:root{--bg:#f3f4f6;--ink:#26354a;--muted:#7c8694;--primary:#486c63;--light:#edf3ef;--line:#e5e8eb;--card:white}
body{background:#f3f4f6;color:var(--ink)}.shell{display:block;padding:0}.sidebar{position:static;width:100%;height:auto;border:0;border-radius:0;background:#fff;padding:0 4vw;box-shadow:none;display:grid;grid-template-columns:220px 1fr;overflow:visible;align-items:center;gap:0 35px}.brand{border:0;padding:20px 0;font-size:20px;gap:10px;letter-spacing:-.03em}.brand-mark{border:0;box-shadow:none;background:#edf2ee;width:39px;height:39px;border-radius:12px;font-size:22px}.brand-copy{display:block}.brand small{letter-spacing:.05em;font-size:10px;color:#8b949b}.class-badge{margin:0;padding:0;border:0;border-radius:0;background:none;justify-self:end;text-align:right}.class-badge small{font-size:9px}.class-badge strong{font-size:15px}.class-badge>span{display:none}.sidebar-footer{display:none}#nav{grid-column:1/-1;display:flex;overflow-x:auto;gap:4px;scrollbar-width:thin;padding:0;max-width:100%;border-top:1px solid #f1f2f3}.nav{flex:0 0 auto;width:auto;border:0;border-bottom:3px solid transparent;border-radius:0;padding:14px 11px 12px;margin:0;font-size:12px;color:#7a8591;background:none;box-shadow:none;white-space:nowrap}.nav.active{border:0;border-bottom:3px solid #51796c;border-radius:0;background:none;box-shadow:none;color:#365c50}.nav:hover{background:#f7f9f7}.nav .nav-icon{font-size:14px;width:auto;margin-right:6px}.nav .label{display:inline}.main{max-width:1500px;margin:0 auto;padding:22px 4vw 32px;border:0;background:none;overflow:visible;min-height:80vh;border-radius:0}.portal-switch{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:30px}.portal-switch [role=tablist]{display:flex;padding:4px;border:1px solid #e2e6e8;border-radius:13px;background:#e9edee;gap:3px}.portal-switch [role=tab]{border:0;border-radius:9px;background:none;color:#7d8790;padding:10px 20px;font-weight:650;font-size:13px}.portal-switch [aria-selected=true]{background:#fff;color:#355b50;box-shadow:0 2px 6px #243b4110}#person-context{display:flex;align-items:center;gap:9px;font-size:12px;color:#7a8791}#person-context select{font-size:12px;padding:7px 10px;border:1px solid #dfe4e5;background:#fff}.top{background:none;border:0;margin:0 0 22px;padding:0}.top>.row{display:none}.top h1{font-size:23px;letter-spacing:-.02em;font-weight:750;margin-bottom:4px}.top p{font-size:12px}.workspace-kicker{display:none}.portal-intro{display:flex;align-items:center;justify-content:space-between;gap:25px;padding:0 0 30px;margin-bottom:26px;border-bottom:1px solid #dde3e3}.portal-intro h2{font-size:37px;font-weight:650;letter-spacing:-.06em;line-height:1.4;margin:10px 0 8px;color:#29463e}.portal-intro p{font-size:13px;color:#84918d}.eyebrow{font-size:9px;letter-spacing:.17em;font-weight:750;color:#80958b}.intro-stamp{flex-shrink:0;background:#e4ede6;color:#5f7f6a;border-radius:50%;width:130px;height:130px;display:flex;flex-direction:column;justify-content:center;text-align:center;font-size:17px;transform:rotate(7deg);border:1px solid #cdded0;outline:1px solid #d9e5dc;outline-offset:6px}.intro-stamp span{font-size:10px;letter-spacing:.1em;margin-top:5px}.portal-layout{display:grid;grid-template-columns:minmax(0,1fr) 295px;gap:24px}.portal-primary,.portal-secondary{display:flex;flex-direction:column;gap:22px;min-width:0}.card{border:1px solid #e6e9e8;border-radius:15px;box-shadow:none;padding:25px;background:#fff}.module-top{display:flex;align-items:center;justify-content:space-between;gap:15px;margin-bottom:16px}.module-top h2{margin:4px 0 