/* ============================================
   SKILLS PAGE STYLES — radar layout
   Only loaded by skills.html.
   ============================================ */

/* --- Hero stats --- */
.skills-hero {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
  padding: var(--space-2xl) 0;
  margin-bottom: var(--space-xl);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.hero-stat { display: flex; flex-direction: column; align-items: center; text-align: center; }

.hero-stat-number {
  font-family: var(--font-display);
  font-size: var(--text-5xl);
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.02em;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-stat-label {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: var(--text-muted);
  margin-top: var(--space-sm);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

/* --- Filter tabs --- */
.skills-filter {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: var(--space-2xl);
}

.filter-tab {
  padding: var(--space-xs) var(--space-md);
  border: 1px solid var(--border-subtle);
  border-radius: 100px;
  background: transparent;
  color: var(--text-secondary);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.filter-tab:hover {
  border-color: var(--border-medium);
  color: var(--accent-primary);
}

.filter-tab.active {
  background: var(--accent-primary);
  color: var(--text-on-accent);
  border-color: var(--accent-primary);
  font-weight: 600;
}

/* --- Radar dashboard layout (radar left, legend right) ---
   Both states use fr units so grid-template-columns can actually interpolate
   (mixing px and fr makes the browser snap rather than animate). */
.skills-dashboard {
  display: grid;
  grid-template-columns: 4fr 1fr;
  gap: var(--space-2xl);
  align-items: center;
  margin-bottom: var(--space-3xl);
  transition: grid-template-columns var(--transition-slow);
}

/* Focused: give the skill list more room on the right */
.skills-dashboard.focused {
  grid-template-columns: 1fr 1.15fr;
}

.skills-radar { width: 100%; max-width: 100%; margin: 0 auto; }

/* Angular "fan close" when switching domains — each wedge rotates around the
   centre until they all fold together at 0°, then fade. Transient: force it to win. */
.radar-svg .skill-group { transform-origin: 0 0; }
.radar-svg.closing .skill-group {
  transform: rotate(calc(var(--mid, 0) * -1deg)) !important;
  opacity: 0;
  transition: transform 420ms ease-in, opacity 420ms ease-in !important;
}
.radar-svg.closing .sector-bg,
.radar-svg.closing .quad-label,
.radar-svg.closing .hybrid-hub {
  opacity: 0;
  transition: opacity 300ms ease-in;
}


/* Focused fan slides in from the centre and grows open */
.radar-svg.focus {
  opacity: 0;
  transform: translateX(48px);
}
.radar-svg.focus.animate {
  opacity: 1;
  transform: translateX(0);
  transition: opacity 450ms ease, transform 450ms cubic-bezier(0.22, 1, 0.36, 1);
}

.radar-svg {
  width: 100%;
  height: auto;
  display: block;
}

/* Rings (level guides) — dotted, well-visible in empty space (drawn behind wedges) */
.radar-svg .ring {
  fill: none;
  stroke: var(--accent-secondary);
  stroke-width: 1;
  stroke-dasharray: 2 4;
  pointer-events: none;
}

/* Quadrant axes — dotted, slightly stronger than rings */
.radar-svg .axis {
  stroke: var(--accent-secondary);
  stroke-width: 1;
  stroke-dasharray: 2 4;
  pointer-events: none;
}

/* Sector heading — curved above each quadrant; click to focus that domain */
.radar-svg .quad-label {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  fill: var(--text-muted);
  opacity: 0.65;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  cursor: pointer;
  transition: fill var(--transition-fast), opacity var(--transition-fast);
}
.radar-svg .quad-label:hover {
  fill: var(--accent-primary);
  opacity: 1;
}

/* Continuous background disc (seamless across sectors) */
.radar-svg .sector-bg {
  fill: var(--bg-secondary);
  opacity: 0.5;
  pointer-events: none;
}

/* Dimmed (collapsed) elements when a domain is selected */
.radar-svg .skill-group.dimmed { opacity: 0.1; }

