/* ============================================
   SUMEI DAO — Homepage Styles
   ============================================ */

/* ── Hero Section ── */
.hero {
  position: relative;
  height: 100vh;
  min-height: 700px;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}

.hero-media {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-media img,
.hero-media video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: var(--gradient-hero-overlay);
  z-index: 1;
}

.hero-grain {
  position: absolute;
  inset: 0;
  z-index: 2;
  opacity: 0.03;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 3;
  padding: 0 var(--container-padding) var(--space-24);
  max-width: 900px;
  animation: fadeInUp 1.2s var(--ease-out) 0.3s both;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-2) var(--space-4);
  background: rgba(201, 169, 110, 0.12);
  border: 1px solid rgba(201, 169, 110, 0.25);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-accent-gold);
  margin-bottom: var(--space-8);
  backdrop-filter: blur(10px);
}

.hero-badge .pulse {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-accent-gold);
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.5); }
}

.hero-title {
  font-family: var(--font-display);
  font-size: var(--text-hero);
  font-weight: var(--weight-bold);
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-tight);
  color: var(--color-text-primary);
  margin-bottom: var(--space-6);
}

.hero-title .accent {
  color: var(--color-accent-gold);
  font-style: italic;
}

.hero-subtitle {
  font-size: var(--text-lg);
  color: var(--color-text-secondary);
  line-height: var(--leading-relaxed);
  max-width: 600px;
  margin-bottom: var(--space-10);
}

.hero-actions {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.hero-scroll {
  position: absolute;
  bottom: var(--space-8);
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  animation: float 3s ease-in-out infinite;
}

.hero-scroll span {
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--color-text-tertiary);
}

.hero-scroll .scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(180deg, var(--color-accent-gold), transparent);
}

/* ── Intro Section ── */
.section-intro {
  padding: var(--space-section) 0;
  text-align: center;
}

.intro-grid {
  display: grid;
  grid-template-columns: 1fr 1px 1fr 1px 1fr;
  gap: var(--space-10);
  margin-top: var(--space-16);
}

.intro-stat {
  text-align: center;
  padding: var(--space-8) var(--space-4);
}

.intro-stat .number {
  font-family: var(--font-display);
  font-size: var(--text-4xl);
  font-weight: var(--weight-bold);
  color: var(--color-accent-gold);
  margin-bottom: var(--space-2);
}

.intro-stat .label {
  font-size: var(--text-sm);
  color: var(--color-text-tertiary);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
}

.intro-divider {
  width: 1px;
  background: linear-gradient(180deg, transparent, var(--color-neutral-700), transparent);
  align-self: stretch;
}

/* ── Featured Artists Section ── */
.section-artists {
  padding: var(--space-section) 0;
}

.section-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: var(--space-12);
}

.section-header .section-title {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: var(--weight-semibold);
  line-height: var(--leading-tight);
}

.section-header .view-all {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-accent-gold);
  letter-spacing: var(--tracking-wide);
  transition: gap var(--duration-normal) var(--ease-out);
}

.section-header .view-all:hover {
  gap: var(--space-4);
}

.section-header .view-all svg {
  transition: transform var(--duration-normal) var(--ease-out);
}

.section-header .view-all:hover svg {
  transform: translateX(4px);
}

.artists-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
}

/* ── Artist Card ── */
.artist-card {
  position: relative;
  aspect-ratio: 3/4;
  border-radius: var(--radius-lg);
  overflow: hidden;
  cursor: pointer;
}

.artist-card .card-image {
  position: absolute;
  inset: 0;
  transition: transform var(--duration-slow) var(--ease-out);
}

.artist-card .card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.artist-card:hover .card-image {
  transform: scale(1.05);
}

.artist-card .card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(10,10,10,0.9) 100%);
  transition: background var(--duration-normal) var(--ease-out);
}

.artist-card:hover .card-overlay {
  background: linear-gradient(180deg, transparent 20%, rgba(10,10,10,0.95) 100%);
}

.artist-card .card-content {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--space-6);
  transform: translateY(10px);
  transition: transform var(--duration-normal) var(--ease-out);
}

.artist-card:hover .card-content {
  transform: translateY(0);
}

.artist-card .card-flag {
  font-size: var(--text-xs);
  color: var(--color-text-tertiary);
  margin-bottom: var(--space-2);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.artist-card .card-name {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: var(--weight-semibold);
  margin-bottom: var(--space-1);
}

.artist-card .card-medium {
  font-size: var(--text-sm);
  color: var(--color-accent-gold);
  opacity: 0;
  transform: translateY(10px);
  transition: all var(--duration-normal) var(--ease-out) 0.1s;
}

.artist-card:hover .card-medium {
  opacity: 1;
  transform: translateY(0);
}

/* ── Featured Works / Gallery Section ── */
.section-gallery {
  padding: var(--space-section) 0;
  background: var(--color-bg-secondary);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  grid-template-rows: auto;
  gap: var(--space-4);
}

.gallery-item {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  cursor: pointer;
}

