:root{--teal:teal;--teal-light:#20a0a0;--teal-dark:#006060;--teal-pale:#e0f4f4;--teal-glass:rgba(0,128,128,.08);--accent:#f59e0b;--accent-pale:#fef3c7;--danger:#ef4444;--danger-pale:#fee2e2;--success:#10b981;--success-pale:#d1fae5;--info:#3b82f6;--info-pale:#dbeafe;--purple:#8b5cf6;--purple-pale:#ede9fe;--bg:#f0f6f6;--bg-card:#fff;--bg-sidebar:#fff;--border:#d4e8e8;--border-light:#eaf3f3;--text:#0f2a2a;--text-2:#3d6060;--text-3:#7a9e9e;--text-inv:#fff;--radius-sm:8px;--radius:14px;--radius-lg:20px;--radius-xl:28px;--shadow-sm:0 1px 4px rgba(0,128,128,.07);--shadow:0 2px 16px rgba(0,128,128,.1);--shadow-md:0 6px 28px rgba(0,128,128,.13);--shadow-lg:0 12px 48px rgba(0,128,128,.16);--sidebar-w:260px;--navbar-h:64px;--transition:0.2s cubic-bezier(0.4,0,0.2,1);--transition-slow:0.4s cubic-bezier(0.4,0,0.2,1)}[data-theme=dark]{--bg:#0a1a1a;--bg-card:#0f2424;--bg-sidebar:#0c1e1e;--border:#1a3a3a;--border-light:#152e2e;--text:#e0f4f4;--text-2:#8abcbc;--text-3:#4a7a7a;--teal-pale:rgba(0,128,128,.15);--teal-glass:rgba(0,128,128,.12);--shadow:0 2px 16px rgba(0,0,0,.4);--shadow-md:0 6px 28px rgba(0,0,0,.5)}*,:after,:before{box-sizing:border-box;margin:0;padding:0}html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}body{font-family:Inter,Segoe UI,system-ui,sans-serif;background:var(--bg);color:var(--text);min-height:100vh;line-height:1.5;transition:background var(--transition),color var(--transition)}a{color:inherit;text-decoration:none}button{font-family:inherit}img{max-width:100%}.h1{font-size:28px;font-weight:800;letter-spacing:-.5px}.h2{font-size:22px}.h2,.h3{font-weight:700}.h3{font-size:17px}.h4{font-size:14px;font-weight:600}.text-sm{font-size:13px}.text-xs{font-size:11px}.muted{color:var(--text-3)}.muted2{color:var(--text-2)}.btn{display:inline-flex;align-items:center;gap:7px;padding:9px 20px;border-radius:var(--radius-sm);font-size:14px;font-weight:600;cursor:pointer;border:none;transition:all var(--transition);white-space:nowrap}.btn-primary{background:var(--teal);color:#fff}.btn-primary:hover{background:var(--teal-dark);transform:translateY(-1px);box-shadow:var(--shadow-md)}.btn-outline{background:transparent;color:var(--teal);border:1.5px solid var(--teal)}.btn-outline:hover{background:var(--teal-pale)}.btn-ghost{background:transparent;color:var(--text-2);border:1.5px solid var(--border)}.btn-ghost:hover{background:var(--teal-pale);color:var(--teal);border-color:var(--teal)}.btn-danger{background:var(--danger);color:#fff}.btn-danger:hover{background:#dc2626}.btn-sm{padding:6px 14px;font-size:13px}.btn-icon{padding:8px;border-radius:var(--radius-sm)}.btn:disabled{opacity:.5;cursor:not-allowed;transform:none!important}.input{width:100%;padding:10px 14px;border:1.5px solid var(--border);border-radius:var(--radius-sm);font-size:14px;font-family:inherit;background:var(--bg-card);color:var(--text);outline:none;transition:border var(--transition),box-shadow var(--transition)}.input:focus{border-color:var(--teal);box-shadow:0 0 0 3px rgba(0,128,128,.12)}.input::placeholder{color:var(--text-3)}.label{display:block;font-size:12px;font-weight:600;color:var(--text-2);margin-bottom:5px;text-transform:uppercase;letter-spacing:.5px}.form-group{margin-bottom:16px}.error-msg{color:var(--danger);font-size:12px;margin-top:4px}.card{background:var(--bg-card);border-radius:var(--radius);box-shadow:var(--shadow);border:1px solid var(--border-light);padding:24px;transition:box-shadow var(--transition)}.card:hover{box-shadow:var(--shadow-md)}.card-sm{padding:16px;border-radius:var(--radius-sm)}.glass{background:hsla(0,0%,100%,.7);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid