/* ============================================================
   PARTSBIKROY — Brand Design System
   Version: 2.0 | partsbikroy.css
   ============================================================ */

/* === BRAND COLORS === */
:root {
  --bk-orange:         #4A6CF7;
  --bk-orange-dark:    #3B5DE7;
  --bk-orange-light:   #6B8AFF;
  --bk-accent:         #F59E0B;
  --bk-accent-dark:    #D97706;
  --bk-accent-light:   #FCD34D;
  --bk-black:          #2E3A8E;
  --bk-black-soft:     #1E2A6E;
  --bk-white:          #FFFFFF;
  --bk-bg:             #FFFFFF;
  --bk-bg-gray:        #F0F2FF;
  --bk-bg-card:        #FFFFFF;
  --bk-border:         #E2E8F0;
  --bk-border-dark:    #CBD5E1;
  --bk-text:           #1E293B;
  --bk-text-muted:     #64748B;
  --bk-text-light:     #94A3B8;
  --bk-price:          #00A859;
  --bk-price-original: #94A3B8;

  --bk-badge-new:      #38B2AC;
  --bk-badge-sale:     #E53E3E;
  --bk-badge-free:     #4A6CF7;
  --bk-badge-top:      #9F7AEA;
  --bs-primary:        #4A6CF7;
  --bs-primary-rgb:    74, 108, 247;
  --bs-dark:           #2E3A8E;
  --bs-body-bg:        #FFFFFF;
  --bs-body-color:     #1E293B;
  --bs-border-color:   #E2E8F0;

  /* Multi-accent colors for stat cards */
  --pb-green:          #38B2AC;
  --pb-green-light:    #E6FFFA;
  --pb-red:            #E53E3E;
  --pb-red-light:      #FFF5F5;
  --pb-purple:         #9F7AEA;
  --pb-purple-light:   #FAF5FF;
  --pb-teal:           #319795;
  --pb-teal-light:     #E6FFFA;
  --pb-blue:           #4A6CF7;
  --pb-blue-light:     #EBF4FF;
  --pb-amber:          #ED8936;
  --pb-amber-light:    #FFFBEB;
}

/* === GLOBAL === */
body {
  font-family: 'Inter', sans-serif;
  font-size: 14px;
  line-height: 1.6;
  color: var(--bk-text);
  background: var(--bk-bg);
}

a { color: var(--bk-text); text-decoration: none; transition: color .2s; }
a:hover { color: var(--bk-accent-dark); }

/* === TYPOGRAPHY === */
h1 { font-family: 'Inter', sans-serif; font-weight: 800; font-size: 32px; }
h2 { font-family: 'Inter', sans-serif; font-weight: 700; font-size: 26px; }
h3 { font-weight: 600; font-size: 20px; }
.price-sale { font-size: 18px; font-weight: 700; color: var(--bk-price); }
.price-orig { font-size: 14px; color: var(--bk-price-original); text-decoration: line-through; }
.section-title {
  font-family: 'Inter', sans-serif; font-weight: 800; font-size: 28px;
  border-left: 4px solid var(--bk-accent); padding-left: 12px;
}

/* === BUTTONS === */
.btn-primary, .bk-btn-primary {
  background: linear-gradient(135deg, #4A6CF7 0%, #6B8AFF 100%) !important;
  border-color: #4A6CF7 !important;
  color: #fff !important; border-radius: 8px; font-weight: 600;
  letter-spacing: .5px; text-transform: uppercase; transition: all .25s;
  box-shadow: 0 2px 8px rgba(74,108,247,.25);
}
.btn-primary:hover, .bk-btn-primary:hover {
  background: linear-gradient(135deg, #3B5DE7 0%, #4A6CF7 100%) !important;
  border-color: #3B5DE7 !important;
  transform: translateY(-2px); box-shadow: 0 6px 20px rgba(74,108,247,.35);
}
.bk-btn-secondary {
  border: 2px solid var(--bk-black); color: var(--bk-black); font-weight: 600;
  letter-spacing: .5px; text-transform: uppercase; transition: all .2s; border-radius: 8px;
}
.bk-btn-secondary:hover { background: var(--bk-black); color: #fff; }

