/* ═══════════════════════════════════════
   PAGE TUTORIELS
═══════════════════════════════════════ */

.tutos-hero {
  padding-top: 110px;
  padding-bottom: 2.5rem;
  position: relative;
  overflow: hidden;
}

.tutos-hero::before {
  content: '';
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(0,212,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,212,255,0.03) 1px, transparent 1px);
  background-size: 40px 40px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 0%, black, transparent);
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 0%, black, transparent);
}

.tutos-hero::after {
  content: '';
  position: absolute; top: -80px; left: 50%; transform: translateX(-50%);
  width: 500px; height: 300px;
  background: radial-gradient(ellipse, rgba(0,212,255,0.05) 0%, transparent 70%);
  pointer-events: none;
}

.tutos-hero-inner { position: relative; z-index: 1; }

/* ── Onglets ── */
.tabs-bar {
  display: flex;
  gap: 0;
  border-bottom: 1px solid var(--border);
  margin-top: 2rem;
  overflow-x: auto;
}

.tab-btn {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.85rem 1.5rem;
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-muted);
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  cursor: pointer;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.tab-btn:hover { color: var(--text-primary); }

.tab-btn.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

.tab-btn[data-tab="admin"].active {
  color: var(--green);
  border-bottom-color: var(--green);
}

.tab-icon { font-size: 16px; }

.tab-count {
  font-size: 10px;
  padding: 2px 7px;
  border-radius: 10px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-muted);
  font-weight: 400;
}

.tab-btn.active .tab-count {
  background: var(--accent-dim);
  border-color: var(--border-accent);
  color: var(--accent);
}

.tab-btn[data-tab="admin"].active .tab-count {
  background: var(--green-dim);
  border-color: rgba(0,255,136,0.25);
  color: var(--green);
}

/* ── Toolbar ── */
.tutos-toolbar {
  position: sticky;
  top: 64px;
  z-index: 100;
  background: rgba(10,12,16,0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  padding: 0.85rem 0;
}

.tutos-toolbar-inner {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.tutos-search-wrap { position: relative; flex: 1; min-width: 200px; }

.tutos-search-icon {
  position: absolute; left: 0.9rem; top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted); font-size: 16px; pointer-events: none;
}

.tutos-search {
  width: 100%;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px;
  padding: 0.55rem 2.4rem 0.55rem 2.4rem;
  outline: none;
  transition: all var(--transition);
}

.tutos-search:focus {
  border-color: var(--accent);
  background: var(--bg-card-hover);
  box-shadow: 0 0 0 3px rgba(0,212,255,0.08);
}

.tutos-search::placeholder { color: var(--text-muted); }

.tutos-clear {
  position: absolute; right: 0.75rem; top: 50%;
  transform: translateY(-50%);
  background: none; border: none; color: var(--text-muted);
  font-size: 17px; cursor: pointer; padding: 0; display: none;
}
.tutos-clear.visible { display: block; }
.tutos-clear:hover { color: var(--accent); }

/* Filtres catégorie */
.tutos-filters { display: flex; gap: 0.4rem; flex-wrap: wrap; align-items: center; }

.tutos-filter-btn {
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-muted);
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
  display: flex; align-items: center; gap: 0.3rem;
}

.tutos-filter-btn:hover { border-color: var(--border-accent); color: var(--accent); background: var(--accent-glow); }
.tutos-filter-btn.active { background: var(--accent-dim); border-color: var(--border-accent); color: var(--accent); }

/* Filtre niveau */
.niveau-filters { display: flex; gap: 0.4rem; flex-wrap: wrap; align-items: center; }

.niveau-btn {
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-muted);
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
}
.niveau-btn:hover { border-color: var(--border-accent); color: var(--accent); }
.niveau-btn.active { background: var(--accent-dim); border-color: var(--border-accent); color: var(--accent); }
.niveau-btn[data-niveau="debutant"].active   { background: var(--green-dim);  border-color: rgba(0,255,136,0.3); color: var(--green); }
.niveau-btn[data-niveau="intermediaire"].active { background: var(--amber-dim); border-color: rgba(255,184,0,0.3); color: var(--amber); }
.niveau-btn[data-niveau="avance"].active     { background: var(--red-dim);   border-color: rgba(255,71,87,0.3);  color: var(--red); }

/* ── Contenu ── */
.tutos-main { padding: 2rem 0 5rem; }

.tab-panel { display: none; }
.tab-panel.active { display: block; }

.tutos-result-info {
  font-size: 12px; color: var(--text-muted);
  font-family: 'JetBrains Mono', monospace;
  margin-bottom: 1.5rem;
  display: flex; align-items: center; gap: 0.5rem;
}
.tutos-result-info .count { color: var(--accent); font-weight: 500; }

