/* ============================================
   HAQ COLLECTIBLES LLC - Main Stylesheet
   Aesthetic: Archival, Refined, Scholarly
   ============================================ */

/* ---------- CSS Variables ---------- */
:root {
  /* Colors - Archival palette */
  --color-cream: #F7F5F0;
  --color-cream-dark: #EBE8E0;
  --color-charcoal: #2C2C2C;
  --color-charcoal-light: #4A4A4A;
  --color-gold: #B8956E;
  --color-gold-muted: #A68A5B;
  --color-gold-light: #D4BC9A;
  --color-ivory: #FFFEF9;
  --color-sage: #8B9A7D;
  --color-burgundy: #6B3A3A;
  
  /* Typography */
  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-body: 'Source Sans 3', 'Segoe UI', sans-serif;
  --font-mono: 'IBM Plex Mono', monospace;
  
  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 4rem;
  --space-xl: 6rem;
  
  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 300ms ease;
  --transition-slow: 500ms ease;
  
  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(44, 44, 44, 0.08);
  --shadow-md: 0 4px 12px rgba(44, 44, 44, 0.1);
  --shadow-lg: 0 8px 30px rgba(44, 44, 44, 0.12);
  
  /* Border radius */
  --radius-sm: 2px;
  --radius-md: 4px;
  --radius-lg: 8px;
}

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

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

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--color-charcoal);
  background-color: var(--color-cream);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

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

/* ---------- Typography ---------- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 500;
  line-height: 1.2;
  color: var(--color-charcoal);
}

h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 400;
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 500;
}

h3 {
  font-size: clamp(1.25rem, 2vw, 1.75rem);
  font-weight: 600;
}

h4 {
  font-size: 1.25rem;
  font-weight: 600;
}

p {
  margin-bottom: 1rem;
}

.lead {
  font-size: 1.25rem;
  line-height: 1.8;
  color: var(--color-charcoal-light);
}

.small-caps {
  font-family: var(--font-display);
  font-variant: small-caps;
  letter-spacing: 0.1em;
  font-size: 0.9rem;
}

/* ---------- Layout ---------- */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.container--narrow {
  max-width: 800px;
}

.container--wide {
  max-width: 1400px;
}

section {
  padding: var(--space-xl) 0;
}

.section--alt {
  background-color: var(--color-ivory);
}

.section--dark {
  background-color: var(--color-charcoal);
  color: var(--color-cream);
}

.section--dark h2,
.section--dark h3 {
  color: var(--color-cream);
}

/* ---------- Header & Navigation ---------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background-color: rgba(247, 245, 240, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-cream-dark);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

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

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.logo-text {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 500;
  color: var(--color-charcoal);
  letter-spacing: 0.02em;
}

.logo-text span {
  color: var(--color-gold);
}

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

.nav-list {
  display: flex;
  list-style: none;
  gap: var(--space-md);
}

.nav-link {
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-charcoal);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: var(--space-xs) 0;
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background-color: var(--color-gold);
  transition: width var(--transition-base);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

.nav-link:hover {
  color: var(--color-charcoal);
}

/* Mobile menu toggle */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-xs);
}

.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--color-charcoal);
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

/* ---------- Hero Section ---------- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 80px;
  background: linear-gradient(135deg, var(--color-cream) 0%, var(--color-cream-dark) 100%);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23B8956E' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  opacity: 0.5;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
}

.hero-tagline {
  font-family: var(--font-display);
  font-variant: small-caps;
  letter-spacing: 0.2em;
  color: var(--color-gold);
  margin-bottom: var(--space-sm);
  font-size: 0.9rem;
}

.hero h1 {
  margin-bottom: var(--space-md);
}

.hero .lead {
  margin-bottom: var(--space-lg);
}

.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  padding: 0.875rem 1.75rem;
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-base);
}

.btn--primary {
  background-color: var(--color-charcoal);
  color: var(--color-cream);
}

.btn--primary:hover {
  background-color: var(--color-charcoal-light);
  color: var(--color-cream);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn--secondary {
  background-color: transparent;
  color: var(--color-charcoal);
  border: 1px solid var(--color-charcoal);
}

.btn--secondary:hover {
  background-color: var(--color-charcoal);
  color: var(--color-cream);
}

.btn--gold {
  background-color: var(--color-gold);
  color: var(--color-ivory);
}

.btn--gold:hover {
  background-color: var(--color-gold-muted);
  color: var(--color-ivory);
  transform: translateY(-2px);
}

/* ---------- Categories Grid ---------- */
.categories-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-md);
  margin-top: var(--space-lg);
}

.category-card {
  background-color: var(--color-ivory);
  border: 1px solid var(--color-cream-dark);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  text-align: center;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.category-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-gold), var(--color-gold-light));
  transform: scaleX(0);
  transition: transform var(--transition-base);
}

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

.category-card:hover::before {
  transform: scaleX(1);
}

.category-icon {
  font-size: 2.5rem;
  margin-bottom: var(--space-sm);
  display: block;
}