/* === TIER 2: MAIN HEADER === */
.bk-main-header {
  background: #111827;
  padding: 12px 0;
  position: relative;
  z-index: 1031;
}
.bk-main-header .container-fluid {
  display: flex;
  align-items: center;
  gap: 16px;
}
.bk-shop-ride-btn {
  display: none;
  background: var(--bk-orange);
  color: #fff;
  font-weight: 800;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 10px 24px;
  border: none;
  border-radius: 4px;
  text-decoration: none;
  white-space: nowrap;
  transition: background 0.2s;
}
@media (min-width: 992px) {
  .bk-shop-ride-btn { display: flex; align-items: center; gap: 8px; }
}
.bk-shop-ride-btn:hover { background: var(--bk-orange-dark); color: #fff; }
.bk-header-search {
  flex: 1;
  max-width: 520px;
  position: relative;
}
.bk-header-search input {
  width: 100%;
  padding: 10px 16px 10px 44px;
  border: 2px solid #374151;
  border-radius: 4px;
  background: #1F2937;
  color: #fff;
  font-size: 14px;
  outline: none;
  transition: border-color 0.2s;
}
.bk-header-search input::placeholder { color: #9CA3AF; }
.bk-header-search input:focus { border-color: var(--bk-orange); }
.bk-header-search .bk-search-icon {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: #9CA3AF;
  pointer-events: none;
}
.bk-header-actions {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-left: auto;
}
.bk-header-actions .bk-nav-icon-btn {
  background: none;
  border: none;
  color: #D1D5DB;
  font-size: 20px;
  padding: 8px;
  cursor: pointer;
  position: relative;
  transition: color 0.2s;
  text-decoration: none;
  display: flex;
  align-items: center;
}
.bk-header-actions .bk-nav-icon-btn:hover { color: #fff; }
.bk-badge-count {
  position: absolute; top: 0; right: -2px; background: #EF4444;
  color: #fff; font-size: 10px; font-weight: 700; min-width: 16px; height: 16px;
  border-radius: 50%; display: flex; align-items: center; justify-content: center;
  line-height: 1;
}

/* === TIER 3: NAVIGATION BAR === */
.bk-nav-bar {
  background: #fff;
  border-bottom: 1px solid #E5E7EB;
  position: sticky;
  top: 0;
  z-index: 1030;
  box-shadow: 0 1px 3px rgba(0,0,0,0.05);
}
.bk-nav-bar .container-fluid {
  display: flex;
  align-items: stretch;
  padding: 0 24px;
}
.bk-nav-bar__left {
  display: flex;
  align-items: stretch;
}
.bk-nav-bar__menu-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 12px 16px 12px 0;
  border: none;
  background: none;
  font-weight: 700;
  font-size: 14px;
  text-transform: uppercase;
  color: #111827;
  cursor: pointer;
  border-right: 1px solid #E5E7EB;
  margin-right: 4px;
}
.bk-nav-bar__menu-btn:hover { color: var(--bk-orange); }
.bk-nav-bar__links {
  display: none;
  list-style: none;
  margin: 0;
  padding: 0;
  align-items: stretch;
}
@media (min-width: 992px) {
  .bk-nav-bar__links { display: flex; }
}
.bk-nav-bar__links > li {
  position: static;
}
.bk-nav-bar__links > li > a {
  display: flex;
  align-items: center;
  padding: 14px 16px;
  font-weight: 700;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.3px;
  color: #111827;
  text-decoration: none;
  transition: background 0.15s, color 0.15s;
  white-space: nowrap;
  height: 100%;
}
.bk-nav-bar__links > li > a:hover,
.bk-nav-bar__links > li:hover > a {
  background: var(--bk-orange);
  color: #fff;
}
.bk-nav-bar__links > li > a.bk-nav-sale {
  color: #EF4444;
  font-weight: 800;
}
.bk-nav-bar__links > li > a.bk-nav-sale:hover {
  background: #EF4444;
  color: #fff;
}
.bk-nav-bar__right {
  margin-left: auto;
  display: none;
  align-items: center;
}
@media (min-width: 992px) {
  .bk-nav-bar__right { display: flex; }
}
.bk-nav-bar__right a {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 14px 16px;
  font-weight: 700;
  font-size: 13px;
  text-transform: uppercase;
  color: #111827;
  text-decoration: none;
  white-space: nowrap;
}
.bk-nav-bar__right a:hover { color: var(--bk-orange); }