.gallery-item:nth-child(1) { grid-column: 1 / 6; grid-row: 1 / 3; }
.gallery-item:nth-child(2) { grid-column: 6 / 9; }
.gallery-item:nth-child(3) { grid-column: 9 / 13; }
.gallery-item:nth-child(4) { grid-column: 6 / 10; }
.gallery-item:nth-child(5) { grid-column: 10 / 13; grid-row: 2 / 4; }
.gallery-item:nth-child(6) { grid-column: 1 / 4; }
.gallery-item:nth-child(7) { grid-column: 4 / 7; }
.gallery-item:nth-child(8) { grid-column: 7 / 10; }

.gallery-item .item-image {
  width: 100%;
  height: 100%;
  min-height: 250px;
  object-fit: cover;
  transition: transform var(--duration-slow) var(--ease-out);
}

.gallery-item:hover .item-image {
  transform: scale(1.05);
}

.gallery-item .item-overlay {
  position: absolute;
  inset: 0;
  background: rgba(10, 10, 10, 0);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: var(--space-6);
  transition: background var(--duration-normal) var(--ease-out);
}

.gallery-item:hover .item-overlay {
  background: rgba(10, 10, 10, 0.6);
}

.gallery-item .item-info {
  transform: translateY(20px);
  opacity: 0;
  transition: all var(--duration-normal) var(--ease-out);
}

.gallery-item:hover .item-info {
  transform: translateY(0);
  opacity: 1;
}

.gallery-item .item-title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: var(--weight-medium);
  margin-bottom: var(--space-1);
}

.gallery-item .item-artist {
  font-size: var(--text-sm);
  color: var(--color-accent-gold);
}

.gallery-item .item-price {
  font-size: var(--text-sm);
  color: var(--color-text-tertiary);
  margin-top: var(--space-2);
}

/* ── Exhibition Section ── */
.section-exhibition {
  padding: var(--space-section) 0;
  position: relative;
  overflow: hidden;
}

.exhibition-showcase {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  align-items: center;
  margin-top: var(--space-12);
}

.exhibition-image {
  position: relative;
  aspect-ratio: 4/5;
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.exhibition-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.exhibition-image .date-badge {
  position: absolute;
  top: var(--space-6);
  left: var(--space-6);
  padding: var(--space-3) var(--space-5);
  background: rgba(10, 10, 10, 0.8);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(201, 169, 110, 0.2);
  border-radius: var(--radius-md);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-accent-gold);
}

.exhibition-info {
  padding: var(--space-8) 0;
}

.exhibition-info .exhibition-venue {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-accent-gold);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  margin-bottom: var(--space-6);
}

.exhibition-info .exhibition-title {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: var(--weight-semibold);
  line-height: var(--leading-snug);
  margin-bottom: var(--space-4);
}

.exhibition-info .exhibition-curator {
  font-size: var(--text-sm);
  color: var(--color-text-tertiary);
  margin-bottom: var(--space-6);
}

.exhibition-info .exhibition-desc {
  font-size: var(--text-base);
  color: var(--color-text-secondary);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-8);
}

.exhibition-artists-preview {
  display: flex;
  align-items: center;
  margin-bottom: var(--space-8);
}

.exhibition-artists-preview .avatar-stack {
  display: flex;
}

.exhibition-artists-preview .avatar-stack img {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 2px solid var(--color-bg-primary);
  margin-left: -10px;
  object-fit: cover;
}

.exhibition-artists-preview .avatar-stack img:first-child {
  margin-left: 0;
}

.exhibition-artists-preview .avatar-count {
  margin-left: var(--space-3);
  font-size: var(--text-sm);
  color: var(--color-text-tertiary);
}

/* ── Residency CTA Section ── */
.section-residency-cta {
  padding: var(--space-section) 0;
  position: relative;
  overflow: hidden;
}

.residency-cta-wrapper {
  position: relative;
  padding: var(--space-20) var(--space-12);
  border-radius: var(--radius-xl);
  overflow: hidden;
  text-align: center;
}

.residency-cta-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.residency-cta-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.residency-cta-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(10, 10, 10, 0.75);
  backdrop-filter: blur(2px);
}

.residency-cta-content {
  position: relative;
  z-index: 1;
  max-width: 700px;
  margin: 0 auto;
}

.residency-cta-content .cta-title {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: var(--weight-semibold);
  line-height: var(--leading-snug);
  margin-bottom: var(--space-6);
}

.residency-cta-content .cta-desc {
  font-size: var(--text-lg);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-10);
  line-height: var(--leading-relaxed);
}

/* ── Three Core Modules Section ── */
.section-modules {
  padding: var(--space-section) 0;
  background: var(--color-bg-secondary);
}

.modules-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
  margin-top: var(--space-12);
}

.module-card {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: var(--color-bg-card);
  border: 1px solid rgba(255, 255, 255, 0.04);
  transition: all var(--duration-normal) var(--ease-out);
}

.module-card:hover {
  transform: translateY(-6px);
  border-color: rgba(201, 169, 110, 0.2);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3), 0 0 40px rgba(201, 169, 110, 0.06);
}

