/* ==========================================================================
   LASHORIA — LUXURY EYELASH EXTENSION & LASH LIFT STUDIO
   Core Editorial Design System (Bootstrap 5.3 + Custom Luxury Styling)
   ========================================================================== */

:root {
  /* Color Palette */
  --color-primary: #C78388;       /* Soft dusty rose */
  --color-primary-hover: #b26d72;
  --color-secondary: #FFF9F5;     /* Warm ivory */
  --color-accent: #572D3A;        /* Deep burgundy */
  --color-accent-dark: #3f1f29;
  --color-bg: #FFFFFF;            /* Pure white */
  --color-text: #383238;          /* Warm charcoal */
  --color-text-muted: #6E656B;    /* Muted warm taupe-gray */
  --color-border: #E9DED9;        /* Soft beige hairline */
  --color-surface-alt: #F9F2ED;   /* Subtle warm linen surface */

  /* Typography */
  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-body: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;

  /* Spacing & Transitions */
  --section-py: 6rem;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --transition-fast: 180ms cubic-bezier(0.16, 1, 0.3, 1);
  --shadow-subtle: 0 12px 32px -8px rgba(87, 45, 58, 0.06);
}

/* Base Reset & Typography */
*, *::before, *::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background-color: var(--color-bg);
  font-size: 1rem;
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6, .font-display {
  font-family: var(--font-display);
  color: var(--color-accent);
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.01em;
  text-wrap: balance;
}

.display-hero {
  font-size: clamp(2.5rem, 4.5vw, 4.15rem);
  font-weight: 600;
  line-height: 1.08;
}

.section-title {
  font-size: clamp(2rem, 3.2vw, 3rem);
  font-weight: 600;
  margin-bottom: 1rem;
}

.section-kicker {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 0.75rem;
}

.text-muted-warm {
  color: var(--color-text-muted) !important;
}

.tabular-nums {
  font-variant-numeric: tabular-nums;
}

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

/* Focus States for Accessibility */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

/* Section Utilities */
.section-padding {
  padding-top: var(--section-py);
  padding-bottom: var(--section-py);
}

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

.bg-linen {
  background-color: var(--color-surface-alt);
}

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

.bg-burgundy h1,
.bg-burgundy h2,
.bg-burgundy h3,
.bg-burgundy h4,
.bg-burgundy h5 {
  color: var(--color-secondary);
}

.border-warm {
  border-color: var(--color-border) !important;
}

/* ==========================================================================
   TOP NAVIGATION BAR (Strict 3-Zone Contract + Sticky Governance)
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1030;
  background-color: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
  transition: box-shadow var(--transition-fast), background-color var(--transition-fast);
}

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

.navbar-brand-wordmark {
  font-family: var(--font-display);
  font-size: 1.95rem;
  font-weight: 600;
  color: var(--color-accent);
  letter-spacing: 0.02em;
  white-space: nowrap;
  flex-shrink: 0;
}

.navbar-brand-wordmark:hover {
  color: var(--color-primary);
}

.nav-link-editorial {
  font-family: var(--font-body);
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--color-text);
  padding: 0.5rem 0.85rem !important;
  white-space: nowrap;
  flex-shrink: 0;
  position: relative;
  transition: color var(--transition-fast);
}

.nav-link-editorial::after {
  content: '';
  position: absolute;
  bottom: 0.2rem;
  left: 0.85rem;
  right: 0.85rem;
  height: 1.5px;
  background-color: var(--color-accent);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform var(--transition-fast);
}

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

.nav-link-editorial:hover::after,
.nav-link-editorial.active::after {
  transform: scaleX(1);
  transform-origin: left;
}

/* Dropdown Menus */
.dropdown-menu-editorial {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background-color: var(--color-bg);
  box-shadow: var(--shadow-subtle);
  padding: 0.65rem;
  min-width: 220px;
  margin-top: 0.5rem !important;
}

.dropdown-item-editorial {
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--color-text);
  padding: 0.55rem 0.85rem;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.dropdown-item-editorial:hover,
.dropdown-item-editorial.active {
  background-color: var(--color-secondary);
  color: var(--color-accent);
}

/* Buttons */
.btn-luxury {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-body);
  font-size: 0.88rem;
  font-weight: 600;
  padding: 0.78rem 1.6rem;
  border-radius: var(--radius-sm);
  white-space: nowrap;
  flex-shrink: 0;
  transition: transform var(--transition-fast), background-color var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast);
  cursor: pointer;
}

.btn-luxury-primary {
  background-color: var(--color-accent);
  color: #FFFFFF;
  border: 1px solid var(--color-accent);
}

.btn-luxury-primary:hover {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  color: #FFFFFF;
  transform: translateY(-1px);
}

.btn-luxury-rose {
  background-color: var(--color-primary);
  color: #FFFFFF;
  border: 1px solid var(--color-primary);
}

.btn-luxury-rose:hover {
  background-color: var(--color-accent);
  border-color: var(--color-accent);
  color: #FFFFFF;
  transform: translateY(-1px);
}

.btn-luxury-outline {
  background-color: transparent;
  color: var(--color-accent);
  border: 1px solid var(--color-accent);
}

.btn-luxury-outline:hover {
  background-color: var(--color-accent);
  color: #FFFFFF;
  transform: translateY(-1px);
}