0;font-size:17px}.text-link{padding:0;border:0;background:none;color:#6a8b7e;font-size:11px;font-weight:600;white-space:nowrap}.text-link span{margin-left:6px}.task-row{display:flex;align-items:center;gap:17px;padding:18px 0;border-bottom:1px solid #eff1f0}.task-row:last-child{border-bottom:0}.task-number{font-size:11px;color:#99a7a0;border:1px solid #e8eeea;border-radius:9px;display:grid;place-items:center;width:32px;height:34px;background:#f8faf8;flex-shrink:0}.task-row>div{flex:1;min-width:0}.task-row b{font-size:13px;font-weight:650;overflow-wrap:anywhere}.task-row small{display:block;font-size:11px;color:#a0a7ad;margin-top:4px}.task-check{display:flex;align-items:center;gap:7px;white-space:nowrap;font-size:11px;color:#7b8d83}.task-check input{accent-color:#6a907c;width:17px;height:17px}.insight-card{padding:26px;background:#e6ede8;border:1px solid #dce5de;border-radius:15px}.insight-card h2{font-size:19px;margin:6px 0 20px;color:#3b5d49}.insight-line{display:flex;align-items:center;justify-content:space-between;padding:15px 0;border-top:1px solid #d5e0d8;color:#6f8476;font-size:12px}.insight-line b{font-size:25px;font-weight:600;color:#48664e}.insight-line small{font-size:10px;font-weight:500}.board-note{padding:13px 0;border-top:1px solid #edf0ec;font-size:12px;color:#7a827e}.workspace-launcher{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}.launch-item{background:#f8faf9;border:1px solid #edf0ee;border-radius:10px;padding:15px 11px;gap:9px}.launch-item span:first-child{font-size:19px}.launch-item b{font-size:11px;font-weight:600}.launch-item span:last-child{font-size:11px}.launch-item:hover{background:#edf4ef;border-color:#ccdbd0;transform:translateY(-1px)}.btn,.btn.secondary{border:1px solid #d8e2dc;box-shadow:none;background:#547c69;color:#fff;font-size:12px;font-weight:650;padding:9px 13px;border-radius:8px}.btn.secondary{background:#eef4ef;color:#53775e}.btn.ghost{background:#f3f5f4;border:1px solid #e4e8e5;box-shadow:none;color:#758679}.btn:hover{background:#426b58;color:white;transform:none}.student,.seat,.group-card,.pet-card{border-radius:12px;box-shadow:none}.student{background:#f8faf8}.feature-option{border-radius:10px;padding:15px}.feature-option:has(input:checked){background:#edf4ee;border-color:#94b39d}.class-fields{border-radius:10px;background:#f6f8f6}.settings-heading{gap:15px}.settings-heading h2{font-size:18px}.note{background:transparent;border:0;border-top:1px solid #dde4df;border-radius:0;font-size:10px;color:#9ba59f;padding:18px 0;margin-top:32px}.banner{background:#e9f0e9}.team-members{display:flex;flex-wrap:wrap;gap:14px;margin-top:24px}.team-person{display:flex;flex-direction:column;align-items:center;padding:18px;border-radius:13px;background:#f4f7f4;min-width:110px;font-size:13px}.team-person>span{font-size:32px}.team-person small{color:#84a18b}.pet-focus{text-align:center;max-width:560px;margin:auto}.pet-focus .progress{max-width:280px;margin:24px auto}.status-dot{font-size:11px;color:#bb8a51;background:#fbf2e6;padding:5px 9px;border-radius:6px;white-space:nowrap}.status-dot.done{color:#638a71;background:#edf5ee}.announcement-block{border-top:1px solid #edf0ed;padding:22px 0}.announcement-block h3{font-size:16px;margin:7px 0 15px}.message-compose,.reply-compose{display:flex;flex-direction:column;gap:10px;margin:20px 0;font-size:13px}.message-compose textarea,.reply-compose textarea{min-height:100px;resize:vertical;width:100%}.message-compose button,.reply-compose button{align-self:flex-end}.message-thread{padding:22px 0;border-top:1px solid #e8ede9;font-size:13px}.message-text{white-space:pre-wrap;overflow-wrap:anywhere;color:#66766b}.teacher-reply{background:#f1f6f1;padding:15px;margin-top:15px;border-radius:9px}.empty-copy{padding:25px 0;color:#96a399;font-size:13px}body[data-role=student] .intro-stamp{background:#efe5d6;color:#a08354;border-color:#e4d7bf}body[data-role=student] .portal-intro h2{color:#776342}body[data-role=parent] .intro-stamp{background:#e4eaf1;color:#65829e;border-color:#d0dce9}body[data-role=parent] .portal-intro h2{color:#4c6781}body[data-role=parent] .insight-card{background:#e9eef3;border-color:#dce4eb}body[data-theme=forest] .top,body[data-theme=space] .top{background:none}
