:root{--bg:#f5f7fb;--panel:#fff;--text:#182235;--muted:#6b7586;--line:#dfe4ec;--primary:#163d7a;--primary2:#245aa5;--danger:#b42318;--success:#16834a;--warn:#a15c00;--radius:12px;--shadow:0 7px 24px rgba(22,34,53,.07);--fs:15px;--sidebar:232px}
*{box-sizing:border-box}html,body{margin:0;min-height:100%;font-family:Arial,sans-serif;font-size:var(--fs);color:var(--text);background:var(--bg)}button,input,select,textarea{font:inherit}button{cursor:pointer}.hidden{display:none!important}.app{min-height:100vh}.sidebar{position:fixed;inset:0 0 0 auto;width:var(--sidebar);background:#102d58;color:#fff;padding:14px 10px;z-index:50;overflow:auto}.brand{display:flex;align-items:center;gap:10px;padding:9px 8px 15px;border-bottom:1px solid #ffffff1c;margin-bottom:10px}.brand-mark{width:38px;height:38px;border-radius:10px;background:#fff;color:#163d7a;display:grid;place-items:center;font-weight:900;font-size:17px}.brand h2{font-size:17px;margin:0}.brand small{display:block;color:#c7d6ed;font-size:11px;margin-top:2px}.nav-group{font-size:10px;color:#9fb4d3;padding:13px 9px 5px;font-weight:700}.nav a{display:flex;align-items:center;gap:9px;color:#eaf1fb;text-decoration:none;padding:9px 10px;border-radius:9px;margin:2px 0;font-size:13px}.nav a:hover,.nav a.active{background:#ffffff16;color:#fff}.nav .ico{width:21px;text-align:center}.main{margin-right:var(--sidebar);min-height:100vh}.topbar{height:58px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 18px;position:sticky;top:0;z-index:30}.top-start,.top-end{display:flex;align-items:center;gap:8px}.icon-btn{border:1px solid var(--line);background:#fff;border-radius:9px;width:36px;height:36px;display:grid;place-items:center;color:#314055}.mobile-menu{display:none}.title-wrap h1{font-size:17px;margin:0}.title-wrap small{color:var(--muted);font-size:11px}.user-chip{display:flex;align-items:center;gap:8px;border-right:1px solid var(--line);padding-right:10px;margin-right:4px}.avatar{width:31px;height:31px;border-radius:50%;background:#eaf0fa;color:#163d7a;display:grid;place-items:center;font-weight:bold}.content{padding:16px;max-width:1600px;margin:auto}.toolbar{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-bottom:12px;flex-wrap:wrap}.toolbar-left,.toolbar-right{display:flex;align-items:center;gap:7px;flex-wrap:wrap}.btn{border:1px solid var(--line);background:#fff;color:#243349;border-radius:9px;padding:8px 12px;font-weight:700;font-size:13px}.btn:hover{border-color:#b8c2d1}.btn.primary{background:var(--primary);border-color:var(--primary);color:#fff}.btn.danger{color:var(--danger);background:#fff}.btn.ghost{background:transparent}.btn.sm{padding:6px 8px;font-size:12px}.search{position:relative}.search input{width:260px;padding:8px 33px 8px 10px;border:1px solid var(--line);border-radius:9px;background:#fff}.search:before{content:'⌕';position:absolute;right:10px;top:6px;color:#7b8799;font-size:20px}.filter{border:1px solid var(--line);border-radius:9px;padding:8px 10px;background:#fff;min-width:120px}.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}.stats{display:grid;grid-template-columns:repeat(4,minmax(150px,1fr));gap:10px;margin-bottom:12px}.stat{padding:14px}.stat .label{font-size:12px;color:var(--muted);margin-bottom:7px}.stat .value{font-size:24px;font-weight:800}.stat .meta{font-size:11px;color:var(--muted);margin-top:4px}.grid-2{display:grid;grid-template-columns:1.4fr 1fr;gap:12px}.section{padding:14px}.section-title{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px}.section-title