/* myNHS Drug Tariff - Primary Stylesheet */
:root {
  --nhs-blue:      #005eb8;
  --nhs-dark:      #003087;
  --nhs-green:     #007f3b;
  --nhs-red:       #da291c;
  --nhs-yellow:    #ffb81c;
  --nhs-grey:      #768692;
  --nhs-pale:      #f0f4f5;
  --nhs-gradient:  linear-gradient(135deg, #005eb8 0%, #003087 100%);
  --nhs-shadow:    0 10px 30px rgba(0, 48, 135, 0.12);
  --nhs-glass-bg:  rgba(255, 255, 255, 0.95);
}

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

html {
  overflow-y: scroll;
  overflow-x: hidden;
  -webkit-text-size-adjust: 100%;
}

body {
  background: var(--nhs-pale);
  font-family: 'Segoe UI', system-ui, -apple-system, BlinkMacSystemFont, Roboto, sans-serif;
  color: #212529;
  overflow-x: hidden;
  width: 100%;
  max-width: 100vw;
}

.app-main-container {
  width: 100%;
  max-width: 100vw;
  overflow-x: clip;
  padding-left: max(0.5rem, env(safe-area-inset-left));
  padding-right: max(0.5rem, env(safe-area-inset-right));
}

/* Navbar */
.nhs-navbar {
  background: var(--nhs-gradient) !important;
  box-shadow: 0 2px 8px rgba(0, 48, 135, 0.15);
  padding-top: max(0.65rem, env(safe-area-inset-top)) !important;
}

.nhs-logo {
  background: #fff;
  color: var(--nhs-blue);
  font-weight: 900;
  font-size: 1.1rem;
  padding: 2px 8px;
  border-radius: 4px;
  letter-spacing: -0.5px;
  box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.active-nav {
  border-bottom: 3px solid #fff;
  font-weight: 600;
}

/* Buttons */
.btn-nhs {
  background: var(--nhs-dark);
  color: #fff;
  border: none;
  font-weight: 600;
}

.btn-nhs:hover {
  background: var(--nhs-blue);
  color: #fff;
  box-shadow: 0 4px 12px rgba(0, 94, 184, 0.25);
}

.btn-outline-nhs {
  border-color: var(--nhs-blue);
  color: var(--nhs-blue);
}

.btn-outline-nhs:hover {
  background: var(--nhs-blue);
  color: #fff;
}

.btn-outline-purple {
  border-color: #6f42c1;
  color: #6f42c1;
}

.btn-outline-purple:hover {
  background: #6f42c1;
  color: #fff;
}

/* Search Hero & Card */
.search-hero {
  background: var(--nhs-gradient);
  border-radius: 16px;
  padding: 2.25rem 2rem;
  color: #ffffff;
  box-shadow: var(--nhs-shadow);
  position: relative;
  overflow: hidden;
}

.search-hero::before {
  content: "";
  position: absolute;
  top: -50%;
  right: -20%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(255,255,255,0.08) 0%, rgba(255,255,255,0) 70%);
  pointer-events: none;
}

.search-input-group {
  background: #ffffff;
  border-radius: 8px;
  padding: 5px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
  transition: all 0.2s ease-in-out;
}

.search-input-group:focus-within {
  box-shadow: 0 10px 30px rgba(0, 94, 184, 0.35);
  transform: translateY(-1px);
}

.search-input-group .form-control {
  border: none;
  background: transparent;
  box-shadow: none !important;
  font-size: 1.1rem;
}

.search-input-group .input-group-text {
  border: none;
  background: transparent;
  color: var(--nhs-blue);
  font-size: 1.25rem;
  padding-left: 1.25rem;
}

.search-input-group .form-select {
  border: none;
  background-color: #f8f9fa;
  border-radius: 8px;
  font-weight: 600;
  color: var(--nhs-dark);
  font-size: 0.925rem;
  padding-right: 2rem;
  cursor: pointer;
}

.search-input-group .btn-nhs {
  border-radius: 8px;
  padding-left: 1.75rem;
  padding-right: 1.75rem;
}

