:root{--bg:#f3f5f8;--surface:#fff;--sunken:#e9edf2;--ink:#172130;--muted:#536072;--line:#dbe1e8;--field:#7d8898;--primary:#2b4f9e;--primary-strong:#213e7e;--primary-soft:#e8eefa;--on-primary:#fff;--on-primary-faint:#ffffff73;--subject-blue-strong:#3d74b3;--subject-blue-soft:#eef2f8;--subject-turquoise-strong:#22807f;--subject-turquoise-soft:#ebf4f3;--subject-indigo-strong:#5a5cc0;--subject-indigo-soft:#f0f0f9;--subject-violet-strong:#8a4cb5;--subject-violet-soft:#f4eff8;--subject-plum-strong:#8a4673;--subject-plum-soft:#f4eef2;--subject-raspberry-strong:#ad3d78;--subject-raspberry-soft:#f8eef3;--subject-brown-strong:#7a5d48;--subject-brown-soft:#f3f0ef;--subject-slate-strong:#5d6a7c;--subject-slate-soft:#f0f2f3;--subject-neutral-strong:#536072;--subject-neutral-soft:#eef0f3;--late:#a8302a;--late-soft:#fcebe8;--postponed:#82500c;--postponed-soft:#fbf0d9;--overlay:#17213059;--shadow-sm:0 6px 20px #1721300d;--shadow-md:0 12px 34px #17213017;--shadow-lg:0 20px 70px #17213033;--radius-control:.65rem;color:var(--ink);background:var(--bg);font-synthesis:none;text-rendering:optimizelegibility;--text-xs:.75rem;--text-sm:.875rem;--text-md:1rem;--text-lg:1.25rem;--text-xl:1.5rem;--text-2xl:2rem;--weight-regular:400;--weight-medium:600;--weight-bold:700;font-family:Inter,Avenir,Segoe UI,system-ui,-apple-system,BlinkMacSystemFont,sans-serif}*{box-sizing:border-box}body{background:var(--bg);min-width:320px;min-height:100vh;margin:0}button,input,select{font:inherit}button{border:0}button,select{cursor:pointer}button:disabled,select:disabled{cursor:wait;color:var(--muted);border-color:var(--line);background:var(--sunken);box-shadow:none}button:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid var(--primary);outline-offset:3px}.app-shell{width:min(100% - 2rem,1180px);margin:0 auto;padding:2rem 0 5rem}.app-header{justify-content:space-between;align-items:center;gap:2rem;margin-bottom:3.75rem;display:flex}.brand{align-items:center;gap:.85rem;display:flex}.brand-mark{width:3rem;height:3rem;color:var(--on-primary);background:var(--primary);box-shadow:none;font-size:var(--text-xl);font-weight:var(--weight-bold);border-radius:.9rem .9rem .9rem .2rem;place-items:center;display:grid}h1,h2,h3,p{margin-top:0}h1{font-size:var(--text-lg);font-weight:var(--weight-medium);letter-spacing:-.025em;margin-bottom:0}nav{border:1px solid var(--line);background:var(--surface);box-shadow:var(--shadow-sm);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-radius:.9rem;gap:.3rem;padding:.35rem;display:flex}nav button{color:var(--muted);font-size:var(--text-sm);font-weight:var(--weight-medium);background:0 0;border-radius:.65rem;align-items:center;gap:.5rem;padding:.68rem .9rem;transition:color .16s,background .16s,box-shadow .16s,transform .16s;display:flex}nav button:hover:not(.selected){color:var(--ink);background:var(--primary-soft)}nav button:active{transform:translateY(1px)}nav button.selected{color:var(--on-primary);background:var(--primary);box-shadow:none}nav svg{fill:none;stroke:currentColor;stroke-linecap:round;stroke-linejoin:round;stroke-width:1.8px;width:1.1rem;height:1.1rem}.messages{gap:.7rem;margin:-2rem 0 2rem;display:grid}.messages:empty{display:none}.banner,.notice,[role=alert]{font-size:var(--text-sm);border:1px solid #0000;border-radius:.8rem;align-items:center;gap:.75rem;margin-bottom:0;padding:.85rem 1rem;line-height:1.45;display:flex}.banner{color:var(--ink);border-color:var(--line);background:var(--sunken)}.banner>span:first-child,.notice>span:first-child,[role=alert]>span:first-child{background:var(--surface);width:1.65rem;height:1.65rem;font-weight:var(--weight-bold);border-radius:50%;flex:none;place-items:center;display:grid}.banner strong{color:var(--ink);font-size:var(--text-xs);letter-spacing:.06em;text-transform:uppercase;display:block}.notice{color:var(--ink);border-color:var(--line);background:var(--surface);font-weight:var(--weight-medium)}[role=alert]{color:var(--late);border-color:var(--line);background:var(--late-soft);font-weight:var(--weight-medium)}.screen{animation:.32s ease-out both enter}.screen-heading{justify-content:space-between;align-items:flex-end;gap:2rem;margin-bottom:1.8rem;display:flex}.screen-heading h2{font-size:clamp(var(--text-xl), 7vw, var(--text-2xl));font-weight:var(--weight-medium);letter-spacing:-.055em;margin-bottom:.25rem;line-height:1}.screen-date,.screen-intro{color:var(--muted);font-size:var(--text-sm);margin-bottom:0}.day-progress{color:var(--muted);font-size:var(--text-sm);font-weight:var(--weight-medium);margin-bottom:.15rem}.heading-actions{align-items:center;gap:1rem;display:flex}.loading-state{min-height:13rem;color:var(--muted);border:1px