/* ---------- Tokens ---------- */
:root{
  --navy-950: #0B1B30;
  --navy-900: #12263F;
  --navy-800: #1B3554;
  --brass: #B8863A;
  --brass-light: #D9AE6C;
  --paper: #FBFAF7;
  --paper-alt: #F3F0E8;
  --ink: #16202B;
  --ink-soft: #4C5866;
  --line: #E3E0D6;
  --line-dark: rgba(255,255,255,0.14);
  --white: #FFFFFF;

  --font-display: "Fraunces", Georgia, serif;
  --font-body: "Inter", -apple-system, Segoe UI, sans-serif;

  --radius: 4px;
  --max-width: 1160px;
}

*{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }

body{
  margin:0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

h1,h2,h3{
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.12;
  margin: 0 0 0.5em;
  color: var(--ink);
  letter-spacing: -0.01em;
}

h1{ font-size: clamp(2.1rem, 4vw, 3.4rem); font-weight: 500; }
h2{ font-size: clamp(1.7rem, 3vw, 2.5rem); max-width: 20ch; }
h3{ font-size: 1.15rem; }

p{ margin: 0 0 1em; color: var(--ink-soft); }

a{ color: inherit; }

.wrap{
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.skip-link{
  position:absolute; left:-9999px; top:0;
  background:var(--brass); color:var(--navy-950); padding:10px 16px; z-index:200;
}
.skip-link:focus{ left: 12px; top: 12px; }

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding: 13px 26px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: var(--radius);
  text-decoration: none;
  border: 1px solid transparent;
  cursor:pointer;
  transition: background-color .15s ease, border-color .15s ease, color .15s ease;
}
.btn-primary{ background: var(--brass); color: var(--navy-950); }
.btn-primary:hover{ background: var(--brass-light); }
.btn-ghost{ background: transparent; color: var(--white); border-color: var(--line-dark); padding: 10px 20px; font-size: .9rem; }
.btn-ghost:hover{ border-color: var(--brass-light); color: var(--brass-light); }
.btn-outline-light{ background: transparent; color: var(--white); border-color: rgba(255,255,255,0.4); }
.btn-outline-light:hover{ border-color: var(--white); }
.btn-block{ width:100%; }

.text-link{
  display:inline-block; margin-top: 8px;
  font-weight: 600; color: var(--navy-900);
  text-decoration: none;
  border-bottom: 1px solid var(--brass);
  padding-bottom: 2px;
}

/* ---------- Header ---------- */
.site-header{
  position: sticky; top:0; z-index: 100;
  background: var(--navy-950);
  border-bottom: 1px solid var(--line-dark);
}
.header-inner{
  display:flex; align-items:center; justify-content:space-between;
  height: 76px;
}
.logo{
  display:flex; align-items:center; gap:12px;
  text-decoration:none; color: var(--white);
}
.logo-mark{
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.4rem;
  color: var(--navy-950);
  background: var(--brass);
  width: 44px; height:44px;
  display:flex; align-items:center; justify-content:center;
  border-radius: var(--radius);
  flex-shrink:0;
}
.logo-text{
  font-size: .78rem;
  line-height: 1.25;
  font-weight: 600;
  letter-spacing: 0.01em;
}

.main-nav{ display:flex; gap: 30px; }
.main-nav a{
  color: rgba(255,255,255,0.82);
  text-decoration:none;
  font-size: .92rem;
  font-weight: 500;
}
.main-nav a:hover{ color: var(--brass-light); }

.header-actions{ display:flex; align-items:center; gap: 16px; }

.nav-toggle{
  display:none; flex-direction:column; justify-content:center; gap:5px;
  width:38px; height:38px; background:none; border:none; cursor:pointer;
}
.nav-toggle span{ display:block; height:2px; width:22px; background:var(--white); }

/* ---------- Hero ---------- */
.hero{
  background: var(--navy-950);
  color: var(--white);
  padding: 76px 0 88px;
}
.hero-inner{
  display:grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items:center;
}
.eyebrow{
  font-size: .85rem;
  font-weight: 600;
  color: var(--navy-800);
  margin-bottom: 14px;
}
.eyebrow-light{ color: var(--brass-light); }

.hero h1{ color: var(--white); margin-bottom: .45em; }
.hero-lead{
  color: rgba(255,255,255,0.78);
  font-size: 1.08rem;
  max-width: 46ch;
}
.hero-actions{ display:flex; gap:16px; flex-wrap:wrap; margin: 24px 0 14px; }
.hero-note{ font-size: .85rem; color: rgba(255,255,255,0.55); margin:0; }

