@font-face{font-family:LibrarySans;src:url('/assets/library-sans-400.woff2') format('woff2');font-display:swap}
:root{--ink:#373442;--muted:#827e8f;--accent:#746285;--accent-dark:#5e4f70;--accent-soft:#eee9f3;--line:#e8e4ec;--bg:#f7f5fa;--danger:#a44d53;font-family:LibrarySans,"Microsoft YaHei",sans-serif;color:var(--ink);font-size:14px}
*{box-sizing:border-box}body{margin:0;background:var(--bg);line-height:1.6}body:before{content:"";position:fixed;inset:0;pointer-events:none;background:radial-gradient(ellipse at 8% 4%,#ebe2f4,transparent 55%),radial-gradient(ellipse at 95% 90%,#e7eaf5,transparent 55%);opacity:.6;z-index:-1}button,input,select,textarea{font:inherit;color:inherit}button,a,input,select,textarea{touch-action:manipulation}button{cursor:pointer}button:disabled{opacity:.5;cursor:wait}a{color:inherit;text-decoration:none}:focus-visible{outline:3px solid #b5a6c9;outline-offset:3px}[hidden]{display:none!important}h1,h2,h3,p{margin-top:0}h1{font-size:29px;font-weight:600;letter-spacing:.025em;margin-bottom:8px}h2{font-size:19px;font-weight:600;margin-bottom:0}h3{font-size:16px}.muted,small{color:var(--muted)}.eyebrow{font-size:12px;letter-spacing:.08em;color:var(--accent);margin-bottom:7px}
.primary,.button,.icon-button,.quiet{display:inline-flex;align-items:center;justify-content:center;gap:7px;border:1px solid transparent;border-radius:9px;min-height:40px;padding:8px 15px;white-space:nowrap;background:transparent;font-weight:500}.primary{color:white;background:var(--accent);border-color:var(--accent);box-shadow:0 3px 8px #64567510}.primary:hover{background:var(--accent-dark)}.button{background:white;border-color:var(--line)}.button:hover,.icon-button:hover,.quiet:hover{background:var(--accent-soft)}.icon-button{width:36px;min-height:36px;padding:4px;font-size:23px;line-height:1}.quiet{padding:6px 9px;min-height:36px;color:var(--muted)}.danger{color:var(--danger)}.compact{min-height:32px;padding:3px 12px}
.ws-sidebar{width:218px;position:fixed;inset:0 auto 0 0;padding:30px 19px 20px;background:rgba(251,250,253,.9);border-right:1px solid var(--line);display:flex;flex-direction:column;z-index:20}.ws-brand{display:flex;align-items:center;gap:12px;padding:0 10px;font-size:22px;letter-spacing:.08em}.ws-brand small{display:block;font-size:11px;letter-spacing:.14em;margin-top:1px}.ws-mark{font-size:38px;color:#8a7699;font-family:serif}.side-create{margin:35px 4px 28px;justify-content:flex-start;padding-left:18px}.side-create span{font-size:22px;line-height:1}.nav-caption{color:#a09aab;font-size:11px;letter-spacing:.12em;padding-left:14px;margin-bottom:12px}.ws-nav{display:flex;flex-direction:column;gap:7px}.ws-nav a{height:47px;display:flex;align-items:center;gap:13px;padding:0 14px;border-radius:10px;color:#817a8e;font-size:15px}.ws-nav a:hover{background:#f2eff6}.ws-nav a.active{color:var(--accent-dark);background:#eae5f1;font-weight:600}.nav-count{margin-left:auto;font-size:11px;background:white;border-radius:6px;padding:0 6px}.sidebar-bottom{margin-top:auto;padding:25px 12px 0;border-top:1px solid var(--line);font-size:12px}.sidebar-bottom>a{display:flex;align-items:center;gap:10px;margin-bottom:27px}.sidebar-bottom>a>span:last-child{margin-left:auto}.sidebar-note{display:flex;align-items:center;gap:7px;color:#80758d;margin-bottom:4px}.live-dot{width:6px;height:6px;border-radius:50%;background:#81a599}.sidebar-bottom small{font-size:10px}.ws-main{margin-left:218px}.ws-topbar{height:70px;display:flex;align-items:center;justify-content:space-between;padding:0 32px;border-bottom:1px solid var(--line);background:#fff9}.top-left,.top-right{display:flex;align-items:center;gap:14px}.top-left{color:#89808f;font-size:13px}.top-right{font-size:12px}.account-avatar{background:#e9e2ee;color:#746181;width:30px;height:30px;border-radius:50%;display:grid;place-items:center}.menu-toggle{display:none}#workspace-main{padding:28px 32px 30px;max-width:1900px;margin:auto}.page-heading{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:27px}.page-heading p:last-child{margin-bottom:0;font-size:13px}