/* === TIER 1: ANNOUNCEMENT BAR === */
.bk-announcement-bar {
  background: #292524;
  color: #fff;
  padding: 8px 24px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.3px;
  position: relative;
}
.bk-ann-badge {
  display: flex;
  align-items: center;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.5px;
  color: #D1D5DB;
  white-space: nowrap;
}
.bk-ann-center {
  font-size: 13px;
  font-weight: 600;
  color: #fff;
}
.bk-ann-center a { color: #93C5FD; font-weight: 700; margin-left: 8px; text-decoration: underline; }
.bk-ann-center a:hover { color: #fff; }

/* === MEGA MENU (RevZilla Style) === */
.bk-mega-menu {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  width: 100%;
  background: #fff;
  border-top: 3px solid var(--bk-orange);
  box-shadow: 0 8px 30px rgba(0,0,0,0.12);
  padding: 32px 48px;
  display: none;
  z-index: 1050;
}
.bk-nav-bar__links > li:hover > .bk-mega-menu { display: block; }
.bk-mega-menu__header {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid #E5E7EB;
}
.bk-mega-menu__header h4 {
  font-weight: 800;
  font-size: 22px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: #111827;
  margin: 0;
}
.bk-mega-menu__header a {
  font-size: 13px;
  font-weight: 600;
  color: var(--bk-text-muted);
  text-decoration: none;
}
.bk-mega-menu__header a:hover { color: var(--bk-orange); }
.bk-mega-menu__col h6 {
  font-weight: 700;
  font-size: 14px;
  color: #111827;
  text-transform: none;
  letter-spacing: 0;
  margin-bottom: 12px;
}
.bk-mega-menu__col a {
  display: block;
  padding: 4px 0;
  color: #4B5563;
  font-size: 14px;
  font-weight: 400;
  text-decoration: none;
  transition: color 0.15s;
}
.bk-mega-menu__col a:hover {
  color: var(--bk-orange);
  text-decoration: underline;
}

/* === PRODUCT CARD (RevZilla Compact Spec) === */
.product-card {
  border: 1px solid #E5E7EB;
  border-radius: 8px;
  overflow: hidden;
  background: #fff;
  transition: box-shadow 0.2s, transform 0.2s;
  box-shadow: 0 1px 3px rgba(0,0,0,0.03);
}
.product-card:hover {
  box-shadow: 0 6px 20px rgba(0,0,0,0.1);
  transform: translateY(-2px);
}
.product-card__img-wrap {
  position: relative;
  aspect-ratio: 1/1;
  overflow: hidden;
  background: #fff;
  border-bottom: 1px solid #F3F4F6;
}
.product-card__img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  mix-blend-mode: multiply;
  padding: 8px;
  transition: transform 0.3s;
}
.product-card__no-img { width: 100%; height: 100%; display: flex; align-items: center; justify-content: center; background: #f8f9fa; }
.product-card:hover .product-card__img { transform: scale(1.05); }
.product-card__badges {
  position: absolute; top: 6px; left: 6px; display: flex; flex-wrap: wrap; gap: 4px; z-index: 2;
}
.product-card__wishlist {
  position: absolute; top: 6px; right: 6px; background: rgba(255,255,255,0.9);
  border: 1px solid #E5E7EB; border-radius: 50%; width: 28px; height: 28px; cursor: pointer; z-index: 2;
  display: flex; align-items: center; justify-content: center; font-size: 14px;
  transition: all 0.2s; color: #6B7280;
}
.product-card__wishlist:hover { background: #111827; color: #fff; }
.product-card__wishlist.active { color: #E53E3E; }
.product-card__overlay {
  position: absolute; bottom: 0; left: 0; right: 0; padding: 6px;
  background: rgba(17,24,39,0.9); transform: translateY(100%); transition: transform 0.2s;
}