.category-card h3 {
  font-size: 1.1rem;
  margin-bottom: var(--space-xs);
}

.category-card p {
  font-size: 0.9rem;
  color: var(--color-charcoal-light);
  margin-bottom: 0;
}

/* ---------- Services Section ---------- */
.services-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-md);
}

.service-card {
  background-color: var(--color-ivory);
  border-radius: var(--radius-md);
  padding: var(--space-lg) var(--space-md);
  text-align: center;
  border: 1px solid var(--color-cream-dark);
  transition: all var(--transition-base);
}

.service-card:hover {
  box-shadow: var(--shadow-lg);
}

.service-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--space-md);
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-cream);
  border-radius: 50%;
  font-size: 1.5rem;
}

.service-card h3 {
  margin-bottom: var(--space-sm);
}

.service-card p {
  color: var(--color-charcoal-light);
  margin-bottom: var(--space-md);
}

/* ---------- Trust Signals ---------- */
.trust-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-md);
  text-align: center;
}

.trust-item {
  padding: var(--space-md);
}

.trust-number {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 400;
  color: var(--color-gold);
  line-height: 1;
  margin-bottom: var(--space-xs);
}

.trust-label {
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-charcoal-light);
}

/* ---------- Testimonials ---------- */
.testimonials {
  background-color: var(--color-charcoal);
  color: var(--color-cream);
}

.testimonial-card {
  max-width: 700px;
  margin: 0 auto;
  text-align: center;
  padding: var(--space-lg);
}

.testimonial-text {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-style: italic;
  line-height: 1.6;
  margin-bottom: var(--space-md);
}

.testimonial-text::before {
  content: '"';
  font-size: 4rem;
  color: var(--color-gold);
  line-height: 0;
  display: block;
  margin-bottom: var(--space-sm);
}

.testimonial-author {
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-gold-light);
}

/* ---------- Page Headers ---------- */
.page-header {
  padding: calc(80px + var(--space-xl)) 0 var(--space-xl);
  background: linear-gradient(135deg, var(--color-cream) 0%, var(--color-cream-dark) 100%);
  text-align: center;
  position: relative;
}

.page-header::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, var(--color-gold), var(--color-gold-light));
}

.page-header h1 {
  margin-bottom: var(--space-sm);
}

.page-header .lead {
  max-width: 600px;
  margin: 0 auto;
}

/* ---------- Content Sections ---------- */
.content-section {
  padding: var(--space-xl) 0;
}

.content-section h2 {
  margin-bottom: var(--space-md);
}

.content-section h3 {
  margin-top: var(--space-lg);
  margin-bottom: var(--space-sm);
}

.content-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
  align-items: center;
}

.content-grid.reverse {
  direction: rtl;
}

.content-grid.reverse > * {
  direction: ltr;
}

/* ---------- Process Steps ---------- */
.process-steps {
  counter-reset: step;
}

.process-step {
  display: flex;
  gap: var(--space-md);
  padding: var(--space-md) 0;
  border-bottom: 1px solid var(--color-cream-dark);
}

.process-step:last-child {
  border-bottom: none;
}

.step-number {
  counter-increment: step;
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-gold);
  color: var(--color-ivory);
  font-family: var(--font-display);
  font-size: 1.25rem;
  border-radius: 50%;
}

.step-number::before {
  content: counter(step);
}

.step-content h4 {
  margin-bottom: var(--space-xs);
}

.step-content p {
  color: var(--color-charcoal-light);
  margin-bottom: 0;
}

/* ---------- Collection Gallery ---------- */
.collection-gallery {
  padding: var(--space-lg) 0;
}

.gallery-controls {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
  justify-content: center;
}

.gallery-filter {
  padding: var(--space-xs) var(--space-sm);
  font-family: var(--font-body);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  background: transparent;
  border: 1px solid var(--color-cream-dark);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.gallery-filter:hover,
.gallery-filter.active {
  background-color: var(--color-charcoal);
  color: var(--color-cream);
  border-color: var(--color-charcoal);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-md);
}

.gallery-item {
  position: relative;
  aspect-ratio: 1;
  overflow: hidden;
  border-radius: var(--radius-md);
  background-color: var(--color-cream-dark);
  cursor: pointer;
  transition: transform var(--transition-base);
}

.gallery-item:hover {
  transform: scale(1.02);
}

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

.gallery-item:hover img {
  transform: scale(1.1);
}

.gallery-item-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(44, 44, 44, 0.8) 0%, transparent 50%);
  opacity: 0;
  transition: opacity var(--transition-base);
  display: flex;
  align-items: flex-end;
  padding: var(--space-md);
}

.gallery-item:hover .gallery-item-overlay {
  opacity: 1;
}

.gallery-item-title {
  color: var(--color-cream);
  font-family: var(--font-display);
  font-size: 1.1rem;
}

/* Gallery Lightbox */
.lightbox {
  position: fixed;
  inset: 0;
  background-color: rgba(44, 44, 44, 0.95);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-base), visibility var(--transition-base);
}

