/* ==========================================================
   FEATURES v12 — All 10 enhancements
   ========================================================== */

/* ──────────────────────────────────────────────────────────
   1. PHOSPHOR THEME SWITCHER
   ────────────────────────────────────────────────────────── */
:root {
  --accent: #38ff8b;
  --accent-rgb: 56, 255, 139;
  --glow: rgba(56,255,139,0.35);
}
html[data-theme="blue"] {
  --accent: #38c8ff;
  --accent-rgb: 56, 200, 255;
  --glow: rgba(56,200,255,0.35);
}
html[data-theme="amber"] {
  --accent: #ffb347;
  --accent-rgb: 255, 179, 71;
  --glow: rgba(255,179,71,0.35);
}

.theme-switcher {
  display: flex;
  align-items: center;
  gap: 5px;
  margin: 0 4px;
}
.theme-btn {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 1rem;
  padding: 2px 3px;
  line-height: 1;
  opacity: 0.3;
  transition: opacity 0.2s, transform 0.2s;
  color: var(--accent);
}
.theme-btn.active { opacity: 1; transform: scale(1.25); }
.theme-btn[data-theme="green"] { color: #38ff8b; }
.theme-btn[data-theme="blue"]  { color: #38c8ff; }
.theme-btn[data-theme="amber"] { color: #ffb347; }

/* ──────────────────────────────────────────────────────────
   2. SKILL RADAR CHART
   ────────────────────────────────────────────────────────── */
.skill-radar-wrap {
  margin-bottom: 48px;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.skill-radar-svg {
  width: 100%;
  max-width: 380px;
  height: auto;
  filter: drop-shadow(0 0 18px rgba(var(--accent-rgb), 0.15));
}
.radar-axis-label {
  font-family: "DM Mono", monospace;
  font-size: 9px;
  fill: rgba(var(--accent-rgb), 0.65);
  letter-spacing: 0.06em;
}
.radar-polygon {
  fill: rgba(var(--accent-rgb), 0.12);
  stroke: rgba(var(--accent-rgb), 0.8);
  stroke-width: 1.5;
  filter: drop-shadow(0 0 6px rgba(var(--accent-rgb), 0.4));
  transition: all 0.6s ease;
}
.radar-grid-poly {
  fill: none;
  stroke: rgba(var(--accent-rgb), 0.1);
  stroke-width: 0.8;
}
.radar-spoke {
  stroke: rgba(var(--accent-rgb), 0.1);
  stroke-width: 0.8;
}
.radar-dot {
  fill: var(--accent);
  filter: drop-shadow(0 0 4px var(--accent));
}

/* ──────────────────────────────────────────────────────────
   3. SIGNAL INSPECTOR TOOLTIP
   ────────────────────────────────────────────────────────── */
.signal-tooltip {
  position: absolute;
  bottom: 44px;
  left: 60px;
  background: rgba(6, 11, 8, 0.96);
  border: 1px solid rgba(var(--accent-rgb), 0.5);
  color: var(--accent);
  font-family: "DM Mono", monospace;
  font-size: 0.65rem;
  padding: 7px 12px;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.2s;
  white-space: nowrap;
  z-index: 10;
  border-radius: 2px;
  box-shadow: 0 4px 16px rgba(0,0,0,0.7), 0 0 12px rgba(var(--accent-rgb), 0.15);
}
.signal-tooltip.visible { opacity: 1; }
.signal-tooltip table { border-collapse: collapse; }
.signal-tooltip td { padding: 1px 8px 1px 0; opacity: 0.85; }
.signal-tooltip td:first-child { opacity: 0.5; }

