/* ==========================================================================
   Queensway Chemist — Core Design System & Global Styles
   Chorlton-cum-Hardy, Manchester M21 | Founded 1987
   WCAG 2.2 Level AA Compliant
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Nunito+Sans:ital,opsz,wght@0,6..12,400;0,6..12,600;0,6..12,700;1,6..12,400&family=Poppins:wght@600;700;800&display=swap');

:root {
  /* Brand Identity Tokens */
  --color-brand-violet: #9055F5;
  --color-brand-violet-hover: #7E3DF2;
  --color-overlap-indigo: #513C90;
  --color-overlap-indigo-dark: #3F2C74;
  --color-ink: #241E3F;
  --color-body-dark: #2D2D2D;
  --color-body-muted: #575766;
  
  /* Mint Palette */
  --color-mint-bg: #26B76F;
  --color-mint-hover: #1FA261;
  --color-mint-text: #157347; /* WCAG 2.2 AA contrast >= 5.1:1 on white/light */
  
  /* Surfaces & Canvas */
  --color-warm-white: #FAFAFB;
  --color-surface-white: #FFFFFF;
  --color-pale-violet: #F3EEFD;
  --color-pale-mint: #E9F8F0;
  --color-border: #E4E0EC;
  --color-border-subtle: #F0EDF5;
  
  /* Status & Alerts */
  --color-closed-red: #B22222;
  --color-closed-red-bg: #FDF2F2;
  --color-open-green: #157347;
  --color-open-green-bg: #E9F8F0;
  
  /* Typography */
  --font-heading: 'Poppins', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Nunito Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  
  /* Elevation & Shadows */
  --shadow-sm: 0 2px 6px rgba(36, 30, 63, 0.05);
  --shadow-md: 0 6px 20px rgba(36, 30, 63, 0.08);
  --shadow-lg: 0 12px 36px rgba(81, 60, 144, 0.12);
  --shadow-lift: 0 16px 40px rgba(81, 60, 144, 0.16);
  
  /* Geometry & Layout */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-pill: 9999px;
  
  --max-width-container: 1240px;
  --header-height: 80px;
  --topbar-height: 40px;
  
  /* Transitions */
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--color-body-dark);
  background-color: var(--color-warm-white);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Accessibility: Skip to Content */
.skip-to-content {
  position: absolute;
  top: -100px;
  left: 20px;
  background: var(--color-overlap-indigo);
  color: #FFFFFF;
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  font-weight: 700;
  text-decoration: none;
  z-index: 9999;
  transition: top var(--transition-fast);
}

.skip-to-content:focus {
  top: 16px;
  outline: 3px solid var(--color-mint-bg);
}

/* Focus Visible Consistency */
:focus-visible {
  outline: 3px solid var(--color-brand-violet);
  outline-offset: 3px;
}

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

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

a:hover {
  color: var(--color-brand-violet-hover);
  text-decoration: underline;
}

/* Typography Hierarchy */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--color-overlap-indigo);
  line-height: 1.25;
  font-weight: 700;
}

h1 { font-size: clamp(2.1rem, 4vw, 3.25rem); letter-spacing: -0.02em; }
h2 { font-size: clamp(1.65rem, 3vw, 2.35rem); letter-spacing: -0.015em; }
h3 { font-size: clamp(1.25rem, 2vw, 1.5rem); }
h4 { font-size: 1.15rem; }

p {
  margin-bottom: 1.25rem;
}

p:last-child {
  margin-bottom: 0;
}

/* Layout Utilities */
.container {
  width: 100%;
  max-width: var(--max-width-container);
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}

.section-pad {
  padding-top: 80px;
  padding-bottom: 80px;
}

.section-pad-sm {
  padding-top: 48px;
  padding-bottom: 48px;
}

.section-bg-white { background-color: var(--color-surface-white); }
.section-bg-warm { background-color: var(--color-warm-white); }
.section-bg-pale-violet { background-color: var(--color-pale-violet); }
.section-bg-pale-mint { background-color: var(--color-pale-mint); }
.section-bg-indigo { background-color: var(--color-overlap-indigo); color: #FFFFFF; }