.calendar-layout{display:grid;grid-template-columns:minmax(0,1fr) 238px;gap:23px}.calendar-surface,.students-surface{background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden;box-shadow:0 5px 25px #47345503}.calendar-toolbar{display:flex;justify-content:space-between;align-items:center;padding:18px 18px 13px;gap:12px;flex-wrap:wrap}.calendar-date-controls{display:flex;align-items:center;gap:6px;flex-wrap:wrap}.calendar-date-controls h2{min-width:153px;font-size:17px;text-align:center}.calendar-date-controls input{width:31px;border:0;padding:4px;color:transparent;background:transparent;cursor:pointer}.calendar-date-controls input::-webkit-datetime-edit{display:none}.segmented{display:flex;background:#f4f1f7;padding:3px;border-radius:9px;gap:2px}.segmented button{min-width:39px;border:0;border-radius:6px;background:transparent;font-size:12px;padding:5px 10px;color:#8a8296}.segmented button[aria-pressed="true"]{background:#fff;color:var(--accent-dark);box-shadow:0 1px 4px #4e3b5b18}.calendar-filter{display:flex;justify-content:space-between;gap:14px;padding:0 20px 16px;align-items:center;font-size:10px;color:var(--muted);flex-wrap:wrap}.legend{display:flex;gap:6px;align-items:center;flex-wrap:wrap}.dot{display:inline-block;width:6px;height:6px;border-radius:50%;margin-left:7px;background:#ac96bf}.dot:first-child{margin-left:0}.dot.plan{background:#b19b70}.dot.available{background:#7aa99d}.dot.personal{background:#9aa9bf}.check{display:flex!important;flex-direction:row!important;align-items:center;gap:6px!important;font-size:12px!important;font-weight:normal!important}.check input{width:auto!important;min-height:unset!important;margin:0;accent-color:var(--accent)}
.week-head{display:grid;grid-template-columns:46px repeat(7,minmax(0,1fr));border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:#fdfcfe}.week-day{border:0;border-left:1px solid #f0edf3;background:none;padding:8px 0 7px;text-align:center;color:var(--muted)}.week-day span{display:block;font-size:10px}.week-day strong{display:grid;place-items:center;margin:3px auto 0;width:29px;height:29px;border-radius:50%;font-size:15px;font-weight:500}.week-day.today strong{background:var(--accent);color:white}.week-day.selected{background:#f3eff8}.all-day{display:grid;grid-template-columns:46px repeat(7,minmax(0,1fr));border-bottom:1px solid var(--line);min-height:48px}.all-day-label{font-size:9px;color:var(--muted);padding:10px 5px;text-align:center}.all-day-cell{border-left:1px solid #f0edf3;padding:4px 3px;min-width:0}.week-scroll{height:476px;overflow:auto;scrollbar-width:thin;scrollbar-color:#d6cddd transparent}.week-body{display:grid;grid-template-columns:46px repeat(7,minmax(0,1fr));height:1344px;position:relative}.time-gutter{position:relative}.time-label{position:absolute;left:6px;color:#a09aa9;font-size:9px;transform:translateY(-7px)}.time-label:first-child{transform:translateY(2px)}.week-column{position:relative;border-left:1px solid #f0edf3;min-width:0;background:repeating-linear-gradient(to bottom,transparent 0,transparent 55px,#edeaf1 55px,#edeaf1 56px)}.week-column.selected{background-color:#faf8fc}.time-slot{position:absolute;left:0;width:100%;height:28px;border:0;background:none;padding:0;text-align:right;font-size:16px;color:transparent;z-index:0}.time-slot:hover,.time-slot:focus-visible{background:#eee8f4;color:var(--accent)}
