/* ==========================================================================
   HungPhatBDS — Color palette (source: assets/palette.txt / Coolors)
   Silver #AEB2AF | White #FFFFFF | Olive #8E7F45 | Dusk Blue #285598
   ========================================================================== */

:root {
  /* Brand */
  --hp-silver: #aeb2af;
  --hp-white: #ffffff;
  --hp-olive: #8e7f45;
  --hp-blue: #285598;
  --hp-blue-dark: #1e4278;
  --hp-blue-mid: #3366a3;
  --hp-blue-light: #e8eef6;
  --hp-blue-soft: #f4f7fb;

  /* Semantic mapping */
  --bk-cream: #f6f7f8;
  --bk-cream-deep: #eef0f2;
  --bk-white: var(--hp-white);
  --bk-dark: #1a2d45;
  --bk-dark-mid: #243b57;
  --bk-text: #3d4f63;
  --bk-text-muted: #7a8796;
  --bk-text-light: var(--hp-silver);
  --bk-accent: var(--hp-blue);
  --bk-accent-hover: var(--hp-blue-dark);
  --bk-accent-light: var(--hp-blue-light);
  --bk-accent-soft: var(--hp-blue-soft);
  --bk-gold: var(--hp-olive);
  --bk-gold-hover: #756a3a;
  --bk-green: var(--hp-blue);
  --bk-green-light: var(--hp-blue-light);
  --bk-border: #dce2e8;
  --bk-border-light: #ebeef2;
  --bk-gradient: linear-gradient(135deg, #1e4278 0%, #285598 45%, #3a6db5 100%);
  --bk-gradient-soft: linear-gradient(180deg, var(--hp-blue-light) 0%, var(--bk-cream) 100%);
  --bk-gradient-hero: linear-gradient(125deg, #1a2d45 0%, #285598 55%, #3a6db5 100%);
  --shadow-accent: 0 8px 24px rgba(40, 85, 152, 0.22);
}

/* ── Logo ─────────────────────────────────────────────────────────────── */
.bk-brand__logo {
  display: block;
  height: 48px;
  width: auto;
  max-width: min(200px, 38vw);
  object-fit: contain;
}

.bk-hero__logo {
  display: block;
  height: 56px;
  width: auto;
  max-width: 220px;
  object-fit: contain;
  margin-bottom: 4px;
  filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.15));
}

/* ── Navigation fix (header dùng bk-nav__menu + bk-nav__track) ──────── */
.bk-header__inner {
  display: flex !important;
  align-items: center;
  justify-content: space-between;
  gap: 16px 24px;
  min-height: var(--bk-header-h, 76px);
  padding-top: 10px;
  padding-bottom: 10px;
}

.bk-brand--pro {
  flex-shrink: 0;
}

.bk-nav--pro {
  display: flex !important;
  flex: 1;
  justify-content: center;
  min-width: 0;
  max-width: none;
  overflow: visible;
}

.bk-nav--pro .bk-nav__track {
  width: 100%;
  display: flex;
  justify-content: center;
  overflow: visible;
}

.bk-nav--pro .bk-nav__menu {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 2px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.bk-nav--pro .bk-nav__item {
  position: relative;
  list-style: none;
  margin: 0;
  padding: 0;
}

.bk-nav--pro .bk-nav__submenu {
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  min-width: 210px;
  background: #fff;
  border: 1px solid var(--bk-border);
  border-radius: 8px;
  box-shadow: 0 12px 32px rgba(26, 45, 69, 0.14);
  padding: 8px 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(6px);
  transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s;
  z-index: 120;
  list-style: none;
  margin: 0;
}

.bk-nav--pro .bk-nav__submenu li {
  list-style: none;
  margin: 0;
}

.bk-nav--pro .bk-nav__submenu a {
  display: block;
  padding: 9px 16px;
  font-size: 0.875rem;
  color: var(--bk-text);
  white-space: nowrap;
}

.bk-nav--pro .has-children:hover > .bk-nav__submenu,
.bk-nav--pro .has-children:focus-within > .bk-nav__submenu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.bk-header__actions {
  flex-shrink: 0;
}

/* Card tags — luôn hiển thị rõ trên ảnh */
.bk-card__tags {
  z-index: 5;
  pointer-events: auto;
}

.bk-card__tag {
  backdrop-filter: blur(6px);
  border: 1px solid rgba(255, 255, 255, 0.65);
}

.bk-card__tag--price { color: var(--hp-olive); background: #faf8f3; border-color: rgba(142, 127, 69, 0.35); }

/* ── Olive accent buttons (palette #8E7F45) ───────────────────────────── */
.bk-btn--olive {
  background: var(--hp-olive);
  color: #fff;
  border-color: var(--hp-olive);
}

.bk-btn--olive:hover {
  background: var(--bk-gold-hover);
  border-color: var(--bk-gold-hover);
  color: #fff;
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(142, 127, 69, 0.35);
}

.bk-btn--outline-olive {
  border: 1.5px solid var(--hp-olive);
  color: var(--hp-olive);
  background: transparent;
}

.bk-btn--outline-olive:hover {
  background: rgba(142, 127, 69, 0.1);
  color: var(--bk-gold-hover);
  border-color: var(--bk-gold-hover);
}

.bk-btn--outline-olive-light {
  color: #fff;
  border: 1.5px solid rgba(142, 127, 69, 0.85);
  background: rgba(142, 127, 69, 0.18);
}

.bk-btn--outline-olive-light:hover {
  background: rgba(142, 127, 69, 0.32);
  border-color: var(--hp-olive);
  color: #fff;
}

.bk-section__head--center .bk-btn--outline-olive {
  margin-top: 4px;
}

.bk-header__actions .bk-btn--accent,
.bk-topbar .bk-btn--accent {
  background: linear-gradient(135deg, var(--hp-blue-dark) 0%, var(--hp-blue) 55%, var(--hp-olive) 100%);
}

.bk-footer--pro .bk-footer__links a:hover {
  color: var(--hp-olive);
}

@media (max-width: 1100px) {
  .bk-nav--pro .bk-nav__link {
    padding: 8px 10px;
    font-size: 0.8125rem;
  }
}

@media (max-width: 1024px) {
  .bk-header__inner {
    flex-wrap: wrap;
  }

  .bk-nav--pro {
    display: none !important;
    position: fixed;
    inset: auto 0 0 0;
    top: var(--header-offset);
    background: #fff;
    z-index: 999;
    padding: 20px;
    overflow-y: auto;
    border-top: 1px solid var(--bk-border);
    flex: none;
    width: 100%;
  }

  .bk-nav--pro.is-open {
    display: block !important;
  }

  .bk-nav--pro .bk-nav__track {
    display: block;
  }

  .bk-nav--pro .bk-nav__menu {
    flex-direction: column;
    align-items: stretch;
  }

  .bk-nav--pro .bk-nav__submenu {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    border: 0;
    padding: 0 0 0 12px;
    margin-top: 4px;
  }
}

@media (min-width: 1025px) {
  .bk-nav--pro {
    display: flex !important;
    position: static;
    inset: auto;
    padding: 0;
    border: 0;
    overflow: visible;
    order: unset;
    grid-column: unset;
  }

  .bk-header__inner {
    display: flex !important;
    grid-template-columns: unset !important;
  }
}