:root{color-scheme:light;--bg: #f6f5fb;--surface: #ffffff;--surface-soft: #f9f8fd;--surface-raised: #fff;--ink: #242238;--ink-soft: #64627a;--muted: #9290a5;--line: #eceaf3;--purple: #7858ef;--purple-dark: #6444db;--purple-soft: #f0edff;--blue: #4aa9f6;--blue-soft: #eaf5ff;--mint: #61c9ae;--orange: #f4a36f;--red: #e87983;--shadow: 0 12px 36px rgba(47, 38, 94, .06);--sidebar-width: 248px;font-family:DM Sans,sans-serif}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);min-width:320px}button,input,select,textarea{font:inherit}button{color:inherit}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid rgba(120,88,239,.28);outline-offset:2px}button{cursor:pointer}.app-shell{min-height:100vh}.sidebar{position:fixed;z-index:30;inset:0 auto 0 0;width:var(--sidebar-width);background:var(--surface);border-right:1px solid var(--line);padding:27px 16px 15px;display:flex;flex-direction:column}.brand{display:flex;align-items:center;gap:11px;padding:0 12px;text-decoration:none;color:var(--ink);width:max-content}.brand-mark{width:29px;height:29px;display:flex;align-items:center;justify-content:center;gap:2px;position:relative;border-radius:10px;transform:rotate(-15deg);background:linear-gradient(145deg,#9677ff,#58b8ff);box-shadow:0 5px 12px #7858ef44}.brand-mark span{width:3px;border-radius:4px;background:#fff;display:block}.brand-mark span:nth-child(1){height:8px;opacity:.75}.brand-mark span:nth-child(2){height:15px}.brand-mark span:nth-child(3){height:10px;opacity:.8}.brand-name{font-family:Manrope,sans-serif;font-size:23px;font-weight:800;letter-spacing:-1.4px}.brand-period{color:var(--purple)}.sidebar-label{font-size:9px;line-height:1;letter-spacing:1.25px;font-weight:700;color:#a19fb1;padding:0 13px;margin:38px 0 12px}.sidebar-label-spaced{margin-top:27px}.main-nav{display:grid;gap:4px}.nav-item{border:0;background:transparent;color:#77758b;border-radius:10px;width:100%;text-align:left;padding:10px 12px;display:flex;align-items:center;gap:12px;font-size:13px;font-weight:600;transition:.18s ease}.nav-item:hover{color:var(--purple);background:var(--surface-soft)}.nav-item.active{background:var(--purple-soft);color:var(--purple-dark)}.nav-icon{width:18px;text-align:center;font-size:19px;line-height:17px;color:currentColor}.nav-badge{margin-left:auto;font-size:10px;border-radius:20px;background:#eeeaff;color:var(--purple);padding:2px 7px}.sidebar-spacer{flex:1;min-height:16px}.sidebar-subjects{border-top:1px solid var(--line);padding:15px 5px 13px}.subjects-heading{padding:0 6px;display:flex;align-items:center;justify-content:space-between;font-size:9px;font-weight:700;letter-spacing:1.1px;color:#a19fb1;margin-bottom:9px}.subject-shortcut{display:flex;gap:9px;align-items:center;width:100%;border:0;border-radius:8px;background:transparent;padding:8px 7px;text-align:left;font-size:12px;color:var(--ink-soft)}.subject-shortcut:hover{background:var(--surface-soft);color:var(--ink)}.subject-swatch{width:8px;height:8px;border-radius:3px;flex:none}.sidebar-footer{border-top:1px solid var(--line);padding:14px 7px 1px;font-size:9px;color:#9b99aa;display:flex;align-items:center;gap:7px}.status-dot{width:6px;height:6px;border-radius:50%;background:var(--mint);box-shadow:0 0 0 3px #61c9ae20}.main-column{margin-left:var(--sidebar-width);min-height:100vh;display:flex;flex-direction:column}.topbar{height:74px;border-bottom:1px solid var(--line);background:var(--surface);display:flex;align-items:center;justify-content:space-between;padding:0 42px;position:sticky;top:0;z-index:20}.breadcrumb{display:flex;gap:10px;align-items:center;color:var(--muted);font-size:12px}.breadcrumb strong{color:var(--ink);font-weight:700}.breadcrumb-slash{color:#cbc9d5}.topbar-actions{display:flex;align-items:center;gap:12px}.search-link{display:flex;gap:8px;align-items:center;color:#8b899c;border:1px