:root{--bg: #f2f2f7;--bg-elevated: #ffffff;--bg-sidebar: rgba(246, 246, 249, .86);--fill: rgba(120, 120, 128, .12);--fill-strong: rgba(120, 120, 128, .2);--separator: rgba(60, 60, 67, .14);--label: #1d1d1f;--label-2: rgba(60, 60, 67, .62);--label-3: rgba(60, 60, 67, .36);--blue: #007aff;--indigo: #5856d6;--teal: #30b0c7;--green: #34c759;--orange: #ff9500;--red: #ff3b30;--pink: #ff2d55;--purple: #af52de;--bar: rgba(249, 249, 251, .78);--shadow-card: 0 1px 2px rgba(0, 0, 0, .04), 0 4px 16px rgba(0, 0, 0, .04);--shadow-sheet: 0 -10px 40px rgba(0, 0, 0, .12);--radius: 18px;--safe-top: env(safe-area-inset-top, 0px);--safe-bottom: env(safe-area-inset-bottom, 0px);--ease: cubic-bezier(.32, .72, 0, 1);--spring: cubic-bezier(.34, 1.4, .64, 1);color-scheme:light}@media (prefers-color-scheme: dark){:root{--bg: #000000;--bg-elevated: #1c1c1e;--bg-sidebar: rgba(18, 18, 20, .92);--fill: rgba(118, 118, 128, .24);--fill-strong: rgba(118, 118, 128, .36);--separator: rgba(84, 84, 88, .6);--label: #f5f5f7;--label-2: rgba(235, 235, 245, .6);--label-3: rgba(235, 235, 245, .3);--blue: #0a84ff;--indigo: #5e5ce6;--teal: #40c8e0;--green: #30d158;--orange: #ff9f0a;--red: #ff453a;--pink: #ff375f;--purple: #bf5af2;--bar: rgba(22, 22, 24, .78);--shadow-card: none;--shadow-sheet: 0 -10px 40px rgba(0, 0, 0, .5);color-scheme:dark}}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body,#root{min-height:100%}body{margin:0;background:var(--bg);color:var(--label);font-family:-apple-system,BlinkMacSystemFont,SF Pro Text,Inter Variable,Segoe UI Variable Text,Segoe UI,Roboto,sans-serif;font-size:16px;line-height:1.4;letter-spacing:-.01em;-webkit-font-smoothing:antialiased}input,textarea,button,select{font:inherit;color:inherit;letter-spacing:inherit}button{cursor:pointer;border:0;background:none;padding:0}button:disabled{cursor:default}:focus-visible{outline:3px solid color-mix(in srgb,var(--blue) 45%,transparent);outline-offset:2px;border-radius:10px}.c-blue{--c: var(--blue)}.c-indigo{--c: var(--indigo)}.c-teal{--c: var(--teal)}.c-green{--c: var(--green)}.c-orange{--c: var(--orange)}.c-red{--c: var(--red)}.c-pink{--c: var(--pink)}.large-title{font-size:32px;font-weight:700;letter-spacing:-.025em;line-height:1.1;margin:0}.title2{font-size:22px;font-weight:700;letter-spacing:-.02em;margin:0}.title3{font-size:19px;font-weight:650;letter-spacing:-.015em;margin:0}.headline{font-size:16px;font-weight:600}.subhead{font-size:15px;color:var(--label-2)}.footnote{font-size:13px;color:var(--label-2)}.caption{font-size:12px;color:var(--label-2)}.eyebrow{font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.04em;color:var(--label-2)}.muted{color:var(--label-2)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;height:44px;padding:0 20px;border-radius:13px;font-size:16px;font-weight:600;white-space:nowrap;transition:transform .15s var(--ease),opacity .2s,background .2s}.btn:active:not(:disabled){transform:scale(.97);opacity:.85}.btn:disabled{opacity:.35}.btn-primary{background:var(--blue);color:#fff}.btn-tinted{background:color-mix(in srgb,var(--blue) 13%,transparent);color:var(--blue)}.btn-gray{background:var(--fill);color:var(--label)}.btn-plain{color:var(--blue);height:40px;padding:0 8px}.btn-danger{background:color-mix(in srgb,var(--red) 13%,transparent);color:var(--red)}.btn-danger-solid{background:var(--red);color:#fff}.btn-success{background:color-mix(in srgb,var(--green) 16%,transparent);color:var(--green)}.btn-ai{background:linear-gradient(135deg,var(--indigo),var(--blue));color:#fff}.btn-block{width:100%}.btn-sm{height:32px;padding:0 13px;border-radius:16px;font-size:14px;gap:5px}.btn-row{display:flex;flex-wrap:wrap;gap:8px;align-items:center}.icon-btn{width:36px;height:36px;border-radius:18px;flex:none;display:inline-grid;place-items:center;background:var(--fill);color:var(--blue);transition:transform .15s var(--ease),background .2s}.icon-btn:active:not(:disabled){transform:scale(.9)}.icon-btn:disabled{opacity:.35}.icon-btn.filled{background:var(--blue);color:#fff}.icon-btn.ghost{background:none;color:var(--label-2)}.icon-btn.ghost:hover:not(:disabled){background:var(--fill);color:var(--label)}.icon-btn.danger:hover:not(:disabled){background:color-mix(in srgb,var(--red) 12%,transparent);color:var(--red)}.icon-btn.ai:hover:not(:disabled){background:color-mix(in srgb,var(--indigo) 14%,transparent);color:var(--indigo)}.icon-btn.sm{width:30px;height:30px;border-radius:15px}.shell{display:grid;grid-template-columns:284px minmax(0,1fr);min-height:100vh}.sidebar{position:sticky;top:0;height:100vh;overflow-y:auto;background:var(--bg-sidebar);border-right:.5px solid var(--separator);padding:calc(var(--safe-top) + 18px) 12px 18px;display:flex;flex-direction:column;gap:6px}.brand{display:flex;align-items:center;gap:11px;padding:2px 8px 14px}.brand-icon{width:38px;height:38px;border-radius:10px;background:linear-gradient(145deg,#3a8bff,#0057d9);display:grid;place-items:center;color:#fff;box-shadow:0 6px 16px #0066ff47,inset 0 1px #ffffff4d}.brand b{display:block;font-size:17px;letter-spacing:-.02em}.brand span{font-size:12.5px;color:var(--label-2)}.side-label{display:flex;align-items:center;justify-content:space-between;padding:12px 10px 4px}.side-item{display:flex;align-items:center;gap:10px;width:100%;text-align:left;padding:8px 10px;border-radius:10px;min-height:40px;font-size:15px;font-weight:500;transition:background .15s}.side-item:hover{background:var(--fill)}.side-item.active{background:color-mix(in srgb,var(--blue) 14%,transparent);color:var(--blue)}.side-item .grow{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.side-item .count{font-size:13px;color:var(--label-2);font-weight:500}.side-item.active .count{color:var(--blue)}.class-dot{width:26px;height:26px;border-radius:8px;flex:none;display:grid;place-items:center;color:#fff;font-size:12.5px;font-weight:700;background:var(--c, var(--blue))}.side-add{display:flex;gap:6px;padding:4px 4px 8px}.side-add input{flex:1;min-width:0;height:36px;padding:0 12px;border-radius:10px;border:1px solid var(--separator);background:var(--bg-elevated);outline:none;font-size:15px}.side-add input:focus{border-color:var(--blue)}.side-spacer{flex:1}.side-foot{font-size:12px;color:var(--label-3);padding:8px 10px 0}.main{min-width:0}.page{max-width:880px;margin:0 auto;padding:calc(var(--safe-top) + 30px) 28px 80px}.page-header{display:flex;align-items:flex-end;justify-content:space-between;gap:14px;margin:0 2px 20px}.page-header .actions{display:flex;gap:8px;padding-bottom:2px}.mobile-bar{display:none}@media (max-width: 899px){.shell{display:block}.sidebar{position:fixed;left:0;top:0;bottom:0;width:min(86vw,320px);z-index:50;background:var(--bg);transform:translate(-102%);transition:transform .35s var(--ease);box-shadow:10px 0 40px #0000002e}.sidebar.open{transform:none}.mobile-bar{display:flex;align-items:center;gap:10px;position:sticky;top:0;z-index:30;padding:calc(var(--safe-top) + 8px) 12px 8px;background:var(--bar);-webkit-backdrop-filter:saturate(180%) blur(20px);backdrop-filter:saturate(180%) blur(20px);border-bottom:.5px solid var(--separator)}.mobile-bar b{flex:1;font-size:17px;text-align:center;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.page{padding:18px 16px 60px}.large-title{font-size:28px}}.drawer-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:45;background:#0000004d;animation:fade .25s both}.segmented{display:flex;padding:2px;border-radius:9px;background:var(--fill);position:relative;margin-bottom:20px}.segmented