*{box-sizing:border-box}body{margin:0;font-family:Inter,Segoe UI,Arial,sans-serif;background:#f5f7fb;color:#172033}a{text-decoration:none;color:inherit}.app{display:flex;min-height:100vh}.sidebar{width:255px;background:linear-gradient(160deg,#161b3d,#242a68 55%,#493d9a);color:#fff;position:fixed;inset:0 auto 0 0;z-index:10;box-shadow:8px 0 30px #1b205022;overflow:auto}.brand{font-size:25px;padding:26px 24px 8px;display:flex;gap:10px;align-items:center}.brand span,.brand-big span{display:inline-grid;place-items:center;width:38px;height:38px;border-radius:12px;background:linear-gradient(135deg,#ffcf33,#ff6b9d);color:white;box-shadow:0 7px 20px #ff6b9d55}.school-mini{font-size:12px;color:#cfd4ff;padding:0 24px 22px;line-height:1.7}.nav-title{font-size:10px;letter-spacing:1.5px;color:#aeb5ed;padding:18px 24px 7px}.sidebar nav a{display:block;margin:4px 12px;padding:12px 13px;border-radius:12px;color:#e6e8ff;transition:.2s}.sidebar nav a:hover,.sidebar nav a.active{background:#ffffff18;transform:translateX(3px);box-shadow:inset 3px 0 #ffd24a}.side-bottom{position:sticky;bottom:0;margin-top:35px;padding:15px 20px;background:#14183bcc}.user-mini{font-size:13px}.user-mini small{display:block;color:#aeb5ed;margin-top:3px}.side-bottom>a{display:block;margin-top:12px;color:#ffb6c8}.main{margin-left:255px;width:calc(100% - 255px)}.topbar{height:72px;background:#fff;border-bottom:1px solid #e9ecf4;display:flex;align-items:center;justify-content:space-between;padding:0 30px;position:sticky;top:0;z-index:5}.hamb{display:none;border:0;background:#eef0ff;border-radius:10px;padding:9px}.content{padding:28px;max-width:1500px;margin:auto}.hero{padding:28px;border-radius:24px;background:linear-gradient(120deg,#5b5ce2,#8e5bd7,#ec6b9b);color:#fff;position:relative;overflow:hidden;box-shadow:0 15px 40px #5b5ce233}.hero:after{content:"";position:absolute;width:220px;height:220px;border-radius:50%;background:#ffffff22;right:-60px;top:-90px}.hero h1{margin:0 0 8px;font-size:28px}.hero p{margin:0;color:#f1efff}.grid{display:grid;gap:18px}.stats{grid-template-columns:repeat(4,1fr);margin:20px 0}.card{background:#fff;border:1px solid #e9ecf4;border-radius:18px;padding:20px;box-shadow:0 8px 25px #26304d08}.stat{position:relative;overflow:hidden}.stat .ico{font-size:25px;display:inline-grid;place-items:center;width:48px;height:48px;border-radius:14px;background:#eef0ff}.stat b{font-size:30px;display:block;margin-top:13px}.stat small{color:#75809b}.toolbar{display:flex;gap:10px;align-items:center;justify-content:space-between;margin-bottom:16px;flex-wrap:wrap}.toolbar-left,.toolbar-right{display:flex;gap:8px;align-items:center;flex-wrap:wrap}.btn{border:0;border-radius:11px;padding:10px 14px;font-weight:700;cursor:pointer;transition:.2s;display:inline-block}.btn:hover{transform:translateY(-2px)}.primary{background:linear-gradient(135deg,#5b5ce2,#8b55d9);color:white}.secondary{background:#edf0ff;color:#4b4d9b}.danger{background:#fff0f2;color:#c93e60}.success{background:#eafaf2;color:#14895a}.btn.full{width:100%;padding:13px}.table-wrap{overflow:auto;border-radius:14px;border:1px solid #e8ebf3}.table{width:100%;border-collapse:collapse;min-width:700px}.table th{background:#f8f9fc;color:#66708c;font-size:12px;text-transform:uppercase;letter-spacing:.4px}.table th,.table td{padding:12px 13px;border-bottom:1px solid #edf0f5;text-align:left}.table tr:hover td{background:#fafbff}.input,select,input,textarea{width:100%;padding:10px 12px;border:1px solid #dfe3ed;border-radius:10px;background:#fff;outline:none;font:inherit}input:focus,select:focus,textarea:focus{border-color:#7474e8;box-shadow:0 0 0 3px #7474e81a}.