/* ==========================================================================
   Setutila Search Widget — Premium Styling & Aesthetics
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Noto+Serif+Devanagari:wght@400;500;600;700&family=AdiShila:wght@400;700&display=swap');

:root {
  --st-primary: #1a5276;
  --st-primary-dark: #154360;
  --st-primary-light: #2980b9;
  --st-accent: #b7770d;
  --st-accent-hover: #96610a;
  --st-bg: #fdfefe;
  --st-surface: #ffffff;
  --st-card-bg: #fdfcf9;
  --st-border: #e2ded5;
  --st-text: #2c3e50;
  --st-text-muted: #64748b;
  --st-text-sanskrit: #1e293b;
  --st-highlight-bg: #fef3c7;
  --st-highlight-text: #92400e;
  --st-badge-pramana-bg: #fef2f2;
  --st-badge-pramana-border: #fca5a5;
  --st-badge-pramana-text: #991b1b;
  --st-badge-book-bg: #eff6ff;
  --st-badge-book-border: #bfdbfe;
  --st-badge-book-text: #1e40af;
  --st-shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
  --st-shadow-md: 0 8px 24px rgba(0, 0, 0, 0.12);
  --st-shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.18);
  --st-radius-sm: 6px;
  --st-radius-md: 10px;
  --st-radius-lg: 16px;
  --st-font-sans: 'Inter', system-ui, -apple-system, sans-serif;
  --st-font-devanagari: 'Noto Serif Devanagari', 'AdiShila', serif;
}

/* ── Floating Action Button (FAB) ────────────────────────────────────────── */
#st-search-fab {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 99998;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 20px;
  background: linear-gradient(135deg, var(--st-primary) 0%, var(--st-primary-dark) 100%);
  color: #ffffff;
  border: 2px solid rgba(255, 255, 255, 0.2);
  border-radius: 30px;
  box-shadow: var(--st-shadow-md);
  font-family: var(--st-font-sans);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  user-select: none;
}

#st-search-fab:hover {
  transform: translateY(-2px) scale(1.03);
  box-shadow: var(--st-shadow-lg);
  background: linear-gradient(135deg, var(--st-primary-light) 0%, var(--st-primary) 100%);
}

#st-search-fab:active {
  transform: translateY(0) scale(0.98);
}

#st-search-fab .st-fab-icon {
  font-size: 18px;
  line-height: 1;
}

#st-search-fab .st-fab-label {
  font-size: 14px;
  letter-spacing: 0.02em;
}

#st-search-fab .st-fab-kbd {
  display: inline-block;
  padding: 2px 6px;
  background: rgba(255, 255, 255, 0.25);
  border-radius: 4px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.5px;
}

/* ── Modal Overlay & Backdrop ────────────────────────────────────────────── */
#st-search-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 99999;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 40px 16px 24px;
  box-sizing: border-box;
  background: rgba(15, 23, 42, 0.65);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s ease, visibility 0.25s ease;
}

#st-search-modal.st-open {
  opacity: 1;
  visibility: visible;
}

/* ── Search Container Box ─────────────────────────────────────────────────── */
.st-modal-container {
  width: 100%;
  max-width: 860px;
  max-height: calc(100vh - 80px);
  background: var(--st-surface);
  border: 1px solid var(--st-border);
  border-radius: var(--st-radius-lg);
  box-shadow: var(--st-shadow-lg);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transform: translateY(-16px) scale(0.98);
  transition: transform 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  font-family: var(--st-font-sans);
  color: var(--st-text);
}

#st-search-modal.st-open .st-modal-container {
  transform: translateY(0) scale(1);
}

/* ── Modal Header & Search Bar ────────────────────────────────────────────── */
.st-modal-header {
  padding: 20px 24px 16px;
  background: #faf9f6;
  border-bottom: 1px solid var(--st-border);
}

.st-search-row {
  display: flex;
  align-items: center;
  gap: 12px;
  position: relative;
}

.st-search-input-wrap {
  flex: 1;
  display: flex;
  align-items: center;
  position: relative;
  background: #ffffff;
  border: 2px solid var(--st-border);
  border-radius: var(--st-radius-md);
  padding: 0 14px;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.st-search-input-wrap:focus-within {
  border-color: var(--st-primary);
  box-shadow: 0 0 0 3px rgba(26, 82, 118, 0.15);
}

