@import "https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@300;400;500;600;700&family=Inter:wght@400;500;600&display=swap";
*,:before,:after{box-sizing:border-box;margin:0;padding:0}:root{--green:#16a34a;--green-hover:#15803d;--green-light:#dcfce7;--green-text:#166534;--green-100:#f0fdf4;--yellow:#ca8a04;--yellow-light:#fef9c3;--red:#dc2626;--red-light:#fee2e2;--blue:#2563eb;--blue-light:#dbeafe;--purple:#7c3aed;--purple-light:#ede9fe;--cyan:#0891b2;--cyan-light:#cffafe;--amber:#b45309;--amber-light:#fef3c7;--text-primary:#111827;--text-secondary:#6b7280;--text-muted:#9ca3af;--bg-main:#f8fafc;--bg-white:#fff;--bg-hover:#f3f4f6;--border:#e5e7eb;--shadow-sm:0 1px 2px #0000000d;--shadow:0 1px 3px #0000001a, 0 1px 2px #0000000f;--shadow-md:0 4px 6px #00000012, 0 2px 4px #0000000f;--shadow-lg:0 10px 15px #0000001a, 0 4px 6px #0000000d;--radius-sm:6px;--radius:8px;--radius-md:12px;--radius-lg:16px;--radius-full:9999px;font-family:Space Grotesk,Inter,-apple-system,BlinkMacSystemFont,sans-serif}body{color:var(--text-primary);background:var(--bg-main);-webkit-font-smoothing:antialiased;font-size:14px;line-height:1.5;overflow-x:hidden}a{color:inherit;text-decoration:none}button{cursor:pointer;font-family:inherit}input,select,textarea{font-family:inherit}ul{list-style:none}.btn{border-radius:var(--radius);white-space:nowrap;border:none;align-items:center;gap:6px;padding:8px 16px;font-size:14px;font-weight:500;transition:all .15s;display:inline-flex}.btn-primary{background:var(--green);color:#fff}.btn-primary:hover{background:var(--green-hover)}.btn-outline{color:var(--text-primary);border:1px solid var(--border);background:0 0}.btn-outline:hover{background:var(--bg-hover)}.btn-ghost{color:var(--text-secondary);background:0 0;border:none;padding:6px 10px}.btn-ghost:hover{background:var(--bg-hover);color:var(--text-primary)}.btn-danger{background:var(--red);color:#fff}.btn-danger:hover{background:#b91c1c}.btn-sm{padding:5px 12px;font-size:13px}.btn-lg{padding:12px 28px;font-size:15px;font-weight:600}.btn-icon{border-radius:var(--radius-sm);justify-content:center;align-items:center;padding:7px;display:inline-flex}.badge{border-radius:var(--radius-full);letter-spacing:.02em;align-items:center;padding:2px 8px;font-size:11px;font-weight:600;display:inline-flex}.badge-green{background:var(--green-light);color:var(--green-text)}.badge-yellow{background:var(--yellow-light);color:var(--yellow)}.badge-red{background:var(--red-light);color:var(--red)}.badge-blue{background:var(--blue-light);color:var(--blue)}.badge-purple{background:var(--purple-light);color:var(--purple)}.priority-dot{border-radius:50%;flex-shrink:0;width:9px;height:9px;display:inline-block}.p-high{background:var(--red)}.p-medium{background:var(--yellow)}.p-low{background:var(--green)}.card{background:var(--bg-white);border:1px solid var(--border);border-radius:var(--radius-md);padding:20px}.form-group{flex-direction:column;gap:5px;margin-bottom:14px;display:flex}.form-group label{color:var(--text-primary);font-size:13px;font-weight:500}.form-control{border:1px solid var(--border);border-radius:var(--radius);color:var(--text-primary);background:#fff;width:100%;padding:9px 12px;font-size:14px;transition:border-color .15s}.form-control:focus{border-color:var(--green);outline:none;box-shadow:0 0 0 3px #16a34a1f}.form-control::placeholder{color:var(--text-muted)}select.form-control{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%236b7280' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");background-position:right 12px center;background-repeat:no-repeat;padding-right:32px}.form-row{grid-template-columns:1fr 1fr;gap:12px;display:grid}.priority-group{gap:10px;display:flex}.priority-option{flex:1}.priority-option input{display:none}.priority-option label{border:1.5px solid var(--border);border-radius:var(--radius);cursor:pointer;justify-content:center;align-items:center;gap:6px;padding:8px;font-size:13px;font-weight:500;transition:all .15s;display:flex}.priority-option input:checked+label{border-color:currentColor}.priority-option.high input:checked+label{border-color:var(--red);background:var(--red-light);color:var(--red)}.priority-option.medium input:checked+label{border-color:var(--yellow);background:var(--yellow-light);color:var(--yellow)}.priority-option.low