/* GFER Group — folha de estilo única do site */
:root {
  --navy: #1a1f3d;
  --navy-2: #25233a;
  --navy-3: #12152c;
  --gold: #bda356;
  --gold-2: #d6c184;
  --cream: #faf9f6;
  --sand: #f1eee6;
  --ink: #25233a;
  --muted: #6b6a7a;
  --line: #e4e0d4;
  --line-dark: rgba(255, 255, 255, 0.12);
  --serif: "Cormorant Garamond", "Playfair Display", Georgia, serif;
  --sans: Inter, system-ui, -apple-system, "Segoe UI", sans-serif;
  --wrap: 1180px;
  --radius: 14px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 88px; }
body {
  margin: 0; background: var(--cream); color: var(--ink);
  font-family: var(--sans); font-size: 16px; line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img, svg { max-width: 100%; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, h4 { font-family: var(--serif); font-weight: 600; line-height: 1.12; margin: 0; text-wrap: balance; }
h1 { font-size: clamp(2.4rem, 5.4vw, 4.2rem); letter-spacing: -0.01em; }
h2 { font-size: clamp(1.9rem, 3.6vw, 2.9rem); }
h3 { font-size: 1.5rem; }
p { margin: 0; }
.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }
.eyebrow {
  font-size: 0.72rem; letter-spacing: 0.22em; text-transform: uppercase;
  font-weight: 600; color: var(--gold); margin-bottom: 14px; display: block;
}
.lead { font-size: 1.1rem; color: var(--muted); max-width: 62ch; }
.dark .lead { color: rgba(255, 255, 255, 0.72); }
.gold { color: var(--gold); }
em.gold { font-style: italic; }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(18, 21, 44, 0.92); backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line-dark); color: #fff;
}
.site-header .wrap { display: flex; align-items: center; gap: 24px; height: 72px; }
.brand { display: inline-flex; align-items: center; gap: 12px; flex-shrink: 0; }
.brand b { font-family: var(--serif); font-size: 1.35rem; letter-spacing: 0.08em; color: #e9e4d2; display: block; line-height: 1; }
.brand small { font-size: 0.5rem; letter-spacing: 0.34em; color: var(--gold); display: block; margin-top: 5px; }
.nav { display: flex; align-items: center; gap: 4px; margin-left: auto; }
.nav > li { list-style: none; position: relative; }
.nav { padding: 0; margin-top: 0; margin-bottom: 0; }
.nav > li > a:not(.btn), .nav > li > button {
  font: inherit; font-size: 0.86rem; color: rgba(255, 255, 255, 0.82);
  background: none; border: 0; cursor: pointer; padding: 10px 12px; border-radius: 8px;
  display: inline-flex; align-items: center; gap: 6px;
}
.nav > li > a:not(.btn):hover, .nav > li > button:hover, .nav > li > a[aria-current="page"] { color: #fff; background: rgba(255, 255, 255, 0.07); }
.nav > li > button::after { content: ""; width: 6px; height: 6px; border-right: 1.5px solid currentColor; border-bottom: 1.5px solid currentColor; transform: rotate(45deg) translateY(-2px); opacity: 0.7; }
.drop {
  position: absolute; top: calc(100% + 6px); left: 0; min-width: 290px;
  background: #fff; color: var(--ink); border-radius: 12px; padding: 8px;
  box-shadow: 0 24px 60px rgba(10, 12, 30, 0.28); border: 1px solid var(--line);
  opacity: 0; visibility: hidden; transform: translateY(6px); transition: 0.18s ease;
}
.nav > li:hover .drop, .nav > li:focus-within .drop, .nav > li.open .drop { opacity: 1; visibility: visible; transform: none; }
.drop a { display: block; padding: 10px 12px; border-radius: 8px; font-size: 0.88rem; font-weight: 500; }
.drop a span { display: block; font-size: 0.76rem; font-weight: 400; color: var(--muted); margin-top: 2px; }
.drop a:hover { background: var(--sand); }
.nav-cta { margin-left: 8px; }
.menu-toggle { display: none; margin-left: auto; background: none; border: 1px solid var(--line-dark); color: #fff; border-radius: 8px; padding: 9px 12px; font: inherit; font-size: 0.85rem; cursor: pointer; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  font-family: var(--sans); font-size: 0.82rem; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase;
  padding: 15px 24px; border-radius: 10px; border: 1px solid transparent; cursor: pointer;
  transition: transform 0.15s ease, background 0.15s ease, border-color 0.15s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn-gold { background: var(--gold); color: var(--navy-2); }
.btn-gold:hover { background: var(--gold-2); }
.btn-ghost { border-color: rgba(255, 255, 255, 0.28); color: #fff; }
.btn-ghost:hover { border-color: var(--gold); color: var(--gold-2); }
.btn-line { border-color: var(--navy-2); color: var(--navy-2); }
.btn-line:hover { background: var(--navy-2); color: #fff; }
.btn-sm { padding: 11px 16px; font-size: 0.74rem; }
.link-arrow { font-weight: 600; font-size: 0.86rem; color: var(--navy-2); border-bottom: 1px solid var(--gold); padding-bottom: 2px; }
.dark .link-arrow { color: var(--gold-2); }
.link-arrow::after { content: " →"; }