@media(max-width:1100px){.sidebar{padding:0 25px}.main{padding:22px 25px 30px}.portal-layout{grid-template-columns:minmax(0,1fr) 260px;gap:18px}.workspace-launcher{grid-template-columns:repeat(2,minmax(0,1fr))}.card{padding:20px}}
@media(max-width:800px){.sidebar{grid-template-columns:1fr 1fr;gap:0}.brand-copy{display:block}.brand .label{display:block}.brand{padding:16px 0;justify-content:flex-start}.class-badge{display:block}.sidebar .nav .label{display:inline}.nav{font-size:12px;padding:13px 11px}.nav .nav-icon{font-size:14px;margin-right:5px}.portal-layout{grid-template-columns:1fr}.portal-secondary{display:grid;grid-template-columns:1fr 1fr;gap:18px}.portal-intro h2{font-size:30px}.intro-stamp{width:100px;height:100px;font-size:15px}.portal-switch{margin-bottom:24px}.portal-switch [role=tab]{padding:10px 13px;font-size:12px}.workspace-launcher{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media(max-width:540px){.sidebar{padding:0 17px}.brand{font-size:18px}.brand-mark{width:34px;height:34px}.brand small{font-size:9px}.class-badge strong{font-size:13px}.main{padding:18px 16px 24px}.portal-switch{align-items:stretch;flex-direction:column;gap:12px}.portal-switch [role=tablist]{width:100%}.portal-switch [role=tab]{flex:1;padding:10px 5px;font-size:11px}#person-context{justify-content:flex-end;min-height:28px}.top{margin:0 0 18px;padding:0}.top h1{font-size:20px}.portal-intro{padding-bottom:24px;gap:12px;margin-bottom:22px}.portal-intro h2{font-size:26px;letter-spacing:-.04em}.portal-intro p{font-size:11px}.intro-stamp{width:75px;height:75px;font-size:12px;outline-offset:3px}.intro-stamp span{font-size:8px}.eyebrow{font-size:8px;letter-spacing:.1em}.portal-secondary{grid-template-columns:1fr}.workspace-launcher{grid-template-columns:repeat(2,minmax(0,1fr))}.launch-item{padding:13px 10px}.card,.insight-card{padding:19px;border-radius:12px}.task-row{gap:10px}.task-row b{font-size:12px}.task-check{font-size:10px}.task-number{width:26px;height:29px;font-size:10px}.settings-heading .tag{font-size:10px}.feature-picker{grid-template-columns:1fr}}
/* Left navigation and contact book */
.shell{display:flex;align-items:flex-start;min-height:100vh}.sidebar{position:sticky;top:0;width:228px;flex-shrink:0;height:100dvh;display:flex;flex-direction:column;align-items:stretch;padding:24px 16px;border-right:1px solid #e1e7e3;background:#fff;overflow-y:auto;gap:0}.brand{padding:0 0 23px;gap:9px}.brand-copy{display:block}.class-badge{display:block;text-align:left;align-self:stretch;padding:15px 12px;margin:0 0 19px;background:#f2f6f3;border:1px solid #e4ece6;border-radius:11px}.class-badge small{font-size:9px}.class-badge strong{font-size:17px}.class-badge>span{display:block;font-size:10px;color:#8f9c93}#nav{display:flex;flex-direction:column;overflow:visible;border:0;gap:4px;padding:0}.nav{display:block;text-align:left;font-size:13px;padding:11px 13px;border:0;border-radius:9px;flex:none}.nav.active{border:0;background:#e9f1eb;color:#3f6951;border-radius:9px;box-shadow:inset 3px 0 #668a70}.nav .nav-icon{display:inline-block;width:23px;margin-right:7px;font-size:15px}.main{flex:1;min-width:0;margin:0;padding:25px 