/* ===== TUTORIALS — Track Detail, Modules, AI Search, Animations, Responsive ===== */

/* ===== TRACK DETAIL ===== */
.track-back{display:inline-flex;align-items:center;gap:6px;font-size:12px;color:var(--gray-500);cursor:pointer;margin-bottom:16px;padding:4px 0;transition:color .15s}
.track-back:hover{color:var(--blue)}
.track-intro{background:linear-gradient(135deg,rgba(59,130,246,.08),rgba(124,58,237,.08));border:1px solid var(--blue-light);border-radius:12px;padding:20px 24px;margin-bottom:20px}
.track-intro h3{font-size:15px;font-weight:700;color:var(--blue-dark);margin-bottom:6px}
.track-intro p{font-size:13px;color:var(--gray-600);line-height:1.6}
.module-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius-xl);margin-bottom:12px;overflow:hidden;box-shadow:var(--shadow);transition:all .15s}
.module-card:hover{box-shadow:var(--shadow-md)}
.module-header{display:flex;align-items:center;gap:12px;padding:16px 20px;cursor:pointer}
.module-check{width:24px;height:24px;border-radius:50%;border:2px solid var(--gray-300);display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:all .15s;font-size:12px;color:transparent}
.module-check.done{background:var(--success);border-color:var(--success);color:var(--primary-foreground)}
.module-num{font-size:10px;font-weight:800;color:var(--gray-400);letter-spacing:1px}
.module-title{font-size:14px;font-weight:700;color:var(--gray-800);flex:1}
.module-badges{display:flex;gap:6px}
.module-type{font-size:9px;font-weight:700;padding:2px 8px;border-radius:9999px}
.module-type.conceito{background:var(--blue-light);color:var(--blue-dark)}
.module-type.pratica{background:var(--green-light);color:var(--green)}
.module-type.hands-on{background:var(--purple-light);color:var(--purple)}
.module-time{font-size:9px;color:var(--gray-400);font-weight:600}
.module-body{display:none;padding:0 20px 20px 56px;animation:fadeIn .2s}
.module-body.open{display:block}
.module-section{margin-bottom:14px}
.module-section-label{font-size:10px;font-weight:700;color:var(--gray-400);letter-spacing:1px;text-transform:uppercase;margin-bottom:6px}
.module-section-text{font-size:13px;color:var(--gray-700);line-height:1.7}
.module-example{background:var(--gray-50);border-left:3px solid var(--blue);padding:12px 16px;border-radius:0 8px 8px 0;font-size:12px;color:var(--gray-600);line-height:1.7;margin-bottom:14px}
.module-action{background:var(--green-light);border-left:3px solid var(--green);padding:12px 16px;border-radius:0 8px 8px 0;font-size:12px;color:var(--gray-700);line-height:1.7;font-weight:500}
.module-action strong{color:var(--green)}
.module-complete-btn{margin-top:14px;border:none;padding:8px 20px;border-radius:var(--radius-full);font-size:12px;font-weight:700;cursor:pointer;transition:all .15s;font-family:var(--font-family)}
.module-complete-btn.todo{background:var(--primary);color:var(--primary-foreground);border-radius:var(--radius-full)}
.module-complete-btn.todo:hover{background:var(--blue-dark)}
.module-complete-btn.undo{background:var(--muted);color:var(--muted-foreground);border-radius:var(--radius-full)}
.module-complete-btn.undo:hover{background:var(--destructive-light);color:var(--destructive)}

/* ===== AI SEARCH ===== */
.ai-search-box{background:var(--card);border:1px solid var(--border);border-radius:var(--radius-xl);padding:20px;margin-bottom:24px;box-shadow:var(--shadow)}
.ai-search-header{display:flex;align-items:center;gap:8px;margin-bottom:12px}
.ai-search-header span{font-size:18px}
.ai-search-header h3{font-size:15px;font-weight:700;color:var(--gray-800)}
.ai-search-row{display:flex;gap:8px}
.ai-search-input{flex:1;padding:12px 16px;border:2px solid var(--input-border);border-radius:var(--radius-md);font-size:13px;outline:none;transition:border-color .15s;color:var(--foreground);font-family:var(--font-family)}
.ai-search-input:focus{border-color:var(--primary)}
.ai-search-input::placeholder{color:var(--muted-foreground);opacity:.6}
.ai-search-btn{border:none;background:var(--primary);color:var(--primary-foreground);padding:12px 20px;border-radius:var(--radius-full);font-size:13px;font-weight:700;cursor:pointer;transition:all .15s;white-space:nowrap;font-family:var(--font-family)}
.ai-search-btn:hover{background:var(--blue-dark)}
.ai-search-results{margin-top:16px;display:none}
.ai-search-results.visible{display:block}
.ai-result{display:flex;align-items:center;gap:12px;padding:12px 16px;background:var(--muted-bg);border:1px solid var(--border);border-radius:var(--radius-lg);margin-bottom:8px;cursor:pointer;transition:all .15s}
.ai-result:hover{border-color:var(--primary);background:var(--blue-light)}
.ai-result-icon{font-size:22px;flex-shrink:0;display:flex;align-items:center;justify-content:center;width:28px;height:28px}
.ai-result-info{flex:1}
.ai-result-title{font-size:13px;font-weight:700;color:var(--gray-800)}
.ai-result-desc{font-size:11px;color:var(--gray-500);margin-top:2px}
.ai-result-tag{font-size:9px;font-weight:700;padding:2px 8px;border-radius:9999px;white-space:nowrap}
.ai-result-tag.fund{background:var(--purple-light);color:var(--purple)}
.ai-result-tag.track{background:var(--blue-light);color:var(--blue-dark)}
.ai-result-tag.cat{background:var(--green-light);color:var(--green)}
.ai-thinking{font-size:12px;color:var(--primary);padding:12px 0;display:flex;align-items:center;gap:8px}
.ai-thinking .dot{display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--primary);animation:blink 1.2s infinite}
.ai-thinking .dot:nth-child(2){animation-delay:.2s}
.ai-thinking .dot:nth-child(3){animation-delay:.4s}
@keyframes blink{0%,100%{opacity:.3}50%{opacity:1}}

/* ===== ANIMATIONS ===== */
@keyframes fadeIn{from{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:translateY(0)}}

/* ===== RESPONSIVE ===== */
@media(max-width:768px){
  .sidebar{display:none}
  .stats-row{grid-template-columns:repeat(2,1fr)}
  .main{padding:16px}
}