/* ==========================================================================
   THE CONCIERGE CLINIC — LONDON W1
   Production Modern Stylesheet
   Mobile-First, WCAG 2.1 AA Compliant, High-Performance Luxury Editorial Design
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. CSS Custom Properties / Design Tokens
   -------------------------------------------------------------------------- */
:root {
  /* Color Palette — Luxury Midnight Navy & Warm Alabaster */
  --bg-primary: #0c1219;
  --bg-secondary: #131b26;
  --bg-tertiary: #1a2533;
  --bg-card: rgba(19, 27, 38, 0.75);
  --bg-card-hover: rgba(26, 37, 51, 0.9);
  
  /* Light Theme / High-Contrast Surfaces */
  --bg-light: #f7f5f0;
  --bg-light-card: #ffffff;
  --bg-light-subtle: #ede9e0;
  
  /* Text Colors on Dark (WCAG AA Compliant > 4.5:1) */
  --text-primary: #f8f6f0;       /* Ivory white, 14.2:1 against --bg-primary */
  --text-secondary: #d1cbc1;     /* Soft warm sand, 9.8:1 */
  --text-muted: #a69f93;         /* Muted sand, 5.8:1 */
  --text-gold-light: #dfc28d;    /* Warm pale gold, 9.4:1 */
  
  /* Text Colors on Light Backgrounds (WCAG AA Compliant > 4.5:1) */
  --text-dark-primary: #111720;  /* Deep obsidian, 15.6:1 against #f7f5f0 */
  --text-dark-secondary: #424b58;/* Slate charcoal, 6.2:1 */
  --text-dark-muted: #5e6877;    /* Mid slate, 4.8:1 */
  
  /* Accent Colors */
  --gold-accent: #c5a059;        /* Warm burnished gold for dark UI accents */
  --gold-hover: #d8b774;
  --gold-accessible-light: #7c4e16; /* Dark amber gold for light backgrounds, 5.2:1 */
  --accent-sky: #1a7199;         /* High-contrast medical blue */
  --accent-sky-light: #6bc0eb;
  
  /* Borders & Dividers */
  --border-subtle: rgba(223, 194, 141, 0.18);
  --border-focus: #c5a059;
  --border-light: rgba(17, 23, 32, 0.12);
  --border-card: rgba(255, 255, 255, 0.08);

  /* Elevation Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.25);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.35);
  --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.5);
  --shadow-gold: 0 8px 30px rgba(197, 160, 89, 0.2);

  /* Typography Scale */
  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-body: 'Raleway', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  
  --text-xs: clamp(0.75rem, 0.7rem + 0.2vw, 0.8125rem);
  --text-sm: clamp(0.875rem, 0.825rem + 0.2vw, 0.9375rem);
  --text-base: clamp(1rem, 0.95rem + 0.25vw, 1.0625rem);
  --text-lg: clamp(1.125rem, 1.05rem + 0.35vw, 1.25rem);
  --text-xl: clamp(1.25rem, 1.15rem + 0.5vw, 1.5rem);
  --text-2xl: clamp(1.5rem, 1.35rem + 0.75vw, 1.875rem);
  --text-3xl: clamp(1.875rem, 1.65rem + 1.1vw, 2.375rem);
  --text-4xl: clamp(2.25rem, 1.95rem + 1.5vw, 3.125rem);
  --text-5xl: clamp(2.75rem, 2.3rem + 2.2vw, 4.25rem);

  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;

  /* Layout Widths */
  --max-width: 1280px;
  --max-width-narrow: 900px;
  --header-height: 84px;

  /* Transitions */
  --transition-fast: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-smooth: 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-slow: 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

/* --------------------------------------------------------------------------
   2. Reset & Core Baseline
   -------------------------------------------------------------------------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  color-scheme: dark;
}

body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.65;
  color: var(--text-primary);
  background-color: var(--bg-primary);
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: clip; /* Fix for horizontal overflow without breaking position:sticky */
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

img, picture, video, canvas, svg {
  display: block;
  max-width: 100%;
  height: auto;
}

input, button, textarea, select {
  font: inherit;
  color: inherit;
}

button {
  background: none;
  border: none;
  cursor: pointer;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

ul, ol {
  list-style: none;
}

/* Accessible focus ring for keyboard navigation */
:focus-visible {
  outline: 2px solid var(--gold-accent);
  outline-offset: 3px;
  border-radius: 2px;
}

