/* Navbar premium: três áreas independentes (logo, navegação e ações). */
:root {
  --navbar-fixed-space: 112px;
}

html {
  scroll-padding-top: var(--navbar-fixed-space);
}

body {
  padding-top: 0;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  width: 100%;
  z-index: 1100;
  padding: 14px clamp(18px, 3vw, 42px);
  background: transparent;
  border: 0;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  transition: padding .3s ease, transform .3s ease;
}

.site-header .header-inner {
  width: min(100%, 1500px);
  max-width: 1500px;
  min-height: 72px;
  height: auto;
  margin: 0 auto;
  padding: 10px 16px;
  display: grid;
  grid-template-columns: minmax(170px, 1fr) auto minmax(220px, 1fr);
  align-items: center;
  column-gap: clamp(28px, 3vw, 58px);
  background: transparent;
  border: 1px solid transparent;
  border-radius: 999px;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  box-shadow: none;
  transition: min-height .3s ease, padding .3s ease, background .3s ease,
    border-color .3s ease, box-shadow .3s ease, backdrop-filter .3s ease,
    border-radius .3s ease;
}

.site-header .logo {
  justify-self: start;
  display: inline-flex;
  align-items: center;
  margin: 0;
}

.site-header .logo img {
  display: block;
  width: auto;
  max-width: 142px;
  max-height: 48px;
  object-fit: contain;
  transition: max-width .3s ease, max-height .3s ease;
}

.site-header .main-nav {
  justify-self: center;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  margin: 0;
}

.site-header .nav-link {
  min-height: 42px;
  padding: 0 clamp(11px, 1vw, 18px);
  transition: min-height .3s ease, padding .3s ease, font-size .3s ease;
}

.site-header .header-actions {
  justify-self: end;
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: max-content;
  margin: 0;
}

.mobile-nav-panel,
.mobile-nav-backdrop {
  display: none;
}

/* Ao iniciar a rolagem, encosta no topo e fica mais compacta. */
.site-header.is-scrolled {
  padding: 0 clamp(18px, 3vw, 42px) 6px;
  background: transparent;
  border: 0;
  box-shadow: none;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}

.site-header.is-scrolled .header-inner {
  min-height: 54px;
  padding: 4px 14px;
  background: rgba(10, 10, 13, .88);
  border-color: rgba(255, 255, 255, .14);
  border-radius: 0 0 22px 22px;
  backdrop-filter: blur(16px) saturate(135%);
  -webkit-backdrop-filter: blur(16px) saturate(135%);
  box-shadow: 0 12px 34px rgba(0, 0, 0, .32);
}

.site-header.is-scrolled .logo img {
  max-width: 118px;
  max-height: 38px;
}

.site-header.is-scrolled .nav-link {
  min-height: 36px;
  padding-left: 11px;
  padding-right: 11px;
  font-size: 11px;
}

/* Mantém a primeira seção visível sob a navbar transparente. */
body > main,
body > section:first-of-type,
body > .page-wrapper:first-of-type {
  position: relative;
  z-index: 0;
}

@media (max-width: 1360px) {
  .site-header {
    padding-left: 18px;
    padding-right: 18px;
  }

  .site-header .header-inner {
    grid-template-columns: minmax(135px, .8fr) auto minmax(180px, .8fr);
    column-gap: 18px;
    padding-left: 14px;
    padding-right: 14px;
  }

  .site-header .logo img {
    max-width: 124px;
  }

  .site-header .nav-link {
    padding-left: 10px;
    padding-right: 10px;
    font-size: 11px;
  }
}

@media (max-width: 1050px) {
  :root {
    --navbar-fixed-space: 86px;
  }

  .site-header {
    padding: 10px 12px;
  }

  .site-header .header-inner {
    display: flex;
    justify-content: space-between;
    min-height: 58px;
    padding: 7px 12px;
    border-radius: 26px;
  }

  .site-header.is-scrolled {
    padding: 0 12px 5px;
  }

  .site-header.is-scrolled .header-inner {
    display: flex;
    justify-content: space-between;
    min-height: 50px;
    padding: 4px 10px;
    border-radius: 0 0 20px 20px;
  }

  .site-header .main-nav {
    display: none;
  }

  .site-header .logo img {
    max-width: 112px;
    max-height: 42px;
  }

  .site-header.is-scrolled .logo img {
    max-width: 96px;
    max-height: 34px;
  }
}