.event{border:0;border-left:3px solid #a58cb8;background:#eee7f5;color:#69547b;padding:4px 6px;border-radius:5px;text-align:left;display:block;width:100%;font-size:11px;line-height:1.4;overflow:hidden;cursor:pointer;min-width:0}.event:hover{filter:brightness(.97);box-shadow:0 2px 8px #53405b18}.event strong{font-size:11px;font-weight:600;display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.event small{display:block;color:inherit;font-size:9px;opacity:.85}.event.plan{background:#f5eddf;color:#8c7250;border-color:#bea375}.event.available{background:#e6f2ed;color:#477c6c;border-color:#81ae9c}.event.meeting{background:#e7edf8;color:#5d759e;border-color:#96aad0}.event.personal{background:#edf0f5;color:#738299;border-color:#a0adbf}.event.completed{opacity:.6}.event.cancelled{opacity:.45;text-decoration:line-through}.week-column>.event{position:absolute;z-index:2;min-height:24px}.calendar-foot{display:flex;justify-content:space-between;gap:12px;border-top:1px solid var(--line);padding:11px 18px;color:#a49aaa;font-size:10px}.day-rail{padding:5px 0}.rail-heading{display:flex;align-items:center;justify-content:space-between;padding-bottom:22px;border-bottom:1px solid var(--line)}.rail-heading h2{font-size:18px}.rail-heading .eyebrow{font-size:10px}.rail-item{padding:19px 0;border-bottom:1px solid var(--line)}.rail-item>button{display:block;width:100%;border:0;text-align:left;background:transparent;padding:0}.rail-time{display:flex;align-items:center;gap:7px;font-size:10px;color:#8d8197;margin-bottom:6px}.rail-item strong{font-size:13px}.rail-item p{font-size:11px;color:var(--muted);margin:4px 0 9px}.rail-actions{display:flex;gap:5px}.rail-actions button{font-size:10px;min-height:28px;padding:3px 9px}.rail-help{display:flex;gap:12px;color:#aea5b6;margin-top:26px}.rail-help p{font-size:11px;line-height:1.8}.rail-help small{font-size:10px;color:#aaa0b2}.empty{padding:32px 18px;text-align:center;color:var(--muted);font-size:13px}.empty strong{display:block;color:#82758f;font-size:14px;margin-bottom:7px}.overdue-title{color:#ad8266;font-size:12px;margin-top:23px;margin-bottom:0}
.month-head{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));border-top:1px solid var(--line);padding:8px 0;color:var(--muted);font-size:11px;text-align:center}.month-grid{display:grid;grid-template-columns:repeat(7,minmax(0,1fr))}.month-cell{min-height:102px;border-top:1px solid #eeeaf2;border-left:1px solid #eeeaf2;padding:5px;min-width:0}.month-cell:nth-child(7n+1){border-left:0}.month-cell.other{background:#fbfafc}.month-cell.selected{background:#f7f3fa}.month-day{display:flex;justify-content:space-between;width:100%;border:0;background:transparent;color:#8b8294;font-size:12px;padding:0 3px 5px}.month-day span:last-child{opacity:.3}.month-cell.today .month-day span:first-child{background:var(--accent);color:white;border-radius:50%;width:23px;text-align:center}.month-cell .event{margin:3px 0;font-size:10px}.agenda-list{padding:0 20px;min-height:300px;max-height:560px;overflow:auto}.agenda-day{padding:15px 0;border-top:1px solid var(--line)}.agenda-day h3{font-size:13px;color:var(--muted);margin-bottom:10px}.agenda-event{display:flex;align-items:center;gap:14px;padding:9px 0}.agenda-event .event{max-width:500px;padding:9px 12px}.agenda-event>span{width:82px;flex-shrink:0;font-size:11px;color:var(--muted)}
