/**
 * Notion-style Search Modal
 * Uses Kahunam CSS Framework variables
 */

/* ==========================================================================
   Overlay
   ========================================================================== */

.cisn-search-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
  z-index: 10000;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 10vh;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s ease, visibility 0.2s ease;
}

.cisn-search-overlay.is-open {
  opacity: 1;
  visibility: visible;
}

/* Prevent body scroll when open */
body.cisn-search-open {
  overflow: hidden;
}

/* ==========================================================================
   Modal
   ========================================================================== */

.cisn-search-modal {
  width: 100%;
  max-width: 640px;
  background-color: var(--color-bg);
  border-radius: var(--k-border-radius-lg);
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  overflow: hidden;
  transform: scale(0.95) translateY(-10px);
  transition: transform 0.2s ease;
}

.cisn-search-overlay.is-open .cisn-search-modal {
  transform: scale(1) translateY(0);
}

/* ==========================================================================
   Header / Input
   ========================================================================== */

.cisn-search-header {
  padding: var(--k-space-4);
  border-bottom: 1px solid var(--color-border);
}

.cisn-search-input-wrapper {
  display: flex;
  align-items: center;
  gap: var(--k-gap-2);
}

.cisn-search-icon {
  flex-shrink: 0;
  color: var(--color-text-muted);
}

.cisn-search-input {
  flex: 1;
  border: none;
  background: none;
  font-family: var(--k-font-body);
  font-size: var(--k-text-lg);
  color: var(--color-text);
  outline: none;
  padding-block: var(--k-space-2);
}

.cisn-search-input::placeholder {
  color: var(--color-text-muted);
}

.cisn-search-kbd {
  font-family: var(--k-font-body);
  font-size: var(--k-text-xs);
  background-color: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--k-border-radius-sm);
  padding: 2px 6px;
  color: var(--color-text-muted);
}

/* ==========================================================================
   Results
   ========================================================================== */

.cisn-search-results {
  max-height: 400px;
  overflow-y: auto;
  padding: var(--k-space-2);
}

/* Empty / Loading / Error States */
.cisn-search-empty,
.cisn-search-loading,
.cisn-search-error,
.cisn-search-no-results {
  padding: var(--k-space-7);
  text-align: center;
  color: var(--color-text-muted);
  font-family: var(--k-font-body);
  font-size: var(--k-text-sm);
}

.cisn-search-no-results strong {
  color: var(--color-text);
}

.cisn-search-no-results-hint {
  margin-top: var(--k-space-2);
  font-size: var(--k-text-xs);
}

/* Loading Spinner */
.cisn-search-loading {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--k-gap-2);
}

.cisn-search-spinner {
  width: 24px;
  height: 24px;
  border: 2px solid var(--color-border);
  border-top-color: var(--color-secondary);
  border-radius: 50%;
  animation: cisn-spin 0.6s linear infinite;
}

@keyframes cisn-spin {
  to {
    transform: rotate(360deg);
  }
}

/* ==========================================================================
   Result Item
   ========================================================================== */

.cisn-search-result {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--k-gap-2);
  padding: var(--k-space-4);
  border-radius: var(--k-border-radius-md);
  text-decoration: none;
  color: inherit;
  transition: background-color 0.15s ease;
}

.cisn-search-result:hover,
.cisn-search-result.is-focused {
  background-color: var(--color-bg-alt);
}

.cisn-search-result-content {
  flex: 1;
  min-width: 0;
}

.cisn-search-result-category {
  display: inline-block;
  font-family: var(--k-font-body);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: var(--k-tracking-wider);
  color: var(--color-secondary);
  margin-bottom: var(--k-space-1);
}

.cisn-search-result-title {
  font-family: var(--k-font-heading);
  font-size: var(--k-text-base);
  font-weight: 600;
  line-height: var(--k-lh-snug);
  color: var(--color-primary);
  margin: 0 0 var(--k-space-1);
}

.cisn-search-result-title mark {
  background-color: rgba(230, 57, 70, 0.15);
  color: var(--color-secondary);
  padding: 0 2px;
  border-radius: 2px;
}

.cisn-search-result-excerpt {
  font-family: var(--k-font-body);
  font-size: var(--k-text-sm);
  line-height: var(--k-lh-relaxed);
  color: var(--color-text-secondary);
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.cisn-search-result-date {
  flex-shrink: 0;
  font-family: var(--k-font-body);
  font-size: var(--k-text-xs);
  color: var(--color-text-muted);
  padding-top: 2px;
}

/* ==========================================================================
   Footer
   ========================================================================== */

.cisn-search-footer {
  padding: var(--k-space-2) var(--k-space-4);
  border-top: 1px solid var(--color-border);
  background-color: var(--color-bg-alt);
}

.cisn-search-footer-hint {
  display: flex;
  align-items: center;
  gap: var(--k-gap-2);
  font-family: var(--k-font-body);
  font-size: var(--k-text-xs);
  color: var(--color-text-muted);
}

.cisn-search-footer-hint kbd {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 20px;
  height: 20px;
  font-family: var(--k-font-body);
  font-size: 11px;
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--k-border-radius-sm);
  padding: 0 4px;
  margin-right: 4px;
}

/* ==========================================================================
   Search Trigger Button (optional, for header)
   ========================================================================== */

.cisn-search-trigger {
  display: flex;
  align-items: center;
  gap: var(--k-space-2);
  background: none;
  border: 1px solid var(--color-border);
  border-radius: var(--k-border-radius-md);
  padding: var(--k-space-2) var(--k-space-4);
  font-family: var(--k-font-body);
  font-size: var(--k-text-sm);
  color: var(--color-text-muted);
  cursor: pointer;
  transition: border-color 0.15s ease, color 0.15s ease;
}

.cisn-search-trigger:hover {
  border-color: var(--color-text-muted);
  color: var(--color-text);
}

.cisn-search-trigger svg {
  width: 16px;
  height: 16px;
}

.cisn-search-trigger kbd {
  font-size: 11px;
  background-color: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--k-border-radius-sm);
  padding: 2px 6px;
  margin-left: var(--k-space-2);
}

/* ==========================================================================
   Responsive
   ========================================================================== */

@media (max-width: 768px) {
  .cisn-search-overlay {
    padding: var(--k-space-4);
    align-items: flex-start;
    padding-top: var(--k-space-6);
  }

  .cisn-search-modal {
    max-width: 100%;
  }

  .cisn-search-results {
    max-height: 60vh;
  }

  .cisn-search-footer-hint {
    display: none;
  }

  .cisn-search-trigger kbd {
    display: none;
  }
}