/* Khung chung trang công cụ: mega menu từ catalog, breadcrumb, "Công cụ liên quan".
   Nạp ở include/head.php cho mọi trang. Chỉ dùng token theme (site-theme.css) ⇒ tự đúng sáng/tối. */

/* --- Mega menu "Tiện Ích" ---------------------------------- */
/* Menu rộng 980px: neo vào mép phải .container của navbar thay vì mép nút (nếu không sẽ tràn mép trái). */
@media (min-width: 992px) {
  .navbar-glass > .container { position: relative; }
  .navbar-glass .tool-mega-li { position: static; }
  .navbar-glass .tool-mega { top: 100%; right: 15px !important; max-width: calc(100% - 30px); }
}
.tool-mega { min-width: min(980px, 96vw); padding: .75rem 1rem 1rem; }
.tool-mega-search {
  position: relative; margin-bottom: .75rem;
}
.tool-mega-search i {
  position: absolute; left: .75rem; top: 50%; transform: translateY(-50%);
  color: var(--color-muted); font-size: .85rem; pointer-events: none;
}
.tool-mega-search input {
  width: 100%; padding: .5rem .75rem .5rem 2.1rem;
  border: 1px solid var(--color-border); border-radius: var(--radius-sm);
  background: var(--color-bg-card); color: var(--color-text); font-size: .9rem;
}
.tool-mega-search input:focus { outline: none; border-color: var(--color-accent); box-shadow: 0 0 0 3px var(--color-accent-dim); }
.tool-mega-grid {
  columns: 4 200px; column-gap: 1rem; /* xếp kiểu masonry: 9 danh mục dài ngắn khác nhau không để hở */
  max-height: min(70vh, 640px); overflow-y: auto; overscroll-behavior: contain;
}
.tool-mega-col { break-inside: avoid; margin-bottom: .75rem; }
.tool-mega .dropdown-item {
  display: flex; align-items: center; gap: .35rem;
  white-space: normal; line-height: 1.3; padding: .34rem .6rem;
}
.tool-mega .dropdown-item.active { background: var(--color-accent-dim); color: var(--color-accent); font-weight: 600; }
.tm-tag {
  flex-shrink: 0; font-size: .62rem; font-weight: 700; line-height: 1;
  padding: .2rem .38rem; border-radius: var(--radius-pill); letter-spacing: .02em;
}
.tm-tag--vip { background: color-mix(in srgb, var(--color-danger) 15%, transparent); color: var(--color-danger); }
.tm-tag--new { background: color-mix(in srgb, var(--color-teal) 16%, transparent); color: var(--color-teal); }
.tm-ext { margin-left: auto; font-size: .65rem; color: var(--color-muted); }
.tool-mega-empty { margin: .5rem .6rem; color: var(--color-muted); font-size: .9rem; }
.tool-mega-all {
  display: block; margin-top: .5rem; padding-top: .6rem; border-top: 1px solid var(--color-border);
  text-align: center; font-size: .85rem; font-weight: 600; color: var(--color-accent);
}
.tool-mega-all:hover { color: var(--color-accent-hover); text-decoration: none; }
@media (max-width: 991px) {
  .tool-mega { padding: .6rem .25rem; max-height: none; overflow: visible; } /* tránh 2 thanh cuộn lồng nhau */
  .tool-mega-grid { max-height: none; columns: 2; column-gap: .5rem; }
}
@media (max-width: 420px) { .tool-mega-grid { columns: 1; } }

/* --- Breadcrumb -------------------------------------------- */
.site-breadcrumb { font-size: .82rem; color: var(--color-muted); }
.site-breadcrumb ol {
  display: flex; flex-wrap: wrap; align-items: center; gap: .1rem;
  list-style: none; margin: 0; padding: .6rem 0 0;
}
.site-breadcrumb li { display: inline-flex; align-items: center; min-width: 0; }
.site-breadcrumb li + li::before { content: '›'; margin: 0 .45rem; color: var(--color-border-strong); }
.site-breadcrumb a { color: var(--color-soft); }
.site-breadcrumb a:hover { color: var(--color-accent); text-decoration: none; }
.site-breadcrumb [aria-current] {
  color: var(--color-text); font-weight: 600;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 70vw;
}

/* --- Công cụ liên quan ------------------------------------- */
.site-related-tools { margin: 2.5rem 0 0; }
.container .site-related-tools > .container { padding: 0; max-width: none; } /* gọi giữa nội dung trang */
.site-related-tools h2 { font-size: 1.1rem; font-weight: 700; margin: 0 0 .9rem; color: var(--color-text); }
.site-related-tools h2 i { color: var(--color-accent); }
.srt-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: .75rem; }
.srt-item {
  display: flex; align-items: flex-start; gap: .75rem; padding: .85rem 1rem;
  background: var(--color-bg-card); border: 1px solid var(--color-border); border-radius: var(--radius-md);
  color: inherit; text-decoration: none !important;
  transition: border-color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
}
.srt-item:hover { border-color: var(--color-accent); transform: translateY(-2px); box-shadow: 0 6px 18px var(--color-accent-dim); color: inherit; }
.srt-icon {
  flex-shrink: 0; width: 38px; height: 38px; border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  background: var(--color-accent-dim); color: var(--color-accent);
}
.srt-body { min-width: 0; }
.srt-title { display: block; font-weight: 700; font-size: .92rem; line-height: 1.3; color: var(--color-text); }
.srt-desc {
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
  margin-top: .2rem; font-size: .8rem; line-height: 1.4; color: var(--color-muted);
}
.srt-all { display: inline-block; margin-top: .9rem; font-size: .88rem; font-weight: 600; color: var(--color-accent); }
.srt-all:hover { color: var(--color-accent-hover); text-decoration: none; }
@media (max-width: 575px) {
  .srt-grid { grid-template-columns: 1fr; gap: .5rem; }
  .srt-item { padding: .7rem .85rem; }
}