/* Sections */
section { padding: 96px 0; }
.dark { background: var(--navy); color: #fff; }
.darker { background: var(--navy-3); color: #fff; }
.sand { background: var(--sand); }
.section-head { margin-bottom: 48px; max-width: 760px; }
.section-head p { margin-top: 16px; }

/* Hero */
.hero {
  padding: 88px 0 96px; position: relative; overflow: hidden;
  background:
    radial-gradient(900px 480px at 85% -10%, rgba(189, 163, 86, 0.2), transparent 60%),
    radial-gradient(700px 500px at -10% 110%, rgba(86, 104, 189, 0.22), transparent 60%),
    var(--navy-3);
  color: #fff;
}
.hero-grid { display: grid; grid-template-columns: 1.25fr 0.9fr; gap: 56px; align-items: center; }
.pill {
  display: inline-flex; align-items: center; gap: 8px; font-size: 0.76rem; font-weight: 500;
  border: 1px solid rgba(189, 163, 86, 0.5); color: var(--gold-2);
  padding: 7px 14px; border-radius: 999px; margin-bottom: 26px; background: rgba(189, 163, 86, 0.08);
}
.pill::before { content: "✦"; font-size: 0.7rem; }
.hero h1 { margin-bottom: 22px; }
.hero .lead { margin-bottom: 14px; }
.hero .sub { font-size: 0.92rem; color: rgba(255, 255, 255, 0.55); margin-bottom: 34px; max-width: 58ch; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; }
.hero-card {
  border: 1px solid var(--line-dark); border-radius: 20px; padding: 30px;
  background: linear-gradient(160deg, rgba(255, 255, 255, 0.07), rgba(255, 255, 255, 0.02));
}
.hero-card h3 { font-size: 1.35rem; margin-bottom: 6px; }
.hero-card > p { font-size: 0.86rem; color: rgba(255, 255, 255, 0.6); margin-bottom: 20px; }
.letters { display: grid; gap: 8px; }
.letters a {
  display: grid; grid-template-columns: 40px 1fr; gap: 14px; align-items: center;
  padding: 10px 12px; border-radius: 10px; border: 1px solid transparent; transition: 0.15s;
}
.letters a:hover { border-color: rgba(189, 163, 86, 0.45); background: rgba(189, 163, 86, 0.07); }
.letters b { font-family: var(--serif); font-size: 1.7rem; color: var(--gold); text-align: center; line-height: 1; }
.letters strong { display: block; font-size: 0.92rem; font-weight: 600; }
.letters span { font-size: 0.78rem; color: rgba(255, 255, 255, 0.58); }

