/* ===== FPlus Group — Site Publico ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --marsala-dark: #3B0F0F; --marsala: #5B1A1A; --marsala-light: #7A2E2E;
  --black: #0F0D0B; --black-light: #1A1210; --black-lighter: #2A221E;
  --white: #F5F0EB; --white-dim: #C4BDB6; --gray: #8A8078; --gray-dark: #4A4440;
  --gold: #C9920A; --azul: #1565C0; --verde: #25A244; --vermelho: #E63946;
  --whatsapp: #25D366;
  --radius: 8px; --radius-lg: 16px;
}

body {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  background: var(--black); color: var(--white); line-height: 1.6; overflow-x: hidden;
}

/* ===== NAV ===== */
.site-nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(15,13,11,0.92); backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(91,26,26,0.3);
}
.nav-container {
  max-width: 1200px; margin: 0 auto; padding: 0 24px;
  display: flex; justify-content: space-between; align-items: center; height: 64px;
}
.nav-logo {
  font-size: 1.3rem; font-weight: 700; color: var(--white); text-decoration: none;
}
.nav-logo span { color: var(--marsala-light); }
.nav-links { display: flex; gap: 24px; align-items: center; }
.nav-links a {
  color: var(--gray); text-decoration: none; font-size: 0.9rem; transition: color 0.2s;
}
.nav-links a:hover { color: var(--white); }
.nav-cta {
  background: var(--whatsapp) !important; color: #fff !important; padding: 8px 16px;
  border-radius: var(--radius); font-weight: 600; font-size: 0.85rem !important;
}

/* ===== HERO ===== */
.hero {
  min-height: 90vh; display: flex; align-items: center; justify-content: center;
  padding: 100px 24px 80px; text-align: center;
  background: radial-gradient(ellipse at 30% 40%, rgba(91,26,26,0.2) 0%, transparent 50%),
              radial-gradient(ellipse at 70% 60%, rgba(91,26,26,0.1) 0%, transparent 50%),
              var(--black);
}
.hero-internet {
  background: radial-gradient(ellipse at 50% 30%, rgba(21,101,192,0.15) 0%, transparent 50%),
              radial-gradient(ellipse at 30% 70%, rgba(91,26,26,0.1) 0%, transparent 50%),
              var(--black);
}
.hero-content { max-width: 700px; }
.hero h1 { font-size: 3rem; font-weight: 800; line-height: 1.15; margin-bottom: 20px; letter-spacing: -0.02em; }
.hero h1 span { color: var(--marsala-light); }
.hero p { font-size: 1.15rem; color: var(--white-dim); margin-bottom: 32px; }
.hero-actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }

.btn-hero {
  display: inline-flex; align-items: center; padding: 14px 28px;
  border-radius: var(--radius); font-size: 1rem; font-weight: 600;
  text-decoration: none; transition: all 0.2s; cursor: pointer; border: none;
}
.btn-primary-hero { background: var(--marsala); color: var(--white); }
.btn-primary-hero:hover { background: var(--marsala-light); }
.btn-outline-hero { background: transparent; border: 2px solid var(--gray-dark); color: var(--white); }
.btn-outline-hero:hover { border-color: var(--white-dim); }
.btn-whatsapp { background: var(--whatsapp); color: #fff; }
.btn-whatsapp:hover { filter: brightness(1.1); }

/* ===== SERVICES ===== */
.services { padding: 80px 24px; max-width: 1000px; margin: 0 auto; }
.services-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(380px, 1fr)); gap: 24px; }
.service-card {
  background: var(--black-light); border: 1px solid var(--gray-dark); border-radius: var(--radius-lg);
  padding: 36px; transition: border-color 0.3s;
}
.service-card:hover { border-color: var(--marsala-light); }
.service-icon {
  width: 48px; height: 48px; border-radius: 12px; display: flex; align-items: center;
  justify-content: center; font-size: 1.5rem; margin-bottom: 20px;
}
.service-card h2 { font-size: 1.3rem; margin-bottom: 12px; }
.service-card p { color: var(--white-dim); margin-bottom: 16px; font-size: 0.92rem; }
.service-card ul { list-style: none; margin-bottom: 24px; }
.service-card li { padding: 4px 0; font-size: 0.88rem; color: var(--gray); }
.service-card li::before { content: "— "; color: var(--marsala-light); }

