900)}
.brand strong{font-size:.78rem}.brand small{font-size:.68rem;color:#84600d;margin-top:4px;font-weight:800}
.main-nav{display:flex;align-items:center;gap:26px}
.main-nav>a{text-decoration:none;font-weight:700;font-size:.91rem;color:var(--navy-900);position:relative}
.main-nav>a::after{content:"";position:absolute;left:0;right:100%;bottom:-6px;height:2px;background:var(--gold-500);transition:.25s}
.main-nav>a:hover::after{right:0}
.menu-toggle{display:none;border:0;background:none;padding:8px}
.menu-toggle span{display:block;width:25px;height:2px;background:var(--navy-900);margin:5px;border-radius:3px}

.btn{border:0;border-radius:12px;padding:13px 20px;font-weight:850;letter-spacing:.01em;display:inline-flex;align-items:center;justify-content:center;gap:10px;text-decoration:none;transition:transform .2s,box-shadow .2s,background .2s;color:#fff;background:var(--navy-800);box-shadow:0 8px 20px rgba(7,27,51,.15)}
.btn:hover{transform:translateY(-2px);box-shadow:0 13px 28px rgba(7,27,51,.22)}
.btn:focus-visible,.accordion button:focus-visible,.footer-links button:focus-visible,.modal__close:focus-visible{outline:3px solid var(--gold-400);outline-offset:3px}
.btn--primary{background:linear-gradient(135deg,var(--navy-800),var(--navy-950));border:1px solid rgba(237,196,94,.45)}
.btn--gold{color:var(--navy-950);background:linear-gradient(135deg,#f9e79a,#d9a62a 70%,#b47e0d);box-shadow:0 10px 24px rgba(188,133,17,.26)}
.btn--sm{padding:10px 17px;font-size:.88rem}.btn--lg{padding:17px 24px;font-size:1rem}.btn--block{width:100%}

.hero{position:relative;overflow:hidden;background:linear-gradient(120deg,#f8f6f1 0%,#fff 48%,#e9eef4 100%);min-height:720px;display:flex;align-items:center;border-bottom:1px solid var(--line)}
.hero::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(11,43,80,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(11,43,80,.035) 1px,transparent 1px);background-size:46px 46px;mask-image:linear-gradient(to right,transparent,black 35%,black 80%,transparent)}
.hero__grid{position:relative;z-index:1;display:grid;grid-template-columns:1.02fr .98fr;align-items:center;gap:50px;padding-block:72px 80px}
.hero__copy{max-width:670px}
.eyebrow,.section-kicker{display:inline-flex;align-items:center;gap:9px;text-transform:uppercase;font-size:.78rem;letter-spacing:.13em;font-weight:900;color:#8a6413}
.eyebrow{padding:8px 13px;border:1px solid rgba(214,166,46,.42);border-radius:999px;background:rgba(255,255,255,.7)}
.hero h1{font-size:clamp(2.85rem,5.5vw,5.3rem);line-height:.98;letter-spacing:-.055em;margin:22px 0;color:var(--navy-950);max-width:750px}
.hero h1 em{font-style:normal;color:#b78411;text-shadow:0 1px #fff}
.hero__lead{font-size:1.15rem;color:#485567;max-width:650px;margin:0 0 25px}
.hero__checks{list-style:none;padding:0;margin:0 0 30px;display:grid;gap:11px}
.hero__checks li{position:relative;padding-left:31px;font-weight:720;color:#1b304a}
.hero__checks li::before{content:"✓";position:absolute;left:0;top:1px;width:21px;height:21px;display:grid;place-items:center;border-radius:50%;background:var(--navy-800);color:var(--gold-300);font-size:.75rem}
.hero__actions{display:flex;align-items:center;gap:20px;flex-wrap:wrap}
.text-link{font-weight:800;color:var(--navy-800);text-underline-offset:5px}
.secure-note{margin-top:19px;display:flex;align-items:center;gap:9px;color:#667386;font-size:.86rem}.secure-note svg{width:20px;fill:#8b691b}
.hero__visual{position:relative;display:flex;justify-content:center;align-items:center;min-height:590px}
.book-cover{position:relative;z-index:2;width:min(100%,510px);filter:drop-shadow(0 30px 32px rgba(2,13,25,.3));transform:rotate(1deg)}
.product-halo{position:absolute;width:520px;height:520px;border-radius:50%;background:radial-gradient(circle,var(--gold-300) 0%,rgba(214,166,46,.22) 35%,transparent 68%);filter:blur(3px)}
.price-card{position:absolute;z-index:4;left:-7px;bottom:36px;background:rgba(3,16,31,.96);border:1px solid var(--gold-500);color:#fff;border-radius:18px;padding:15px 19px;box-shadow:var(--shadow);display:flex;flex-direction:column;min-width:172px}
.price-card>span{text-transform:uppercase;font-size:.7rem;letter-spacing:.12em;color:var(--gold-300);font-weight:800}.price-card strong{font-size:2.1rem;line-height:1.1;color:#fff}.price-card strong small{font-size:.85rem;color:var(--gold-300)}.price-card__link{border:0;background:none;color:var(--gold-300);padding:5px 0 0;text-align:left;font-size:.8rem;font-weight:800;text-decoration:underline;text-underline-offset:4px}
.hero__glow{position:absolute;border-radius:50%;filter:blur(80px);opacity:.28}.hero__glow--one{width:350px;height:350px;background:#dba82b;right:4%;top:8%}.hero__glow--two{width:330px;height:330px;background:#2a5f90;left:-9%;bottom:-9%}

