/**
 * LC MICHELLE — Luxury Personal Links Microsite Styles
 * Quiet Luxury + Beauty Editorial + Contemporary Elegance
 */

/* ==========================================================================
   Base & Global Background
   ========================================================================== */

.app-wrapper {
  position: relative;
  min-height: 100vh;
  min-height: 100dvh;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  overflow-x: hidden;
  background-color: var(--color-dark-espresso);
}

/* Fixed Background Canvas with Parallax & Scrim */
.bg-canvas {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}

.bg-image {
  position: absolute;
  inset: -5%;
  width: 110%;
  height: 110%;
  background-image: var(--bg-image, url('../assets/images/bg.jpg'));
  background-position: center 25%;
  background-size: cover;
  background-repeat: no-repeat;
  filter: brightness(0.88) contrast(1.05);
  transform: translateY(0);
  will-change: transform;
  transition: transform 0.1s ease-out;
}

/* Fallback elegant dark-beauty gradient when bg image is loading or local */
.bg-image::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(
    circle at 50% 20%,
    rgba(102, 31, 43, 0.35) 0%,
    rgba(36, 29, 26, 0.85) 60%,
    rgba(18, 12, 11, 0.98) 100%
  );
  z-index: 1;
}

/* Dual Editorial Scrims for maximum contrast without obscuring photography */
.bg-scrim-ambient {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(18, 12, 11, 0.50) 0%,
    rgba(18, 12, 11, 0.65) 30%,
    rgba(18, 12, 11, 0.85) 70%,
    rgba(18, 12, 11, 0.96) 100%
  );
  z-index: 2;
}

.bg-grain {
  position: absolute;
  inset: 0;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
  z-index: 3;
}

/* ==========================================================================
   Sticky Micro-Header
   ========================================================================== */

.sticky-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 56px;
  background: var(--header-bg);
  backdrop-filter: blur(var(--header-blur));
  -webkit-backdrop-filter: blur(var(--header-blur));
  border-bottom: 1px solid var(--header-border);
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--space-lg);
  transform: translateY(-100%);
  opacity: 0;
  transition: transform 380ms var(--ease-editorial), opacity 380ms var(--ease-editorial);
  pointer-events: none;
}

.sticky-header.is-visible {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}

.sticky-logo {
  font-family: var(--font-serif-editorial);
  font-size: 1.05rem;
  letter-spacing: var(--tracking-brand);
  color: var(--color-pearl-200);
  text-transform: uppercase;
  font-weight: var(--fw-light);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.sticky-logo-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background-color: var(--color-burgundy);
  display: inline-block;
}

.sticky-actions {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.sticky-social-link {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-pearl-muted);
  transition: color var(--transition-fast), transform var(--transition-fast);
}

.sticky-social-link:hover {
  color: var(--color-pearl-100);
  transform: translateY(-1px);
}

.sticky-social-link svg {
  width: 16px;
  height: 16px;
}

.scroll-top-btn {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: rgba(245, 240, 232, 0.08);
  border: 1px solid rgba(245, 240, 232, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-pearl-200);
  transition: all var(--transition-fast);
}

.scroll-top-btn:hover {
  background: var(--color-burgundy);
  border-color: var(--color-burgundy);
  color: var(--color-pearl-100);
  transform: translateY(-2px);
}

.scroll-top-btn svg {
  width: 14px;
  height: 14px;
}

/* ==========================================================================
   Main Content Layout Container
   ========================================================================== */

.content-container {
  position: relative;
  z-index: 10;
  width: 100%;
  max-width: var(--container-editorial-width);
  margin: 0 auto;
  padding: 0 var(--space-lg);
  display: flex;
  flex-direction: column;
  align-items: center;
}

/* ==========================================================================
   Hero Section (Editorial Cover Top)
   ========================================================================== */

.hero-section {
  width: 100%;
  padding-top: calc(env(safe-area-inset-top, 0px) + 54px);
  padding-bottom: var(--space-2xl);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

