/* ============================================================
   PILGRIM TONES — Design system extraído do ebook
   Cores, tipografia e espaçamentos são os mesmos do PDF.
   ============================================================ */

:root{
  /* Cores do ebook */
  --bg:            #040404;   /* fundo das páginas */
  --bg-alt:        #0a0a0b;
  --surface:       #111112;   /* caixas/cards */
  --surface-2:     #19191a;
  --line:          #2a2a2e;   /* hairlines */
  --line-strong:   #3d3d42;
  --text:          #f1eee7;   /* títulos — branco quente */
  --text-2:        #c8c4bc;   /* corpo de texto */
  --muted:         #8a8a8a;   /* legendas */
  --blue:          #2160c0;   /* azul da logo */
  --blue-bright:   #1d7dff;   /* azul dos diagramas */

  /* Tipografia do ebook */
  --font-display: "Poppins", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-body:    "Roboto", system-ui, -apple-system, "Segoe UI", sans-serif;

  --shell: 1180px;
  --radius: 4px;
}

*,*::before,*::after{ box-sizing:border-box; }

html{ scroll-behavior:smooth; }

body{
  margin:0;
  background:var(--bg);
  color:var(--text-2);
  font-family:var(--font-body);
  font-weight:300;
  font-size:16px;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}

img{ max-width:100%; display:block; }
a{ color:inherit; }

h1,h2,h3{
  font-family:var(--font-display);
  font-weight:700;
  color:var(--text);
  line-height:1.12;
  letter-spacing:-.015em;
  margin:0 0 .6em;
}
h2{ font-size:clamp(1.85rem, 3.6vw, 2.9rem); }
h3{ font-size:1.12rem; font-weight:600; letter-spacing:-.005em; }
p{ margin:0 0 1.1em; }

.shell{ width:100%; max-width:var(--shell); margin-inline:auto; padding-inline:24px; }
.shell-narrow{ max-width:820px; }

/* Micro-label "CAP. 01" do ebook */
.eyebrow{
  font-family:var(--font-body);
  font-size:.72rem;
  font-weight:400;
  letter-spacing:.22em;
  text-transform:uppercase;
  color:var(--muted);
  margin:0 0 1.2em;
}
.eyebrow.mt{ margin-top:2.4em; }

.rule{
  height:1px;
  background:linear-gradient(90deg, var(--line-strong), transparent);
  margin:1.8rem 0;
}

.lead{
  font-size:clamp(1rem, 1.5vw, 1.12rem);
  color:var(--text-2);
  max-width:64ch;
}

/* ───────────────────────────── BOTÕES ───────────────────────────── */
.btn{
  --btn-bg:var(--blue);
  display:inline-flex; align-items:center; justify-content:center; gap:.6em;
  font-family:var(--font-display); font-weight:600; font-size:.95rem;
  letter-spacing:.01em;
  color:#fff; text-decoration:none;
  background:var(--btn-bg);
  border:1px solid transparent;
  border-radius:var(--radius);
  padding:.85em 1.6em;
  cursor:pointer;
  transition:transform .18s ease, background .18s ease, box-shadow .18s ease;
  box-shadow:0 10px 30px -12px rgba(33,96,192,.9);
}
.btn:hover{ background:var(--blue-bright); transform:translateY(-1px); }
.btn:active{ transform:translateY(0); }
.btn:focus-visible{ outline:2px solid var(--blue-bright); outline-offset:3px; }
.btn-sm{ padding:.6em 1.1em; font-size:.85rem; box-shadow:none; }
.btn-lg{ padding:1.05em 2.2em; font-size:1.02rem; }
.btn-block{ display:flex; width:100%; }

/* ───────────────────────────── HEADER ───────────────────────────── */
.site-header{
  position:sticky; top:0; z-index:50;
  background:rgba(4,4,4,.72);
  backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;
  transition:border-color .3s ease, background .3s ease;
}
.site-header.is-scrolled{ border-bottom-color:var(--line); background:rgba(4,4,4,.92); }
.header-inner{ display:flex; align-items:center; gap:24px; min-height:68px; }
.brand{ flex:none; }
.brand img{ height:26px; width:auto; }