/* Grids & cards */
.grid { display: grid; gap: 20px; }
.g2 { grid-template-columns: repeat(2, 1fr); }
.g3 { grid-template-columns: repeat(3, 1fr); }
.g4 { grid-template-columns: repeat(4, 1fr); }
.g6 { grid-template-columns: repeat(6, 1fr); }
.card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 28px;
  display: flex; flex-direction: column; gap: 10px; transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s;
}
a.card:hover, .card.hover:hover { transform: translateY(-3px); box-shadow: 0 18px 40px rgba(26, 31, 61, 0.1); border-color: var(--gold); }
.card .tag { font-size: 0.68rem; letter-spacing: 0.18em; text-transform: uppercase; color: var(--gold); font-weight: 600; }
.card h3 { font-size: 1.4rem; }
.card p { font-size: 0.93rem; color: var(--muted); }
.card ul { margin: 6px 0 0; padding: 0; list-style: none; display: grid; gap: 6px; font-size: 0.88rem; }
.card ul li { padding-left: 18px; position: relative; }
.card ul li::before { content: ""; position: absolute; left: 0; top: 0.62em; width: 8px; height: 1.5px; background: var(--gold); }
.card .link-arrow { margin-top: auto; align-self: flex-start; }
.card .foot { margin-top: auto; padding-top: 12px; }
.dark .card, .darker .card { background: rgba(255, 255, 255, 0.04); border-color: var(--line-dark); }
.dark .card p, .darker .card p { color: rgba(255, 255, 255, 0.66); }
.num { font-family: var(--serif); font-size: 2.4rem; color: var(--gold); line-height: 1; }

/* Método */
.pillar { text-align: left; padding: 24px 20px; }
.pillar .letter { font-family: var(--serif); font-size: 3.4rem; line-height: 0.9; color: var(--gold); }
.pillar h3 { font-size: 1.25rem; }
.pillar p { font-size: 0.85rem; }
.pillar .maps { font-size: 0.74rem; color: var(--gold-2); border-top: 1px solid var(--line-dark); padding-top: 10px; margin-top: auto; }
.steps { counter-reset: step; }
.step { position: relative; padding-top: 22px; border-top: 2px solid var(--gold); }
.step .tag { font-size: 0.68rem; letter-spacing: 0.2em; color: var(--gold); font-weight: 600; text-transform: uppercase; }
.step h3 { margin: 8px 0; font-size: 1.35rem; }
.step p { font-size: 0.92rem; color: var(--muted); }
.dark .step p { color: rgba(255, 255, 255, 0.66); }

/* Esteira */
.belt { display: grid; grid-template-columns: repeat(5, 1fr); gap: 0; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; background: #fff; margin-bottom: 56px; }
.belt a { padding: 22px 20px; border-right: 1px solid var(--line); position: relative; transition: background 0.15s; }
.belt a:last-child { border-right: 0; }
.belt a:hover { background: var(--sand); }
.belt small { font-size: 0.66rem; letter-spacing: 0.18em; color: var(--gold); font-weight: 600; text-transform: uppercase; }
.belt strong { display: block; font-family: var(--serif); font-size: 1.25rem; margin: 4px 0; }
.belt span { font-size: 0.8rem; color: var(--muted); display: block; line-height: 1.45; }
.unit-head { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 20px; margin: 56px 0 24px; padding-bottom: 20px; border-bottom: 1px solid var(--line); }
.unit-head:first-of-type { margin-top: 0; }
.unit-head h3 { font-size: 2rem; }
.unit-head p { color: var(--muted); font-size: 0.95rem; max-width: 60ch; margin-top: 6px; }

/* Stats */
.stats { display: grid; grid-template-columns: repeat(5, 1fr); gap: 24px; }
.stat b { font-family: var(--serif); font-size: clamp(2.2rem, 4vw, 3.2rem); color: var(--gold); display: block; line-height: 1; }
.stat span { font-size: 0.7rem; letter-spacing: 0.16em; text-transform: uppercase; color: rgba(255, 255, 255, 0.62); display: block; margin-top: 10px; }