solid var(--line);background:var(--surface);border-radius:1.1rem;justify-content:center;align-items:center;gap:.75rem;display:flex}.spinner{border:2px solid var(--line);border-top-color:var(--primary);border-radius:50%;width:1rem;height:1rem;animation:.7s linear infinite spin;display:inline-block}.spinner-light{border-color:var(--on-primary-faint);border-top-color:var(--on-primary)}.empty-state{border:1px solid var(--line);background:var(--surface);min-height:14rem;box-shadow:var(--shadow-md);text-align:left;border-radius:1.15rem;justify-content:center;align-items:center;gap:1.25rem;padding:2rem;display:flex}.empty-icon{width:3.4rem;height:3.4rem;color:var(--muted);border:1px solid var(--line);background:var(--sunken);font-size:var(--text-lg);border-radius:50%;flex:none;place-items:center;display:grid}.empty-state h3{font-size:var(--text-lg);font-weight:var(--weight-medium);margin-bottom:.35rem}.empty-state .btn-primary{margin-top:.5rem}.empty-state p{color:var(--muted);font-size:var(--text-sm);margin-bottom:0}.review-section{gap:8px;margin-bottom:16px;display:grid}.review-section>h3{color:var(--ink);font-size:var(--text-md);font-weight:var(--weight-bold);margin:0}.review-list{gap:.85rem;margin:0;padding:0;list-style:none;display:grid}.review-list li{border:1px solid var(--line);background:var(--surface);min-height:9.5rem;box-shadow:var(--shadow-sm);border-radius:1.1rem;justify-content:space-between;align-items:center;gap:2rem;padding:1.5rem;transition:transform .18s,box-shadow .18s,border-color .18s;display:flex;position:relative;overflow:hidden}.review-list li:before{background:var(--line);content:"";width:4px;position:absolute;inset:0 auto 0 0}.review-list li.is-late:before{background:var(--line)}.review-list li:hover{border-color:var(--field);box-shadow:var(--shadow-md);transform:translateY(-2px)}.review-content{flex:1;min-width:0}.review-topline{align-items:center;gap:.7rem;margin-bottom:.75rem;display:flex}.subject{max-width:60%;color:var(--muted);font-size:var(--text-xs);font-weight:var(--weight-bold);letter-spacing:.09em;text-overflow:ellipsis;text-transform:uppercase;white-space:nowrap;overflow:hidden}.due-today,.late{font-size:var(--text-xs);font-weight:var(--weight-bold);white-space:nowrap;border-radius:999px;align-items:center;padding:.28rem .55rem;display:inline-flex}.due-today{color:var(--ink);background:0 0}.late{color:var(--late);background:var(--late-soft)}.review-list h3{font-size:var(--text-lg);font-weight:var(--weight-medium);letter-spacing:-.02em;overflow-wrap:anywhere;margin-bottom:.9rem}.day-summary{border:1px solid var(--line);background:var(--surface);border-radius:1rem;gap:.85rem;margin-top:1.25rem;padding:1.1rem 1.2rem;display:grid}.tomorrow-preview{color:var(--muted);font-size:var(--text-sm);margin:1.25rem 0 0}.day-summary h3{font-size:var(--text-md);margin:.1rem 0 0}.day-summary ul{gap:.45rem;margin:0;padding:0;list-style:none;display:grid}.day-summary button:not(.btn-secondary){width:100%;color:var(--ink);border:1px solid var(--line);background:var(--surface);text-align:left;border-radius:.7rem;grid-template-columns:auto 1fr auto;align-items:center;gap:.75rem;padding:.7rem .8rem;display:grid}.day-summary button:not(.btn-secondary):hover{border-color:var(--field);background:var(--surface)}.day-summary button>span:nth-child(2){gap:.12rem;display:grid}.day-summary small{color:var(--muted)}.done-check{width:1.8rem;height:1.8rem;color:var(--muted);background:var(--sunken);border-radius:50%;place-items:center;display:grid}.done-label{color:var(--muted);font-size:var(--text-xs);font-weight:var(--weight-bold)}.review-meta{color:var(--muted);font-size:var(--text-xs);align-items:center;gap:.75rem;display:flex}.review-meta>span{align-items:center;gap:.35rem;display:inline-flex}.review-meta .step-badge{color:var(--ink);border:1px solid var(--line);background:var(--sunken);font-weight:var(--weight-bold);border-radius:.4rem;padding:.22rem .45rem}.add-heading{max-width:42rem}.add-heading .screen-intro{max-width:34rem;margin-top:.8rem;line-height:1.55}.course-form{border:1px solid var(--line);background:var(--surface);max-width:45rem;box-shadow:var(--shadow-md);border-radius:1.2rem;gap:1.25rem;padding:clamp(1.25rem,4vw,2.25rem);display:grid}.course-form label{color:var(--ink);font-size:var(--text-xs);font-weight:var(--weight-bold);gap:.5rem;display:grid}.course-form label small{color:var(--muted);font-size:var(--text-xs);font-weight:var(--weight-regular)}.course-form input,.course-form