.module-icon {
  position: absolute;
  top: var(--space-6);
  left: var(--space-6);
  z-index: 3;
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(10, 10, 10, 0.7);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(201, 169, 110, 0.25);
  border-radius: var(--radius-md);
  color: var(--color-accent-gold);
}

.module-image {
  aspect-ratio: 16/10;
  overflow: hidden;
}

.module-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--duration-slow) var(--ease-out);
}

.module-card:hover .module-image img {
  transform: scale(1.06);
}

.module-content {
  padding: var(--space-8);
}

.module-content h3 {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: var(--weight-semibold);
  margin-bottom: var(--space-1);
}

.module-subtitle {
  font-size: var(--text-sm);
  color: var(--color-accent-gold);
  letter-spacing: var(--tracking-wide);
  margin-bottom: var(--space-4);
}

.module-content p:not(.module-subtitle) {
  font-size: var(--text-sm);
  color: var(--color-text-tertiary);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-6);
}

.module-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-accent-gold);
  letter-spacing: var(--tracking-wide);
  transition: gap var(--duration-normal) var(--ease-out);
}

.module-link:hover {
  gap: var(--space-4);
}

/* ── Partners Marquee ── */
.section-partners {
  padding: var(--space-16) 0;
  border-top: 1px solid var(--color-neutral-800);
  border-bottom: 1px solid var(--color-neutral-800);
  overflow: hidden;
}

.partners-marquee {
  display: flex;
  animation: marquee 30s linear infinite;
}

.partners-marquee .partner-logo {
  flex-shrink: 0;
  padding: 0 var(--space-12);
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-family: var(--font-display);
  font-size: var(--text-xl);
  color: var(--color-neutral-600);
  white-space: nowrap;
  opacity: 0.5;
  transition: opacity var(--duration-fast) var(--ease-out);
}

.partners-marquee .partner-logo:hover {
  opacity: 1;
}

.partners-marquee .partner-dot {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--color-accent-gold);
  flex-shrink: 0;
}

/* ── Journal / Blog Preview ── */
.section-journal {
  padding: var(--space-section) 0;
}

.journal-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: var(--space-6);
}

.journal-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-bg-card);
  border: 1px solid rgba(255,255,255,0.04);
  transition: all var(--duration-normal) var(--ease-out);
  cursor: pointer;
}

.journal-card:hover {
  transform: translateY(-4px);
  border-color: rgba(201, 169, 110, 0.15);
  box-shadow: var(--shadow-glow);
}

.journal-card .card-thumb {
  aspect-ratio: 16/10;
  overflow: hidden;
}

.journal-card .card-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--duration-slow) var(--ease-out);
}

.journal-card:hover .card-thumb img {
  transform: scale(1.05);
}

.journal-card .card-body {
  padding: var(--space-6);
}

.journal-card .card-category {
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--color-accent-gold);
  margin-bottom: var(--space-3);
}

.journal-card .card-title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: var(--weight-medium);
  line-height: var(--leading-snug);
  margin-bottom: var(--space-3);
  transition: color var(--duration-fast) var(--ease-out);
}

.journal-card:hover .card-title {
  color: var(--color-accent-gold);
}

.journal-card .card-excerpt {
  font-size: var(--text-sm);
  color: var(--color-text-tertiary);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-4);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.journal-card .card-meta {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-xs);
  color: var(--color-text-tertiary);
}

.journal-card .card-meta .dot {
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: var(--color-neutral-600);
}

/* ── Responsive ── */
@media (max-width: 1024px) {
  .artists-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .gallery-item:nth-child(n) {
    grid-column: auto;
    grid-row: auto;
  }
  .exhibition-showcase {
    grid-template-columns: 1fr;
  }
  .journal-grid {
    grid-template-columns: 1fr;
  }
  .modules-grid {
    grid-template-columns: 1fr;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
  }
}

@media (max-width: 768px) {
  .hero {
    min-height: 550px;
  }
  .hero-content {
    padding: 0 var(--space-6) var(--space-12);
  }
  .hero-title {
    font-size: 3rem;
  }
  .hero-actions {
    flex-direction: column;
    width: 100%;
  }
  .hero-actions .btn {
    width: 100%;
    text-align: center;
  }
  .artists-grid {
    grid-template-columns: 1fr;
  }
  .intro-grid {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }
  .intro-divider {
    width: 60px;
    height: 1px;
    margin: 0 auto;
  }
  .section-header {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-4);
  }
  .section-header .section-title {
    font-size: 2rem;
  }
  .exhibition-showcase {
    gap: var(--space-8);
  }
  .exhibition-info {
    padding: 0;
  }
  .exhibition-info .exhibition-title {
    font-size: 2rem;
  }
  .residency-cta-wrapper {
    padding: var(--space-12) var(--space-6);
  }
  .residency-cta-content .cta-title {
    font-size: 2rem;
  }
  .modules-grid {
    gap: var(--space-6);
  }
}
@media (max-width: 480px) {
  .hero-title {
    font-size: 2.5rem;
  }
  .gallery-grid {
    grid-template-columns: 1fr;
  }
  .intro-stat {
    padding: var(--space-6) 0;
  }
  .journal-card .card-thumb {
    aspect-ratio: 4/3;
  }
}