button{flex:1;height:32px;border-radius:7px;font-size:14px;font-weight:500;position:relative;z-index:1;display:inline-flex;align-items:center;justify-content:center;gap:6px}.segmented .thumb{position:absolute;top:2px;bottom:2px;border-radius:7px;background:var(--bg-elevated);box-shadow:0 3px 8px #0000001f,0 3px 1px #0000000a;transition:left .3s var(--ease),width .3s var(--ease)}@media (prefers-color-scheme: dark){.segmented .thumb{background:#636366}}.segmented.compact{margin:0;display:inline-flex}.segmented.compact button{padding:0 14px;height:28px}.datebar{display:flex;align-items:center;gap:8px;margin-bottom:10px;position:relative}.date-pick{flex:1;min-width:0;display:flex;align-items:center;gap:12px;text-align:left;height:56px;padding:0 16px;border-radius:16px;background:var(--bg-elevated);box-shadow:var(--shadow-card);transition:transform .15s var(--ease)}.date-pick:active{transform:scale(.99)}.date-pick .cal-ic{width:36px;height:36px;border-radius:10px;background:color-mix(in srgb,var(--red) 12%,transparent);color:var(--red);display:grid;place-items:center;flex:none}.date-pick b{display:block;font-size:17px;letter-spacing:-.015em}.date-pick .dp-text{min-width:0}.date-pick .dp-sub{display:block;font-size:13px;color:var(--label-2)}.date-pick .chev{margin-left:auto;color:var(--label-3)}.datebar .icon-btn{width:44px;height:44px;border-radius:22px;background:var(--bg-elevated);box-shadow:var(--shadow-card)}.recent{display:flex;gap:6px;overflow-x:auto;padding:2px 2px 6px;margin-bottom:14px;scrollbar-width:none;align-items:center}.recent::-webkit-scrollbar{display:none}.recent .eyebrow{margin-right:4px;white-space:nowrap}.date-chip{height:30px;padding:0 12px;border-radius:15px;background:var(--fill);font-size:14px;font-weight:600;white-space:nowrap;color:var(--label);font-variant-numeric:tabular-nums;transition:background .15s}.date-chip:hover{background:var(--fill-strong)}.date-chip.on{background:var(--blue);color:#fff}.date-chip.today{box-shadow:inset 0 0 0 1.5px var(--blue)}.calendar{position:absolute;top:62px;left:52px;z-index:35;width:330px;background:var(--bg-elevated);border-radius:18px;padding:14px;box-shadow:0 20px 60px #0003,0 0 0 .5px var(--separator);animation:pop-in .3s var(--spring) both;transform-origin:top left}@media (max-width: 520px){.calendar{left:0;right:0;width:auto}}.cal-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:8px}.cal-head b{font-size:16px}.cal-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:2px;text-align:center}.cal-grid .dow{font-size:11px;font-weight:600;color:var(--label-3);padding:4px 0;text-transform:uppercase}.cal-day{position:relative;height:38px;border-radius:19px;font-size:15px;font-variant-numeric:tabular-nums;transition:background .12s}.cal-day:hover{background:var(--fill)}.cal-day.other{color:var(--label-3)}.cal-day.today{color:var(--red);font-weight:700}.cal-day.sel{background:var(--blue);color:#fff;font-weight:600}.cal-day.has:after{content:"";position:absolute;bottom:4px;left:50%;width:5px;height:5px;margin-left:-2.5px;border-radius:50%;background:var(--blue)}.cal-day.sel.has:after{background:#fff}.cal-foot{display:flex;justify-content:space-between;align-items:center;margin-top:10px;padding-top:10px;border-top:.5px solid var(--separator)}.cal-foot input{border:1px solid var(--separator);border-radius:8px;padding:4px 8px;background:var(--bg)}.panel{background:var(--bg-elevated);border-radius:var(--radius);box-shadow:var(--shadow-card);padding:16px;margin-bottom:16px;animation:card-in .4s var(--ease) both}.panel-head{display:flex;align-items:center;gap:10px;margin-bottom:12px}.panel-head .grow{flex:1;min-width:0}.panel-head p{margin:2px 0 0}.panel-icon{width:32px;height:32px;border-radius:9px;display:grid;place-items:center;color:#fff;flex:none}.step-num{width:26px;height:26px;border-radius:8px;background:var(--blue);color:#fff;display:grid;place-items:center;font-size:14px;font-weight:700;flex:none}.section{margin:26px 