select{width:100%;min-height:3rem;color:var(--ink);border:1px solid var(--field);background:var(--surface);font-size:var(--text-sm);border-radius:.7rem;padding:.7rem .85rem;transition:border-color .16s,background .16s,box-shadow .16s}.course-form input::placeholder{color:var(--muted)}.course-form input:hover,.course-form select:hover{border-color:var(--field)}.course-form input:focus,.course-form select:focus{border-color:var(--primary);background:var(--surface);box-shadow:0 0 0 4px var(--primary-soft)}.course-form input:disabled{cursor:not-allowed;color:var(--muted);border-color:var(--line);background:var(--sunken)}.form-row{grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem;display:grid}.form-footer{border-top:1px solid var(--line);justify-content:space-between;align-items:center;gap:1.5rem;margin-top:.25rem;padding-top:1.25rem;display:flex}.form-footer p{max-width:21rem;color:var(--muted);font-size:var(--text-xs);align-items:flex-start;gap:.5rem;margin-bottom:0;line-height:1.5;display:flex}.form-footer p span{width:1.15rem;height:1.15rem;color:var(--muted);border:1px solid var(--line);font-size:var(--text-xs);font-weight:var(--weight-bold);border-radius:50%;flex:none;place-items:center;display:grid}.form-footer .btn-primary{flex:none}.week-agenda{gap:.65rem;display:grid}.week-day{border:1px solid var(--line);background:var(--surface);min-height:6.5rem;box-shadow:var(--shadow-sm);border-radius:1rem;grid-template-columns:minmax(10rem,.28fr) 1fr;gap:1.25rem;padding:1rem 1.15rem;display:grid}.week-day.today{border-color:var(--primary);background:linear-gradient(90deg, var(--primary-soft), var(--surface) 55%);box-shadow:0 0 0 2px var(--primary-soft)}.week-day-heading{align-self:start;padding:.3rem 0}.week-day-heading button{color:inherit;font:inherit;text-transform:inherit;text-align:left;background:0 0;padding:0}.week-day-heading button:hover{color:var(--primary)}.week-day-heading h3{color:var(--ink);font-size:var(--text-md);font-weight:var(--weight-medium);text-transform:capitalize;margin:0 0 .45rem}.week-day-heading>span{color:var(--primary-strong);background:var(--primary-soft);font-size:var(--text-xs);font-weight:var(--weight-bold);letter-spacing:.04em;text-transform:uppercase;border-radius:999px;padding:.25rem .5rem;display:inline-flex}.no-reviews{color:var(--muted);font-size:var(--text-sm);align-self:center;margin:0}.week-review-list{grid-template-columns:repeat(auto-fit,minmax(min(100%,13rem),1fr));gap:.6rem;display:grid}.calendar-card{border:1px solid var(--line);border-left:3px solid var(--line);background:var(--surface);box-shadow:var(--shadow-sm);color:inherit;text-align:left;border-radius:.65rem;gap:.35rem;padding:.75rem .85rem;transition:border-color .16s,box-shadow .16s,transform .16s;display:grid}.calendar-card:hover{border-color:var(--field);box-shadow:var(--shadow-sm);transform:translateY(-1px)}.calendar-card-top{align-items:center;gap:.5rem;display:flex}.calendar-card-top strong{color:var(--ink);font-size:var(--text-xs);letter-spacing:.04em}.calendar-card-top span{color:var(--muted);font-size:var(--text-xs)}.calendar-card-title{overflow-wrap:anywhere;font-size:var(--text-sm);margin:0;line-height:1.35;display:block}.calendar-card small{color:var(--muted);font-size:var(--text-xs)}.calendar-card.status-done,.calendar-card.status-late{border-left-color:var(--line);background:var(--surface)}.calendar-card.status-today{border-left-color:var(--line)}.calendar-card.status-done .calendar-card-top strong,.calendar-card.status-done .review-status{color:var(--muted)}.calendar-card.status-late .calendar-card-top strong,.calendar-card.status-late .review-status{color:var(--late)}.calendar-card.status-studied,.calendar-card.status-planned{border-left-color:var(--line);background:var(--sunken)}.calendar-card.status-studied .calendar-card-top strong,.calendar-card.status-studied .review-status,.calendar-card.status-planned .calendar-card-top strong,.calendar-card.status-planned .review-status{color:var(--muted)}.calendar-heading{align-items:center}.calendar-weekdays,.month-grid{grid-template-columns:repeat(7,minmax(0,1fr));display:grid}.calendar-weekdays{color:var(--muted);font-size:var(--text-xs);font-weight:var(--weight-bold);letter-spacing:.08em;text-align:center;text-transform:uppercase;padding:0 .45rem .55rem}.month-grid{border:1px solid var(--line);background:var(--line);box-shadow:var(--shadow-md);border-radius:1rem;gap:1px;overflow:hidden}.month-day{min-width:0;min-height:7.6rem;color:var(--ink);background:var(--surface);text-align:left;flex-direction:column;align-items:flex-start;gap:.45rem;padding:.65rem;transition:background .14s;display:flex;position:relative}.month-day:hover{z-index:1;background:var(--sunken);box-shadow:inset 0 0 0 2px var(--primary)}.month-day.outside-month{color:var(--muted);background:var(--sunken)}.month-day.today{background:var(--primary-soft);box-shadow:inset 0 0 0 2px var(--primary)}.month-day-number{width:1.7rem;height:1.7rem;font-size:var(--text-sm);font-weight:var(--weight-medium);border-radius:50%;place-items:center;display:grid}.month-day.today .month-day-number{color:var(--on-primary);background:var(--primary)}.month-review-count{min-width:1.35rem;height:1.35rem;color:var(--ink);background:var(--sunken);font-size:var(--text-xs);font-weight:var(--weight-bold);border-radius:999px;place-items:center;padding-inline:.3rem;display:grid;position:absolute;top:.7rem;right:.7rem}.month-previews{gap:.3rem;width:100%;display:grid}.month-previews>span{color:var(--ink);border-left:2px solid var(--line);background:var(--surface);font-size:var(--text-xs);text-overflow:ellipsis;white-space:nowrap;border-radius:.25rem;padding:.3rem .4rem;overflow:hidden}.month-previews strong{color:var(--ink)}.month-previews>span.status-done{color:var(--muted);border-left-color:var(--line);background:var(--surface)}.month-previews>span.status-done strong{color:var(--muted)}.month-previews>span.status-studied,.month-previews>span.status-planned{color:var(--muted);border-left-color:var(--line);background:var(--sunken)}.month-previews>span.status-studied strong,.month-previews>span.status-planned strong{color:var(--muted)}.month-previews>span.status-late{color:var(--late);border-left-color:var(--line);background:var(--surface)}.month-cell{min-width:0;display:grid;position:relative}.month-day.has-more{padding-bottom:2.6rem}.month-more{z-index:2;position:absolute;bottom:.45rem;right:.45rem}.month-popover{z-index:50;border:1px solid var(--line);background:var(--surface);width:min(18rem,100vw - 1rem);max-height:calc(100vh - 1rem);box-shadow:var(--shadow-lg);border-radius:.75rem;gap:.4rem;padding:.5rem;display:grid;position:fixed;overflow-y:auto}.month-popover-entry{min-height:2.75rem;color:var(--ink);border:1px solid var(--line);border-left:4px solid var(--subject-strong);background:var(--surface);text-align:left;border-radius:.4rem;align-items:center;gap:.6rem;padding:.4rem .6rem;display:flex}.month-popover-entry:hover{background:var(--sunken)}.month-popover-entry.status-done,.month-popover-entry.status-studied,.month-popover-entry.status-planned{color:var(--muted)}.month-popover-entry.status-late{color:var(--late)}.month-popover-entry strong,.month-popover-entry small{text-overflow:ellipsis;white-space:nowrap;display:block;overflow:hidden}.month-popover-entry small{color:var(--muted);font-size:var(--text-xs)}.month-popover-entry .step-badge{color:var(--ink);border:1px solid var(--line);background:var(--sunken);font-size:var(--text-xs);font-weight:var(--weight-bold);border-radius:.4rem;padding:.2rem .4rem}.hierarchy{gap:.85rem;display:grid}.hierarchy details{border:1px solid var(--line);background:var(--surface);box-shadow:var(--shadow-sm);border-radius:.9rem;padding:.9rem 1rem}.hierarchy details details{border-color:var(--line);background:var(--sunken);box-shadow:none;margin:.75rem 0 0 1rem}.hierarchy summary{cursor:pointer;color:var(--ink);font-size:var(--text-md);font-weight:var(--weight-medium)}.hierarchy details details summary{font-family:inherit;font-size:var(--text-sm);font-weight:var(--weight-bold)}.notion-group{margin:1rem 0 0 1rem}.hierarchy details>.course-list{margin-top:.75rem}.notion-group h3{color:var(--muted);font-size:var(--text-xs);letter-spacing:.08em;text-transform:uppercase;margin-bottom:.55rem}.course-list{gap:.45rem;margin:0;padding:0;list-style:none;display:grid}.course-list li{border:1px solid var(--line);background:var(--surface);font-size:var(--text-sm);border-radius:.55rem;overflow:hidden}.course-list li button{width:100%;color:inherit;background:var(--surface);text-align:left;justify-content:space-between;align-items:center;gap:1rem;padding:.7rem .8rem;display:flex}.course-list li button:hover{background:var(--primary-soft)}.course-list li button span{color:var(--ink);background:var(--sunken);font-size:var(--text-xs);font-weight:var(--weight-bold);border-radius:999px;flex:none;padding:.2rem .45rem}.detail-overlay{z-index:20;background:var(--overlay);-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);justify-content:flex-end;padding:.75rem;animation:.18s ease-out both fade-in;display:flex;position:fixed;inset:0}.detail-panel{border:1px