  font-size: 10px; font-weight: 700; padding: 3px 8px; border-radius: 6px;
  text-transform: uppercase; letter-spacing: .3px; display: inline-block;
}
.bk-badge--new  { background: var(--bk-badge-new);  color: #fff; }
.bk-badge--sale { background: var(--bk-badge-sale); color: #fff; }
.bk-badge--free { background: var(--bk-badge-free); color: #fff; }
.bk-badge--top  { background: var(--bk-badge-top);  color: #fff; }

/* === CATEGORY PILLS === */
.bk-cat-pill {
  display: inline-block; padding: 8px 18px; border: 1px solid var(--bk-border); border-radius: 24px;
  background: #fff; font-size: 13px; font-weight: 600; white-space: nowrap;
  color: var(--bk-text); transition: all .25s; cursor: pointer; text-decoration: none;
  box-shadow: 0 1px 3px rgba(0,0,0,.04);
}
.bk-cat-pill:hover { background: var(--bk-accent); color: #fff; border-color: var(--bk-accent); transform: translateY(-2px); box-shadow: 0 4px 12px rgba(245,158,11,.3); }

/* === FILTER SIDEBAR === */
.bk-filter-sidebar { position: sticky; top: 80px; }
.bk-filter-group { margin-bottom: 24px; padding-bottom: 16px; border-bottom: 1px solid var(--bk-border); }
.bk-filter-title {
  font-weight: 700; font-size: 13px; text-transform: uppercase;
  letter-spacing: .5px; margin-bottom: 12px; color: var(--bk-text);
}
.bk-price-bucket {
  padding: 4px 10px; border: 1px solid var(--bk-border); border-radius: 16px; font-size: 12px;
  color: var(--bk-text-muted); text-decoration: none; transition: all .2s;
}
.bk-price-bucket:hover { border-color: var(--bk-accent); color: var(--bk-accent-dark); }
.bk-tag-pill {
  padding: 6px 12px; border: 1px solid var(--bk-border); border-radius: 16px; font-size: 12px;
  color: var(--bk-text-muted); text-decoration: none; transition: all .2s;
}
.bk-tag-pill:hover, .bk-tag-pill.active {
  background: var(--bk-accent); color: #fff; border-color: var(--bk-accent);
}

/* === SIZE CHIP === */
.bk-size-chip {
  min-width: 48px; border: 1px solid var(--bk-border); border-radius: 8px;
  font-weight: 600; font-size: 13px; transition: all .2s;
}
.bk-size-chip.active, .bk-size-chip.btn-dark { background: var(--bk-accent); color: #fff; border-color: var(--bk-accent); }
.bk-size-chip.disabled { text-decoration: line-through; opacity: .5; cursor: not-allowed; }

/* === COLOR SWATCH === */
.bk-color-swatch {
  width: 32px; height: 32px; border-radius: 50%; border: 2px solid #ddd;
  cursor: pointer; transition: all .2s; position: relative;
}
.bk-color-swatch.active, .bk-color-swatch:hover { border-color: var(--bk-accent); transform: scale(1.1); }

