/* Khối "Trụ sở + hệ thống chi nhánh" trên /tin-tuc. Bố cục theo auto365 (2 thẻ cạnh nhau, mobile xếp dọc).
   Đổi màu thương hiệu: sửa 4 biến --bb-* ở .bb-pair. */
.bb-pair {
  --bb-accent: #f5b800; /* vàng GTR */
  --bb-accent-dark: #111111; /* chữ nhấn: đen */
  --bb-region-2: #111111;
  --bb-region-3: #b07d00;
  --bb-text: #1f2937;
  --bb-muted: #6b7280;
  --bb-border: #e5e7eb;
  --bb-sunken: #f8fafc;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 24px;
  margin: 24px 0;
  color: var(--bb-text);
  font-size: 14px;
  line-height: 1.4;
  clear: both;
}
.bb-pair *, .bb-pair *::before, .bb-pair *::after { box-sizing: border-box; }
.bb-panel {
  position: relative;
  display: flex;
  flex-direction: column;
  min-width: 0;
  padding: 20px;
  border: 1px solid var(--bb-border);
  border-radius: 12px;
  background: #fff;
}
.bb-svg { width: 1em; height: 1em; flex: none; }

/* Đầu thẻ: ô icon + tiêu đề 1 dòng + dòng phụ */
.bb-head { display: flex; align-items: center; gap: 12px; min-width: 0; }
.bb-head-ico, .bb-fact-ico {
  display: grid;
  place-items: center;
  flex: none;
  color: var(--bb-accent);
  background: color-mix(in srgb, var(--bb-accent) 10%, #fff);
}
.bb-head-ico { width: 44px; height: 44px; border-radius: 12px; font-size: 24px; }
.bb-head-text { flex: 1; min-width: 0; }
.bb-pair .bb-head-title {
  margin: 0;
  color: var(--bb-text);
  font-size: 18px;
  font-weight: 600;
  line-height: 1.3;
  letter-spacing: normal;
  text-transform: none;
}
.bb-pair .bb-head-title em { font-style: normal; color: var(--bb-accent-dark); }
.bb-head-sub { margin: 4px 0 0; color: var(--bb-muted); font-size: 14px; line-height: 1.35; }

/* Thẻ Trụ sở */
.bb-facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin: 16px 0 0;
  padding: 0;
  border-top: 1px solid var(--bb-border);
  list-style: none;
}
.bb-facts li {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0;
  padding: 12px 12px 12px 0;
  color: var(--bb-muted);
  font-size: 12px;
  line-height: 1.35;
}
.bb-facts li:nth-child(2n) { border-left: 1px solid var(--bb-border); padding-left: 16px; }
.bb-facts li:nth-child(n + 3) { border-top: 1px solid var(--bb-border); }
.bb-facts strong { display: block; color: var(--bb-text); font-size: 14px; font-weight: 500; }
.bb-fact-ico { width: 36px; height: 36px; border-radius: 8px; font-size: 20px; }

.bb-actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: auto; padding-top: 12px; }
.bb-actions .bb-btn { flex: 1 1 0; white-space: nowrap; }
.bb-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  padding: 0 16px;
  border: 1px solid var(--bb-border);
  border-radius: 8px;
  background: #fff;
  color: var(--bb-text);
  font: inherit;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
}
.bb-btn:hover { border-color: var(--bb-accent); color: var(--bb-text); text-decoration: none; }
.bb-btn .bb-svg { width: 18px; height: 18px; color: var(--bb-accent); }
.bb-btn--maps .bb-svg { color: #ea4335; }
.bb-btn--primary { border-color: var(--bb-accent); background: var(--bb-accent); color: #111; }
.bb-btn--primary:hover { background: #111; border-color: #111; color: var(--bb-accent); }

/* Thẻ phủ sóng */
.bb-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  flex: none;
  min-height: 40px;
  padding: 0 14px;
  border: 1px solid color-mix(in srgb, var(--bb-accent) 28%, #fff);
  border-radius: 8px;
  background: color-mix(in srgb, var(--bb-accent) 8%, #fff);
  color: var(--bb-accent-dark);
  font: inherit;
  font-weight: 600;
  cursor: pointer;
}
.bb-chip .bb-svg { width: 18px; height: 18px; }
.bb-find-wrap { position: relative; padding-top: 16px; }
.bb-find { display: flex; gap: 8px; margin: 0; }
.bb-find-control {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 1 1 auto;
  min-width: 0;
  min-height: 44px;
  margin: 0;
  padding: 0 12px;
  border: 1px solid var(--bb-border);
  border-radius: 8px;
  background: #fff;
  color: var(--bb-muted);
  font-size: 18px;
}
.bb-find-control:focus-within { border-color: var(--bb-accent); }
.bb-find-input {
  flex: 1;
  min-width: 0;
  height: 40px;
  padding: 0;
  border: 0;
  outline: 0;
  background: none;
  color: var(--bb-text);
  font: inherit;
  font-size: 14px;
}
.bb-find .bb-btn { flex: none; }

