:root{--bg: #f4f6fb;--surface: #ffffff;--surface-2: #f5f7fc;--surface-3: #eef2f9;--border: #e7ebf3;--border-strong: #d6dded;--text: #0f1b2d;--muted: #5b6b84;--faint: #93a0b6;--primary: #2563eb;--primary-600: #1d4ed8;--primary-700: #1a45bd;--primary-050: #eaf1ff;--primary-100: #d8e6ff;--accent: #0ea5a4;--success: #15a34a;--success-050: #e7f7ee;--danger: #e5484d;--danger-050: #fdecec;--warning: #e8930c;--warning-050: #fff3e0;--violet: #7c3aed;--violet-050: #f1eaff;--info: #2563eb;--info-050: #eaf1ff;--side-bg: #ffffff;--side-txt: #56657e;--side-txt-strong: #0f1b2d;--radius-lg: 20px;--radius: 14px;--radius-sm: 10px;--shadow-sm: 0 1px 2px rgba(15, 27, 45, .05), 0 1px 3px rgba(15, 27, 45, .04);--shadow: 0 6px 18px rgba(15, 27, 45, .07), 0 2px 6px rgba(15, 27, 45, .04);--shadow-lg: 0 22px 50px rgba(15, 27, 45, .14), 0 8px 20px rgba(15, 27, 45, .06);--ring: 0 0 0 3px rgba(37, 99, 235, .16)}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;font-size:14px;font-feature-settings:"cv02","cv03","cv04","ss01"}h1{font-size:23px;font-weight:800;letter-spacing:-.025em;margin:0}h2{font-size:16px;font-weight:700;letter-spacing:-.015em}h3{font-size:14px;font-weight:700;letter-spacing:-.01em}svg.lucide{stroke-width:2;flex-shrink:0}.shell{display:flex;height:100dvh;background:var(--bg)}.sidebar{width:236px;flex-shrink:0;background:var(--side-bg);border-right:1px solid var(--border);color:var(--side-txt);display:flex;flex-direction:column;padding:16px 14px;gap:3px}.sidebar .logo{display:flex;align-items:center;gap:11px;color:var(--side-txt-strong);font-weight:800;font-size:17px;letter-spacing:-.02em;padding:6px 8px 16px}.sidebar .logo .dot{width:34px;height:34px;border-radius:11px;background:linear-gradient(140deg,var(--primary),#4f86ff 60%,var(--accent));display:grid;place-items:center;color:#fff;box-shadow:0 6px 14px #2563eb4d}.sidebar .section-label{font-size:10.5px;text-transform:uppercase;letter-spacing:.09em;color:var(--faint);padding:14px 10px 6px;font-weight:700}.navlink{display:flex;align-items:center;gap:11px;padding:9px 11px;border-radius:11px;color:var(--side-txt);font-weight:600;font-size:13.5px;cursor:pointer;border:0;background:transparent;width:100%;text-align:left;transition:background .14s ease,color .14s ease}.navlink .ic{width:20px;height:20px;display:grid;place-items:center;color:var(--faint);transition:color .14s ease}.navlink:hover{background:var(--surface-2);color:var(--text)}.navlink:hover .ic{color:var(--muted)}.navlink.active{background:var(--primary-050);color:var(--primary-700);font-weight:700}.navlink.active .ic{color:var(--primary)}.sidebar .spacer{flex:1}.sidebar .userbox{border-top:1px solid var(--border);padding:12px 8px 2px;margin-top:8px;display:flex;align-items:center;gap:10px}.sidebar .userbox .avatar{width:32px;height:32px;border-radius:50%;flex-shrink:0;background:linear-gradient(140deg,var(--primary),var(--accent));color:#fff;display:grid;place-items:center;font-weight:800;font-size:13px}.sidebar .userbox .name{color:var(--text);font-weight:700;font-size:13px;line-height:1.2}.sidebar .userbox .role{color:var(--faint);font-size:11px;text-transform:capitalize}.main{flex:1;min-width:0;display:flex;flex-direction:column;overflow:hidden}.topbar{height:62px;flex-shrink:0;background:#ffffffd9;-webkit-backdrop-filter:saturate(180%) blur(8px);backdrop-filter:saturate(180%) blur(8px);border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;padding:0 24px}.topbar .title{font-size:19px;font-weight:800;letter-spacing:-.025em}.content{flex:1;overflow:auto}@media(max-width:860px){.shell{flex-direction:column;height:100dvh}.sidebar{width:100%;flex-direction:row;align-items:center;gap:6px;padding:8px 10px;overflow-x:auto;border-right:0;border-bottom:1px solid var(--border)}.sidebar .logo{padding:4px 6px;font-size:15px}.sidebar .logo .dot{width:28px;height:28px}.sidebar .section-label,.sidebar .spacer,.sidebar .userbox{display:none}.navlink{padding:8px 11px;white-space:nowrap}.navlink.active{box-shadow:inset 0 -2px 0 var(--primary)}.topbar{height:54px;padding:0 16px}.topbar .title{font-size:16px}}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-sm)}.card-hover{transition:box-shadow .18s ease,transform .18s ease,border-color .18s ease}.card-hover:hover{box-shadow:var(--shadow);transform:translateY(-2px);border-color:var(--border-strong)}.practice-link{transition:background .15s ease,box-shadow .15s ease}.practice-link:hover{background:var(--primary-050)!important;box-shadow:inset 0 0 0 1px var(--primary)}.btn{display:inline-flex;align-items:center;gap:7px;border:1px solid var(--border-strong);background:var(--surface);color:var(--text);border-radius:var(--radius-sm);padding:8px 14px;font-size:13px;font-weight:600;cursor:pointer;transition:background .14s,border-color .14s,box-shadow .14s,transform .05s}.btn:hover{background:var(--surface-2);border-color:var(--border-strong)}.btn:active{transform:translateY(1px)}.btn-primary{background:var(--primary);border-color:var(--primary);color:#fff;box-shadow:0 4px 12px #2563eb3d}.btn-primary:hover{background:var(--primary-600);border-color:var(--primary-600)}.btn-danger{background:var(--danger);border-color:var(--danger);color:#fff}.btn:disabled{opacity:.55;cursor:default;box-shadow:none}.input,.select,textarea.input{width:100%;border:1px solid var(--border-strong);background:var(--surface);border-radius:var(--radius-sm);padding:9px 12px;font-size:14px;color:var(--text);font-family:inherit;transition:border-color .14s,box-shadow .14s}.input:focus,.select:focus,textarea.input:focus{outline:none;border-color:var(--primary);box-shadow:var(--ring)}.input::placeholder{color:var(--faint)}.badge{display:inline-flex;align-items:center;gap:5px;font-size:11px;font-weight:700;padding:3px 9px;border-radius:999px;line-height:1.35}.badge svg{width:12px;height:12px}.pagepad{padding:clamp(16px,3vw,28px)}::-webkit-scrollbar{width:11px;height:11px}::-webkit-scrollbar-thumb{background:#cfd7e6;border-radius:8px;border:3px solid transparent;background-clip:content-box}::-webkit-scrollbar-thumb:hover{background:#b7c2d6;background-clip:content-box}@keyframes niino-pulse{0%,to{opacity:1}50%{opacity:.35}}.live-dot{display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--danger);animation:niino-pulse 1.3s ease-in-out infinite}@keyframes niino-shimmer{0%{background-position:-420px 0}to{background-position:420px 0}}@keyframes niino-spin{to{transform:rotate(360deg)}}.spin{animation:niino-spin .8s linear infinite}.skeleton{background:linear-gradient(90deg,var(--surface-2) 25%,var(--surface-3) 37%,var(--surface-2) 63%);background-size:420px 100%;animation:niino-shimmer 1.25s ease-in-out infinite;border-radius:6px}.seg{display:flex;gap:3px;background:var(--surface-2);padding:3px;border-radius:10px}.seg button{flex:1;padding:6px 8px;border-radius:8px;border:0;cursor:pointer;font-size:12.5px;font-weight:600;background:transparent;color:var(--muted);transition:background .12s,color .12s}.seg button.on{background:var(--surface);color:var(--primary-700);box-shadow:var(--shadow-sm)}