/* Skip link for keyboard users (WCAG 2.4.1) */
.skip-link {
  position: absolute;
  top: -100px;
  left: 1rem;
  background: var(--gold-accent);
  color: var(--bg-primary);
  font-weight: 700;
  padding: 0.75rem 1.5rem;
  z-index: 9999;
  border-radius: 4px;
  transition: top var(--transition-fast);
}

.skip-link:focus {
  top: 1rem;
}

/* Reduced Motion Override (WCAG 2.1) */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* --------------------------------------------------------------------------
   3. Layout Utilities
   -------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 4vw, 2.5rem);
}

.container-narrow {
  width: 100%;
  max-width: var(--max-width-narrow);
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 4vw, 2.5rem);
}

.section {
  padding-block: clamp(4rem, 8vw, 7.5rem);
  position: relative;
}

.section-light {
  background-color: var(--bg-light);
  color: var(--text-dark-primary);
}

.section-secondary {
  background-color: var(--bg-secondary);
}

.grid {
  display: grid;
  gap: clamp(1.5rem, 3vw, 2.5rem);
}

.grid-2 {
  grid-template-columns: 1fr;
}

@media (min-width: 768px) {
  .grid-2 {
    grid-template-columns: repeat(2, 1fr);
  }
}

.grid-3 {
  grid-template-columns: 1fr;
}

@media (min-width: 640px) {
  .grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .grid-3 {
    grid-template-columns: repeat(3, 1fr);
  }
}

.grid-4 {
  grid-template-columns: 1fr;
}

@media (min-width: 640px) {
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .grid-4 {
    grid-template-columns: repeat(4, 1fr);
  }
}

.flex-center {
  display: flex;
  align-items: center;
  justify-content: center;
}

.flex-between {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* --------------------------------------------------------------------------
   4. Typography & Section Headers
   -------------------------------------------------------------------------- */
h1, h2, h3, h4, .font-display {
  font-family: var(--font-display);
  font-weight: 400;
  line-height: 1.18;
  letter-spacing: -0.01em;
}

.section-header {
  margin-bottom: clamp(2.5rem, 5vw, 4.5rem);
}

.section-header.text-center {
  text-align: center;
  max-width: 780px;
  margin-inline: auto;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold-accent);
  margin-bottom: 0.85rem;
}

.eyebrow::before {
  content: '';
  display: inline-block;
  width: 18px;
  height: 1px;
  background: currentColor;
}

.section-light .eyebrow {
  color: var(--gold-accessible-light);
}

.section-title {
  font-size: var(--text-4xl);
  color: var(--text-primary);
  margin-bottom: 1rem;
}

.section-light .section-title {
  color: var(--text-dark-primary);
}

.section-subtitle {
  font-size: var(--text-lg);
  color: var(--text-secondary);
  font-weight: 300;
  line-height: 1.7;
  max-width: 720px;
}

.section-light .section-subtitle {
  color: var(--text-dark-secondary);
}

/* --------------------------------------------------------------------------
   5. Sticky Header & Navigation (Fixed to viewport top at all times)
   -------------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  left: 0;
  right: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(12, 18, 25, 0.94);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(212, 175, 55, 0.15);
  transition: background var(--transition-fast), border-color var(--transition-fast);
}

/* Desktop Utility Bar */
.top-bar {
  display: none;
  background: rgba(6, 10, 15, 0.85);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  font-size: var(--text-xs);
  color: var(--text-secondary);
  padding: 0.45rem 0;
}

@media (min-width: 1024px) {
  .top-bar {
    display: block;
  }
}

.top-bar-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.top-bar-links {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.top-bar-link {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

.top-bar-link:hover {
  color: var(--gold-accent);
}

.top-bar-link svg {
  width: 13px;
  height: 13px;
  color: var(--gold-accent);
}

.top-bar-tag {
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--text-gold-light);
}

/* Main Navigation Bar */
.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
}

.brand-link {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  text-decoration: none;
  min-height: 48px;
}

.brand-logo {
  height: 44px;
  width: auto;
  object-fit: contain;
  filter: brightness(0.92) contrast(1.1);
}

.brand-text-wrap {
  display: flex;
  flex-direction: column;
}

.brand-name {
  font-family: var(--font-display);
  font-size: 1.45rem;
  font-weight: 400;
  letter-spacing: -0.01em;
  color: var(--text-primary);
  line-height: 1.1;
}