/* Banner CTA */
.banner {
  border-radius: 20px; padding: 44px; display: grid; grid-template-columns: 1.4fr auto; gap: 32px; align-items: center;
  background: linear-gradient(120deg, var(--navy) 0%, var(--navy-2) 100%); color: #fff; border: 1px solid rgba(189, 163, 86, 0.35);
}
.banner h3 { font-size: 1.9rem; margin-bottom: 10px; }
.banner p { color: rgba(255, 255, 255, 0.7); max-width: 60ch; }

/* FAQ */
.faq { max-width: 860px; }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary { cursor: pointer; list-style: none; padding: 20px 36px 20px 0; font-family: var(--serif); font-size: 1.3rem; font-weight: 600; position: relative; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 4px; top: 16px; font-family: var(--sans); font-weight: 300; font-size: 1.6rem; color: var(--gold); }
.faq details[open] summary::after { content: "–"; }
.faq details p { padding: 0 0 22px; color: var(--muted); max-width: 70ch; }

/* Quote */
.quote { font-family: var(--serif); font-size: 1.18rem; line-height: 1.5; font-style: italic; color: var(--ink); }
.quote-by { font-size: 0.8rem; font-weight: 600; margin-top: auto; padding-top: 14px; }
.quote-by small { display: block; font-weight: 400; color: var(--muted); letter-spacing: 0.14em; text-transform: uppercase; font-size: 0.66rem; }

/* Formula */
.formula { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr; gap: 16px; align-items: stretch; }
.formula .op { align-self: center; font-family: var(--serif); font-size: 2.4rem; color: var(--gold); }
.formula-total { margin-top: 20px; text-align: center; padding: 18px; border: 1px dashed var(--gold); border-radius: var(--radius); font-size: 0.8rem; letter-spacing: 0.14em; text-transform: uppercase; font-weight: 600; }

/* Forms */
.form { display: grid; gap: 14px; }
.form .row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.form label { font-size: 0.7rem; letter-spacing: 0.14em; text-transform: uppercase; font-weight: 600; display: grid; gap: 6px; color: var(--muted); }
.form input, .form select, .form textarea {
  font: inherit; font-size: 0.95rem; letter-spacing: 0; text-transform: none; color: var(--ink);
  padding: 13px 14px; border: 1px solid var(--line); border-radius: 10px; background: #fff; width: 100%;
}
.form input:focus, .form select:focus, .form textarea:focus { outline: 2px solid var(--gold); outline-offset: 1px; border-color: var(--gold); }
.form .hint { font-size: 0.78rem; color: var(--muted); }
.contact-grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 56px; align-items: start; }
.contact-list { display: grid; gap: 18px; margin-top: 28px; }
.contact-list div { border-left: 2px solid var(--gold); padding-left: 16px; }
.contact-list strong { display: block; font-size: 0.7rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--gold); }
.contact-list span, .contact-list a { font-size: 0.92rem; display: block; }

/* Calculadora */
.calc { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; align-items: stretch; }
.calc-out { background: var(--navy); color: #fff; border-radius: var(--radius); padding: 30px; display: grid; gap: 14px; align-content: start; }
.calc-out .line { display: flex; justify-content: space-between; gap: 16px; font-size: 0.9rem; color: rgba(255, 255, 255, 0.72); border-bottom: 1px solid var(--line-dark); padding-bottom: 10px; }
.calc-out .line b { color: #fff; font-weight: 600; white-space: nowrap; }
.calc-out .total span { font-size: 0.7rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--gold-2); }
.calc-out .total b { font-family: var(--serif); font-size: 2.6rem; color: var(--gold); display: block; line-height: 1.1; }
.calc-out small { font-size: 0.74rem; color: rgba(255, 255, 255, 0.5); line-height: 1.5; }

