/* ===== Theme Customizer (Velzon-like) ===== */
.customizer-fab {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 60;
  width: 48px;
  height: 48px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  box-shadow: var(--shadow);
  display: grid;
  place-items: center;
  color: #fff;
  text-decoration: none;
}

.customizer-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.45);
  z-index: 70;
  opacity: 0;
  pointer-events: none;
  transition: opacity .18s ease;
}

.customizer {
  position: fixed;
  top: 0;
  right: 0;
  height: 100vh;
  width: min(420px, 92vw);
  background: linear-gradient(180deg, var(--panel2), var(--panel));
  border-left: 1px solid var(--border);
  z-index: 80;
  transform: translateX(102%);
  transition: transform .18s ease;
  display: grid;
  grid-template-rows: auto 1fr auto;
  backdrop-filter: blur(10px);
}
body.customizer-open .customizer { transform: translateX(0); }
body.customizer-open .customizer-overlay { opacity: 1; pointer-events: auto; }

.customizer-head {
  padding: var(--space-2) var(--space-3) calc(var(--space-2) - 2px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border);
}
.customizer-head h3 { margin: 0; font-size: 14px; letter-spacing: .2px; }
.customizer-head p { margin: 4px 0 0; font-size: 12px; color: var(--muted); }

.customizer-close {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text);
  cursor: pointer;
}

.customizer-body { padding: var(--space-2) var(--space-3); overflow: auto; }

.customizer-section {
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: var(--space-3);
  background: rgba(255,255,255,0.03);
  margin-bottom: var(--space-3);
}
.customizer-section h4 {
  margin: 0 0 10px;
  font-size: 12px;
  color: var(--muted);
  font-weight: 700;
  letter-spacing: .25px;
  text-transform: uppercase;
}

.opt-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }

.opt {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 10px 10px;
  display: flex;
  gap: 10px;
  align-items: center;
  cursor: pointer;
  user-select: none;
}
.opt input { margin: 0; }
.opt strong { font-size: 13px; }
.opt span { font-size: 12px; color: var(--muted); }

.swatch {
  width: 18px;
  height: 18px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  box-shadow: 0 10px 24px rgba(0,0,0,0.25);
}

.customizer-foot {
  padding: var(--space-2) var(--space-3);
  border-top: 1px solid var(--border);
  display: flex;
  gap: 10px;
  align-items: center;
  justify-content: space-between;
}
.customizer-foot small { color: var(--muted); font-size: 12px; line-height: 1.25; }

.btn.danger {
  border-color: rgba(239,68,68,0.35);
  color: rgba(239,68,68,0.95);
}