input:checked+label{border-color:var(--green);background:var(--green-light);color:var(--green-text)}.toggle{align-items:center;display:inline-flex;position:relative}.toggle input{opacity:0;width:0;height:0;position:absolute}.toggle-slider{cursor:pointer;background:#d1d5db;border-radius:11px;width:40px;height:22px;transition:background .2s;position:relative}.toggle-slider:before{content:"";width:16px;height:16px;box-shadow:var(--shadow-sm);background:#fff;border-radius:50%;transition:transform .2s;position:absolute;top:3px;left:3px}.toggle input:checked+.toggle-slider{background:var(--green)}.toggle input:checked+.toggle-slider:before{transform:translate(18px)}.modal-overlay{z-index:1000;opacity:0;visibility:hidden;background:#00000073;justify-content:center;align-items:center;transition:all .2s;display:flex;position:fixed;inset:0}.modal-overlay.open{opacity:1;visibility:visible}.modal{border-radius:var(--radius-lg);width:100%;max-width:480px;max-height:90vh;box-shadow:var(--shadow-lg);background:#fff;padding:28px;transition:transform .2s;overflow-y:auto;transform:translateY(20px)}.modal-overlay.open .modal{transform:translateY(0)}.modal-header{justify-content:space-between;align-items:center;margin-bottom:22px;display:flex}.modal-title{font-size:18px;font-weight:700}.modal-close{color:var(--text-secondary);cursor:pointer;border-radius:var(--radius-sm);background:0 0;border:none;align-items:center;padding:4px;display:flex}.modal-close:hover{background:var(--bg-hover)}.modal-footer{border-top:1px solid var(--border);justify-content:flex-end;gap:10px;margin-top:20px;padding-top:16px;display:flex}.toast{background:var(--text-primary);color:#fff;border-radius:var(--radius);box-shadow:var(--shadow-lg);z-index:9999;opacity:0;padding:12px 20px;font-size:14px;font-weight:500;transition:all .3s cubic-bezier(.34,1.56,.64,1);position:fixed;bottom:24px;right:24px;transform:translateY(80px)}.toast.show{opacity:1;transform:translateY(0)}.toast.success{background:var(--green)}.toast.error{background:var(--red)}.empty-state{text-align:center;flex-direction:column;justify-content:center;align-items:center;padding:60px 20px;display:flex}.empty-icon{background:var(--bg-hover);width:56px;height:56px;color:var(--text-muted);border-radius:50%;justify-content:center;align-items:center;margin:0 auto 14px;display:flex}.empty-state h3{color:var(--text-primary);margin-bottom:6px;font-size:16px;font-weight:600}.empty-state p{color:var(--text-secondary);font-size:14px}.confirm-overlay{z-index:2000;opacity:0;visibility:hidden;background:#00000073;justify-content:center;align-items:center;transition:all .15s;display:flex;position:fixed;inset:0}.confirm-overlay.open{opacity:1;visibility:visible}.confirm-box{border-radius:var(--radius-md);width:90%;max-width:360px;box-shadow:var(--shadow-lg);background:#fff;padding:24px}.confirm-box h3{margin-bottom:8px;font-size:16px;font-weight:700}.confirm-box p{color:var(--text-secondary);margin-bottom:20px}.confirm-actions{justify-content:flex-end;gap:8px;display:flex}[data-theme=dark]{--bg-main:#0d1117;--bg-white:#161b22;--bg-hover:#1c2333;--border:#30363d;--text-primary:#e6edf3;--text-secondary:#8b949e;--text-muted:#6e7681;--green-100:#051b0e;--green-light:#0d2d1a;--green-text:#56d364;--red-light:#2d0f0f;--yellow-light:#2d1f00;--blue-light:#0d1f40;--purple-light:#1a0b35;--cyan-light:#061f2d;--amber-light:#2d1000;--shadow-sm:0 1px 3px #000000b3;--shadow:0 2px 6px #000000b3;--shadow-md:0 4px 12px #0009;--shadow-lg:0 8px 24px #000000b3}[data-theme=dark] .form-control{color:var(--text-primary);border-color:var(--border);background:#0d1117}[data-theme=dark] .form-control:focus{border-color:var(--green);box-shadow:0 0 0 3px #16a34a26}[data-theme=dark] .form-control::placeholder{color:var(--text-muted)}[data-theme=dark] select.form-control{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%238b949e' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E")}[data-theme=dark] .modal{border:1px solid var(--border);background:#161b22}[data-theme=dark] .modal-title{color:var(--text-primary)}[data-theme=dark] .modal-close{color:var(--text-secondary)}[data-theme=dark] .modal-close:hover{background:var(--bg-hover)}[data-theme=dark] .modal-footer{border-color:var(--border)}[data-theme=dark] .confirm-box{border:1px