0 10px;display:flex;align-items:center;gap:10px}.section h3{margin:0;font-size:20px;font-weight:700;letter-spacing:-.02em}.section .count{font-size:15px;color:var(--label-2);font-weight:500}.section .right{margin-left:auto;display:flex;gap:8px;align-items:center}.student-card{background:var(--bg-elevated);border-radius:16px;box-shadow:var(--shadow-card);padding:12px 14px;margin-bottom:10px;animation:card-in .4s var(--ease) both}.student-card.has-notes{box-shadow:var(--shadow-card),inset 3px 0 0 var(--c, var(--blue))}.student-top{display:flex;align-items:center;gap:11px}.student-top .grow{flex:1;min-width:0}.student-top b{font-weight:600}.name-btn{text-align:left}.name-btn:hover b{color:var(--blue)}.avatar{flex:none;width:36px;height:36px;border-radius:50%;display:grid;place-items:center;color:#fff;font-size:14px;font-weight:600;background:linear-gradient(160deg,color-mix(in srgb,var(--c, var(--blue)) 70%,#fff),var(--c, var(--blue)))}.avatar.lg{width:64px;height:64px;font-size:24px;margin:0 auto}.avatar.class{background:linear-gradient(160deg,#a1a1aa,#71717a)}.notes{display:grid;gap:8px;margin-top:10px}.note{position:relative;padding:10px 12px;border-radius:12px;background:var(--fill)}.note-text{white-space:pre-wrap;word-break:break-word;font-size:15.5px;line-height:1.45}.note-meta{display:flex;align-items:center;gap:6px;margin-top:6px;flex-wrap:wrap}.note-meta .spacer{flex:1}.note-actions{display:flex;gap:2px;opacity:.55;transition:opacity .15s}.note:hover .note-actions,.note:focus-within .note-actions{opacity:1}@media (hover: none){.note-actions{opacity:1}}.note.editing{background:none;padding:0}.composer{margin-top:10px}.composer textarea,.textarea{width:100%;min-height:44px;padding:11px 14px;border-radius:12px;resize:vertical;border:1px solid var(--separator);background:var(--bg);outline:none;line-height:1.45;font-size:15.5px;transition:border-color .2s,box-shadow .2s,background .2s}.composer textarea:focus,.textarea:focus{border-color:var(--blue);background:var(--bg-elevated);box-shadow:0 0 0 4px color-mix(in srgb,var(--blue) 15%,transparent)}.composer textarea::placeholder,.textarea::placeholder{color:var(--label-3)}.composer-actions{display:flex;align-items:center;gap:8px;margin-top:8px;animation:fade .2s both}.composer-actions .hint{flex:1;font-size:12px;color:var(--label-3)}.textarea.mono{font-family:ui-monospace,SF Mono,Cascadia Code,Consolas,monospace;font-size:13px;line-height:1.5}.textarea.tall{min-height:160px}.field{width:100%;height:44px;padding:0 14px;border-radius:12px;background:var(--bg);border:1px solid var(--separator);outline:none;transition:border-color .2s,box-shadow .2s}.field:focus{border-color:var(--blue);box-shadow:0 0 0 4px color-mix(in srgb,var(--blue) 15%,transparent)}.field::placeholder{color:var(--label-3)}select.field{-webkit-appearance:none;-moz-appearance:none;appearance:none;padding-right:34px;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='%238e8e93' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 14px center}.label{display:block;font-size:13px;font-weight:600;color:var(--label-2);margin:0 2px 6px}.form-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:12px;margin-bottom:14px}.chip{display:inline-flex;align-items:center;gap:4px;height:22px;padding:0 8px;border-radius:11px;font-size:12px;font-weight:600;white-space:nowrap;background:var(--fill);color:var(--label-2)}.chip.blue{background:color-mix(in srgb,var(--blue) 13%,transparent);color:var(--blue)}.chip.indigo{background:color-mix(in srgb,var(--indigo) 14%,transparent);color:var(--indigo)}.chip.orange{background:color-mix(in srgb,var(--orange) 16%,transparent);color:var(--orange)}.chip.red{background:color-mix(in