/* Brand Masthead */
.brand-masthead {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-bottom: var(--space-lg);
}

.brand-monogram-emblem {
  width: 42px;
  height: 42px;
  margin-bottom: var(--space-md);
  opacity: 0.9;
  transition: transform var(--transition-normal);
}

.brand-monogram-emblem:hover {
  transform: scale(1.04);
}

.brand-title {
  font-family: var(--font-serif-editorial);
  font-size: clamp(2.1rem, 7.5vw, 3.4rem);
  font-weight: 300;
  letter-spacing: var(--tracking-brand);
  color: var(--color-pearl-100);
  text-transform: uppercase;
  line-height: 1.15;
  margin-bottom: var(--space-xs);
  text-shadow: 0 4px 18px rgba(0, 0, 0, 0.45);
}

.brand-subtitle {
  font-family: var(--font-sans-body);
  font-size: clamp(0.72rem, 2.2vw, 0.85rem);
  font-weight: 400;
  letter-spacing: var(--tracking-hero-meta);
  text-transform: uppercase;
  color: var(--color-pearl-muted);
  margin-top: var(--space-xs);
}

.brand-hairline-divider {
  width: 40px;
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent 0%,
    var(--color-burgundy) 50%,
    transparent 100%
  );
  margin: var(--space-md) auto;
  opacity: 0.85;
}

.brand-curation-quote {
  font-family: var(--font-serif-editorial);
  font-size: clamp(1.05rem, 3.2vw, 1.22rem);
  font-style: italic;
  font-weight: 300;
  color: var(--color-pearl-300);
  max-width: 440px;
  line-height: 1.5;
  margin: 0 auto var(--space-xl) auto;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.35);
}

/* Social Media Channels (Linear & Refined) */
.social-channels-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-lg);
  margin-bottom: var(--space-sm);
}

.social-icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: var(--touch-target-min);
  height: var(--touch-target-min);
  border-radius: 50%;
  color: var(--color-pearl-300);
  background: rgba(245, 240, 232, 0.05);
  border: 1px solid rgba(245, 240, 232, 0.12);
  transition: all var(--transition-fast);
  position: relative;
}

.social-icon-btn:hover,
.social-icon-btn:focus-visible {
  color: var(--color-pearl-100);
  background: var(--color-burgundy);
  border-color: var(--color-burgundy);
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(102, 31, 43, 0.4);
}

.social-icon-btn:active {
  transform: scale(0.96) translateY(0);
}

.social-icon-btn svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
  transition: transform var(--transition-fast);
}

/* ==========================================================================
   Editorial Collections (Cards & Accordion Expansion)
   ========================================================================== */

.collections-feed {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: var(--space-2xl);
  margin-bottom: var(--space-3xl);
}

/* Individual Collection Card Wrapper */
.collection-card-wrapper {
  width: 100%;
  border-radius: var(--radius-md);
  overflow: hidden;
  background-color: rgba(30, 23, 21, 0.75);
  border: 1px solid rgba(245, 240, 232, 0.12);
  box-shadow: var(--shadow-editorial-card);
  transition: border-color var(--transition-normal), box-shadow var(--transition-normal), transform var(--transition-normal);
  will-change: transform;
}

.collection-card-wrapper:hover {
  border-color: rgba(102, 31, 43, 0.45);
  box-shadow: 0 20px 48px -12px rgba(0, 0, 0, 0.55), 0 0 24px rgba(102, 31, 43, 0.18);
}

/* Featured Distinction for Category 04 (L Michelle Beauty Universe) */
.collection-card-wrapper.is-featured {
  border-color: rgba(102, 31, 43, 0.5);
  position: relative;
}

.collection-card-wrapper.is-featured::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-md);
  padding: 1px;
  background: linear-gradient(135deg, rgba(102, 31, 43, 0.7), transparent 60%, rgba(245, 240, 232, 0.25));
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
  z-index: 3;
}

