/* ============================================================
   LAB JS NATIF — Module styles
   ============================================================ */

/* ---- ÉLÉMENTS COMMUNS ---- */
.jn-hint {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-muted);
  margin-bottom: 1.25rem;
}

.jn-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.5rem 1rem;
  background: var(--surface-hi);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-family: var(--font-body);
  cursor: pointer;
  transition: border-color var(--transition), color var(--transition), background var(--transition);
}

.jn-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: color-mix(in oklch, var(--accent) 10%, var(--surface-hi));
}

.jn-btn.jn-btn--sm { font-size: 0.78rem; padding: 0.35rem 0.75rem; }

.jn-btn.jn-btn--danger {
  border-color: #e84545;
  color: #e84545;
}

.jn-btn.jn-btn--danger:hover {
  background: color-mix(in oklch, #e84545 15%, var(--surface-hi));
  border-color: #e84545;
  color: #e84545;
}

.jn-btn:disabled,
.jn-btn.jn-btn--danger:disabled {
  opacity: 0.35;
  pointer-events: none;
}

.jn-btn [data-lucide] { width: 0.9rem; height: 0.9rem; }

/* ============================================================
   01 Intersection Observer
   ============================================================ */
.jn-observe-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.25rem;
  flex-wrap: wrap;
}

.jn-observe-toolbar .jn-hint { margin-bottom: 0; }
.jn-observe-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.jn-observe-card {
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 1.5rem 1rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-muted);
  background: var(--bg);
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.5s ease, transform 0.5s ease, border-color 0.3s;

  & [data-lucide] { width: 1.4rem; height: 1.4rem; stroke: var(--text-muted); transition: stroke 0.3s; }

  &.visible {
    opacity: 1;
    transform: translateY(0);
    border-color: var(--accent);
    color: var(--text-bright);

    & [data-lucide] { stroke: var(--owl-gold); }
  }
}

/* ============================================================
   02 Custom Events
   ============================================================ */
.jn-events-demo {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.jn-events-emitter,
.jn-events-receiver {
  flex: 1;
  min-width: 160px;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.jn-events-label {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.jn-events-arrow {
  color: var(--text-muted);
  & [data-lucide] { width: 1.2rem; height: 1.2rem; }
}

.jn-events-status {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.55rem 0.9rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  color: var(--text-muted);
  background: var(--bg);
  transition: border-color 0.3s, color 0.3s, background 0.3s;

  & [data-lucide] { width: 0.85rem; height: 0.85rem; flex-shrink: 0; }

  &.is-active {
    border-color: #45e88a;
    color: #45e88a;
    background: color-mix(in oklch, #45e88a 8%, transparent);
  }
}

/* ============================================================
   03 Web Animations API
   ============================================================ */
.jn-waa-demo {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.jn-waa-orb {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 35%, #4577e8, var(--owl-gold));
  box-shadow: 0 0 24px color-mix(in oklch, #4577e8 40%, transparent);
  flex-shrink: 0;
}

.jn-waa-controls {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.jn-waa-speed {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-left: auto;

  & input[type="range"] { width: 90px; accent-color: var(--owl-gold); }
}

/* ============================================================
   04 AbortController
   ============================================================ */
.jn-abort-demo {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.jn-abort-row {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.jn-abort-status {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-muted);
  padding: 0.55rem 0.9rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg);
  transition: color 0.3s, border-color 0.3s;

  &.is-loading { color: #4577e8; border-color: #4577e8; }
  &.is-done    { color: #45e88a; border-color: #45e88a; }
  &.is-aborted { color: #e84545; border-color: #e84545; }
}

/* ============================================================
   05 Clipboard API
   ============================================================ */
.jn-clipboard-demo {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.jn-clipboard-code {
  flex: 1;
  min-width: 200px;
  padding: 0.55rem 0.9rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text);
}

.jn-clipboard-feedback {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: #45e88a;
  min-width: 80px;
  transition: opacity 0.3s;
}

/* ============================================================
   06 matchMedia
   ============================================================ */
.jn-media-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.jn-media-item {
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 1.25rem 1rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  background: var(--bg);
  text-align: center;
  transition: border-color 0.3s;

  & [data-lucide] { width: 1.3rem; height: 1.3rem; stroke: var(--text-muted); }

  &.is-match {
    border-color: var(--owl-gold);
    & [data-lucide] { stroke: var(--owl-gold); }
    & .jn-media-value { color: var(--owl-gold); }
  }
}

.jn-media-label {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.jn-media-value {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: color 0.3s;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 600px) {
  .jn-observe-grid,
  .jn-media-grid { grid-template-columns: 1fr; }

  .jn-events-arrow { display: none; }
}