.hero-visual{ display:flex; justify-content:center; }
.hero-svg{ width: 100%; max-width: 340px; height:auto; }
.doc-bg{ fill: var(--navy-800); stroke: var(--line-dark); }
.doc-line{ fill: var(--brass); }
.doc-line-soft{ fill: rgba(255,255,255,0.18); }
.doc-divider{ stroke: rgba(255,255,255,0.2); }
.doc-label{ fill: rgba(255,255,255,0.5); font-size: 11px; font-family: var(--font-body); letter-spacing: .06em; }
.doc-value{ fill: rgba(255,255,255,0.35); font-size: 15px; font-family: var(--font-display); }
.doc-value-sm{ fill: var(--white); font-size: 13px; font-family: var(--font-body); font-weight:600; }
.coin-back{ fill: var(--navy-900); stroke: var(--line-dark); }
.coin-front{ fill: var(--brass); }
.coin-symbol{ fill: var(--navy-950); font-family: var(--font-display); font-size: 22px; font-weight:600; }

/* ---------- Sections ---------- */
.section{ padding: 88px 0; }
.section-light{ background: var(--paper); }
.section-dark{ background: var(--navy-900); color:var(--white); }
.section-navy{ background: var(--navy-950); color: var(--white); }
.section-lead{ max-width: 62ch; font-size: 1.04rem; }
.h-light{ color: var(--white); }
.lead-light{ color: rgba(255,255,255,0.78); max-width: 52ch; }

/* Compare table */
.compare-table{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin: 40px 0 8px;
}
.compare-col{
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 26px 28px;
}
.compare-col-highlight{
  border-color: var(--brass);
  background: #FFFCF6;
}
.compare-head{
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 18px;
}
.compare-col [role="row"]{
  display:flex; justify-content:space-between; gap: 16px;
  padding: 12px 0;
  border-top: 1px solid var(--line);
  font-size: .92rem;
}
.compare-col [role="row"]:first-of-type{ border-top:none; }
.compare-label{ color: var(--ink-soft); flex-shrink:0; }
.compare-col [role="cell"]{ text-align:right; font-weight: 500; }

/* Scenario cards */
.scenario-grid{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 40px;
}
.scenario-card{
  background: var(--navy-800);
  border: 1px solid var(--line-dark);
  border-radius: var(--radius);
  padding: 26px 24px;
}
.scenario-tag{
  display:inline-block;
  font-size: .74rem;
  font-weight: 700;
  letter-spacing: .04em;
  color: var(--navy-950);
  background: var(--brass-light);
  padding: 4px 10px;
  border-radius: 3px;
  margin-bottom: 14px;
}
.scenario-card h3{ color: var(--white); margin-bottom: .35em; }
.scenario-card p{ color: rgba(255,255,255,0.72); font-size: .92rem; }
.scenario-card a{
  display:inline-block; margin-top: 6px;
  font-size: .88rem; font-weight:600;
  color: var(--brass-light); text-decoration:none;
}
.scenario-card a:hover{ text-decoration:underline; }

/* Steps */
.steps-list{
  list-style:none; margin: 44px 0 0; padding:0;
  display:flex; flex-direction:column;
}
.steps-list li{
  display:flex; gap: 26px;
  padding: 22px 0;
  border-top: 1px solid var(--line);
}
.steps-list li:last-child{ border-bottom: 1px solid var(--line); }
.step-num{
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 500;
  color: var(--brass);
  flex-shrink:0;
  width: 52px;
}
.steps-list h3{ margin-bottom: .3em; }
.steps-list p{ margin:0; max-width: 56ch; }

/* Diferenciais */
.diff-grid{
  display:grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
  margin-top: 40px;
}
.diff-card{
  padding: 26px 0;
  border-top: 2px solid var(--brass);
}
.diff-card h3{ margin-bottom: .3em; }
.diff-card p{ margin:0; font-size: .95rem; }

/* Seguranca */
.seguranca-inner{
  display:grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 56px;
  align-items:start;
}
.seguranca-card{
  background: var(--navy-800);
  border: 1px solid var(--line-dark);
  border-radius: var(--radius);
  padding: 30px 28px;
}
.seguranca-card h3{ color: var(--white); margin-bottom: .8em; }
.seguranca-card ul{ margin:0; padding-left: 20px; color: rgba(255,255,255,0.8); }
.seguranca-card li{ margin-bottom: 10px; font-size: .95rem; }