srgb,var(--red) 13%,transparent);color:var(--red)}.chip.green{background:color-mix(in srgb,var(--green) 15%,transparent);color:var(--green)}button.chip:hover{filter:brightness(.95)}.group{background:var(--bg-elevated);border-radius:14px;overflow:hidden;margin-bottom:22px;box-shadow:var(--shadow-card)}.group-label{margin:0 16px 7px;font-size:13px;text-transform:uppercase;color:var(--label-2);letter-spacing:.02em}.group-foot{margin:-14px 16px 22px;font-size:13px;color:var(--label-2)}.row{display:flex;align-items:center;gap:12px;min-height:48px;padding:8px 16px;width:100%;text-align:left;position:relative;background:none}.row+.row:before{content:"";position:absolute;top:0;left:16px;right:0;border-top:.5px solid var(--separator)}.row.has-icon+.row:before{left:62px}button.row:hover{background:color-mix(in srgb,var(--fill) 50%,transparent)}button.row:active{background:var(--fill)}.row .grow{flex:1;min-width:0}.row .value{color:var(--label-2);font-size:15px}.row .chev{color:var(--label-3);flex:none}.row-icon{width:30px;height:30px;border-radius:8px;display:grid;place-items:center;color:#fff;flex:none}.row input:not([type=checkbox]):not([type=date]),.row select{flex:1;border:0;outline:none;background:none;min-width:0;padding:6px 0;text-align:right;color:var(--label-2)}.row input:not([type=checkbox]):focus{color:var(--label)}.row input::placeholder{color:var(--label-3)}.row .row-title{flex:none;min-width:120px}.check{width:22px;height:22px;border-radius:50%;border:2px solid var(--label-3);display:grid;place-items:center;flex:none;color:#fff;transition:all .2s var(--spring)}.check.on{background:var(--blue);border-color:var(--blue)}.check svg{opacity:0;transform:scale(.4);transition:all .2s var(--spring)}.check.on svg{opacity:1;transform:none}.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:10px;margin-bottom:18px}.stat{background:var(--bg-elevated);border-radius:16px;padding:12px 14px;box-shadow:var(--shadow-card)}.stat .ic{width:28px;height:28px;border-radius:14px;display:grid;place-items:center;color:#fff;margin-bottom:8px}.stat b{display:block;font-size:24px;font-weight:700;letter-spacing:-.02em;line-height:1}.stat span{font-size:13px;color:var(--label-2);font-weight:500}.report-sec{margin-bottom:16px}.report-sec h4{display:flex;align-items:center;gap:8px;margin:0 0 6px;font-size:15px}.report-sec h4 i{width:8px;height:8px;border-radius:50%;display:inline-block}.report-sec p{margin:0;white-space:pre-wrap;line-height:1.5;font-size:15.5px}.report-card{display:flex;gap:12px;align-items:flex-start;width:100%;text-align:left;padding:14px;border-radius:16px;background:var(--bg-elevated);box-shadow:var(--shadow-card);margin-bottom:10px;transition:transform .15s var(--ease);animation:card-in .4s var(--ease) both}.report-card:hover{transform:translateY(-1px)}.report-card .grow{flex:1;min-width:0}.clamp2{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.diff{display:grid;gap:4px;padding:10px 12px;border-radius:12px;background:var(--fill);font-size:14.5px;margin-bottom:8px}.diff .before{color:var(--label-2);text-decoration:line-through;text-decoration-color:color-mix(in srgb,var(--red) 60%,transparent)}.diff .after{color:var(--label)}.empty{text-align:center;padding:56px 24px;color:var(--label-2);animation:rise .6s var(--ease) both}.empty-icon{width:72px;height:72px;border-radius:22px;margin:0 auto 18px;display:grid;place-items:center;background:color-mix(in srgb,var(--blue) 12%,transparent);color:var(--blue)}.empty h3{color:var(--label);margin:0 0 6px;font-size:20px}.empty p{margin:0 auto;font-size:15px;max-width:380px}.empty .btn{margin-top:18px}.empty.sm{padding:26px 16px}.welcome-hero{text-align:center;padding:8vh 16px 24px}.app-icon{width:96px;height:96px;border-radius:24px;margin:0 auto 