:root{--blue:#1769ff;--blue-dark:#0d4fd6;--green:#13a46b;--red:#ef4444;--ink:#132033;--muted:#667085;--line:#e7ebf1;--bg:#fff;--soft:#f7f9fc;--radius:14px;--shadow:0 8px 28px rgba(16,24,40,.06)} .bulk-list{display:flex;flex-direction:column;gap:8px;max-height:55vh;overflow:auto;padding:2px}.bulk-row{display:grid;grid-template-columns:34px minmax(180px,1fr) minmax(220px,1fr) 42px;gap:8px;align-items:center}.row-num{font-size:12px;color:var(--muted);text-align:center}.select-box{border:1px solid var(--line);border-radius:12px;padding:8px;max-height:220px;overflow:auto;background:#fff}.check-row{display:grid;grid-template-columns:20px 1fr auto;gap:8px;align-items:center;padding:8px;border-bottom:1px solid var(--line);cursor:pointer}.check-row:last-child{border-bottom:0}.list-row{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:15px 0;border-bottom:1px solid var(--line)}@media(max-width:760px){.bulk-row{grid-template-columns:28px 1fr 42px}.bulk-row .person-email{grid-column:2/4}.bulk-row .remove-person{grid-column:3}.check-row{grid-template-columns:20px 1fr}.check-row .muted{grid-column:2}.list-row{align-items:flex-start;flex-direction:column}.list-row .btn{align-self:flex-end}}.person-fields{display:grid;grid-template-columns:1fr 1fr;gap:8px;min-width:0}.bulk-row{grid-template-columns:34px minmax(0,1fr) 42px}@media(max-width:760px){.person-fields{grid-template-columns:1fr}.bulk-row{grid-template-columns:28px minmax(0,1fr) 42px}}.btn-danger{background:#fff;border:1px solid #f3b4b4;color:#c92e2e}.btn-danger:hover{background:#fff0f0;border-color:#ef4444}.btn-danger:disabled,.btn-danger.is-disabled{background:#f2f4f7!important;border:1px solid #e4e7ec!important;color:#98a2b3!important;cursor:not-allowed!important;opacity:1!important;box-shadow:none!important}.student-db-college .list-row{gap:20px;align-items:center;padding:18px 0}.student-db-college .toolbar,.student-db-actions{display:flex;align-items:center;gap:12px;justify-content:flex-end;flex-wrap:wrap;max-width:720px}.student-db-college .toolbar .btn,.student-db-actions .btn{padding:10px 14px;white-space:nowrap;font-size:13px;min-height:40px}.student-db-actions .btn-danger{background:#fffafa;border:1px solid #f0caca;color:#b42318}.student-db-actions .btn-danger:hover:not(:disabled){background:#fff0f0;border-color:#e99a9a}@media(max-width:1100px){.student-db-college .list-row{align-items:flex-start;flex-direction:column;gap:14px}.student-db-college .toolbar{justify-content:flex-start;max-width:100%}}@media(max-width:600px){.student-db-college .toolbar{display:grid;grid-template-columns:1fr;width:100%}.student-db-college .toolbar .btn{width:100%}}.toast-box,#toastBox{position:fixed;right:22px;bottom:22px;z-index:100;display:grid;gap:10px;max-width:min(420px,calc(100vw - 32px))}.toast{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:13px 16px;border-radius:12px;background:#fff;border:1px solid var(--line);box-shadow:0 12px 35px rgba(16,24,40,.14);font-weight:650}.toast-success{border-left:4px solid var(--green)}.toast-error{border-left:4px solid var(--red);color:#9f1d1d}.toast button{border:0;background:transparent;font-size:18px;color:var(--muted);padding:0}.confirm-box{text-align:left}.confirm-icon{width:36px;height:36px;border-radius:50%;display:grid;place-items:center;background:#fff4e5;color:#b54708;font-weight:800;margin-bottom:10px}.confirm-actions{justify-content:flex-end;margin-top:20px}
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68px)}.sidebar{width:220px;border-right:1px solid var(--line);padding:20px 14px;background:#fff}.nav{display:grid;gap:5px}.nav button{border:0;background:#fff;text-align:left;padding:11px 13px;border-radius:9px;color:#475467;font-weight:600}.nav button:hover,.nav button.active{background:#eef5ff;color:var(--blue)}.nav button.nav-disabled,.nav button.nav-disabled:disabled{background:#f2f4f7!important;color:#98a2b3!important;opacity:1;cursor:not-allowed;pointer-events:none}.main{flex:1;padding:28px;max-width:1500px}.page-head{display:flex;align-items:flex-start;justify-content:space-between;gap:20px;margin-bottom:24px}.page-head h1{margin:0 0 