/* Center hub */
.radar-svg .hybrid-hub { cursor: help; outline: none; }
.radar-svg .gauge-bg {
  fill: none;
  stroke: var(--accent-secondary);
  stroke-width: 5;
  stroke-linecap: round;
  opacity: 0.35;
}
.radar-svg .gauge-fg {
  fill: none;
  stroke: var(--accent-primary);
  stroke-width: 5;
  stroke-linecap: round;
}
.radar-svg .radar-center-disc {
  fill: var(--bg-secondary);
  stroke: var(--accent-secondary);
  stroke-width: 1;
}
.radar-svg .radar-center-num {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 30px;
  fill: var(--accent-primary);
}
.radar-svg .radar-center-label {
  font-family: var(--font-body);
  font-size: 7px;
  letter-spacing: 0.04em;
  fill: var(--text-secondary);
}
.radar-svg .radar-center-sub {
  font-family: var(--font-body);
  font-size: 8px;
  fill: var(--text-muted);
}

/* Focused-mode hub label */
.radar-svg .focus-hub-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 12px;
  fill: var(--accent-primary);
}
.radar-svg .focus-hub-sub {
  font-family: var(--font-body);
  font-size: 8px;
  fill: var(--text-secondary);
}

/* Hybridization tooltip body */
.radar-tooltip .tt-hybrid-note {
  font-size: var(--text-xs);
  color: var(--text-secondary);
  line-height: 1.5;
  margin: 0 0 var(--space-sm);
}
.radar-tooltip .tt-hybrid-areas {
  font-size: var(--text-xs);
  color: var(--text-muted);
  letter-spacing: 0.04em;
}

/* Skill wedges */
.radar-svg .wedge {
  stroke: var(--bg-primary);
  stroke-width: 0.5;
  cursor: help;
  transform-origin: 0 0;
  transition: opacity var(--transition-base), filter var(--transition-fast);
  /* Start scaled to 0; animate to 1 when radar enters viewport */
  transform: scale(0);
}

.radar-svg.animate .wedge {
  transform: scale(1);
  transition: transform 700ms cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* Stagger wedges around the chart for a subtle "sweep" feel */
.radar-svg .wedge { transition-delay: calc(0ms); }
.radar-svg.animate .wedge:nth-child(5n)  { transition-delay: 60ms; }
.radar-svg.animate .wedge:nth-child(5n+1){ transition-delay: 120ms; }
.radar-svg.animate .wedge:nth-child(5n+2){ transition-delay: 180ms; }
.radar-svg.animate .wedge:nth-child(5n+3){ transition-delay: 240ms; }
.radar-svg.animate .wedge:nth-child(5n+4){ transition-delay: 300ms; }

/* Status colours
   Wedges render ON TOP of dotted rings/axes with enough opacity to obscure
   them — but still translucent enough that the grid bleeds through subtly. */
.radar-svg .wedge-consolidated {
  fill: #46b377;                   /* mid green — distinct from the darker grid line */
  fill-opacity: 0.75;
}
.radar-svg .wedge-learning {
  fill: var(--accent-primary);     /* bright green — active */
  fill-opacity: 0.75;
}

/* Hover effect on wedges */
.radar-svg .wedge:hover {
  filter: brightness(1.2) drop-shadow(0 0 6px var(--accent-glow-strong));
}

.radar-svg .wedge.dimmed { opacity: 0.12; }

/* --- Legend (side panel, right of the radar) --- */
.skills-legend {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  padding: var(--space-lg);
  border: 1px solid var(--border-subtle);
  border-radius: var(--border-radius-md);
  background: var(--bg-surface);
  font-size: var(--text-sm);
}

.legend-title {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  color: var(--accent-primary);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin: 0 0 var(--space-xs);
}

.legend-section {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.legend-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.legend-list li {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  color: var(--text-secondary);
  font-size: var(--text-xs);
}

.status-swatch {
  display: inline-block;
  width: 14px;
  height: 14px;
  border-radius: 3px;
  background: var(--accent-primary);
  flex-shrink: 0;
}
.status-swatch-consolidated { background: #46b377; }
.status-swatch-learning     { background: var(--accent-primary); }

.level-list li { color: var(--text-muted); }

.level-dot {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  border: 1px solid var(--border-medium);
  color: var(--accent-primary);
  font-family: var(--font-body);
  font-size: 10px;
  font-weight: 700;
  flex-shrink: 0;
}