.trust-strip{background:#fff;border-bottom:1px solid var(--line)}
.trust-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
.trust-grid article{display:flex;align-items:center;gap:13px;padding:25px 22px;border-right:1px solid var(--line)}.trust-grid article:last-child{border-right:0}
.trust-icon{width:40px;height:40px;display:grid;place-items:center;border-radius:12px;background:#eef2f6;color:var(--navy-800);font-weight:900;font-size:1.1rem}.trust-grid strong,.trust-grid small{display:block}.trust-grid strong{color:var(--navy-950);font-size:.9rem}.trust-grid small{color:#6a7685;font-size:.76rem}

.section{padding:100px 0}.section-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:70px;align-items:center}.section-copy h2,.section-heading h2,.showcase-copy h2,.offer h2,.faq h2{font-size:clamp(2.05rem,4vw,3.5rem);line-height:1.08;letter-spacing:-.035em;color:var(--navy-950);margin:13px 0 22px}.section-copy p,.section-heading p,.showcase-copy>p,.offer__copy>p,.faq__intro>p{color:var(--muted);font-size:1.06rem}.quote-box{margin-top:30px;padding:22px;border-left:4px solid var(--gold-500);background:#fff;border-radius:0 16px 16px 0;box-shadow:0 12px 35px rgba(3,16,31,.07)}.quote-box strong,.quote-box span{display:block}.quote-box strong{color:var(--navy-900);margin-bottom:4px}.quote-box span{color:#5d6979}
.institution-card{position:relative;background:linear-gradient(155deg,var(--navy-900),var(--navy-950));color:#fff;border-radius:var(--radius);padding:42px;box-shadow:var(--shadow);overflow:hidden}.institution-card::after{content:"";position:absolute;width:260px;height:260px;border:1px solid rgba(237,196,94,.16);border-radius:50%;right:-100px;bottom:-100px}.institution-card img{width:125px;margin-bottom:22px;filter:drop-shadow(0 10px 20px rgba(0,0,0,.24))}.institution-card h3{font-size:1.6rem;margin:0 0 12px;color:var(--gold-300)}.institution-card p{color:#d5dfeb}.institution-card ul{padding-left:20px;color:#fff}.institution-card li::marker{color:var(--gold-400)}
.section--navy{background:radial-gradient(circle at top right,#173f68 0%,var(--navy-900) 38%,var(--navy-950) 100%);position:relative;overflow:hidden}.section--navy::before{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(237,196,94,.12) 1px,transparent 1px);background-size:22px 22px;opacity:.4}.section--navy .container{position:relative}.section-heading{max-width:760px;margin:0 auto 52px;text-align:center}.section-heading--light h2{color:#fff}.section-heading--light p{color:#cad6e3}.section-heading--light .section-kicker{color:var(--gold-300)}
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.feature-card{background:rgba(255,255,255,.055);border:1px solid rgba(255,255,255,.13);border-radius:18px;padding:28px;backdrop-filter:blur(4px);transition:.25s}.feature-card:hover{transform:translateY(-5px);background:rgba(255,255,255,.08);border-color:rgba(237,196,94,.48)}.feature-card>span{color:var(--gold-400);font-weight:900;letter-spacing:.12em;font-size:.75rem}.feature-card h3{color:#fff;font-size:1.24rem;margin:10px 0}.feature-card p{color:#c7d4e1;font-size:.92rem;margin:0}.center-action{text-align:center;margin-top:42px;display:flex;align-items:center;flex-direction:column;gap:10px}.center-action small{color:#b9c7d5}
