/* ============================================
   dogame.art — Shared Styles
   Dark theme, responsive, clean
   ============================================ */

:root {
  --bg: #000000;
  --bg-card: #141420;
  --bg-hover: #1a1a2e;
  --text: #e8e8f0;
  --text-muted: #8888a0;
  --accent: #7c5cfc;
  --accent-hover: #9b7dff;
  --accent-glow: rgba(124, 92, 252, 0.3);
  --border: #2a2a3e;
  --radius: 12px;
  --radius-lg: 16px;
  --font: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  background: #000000;
  background-image:
    radial-gradient(ellipse 600px 600px at 80% 10%, rgba(124, 92, 252, 0.18), transparent),
    radial-gradient(ellipse 500px 500px at 10% 90%, rgba(59, 130, 246, 0.15), transparent),
    radial-gradient(ellipse 400px 400px at 50% 50%, rgba(168, 85, 247, 0.1), transparent);
  background-attachment: fixed;
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: color 0.2s;
}

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

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

/* ---- Layout ---- */
.page-wrapper {
  max-width: 720px;
  margin: 0 auto;
  padding: 24px 20px;
}

.page-wrapper--wide {
  max-width: 1100px;
}

/* ---- Linktree Homepage ---- */
.profile {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding-top: 12px;
}

.profile__avatar {
  width: 130px;
  height: 130px;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid var(--accent);
  box-shadow: 0 0 20px var(--accent-glow);
  margin-bottom: 10px;
}

.profile__name {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.profile__tagline {
  color: var(--text-muted);
  font-size: 1rem;
  margin-bottom: 20px;
}

.links {
  display: flex;
  flex-direction: column;
  gap: 10px;
  width: 100%;
  max-width: 480px;
}

.link-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 24px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-size: 1rem;
  font-weight: 500;
  transition: all 0.2s;
  text-decoration: none;
}

.link-btn:hover {
  background: var(--bg-hover);
  border-color: var(--accent);
  color: var(--text);
  transform: translateY(-2px);
  box-shadow: 0 4px 16px var(--accent-glow);
}

.link-btn svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

/* ---- About Page ---- */
.about-section {
  margin-bottom: 48px;
}

.about-section h1 {
  font-size: 2rem;
  margin-bottom: 20px;
  background: linear-gradient(135deg, var(--accent), var(--accent-hover));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.about-section h2 {
  font-size: 1.4rem;
  margin-bottom: 16px;
  color: var(--text);
}

.about-section p {
  color: var(--text-muted);
  font-size: 1.05rem;
  line-height: 1.8;
  margin-bottom: 16px;
}

.about-section a {
  color: var(--accent);
}

.about-section a:hover {
  color: var(--accent-hover);
  text-decoration: underline;
}

/* ---- Gallery ---- */
.gallery-header {
  text-align: center;
  margin-bottom: 32px;
}

.gallery-header h1 {
  font-size: 2rem;
  margin-bottom: 8px;
  background: linear-gradient(135deg, var(--accent), var(--accent-hover));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.gallery-header p {
  color: var(--text-muted);
}

/* Chain Filters */
.filters {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}

.filter-btn {
  padding: 8px 18px;
  border-radius: 20px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-muted);
  font-size: 0.85rem;
  font-family: var(--font);
  cursor: pointer;
  transition: all 0.2s;
}

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

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

/* Gallery Grid */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.artwork-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--bg-card);
  border: 1px solid var(--border);
  transition: all 0.3s;
  scroll-margin-top: 80px;
}

.artwork-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent);
  box-shadow: 0 8px 30px var(--accent-glow);
}

.artwork-card.highlight {
  border-color: var(--accent);
  box-shadow: 0 0 30px var(--accent-glow), 0 0 60px rgba(124, 92, 252, 0.15);
  animation: pulse-glow 2s ease-in-out;
}

@keyframes pulse-glow {
  0%, 100% { box-shadow: 0 0 30px var(--accent-glow); }
  50% { box-shadow: 0 0 50px var(--accent-glow), 0 0 80px rgba(124, 92, 252, 0.2); }
}

.artwork-card__img-wrap {
  aspect-ratio: 1;
  overflow: hidden;
}

.artwork-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s;
}

.artwork-card:hover .artwork-card__img {
  transform: scale(1.05);
}

.artwork-card__info {
  padding: 14px 16px;
}

.artwork-card__title {
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 4px;
}

.artwork-card__desc {
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.4;
  margin-bottom: 8px;
}

.artwork-card__meta {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.chain-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 10px;
  border-radius: 10px;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.chain-badge--solana { background: rgba(0, 255, 163, 0.12); color: #00ffa3; }
.chain-badge--tezos { background: rgba(44, 125, 247, 0.12); color: #2c7df7; }
.chain-badge--ethereum { background: rgba(98, 126, 234, 0.12); color: #627eea; }
.chain-badge--bitcoin { background: rgba(247, 147, 26, 0.12); color: #f7931a; }

.nfc-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 10px;
  border-radius: 10px;
  font-size: 0.7rem;
  font-weight: 600;
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-muted);
}

.nfc-badge svg {
  width: 12px;
  height: 12px;
}

/* Marketplace Links */
.artwork-card__markets {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  padding: 0 16px 14px;
}

.market-link {
  padding: 5px 12px;
  border-radius: 8px;
  font-size: 0.75rem;
  font-weight: 500;
  background: var(--bg-hover);
  color: var(--text-muted);
  transition: all 0.2s;
  text-decoration: none;
}

.market-link:hover {
  background: var(--accent);
  color: #fff;
}

/* Loading / Empty states */
.gallery-loading,
.gallery-empty {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-muted);
  grid-column: 1 / -1;
}

/* ---- Back Link ---- */
.back-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 32px;
  color: var(--text-muted);
  font-size: 0.9rem;
  transition: color 0.2s;
}

.back-link:hover {
  color: var(--accent);
}

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

/* ---- Footer ---- */
.site-footer {
  text-align: center;
  padding: 20px 20px 12px;
  color: var(--text-muted);
  font-size: 0.8rem;
}

/* ---- Responsive ---- */
@media (max-width: 768px) {
  .page-wrapper {
    padding: 20px 16px;
  }

  .profile {
    padding-top: 8px;
  }

  .profile__avatar {
    width: 80px;
    height: 80px;
  }

  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
  }

  .artwork-card__info {
    padding: 10px 12px;
  }

  .artwork-card__markets {
    padding: 0 12px 10px;
  }

  .about-section h1 {
    font-size: 1.6rem;
  }
}

@media (max-width: 480px) {
  .gallery-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .link-btn {
    padding: 14px 20px;
    font-size: 0.95rem;
  }

  .filters {
    gap: 6px;
  }

  .filter-btn {
    padding: 6px 14px;
    font-size: 0.8rem;
  }
}