.btn-service {
  display: inline-block; padding: 10px 20px; background: var(--marsala);
  color: var(--white); text-decoration: none; border-radius: var(--radius);
  font-size: 0.88rem; font-weight: 600; transition: background 0.2s;
}
.btn-service:hover { background: var(--marsala-light); }
.btn-service-gold { background: var(--gold); color: var(--black); }

/* ===== NUMBERS ===== */
.numbers { padding: 60px 24px; border-top: 1px solid var(--gray-dark); border-bottom: 1px solid var(--gray-dark); }
.numbers-grid {
  max-width: 900px; margin: 0 auto; display: grid;
  grid-template-columns: repeat(4, 1fr); gap: 24px; text-align: center;
}
.number-value { font-size: 2.2rem; font-weight: 800; color: var(--marsala-light); }
.number-label { font-size: 0.82rem; color: var(--gray); margin-top: 4px; }

/* ===== PLANS ===== */
.plans { padding: 80px 24px; max-width: 1100px; margin: 0 auto; text-align: center; }
.plans h2 { font-size: 2rem; margin-bottom: 8px; }
.plans > p { color: var(--gray); margin-bottom: 40px; }

.plans-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 20px; }

.plan-card {
  background: var(--black-light); border: 1px solid var(--gray-dark); border-radius: var(--radius-lg);
  padding: 36px 28px; text-align: center; position: relative; transition: all 0.3s;
}
.plan-card:hover { border-color: var(--marsala-light); transform: translateY(-4px); }

.plan-featured {
  border-color: var(--marsala-light); background: linear-gradient(180deg, rgba(91,26,26,0.15) 0%, var(--black-light) 100%);
  transform: scale(1.03);
}
.plan-featured:hover { transform: scale(1.05); }

.plan-badge {
  position: absolute; top: -12px; left: 50%; transform: translateX(-50%);
  background: var(--marsala); color: var(--white); padding: 4px 16px;
  border-radius: 20px; font-size: 0.75rem; font-weight: 600; text-transform: uppercase;
}
.plan-header { margin-bottom: 16px; }
.plan-speed { font-size: 4rem; font-weight: 800; line-height: 1; color: var(--white); }
.plan-unit { font-size: 1.1rem; color: var(--gray); font-weight: 600; text-transform: uppercase; }

.plan-price { margin-bottom: 24px; }
.plan-currency { font-size: 1rem; color: var(--gray); vertical-align: super; }
.plan-value { font-size: 3rem; font-weight: 800; }
.plan-cents { font-size: 1.2rem; font-weight: 600; vertical-align: super; }
.plan-period { font-size: 0.9rem; color: var(--gray); }

.plan-features { list-style: none; margin-bottom: 28px; text-align: left; }
.plan-features li { padding: 6px 0; font-size: 0.88rem; color: var(--white-dim); border-bottom: 1px solid rgba(74,68,64,0.3); }

.btn-plan {
  display: block; padding: 14px; background: var(--whatsapp); color: #fff;
  text-decoration: none; border-radius: var(--radius); font-weight: 600;
  font-size: 0.92rem; transition: filter 0.2s;
}
.btn-plan:hover { filter: brightness(1.15); }

/* ===== ADDONS ===== */
.addons { padding: 60px 24px; max-width: 700px; margin: 0 auto; text-align: center; }
.addons h2 { font-size: 1.5rem; margin-bottom: 24px; }
.addons-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.addon-card {
  background: var(--black-light); border: 1px solid var(--gray-dark); border-radius: var(--radius-lg);
  padding: 24px; text-align: center;
}
.addon-name { font-size: 1.1rem; font-weight: 700; margin-bottom: 4px; }
.addon-desc { font-size: 0.85rem; color: var(--gray); margin-bottom: 12px; }
.addon-price { font-size: 1.2rem; font-weight: 700; color: var(--marsala-light); }