/* Page hero (interno) */
.page-hero { padding: 80px 0 72px; }
.page-hero h1 { font-size: clamp(2.2rem, 4.8vw, 3.6rem); max-width: 18ch; margin-bottom: 20px; }
.crumbs { font-size: 0.76rem; color: rgba(255, 255, 255, 0.5); margin-bottom: 24px; }
.crumbs a:hover { color: var(--gold-2); }
.badge-row { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 28px; }
.badge { font-size: 0.7rem; letter-spacing: 0.14em; text-transform: uppercase; border: 1px solid var(--line-dark); padding: 8px 12px; border-radius: 8px; color: rgba(255, 255, 255, 0.75); }
.legal { font-size: 0.78rem; color: var(--muted); max-width: 90ch; line-height: 1.6; }

/* Footer */
.site-footer { background: var(--navy-3); color: rgba(255, 255, 255, 0.7); padding: 64px 0 28px; font-size: 0.88rem; }
.foot-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 40px; margin-bottom: 44px; }
.site-footer h4 { font-family: var(--sans); font-size: 0.7rem; letter-spacing: 0.2em; text-transform: uppercase; color: var(--gold); margin-bottom: 14px; font-weight: 600; }
.site-footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.site-footer a:hover { color: var(--gold-2); }
.foot-bottom { border-top: 1px solid var(--line-dark); padding-top: 22px; display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; font-size: 0.76rem; color: rgba(255, 255, 255, 0.45); }
.wa {
  position: fixed; right: 20px; bottom: 20px; z-index: 60; width: 56px; height: 56px; border-radius: 50%;
  background: #25d366; display: grid; place-items: center; box-shadow: 0 10px 28px rgba(0, 0, 0, 0.25);
}
.wa svg { width: 28px; height: 28px; fill: #fff; }

/* Reveal */
.js .reveal { opacity: 0; transform: translateY(18px); transition: opacity 0.6s ease, transform 0.6s ease; }
.js .reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .js .reveal { opacity: 1; transform: none; transition: none; } html { scroll-behavior: auto; } }

/* Responsivo */
@media (max-width: 1080px) {
  .menu-toggle { display: inline-flex; }
  .nav {
    display: none; position: absolute; top: 72px; left: 0; right: 0; flex-direction: column; align-items: stretch;
    background: var(--navy-3); padding: 12px 16px 20px; border-bottom: 1px solid var(--line-dark); max-height: calc(100vh - 72px); overflow: auto;
  }
  .nav.open { display: flex; }
  .nav > li > a:not(.btn), .nav > li > button { width: 100%; justify-content: space-between; padding: 13px 10px; font-size: 0.95rem; }
  .drop { position: static; opacity: 1; visibility: visible; transform: none; display: none; box-shadow: none; background: rgba(255, 255, 255, 0.05); border: 0; color: #fff; min-width: 0; }
  .drop a span { color: rgba(255, 255, 255, 0.55); }
  .drop a:hover { background: rgba(255, 255, 255, 0.08); }
  .nav > li.open .drop { display: block; }
  .nav-cta { margin: 10px 0 0; }
  .nav-cta .btn { width: 100%; }
  .g6 { grid-template-columns: repeat(3, 1fr); }
  .g4 { grid-template-columns: repeat(2, 1fr); }
  .belt { grid-template-columns: 1fr 1fr; }
  .belt a { border-bottom: 1px solid var(--line); }
  .stats { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 820px) {
  section { padding: 68px 0; }
  .hero { padding: 56px 0 68px; }
  .hero-grid, .contact-grid, .calc, .banner { grid-template-columns: 1fr; }
  .g3, .g2 { grid-template-columns: 1fr; }
  .formula { grid-template-columns: 1fr; }
  .formula .op { justify-self: center; line-height: 0.6; }
  .foot-grid { grid-template-columns: 1fr 1fr; }
  .banner { padding: 30px; }
}
@media (max-width: 560px) {
  .wrap { padding: 0 16px; }
  .g6, .g4, .stats { grid-template-columns: 1fr 1fr; }
  .belt, .foot-grid, .form .row { grid-template-columns: 1fr; }
  .belt a { border-right: 0; }
  .actions .btn { width: 100%; }
}