:root{--bg:#f3f6f8;--card:#fff;--ink:#17202a;--muted:#6b7280;--pri:#0b766e;--pri2:#075c56;--accent:#d9f4ef;--danger:#b42318;--border:#e5e7eb;--nav:#102a2a;--nav2:#173b3a;--shadow:0 8px 24px rgba(15,23,42,.06)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,system-ui,-apple-system,"Segoe UI",Arial,sans-serif;background:var(--bg);color:var(--ink)}a{text-decoration:none;color:inherit}.app{display:flex;min-height:100vh}.sidebar{width:270px;background:linear-gradient(180deg,#0d2928,#102f2e);color:#e5f6f3;padding:20px 14px;position:fixed;inset:0 auto 0 0;overflow:auto;z-index:30}.brand{display:flex;gap:12px;align-items:center;margin-bottom:20px;padding:0 7px}.brand .logo{width:46px;height:46px;border-radius:14px;background:#22b8a8;color:#fff;display:grid;place-items:center;font-size:24px;font-weight:800}.brand strong{display:block;line-height:1.25}.brand small{display:block;color:#a7d3cf;margin-top:4px}.menu-group{border-top:1px solid rgba(255,255,255,.07);padding-top:10px;margin-top:10px}.menu-group:first-child{border-top:0;margin-top:0}.menu-title{padding:4px 10px 7px;font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:#7fb3ae;font-weight:800}.sidebar nav a{display:block;padding:9px 11px;border-radius:9px;color:#cce4e1;margin:2px 0;font-size:14px}.sidebar nav a:hover,.sidebar nav a.active{background:var(--nav2);color:#fff}.main{margin-left:270px;min-width:0;width:calc(100% - 270px)}.topbar{display:flex;justify-content:space-between;align-items:center;padding:18px 26px;background:rgba(255,255,255,.96);backdrop-filter:blur(10px);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:20}.topbar h1{font-size:22px;margin:0;display:inline-block}.topbar p{margin:4px 0 0;color:var(--muted);font-size:13px}.mobile-toggle{display:none;border:0;background:#e9f5f3;border-radius:8px;padding:8px 11px;margin-right:9px}.content{padding:24px}.grid{display:grid;gap:16px}.grid.cards{grid-template-columns:repeat(4,minmax(0,1fr))}.grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}.card{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:18px;box-shadow:var(--shadow)}.stat{position:relative;overflow:hidden}.stat:after{content:"";position:absolute;width:70px;height:70px;border-radius:50%;background:var(--accent);right:-20px;bottom:-30px}.stat .label{color:var(--muted);font-size:13px}.stat .value{font-size:26px;font-weight:800;margin-top:7px}.card h3{margin:0 0 14px}.toolbar{display:flex;gap:10px;justify-content:space-between;align-items:end;margin-bottom:16px;flex-wrap:wrap}.btn{border:0;border-radius:8px;padding:9px 14px;background:#e9eef0;cursor:pointer;display:inline-block;font-weight:700;font-size:13px}.btn.primary{background:var(--pri);color:#fff}.btn.primary:hover{background:var(--pri2)}.btn.danger{background:#fee4e2;color:#9b1c13}.btn.small{padding:6px 9px;font-size:12px}.table-wrap{overflow:auto}.table{width:100%;border-collapse:collapse;background:#fff}.table th,.table td{padding:10px;border-bottom:1px solid var(--border);text-align:left;font-size:13px;white-space:nowrap}.table th{font-size:11px;text-transform:uppercase;color:#64748b;background:#f8fafc}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.field{display:grid;gap:6px}.field label{font-size:12px;font-weight:750;color:#334155}.field input,.field select,.field textarea{width:100%;padding:10px 11px;border:1px solid #cbd5e1;border-radius:8px;background:#fff;color:#17202a}.field textarea{min-height:90px;resize:vertical}.span-2{grid-column:span 2}.form-actions{margin-top:16px}.alert{padding:12px 14px;border-radius:9px;margin-bottom:14px}.alert.success{background:#dcfce7;color:#166534}.alert.error{background:#fee2e2;color:#991b1b}.login-page{min-height:100vh;display:grid;place-items:center;background:linear-gradient(135deg,#0c2524,#0b766e)}.login-card{width:min(440px,92vw);background:#fff;border-radius:18px;padding:28px;box-shadow:0 30px 70px rgba(0,0,0,.25)}.login-card