/* Card Interactive Trigger Cover */
.collection-trigger {
  width: 100%;
  position: relative;
  display: block;
  padding: 0;
  text-align: left;
  overflow: hidden;
  cursor: pointer;
  background: transparent;
  user-select: none;
}

/* Editorial Image Container & Ratio */
.collection-media {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3.4;
  overflow: hidden;
}

@media (min-width: 640px) {
  .collection-media {
    aspect-ratio: 16 / 10;
  }
}

.collection-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 38%;
  transition: transform 850ms var(--ease-editorial), filter 850ms var(--ease-editorial);
  filter: brightness(0.92) contrast(1.02);
}

.collection-trigger:hover .collection-img,
.collection-trigger:focus-visible .collection-img {
  transform: scale(1.025);
  filter: brightness(0.96) contrast(1.04);
}

/* Editorial Scrim Overlay over Card Image */
.collection-overlay {
  position: absolute;
  inset: 0;
  background: var(--overlay-card-ambient);
  z-index: 1;
  transition: background 400ms ease;
}

.collection-card-wrapper.is-featured .collection-overlay {
  background: var(--overlay-card-featured);
}

/* Content Anchored within Cover */
.collection-cover-content {
  position: absolute;
  inset: 0;
  z-index: 2;
  padding: var(--space-lg) var(--space-lg) var(--space-md) var(--space-lg);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

/* Top Cover Metadata */
.collection-top-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.collection-number-badge {
  font-family: var(--font-serif-editorial);
  font-size: 1.15rem;
  font-weight: 400;
  color: var(--color-pearl-100);
  background: rgba(18, 12, 11, 0.45);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  padding: 2px 10px;
  border-radius: var(--radius-xs);
  border: 1px solid rgba(245, 240, 232, 0.18);
  letter-spacing: 0.05em;
}

.collection-featured-tag {
  font-family: var(--font-sans-body);
  font-size: 0.65rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  color: var(--color-pearl-100);
  background: var(--color-burgundy);
  padding: 3px 10px;
  border-radius: var(--radius-xs);
  box-shadow: 0 2px 10px rgba(102, 31, 43, 0.4);
}

/* Bottom Cover Details */
.collection-bottom-meta {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--space-md);
}

.collection-heading-group {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.collection-title {
  font-family: var(--font-serif-editorial);
  font-size: clamp(1.4rem, 4.2vw, 1.85rem);
  font-weight: 400;
  color: var(--color-pearl-100);
  letter-spacing: var(--tracking-wide);
  line-height: 1.18;
  text-transform: uppercase;
  text-shadow: 0 2px 12px rgba(0, 0, 0, 0.65);
}

.collection-microcopy {
  font-family: var(--font-sans-body);
  font-size: 0.8rem;
  font-weight: 400;
  color: var(--color-pearl-300);
  opacity: 0.9;
  letter-spacing: 0.02em;
  text-shadow: 0 1px 6px rgba(0, 0, 0, 0.5);
}

/* Action Trigger Indicator Button */
.collection-action-pill {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  background: rgba(245, 240, 232, 0.15);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(245, 240, 232, 0.25);
  color: var(--color-pearl-100);
  font-family: var(--font-sans-body);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  white-space: nowrap;
  transition: all var(--transition-normal);
  flex-shrink: 0;
}

.collection-trigger:hover .collection-action-pill,
.collection-trigger:focus-visible .collection-action-pill {
  background: var(--color-burgundy);
  border-color: var(--color-burgundy);
  color: var(--color-pearl-100);
  box-shadow: 0 4px 14px rgba(102, 31, 43, 0.4);
}

.action-icon-toggle {
  font-size: 0.95rem;
  line-height: 1;
  font-weight: 300;
  transition: transform 420ms var(--ease-editorial);
  display: inline-block;
}

/* Rotate icon on accordion active */
.collection-card-wrapper.is-expanded .action-icon-toggle {
  transform: rotate(45deg);
}

