/* ============================================================
   HKU JC ESGRI — Research Database page
   Scoped under #db-root. !important is used on layout/colour
   props because the live site loads 69+ theme/plugin stylesheets.
   ============================================================ */

#db-root,
#db-root *,
#db-root *::before,
#db-root *::after { box-sizing: border-box; }

#db-root {
  --db-navy:        #0c2747;   /* hero / deep navy            */
  --db-navy-text:   #00224c;   /* provider name on light card */
  --db-title:       #15397b;   /* db title / headings         */
  --db-body:        #3a3f47;   /* body copy on light          */
  --db-card-dark-a: #001c4b;   /* S&P gradient start          */
  --db-card-dark-b: #2a3c66;   /* S&P gradient end            */
  --db-link:        #15397b;

  font-family: inherit;
  color: var(--db-body);
  line-height: 1.6;
}

/* ---------- Hero (full-bleed) ---------- */
.db-hero {
  position: relative !important;
  width: 100vw !important;
  left: 50% !important;
  right: 50% !important;
  margin-left: -50vw !important;
  margin-right: -50vw !important;
  min-height: 380px !important;
  display: flex !important;
  align-items: center !important;
  background-color: var(--db-navy) !important;
  background-size: cover !important;
  background-position: center center !important;
  background-repeat: no-repeat !important;
  overflow: hidden !important;
}
.db-hero__overlay {
  position: absolute !important;
  inset: 0 !important;
  background: transparent !important;
  z-index: 1 !important;
}
.db-hero__inner {
  position: relative !important;
  z-index: 2 !important;
  width: 100% !important;
  max-width: 1140px !important;
  margin: 0 auto !important;
  padding: 0 24px !important;
}
.db-hero__title {
  /* subtitle is taken out of flow, so the flex centring puts THIS line on the vertical midline */
  margin: 0 !important;
  color: #fff !important;
  font-size: 40px !important;
  line-height: 1.1 !important;
  font-weight: 800 !important;
  letter-spacing: .2px !important;
}
.db-hero__subtitle {
  position: absolute !important;
  top: calc(100% + 16px) !important;
  left: 24px !important;
  right: 24px !important;
  margin: 0 !important;
  max-width: 680px !important;
  color: rgba(255,255,255,.92) !important;
  font-size: 17px !important;
  line-height: 1.5 !important;
  font-weight: 400 !important;
}
.db-hero__subtitle strong { color: #fff !important; font-weight: 700 !important; }
.db-hero__subtitle a {
  color: #fff !important;
  font-weight: 600 !important;
  text-decoration: underline !important;
  text-underline-offset: 3px !important;
}

/* ---------- Content column ---------- */
.db-wrap {
  max-width: 820px !important;
  margin: 0 auto !important;
  padding: 56px 24px 88px !important;
}
/* Intro paragraph — moved out of the hero onto the white background */
.db-intro {
  margin: 0 0 38px !important;
  max-width: 760px !important;
  font-size: 17px !important;
  line-height: 1.6 !important;
  color: var(--db-body) !important;
}
.db-intro strong { color: #1c2430 !important; font-weight: 700 !important; }
.db-intro a {
  color: var(--db-link) !important;
  font-weight: 600 !important;
  text-decoration: underline !important;
  text-underline-offset: 3px !important;
}

.db-list { display: flex !important; flex-direction: column !important; gap: 30px !important; }

/* ---------- Accordion card ---------- */
.db-card {
  border-radius: 0 !important;
  box-shadow: 0 16px 36px rgba(8,20,45,.16) !important;
  overflow: hidden !important;
}
.db-card--light { background: #ffffff !important; }
.db-card--dark  {
  background: linear-gradient(135deg, var(--db-card-dark-a) 0%, var(--db-card-dark-b) 100%) !important;
}