.lightbox.active {
  opacity: 1;
  visibility: visible;
}

.lightbox-content {
  max-width: 90vw;
  max-height: 90vh;
  position: relative;
}

.lightbox-content img {
  max-width: 100%;
  max-height: 90vh;
  object-fit: contain;
}

.lightbox-close {
  position: absolute;
  top: var(--space-md);
  right: var(--space-md);
  width: 48px;
  height: 48px;
  background-color: var(--color-cream);
  border: none;
  border-radius: 50%;
  cursor: pointer;
  font-size: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--transition-fast);
  z-index: 2001;
}

.lightbox-close:hover {
  transform: scale(1.1);
}

.lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 48px;
  height: 48px;
  background-color: var(--color-cream);
  border: none;
  border-radius: 50%;
  cursor: pointer;
  font-size: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--transition-fast);
}

.lightbox-nav:hover {
  transform: translateY(-50%) scale(1.1);
}

.lightbox-prev {
  left: var(--space-md);
}

.lightbox-next {
  right: var(--space-md);
}

/* ---------- Forms ---------- */
.form-embed {
  background-color: var(--color-ivory);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  border: 1px solid var(--color-cream-dark);
}

.form-embed iframe {
  width: 100%;
  min-height: 600px;
  border: none;
}

.form-placeholder {
  text-align: center;
  padding: var(--space-xl);
  color: var(--color-charcoal-light);
  font-style: italic;
}

/* ---------- Contact Info ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
}

.contact-info-item {
  display: flex;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
}

.contact-icon {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-cream);
  border-radius: 50%;
  font-size: 1rem;
}

/* ---------- Footer ---------- */
.site-footer {
  background-color: var(--color-charcoal);
  color: var(--color-cream);
  padding: var(--space-xl) 0 var(--space-md);
}

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

.footer-brand p {
  color: rgba(247, 245, 240, 0.7);
  margin-top: var(--space-sm);
}

.footer-heading {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: var(--space-md);
  color: var(--color-gold-light);
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: var(--space-xs);
}

.footer-links a {
  color: rgba(247, 245, 240, 0.7);
  font-size: 0.9rem;
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: var(--color-cream);
}

.footer-bottom {
  padding-top: var(--space-md);
  border-top: 1px solid rgba(247, 245, 240, 0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
  color: rgba(247, 245, 240, 0.5);
}

.footer-legal a {
  color: rgba(247, 245, 240, 0.5);
  margin-left: var(--space-md);
}

.footer-legal a:hover {
  color: var(--color-cream);
}

/* ---------- Utility Classes ---------- */
.text-center { text-align: center; }
.text-gold { color: var(--color-gold); }
.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ---------- Loading State ---------- */
.loading {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-xl);
}

.loading-spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--color-cream-dark);
  border-top-color: var(--color-gold);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ---------- Responsive Design ---------- */
@media (max-width: 1024px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  
  .content-grid {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }
  
  .content-grid.reverse {
    direction: ltr;
  }
}

@media (max-width: 768px) {
  .menu-toggle {
    display: flex;
  }
  
  .main-nav {
    position: fixed;
    top: 80px;
    left: 0;
    right: 0;
    background-color: var(--color-cream);
    padding: var(--space-md);
    border-bottom: 1px solid var(--color-cream-dark);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
  }
  
  .main-nav.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }
  
  .nav-list {
    flex-direction: column;
    gap: var(--space-sm);
  }
  
  .hero-ctas {
    flex-direction: column;
  }
  
  .contact-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .footer-bottom {
    flex-direction: column;
    gap: var(--space-sm);
    text-align: center;
  }
  
  .footer-legal {
    margin-top: var(--space-sm);
  }
  
  .footer-legal a {
    margin: 0 var(--space-xs);
  }
}

/* ---------- Collapsible Sections ---------- */
.collapsible-toggle {
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  transition: color var(--transition-fast);
  margin-bottom: var(--space-md);
}

.collapsible-toggle:hover {
  color: var(--color-gold-muted);
}

.collapsible-toggle h2 {
  display: inline;
  margin: 0;
}

.collapsible-icon {
  font-size: 1rem;
  transition: transform var(--transition-base);
  flex-shrink: 0;
}

.collapsible-toggle.active .collapsible-icon {
  transform: rotate(-180deg);
}

.collapsible-content {
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  visibility: hidden;
  transition: max-height var(--transition-slow), opacity var(--transition-fast), visibility 0s var(--transition-slow);
}

.collapsible-content.active {
  /* Large max-height for smooth animation - sufficient for embedded forms */
  max-height: 10000px;
  opacity: 1;
  visibility: visible;
  transition: max-height var(--transition-slow), opacity var(--transition-fast), visibility 0s 0s;
}

@media (max-width: 480px) {
  :root {
    --space-lg: 3rem;
    --space-xl: 4rem;
  }
  
  .gallery-grid {
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: var(--space-sm);
  }
}