/* Header MK Custom — cores em hex para não depender do Tailwind */
:root {
  --asfalto: #141414;
  --chapa: #1c1c1c;
  --linha: #2e2e2e;
  --osso: #ecebe7;
  --laranja: #f97316;
  --nav-h: 80px;
}

.site-nav {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 60;
  background: var(--asfalto);
  border-bottom: 1px solid transparent;
  transition: box-shadow 0.3s ease, border-color 0.3s ease;
}
.site-nav.rolou {
  border-bottom-color: var(--linha);
  box-shadow: 0 14px 32px -14px rgba(0, 0, 0, 0.85);
}

.nav-inner {
  max-width: 80rem;
  margin: 0 auto;
  padding: 0 1.25rem;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  transition: height 0.3s ease;
}
.site-nav.rolou .nav-inner { height: 66px; }
@media (min-width: 1024px) { .nav-inner { padding: 0 2rem; } }

/* Marca */
.nav-brand { display: flex; align-items: center; gap: 1rem; }
.nav-logo {
  font-family: "Barlow Condensed", Impact, sans-serif;
  font-weight: 800;
  font-size: 1.95rem;
  line-height: 1;
  letter-spacing: -0.01em;
}
.nav-logo span { color: var(--laranja); }
.nav-tag {
  display: none;
  padding-left: 1rem;
  border-left: 1px solid var(--linha);
  font-size: 12px;
  line-height: 1.3;
  color: rgba(236, 235, 231, 0.5);
}
@media (min-width: 1100px) { .nav-tag { display: block; } }

/* Links */
.nav-links { display: none; align-items: center; gap: 0.25rem; }
@media (min-width: 768px) { .nav-links { display: flex; } }
.nav-links a {
  position: relative;
  padding: 0.6rem 1rem;
  font-size: 15px;
  font-weight: 500;
  color: rgba(236, 235, 231, 0.7);
  transition: color 0.25s ease;
}
.nav-links a::before {
  content: "";
  position: absolute;
  left: 1rem;
  right: 1rem;
  bottom: 0.2rem;
  height: 2px;
  background: var(--laranja);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
}
.nav-links a:hover,
.nav-links a.atual { color: #fff; }
.nav-links a:hover::before,
.nav-links a.atual::before { transform: scaleX(1); }

/* Botão WhatsApp com canto cortado */
.nav-cta,
.menu-cta {
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  background: var(--laranja);
  color: var(--asfalto);
  font-weight: 600;
  clip-path: polygon(0 0, 100% 0, 100% 62%, calc(100% - 14px) 100%, 0 100%);
  transition: background 0.25s ease, transform 0.25s ease;
}
.nav-cta { display: none; font-size: 15px; padding: 0.75rem 1.5rem 0.75rem 1.2rem; }
@media (min-width: 768px) { .nav-cta { display: inline-flex; } }
.menu-cta { display: flex; font-size: 18px; padding: 1rem 1.5rem; }
.nav-cta:hover, .menu-cta:hover { background: #fb923c; transform: translateY(-2px); }
.nav-cta svg, .menu-cta svg { width: 18px; height: 18px; flex-shrink: 0; }

/* Barra de progresso de leitura */
.nav-progresso {
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 100%;
  height: 3px;
  background: var(--laranja);
  transform: scaleX(var(--p, 0));
  transform-origin: left;
  pointer-events: none;
}

/* Botão do menu mobile */
.nav-toggle {
  width: 44px;
  height: 44px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  margin-right: -10px;
}
@media (min-width: 768px) { .nav-toggle { display: none; } }
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--osso);
  transition: transform 0.3s ease, opacity 0.3s ease;
}
.nav-toggle.aberto span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.nav-toggle.aberto span:nth-child(2) { opacity: 0; }
.nav-toggle.aberto span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

/* Painel mobile em tela cheia */
.menu-mobile {
  position: fixed;
  inset: 0;
  z-index: -1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 104px 1.25rem 2rem;
  background: var(--asfalto);
  overflow-y: auto;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-14px);
  transition: opacity 0.3s ease, transform 0.3s ease, visibility 0s linear 0.3s;
}
.menu-mobile.aberto {
  opacity: 1;
  visibility: visible;
  transform: none;
  transition: opacity 0.3s ease, transform 0.3s ease;
}
@media (min-width: 768px) { .menu-mobile { display: none; } }
.menu-links a {
  display: block;
  padding: 0.8rem 0;
  border-bottom: 1px solid var(--linha);
  font-family: "Barlow Condensed", Impact, sans-serif;
  font-weight: 700;
  font-size: 2.6rem;
  line-height: 1.05;
  color: var(--osso);
  transition: color 0.25s ease, padding-left 0.25s ease;
}
.menu-links a:hover { color: var(--laranja); padding-left: 0.5rem; }
.menu-links a.atual { color: var(--laranja); }
.menu-rodape { margin-top: 2rem; }
.menu-rodape p { margin-top: 1.25rem; font-size: 14px; color: rgba(236, 235, 231, 0.5); }

body.menu-aberto { overflow: hidden; }

@media (prefers-reduced-motion: reduce) {
  .site-nav, .nav-inner, .nav-links a, .nav-links a::before, .nav-cta, .menu-cta,
  .nav-toggle span, .menu-mobile, .menu-links a { transition: none !important; }
}