5px;font-size:26px;letter-spacing:-.5px}.muted{color:var(--muted)}.grid{display:grid;gap:16px}.stats{grid-template-columns:repeat(4,minmax(0,1fr));margin-bottom:22px}.card{border:1px solid var(--line);border-radius:var(--radius);background:#fff;box-shadow:var(--shadow);padding:18px}.stat-value{font-size:26px;font-weight:800}.stat-label{font-size:12px;color:var(--muted);margin-top:3px}.two{grid-template-columns:1.1fr .9fr}.toolbar{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.field{border:1px solid var(--line);border-radius:10px;padding:10px 12px;background:#fff;color:var(--ink);min-width:180px}.table{width:100%;border-collapse:collapse}.table th,.table td{padding:13px 12px;border-bottom:1px solid var(--line);text-align:left}.table th{font-size:11px;text-transform:uppercase;letter-spacing:.05em;color:#667085;background:#fbfcfe}.row-actions{display:flex;gap:8px;justify-content:flex-end}.empty{padding:34px;text-align:center;color:var(--muted)}.pill{display:inline-flex;padding:5px 9px;border-radius:99px;font-size:11px;font-weight:700}.pill-green{background:#eaf8f2;color:#087a50}.pill-blue{background:#eef5ff;color:#175cd3}.pill-red{background:#fff0f0;color:#c92e2e}.attendance-row{display:grid;grid-template-columns:minmax(0,1fr) 250px 110px;align-items:center;gap:18px;padding:14px 0;border-bottom:1px solid var(--line)}.student-info{min-width:0}.attendance-detail-action{text-align:right}.student-details-heading{padding-bottom:10px;border-bottom:1px solid var(--line)}.student-details-heading h2{font-size:21px;letter-spacing:-.35px;margin:0 0 4px}.student-details-heading p{font-size:13px;margin:0}.student-detail-list{display:grid;gap:0;margin-top:6px}.student-detail-item{display:grid;grid-template-columns:minmax(110px,.8fr) minmax(0,1.2fr);align-items:center;gap:14px;padding:9px 0;border-bottom:1px solid var(--line)}.student-detail-item:last-child{border-bottom:0}.student-detail-item span{font-size:13px}.student-detail-item b{text-align:right;overflow-wrap:anywhere;font-size:14px;line-height:1.4}.attendance-actions{display:grid;grid-template-columns:1fr 1fr;gap:8px}.student-name{font-weight:700}.student-meta{font-size:12px;color:var(--muted);margin-top:3px}.modal-backdrop{position:fixed;inset:0;background:rgba(15,23,42,.28);display:flex;align-items:flex-start;justify-content:center;padding:20px;z-index:10;overflow-y:auto;overscroll-behavior:contain}.modal{width:min(760px,100%);max-height:calc(100vh - 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24px);margin:12px 0;padding:16px}}.modal h2{margin:0 0 16px}.form-grid{display:grid;gap:12px}.label{font-size:12px;font-weight:700;color:#475467;margin-bottom:5px;display:block}.notice{padding:12px 14px;border-radius:10px;background:#f7f9fc;border:1px solid var(--line);color:#475467}.login-page{min-height:100vh;display:grid;place-items:center;padding:24px}.login-card{width:min(430px,100%);border:1px solid var(--line);border-radius:20px;padding:34px;background:#fff;box-shadow:0 18px 60px rgba(16,24,40,.08)}.login-brand{text-align:center;margin-bottom:28px}.login-brand .brand-mark{margin:0 auto 14px;width:48px;height:48px;font-size:18px}.login-brand h1{margin:0 0 6px;font-size:25px}.login-form{display:grid;gap:13px}.login-input{width:100%;padding:13px 14px;border:1px solid #d7dde7;border-radius:10px;outline:none}.login-input:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(23,105,255,.1)}.login-btn{width:100%;background:var(--blue);color:#fff;border:0;border-radius:10px;padding:13px;font-weight:700}.login-btn:hover{background:var(--blue-dark)}.error{color:#c92e2e;font-size:13px}.hidden{display:none!important}@media(max-width:900px){.sidebar{width:76px}.sidebar .nav button{font-size:0;text-align:center}.main{padding:18px}.stats{grid-template-columns:repeat(2,1fr)}.two{grid-template-columns:1fr}.attendance-row{grid-template-columns:1fr}.row-actions{justify-content:flex-start}}@media(max-width:600px){.topbar{padding:0 16px}.sidebar{display:none}.main{padding:15px}.stats{grid-template-columns:1fr 1fr}.attendance-actions{grid-template-columns:1fr 1fr}.page-head{align-items:stretch;flex-direction:column}.table-wrap{overflow:auto}.card{padding:14px}}