/* ============================================
   FitForgeFlow — Exercise Group (Muscle Group) Page Styles
   Shared by all /exercises/[muscle-group].html pages
   ============================================ */

.exercise-group-header {
  padding: var(--space-xl) 0 var(--space-md);
  background: radial-gradient(circle at 50% 0%, rgba(0, 168, 255, 0.10), transparent 60%);
}

.exercise-group-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  gap: var(--space-xl);
  align-items: center;
  margin-top: var(--space-sm);
}

.exercise-group-header-text h1 {
  margin: 0.2rem 0 0.4rem;
}

.exercise-group-header-text .lede {
  max-width: 560px;
}

/* Uses the same approved standing anatomy image as the matching hub card. */
.exercise-group-hero-media {
  position: relative;
  width: 100%;
  max-width: 260px;
  aspect-ratio: 4 / 5;
  max-height: 325px;
  margin: 0 auto;
  overflow: hidden;
}

.exercise-group-hero-image {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  display: block;
  object-fit: contain;
  border-radius: var(--radius-md);
  pointer-events: none;
  user-select: none;
  -webkit-user-drag: none;
  -webkit-touch-callout: none;
}

@media (max-width: 760px) {
  .exercise-group-hero-grid {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }
  .exercise-group-hero-media {
    max-width: 200px;
    max-height: 250px;
  }
}

/* ============ Ability filter ============ */

.ability-filter {
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
  margin-bottom: var(--space-lg);
}

.ability-pill {
  display: inline-block;
  padding: 0.5rem 1.1rem;
  border-radius: 999px;
  border: 1px solid var(--color-border);
  background: transparent;
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--color-text-dim);
  font-family: var(--font-body);
  cursor: pointer;
  transition: border-color 0.15s ease, color 0.15s ease;
}

.ability-pill:hover {
  border-color: var(--color-accent);
  color: var(--color-text);
}

.ability-pill-active {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: #051018;
}

/* ============ Exercise list grid ============ */

.exercise-list-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

.exercise-list-card {
  display: block;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  transition: border-color 0.15s ease, transform 0.15s ease;
}

.exercise-list-card:not(.exercise-list-card-placeholder):hover {
  border-color: var(--color-accent);
  transform: translateY(-2px);
}

.exercise-list-card h3 {
  font-size: 1.05rem;
  color: var(--color-text);
  margin-bottom: 0.4rem;
}

.exercise-list-card p {
  font-size: 0.88rem;
  color: var(--color-text-dim);
  margin-top: 0.5rem;
}

.exercise-list-card-placeholder {
  opacity: 0.6;
  border-style: dashed;
}

.exercise-level-tag {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
}

.exercise-level-beginner {
  background: rgba(0, 200, 180, 0.15);
  color: var(--color-accent);
}

.exercise-level-intermediate {
  background: rgba(0, 168, 255, 0.15);
  color: var(--color-primary);
}

.exercise-level-advanced {
  background: rgba(255, 140, 0, 0.15);
  color: #ff8c00;
}

@media (max-width: 900px) {
  .exercise-list-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 600px) {
  .exercise-list-grid { grid-template-columns: 1fr; }
}