solid var(--surface);background:var(--surface);width:min(100%,34rem);height:100%;box-shadow:var(--shadow-lg);overscroll-behavior:contain;scrollbar-color:var(--line) transparent;scrollbar-width:thin;border-radius:1.2rem;padding:clamp(1.2rem,4vw,2rem);animation:.24s ease-out both slide-in;overflow-y:auto}.detail-panel::-webkit-scrollbar{width:6px}.detail-panel::-webkit-scrollbar-thumb{background:var(--line);border-radius:999px}.detail-header{justify-content:space-between;align-items:center;gap:1rem;margin-bottom:2rem;display:flex}.subject-block{border-left:4px solid var(--subject-strong);margin-bottom:1.4rem;padding-left:.75rem}.subject-block .detail-header{margin-bottom:1rem}.detail-header h2{font-size:var(--text-xl);font-weight:var(--weight-medium);letter-spacing:-.035em;margin-bottom:0;line-height:1.08}.close-button{width:2.45rem;height:2.45rem;color:var(--muted);background:var(--sunken);font-size:var(--text-xl);border-radius:50%;flex:none;place-items:center;display:grid}.close-button:hover{color:var(--ink);background:var(--line)}.detail-summary{color:var(--muted);font-size:var(--text-sm);margin-bottom:1rem}.detail-summary strong{color:var(--ink);font-size:var(--text-lg)}.detail-review-list{gap:.55rem;display:grid}.detail-review-list button{width:100%;color:var(--ink);border:1px solid var(--line);background:var(--surface);text-align:left;border-radius:.7rem;grid-template-columns:auto 1fr auto;align-items:center;gap:.8rem;padding:.85rem;display:grid}.detail-review-list button:hover{border-color:var(--field);background:var(--primary-soft)}.detail-review-list button.status-done,.detail-review-list button.status-late{border-color:var(--line);background:var(--surface)}.detail-review-list button.status-done .step-badge{color:var(--muted);background:var(--sunken)}.detail-review-list button.status-late .step-badge{color:var(--late);background:var(--late-soft)}.detail-review-list button.status-studied .step-badge,.detail-review-list button.status-planned .step-badge{color:var(--ink);background:var(--sunken)}.detail-item-status{color:var(--muted);font-size:var(--text-xs);font-weight:var(--weight-bold);white-space:nowrap}.status-done .detail-item-status{color:var(--muted)}.status-late .detail-item-status{color:var(--late)}.detail-review-list button>span:nth-child(2){gap:.2rem;min-width:0;display:grid}.detail-review-list small{color:var(--muted);font-size:var(--text-xs);text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.step-badge{color:var(--ink);background:var(--sunken);font-size:var(--text-xs);font-weight:var(--weight-bold);border-radius:.4rem;padding:.28rem .48rem}.detail-empty{color:var(--muted);border:1px dashed var(--line);background:var(--sunken);font-size:var(--text-sm);text-align:center;border-radius:.75rem;padding:1.5rem}.course-detail-meta{border-bottom:1px solid var(--line);padding-bottom:1.2rem}.course-detail-meta p{color:var(--ink);font-size:var(--text-sm);margin:.5rem 0 .75rem}.course-detail-meta>span:last-child{color:var(--muted);font-size:var(--text-xs)}.course-progress{border:1px solid var(--line);background:var(--sunken);border-radius:.75rem;gap:.75rem;margin:1.4rem 0;padding:1rem;display:grid}.course-progress p{color:var(--ink);font-size:var(--text-sm);font-weight:var(--weight-bold);margin:0}.course-progress progress{border:1px solid var(--field);background:var(--sunken);appearance:none;border-radius:999px;width:100%;height:.75rem;overflow:hidden}.course-progress progress::-webkit-progress-bar{background:var(--sunken)}.course-progress progress::-webkit-progress-value{background:var(--subject-strong,var(--primary))}.course-progress progress::-moz-progress-bar{background:var(--subject-strong,var(--primary))}.course-detail section h3{font-size:var(--text-md);margin-bottom:1rem}.timeline{gap:0;margin:0;padding:0;list-style:none;display:grid}.timeline li{grid-template-columns:2.4rem 1fr;gap:.8rem;padding-bottom:1rem;display:grid;position:relative}.timeline li:before{background:var(--subject-strong,var(--line));content:"";width:2px;position:absolute;top:2rem;bottom:0;left:1.15rem}.timeline li:last-child:before{display:none}.timeline li>span{width:2.35rem;height:2.35rem;color:var(--ink);border:1px solid var(--line);background:var(--sunken);font-size:var(--text-xs);font-weight:var(--weight-bold);border-radius:50%;align-self:start;place-items:center;display:grid}.timeline li.status-origin>span{color:var(--ink);border-color:var(--line);background:var(--sunken)}.timeline li>span.circle-subject{color:var(--on-primary);border-color:var(--subject-strong);background:var(--subject-strong)}.timeline