/* ===== FEATURES ===== */
.features-section { padding: 80px 24px; }
.features-grid {
  max-width: 1000px; margin: 0 auto; display: grid;
  grid-template-columns: repeat(4, 1fr); gap: 24px; text-align: center;
}
.feature-icon { font-size: 2rem; margin-bottom: 12px; }
.feature-item h3 { font-size: 0.95rem; margin-bottom: 8px; }
.feature-item p { font-size: 0.82rem; color: var(--gray); }

/* ===== COVERAGE / CEP ===== */
.coverage { padding: 60px 24px; text-align: center; background: var(--black-light); }
.coverage h2 { font-size: 1.5rem; margin-bottom: 8px; }
.coverage > p { color: var(--gray); margin-bottom: 24px; }

.cep-checker { display: flex; gap: 10px; justify-content: center; max-width: 400px; margin: 0 auto; }
.cep-checker input {
  flex: 1; padding: 14px 16px; background: var(--black); border: 2px solid var(--gray-dark);
  border-radius: var(--radius); color: var(--white); font-size: 1.1rem; text-align: center;
  outline: none; transition: border-color 0.2s; letter-spacing: 0.1em;
}
.cep-checker input:focus { border-color: var(--marsala-light); }

.cep-result { max-width: 500px; margin: 20px auto 0; text-align: center; }
.cep-success { background: rgba(37,162,68,0.1); border: 1px solid rgba(37,162,68,0.3); padding: 20px; border-radius: var(--radius-lg); color: var(--verde); }
.cep-warning { background: rgba(244,161,0,0.1); border: 1px solid rgba(244,161,0,0.3); padding: 20px; border-radius: var(--radius-lg); color: var(--white-dim); }
.cep-error { background: rgba(230,57,70,0.1); border: 1px solid rgba(230,57,70,0.3); padding: 16px; border-radius: var(--radius); color: var(--vermelho); }
.cep-loading { color: var(--gray); padding: 16px; }

/* ===== CTA ===== */
.cta-section {
  padding: 80px 24px; text-align: center;
  background: linear-gradient(180deg, var(--black) 0%, rgba(91,26,26,0.15) 100%);
}
.cta-section h2 { font-size: 2rem; margin-bottom: 12px; }
.cta-section p { color: var(--gray); margin-bottom: 28px; }

/* ===== FOOTER ===== */
.site-footer { padding: 60px 24px 0; border-top: 1px solid var(--gray-dark); }
.footer-content {
  max-width: 1000px; margin: 0 auto; display: grid;
  grid-template-columns: 2fr 1fr 1fr; gap: 40px; margin-bottom: 40px;
}
.footer-logo { font-size: 1.2rem; font-weight: 700; margin-bottom: 12px; }
.footer-logo span { color: var(--marsala-light); }
.footer-brand p { font-size: 0.82rem; color: var(--gray); line-height: 1.8; }
.footer-links h4 { font-size: 0.82rem; text-transform: uppercase; color: var(--gray); margin-bottom: 12px; letter-spacing: 0.05em; }
.footer-links a { display: block; color: var(--white-dim); text-decoration: none; font-size: 0.88rem; padding: 4px 0; transition: color 0.2s; }
.footer-links a:hover { color: var(--white); }
.footer-bottom {
  text-align: center; padding: 20px 0; border-top: 1px solid var(--gray-dark);
  font-size: 0.78rem; color: var(--gray);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  .hero h1 { font-size: 2rem; }
  .plans-grid { grid-template-columns: 1fr; }
  .plan-featured { transform: none; }
  .numbers-grid { grid-template-columns: repeat(2, 1fr); }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-content { grid-template-columns: 1fr; gap: 24px; }
  .services-grid { grid-template-columns: 1fr; }
  .nav-links { gap: 12px; }
  .nav-links a:not(.nav-cta) { display: none; }
}

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--black); }
::-webkit-scrollbar-thumb { background: var(--gray-dark); border-radius: 3px; }