/* BioSaint-inspired Theme - Base Styles */

/* CSS Variables — fallback values; overridden by :root in theme.liquid */
:root {
  /* Colors */
  --color-primary: #242424;
  --color-primary-dark: #1a1a1a;
  --color-accent: #B8975A;
  --color-accent-dark: #96845E;
  --color-secondary: #96845E;
  --color-medical-blue: #0077be;
  --color-medical-green: #00a86b;
  --color-background: #ffffff;
  --color-background-secondary: #efedea;
  --color-text: #1a1a1a;
  --color-text-light: #585858;

  /* Typography */
  --font-heading: 'Barlow', Helvetica Neue, Arial, sans-serif;
  --font-body: Helvetica Neue, Arial, sans-serif;
  --font-size-base: 16px;

  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-xxl: 4rem;

  /* Layout */
  --container-max-width: 1200px;
  --container-padding: 1rem;

  /* Borders */
  --border-radius: 4px;
  --border-color: #e5e7eb;
}

/* Reset and Base */
* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--color-text, #1a1a1a);
  background-color: var(--color-background);
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  margin-top: 0;
  margin-bottom: var(--spacing-md);
  color: var(--color-primary);
}

h1 { font-size: 2.2rem; }
h2 { font-size: 1.75rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.125rem; }
h6 { font-size: 1rem; }

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color 0.2s;
}

a:hover {
  color: var(--color-accent);
}

img {
  max-width: 100%;
  height: auto;
}

/* Utility Classes */
.container {
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.visually-hidden {
  position: absolute !important;
  overflow: hidden;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  border: 0;
  clip: rect(0 0 0 0);
}

.rte p {
  margin-bottom: var(--spacing-md);
}

.rte ul,
.rte ol {
  margin-bottom: var(--spacing-md);
  padding-left: var(--spacing-lg);
}

/* ── Buttons ── */
.button {
  display: inline-block;
  padding: 0.75rem 2rem;
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 600;
  text-align: center;
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  border: none;
  border-radius: var(--border-radius);
  cursor: pointer;
  transition: all 0.2s;
}

.button--primary {
  background-color: var(--color-primary);
  color: white;
}

.button--primary:hover {
  background-color: var(--color-primary-dark);
  color: white;
}

.button--secondary {
  background-color: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}

.button--secondary:hover {
  background-color: var(--color-primary);
  color: white;
}

.button--accent {
  background-color: var(--color-accent);
  color: white;
}

.button--accent:hover {
  background-color: var(--color-accent-dark);
  color: white;
}

/* Typography Utilities */
.section-title {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--spacing-md);
}

.checkout-section-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: var(--spacing-md);
  color: var(--color-primary);
}

/* ── Header Styles ── */
.site-header {
  background-color: var(--color-background);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-wrapper {
  padding: var(--spacing-md) 0;
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.header-logo {
  flex-shrink: 0;
}

.logo-text {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--color-primary);
}

.header-nav {
  flex-grow: 1;
  margin: 0 var(--spacing-xl);
}

.nav-menu {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: var(--spacing-lg);
}

.nav-link {
  font-family: var(--font-heading);
  color: var(--color-secondary);
  font-weight: 600;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: var(--spacing-sm) 0;
  position: relative;
}

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

.nav-item.has-dropdown {
  position: relative;
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  background: white;
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
  list-style: none;
  margin: 0;
  padding: var(--spacing-sm) 0;
  min-width: 200px;
  opacity: 0;
  visibility: hidden;
  transition: all 0.2s;
}

.nav-item:hover .dropdown-menu {
  opacity: 1;
  visibility: visible;
}

.dropdown-link {
  display: block;
  padding: var(--spacing-sm) var(--spacing-md);
  color: var(--color-text);
}

.dropdown-link:hover {
  background-color: var(--color-background-secondary);
  color: var(--color-primary);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.header-phone {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  color: var(--color-secondary);
  font-weight: 500;
}

.header-phone:hover {
  color: var(--color-primary);
}

.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--spacing-sm);
}

.menu-icon {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-secondary);
  position: relative;
}

.menu-icon::before,
.menu-icon::after {
  content: '';
  position: absolute;
  left: 0;
  width: 24px;
  height: 2px;
  background: var(--color-secondary);
}

.menu-icon::before { top: -8px; }
.menu-icon::after { bottom: -8px; }

/* ── Footer Styles ── */
.site-footer {
  background-color: #3d2c1f;
  margin-top: var(--spacing-xxl);
  padding: var(--spacing-xl) 0 var(--spacing-lg);
}

.footer-container {
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

.footer-heading {
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--spacing-md);
  color: #fff;
}

.footer-menu {
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer-menu li {
  margin-bottom: var(--spacing-sm);
}

