:root{color-scheme:light;--brand: #4B2E83;--brand-hover: #3C2369;--lavender: #9C82C9;--lavender-soft: #EDE7F6;--line: #E2DAEF;--sage: #9DB88E;--bg: #F6F3FB;--surface: #FFFFFF;--text: #2C2545;--muted: #6E6685;--danger: #B4374B;--font-head: "Poppins", system-ui, sans-serif;--font-body: "Nunito", system-ui, sans-serif}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:var(--font-body)}h1,h2,h3,strong{font-family:var(--font-head)}main{min-height:100dvh;display:grid;place-items:center;padding:1.5rem}.card{width:100%;max-width:26rem;background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:2rem 1.5rem;display:flex;flex-direction:column;gap:.85rem;box-shadow:0 12px 40px #4b2e8314}.login{align-items:stretch}.login-logo{width:168px;height:168px;object-fit:contain;margin:0 auto .25rem}.sub{margin:0 0 .5rem;text-align:center;color:var(--muted)}.app{min-height:100dvh}.topbar{display:flex;align-items:center;justify-content:space-between;padding:.7rem 1rem;background:var(--surface);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:10}.brand-wide{height:54px;width:auto;object-fit:contain}@media (max-width: 420px){.brand-wide{height:44px}}.topbar-right{display:flex;align-items:center;gap:.75rem}.who{color:var(--muted);font-size:.9rem}.content{max-width:48rem;margin:0 auto;padding:1.25rem 1rem 3rem}h1{margin:0;font-size:1.6rem;letter-spacing:-.01em}h2{margin:0;font-size:1.3rem;color:var(--brand)}h3{margin:0 0 .25rem;font-size:1.05rem;color:var(--brand)}p{margin:0;color:var(--text);line-height:1.55}.muted,.hint{color:var(--muted);font-size:.9rem}.row-between{display:flex;align-items:center;justify-content:space-between;gap:1rem;margin-bottom:1rem}.panel{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:1.1rem 1.2rem;margin-bottom:1rem;display:flex;flex-direction:column;gap:.7rem;box-shadow:0 4px 18px #4b2e830d}label{display:flex;flex-direction:column;gap:.3rem;font-size:.82rem;font-weight:700;color:#463c63}input,select{padding:.65rem .75rem;border:1px solid var(--line);border-radius:10px;font-size:1rem;font-family:var(--font-body);background:#fff;color:var(--text)}input:focus,select:focus{outline:2px solid var(--lavender);outline-offset:1px;border-color:var(--lavender)}button{padding:.65rem 1rem;border:none;border-radius:10px;background:var(--brand);color:#fff;font-size:.95rem;font-weight:700;font-family:var(--font-head);cursor:pointer;transition:background .15s ease}button:hover:not(:disabled){background:var(--brand-hover)}button:disabled{opacity:.55;cursor:default}.link{background:none;color:var(--brand);padding:.3rem .4rem;font-weight:700}.link:hover:not(:disabled){background:var(--lavender-soft)}.link.danger{color:var(--danger)}.students{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:.45rem}.students li{display:flex;align-items:center;justify-content:space-between;gap:.5rem;padding:.55rem .7rem;background:var(--lavender-soft);border-radius:10px}.students li span{color:var(--text);font-size:.95rem}.students li strong{font-family:var(--font-body)}.inline-form{display:flex;flex-wrap:wrap;gap:.5rem;align-items:center}.inline-form input{flex:1 1 8rem}.error{color:var(--danger);font-size:.9rem}@media (prefers-reduced-motion: reduce){*{transition:none!important}}.badge{font-size:.72rem;font-weight:700;padding:.2rem .55rem;border-radius:999px;text-transform:capitalize;white-space:nowrap;font-family:var(--font-body)}.badge.scheduled{background:var(--lavender-soft);color:var(--brand)}.badge.completed{background:#e6f0e2;color:#4a7c3f}.badge.cancelled{background:#f3e2e5;color:var(--danger)}.badge.no_show{background:#f6ece0;color:#9a6a2f}.session-actions{display:flex;flex-wrap:wrap;gap:.25rem;margin-top:.2rem}.muted-head{color:var(--muted);margin-top:1rem}.mt-3{margin-top:1.5rem}.panel.soft{background:var(--lavender-soft)}.day-group{margin-bottom:.55rem}.day-label{font-size:.8rem;font-weight:700;color:var(--muted);margin-bottom:.3rem}.slot-grid{display:flex;flex-wrap:wrap;gap:.4rem}.slot{background:#fff;color:var(--brand);border:1px solid var(--line);border-radius:8px;padding:.45rem .65rem;font-size:.85rem;font-weight:700;font-family:var(--font-body);cursor:pointer}.slot:hover{border-color:var(--lavender)}.slot.selected{background:var(--brand);color:#fff;border-color:var(--brand)}.checkbox{flex-direction:row;align-items:center;gap:.5rem;font-weight:700;font-size:.9rem}.checkbox input{width:auto}.cal-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:12px;background:#fff;margin-bottom:.6rem}.cal{display:grid;grid-template-columns:40px repeat(7,minmax(54px,1fr));min-width:470px}.cal-gutter-head,.cal-day-head{padding:.4rem 0;text-align:center;font-size:.72rem;font-weight:700;color:var(--muted);border-bottom:1px solid var(--line);font-family:var(--font-head)}.cal-day-head{border-left:1px solid var(--line)}.cal-gutter{position:relative}.cal-hour{font-size:.6rem;color:var(--muted);text-align:right;padding-right:4px;border-top:1px solid var(--line);box-sizing:border-box}.cal-col{position:relative;border-left:1px solid var(--line);background-image:repeating-linear-gradient(to bottom,transparent,transparent 39px,var(--line) 39px,var(--line) 40px)}.cal-block{position:absolute;left:2px;right:2px;border-radius:6px;padding:2px 3px;font-size:.62rem;font-weight:700;overflow:hidden;line-height:1.1}.cal-greenbay{background:#ede7f6;color:var(--brand);border:1px solid #d9cdef}.cal-appleton{background:#e6f0e2;color:#4a7c3f;border:1px solid #cfe3c6}.cal-legend{display:flex;gap:.5rem;margin-bottom:.8rem}.chip{font-size:.72rem;font-weight:700;padding:.15rem .5rem;border-radius:999px}.manage>summary{cursor:pointer;color:var(--brand);font-weight:700;font-family:var(--font-head);margin-bottom:.5rem}.badge.cancel_requested{background:#fbe9d0;color:#a5641f}.uc-nav{display:flex;gap:8px}.uc-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;border:1px solid #ece7f4;border-radius:10px;background:#fff}.uc{display:grid;grid-template-columns:44px repeat(7,minmax(0,1fr));--uc-line: #ece7f4;min-width:540px}.uc-corner{border-bottom:1px solid var(--uc-line)}.uc-dayhead{text-align:center;font-size:.78rem;color:#6b6480;padding:6px 0;border-bottom:1px solid var(--uc-line);border-left:1px solid var(--uc-line);font-weight:600}.uc-dayhead span{display:block;font-size:1.02rem;color:var(--text, #2C2545)}.uc-dayhead.uc-today,.uc-dayhead.uc-today span{color:#4b2e83}.uc-gutter{position:relative}.uc-hour{font-size:.68rem;color:#9a93ac;text-align:right;padding-right:5px;box-sizing:border-box}.uc-col{position:relative;border-left:1px solid var(--uc-line);cursor:pointer}.uc-col-today{background-color:#4b2e830b}.uc-avail{position:absolute;left:2px;right:2px;border-radius:6px;pointer-events:none;overflow:hidden}.uc-avail span{position:absolute;bottom:2px;left:5px;font-size:.6rem;opacity:.65}.uc-avail.uc-gb{background:#9c82c933;border-left:3px solid #9C82C9}.uc-avail.uc-app{background:#9db88e42;border-left:3px solid #9DB88E}.uc-off{position:absolute;left:2px;right:2px;border-radius:6px;pointer-events:none;overflow:hidden;background:repeating-linear-gradient(45deg,#6e6e782e,#6e6e782e 6px,#6e6e7812 6px,#6e6e7812 12px);border:1px solid rgba(110,110,120,.3)}.uc-off span{font-size:.6rem;color:#5b5566;padding:2px 5px;display:block}.uc-ev{position:absolute;left:3px;right:3px;border:none;border-radius:6px;padding:2px 