/* === GALLERY THUMBS === */
.bk-thumb {
  width: 72px; height: 72px; object-fit: cover; border-radius: 8px;
  cursor: pointer; border: 2px solid transparent; transition: border-color .2s;
}
.bk-thumb.active, .bk-thumb:hover { border-color: var(--bk-accent); }

/* === QTY STEPPER === */
.bk-qty-stepper { border: 1px solid var(--bk-border); border-radius: 8px; overflow: hidden; display: inline-flex; }
.bk-qty-stepper button {
  width: 40px; height: 40px; border: none; background: var(--bk-bg-gray);
  font-size: 18px; cursor: pointer; transition: background .2s;
}
.bk-qty-stepper button:hover { background: #dde3ff; }
.bk-qty-stepper input {
  width: 48px; height: 40px; text-align: center; border: none;
  outline: none; font-weight: 700; font-size: 14px;
}

/* === DELIVERY ZONE === */
.bk-zone-btn {
  padding: 6px 16px; border: 1px solid var(--bk-border); border-radius: 8px; font-size: 12px;
  font-weight: 600; background: #fff; cursor: pointer; transition: all .2s;
}
.bk-zone-btn.active { background: var(--bk-accent); color: #fff; border-color: var(--bk-accent); }

/* === DELIVERY OPTIONS (CHECKOUT) === */
.bk-delivery-option {
  border: 1px solid var(--bk-border); border-radius: 12px; cursor: pointer; transition: all .2s;
}
.bk-delivery-option:hover { border-color: var(--bk-accent); }
.bk-delivery-option:has(input:checked) { border: 2px solid var(--bk-accent); background: var(--pb-amber-light); }

/* === MOBILE BOTTOM NAV === */
.bk-bottom-nav {
  position: fixed; bottom: 0; left: 0; right: 0;
  background: linear-gradient(135deg, #1E2A6E 0%, #2E3A8E 100%); border-top: 1px solid rgba(255,255,255,.1);
  z-index: 1040; display: flex; padding: 4px 0;
}
.bk-bottom-nav__item {
  flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: center;
  color: rgba(255,255,255,.6); font-size: 18px; text-decoration: none; padding: 6px 4px;
  transition: color .2s; position: relative;
}
.bk-bottom-nav__item span { font-size: 10px; margin-top: 2px; }
.bk-bottom-nav__item:hover, .bk-bottom-nav__item.active { color: var(--bk-accent); }

/* === ORDER TRACKING TIMELINE === */
.bk-track-timeline .step-icon {
  width: 32px; height: 32px; border-radius: 50%; display: flex;
  align-items: center; justify-content: center; font-size: 14px; flex-shrink: 0;
}
.bk-track-timeline .step-done { background: var(--bk-accent); color: #fff; }
.bk-track-timeline .step-pending { background: #E2E8F0; color: #94A3B8; }

/* === PRODUCT SLIDER (6.5 Cards RevZilla View) === */
.bk-product-slider {
  display: flex;
  gap: 14px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  padding-bottom: 8px;
  -ms-overflow-style: none;
  scrollbar-width: none;
}
.bk-product-slider::-webkit-scrollbar { display: none; }
.bk-product-slider .product-card {
  scroll-snap-align: start;
  min-width: 195px;
  max-width: 195px;
  flex-shrink: 0;
}
@media (max-width: 991px) {
  .bk-product-slider .product-card {
    min-width: 170px;
    max-width: 170px;
  }
}
@media (max-width: 575px) {
  .bk-product-slider .product-card {
    min-width: 145px;
    max-width: 145px;
  }
}

/* === SEARCH OVERLAY === */
.bk-search-overlay {
  position: fixed; top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(30,42,110,.6); z-index: 2000; display: none;
  align-items: flex-start; justify-content: center; padding-top: 120px;
}
.bk-search-overlay.active { display: flex; }
.bk-search-box {
  background: #fff; border-radius: 16px; width: 90%; max-width: 600px;
  box-shadow: 0 12px 40px rgba(30,42,110,.25); overflow: hidden;
}
.bk-search-box input {
  width: 100%; padding: 16px 20px; border: none; outline: none;
  font-size: 16px; font-weight: 500;
}
.bk-search-results { max-height: 400px; overflow-y: auto; }