solid var(--border);background:#161b22}[data-theme=dark] .btn-outline{color:var(--text-primary);border-color:var(--border);background:0 0}[data-theme=dark] .btn-outline:hover,[data-theme=dark] .btn-ghost:hover{background:var(--bg-hover)}[data-theme=dark] .priority-option label{border-color:var(--border);color:var(--text-secondary)}[data-theme=dark] .toast{color:var(--text-primary);border:1px solid var(--border);background:#161b22}[data-theme=dark] .toast.success{color:#56d364;background:#0d2d1a;border-color:#1a4731}[data-theme=dark] .toast.error{color:#f85149;background:#2d0f0f;border-color:#5a1a1a}[data-theme=dark] .empty-icon{background:var(--bg-hover)}[data-theme=dark] ::-webkit-scrollbar{width:5px;height:5px}[data-theme=dark] ::-webkit-scrollbar-track{background:0 0}[data-theme=dark] ::-webkit-scrollbar-thumb{background:#30363d;border-radius:99px}[data-theme=dark] ::-webkit-scrollbar-thumb:hover{background:#484f58}.app-layout{min-height:100vh;display:flex}.sidebar{border-right:1px solid var(--border);z-index:50;background:#fff;flex-direction:column;flex-shrink:0;width:210px;display:flex;position:fixed;top:0;bottom:0;left:0}.sidebar-logo{border-bottom:1px solid var(--border);padding:20px 20px 14px}.sidebar-logo a{letter-spacing:-.5px;color:var(--text-primary);font-size:22px;font-weight:700}.sidebar-logo a span{color:var(--green)}.sidebar-nav{flex:1;padding:12px 10px;overflow-y:auto}.nav-item{border-radius:var(--radius);color:var(--text-secondary);cursor:pointer;align-items:center;gap:10px;margin-bottom:2px;padding:9px 12px;font-size:14px;font-weight:500;text-decoration:none;transition:all .15s;display:flex}.nav-item svg{opacity:.7;flex-shrink:0}.nav-item:hover{background:var(--bg-hover);color:var(--text-primary)}.nav-item:hover svg{opacity:1}.nav-item.active{background:var(--green-light);color:var(--green-text);font-weight:600}.nav-item.active svg{opacity:1;color:var(--green)}.sidebar-bottom{border-top:1px solid var(--border);padding:10px}.main-area{flex-direction:column;flex:1;min-height:100vh;margin-left:210px;display:flex}.topbar{border-bottom:1px solid var(--border);z-index:40;background:#fff;justify-content:space-between;align-items:center;height:58px;padding:0 28px;display:flex;position:sticky;top:0}.topbar-left{align-items:center;display:flex}.topbar-left h1{letter-spacing:-.4px;font-size:19px;font-weight:700}.topbar-right{align-items:center;gap:8px;display:flex}.topbar-icon-btn{background:var(--bg-hover);cursor:pointer;width:36px;height:36px;color:var(--text-secondary);border:none;border-radius:50%;justify-content:center;align-items:center;transition:all .15s;display:flex}.topbar-icon-btn:hover{background:var(--border);color:var(--text-primary)}.avatar{background:var(--green);color:#fff;cursor:pointer;background-position:50%;background-size:cover;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:36px;height:36px;font-size:14px;font-weight:700;display:flex}.page-content{flex:1;padding:28px}.page-header{justify-content:space-between;align-items:center;margin-bottom:24px;display:flex}.page-header h2{letter-spacing:-.3px;font-size:20px;font-weight:700}.greeting{margin-bottom:28px}.greeting h1{letter-spacing:-.5px;margin-bottom:4px;font-size:30px;font-weight:700;line-height:1.15}.greeting p{color:var(--text-secondary);font-size:14px;font-weight:400}.stats-row{grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:24px;display:grid}.stat-card{border:1px solid var(--border);border-radius:var(--radius-lg);background:#fff;flex-direction:column;gap:12px;padding:20px 20px 18px;transition:box-shadow .2s,transform .2s;display:flex;position:relative;overflow:hidden}.stat-card:before{content:"";border-radius:var(--radius-lg) var(--radius-lg) 0 0;height:3px;position:absolute;top:0;left:0;right:0}.stat-card.red:before{background:var(--red)}.stat-card.yellow:before{background:var(--yellow)}.stat-card.blue:before{background:var(--blue)}.stat-card.green:before{background:var(--green)}.stat-card:hover{box-shadow:var(--shadow-md);transform:translateY(-1px)}.stat-card-top{justify-content:space-between;align-items:center;display:flex}.stat-label{color:var(--text-muted);text-transform:uppercase;letter-spacing:.06em;font-size:12px;font-weight:600}.stat-icon{border-radius:var(--radius);flex-shrink:0;justify-content:center;align-items:center;width:36px;height:36px;display:flex}.stat-icon.red{background:var(--red-light);color:var(--red)}.stat-icon.yellow{background:var(--yellow-light);color:var(--yellow)}.stat-icon.blue{background:var(--blue-light);color:var(--blue)}.stat-icon.green{background:var(--green-light);color:var(--green)}.stat-num{letter-spacing:-1px;color:var(--text-primary);font-size:38px;font-weight:700;line-height:1}.dash-grid{grid-template-columns:1fr 