.navbar{z-index:100;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);background:#fffffff5;border-bottom:1px solid #e9ecef;position:fixed;top:0;left:0;right:0}.navbar-inner{justify-content:space-between;align-items:center;max-width:1180px;height:64px;margin:0 auto;padding:0 24px;display:flex}.navbar-logo{color:#343a40;align-items:center;gap:8px;font-size:20px;font-weight:700;text-decoration:none;display:flex}.logo-icon{color:#8dbf7c}.navbar-links{align-items:center;gap:6px;display:flex}.nav-link{color:#6c757d;border-radius:8px;padding:7px 14px;font-size:14px;font-weight:500;text-decoration:none;transition:background .18s,color .18s}.nav-link:hover{color:#2e5e4e;background:#edf7f4}.btn-login{color:#fff;cursor:pointer;background:#4a6fa5;border:none;border-radius:8px;margin-left:8px;padding:8px 22px;font-size:14px;font-weight:600;text-decoration:none;transition:background .18s}.btn-login:hover{background:#3a5a8f}.nav-user{border-left:1px solid #e9ecef;align-items:center;gap:10px;margin-left:14px;padding-left:14px;display:flex}.nav-user-email{color:#6c757d;font-size:13px}.btn-logout{color:#6c757d;cursor:pointer;background:0 0;border:1px solid #dee2e6;border-radius:8px;padding:6px 14px;font-size:13px;font-weight:500;transition:all .18s}.btn-logout:hover{color:#dc2626;background:#fef2f2;border-color:#fecaca}:root{--blue:#4a6fa5;--blue-dark:#3a5a8f;--green-dark:#2e5e4e;--green-light:#8dbf7c;--olive:#b5c18e;--yellow:#ffd166;--bg:#f8f9fa;--white:#fff;--text:#343a40;--text-muted:#6c757d}.landing{padding-top:64px}.hero{grid-template-columns:1fr 1fr;align-items:center;gap:64px;max-width:1180px;margin:0 auto;padding:80px 24px 60px;display:grid}.hero-badge{color:var(--green-dark);background:#edf7f4;border:1px solid #c8e8dd;border-radius:20px;margin-bottom:22px;padding:5px 14px;font-size:12.5px;font-weight:600;display:inline-block}.hero h1{color:var(--text);margin:0 0 18px;font-size:46px;font-weight:800;line-height:1.15}.highlight{background:linear-gradient(135deg, var(--blue), var(--green-dark));-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text}.hero-subtitle{color:var(--text-muted);max-width:500px;margin:0 0 32px;font-size:16px;line-height:1.7}.hero-actions{gap:12px;margin-bottom:48px;display:flex}.btn-primary{background:var(--blue);color:#fff;cursor:pointer;border:none;border-radius:10px;padding:13px 30px;font-size:15px;font-weight:600;text-decoration:none;transition:background .2s,transform .2s}.btn-primary:hover{background:var(--blue-dark);transform:translateY(-1px)}.btn-secondary{background:var(--white);color:var(--text-muted);cursor:pointer;border:1px solid #dee2e6;border-radius:10px;padding:13px 30px;font-size:15px;font-weight:600;text-decoration:none;transition:all .2s}.btn-secondary:hover{border-color:var(--blue);color:var(--blue)}.hero-stats{gap:40px;display:flex}.stat{flex-direction:column;display:flex}.stat-value{color:var(--text);font-size:26px;font-weight:700}.stat-label{color:var(--text-muted);margin-top:2px;font-size:13px}.hero-visual{height:380px;position:relative}.hero-card{background:var(--white);border:1px solid #e9ecef;border-radius:14px;align-items:center;gap:12px;padding:18px 24px;animation:6s ease-in-out infinite float;display:flex;position:absolute;box-shadow:0 4px 20px #00000014}.hero-card .card-icon{font-size:26px}.hero-card .card-text{color:var(--text);font-size:14px;font-weight:600}.card-1{animation-delay:0s;top:30px;left:10px}.card-2{animation-delay:-2s;top:140px;right:0}.card-3{animation-delay:-4s;bottom:30px;left:50px}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}.features{background:var(--bg);padding:72px 24px}.features-inner{max-width:1180px;margin:0 auto}.section-header{text-align:center;margin-bottom:48px}.section-header