35px 32px;max-width:none}.sidebar-footer{display:block;margin-top:auto;padding-top:22px;color:#a0aca4;font-size:9px}.book-layout{display:grid;grid-template-columns:minmax(280px,.9fr) minmax(0,1.1fr);gap:24px;align-items:start}.book-compose{margin-top:22px;display:grid;gap:10px;font-size:13px}.book-field-row{display:flex;gap:14px;flex-wrap:wrap}.book-field-row label{display:grid;gap:6px;flex:1;min-width:120px}.book-compose input,.book-compose select{width:100%}.book-compose textarea{width:100%;min-height:140px;resize:vertical}.book-recipient{align-self:center;color:#7c9180;font-size:12px}.book-upload{background:#f7f9f7;border:1px dashed #c8d7cc;border-radius:10px;padding:15px;display:grid;gap:9px}.book-upload>label{font-weight:650;color:#5e8069}.book-upload small{font-size:10px;color:#97a499}.book-upload input{font-size:11px;padding:4px;border:0;background:none}.book-image-preview{display:flex;gap:10px;flex-wrap:wrap}.book-image-preview>div{width:100px;display:grid;gap:7px}.book-image-preview img{width:100px;height:90px;object-fit:cover;border-radius:9px}.book-image-preview button{font-size:10px;padding:4px}.book-compose-footer{display:flex;align-items:center;justify-content:space-between;gap:12px}.book-compose-footer .muted{font-size:10px}.book-entry{margin-bottom:16px}.book-entry h3{font-size:15px;margin:5px 0}.book-images{display:grid;grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:10px;margin-top:15px}.book-images img{display:block;width:100%;max-height:420px;object-fit:contain;border:1px solid #e9ede9;border-radius:9px;background:#f7f9f7}#book-upload-status{font-size:11px;color:#8a997e}.btn:disabled{opacity:.5;cursor:wait}.book-entry .message-text{font-size:13px;line-height:1.9}
@media(max-width:1150px){.sidebar{width:205px;padding:22px 13px}.main{padding:24px}.portal-layout{grid-template-columns:1fr}.portal-secondary{display:grid;grid-template-columns:1fr 1fr}.book-layout{grid-template-columns:1fr}}
@media(max-width:750px){.sidebar{width:66px;padding:19px 7px}.brand{justify-content:center;padding-bottom:22px}.brand-copy,.class-badge,.sidebar-footer{display:none}.sidebar .nav .label{display:none}.nav{text-align:center;padding:12px 0}.nav .nav-icon{width:auto;margin:0;font-size:21px}.main{padding:20px 17px}.portal-secondary{grid-template-columns:1fr}.portal-switch{gap:12px}.portal-intro h2{font-size:27px}.workspace-launcher{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:430px){.sidebar{width:53px;padding:18px 4px}.brand-mark{width:33px;height:34px;font-size:20px}.main{padding:17px 12px}.card{padding:16px}.portal-switch [role=tab]{font-size:10px}.intro-stamp{display:none}.book-layout{gap:18px}.book-compose-footer{align-items:stretch;flex-direction:column}.book-field-row{flex-direction:column}.book-images{grid-template-columns:1fr}}
.portal-top-actions{display:flex;align-items:center;justify-content:flex-end;gap:13px}.settings-gear{display:grid;place-items:center;width:38px;height:38px;padding:0;border:1px solid #dfe5e1;background:#fff;border-radius:10px;font-size:21px;line-height:1;color:#62786a;cursor:pointer;flex-shrink:0}.settings-gear:hover{background:#eaf1eb;border-color:#b8cbbb}.settings-gear:focus-visible{outline:3px solid #81a98e;outline-offset:3px}.settings-gear[hidden]{display:none}@media(max-width:540px){.portal-top-actions{width:100%;gap:10px}.portal-top-actions #person-context{margin-right:auto}.settings-gear{width:36px;height:36px;font-size:20px}}
