:root{--bg-0: #0a0e1a;--bg-1: #111726;--bg-2: #1a2236;--bg-3: #232d44;--txt-1: #e8edf7;--txt-2: #9aa6be;--txt-3: #5c6880;--brand: #2dd4bf;--brand-dim: #1a7a6e;--accent: #6366f1;--green: #22c55e;--red: #ef4444;--amber: #f59e0b;--radius: 14px;--radius-sm: 9px;--gap: 16px;--sidebar-w: 248px;--shadow: 0 8px 30px rgba(0,0,0,.35);--font: "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif}*{margin:0;padding:0;box-sizing:border-box}html,body,#root{height:100%}body{font-family:var(--font);background:var(--bg-0);color:var(--txt-1);-webkit-font-smoothing:antialiased;line-height:1.55}a{color:inherit;text-decoration:none}button{font-family:inherit;cursor:pointer}input,select{font-family:inherit}::-webkit-scrollbar{width:9px;height:9px}::-webkit-scrollbar-track{background:var(--bg-0)}::-webkit-scrollbar-thumb{background:var(--bg-3);border-radius:6px}::-webkit-scrollbar-thumb:hover{background:var(--brand-dim)}.app-shell{display:flex;min-height:100vh}.main-area{flex:1;margin-right:var(--sidebar-w);display:flex;flex-direction:column;min-width:0}.page-body{padding:28px 32px;flex:1}.sidebar{position:fixed;top:0;right:0;bottom:0;width:var(--sidebar-w);background:var(--bg-1);border-left:1px solid var(--bg-3);display:flex;flex-direction:column;padding:22px 14px;z-index:50}.sidebar-logo{display:flex;align-items:center;gap:10px;padding:6px 10px 22px;font-size:20px;font-weight:800;color:var(--brand);letter-spacing:.5px}.nav-list{display:flex;flex-direction:column;gap:4px;flex:1}.nav-item{display:flex;align-items:center;gap:12px;padding:11px 14px;border-radius:var(--radius-sm);color:var(--txt-2);font-size:14.5px;font-weight:600;transition:all .15s;border:none;background:transparent;width:100%;text-align:right}.nav-item:hover{background:var(--bg-2);color:var(--txt-1)}.nav-item.active{background:var(--brand);color:#04121a;box-shadow:var(--shadow)}.nav-item.admin{color:var(--accent)}.nav-item.admin.active{background:var(--accent);color:#fff}.sidebar-footer{border-top:1px solid var(--bg-3);padding-top:14px;margin-top:10px}.user-chip{display:flex;align-items:center;gap:10px;padding:8px 12px;border-radius:var(--radius-sm);background:var(--bg-2);font-size:13px}.user-chip .tier{margin-right:auto;font-size:11px;font-weight:700;padding:2px 8px;border-radius:20px;background:var(--brand-dim);color:var(--brand)}.logout-btn{margin-top:8px;width:100%;padding:9px;border:1px solid var(--bg-3);background:transparent;color:var(--txt-2);border-radius:var(--radius-sm);font-size:13px;font-weight:600}.logout-btn:hover{border-color:var(--red);color:var(--red)}.topbar{height:64px;border-bottom:1px solid var(--bg-3);display:flex;align-items:center;padding:0 32px;gap:16px;background:var(--bg-1)}.topbar h1{font-size:19px;font-weight:700}.topbar .spacer{flex:1}.status-dot{display:inline-flex;align-items:center;gap:7px;font-size:12.5px;color:var(--txt-2)}.status-dot:before{content:"";width:8px;height:8px;border-radius:50%;background:var(--green);box-shadow:0 0 8px var(--green)}.lang-btn{display:inline-flex;align-items:center;gap:6px;padding:7px 13px;border-radius:var(--radius-sm);background:var(--bg-2);border:1px solid var(--bg-3);color:var(--txt-1);font-size:13px;font-weight:700;transition:all .15s}.lang-btn:hover{border-color:var(--brand);color:var(--brand)}.card{background:var(--bg-1);border:1px solid var(--bg-3);border-radius:var(--radius);padding:20px}.card-title{font-size:13px;font-weight:700;color:var(--txt-2);text-transform:uppercase;letter-spacing:.6px;margin-bottom:14px}.grid{display:grid;gap:var(--gap)}.grid-2{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-4{grid-template-columns:repeat(4,1fr)}@media (max-width: 900px){.grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}}.stat{display:flex;flex-direction:column;gap:6px}.stat .label{font-size:13px;color:var(--txt-2)}.stat .value{font-size:28px;font-weight:800}.stat .value.green{color:var(--green)}.stat .value.red{color:var(--red)}.btn{padding:11px 18px;border-radius:var(--radius-sm);border:none;font-size:14px;font-weight:700;transition:all .15s;display:inline-flex;align-items:center;gap:8px}.btn-primary{background:var(--brand);color:#04121a}.btn-primary:hover{filter:brightness(1.1)}.btn-ghost{background:var(--bg-2);color:var(--txt-1);border:1px solid var(--bg-3)}.btn-ghost:hover{border-color:var(--brand)}.btn-danger{background:var(--red);color:#fff}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-block{width:100%;justify-content:center}.field{display:flex;flex-direction:column;gap:7px;margin-bottom:16px}.field label{font-size:13px;font-weight:600;color:var(--txt-2)}.field input,.field select{padding:11px 14px;border-radius:var(--radius-sm);background:var(--bg-0);border:1px solid var(--bg-3);color:var(--txt-1);font-size:14px;outline:none;transition:border .15s}.field input:focus,.field select:focus{border-color:var(--brand)}.badge{display:inline-flex;align-items:center;gap:5px;padding:3px 10px;border-radius:20px;font-size:12px;font-weight:700}.badge.long{background:#22c55e26;color:var(--green)}.badge.short{background:#ef444426;color:var(--red)}.badge.grade{background:#2dd4bf26;color:var(--brand)}.tbl{width:100%;border-collapse:collapse;font-size:14px}.tbl th{text-align:right;padding:12px 14px;color:var(--txt-2);font-size:12px;font-weight:700;text-transform:uppercase;border-bottom:1px solid var(--bg-3)}.tbl td{padding:13px 14px;border-bottom:1px solid var(--bg-2)}.tbl tr:hover td{background:var(--bg-2)}.empty,.loading{text-align:center;padding:50px 20px;color:var(--txt-3);font-size:14px}.toggle-row{display:flex;align-items:center;justify-content:space-between;padding:16px;background:var(--bg-2);border-radius:var(--radius-sm);margin-bottom:12px}.switch{position:relative;width:52px;height:28px}.switch input{display:none}.switch .slider{position:absolute;top:0;right:0;bottom:0;left:0;background:var(--bg-3);border-radius:20px;transition:.2s;cursor:pointer}.switch .slider:before{content:"";position:absolute;width:22px;height:22px;right:3px;top:3px;background:#fff;border-radius:50%;transition:.2s}.switch input:checked+.slider{background:var(--brand)}.switch input:checked+.slider:before{transform:translate(-24px)}.mode-switch{display:flex;gap:10px;margin-bottom:20px}.mode-btn{flex:1;padding:16px;border-radius:var(--radius);background:var(--bg-2);border:2px solid var(--bg-3);color:var(--txt-2);font-size:15px;font-weight:700;transition:all .15s;display:flex;flex-direction:column;align-items:center;gap:8px}.mode-btn.active{border-color:var(--brand);color:var(--brand);background:#2dd4bf14}.alert{padding:13px 16px;border-radius:var(--radius-sm);font-size:13.5px;margin-bottom:16px;border:1px solid}.alert.error{background:#ef44441a;border-color:var(--red);color:#fca5a5}.alert.success{background:#22c55e1a;border-color:var(--green);color:#86efac}.alert.info{background:#6366f11a;border-color:var(--accent);color:#c7d2fe}.bottom-nav{display:none}@media (max-width: 1024px){:root{--sidebar-w: 200px}.page-body{padding:22px}.topbar{padding:0 22px}}@media (max-width: 720px){.sidebar{display:none}.main-area{margin-right:0}.page-body{padding:16px 14px 88px}.topbar{padding:0 16px;height:56px}.topbar h1{font-size:17px}.