solid var(--line);background:var(--surface-soft);border-radius:9px;padding:7px 9px;font-size:11px}.search-link>span:first-child{font-size:18px;line-height:12px}.search-link kbd{font-size:10px;border:0;color:var(--purple);background:var(--purple-soft);padding:3px 5px;border-radius:5px}.icon-button{border:0;background:transparent;width:34px;height:34px;border-radius:9px;display:inline-grid;place-items:center;color:#77758b;font-size:18px;position:relative}.icon-button:hover{background:var(--surface-soft);color:var(--purple)}.icon-button.small{width:23px;height:23px;font-size:18px;color:var(--purple)}.notification-dot{position:absolute;width:6px;height:6px;right:6px;top:6px;background:var(--red);border:1px solid var(--surface);border-radius:50%;display:none}.notification-dot.visible{display:block}.avatar{width:30px;height:30px;border-radius:50%;background:linear-gradient(140deg,#d9ceff,#c9edff);color:#6444db;display:grid;place-items:center;font-weight:700;font-family:Manrope,sans-serif;font-size:12px}.menu-toggle{display:inline-grid}.app-footer{margin-top:auto;min-height:48px;border-top:1px solid var(--line);padding:14px 42px;display:flex;gap:7px;justify-content:flex-end;color:#aaa8b7;font-size:10px}.app-footer span:nth-child(2){color:#a38aff}#app-main{width:100%;max-width:1430px;margin:0 auto;padding:35px 42px 50px;flex:1}.page-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:25px}.eyebrow{font-size:10px;text-transform:uppercase;letter-spacing:1.35px;color:var(--purple);font-weight:700;margin:0 0 8px}.page-heading h1{font:800 29px/1.2 Manrope,sans-serif;letter-spacing:-1.1px;margin:0}.page-heading p{color:var(--ink-soft);font-size:13px;margin:7px 0 0}.heading-actions{display:flex;gap:9px;align-items:center;flex-wrap:wrap}.btn{border:0;border-radius:9px;padding:10px 14px;font-size:12px;font-weight:700;display:inline-flex;align-items:center;justify-content:center;gap:7px;transition:.15s ease}.btn-primary{color:#fff;background:var(--purple);box-shadow:0 4px 12px #7858ef30}.btn-primary:hover{background:var(--purple-dark);transform:translateY(-1px)}.btn-secondary{color:#6550c4;background:var(--purple-soft)}.btn-secondary:hover{background:#e8e3ff}.btn-plain{background:transparent;color:var(--ink-soft);border:1px solid var(--line)}.btn-plain:hover{color:var(--purple);border-color:#cfc5ff}.btn-danger{background:#fff0f0;color:#cf5864}.btn-sm{padding:7px 10px;font-size:11px}.card{background:var(--surface);border:1px solid var(--line);border-radius:15px;box-shadow:var(--shadow)}.card-pad{padding:19px}.section-title{font:700 14px Manrope,sans-serif;letter-spacing:-.2px;margin:0}.section-subtitle{font-size:11px;color:var(--muted);margin:5px 0 0}.section-head{display:flex;align-items:flex-start;justify-content:space-between;gap:10px;margin-bottom:16px}.text-link{border:0;background:transparent;color:var(--purple);font-size:11px;font-weight:700;padding:3px 0}.text-link:hover{color:var(--purple-dark)}.dashboard-top{display:grid;grid-template-columns:minmax(0,1.65fr) minmax(240px,.9fr);gap:17px;margin-bottom:17px}.welcome-card{position:relative;overflow:hidden;padding:25px 27px;min-height:192px;background:linear-gradient(112deg,#f1edff,#f4f1ff 56%,#e8f5ff);border:0}.welcome-card:after{content:"";position:absolute;width:220px;height:220px;border-radius:50%;border:1px solid #fff9;right:-26px;top:-80px;box-shadow:0 0 0 23px #ffffff28,0 0 0 49px #ffffff20}.welcome-card h1{max-width:470px;font:800 25px/1.28 Manrope,sans-serif;letter-spacing:-.8px;margin:2px 0 9px;position:relative;z-index:1}.welcome-card p{font-size:12px;line-height:1.6;color:#6e6a86;margin:0 0 16px;max-width:400px;position:relative;z-index:1}.welcome-card .btn{position:relative;z-index:2}.orbit-art{position:absolute;right:42px;bottom:30px;width:106px;height:100px;z-index:1}.orbit-art:before,.orbit-art:after{content:"";position:absolute;top:14px;right:2px;bottom:14px;left:2px;border:1px solid #9177f86b;border-radius:50%;transform:rotate(-27deg)}.orbit-art:after{transform:rotate(40deg);border-color:#69b8ef7c}.orbit-core{position:absolute;width:38px;height:38px;border-radius:14px;transform:rotate(17deg);background:linear-gradient(140deg,#9574ff,#6ec6ff);left:34px;top:30px;box-shadow:0 8px 20px #7354e548}.orbit-core:after{content:"";display:block;width:8px;height:8px;border-radius:50%;background:#fff;position:absolute;top:9px;left:10px;opacity:.9}.orbit-dot{position:absolute;width:8px;height:8px;background:#59b8f6;border-radius:50%;right:3px;top:17px;box-shadow:0 0 0 4px #d5edff}.streak-card{padding:21px;display:flex;flex-direction:column;justify-content:space-between;background:linear-gradient(155deg,#fff,#fbfaff)}.streak-top{display:flex;justify-content:space-between;align-items:flex-start}.streak-number{font:800 34px Manrope,sans-serif;letter-spacing:-1.5px;margin-top:12px}.streak-copy{font-size:11px;color:var(--ink-soft);margin-top:1px}.streak-icon{width:37px;height:37px;border-radius:12px;display:grid;place-items:center;color:#f19866;font-size:20px;background:#fff2e9}.streak-bars{display:flex;gap:6px;margin-top:17px}.streak-bars i{display:block;width:17px;height:5px;border-radius:4px;background:#e9e7ef}.streak-bars i.on{background:linear-gradient(90deg,#9373fa,#67baf8)}.stats-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:13px;margin-bottom:17px}.stat-card{padding:15px 16px;display:flex;align-items:center;gap:12px}.stat-icon{width:36px;height:36px;flex:none;border-radius:11px;display:grid;place-items:center;font-size:17px}.stat-icon.purple{color:var(--purple);background:var(--purple-soft)}.stat-icon.blue{color:#459ce0;background:var(--blue-soft)}.stat-icon.mint{color:#39a98b;background:#e8f8f3}.stat-icon.orange{color:#e68a52;background:#fff1e8}.stat-value{font:800 18px Manrope,sans-serif;letter-spacing:-.5px}.stat-label{font-size:10px;color:var(--muted);margin-top:2px}.dashboard-grid{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(280px,.8fr);gap:17px}.stack{display:grid;gap:17px;align-content:start}.class-row{display:grid;grid-template-columns:52px 3px minmax(0,1fr) auto;gap:12px;align-items:center;padding:11px 0;border-bottom:1px solid var(--line)}.class-row:last-child{border-bottom:0;padding-bottom:0}.class-time{font-size:10px;color:var(--ink-soft);line-height:1.5;text-align:right}.class-rule{height:33px;width:3px;border-radius:4px}.class-name{font-size:12px;font-weight:700}.class-teacher{color:var(--muted);font-size:10px;margin-top:4px}.class-room{color:var(--muted);font-size:10px;white-space:nowrap}.task-row{display:flex;gap:10px;align-items:flex-start;padding:10px 0;border-bottom:1px solid var(--line)}.task-row:last-child{border:0;padding-bottom:0}.check-button{border:1.5px solid #d5d2df;background:transparent;border-radius:6px;width:17px;height:17px;padding:0;flex:none;margin-top:1px;color:#fff;font-size:11px;line-height:13px}.check-button.done{background:var(--mint);border-color:var(--mint)}.task-title{font-size:11px;font-weight:600;line-height:1.45}.task-meta{display:flex;flex-wrap:wrap;gap:7px;align-items:center;color:var(--muted);font-size:9px;margin-top:4px}.priority-dot{display:inline-block;width:6px;height:6px;border-radius:50%;margin-right:3px;vertical-align:1px}.priority-high{color:#d66c76!important}.priority-medium{color:#e29a56!important}.priority-low{color:#5cae98!important}.priority-high .priority-dot{background:#e87983}.priority-medium .priority-dot{background:#f2ad69}.priority-low .priority-dot{background:#61c9ae}.task-title.is-done{color:#aaa8b7;text-decoration:line-through}.empty-state{text-align:center;padding:29px 15px;color:var(--muted)}.empty-state .empty-symbol{margin:0 auto 11px;width:42px;height:42px;display:grid;place-items:center;border-radius:14px;color:var(--purple);background:var(--purple-soft);font-size:20px}.empty-state strong{display:block;color:var(--ink);font-size:12px;margin-bottom:5px}.empty-state p{font-size:11px;line-height:1.5;margin:0 auto 12px;max-width:290px}.subject-pill{display:inline-flex;align-items:center;gap:5px;border-radius:20px;padding:4px 8px;background:var(--surface-soft);color:var(--ink-soft);font-size:9px;font-weight:600}.subject-pill i{display:block;width:6px;height:6px;border-radius:2px;background:var(--purple)}.toolbar{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px;flex-wrap:wrap}.toolbar-group{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.select-control,.input-control,.textarea-control{border:1px solid var(--line);border-radius:9px;background:var(--surface);color:var(--ink);padding:9px 11px;font-size:11px}.select-control{min-width:135px}.input-control::placeholder,.textarea-control::placeholder{color:#aaa8b7}.field-label{display:grid;gap:6px;font-size:10px;font-weight:700;color:var(--ink-soft)}.textarea-control{min-height:98px;resize:vertical;line-height:1.5}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:13px}.form-grid .full{grid-column:1/-1}.form-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:20px}.schedule-wrap{overflow-x:auto}.schedule-table{min-width:760px;display:grid;grid-template-columns:55px repeat(7,minmax(90px,1fr))}.schedule-day-head{text-align:center;color:var(--ink-soft);font-size:10px;font-weight:700;padding:11px 4px;border-bottom:1px solid var(--line)}.schedule-hour{min-height:53px;color:#aaa8b7;font-size:9px;padding:8px 5px 0 0;border-bottom:1px solid var(--line)}.schedule-cell{min-height:53px;border-left:1px solid var(--line);border-bottom:1px solid var(--line);position:relative;padding:3px}.schedule-event{border-radius:7px;padding:7px 6px;line-height:1.35;font-size:9px;min-height:43px;margin-bottom:3px}.schedule-event strong{display:block;font-size:9px;margin-bottom:3px}.schedule-event span{display:block;opacity:.78;font-size:8px}.schedule-event button{float:right;border:0;background:transparent;color:inherit;opacity:.65;font-size:11px;padding:0 1px}.mobile-schedule{display:none}.task-list{display:grid;gap:8px}.task-card{padding:13px 14px;display:flex;gap:11px;align-items:flex-start}.task-card-main{flex:1;min-width:0}.task-card-title{font-size:12px;font-weight:700;line-height:1.45}.task-card-meta{display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin-top:7px}.task-actions{display:flex;gap:5px}.task-actions .icon-button{width:28px;height:28px;font-size:14px}.priority-tag{border-radius:20px;padding:4px 7px;font-size:9px;font-weight:700}.priority-tag.high{color:#c75e68;background:#fff0f0}.priority-tag.medium{color:#c2803d;background:#fff5e9}.priority-tag.low{color:#438f7b;background:#eaf8f4}.calendar-card{padding:19px}.calendar-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px}.calendar-month{font:700 14px Manrope,sans-serif}.calendar-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:3px}.calendar-weekday{text-align:center;font-size:9px;color:var(--muted);font-weight:700;padding:8px 2px}.calendar-day{min-height:77px;border:1px solid var(--line);border-radius:7px;padding:5px;font-size:10px;color:var(--ink-soft)}.calendar-day.outside{opacity:.4}.calendar-day.today{border-color:#a99aff;background:#f8f6ff;color:var(--purple)}.calendar-day-number{font-size:10px}.calendar-task{margin-top:4px;font-size:8px;line-height:1.25;border-radius:4px;padding:3px 