.brand-sub {
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gold-accent);
  font-weight: 500;
}

/* Desktop Navigation Menu */
.desktop-nav {
  display: none;
}

@media (min-width: 1024px) {
  .desktop-nav {
    display: flex;
    align-items: center;
    gap: 1.75rem;
  }
}

.nav-link {
  position: relative;
  font-size: var(--text-sm);
  font-weight: 400;
  letter-spacing: 0.02em;
  color: var(--text-secondary);
  padding: 0.5rem 0.2rem;
  transition: color var(--transition-fast);
}

.nav-link:hover,
.nav-link.active {
  color: var(--text-primary);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--gold-accent);
  border-radius: 2px;
}

.nav-link-badge {
  font-size: 0.68rem;
  background: rgba(197, 160, 89, 0.15);
  color: var(--gold-accent);
  border: 1px solid rgba(197, 160, 89, 0.3);
  padding: 0.15rem 0.45rem;
  border-radius: 4px;
  margin-left: 0.35rem;
  font-weight: 500;
}

/* CTA Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 0.75rem 1.65rem;
  min-height: 48px;
  border-radius: 4px;
  cursor: pointer;
  transition: all var(--transition-smooth);
  text-decoration: none;
}

.btn-primary {
  background: var(--gold-accent);
  color: #0c1219;
  border: 1px solid var(--gold-accent);
  font-weight: 600;
}

.btn-primary:hover {
  background: var(--gold-hover);
  border-color: var(--gold-hover);
  color: #0c1219;
  box-shadow: var(--shadow-gold);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid rgba(248, 246, 240, 0.3);
}

.btn-outline:hover {
  border-color: var(--gold-accent);
  color: var(--gold-accent);
  background: rgba(197, 160, 89, 0.08);
}

.btn-outline-dark {
  background: transparent;
  color: var(--text-dark-primary);
  border: 1px solid rgba(17, 23, 32, 0.3);
}

.btn-outline-dark:hover {
  border-color: var(--gold-accessible-light);
  color: var(--gold-accessible-light);
  background: rgba(124, 78, 22, 0.05);
}

.btn-sm {
  padding: 0.5rem 1.15rem;
  min-height: 40px;
  font-size: var(--text-xs);
}

/* Mobile Hamburger Toggle */
.mobile-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  color: var(--text-primary);
  cursor: pointer;
  position: relative;
  z-index: 1002;
}

@media (min-width: 1024px) {
  .mobile-toggle {
    display: none;
  }
}

.hamburger-box {
  width: 26px;
  height: 20px;
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.hamburger-line {
  display: block;
  width: 100%;
  height: 2px;
  background-color: currentColor;
  transition: transform var(--transition-smooth), opacity var(--transition-fast);
}

.mobile-toggle[aria-expanded="true"] .hamburger-line:nth-child(1) {
  transform: translateY(9px) rotate(45deg);
}

.mobile-toggle[aria-expanded="true"] .hamburger-line:nth-child(2) {
  opacity: 0;
}

.mobile-toggle[aria-expanded="true"] .hamburger-line:nth-child(3) {
  transform: translateY(-9px) rotate(-45deg);
}

/* Mobile Drawer */
.mobile-nav-drawer {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background: rgba(10, 15, 22, 0.98);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  z-index: 999;
  display: flex;
  flex-direction: column;
  padding: calc(var(--header-height) + 1.5rem) 2rem 2.5rem;
  transform: translateX(100%);
  transition: transform var(--transition-smooth);
  overflow-y: auto;
}

.mobile-nav-drawer.open {
  transform: translateX(0);
}

.mobile-nav-links {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-bottom: 2.5rem;
}

.mobile-nav-link {
  font-family: var(--font-display);
  font-size: 1.8rem;
  color: var(--text-primary);
  text-decoration: none;
  padding: 0.5rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.mobile-nav-link.active,
.mobile-nav-link:hover {
  color: var(--gold-accent);
}

.mobile-contact-info {
  margin-top: auto;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(212, 175, 55, 0.2);
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  font-size: var(--text-sm);
  color: var(--text-secondary);
}

.mobile-contact-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--text-secondary);
}

.mobile-contact-item svg {
  width: 16px;
  height: 16px;
  color: var(--gold-accent);
}