.product-showcase{background:#fff}.product-showcase__grid{display:grid;grid-template-columns:.84fr 1.16fr;align-items:center;gap:72px}.showcase-image{position:relative}.showcase-image::before{content:"";position:absolute;inset:10% -3% -3% 12%;background:linear-gradient(145deg,#e7edf2,#fff);border-radius:32px;transform:rotate(-4deg)}.showcase-image img{position:relative;border-radius:22px;box-shadow:var(--shadow)}
.benefit-list{display:grid;gap:16px;margin:30px 0}.benefit-list article{display:flex;gap:14px;padding:17px 18px;border:1px solid var(--line);border-radius:15px;background:#fff}.benefit-list article>span{flex:0 0 30px;width:30px;height:30px;border-radius:50%;display:grid;place-items:center;background:var(--navy-900);color:var(--gold-300);font-weight:900}.benefit-list h3{margin:0 0 4px;color:var(--navy-900);font-size:1rem}.benefit-list p{margin:0;color:var(--muted);font-size:.9rem}
.audience{background:#edf1f4}.audience-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.audience-card{background:#fff;border-radius:18px;padding:30px;border-top:4px solid var(--navy-800);box-shadow:0 10px 35px rgba(3,16,31,.07)}.audience-card>span{display:inline-block;font-size:.72rem;text-transform:uppercase;letter-spacing:.12em;font-weight:900;color:#8c6613;margin-bottom:12px}.audience-card h3{font-size:1.25rem;line-height:1.22;color:var(--navy-950);margin:0 0 11px}.audience-card p{margin:0;color:var(--muted)}
.offer{background:linear-gradient(135deg,#efe6cf,#fff 50%,#e7edf3)}.offer__grid{display:grid;grid-template-columns:1.15fr .85fr;gap:70px;align-items:center}.offer__copy ul{list-style:none;padding:0;display:grid;gap:12px;margin-top:28px}.offer__copy li{padding-left:29px;position:relative;font-weight:720;color:#283a50}.offer__copy li::before{content:"✓";position:absolute;left:0;color:#997213;font-weight:900}.checkout-card{background:linear-gradient(155deg,var(--navy-800),var(--navy-950));color:#fff;border-radius:24px;padding:38px;box-shadow:var(--shadow);text-align:center;border:1px solid rgba(237,196,94,.42)}.checkout-card__badge{display:inline-block;border:1px solid rgba(237,196,94,.55);color:var(--gold-300);padding:8px 13px;border-radius:999px;font-size:.76rem;text-transform:uppercase;letter-spacing:.12em;font-weight:900}.checkout-card>p{color:#cad4df}.checkout-card__price{display:flex;align-items:flex-start;justify-content:center;color:var(--gold-300);margin:5px 0 12px}.checkout-card__price small{font-size:1.2rem;margin-top:20px}.checkout-card__price strong{font-size:6rem;line-height:.9;letter-spacing:-.08em}.checkout-card__price span{font-size:2rem;margin-top:40px}.checkout-card__note{font-size:.86rem}.checkout-card__micro{font-size:.72rem;color:#95a7ba;margin-top:14px}