h2{color:var(--text);margin:0 0 10px;font-size:30px;font-weight:700}.section-header p{color:var(--text-muted);margin:0;font-size:15px}.features-grid{grid-template-columns:repeat(3,1fr);gap:20px;display:grid}.feature-card{background:var(--white);border:1px solid #e9ecef;border-radius:14px;padding:28px;transition:transform .2s,box-shadow .2s}.feature-card:hover{transform:translateY(-4px);box-shadow:0 8px 28px #4a6fa51a}.feature-icon{margin-bottom:14px;font-size:30px}.feature-card h3{color:var(--text);margin:0 0 8px;font-size:16px;font-weight:700}.feature-card p{color:var(--text-muted);margin:0;font-size:13.5px;line-height:1.6}.about{padding:72px 24px}.about-content{text-align:center;max-width:680px;margin:0 auto}.about-content h2{color:var(--text);margin:0 0 18px;font-size:30px;font-weight:700}.about-content p{color:var(--text-muted);margin:0 0 14px;font-size:15px;line-height:1.75}.landing-footer{background:var(--text);padding:28px 24px}.footer-inner{justify-content:space-between;align-items:center;max-width:1180px;margin:0 auto;display:flex}.footer-brand{color:var(--white);align-items:center;gap:8px;font-size:17px;font-weight:700;display:flex}.footer-brand .logo-icon{color:var(--green-light)}.footer-text{color:#adb5bd;font-size:13.5px}@media (width<=768px){.hero{grid-template-columns:1fr;padding:40px 24px}.hero h1{font-size:30px}.hero-visual{display:none}.features-grid{grid-template-columns:1fr}}:root{--blue:#4a6fa5;--blue-dark:#3a5a8f;--green-dark:#2e5e4e;--green-light:#8dbf7c;--text:#343a40;--text-muted:#6c757d;--bg:#f8f9fa;--border:#dee2e6}.login-page{grid-template-columns:1fr 1fr;min-height:100vh;display:grid}.login-left{background:linear-gradient(160deg, #1b2e2b 0%, var(--green-dark) 50%, var(--blue) 100%);justify-content:center;align-items:center;padding:60px;display:flex;position:relative;overflow:hidden}.login-left:before{content:"";background:#ffffff0d;border-radius:50%;width:250px;height:250px;position:absolute;top:-60px;right:-60px}.login-left:after{content:"";background:#ffffff0a;border-radius:50%;width:300px;height:300px;position:absolute;bottom:-80px;left:-40px}.login-left-content{z-index:1;max-width:380px;position:relative}.login-brand{color:#fff;align-items:center;gap:8px;margin-bottom:48px;font-size:22px;font-weight:700;text-decoration:none;display:flex}.login-brand .logo-icon{color:var(--green-light)}.login-left h2{color:#fff;margin:0 0 14px;font-size:34px;font-weight:700;line-height:1.2}.login-left p{color:#ffffffa6;margin:0;font-size:15px;line-height:1.7}.login-right{background:#fff;justify-content:center;align-items:center;padding:60px;display:flex}.login-form{width:100%;max-width:380px}.login-form h1{color:var(--text);margin:0 0 6px;font-size:26px;font-weight:700}.login-hint{color:var(--text-muted);margin:0 0 28px;font-size:13.5px}.login-extras{justify-content:flex-end;margin-bottom:22px;display:flex}.forgot-link{color:var(--blue);font-size:13px;text-decoration:none}.forgot-link:hover{text-decoration:underline}.btn-submit{background:var(--blue);color:#fff;cursor:pointer;border:none;border-radius:9px;width:100%;padding:13px;font-size:15px;font-weight:600;transition:background .18s}.btn-submit:hover{background:var(--blue-dark)}.btn-submit:disabled{opacity:.6;cursor:not-allowed}.login-register{text-align:center;color:var(--text-muted);margin-top:22px;font-size:13.5px}.login-register a{color:var(--blue);font-weight:500;text-decoration:none}.login-register a:hover{text-decoration:underline}@media (width<=768px){.login-page{grid-template-columns:1fr}.login-left{display:none}.login-right{padding:40px 