/* =========================================================================
   DUPOMA – Bệnh lý: tra cứu (archive/home) + chi tiết (single)
   Phụ thuộc tokens trong style.css
   ========================================================================= */

/* ---------- 1. KHỐI TRA CỨU (dùng chung archive & trang chủ) ---------- */
.dp-lookup { background: var(--dp-bg); }
.dp-lookup--home { background: transparent; padding: 3.5rem 0; }
.dp-lookup__head { background: rgba(255,255,255,.92); -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px); border-bottom: 1px solid var(--dp-line); padding: 1.5rem 0 1rem; }
.dp-lookup--full .dp-lookup__head { position: sticky; top: var(--dp-sticky-top); z-index: 40; }
.dp-lookup--full .dp-lookup__head.is-stuck { box-shadow: 0 8px 24px -16px rgba(20,40,30,.3); }
.dp-lookup--home .dp-lookup__head { background: transparent; border: 0; padding: 0 0 1rem; backdrop-filter: none; }
.dp-lookup__title-row { display: flex; align-items: flex-end; justify-content: space-between; gap: 1rem; flex-wrap: wrap; margin-bottom: 1rem; }
.dp-lookup__title-row h1, .dp-lookup__title-row h2 { margin: 0; }
.dp-lookup__title-row p { margin: .3rem 0 0; color: var(--dp-muted); }
.dp-lookup--full.is-stuck-compact .dp-lookup__title-row { display: none; }

.dp-lookup__tools { display: grid; grid-template-columns: minmax(260px, 460px) 1fr; gap: .75rem 1.25rem; align-items: center; }
.dp-search { position: relative; display: flex; align-items: center; }
.dp-search svg { position: absolute; left: 1rem; width: 20px; height: 20px; color: var(--dp-green-600); pointer-events: none; }
.dp-search input[type="search"] { width: 100%; padding-left: 2.9rem; padding-right: 2.75rem; border-radius: 999px; margin: 0; min-height: 50px; background: #fff; -webkit-appearance: none; }
.dp-search input[type="search"]::-webkit-search-cancel-button { -webkit-appearance: none; }
.dp-search__clear { position: absolute; right: .55rem; width: 34px; height: 34px; border-radius: 50%; border: 0; background: #eef2ef; color: var(--dp-ink-2); display: none; align-items: center; justify-content: center; padding: 0; margin: 0; cursor: pointer; }
.dp-search__clear svg { position: static; width: 16px; height: 16px; color: inherit; }
.dp-search.has-value .dp-search__clear { display: inline-flex; }

.dp-alpha { display: flex; gap: .35rem; overflow-x: auto; -webkit-overflow-scrolling: touch; scrollbar-width: none; padding: 2px; }
.dp-alpha::-webkit-scrollbar { display: none; }
.dp-alpha button { flex: none; min-width: 40px; height: 40px; padding: 0 .75rem; border-radius: 10px; border: 1.5px solid var(--dp-line); background: #fff; color: var(--dp-ink); font-weight: 700; font-size: .92rem; cursor: pointer; margin: 0; line-height: 1; transition: .2s; font-family: var(--dp-font); }
.dp-alpha button:hover { border-color: var(--dp-green-500); color: var(--dp-green-700); }
.dp-alpha button.is-active { background: var(--dp-green-600); border-color: var(--dp-green-600); color: #fff; box-shadow: 0 6px 14px -8px rgba(47,157,89,.9); }
.dp-alpha button[disabled] { opacity: .35; cursor: default; }

.dp-lookup__groups { display: flex; gap: .4rem; flex-wrap: wrap; grid-column: 1 / -1; }
.dp-lookup__groups .dp-chip.is-active { background: var(--dp-red-500); border-color: var(--dp-red-500); color: #fff; }

.dp-lookup__status { grid-column: 1 / -1; margin: 0; font-size: .85rem; color: var(--dp-muted); min-height: 1.2em; }
.dp-lookup__status strong { color: var(--dp-green-700); }

.dp-lookup__body { padding: 1.5rem 0 3rem; }
.dp-lookup--home .dp-lookup__body { padding: 0; }
.dp-letter-group { margin-bottom: 1.75rem; scroll-margin-top: calc(var(--dp-sticky-top) + 150px); }
.dp-letter-group__head { display: flex; align-items: center; gap: .75rem; margin-bottom: .8rem; }
.dp-letter-group__head h2 { margin: 0; font-size: 1.1rem; font-weight: 800; color: #fff; width: 36px; height: 36px; border-radius: 10px; background: var(--dp-green-600); display: inline-flex; align-items: center; justify-content: center; flex: none; }
.dp-letter-group__head small { color: var(--dp-muted); font-size: .82rem; font-weight: 600; }
.dp-letter-group__head::after { content: ""; flex: 1; height: 1px; background: var(--dp-line); }
.dp-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: .85rem; }
.dp-lookup--home .dp-letter-group { margin-bottom: .85rem; }
.dp-lookup--home [data-dp-flat] { margin-bottom: .25rem; }
.dp-lookup--home .dp-letter-group__head { display: none; }
.dp-lookup--home.is-filtering .dp-letter-group__head { display: flex; }