.collection-card-wrapper.is-expanded .collection-action-pill {
  background: var(--color-burgundy);
  border-color: var(--color-burgundy);
}

/* ==========================================================================
   Accordion Drawer Panel (Expanded Products List)
   ========================================================================== */

.collection-drawer-panel {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 420ms var(--ease-editorial);
  background: var(--panel-bg);
  border-top: 2px solid var(--color-burgundy);
}

.collection-card-wrapper.is-expanded .collection-drawer-panel {
  grid-template-rows: 1fr;
}

.collection-drawer-inner {
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.product-list-editorial {
  width: 100%;
  padding: var(--space-md) var(--space-md);
  display: flex;
  flex-direction: column;
  gap: 2px;
}

@media (min-width: 640px) {
  .product-list-editorial {
    padding: var(--space-lg) var(--space-xl);
  }
}

/* Product Row Link (Revista Index Style) */
.product-row-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 54px;
  padding: 12px 14px;
  border-radius: var(--radius-xs);
  border-bottom: 1px solid var(--panel-divider);
  color: var(--color-dark-espresso);
  transition: all var(--transition-fast);
  position: relative;
  text-decoration: none;
}

.product-row-link:last-child {
  border-bottom: none;
}

.product-row-link:hover,
.product-row-link:focus-visible {
  background-color: var(--color-burgundy-light);
  transform: translateX(4px);
  color: var(--color-burgundy);
}

.product-row-link:active {
  transform: translateX(2px) scale(0.995);
}

.product-info-left {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  min-width: 0; /* truncate support */
}

.product-index-num {
  font-family: var(--font-serif-editorial);
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--color-burgundy);
  min-width: 22px;
  flex-shrink: 0;
}

.product-name {
  font-family: var(--font-sans-body);
  font-size: 0.92rem;
  font-weight: 500;
  color: inherit;
  line-height: 1.35;
  letter-spacing: -0.01em;
  word-break: break-word;
}

.product-arrow-icon {
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-burgundy);
  flex-shrink: 0;
  margin-left: var(--space-sm);
  transition: transform var(--transition-fast), color var(--transition-fast);
}

.product-row-link:hover .product-arrow-icon {
  transform: translate(2px, -2px);
}

.product-arrow-icon svg {
  width: 14px;
  height: 14px;
  stroke: currentColor;
  stroke-width: 1.75;
  fill: none;
}

/* ==========================================================================
   Footer Section (Minimal & Quiet Luxury)
   ========================================================================== */

.footer-section {
  width: 100%;
  max-width: var(--container-editorial-width);
  padding: var(--space-2xl) var(--space-lg) calc(env(safe-area-inset-bottom, 0px) + var(--space-2xl)) var(--space-lg);
  margin-top: auto;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-md);
}

.footer-divider-line {
  width: 60px;
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(245, 240, 232, 0.25) 50%,
    transparent 100%
  );
  margin-bottom: var(--space-md);
}

.footer-brand-title {
  font-family: var(--font-serif-editorial);
  font-size: 1.35rem;
  letter-spacing: var(--tracking-brand);
  color: var(--color-pearl-100);
  text-transform: uppercase;
  font-weight: var(--fw-light);
}

.footer-brand-subtitle {
  font-family: var(--font-sans-body);
  font-size: 0.72rem;
  letter-spacing: var(--tracking-hero-meta);
  text-transform: uppercase;
  color: var(--color-pearl-muted);
}

.footer-social-links {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  margin: var(--space-sm) 0;
}

.footer-social-link {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-pearl-dim);
  background: rgba(245, 240, 232, 0.03);
  border: 1px solid rgba(245, 240, 232, 0.08);
  transition: all var(--transition-fast);
}

.footer-social-link:hover,
.footer-social-link:focus-visible {
  color: var(--color-pearl-100);
  background: var(--color-burgundy);
  border-color: var(--color-burgundy);
  transform: translateY(-2px);
}

