:root {
  --biz-navy: #0f2744;
  --biz-blue: #2b6cb0;
  --biz-mint: #38a169;
  --biz-bg: #f4f7fb;
  --biz-card: #ffffff;
}
body { background: var(--biz-bg); }
.biz-hero {
  background: linear-gradient(135deg, #0f2744 0%, #1a4a7a 55%, #2b6cb0 100%);
  color: #fff;
  padding: 3rem 0 2.5rem;
}
.biz-hero-title { font-weight: 800; letter-spacing: -.02em; }
.biz-hero-lead { opacity: .85; max-width: 36rem; }
.biz-eyebrow { text-transform: uppercase; letter-spacing: .12em; font-size: .75rem; opacity: .75; }
.biz-search .form-control { border: 0; }
.biz-cat-card, .biz-listing-card {
  border: 1px solid #e6ebf2;
  border-radius: 1rem;
  transition: transform .15s, box-shadow .15s;
  background: var(--biz-card);
}
.biz-cat-card:hover, .biz-listing-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(15,39,68,.08);
}
.biz-cat-icon {
  width: 2.5rem; height: 2.5rem; border-radius: .75rem;
  background: #e8f1fb; color: var(--biz-blue);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: .75rem;
}
.biz-avatar {
  width: 2.75rem; height: 2.75rem; border-radius: .85rem;
  background: linear-gradient(135deg, #2b6cb0, #0f2744);
  color: #fff; display: flex; align-items: center; justify-content: center;
  font-weight: 700; flex-shrink: 0;
}
.biz-profile-hero {
  background: linear-gradient(135deg, #0f2744, #2b6cb0);
}
.biz-profile-logo {
  width: 4.5rem; height: 4.5rem; border-radius: 1.1rem;
  background: rgba(255,255,255,.15); color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.75rem; font-weight: 800;
}
.biz-form-card { border-radius: 1rem; }
.biz-form-sticky { position: sticky; top: 1rem; }
.letter-spacing { letter-spacing: .08em; }
.biz-admin .table thead th { font-size: .8rem; text-transform: uppercase; letter-spacing: .04em; }

/* ---------- Top bar / Navbar / Footer chrome ---------- */

/* ---------- Sticky header — lighter chrome ---------- */
.biz-header {
  position: sticky;
  top: 0;
  z-index: 1040;
  background-color: #e8f1fb;
  background: linear-gradient(180deg, #f0f6fc 0%, #d9e8f7 100%);
  isolation: isolate;
  border-bottom: 1px solid #c5d9ef;
  transition: box-shadow 0.2s ease, background 0.2s ease;
}

.biz-header.is-scrolled {
  background-color: #eef4fb;
  background: #eef4fb;
  box-shadow: 0 6px 20px rgba(15, 39, 68, 0.1);
  border-bottom-color: #b8d0ea;
}

.biz-header.is-scrolled .biz-topbar {
  padding-top: 0.25rem;
  padding-bottom: 0.25rem;
  font-size: 0.75rem;
}

.biz-header.is-scrolled .biz-navbar {
  padding-top: 0.4rem;
  padding-bottom: 0.4rem;
}

.biz-topbar {
  background-color: #0a1c33;
  background: linear-gradient(90deg, #071526 0%, #0f2744 50%, #14355c 100%);
  color: rgba(255, 255, 255, 0.85);
  font-size: 0.8125rem;
  padding: 0.45rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  transition: padding 0.2s ease, font-size 0.2s ease;
}
.biz-topbar a {
  color: rgba(255, 255, 255, 0.92);
  text-decoration: none;
  font-weight: 500;
}
.biz-topbar a:hover {
  color: #ffffff;
  text-decoration: underline;
}

.biz-navbar.navbar,
.biz-navbar {
  background-color: transparent !important;
  background-image: none !important;
  border-bottom: none;
  padding-top: 0.65rem;
  padding-bottom: 0.65rem;
  transition: padding 0.2s ease;
}
.biz-navbar .navbar-brand {
  color: #0f2744;
  font-weight: 700;
}
.biz-navbar .navbar-brand .tagline,
.biz-navbar .navbar-brand .text-muted {
  color: #5a7a9a !important;
  font-size: 0.7rem;
  line-height: 1.2;
}
.biz-brand-mark {
  width: 2.25rem;
  height: 2.25rem;
  background: linear-gradient(135deg, #1a365d, #3182ce);
  flex-shrink: 0;
  color: #fff;
}
.biz-navbar .nav-link {
  color: #2c4a6e;
  font-weight: 500;
  padding: 0.4rem 0.75rem;
  border-radius: 0.5rem;
}
.biz-navbar .nav-link:hover,
.biz-navbar .nav-link:focus {
  color: #0f2744;
  background: rgba(43, 108, 176, 0.12);
}
.biz-navbar .nav-link.active {
  color: #0f2744;
  background: rgba(43, 108, 176, 0.16);
}
.biz-navbar .navbar-toggler {
  border-color: #9bb8d6;
}
.biz-navbar .navbar-toggler-icon {
  filter: none;
}
.biz-navbar .navbar-toggler:focus {
  box-shadow: 0 0 0 0.15rem rgba(43, 108, 176, 0.25);
}
.biz-navbar .btn-primary {
  background: #2b6cb0;
  border-color: #2b6cb0;
  color: #fff;
  font-weight: 600;
}
.biz-navbar .btn-primary:hover {
  background: #1a4a7a;
  border-color: #1a4a7a;
  color: #fff;
}

.biz-navbar .navbar-collapse {
  background-color: transparent !important;
}
@media (max-width: 991.98px) {
  .biz-navbar .navbar-collapse {
    border-top: 1px solid rgba(43, 108, 176, 0.2);
    margin-top: 0.5rem;
    padding: 0.75rem 0 0.25rem;
    background-color: #eef4fb !important;
    border-radius: 0.5rem;
  }
}

.biz-footer {
  background-color: #e8f1fb;
  background: linear-gradient(180deg, #f0f6fc 0%, #d9e8f7 100%);
  color: #2c4a6e;
  padding: 3rem 0 1.75rem;
  margin-top: 3rem;
  border-top: 3px solid var(--biz-blue);
}
.biz-footer .brand {
  color: #0f2744;
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: -0.01em;
}
.biz-footer a {
  color: #1a4a7a;
  text-decoration: none;
}
.biz-footer a:hover {
  color: #0f2744;
  text-decoration: underline;
}
.biz-footer hr {
  border-color: rgba(15, 39, 68, 0.15);
}
.biz-footer .opacity-75 {
  opacity: 0.8;
  color: #3d5a80;
}
.biz-footer .text-white,
.biz-footer .text-white-50 {
  color: #2c4a6e !important;
}

.biz-main {
  min-height: 50vh;
  padding-top: 0.5rem;
  padding-bottom: 1rem;
}