li>span.circle-primary{color:var(--on-primary);border-color:var(--primary);background:var(--primary)}.timeline li>div{align-content:start;gap:.2rem;padding-top:.25rem;display:grid}.timeline small{color:var(--muted);font-size:var(--text-xs);font-weight:var(--weight-bold)}.timeline li.is-past small{color:var(--muted)}.timeline li.is-current small{color:var(--primary-strong)}.timeline li.status-origin small{color:var(--muted)}.timeline li.status-late small{color:var(--late)}@keyframes enter{0%{opacity:0;transform:translateY(8px)}}@keyframes spin{to{transform:rotate(360deg)}}@keyframes fade-in{0%{opacity:0}}@keyframes slide-in{0%{transform:translate(24px)}}@media (width<=640px){.app-shell{width:min(100% - 1.25rem,960px);padding-top:1rem}.app-header{gap:1.25rem;margin-bottom:3rem;display:grid}nav{grid-template-columns:1fr 1fr;width:100%;display:grid}nav button{font-size:var(--text-xs);justify-content:center;padding-inline:.55rem}nav button:last-child{grid-column:1/-1}.messages{margin-top:-1.6rem}.screen-heading{align-items:flex-start;gap:1rem}.heading-actions{flex-direction:column;align-items:flex-end}.screen-heading h2{font-size:var(--text-2xl)}.review-count{min-width:5.8rem}.review-list li{flex-direction:column;align-items:stretch;gap:1.25rem;min-height:0;padding:1.2rem}.review-list li>.btn-primary{width:100%}.subject{max-width:52%}.empty-state{text-align:center;flex-direction:column;align-items:center;min-height:16rem}.form-row{grid-template-columns:1fr}.form-footer{flex-direction:column;align-items:stretch}.form-footer .btn-primary{width:100%}.week-day{grid-template-columns:1fr;gap:.65rem}.week-day-heading{justify-content:space-between;align-items:center;display:flex}.week-day-heading h3{margin-bottom:0}.calendar-heading{flex-direction:column}.calendar-weekdays{font-size:var(--text-xs);padding-inline:0}.month-day{min-height:4.6rem;padding:.35rem}.month-day-number{width:1.45rem;height:1.45rem;font-size:var(--text-xs)}.month-review-count{min-width:1.15rem;height:1.15rem;font-size:var(--text-xs);top:auto;bottom:.35rem;right:.35rem}.month-previews,.month-more{display:none}.month-day.has-more{padding-bottom:.35rem}.detail-overlay{padding:0}.detail-panel{border:0;border-radius:0}.hierarchy details details,.notion-group{margin-left:.4rem}.course-list li{flex-direction:column;align-items:flex-start}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}.course-stopped{color:var(--muted);background:var(--surface);font-weight:var(--weight-medium);border-radius:.75rem;margin:0;padding:.75rem 1rem}.day-summary li{align-items:center;gap:.5rem;display:flex}.timeline li.is-later{color:var(--muted)}.confirm-overlay{z-index:30;background:var(--overlay);-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);place-items:center;padding:1rem;animation:.18s ease-out both fade-in;display:grid;position:fixed;inset:0}.confirm-dialog{border:1px solid var(--surface);background:var(--surface);width:min(100%,26rem);box-shadow:var(--shadow-lg);border-radius:1.2rem;padding:clamp(1.2rem,4vw,1.6rem)}.confirm-dialog h2{color:var(--ink);font-size:var(--text-lg);margin:0 0 .5rem;line-height:1.3}.confirm-dialog p{color:var(--muted);font-size:var(--text-sm);margin:0 0 1.2rem;line-height:1.45}.confirm-actions{flex-wrap:wrap;justify-content:flex-end;gap:.5rem;display:flex}.week-day-heading>span.day-badge:not(.is-today){color:var(--muted);box-shadow:none;background:0 0}.secondary-actions{flex-wrap:wrap;gap:.5rem;margin-top:.9rem;display:flex}.card-title{color:inherit;font:inherit;text-align:left;text-decoration:underline;-webkit-text-decoration-color:var(--line);text-decoration-color:var(--line);text-underline-offset:.25rem;background:0 0;padding:0}.card-title:hover{color:var(--primary-strong);text-decoration-color:currentColor}.confirm-field{margin:0 0 1.2rem}.confirm-field label{color:var(--ink);font-size:var(--text-sm);font-weight:var(--weight-medium);gap:.35rem;display:grid}.confirm-field input{border:1px solid var(--line);background:var(--surface);min-height:2.6rem;font:inherit;border-radius:.65rem;padding:.5rem .7rem}.date-hint{color:var(--muted);font-size:var(--text-xs);text-transform:capitalize;margin-top:.3rem;display:block}.confirm-error{color:var(--late);font-size:var(--text-sm);font-weight:var(--weight-medium);margin:.5rem 0 0}.date-picker{gap:.45rem;display:grid}.date-picker-label{color:var(--ink);font-size:var(--text-sm);font-weight:var(--weight-medium)}.date-choices{flex-wrap:wrap;gap:.35rem;display:flex}.date-choices button{min-height:2.3rem;color:var(--primary-strong);border:1px solid