.footer-social-link svg {
  width: 16px;
  height: 16px;
  fill: currentColor;
}

/* Affiliate Disclosure Note */
.affiliate-disclosure-card {
  max-width: 480px;
  padding: 10px 16px;
  border-radius: var(--radius-xs);
  background: rgba(245, 240, 232, 0.04);
  border: 1px solid rgba(245, 240, 232, 0.08);
  margin-top: var(--space-sm);
}

.affiliate-disclosure-text {
  font-family: var(--font-sans-body);
  font-size: 0.7rem;
  color: var(--color-pearl-dim);
  line-height: 1.45;
  font-weight: 300;
}

.footer-copyright {
  font-family: var(--font-sans-body);
  font-size: 0.68rem;
  color: var(--color-pearl-dim);
  letter-spacing: 0.05em;
  margin-top: var(--space-xs);
}

/* ==========================================================================
   Entrance & Scroll Reveal Animations
   ========================================================================== */

.fade-in-entry {
  opacity: 0;
  transform: translateY(18px);
  animation: entryFade 700ms var(--ease-editorial) forwards;
}

.delay-1 { animation-delay: 100ms; }
.delay-2 { animation-delay: 220ms; }
.delay-3 { animation-delay: 340ms; }
.delay-4 { animation-delay: 460ms; }
.delay-5 { animation-delay: 580ms; }

@keyframes entryFade {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.reveal-on-scroll {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 750ms var(--ease-editorial), transform 750ms var(--ease-editorial);
  will-change: opacity, transform;
}

.reveal-on-scroll.is-revealed {
  opacity: 1;
  transform: translateY(0);
}

/* ==========================================================================
   Desktop Refinements (1100px - 1280px Grid & Spacing)
   ========================================================================== */

@media (min-width: 1024px) {
  .content-container {
    max-width: 780px;
  }

  .collections-feed {
    gap: var(--space-3xl);
  }

  .collection-card-wrapper {
    transition: transform var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);
  }

  .collection-card-wrapper:hover {
    transform: translateY(-3px);
  }

  .brand-title {
    font-size: 3.5rem;
    letter-spacing: 0.35em;
  }

  .brand-curation-quote {
    font-size: 1.25rem;
    max-width: 500px;
  }
}


/* Courtesy Discount Code Banner */
.courtesy-code-banner {
  margin: var(--space-md) var(--space-md) 0 var(--space-md);
  padding: 10px 14px;
  background: rgba(102, 31, 43, 0.04);
  border: 1px dashed rgba(102, 31, 43, 0.25);
  border-radius: var(--radius-xs);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
}

@media (min-width: 640px) {
  .courtesy-code-banner {
    margin: var(--space-lg) var(--space-xl) 0 var(--space-xl);
    padding: 12px 18px;
  }
}

.courtesy-code-details {
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.courtesy-code-label {
  font-family: var(--font-sans-body);
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-burgundy);
}

.courtesy-code-value {
  font-family: var(--font-serif-editorial);
  font-size: 1.12rem;
  font-weight: 600;
  color: var(--color-dark-espresso);
  letter-spacing: 0.08em;
  line-height: 1.15;
}

.courtesy-code-note {
  font-family: var(--font-sans-body);
  font-size: 0.68rem;
  color: var(--color-dark-muted);
  font-weight: 400;
}

.courtesy-copy-btn {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 6px 12px;
  border-radius: var(--radius-xs);
  background: var(--color-burgundy);
  color: var(--color-pearl-100);
  font-family: var(--font-sans-body);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  transition: all var(--transition-fast);
  cursor: pointer;
  flex-shrink: 0;
  border: 1px solid transparent;
}

.courtesy-copy-btn:hover {
  background: var(--color-burgundy-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(102, 31, 43, 0.22);
}

.courtesy-copy-btn:active {
  transform: scale(0.97);
}

.courtesy-copy-btn.is-copied {
  background: #3A6B44;
  color: #FFFFFF;
}

.courtesy-copy-btn svg {
  width: 12px;
  height: 12px;
  fill: currentColor;
}