.section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 52px auto;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background-color: var(--color-pale-violet);
  color: var(--color-overlap-indigo);
  border-radius: var(--radius-pill);
  font-size: 0.875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 16px;
}

.section-tag-mint {
  background-color: var(--color-pale-mint);
  color: var(--color-mint-text);
}

.section-title {
  margin-bottom: 16px;
}

.section-subtitle {
  font-size: 1.125rem;
  color: var(--color-body-muted);
}

/* Signature Motif Divider */
.motif-divider {
  height: 4px;
  width: 80px;
  background: linear-gradient(90deg, var(--color-brand-violet), var(--color-mint-bg));
  border-radius: 2px;
  margin: 20px auto 0 auto;
}

.motif-divider-left {
  margin-left: 0;
}

/* --------------------------------------------------------------------------
   Button System
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 1rem;
  padding: 14px 28px;
  border-radius: var(--radius-md);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none !important;
  text-align: center;
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--color-brand-violet);
  color: #FFFFFF;
  box-shadow: 0 4px 14px rgba(144, 85, 245, 0.35);
}

.btn-primary:hover {
  background-color: var(--color-brand-violet-hover);
  color: #FFFFFF;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(144, 85, 245, 0.45);
}

.btn-mint {
  background-color: var(--color-mint-bg);
  color: var(--color-ink);
  box-shadow: 0 4px 12px rgba(38, 183, 111, 0.3);
}

.btn-mint:hover {
  background-color: var(--color-mint-hover);
  color: var(--color-ink);
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(38, 183, 111, 0.4);
}

.btn-outline-white {
  background-color: transparent;
  color: #FFFFFF;
  border-color: rgba(255, 255, 255, 0.85);
}

.btn-outline-white:hover {
  background-color: #FFFFFF;
  color: var(--color-overlap-indigo);
  transform: translateY(-2px);
}

.btn-outline-indigo {
  background-color: transparent;
  color: var(--color-overlap-indigo);
  border-color: var(--color-overlap-indigo);
}

.btn-outline-indigo:hover {
  background-color: var(--color-overlap-indigo);
  color: #FFFFFF;
  transform: translateY(-2px);
}

.btn-sm {
  padding: 8px 18px;
  font-size: 0.9375rem;
  border-radius: var(--radius-sm);
}

.btn-lg {
  padding: 18px 36px;
  font-size: 1.125rem;
  border-radius: var(--radius-md);
}

/* --------------------------------------------------------------------------
   Header & Navigation
   -------------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--color-surface-white);
  transition: box-shadow var(--transition-smooth);
}

.site-header.scrolled {
  box-shadow: var(--shadow-md);
}

/* Top Notification Bar */
.top-bar {
  background-color: var(--color-overlap-indigo);
  color: #FFFFFF;
  font-size: 0.875rem;
  padding: 8px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.top-bar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.top-bar-left {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.top-bar-community {
  font-weight: 600;
}

/* Live Open/Closed Status Indicator Badge */
.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 10px;
  border-radius: var(--radius-pill);
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.status-badge.is-open {
  background-color: rgba(38, 183, 111, 0.2);
  color: #A3F1C8;
  border: 1px solid rgba(38, 183, 111, 0.5);
}

.status-badge.is-closed {
  background-color: rgba(178, 34, 34, 0.25);
  color: #FFC0C0;
  border: 1px solid rgba(178, 34, 34, 0.5);
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: currentColor;
  display: inline-block;
}

.status-badge.is-open .status-dot {
  background-color: #26B76F;
  box-shadow: 0 0 8px #26B76F;
  animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(38, 183, 111, 0.7); }
  70% { transform: scale(1); box-shadow: 0 0 0 6px rgba(38, 183, 111, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(38, 183, 111, 0); }
}

