/* ═══════════════════════════════════════════════════════════════════
   SITU · Cmd+K Global Search Modal
   ───────────────────────────────────────────────────────────────────
   Spotlight-style: 居中浮层 + 输入框 + 分组结果。键盘 ↑↓ Enter Esc
   全键导航。
   ═══════════════════════════════════════════════════════════════════ */

.ss-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(15, 8, 3, 0.55);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  z-index: var(--z-modal, 8000);
  opacity: 0;
  transition: opacity var(--dur-fast, 200ms) var(--ease, ease);
}
.ss-backdrop.is-shown { opacity: 1; }

.ss-modal {
  position: fixed;
  top: 15vh;
  left: 50%;
  transform: translateX(-50%) scale(0.96);
  width: min(640px, calc(100vw - 32px));
  max-height: 65vh;
  z-index: calc(var(--z-modal, 8000) + 1);

  background: #1a1208;
  color: #f3e9d4;
  border: 1px solid rgba(200, 145, 47, 0.32);
  border-radius: var(--r-lg, 14px);
  box-shadow: var(--elev-cinema, 0 24px 60px rgba(0, 0, 0, 0.6));

  display: flex;
  flex-direction: column;
  overflow: hidden;
  opacity: 0;
  transition:
    opacity var(--dur-fast, 200ms) var(--ease, ease),
    transform var(--dur-base, 320ms) var(--ease-spring, ease);
}
.ss-modal.is-shown {
  opacity: 1;
  transform: translateX(-50%) scale(1);
}

/* ── Search input header ── */
.ss-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 20px;
  border-bottom: 1px solid rgba(200, 145, 47, 0.22);
  flex-shrink: 0;
}
.ss-header i {
  color: var(--accent-amber, #c8912f);
  font-size: 16px;
  opacity: 0.85;
}
.ss-input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  font: 400 16px var(--f-body, system-ui);
  color: #f3e9d4;
  letter-spacing: 0.01em;
}
.ss-input::placeholder {
  color: #8a7c66;
  opacity: 0.8;
}
.ss-kbd {
  font: 500 10px var(--f-mono, monospace);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #8a7c66;
  padding: 3px 7px;
  border: 1px solid rgba(200, 145, 47, 0.32);
  border-radius: 4px;
}

/* ── Results list ── */
.ss-list {
  overflow-y: auto;
  padding: 8px 0;
  flex: 1;
  scrollbar-width: thin;
  scrollbar-color: rgba(200, 145, 47, 0.4) transparent;
}
.ss-list::-webkit-scrollbar { width: 6px; }
.ss-list::-webkit-scrollbar-thumb { background: rgba(200, 145, 47, 0.4); border-radius: 3px; }

.ss-group-label {
  font: 500 10px var(--f-mono, monospace);
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--accent-amber, #c8912f);
  padding: 12px 20px 6px;
}

.ss-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 10px 20px;
  cursor: pointer;
  border-left: 2px solid transparent;
  transition: background-color var(--dur-instant, 100ms) ease;
}
.ss-item:hover,
.ss-item.is-active {
  background: rgba(200, 145, 47, 0.10);
  border-left-color: var(--accent-amber, #c8912f);
}
.ss-item-icon {
  width: 32px; height: 32px;
  display: flex; align-items: center; justify-content: center;
  background: rgba(243, 233, 212, 0.06);
  border-radius: var(--r-sm, 6px);
  color: #cdbf9f;
  flex-shrink: 0;
  font-size: 14px;
}
.ss-item.is-active .ss-item-icon {
  background: rgba(200, 145, 47, 0.18);
  color: var(--accent-amber, #c8912f);
}
.ss-item-body {
  flex: 1;
  min-width: 0;
}
.ss-item-title {
  font: 500 14px/1.3 var(--f-body, sans-serif);
  color: #f3e9d4;
  margin-bottom: 2px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.ss-item-meta {
  font: 400 11px/1.3 var(--f-body, sans-serif);
  color: #8a7c66;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.ss-item-arrow {
  color: #8a7c66;
  font-size: 11px;
  opacity: 0;
  transition: opacity var(--dur-instant, 100ms) ease;
}
.ss-item.is-active .ss-item-arrow,
.ss-item:hover .ss-item-arrow { opacity: 0.8; }

.ss-empty {
  padding: 36px 20px;
  text-align: center;
  color: #8a7c66;
  font: 13px var(--f-body, sans-serif);
  font-style: italic;
}

/* ── Footer hint ── */
.ss-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 20px;
  border-top: 1px solid rgba(200, 145, 47, 0.18);
  font: 10px var(--f-mono, monospace);
  letter-spacing: 0.12em;
  color: #6b5b42;
  flex-shrink: 0;
}
.ss-footer-kbds { display: flex; gap: 12px; }
.ss-footer-kbds span { display: inline-flex; gap: 5px; align-items: center; }
.ss-footer-kbds .ss-kbd { padding: 2px 5px; font-size: 9px; }

@media (prefers-reduced-motion: reduce) {
  .ss-backdrop, .ss-modal { transition: none; }
}