.btn {
  border: 1px solid var(--color-border);
  border-radius: 999px;
  padding: 7px 18px;
  cursor: pointer;
  background: var(--color-white);
  color: var(--color-text);
  font-size: 13px;
  font-weight: 500;
  font-family: 'Poppins', inherit;
  transition: background 0.15s, transform 0.1s, box-shadow 0.15s;
}

.btn.primary {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary-dark);
}

.btn:hover {
  background: #f3f4f6;
  box-shadow: var(--shadow-soft);
}

.btn.primary:hover {
  background: var(--color-primary-dark);
}

.btn:active {
  transform: scale(0.98);
}

input,
select,
textarea {
  width: 100%;
  padding: 8px 10px;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  font-size: 13px;
  font-family: 'Poppins', inherit;
  box-sizing: border-box;
  background: var(--color-white);
  color: var(--color-text);
  transition: border-color 0.15s, box-shadow 0.15s;
}

input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(58, 122, 254, 0.12);
}

textarea {
  resize: vertical;
  min-height: 72px;
}

input[type="range"] {
  padding: 0;
  border: none;
  box-shadow: none;
  accent-color: var(--color-primary);
}

input[type="checkbox"] {
  width: auto;
  accent-color: var(--color-primary);
}

.card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  padding: 20px;
  margin-bottom: 16px;
}

.card h2 {
  margin: 0 0 4px;
  font-size: 16px;
  font-weight: 600;
}

.label {
  font-size: 12px;
  font-weight: 600;
  color: var(--color-text-muted);
  margin-bottom: 5px;
  display: block;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.shimmer-wrap {
  padding: 8px 0;
}

.shimmer {
  height: 80px;
  width: 100%;
  border-radius: var(--radius-md);
  background: linear-gradient(
    90deg,
    #f0f0f0 0%,
    #e6e6e6 50%,
    #f0f0f0 100%
  );
  background-size: 200% 100%;
  animation: shimmer 1.2s infinite;
}

@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

.toast {
  position: fixed;
  bottom: 72px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: #1f2937;
  color: #fff;
  padding: 10px 20px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 500;
  opacity: 0;
  transition: opacity 0.2s, transform 0.2s;
  z-index: 200;
  pointer-events: none;
  white-space: nowrap;
}

.toast.toast-warn {
  background: #b45309;
}

.toast.toast-visible {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

.preview-header h3 {
  margin: 0 0 4px;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text);
}

.preview-header p {
  margin: 0;
  font-size: 12px;
  color: var(--color-text-muted);
}

.placeholder-hint {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  color: var(--color-text-muted);
  text-align: center;
  padding: 40px 20px;
}

.placeholder-icon {
  font-size: 28px;
  opacity: 0.3;
}

.placeholder-hint p {
  margin: 0;
  font-size: 13px;
}

.message-bubble {
  background: #f0f4ff;
  border-radius: var(--radius-lg);
  padding: 16px;
  line-height: 1.6;
  border: 1px solid #dce6ff;
}

.message-bubble p {
  margin-top: 0;
  margin-bottom: 10px;
}

.message-bubble p:last-child {
  margin-bottom: 0;
}