.copy-board{border:1px solid #d8dfd4;background:#fffef6;border-radius:15px;margin-bottom:32px;overflow:hidden}.copy-board-header{padding:20px 24px;display:flex;justify-content:space-between;align-items:center;gap:18px;background:#edf2e6;border-bottom:1px solid #dce3d3}.copy-board-header h2{font-size:21px;margin:4px 0 0;color:#456047}.copy-board-controls{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.board-date-label{display:flex;align-items:center;gap:8px;color:#819074;font-size:11px}.board-date-label select{font-size:12px;background:#fffef9;padding:7px 10px}.copy-board-body{padding:8px 24px 18px}.copy-notice{margin:17px 0 0}.copy-notice-label{display:flex;align-items:center;justify-content:space-between;color:#8a9679;font-size:11px;margin-bottom:9px}.copy-notice-label b{font-size:11px;font-weight:600;background:#edf2e4;padding:3px 9px;border-radius:5px}.copy-paper{background:#fffdf3;border:1px solid #e4e3cf;border-radius:5px;overflow-x:auto;direction:rtl;padding:22px 18px;scrollbar-width:thin}.copy-writing{writing-mode:vertical-rl;text-orientation:upright;white-space:pre-wrap;overflow-wrap:anywhere;direction:ltr;line-height:2.1;letter-spacing:.16em;font-size:25px;min-height:300px;height:300px;max-height:300px;width:max-content;min-width:100%;margin-left:0;margin-right:0;text-align:start;background:repeating-linear-gradient(to left,transparent 0,transparent calc(2.1em - 1px),#d9dec8 calc(2.1em - 1px),#d9dec8 2.1em);color:#3d4938;font-family:'Noto Serif TC','Songti TC','PMingLiU',serif}.copy-photos{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:12px;margin-top:12px}.copy-photos img{width:100%;max-height:650px;object-fit:contain;background:#fff;border:1px solid #e5e6db;border-radius:7px}.copy-board-footer{padding:11px 24px;border-top:1px solid #e5e6d6;font-size:10px;line-height:1.8;color:#96a086}.copy-empty{font-size:13px;padding:12px 0;color:#9ba58d}.fullscreen-hint{display:none}.copy-board:fullscreen,.copy-board.board-projection{position:fixed;inset:0;z-index:9999;width:100vw;height:100dvh;max-width:none;margin:0;border:0;border-radius:0;display:flex;flex-direction:column;background:#fffef6}.copy-board.board-projection .copy-board-body,.copy-board:fullscreen .copy-board-body{flex:1;min-height:0;overflow:auto;padding:10px 35px 25px}.copy-board.board-projection .copy-writing{height:55vh;min-height:300px;max-height:650px;font-size:34px}.copy-board.board-projection .copy-board-header{padding:18px 35px}.copy-board.board-projection .fullscreen-hint{display:inline;margin-left:20px}.copy-board.board-projection .copy-photos img{max-height:80vh}html:has(.board-projection){overflow:hidden}.copy-board:fullscreen::backdrop{background:#fffef6}@media(max-width:650px){.copy-board-header{padding:17px;align-items:flex-start;flex-direction:column}.copy-board-header h2{font-size:19px}.copy-board-controls{width:100%;justify-content:space-between}.copy-board-body{padding:5px 14px 16px}.copy-writing{font-size:22px;height:280px;min-height:280px;max-height:280px}.copy-paper{padding:17px 12px}.copy-board-footer{padding:10px 16px;font-size:9px}.copy-board.board-projection .copy-board-body{padding:8px 14px 16px}.copy-board.board-projection .copy-board-header{padding:14px}.copy-board.board-projection .copy-writing{font-size:27px}.copy-board.board-projection .fullscreen-hint{display:block;margin:0}.copy-photos{grid-template-columns:1fr}}
.pdf-file{display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;border:1px solid #dce3dc;background:#f6f8f4;border-radius:10px;padding:13px;margin:10px 0;font-size:12px}.pdf-file>span{overflow-wrap:anywhere;min-width:0;flex:1}.pdf-file .actions{gap:7px}.pdf-file .btn{font-size:11px;padding:7px 10px}.board-projection .pdf-file{font-size:18px;padding:20px}.book-images:empty{display:none}