/* ============================================
   COMPONENT STYLES
   Fezzysnerdvana.com
   ============================================ */

/* ---- HEADER / NAV ---- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: color-mix(in srgb, var(--color-bg) 92%, transparent);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-divider);
  transition: box-shadow var(--transition-interactive);
}
.site-header.scrolled {
  box-shadow: var(--shadow-sm);
}
.nav-inner {
  max-width: var(--content-wide);
  margin: 0 auto;
  padding: var(--space-4) var(--space-6);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-shrink: 0;
  text-decoration: none;
}
.nav-logo-text {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--text-lg);
  color: var(--color-primary);
  letter-spacing: -0.02em;
  line-height: 1;
  /* hidden when real logo image is present */
  display: none;
}
[data-theme='dark'] .nav-logo-text { color: var(--color-primary); }

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  list-style: none;
}
.nav-links a {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  transition: color var(--transition-interactive), background var(--transition-interactive);
}
.nav-links a:hover,
.nav-links a.active {
  color: var(--color-text);
  background: var(--color-surface-offset);
}
.nav-links a.active {
  color: var(--color-primary);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

/* Theme toggle */
.theme-toggle {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  background: transparent;
  border: 1px solid var(--color-border);
  transition: all var(--transition-interactive);
}
.theme-toggle:hover {
  color: var(--color-text);
  background: var(--color-surface-offset);
}

/* Mobile menu toggle */
.nav-mobile-toggle {
  display: none;
  width: 36px; height: 36px;
  border-radius: var(--radius-md);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
}
.nav-mobile-toggle span {
  display: block;
  width: 18px; height: 1.5px;
  background: currentColor;
  border-radius: 2px;
  transition: all 0.25s ease;
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0; right: 0;
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-divider);
    padding: var(--space-4) var(--space-6);
    gap: var(--space-1);
    box-shadow: var(--shadow-md);
  }
  .nav-links.open a { width: 100%; padding: var(--space-3) var(--space-4); }
  .nav-mobile-toggle { display: flex; }
  .site-header { position: relative; }
}

/* ---- BUTTONS ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 600;
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-md);
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: all var(--transition-interactive);
  text-decoration: none;
  white-space: nowrap;
}
.btn-primary {
  background: var(--color-primary);
  color: #ffffff;
  border-color: var(--color-primary);
}
.btn-primary:hover {
  background: var(--color-primary-hover);
  border-color: var(--color-primary-hover);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}
.btn-accent {
  background: var(--color-accent);
  color: #ffffff;
  border-color: var(--color-accent);
}
.btn-accent:hover {
  background: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}
.btn-outline {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}
.btn-outline:hover {
  background: var(--color-primary-highlight);
  transform: translateY(-1px);
}
.btn-ghost {
  background: transparent;
  color: var(--color-text-muted);
  border-color: var(--color-border);
}
.btn-ghost:hover {
  background: var(--color-surface-offset);
  color: var(--color-text);
}

/* ---- LAYOUT HELPERS ---- */
.container {
  max-width: var(--content-wide);
  margin: 0 auto;
  padding: 0 var(--space-6);
}
.container--narrow {
  max-width: var(--content-narrow);
  margin: 0 auto;
  padding: 0 var(--space-6);
}
.container--default {
  max-width: var(--content-default);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.section {
  padding-block: clamp(var(--space-16), 8vw, var(--space-32));
}
.section--sm {
  padding-block: clamp(var(--space-10), 5vw, var(--space-20));
}
.section--tight {
  padding-block: clamp(var(--space-8), 4vw, var(--space-16));
}

/* ---- SECTION LABELS ---- */
.section-label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #b8952a;
  margin-bottom: var(--space-4);
}
[data-theme='dark'] .section-label { color: #d4a843; }
.section-label::before {
  content: '';
  display: inline-block;
  width: 20px;
  height: 1.5px;
  background: #b8952a;
  border-radius: 2px;
}
[data-theme='dark'] .section-label::before { background: #d4a843; }

/* ---- PAGE HERO ---- */
.page-hero {
  padding-block: clamp(var(--space-12), 7vw, var(--space-24));
  border-bottom: 1px solid var(--color-divider);
  background: linear-gradient(
    135deg,
    var(--color-surface) 0%,
    #ede8d8 60%,
    #e4dcc8 100%
  );
}
[data-theme='dark'] .page-hero {
  background: linear-gradient(
    135deg,
    var(--color-surface) 0%,
    var(--color-bg) 60%,
    rgba(200,170,80,0.06) 100%
  );
}
.page-hero h1 {
  font-size: var(--text-2xl);
  font-weight: 800;
  color: #2a2e1a;
  margin-bottom: var(--space-4);
  letter-spacing: -0.02em;
}
[data-theme='dark'] .page-hero h1 { color: var(--color-text); }
.page-hero p {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 55ch;
}