/* === ADMIN SIDEBAR === */
.bk-admin-sidebar {
  background: #ffffff;
  height: 100vh; width: 260px;
  position: fixed; top: 0; left: 0; bottom: 0; z-index: 1000;
  display: flex; flex-direction: column;
  transition: transform .3s;
  box-shadow: 1px 0 10px rgba(0,0,0,.06);
  border-right: 1px solid #E3E6F0;
}
.bk-admin-sidebar .sidebar-brand {
  padding: 16px 20px; border-bottom: 1px solid #F0F2F8;
  flex-shrink: 0;
}
.bk-admin-sidebar .sidebar-nav {
  padding: 16px 12px;
  flex: 1; overflow-y: auto; overflow-x: hidden;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin; scrollbar-color: #E2E8F0 transparent;
}
.bk-admin-sidebar .sidebar-nav::-webkit-scrollbar { width: 4px; }
.bk-admin-sidebar .sidebar-nav::-webkit-scrollbar-track { background: transparent; }
.bk-admin-sidebar .sidebar-nav::-webkit-scrollbar-thumb { background: #CBD5E1; border-radius: 4px; }
.bk-admin-sidebar .sidebar-link {
  display: flex; align-items: center; gap: 10px; padding: 10px 14px;
  color: #4A5568; font-size: 13px; font-weight: 500;
  text-decoration: none; transition: all .2s;
  border-radius: 8px; margin-bottom: 2px;
}
.bk-admin-sidebar .sidebar-link:hover { color: #4A6CF7; background: #F0F4FF; }
.bk-admin-sidebar .sidebar-link.active {
  color: #4A6CF7; background: #EBF0FF;
  font-weight: 700;
}
.bk-admin-sidebar .sidebar-section {
  color: #B0B7C3; font-size: 10px; font-weight: 700;
  letter-spacing: 1.5px; text-transform: uppercase; padding: 16px 14px 6px;
}
.bk-admin-content { margin-left: 260px; padding: 24px; min-height: 100vh; background: #F2F4F8; }
.bk-admin-topbar {
  background: linear-gradient(90deg, #365DCE 0%, #4A6CF7 100%); color: #fff;
  padding: 12px 24px; border: none;
  margin: -24px -24px 24px; display: flex; align-items: center; justify-content: space-between;
  box-shadow: 0 4px 12px rgba(54,93,206,.25);
}

/* === ADMIN STAT CARDS === */
.bk-stat-card {
  background: #fff; border-radius: 12px; padding: 20px; border: 1px solid var(--bk-border);
  transition: all .3s; position: relative; overflow: hidden;
  box-shadow: 0 2px 8px rgba(0,0,0,.04);
  border-left: 4px solid var(--bk-accent);
}
.bk-stat-card:hover { box-shadow: 0 8px 24px rgba(74,108,247,.1); transform: translateY(-2px); }
.bk-stat-card .stat-value { font-size: 28px; font-weight: 700; color: var(--bk-text); }
.bk-stat-card .stat-label { font-size: 11px; color: var(--bk-text-muted); text-transform: uppercase; letter-spacing: .8px; font-weight: 600; }

/* Stat card color variants */
.bk-stat-card:nth-child(1) { border-left-color: var(--pb-green); }
.bk-stat-card:nth-child(2) { border-left-color: var(--pb-purple); }
.bk-stat-card:nth-child(3) { border-left-color: var(--pb-blue); }
.bk-stat-card:nth-child(4) { border-left-color: var(--pb-red); }