h1{margin-top:0}.muted{color:var(--muted)}footer{padding:20px 26px;color:var(--muted);font-size:12px}.notice-list{display:grid;gap:10px}.notice-item{padding:11px 12px;background:#f8fafc;border-radius:9px;border-left:3px solid var(--pri)}.notice-item strong,.notice-item span{display:block}.notice-item span{color:var(--muted);font-size:12px;margin-top:4px}.id-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.id-card{background:#fff;border:1px solid #bdd8d5;border-radius:14px;padding:15px;box-shadow:var(--shadow);text-align:center;page-break-inside:avoid}.id-head{background:#0b766e;color:#fff;border-radius:10px;padding:10px;margin-bottom:12px}.id-head strong,.id-head small{display:block}.photo-placeholder{width:80px;height:90px;margin:0 auto 10px;border:1px dashed #94a3b8;display:grid;place-items:center;color:#94a3b8}.id-card h3{margin:7px 0}.id-card p{margin:5px 0;text-align:left;font-size:12px}.id-foot{border-top:1px solid #e5e7eb;margin-top:10px;padding-top:7px;font-size:11px}.receipt{max-width:760px;margin:auto}.receipt-head{text-align:center;border-bottom:2px solid #0b766e;margin-bottom:15px}.receipt-head h2,.receipt-head h3,.receipt-head p{margin:6px}.receipt-grid{display:grid;grid-template-columns:1fr 1fr;gap:4px 18px}.signature{text-align:right;margin:50px 0 15px}.permission-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px 14px;background:#f8fafc;border:1px solid var(--border);padding:14px;border-radius:9px}.tabs{display:flex;gap:8px;margin-bottom:12px}hr{border:0;border-top:1px solid var(--border);margin:28px 0}@media(max-width:1100px){.grid.cards{grid-template-columns:repeat(2,1fr)}.id-grid{grid-template-columns:repeat(2,1fr)}.permission-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:780px){.mobile-toggle{display:inline-block}.sidebar{transform:translateX(-100%);transition:.2s}.nav-open .sidebar{transform:translateX(0)}.main{margin:0;width:100%}.topbar{position:sticky;padding:14px 16px}.content{padding:14px}.grid.cards,.grid.two,.form-grid,.receipt-grid,.permission-grid,.id-grid{grid-template-columns:1fr}.span-2{grid-column:span 1}}@media print{.sidebar,.topbar,.no-print,footer,.btn{display:none!important}.main{margin:0;width:100%}.content{padding:0}.card{box-shadow:none;border:0}.id-grid{grid-template-columns:repeat(2,1fr)}body{background:#fff}}

.profile-head{display:flex;align-items:center;justify-content:space-between;gap:16px}.profile-head h2{margin:0 0 6px}.profile-head p{margin:4px 0;color:var(--muted)}.profile-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.profile-grid>div{padding:12px;background:#f8fafc;border:1px solid var(--border);border-radius:10px}.profile-grid small,.profile-grid strong{display:block}.profile-grid small{color:var(--muted);margin-bottom:5px}.summary-strip{display:flex;gap:10px;flex-wrap:wrap;margin-top:15px}.summary-strip b{background:#eaf7f5;border:1px solid #c7e9e4;border-radius:9px;padding:9px 12px}.student-hit{display:block;padding:10px 12px;border:1px solid var(--border);border-radius:9px;margin:7px 0;background:#fff}.student-hit:hover{border-color:#72c8be;background:#f3fbfa}.selected-student{display:flex;flex-direction:column;padding:12px 14px;background:#eaf7f5;border-radius:10px;margin:12px 0}.selected-student span{font-size:12px;color:var(--muted);margin-top:4px}.copy-link{display:flex;gap:10px}.copy-link input{flex:1;padding:11px;border:1px solid var(--border);border-radius:9px}.receipt-pad{background-size:100% 100%;background-repeat:no-repeat;min-height:720px}.receipt-logo{max-width:90px;max-height:90px;object-fit:contain}.setting-preview{display:block;max-width:120px;max-height:100px;margin-top:8px;border:1px solid var(--border);border-radius:8px}.setting-preview.pad{max-width:240px;max-height:140px}@media(max-width:780px){.profile-head,.copy-link{display:block}.profile-head .btn,.copy-link .btn{margin-top:8px}.profile-grid{grid-template-columns:1fr}}