.faq{background:#fff}.faq__grid{display:grid;grid-template-columns:.72fr 1.28fr;gap:70px}.accordion{display:grid;gap:12px}.accordion-item{border:1px solid var(--line);border-radius:14px;overflow:hidden;background:#fbfbfa}.accordion-item button{width:100%;border:0;background:none;padding:20px 22px;display:flex;align-items:center;justify-content:space-between;text-align:left;color:var(--navy-950);font-weight:820}.accordion-item button b{font-size:1.45rem;color:#a57814;transition:.25s}.accordion-content{display:grid;grid-template-rows:0fr;transition:grid-template-rows .28s ease}.accordion-content>p{overflow:hidden;margin:0;padding:0 22px;color:var(--muted)}.accordion-item.is-open .accordion-content{grid-template-rows:1fr}.accordion-item.is-open .accordion-content>p{padding-bottom:21px}.accordion-item.is-open button b{transform:rotate(45deg)}
.final-cta{padding:70px 0;background:var(--navy-950);color:#fff}.final-cta__inner{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:28px}.final-cta img{filter:drop-shadow(0 8px 18px rgba(0,0,0,.3))}.final-cta span{color:var(--gold-300);text-transform:uppercase;letter-spacing:.13em;font-size:.75rem;font-weight:900}.final-cta h2{font-size:2.1rem;margin:4px 0 5px}.final-cta p{margin:0;color:#c4d0dd}.final-cta p strong{color:var(--gold-300)}
.site-footer{background:#020c17;color:#b9c6d4;padding:52px 0 120px}.footer-grid{display:flex;justify-content:space-between;gap:35px;align-items:center}.footer-brand{display:flex;gap:14px;align-items:center}.footer-brand strong{color:#fff}.footer-brand p{margin:3px 0 0;font-size:.85rem}.footer-links{display:flex;gap:18px;align-items:center;flex-wrap:wrap}.footer-links button,.footer-links a{background:none;border:0;color:#c7d2dd;padding:0;text-decoration:underline;text-underline-offset:4px;font-size:.84rem}.disclaimer{border-top:1px solid rgba(255,255,255,.1);margin-top:30px;padding-top:24px;font-size:.74rem;color:#8090a1}.disclaimer p{margin:5px 0}
.mobile-buy-bar{display:none;position:fixed;z-index:120;bottom:0;left:0;right:0;background:rgba(3,16,31,.96);backdrop-filter:blur(12px);color:#fff;padding:10px 16px;align-items:center;justify-content:space-between;box-shadow:0 -10px 30px rgba(0,0,0,.22)}.mobile-buy-bar small,.mobile-buy-bar strong{display:block}.mobile-buy-bar small{font-size:.68rem;color:#aebdcb}.mobile-buy-bar strong{color:var(--gold-300);font-size:1.15rem}
.modal[hidden]{display:none}.modal{position:fixed;inset:0;z-index:1000;display:grid;place-items:center;padding:22px}.modal__backdrop{position:absolute;inset:0;background:rgba(0,8,17,.75);backdrop-filter:blur(4px)}.modal__panel{position:relative;z-index:1;width:min(680px,100%);max-height:80vh;overflow:auto;background:#fff;border-radius:20px;padding:35px;box-shadow:0 30px 90px rgba(0,0,0,.35)}.modal__panel h2{color:var(--navy-950);margin-top:0}.modal__panel p{color:var(--muted)}.modal__close{position:absolute;right:15px;top:13px;border:0;background:#edf1f4;color:var(--navy-900);width:38px;height:38px;border-radius:50%;font-size:1.5rem}
.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s ease,transform .7s ease}.reveal--delay{transition-delay:.12s}.reveal.is-visible{opacity:1;transform:none}