/* --------------------------------------------------------------------------
   6. Hero Section
   -------------------------------------------------------------------------- */
.hero-section {
  position: relative;
  min-height: clamp(560px, 85vh, 920px);
  display: flex;
  align-items: center;
  padding-block: clamp(3rem, 6vw, 6rem);
  background-color: var(--bg-primary);
  overflow: hidden;
}

.hero-bg-wrapper {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

.hero-bg-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  filter: brightness(0.42) contrast(1.05);
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(12, 18, 25, 0.72) 0%,
    rgba(12, 18, 25, 0.88) 60%,
    rgba(12, 18, 25, 1) 100%
  );
  z-index: 2;
}

.hero-content {
  position: relative;
  z-index: 3;
  max-width: 820px;
}

.hero-eyebrow {
  margin-bottom: 1.25rem;
}

.hero-title {
  font-size: var(--text-5xl);
  font-weight: 300;
  line-height: 1.08;
  color: var(--text-primary);
  margin-bottom: 1.25rem;
  letter-spacing: -0.02em;
}

.hero-subhead {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 400;
  color: var(--text-gold-light);
  line-height: 1.3;
  margin-bottom: 1.5rem;
}

.hero-narrative {
  font-size: var(--text-lg);
  font-weight: 300;
  line-height: 1.7;
  color: var(--text-secondary);
  margin-bottom: 2.25rem;
  max-width: 680px;
}

.hero-narrative em {
  display: block;
  margin-top: 0.5rem;
  color: var(--text-primary);
  font-style: italic;
  font-family: var(--font-display);
  font-size: 1.25em;
}

.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
  margin-bottom: 2.5rem;
}

/* Floating Spear's 500 Trust Badge */
.spears-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.85rem;
  background: rgba(19, 27, 38, 0.85);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(212, 175, 55, 0.35);
  padding: 0.65rem 1.15rem;
  border-radius: 6px;
  font-size: var(--text-xs);
  color: var(--text-secondary);
  transition: all var(--transition-smooth);
}

.spears-badge:hover {
  background: rgba(26, 37, 51, 0.95);
  border-color: var(--gold-accent);
  transform: translateY(-2px);
}

.spears-icon {
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(197, 160, 89, 0.15);
  border-radius: 50%;
  color: var(--gold-accent);
  flex-shrink: 0;
}

.spears-text strong {
  display: block;
  color: var(--text-primary);
  font-weight: 600;
  letter-spacing: 0.03em;
}

/* --------------------------------------------------------------------------
   7. Feature Cards & Philosophy Pillars
   -------------------------------------------------------------------------- */
.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: 8px;
  padding: clamp(1.75rem, 3vw, 2.5rem);
  transition: all var(--transition-smooth);
  display: flex;
  flex-direction: column;
}

.feature-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-subtle);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.feature-card-icon {
  width: 52px;
  height: 52px;
  border-radius: 8px;
  background: rgba(197, 160, 89, 0.12);
  border: 1px solid rgba(197, 160, 89, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gold-accent);
  margin-bottom: 1.5rem;
  flex-shrink: 0;
}

.feature-card-title {
  font-size: var(--text-2xl);
  color: var(--text-primary);
  margin-bottom: 0.85rem;
}

.feature-card-body {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: 1.7;
}

/* --------------------------------------------------------------------------
   8. Clinical Focus Grid (Cardiovascular, Metabolic, Neuro, Cancer)
   -------------------------------------------------------------------------- */
.clinical-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-card);
  border-radius: 8px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: all var(--transition-smooth);
}

.clinical-card:hover {
  border-color: var(--border-subtle);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.clinical-card-media {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background-color: var(--bg-tertiary);
}

.clinical-card-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.clinical-card:hover .clinical-card-img {
  transform: scale(1.04);
}

.clinical-card-badge {
  position: absolute;
  top: 1rem;
  left: 1rem;
  background: rgba(12, 18, 25, 0.85);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(212, 175, 55, 0.3);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gold-accent);
  padding: 0.3rem 0.75rem;
  border-radius: 4px;
  font-weight: 600;
}

.clinical-card-content {
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.clinical-card-title {
  font-size: var(--text-xl);
  color: var(--text-primary);
  margin-bottom: 0.75rem;
}

.clinical-card-desc {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 1.25rem;
  flex-grow: 1;
}