.nav{ display:flex; gap:26px; margin-left:auto; }
.nav a{
  font-size:.86rem; color:var(--text-2); text-decoration:none;
  letter-spacing:.02em; transition:color .2s ease;
}
.nav a:hover{ color:var(--text); }

.header-actions{ display:flex; align-items:center; gap:14px; margin-left:auto; }
.nav + .header-actions{ margin-left:0; }

/* Seletor de idioma */
.lang{
  display:inline-flex;
  border:1px solid var(--line);
  border-radius:var(--radius);
  overflow:hidden;
}
.lang button{
  appearance:none; border:0; background:transparent;
  color:var(--muted);
  font-family:var(--font-display); font-weight:500; font-size:.75rem;
  letter-spacing:.08em;
  padding:.5em .75em; cursor:pointer;
  transition:color .2s ease, background .2s ease;
}
.lang button + button{ border-left:1px solid var(--line); }
.lang button:hover{ color:var(--text); }
.lang button[aria-pressed="true"]{ background:var(--blue); color:#fff; }

/* ───────────────────────────── HERO ───────────────────────────── */
.hero{ position:relative; isolation:isolate; display:flex; align-items:center;
  min-height:min(92vh, 840px); padding:96px 0 84px; overflow:hidden; }
.hero-media{ position:absolute; inset:0; z-index:-2; }
.hero-media img{ width:100%; height:100%; object-fit:cover; object-position:center 35%; }
.hero::after{
  content:""; position:absolute; inset:0; z-index:-1;
  background:
    linear-gradient(to right, rgba(4,4,4,.94) 0%, rgba(4,4,4,.78) 45%, rgba(4,4,4,.45) 100%),
    linear-gradient(to bottom, rgba(4,4,4,.85) 0%, rgba(4,4,4,.25) 35%, rgba(4,4,4,.98) 100%);
}
.hero-inner{ max-width:var(--shell); }
.hero-title{
  font-size:clamp(2.9rem, 8.2vw, 6.2rem);
  line-height:1.02;
  letter-spacing:-.03em;
  max-width:16ch;
  margin-bottom:0;
  text-shadow:0 12px 40px rgba(0,0,0,.6);
}
.hero .rule{ max-width:720px; }
.hero-lead{ max-width:60ch; font-size:clamp(1rem, 1.6vw, 1.15rem); color:var(--text-2); }
.hero-cta{ display:flex; align-items:center; gap:22px; flex-wrap:wrap; margin-top:2.2rem; }
.hero-meta{ margin:0; font-size:.82rem; color:var(--muted); letter-spacing:.04em; }
.hero-author{ margin-top:2.6rem; font-size:.82rem; color:var(--muted); letter-spacing:.04em; }

/* ───────────────────────────── SEÇÕES ───────────────────────────── */
.section{ padding:clamp(72px, 9vw, 130px) 0; position:relative; }
.section-alt{ background:var(--bg-alt); border-block:1px solid var(--line); }

.quote{
  margin:0 0 3rem;
  padding-left:22px;
  border-left:2px solid var(--line-strong);
  font-style:italic;
  font-size:clamp(1.02rem, 1.7vw, 1.2rem);
  color:var(--text-2);
  max-width:72ch;
}

.grid{ display:grid; gap:20px; }
.grid-2{ grid-template-columns:repeat(2, minmax(0,1fr)); }
.grid-3{ grid-template-columns:repeat(3, minmax(0,1fr)); }

.card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:28px;
  transition:border-color .25s ease, transform .25s ease, background .25s ease;
}
.card:hover{ border-color:var(--line-strong); transform:translateY(-2px); }
.card h3{ margin-bottom:.5em; }
.card p{ margin:0; font-size:.94rem; color:var(--text-2); }
.card-n{
  font-family:var(--font-display); font-weight:700; font-size:.78rem;
  letter-spacing:.14em; color:var(--blue-bright);
  display:block; margin-bottom:1.1em;
}

/* Cadeia de sinal */
.chain{
  list-style:none; margin:2.6rem 0 0; padding:0;
  display:grid; gap:12px;
  grid-template-columns:repeat(6, minmax(0,1fr));
}
.chain li{
  position:relative;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:20px 16px;
}
.chain li::after{
  content:"→";
  position:absolute; right:-13px; top:50%; transform:translateY(-50%);
  color:var(--line-strong); font-size:1rem; z-index:2;
}
.chain li:last-child::after{ content:none; }
.chain strong{
  display:block;
  font-family:var(--font-display); font-weight:600; font-size:.95rem;
  color:var(--text); margin-bottom:.3em;
}
.chain span{ font-size:.78rem; color:var(--muted); line-height:1.45; }
.chain li:first-child{ border-color:var(--blue); }
.chain li:first-child strong{ color:var(--blue-bright); }

