@import"https://fonts.googleapis.com/css2?family=Montserrat:wght@600;700;800;900&family=Inter:wght@400;500;600;700&display=swap";:root{--bg:#f9fafb;--surface:#ffffff;--surface-hover:#f3f4f6;--border:#e5e7eb;--primary:#9f1239;--primary-dark:#881337;--primary-deep:#4c0519;--primary-light:#f43f5e;--primary-soft:#fda4af;--pale:#ffe4e6;--xpale:#fff1f2;--text:#111827;--text2:#6b7280;--muted:#9ca3af;--success:#16a34a;--warning:#d97706;--error:#dc2626;--info:#2563eb;--radius:16px;--radius-sm:11px;--shadow:0 1px 2px rgba(17,24,39,.05), 0 4px 12px -4px rgba(17,24,39,.1);--shadow-lg:0 12px 34px -12px rgba(17,24,39,.22);--sidebar:248px}*{box-sizing:border-box;margin:0;padding:0}html,body{height:100%}body{background:var(--bg);color:var(--text);font-family:Inter,system-ui,sans-serif;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}.app{display:grid;grid-template-columns:var(--sidebar) 1fr;min-height:100vh}.sidebar{background:linear-gradient(180deg,var(--primary-dark),var(--primary-deep));color:#fff;display:flex;flex-direction:column;position:sticky;top:0;height:100vh}.sidebar .sb-brand{display:flex;align-items:center;gap:12px;padding:20px 22px 18px}.sidebar .sb-brand .logo{width:120px;height:30px;background:url(/assets/logo_white-DtS7Zv2y.png) no-repeat left center/contain}.sidebar .sb-role{margin:0 16px 14px;background:#ffffff1f;border:1px solid rgba(255,255,255,.18);border-radius:12px;padding:11px 13px;display:flex;align-items:center;gap:11px}.sidebar .sb-role .av{width:36px;height:36px;border-radius:9px;background:#ffffff2e;display:flex;align-items:center;justify-content:center;font-family:Montserrat;font-weight:800;font-size:14px;flex:none}.sidebar .sb-role .rn{font-family:Montserrat;font-weight:700;font-size:13.5px;line-height:1.2}.sidebar .sb-role .rr{font-size:11px;opacity:.8}.sb-nav{flex:1;padding:6px 12px;overflow-y:auto}.sb-sec{font-size:10px;letter-spacing:1.4px;text-transform:uppercase;opacity:.55;margin:16px 12px 7px;font-weight:700}.sb-link{display:flex;align-items:center;gap:12px;padding:10px 13px;border-radius:10px;font-size:13.5px;font-weight:500;color:#ffffffd1;cursor:pointer;transition:.14s;margin-bottom:2px}.sb-link .ic{width:20px;text-align:center;font-size:15px;flex:none}.sb-link:hover{background:#ffffff1a;color:#fff}.sb-link.active{background:#fff;color:var(--primary);font-weight:700;box-shadow:var(--shadow)}.sb-foot{padding:14px 18px;font-size:11px;opacity:.6;border-top:1px solid rgba(255,255,255,.12)}.main{display:flex;flex-direction:column;min-width:0}.topbar{height:64px;background:var(--surface);border-bottom:1px solid var(--border);display:flex;align-items:center;gap:16px;padding:0 28px;position:sticky;top:0;z-index:20}.topbar .crumbs{display:flex;align-items:center;gap:8px;color:var(--text2);font-size:13.5px;font-weight:500}.topbar .crumbs b{color:var(--text);font-family:Montserrat;font-weight:700}.topbar .crumbs .sep{color:var(--muted)}.topbar .tb-right{margin-left:auto;display:flex;align-items:center;gap:12px}.pill{display:inline-flex;align-items:center;gap:7px;background:var(--surface-hover);border:1px solid var(--border);padding:7px 13px;border-radius:30px;font-size:12.5px;color:var(--text2);font-weight:600}.pill .live{width:7px;height:7px;border-radius:50%;background:var(--success);box-shadow:0 0 0 3px #16a34a33}.page{padding:28px 32px 44px;overflow-y:auto}.page-head{display:flex;align-items:flex-end;justify-content:space-between;gap:18px;margin-bottom:22px}.page-head h1{font-family:Montserrat;font-weight:800;font-size:28px;letter-spacing:-.4px}.page-head p{color:var(--text2);font-size:14px;margin-top:5px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;font-family:Montserrat;font-weight:700;font-size:14px;border-radius:11px;padding:11px 18px;cursor:pointer;border:1px solid transparent;transition:.15s;-webkit-user-select:none;user-select:none}.btn-primary{background:var(--primary);color:#fff;box-shadow:0 8px 20px -10px #9f1239b3}.btn-primary:hover{background:var(--primary-dark)}.btn-ghost{background:#fff;border-color:var(--border);color:var(--text)}.btn-ghost:hover{background:var(--surface-hover)}.btn-sm{padding:7px 