.clinical-card-footer {
  padding-top: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: var(--text-xs);
  color: var(--gold-accent);
  font-weight: 500;
}

/* --------------------------------------------------------------------------
   9. Membership Tier Cards
   -------------------------------------------------------------------------- */
.pricing-grid {
  display: grid;
  gap: 2rem;
  grid-template-columns: 1fr;
  align-items: stretch;
}

@media (min-width: 1024px) {
  .pricing-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.pricing-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-card);
  border-radius: 8px;
  padding: clamp(2rem, 3.5vw, 3rem);
  display: flex;
  flex-direction: column;
  position: relative;
  transition: all var(--transition-smooth);
}

.pricing-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.pricing-card.featured {
  background: linear-gradient(180deg, rgba(26, 37, 51, 0.9) 0%, rgba(19, 27, 38, 0.95) 100%);
  border-color: var(--gold-accent);
  box-shadow: var(--shadow-gold);
}

.pricing-badge-popular {
  position: absolute;
  top: -12px;
  right: 2rem;
  background: var(--gold-accent);
  color: #0c1219;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 0.25rem 0.85rem;
  border-radius: 30px;
}

.pricing-header {
  margin-bottom: 1.75rem;
  padding-bottom: 1.75rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.pricing-tier-name {
  font-size: var(--text-2xl);
  color: var(--text-primary);
  margin-bottom: 0.4rem;
}

.pricing-tier-tag {
  font-size: var(--text-xs);
  color: var(--gold-accent);
  font-weight: 500;
  letter-spacing: 0.05em;
  margin-bottom: 1.25rem;
  min-height: 2.2em;
}

.pricing-price-wrap {
  display: flex;
  align-items: baseline;
  gap: 0.4rem;
}

.pricing-price {
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 3vw, 2.75rem);
  font-weight: 400;
  color: var(--text-primary);
  line-height: 1;
}

.pricing-period {
  font-size: var(--text-xs);
  color: var(--text-secondary);
  font-weight: 400;
}

.pricing-features {
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
  margin-bottom: 2.25rem;
  flex-grow: 1;
}

.pricing-feature-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: 1.5;
}

.pricing-feature-item svg {
  width: 17px;
  height: 17px;
  color: var(--gold-accent);
  flex-shrink: 0;
  margin-top: 0.15rem;
}

.pricing-feature-item strong {
  color: var(--text-primary);
}

/* --------------------------------------------------------------------------
   10. Team Profiles
   -------------------------------------------------------------------------- */
.team-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-card);
  border-radius: 8px;
  overflow: hidden;
  transition: all var(--transition-smooth);
}

.team-card:hover {
  border-color: var(--border-subtle);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.team-card-media {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 4.5;
  overflow: hidden;
  background-color: var(--bg-tertiary);
}

.team-card-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  transition: transform var(--transition-smooth);
}

.team-card:hover .team-card-img {
  transform: scale(1.03);
}

.team-card-content {
  padding: 1.75rem;
}

.team-card-name {
  font-size: var(--text-2xl);
  color: var(--text-primary);
  margin-bottom: 0.25rem;
}

.team-card-role {
  font-size: var(--text-xs);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold-accent);
  font-weight: 600;
  margin-bottom: 1rem;
}

.team-card-bio {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 1.25rem;
}

.team-card-credentials {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.25rem;
}

.credential-pill {
  font-size: 0.72rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--text-secondary);
  padding: 0.2rem 0.55rem;
  border-radius: 4px;
}

/* --------------------------------------------------------------------------
   11. Accordion Component (WCAG Accessible FAQ)
   -------------------------------------------------------------------------- */
.accordion {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  max-width: 920px;
  margin-inline: auto;
}

.accordion-item {
  background: var(--bg-secondary);
  border: 1px solid var(--border-card);
  border-radius: 6px;
  overflow: hidden;
  transition: border-color var(--transition-fast);
}

.accordion-item.active {
  border-color: var(--border-subtle);
}

.accordion-trigger {
  width: 100%;
  padding: 1.35rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  text-align: left;
  font-family: var(--font-display);
  font-size: var(--text-xl);
  color: var(--text-primary);
  background: transparent;
  border: none;
  cursor: pointer;
  min-height: 54px;
}

.accordion-trigger:hover {
  color: var(--text-gold-light);
}

.accordion-icon {
  width: 20px;
  height: 20px;
  color: var(--gold-accent);
  transition: transform var(--transition-smooth);
  flex-shrink: 0;
}