/* Card bệnh lý: ngang, gọn, chiều cao đều */
.dp-disease-card { flex-direction: row; align-items: stretch; min-height: 108px; border-radius: 14px; }
.dp-disease-card .dp-card__media { width: 112px; flex: none; aspect-ratio: auto; border-radius: 0; }
.dp-disease-card .dp-card__media img { position: absolute; inset: 0; width: 100%; height: 100%; }
.dp-disease-card .dp-card__body { padding: .8rem .95rem .8rem .9rem; gap: .25rem; justify-content: center; }
.dp-disease-card .dp-card__title { font-size: .98rem; line-height: 1.32; }
.dp-disease-card .dp-card__desc { font-size: .82rem; -webkit-line-clamp: 2; line-height: 1.45; }
.dp-disease-card__tags { display: flex; flex-wrap: wrap; gap: .25rem; }
.dp-disease-card__tags .dp-badge { font-size: .66rem; padding: .18rem .5rem; }
.dp-disease-card .dp-card__cta { position: absolute; right: .8rem; bottom: .7rem; font-size: .78rem; opacity: 0; transform: translateX(-4px); transition: .2s; }
.dp-disease-card { position: relative; }
.dp-disease-card:hover .dp-card__cta { opacity: 1; transform: none; }
.dp-disease-card__letter { display: none; }
.dp-lookup .dp-card.is-hidden { display: none; }

.dp-lookup__empty { text-align: center; padding: 3rem 1rem; background: #fff; border: 1px dashed var(--dp-line-2); border-radius: var(--dp-radius); }
.dp-lookup__empty p { font-size: 1.05rem; color: var(--dp-muted); margin-bottom: 1rem; }
.dp-lookup__more { text-align: center; margin-top: 1.5rem; }

/* ---------- 2. CHI TIẾT BỆNH LÝ ---------- */
.dp-disease { background: var(--dp-bg); padding-bottom: 3rem; }

/* Hero */
.dp-disease__hero { background: linear-gradient(180deg, #fff 0%, var(--dp-bg) 100%); border-bottom: 1px solid var(--dp-line); padding: 1rem 0 1.75rem; }
.dp-disease__hero-grid { display: grid; grid-template-columns: 148px 1fr; gap: 1.5rem; align-items: center; }
.dp-disease__thumb { width: 148px; height: 148px; border-radius: 28px; object-fit: cover; box-shadow: var(--dp-shadow); border: 4px solid #fff; background: var(--dp-green-50); }
.dp-disease__hero h1 { margin: 0 0 .5rem; color: var(--dp-green-900); }
.dp-disease__kicker { display: inline-flex; align-items: center; gap: .4rem; font-size: .75rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--dp-red-500); margin-bottom: .4rem; }
.dp-disease__lead { color: var(--dp-ink-2); font-size: 1.02rem; margin: 0 0 .75rem; max-width: 70ch; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.dp-disease__meta { display: flex; flex-wrap: wrap; gap: .45rem; align-items: center; }
.dp-disease__meta .dp-badge svg { width: 12px; height: 12px; }

/* Thanh điều hướng section (mobile/tablet) */
.dp-subnav { position: sticky; top: var(--dp-sticky-top); z-index: 39; background: rgba(255,255,255,.95); -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px); border-bottom: 1px solid var(--dp-line); }
.dp-subnav__inner { display: flex; gap: .4rem; overflow-x: auto; -webkit-overflow-scrolling: touch; scrollbar-width: none; padding: .55rem 0; }
.dp-subnav__inner::-webkit-scrollbar { display: none; }
.dp-subnav__link { flex: none; display: inline-flex; align-items: center; gap: .35rem; min-height: 36px; padding: 0 .85rem; border-radius: 999px; background: #eef2ef; color: var(--dp-ink-2); font-size: .85rem; font-weight: 600; text-decoration: none !important; white-space: nowrap; transition: .2s; }
.dp-subnav__link.is-active { background: var(--dp-green-600); color: #fff; }
.dp-subnav__link small { font-weight: 700; opacity: .7; }