@media (max-width:980px){
  .main-nav{position:absolute;left:20px;right:20px;top:76px;background:#fff;padding:20px;border-radius:15px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch;display:none}.main-nav.is-open{display:flex}.main-nav>a{text-align:center}.menu-toggle{display:block}.hero{min-height:auto}.hero__grid,.section-grid,.product-showcase__grid,.offer__grid,.faq__grid{grid-template-columns:1fr}.hero__grid{padding-top:55px;gap:15px}.hero__copy{text-align:center;margin:auto}.hero__checks{max-width:540px;margin-inline:auto;text-align:left}.hero__actions,.secure-note{justify-content:center}.hero__visual{min-height:520px}.book-cover{width:min(92%,470px)}.price-card{left:8%}.trust-grid{grid-template-columns:repeat(2,1fr)}.trust-grid article:nth-child(2){border-right:0}.trust-grid article:nth-child(-n+2){border-bottom:1px solid var(--line)}.feature-grid{grid-template-columns:repeat(2,1fr)}.showcase-image{max-width:600px;margin:auto}.faq__intro{text-align:center}.final-cta__inner{grid-template-columns:auto 1fr}.final-cta .btn{grid-column:1/-1;width:100%}
}
@media (max-width:680px){
  .container{width:min(calc(100% - 28px),var(--container))}.topbar__inner{padding:7px 0;gap:7px}.topbar__inner span:nth-of-type(2),.topbar__inner .dot:nth-of-type(2){display:none}.site-header .brand span{display:none}.hero__grid{padding-block:42px 55px}.hero h1{font-size:clamp(2.55rem,14vw,4rem)}.hero__lead{font-size:1rem}.hero__actions{flex-direction:column;align-items:stretch}.hero__actions .btn{width:100%}.hero__visual{min-height:470px}.price-card{left:0;bottom:14px}.trust-grid,.feature-grid,.audience-grid{grid-template-columns:1fr}.trust-grid article{border-right:0;border-bottom:1px solid var(--line)}.section{padding:72px 0}.section-copy h2,.section-heading h2,.showcase-copy h2,.offer h2,.faq h2{font-size:2.15rem}.institution-card{padding:30px}.feature-card{padding:24px}.final-cta__inner{grid-template-columns:1fr;text-align:center}.final-cta img{margin:auto}.footer-grid{flex-direction:column;align-items:flex-start}.mobile-buy-bar{display:flex}.site-footer{padding-bottom:105px}.checkout-card{padding:29px 22px}.checkout-card__price strong{font-size:5rem}.modal__panel{padding:31px 24px}.product-showcase__grid{gap:45px}
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.reveal{opacity:1;transform:none;transition:none}.btn,.feature-card,.accordion-content{transition:none}}
/* =========================================================
   CORREÇÃO DE RESPONSIVIDADE PARA CELULAR
   Cole este bloco no final do styles.css
   ========================================================= */

