:root {
  --green-900: #0b3d2e;
  --green-800: #0d5c2e;
  --green-700: #16803c;
  --green-600: #1a5c2a;
  --green-500: #25d366;
  --green-100: #e8f5ec;
  --cream: #f3efe6;
  --cream-dark: #ebe4d6;
  --gold: #c9a227;
  --gold-dark: #a8841a;
  --text: #0b2341;
  --text-muted: #4a5d6e;
  --white: #ffffff;
  --shadow: 0 12px 40px rgba(11, 35, 65, 0.08);
  --radius: 16px;
  --font-serif: "DM Serif Display", Georgia, serif;
  --font-sans: "Manrope", system-ui, sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: var(--font-sans); color: var(--text); background: var(--cream); line-height: 1.6; }
a { color: inherit; text-decoration: none; }
.container { width: min(1140px, calc(100% - 40px)); margin: 0 auto; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 22px; border-radius: 999px; border: none;
  font: 600 0.95rem/1 var(--font-sans); cursor: pointer; transition: 0.2s ease;
}
.btn-primary { background: var(--green-800); color: var(--white); }
.btn-primary:hover { background: var(--green-700); }
.btn-whatsapp { background: var(--green-500); color: var(--white); }
.btn-whatsapp:hover { filter: brightness(0.95); }
.btn-gold { background: var(--gold); color: var(--white); padding: 10px 18px; }
.btn-gold:hover { background: var(--gold-dark); }
.btn-link { background: transparent; color: var(--green-800); padding: 12px 0; }
.btn-lg { padding: 14px 28px; font-size: 1rem; }

.top-bar {
  background: var(--green-900); color: var(--white); padding: 10px 20px;
  display: flex; gap: 20px; align-items: center; justify-content: space-between; font-size: 0.78rem;
}
.top-bar-text { max-width: 72%; line-height: 1.45; opacity: 0.95; }
.top-bar-cta { font-weight: 600; white-space: nowrap; }

.header { background: var(--white); border-bottom: 1px solid #e8ecef; position: sticky; top: 0; z-index: 100; }
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 16px 0; }
.logo { display: flex; align-items: center; gap: 12px; min-width: 0; }
.logo-icon {
  width: 42px; height: 42px; border-radius: 50%; background: var(--green-800); color: var(--white);
  display: grid; place-items: center; font: 700 1rem/1 var(--font-sans); flex-shrink: 0;
}
.logo-text { display: flex; flex-direction: column; min-width: 0; }
.logo-text strong { font-size: 0.92rem; line-height: 1.2; }
.logo-text small { font-size: 0.68rem; color: var(--text-muted); letter-spacing: 0.04em; }
.nav { display: flex; gap: 28px; font-weight: 600; font-size: 0.95rem; }
.nav a:hover { color: var(--green-800); }
.menu-toggle { display: none; background: none; border: none; font-size: 1.2rem; cursor: pointer; }

.hero { padding: 56px 0 40px; }
.hero-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 40px; align-items: start; }
.badge {
  display: inline-block; background: var(--green-100); color: var(--green-800);
  padding: 8px 14px; border-radius: 999px; font-size: 0.72rem; font-weight: 700;
  letter-spacing: 0.06em; text-transform: uppercase; margin-bottom: 18px;
}
.hero h1, .section h2, .footer h2 {
  font-family: var(--font-serif); color: var(--green-900);
}
.hero h1 { font-size: clamp(2.2rem, 4vw, 3.4rem); line-height: 1.08; margin-bottom: 18px; }
.hero h1 em, .section h2 em, .footer h2 em { font-style: italic; color: var(--green-700); }
.hero-lead { color: var(--text-muted); font-size: 1.02rem; max-width: 620px; margin-bottom: 24px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; margin-bottom: 22px; }
.hero-tags { display: flex; flex-wrap: wrap; gap: 10px; }
.hero-tags span {
  background: var(--white); border: 1px solid #e5e9ec; padding: 8px 14px;
  border-radius: 999px; font-size: 0.82rem; font-weight: 600; color: var(--green-800);
}
.hero-card { background: var(--white); border-radius: 20px; padding: 28px; box-shadow: var(--shadow); }
.card-label { font-size: 0.72rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--text-muted); margin-bottom: 8px; }
.hero-card h3 { font-family: var(--font-serif); font-size: 1.45rem; line-height: 1.2; color: var(--green-900); margin-bottom: 20px; }
.check-list { list-style: none; display: grid; gap: 14px; margin-bottom: 24px; }
.check-list li { display: flex; gap: 10px; align-items: flex-start; font-size: 0.95rem; }
.check-list i { color: var(--green-700); margin-top: 3px; }
.card-cta { display: flex; align-items: center; justify-content: space-between; gap: 16px; background: var(--cream-dark); border-radius: 14px; padding: 16px 18px; }
.card-cta small { display: block; color: var(--text-muted); font-size: 0.78rem; }

.marquee { overflow: hidden; background: var(--green-900); color: var(--white); padding: 12px 0; }
.marquee-track { display: flex; gap: 36px; width: max-content; animation: marquee 28s linear infinite; font-size: 0.88rem; font-weight: 600; }
@keyframes marquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }

.warning-strip { background: #fff8e8; border-bottom: 1px solid #f0e2b8; padding: 22px 0; }
.warning-strip strong { display: block; margin-bottom: 6px; color: #8a5b00; }
.warning-strip p, .fine-print, .footer-legal { color: var(--text-muted); font-size: 0.9rem; }

.section { padding: 72px 0; }
.section-alt { background: var(--white); }
.section-label { color: var(--green-800); font-size: 0.82rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; margin-bottom: 12px; }
.section h2 { font-size: clamp(1.8rem, 3vw, 2.6rem); line-height: 1.15; margin-bottom: 18px; max-width: 760px; }
.section-lead { color: var(--text-muted); max-width: 820px; margin-bottom: 16px; }

.features-grid, .steps-grid, .diff-grid { display: grid; gap: 20px; margin-top: 32px; }
.features-grid { grid-template-columns: repeat(3, 1fr); }
.feature-card, .step-card { background: var(--white); border: 1px solid #e8ecef; border-radius: var(--radius); padding: 24px; }
.section-alt .feature-card, .section-alt .step-card { background: var(--cream); }
.feature-icon { font-size: 1.6rem; margin-bottom: 12px; }
.feature-card h4, .step-card h4, .diff-card h4 { font-size: 1.05rem; margin-bottom: 8px; color: var(--green-900); }
.feature-card p, .step-card p, .diff-card p { color: var(--text-muted); font-size: 0.95rem; }
.steps-grid { grid-template-columns: repeat(4, 1fr); }
.step-num { display: inline-block; font-size: 0.75rem; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; color: var(--green-800); margin-bottom: 10px; }

.diff-grid-3 { grid-template-columns: repeat(3, 1fr); }
.diff-card {
  display: flex; gap: 14px; align-items: flex-start; background: var(--white);
  border: 1px solid #e8ecef; border-radius: var(--radius); padding: 22px;
}
.diff-check { color: var(--green-700); font-weight: 800; font-size: 1.1rem; line-height: 1.2; flex-shrink: 0; }

.alert-box { margin-top: 28px; background: #fff4f4; border: 1px solid #f2d4d4; border-radius: var(--radius); padding: 18px 20px; }
.alert-box p { margin-top: 8px; color: var(--text-muted); font-size: 0.92rem; }
.center-cta { margin-top: 32px; text-align: center; }
.fine-print { margin-top: 24px; text-align: center; }

.faq-list { margin-top: 28px; display: grid; gap: 12px; }
.faq-item { background: var(--cream); border: 1px solid #e5e9ec; border-radius: 14px; padding: 0 18px; }
.faq-item summary { cursor: pointer; font-weight: 700; padding: 18px 0; list-style: none; position: relative; padding-right: 24px; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "+"; position: absolute; right: 0; top: 18px; color: var(--green-800); }
.faq-item[open] summary::after { content: "−"; }
.faq-item p { padding-bottom: 18px; color: var(--text-muted); }

.footer { background: var(--green-900); color: var(--white); padding: 56px 0 40px; }
.footer-inner { text-align: center; }
.footer h2 { font-size: clamp(1.8rem, 3vw, 2.5rem); margin-bottom: 14px; }
.footer > .container > .footer-inner > p { color: rgba(255,255,255,0.82); max-width: 720px; margin: 0 auto 24px; }
.footer-bottom { margin-top: 40px; padding-top: 28px; border-top: 1px solid rgba(255,255,255,0.12); }
.footer-bottom strong { display: block; margin-bottom: 6px; }
.footer-bottom p { color: rgba(255,255,255,0.78); font-size: 0.9rem; margin-bottom: 10px; }
.footer-copy { margin-top: 16px; font-size: 0.82rem !important; opacity: 0.7; }

.float-wa {
  position: fixed; right: 20px; bottom: 20px; z-index: 150; background: var(--green-500); color: var(--white);
  padding: 14px 20px; border-radius: 999px; font-weight: 700; box-shadow: 0 10px 30px rgba(37, 211, 102, 0.35);
}
.float-wa:hover { filter: brightness(0.95); }

@media (max-width: 980px) {
  .hero-grid, .features-grid, .steps-grid, .diff-grid-3 { grid-template-columns: 1fr; }
  .top-bar { flex-direction: column; align-items: flex-start; }
  .top-bar-text { max-width: 100%; }
  .nav, .header .btn-whatsapp { display: none; }
  .menu-toggle { display: block; }
  .header.nav-open .nav {
    display: flex; flex-direction: column; position: absolute; top: 100%; left: 0; right: 0;
    background: var(--white); padding: 16px 20px 20px; border-bottom: 1px solid #e8ecef;
  }
}
@media (max-width: 640px) {
  .container { width: min(100% - 24px, 1140px); }
  .hero { padding-top: 36px; }
  .section { padding: 52px 0; }
  .float-wa { right: 12px; bottom: 12px; padding: 12px 16px; font-size: 0.9rem; }
}