.footer-link {
  color: #c4b49a;
}

.footer-link:hover {
  color: #fff;
}

.office-hours {
  list-style: none;
  margin: 0;
  padding: 0;
}

.office-hours li {
  margin-bottom: var(--spacing-sm);
  color: #c4b49a;
}

.social-links {
  display: flex;
  gap: var(--spacing-md);
}

.social-link {
  display: flex;
  width: 40px;
  height: 40px;
  background-color: rgba(255,255,255,0.1);
  border-radius: 50%;
  align-items: center;
  justify-content: center;
  transition: background-color 0.2s;
}

.social-link:hover {
  background-color: var(--color-accent);
}

.social-link svg {
  fill: #c4b49a;
}

.social-link:hover svg {
  fill: white;
}

.footer-bottom {
  padding-top: var(--spacing-lg);
  border-top: 1px solid rgba(255,255,255,0.1);
  display: flex;
  justify-content: center;
  align-items: center;
}

.footer-copyright {
  color: #8a7b6b;
  font-size: 0.875rem;
}

/* HIPAA Notice */
.hipaa-notice {
  background-color: var(--color-background-secondary);
  color: var(--color-text-light);
  padding: var(--spacing-sm) 0;
  text-align: center;
  font-size: 0.875rem;
}

/* Emergency Banner */
.emergency-banner {
  background-color: #dc2626;
  color: white;
  padding: var(--spacing-md) 0;
  text-align: center;
}

.emergency-banner a {
  color: white;
  text-decoration: underline;
}

/* Page Content */
.page-content {
  padding: var(--spacing-xl) 0;
}

.page-header {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

.page-title {
  margin-bottom: var(--spacing-md);
}

/* ── Responsive ── */
@media (max-width: 768px) {
  .header-nav {
    display: none;
  }

  .header-actions .button {
    display: none;
  }

  .mobile-menu-toggle {
    display: block;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }

  .footer-bottom {
    flex-direction: column;
    gap: var(--spacing-md);
    text-align: center;
  }
}

/* ── Layout Styles (from theme layout) ── */

/* Accessibility */
.skip-nav {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--color-primary);
  color: #fff;
  padding: 8px 16px;
  z-index: 1000;
  transition: top 0.2s;
}
.skip-nav:focus { top: 0; }
:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; }
:focus:not(:focus-visible) { outline: none; }

/* Reset */
* { margin: 0; padding: 0; box-sizing: border-box; }

/* Body */
body {
  font-family: var(--font-body, Helvetica Neue, Arial, sans-serif);
  line-height: 1.6;
  color: var(--color-text, #1a1a1a);
  background: var(--color-background, #fff);
}
a { text-decoration: none; color: inherit; }

/* Sticky Header (layout-specific) */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: #fff;
  border-bottom: 1px solid #e5e7eb;
}
.site-header .container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
}
.site-logo {
  font-family: var(--font-heading, 'Barlow', sans-serif);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: -0.5px;
}
.site-nav { display: flex; gap: 32px; list-style: none; }
.site-nav a {
  font-family: var(--font-heading, 'Barlow', sans-serif);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-secondary);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  transition: color 0.2s;
}
.site-nav a:hover, .site-nav a.active { color: var(--color-primary); }
.header-cart {
  position: relative;
  display: flex;
  align-items: center;
  color: var(--color-secondary);
  transition: color 0.2s;
}
.header-cart:hover, .header-cart.active { color: var(--color-primary); }
.header-account {
  display: flex;
  align-items: center;
  color: var(--color-secondary);
  transition: color 0.2s;
}
.header-account:hover { color: var(--color-primary); }
.cart-badge {
  position: absolute;
  top: -6px;
  right: -10px;
  background: var(--color-accent);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Footer (layout-specific) */
.site-footer {
  background: #3d2c1f;
  color: #c4b49a;
  padding: 56px 20px 24px;
}
.site-footer .container { max-width: 1200px; margin: 0 auto; }
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}
.social-links { display: flex; gap: 12px; flex-wrap: wrap; }
.social-links a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(255,255,255,0.1);
  color: #c4b49a;
  transition: all 0.2s;
}
.social-links a:hover { background: var(--color-accent); color: #fff; }
.footer-brand h3 {
  font-family: var(--font-heading, 'Barlow', sans-serif);
  color: #fff; font-size: 1.3rem; margin-bottom: 12px; font-weight: 700;
}
.footer-brand p { font-size: 0.9rem; line-height: 1.7; color: #c4b49a; }
.footer-links h4 {
  font-family: var(--font-heading, 'Barlow', sans-serif);
  color: #fff; font-size: 0.9rem; margin-bottom: 16px;
  text-transform: uppercase; letter-spacing: 0.08em; font-weight: 700;
}
.footer-links ul { list-style: none; }
.footer-links li { margin-bottom: 10px; }
.footer-links a { color: #c4b49a; font-size: 0.9rem; transition: color 0.2s; }
.footer-links a:hover { color: #fff; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 24px;
  text-align: center;
  font-size: 0.85rem;
  color: #8a7b6b;
}