.public-form-page{background:linear-gradient(135deg,#eefaf8,#f8fafc);min-height:100vh;padding:36px 15px}.public-shell{max-width:860px;margin:auto}.public-brand{text-align:center;margin-bottom:18px}.public-brand img{max-width:90px;max-height:90px;object-fit:contain}.public-brand h1{margin:8px 0 4px}.public-brand h2{margin:18px 0 0;color:var(--pri)}

/* PRO v2 */
.brand-img{width:46px;height:46px;border-radius:14px;object-fit:contain;background:#fff;padding:4px}.menu-title.menu-toggle{width:100%;display:flex;justify-content:space-between;align-items:center;border:0;background:transparent;color:#8ec0bb;cursor:pointer;text-align:left}.submenu{display:none;padding:3px 0 5px}.menu-group.open .submenu{display:block}.menu-group .chev{transition:.2s}.menu-group.open .chev{transform:rotate(180deg)}.top-actions{display:flex;align-items:center;gap:10px}.lang-switch{display:flex;background:#edf5f4;border:1px solid #d5e7e4;border-radius:9px;padding:3px}.lang-switch a{padding:6px 9px;border-radius:7px;font-size:12px;font-weight:800}.lang-switch a.on{background:var(--pri);color:#fff}.due-alert{border-left:4px solid #ef9f22;background:#fffaf0}.badge{display:inline-flex;padding:4px 8px;border-radius:999px;background:#eef2f7;font-size:11px;font-weight:800}.badge.due{background:#fee2e2;color:#991b1b}.badge.ok{background:#dcfce7;color:#166534}.student-photo{width:105px;height:120px;object-fit:cover;border-radius:12px;border:1px solid var(--border);background:#f8fafc}.profile-photo-wrap{display:flex;gap:14px;align-items:center}.fee-month-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}.fee-month-card{border:1px solid var(--border);border-radius:10px;padding:11px;background:#f8fafc}.fee-month-card strong,.fee-month-card span{display:block}.fee-month-card span{font-size:12px;color:var(--muted);margin-top:4px}.a4-sheet{width:210mm;min-height:297mm;margin:0 auto;background:#fff;padding:14mm;box-shadow:var(--shadow);position:relative}.receipt-box{border:1px solid #d7dee5;border-radius:8px;overflow:hidden}.receipt-row{display:grid;grid-template-columns:1fr 1fr}.receipt-cell{padding:9px 11px;border-right:1px solid #e5e7eb;border-bottom:1px solid #e5e7eb;min-height:38px}.receipt-cell:nth-child(2n){border-right:0}.receipt-cell b{font-size:11px;color:#64748b;display:block}.print-head{text-align:center;margin-bottom:14px}.print-head img{max-width:80px;max-height:80px;object-fit:contain}.print-head h2,.print-head p{margin:4px}.routine-sheet th,.routine-sheet td{text-align:center;border:1px solid #dfe5ea;white-space:normal}.kpi-row{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin-bottom:14px}.kpi{padding:14px;border:1px solid var(--border);border-radius:12px;background:#fff}.kpi small,.kpi strong{display:block}.kpi strong{font-size:22px;margin-top:5px}.notice-paper{font-family:"Noto Serif Bengali","Nirmala UI",serif;font-size:15px;line-height:1.8}.notice-paper .body{white-space:pre-wrap}.sms-log{font-size:12px}.proof-link{font-size:12px}.section-title{display:flex;justify-content:space-between;align-items:center;gap:10px}.check-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px}.check-item{border:1px solid var(--border);border-radius:8px;padding:8px;background:#f8fafc}.check-item input{width:auto}.student-form-section{border:1px solid var(--border);border-radius:12px;padding:14px;margin-bottom:14px}.student-form-section h4{margin:0 0 12px;color:var(--pri)}
@media(max-width:900px){.fee-month-grid,.kpi-row,.check-grid{grid-template-columns:repeat(2,1fr)}.a4-sheet{width:auto;min-height:0;padding:16px}}
@media(max-width:600px){.fee-month-grid,.kpi-row,.check-grid{grid-template-columns:1fr}.top-actions{gap:5px}.lang-switch a{padding:5px}.receipt-row{grid-template-columns:1fr}.receipt-cell{border-right:0}}
@media print{.a4-sheet{width:210mm;min-height:297mm;padding:12mm;box-shadow:none;margin:0}.receipt-box{break-inside:avoid}.print-break{page-break-before:always}.notice-paper{font-size:14pt}.submenu{display:block}}