/* Prévia das páginas */
.pages{
  display:flex; gap:20px;
  margin-top:3rem; padding:4px 24px 28px;
  overflow-x:auto;
  scroll-snap-type:x mandatory;
  scrollbar-width:thin;
  scrollbar-color:var(--line-strong) transparent;
}
.pages figure{
  flex:0 0 auto; margin:0; width:min(300px, 72vw);
  scroll-snap-align:center;
  border:1px solid var(--line);
  border-radius:var(--radius);
  overflow:hidden;
  box-shadow:0 30px 60px -30px rgba(0,0,0,.9);
  transition:border-color .25s ease, transform .25s ease;
}
.pages figure:hover{ border-color:var(--line-strong); transform:translateY(-3px); }
.pages::-webkit-scrollbar{ height:6px; }
.pages::-webkit-scrollbar-thumb{ background:var(--line-strong); border-radius:99px; }

/* Pra quem é */
.who-grid{ margin-top:2.4rem; align-items:start; }
.panel{
  background:var(--surface);
  border:1px solid var(--line);
  border-left:2px solid var(--line-strong);
  border-radius:var(--radius);
  padding:30px;
}
.panel-yes{ border-left-color:var(--blue); }
.panel ul{ margin:0; padding:0; list-style:none; }
.panel li{
  position:relative; padding-left:26px; margin-bottom:1em;
  font-size:.94rem; color:var(--text-2);
}
.panel li:last-child{ margin-bottom:0; }
.panel li::before{
  position:absolute; left:0; top:-.05em;
  font-family:var(--font-display); font-weight:600;
}
.panel-yes li::before{ content:"✓"; color:var(--blue-bright); }
.panel-no li::before{ content:"×"; color:var(--muted); font-size:1.1em; }

/* Autor */
.author{ position:relative; isolation:isolate; overflow:hidden; }
.author-media{ position:absolute; inset:0; z-index:-2; }
.author-media img{ width:100%; height:100%; object-fit:cover; object-position:75% center; }
.author::after{
  content:""; position:absolute; inset:0; z-index:-1;
  background:linear-gradient(to right, rgba(4,4,4,.97) 0%, rgba(4,4,4,.9) 48%, rgba(4,4,4,.35) 100%);
}
.author-inner{ display:block; }
.author-col{ max-width:620px; }
.author-name{ font-size:clamp(1.9rem,3.4vw,2.6rem); margin-bottom:.15em; }
.author-role{ font-style:italic; color:var(--muted); font-size:.92rem; margin:0; }

/* Oferta */
.offer-grid{
  display:grid; gap:56px;
  grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);
  align-items:start;
}
.checklist{ list-style:none; margin:2rem 0 0; padding:0; }
.checklist li{
  position:relative; padding-left:28px; margin-bottom:.9em;
  font-size:.96rem; color:var(--text-2);
}
.checklist li::before{
  content:"✓"; position:absolute; left:0; top:-.05em;
  color:var(--blue-bright); font-family:var(--font-display); font-weight:600;
}
.card-buy{
  background:var(--surface);
  border:1px solid var(--line-strong);
  border-radius:var(--radius);
  overflow:hidden;
  position:sticky; top:96px;
  box-shadow:0 40px 90px -40px rgba(0,0,0,1);
}
.card-buy-cover{ width:100%; aspect-ratio:3/4; object-fit:cover; object-position:center top; border-bottom:1px solid var(--line); }
.card-buy-body{ padding:30px; }
.price-label{
  font-size:.7rem; letter-spacing:.22em; text-transform:uppercase;
  color:var(--muted); margin:0 0 .3em;
}
.price{
  font-family:var(--font-display); font-weight:700;
  font-size:2.4rem; color:var(--text); line-height:1; margin:0 0 1.2rem;
}
.card-buy.no-price .price,
.card-buy.no-price .price-label{ display:none; }
.note{ font-size:.78rem; color:var(--muted); text-align:center; margin:1em 0 0; }
.guarantee{ padding-top:1em; border-top:1px solid var(--line); }