html,
body {
  width: 100%;
  max-width: 100%;
  overflow-x: hidden;
}

img,
svg,
video,
iframe {
  display: block;
  max-width: 100%;
  height: auto;
}

main,
section,
header,
footer,
.container,
.hero__grid,
.section-grid,
.product-showcase__grid,
.offer__grid,
.faq__grid {
  min-width: 0;
}

h1,
h2,
h3,
p,
span,
strong,
small,
a,
button {
  overflow-wrap: anywhere;
}

@media (max-width: 768px) {
  html {
    scroll-padding-top: 72px;
  }

  .container {
    width: 100%;
    max-width: none;
    padding-inline: 16px;
  }

  /* Cabeçalho */

  .topbar {
    font-size: 0.72rem;
  }

  .topbar__inner {
    min-height: 32px;
    padding-block: 6px;
    gap: 6px;
    text-align: center;
    line-height: 1.25;
  }

  .nav-wrap {
    min-height: 64px;
    gap: 10px;
  }

  .brand {
    min-width: 0;
  }

  .brand img {
    width: 42px;
    height: 42px;
    flex: 0 0 42px;
  }

  .brand span {
    display: flex !important;
    min-width: 0;
  }

  .brand strong {
    font-size: 0.68rem;
  }

  .brand small {
    font-size: 0.59rem;
  }

  .menu-toggle {
    display: block;
    flex-shrink: 0;
    border-radius: 9px;
    background: rgba(11, 43, 80, 0.06);
  }

  .main-nav {
    position: absolute;
    top: calc(100% + 1px);
    left: 12px;
    right: 12px;
    width: auto;
    max-height: calc(100dvh - 92px);
    overflow-y: auto;
    flex-direction: column;
    align-items: stretch;
    padding: 14px;
    gap: 6px;
    border: 1px solid var(--line);
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.99);
  }

  .main-nav.is-open {
    display: flex;
  }

  .main-nav > a,
  .main-nav > .btn {
    width: 100%;
    min-height: 46px;
    padding: 12px 14px;
    text-align: center;
    border-radius: 10px;
  }

  .main-nav > a::after {
    display: none;
  }

  /* Primeira seção */

  .hero {
    min-height: auto;
  }

  .hero__grid {
    display: flex;
    flex-direction: column;
    gap: 24px;
    padding-block: 36px 40px;
  }

  .hero__copy {
    width: 100%;
    max-width: 100%;
    text-align: center;
  }

  .eyebrow,
  .section-kicker {
    max-width: 100%;
    white-space: normal;
    line-height: 1.35;
    text-align: center;
  }

  .eyebrow {
    justify-content: center;
    padding: 7px 10px;
    font-size: 0.68rem;
    letter-spacing: 0.09em;
  }

  .hero h1 {
    max-width: 100%;
    margin: 18px 0;
    font-size: clamp(2.25rem, 11vw, 3.35rem);
    line-height: 1.02;
    letter-spacing: -0.045em;
  }

  .hero__lead {
    max-width: 100%;
    margin-bottom: 22px;
    font-size: 1rem;
  }

  .hero__checks {
    width: 100%;
    max-width: 520px;
    margin-inline: auto;
    margin-bottom: 24px;
    text-align: left;
  }

  .hero__checks li {
    padding-left: 29px;
    font-size: 0.94rem;
  }

  .hero__actions {
    width: 100%;
    flex-direction: column;
    align-items: stretch;
    gap: 13px;
  }

  .hero__actions .btn,
  .hero__actions .text-link {
    width: 100%;
    text-align: center;
  }

  .secure-note {
    justify-content: center;
    align-items: flex-start;
    text-align: left;
  }

  /* Imagem da apostila */

  .hero__visual {
    width: 100%;
    min-height: auto;
    padding-top: 12px;
    flex-direction: column;
  }

  .book-cover {
    width: min(86vw, 360px);
    max-width: 100%;
    transform: none;
  }

  .product-halo {
    width: min(105vw, 430px);
    height: min(105vw, 430px);
  }

  .price-card {
    position: relative;
    left: auto;
    right: auto;
    bottom: auto;
    width: min(280px, 90%);
    min-width: 0;
    margin-top: -24px;
    align-items: center;
    padding: 13px 16px;
    text-align: center;
  }

  .price-card__link {
    text-align: center;
  }

  /* Grades e seções */

  .trust-grid,
  .feature-grid,
  .audience-grid,
  .section-grid,
  .product-showcase__grid,
  .offer__grid,
  .faq__grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .trust-grid article,
  .trust-grid article:nth-child(2),
  .trust-grid article:last-child {
    padding: 18px 16px;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .trust-grid article:last-child {
    border-bottom: 0;
  }