@media (max-width: 640px) {
  :root {
    --navbar-fixed-space: 80px;
  }

  .site-header {
    padding: 8px;
  }

  .site-header .header-inner {
    min-height: 56px;
    padding: 6px 8px 6px 12px;
    border-radius: 22px;
    gap: 8px;
  }

  .site-header.is-scrolled {
    padding: 0 8px 4px;
  }

  .site-header.is-scrolled .header-inner {
    min-height: 48px;
    padding: 3px 7px 3px 10px;
    border-radius: 0 0 18px 18px;
    gap: 6px;
  }

  .site-header .logo-vi {
    flex: 0 0 auto;
  }

  .site-header .vi-mark {
    width: 43px;
    height: auto;
    transition: width .3s ease;
  }

  .site-header.is-scrolled .vi-mark {
    width: 36px;
  }

  .site-header .header-actions {
    gap: 6px;
    min-width: 0;
  }

  .site-header .btn-login,
  .site-header .icon-btn {
    width: 40px;
    min-width: 40px;
    height: 40px;
    padding: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: width .3s ease, min-width .3s ease, height .3s ease;
  }

  .site-header.is-scrolled .btn-login,
  .site-header.is-scrolled .icon-btn {
    width: 36px;
    min-width: 36px;
    height: 36px;
  }

  .site-header .btn-login .user-button-label {
    display: none;
  }

  .site-header .btn-login .icon {
    width: 19px;
    height: 19px;
    margin: 0;
  }

  .site-header .header-search-form {
    position: static;
  }

  .site-header .header-search-input {
    position: absolute;
    top: calc(100% + 8px);
    left: 8px;
    right: 8px;
    width: auto;
    height: 48px;
    padding: 0 50px 0 16px;
    background: rgba(10, 10, 13, .98);
    border: 1px solid rgba(255, 255, 255, .16);
    border-radius: 16px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: .2s ease;
    z-index: 1003;
  }

  .site-header .header-search-form.active .header-search-input {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }

  .site-header .search-results-box {
    position: absolute;
    top: calc(100% + 62px);
    left: 8px;
    right: 8px;
    width: auto;
    max-height: min(60vh, 460px);
    overflow-y: auto;
    z-index: 1004;
  }

  .site-header .menu-toggle {
    display: inline-flex;
  }

  .mobile-nav-backdrop {
    display: block;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, .66);
    opacity: 0;
    visibility: hidden;
    transition: .25s ease;
    z-index: 1098;
  }

  .mobile-nav-panel {
    display: flex;
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: min(84vw, 340px);
    padding: 22px 18px 30px;
    flex-direction: column;
    gap: 4px;
    background: #0b0b0e;
    border-left: 1px solid rgba(255, 255, 255, .12);
    box-shadow: -24px 0 60px rgba(0, 0, 0, .45);
    transform: translateX(105%);
    transition: transform .28s ease;
    z-index: 1099;
  }

  .site-header.mobile-menu-open .mobile-nav-panel {
    transform: translateX(0);
  }

  .site-header.mobile-menu-open .mobile-nav-backdrop {
    opacity: 1;
    visibility: visible;
  }

  .mobile-nav-head {
    min-height: 54px;
    margin-bottom: 12px;
    padding-bottom: 14px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid rgba(255, 255, 255, .1);
    color: #fff;
    font-family: "Oswald", sans-serif;
    font-weight: 800;
    letter-spacing: .12em;
  }

  .mobile-nav-close {
    width: 40px;
    height: 40px;
    border: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, .08);
    color: #fff;
    font-size: 30px;
    line-height: 1;
    cursor: pointer;
  }

  .mobile-nav-panel > a {
    padding: 15px 14px;
    border-radius: 12px;
    color: #fff;
    font-family: "Oswald", sans-serif;
    font-size: 16px;
    font-weight: 700;
    letter-spacing: .06em;
    text-decoration: none;
  }

  .mobile-nav-panel > a:hover,
  .mobile-nav-panel > a.active {
    background: rgba(255, 255, 255, .08);
    color: #ffc400;
  }

  .mobile-nav-panel .mobile-store-link {
    margin-top: 8px;
    background: #e83a8e;
    color: #fff;
    text-align: center;
  }

  body.mobile-nav-locked {
    overflow: hidden;
  }
}