:root{--primary: #3B82F6;--primary-dark: #2563EB;--primary-light: #EFF6FF;--secondary: #10B981;--secondary-light: #DCFCE7;--danger: #EF4444;--danger-light: #FEE2E2;--warning: #F59E0B;--warning-light: #FEF3C7;--text-main: #0F172A;--text-sub: #334155;--text-muted: #64748B;--bg-color: #F1F5F9;--surface-color: #FFFFFF;--glass-bg: #FFFFFF;--border-color: #E2E8F0;--border-strong: #CBD5E1;--sidebar-bg: #0F172A;--sidebar-width: 252px;--header-height: 68px;--radius-lg: 14px;--radius-md: 10px;--radius-sm: 8px;--shadow-sm: 0 1px 3px rgba(0,0,0,.06), 0 1px 2px rgba(0,0,0,.04);--shadow-md: 0 4px 8px rgba(0,0,0,.07), 0 2px 4px rgba(0,0,0,.04);--shadow-glass: var(--shadow-sm)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;background-color:var(--bg-color);color:var(--text-main);line-height:1.6;overflow-x:hidden}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.app-layout{display:flex;min-height:100vh}.sidebar{width:var(--sidebar-width);background:var(--sidebar-bg);display:flex;flex-direction:column;position:fixed;height:100vh;z-index:10;border-right:1px solid rgba(255,255,255,.05)}.logo{padding:22px 18px 18px;display:flex;align-items:center;gap:11px;border-bottom:1px solid rgba(255,255,255,.07)}.logo-icon{width:34px;height:34px;background:var(--primary);border-radius:9px;display:flex;align-items:center;justify-content:center;flex-shrink:0;box-shadow:0 4px 12px #3b82f666}.logo h2{font-weight:700;font-size:1.05rem;color:#fff;letter-spacing:-.2px;line-height:1.2}.logo p{font-size:.7rem;color:#475569;font-weight:400;margin-top:1px}.nav-menu{padding:14px 10px;display:flex;flex-direction:column;gap:3px;flex:1}.nav-section-label{font-size:.68rem;font-weight:600;color:#334155;letter-spacing:.08em;text-transform:uppercase;padding:8px 12px 4px}.nav-item{display:flex;align-items:center;gap:11px;padding:10px 13px;text-decoration:none;color:#94a3b8;font-weight:500;font-size:.88rem;border-radius:var(--radius-sm);transition:color .15s,background .15s;cursor:pointer}.nav-item svg{width:17px;height:17px;flex-shrink:0;stroke:currentColor;transition:stroke .15s}.nav-item:hover{color:#e2e8f0;background:#ffffff12}.nav-item.active{color:#fff;background:var(--primary);box-shadow:0 2px 8px #3b82f659}.sidebar-footer{padding:16px 18px;border-top:1px solid rgba(255,255,255,.07);font-size:.72rem;color:#334155}.main-content{flex:1;margin-left:var(--sidebar-width);display:flex;flex-direction:column;min-height:100vh}.top-header{height:var(--header-height);padding:0 32px;display:flex;align-items:center;justify-content:space-between;background:var(--surface-color);position:sticky;top:0;z-index:5;border-bottom:1px solid var(--border-color)}.top-header h1{font-size:1.2rem;font-weight:700;color:var(--text-main);letter-spacing:-.3px}.content-area{padding:28px 32px;flex:1;animation:fadeIn .25s ease-out}.btn-primary{background:var(--primary);color:#fff;border:none;padding:9px 18px;border-radius:var(--radius-sm);font-weight:600;font-size:.875rem;cursor:pointer;transition:background .15s ease,box-shadow .15s ease;display:inline-flex;align-items:center;justify-content:center;gap:6px;letter-spacing:-.1px}.btn-primary:hover{background:var(--primary-dark);box-shadow:0 4px 12px #3b82f647}.btn-primary:active{transform:scale(.98)}.glass-panel{background:var(--surface-color);border:1px solid var(--border-color);box-shadow:var(--shadow-sm);border-radius:var(--radius-lg);padding:24px;transition:box-shadow .2s ease}.glass-panel:hover{box-shadow:var(--shadow-md);transform:none}.stat-card{position:relative;overflow:hidden}.stat-card:after{content:none}.hui-table{width:100%;border-collapse:collapse}.hui-table thead tr{background:#f8fafc}.hui-table th{text-align:left;padding:10px 16px;color:var(--text-muted);font-size:.72rem;font-weight:600;letter-spacing:.06em;text-transform:uppercase;border-bottom:1px solid var(--border-color);white-space:nowrap}.hui-table td{padding:13px 16px;border-bottom:1px solid #F8FAFC;vertical-align:middle;font-size:.9rem;color:var(--text-sub)}.hui-table tr:last-child td{border-bottom:none}.hui-table tbody tr{transition:background .1s}.hui-table tbody tr:hover td{background:#f8fafc;cursor:default}.badge-song{background:var(--secondary-light);color:#15803d;padding:3px 9px;border-radius:99px;font-size:.75rem;font-weight:600;display:inline-block;letter-spacing:.01em}.badge-chet{background:var(--danger-light);color:#b91c1c;padding:3px 9px;border-radius:99px;font-size:.75rem;font-weight:600;display:inline-block;letter-spacing:.01em}.form-group{display:flex;flex-direction:column;gap:6px}.form-group label{font-size:.82rem;font-weight:600;color:var(--text-sub)}.form-input{padding:9px 13px;border:1.5px solid var(--border-color);border-radius:var(--radius-sm);font-size:.92rem;outline:none;width:100%;transition:border-color .15s,box-shadow .15s;background:#fafbfc;font-family:inherit;color:var(--text-main)}.form-input:focus{border-color:var(--primary);background:#fff;box-shadow:0 0 0 3px #3b82f61a}select.form-input{cursor:pointer}.modal-overlay{display:none;position:fixed;top:0;right:0;bottom:0;left:0;background:#0f172a99;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);z-index:100;align-items:center;justify-content:center;padding:20px}.modal-overlay.active{display:flex}.modal-content{background:#fff;border-radius:var(--radius-lg);padding:28px;width:100%;max-width:500px;animation:slideUp .22s ease;max-height:90vh;overflow-y:auto;box-shadow:0 20px 48px #0003}@keyframes slideUp{0%{opacity:0;transform:translateY(14px)}to{opacity:1;transform:translateY(0)}}