  .section {
    padding: 64px 0;
  }

  .section-grid,
  .product-showcase__grid,
  .offer__grid,
  .faq__grid {
    gap: 38px;
  }

  .section-copy h2,
  .section-heading h2,
  .showcase-copy h2,
  .offer h2,
  .faq h2 {
    max-width: 100%;
    font-size: clamp(1.85rem, 8vw, 2.4rem);
    line-height: 1.1;
    letter-spacing: -0.03em;
  }

  .section-copy p,
  .section-heading p,
  .showcase-copy > p,
  .offer__copy > p,
  .faq__intro > p {
    font-size: 1rem;
  }

  .institution-card,
  .feature-card,
  .audience-card,
  .checkout-card {
    width: 100%;
    max-width: 100%;
  }

  .institution-card {
    padding: 28px 22px;
  }

  .feature-grid {
    gap: 14px;
  }

  .feature-card {
    padding: 22px 20px;
  }

  .center-action .btn {
    width: 100%;
  }

  .showcase-image {
    width: 100%;
    max-width: 520px;
    margin-inline: auto;
    overflow: hidden;
    border-radius: 22px;
  }

  .showcase-image img {
    width: 100%;
    height: auto;
  }

  .benefit-list article {
    min-width: 0;
    padding: 15px;
  }

  /* Oferta */

  .checkout-card {
    padding: 28px 20px;
  }

  .checkout-card__price {
    width: 100%;
    justify-content: center;
    align-items: baseline;
    gap: 2px;
    margin: 10px 0 16px;
  }

  .checkout-card__price strong {
    font-size: clamp(4rem, 23vw, 5.6rem);
    letter-spacing: -0.06em;
  }

  .checkout-card__price span {
    font-size: clamp(1.6rem, 9vw, 2.1rem);
  }

  .checkout-card .btn {
    width: 100%;
  }

  /* FAQ */

  .accordion-item button {
    gap: 12px;
    padding: 17px 16px;
  }

  .accordion-item button span {
    min-width: 0;
  }

  .accordion-content > p {
    padding-inline: 16px;
  }

  /* Chamada final */

  .final-cta {
    padding: 54px 0;
  }

  .final-cta__inner {
    grid-template-columns: minmax(0, 1fr);
    gap: 20px;
    text-align: center;
  }

  .final-cta img {
    width: 72px;
    margin-inline: auto;
  }

  .final-cta h2 {
    font-size: 1.8rem;
    line-height: 1.15;
  }

  .final-cta .btn {
    width: 100%;
  }

  /* Rodapé */

  .footer-grid {
    flex-direction: column;
    align-items: stretch;
    gap: 24px;
  }

  .footer-links {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }

  .footer-links a {
    max-width: 100%;
    word-break: break-word;
  }

  .site-footer {
    padding-bottom: calc(102px + env(safe-area-inset-bottom));
  }

  /* Barra de compra fixa */

  .mobile-buy-bar {
    display: flex;
    gap: 12px;
    padding: 9px 12px calc(9px + env(safe-area-inset-bottom));
  }

  .mobile-buy-bar > div {
    min-width: 0;
  }

  .mobile-buy-bar .btn {
    flex: 0 0 auto;
    min-width: 122px;
    padding: 11px 15px;
  }

  /* Janelas de termos e privacidade */

  .modal {
    padding: 12px;
  }

  .modal__panel {
    width: 100%;
    max-height: calc(100dvh - 24px);
    padding: 30px 20px 24px;
    border-radius: 16px;
  }
}

@media (max-width: 390px) {
  .container {
    padding-inline: 13px;
  }

  .brand span {
    display: none !important;
  }

  .hero h1 {
    font-size: clamp(2.05rem, 11vw, 2.75rem);
  }

  .btn--lg {
    padding: 15px 14px;
    font-size: 0.94rem;
  }

  .checkout-card__price strong {
    font-size: 4rem;
  }

  .mobile-buy-bar .btn {
    min-width: 108px;
    font-size: 0.84rem;
  }
}