/* ══════════════════════════════════════════════════════════
   Theme: Retro Pop
   ══════════════════════════════════════════════════════════
   A loud, playful, Memphis-design-inspired theme with neon
   colors, geometric patterns, wobbly hovers, chunky shapes,
   and an animated rainbow gradient background.
   ══════════════════════════════════════════════════════════ */

:root {
  color-scheme: light;
  --bg: #ffe100;
  --ink: #1a1a2e;
  --accent: #ff2d87;
  --accent-hover: #7b2ff7;
  --card: #ffffff;
  --card-hover: #fff5fc;
  --border: #1a1a2e;
  --shadow: rgba(26, 26, 46, 0.15);
  --link-hover: rgba(255, 45, 135, 0.08);
  --pop-cyan: #00e5ff;
  --pop-lime: #b8ff00;
  --pop-pink: #ff2d87;
  --pop-purple: #7b2ff7;
  --pop-orange: #ff6d00;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #1a1a2e;
    --ink: #fff;
    --accent: #ff2d87;
    --accent-hover: #00e5ff;
    --card: #2a2a4a;
    --card-hover: #3a3a5a;
    --border: #ff2d87;
    --shadow: rgba(0, 0, 0, 0.3);
    --link-hover: rgba(255, 45, 135, 0.1);
  }
}

/* ── Animated gradient background ──────────────────────── */
body {
  background: linear-gradient(
    135deg,
    #ffe100 0%,
    #ff6d00 16%,
    #ff2d87 33%,
    #7b2ff7 50%,
    #00e5ff 66%,
    #b8ff00 83%,
    #ffe100 100%
  );
  background-size: 400% 400%;
  animation: gradientShift 18s ease infinite;
  font-family: 'Fredoka', 'Nunito', 'Comic Neue', 'Baloo 2', -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
  position: relative;
}

@media (prefers-color-scheme: dark) {
  body {
    background: linear-gradient(
      135deg,
      #1a1a2e 0%,
      #2d1b4e 16%,
      #3e1252 33%,
      #1a1a2e 50%,
      #0d2137 66%,
      #1a2e1a 83%,
      #1a1a2e 100%
    );
    background-size: 400% 400%;
    animation: gradientShift 18s ease infinite;
  }
}

@keyframes gradientShift {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

/* ── Memphis-style floating shapes (CSS only) ──────────── */
body::before,
body::after {
  content: '';
  position: fixed;
  pointer-events: none;
  z-index: 0;
  border-radius: 50%;
  opacity: 0.15;
}

body::before {
  width: 300px;
  height: 300px;
  top: -60px;
  left: -80px;
  background: var(--pop-cyan);
  border: 8px dashed var(--pop-pink);
  animation: floatShape1 12s ease-in-out infinite;
}

body::after {
  width: 200px;
  height: 200px;
  bottom: -40px;
  right: -40px;
  background: var(--pop-lime);
  border: 8px dashed var(--pop-purple);
  border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%;
  animation: floatShape2 15s ease-in-out infinite;
}

@keyframes floatShape1 {
  0%, 100% { transform: translate(0, 0) rotate(0deg); }
  33% { transform: translate(30px, 20px) rotate(120deg); }
  66% { transform: translate(-20px, 10px) rotate(240deg); }
}

@keyframes floatShape2 {
  0%, 100% { transform: translate(0, 0) rotate(0deg) scale(1); }
  50% { transform: translate(-25px, -15px) rotate(180deg) scale(1.1); }
}

@media (prefers-reduced-motion: reduce) {
  body,
  body::before,
  body::after,
  .card,
  .link-card {
    animation: none !important;
    transition: none !important;
  }
}

/* ── Card — chunky, rounded, playful ──────────────────── */
.card {
  position: relative;
  z-index: 1;
  max-width: 680px;
  width: 100%;
  padding: 48px 40px;
  border-radius: 32px;
  background: var(--card);
  border: 4px solid var(--border);
  box-shadow:
    8px 8px 0 var(--pop-pink),
    16px 16px 0 var(--pop-cyan);
  animation: cardBounceIn 700ms cubic-bezier(0.34, 1.56, 0.64, 1) both;
}