20px;background:linear-gradient(145deg,#3a8bff,#0057d9);display:grid;place-items:center;color:#fff;box-shadow:0 14px 34px #0066ff52,inset 0 1px #ffffff4d;animation:rise .8s var(--ease) both}.welcome-hero h1{font-size:36px;letter-spacing:-.03em;margin:0 0 8px;animation:rise .8s var(--ease) .08s both}.welcome-hero p{margin:0 auto;max-width:440px;color:var(--label-2);font-size:17px;animation:rise .8s var(--ease) .16s both}.features{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px;margin:28px 0;animation:rise .8s var(--ease) .24s both}.feature{display:flex;gap:12px;align-items:flex-start;padding:14px;background:var(--bg-elevated);border-radius:16px;box-shadow:var(--shadow-card)}.feature-icon{flex:none;width:36px;height:36px;border-radius:10px;display:grid;place-items:center;color:#fff}.feature b{display:block;font-size:15px}.feature span{font-size:13.5px;color:var(--label-2)}.start-form{display:flex;gap:8px;max-width:460px;margin:0 auto;animation:rise .8s var(--ease) .32s both}.sheet-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:60;background:#00000052;animation:fade .3s ease both}.sheet-backdrop.closing{animation:fade .25s ease reverse both}.sheet{position:fixed;left:0;right:0;bottom:0;z-index:61;max-width:720px;margin:0 auto;height:calc(100% - var(--safe-top) - 14px);background:var(--bg);border-radius:14px 14px 0 0;box-shadow:var(--shadow-sheet);display:flex;flex-direction:column;animation:sheet-up .5s var(--ease) both}.sheet.closing{animation:sheet-down .3s var(--ease) both}.sheet.auto{height:auto;max-height:calc(100% - var(--safe-top) - 14px);max-width:460px}.sheet-grabber{width:36px;height:5px;border-radius:3px;background:var(--fill-strong);margin:6px auto 0;flex:none}.sheet-nav{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;height:52px;padding:0 8px;flex:none}.sheet-nav .title{font-weight:600;font-size:17px;text-align:center}.sheet-nav .left{justify-self:start}.sheet-nav .right{justify-self:end}.sheet-nav .btn-plain{font-weight:400}.sheet-nav .btn-plain.strong{font-weight:600}.sheet-body{flex:1;overflow-y:auto;padding:8px 18px calc(var(--safe-bottom) + 24px)}@media (min-width: 700px){.sheet{bottom:4vh;height:92vh;border-radius:16px}.sheet.auto{bottom:auto;top:50%;transform:translateY(-50%);max-height:86vh;animation:pop-center .35s var(--spring) both}.sheet.closing,.sheet.auto.closing{animation:fade .22s ease reverse both}.sheet-grabber{display:none}}.confirm-body{padding:4px 22px 22px;text-align:center}.confirm-body h3{margin:6px 0;font-size:19px}.confirm-body p{margin:0 0 20px;color:var(--label-2);font-size:15px;white-space:pre-wrap}.confirm-body .btn-row{justify-content:center}.confirm-body .btn{flex:1}.toast{position:fixed;left:50%;bottom:calc(var(--safe-bottom) + 22px);z-index:90;transform:translate(-50%);max-width:min(92vw,480px);display:flex;align-items:center;gap:10px;padding:11px 16px;border-radius:16px;background:color-mix(in srgb,var(--label) 92%,transparent);color:var(--bg);box-shadow:0 10px 40px #00000040;font-size:15px;font-weight:500;animation:toast-in .45s var(--spring) both}.toast.error{background:var(--red);color:#fff}.toast.closing{animation:toast-out .3s var(--ease) both}.spinner{width:18px;height:18px;border-radius:50%;border:2.5px solid color-mix(in srgb,currentColor 25%,transparent);border-top-color:currentColor;animation:spin .8s linear infinite;flex:none}.banner{display:flex;gap:10px;align-items:flex-start;padding:12px 14px;border-radius:14px;font-size:14.5px;margin-bottom:16px;background:color-mix(in srgb,var(--orange) 13%,transparent)}.banner.info{background:color-mix(in srgb,var(--blue) 10%,transparent)}.banner.error{background:color-mix(in srgb,var(--red) 11%,transparent);color:var(--red)}.banner.ok{background:color-mix(in srgb,var(--green) 13%,transparent)}.banner