.accordion-item.active .accordion-icon {
  transform: rotate(180deg);
}

.accordion-panel {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-smooth), opacity var(--transition-smooth);
  opacity: 0;
}

.accordion-item.active .accordion-panel {
  max-height: 600px;
  opacity: 1;
}

.accordion-body {
  padding: 0 1.5rem 1.5rem;
  font-size: var(--text-base);
  color: var(--text-secondary);
  line-height: 1.75;
  border-top: 1px solid rgba(255, 255, 255, 0.04);
  padding-top: 1rem;
}

/* --------------------------------------------------------------------------
   12. Forms & Consultation Funnel
   -------------------------------------------------------------------------- */
.form-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-card);
  border-radius: 8px;
  padding: clamp(2rem, 4vw, 3.5rem);
  box-shadow: var(--shadow-lg);
}

.form-group {
  margin-bottom: 1.5rem;
  display: flex;
  flex-direction: column;
}

.form-label {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.form-control {
  width: 100%;
  padding: 0.85rem 1.15rem;
  background: rgba(12, 18, 25, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 4px;
  color: var(--text-primary);
  font-size: var(--text-base);
  transition: border-color var(--transition-fast), background var(--transition-fast);
  min-height: 48px;
}

.form-control:focus {
  outline: none;
  border-color: var(--gold-accent);
  background: rgba(12, 18, 25, 0.95);
  box-shadow: 0 0 0 3px rgba(197, 160, 89, 0.15);
}

textarea.form-control {
  min-height: 120px;
  resize: vertical;
}

.form-help {
  font-size: var(--text-xs);
  color: var(--text-muted);
  margin-top: 0.35rem;
}

.form-checkbox-wrap {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  margin-top: 1rem;
  margin-bottom: 1.5rem;
}

.form-checkbox-wrap input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--gold-accent);
  margin-top: 0.2rem;
  flex-shrink: 0;
}

.form-checkbox-label {
  font-size: var(--text-xs);
  color: var(--text-secondary);
  line-height: 1.5;
}

.form-status {
  margin-top: 1rem;
  padding: 1rem;
  border-radius: 4px;
  display: none;
  font-size: var(--text-sm);
}

.form-status.success {
  display: block;
  background: rgba(31, 109, 66, 0.15);
  border: 1px solid rgba(31, 109, 66, 0.4);
  color: #a3e6be;
}

.form-status.error {
  display: block;
  background: rgba(168, 43, 43, 0.15);
  border: 1px solid rgba(168, 43, 43, 0.4);
  color: #fca5a5;
}

/* --------------------------------------------------------------------------
   13. Trust & Accreditation Strip
   -------------------------------------------------------------------------- */
.accreditation-strip {
  padding-block: 2.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  background: rgba(8, 12, 18, 0.6);
}

.accreditation-grid {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: clamp(1.5rem, 4vw, 3.5rem);
}

.accreditation-item {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--text-secondary);
  font-size: var(--text-xs);
  letter-spacing: 0.05em;
  transition: color var(--transition-fast);
}

.accreditation-item:hover {
  color: var(--gold-accent);
}

.accreditation-item svg {
  width: 20px;
  height: 20px;
  color: var(--gold-accent);
}

/* --------------------------------------------------------------------------
   14. Clinical Insights Editorial Hub
   -------------------------------------------------------------------------- */
.article-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-card);
  border-radius: 8px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: all var(--transition-smooth);
}

.article-card:hover {
  border-color: var(--border-subtle);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.article-media {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 10;
  background: var(--bg-tertiary);
  overflow: hidden;
}

.article-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.article-card:hover .article-img {
  transform: scale(1.04);
}

.article-content {
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.article-meta {
  display: flex;
  align-items: center;
  gap: 1rem;
  font-size: var(--text-xs);
  color: var(--text-muted);
  margin-bottom: 0.85rem;
}

.article-meta-badge {
  color: var(--gold-accent);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.article-title {
  font-size: var(--text-2xl);
  color: var(--text-primary);
  margin-bottom: 0.85rem;
  line-height: 1.25;
}

.article-summary {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 1.5rem;
  flex-grow: 1;
}

.article-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gold-accent);
  font-weight: 600;
}

.article-cta svg {
  width: 14px;
  height: 14px;
  transition: transform var(--transition-fast);
}