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.form-grid .full-row{grid-column:1/-1}.field label{display:block;font-size:12px;font-weight:700;color:#66708c;margin-bottom:6px}.muted{color:#7a849d}.pill{padding:7px 10px;border-radius:999px;background:#f0f1ff;color:#5559a9;font-size:12px}.alert{margin:15px 28px 0;padding:12px 15px;border-radius:12px;font-weight:600}.alert.success{background:#eafaf2;color:#167e56}.alert.danger{background:#fff0f2;color:#bd3e5a}.kicker{font-size:12px;text-transform:uppercase;letter-spacing:1.5px;color:#7c83a4;font-weight:800}.section-title{font-size:22px;margin:5px 0 20px}.progress{height:8px;background:#edf0f6;border-radius:99px;overflow:hidden}.progress>span{display:block;height:100%;background:linear-gradient(90deg,#5b5ce2,#ec6b9b);border-radius:99px}.login-body{min-height:100vh;display:grid;place-items:center;background:linear-gradient(135deg,#171b3f,#4c4094);overflow:hidden}.login-card{width:min(420px,92vw);background:#ffffffee;backdrop-filter:blur(15px);padding:34px;border-radius:25px;box-shadow:0 30px 80px #0004;position:relative;z-index:2}.brand-big{font-size:30px;font-weight:900;display:flex;align-items:center;gap:12px}.brand-big span{width:45px;height:45px}.login-card p{margin:8px 0 24px}.login-card label{display:block;font-size:12px;font-weight:800;margin:14px 0 6px;color:#626b85}.orb{position:fixed;border-radius:50%;filter:blur(3px);opacity:.4;animation:float 8s ease-in-out infinite}.orb1{width:330px;height:330px;background:#ec6b9b;left:-80px;top:-70px}.orb2{width:420px;height:420px;background:#5b8df0;right:-120px;bottom:-100px;animation-delay:-3s}@keyframes float{50%{transform:translate(25px,30px) scale(1.05)}}@media(max-width:950px){.sidebar{transform:translateX(-100%);transition:.25s}.sidebar.open{transform:none}.main{margin-left:0;width:100%}.hamb{display:block;margin-right:12px}.topbar{justify-content:flex-start;gap:12px}.top-actions{margin-left:auto}.stats{grid-template-columns:repeat(2,1fr)}}@media(max-width:600px){.content{padding:16px}.stats{grid-template-columns:1fr}.form-grid{grid-template-columns:1fr}.top-actions{display:none}.hero h1{font-size:22px}}

/* ===== Import Excel Massal ===== */
.import-tabs{display:flex;gap:10px;flex-wrap:wrap;margin:0 0 18px}.import-tab{padding:11px 18px;border-radius:999px;text-decoration:none;background:#fff;border:1px solid #e6e8f2;color:#56607a;font-weight:800;transition:.25s}.import-tab:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(50,60,120,.08)}.import-tab.active{background:linear-gradient(135deg,#5d5be9,#8b4de8);color:#fff;border-color:transparent}.import-section{animation:fadeUp .35s ease}.import-card{display:flex;gap:18px;align-items:flex-start;margin-bottom:18px;overflow:hidden;position:relative}.import-card:before{content:"";position:absolute;inset:-60px auto auto -60px;width:150px;height:150px;background:rgba(111,87,230,.08);border-radius:50%;animation:floatBlob 6s ease-in-out infinite}.import-icon{font-size:34px;width:64px;height:64px;display:grid;place-items:center;border-radius:18px;background:linear-gradient(135deg,#fff0c9,#ffe1ef);box-shadow:0 10px 25px rgba(80,60,130,.08);position:relative}.import-body{position:relative;z-index:1;flex:1}.import-body h3{margin:0 0 6px}.preview-card{animation:fadeUp .4s ease}.preview-actions{justify-content:flex-start;gap:10px;margin-top:18px}.compact th,.compact td{padding:9px 10px;font-size:13px}.error-list{margin:8px 0 0 18px}.success-pill{background:#dcfce7!important;color:#166534!important}.danger-pill{background:#fee2e2!important;color:#b91c1c!important}.btn[disabled]{opacity:.5;cursor:not-allowed}.btn{transition:transform .2s,box-shadow .2s}.btn:hover:not([disabled]){transform:translateY(-2px);box-shadow:0 10px 22px rgba(60,60,120,.12)}@keyframes fadeUp{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}@keyframes floatBlob{0%,100%{transform:translate(0,0)}50%{transform:translate(12px,8px)}}