.st-search-icon {
  font-size: 18px;
  color: var(--st-text-muted);
  margin-right: 10px;
}

.st-search-input {
  flex: 1;
  border: none;
  outline: none;
  font-family: var(--st-font-devanagari);
  font-size: 18px;
  line-height: 1.5;
  padding: 12px 0;
  color: var(--st-text);
  background: transparent;
}

.st-search-input::placeholder {
  color: #94a3b8;
  font-family: var(--st-font-sans);
  font-size: 15px;
}

.st-clear-btn {
  background: transparent;
  border: none;
  color: #94a3b8;
  font-size: 18px;
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 4px;
  display: none;
  transition: color 0.15s ease;
}

.st-clear-btn:hover {
  color: var(--st-text);
}

.st-close-btn {
  background: #ede9df;
  border: none;
  color: var(--st-text);
  width: 38px;
  height: 38px;
  border-radius: var(--st-radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s ease;
}

.st-close-btn:hover {
  background: #ded9cd;
}

/* ── Filters & Options Toolbar ────────────────────────────────────────────── */
.st-filters-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 14px;
}

.st-filters-left {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.st-select {
  padding: 6px 12px;
  font-size: 13px;
  font-family: var(--st-font-sans);
  color: var(--st-text);
  background: #ffffff;
  border: 1px solid var(--st-border);
  border-radius: var(--st-radius-sm);
  outline: none;
  cursor: pointer;
  max-width: 280px;
}

.st-select:focus {
  border-color: var(--st-primary);
}

.st-filter-btn {
  padding: 6px 12px;
  font-size: 13px;
  font-weight: 500;
  border: 1px solid var(--st-border);
  border-radius: var(--st-radius-sm);
  background: #ffffff;
  color: var(--st-text-muted);
  cursor: pointer;
  transition: all 0.15s ease;
  user-select: none;
}

.st-filter-btn.st-active {
  background: #e0f2fe;
  border-color: #7dd3fc;
  color: #0369a1;
  font-weight: 600;
}

.st-query-hint {
  font-size: 12px;
  color: var(--st-text-muted);
}

.st-translit-preview {
  display: inline-block;
  color: var(--st-accent);
  font-family: var(--st-font-devanagari);
  font-weight: 600;
  margin-left: 4px;
}

/* ── Indexing / Loading Progress State ────────────────────────────────────── */
.st-indexing-box {
  padding: 40px 24px;
  text-align: center;
  background: #faf8f5;
  border-radius: var(--st-radius-md);
  margin: 20px;
  border: 1px dashed var(--st-border);
}

.st-indexing-icon {
  font-size: 36px;
  margin-bottom: 12px;
  animation: st-pulse 1.8s infinite;
}

@keyframes st-pulse {
  0% { transform: scale(1); opacity: 0.9; }
  50% { transform: scale(1.1); opacity: 1; }
  100% { transform: scale(1); opacity: 0.9; }
}

.st-indexing-title {
  font-family: var(--st-font-sans);
  font-size: 16px;
  font-weight: 600;
  color: var(--st-primary);
  margin-bottom: 8px;
}

.st-indexing-sub {
  font-size: 13px;
  color: var(--st-text-muted);
  margin-bottom: 16px;
}

.st-progress-bar-wrap {
  width: 100%;
  max-width: 360px;
  height: 8px;
  background: #e2ded5;
  border-radius: 4px;
  overflow: hidden;
  margin: 0 auto 10px;
}

.st-progress-bar-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--st-primary) 0%, var(--st-accent) 100%);
  border-radius: 4px;
  transition: width 0.2s ease;
}

.st-progress-pct {
  font-size: 12px;
  font-weight: 700;
  color: var(--st-text);
}

/* ── Results Container ────────────────────────────────────────────────────── */
.st-modal-body {
  flex: 1;
  overflow-y: auto;
  padding: 16px 24px;
  max-height: calc(100vh - 240px);
}