@keyframes cardBounceIn {
  from {
    opacity: 0;
    transform: scale(0.7) rotate(-3deg);
  }
  to {
    opacity: 1;
    transform: scale(1) rotate(0deg);
  }
}

/* ── Heading — big, bold, fun ──────────────────────────── */
h1 {
  font-size: 3rem;
  font-weight: 800;
  text-align: center;
  letter-spacing: -0.02em;
  margin: 0 0 8px;
  color: var(--ink);
  text-shadow: 3px 3px 0 var(--pop-pink), 6px 6px 0 var(--pop-cyan);
  transform: rotate(-1deg);
}

@media (prefers-color-scheme: dark) {
  h1 {
    color: #fff;
  }
}

.subtitle {
  font-size: 1.05rem;
  color: var(--accent);
  text-align: center;
  font-weight: 600;
  margin: 0 0 32px;
  letter-spacing: 0.02em;
}

/* ── Category headers — retro pill badge ───────────────── */
h2 {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  font-weight: 800;
  color: #fff;
  background: var(--pop-purple);
  display: inline-block;
  padding: 6px 20px;
  border-radius: 100px;
  margin: 32px auto 16px;
  text-align: center;
  border: 3px solid var(--border);
  box-shadow: 3px 3px 0 var(--pop-orange);
  transform: rotate(1deg);
}

/* Remove the base theme's ::before/::after lines */
h2::before,
h2::after {
  content: none;
}

/* ── Link cards — chunky retro buttons ─────────────────── */
.link-card {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 20px;
  background: var(--card);
  border: 3px solid var(--border);
  border-radius: 20px;
  text-decoration: none;
  color: var(--ink);
  position: relative;
  overflow: hidden;
  box-shadow: 5px 5px 0 var(--pop-pink);
  transition:
    transform 300ms cubic-bezier(0.34, 1.56, 0.64, 1),
    box-shadow 300ms cubic-bezier(0.34, 1.56, 0.64, 1),
    background 200ms ease;
}

.link-card:nth-child(odd) {
  transform: rotate(-0.5deg);
}

.link-card:nth-child(even) {
  transform: rotate(0.5deg);
  box-shadow: 5px 5px 0 var(--pop-cyan);
}

.link-card:hover {
  transform: rotate(0deg) scale(1.04) translateY(-4px);
  box-shadow:
    8px 8px 0 var(--pop-purple),
    4px 4px 0 var(--pop-orange);
  background: var(--card-hover);
  border-color: var(--accent);
}

/* Zigzag top decoration on hover */
.link-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: repeating-linear-gradient(
    90deg,
    var(--pop-pink) 0px,
    var(--pop-pink) 8px,
    var(--pop-cyan) 8px,
    var(--pop-cyan) 16px,
    var(--pop-lime) 16px,
    var(--pop-lime) 24px,
    var(--pop-orange) 24px,
    var(--pop-orange) 32px
  );
  transform: scaleX(0);
  transition: transform 300ms cubic-bezier(0.34, 1.56, 0.64, 1);
  transform-origin: left;
}

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

.link-icon {
  width: 44px;
  height: 44px;
  border-radius: 14px;
  object-fit: cover;
  flex-shrink: 0;
  border: 2px solid var(--border);
  background: var(--pop-lime);
  padding: 2px;
  filter: none;
}

.link-content {
  flex: 1;
  min-width: 0;
}

.link-content strong {
  display: block;
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 2px;
  word-break: break-word;
  color: var(--ink);
}

.link-content p {
  margin: 0;
  font-size: 0.88rem;
  color: var(--accent);
  line-height: 1.4;
  word-break: break-word;
  font-weight: 500;
}