hsla(0,0%,100%,.5);border-radius:var(--radius-lg);box-shadow:var(--shadow-md)}[data-theme=dark] .glass{background:rgba(15,36,36,.7);border-color:rgba(0,128,128,.2)}.badge{display:inline-flex;align-items:center;gap:4px;padding:3px 10px;border-radius:99px;font-size:11px;font-weight:700;letter-spacing:.3px}.badge-teal{background:var(--teal-pale);color:var(--teal-dark)}.badge-accent{background:var(--accent-pale);color:#92400e}.badge-danger{background:var(--danger-pale);color:#991b1b}.badge-success{background:var(--success-pale);color:#065f46}.badge-info{background:var(--info-pale);color:#1e40af}.badge-purple{background:var(--purple-pale);color:#5b21b6}.progress-wrap{background:var(--border);border-radius:99px;height:8px;overflow:hidden}.progress-fill{height:100%;border-radius:99px;transition:width .6s cubic-bezier(.4,0,.2,1)}.progress-teal{background:linear-gradient(90deg,var(--teal),var(--teal-light))}.progress-accent{background:linear-gradient(90deg,#f59e0b,#fbbf24)}.progress-danger{background:linear-gradient(90deg,#ef4444,#f87171)}.progress-success{background:linear-gradient(90deg,#10b981,#34d399)}.stat-card{background:var(--bg-card);border-radius:var(--radius);box-shadow:var(--shadow);border:1px solid 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var(--border);display:flex;flex-direction:column;z-index:100;transition:transform var(--transition-slow),box-shadow var(--transition);overflow-y:auto}.sidebar-logo{padding:20px 20px 16px;display:flex;align-items:center;gap:10px;border-bottom:1px solid var(--border-light)}.sidebar-logo img{width:36px;height:36px;object-fit:contain}.sidebar-logo .logo-text{font-size:17px;font-weight:800;color:var(--teal)}.sidebar-logo .school-name{font-size:11px;color:var(--text-3);font-weight:500;margin-top:1px}.sidebar-section{padding:8px 12px 4px;font-size:10px;font-weight:700;color:var(--text-3);text-transform:uppercase;letter-spacing:1px;margin-top:8px}.nav-item{display:flex;align-items:center;gap:10px;padding:10px 16px;margin:2px 8px;border-radius:var(--radius-sm);font-size:14px;font-weight:500;color:var(--text-2);cursor:pointer;transition:all 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320px;grid-gap:20px;gap:20px;align-items:start}.topics-day-detail{position:-webkit-sticky;position:sticky;top:calc(var(--navbar-h) + 28px)}@media (max-width:1024px){:root{--sidebar-w:220px}.analytics-charts-row{grid-template-columns:1fr 1fr}.analytics-charts-row>:last-child{grid-column:1/-1}.dashboard-charts-row{grid-template-columns:1fr 1fr}.dashboard-charts-row>:last-child{grid-column:1/-1}.subjects-layout{grid-template-columns:260px 1fr}.log-layout{grid-template-columns:340px 1fr}}@media (max-width:768px){.sidebar{transform:translateX(-100%)}.sidebar.open{transform:translateX(0);box-shadow:var(--shadow-lg)}.navbar{left:0;padding:0 16px}.page-main{margin-left:0}.page-content{padding:16px}.grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}.grid-2{grid-template-columns:1fr}.menu-toggle{display:flex}.analytics-charts-row,.dashboard-charts-row,.log-layout,.subjects-layout,.topics-calendar-layout{grid-template-columns:1fr}.analytics-charts-row>:last-child,.dashboard-charts-row>:last-child{grid-column:auto}.log-form-card,.topics-day-detail{position:static!important}}@media (max-width:480px){.grid-3,.grid-4{grid-template-columns:1fr}.page-content{padding:12px}.navbar-title{font-size:15px}.input{min-width:0}}.flex,.flex-col{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-between{justify-content:space-between}.gap-2{gap:8px}.gap-3{gap:12px}.gap-4{gap:16px}.gap-6{gap:24px}.mt-1{margin-top:4px}.mt-2{margin-top:8px}.mt-4{margin-top:16px}.mt-6{margin-top:24px}.mb-4{margin-bottom:16px}.mb-6{margin-bottom:24px}.w-full{width:100%}.truncate{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.rounded-full{border-radius:99px}.text-center{text-align:center}.font-bold{font-weight:700}.relative{position:relative}.cursor-pointer{cursor:pointer}.login-bg{min-height:100vh;background:linear-gradient(135deg,#004d4d,#006060 40%,teal 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hsla(0,0%,100%,.18);border-left:3px solid hsla(0,0%,100%,.3)}.school-card:hover{background:hsla(0,0%,100%,.18);border-color:hsla(0,0%,100%,.5);transform:translateY(-3px)}.school-card.selected{background:hsla(0,0%,100%,.25);border-color:#fff;box-shadow:0 0 0 3px hsla(0,0%,100%,.3)}.timeline{position:relative;padding-left:28px}.timeline:before{content:"";position:absolute;left:8px;top:0;bottom:0;width:2px;background:var(--border)}.timeline-item{position:relative;margin-bottom:20px}.timeline-item:before{content:"";position:absolute;left:-24px;top:6px;width:10px;height:10px;border-radius:50%;background:var(--teal);border:2px solid var(--bg-card);box-shadow:0 0 0 2px var(--teal)}.cal-grid{display:grid;grid-template-columns:repeat(7,1fr);grid-gap:4px;gap:4px}.cal-day-header{text-align:center;font-size:11px;font-weight:700;color:var(--text-3);padding:6px 0;text-transform:uppercase}.cal-day{min-height:80px;background:var(--bg-card);border-radius:var(--radius-sm);border:1.5px solid var(--border-light);padding:6px;transition:all var(--transition);cursor:pointer}.cal-day.has-entry,.cal-day:hover{border-color:var(--teal)}.cal-day.has-entry{background:var(--teal-pale)}.cal-day.today{border-color:var(--teal);box-shadow:0 0 0 2px rgba(0,128,128,.2)}.cal-day.empty{background:transparent;border-color:transparent;cursor:default}.cal-day-num{font-size:12px;font-weight:700;color:var(--text-2)}.cal-day.has-entry .cal-day-num{color:var(--teal-dark)}.cal-chip{background:var(--teal);color:#fff;border-radius:4px;padding:1px 5px;font-size:9px;margin-top:2px;line-height:1.5;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.ring-wrap{position:relative;display:inline-flex;align-items:center;justify-content:center}.ring-label{position:absolute;text-align:center}.notif-dot{width:8px;height:8px;background:var(--danger);border-radius:50%;position:absolute;top:2px;right:2px;border:2px solid var(--bg-card)}.att-cell{width:28px;height:28px;border-radius:6px;display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:700}.att-present{background:var(--success-pale);color:#065f46}.att-absent{background:var(--danger-pale);color:#991b1b}.att-late{background:var(--accent-pale);color:#92400e}.att-halfday{background:#ede9fe;color:#5b21b6}.att-leave{background:#dbeafe;color:#1e40af}.att-holiday{background:var(--border-light);color:var(--text-3)}@media (max-width:640px){.table thead{display:none}.table,.table tbody,.table td,.table tr{display:block;width:100%}.table tr{background:var(--bg-card);border-radius:var(--radius);box-shadow:var(--shadow-sm);margin-bottom:10px;padding:12px 16px;border:1px solid var(--border-light)}.table td{padding:4px 0;border:none;display:flex;align-items:center;gap:8px;font-size:13px}.table td:before{content:attr(data-label);font-weight:700;color:var(--text-3);font-size:11px;min-width:100px;text-transform:uppercase}.table-wrap{border:none;border-radius:0}}@media (max-width:768px){.cal-day{min-height:52px}.cal-chip{display:none}}