.student-toolbar{display:flex;justify-content:space-between;align-items:center;padding:20px;border-bottom:1px solid var(--line)}.search-field{display:flex;align-items:center;gap:9px;max-width:400px;flex:1}.search-field input{border:0;background:transparent;width:100%;outline:none;padding:5px}.student-table{width:100%;border-collapse:collapse;font-size:13px}.student-table th{font-weight:normal;text-align:left;font-size:11px;color:#938a9d;background:#faf8fc;padding:13px 20px}.student-table td{padding:18px 20px;border-top:1px solid #f0edf4}.student-name{display:flex;align-items:center;gap:12px;border:0;background:transparent;text-align:left;padding:0;color:var(--ink);font-weight:600}.student-initial{width:33px;height:33px;border-radius:10px;background:#efebf4;color:#8c759d;display:grid;place-items:center;font-size:13px}.student-name small{display:block;font-size:10px;font-weight:400}.student-table .row-actions{display:flex;gap:5px}.student-table .button,.student-table .quiet{font-size:11px;min-height:30px;padding:4px 10px}.badge{display:inline-flex;padding:2px 8px;border-radius:6px;background:#f3eff7;color:#8d7a9f;font-size:11px}.tool-context{display:flex;align-items:center;justify-content:space-between;gap:15px;margin-bottom:20px}.tool-context h1{font-size:23px;margin-bottom:4px}.tool-context p{font-size:12px;margin:0}.tool-actions{display:flex;gap:9px}.tool-actions .button{font-size:12px}.tool-frame{border:1px solid var(--line);border-radius:12px;width:100%;height:calc(100vh - 210px);min-height:560px;background:white}
.ws-dialog{border:1px solid #e3dce9;border-radius:18px;padding:27px 30px;width:min(520px,calc(100vw - 32px));max-height:calc(100dvh - 50px);overflow:auto;box-shadow:0 20px 90px #3c2e4d35;color:var(--ink);background:#fefcfe}.ws-dialog::backdrop{background:#34264250;backdrop-filter:blur(3px)}.dialog-heading{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:25px;gap:16px}.dialog-heading h2{font-size:22px}.ws-dialog form{display:flex;flex-direction:column;gap:16px}.ws-dialog label{display:flex;flex-direction:column;gap:7px;font-size:12px;font-weight:500}.ws-dialog input,.ws-dialog select,.ws-dialog textarea,.login-card input{width:100%;min-height:42px;border:1px solid #e3dce9;border-radius:8px;background:white;padding:9px 11px;font-size:14px}.ws-dialog textarea{resize:vertical;line-height:1.6}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:15px}.dialog-footer{display:flex;justify-content:space-between;gap:12px;align-items:center;margin-top:10px;border-top:1px solid var(--line);padding-top:19px}.dialog-footer>div{display:flex;gap:3px;flex-wrap:wrap}.dialog-footer button{font-size:12px;padding:8px 11px}.form-message{font-size:12px;color:var(--danger);margin:0}.form-message:empty{display:none}.conflict-choice{background:#fbefe3;border-radius:8px;padding:12px;flex-direction:row!important;align-items:center}.conflict-choice input{width:auto!important;min-height:unset!important}.student-dialog{width:min(600px,calc(100vw - 32px))}.student-detail-actions{display:flex;gap:9px;flex-wrap:wrap;margin:20px 0 24px}.student-detail-actions button{font-size:12px}.profile-meta{display:grid;grid-template-columns:1fr 1fr;gap:14px;font-size:12px;padding:15px;background:#f4f0f7;border-radius:10px}.profile-meta small{display:block;font-size:10px}.detail-section{border-top:1px solid var(--line);margin-top:24px;padding-top:20px}.detail-section h3{margin-bottom:15px}.history-entry{padding:10px 0;border-bottom:1px solid #f0ebf4;font-size:12px}.history-entry small{font-size:10px}.history-entry p{margin:4px 0;white-space:pre-wrap}.history-entry .button{font-size:11px;margin-top:7px;min-height:32px}.small-dialog{max-width:410px}.toast{position:fixed;bottom:25px;left:50%;transform:translateX(-50%);padding:12px 