/* TraktiRie — Themeable styles via CSS variables */
:root {
  --tr-bg: #05030c;
  --tr-bg-secondary: #0c0818;
  --tr-text: #ffffff;
  --tr-text-muted: #a78bfa;
  --tr-primary: #a855f7;
  --tr-primary-end: #7c3aed;
  --tr-accent: #c084fc;
  --tr-card-bg: rgba(168, 85, 247, 0.08);
  --tr-card-border: rgba(168, 85, 247, 0.18);
  --tr-button-text: #ffffff;
  --tr-card-radius: 1.25rem;
  --tr-glow: #c084fc;
}

html {
  scroll-behavior: smooth;
}

body {
  background-color: var(--tr-bg);
  color: var(--tr-text);
  background-attachment: fixed;
}

/* Glass / card themed */
.glass {
  background: var(--tr-card-bg);
  backdrop-filter: blur(12px);
  border: 1px solid var(--tr-card-border);
  border-radius: var(--tr-card-radius);
}

.tr-card {
  background: var(--tr-card-bg);
  border: 1px solid var(--tr-card-border);
  border-radius: var(--tr-card-radius);
  color: var(--tr-text);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.tr-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 28px color-mix(in srgb, var(--tr-primary) 25%, transparent);
}

.gradient-text {
  background: linear-gradient(135deg, var(--tr-accent), var(--tr-primary), var(--tr-primary-end));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.qr-box {
  background: white;
  padding: 16px;
  border-radius: 16px;
  display: inline-block;
}

.amount-btn {
  transition: all 0.2s ease;
}
.amount-btn:hover,
.amount-btn.active {
  background: linear-gradient(135deg, var(--tr-primary), var(--tr-primary-end));
  border-color: transparent;
  color: var(--tr-button-text);
  transform: translateY(-2px);
  box-shadow: 0 0 18px color-mix(in srgb, var(--tr-primary) 45%, transparent);
}

/* Toast */
.toast {
  pointer-events: none;
  position: fixed;
  bottom: 24px;
  right: 24px;
  padding: 14px 20px;
  border-radius: 12px;
  background: var(--tr-bg-secondary);
  border: 1px solid var(--tr-card-border);
  color: var(--tr-text);
  font-size: 14px;
  z-index: 9999;
  transform: translateY(100px);
  opacity: 0;
  transition: all 0.3s ease;
  box-shadow: 0 0 24px color-mix(in srgb, var(--tr-primary) 25%, transparent);
}
.toast.show {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}
.toast.success { border-color: #10b981; }
.toast.error { border-color: #ef4444; }

.spinner {
  width: 20px;
  height: 20px;
  border: 2px solid color-mix(in srgb, var(--tr-primary) 25%, transparent);
  border-top-color: var(--tr-accent);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}
@keyframes spin {
  to { transform: rotate(360deg); }
}

.avatar-ring {
  background: linear-gradient(135deg, var(--tr-primary), var(--tr-primary-end), var(--tr-accent));
  padding: 3px;
  border-radius: 9999px;
  box-shadow: 0 0 20px color-mix(in srgb, var(--tr-primary) 35%, transparent);
}

/* LinkBio buttons */
.linkbio-btn {
  transition: transform 0.15s ease, box-shadow 0.15s ease, opacity 0.15s ease;
  color: var(--tr-button-text);
}
.linkbio-btn.primary {
  background: linear-gradient(135deg, var(--tr-primary), var(--tr-primary-end));
  box-shadow: 0 8px 24px color-mix(in srgb, var(--tr-primary) 35%, transparent);
}
.linkbio-btn.secondary {
  background: var(--tr-card-bg);
  border: 1px solid var(--tr-card-border);
  color: var(--tr-text);
}
.linkbio-btn:hover {
  transform: translateY(-2px) scale(1.01);
  opacity: 0.95;
}
.linkbio-btn:active {
  transform: translateY(0) scale(0.99);
}

/* Shop product grid layouts */
.product-grid-1x1 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
  max-width: 28rem;
  margin-left: auto;
  margin-right: auto;
}
.product-grid-1x2 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}
@media (min-width: 640px) {
  .product-grid-1x2 {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
  }
}

/* Theme studio color swatch */
.theme-swatch {
  width: 2rem;
  height: 2rem;
  border-radius: 0.5rem;
  border: 2px solid rgba(255,255,255,0.2);
  cursor: pointer;
}
.theme-swatch.active {
  outline: 2px solid var(--tr-primary);
  outline-offset: 2px;
}

::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: var(--tr-bg);
}
::-webkit-scrollbar-thumb {
  background: var(--tr-primary-end);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--tr-primary);
}