/* FAQ */
.faq{ margin-top:2.4rem; border-top:1px solid var(--line); }
.faq details{ border-bottom:1px solid var(--line); }
.faq summary{
  list-style:none; cursor:pointer;
  display:flex; align-items:center; justify-content:space-between; gap:20px;
  padding:22px 0;
  font-family:var(--font-display); font-weight:600; font-size:1rem;
  color:var(--text);
}
.faq summary::-webkit-details-marker{ display:none; }
.faq summary::after{
  content:"+"; flex:none;
  font-weight:300; font-size:1.5rem; color:var(--blue-bright);
  transition:transform .25s ease;
}
.faq details[open] summary::after{ transform:rotate(45deg); }
.faq p{ margin:0 0 22px; font-size:.95rem; color:var(--text-2); max-width:70ch; }

/* CTA final */
.final-cta{ position:relative; isolation:isolate; overflow:hidden;
  padding:clamp(84px,10vw,140px) 0; text-align:center; }
.final-media{ position:absolute; inset:0; z-index:-2; }
.final-media img{ width:100%; height:100%; object-fit:cover; }
.final-cta::after{
  content:""; position:absolute; inset:0; z-index:-1;
  background:linear-gradient(to bottom, rgba(4,4,4,.96), rgba(4,4,4,.82) 50%, rgba(4,4,4,.97));
}
.final-inner h2{ max-width:18ch; margin-inline:auto; margin-bottom:1.4rem; }

/* Footer */
.site-footer{ border-top:1px solid var(--line); padding:64px 0 48px; background:var(--bg); }
.footer-inner{ display:flex; flex-direction:column; align-items:center; text-align:center; gap:14px; }
.footer-logo{ height:34px; width:auto; opacity:.9; }
.footer-tagline{ margin:0; font-size:.82rem; letter-spacing:.1em; color:var(--muted); text-transform:uppercase; }
.footer-social{ display:flex; gap:18px; }
.footer-social a{ font-size:.84rem; color:var(--text-2); text-decoration:none; border-bottom:1px solid var(--line-strong); padding-bottom:2px; }
.footer-social a:hover{ color:var(--text); }
.footer-rights{ margin:8px 0 0; font-size:.75rem; color:var(--muted); }

/* Animação de entrada */
.reveal{ opacity:0; transform:translateY(18px); transition:opacity .7s ease, transform .7s ease; }
.reveal.is-visible{ opacity:1; transform:none; }

/* ───────────────────────────── RESPONSIVO ───────────────────────────── */
@media (max-width:960px){
  .nav{ display:none; }
  .grid-3{ grid-template-columns:repeat(2, minmax(0,1fr)); }
  .chain{ grid-template-columns:repeat(3, minmax(0,1fr)); }
  .chain li:nth-child(3)::after{ content:none; }
  .offer-grid{ grid-template-columns:1fr; gap:40px; }
  .card-buy{ position:static; max-width:460px; }
  .author::after{ background:linear-gradient(to bottom, rgba(4,4,4,.9), rgba(4,4,4,.96)); }
}

@media (max-width:640px){
  body{ font-size:15px; }
  .header-inner{ min-height:60px; gap:12px; }
  .brand img{ height:22px; }
  .btn-sm{ display:none; }
  .grid-2,.grid-3{ grid-template-columns:1fr; }
  .chain{ grid-template-columns:1fr; }
  .chain li::after{
    content:"↓"; right:auto; left:50%; top:auto; bottom:-14px;
    transform:translateX(-50%);
  }
  .chain li:nth-child(3)::after{ content:"↓"; }
  .chain li:last-child::after{ content:none; }
  .hero{ min-height:auto; padding:72px 0 64px; }
  .hero-cta{ gap:16px; }
  .btn-lg{ width:100%; }
  .card,.panel,.card-buy-body{ padding:22px; }
  .pages{ padding-inline:16px; }
}

@media (prefers-reduced-motion:reduce){
  html{ scroll-behavior:auto; }
  .reveal{ opacity:1; transform:none; transition:none; }
  .btn,.card,.pages figure{ transition:none; }
}