13px;font-size:12.5px;border-radius:9px}.btn-danger{background:#fff;border-color:#fecaca;color:var(--error)}.btn-danger:hover{background:#fef2f2}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow)}.card-p{padding:20px 22px}.grid{display:grid;gap:16px}.g-4{grid-template-columns:repeat(4,1fr)}.g-3{grid-template-columns:repeat(3,1fr)}.g-2{grid-template-columns:repeat(2,1fr)}.section-h{font-family:Montserrat;font-weight:700;font-size:13px;letter-spacing:.6px;text-transform:uppercase;color:var(--text2);margin:26px 0 13px}.stat{padding:18px 20px}.stat .sk{font-size:12px;color:var(--text2);letter-spacing:.3px;text-transform:uppercase;font-weight:600;display:flex;align-items:center;gap:8px}.stat .sk .si{width:30px;height:30px;border-radius:9px;background:var(--xpale);color:var(--primary);border:1px solid var(--pale);display:flex;align-items:center;justify-content:center;font-size:15px}.stat .sv{font-family:Montserrat;font-weight:800;font-size:32px;margin-top:11px}.stat .sd{font-size:12px;color:var(--text2);margin-top:3px}.stat .sd .up{color:var(--success);font-weight:700}.stat .sd .down{color:var(--error);font-weight:700}.tbl{width:100%;border-collapse:collapse;font-size:13.5px}.tbl th{text-align:left;font-size:11px;letter-spacing:.6px;text-transform:uppercase;color:var(--text2);font-weight:700;padding:12px 16px;border-bottom:1px solid var(--border);white-space:nowrap}.tbl td{padding:13px 16px;border-bottom:1px solid var(--border);vertical-align:middle}.tbl tr:last-child td{border-bottom:none}.tbl tbody tr{transition:.12s}.tbl tbody tr:hover{background:var(--surface-hover)}.tbl .nm{font-weight:600;color:var(--text)}.av-sm{width:30px;height:30px;border-radius:50%;background:var(--xpale);color:var(--primary);border:1px solid var(--pale);display:inline-flex;align-items:center;justify-content:center;font-family:Montserrat;font-weight:700;font-size:11px;margin-right:9px;vertical-align:middle}.chip{display:inline-flex;align-items:center;gap:6px;font-size:11.5px;font-weight:700;padding:4px 11px;border-radius:20px}.chip.admin{background:#ede9fe;color:#6d28d9}.chip.principal{background:var(--xpale);color:var(--primary)}.chip.vp{background:#cffafe;color:#0e7490}.chip.teacher,.chip.on{background:#dcfce7;color:#15803d}.chip.off{background:#f3f4f6;color:var(--muted)}.chip.warn{background:#fef3c7;color:#b45309}.field{margin-bottom:16px}.field label{display:block;font-size:12.5px;font-weight:600;color:var(--text);margin-bottom:6px}.field .hint{font-size:11.5px;color:var(--muted);margin-top:5px}.inp,.sel,.ta{width:100%;font-family:Inter;font-size:14px;color:var(--text);background:#fff;border:1px solid var(--border);border-radius:10px;padding:11px 13px;transition:.14s}.inp:focus,.sel:focus,.ta:focus{outline:none;border-color:var(--primary-soft);box-shadow:0 0 0 3px #f43f5e33}.ta{resize:vertical;min-height:80px}.row-2{display:grid;grid-template-columns:1fr 1fr;gap:14px}.row-3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:14px}.bar{height:9px;border-radius:8px;background:#eef0f3;overflow:hidden;min-width:90px}.bar i{display:block;height:100%;background:linear-gradient(90deg,var(--primary),var(--success))}.bar.solo i{background:var(--primary)}.login-wrap{min-height:100vh;display:grid;grid-template-columns:1.1fr .9fr}.login-art{background:linear-gradient(150deg,var(--primary),var(--primary-deep));color:#fff;padding:56px 60px;display:flex;flex-direction:column;justify-content:space-between;position:relative;overflow:hidden}.login-art:after{content:"";position:absolute;right:-120px;bottom:-120px;width:420px;height:420px;border-radius:50%;background:#ffffff0f}.login-art .logo{width:170px;height:42px;background:url(/assets/logo_white-DtS7Zv2y.png) no-repeat left center/contain}.login-art .hero{max-width:430px;position:relative;z-index:1}.login-art .hero h2{font-family:Montserrat;font-weight:900;font-size:42px;line-height:1.08;letter-spacing:-1px}.login-art .hero p{font-size:15.5px;opacity:.9;margin-top:16px;line-height:1.6}.login-art .feats{display:flex;flex-direction:column;gap:13px;margin-top:30px}.login-art .feat{display:flex;align-items:center;gap:13px;font-size:14px}.login-art .feat .fi{width:34px;height:34px;border-radius:9px;background:#ffffff29;display:flex;align-items:center;justify-content:center;font-size:16px;flex:none}.login-art .foot{font-size:12.5px;opacity:.7;position:relative;z-index:1}.login-form{display:flex;flex-direction:column;justify-content:center;padding:56px 64px;max-width:560px}.login-form h3{font-family:Montserrat;font-weight:800;font-size:26px}.login-form .sub{color:var(--text2);font-size:14px;margin-top:6px;margin-bottom:28px}.pin-inp{letter-spacing:10px;font-family:Montserrat;font-weight:700;font-size:18px}.demo-note{margin-top:22px;font-size:12.5px;color:var(--text2);background:var(--surface-hover);border:1px solid var(--border);border-radius:11px;padding:13px 15px;line-height:1.6}.demo-note b{color:var(--text)}.role-switch{display:flex;gap:8px;flex-wrap:wrap;margin-top:11px}.role-switch a{font-size:12px;font-weight:700;padding:6px 12px;border-radius:20px;background:#fff;border:1px solid var(--border);color:var(--text2)}.role-switch a:hover{border-color:var(--primary-soft);color:var(--primary)}.muted{color:var(--text2)}.sm{font-size:12.5px}.builder-row{display:flex;align-items:flex-start;gap:12px;background:#fff;border:1px solid var(--border);border-radius:13px;padding:14px 16px;box-shadow:var(--shadow);margin-bottom:12px}.builder-row .qn{width:34px;height:34px;border-radius:9px;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;font-family:Montserrat;font-weight:800;font-size:14px;flex:none}.opt-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:10px}.opt-inp{display:flex;align-items:center;gap:9px}.opt-inp .ol{width:28px;height:28px;border-radius:8px;display:flex;align-items:center;justify-content:center;font-family:Montserrat;font-weight:800;font-size:13px;color:#fff;flex:none}.ola{background:var(--primary)}.olb{background:var(--warning)}.olc{background:var(--info)}.old{background:#7c3aed}.opt-inp input[type=radio]{width:17px;height:17px;accent-color:var(--success)}.roster-list{display:flex;flex-direction:column;gap:7px}.roster-item{display:flex;align-items:center;gap:13px;background:#fff;border:1px solid var(--border);border-radius:10px;padding:9px 14px}.roster-item .cardno{width:34px;height:34px;border-radius:9px;background:var(--xpale);color:var(--primary);border:1px solid var(--pale);display:flex;align-items:center;justify-content:center;font-family:Montserrat;font-weight:800;font-size:13px;flex:none}.roster-item .drag{margin-left:auto;color:var(--muted);cursor:grab;font-size:16px}.donut{width:120px;height:120px;border-radius:50%;position:relative;background:conic-gradient(var(--success) 0 var(--p,76%),#eef0f3 0)}.donut:after{content:"";position:absolute;top:13px;right:13px;bottom:13px;left:13px;border-radius:50%;background:#fff}.donut b{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;font-family:Montserrat;font-weight:800;font-size:26px}.qbreak{display:flex;flex-direction:column;gap:11px}.qb{display:flex;align-items:center;gap:12px}.qb .ql{width:32px;font-family:Montserrat;font-weight:700;font-size:12.5px;color:var(--text2)}.qb .qp{width:46px;text-align:right;font-size:12.5px;color:var(--text2);font-weight:600}.banner{display:flex;align-items:center;gap:13px;background:var(--xpale);border:1px solid var(--pale);border-radius:13px;padding:14px 18px;color:var(--primary);font-size:13.5px;margin-bottom:20px}.banner.info{background:#eff6ff;border-color:#bfdbfe;color:var(--info)}.banner .bi{font-size:18px}::-webkit-scrollbar{width:10px;height:10px}::-webkit-scrollbar-thumb{background:#d8c2c8;border-radius:10px;border:2px solid transparent;background-clip:padding-box}::-webkit-scrollbar-thumb:hover{background:var(--primary-soft)}@media (max-width:1100px){.g-4{grid-template-columns:repeat(2,1fr)}.g-3{grid-template-columns:1fr}}@media (max-width:860px){.app{grid-template-columns:1fr}.sidebar{display:none}.login-wrap{grid-template-columns:1fr}.login-art{display:none}}