/* ──────────────────────────────────────────────────────────
   4. RTL CODE PEEK PANEL
   ────────────────────────────────────────────────────────── */
.rtl-peek-panel {
  position: fixed;
  top: 0;
  right: -520px;
  width: min(500px, 92vw);
  height: 100vh;
  background: #040a06;
  border-left: 1px solid rgba(var(--accent-rgb), 0.2);
  z-index: 800;
  display: flex;
  flex-direction: column;
  transition: right 0.35s cubic-bezier(0.22, 1, 0.36, 1);
  box-shadow: -20px 0 60px rgba(0,0,0,0.8);
}
.rtl-peek-panel.is-open { right: 0; }
.rtl-peek-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 20px;
  border-bottom: 1px solid rgba(var(--accent-rgb), 0.15);
  font-size: 0.72rem;
  color: var(--accent);
  letter-spacing: 0.1em;
  background: rgba(var(--accent-rgb), 0.04);
  flex-shrink: 0;
}
.rtl-peek-close {
  background: none;
  border: none;
  color: var(--accent);
  cursor: pointer;
  font-size: 0.7rem;
  opacity: 0.7;
  transition: opacity 0.2s;
}
.rtl-peek-close:hover { opacity: 1; }
.rtl-peek-code {
  flex: 1;
  overflow-y: auto;
  margin: 0;
  padding: 20px;
  font-family: "DM Mono", monospace;
  font-size: 0.78rem;
  line-height: 1.65;
  color: #c9d5cc;
  white-space: pre;
  overflow-x: auto;
  tab-size: 2;
}
/* Very lightweight syntax highlighting via CSS */
.rtl-peek-code .kw { color: var(--accent); font-weight: 500; }
.rtl-peek-code .cm { color: #5a7a60; font-style: italic; }
.rtl-peek-code .nm { color: #8bc4a8; }
.rtl-peek-code .nu { color: #ffb347; }
.rtl-peek-code .st { color: #ff8b8b; }

/* Code peek trigger on project cards */
.project-card { position: relative; }
.peek-btn {
  position: absolute;
  bottom: 12px;
  right: 48px;
  background: rgba(var(--accent-rgb), 0.08);
  border: 1px solid rgba(var(--accent-rgb), 0.3);
  color: var(--accent);
  font-family: "DM Mono", monospace;
  font-size: 0.62rem;
  padding: 4px 8px;
  cursor: pointer;
  letter-spacing: 0.08em;
  opacity: 0;
  transition: opacity 0.2s;
  z-index: 2;
  border-radius: 2px;
}
.project-card:hover .peek-btn { opacity: 1; }
.peek-btn:hover { background: rgba(var(--accent-rgb), 0.18); }

/* ──────────────────────────────────────────────────────────
   5. KEYBOARD SHORTCUTS MODAL
   ────────────────────────────────────────────────────────── */
.shortcuts-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(2, 4, 3, 0.8);
  backdrop-filter: blur(8px);
  z-index: 1000;
  display: none;
  align-items: center;
  justify-content: center;
}
.shortcuts-backdrop.is-open {
  display: flex;
  animation: fadeIn 0.15s ease-out;
}
.shortcuts-box {
  width: min(440px, calc(100% - 32px));
  background: #060b08;
  border: 1px solid rgba(var(--accent-rgb), 0.25);
  box-shadow: 0 20px 60px rgba(0,0,0,0.85), 0 0 30px rgba(var(--accent-rgb), 0.1);
  border-radius: 4px;
  padding: 24px 28px;
  font-family: "DM Mono", monospace;
}
.shortcuts-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 22px;
  font-size: 0.72rem;
  letter-spacing: 0.15em;
  color: var(--accent);
}
.shortcuts-header button {
  background: none;
  border: 1px solid rgba(var(--accent-rgb), 0.2);
  color: rgba(var(--accent-rgb), 0.6);
  font-family: inherit;
  font-size: 0.65rem;
  padding: 3px 8px;
  cursor: pointer;
  border-radius: 2px;
  transition: color 0.2s, border-color 0.2s;
}
.shortcuts-header button:hover { color: var(--accent); border-color: var(--accent); }
.shortcuts-grid { display: flex; flex-direction: column; gap: 10px; }
.shortcut-row {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  color: #b1bdb4;
}
.shortcut-row span { margin-left: auto; opacity: 0.7; font-size: 0.73rem; }
kbd {
  display: inline-block;
  background: rgba(var(--accent-rgb), 0.08);
  border: 1px solid rgba(var(--accent-rgb), 0.25);
  color: var(--accent);
  font-family: "DM Mono", monospace;
  font-size: 0.68rem;
  padding: 2px 7px;
  border-radius: 2px;
  line-height: 1.5;
}