.btn-luxury-light {
  background-color: var(--color-secondary);
  color: var(--color-accent);
  border: 1px solid var(--color-secondary);
}

.btn-luxury-light:hover {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  color: #FFFFFF;
}

/* ==========================================================================
   IMAGES & ZERO-BROKEN-IMAGE FALLBACK CONTAINERS
   ========================================================================== */
.img-frame {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, #FFF9F5 0%, #E9DED9 100%);
}

.img-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 400ms cubic-bezier(0.16, 1, 0.3, 1);
}

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

.aspect-16-9 { aspect-ratio: 16 / 9; }
.aspect-4-3  { aspect-ratio: 4 / 3; }
.aspect-3-4  { aspect-ratio: 3 / 4; }
.aspect-1-1  { aspect-ratio: 1 / 1; }

.img-fallback-overlay {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 2rem;
  color: var(--color-accent);
  background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-border) 100%);
  width: 100%;
  height: 100%;
}

/* ==========================================================================
   CARDS, METADATA & EDITORIAL COMPONENTS
   ========================================================================== */
.card-editorial {
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform var(--transition-fast), border-color var(--transition-fast);
}

.card-editorial:hover {
  transform: translateY(-2px);
  border-color: var(--color-primary);
}

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

/* Zero-Pill Metadata Discipline: Unboxed inline text with · or / separators */
.meta-inline {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin-bottom: 0.5rem;
}

.meta-sep {
  color: var(--color-primary);
  user-select: none;
}

/* Interactive Segmented Filter Controls */
.filter-segmented {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  padding: 0.35rem;
  background-color: var(--color-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

.filter-btn {
  border: none;
  background: transparent;
  color: var(--color-text-muted);
  font-size: 0.85rem;
  font-weight: 500;
  padding: 0.5rem 1.1rem;
  border-radius: var(--radius-sm);
  white-space: nowrap;
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.filter-btn:hover {
  color: var(--color-accent);
}

.filter-btn.active {
  background-color: var(--color-accent);
  color: #FFFFFF;
}

/* Page Banner / Subpage Hero */
.page-header-banner {
  background-color: var(--color-secondary);
  border-bottom: 1px solid var(--color-border);
  padding: 4.25rem 0;
}

.breadcrumb-editorial {
  font-size: 0.84rem;
  color: var(--color-text-muted);
  margin-bottom: 0.75rem;
}

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

/* Pricing Rows & Tables */
.menu-item-row {
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1.5rem;
}

.menu-item-row:last-child {
  border-bottom: none;
}

/* Before & After Slider Widget */
.ba-comparison-wrap {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  user-select: none;
}

/* Forms */
.form-label-editorial {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-accent);
  margin-bottom: 0.4rem;
}

.form-control-editorial,
.form-select-editorial {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 0.75rem 1rem;
  font-size: 0.95rem;
  color: var(--color-text);
  background-color: var(--color-bg);
  transition: border-color var(--transition-fast);
}

.form-control-editorial:focus,
.form-select-editorial:focus {
  border-color: var(--color-accent);
  box-shadow: none;
}

/* Custom Accordion */
.accordion-editorial .accordion-item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md) !important;
  margin-bottom: 0.85rem;
  overflow: hidden;
  background-color: var(--color-bg);
}

.accordion-editorial .accordion-button {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-accent);
  background-color: var(--color-bg);
  padding: 1.25rem 1.5rem;
  box-shadow: none !important;
}

.accordion-editorial .accordion-button:not(.collapsed) {
  background-color: var(--color-secondary);
  color: var(--color-accent);
}

/* Lightbox Modal */
.lightbox-backdrop {
  position: fixed;
  inset: 0;
  background-color: rgba(30, 18, 23, 0.92);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-fast);
}

.lightbox-backdrop.is-open {
  opacity: 1;
  pointer-events: auto;
}

.lightbox-content {
  max-width: 960px;
  width: 100%;
  background-color: var(--color-bg);
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--color-border);
}

/* Back to Top Button */
.back-to-top-btn {
  position: fixed;
  bottom: 1.75rem;
  right: 1.75rem;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background-color: var(--color-accent);
  color: #FFFFFF;
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1020;
  opacity: 0;
  pointer-events: none;
  transform: translateY(8px);
  transition: opacity var(--transition-fast), transform var(--transition-fast), background-color var(--transition-fast);
}

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

.back-to-top-btn:hover {
  background-color: var(--color-primary);
  color: #FFFFFF;
}

/* Footer */
.site-footer {
  background-color: var(--color-accent);
  color: var(--color-secondary);
  padding-top: 5rem;
  padding-bottom: 2.5rem;
  border-top: 1px solid var(--color-border);
}

.site-footer a {
  color: rgba(255, 249, 245, 0.8);
}

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

.footer-heading {
  font-family: var(--font-display);
  font-size: 1.35rem;
  color: #FFFFFF;
  margin-bottom: 1.25rem;
}

/* Cart Count Indicator (Unboxed functional button text) */
.cart-trigger-btn {
  background: transparent;
  border: 1px solid var(--color-border);
  color: var(--color-accent);
  padding: 0.5rem 0.85rem;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  white-space: nowrap;
}

.cart-trigger-btn:hover {
  border-color: var(--color-accent);
  background-color: var(--color-secondary);
}

@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;
  }
}