1fr;gap:16px;margin-bottom:16px;display:grid}.dash-card{border:1px solid var(--border);border-radius:var(--radius-lg);background:#fff;padding:22px}.dash-card-header{justify-content:space-between;align-items:center;margin-bottom:18px;display:flex}.dash-card-title{letter-spacing:-.2px;font-size:15px;font-weight:700}.view-all{color:var(--text-muted);letter-spacing:.02em;font-size:12px;font-weight:600;text-decoration:none;transition:color .15s}.view-all:hover{color:var(--green)}.asgn-item{border-bottom:1px solid var(--border);align-items:center;gap:12px;padding:11px 0;display:flex}.asgn-item:last-child{border-bottom:none;padding-bottom:0}.asgn-check{border:2px solid var(--border);cursor:pointer;border-radius:6px;flex-shrink:0;justify-content:center;align-items:center;width:20px;height:20px;transition:all .15s;display:flex}.asgn-check:hover{border-color:var(--green);background:var(--green-light)}.asgn-check.done{background:var(--green);border-color:var(--green)}.asgn-check.done:after{content:"✓";color:#fff;font-size:11px;font-weight:700}.asgn-info{flex:1;min-width:0}.asgn-name{white-space:nowrap;text-overflow:ellipsis;letter-spacing:-.1px;font-size:14px;font-weight:600;overflow:hidden}.asgn-name.done-text{color:var(--text-muted);font-weight:400;text-decoration:line-through}.asgn-class-name{color:var(--text-secondary);margin-top:1px;font-size:12px}.asgn-time{color:var(--text-secondary);white-space:nowrap;background:var(--bg-hover);border-radius:var(--radius-full);padding:3px 8px;font-size:12px;font-weight:600}.asgn-time.overdue{color:var(--red);background:var(--red-light)}.week-card{border:1px solid var(--border);border-radius:var(--radius-lg);background:#fff;padding:22px}.week-header{justify-content:space-between;align-items:center;margin-bottom:16px;display:flex}.week-strip{grid-template-columns:repeat(7,1fr);gap:8px;display:grid}.week-day{text-align:center;border-radius:var(--radius-md);border:1.5px solid var(--border);cursor:pointer;padding:12px 6px;transition:all .15s}.week-day:hover{border-color:var(--green);background:var(--green-100)}.week-day.today{background:var(--green);border-color:var(--green);color:#fff;box-shadow:0 4px 12px #16a34a4d}.week-day.has-tasks:not(.today){border-color:var(--green)}.week-day-label{color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em;margin-bottom:5px;font-size:10px;font-weight:700}.week-day.today .week-day-label{color:#ffffffbf}.week-day-num{letter-spacing:-.5px;font-size:18px;font-weight:700}.week-day-count{color:var(--green);min-height:14px;margin-top:4px;font-size:10px;font-weight:600}.week-day.today .week-day-count{color:#ffffffd9}.classes-grid{grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px;display:grid}.class-card{border:1px solid var(--border);border-radius:var(--radius-md);background:#fff;flex-direction:column;gap:12px;padding:20px;transition:box-shadow .2s;display:flex}.class-card:hover{box-shadow:var(--shadow-md)}.class-top{justify-content:space-between;align-items:flex-start;display:flex}.class-icon{border-radius:var(--radius);color:#fff;flex-shrink:0;justify-content:center;align-items:center;width:44px;height:44px;display:flex}.class-actions{opacity:0;gap:4px;transition:opacity .15s;display:flex}.class-card:hover .class-actions{opacity:1}.class-action-btn{border-radius:var(--radius-sm);border:1px solid var(--border);cursor:pointer;width:28px;height:28px;color:var(--text-secondary);background:#fff;justify-content:center;align-items:center;transition:all .15s;display:flex}.class-action-btn:hover{background:var(--bg-hover);color:var(--text-primary)}.class-action-btn.delete:hover{background:var(--red-light);color:var(--red);border-color:var(--red)}.class-name{letter-spacing:-.2px;font-size:16px;font-weight:700}.class-prof{color:var(--text-secondary);font-size:13px}.class-meta{align-items:center;gap:12px;display:flex}.class-meta-item{color:var(--text-secondary);align-items:center;gap:5px;font-size:13px;display:flex}.add-class-card{background:var(--bg-hover);border:2px