/* ---- CARDS ---- */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform var(--transition-interactive), box-shadow var(--transition-interactive);
}
.card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.card-body { padding: var(--space-6); }
.card-img {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
}

/* ---- PLATFORM LINK CARDS ---- */
.platform-card {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-5) var(--space-6);
  text-decoration: none;
  transition: all var(--transition-interactive);
}
.platform-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-primary);
}
.platform-icon {
  width: 48px; height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 24px;
}
.platform-info { flex: 1; }
.platform-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-base);
  color: var(--color-text);
  margin-bottom: 2px;
}
.platform-desc {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}
.platform-arrow {
  color: var(--color-text-faint);
  transition: transform var(--transition-interactive), color var(--transition-interactive);
}
.platform-card:hover .platform-arrow {
  transform: translateX(4px);
  color: var(--color-primary);
}

/* ---- MUSEUM CATEGORY CARDS ---- */
.museum-card {
  display: flex;
  flex-direction: column;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  transition: all var(--transition-interactive);
}
.museum-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-primary);
}
.museum-card-banner {
  height: 160px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 64px;
  position: relative;
  overflow: hidden;
}
.museum-card-body {
  padding: var(--space-5) var(--space-6) var(--space-6);
  flex: 1;
}
.museum-card-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-lg);
  color: var(--color-text);
  margin-bottom: var(--space-2);
}
.museum-card-desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
}
.museum-card-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  margin-top: var(--space-4);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-primary);
}
[data-theme='dark'] .museum-card-link { color: var(--color-primary); }

/* ---- GRID LAYOUTS ---- */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
}
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}
.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-5);
}
.grid-auto {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-6);
}

@media (max-width: 900px) {
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .grid-2 { grid-template-columns: 1fr; }
  .grid-3 { grid-template-columns: 1fr; }
  .grid-4 { grid-template-columns: 1fr; }
}

/* ---- DIVIDER ---- */
.divider {
  width: 100%;
  height: 1px;
  background: var(--color-divider);
  border: none;
  margin-block: var(--space-12);
}

/* ---- BADGE ---- */
.badge {
  display: inline-flex;
  align-items: center;
  font-size: var(--text-xs);
  font-weight: 600;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  background: var(--color-accent-highlight);
  color: var(--color-accent-active);
  letter-spacing: 0.04em;
}

/* ---- CONTACT FORM ---- */
.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.form-label {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
}
.form-input,
.form-textarea {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  color: var(--color-text);
  font-size: var(--text-base);
  transition: border-color var(--transition-interactive), box-shadow var(--transition-interactive);
  resize: vertical;
}
.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-highlight);
}
.form-textarea { min-height: 140px; }

/* ---- FOOTER ---- */
.site-footer {
  background: var(--color-surface);
  border-top: 1px solid var(--color-divider);
  padding-block: var(--space-12);
  margin-top: var(--space-24);
}
.footer-inner {
  max-width: var(--content-wide);
  margin: 0 auto;
  padding: 0 var(--space-6);
  display: grid;
  grid-template-columns: 1fr auto;
  gap: var(--space-12);
  align-items: start;
}
.footer-brand {
  max-width: 320px;
}
.footer-logo {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--text-lg);
  color: var(--color-primary);
  margin-bottom: var(--space-3);
}
[data-theme='dark'] .footer-logo { color: var(--color-primary); }
.footer-tagline {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: var(--space-4);
}
.footer-nav {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  min-width: 140px;
}
.footer-nav-title {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-faint);
  margin-bottom: var(--space-2);
}
.footer-nav a {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  transition: color var(--transition-interactive);
}
.footer-nav a:hover { color: var(--color-text); }
.footer-bottom {
  max-width: var(--content-wide);
  margin: var(--space-10) auto 0;
  padding: var(--space-6) var(--space-6) 0;
  border-top: 1px solid var(--color-divider);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}
.footer-copy {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}

@media (max-width: 600px) {
  .footer-inner { grid-template-columns: 1fr; gap: var(--space-8); }
  .footer-bottom { flex-direction: column; text-align: center; }
}

/* ---- UTILITIES ---- */
.text-center { text-align: center; }
.text-muted { color: var(--color-text-muted); }
.text-accent { color: var(--color-accent); }
.text-primary { color: var(--color-primary); }
.mt-2 { margin-top: var(--space-2); }
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mt-8 { margin-top: var(--space-8); }
.mt-12 { margin-top: var(--space-12); }
.mb-2 { margin-bottom: var(--space-2); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.mb-8 { margin-bottom: var(--space-8); }
.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.gap-2 { gap: var(--space-2); }
.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }
.inline-flex { display: inline-flex; align-items: center; }