.st-results-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 4px 0 14px;
  font-size: 13px;
  color: var(--st-text-muted);
  border-bottom: 1px solid #f1eee7;
  margin-bottom: 12px;
}

.st-results-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  list-style: none;
  padding: 0;
  margin: 0;
}

/* ── Individual Result Card ───────────────────────────────────────────────── */
.st-result-card {
  background: var(--st-card-bg);
  border: 1px solid var(--st-border);
  border-radius: var(--st-radius-md);
  padding: 16px 18px;
  transition: all 0.15s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  flex-direction: column;
  gap: 8px;
  cursor: pointer;
  text-decoration: none !important;
  color: inherit !important;
}

.st-result-card:hover {
  border-color: var(--st-primary);
  box-shadow: var(--st-shadow-sm);
  transform: translateY(-1px);
  background: #ffffff;
}

.st-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  flex-wrap: wrap;
}

.st-card-badges {
  display: flex;
  align-items: center;
  gap: 6px;
}

.st-badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.st-badge-book {
  background: var(--st-badge-book-bg);
  border: 1px solid var(--st-badge-book-border);
  color: var(--st-badge-book-text);
}

.st-badge-pramana {
  background: var(--st-badge-pramana-bg);
  border: 1px solid var(--st-badge-pramana-border);
  color: var(--st-badge-pramana-text);
}

.st-card-kutra {
  font-size: 12px;
  color: var(--st-text-muted);
  font-family: var(--st-font-devanagari);
}

.st-card-text {
  font-family: var(--st-font-devanagari);
  font-size: 17px;
  line-height: 1.7;
  color: var(--st-text-sanskrit);
  margin: 0;
  word-break: break-word;
}

.st-card-text mark,
.st-highlight {
  background: var(--st-highlight-bg);
  color: var(--st-highlight-text);
  padding: 1px 4px;
  border-radius: 3px;
  font-weight: 600;
}

.st-card-footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  font-size: 12px;
  font-weight: 600;
  color: var(--st-primary);
}

.st-card-link-arrow {
  margin-left: 4px;
  transition: transform 0.15s ease;
}

.st-result-card:hover .st-card-link-arrow {
  transform: translateX(3px);
}

/* ── Empty & Status States ────────────────────────────────────────────────── */
.st-empty-state {
  text-align: center;
  padding: 48px 24px;
  color: var(--st-text-muted);
}

.st-empty-icon {
  font-size: 40px;
  margin-bottom: 12px;
  opacity: 0.6;
}

.st-empty-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--st-text);
  margin-bottom: 6px;
}

.st-load-more-wrap {
  text-align: center;
  padding: 20px 0 8px;
}

.st-load-more-btn {
  background: #ffffff;
  border: 1px solid var(--st-border);
  color: var(--st-primary);
  padding: 10px 24px;
  border-radius: var(--st-radius-sm);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s ease;
}

.st-load-more-btn:hover {
  background: #f8fafc;
  border-color: var(--st-primary);
}

/* ── Modal Footer ─────────────────────────────────────────────────────────── */
.st-modal-footer {
  padding: 12px 24px;
  background: #faf9f6;
  border-top: 1px solid var(--st-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 12px;
  color: var(--st-text-muted);
}

.st-kbd-hint {
  display: flex;
  align-items: center;
  gap: 12px;
}

.st-kbd-pill {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.st-kbd-pill kbd {
  background: #ffffff;
  border: 1px solid var(--st-border);
  border-radius: 3px;
  padding: 1px 5px;
  font-size: 10px;
  font-weight: 600;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

/* ── Responsive adjustments ──────────────────────────────────────────────── */
@media (max-width: 640px) {
  #st-search-modal {
    padding: 10px;
  }
  .st-modal-container {
    max-height: calc(100vh - 20px);
  }
  .st-modal-header {
    padding: 14px 16px 12px;
  }
  .st-modal-body {
    padding: 12px 16px;
  }
  .st-search-input {
    font-size: 16px;
  }
  #st-search-fab {
    bottom: 20px;
    right: 20px;
    padding: 10px 16px;
  }
  #st-search-fab .st-fab-kbd {
    display: none;
  }
}