/**
 * Header search
 * Desktop (>=993px): icon nằm giữa menu chính và hotline; click -> menu ẩn, ô tìm kiếm trượt vào chỗ menu.
 * Mobile (<=992px): icon nằm cạnh nút hamburger; click -> form xổ xuống dưới header.
 * Breakpoint 992px khớp với các rule header hiện có trong styles.min.css.
 */
.header-search {
  position: relative;
  display: flex;
  flex-shrink: 0;
  align-items: center;
  margin: 0 12px 0 8px;
}

.header-search__toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 0;
  border-radius: 10px;
  background-color: #f5f5f5;
  color: #282828;
  cursor: pointer;
  transition: background-color 0.2s ease, color 0.2s ease;
}

.header-search__toggle:hover,
.header-search.is-open .header-search__toggle {
  background-color: #ffc709;
  color: #262626;
}

.header-search__toggle:focus {
  outline: none;
}

.header-search__toggle:focus-visible {
  box-shadow: 0 0 0 3px rgba(255, 199, 9, 0.45);
}

.header-search__toggle svg {
  display: block;
  width: 20px;
  height: 20px;
}

.header-search__icon-close,
.header-search.is-open .header-search__icon-search {
  display: none !important;
}

.header-search.is-open .header-search__icon-close {
  display: block !important;
}

.header-search__form {
  position: absolute;
  z-index: 1001;
  margin: 0;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s ease, transform 0.25s ease, visibility 0.25s;
}

.header-search.is-open .header-search__form {
  opacity: 1;
  visibility: visible;
}

.header-search__field {
  display: flex;
  align-items: center;
  padding: 2px;
  border: 2px solid #ffc709;
  border-radius: 10px;
  background-color: #fff;
}

.header-search__input {
  flex: 1 1 auto;
  min-width: 0;
  height: 36px;
  padding: 0 12px;
  border: 0;
  background: transparent;
  color: #282828;
  font-family: inherit;
  font-size: 15px;
  -webkit-appearance: none;
  appearance: none;
}

.header-search__input:focus {
  outline: none;
}

.header-search__input::placeholder {
  color: #888;
  opacity: 1;
}

.header-search__submit {
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  padding: 0;
  border: 0;
  border-radius: 8px;
  background-color: #ffc709;
  color: #262626;
  cursor: pointer;
  transition: filter 0.2s ease;
}

.header-search__submit:hover {
  filter: brightness(0.95);
}

.header-search__submit:focus {
  outline: none;
}

.header-search__submit:focus-visible {
  box-shadow: 0 0 0 3px rgba(255, 199, 9, 0.45);
}

.header-search__submit svg {
  display: block;
  width: 18px;
  height: 18px;
}

/* Desktop */
@media (min-width: 993px) {
  /* Menu căn giữa giữa logo và cụm search + hotline (giữ bố cục như trước khi tách hotline khỏi collapse) */
  .primary-nav #primary-menu {
    margin-right: auto;
    transition: opacity 0.2s ease, visibility 0.2s;
  }

  .primary-nav.search-open #primary-menu {
    opacity: 0;
    visibility: hidden;
  }

  .header-search__form {
    top: 50%;
    right: calc(100% + 10px);
    width: 440px;
    transform: translate(16px, -50%);
  }

  .header-search.is-open .header-search__form {
    transform: translate(0, -50%);
  }

  .header-search__field {
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
  }
}

/* Desktop hẹp: thu padding menu để bù chỗ cho icon search, giữ logo + hotline không bị bóp/xuống dòng */
@media (min-width: 993px) and (max-width: 1399px) {
  .primary-nav .navbar-brand,
  .primary-nav .hotline-nav {
    flex-shrink: 0;
  }

  .primary-nav #primary-menu .nav-link {
    padding-left: 14px;
    padding-right: 14px;
  }
}

@media (min-width: 993px) and (max-width: 1199px) {
  .primary-nav #primary-menu .nav-link {
    padding-left: 10px;
    padding-right: 10px;
  }

  .header-search__form {
    width: 360px;
  }
}

/* Mobile + tablet */
@media (max-width: 992px) {
  .header-search {
    position: static;
    order: 1;
    margin: 0 14px 0 auto;
  }

  .primary-nav .navbar-toggler {
    order: 2;
  }

  .header-search__toggle {
    width: 38px;
    height: 38px;
  }

  .header-search__toggle svg {
    width: 18px;
    height: 18px;
  }

  .header-search__form {
    top: 100%;
    right: 0;
    left: 0;
    padding: 12px 15px 16px;
    border-radius: 0 0 16px 16px;
    background-color: #fff;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transform: translateY(-8px);
  }

  .header-search.is-open .header-search__form {
    transform: translateY(0);
  }

  /* 16px để iOS không tự zoom khi focus */
  .header-search__input {
    font-size: 16px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .header-search__toggle,
  .header-search__form,
  .primary-nav #primary-menu {
    transition: none;
  }
}