/* ============================================================
   Alt Keys — key-tips overlay styles
   ============================================================ */

#alt-keys-overlay {
  position: fixed;
  bottom: 52px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 9999;

  /* hidden by default; JS sets display:flex to show */
  display: none;
  flex-direction: column;
  align-items: center;
  gap: 8px;

  /* don't capture mouse clicks — let them pass through to the sheet */
  pointer-events: none;

  font-family: "Google Sans", Roboto, Arial, sans-serif;
  max-width: 92vw;
  filter: drop-shadow(0 4px 18px rgba(0, 0, 0, 0.40));
}

/* ── Breadcrumb header ────────────────────────────────────── */
.alt-keys-header {
  background: #16a34a;
  color: #ffffff;
  padding: 4px 16px;
  border-radius: 12px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.4px;
  white-space: nowrap;
}

/* ── Badge row ────────────────────────────────────────────── */
.alt-keys-badge-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 5px;
  max-width: 92vw;
}

/* Individual badge */
.alt-keys-badge {
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;

  background: rgba(26, 27, 30, 0.96);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 8px;
  padding: 7px 11px 5px;
  min-width: 52px;
}

/* Branch badge — has child keys */
.alt-keys-badge.alt-keys-branch {
  border-color: rgba(251, 188, 4, 0.50);
}

/* Stub badge — not yet implemented */
.alt-keys-badge.alt-keys-stub {
  opacity: 0.30;
}

/* Quick Access Toolbar slot (Alt+1…9) — brand green */
.alt-keys-badge.alt-keys-qat {
  border-color: rgba(34, 197, 94, 0.70);
  background: rgba(20, 83, 45, 0.92);
}
.alt-keys-badge.alt-keys-qat .alt-keys-key {
  color: #86efac;
}

/* User-defined Alt sequence — orange accent */
.alt-keys-badge.alt-keys-custom {
  border-color: rgba(251, 146, 60, 0.75);
}
.alt-keys-badge.alt-keys-custom .alt-keys-key {
  color: #fdba74;
}

/* Key letter */
.alt-keys-key {
  color: #fbbc04;
  font-size: 18px;
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: 0.5px;
}

/* Description text */
.alt-keys-desc {
  color: rgba(255, 255, 255, 0.85);
  font-size: 11px;
  line-height: 1.2;
  margin-top: 3px;
  white-space: nowrap;
  text-align: center;
}

/* Branch arrow indicator (top-right corner of badge) */
.alt-keys-arrow {
  position: absolute;
  top: 3px;
  right: 4px;
  color: #fbbc04;
  font-size: 8px;
  opacity: 0.70;
}

/* Hint text below the badges — on its own dark pill so it stays legible
   over the white grid */
.alt-keys-hint {
  color: rgba(255, 255, 255, 0.78);
  background: rgba(26, 27, 30, 0.88);
  border-radius: 10px;
  padding: 2px 10px;
  font-size: 11px;
  margin-top: 1px;
}

/* ── Inline notice (executing / not-implemented) ─────────── */
.alt-keys-notice {
  background: rgba(26, 27, 30, 0.96);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 8px;
  color: #ffffff;
  padding: 8px 20px;
  font-size: 13px;
  font-weight: 500;
  white-space: nowrap;
}

#alt-keys-overlay.alt-keys-executing .alt-keys-notice {
  border-color: rgba(52, 168, 83, 0.55);
  color: #81c995;
}

#alt-keys-overlay.alt-keys-stub-notice .alt-keys-notice {
  border-color: rgba(234, 67, 53, 0.45);
  color: rgba(255, 190, 185, 0.90);
}

/* ── Trial countdown banner ──────────────────────────────── */
.alt-keys-trial-banner {
  background: rgba(251, 188, 4, 0.18);
  border: 1px solid rgba(251, 188, 4, 0.50);
  border-radius: 8px;
  color: #fbc02d;
  font-size: 13px;
  font-weight: 600;
  padding: 8px 20px;
  white-space: nowrap;
  letter-spacing: 0.3px;
}


/* ── Lockout / upgrade overlay ───────────────────────────── */

/* Override pointer-events only when lockout is active (set inline by JS) */
#alt-keys-overlay.alt-keys-lockout {
  gap: 12px;
}

.alt-keys-lockout-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;

  background: rgba(26, 27, 30, 0.97);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 12px;
  padding: 20px 28px 18px;
  max-width: 420px;
  text-align: center;
}

.alt-keys-lockout-title {
  margin: 0;
  color: #ffffff;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.3;
}

.alt-keys-lockout-subtitle {
  margin: 0;
  color: rgba(255, 255, 255, 0.78);
  font-size: 12px;
  line-height: 1.5;
}

.alt-keys-lockout-btns {
  display: flex;
  gap: 10px;
  margin-top: 4px;
}

/* Shared button base */
.alt-keys-btn {
  cursor: pointer;
  border: none;
  border-radius: 8px;
  font-family: "Google Sans", Roboto, Arial, sans-serif;
  font-size: 12px;
  font-weight: 600;
  padding: 8px 18px;
  white-space: nowrap;
  transition: opacity 0.15s;
}