.legend-note {
  font-size: var(--text-xs);
  color: var(--text-muted);
  margin: var(--space-sm) 0 0;
  font-style: italic;
  line-height: 1.5;
}

/* Per-domain skill bar list (shown in the side panel on tab select) */
.area-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-height: 520px;
  overflow-y: auto;
}
.area-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 3px 6px;
  align-items: baseline;
}
.area-name {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  color: var(--text-secondary);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.area-lvl {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  color: var(--text-muted);
}
.abar-track {
  grid-column: 1 / -1;
  position: relative;
  height: 6px;
  background: var(--bg-glass);
  border: 1px solid var(--border-subtle);
  border-radius: 100px;
  overflow: hidden;
}
.abar-track span { position: absolute; top: 0; bottom: 0; left: 0; }
.abar-consolidated { background: #46b377; }
.abar-learning { background: #7DE38D; }

/* --- HTML tooltip (follows cursor) --- */
.radar-tooltip {
  position: fixed;
  pointer-events: none;
  z-index: 200;
  max-width: 340px;
  padding: var(--space-md);
  background: var(--bg-secondary);
  border: 1px solid var(--border-strong);
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-md), 0 0 24px var(--accent-glow);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: var(--text-secondary);
  opacity: 0;
  transform: translateY(4px);
  transition: opacity 140ms ease, transform 140ms ease;
}

.radar-tooltip.visible {
  opacity: 1;
  transform: translateY(0);
}

.radar-tooltip .tt-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-xs);
}

.radar-tooltip .tt-name {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--text-primary);
}

.radar-tooltip .tt-status {
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 2px 8px;
  border-radius: 100px;
  white-space: nowrap;
}

.radar-tooltip .tt-status-consolidated {
  background: #46b377;
  color: var(--text-on-accent);
}
.radar-tooltip .tt-status-learning {
  background: var(--accent-primary);
  color: var(--text-on-accent);
}

.radar-tooltip .tt-meta {
  display: flex;
  gap: var(--space-md);
  font-size: var(--text-xs);
  color: var(--text-muted);
  margin-bottom: var(--space-sm);
  letter-spacing: 0.05em;
}

.radar-tooltip .tt-cat {
  text-transform: uppercase;
  color: var(--accent-primary);
}

.radar-tooltip .tt-bar {
  margin-bottom: var(--space-md);
}

.radar-tooltip .tt-bar-track {
  position: relative;
  width: 100%;
  height: 8px;
  background: var(--bg-glass);
  border: 1px solid var(--border-subtle);
  border-radius: 100px;
  overflow: hidden;
}

.radar-tooltip .tt-bar-consolidated,
.radar-tooltip .tt-bar-learning {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
}

.radar-tooltip .tt-bar-consolidated {
  background: #46b377;
  opacity: 0.92;
}
.radar-tooltip .tt-bar-learning {
  background: var(--accent-primary);
  opacity: 0.95;
}

.radar-tooltip .tt-bar-numbers {
  display: flex;
  justify-content: space-between;
  font-size: var(--text-xs);
  color: var(--text-muted);
  margin-top: var(--space-xs);
}

.radar-tooltip .tt-bar-numbers strong {
  color: var(--accent-primary);
  font-weight: 600;
}

.radar-tooltip .tt-evidence-label {
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: var(--space-xs);
}

.radar-tooltip .tt-evidence {
  list-style: none;
  padding: 0;
  margin: 0;
}

.radar-tooltip .tt-evidence li {
  font-size: var(--text-xs);
  color: var(--text-secondary);
  padding-left: var(--space-md);
  position: relative;
  margin-bottom: 2px;
  line-height: 1.5;
}

.radar-tooltip .tt-evidence li::before {
  content: '▸';
  position: absolute;
  left: 0;
  color: var(--accent-primary);
  opacity: 0.6;
}

/* --- Responsive --- */
@media (max-width: 900px) {
  .skills-dashboard {
    grid-template-columns: 1fr;
  }
  .skills-radar {
    max-width: 560px;
  }
}

@media (max-width: 768px) {
  .skills-hero {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }
  .hero-stat-number {
    font-size: var(--text-4xl);
  }
  .radar-svg .quad-label {
    font-size: 11px;
  }
  .filter-tab {
    flex: 1;
    text-align: center;
  }
}