5px;text-align:left;cursor:pointer;overflow:hidden;color:#fff;display:flex;flex-direction:column;gap:1px;line-height:1.08;z-index:2}.uc-ev-t{font-size:.58rem;opacity:.85}.uc-ev-n{font-size:.72rem;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.uc-ev--scheduled{background:#4b2e83}.uc-ev--completed{background:#9db88e;color:#22331b}.uc-ev--no_show{background:#fbe9d0;color:#a5641f}.uc-ev--cancel_requested{background:#fff;color:#a5641f;border:1px dashed #a5641f}.uc-legend{display:flex;flex-wrap:wrap;gap:6px;margin-top:8px}.chip.uc-gb{background:#9c82c952}.chip.uc-app{background:#9db88e5c}.chip.uc-chip-off{background:#6e6e7838}.chip.uc-chip-sch{background:#4b2e83;color:#fff}.chip.uc-chip-done{background:#9db88e;color:#22331b}.chip.uc-chip-req{background:#fff;border:1px dashed #a5641f;color:#a5641f}.toggle-row{display:flex;gap:18px;margin:8px 0}.radio{display:flex;align-items:center;gap:6px;font-weight:400}.time-row{display:flex;gap:12px}.time-row label{flex:1}.bell-wrap{position:relative;display:flex}.bell{position:relative;background:transparent;border:none;color:#4b2e83;cursor:pointer;padding:4px;display:flex;align-items:center}.bell-badge{position:absolute;top:-2px;right:-2px;background:#aadf2e;color:#0d0d0d;font-size:.6rem;font-weight:800;min-width:16px;height:16px;border-radius:8px;display:flex;align-items:center;justify-content:center;padding:0 3px}.notif-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:20}.notif-panel{position:fixed;top:72px;right:10px;left:auto;z-index:30;width:min(360px,calc(100vw - 20px));max-height:70vh;overflow-y:auto;background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:0 10px 30px #2c25452e}.notif-head{display:flex;align-items:center;justify-content:space-between;padding:10px 14px;border-bottom:1px solid var(--line);position:sticky;top:0;background:#fff}.notif-empty{padding:18px 14px;color:var(--muted);margin:0}.notif-item{display:flex;gap:8px;width:100%;text-align:left;background:transparent;border:none;border-bottom:1px solid var(--line);padding:10px 14px;cursor:pointer}.notif-item:last-child{border-bottom:none}.notif-item.unread{background:#9c82c91a}.notif-dot{width:8px;height:8px;border-radius:50%;margin-top:6px;flex:0 0 auto;background:transparent}.notif-item.unread .notif-dot{background:#4b2e83}.notif-content{display:flex;flex-direction:column;gap:2px}.notif-title{font-weight:700;font-size:.9rem;color:var(--text)}.notif-text{font-size:.82rem;color:var(--muted);line-height:1.25}.notif-time{font-size:.7rem;color:#a59cb6;margin-top:2px}.reschedule-box{margin-top:8px}.reschedule-box label{display:block;font-size:.85rem}.row-actions{display:flex;gap:10px;align-items:center}.badge.reschedule_requested{background:#e3ecfa;color:#2f5aa5}.uc-ev--reschedule_requested{background:#fff;color:#2f5aa5;border:1px dashed #2f5aa5}.note-to{display:block;font-size:.85rem;margin:8px 0 4px}.note-to textarea{width:100%;box-sizing:border-box;resize:vertical}.danger-btn{background:#b4374b;color:#fff}.danger-btn:hover{background:#9a2d3f}.pagenav{display:flex;gap:2px;padding:0 .75rem;background:var(--surface);border-bottom:1px solid var(--line);overflow-x:auto;-webkit-overflow-scrolling:touch}.pagetab{background:transparent;border:none;padding:12px 14px;font-family:inherit;font-weight:600;font-size:.95rem;color:var(--muted);border-bottom:3px solid transparent;cursor:pointer;white-space:nowrap}.pagetab:hover{color:var(--text)}.pagetab.active{color:#4b2e83;border-bottom-color:#4b2e83}.students li.student-row{flex-direction:column;align-items:stretch}.student-row .row-between{margin-bottom:0}.row-actions{display:flex;align-items:center;gap:.25rem}.curriculum{margin-top:.6rem;display:flex;flex-direction:column;gap:.6rem}.subject-block{background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:.6rem .7rem;display:flex;flex-direction:column;gap:.5rem}.subject-block .row-between{margin-bottom:0}.skills{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:.35rem}.skills li{display:flex;align-items:center;justify-content:space-between;gap:.5rem;padding:.35rem .55rem;background:var(--bg);border-radius:8px;font-size:.92rem}.archived{font-size:.9rem}.archived summary{cursor:pointer;color:var(--muted)}.archived-row{margin-top:.35rem}.back{display:inline-block;background:none;border:none;padding:0;cursor:pointer;color:var(--brand);font-weight:700;font-size:.9rem;margin-bottom:.4rem;text-decoration:none}.back:hover{text-decoration:underline}.profile-name{margin:.2rem 0 .1rem}.subnav{display:flex;gap:2px;margin:.8rem 0 1rem;border-bottom:1px solid var(--line);overflow-x:auto;-webkit-overflow-scrolling:touch}.subtab{background:transparent;border:none;padding:10px 12px;font-family:inherit;font-weight:600;font-size:.9rem;color:var(--muted);border-bottom:3px solid transparent;text-decoration:none;white-space:nowrap}.subtab:hover{color:var(--text)}.subtab.active{color:var(--brand);border-bottom-color:var(--brand)}.family-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:.5rem}.family-row{display:flex;align-items:center;gap:.5rem}.family-link{flex:1;display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:.8rem .9rem;background:var(--surface);border:1px solid var(--line);border-radius:12px;text-decoration:none;color:var(--text)}.family-link:hover{border-color:var(--lavender);background:var(--lavender-soft)}.student-link{flex:1;text-decoration:none;color:var(--text)}.student-link:hover{text-decoration:underline}.students li.session-row{flex-direction:column;align-items:stretch}.session-row .row-between{margin-bottom:0}.badge{display:inline-block;font-size:.72rem;padding:1px 8px;border-radius:999px;font-weight:700;vertical-align:middle}.status-scheduled{background:var(--lavender-soft);color:var(--brand)}.status-completed{background:#e4f0da;color:#3c5a2a}.status-cancelled{background:#f3d7dc;color:var(--danger)}.status-cancel_requested,.status-reschedule_requested{background:#fbefd3;color:#8a6a12}.tag{display:inline-block;font-size:.72rem;padding:1px 8px;border-radius:999px;background:var(--lavender-soft);color:var(--brand);font-weight:700;vertical-align:middle}.tag.muted-tag{background:#ececec;color:var(--muted)}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#2c254573;z-index:50;display:flex;align-items:flex-start;justify-content:center;padding:1rem;overflow-y:auto}.modal{background:var(--surface);border-radius:16px;width:100%;max-width:32rem;padding:1.1rem 1.2rem;margin:2rem auto;box-shadow:0 12px 40px #2c254540}.modal textarea{width:100%;box-sizing:border-box}.grade-row{display:flex;align-items:center;justify-content:space-between;gap:.5rem;flex-wrap:wrap;padding:.35rem 0}.grade-name{font-size:.95rem}.grade-buttons{display:flex;gap:.3rem}.grade-btn{min-width:2.1rem;padding:.35rem .5rem;background:var(--bg);color:var(--text);border:1px solid var(--line);border-radius:8px;font-weight:700;cursor:pointer}.grade-btn:hover{border-color:var(--lavender)}.grade-btn.on{background:var(--brand);color:#fff;border-color:var(--brand)}.grade-btn.skip{font-weight:600;font-size:.85rem;color:var(--muted)}.grade-btn.skip.on{background:var(--lavender);color:#fff;border-color:var(--lavender)}.preview{margin-top:.8rem}.recap-head{display:flex;align-items:center;justify-content:space-between;margin:.8rem 0 .3rem}.grade-page{max-width:32rem}.grade-page textarea{width:100%;box-sizing:border-box}.check{display:inline-flex;align-items:center;gap:.4rem;margin-top:.5rem;font-size:.95rem}.rc-overall{display:flex;align-items:baseline;justify-content:space-between}.rc-big{font-family:var(--font-head, inherit);font-size:2.2rem;font-weight:800;color:var(--brand)}.rc-chart{width:100%;height:auto;display:block;margin-top:.3rem}.rc-spark{height:34px;width:130px}.rc-sparkrow{margin:.3rem 0 .5rem}.rc-axislabels{display:flex;justify-content:space-between;font-size:.78rem;color:var(--muted)}.rc-subavg{font-weight:800;color:var(--brand);font-size:1.2rem}.rc-skills{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:.4rem}.rc-skills li{display:flex;align-items:center;gap:.6rem;font-size:.92rem}.rc-skillname{flex:0 0 40%}.rc-skillbar{flex:1;height:8px;background:var(--lavender-soft);border-radius:6px;overflow:hidden}.rc-skillbar>span{display:block;height:100%;background:var(--sage);border-radius:6px}.rc-skillval{flex:0 0 2rem;text-align:right;font-weight:700;color:var(--text)}.save-state{display:block;font-size:.8rem;min-height:1rem;margin:.4rem 0 .2rem;color:var(--muted)}.save-state.saved{color:var(--sage)}.plan-box{margin-top:.8rem;border-left:4px solid var(--line);padding-left:.7rem}.plan-box label{font-weight:600}.plan-box textarea{width:100%;box-sizing:border-box;margin-top:.3rem}.plan-parent{border-left-color:var(--sage)}.plan-tutor{border-left-color:var(--brand)}.session-link{color:var(--brand);text-decoration:none}.session-link:hover{text-decoration:underline}.plan-line{font-size:.85rem;margin-top:.15rem}.ai-helper{margin-top:.4rem}.nav-badge,.unread-badge{display:inline-block;min-width:1.1rem;padding:0 .32rem;margin-left:.4rem;background:var(--danger);color:#fff;border-radius:999px;font-size:.72rem;font-weight:700;line-height:1.3rem;text-align:center;vertical-align:middle}.threads{list-style:none;margin:0;padding:0}.thread-row{padding:.7rem .2rem;border-bottom:1px solid var(--line);cursor:pointer}.thread-row:last-child{border-bottom:none}.thread-row:hover{background:var(--soft)}.thread-preview{font-size:.85rem;margin-top:.15rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.small{font-size:.78rem}.thread{display:flex;flex-direction:column}.thread-msgs{max-height:52vh;overflow-y:auto;padding:.3rem;display:flex;flex-direction:column;gap:.45rem}.bubble{max-width:78%;padding:.5rem .7rem;border-radius:14px}.bubble .bubble-body{white-space:pre-wrap;word-wrap:break-word}.bubble .bubble-time{font-size:.68rem;opacity:.7;margin-top:.2rem}.bubble.mine{align-self:flex-end;background:var(--brand);color:#fff;border-bottom-right-radius:4px}.bubble.theirs{align-self:flex-start;background:var(--soft);color:var(--text);border-bottom-left-radius:4px}.composer{display:flex;gap:.5rem;margin-top:.6rem;align-items:flex-end}.composer textarea{flex:1;box-sizing:border-box;resize:vertical}.msg-search{width:100%;box-sizing:border-box;margin-bottom:.5rem}.pref-row{display:flex;gap:.6rem;align-items:flex-start;padding:.5rem 0;border-bottom:1px solid var(--line);cursor:pointer}.pref-row:last-of-type{border-bottom:none}.pref-row input[type=checkbox]{margin-top:.25rem;width:18px;height:18px;flex:0 0 auto;accent-color:var(--brand)}.pref-desc{display:block;font-size:.82rem;color:var(--muted);margin-top:.1rem}.push-banner{display:flex;align-items:center;justify-content:space-between;gap:.75rem;flex-wrap:wrap;background:var(--soft);border:1px solid var(--lavender);color:var(--text);padding:.6rem .9rem;margin:.6rem 1rem 0;border-radius:10px;font-size:.9rem}.push-banner .push-actions{display:flex;gap:.6rem;align-items:center;flex:0 0 auto}