h3{font-size:14px;margin:0}.table-wrap{overflow:auto;border-radius:11px}.table{width:100%;border-collapse:collapse;background:#fff;white-space:nowrap}.table th,.table td{border-bottom:1px solid #edf0f4;padding:9px 10px;text-align:right;font-size:12.5px}.table th{background:#f8fafc;color:#536076;font-weight:800;position:sticky;top:0}.table tr:hover td{background:#fbfcfe}.table .actions{display:flex;gap:4px}.empty{padding:35px;text-align:center;color:var(--muted)}.badge{display:inline-flex;align-items:center;border-radius:999px;padding:3px 7px;font-size:11px;font-weight:700;background:#eef2f7;color:#4b586a}.badge.ok{background:#eaf8f0;color:#147345}.badge.bad{background:#fff0ef;color:#a32920}.badge.warn{background:#fff7e8;color:#8c5400}.pager{display:flex;align-items:center;justify-content:space-between;padding:10px 2px;color:var(--muted);font-size:12px}.pager-controls{display:flex;gap:5px}.dialog{border:0;border-radius:15px;padding:0;width:min(900px,94vw);max-height:90vh;box-shadow:0 25px 80px #0004}.dialog::backdrop{background:#13203988}.dialog-head{display:flex;align-items:center;justify-content:space-between;padding:13px 16px;border-bottom:1px solid var(--line);position:sticky;top:0;background:#fff;z-index:2}.dialog-head h3{margin:0;font-size:15px}.dialog-body{padding:15px;overflow:auto;max-height:calc(90vh - 116px)}.dialog-foot{display:flex;justify-content:flex-start;gap:7px;padding:11px 15px;border-top:1px solid var(--line);position:sticky;bottom:0;background:#fff}.form-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.field{display:flex;flex-direction:column;gap:5px}.field.span2{grid-column:span 2}.field.full{grid-column:1/-1}.field label{font-size:11.5px;font-weight:800;color:#536076}.field input,.field select,.field textarea{border:1px solid #ccd4df;border-radius:8px;padding:8px 9px;background:#fff;min-width:0}.field textarea{min-height:70px;resize:vertical}.login-wrap{position:fixed;inset:0;background:#f4f6fa;z-index:1000;display:grid;place-items:center;padding:20px}.login-box{width:min(400px,100%);background:#fff;border:1px solid var(--line);border-radius:18px;padding:25px;box-shadow:0 16px 50px #1b2d4a17}.login-logo{width:58px;height:58px;border-radius:15px;background:#163d7a;color:#fff;display:grid;place-items:center;font-weight:900;font-size:21px;margin-bottom:15px}.login-box h1{font-size:21px;margin:0 0 5px}.login-box p{color:var(--muted);font-size:12px;margin:0 0 18px}.login-box .field{margin-bottom:11px}.login-box .btn{width:100%;padding:10px}.toast{position:fixed;left:18px;bottom:18px;background:#172235;color:#fff;padding:10px 14px;border-radius:10px;z-index:2000;box-shadow:var(--shadow);font-size:12px}.audit-item{display:grid;grid-template-columns:auto 1fr auto;gap:8px;align-items:center;padding:8px 0;border-bottom:1px solid #edf0f4;font-size:12px}.audit-item:last-child{border-bottom:0}.audit-dot{width:8px;height:8px;border-radius:50%;background:#2b63a8}.audit-time{font-size:10px;color:var(--muted)}.report-sheet{background:#fff;border:1px solid var(--line);padding:18px;border-radius:12px}.print-title{text-align:center;margin-bottom:14px}.print-title h2{margin:0;font-size:20px}.print-title p{margin:4px 0;color:#555}.compact .table th,.compact .table td{padding:7px 8px}.comfortable .table th,.comfortable .table td{padding:11px 12px}