dashed var(--border);border-radius:var(--radius-md);cursor:pointer;text-align:center;flex-direction:column;justify-content:center;align-items:center;gap:8px;min-height:140px;padding:20px;transition:all .15s;display:flex}.add-class-card:hover{border-color:var(--green);background:var(--green-100);color:var(--green-text)}.add-class-card span{color:var(--text-secondary);font-size:14px;font-weight:600}.add-class-card:hover span{color:var(--green-text)}.color-picker{flex-wrap:wrap;gap:8px;display:flex}.color-swatch{cursor:pointer;border:2px solid #0000;border-radius:50%;width:28px;height:28px;transition:transform .15s}.color-swatch:hover{transform:scale(1.1)}.color-swatch.selected{border-color:var(--text-primary);transform:scale(1.15)}.asgn-filters{flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:20px;display:flex}.filter-btn{border-radius:var(--radius-full);border:1px solid var(--border);cursor:pointer;background:#fff;padding:6px 14px;font-size:13px;font-weight:500;transition:all .15s}.filter-btn:hover{background:var(--bg-hover)}.filter-btn.active{background:var(--text-primary);color:#fff;border-color:var(--text-primary)}.filter-search{margin-left:auto;position:relative}.filter-search svg{color:var(--text-muted);pointer-events:none;position:absolute;top:50%;left:10px;transform:translateY(-50%)}.filter-search input{border:1px solid var(--border);border-radius:var(--radius-full);width:220px;color:var(--text-primary);background:#fff;padding:7px 12px 7px 32px;font-size:13px}.filter-search input:focus{border-color:var(--green);outline:none}.asgn-list{border:1px solid var(--border);border-radius:var(--radius-md);background:#fff;overflow:hidden}.asgn-list-item{border-bottom:1px solid var(--border);align-items:center;gap:12px;padding:14px 20px;transition:background .1s;display:flex}.asgn-list-item:last-child{border-bottom:none}.asgn-list-item:hover{background:var(--bg-main)}.asgn-list-check{border:2px solid var(--border);cursor:pointer;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:20px;height:20px;transition:all .15s;display:flex}.asgn-list-check:hover{border-color:var(--green)}.asgn-list-check.done{background:var(--green);border-color:var(--green)}.asgn-list-info{flex:1;min-width:0}.asgn-list-name{margin-bottom:3px;font-size:14px;font-weight:600}.asgn-list-name.done{color:var(--text-muted);text-decoration:line-through}.asgn-list-meta{color:var(--text-secondary);align-items:center;gap:10px;font-size:12px;display:flex}.asgn-class-dot{border-radius:50%;flex-shrink:0;width:8px;height:8px}.asgn-list-due{color:var(--text-secondary);white-space:nowrap;font-size:12px}.asgn-list-due.overdue{color:var(--red);font-weight:600}.asgn-list-due.today{color:var(--yellow);font-weight:600}.asgn-list-actions{opacity:0;gap:4px;transition:opacity .15s;display:flex}.asgn-list-item:hover .asgn-list-actions{opacity:1}.cal-header{justify-content:space-between;align-items:center;margin-bottom:20px;display:flex}.cal-nav{align-items:center;gap:8px;display:flex}.cal-nav-btn{border-radius:var(--radius);border:1px solid 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#0000001a}.timer-ring-wrap{width:148px;height:148px;margin-bottom:12px;position:relative}.timer-ring-label{flex-direction:column;justify-content:center;align-items:center;display:flex;position:absolute;inset:0}.timer-time{font-variant-numeric:tabular-nums;font-size:30px;font-weight:800;line-height:1}.timer-mode-label{text-transform:uppercase;letter-spacing:.5px;margin-top:2px;font-size:11px;font-weight:700}.timer-controls{align-items:center;gap:16px;margin:8px 0 16px;display:flex}.timer-ctrl-btn{border:1.5px solid var(--border);cursor:pointer;width:36px;height:36px;color:var(--text-secondary);background:0 0;border-radius:50%;justify-content:center;align-items:center;transition:all .15s;display:flex}.timer-ctrl-btn:hover:not(:disabled){border-color:var(--green);color:var(--green)}.timer-ctrl-btn:disabled{opacity:.3;cursor:not-allowed}.timer-play-btn{background:var(--green);cursor:pointer;color:#fff;border:none;border-radius:50%;justify-content:center;align-items:center;width:56px;height:56px;transition:all .15s;display:flex;box-shadow:0 4px 16px #16a34a66}.timer-play-btn:hover{background:var(--green-hover);transform:scale(1.05);box-shadow:0 6px 20px #16a34a80}[data-theme=dark] .streak-card,[data-theme=dark] .grade-display-card,[data-theme=dark] .grades-card,[data-theme=dark] .grades-sidebar{border-color:var(--border);background:#161b22}[data-theme=dark] .grades-cls-btn.active{background:#16a34a1f}[data-theme=dark] .grades-cls-btn:hover,[data-theme=dark] .grades-table-head,[data-theme=dark] .grades-add-row,[data-theme=dark] .grades-result{background:#0d1117}[data-theme=dark] .timer-panel{border-color:var(--border);background:#161b22}[data-theme=dark] .timer-panel-header,[data-theme=dark] .timer-mode-row{background:#0d1117}[data-theme=dark] .timer-mode-btn.active{background:#161b22}[data-theme=dark] .timer-fab{border-color:var(--border);color:var(--text-primary);background:#161b22}@media (max-width:768px){.grades-layout{grid-template-columns:1fr}.streak-row{gap:8px}.streak-card{min-width:0;padding:14px 16px}.timer-panel{width:calc(100vw - 32px);bottom:160px;right:16px}.timer-fab{bottom:84px;right:16px}}.db-in{opacity:1!important;transform:translateY(0)!important}.db-skeleton{flex-direction:column;gap:16px;display:flex}.db-skel-hero{border-radius:var(--radius-lg);background:linear-gradient(90deg,#e5e7eb 25%,#f3f4f6 50%,#e5e7eb 75%) 0 0/400% 100%;height:160px;animation:1.4s infinite skelShimmer}.db-skel-stats{grid-template-columns:repeat(4,1fr);gap:12px;display:grid}.db-skel-card{border-radius:var(--radius-md);background:linear-gradient(90deg,#e5e7eb 25%,#f3f4f6 50%,#e5e7eb 75%) 0 0/400% 100%;height:96px;animation:1.4s infinite skelShimmer}.db-skel-grid{grid-template-columns:1fr 1fr;gap:16px;display:grid}.db-skel-panel{border-radius:var(--radius-md);background:linear-gradient(90deg,#e5e7eb 25%,#f3f4f6 50%,#e5e7eb 75%) 0 0/400% 100%;height:220px;animation:1.4s infinite skelShimmer}.db-hero{border-radius:var(--radius-lg);background:linear-gradient(135deg,#0a0f1e 0%,#0d1f12 50%,#0a1628 100%);justify-content:space-between;align-items:center;gap:24px;min-height:160px;margin-bottom:20px;padding:32px 36px;display:flex;position:relative;overflow:hidden;box-shadow:0 8px 32px #0003}.db-hero-orb{pointer-events:none;background:radial-gradient(circle,#4ade802e 0%,#0000 70%);border-radius:50%;width:260px;height:260px;animation:8s ease-in-out infinite alternate dbOrbDrift;position:absolute;top:-60px;right:120px}@keyframes dbOrbDrift{0%{transform:translate(0)scale(1)}to{transform:translate(30px,20px)scale(1.1)}}.db-hero-grid{pointer-events:none;background-image:radial-gradient(circle,#ffffff0f 1px,#0000 1px);background-size:28px 28px;position:absolute;inset:0}.db-hero-left{z-index:1;flex:1;min-width:0;position:relative}.db-hero-right{z-index:1;flex-shrink:0;position:relative}.db-greeting-line{color:#fff;opacity:0;align-items:center;gap:10px;margin-bottom:6px;transition:opacity .5s,transform .5s;display:flex;transform:translateY(12px)}.db-greeting{color:#fff;font-size:22px;font-weight:800}.db-date{color:#ffffff8c;opacity:0;margin-bottom:16px;font-size:13px;font-weight:500;transition:opacity .5s,transform .5s;transform:translateY(12px)}.db-hero-badges{opacity:0;flex-wrap:wrap;align-items:center;gap:8px;transition:opacity .5s,transform .5s;display:flex;transform:translateY(12px)}.db-hero-badge{border-radius:var(--radius-full);border:1px solid #0000;align-items:center;gap:6px;padding:5px 12px;font-size:12px;font-weight:600;display:inline-flex}.db-badge-streak{color:#fdba74;background:#fb923c1f;border-color:#fb923c4d}.db-badge-study{color:#93c5fd;background:#3b82f61f;border-color:#3b82f64d}.db-badge-due{color:#fca5a5;background:#ef44441f;border-color:#ef44444d}.db-ring-wrap{opacity:0;width:100px;height:100px;transition:opacity .6s,transform .6s;position:relative;transform:translateY(12px)scale(.9)}.db-ring-label{color:#fff;flex-direction:column;justify-content:center;align-items:center;display:flex;position:absolute;inset:0}.db-ring-pct{font-size:22px;font-weight:800;line-height:1}.db-ring-sub{color:#ffffff8c;margin-top:2px;font-size:11px;font-weight:600}.db-ring-empty{opacity:0;flex-direction:column;justify-content:center;align-items:center;width:100px;height:100px;transition:opacity .6s,transform .6s;display:flex;transform:translateY(12px)}.db-stats{grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:20px;display:grid}.db-stat-card{border-radius:var(--radius-md);opacity:0;flex-direction:column;gap:10px;padding:18px 20px;transition:opacity .45s,transform .45s;display:flex;transform:translateY(16px)}.db-stat-top{justify-content:space-between;align-items:center;display:flex}.db-stat-label{color:var(--text-secondary);text-transform:uppercase;letter-spacing:.4px;font-size:12px;font-weight:600}.db-stat-icon{flex-shrink:0}.db-stat-num{font-variant-numeric:tabular-nums;font-size:36px;font-weight:800;line-height:1}.db-card{background:var(--bg-white);border:1px solid var(--border);border-radius:var(--radius-md);opacity:0;margin-bottom:16px;padding:20px;transition:opacity .45s,transform .45s;transform:translateY(16px)}.db-card-header{justify-content:space-between;align-items:center;margin-bottom:16px;display:flex}.db-card-title{color:var(--text-primary);align-items:center;gap:8px;font-size:14px;font-weight:700;display:flex}.db-view-all{color:var(--green);font-size:12px;font-weight:600}.db-view-all:hover{text-decoration:underline}.db-est-time{color:var(--text-muted);background:var(--bg-hover);border-radius:var(--radius-full);padding:2px 8px;font-size:11px;font-weight:600}.db-plan-card{margin-bottom:16px}.db-plan-list{flex-direction:column;gap:2px;display:flex}.db-plan-row{border-radius:var(--radius-sm);background:var(--bg-main);border-left-style:solid;border-left-width:3px;align-items:center;gap:12px;padding:10px 12px;transition:background .15s;display:flex}.db-plan-row:hover{background:var(--bg-hover)}.db-plan-idx{min-width:20px;font-size:13px;font-weight:800}.db-plan-name{color:var(--text-primary);text-overflow:ellipsis;white-space:nowrap;font-size:14px;font-weight:600;overflow:hidden}.db-plan-meta{color:var(--text-secondary);align-items:center;gap:6px;margin-top:2px;font-size:12px;display:flex}.db-dot{color:var(--text-muted)}.db-plan-due{color:var(--text-secondary);white-space:nowrap;font-size:12px;font-weight:600}.db-plan-due.overdue{color:#dc2626}.db-plan-badge{border-radius:var(--radius-full);white-space:nowrap;padding:2px 8px;font-size:10px;font-weight:700}.db-grid{grid-template-columns:1fr 1fr;gap:16px;margin-bottom:16px;display:grid}.db-asgn-list{flex-direction:column;gap:2px;display:flex}.db-asgn-row{border-radius:var(--radius-sm);background:var(--bg-main);border-left-style:solid;border-left-width:3px;align-items:center;gap:10px;padding:10px 12px;transition:background .15s;display:flex}.db-asgn-row:hover{background:var(--bg-hover)}.db-asgn-dot{border-radius:50%;flex-shrink:0;width:8px;height:8px}.db-asgn-info{flex:1;min-width:0}.db-asgn-name{color:var(--text-primary);text-overflow:ellipsis;white-space:nowrap;font-size:13px;font-weight:600;overflow:hidden}.db-asgn-class{margin-top:1px;font-size:11px;font-weight:600}.db-asgn-due{color:var(--text-secondary);white-space:nowrap;font-size:11px;font-weight:600}.db-asgn-due.overdue{color:#dc2626}.db-cls-row{border-bottom:1px solid var(--border);align-items:center;gap:12px;padding:10px 0;display:flex}.db-cls-row:last-child{border-bottom:none}.db-cls-icon{border-radius:var(--radius);flex-shrink:0;justify-content:center;align-items:center;width:36px;height:36px;display:flex}.db-cls-info{flex:1;min-width:0}.db-cls-name{color:var(--text-primary);text-overflow:ellipsis;white-space:nowrap;font-size:13px;font-weight:700;overflow:hidden}.db-cls-bar-wrap{align-items:center;gap:8px;margin-top:5px;display:flex}.db-cls-bar-track{background:var(--border);border-radius:2px;flex:1;height:4px;overflow:hidden}.db-cls-bar-fill{border-radius:2px;height:100%;transition:width .8s cubic-bezier(.22,1,.36,1)}.db-cls-count{color:var(--text-muted);white-space:nowrap;font-size:11px;font-weight:600}.db-cls-pending{white-space:nowrap;flex-shrink:0;font-size:12px;font-weight:600}.db-bottom-row{opacity:0;grid-template-columns:1fr 1fr 1fr;gap:12px;margin-bottom:16px;transition:opacity .45s,transform .45s;display:grid;transform:translateY(16px)}.db-bottom-card{background:var(--bg-white);border:1px solid var(--border);border-radius:var(--radius-md);align-items:center;gap:14px;padding:18px 20px;transition:box-shadow .2s,border-color .2s;display:flex;position:relative}.db-bottom-card:hover{box-shadow:var(--shadow-md)}.db-bottom-icon{border-radius:var(--radius);flex-shrink:0;justify-content:center;align-items:center;width:44px;height:44px;display:flex}.db-bottom-num{font-variant-numeric:tabular-nums;font-size:26px;font-weight:800;line-height:1}.db-bottom-lbl{color:var(--text-secondary);margin-top:2px;font-size:12px;font-weight:500}.db-bottom-hint{color:var(--text-muted);font-size:11px;font-weight:600;position:absolute;right:16px}.db-streak-card{background:linear-gradient(135deg,#fff7ed,#fff);border-color:#fed7aa!important}.db-streak-icon{border-radius:var(--radius);background:#fff7ed;flex-shrink:0;justify-content:center;align-items:center;width:44px;height:44px;display:flex}.db-streak-best{text-align:center;flex-shrink:0;margin-left:auto}.db-grades-card{cursor:pointer;text-decoration:none}.db-grades-card:hover{box-shadow:var(--shadow-md);border-color:#bbf7d0!important}.db-week-card{background:var(--bg-white);border:1px solid var(--border);border-radius:var(--radius-md);opacity:0;padding:20px;transition:opacity .45s,transform .45s;transform:translateY(16px)}.db-week-strip{grid-template-columns:repeat(7,1fr);gap:6px;margin-top:4px;display:grid}.db-week-day{border-radius:var(--radius);cursor:pointer;color:var(--text-secondary);flex-direction:column;align-items:center;gap:4px;padding:10px 4px;text-decoration:none;transition:background .15s,color .15s;display:flex}.db-week-day:hover{background:var(--bg-hover);color:var(--text-primary)}.db-week-day.today{background:var(--green);color:#fff}.db-week-day.today:hover{background:var(--green-hover)}.db-week-day.has-tasks{color:var(--text-primary)}.db-week-dow{text-transform:uppercase;letter-spacing:.3px;font-size:11px;font-weight:700}.db-week-num{font-size:18px;font-weight:800;line-height:1}.db-week-indicator{justify-content:center;align-items:center;min-height:20px;display:flex}.db-week-dot{color:#15803d;background:#dcfce7;border-radius:50%;justify-content:center;align-items:center;width:20px;height:20px;font-size:10px;font-weight:800;display:flex}.db-week-day.today .db-week-dot{color:#fff;background:#ffffff40}.db-empty{color:var(--text-muted);flex-direction:column;align-items:center;gap:8px;padding:32px 16px;display:flex}.db-empty-icon{background:var(--bg-hover);border-radius:50%;justify-content:center;align-items:center;width:48px;height:48px;display:flex}.db-empty-title{color:var(--text-secondary);font-size:14px;font-weight:700}.db-empty-sub{font-size:12px}[data-theme=dark] .db-hero{background:linear-gradient(135deg,#010409 0%,#0a1a0e 50%,#010d1a 100%)}[data-theme=dark] .db-card,[data-theme=dark] .db-bottom-card,[data-theme=dark] .db-week-card{border-color:var(--border);background:#161b22}[data-theme=dark] .db-plan-row,[data-theme=dark] .db-asgn-row{background:#0d1117}[data-theme=dark] .db-plan-row:hover,[data-theme=dark] .db-asgn-row:hover,[data-theme=dark] .db-week-day:hover{background:#1c2128}[data-theme=dark] .db-week-day.today{background:var(--green)}[data-theme=dark] .db-streak-card{background:linear-gradient(135deg,#1a0f00,#1a1208);border-color:#854d0e!important}[data-theme=dark] .db-skel-hero,[data-theme=dark] .db-skel-card,[data-theme=dark] .db-skel-panel{background:linear-gradient(90deg,#161b22 25%,#1c2128 50%,#161b22 75%) 0 0/400% 100%}[data-theme=dark] .db-empty-icon{background:#0d1117}@media (max-width:900px){.db-stats{grid-template-columns:repeat(2,1fr)}.db-grid{grid-template-columns:1fr}.db-bottom-row{grid-template-columns:1fr 1fr}.db-hero{padding:24px}.db-greeting{font-size:18px}}@media (max-width:640px){.db-stats{grid-template-columns:repeat(2,1fr)}.db-bottom-row{grid-template-columns:1fr}.db-hero{flex-direction:column;align-items:flex-start}.db-ring-wrap,.db-ring-empty{display:none}.db-week-strip{gap:3px}.db-week-dow{font-size:9px}.db-week-num{font-size:14px}}.lp-video-section{background:#0a0f1e;padding:96px 24px;position:relative;overflow:hidden}.lp-video-section:before{content:"";pointer-events:none;background:radial-gradient(circle,#16a34a1f 0%,#0000 70%);width:700px;height:700px;position:absolute;top:-120px;left:50%;transform:translate(-50%)}.lp-video-inner{max-width:860px;margin:0 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