/* Toast Notification */
.toast {
  position: fixed;
  top: 80px;
  right: 20px;
  background: #10B981;
  color: #fff;
  padding: 14px 24px;
  border-radius: var(--border-radius);
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
  z-index: 200;
  font-weight: 500;
  visibility: hidden;
  opacity: 0;
  pointer-events: none;
  transform: translateX(100%);
  transition: all 0.3s ease;
}
.toast.show { visibility: visible; opacity: 1; pointer-events: auto; transform: translateX(0); }

/* Spinner */
@keyframes spin { to { transform: rotate(360deg); } }
.spinner {
  display: inline-block;
  width: 14px;
  height: 14px;
  border: 2px solid #fff;
  border-top-color: transparent;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
  vertical-align: middle;
  margin-right: 4px;
}

/* Mobile Menu */
.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  color: var(--color-secondary);
  transition: color 0.2s;
}
.mobile-menu-btn:hover { color: var(--color-primary); }
.mobile-drawer-overlay {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(0,0,0,0.4);
}
.mobile-drawer-overlay.open { display: block; }
.mobile-drawer {
  position: fixed;
  top: 0;
  right: -300px;
  z-index: 201;
  width: 280px;
  max-width: 80vw;
  height: 100vh;
  background: #fff;
  box-shadow: -4px 0 20px rgba(0,0,0,0.15);
  transition: right 0.3s ease, visibility 0.3s;
  padding: 0;
  display: flex;
  flex-direction: column;
  visibility: hidden;
}
.mobile-drawer.open { right: 0; visibility: visible; }
.mobile-drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid #e5e7eb;
}
.mobile-drawer-header span {
  font-family: var(--font-heading, 'Barlow', sans-serif);
  font-weight: 700; font-size: 1.1rem; color: var(--color-primary);
}
.mobile-drawer-close {
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  color: var(--color-secondary);
  transition: color 0.2s;
}
.mobile-drawer-close:hover { color: var(--color-primary); }
.mobile-drawer-nav { list-style: none; padding: 12px 0; flex: 1; overflow-y: auto; }
.mobile-drawer-nav li { border-bottom: 1px solid #f3f4f6; }
.mobile-drawer-nav a {
  display: block;
  padding: 14px 20px;
  font-size: 0.95rem;
  font-family: var(--font-heading, 'Barlow', sans-serif);
  font-weight: 600;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  transition: background 0.2s, color 0.2s;
}
.mobile-drawer-nav a:hover, .mobile-drawer-nav a.active {
  background: var(--color-background-secondary, #efedea);
  color: var(--color-accent);
}

/* ── Rx / Prescription Indicators ── */

.rx-badge {
  position: absolute;
  top: 10px;
  right: 10px;
  background: var(--color-medical-blue, #0077be);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 999px;
  letter-spacing: 0.03em;
  line-height: 1;
  z-index: 1;
}

.rx-notice {
  display: flex;
  align-items: center;
  gap: 10px;
  background: #E8F4F8;
  border: 1px solid var(--color-medical-blue, #0077be);
  border-radius: var(--border-radius);
  padding: 12px 16px;
  margin-bottom: 20px;
}

.rx-notice-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--color-medical-blue, #0077be);
  color: #fff;
  font-size: 0.85rem;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 999px;
  white-space: nowrap;
}

.rx-notice-text {
  font-size: 0.9rem;
  color: var(--color-text, #1a1a1a);
  font-weight: 500;
}

.rx-tag {
  display: inline-block;
  background: var(--color-medical-blue, #0077be);
  color: #fff;
  font-size: 0.8rem;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 999px;
}

/* ── Touch Targets (WCAG 2.5.8 — minimum 44x44px) ── */
.header-cart,
.header-account,
.header-icon,
.mobile-menu-btn,
.mobile-drawer-close,
.header-phone {
  min-height: 44px;
  min-width: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.site-nav a {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}

.footer-links a {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}

.social-links a {
  min-height: 44px;
  min-width: 44px;
}

.button,
.header-appointment {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

/* Layout-specific Responsive — Tablet */
@media (max-width: 1024px) and (min-width: 769px) {
  .footer-grid { grid-template-columns: repeat(2, 1fr); gap: 32px; }
}

/* Layout-specific Responsive — Mobile */
@media (max-width: 768px) {
  .site-nav { display: none; }
  .mobile-menu-btn { display: flex; align-items: center; }
  .footer-grid { grid-template-columns: 1fr; gap: 24px; }
  .social-links { justify-content: center; }
}