.db-card__head {
  display: flex !important;
  align-items: center !important;
  justify-content: space-between !important;
  width: 100% !important;
  margin: 0 !important;
  padding: 22px 30px !important;
  border: 0 !important;
  background: transparent !important;
  cursor: pointer !important;
  text-align: left !important;
  font-family: inherit !important;
  -webkit-appearance: none !important;
  appearance: none !important;
}
.db-card__provider {
  font-size: 26px !important;
  font-weight: 800 !important;
  line-height: 1.1 !important;
  letter-spacing: .2px !important;
}
.db-card--light .db-card__provider { color: var(--db-title) !important; }
.db-card--dark  .db-card__provider { color: #ffffff !important; }

.db-card__chev {
  flex: 0 0 auto !important;
  transition: transform .35s ease !important;
}
.db-card--light .db-card__chev { color: var(--db-navy-text) !important; }
.db-card--dark  .db-card__chev { color: #ffffff !important; }
.db-card.is-open .db-card__chev { transform: rotate(180deg) !important; }

/* Collapsible panel via grid-rows trick (smooth, no JS height math) */
.db-card__panel {
  display: grid !important;
  grid-template-rows: 0fr !important;
  transition: grid-template-rows .38s ease !important;
}
.db-card.is-open .db-card__panel { grid-template-rows: 1fr !important; }
.db-card__panel-inner {
  overflow: hidden !important;
  min-height: 0 !important;
  padding: 0 30px !important;
}
.db-card.is-open .db-card__panel-inner { padding-bottom: 34px !important; }

/* Logo */
.db-card__logo {
  display: flex !important;
  justify-content: center !important;
  align-items: center !important;
  padding: 28px 0 36px !important;
}
.db-card__logo img {
  max-width: 230px !important;
  max-height: 70px !important;
  width: auto !important;
  height: auto !important;
  display: block !important;
}
/* ISS logo +10% */
#db-iss .db-card__logo img {
  max-width: 253px !important;
  max-height: 77px !important;
}

/* Title */
.db-card__title {
  margin: 0 0 14px !important;
  font-size: 23px !important;
  font-weight: 700 !important;
  line-height: 1.25 !important;
}
.db-card--light .db-card__title { color: var(--db-title) !important; }
.db-card--dark  .db-card__title { color: #ffffff !important; }

/* Body */
.db-card__body p {
  margin: 0 0 14px !important;
  font-size: 16px !important;
  line-height: 1.65 !important;
}
.db-card__body p:last-child { margin-bottom: 0 !important; }
.db-card--light .db-card__body p { color: var(--db-body) !important; }
.db-card--dark  .db-card__body p {
  color: rgba(255,255,255,.92) !important;
}
.db-card--dark .db-card__body p strong { color: #ffffff !important; }

/* ---------- Additional Resources ---------- */
.db-additional { margin-top: 46px !important; }
.db-additional__heading {
  margin: 0 0 8px !important;
  color: var(--db-title) !important;
  font-size: 21px !important;
  font-weight: 700 !important;
}
.db-additional__text {
  margin: 0 !important;
  font-size: 16px !important;
  line-height: 1.7 !important;
  color: var(--db-body) !important;
}
.db-additional__text strong { color: #1c2430 !important; font-weight: 700 !important; }
.db-additional__link {
  color: var(--db-link) !important;
  font-weight: 600 !important;
  text-decoration: underline !important;
  text-underline-offset: 3px !important;
}
.db-additional__link:hover { color: #0c2747 !important; }

/* ---------- Responsive ---------- */
@media (max-width: 600px) {
  .db-hero { min-height: 300px !important; }
  .db-hero__title { font-size: 30px !important; }
  .db-hero__subtitle { font-size: 15px !important; left: 18px !important; right: 18px !important; }
  .db-hero__inner { padding: 0 18px !important; }
  .db-wrap { padding: 40px 18px 16px !important; }
  .db-card__head { padding: 18px 20px !important; }
  .db-card__provider { font-size: 22px !important; }
  .db-card__panel-inner { padding: 0 20px !important; }
  .db-card.is-open .db-card__panel-inner { padding-bottom: 26px !important; }
  .db-card__title { font-size: 20px !important; }
}