/* ── Boost badge — neon pill ───────────────────────────── */
.boost-badge {
  background: none;
  color: var(--pop-orange);
  opacity: 0.5;
  padding: 0;
  border: none;
  box-shadow: none;
}
.boost-badge:hover {
  opacity: 0.8;
}

/* ── Info section ──────────────────────────────────────── */
.info-section {
  margin-top: 32px;
  padding-top: 24px;
  border-top: 3px dashed var(--border);
}

.info-section summary {
  color: var(--accent);
  font-weight: 600;
  transition: color 200ms;
}

.info-section summary:hover {
  color: var(--pop-purple);
}

.info-section ul {
  color: var(--accent);
}

.info-section code {
  background: var(--pop-lime);
  color: var(--ink);
  padding: 3px 8px;
  border-radius: 8px;
  font-weight: 700;
  border: 2px solid var(--border);
}

/* ── Share button — funky style ────────────────────────── */
.share-btn {
  border: 3px solid var(--border);
  border-radius: 100px;
  background: var(--pop-cyan);
  color: var(--ink);
  font-weight: 800;
  box-shadow: 3px 3px 0 var(--pop-pink);
  transition:
    transform 300ms cubic-bezier(0.34, 1.56, 0.64, 1),
    box-shadow 300ms ease,
    background 200ms ease;
}

.share-btn:hover {
  background: var(--pop-pink);
  color: #fff;
  box-shadow: 5px 5px 0 var(--pop-purple);
  transform: rotate(-3deg) scale(1.05);
}

/* ── QR Modal — retropop overrides ─────────────────────── */
.qr-avatar-btn {
  border-color: var(--bg);
  background: var(--pop-cyan);
  color: var(--ink);
  box-shadow: 2px 2px 0 var(--pop-pink);
}

.qr-avatar-btn:hover {
  background: var(--pop-pink);
  color: #fff;
}

.qr-modal {
  border: 3px solid var(--border);
  box-shadow: 6px 6px 0 var(--pop-pink), 12px 12px 0 var(--pop-cyan);
}

.qr-download-btn {
  border: 3px solid var(--border);
  background: var(--pop-cyan);
  color: var(--ink);
  font-weight: 800;
  box-shadow: 3px 3px 0 var(--pop-pink);
}

.qr-download-btn:hover {
  background: var(--pop-pink);
  color: #fff;
  box-shadow: 4px 4px 0 var(--pop-purple);
}

/* ── Fedi handle ───────────────────────────────────────── */
.fedi-handle-hero {
  color: var(--accent);
  font-weight: 600;
}

.copy-fedi-btn {
  color: var(--accent);
}

.copy-fedi-btn.copied {
  color: var(--pop-lime);
}

/* ── Responsive ────────────────────────────────────────── */
@media (max-width: 768px) {
  .card {
    padding: 32px 24px;
    border-radius: 24px;
    box-shadow:
      6px 6px 0 var(--pop-pink),
      12px 12px 0 var(--pop-cyan);
  }

  h1 {
    font-size: 2.2rem;
    text-shadow: 2px 2px 0 var(--pop-pink), 4px 4px 0 var(--pop-cyan);
  }
}

@media (max-width: 480px) {
  .card {
    padding: 24px 16px;
    border-radius: 20px;
    box-shadow:
      4px 4px 0 var(--pop-pink),
      8px 8px 0 var(--pop-cyan);
  }

  h1 {
    font-size: 1.8rem;
    text-shadow: 2px 2px 0 var(--pop-pink);
    transform: none;
  }

  .link-card {
    padding: 14px 16px;
    gap: 12px;
    border-radius: 16px;
  }

  .link-card:nth-child(odd),
  .link-card:nth-child(even) {
    transform: none;
  }

  .link-icon {
    width: 36px;
    height: 36px;
    border-radius: 10px;
  }

  .link-content strong {
    font-size: 0.95rem;
  }

  .link-content p {
    font-size: 0.85rem;
  }
}