@media(max-width:1050px){.stats{grid-template-columns:repeat(2,1fr)}.grid-2{grid-template-columns:1fr}.form-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:760px){:root{--sidebar:250px}.sidebar{transform:translateX(105%);transition:.2s}.sidebar.open{transform:none}.main{margin-right:0}.mobile-menu{display:grid}.topbar{padding:0 10px}.content{padding:10px}.stats{grid-template-columns:1fr 1fr;gap:7px}.stat{padding:11px}.stat .value{font-size:20px}.search{width:100%}.search input{width:100%}.toolbar-left,.toolbar-right{width:100%}.form-grid{grid-template-columns:1fr}.field.span2{grid-column:span 1}.user-chip .user-text{display:none}}
@media(max-width:430px){.stats{grid-template-columns:1fr}.top-end .btn-label{display:none}}
@media print{body{background:#fff}.sidebar,.topbar,.toolbar,.pager,.no-print,.dialog,.toast{display:none!important}.main{margin:0}.content{padding:0;max-width:none}.card,.report-sheet{border:0;box-shadow:none;border-radius:0}.table th,.table td{font-size:10pt;padding:5px;border:1px solid #bbb}.table th{position:static;background:#f4f4f4!important;color:#000}.report-sheet{padding:0}.print-title h2{font-size:16pt}@page{size:A4 portrait;margin:12mm}}
/* MAS v1.1.0 */
.quick-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:9px;margin-bottom:12px}.quick-card{display:flex;flex-direction:column;gap:4px;padding:12px 14px;background:#fff;border:1px solid var(--line);border-radius:11px;text-decoration:none;color:var(--text);box-shadow:var(--shadow)}.quick-card:hover{border-color:var(--primary)}.quick-card b{font-size:13px}.quick-card span{font-size:11px;color:var(--muted)}
.mini-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:7px}.mini-stats>div{background:#f8fafc;border:1px solid #edf0f4;border-radius:9px;padding:9px;text-align:center}.mini-stats b{display:block;font-size:19px}.mini-stats span{display:block;font-size:10px;color:var(--muted);margin-top:2px}.subhead{font-size:12px;margin:13px 0 5px}.list-row{display:flex;align-items:center;justify-content:space-between;gap:10px;border-bottom:1px solid #edf0f4;padding:7px 2px;font-size:12px}.list-row:last-child{border-bottom:0}.list-row span{min-width:0}.list-row small{display:block;color:var(--muted);font-size:10px;margin-top:2px}.empty.small{padding:15px}.mt12{margin-top:12px}
.mode-tabs,.report-tabs{display:flex;gap:5px;margin-bottom:12px;overflow:auto}.tab{border:1px solid var(--line);background:#fff;padding:8px 11px;border-radius:8px;font-size:12px;font-weight:700;white-space:nowrap;color:#526078}.tab.active{background:var(--primary);color:#fff;border-color:var(--primary)}
.sheet-table td{vertical-align:middle}.sheet-table select,.sheet-table input{border:1px solid #d5dce6;border-radius:7px;padding:6px 7px;background:#fff;min-width:110px}.sheet-table .att-note,.sheet-table .grade-note{width:100%;min-width:180px}.num-input{width:100px!important;min-width:90px!important}.small-input{min-width:95px!important;width:95px}.wide{min-width:260px!important}.grade-filters .toolbar-right{flex:1}
.profile-head{display:flex;align-items:center;gap:12px;padding-bottom:12px;border-bottom:1px solid var(--line);margin-bottom:12px}.profile-avatar{width:58px;height:58px;border-radius:15px;background:var(--primary);color:#fff;display:grid;place-items:center;font-size:22px;font-weight:900}.profile-head h2{margin:0 0 4px;font-size:19px}.profile-head p{margin:0;color:var(--muted);font-size:12px}.info-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:7px}.info-item{border:1px solid #edf0f4;background:#fafbfd;border-radius:9px;padding:8px 9px}.info-item small{display:block;color:var(--muted);font-size:10px;margin-bottom:3px}.info-item b{font-size:12px}.profile-stats{margin:12px 0}.profile-section{margin-top:14px}.profile-section h4{font-size:12px;margin:0 0 6px}
