/* ==========================================================================
   Estrutura: container, seções, cabeçalho, menu, rodapé
   ========================================================================== */

.container { width: 100%; max-width: var(--container); margin-inline: auto; padding-left: max(var(--gutter), env(safe-area-inset-left, 0px)); padding-right: max(var(--gutter), env(safe-area-inset-right, 0px)); }

.section { position: relative; padding-block: clamp(4.5rem, 10vw, 8.5rem); }
.section--light { background: var(--white); color: var(--ink); }
.section--paper { background: var(--paper); color: var(--ink); }
.section--dark { background: var(--black); color: var(--white); }

.section-head { display: grid; gap: 1.25rem; margin-bottom: clamp(2.5rem, 5vw, 4rem); max-width: 52rem; }
.section-head__text { font-size: var(--fs-lg); line-height: 1.5; color: var(--ink-soft); max-width: 38rem; }
.section-head--split { max-width: none; }
@media (min-width: 900px) {
  .section-head--split { grid-template-columns: 1fr 1fr; align-items: end; }
}

/* ---------- cabeçalho ---------- */
.site-header {
  position: fixed; inset: 0 0 auto; z-index: 50;
  padding-top: env(safe-area-inset-top, 0px);
  color: var(--white);
  transition: background-color 0.35s var(--ease), color 0.35s var(--ease), box-shadow 0.35s var(--ease), transform 0.35s var(--ease);
}
.site-header__inner {
  display: flex; align-items: center; gap: 1.5rem;
  height: var(--header-h);
  max-width: calc(var(--container) + 8rem); margin-inline: auto;
  padding-left: max(var(--gutter), env(safe-area-inset-left, 0px)); padding-right: max(var(--gutter), env(safe-area-inset-right, 0px));
}
.site-header.is-scrolled { background: rgba(0, 0, 0, 0.86); -webkit-backdrop-filter: blur(14px) saturate(1.4); backdrop-filter: blur(14px) saturate(1.4); box-shadow: 0 1px 0 var(--line-dark); }

.brand { display: flex; align-items: center; gap: 0.7rem; text-decoration: none; margin-right: auto; min-height: 44px; }
.brand__logo { width: 44px; height: 44px; border-radius: 50%; }
.brand__name {
  font-family: var(--font-display); font-weight: 800; font-style: italic; text-transform: uppercase;
  font-size: 1.15rem; line-height: 0.95; letter-spacing: 0.01em;
}
.brand__name span { display: block; color: var(--white); }
.brand__name span::after { content: ''; display: block; height: 2px; margin-top: 3px; background: var(--red); transform: skewX(var(--slant)); }

.site-nav { display: flex; gap: 0.25rem; }
.site-nav a {
  position: relative; display: flex; align-items: center; min-height: 44px; padding-inline: 0.85rem;
  font-family: var(--font-display); font-weight: 600; font-size: 1.125rem; letter-spacing: 0.02em;
  text-decoration: none;
}
.site-nav a::after {
  content: ''; position: absolute; left: 0.85rem; right: 0.85rem; bottom: 8px; height: 2px;
  background: var(--red); transform: scaleX(0) skewX(var(--slant)); transform-origin: left;
  transition: transform 0.25s var(--ease);
}
.site-nav a:hover::after, .site-nav a[aria-current='true']::after { transform: scaleX(1) skewX(var(--slant)); }
.icon-btn { display: grid; place-items: center; width: 44px; height: 44px; border-radius: 50%; transition: background-color 0.2s; }
.icon-btn:hover { background: rgba(227, 6, 19, 0.28); color: #fff; }
.icon-btn { color: #fff; border: 1.5px solid rgba(255, 255, 255, 0.25); }
.icon-btn:hover { border-color: var(--red); }
.icon-btn .icon { width: 22px; height: 22px; }

/* celular: só marca, Instagram e WhatsApp (os botões da abertura levam às seções) */
@media (max-width: 760px) {
  .site-nav { display: none; }
  .site-header__inner { gap: 0.5rem; }
  .site-header .btn--wa span { display: none; }
  .site-header .btn--wa { padding-inline: 0.9rem; }
}
@media (max-width: 360px) { .brand__name { font-size: 1rem; } }

/* ---------- rodapé ---------- */
.site-footer { background: var(--black); color: #fff; border-top: 1px solid var(--line-dark); }
.site-footer__inner { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 1.5rem 3rem; padding-block: clamp(2.5rem, 6vw, 4rem); }
.site-footer__brand { display: flex; align-items: center; gap: 1rem; }
.site-footer__brand img { border-radius: 50%; flex: none; }
.site-footer__name { font-family: var(--font-display); font-weight: 800; font-style: italic; text-transform: uppercase; font-size: 1.5rem; color: var(--white); line-height: 1; }
.site-footer__place { display: flex; align-items: center; gap: 0.45rem; margin-top: 0.4rem; font-size: var(--fs-sm); }
.site-footer__place .icon { color: var(--red); width: 1.05em; height: 1.05em; }
.site-footer__links { display: grid; gap: 0.1rem; }
.site-footer__links a { display: inline-flex; align-items: center; gap: 0.6rem; min-height: 44px; text-decoration: none; color: var(--white); }
.site-footer__links a:hover { text-decoration: underline; text-decoration-color: var(--red); text-underline-offset: 0.3em; }
.site-footer__legal { display: grid; gap: 0.35rem; padding-block: 1.25rem calc(1.25rem + env(safe-area-inset-bottom)); border-top: 1px solid var(--line-dark); font-size: 0.875rem; color: rgba(255, 255, 255, 0.85); }