*{box-sizing:border-box}body{margin:0;font-family:Inter,Arial,sans-serif;background:#f5f7f6;color:#17231d}.hidden{display:none!important}
.login-screen{min-height:100vh;display:grid;place-items:center;padding:20px;background:linear-gradient(135deg,#063b27,#0b6b43)}
.login-card{background:white;width:min(430px,100%);padding:32px;border-radius:18px;box-shadow:0 20px 60px #0004;text-align:center}.login-card h1{font-size:22px;margin:12px 0 6px}.login-card p{color:#65736b}.brand-mark{width:58px;height:58px;margin:auto;border-radius:16px;background:#0b6b43;color:#fff;display:grid;place-items:center;font-size:23px;font-weight:800}.brand-mark.small{width:40px;height:40px;border-radius:10px;font-size:16px;margin:0}
form{text-align:left}label{display:block;font-size:13px;font-weight:700;margin:13px 0 6px}input,select{width:100%;padding:12px 13px;border:1px solid #d7dfda;border-radius:9px;background:#fff;font:inherit}button{border:0;border-radius:9px;padding:11px 15px;font:inherit;font-weight:700;cursor:pointer}form button{width:100%;margin-top:18px;background:#0b6b43;color:#fff}.message{font-size:13px!important;margin-top:10px!important}
.app{min-height:100vh;display:flex}.sidebar{width:250px;background:#083c29;color:#fff;display:flex;flex-direction:column;padding:18px 12px;position:fixed;inset:0 auto 0 0;z-index:10}.school-brand{display:flex;align-items:center;gap:10px;padding:6px 8px 22px}.school-brand span{display:block;font-size:11px;color:#b7d4c5;margin-top:2px}.sidebar nav{display:grid;gap:5px}.nav-item{background:transparent;color:#dcebe4;text-align:left}.nav-item:hover,.nav-item.active{background:#116b48;color:#fff}.logout{margin-top:auto;background:#d94c4c;color:white}
.main{margin-left:250px;width:calc(100% - 250px)}.topbar{height:68px;background:white;border-bottom:1px solid #e1e7e3;display:flex;align-items:center;justify-content:space-between;padding:0 25px;font-size:18px;font-weight:800;position:sticky;top:0;z-index:5}.user-area{display:flex;align-items:center;gap:10px;font-size:13px;font-weight:600}.avatar{width:35px;height:35px;background:#dcefe5;color:#0b6b43;border-radius:50%;display:grid;place-items:center}.menu-btn{display:none;background:transparent;font-size:22px}
.section{display:none;padding:25px}.active-section{display:block}.welcome{display:flex;justify-content:space-between;align-items:center;margin-bottom:22px}.welcome h2,.section-head h2{margin:0 0 5px}.welcome p,.section-head p{margin:0;color:#68776e}.status{font-size:12px;padding:8px 11px;border-radius:20px;background:#e7f5ed;color:#0b6b43}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:15px}.stat-card{background:#fff;border:1px solid #e4eae6;border-radius:14px;padding:19px}.stat-card span{display:block;color:#66736d;font-size:13px}.stat-card strong{display:block;font-size:30px;margin:7px 0}.stat-card small{color:#89948e}.quick-actions{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin:18px 0}.quick-actions button{background:#fff;border:1px solid #dfe7e2;text-align:left}.quick-actions button:hover{border-color:#0b6b43}
.grid-2{display:grid;grid-template-columns:1.2fr .8fr;gap:18px}.panel{background:#fff;border:1px solid #e2e9e4;border-radius:14px;padding:18px}.panel-head{display:flex;justify-content:space-between;border-bottom:1px solid #edf1ee;padding-bottom:10px;margin-bottom:10px}.panel h3{margin:0}.activity-list div{padding:10px 0;border-bottom:1px solid #eef2ef;font-size:13px}.muted{color:#89948e;text-align:center;padding:20px}.module-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.module-grid div{border:1px solid #e5ebe7;border-radius:10px;padding:15px;text-align:center;font-size:23px}.module-grid span{display:block;font-size:12px;margin-top:7px;color:#526159}.section-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px}.primary{background:#0b6b43;color:white}.search{margin-bottom:15px}.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:13px;border-bottom:1px solid #edf1ee;font-size:13px}th{color:#627067;font-size:12px}.empty-panel{background:#fff;border:1px dashed #ccd8d0;border-radius:14px;padding:50px;text-align:center;color:#7b8881}
.modal{position:fixed;inset:0;background:#0007;display:grid;place-items:center;padding:20px;z-index:30}.modal-card{background:#fff;border-radius:16px;padding:22px;width:min(700px,100%);max-height:90vh;overflow:auto}.modal-head{display:flex;justify-content:space-between;align-items:center}.modal-head button{background:#eef2ef;font-size:22px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:5px 15px}
@media(max-width:900px){.sidebar{transform:translateX(-100%);transition:.2s}.sidebar.open{transform:translateX(0)}.main{margin-left:0;width:100%}.menu-btn{display:inline-block}.stats-grid{grid-template-columns:1fr 1fr}.quick-actions{grid-template-columns:1fr 1fr}.grid-2{grid-template-columns:1fr}}
@media(max-width:560px){.section{padding:16px}.topbar{padding:0 16px}.user-area span:first-child{display:none}.stats-grid{grid-template-columns:1fr 1fr}.quick-actions{grid-template-columns:1fr}.form-grid{grid-template-columns:1fr}.welcome{align-items:flex-start;gap:10px;flex-direction:column}}