24px}}:root{--blue:#4a6fa5;--blue-dark:#3a5a8f;--green-dark:#2e5e4e;--green-light:#8dbf7c;--olive:#b5c18e;--yellow:#ffd166;--bg:#f8f9fa;--white:#fff;--text:#343a40;--text-muted:#6c757d;--border:#e9ecef;--sidebar-bg:#1b2e2b;--sidebar-active:#2e5e4e;--sidebar-hover:#ffffff0f;--sidebar-text:#a8b9b5;--sidebar-text-active:#fff;--radius:12px;--shadow:0 2px 12px #00000012}.dashboard{background:var(--bg);min-height:100vh;display:flex}.sidebar{background:var(--sidebar-bg);z-index:50;flex-direction:column;flex-shrink:0;width:220px;display:flex;position:fixed;top:0;bottom:0;left:0}.sidebar-brand{align-items:center;gap:10px;padding:20px 18px 24px;display:flex}.sidebar-logo{background:linear-gradient(135deg, var(--blue), var(--green-dark));border-radius:8px;flex-shrink:0;justify-content:center;align-items:center;width:32px;height:32px;font-size:16px;display:flex}.sidebar-brand-text{color:#fff;letter-spacing:.2px;font-size:17px;font-weight:700}.sidebar-brand-text span{color:var(--green-light)}.sidebar-nav{flex-direction:column;flex:1;gap:2px;padding:0 10px;display:flex}.sidebar-link{color:var(--sidebar-text);border-radius:9px;align-items:center;gap:10px;padding:10px 12px;font-size:13.5px;font-weight:500;text-decoration:none;transition:all .18s;display:flex;position:relative}.sidebar-link:hover{background:var(--sidebar-hover);color:#d4e4e0}.sidebar-link.active{background:var(--sidebar-active);color:var(--sidebar-text-active)}.sidebar-link-icon{text-align:center;flex-shrink:0;width:20px;font-size:16px}.sidebar-badge{background:var(--yellow);color:#333;text-align:center;border-radius:20px;min-width:20px;margin-left:auto;padding:1px 7px;font-size:11px;font-weight:700}.sidebar-footer{border-top:1px solid #ffffff12;padding:14px 10px}.sidebar-user{cursor:pointer;border-radius:9px;align-items:center;gap:10px;padding:8px 10px;transition:background .18s;display:flex}.sidebar-user:hover{background:var(--sidebar-hover)}.sidebar-user-avatar{background:linear-gradient(135deg, var(--blue), var(--green-dark));color:#fff;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:32px;height:32px;font-size:12px;font-weight:700;display:flex}.sidebar-user-info{flex:1;min-width:0}.sidebar-user-name{color:#d4e4e0;white-space:nowrap;text-overflow:ellipsis;font-size:12.5px;font-weight:600;overflow:hidden}.sidebar-user-role{color:#6a8a84;margin-top:1px;font-size:11px}.dashboard-main{flex-direction:column;flex:1;min-height:100vh;margin-left:220px;display:flex}.topbar{justify-content:space-between;align-items:flex-start;padding:28px 32px 0;display:flex}.topbar-greeting h1{color:var(--text);margin:0 0 4px;font-size:26px;font-weight:700}.topbar-date{color:var(--text-muted);font-size:13.5px}.topbar-user{align-items:center;gap:10px;padding-top:4px;display:flex}.topbar-user-name{text-align:right}.topbar-user-name strong{color:var(--text);font-size:14px;font-weight:600;display:block}.topbar-user-name span{color:var(--text-muted);font-size:12px}.topbar-avatar{background:linear-gradient(135deg, var(--blue), var(--green-dark));color:#fff;cursor:pointer;border-radius:50%;justify-content:center;align-items:center;width:40px;height:40px;font-size:14px;font-weight:700;display:flex}.topbar-logout{cursor:pointer;width:36px;height:36px;color:var(--text-muted);background:0 0;border:none;border-radius:8px;justify-content:center;align-items:center;font-size:16px;transition:background .18s;display:flex}.topbar-logout:hover{color:#dc2626;background:#fee2e2}.dashboard-content{flex-direction:column;gap:24px;padding:24px 32px 40px;display:flex}.kpi-banner{background:linear-gradient(135deg, var(--green-dark) 0%, #3d7a67 50%, var(--blue) 100%);border-radius:var(--radius);color:#fff;justify-content:space-between;align-items:center;padding:24px 