var(--line);background:var(--surface);font-size:var(--text-sm);font-weight:var(--weight-medium);border-radius:999px;padding:.4rem .75rem}.date-choices button[aria-pressed=true]{color:var(--on-primary);border-color:var(--primary);background:var(--primary)}.date-choices .date-more{color:var(--muted);border-style:dashed}.mini-calendar{border:1px solid var(--line);background:var(--surface);border-radius:.8rem;padding:.6rem}.mini-calendar-heading{font-weight:var(--weight-bold);text-transform:capitalize;justify-content:space-between;align-items:center;margin-bottom:.4rem;display:flex}.mini-calendar-heading button{background:var(--sunken);border-radius:50%;width:2rem;height:2rem}.mini-calendar-grid{text-align:center;grid-template-columns:repeat(7,1fr);gap:.15rem;display:grid}.mini-calendar-grid>span{color:var(--muted);font-size:var(--text-xs);font-weight:var(--weight-bold)}.mini-calendar-grid button{min-height:2.1rem;font-size:var(--text-sm);background:0 0;border-radius:.5rem}.mini-calendar-grid button.outside-month{color:var(--muted)}.mini-calendar-grid button:disabled{color:var(--field);background:var(--surface);cursor:not-allowed}.mini-calendar-grid button[aria-pressed=true]{color:var(--on-primary);background:var(--primary)}.review-list li.subject-card:before,.review-list li.subject-card.is-late:before{background:var(--subject-strong)}.day-summary li.subject-card>button:not(.btn-secondary){border-left:4px solid var(--subject-strong)}.calendar-card.subject-card.subject-card,.month-previews>span.subject-card.subject-card{border-left-color:var(--subject-strong)}.detail-review-list button.subject-card,.course-list li.subject-card{border-left:4px solid var(--subject-strong)}.subject-dot{background:var(--subject-strong);vertical-align:.05em;border-radius:50%;flex:none;width:.6rem;height:.6rem;margin-right:.35rem;display:inline-block}.subject-heading{background:var(--subject-soft);border-radius:999px;align-items:center;padding:.1rem .55rem;display:inline-flex}.settings-sections{gap:1rem;display:grid}.settings-section{border:1px solid var(--line);background:var(--surface);border-radius:1rem;gap:.85rem;padding:1.25rem;display:grid}.settings-empty,.settings-help{color:var(--muted);margin:0}.settings-section>.btn-secondary{justify-self:start}.subject-colour-list{gap:.75rem;margin:0;padding:0;list-style:none;display:grid}.subject-colour-list li{border-top:1px solid var(--line);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:.75rem;padding-top:.75rem;display:flex}.subject-colour-list li:first-child{border-top:0;padding-top:0}.subject-colour-name{align-items:center;display:inline-flex}.colour-swatches{flex-wrap:wrap;gap:.45rem;display:flex}.colour-swatch{cursor:pointer;border:2px solid var(--surface);width:1.6rem;height:1.6rem;box-shadow:0 0 0 1px var(--line);border-radius:50%;position:relative}.colour-swatch input{cursor:pointer;opacity:0;width:100%;height:100%;margin:0;position:absolute;inset:0}.colour-swatch:has(input:checked){box-shadow:0 0 0 2px var(--ink)}.colour-swatch:has(input:focus-visible){outline:3px solid var(--primary);outline-offset:2px}.app-header nav{margin-left:auto}.settings-button{width:2.75rem;height:2.75rem;color:var(--muted);border:1px solid var(--line);background:var(--surface);box-shadow:var(--shadow-sm);border-radius:.9rem;flex:none;order:1;place-items:center;display:grid}.settings-button:hover,.settings-button[aria-pressed=true]{color:var(--ink);background:var(--primary-soft)}.settings-button svg{fill:none;stroke:currentColor;stroke-linecap:round;stroke-linejoin:round;stroke-width:1.8px;width:1.35rem;height:1.35rem}.sign-out{flex:none;order:2}.admin-message{margin-bottom:1rem}.admin-accounts,.admin-journal-list{margin:0;padding:0;list-style:none;display:grid}.admin-accounts{gap:.75rem}.admin-account,.admin-journal{border:1px solid var(--line);background:var(--surface);border-radius:1rem;padding:1.25rem}.admin-account{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:1rem;display:flex}.admin-account p{margin:0}.admin-account-name{font-weight:var(--weight-medium)}.admin-account-attention{background:var(--sunken);border-style:dashed}.admin-account-role,.admin-account-state,.admin-journal-time{color:var(--muted);font-size:var(--text-sm)}.admin-actions{flex-wrap:wrap;gap:.5rem;display:flex}.admin-journal{gap:.85rem;margin-top:1.5rem;display:grid}.admin-journal-heading{justify-content:space-between;align-items:center;gap:1rem;display:flex}.admin-journal-heading h3{margin:0}.admin-journal-list li{border-top:1px solid var(--line);flex-wrap:wrap;align-items:baseline;gap:.25rem 1rem;padding:.6rem 