.student-card-head{display:grid;grid-template-columns:repeat(4,1fr);gap:7px;margin-bottom:12px}.student-card-head>div{border:1px solid var(--line);border-radius:8px;padding:9px}.student-card-head small{display:block;color:var(--muted);font-size:10px}.student-card-head b{display:block;margin-top:3px;font-size:12px}
.permission-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:7px;margin-top:12px}.perm-item{display:flex;align-items:center;gap:8px;border:1px solid var(--line);border-radius:8px;padding:8px;background:#fafbfd;font-size:12px}.perm-item input{width:17px;height:17px}
.settings-grid{display:grid;grid-template-columns:1.4fr 1fr;gap:12px}.health-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:7px}.health-grid>div{border:1px solid #edf0f4;border-radius:9px;background:#fafbfd;padding:9px}.health-grid small{display:block;color:var(--muted);font-size:10px}.health-grid b{display:block;margin-top:3px;font-size:12px;word-break:break-word}
@media(max-width:1050px){.quick-grid{grid-template-columns:repeat(2,1fr)}.settings-grid{grid-template-columns:1fr}.health-grid{grid-template-columns:repeat(3,1fr)}.student-card-head{grid-template-columns:repeat(2,1fr)}}
@media(max-width:760px){.info-grid{grid-template-columns:repeat(2,1fr)}.permission-grid{grid-template-columns:1fr}.health-grid{grid-template-columns:repeat(2,1fr)}.mini-stats{grid-template-columns:repeat(2,1fr)}.sheet-table input,.sheet-table select{font-size:13px}.grade-filters .toolbar-right{display:grid;grid-template-columns:1fr 1fr}.grade-filters .filter{min-width:0;width:100%}}
@media(max-width:430px){.quick-grid{grid-template-columns:1fr}.info-grid{grid-template-columns:1fr}.student-card-head{grid-template-columns:1fr}.health-grid{grid-template-columns:1fr}.grade-filters .toolbar-right{grid-template-columns:1fr}}
/* MAS v1.2.0 */
.sidebar{display:flex;flex-direction:column}.nav{flex:1}.sidebar-foot{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:10px 6px 2px;margin-top:10px;border-top:1px solid #ffffff1c;color:#aebfda;font-size:10px}.sidebar-foot .icon-btn{background:#ffffff0d;border-color:#ffffff24;color:#fff;width:31px;height:31px}.sidebar-collapsed{--sidebar:72px}.sidebar-collapsed .brand{justify-content:center}.sidebar-collapsed .brand>div:last-child,.sidebar-collapsed .nav-group,.sidebar-collapsed .nav a:not(.active){font-size:0}.sidebar-collapsed .nav a{justify-content:center;padding:10px 7px}.sidebar-collapsed .nav a .ico{font-size:17px;width:auto}.sidebar-collapsed .sidebar-foot span{display:none}.sidebar-collapsed .sidebar-foot{justify-content:center}.select-col{width:38px;text-align:center!important}.select-col input{width:16px;height:16px}.notice{grid-column:1/-1;background:#f2f6fc;border:1px solid #d7e2f1;color:#3b526f;border-radius:9px;padding:10px 12px;font-size:12px}.import-summary{background:#effaf3;border:1px solid #cdebd9;color:#146c35;border-radius:9px;padding:10px}.error-box{background:#fff1f0;border:1px solid #ffd7d2;color:#a61b1b;border-radius:9px;padding:10px}.file-link{color:var(--primary);font-weight:700;text-decoration:none}.file-link:hover{text-decoration:underline}.profile-section .table{white-space:normal}
@media(max-width:760px){.sidebar-collapsed{--sidebar:250px}.sidebar-collapsed .brand{justify-content:flex-start}.sidebar-collapsed .brand>div:last-child,.sidebar-collapsed .nav-group{display:block}.sidebar-collapsed .nav a:not(.active){font-size:13px}.sidebar-collapsed .nav a{justify-content:flex-start;padding:9px 10px}.sidebar-collapsed .nav a .ico{font-size:13px;width:21px}.side-toggle{display:none!important}}