.bb-regions {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  flex: 1 1 auto;
  margin-top: 16px;
}
.bb-region {
  display: grid;
  gap: 4px;
  align-content: space-between;
  padding: 12px 16px;
  border: 1px solid var(--bb-border);
  border-radius: 8px;
  background: var(--bb-sunken);
  color: var(--bb-text);
  text-decoration: none;
  transition: border-color .15s, transform .15s;
}
.bb-region:hover { border-color: var(--bb-region); color: var(--bb-text); text-decoration: none; transform: translateY(-2px); }
.bb-region--1 { --bb-region: var(--bb-accent); --bb-region-text: var(--bb-accent-dark); }
.bb-region--2 { --bb-region: var(--bb-region-2); --bb-region-text: var(--bb-region-2); }
.bb-region--3 { --bb-region: var(--bb-region-3); --bb-region-text: #7a5600; }
.bb-region-index { color: var(--bb-region); font-size: 16px; font-weight: 700; line-height: 1; opacity: .4; }
.bb-region-name {
  margin-top: 12px;
  color: var(--bb-muted);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .07em;
  text-transform: uppercase;
}
.bb-region-count { color: var(--bb-region-text); font-size: 18px; font-weight: 600; line-height: 1.2; }

/* Popup gợi ý nổi dưới ô tìm */
.bb-find-pop {
  position: absolute;
  inset: calc(100% + 4px) 0 auto;
  z-index: 30;
  max-height: min(420px, 60vh);
  overflow-y: auto;
  padding: 4px;
  border: 1px solid var(--bb-border);
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 8px 24px rgb(15 23 42 / 14%);
}
.bb-find-pop[hidden] { display: none; }
.bb-find-group, .bb-find-msg { margin: 0; padding: 8px 12px 4px; color: var(--bb-muted); font-size: 12px; }
.bb-find-item { display: flex; align-items: center; }
.bb-find-main {
  display: flex;
  flex: 1 1 auto;
  align-items: center;
  gap: 12px;
  width: 100%;
  min-width: 0;
  min-height: 44px;
  padding: 8px 12px;
  border: 0;
  border-radius: 4px;
  background: none;
  color: var(--bb-text);
  font: inherit;
  text-align: left;
  text-decoration: none;
  cursor: pointer;
}
.bb-find-main > .bb-svg { color: var(--bb-accent); font-size: 18px; }
.bb-find-main > span { display: grid; min-width: 0; line-height: 1.35; }
.bb-find-main b { font-weight: 600; }
.bb-find-main small { overflow: hidden; color: var(--bb-muted); font-size: 12px; white-space: nowrap; text-overflow: ellipsis; }
.bb-find-main:hover, .bb-find-main.is-active { background: var(--bb-sunken); color: var(--bb-text); text-decoration: none; }
.bb-find-act {
  display: grid;
  flex: none;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 4px;
  color: var(--bb-accent);
  font-size: 18px;
}
.bb-find-act:hover { background: var(--bb-sunken); color: var(--bb-accent); }
.bb-find-head {
  position: sticky;
  top: -4px;
  z-index: 1;
  margin: -4px -4px 0;
  padding: 4px 40px 0 4px;
  border-bottom: 1px solid var(--bb-border);
  background: #fff;
}
.bb-find-x {
  position: absolute;
  top: 4px;
  right: 4px;
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border: 0;
  border-radius: 4px;
  background: none;
  color: var(--bb-muted);
  cursor: pointer;
}
.bb-find-x:hover { background: var(--bb-sunken); color: var(--bb-text); }
.bb-find-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); }
.bb-find-more {
  display: block;
  padding: 8px 12px;
  border-top: 1px solid var(--bb-border);
  color: var(--bb-accent-dark);
  font-weight: 600;
  text-decoration: none;
}
.bb-find-more:hover { color: var(--bb-accent-dark); text-decoration: underline; }

@media (max-width: 1100px) {
  .bb-pair { grid-template-columns: minmax(0, 1fr); }
  .bb-facts { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .bb-facts li:nth-child(n) { border-top: 0; border-left: 0; padding-left: 0; }
  .bb-facts li:nth-child(n + 2) { border-left: 1px solid var(--bb-border); padding-left: 12px; }
}
@media (max-width: 760px) {
  .bb-pair { gap: 12px; margin: 12px 0; }
  .bb-actions .bb-btn:first-child { flex-basis: 100%; }
}
@media (max-width: 700px) {
  .bb-facts { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .bb-facts li:nth-child(n) { border-left: 0; padding-left: 0; }
  .bb-facts li:nth-child(2n) { border-left: 1px solid var(--bb-border); padding-left: 12px; }
  .bb-facts li:nth-child(n + 3) { border-top: 1px solid var(--bb-border); }
}
@media (max-width: 600px) {
  .bb-panel { padding: 16px; }
  .bb-pair .bb-head-title { font-size: 16px; }
  .bb-head { align-items: flex-start; }
  .bb-coverage .bb-head { flex-wrap: wrap; }
  .bb-coverage .bb-head-text { flex-basis: calc(100% - 56px); }
  .bb-coverage .bb-chip { margin-left: 56px; }
  .bb-facts li { align-items: flex-start; gap: 8px; }
  .bb-fact-ico { width: 32px; height: 32px; font-size: 17px; }
  .bb-regions { gap: 8px; }
  .bb-region { padding: 12px; }
  .bb-region-name { margin-top: 4px; font-size: 11px; letter-spacing: .02em; }
  .bb-region-count { font-size: 15px; }
}