/* Groupe catégorie */
.tutos-group { margin-bottom: 2.5rem; }

.tutos-group-heading {
  display: flex; align-items: center; gap: 0.75rem;
  margin-bottom: 1rem;
}

.tutos-group-icon {
  width: 32px; height: 32px;
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 16px; flex-shrink: 0;
}

.tutos-group-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.9rem; font-weight: 600;
  color: var(--text-primary);
}

.tutos-group-line { flex: 1; height: 1px; background: var(--border); }

/* ── Grille compacte ── */
.tutos-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 0.75rem;
}

/* ── Carte compacte ── */
.tuto-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1rem 1.1rem;
  display: flex;
  align-items: center;
  gap: 0.85rem;
  text-decoration: none;
  color: inherit;
  transition: all 0.2s ease;
  position: relative;
  overflow: hidden;
}

.tuto-card::before {
  content: '';
  position: absolute; top: 0; left: 0; bottom: 0; width: 3px;
  background: var(--tc, var(--accent));
  transform: scaleY(0); transform-origin: top;
  transition: transform 0.25s ease;
}

.tuto-card:hover::before { transform: scaleY(1); }
.tuto-card:hover {
  border-color: var(--border-accent);
  background: var(--bg-card-hover);
  transform: translateX(3px);
  color: inherit;
}

.tuto-card-icon {
  width: 36px; height: 36px;
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 18px;
  flex-shrink: 0;
  background: var(--icon-bg, var(--accent-dim));
  color: var(--tc, var(--accent));
}

.tuto-card-body { flex: 1; min-width: 0; }

.tuto-card-title {
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px; font-weight: 600;
  color: var(--text-primary);
  line-height: 1.35;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}

.tuto-card-meta {
  display: flex; align-items: center; gap: 0.5rem;
  margin-top: 0.3rem; flex-wrap: wrap;
}

.niveau-badge {
  font-size: 10px; font-family: 'JetBrains Mono', monospace;
  padding: 1px 7px; border-radius: 3px; font-weight: 500;
}
.niveau-debutant     { background: var(--green-dim);  color: var(--green);  border: 1px solid rgba(0,255,136,0.2); }
.niveau-intermediaire{ background: var(--amber-dim);  color: var(--amber);  border: 1px solid rgba(255,184,0,0.2); }
.niveau-avance       { background: var(--red-dim);    color: var(--red);    border: 1px solid rgba(255,71,87,0.2); }

.tuto-duree {
  font-size: 11px; color: var(--text-muted);
  font-family: 'JetBrains Mono', monospace;
  display: flex; align-items: center; gap: 0.25rem;
}

.tuto-card-arrow {
  color: var(--text-muted); font-size: 14px; flex-shrink: 0;
  transition: color var(--transition), transform var(--transition);
}
.tuto-card:hover .tuto-card-arrow { color: var(--accent); transform: translateX(3px); }

/* ── État vide ── */
.tutos-empty { text-align: center; padding: 3rem 2rem; display: none; }
.tutos-empty.visible { display: block; }
.tutos-empty-icon { font-size: 2.5rem; color: var(--text-muted); margin-bottom: 0.75rem; }
.tutos-empty h3 { font-family: 'JetBrains Mono', monospace; font-size: 0.95rem; color: var(--text-secondary); margin-bottom: 0.4rem; }
.tutos-empty p { font-size: 13px; color: var(--text-muted); }

@media (max-width: 768px) {
  .tutos-grid { grid-template-columns: 1fr; }
  .tutos-toolbar-inner { flex-direction: column; align-items: stretch; }
  .tab-btn { padding: 0.75rem 1rem; font-size: 12px; }
}

/* ── Sous-onglets OS ── */
.os-tabs {
  display: flex;
  gap: 0.4rem;
  flex-shrink: 0;
}

.os-btn {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.45rem 1rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-muted);
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
}

.os-btn:hover {
  border-color: var(--border-accent);
  color: var(--text-primary);
  background: var(--accent-glow);
}

.os-btn.active {
  background: var(--accent-dim);
  border-color: var(--border-accent);
  color: var(--accent);
}

.os-count {
  font-size: 10px;
  padding: 1px 6px;
  border-radius: 8px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  color: var(--text-muted);
}

.os-btn.active .os-count {
  background: var(--accent-dim);
  border-color: var(--border-accent);
  color: var(--accent);
}

.toolbar-sep {
  width: 1px;
  height: 24px;
  background: var(--border);
  flex-shrink: 0;
  align-self: center;
}

/* Highlight recherche */
.hl {
  background: rgba(0,212,255,0.18);
  color: var(--accent);
  border-radius: 2px;
  padding: 0 2px;
}