/* ---- ANIMATE ON SCROLL ---- */
.fade-up {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}
.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---- HERO SECTION (Home) ---- */
.home-hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(var(--space-20), 12vw, var(--space-32));
  background: linear-gradient(
    160deg,
    var(--color-bg) 0%,
    #ede8d8 50%,
    var(--color-bg) 100%
  );
}
[data-theme='dark'] .home-hero {
  background: linear-gradient(
    160deg,
    var(--color-bg) 0%,
    rgba(200,170,80,0.06) 50%,
    var(--color-bg) 100%
  );
}
.home-hero-inner {
  max-width: var(--content-wide);
  margin: 0 auto;
  padding: 0 var(--space-6);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  align-items: center;
}
.home-hero-content { }
.home-hero h1 {
  font-size: var(--text-3xl);
  font-weight: 800;
  color: #2a2e1a;
  letter-spacing: -0.03em;
  line-height: 1.05;
  margin-bottom: var(--space-6);
}
[data-theme='dark'] .home-hero h1 { color: var(--color-text); }
.home-hero h1 em {
  font-style: normal;
  color: var(--color-accent);
}
.home-hero-desc {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  margin-bottom: var(--space-8);
  max-width: 48ch;
}
.home-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}
.home-hero-visual {
  position: relative;
}
.hero-currency-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-3);
}
.hero-bill {
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  aspect-ratio: 3/2;
  background: var(--color-surface-offset);
  border: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-size: 1.75rem;
  padding: var(--space-3);
  transition: transform var(--transition-interactive);
}
.hero-bill:hover { transform: translateY(-2px); }

@media (max-width: 860px) {
  .home-hero-inner { grid-template-columns: 1fr; }
  .home-hero-visual { display: none; }
}

/* ---- ABOUT PAGE ---- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--space-12);
  align-items: start;
}
.about-sidebar {}
.about-avatar {
  width: 100%;
  aspect-ratio: 1;
  border-radius: var(--radius-xl);
  background: var(--color-surface-offset);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 80px;
  margin-bottom: var(--space-6);
}
.about-stat {
  display: flex;
  flex-direction: column;
  padding: var(--space-4);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-3);
}
.about-stat-value {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--text-xl);
  color: var(--color-primary);
  line-height: 1;
}
[data-theme='dark'] .about-stat-value { color: var(--color-accent); }
.about-stat-label {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-top: var(--space-1);
}
.about-content h2 {
  font-size: var(--text-xl);
  font-weight: 800;
  color: var(--color-primary);
  margin-bottom: var(--space-4);
  letter-spacing: -0.02em;
}
[data-theme='dark'] .about-content h2 { color: var(--color-text); }
.about-content p {
  color: var(--color-text-muted);
  margin-bottom: var(--space-5);
  line-height: 1.75;
}

@media (max-width: 768px) {
  .about-grid { grid-template-columns: 1fr; }
  .about-avatar { max-width: 200px; }
}

/* ---- SHOP SECTION ---- */
.shop-notice {
  background: var(--color-primary-highlight);
  border: 1px solid var(--color-primary);
  border-radius: var(--radius-lg);
  padding: var(--space-5) var(--space-6);
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  margin-bottom: var(--space-8);
}
[data-theme='dark'] .shop-notice {
  background: rgba(91,142,191,0.1);
}
.shop-notice-icon { font-size: 24px; flex-shrink: 0; }
.shop-notice-text { font-size: var(--text-sm); color: var(--color-text-muted); }
.shop-notice-text strong { color: var(--color-text); display: block; margin-bottom: var(--space-1); }

/* ---- MUSEUM DETAIL PAGE ---- */
.museum-hero-banner {
  height: 280px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: var(--space-4);
  border-radius: var(--radius-xl);
  margin-bottom: var(--space-8);
  position: relative;
  overflow: hidden;
}
.museum-hero-banner .banner-emoji { font-size: 72px; line-height: 1; }
.museum-hero-banner h1 {
  font-size: var(--text-2xl);
  font-weight: 800;
  color: white;
  letter-spacing: -0.02em;
  text-shadow: 0 2px 8px rgba(0,0,0,0.3);
}
.museum-hero-banner p {
  font-size: var(--text-base);
  color: rgba(255,255,255,0.85);
  max-width: 48ch;
  text-shadow: 0 1px 4px rgba(0,0,0,0.2);
}

/* ---- FEATURED ACQUISITIONS ---- */
.featured-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--space-6);
}
.acquisition-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: all var(--transition-interactive);
}
.acquisition-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}
.acquisition-img {
  width: 100%;
  aspect-ratio: 16/10;
  background: var(--color-surface-offset);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 56px;
  border-bottom: 1px solid var(--color-border);
}
.acquisition-body { padding: var(--space-5) var(--space-6); }
.acquisition-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-base);
  color: var(--color-text);
  margin-bottom: var(--space-2);
}
.acquisition-meta {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-wrap: wrap;
  margin-bottom: var(--space-3);
}
.acquisition-desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
}