22px;color:white;background:#66536f;border-radius:10px;box-shadow:0 10px 35px #4f396c25;z-index:100;font-size:13px;max-width:calc(100vw - 30px)}.page-message:not(:empty){background:#fbebe6;border:1px solid #edcbbb;padding:12px 16px;margin-bottom:18px;border-radius:8px;font-size:13px;color:#98594c}.loading{padding:60px;text-align:center;color:var(--muted)}.skip{position:fixed;left:10px;top:-80px;z-index:100;background:white;padding:10px}.skip:focus{top:5px}svg.icon{width:19px;height:19px;fill:none;stroke:currentColor;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round;display:block}
.login-page{min-height:100vh;display:grid;place-items:center;padding:24px}.login-layout{width:min(930px,100%);display:grid;grid-template-columns:1fr 380px;gap:65px;align-items:center}.login-intro h1{font-size:35px;line-height:1.5;margin:38px 0 15px}.login-intro p{font-size:14px;color:var(--muted);line-height:1.9}.login-card{background:#fffc;border:1px solid var(--line);padding:33px;border-radius:20px;box-shadow:0 18px 70px #6e4b8910}.login-card h2{font-size:22px;margin:24px 0 7px}.login-card label{display:flex;flex-direction:column;gap:8px;font-size:12px;margin:22px 0}.login-card .primary{width:100%;margin-top:7px}.login-card>p{font-size:11px;color:var(--muted);margin-top:20px}.login-card .segmented button{flex:1}.login-card form>p{font-size:12px}.login-caption{margin-top:35px;color:#a598ae;font-size:11px}.login-brand{padding:0}.login-visual{display:flex;gap:12px;margin-top:32px}.login-mini{padding:16px 20px;border:1px solid #e8e0ef;background:#fff8;border-radius:12px;font-size:12px;color:var(--accent);min-width:100px}.login-mini strong{display:block;font-size:19px;margin-bottom:4px}.login-mini:nth-child(2){margin-top:16px}
@media(min-width:1600px){.calendar-layout{grid-template-columns:minmax(0,1fr) 280px}.week-scroll{height:550px}.event strong{font-size:12px}}
@media(max-width:1200px){.ws-sidebar{width:190px;padding-left:13px;padding-right:13px}.ws-main{margin-left:190px}#workspace-main{padding:24px 22px}.ws-topbar{padding:0 22px}.calendar-layout{grid-template-columns:minmax(0,1fr) 200px;gap:17px}.legend{font-size:9px;gap:4px}.calendar-filter{padding-left:14px;padding-right:14px}.calendar-date-controls h2{min-width:136px;font-size:15px}.calendar-toolbar{padding:14px 10px}.page-heading h1{font-size:25px}.student-table td,.student-table th{padding:15px 13px}}
@media(max-width:1000px){.calendar-layout{grid-template-columns:minmax(0,1fr)}.day-rail{display:none}.ws-sidebar{width:180px}.ws-main{margin-left:180px}.ws-brand{font-size:20px;padding:0 4px}.student-table .hide-tablet{display:none}.calendar-filter{font-size:10px}.week-scroll{height:500px}.student-table{min-width:500px}#students-list{overflow:auto}}
@media(max-width:700px){.ws-sidebar{transform:translateX(-100%);width:218px;box-shadow:10px 0 50px #40314e15;transition:transform .2s}.nav-open .ws-sidebar{transform:translateX(0)}.ws-main{margin-left:0}.menu-toggle{display:flex}.ws-topbar{height:60px;padding:0 15px}.top-right{gap:8px}.top-right #account-name{max-width:92px;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}.top-right #refresh span{display:none}#workspace-main{padding:22px 13px}.page-heading{gap:12px;align-items:flex-start;margin-bottom:22px}.page-heading h1{font-size:22px}.page-heading>button{font-size:11px;min-height:34px;padding:6px 10px}.page-heading .muted{font-size:11px}.eyebrow{font-size:10px}.calendar-toolbar{gap:9px}.calendar-date-controls h2{font-size:14px;min-width:126px}.calendar-date-controls{gap:1px}.calendar-date-controls .icon-button{width:29px}.calendar-date-controls input{width:27px}.calendar-filter{padding:0 