/* Layout */
.dp-disease__layout { display: grid; grid-template-columns: 300px minmax(0, 1fr); gap: 2rem; padding-top: 1.75rem; align-items: start; }
.dp-disease__aside { position: sticky; top: calc(var(--dp-sticky-top) + 1rem); display: flex; flex-direction: column; gap: 1rem; }
.dp-toc { background: #fff; border: 1px solid var(--dp-line); border-radius: var(--dp-radius); padding: .75rem; }
.dp-toc__title { font-size: .75rem; text-transform: uppercase; letter-spacing: .1em; color: var(--dp-muted); font-weight: 700; padding: .4rem .75rem .6rem; }
.dp-toc ul { list-style: none; margin: 0; padding: 0; }
.dp-toc li + li { margin-top: 2px; }
.dp-toc__link { display: flex; align-items: center; gap: .65rem; padding: .55rem .75rem; border-radius: 10px; color: var(--dp-ink-2); font-weight: 600; font-size: .92rem; text-decoration: none !important; transition: .2s; border-left: 3px solid transparent; }
.dp-toc__link:hover { background: var(--dp-green-50); color: var(--dp-green-700); }
.dp-toc__link.is-active { background: var(--dp-green-50); color: var(--dp-green-800); border-left-color: var(--dp-green-500); }
.dp-toc__icon { width: 32px; height: 32px; flex: none; border-radius: 9px; background: var(--dp-green-50); display: inline-flex; align-items: center; justify-content: center; overflow: hidden; }
.dp-toc__icon img { width: 22px; height: 22px; object-fit: contain; }
.dp-toc__icon svg { width: 18px; height: 18px; color: var(--dp-green-700); }
.dp-toc__count { margin-left: auto; font-size: .75rem; font-weight: 700; color: var(--dp-muted); background: #eef2ef; border-radius: 999px; padding: .15rem .5rem; }
.dp-toc__link.is-active .dp-toc__count { background: #fff; color: var(--dp-green-700); }

.dp-aside-cta { background: var(--dp-green-800); color: #fff; border-radius: var(--dp-radius); padding: 1.25rem; position: relative; overflow: hidden; }
.dp-aside-cta::after { content: ""; position: absolute; right: -40px; bottom: -40px; width: 140px; height: 140px; border-radius: 50%; background: rgba(73,186,111,.3); }
.dp-aside-cta h4 { color: #fff; margin: 0 0 .35rem; font-size: 1rem; }
.dp-aside-cta p { color: #cfe3d7; font-size: .85rem; margin: 0 0 .9rem; }
.dp-aside-cta .dp-btn { position: relative; z-index: 1; }
.dp-aside-cta__phone { display: block; color: #fff; font-weight: 800; font-size: 1.35rem; margin-bottom: .75rem; text-decoration: none !important; letter-spacing: .01em; }

/* Panels */
.dp-disease__main { min-width: 0; display: flex; flex-direction: column; gap: 1.25rem; }
.dp-panel { background: #fff; border: 1px solid var(--dp-line); border-radius: var(--dp-radius); padding: 1.6rem; scroll-margin-top: calc(var(--dp-sticky-top) + 64px); }
.dp-panel__head { display: flex; align-items: center; gap: .85rem; margin-bottom: 1.1rem; padding-bottom: .9rem; border-bottom: 1px solid var(--dp-line); }
.dp-panel__icon { width: 46px; height: 46px; flex: none; border-radius: 13px; background: var(--dp-green-50); display: inline-flex; align-items: center; justify-content: center; }
.dp-panel__icon img { width: 30px; height: 30px; object-fit: contain; }
.dp-panel__icon svg { width: 22px; height: 22px; color: var(--dp-green-700); }
.dp-panel__head h2 { margin: 0; font-size: 1.3rem; }
.dp-panel__head p { margin: .1rem 0 0; font-size: .85rem; color: var(--dp-muted); }
.dp-panel__count { margin-left: auto; flex: none; }
.dp-panel--overview .dp-prose > :first-child { margin-top: 0; }