/* Quick Search Shortcut Chips */
.quick-chip {
  background: rgba(255, 255, 255, 0.18);
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.3);
  padding: 5px 14px;
  border-radius: 8px;
  font-size: 0.825rem;
  font-weight: 500;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.2s ease;
  backdrop-filter: blur(4px);
}

.quick-chip:hover {
  background: #ffffff;
  color: var(--nhs-dark);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.quick-chip.dark {
  background: #ffffff;
  color: var(--nhs-blue);
  border: 1px solid #ced4da;
  backdrop-filter: none;
}

.quick-chip.dark:hover {
  background: #f8f9fa;
  color: var(--nhs-dark);
  border-color: #adb5bd;
}

/* Dashboard Cards (Empty State) */
.dashboard-card {
  background: #ffffff;
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: 14px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.04);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.dashboard-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(0, 94, 184, 0.1);
}

.dashboard-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.35rem;
}

/* Result cards */
.result-card {
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-left: 5px solid var(--nhs-blue) !important;
  border-radius: 10px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.03);
  transition: all 0.2s ease;
}

.result-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 94, 184, 0.12);
}

.result-card.border-danger {
  border-left-color: var(--nhs-red) !important;
}

/* Category badges */
.cat-badge {
  font-size: .78rem;
  padding: 0.35em 0.65em;
  font-weight: 700;
  border-radius: 6px;
}
.bg-purple { background-color: #6f42c1 !important; }

/* Price Tag */
.price-tag {
  font-size: 1.15rem;
  background: #e6f4ea;
  color: #137333;
  padding: 2px 10px;
  border-radius: 6px;
  display: inline-block;
}

/* Text colour */
.text-nhs { color: var(--nhs-blue) !important; }

/* Sales Landing Page */
.sales-hero-gradient {
  background: linear-gradient(135deg, #091e3a 0%, #003087 50%, #005eb8 100%);
  color: #ffffff;
  border-radius: 20px;
  padding: 3.5rem 2rem;
  box-shadow: 0 16px 40px rgba(0, 48, 135, 0.2);
  position: relative;
  overflow: hidden;
}

.sales-hero-gradient::after {
  content: "";
  position: absolute;
  top: -40%;
  right: -10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(0, 194, 255, 0.15) 0%, rgba(0, 48, 135, 0) 70%);
  pointer-events: none;
}

.hero-mockup-card {
  transform: rotate(1deg);
  transition: transform 0.2s ease;
  max-width: 100%;
  overflow: hidden;
}

.sales-hero-title {
  font-size: calc(1.6rem + 1.2vw);
  line-height: 1.25;
}

.sales-hero-desc {
  font-size: 1.15rem;
}

.sales-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1rem;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.25);
  color: #ffffff;
  font-size: 0.85rem;
  font-weight: 600;
  max-width: 100%;
  text-align: left;
  word-break: break-word;
}

.sales-stat-card {
  background: #ffffff;
  border-radius: 14px;
  padding: 1.5rem 1rem;
  border: 1px solid rgba(0, 0, 0, 0.06);
  box-shadow: 0 4px 16px rgba(0, 48, 135, 0.06);
  text-align: center;
  transition: transform 0.2s ease;
}

.sales-stat-card:hover {
  transform: translateY(-3px);
}

.sales-feature-card {
  background: #ffffff;
  border-radius: 16px;
  padding: 2rem;
  border: 1px solid rgba(0, 0, 0, 0.06);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.04);
  transition: all 0.25s ease;
}

.sales-feature-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 30px rgba(0, 94, 184, 0.12);
}

.pricing-card {
  background: #ffffff;
  border-radius: 18px;
  border: 1px solid rgba(0, 0, 0, 0.08);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.05);
  transition: all 0.25s ease;
  overflow: hidden;
}

.pricing-card.featured {
  border: 2px solid var(--nhs-blue);
  box-shadow: 0 12px 36px rgba(0, 94, 184, 0.18);
  transform: scale(1.02);
}

.pricing-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 36px rgba(0, 94, 184, 0.15);
}