10px 12px;gap:9px}.calendar-filter .check{font-size:10px!important}.week-head,.week-body,.all-day{grid-template-columns:34px repeat(7,minmax(0,1fr))}.week-day strong{font-size:13px}.time-label{font-size:8px;left:2px}.event{padding:3px 2px;border-left-width:2px}.event strong{font-size:9px}.event small{font-size:8px}.calendar-foot{font-size:9px;padding:10px}.month-cell{padding:3px;min-height:87px}.month-cell .event strong{font-size:8px}.month-cell .event small{display:none}.month-day{font-size:11px}.ws-dialog{padding:23px 20px}.dialog-footer{flex-wrap:wrap}.dialog-footer>.primary{margin-left:auto}.tool-context{align-items:flex-start;flex-wrap:wrap}.tool-context h1{font-size:21px}.tool-actions{margin-left:auto}.tool-actions .button{min-height:32px;padding:5px 9px;font-size:11px}.tool-frame{height:calc(100dvh - 220px);min-height:500px}.student-toolbar{padding:15px;font-size:11px;gap:10px}.login-layout{grid-template-columns:1fr;gap:26px;max-width:400px}.login-intro h1{font-size:26px;margin:20px 0 7px}.login-intro p,.login-visual,.login-caption{display:none}.login-card{padding:27px}.login-brand{font-size:19px}.form-grid{gap:11px}.agenda-list{padding:0 12px}}
.profile-expand{border:1px solid var(--line);border-radius:9px;padding:12px 14px}.profile-expand summary{font-size:12px;font-weight:500;cursor:pointer}.profile-fields{display:flex;flex-direction:column;gap:15px;margin-top:16px}.profile-fields>.muted{font-size:10px;overflow-wrap:anywhere}.student-tool-picker{padding:32px;background:#fff;border:1px solid var(--line);border-radius:14px}.student-tool-picker .button{margin:16px 12px 0 0}
@media(max-width:700px){#calendar.view-week,#calendar.view-month{overflow-x:auto}.view-week .week-head,.view-week .all-day,.view-week .week-scroll{min-width:630px}.view-month .month-head,.view-month .month-grid{min-width:600px}.event strong{font-size:12px}.event small{font-size:11px}.month-cell .event strong{font-size:11px}.agenda-event{gap:8px}.agenda-event>span{font-size:11px}.student-table{min-width:0}.student-table thead{display:none}.student-table tbody{display:block}.student-table tr{display:grid;grid-template-columns:1fr;border-bottom:1px solid var(--line);padding:14px 16px}.student-table td{display:block;border:0;padding:6px 0}.student-table .hide-tablet{display:none}.student-table .row-actions{justify-content:flex-start}.student-table .badge{white-space:normal}.calendar-foot{flex-wrap:wrap;gap:6px}.agenda-day h3{font-size:13px}.ws-dialog .form-grid{grid-template-columns:1fr}.calendar-filter .legend{font-size:10px}.calendar-filter .check{font-size:11px!important}}
@media(max-width:380px){.top-right #account-name{display:none}#breadcrumb{white-space:nowrap}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important;animation:none!important}}

/* Full original tool page; the workspace is the only vertical scroll surface. */
.tool-frame{display:block;min-height:560px;height:900px}

.student-scope-bar{padding:18px 20px 0}.student-scope-bar .segmented{display:inline-flex}.student-scope-bar p{font-size:12px;line-height:1.7;margin:10px 0 0}.student-scope-bar button{min-height:40px;padding:8px 20px}.student-dialog #note-form input:disabled,.student-dialog #note-form textarea:disabled,.student-dialog #note-form select:disabled{color:var(--ink);opacity:1;background:#f8f6fa}.student-toolbar{gap:14px}.student-toolbar .search-field{min-width:0}@media(max-width:700px){.student-scope-bar{padding:15px 15px 0}.student-scope-bar .segmented{display:flex}.student-scope-bar button{flex:1}.student-toolbar{flex-wrap:wrap}.student-toolbar .search-field{min-width:200px}.student-scope-bar p{font-size:11px}}