.top-bar-right {
  display: flex;
  align-items: center;
  gap: 16px;
}

.top-bar-phone {
  color: #FFFFFF;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 700;
  text-decoration: none;
}

.top-bar-phone:hover {
  color: #A3F1C8;
  text-decoration: none;
}

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

/* Logo Mark */
.brand-logo {
  display: flex;
  align-items: center;
  gap: 14px;
  text-decoration: none !important;
}

.logo-symbol {
  width: 44px;
  height: 44px;
  flex-shrink: 0;
}

.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.logo-brand-name {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--color-brand-violet);
  letter-spacing: -0.02em;
}

.logo-sub-name {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-mint-text); /* WCAG 2.2 AA compliant */
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* Nav Links */
.nav-menu {
  display: flex;
  align-items: center;
  gap: 4px;
  list-style: none;
}

.nav-item {
  position: relative;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px 14px;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 1rem;
  color: var(--color-ink);
  text-decoration: none !important;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.nav-link:hover,
.nav-item:focus-within > .nav-link,
.nav-link.active {
  color: var(--color-brand-violet);
  background-color: var(--color-pale-violet);
}

.nav-arrow {
  width: 10px;
  height: 10px;
  transition: transform var(--transition-fast);
}

.nav-item:hover .nav-arrow,
.nav-item:focus-within .nav-arrow {
  transform: rotate(180deg);
}

/* Mega-Menu Dropdown Architecture */
.mega-menu {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(12px);
  background: var(--color-surface-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-border);
  padding: 24px;
  min-width: 540px;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-smooth);
  z-index: 100;
}

.nav-item:hover .mega-menu,
.nav-item:focus-within .mega-menu {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.mega-menu-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.mega-menu-link {
  display: flex;
  flex-direction: column;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  text-decoration: none !important;
  transition: background-color var(--transition-fast);
}

.mega-menu-link:hover {
  background-color: var(--color-pale-violet);
}

.mega-menu-title {
  font-weight: 700;
  font-size: 0.9375rem;
  color: var(--color-overlap-indigo);
  margin-bottom: 2px;
}

.mega-menu-desc {
  font-size: 0.8125rem;
  color: var(--color-body-muted);
  line-height: 1.4;
}

.mega-menu-footer {
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px solid var(--color-border-subtle);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* Mobile Nav Toggle */
.mobile-nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  width: 44px;
  height: 44px;
  position: relative;
  border-radius: var(--radius-sm);
  z-index: 1010;
}

.mobile-nav-toggle:focus-visible {
  outline: 2px solid var(--color-brand-violet);
}

.hamburger-line {
  display: block;
  width: 26px;
  height: 3px;
  background-color: var(--color-overlap-indigo);
  border-radius: 2px;
  position: absolute;
  left: 9px;
  transition: all var(--transition-smooth);
}

.hamburger-line:nth-child(1) { top: 13px; }
.hamburger-line:nth-child(2) { top: 20px; }
.hamburger-line:nth-child(3) { top: 27px; }

.mobile-nav-toggle.is-active .hamburger-line:nth-child(1) {
  top: 20px;
  transform: rotate(45deg);
}
.mobile-nav-toggle.is-active .hamburger-line:nth-child(2) {
  opacity: 0;
}
.mobile-nav-toggle.is-active .hamburger-line:nth-child(3) {
  top: 20px;
  transform: rotate(-45deg);
}

/* Mobile Slide-Over Drawer */
.mobile-drawer {
  position: fixed;
  top: 0;
  right: -100%;
  width: 100%;
  max-width: 400px;
  height: 100vh;
  background: var(--color-surface-white);
  box-shadow: -10px 0 30px rgba(36, 30, 63, 0.15);
  z-index: 1005;
  transition: right var(--transition-smooth);
  overflow-y: auto;
  padding: 100px 24px 100px 24px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.mobile-drawer.is-open {
  right: 0;
}

