/* ============================================
   DEMO MODAL
   Embeds /cc10x-demo-main/index.html on demand
   ============================================ */

body.demo-modal-open {
  overflow: hidden;
}

.demo-modal {
  position: fixed;
  inset: 0;
  z-index: var(--z-modal);
  display: grid;
  place-items: center;
  padding: var(--space-6);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--duration-base) var(--ease-out);
}

.demo-modal.is-open {
  opacity: 1;
  pointer-events: auto;
}

.demo-modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.demo-modal-content {
  position: relative;
  width: min(1200px, 100%);
  height: min(860px, calc(100vh - var(--space-12)));
  display: flex;
  flex-direction: column;
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  overflow: hidden;
}

.demo-modal-header {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4) var(--space-5);
  background: var(--bg-elevated);
  border-bottom: 1px solid var(--border-subtle);
}

.demo-modal-title {
  margin: 0;
  font-size: var(--text-base);
  font-weight: var(--font-semibold);
  color: var(--text-primary);
}

.demo-modal-actions {
  margin-left: auto;
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
}

.demo-modal-link {
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  color: var(--primary-light);
  text-decoration: none;
}

.demo-modal-link:hover {
  text-decoration: underline;
}

.demo-modal-close {
  width: 40px;
  height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: transparent;
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  cursor: pointer;
  transition: background var(--duration-base) var(--ease-out), border-color var(--duration-base) var(--ease-out);
}

.demo-modal-close:hover {
  background: rgba(255, 107, 0, 0.12);
  border-color: rgba(255, 107, 0, 0.4);
}

.demo-modal-body {
  flex: 1;
  background: #ffffff;
  position: relative;
}

.demo-modal-frame {
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
  background: #ffffff;
  position: relative;
  z-index: 1;
  opacity: 1;
  visibility: visible;
}

.demo-modal-loading,
.demo-modal-error {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-6);
  text-align: center;
  z-index: 2;
}

.demo-modal-loading[hidden],
.demo-modal-error[hidden] {
  display: none !important;
  visibility: hidden !important;
  opacity: 0 !important;
  pointer-events: none !important;
}

.demo-modal-loading {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.92) 0%, rgba(255, 255, 255, 0.98) 100%);
  color: var(--bg-primary);
  font-weight: var(--font-semibold);
}

.demo-modal-error {
  background: linear-gradient(180deg, rgba(26, 26, 26, 0.94) 0%, rgba(26, 26, 26, 0.98) 100%);
  color: var(--text-primary);
  flex-direction: column;
  gap: var(--space-3);
}

.demo-modal-error a {
  color: var(--primary-light);
  font-weight: var(--font-semibold);
}

.demo-modal-error a:hover {
  text-decoration: underline;
}

@media (max-width: 640px) {
  .demo-modal {
    padding: var(--space-4);
  }

  .demo-modal-header {
    padding: var(--space-3) var(--space-4);
  }
}