/* ──────────────────────────────────────────────────────────
   6. GITHUB ACTIVITY HEATMAP
   ────────────────────────────────────────────────────────── */
.gh-activity-wrap {
  margin-bottom: 40px;
}
.gh-activity-grid {
  display: flex;
  gap: 3px;
  flex-wrap: nowrap;
  overflow-x: auto;
  padding-bottom: 4px;
}
.gh-week-col {
  display: flex;
  flex-direction: column;
  gap: 3px;
  flex-shrink: 0;
}
.gh-day {
  width: 11px;
  height: 11px;
  border-radius: 1px;
  background: rgba(var(--accent-rgb), 0.06);
  transition: background 0.2s, transform 0.15s;
  cursor: default;
}
.gh-day:hover { transform: scale(1.3); }
.gh-day.l1 { background: rgba(var(--accent-rgb), 0.18); }
.gh-day.l2 { background: rgba(var(--accent-rgb), 0.38); }
.gh-day.l3 { background: rgba(var(--accent-rgb), 0.62); }
.gh-day.l4 { background: rgba(var(--accent-rgb), 0.88); box-shadow: 0 0 4px rgba(var(--accent-rgb), 0.5); }
.gh-activity-legend {
  display: flex;
  align-items: center;
  gap: 5px;
  margin-top: 8px;
  font-size: 0.62rem;
  color: rgba(var(--accent-rgb), 0.4);
}
.gh-l0 { color: rgba(var(--accent-rgb), 0.1); }
.gh-l1 { color: rgba(var(--accent-rgb), 0.25); }
.gh-l2 { color: rgba(var(--accent-rgb), 0.5); }
.gh-l3 { color: rgba(var(--accent-rgb), 0.75); }
.gh-l4 { color: rgba(var(--accent-rgb), 1.0); }

/* ──────────────────────────────────────────────────────────
   8. READING TIME + LAST UPDATED on Notes
   ────────────────────────────────────────────────────────── */
.note-readtime {
  font-size: 0.62rem;
  color: rgba(var(--accent-rgb), 0.5);
  letter-spacing: 0.08em;
  margin-left: 8px;
}
.note-updated {
  font-size: 0.62rem;
  color: rgba(255,255,255,0.25);
  letter-spacing: 0.06em;
}

/* ──────────────────────────────────────────────────────────
   9. PRINT-READY INDICATOR (cv.html)
   ────────────────────────────────────────────────────────── */
.print-ready-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: "DM Mono", monospace;
  font-size: 0.68rem;
  color: rgba(var(--accent-rgb), 0.6);
  border: 1px solid rgba(var(--accent-rgb), 0.2);
  padding: 4px 10px;
  border-radius: 2px;
  margin-top: 8px;
  letter-spacing: 0.08em;
  cursor: default;
  transition: color 0.3s, border-color 0.3s;
}
.print-ready-badge.is-ready {
  color: var(--accent);
  border-color: rgba(var(--accent-rgb), 0.55);
  box-shadow: 0 0 8px rgba(var(--accent-rgb), 0.12);
}
.print-badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: rgba(var(--accent-rgb), 0.35);
  transition: background 0.3s, box-shadow 0.3s;
}
.print-ready-badge.is-ready .print-badge-dot {
  background: var(--accent);
  box-shadow: 0 0 6px var(--accent);
  animation: pulseDot 1.5s ease-in-out infinite;
}

/* ──────────────────────────────────────────────────────────
   10. MISC ANIMATION HELPERS
   ────────────────────────────────────────────────────────── */
@keyframes fadeIn {
  from { opacity: 0; transform: scale(0.97); }
  to   { opacity: 1; transform: scale(1); }
}