.drawer-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(36, 30, 63, 0.4);
  backdrop-filter: blur(4px);
  z-index: 1004;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-smooth);
}

.drawer-backdrop.is-active {
  opacity: 1;
  visibility: visible;
}

.mobile-nav-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.mobile-accordion-toggle {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 16px;
  background: var(--color-warm-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 1.0625rem;
  color: var(--color-overlap-indigo);
  cursor: pointer;
}

.mobile-accordion-content {
  display: none;
  padding: 10px 0 10px 14px;
  flex-direction: column;
  gap: 6px;
}

.mobile-accordion-content.is-open {
  display: flex;
}

.mobile-sublink {
  padding: 10px 14px;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-body-dark);
  text-decoration: none;
  border-radius: var(--radius-sm);
}

.mobile-sublink:hover {
  background-color: var(--color-pale-violet);
  color: var(--color-brand-violet);
}

/* Sticky Mobile Bottom Bar */
.mobile-bottom-bar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--color-surface-white);
  padding: 12px 16px;
  border-top: 1px solid var(--color-border);
  box-shadow: 0 -4px 16px rgba(36, 30, 63, 0.08);
  z-index: 999;
}

.mobile-bottom-bar-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.mobile-bar-btn {
  padding: 12px;
  font-size: 0.95rem;
  border-radius: var(--radius-md);
}

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
.site-footer {
  background-color: var(--color-overlap-indigo);
  color: #FFFFFF;
  margin-top: auto;
  border-top: 4px solid var(--color-brand-violet);
}

.footer-top {
  padding: 72px 0 48px 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 40px;
}

.footer-col-title {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 20px;
  position: relative;
  padding-bottom: 10px;
}

.footer-col-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 36px;
  height: 3px;
  background: var(--color-mint-bg);
  border-radius: 2px;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  color: #E2DCF3;
  text-decoration: none;
  font-size: 0.95rem;
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: #FFFFFF;
  text-decoration: underline;
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 14px;
  color: #E2DCF3;
  font-size: 0.95rem;
}

.footer-contact-item a {
  color: #FFFFFF;
  text-decoration: none;
  font-weight: 600;
}

.footer-contact-item a:hover {
  text-decoration: underline;
}

.footer-compliance-box {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-md);
  padding: 16px;
  font-size: 0.875rem;
  line-height: 1.5;
  color: #E2DCF3;
}

.footer-compliance-box strong {
  color: #FFFFFF;
}

.footer-emergency-strip {
  background: rgba(178, 34, 34, 0.25);
  border-top: 1px solid rgba(178, 34, 34, 0.4);
  border-bottom: 1px solid rgba(178, 34, 34, 0.4);
  padding: 14px 0;
  font-size: 0.9375rem;
  text-align: center;
}

.footer-bottom {
  padding: 24px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.875rem;
  color: #C0B7DC;
}

.footer-bottom-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-legal-nav {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.footer-legal-nav a {
  color: #C0B7DC;
  font-size: 0.875rem;
}

.footer-legal-nav a:hover {
  color: #FFFFFF;
}

/* --------------------------------------------------------------------------
   Responsive Breakpoints
   -------------------------------------------------------------------------- */
@media (max-width: 1024px) {
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .mega-menu {
    min-width: 460px;
  }
}

@media (max-width: 900px) {
  .nav-menu {
    display: none;
  }
  
  .mobile-nav-toggle {
    display: block;
  }
  
  .mobile-bottom-bar {
    display: block;
  }
  
  body {
    padding-bottom: 74px; /* clearance for sticky bottom bar */
  }
  
  .top-bar-community {
    display: none;
  }
}

@media (max-width: 640px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  
  .footer-bottom-inner {
    flex-direction: column;
    text-align: center;
  }
  
  .footer-legal-nav {
    justify-content: center;
  }
  
  .top-bar-phone {
    font-size: 0.8125rem;
  }
}