/* Sobre */
.sobre-inner{
  display:grid;
  grid-template-columns: 1.3fr 0.7fr;
  gap: 56px;
  align-items:start;
}
.sobre-facts{
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 8px 28px;
}
.sobre-facts div{
  display:flex; flex-direction:column;
  padding: 16px 0;
  border-top: 1px solid var(--line);
}
.sobre-facts div:first-child{ border-top:none; }
.fact-label{ font-size: .78rem; color: var(--ink-soft); margin-bottom: 4px; }
.sobre-facts span:not(.fact-label){ font-weight: 600; }

/* Contato */
.section-cta{ background: var(--navy-950); color: var(--white); }
.contato-inner{
  display:grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 56px;
}
.contact-direct{ margin-top: 26px; display:flex; flex-direction:column; gap:14px; }
.contact-line{
  text-decoration:none; color: var(--white);
  border-bottom: 1px solid var(--line-dark);
  padding-bottom: 12px;
  font-size: 1.02rem;
}
.contact-line strong{ display:block; font-size: .78rem; font-weight:600; color: var(--brass-light); margin-bottom: 3px; }

.contato-form{
  background: var(--white);
  color: var(--ink);
  padding: 32px;
  border-radius: var(--radius);
  display:flex; flex-direction:column;
}
.contato-form label{ font-size: .85rem; font-weight:600; margin: 14px 0 6px; }
.contato-form label:first-child{ margin-top:0; }
.contato-form input,
.contato-form select,
.contato-form textarea{
  font-family: var(--font-body);
  font-size: .95rem;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
  color: var(--ink);
}
.contato-form button{ margin-top: 22px; }
.form-note{ font-size: .78rem; color: var(--ink-soft); margin: 10px 0 0; }
.form-status-ok{ color: #2E7D4F; font-weight: 600; }
.form-status-error{ color: #B3452C; font-weight: 600; }

/* Honeypot: invisível para pessoas, visível para robôs de spam */
.hp-field{
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

/* ---------- Footer ---------- */
.site-footer{ background: var(--navy-950); color: rgba(255,255,255,0.75); padding-top: 56px; }
.footer-inner{
  display:grid;
  grid-template-columns: 1.3fr 0.85fr 0.85fr 0.85fr;
  gap: 32px;
  padding-bottom: 40px;
  border-bottom: 1px solid var(--line-dark);
}
.footer-brand{ display:flex; gap:16px; }
.logo-mark-footer{ width:38px; height:38px; font-size:1.15rem; flex-shrink:0; }
.footer-brand p{ font-size: .85rem; color: rgba(255,255,255,0.6); margin:0; }
.footer-col h4{ font-size: .8rem; text-transform: none; color: var(--white); margin: 0 0 14px; font-weight:600; }
.footer-col{ display:flex; flex-direction:column; gap:10px; }
.footer-col a{ font-size: .88rem; color: rgba(255,255,255,0.65); text-decoration:none; }
.footer-col a:hover{ color: var(--brass-light); }
.footer-bottom{ padding: 22px 24px; font-size: .8rem; color: rgba(255,255,255,0.45); }

/* ---------- Responsive ---------- */
@media (max-width: 900px){
  .main-nav{
    position:absolute; top:76px; left:0; right:0;
    background: var(--navy-950);
    flex-direction:column;
    padding: 20px 24px 28px;
    gap: 18px;
    display:none;
    border-bottom: 1px solid var(--line-dark);
  }
  .main-nav.open{ display:flex; }
  .nav-toggle{ display:flex; }
  .header-actions .btn-ghost{ display:none; }

  .hero-inner{ grid-template-columns: 1fr; }
  .hero-visual{ order:-1; }
  .hero-svg{ max-width: 240px; }

  .compare-table{ grid-template-columns: 1fr; }
  .scenario-grid{ grid-template-columns: 1fr 1fr; }
  .diff-grid{ grid-template-columns: 1fr; }
  .seguranca-inner, .sobre-inner, .contato-inner{ grid-template-columns: 1fr; gap:36px; }
  .footer-inner{ grid-template-columns: 1fr; }
}

@media (max-width: 560px){
  .scenario-grid{ grid-template-columns: 1fr; }
  .hero-actions{ flex-direction:column; }
  .hero-actions .btn{ width:100%; }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
}

/* Focus visibility */
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible{
  outline: 2px solid var(--brass);
  outline-offset: 2px;
}