4px;color:#6249c8;background:#f0edff;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.focus-layout{display:grid;grid-template-columns:minmax(0,1fr) minmax(260px,.75fr);gap:17px}.focus-card{min-height:400px;padding:27px;display:flex;flex-direction:column;align-items:center;text-align:center;background:radial-gradient(ellipse at 50% 40%,#f3efff,#fff 67%)}.focus-mode{display:flex;gap:5px;padding:4px;border-radius:9px;background:#f1eff6}.focus-mode button{border:0;background:transparent;color:var(--ink-soft);border-radius:7px;padding:7px 10px;font-size:10px}.focus-mode button.active{background:var(--surface);color:var(--purple);box-shadow:0 2px 6px #30205c12;font-weight:700}.timer-ring{margin:28px auto 17px;width:220px;height:220px;position:relative;border-radius:50%;display:grid;place-items:center;background:conic-gradient(var(--purple) var(--timer-progress,100%),#ebe8f4 0)}.timer-ring:before{content:"";position:absolute;top:9px;right:9px;bottom:9px;left:9px;background:var(--surface);border-radius:50%}.timer-inner{position:relative;z-index:1}.timer-display{font:800 48px Manrope,sans-serif;letter-spacing:-2px}.timer-caption{color:var(--muted);font-size:10px;margin-top:3px}.focus-controls{display:flex;gap:8px}.focus-note{color:var(--muted);font-size:10px;margin-top:18px}.focus-side{display:grid;gap:14px;align-content:start}.focus-total{font:800 26px Manrope,sans-serif;margin-top:14px}.focus-total-label{font-size:10px;color:var(--muted);margin-top:3px}.focus-session-row{display:flex;justify-content:space-between;gap:10px;align-items:center;padding:10px 0;border-bottom:1px solid var(--line);font-size:10px}.focus-session-row:last-child{border:0;padding-bottom:0}.session-check{color:var(--mint);font-size:14px}.flash-layout{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(260px,.85fr);gap:17px;align-items:start}.study-card{background:linear-gradient(145deg,#f2efff,#edf7ff);border:1px solid #e7e0ff;border-radius:16px;min-height:245px;padding:25px;display:flex;flex-direction:column;justify-content:space-between;cursor:pointer}.study-card:hover{border-color:#cbbfff}.study-card-label{font-size:9px;text-transform:uppercase;letter-spacing:1.2px;color:var(--purple);font-weight:700}.study-question{font:700 21px/1.4 Manrope,sans-serif;text-align:center;margin:auto;padding:20px 0;max-width:450px}.study-answer{color:#55526d;font-size:13px;line-height:1.7;text-align:center;max-width:500px;margin:0 auto auto;padding:0 10px 22px;white-space:pre-wrap}.study-bottom{display:flex;justify-content:space-between;align-items:center;gap:8px;color:var(--muted);font-size:10px}.review-actions{display:flex;gap:8px;justify-content:center;margin-top:12px}.review-actions .btn{flex:1}.flash-list{display:grid;gap:7px;max-height:390px;overflow:auto}.flash-list-item{display:flex;gap:9px;align-items:flex-start;padding:11px 12px;border:1px solid var(--line);border-radius:9px}.flash-list-copy{flex:1;min-width:0}.flash-list-question{font-size:10px;font-weight:700;line-height:1.45}.flash-list-answer{font-size:9px;color:var(--muted);line-height:1.5;margin-top:4px;white-space:pre-line}.progress-track{height:6px;border-radius:5px;background:#eeecf3;overflow:hidden;margin-top:9px}.progress-track span{height:100%;display:block;border-radius:5px;background:linear-gradient(90deg,#8a68f1,#65bcf6)}.flash-summary{display:grid;grid-template-columns:repeat(3,1fr);gap:7px;margin-bottom:13px}.flash-summary div{padding:10px 8px;text-align:center;border-radius:9px;background:var(--surface-soft)}.flash-summary strong{display:block;font:700 17px Manrope,sans-serif}.flash-summary span{font-size:8px;color:var(--muted)}.quiz-layout{display:grid;grid-template-columns:minmax(0,1fr) 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