@import "https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap";:root{--primary:#6366f1;--primary-dark:#4f46e5;--primary-light:#818cf8;--accent:#10b981;--accent-dark:#059669;--danger:#ef4444;--warning:#f59e0b;--bg:#0f172a;--bg-card:#1e293b;--bg-card2:#162032;--bg-input:#0f172a;--border:#334155;--border-light:#475569;--text:#f1f5f9;--text-muted:#94a3b8;--text-dim:#64748b;--sidebar-w:260px;--radius:12px;--radius-sm:8px}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg);color:var(--text);min-height:100vh;font-family:Inter,system-ui,sans-serif;line-height:1.5}#auth-screen{background:radial-gradient(ellipse at 60% 20%, #1e1b4b 0%, var(--bg) 60%);justify-content:center;align-items:center;min-height:100vh;padding:24px;display:flex}.auth-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);width:100%;max-width:440px;padding:40px;box-shadow:0 25px 60px #00000080}.auth-logo{align-items:center;gap:12px;margin-bottom:32px;display:flex}.auth-logo-icon{background:linear-gradient(135deg, var(--primary), var(--primary-dark));border-radius:10px;justify-content:center;align-items:center;width:44px;height:44px;font-size:20px;display:flex}.auth-logo h1{color:var(--text);font-size:20px;font-weight:700}.auth-logo span{color:var(--text-muted);font-size:12px;display:block}.auth-tabs{background:var(--bg);border-radius:var(--radius-sm);border:1px solid var(--border);margin-bottom:28px;padding:4px;display:flex}.auth-tab{color:var(--text-muted);cursor:pointer;background:0 0;border:none;border-radius:6px;flex:1;padding:8px;font-family:inherit;font-size:14px;font-weight:500;transition:all .2s}.auth-tab.active{background:var(--primary);color:#fff;box-shadow:0 2px 8px #6366f166}#app-shell{min-height:100vh;display:none}#app-shell.visible{display:flex}.sidebar{width:var(--sidebar-w);background:var(--bg-card);border-right:1px solid var(--border);z-index:100;flex-direction:column;display:flex;position:fixed;top:0;bottom:0;left:0;overflow-y:auto}.sidebar-logo{border-bottom:1px solid var(--border);align-items:center;gap:10px;padding:20px 20px 16px;display:flex}.sidebar-logo-icon{background:linear-gradient(135deg, var(--primary), var(--primary-dark));border-radius:8px;flex-shrink:0;justify-content:center;align-items:center;width:36px;height:36px;font-size:16px;display:flex}.sidebar-logo h2{color:var(--text);font-size:15px;font-weight:700}.sidebar-logo small{color:var(--text-muted);font-size:11px}.sidebar-nav{flex:1;padding:12px}.nav-section-title{color:var(--text-dim);text-transform:uppercase;letter-spacing:.08em;margin-top:8px;padding:8px 8px 4px;font-size:10px;font-weight:600}.nav-item{border-radius:var(--radius-sm);color:var(--text-muted);cursor:pointer;text-align:left;background:0 0;border:none;align-items:center;gap:10px;width:100%;margin-bottom:2px;padding:9px 12px;font-family:inherit;font-size:14px;font-weight:500;transition:all .15s;display:flex}.nav-item:hover{color:var(--text);background:#ffffff0d}.nav-item.active{color:var(--primary-light);background:#6366f126}.nav-item.active .nav-icon{color:var(--primary-light)}.nav-icon{text-align:center;flex-shrink:0;width:20px;font-size:16px}.sidebar-user{border-top:1px solid var(--border);padding:16px}.user-info{align-items:center;gap:10px;margin-bottom:10px;display:flex}.user-avatar{background:linear-gradient(135deg, var(--primary), var(--accent));color:#fff;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:34px;height:34px;font-size:13px;font-weight:700;display:flex}.user-name{color:var(--text);font-size:13px;font-weight:600}.user-email{color:var(--text-muted);font-size:11px}.main-content{margin-left:var(--sidebar-w);flex-direction:column;flex:1;min-height:100vh;display:flex}.topbar{background:var(--bg-card);border-bottom:1px solid var(--border);z-index:50;justify-content:space-between;align-items:center;height:60px;padding:0 28px;display:flex;position:sticky;top:0}.topbar-title{color:var(--text);font-size:16px;font-weight:600}.page-content{flex:1;padding:28px}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:24px}.card-title{color:var(--text);align-items:center;gap:8px;margin-bottom:20px;font-size:16px;font-weight:600;display:flex}.stats-grid{grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;margin-bottom:24px;display:grid}.stat-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:20px;position:relative;overflow:hidden}.stat-card:before{content:"";border-radius:2px 2px 0 0;height:2px;position:absolute;top:0;left:0;right:0}.stat-card.purple:before{background:linear-gradient(90deg, var(--primary), var(--primary-light))}.stat-card.green:before{background:linear-gradient(90deg, var(--accent), #34d399)}.stat-card.amber:before{background:linear-gradient(90deg, var(--warning), #fbbf24)}.stat-card.red:before{background:linear-gradient(90deg, var(--danger), #f87171)}.stat-icon{margin-bottom:12px;font-size:22px;display:block}.stat-value{color:var(--text);margin-bottom:4px;font-size:28px;font-weight:700;line-height:1}.stat-label{color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em;font-size:12px;font-weight:500}.form-group{margin-bottom:18px}label{color:var(--text-muted);margin-bottom:6px;font-size:13px;font-weight:500;display:block}input,select,textarea{background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-sm);width:100%;color:var(--text);outline:none;padding:10px 14px;font-family:inherit;font-size:14px;transition:border-color .2s,box-shadow .2s}input:focus,select:focus,textarea:focus{border-color:var(--primary);box-shadow:0 0 0 3px #6366f126}input::placeholder{color:var(--text-dim)}select 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.markdown-alert-title{color:#d29922}.markdown-alert.markdown-alert-danger .markdown-alert-title{color:#f85149}.toc-link{text-align:left;width:100%;color:var(--text-muted);cursor:pointer;background:0 0;border:none;border-radius:6px;padding:6px 10px;font-family:inherit;font-size:13px;transition:all .2s;display:block}.toc-link:hover{color:var(--text);background:#ffffff0d}