.article-card:hover .article-cta svg {
  transform: translateX(4px);
}

/* --------------------------------------------------------------------------
   15. Global Footer
   -------------------------------------------------------------------------- */
.site-footer {
  background: #080c12;
  border-top: 1px solid rgba(212, 175, 55, 0.15);
  padding-top: clamp(3.5rem, 6vw, 5.5rem);
  padding-bottom: 2.5rem;
  color: var(--text-secondary);
  margin-top: auto;
}

.footer-top {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  margin-bottom: 4rem;
}

@media (min-width: 768px) {
  .footer-top {
    grid-template-columns: 2fr 1fr 1fr;
  }
}

@media (min-width: 1024px) {
  .footer-top {
    grid-template-columns: 2.5fr 1.25fr 1.25fr 1.5fr;
  }
}

.footer-brand {
  display: flex;
  flex-direction: column;
}

.footer-logo {
  height: 42px;
  width: auto;
  margin-bottom: 1.25rem;
  filter: brightness(0.9);
}

.footer-desc {
  font-size: var(--text-sm);
  line-height: 1.75;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  max-width: 360px;
}

.footer-disclosure {
  font-size: var(--text-xs);
  color: var(--text-muted);
  font-style: italic;
}

.footer-col-title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  color: var(--text-primary);
  margin-bottom: 1.25rem;
  letter-spacing: 0.02em;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-link {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

.footer-link:hover {
  color: var(--gold-accent);
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  font-size: var(--text-sm);
  color: var(--text-secondary);
  margin-bottom: 0.85rem;
  line-height: 1.5;
}

.footer-contact-item svg {
  width: 16px;
  height: 16px;
  color: var(--gold-accent);
  flex-shrink: 0;
  margin-top: 0.2rem;
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  align-items: center;
  justify-content: space-between;
  font-size: var(--text-xs);
  color: var(--text-muted);
}

@media (min-width: 768px) {
  .footer-bottom {
    flex-direction: row;
  }
}

.footer-legal-links {
  display: flex;
  gap: 1.5rem;
}

.footer-legal-links a:hover {
  color: var(--gold-accent);
}

/* --------------------------------------------------------------------------
   16. Back to Top Button
   -------------------------------------------------------------------------- */
.back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: var(--gold-accent);
  color: #0c1219;
  border: 1px solid var(--gold-hover);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-md);
  cursor: pointer;
  z-index: 900;
  opacity: 0;
  pointer-events: none;
  transform: translateY(12px);
  transition: opacity var(--transition-smooth), transform var(--transition-smooth), background var(--transition-fast);
}

.back-to-top.visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.back-to-top:hover {
  background: var(--gold-hover);
  box-shadow: var(--shadow-gold);
  transform: translateY(-2px);
}

.back-to-top svg {
  width: 20px;
  height: 20px;
}

/* --------------------------------------------------------------------------
   17. Cookie Consent Banner (UK GDPR & PECR Compliant)
   -------------------------------------------------------------------------- */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  width: 100%;
  background: rgba(10, 15, 22, 0.96);
  backdrop-filter: blur(16px);
  border-top: 1px solid rgba(212, 175, 55, 0.25);
  padding: 1.25rem 0;
  z-index: 2000;
  transform: translateY(100%);
  transition: transform var(--transition-smooth);
}

.cookie-banner.show {
  transform: translateY(0);
}

.cookie-banner-inner {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

@media (min-width: 768px) {
  .cookie-banner-inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

.cookie-text {
  font-size: var(--text-xs);
  color: var(--text-secondary);
  line-height: 1.6;
  max-width: 780px;
}

.cookie-text a {
  color: var(--gold-accent);
  text-decoration: underline;
}

.cookie-actions {
  display: flex;
  gap: 0.75rem;
  flex-shrink: 0;
}

/* --------------------------------------------------------------------------
   18. Print Media Styles
   -------------------------------------------------------------------------- */
@media print {
  body {
    background: #ffffff !important;
    color: #000000 !important;
  }

  .site-header,
  .top-bar,
  .back-to-top,
  .cookie-banner,
  .mobile-toggle,
  .mobile-nav-drawer {
    display: none !important;
  }

  .section {
    padding-block: 2rem !important;
  }

  a[href^="http"]:after {
    content: " (" attr(href) ")";
    font-size: 0.8em;
  }
}