/* Row-level coloring for stat card groups */
.row > .col-md-3:nth-child(1) .bk-stat-card { border-left-color: var(--pb-green); }
.row > .col-md-3:nth-child(2) .bk-stat-card { border-left-color: var(--pb-purple); }
.row > .col-md-3:nth-child(3) .bk-stat-card { border-left-color: var(--pb-blue); }
.row > .col-md-3:nth-child(4) .bk-stat-card { border-left-color: var(--pb-red); }

/* === TOAST NOTIFICATION === */
.bk-toast {
  position: fixed; bottom: 80px; right: 16px; z-index: 9999;
  padding: 12px 20px; border-radius: 10px; font-size: 14px; font-weight: 600;
  box-shadow: 0 8px 24px rgba(0,0,0,.15); transition: opacity .3s; color: #fff;
  animation: slideInUp .3s ease;
}
@keyframes slideInUp {
  from { transform: translateY(20px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

/* === HERO BANNER === */
.bk-hero .carousel-item img { height: 520px; object-fit: cover; }
.bk-hero .carousel-caption {
  bottom: 20%; text-align: left; left: 8%; right: auto;
}
.bk-hero .carousel-caption h1 {
  font-family: 'Inter', sans-serif; font-weight: 800;
  font-size: 56px;
  color: #fff; text-shadow: 2px 2px 8px rgba(0,0,0,.5);
}

/* === RESPONSIVE === */
@media (max-width: 991px) {
  .bk-hero .carousel-item img { height: 300px; }
  .bk-hero .carousel-caption h1 { font-size: 28px; }
  body { padding-bottom: 64px; }
  .bk-admin-sidebar { transform: translateX(-100%); }
  .bk-admin-sidebar.show { transform: translateX(0); }
  .bk-admin-content { margin-left: 0; }
}

@media (max-width: 767px) {
  .bk-hero .carousel-item img { height: 220px; }
  .bk-hero .carousel-caption { bottom: 10%; left: 5%; }
  .bk-hero .carousel-caption h1 { font-size: 22px; }
  h1 { font-size: 24px; }
  h2 { font-size: 20px; }
  .section-title { font-size: 22px; }
}

/* === FOOTER === */
.bk-footer { background: linear-gradient(180deg, #141B4D 0%, #1E2A6E 100%); color: #fff; padding: 48px 0 24px; }
.bk-footer h6 {
  color: #6B8AFF; font-weight: 700; text-transform: uppercase;
  font-size: 11px; letter-spacing: 1px; margin-bottom: 12px;
}
.bk-footer a { color: rgba(255,255,255,.5); font-size: 13px; transition: color .2s; }
.bk-footer a:hover { color: var(--bk-accent); padding-left: 4px; }

/* === INSTALLER WIZARD === */
.bk-install-wrap {
  min-height: 100vh; display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, #1E2A6E 0%, #3B4EAE 100%);
}
.bk-install-card {
  background: #fff; border-radius: 16px; padding: 40px; max-width: 600px;
  width: 90%; box-shadow: 0 20px 60px rgba(30,42,110,.3);
}
.bk-install-steps {
  display: flex; gap: 8px; margin-bottom: 32px;
}
.bk-install-step {
  flex: 1; height: 4px; border-radius: 2px; background: #E2E8F0; transition: background .3s;
}
.bk-install-step.done { background: var(--bk-accent); }
.bk-install-step.active { background: var(--bk-accent-light); }

/* === PAGE LOADING === */
.bk-page-loader {
  position: fixed; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, #4A6CF7, #6B8AFF, #9F7AEA); z-index: 9999;
  animation: pageLoad 1.5s ease-in-out infinite;
}
@keyframes pageLoad {
  0% { width: 0; }
  50% { width: 70%; }
  100% { width: 100%; opacity: 0; }
}

/* === MISC UTILITIES === */
.bg-bk-gray { background: var(--bk-bg-gray); }
.text-bk-orange { color: var(--bk-orange); }
.border-bk-orange { border-color: var(--bk-orange) !important; }