/* Footer */
.nhs-footer { background: var(--nhs-dark); color: #adb5bd; }

/* Responsive Search Form (Contiguous on Desktop, Stacked Individual on Mobile) */
@media (min-width: 768px) {
  .search-wrapper-desktop {
    background-color: #ffffff;
    border: 1px solid #dee2e6;
    border-radius: 8px;
    box-shadow: 0 0.125rem 0.25rem rgba(0,0,0,0.075);
    padding: 0.25rem;
    padding-right: 4.5rem;
  }
  
  .search-item-mobile {
    background-color: transparent !important;
    border: none !important;
  }
}

@media (max-width: 767.98px) {
  .search-wrapper-desktop {
    background-color: transparent !important;
    border: none !important;
    box-shadow: none !important;
    padding: 0 !important;
  }
  .search-item-mobile {
    background-color: #ffffff !important;
    border: 1px solid #dee2e6 !important;
    border-radius: 8px !important;
  }
}

/* Stack input group on mobile */
@media (max-width: 767.98px) {
  .search-input-group {
    flex-direction: column !important;
    background: transparent !important;
    box-shadow: none !important;
    padding: 0 !important;
  }
  .search-input-group > input, .search-input-group > select, .search-input-group > button[type="submit"] {
    width: 100% !important;
    border-radius: 8px !important;
    margin-bottom: 0.5rem;
    background-color: #ffffff !important;
    border: 1px solid #dee2e6 !important;
  }
  .search-input-group > span.input-group-text:first-child {
    display: none !important;
  }
  
  #clearSearchBtn {
    position: absolute !important;
    top: 0 !important;
    right: 0 !important;
    z-index: 10 !important;
    height: 45px !important;
  }
  .search-input-group > input {
    position: relative !important;
  }

  .search-input-group > select.form-select {
    margin-left: 0 !important;
    margin-right: 0 !important;
  }

  .search-hero {
    padding: 1.25rem 1rem;
    border-radius: 12px;
  }
  .sales-feature-card {
    padding: 1.25rem 1rem;
    border-radius: 12px;
  }
  .pricing-card {
    padding: 1.25rem 1rem !important;
    border-radius: 14px;
  }
  .result-card .card-body {
    padding: 0.65rem 0.75rem !important;
  }
  .dashboard-card {
    padding: 1rem 0.75rem !important;
    border-radius: 10px;
  }
  .quick-chip {
    padding: 4px 10px;
    font-size: 0.78rem;
  }
}

@media (max-width: 991.98px) {
  .sales-hero-gradient {
    padding: 1.75rem 1rem;
    border-radius: 14px;
  }
  .hero-mockup-card {
    transform: none !important;
    margin-top: 1rem;
  }
  .sales-hero-desc {
    font-size: 0.95rem;
    padding-right: 0 !important;
  }
}

@media (max-width: 575.98px) {
  .sales-hero-gradient {
    padding: 1.35rem 0.85rem;
    border-radius: 12px;
  }
  .sales-pill {
    font-size: 0.75rem;
    padding: 0.35rem 0.65rem;
  }
  .sales-stat-card {
    padding: 0.75rem 0.35rem;
    border-radius: 10px;
  }
  .sales-stat-card .display-6 {
    font-size: 1.35rem !important;
  }
  .sales-stat-card .small {
    font-size: 0.72rem !important;
    line-height: 1.2;
  }
  #licenseTabs {
    display: flex;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    border-radius: 10px !important;
    padding: 3px !important;
  }
  #licenseTabs .nav-item {
    flex: 1 1 auto;
  }
  #licenseTabs .nav-link {
    font-size: 0.75rem;
    padding: 0.4rem 0.3rem;
    white-space: nowrap;
    text-align: center;
  }
}

/* Changes Tabs Active State */
.nav-tabs .changes-tab.active { background-color: #e0faff !important; border-bottom-color: white !important; font-weight: bold !important; color: #000 !important; }
.nav-tabs .changes-tab:not(.active) { color: #6c757d !important; font-weight: normal !important; }