32px;display:flex;position:relative;overflow:hidden}.kpi-banner:before{content:"";background:#ffffff0d;border-radius:50%;width:140px;height:140px;position:absolute;top:-30px;right:80px}.kpi-label{opacity:.85;margin-bottom:6px;font-size:14px}.kpi-number{margin-bottom:4px;font-size:56px;font-weight:800;line-height:1}.kpi-sublabel{opacity:.75;font-size:13px}.kpi-icon{background:#ffffff26;border-radius:50%;justify-content:center;align-items:center;width:64px;height:64px;font-size:28px;display:flex}.section-title{color:var(--text);align-items:center;gap:8px;margin:0 0 16px;font-size:17px;font-weight:700;display:flex}.section-title-icon{color:var(--yellow)}.students-grid{grid-template-columns:1fr 1fr;gap:16px;display:grid}.student-card{background:var(--white);border-radius:var(--radius);border:1px solid var(--border);box-shadow:var(--shadow);flex-direction:column;display:flex;overflow:hidden}.student-card-body{flex:1;padding:16px 18px 14px;position:relative}.student-card-risk-dot{background:#f97316;border-radius:50%;width:10px;height:10px;position:absolute;top:16px;right:16px}.student-card-risk-dot.high{background:#ef4444}.student-card-risk-dot.medium{background:#f97316}.student-card-risk-dot.low{background:var(--yellow)}.student-name{color:var(--text);margin-bottom:2px;font-size:15px;font-weight:700}.student-class{color:var(--text-muted);margin-bottom:10px;font-size:12.5px}.student-risk-label{color:#f97316;text-transform:uppercase;letter-spacing:.4px;align-items:center;gap:4px;margin-bottom:3px;font-size:11px;font-weight:600;display:flex}.student-risk-text{color:var(--text);margin-bottom:8px;font-size:13px;font-weight:500}.student-rec-label{color:var(--text-muted);text-transform:uppercase;letter-spacing:.4px;margin-bottom:3px;font-size:11px;font-weight:600}.student-rec-text{color:var(--text-muted);font-size:12.5px;line-height:1.5}.student-card-footer{padding:0 18px 14px}.btn-details{background:var(--blue);color:#fff;cursor:pointer;text-align:center;border:none;border-radius:8px;width:100%;padding:10px;font-size:13.5px;font-weight:600;transition:background .18s;display:block}.btn-details:hover{background:var(--blue-dark)}.chart-section{background:var(--white);border-radius:var(--radius);border:1px solid var(--border);box-shadow:var(--shadow);padding:24px}.chart-header{justify-content:space-between;align-items:center;margin-bottom:16px;display:flex}.chart-filter-btn{background:var(--bg);border:1px solid var(--border);color:var(--text-muted);cursor:pointer;border-radius:7px;padding:6px 14px;font-size:12.5px;font-weight:500;transition:all .18s}.chart-filter-btn:hover{border-color:var(--blue);color:var(--blue)}.chart-ai-insight{border-left:3px solid var(--green-dark);color:var(--green-dark);background:#f0f7f4;border-radius:0 8px 8px 0;margin-top:14px;padding:12px 16px;font-size:13px;font-style:italic}.events-section{background:var(--white);border-radius:var(--radius);border:1px solid var(--border);box-shadow:var(--shadow);padding:24px}.event-item{border-bottom:1px solid var(--border);align-items:flex-start;gap:14px;padding:12px 0;display:flex}.event-item:last-child{border-bottom:none}.event-time{width:48px;color:var(--blue);flex-shrink:0;padding-top:2px;font-size:13px;font-weight:700}.event-dot{background:var(--blue);border-radius:50%;flex-shrink:0;width:10px;height:10px;margin-top:5px}.event-info{flex:1}.event-title{color:var(--text);margin-bottom:2px;font-size:14px;font-weight:600}.event-desc{color:var(--text-muted);font-size:12.5px}.quick-actions{grid-template-columns:repeat(3,1fr);gap:16px;display:grid}.quick-action-card{background:var(--white);border:1px solid var(--border);border-radius:var(--radius);cursor:pointer;box-shadow:var(--shadow);align-items:center;gap:14px;padding:20px;transition:all .18s;display:flex}.quick-action-card:hover{border-color:var(--blue);transform:translateY(-2px);box-shadow:0 6px 20px #4a6fa51f}.quick-action-icon{border-radius:10px;flex-shrink:0;justify-content:center;align-items:center;width:44px;height:44px;font-size:20px;display:flex}.icon-blue{background:#eef3fb}.icon-green{background:#edf7f4}.icon-yellow{background:#fff8ea}.quick-action-text strong{color:var(--text);margin-bottom:2px;font-size:14px;font-weight:600;display:block}.quick-action-text span{color:var(--text-muted);font-size:12px}.page-header{margin-bottom:24px}.page-header h1{color:var(--text);margin:0 0 4px;font-size:22px;font-weight:700}.page-header p{color:var(--text-muted);margin:0;font-size:13.5px}.data-table{background:var(--white);border-radius:var(--radius);border:1px solid var(--border);border-collapse:separate;border-spacing:0;width:100%;box-shadow:var(--shadow);overflow:hidden}.data-table th{text-align:left;color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px;background:var(--bg);border-bottom:1px solid var(--border);padding:12px 18px;font-size:11.5px;font-weight:700}.data-table td{color:var(--text);border-bottom:1px solid var(--border);padding:13px 18px;font-size:13.5px}.data-table tr:last-child td{border-bottom:none}.data-table tr:hover td{background:#fafbfc}.badge{border-radius:20px;padding:3px 10px;font-size:11.5px;font-weight:600;display:inline-block}.badge-new{color:var(--blue);background:#eef3fb}.badge-processing{color:#e67700;background:#fff4e6}.badge-completed{color:var(--green-dark);background:#edf7f4}.toolbar{justify-content:space-between;align-items:center;margin-bottom:18px;display:flex}.btn-add{background:var(--blue);color:#fff;cursor:pointer;border:none;border-radius:9px;padding:9px 20px;font-size:13.5px;font-weight:600;transition:background .18s}.btn-add:hover{background:var(--blue-dark)}.btn-danger{color:#dc2626;cursor:pointer;background:0 0;border:1px solid #fecaca;border-radius:7px;padding:6px 12px;font-size:12.5px;transition:all .18s}.btn-danger:hover{background:#fef2f2}.btn-edit{border:1px solid var(--border);color:var(--blue);cursor:pointer;background:0 0;border-radius:7px;margin-right:6px;padding:6px 12px;font-size:12.5px;transition:all .18s}.btn-edit:hover{background:#eef3fb}.empty-state{text-align:center;color:var(--text-muted);padding:48px 20px}.modal-overlay{z-index:200;background:#00000059;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.modal{background:var(--white);border-radius:16px;width:100%;max-width:460px;padding:28px;box-shadow:0 20px 60px #00000026}.modal h2{color:var(--text);margin:0 0 20px;font-size:18px;font-weight:700}.modal-actions{justify-content:flex-end;gap:10px;margin-top:20px;display:flex}.btn-cancel{background:var(--bg);color:var(--text-muted);cursor:pointer;border:none;border-radius:9px;padding:9px 18px;font-size:13.5px;font-weight:500}.form-label{color:var(--text);margin-bottom:14px;font-size:13px;font-weight:600;display:block}.form-input{border:1px solid var(--border);width:100%;color:var(--text);background:var(--bg);box-sizing:border-box;border-radius:9px;margin-top:5px;padding:10px 14px;font-size:14px;transition:border-color .18s,box-shadow .18s;display:block}.form-input:focus{border-color:var(--blue);background:var(--white);outline:none;box-shadow:0 0 0 3px #4a6fa51a}.login-error{color:#dc2626;background:#fef2f2;border:1px solid #fecaca;border-radius:9px;margin-bottom:16px;padding:10px 14px;font-size:13px}.loading-spinner{text-align:center;color:var(--text-muted);padding:40px;font-size:14px}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;color:#1a1a2e;background:#fff;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;line-height:1.5}a{color:inherit}button,input,select,textarea{font-family:inherit}