/* Danh sách bài viết trong nhóm */
.dp-post-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .9rem; }
.dp-post-card { display: grid; grid-template-columns: 112px minmax(0, 1fr); gap: .9rem; align-items: stretch; min-height: 100px; background: #fff; border: 1px solid var(--dp-line); border-radius: 12px; overflow: hidden; text-decoration: none !important; color: inherit; transition: transform .2s var(--dp-ease), box-shadow .2s var(--dp-ease), border-color .2s; }
.dp-post-card:hover { transform: translateY(-2px); box-shadow: var(--dp-shadow); border-color: var(--dp-green-200); }
.dp-post-card__media { position: relative; background: var(--dp-green-50); min-height: 100px; overflow: hidden; }
.dp-post-card__media img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; display: block; margin: 0; border-radius: 0; opacity: 1; }
.dp-post-card__media img.lazy:not([src^="http"]) { background: var(--dp-green-50); }
.dp-post-card__body { padding: .7rem .85rem .7rem 0; display: flex; flex-direction: column; gap: .3rem; min-width: 0; justify-content: center; }
.dp-post-card__body > * { margin: 0; }
.dp-post-card__meta { display: inline-flex; align-items: center; gap: .3rem; }
.dp-post-card__meta svg { width: 13px; height: 13px; }
.dp-post-card__title { font-size: .95rem; font-weight: 700; margin: 0; line-height: 1.35; color: var(--dp-ink); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.dp-post-card:hover .dp-post-card__title { color: var(--dp-green-700); }
.dp-post-card__desc { font-size: .82rem; color: var(--dp-muted); margin: 0; line-height: 1.5; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.dp-post-card__meta { margin-top: auto; font-size: .74rem; color: var(--dp-muted); }
.dp-panel__more { text-align: center; margin-top: 1.1rem; }

/* Bệnh lý liên quan trong single */
.dp-related-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .85rem; }
@media (max-width: 640px) { .dp-related-grid { grid-template-columns: 1fr; } }

/* Tra cứu nhanh cuối trang */
.dp-quick-lookup { background: linear-gradient(135deg, var(--dp-green-50), #fff); }
.dp-quick-lookup form { display: flex; gap: .5rem; margin: 0 0 1rem; }
.dp-quick-lookup .dp-search { flex: 1; }
.dp-quick-lookup .dp-alpha { flex-wrap: wrap; overflow: visible; }
.dp-quick-lookup .dp-alpha a { display: inline-flex; align-items: center; justify-content: center; min-width: 38px; height: 38px; padding: 0 .6rem; border-radius: 9px; border: 1.5px solid var(--dp-line); background: #fff; color: var(--dp-ink); font-weight: 700; font-size: .88rem; text-decoration: none !important; transition: .2s; }
.dp-quick-lookup .dp-alpha a:hover { border-color: var(--dp-green-500); color: var(--dp-green-700); }

/* ---------- 3. RESPONSIVE ---------- */
@media (max-width: 1199px) {
  .dp-disease__layout { grid-template-columns: 260px minmax(0, 1fr); gap: 1.5rem; }
}
@media (max-width: 1023px) {
  .dp-disease__layout { grid-template-columns: 1fr; padding-top: 1.25rem; }
  .dp-disease__aside { position: static; display: none; }
  .dp-disease__aside .dp-aside-cta { display: none; }
  .dp-lookup__tools { grid-template-columns: 1fr; }
  .dp-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .dp-post-list { grid-template-columns: 1fr; }
  .dp-panel { padding: 1.25rem; }
}
@media (min-width: 1024px) {
  .dp-subnav { display: none; }
}
@media (max-width: 640px) {
  .dp-disease__hero { padding: .75rem 0 1.25rem; }
  .dp-disease__hero-grid { grid-template-columns: 1fr; gap: 1rem; }
  .dp-disease__thumb { width: 100%; height: auto; aspect-ratio: 16 / 9; border-radius: var(--dp-radius); }
  .dp-disease__lead { -webkit-line-clamp: 4; font-size: .97rem; }
  .dp-panel { padding: 1.1rem; border-radius: 12px; }
  .dp-panel__head { gap: .65rem; margin-bottom: .9rem; }
  .dp-panel__icon { width: 40px; height: 40px; border-radius: 11px; }
  .dp-panel__icon img { width: 26px; height: 26px; }
  .dp-panel__head h2 { font-size: 1.12rem; }
  .dp-post-card { grid-template-columns: 96px minmax(0, 1fr); gap: .7rem; min-height: 88px; }
  .dp-post-card__media { min-height: 88px; }
  .dp-post-card__body { padding: .6rem .7rem .6rem 0; }
  .dp-post-card__desc { display: none; }
  .dp-lookup__head { padding: 1rem 0 .75rem; }
  .dp-lookup--home { padding: 2.25rem 0; }
  .dp-grid { grid-template-columns: 1fr; gap: .7rem; }
  .dp-disease-card { min-height: 92px; }
  .dp-disease-card .dp-card__media { width: 96px; }
  .dp-disease-card .dp-card__body { padding: .65rem .8rem; }
  .dp-disease-card .dp-card__title { font-size: .95rem; }
  .dp-disease-card .dp-card__desc { -webkit-line-clamp: 1; }
  .dp-disease-card .dp-card__cta { display: none; }
  .dp-search input[type="search"] { min-height: 48px; }
  .dp-quick-lookup form { flex-wrap: wrap; }
  .dp-quick-lookup form .dp-btn { flex: 1 1 100%; }
}