0;display:flex}.admin-journal-action{font-weight:var(--weight-medium)}.auth-screen{text-align:center;flex-direction:column;align-items:center;gap:1.25rem;max-width:24rem;margin:0 auto;padding:6rem 1rem;display:flex}.auth-screen p{margin:0}@media (width<=640px){.app-header{grid-template-columns:1fr auto;align-items:center}.app-header nav{grid-column:1/-1;margin-left:0}.settings-button{grid-area:1/2}}.course-actions .btn-danger{margin-left:auto}.course-actions{border-top:1px solid var(--line);flex-wrap:wrap;gap:.5rem;margin-top:1.25rem;padding-top:1rem;display:flex}.edit-dialog{background:var(--surface);width:min(40rem,100%);max-height:calc(100vh - 2rem);box-shadow:var(--shadow-md);border-radius:1.25rem;padding:1.5rem;overflow-y:auto}.edit-dialog h2{margin:0 0 1rem}.edit-course-form{max-width:none;box-shadow:none;border:0;padding:0}.edit-dialog-actions{justify-content:flex-end;gap:.75rem;margin-top:1.25rem;display:flex}.field-hint{color:var(--muted);margin:-.75rem 0 0}.hierarchy li.is-stopped button{color:var(--muted)}.type-choice{gap:.4rem;display:grid}.type-choice-label{font-weight:var(--weight-medium)}.type-choice-options{flex-wrap:wrap;gap:.5rem;display:flex}.type-choice-options label{cursor:pointer;display:inline-flex;position:relative}.type-choice-options input{opacity:0;cursor:pointer;margin:0;position:absolute;inset:0}.type-choice-options span{border:1px solid var(--line);background:var(--surface);color:var(--ink);border-radius:999px;padding:.55rem 1.1rem}.type-choice-options input:checked+span{border-color:var(--primary);background:var(--primary-soft);color:var(--primary-strong);font-weight:var(--weight-medium)}.type-choice-options input:focus-visible+span{outline:3px solid var(--primary);outline-offset:2px}.period-nav{flex-wrap:wrap;gap:.5rem;margin-top:.75rem;display:flex}.timeline-status{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:.25rem .5rem;display:flex}.timeline-actions{flex-wrap:nowrap;gap:.5rem;margin:-.6rem 0 -.6rem auto;display:flex}.planned-today{gap:8px;margin-bottom:16px;display:grid}.planned-today>h3{font-size:var(--text-md);font-weight:var(--weight-bold);margin:0}.planned-course{justify-items:start;gap:10px;display:grid}.planned-course p{color:var(--muted);margin:0}.unscheduled-actions{flex-wrap:wrap;gap:.5rem;display:flex}.unscheduled-section{margin-bottom:1.25rem}.unscheduled-section h3{font-size:var(--text-md);margin-bottom:.55rem}.form-footer{flex-wrap:wrap}.form-footer .form-notice,.panel-notice{max-width:none;color:var(--ink);font-size:var(--text-sm);font-weight:var(--weight-medium);flex-basis:100%;margin:0}.panel-notice{align-items:flex-start;gap:.5rem;margin-top:1rem;display:flex}.card-note{color:var(--ink);font-size:var(--text-sm);font-weight:var(--weight-medium);margin:.75rem 0 0}.review-list li.is-held{background:var(--sunken)}.held-label{color:var(--muted);background:var(--surface);font-size:var(--text-xs);font-weight:var(--weight-bold);white-space:nowrap;border-radius:999px;align-items:center;padding:.28rem .55rem;display:inline-flex}.btn-primary,.btn-secondary,.btn-danger{border-radius:var(--radius-control);min-height:44px;font-size:var(--text-sm);font-weight:var(--weight-bold);white-space:nowrap;border:1px solid #0000;justify-content:center;align-items:center;gap:.5rem;padding:.5rem .875rem;transition:background .16s,border-color .16s;display:inline-flex;position:relative}.btn-primary{color:var(--on-primary);border-color:var(--primary);background:var(--primary)}.btn-primary:hover:not(:disabled){border-color:var(--primary-strong);background:var(--primary-strong)}.btn-secondary{color:var(--ink);border-color:var(--field);background:var(--surface)}.btn-secondary:hover:not(:disabled){background:var(--sunken)}.btn-danger{color:var(--late);border-color:var(--late);background:var(--surface)}.btn-danger:hover:not(:disabled){background:var(--late-soft)}.btn-compact{min-height:36px;font-size:var(--text-xs);padding-block:.25rem}.btn-compact:after{content:"";position:absolute;inset:-4px 0}.is-draggable{cursor:grab;-webkit-user-select:none;user-select:none;-webkit-touch-callout:none}.is-dragged{background:var(--sunken);border-style:dashed}.drop-valid{background:var(--primary-soft);box-shadow:inset 0 0 0 2px var(--primary)}.drop-refused{cursor:not-allowed;box-shadow:inset 0 0 0 2px var(--late)}.drag-ghost{z-index:60;border:1px solid var(--primary);background:var(--surface);max-width:14rem;box-shadow:var(--shadow-lg);color:var(--ink);font-size:var(--text-sm);pointer-events:none;border-radius:.65rem;padding:.5rem .75rem;position:fixed;transform:translate(-50%,-110%)}