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}.stat .value{font-size:24px}.bottom-nav{display:flex;position:fixed;bottom:0;right:0;left:0;background:var(--bg-1);border-top:1px solid var(--bg-3);padding:8px 4px;padding-bottom:max(8px,env(safe-area-inset-bottom));z-index:100;justify-content:space-around;align-items:center}.bottom-nav-item{display:flex;flex-direction:column;align-items:center;gap:3px;background:none;border:none;color:var(--txt-3);font-size:10px;font-weight:600;padding:4px 8px;border-radius:10px;min-width:56px;transition:color .15s}.bottom-nav-item.active{color:var(--brand)}.bottom-nav-item.admin.active{color:var(--accent)}.card{padding:16px}.tbl{font-size:13px}.tbl th,.tbl td{padding:10px 8px}.mode-btn{padding:13px;font-size:14px}}@media (max-width: 380px){.bottom-nav-item{font-size:9px;min-width:48px;padding:4px}.bottom-nav-item span{display:none}}.more-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:200;background:#0000008c;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);display:flex;align-items:flex-end;animation:fadeIn .2s ease}.more-sheet{width:100%;background:var(--bg-1);border-top:1px solid var(--border);border-radius:20px 20px 0 0;padding:20px 16px calc(20px + env(safe-area-inset-bottom));box-shadow:0 -8px 30px #0006;animation:slideUp .25s ease}.more-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px;font-size:16px;font-weight:700;color:var(--txt-1)}.more-close{background:var(--bg-2);border:none;color:var(--txt-2);width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer}.more-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.more-item{display:flex;flex-direction:column;align-items:center;gap:8px;padding:18px 8px;border-radius:14px;background:var(--bg-2);color:var(--txt-2);text-decoration:none;font-size:13px;font-weight:600;transition:all .15s}.more-item.active{background:var(--brand-dim);color:var(--brand)}.more-item:active{transform:scale(.96)}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{transform:translateY(100%)}to{transform:translateY(0)}}.bell-btn{position:relative;display:flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:10px;border:1px solid var(--border);background:var(--bg-2);color:var(--txt-2);cursor:pointer;margin-inline-start:8px}.bell-btn:hover{color:var(--brand);border-color:var(--brand)}.bell-badge{position:absolute;top:-6px;inset-inline-end:-6px;min-width:18px;height:18px;padding:0 4px;border-radius:9px;background:var(--red, #ef4444);color:#fff;font-size:11px;font-weight:700;display:flex;align-items:center;justify-content:center}.bell-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:90}.bell-panel{position:fixed;top:64px;inset-inline-end:16px;width:340px;max-width:calc(100vw - 32px);max-height:70vh;background:var(--bg-1);border:1px solid var(--border);border-radius:14px;box-shadow:0 12px 40px #0006;z-index:100;display:flex;flex-direction:column;overflow:hidden}.bell-panel-head{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;border-bottom:1px solid var(--border);font-weight:700}.bell-panel-head button{background:none;border:none;color:var(--txt-3);cursor:pointer;display:flex}.bell-list{overflow-y:auto;padding:6px}.bell-empty{padding:32px 16px;text-align:center;color:var(--txt-3);font-size:14px}.bell-item{padding:12px 14px;border-radius:10px;margin-bottom:4px;background:var(--bg-2)}.bell-item-msg{font-size:13px;color:var(--txt-1);line-height:1.5;white-space:pre-wrap;word-break:break-word}.bell-item-time{font-size:11px;color:var(--txt-3);margin-top:4px}