.alt-keys-btn:hover {
  opacity: 0.88;
}

.alt-keys-btn:active {
  opacity: 0.75;
}

/* Visible focus ring so the upgrade/sign-in buttons are keyboard-operable */
.alt-keys-btn:focus-visible {
  outline: 2px solid #ffffff;
  outline-offset: 2px;
}

/* Secondary button — monthly plan */
.alt-keys-btn-secondary {
  background: rgba(255, 255, 255, 0.10);
  color: rgba(255, 255, 255, 0.80);
  border: 1px solid rgba(255, 255, 255, 0.20);
}

/* Primary button — annual plan (highlighted) */
.alt-keys-btn-primary {
  background: #16a34a;
  color: #ffffff;
}

/* ── Flash animation when an invalid key is pressed ─────── */
@keyframes altkeys-flash {
  0%   { background: rgba(234, 67, 53, 0.18); }
  50%  { background: rgba(234, 67, 53, 0.28); }
  100% { background: rgba(26, 27, 30, 0.96); }
}

#alt-keys-overlay.alt-keys-flash-invalid .alt-keys-badge {
  border-color: #ea4335;
  animation: altkeys-flash 0.35s ease-out forwards;
}

#alt-keys-overlay.alt-keys-flash-invalid .alt-keys-key {
  color: #ea4335;
}

/* ── Trace Precedents / Dependents panel (trace-panel.js) ──── */
#sheetcuts-trace {
  position: fixed;
  top: 132px;
  right: 24px;
  z-index: 10000;
  width: 440px;
  max-width: calc(100vw - 32px);
  max-height: 60vh;
  display: flex;
  flex-direction: column;
  background: #ffffff;
  color: #1f2937;
  border: 1px solid #d1d5db;
  border-radius: 12px;
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.18);
  font-family: "Google Sans", Roboto, Arial, sans-serif;
  font-size: 13px;
  overflow: hidden;
  outline: none;
}

#sheetcuts-trace .sct-head {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px 10px 8px 14px;
  border-bottom: 1px solid #eef0f2;
  cursor: move;
  user-select: none;
}

#sheetcuts-trace .sct-title {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 13px;
  color: #374151;
}

#sheetcuts-trace .sct-title b {
  color: #15803d;
}

#sheetcuts-trace button {
  font-family: inherit;
}

#sheetcuts-trace .sct-icon {
  border: none;
  background: transparent;
  color: #6b7280;
  width: 28px;
  height: 28px;
  border-radius: 6px;
  font-size: 15px;
  cursor: pointer;
}

#sheetcuts-trace .sct-icon:hover { background: #f3f4f6; color: #111827; }

#sheetcuts-trace .sct-tabs {
  display: flex;
  gap: 4px;
  padding: 8px 12px 6px;
}

#sheetcuts-trace .sct-tab {
  border: 1px solid #e5e7eb;
  background: #fff;
  color: #4b5563;
  border-radius: 999px;
  padding: 3px 12px;
  font-size: 12px;
  cursor: pointer;
}

#sheetcuts-trace .sct-tab-on {
  background: #16a34a;
  border-color: #16a34a;
  color: #fff;
  font-weight: 600;
}

#sheetcuts-trace .sct-body {
  flex: 1;
  min-height: 0;
  overflow: auto;
  padding: 2px 6px 6px;
}

#sheetcuts-trace .sct-msg {
  padding: 12px 8px;
  color: #4b5563;
  line-height: 1.5;
}

#sheetcuts-trace .sct-err { color: #b91c1c; }

#sheetcuts-trace .sct-primary {
  margin: 0 8px 10px;
  border: none;
  background: #16a34a;
  color: #fff;
  font-weight: 600;
  font-size: 13px;
  border-radius: 8px;
  padding: 8px 16px;
  cursor: pointer;
}

#sheetcuts-trace .sct-primary:focus-visible,
#sheetcuts-trace .sct-tab:focus-visible,
#sheetcuts-trace .sct-icon:focus-visible {
  outline: 2px solid #86efac;
  outline-offset: 1px;
}

#sheetcuts-trace .sct-list { outline: none; }

#sheetcuts-trace .sct-row {
  display: grid;
  grid-template-columns: minmax(64px, auto) 1fr auto;
  gap: 10px;
  align-items: baseline;
  padding: 6px 8px;
  border-radius: 6px;
  cursor: pointer;
}

#sheetcuts-trace .sct-row:hover { background: #f3f4f6; }

#sheetcuts-trace .sct-row-on,
#sheetcuts-trace .sct-row-on:hover {
  background: #dcfce7;
  box-shadow: inset 3px 0 0 #16a34a;
}

#sheetcuts-trace .sct-cell {
  font-weight: 600;
  color: #111827;
  white-space: nowrap;
}

#sheetcuts-trace .sct-formula {
  font-family: "Roboto Mono", Consolas, monospace;
  font-size: 12px;
  color: #4b5563;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

#sheetcuts-trace .sct-value {
  color: #6b7280;
  font-size: 12px;
  white-space: nowrap;
  max-width: 110px;
  overflow: hidden;
  text-overflow: ellipsis;
}

#sheetcuts-trace .sct-foot {
  padding: 7px 14px 9px;
  border-top: 1px solid #eef0f2;
  color: #6b7280;
  font-size: 11px;
}