svg{flex:none;margin-top:1px}.search{display:flex;align-items:center;gap:6px;height:36px;padding:0 10px;border-radius:10px;background:var(--fill);color:var(--label-2);min-width:0}.search input{flex:1;min-width:0;border:0;outline:none;background:none;font-size:15px;color:var(--label)}kbd{font-family:inherit;font-size:11px;padding:1px 5px;border-radius:4px;background:var(--fill);border:.5px solid var(--separator)}@keyframes rise{0%{opacity:0;transform:translateY(16px)}to{opacity:1;transform:none}}@keyframes card-in{0%{opacity:0;transform:translateY(6px) scale(.995)}to{opacity:1;transform:none}}@keyframes fade{0%{opacity:0}to{opacity:1}}@keyframes sheet-up{0%{transform:translateY(100%)}to{transform:none}}@keyframes sheet-down{0%{transform:none}to{transform:translateY(100%)}}@keyframes pop-in{0%{opacity:0;transform:scale(.94)}to{opacity:1;transform:none}}@keyframes pop-center{0%{opacity:0;transform:translateY(-50%) scale(.94)}to{opacity:1;transform:translateY(-50%)}}@keyframes toast-in{0%{opacity:0;transform:translate(-50%,120%) scale(.9)}to{opacity:1;transform:translate(-50%)}}@keyframes toast-out{to{opacity:0;transform:translate(-50%,120%) scale(.95)}}@keyframes spin{to{transform:rotate(360deg)}}@media (prefers-reduced-motion: reduce){*,*:before,*:after{animation-duration:.01ms!important;transition-duration:.01ms!important}}.unread-dot{width:7px;height:7px;border-radius:50%;background:var(--c, var(--blue));flex:none}.dp-short{display:none}@media (max-width: 599px){.page-header{flex-wrap:wrap;align-items:center}.page-header .actions{margin-left:auto}.large-title{font-size:26px}.date-pick{padding:0 12px;gap:10px}.date-pick .cal-ic,.dp-long{display:none}.dp-short{display:inline}.datebar .icon-btn{width:40px;height:40px}.section{flex-wrap:wrap}.section .right{margin-left:0;width:100%}.section .right .search{flex:1;width:auto!important}}.center-fill{min-height:100vh;display:grid;place-items:center;color:var(--label-2)}.side-foot{display:grid;gap:2px}.sync-badge{display:inline-flex;align-items:center;gap:6px;font-size:12.5px;font-weight:500;padding:4px 2px;text-align:left}.spin{animation:spin 1.1s linear infinite}.auth{min-height:100vh;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,440px);gap:48px;align-items:center;max-width:1040px;margin:0 auto;padding:calc(var(--safe-top) + 32px) 32px calc(var(--safe-bottom) + 32px)}.auth-side .app-icon{margin:0 0 22px}.auth-side h1{font-size:44px;letter-spacing:-.035em;margin:0 0 8px;animation:rise .8s var(--ease) .06s both}.auth-side>p{font-size:19px;color:var(--label-2);margin:0 0 26px;animation:rise .8s var(--ease) .12s both}.auth-points{list-style:none;padding:0;margin:0;display:grid;gap:14px;animation:rise .8s var(--ease) .18s both}.auth-points li{display:flex;gap:12px;align-items:center;font-size:16px}.auth-points svg{color:var(--blue);flex:none}.auth-card{background:var(--bg-elevated);border-radius:22px;box-shadow:var(--shadow-card),0 20px 50px #0000000f;padding:26px;display:grid;gap:14px;animation:rise .7s var(--ease) .1s both}.auth-card .segmented{margin:0}.auth-field{display:block}@media (max-width: 799px){.auth{grid-template-columns:1fr;gap:24px;padding:calc(var(--safe-top) + 28px) 16px calc(var(--safe-bottom) + 24px);align-content:start}.auth-side{text-align:center}.auth-side .app-icon{margin:0 auto 16px;width:76px;height:76px;border-radius:19px}.auth-side h1{font-size:32px}.auth-side>p{font-size:16px;margin-bottom:0}.auth-points{display:none}.auth-card{padding:20px}}.rename{display:inline-flex;align-items:center;gap:4px;max-width:100%;min-width:0}.rename>:first-child{min-width:0}.rename-btn{opacity:.45;transition:opacity .15s}.rename:hover .rename-btn,.rename-btn:focus-visible{opacity:1}@media (hover: none){.rename-btn{opacity:.7}}.rename.editing{display:flex;gap:6px;width:100%;max-width:520px}.rename.editing .field{flex:1;min-width:0}.rename-title{height:46px;font-size:22px;font-weight:700}.rename-row{height:36px;font-size:15px}.trash-row{align-items:flex-start;padding-top:12px;padding-bottom:12px}.trash-actions{display:flex;gap:4px;align-items:center;flex:none}@media (max-width: 520px){.trash-row{flex-wrap:wrap}.trash-actions{width:100%;padding-left:42px}}.journal-top{display:grid;gap:0 16px}.student-grid{display:grid;gap:0 12px;align-items:start}.due-field{height:32px;width:150px;padding:0 8px;font-size:14px}@media (min-width: 1200px){.shell{grid-template-columns:296px minmax(0,1fr)}.page{max-width:1080px;padding-left:40px;padding-right:40px}.journal-top{grid-template-columns:1fr 1fr;align-items:start}.journal-top>.panel{height:calc(100% - 16px)}}@media (min-width: 1500px){.page{max-width:1280px}.student-grid{grid-template-columns:1fr 1fr}}@media (min-width: 700px) and (max-width: 899px){.page{padding:24px 28px 60px}}@media (pointer: coarse){.icon-btn.sm{width:36px;height:36px;border-radius:18px}.note-actions{opacity:1}.side-item{min-height:46px}.date-chip{height:34px;padding:0 14px}.composer-actions .hint,.tip{display:none}}@media (max-width: 899px){.composer textarea,.textarea,.field,.search input,.side-add input,.row input,.row select{font-size:16px}.rename-title{font-size:20px}.due-field{font-size:16px}.sheet-body{padding-left:16px;padding-right:16px}}@media (max-width: 599px){.panel{padding:14px;border-radius:16px}.student-card{padding:12px}.row{flex-wrap:wrap}.row .row-title{min-width:0;flex:1 0 100%;font-size:13px;color:var(--label-2);padding-top:4px}.row input:not([type=checkbox]):not([type=date]){text-align:left;color:var(--label)}.row.has-icon,.trash-row{flex-wrap:nowrap}.page-header .actions .btn{padding:0 12px}.form-grid{grid-template-columns:1fr 1fr}.form-grid>label:first-child:nth-last-child(3){grid-column:1 / -1}.segmented button{font-size:13px}.composer-actions{flex-wrap:wrap}.confirm-body .btn-row{flex-direction:column-reverse}.confirm-body .btn{width:100%}.stats{grid-template-columns:1fr 1fr}.calendar{position:fixed;left:12px;right:12px;top:auto;bottom:calc(var(--safe-bottom) + 12px);width:auto;z-index:70}}@media (max-width: 380px){.form-grid{grid-template-columns:1fr}.page{padding-left:12px;padding-right:12px}}.gender-age{display:inline-flex;align-items:center;gap:8px;flex-wrap:wrap}.gender-age .segmented.compact button{padding:0 12px;height:26px;font-size:13px}.gender-age.no-gender .segmented{box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--orange) 55%,transparent)}.age-box{display:inline-flex;align-items:center;gap:6px;height:30px;padding:0 4px 0 10px;border-radius:9px;background:var(--fill);font-size:13px;font-weight:500;color:var(--label-2)}.age-box.missing{box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--orange) 55%,transparent)}.gender-age input.age-input:not([type=checkbox]):not([type=date]){flex:none;width:34px;height:24px;padding:0;border:0;border-radius:6px;outline:none;background:var(--bg-elevated);text-align:center;color:var(--label);font-size:14px}.gender-age input.age-input:focus{box-shadow:0 0 0 2px color-mix(in srgb,var(--blue) 40%,transparent)}.student-info-row{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-top:6px}.add-defaults{display:flex;align-items:center;gap:8px;flex-wrap:wrap;flex:1;font-size:12px;color:var(--label-2)}.key-locked{display:flex;align-items:center;gap:10px;min-height:44px;padding:6px 6px 6px 14px;border-radius:12px;background:color-mix(in srgb,var(--green) 10%,transparent);color:var(--green)}.key-locked .grow{flex:1;min-width:0;color:var(--label);font-size:15px}.key-dots{color:var(--label-2);font-family:ui-monospace,SFMono-Regular,Menlo,monospace;letter-spacing:1px;margin-left:4px}
