/* A classroom notebook: quiet ruled paper, subject tabs and four chapter colours. */
:root{--ink:#243550;--muted:#68778b;--paper:#f4f7fb;--surface:#fff;--line:#e1e7ef;--accent:#356b52;--accent-soft:#edf5e8;--accent-dark:#244b39;--danger:#a8363b;--shadow:0 8px 28px #24355007;--radius:16px;--body-font:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;--display-font:"Kaiti SC","STKaiti","KaiTi",serif}
*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--body-font);font-size:14px;line-height:1.65;-webkit-font-smoothing:antialiased}[hidden]{display:none!important}button,input,textarea,select{font:inherit}button,a,input,textarea,select{-webkit-tap-highlight-color:transparent}button{cursor:pointer}a{color:inherit;text-decoration:none}button{color:inherit}button:disabled{cursor:wait;opacity:.55}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible,summary:focus-visible,[tabindex]:focus-visible{outline:3px solid #e7b94c;outline-offset:4px}h1,h2,h3,p{margin-top:0}h1{font-size:32px;line-height:1.28;letter-spacing:-1px;margin-bottom:12px;font-weight:750}h2{font-size:18px;line-height:1.4;margin-bottom:8px}h3{font-size:16px;line-height:1.4;margin-bottom:8px}p{margin-bottom:12px}small,.small{font-size:12px}.muted{color:var(--muted)}.eyebrow{font-size:11px;letter-spacing:1.7px;font-weight:650;color:var(--accent);margin-bottom:10px}.lead{font-size:16px;color:var(--muted)}.stage-kindergarten{--accent:#6c56ac;--accent-soft:#f0eafa;--accent-dark:#463574}.stage-primary{--accent:#417454;--accent-soft:#eef5e8;--accent-dark:#2c533b}.stage-middle{--accent:#127471;--accent-soft:#e7f4f2;--accent-dark:#0b5352}.stage-high{--accent:#294a73;--accent-soft:#edf1f7;--accent-dark:#193453;--radius:10px}
.site-header{height:86px;display:flex;justify-content:space-between;align-items:center;gap:24px;padding:0 max(32px,calc((100vw - 1392px)/2));background:#fff;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:12px;font-size:20px;font-weight:750;letter-spacing:1px;flex-shrink:0}.brand small{display:block;font-size:9px;letter-spacing:2px;color:#7c8798;font-weight:400;margin-top:1px}.brand-mark{display:grid;grid-template-columns:repeat(2,1fr);gap:3px;width:30px;height:34px;transform:rotate(-5deg)}.brand-mark i{border-radius:5px 1px;background:#699279}.brand-mark i:nth-child(2){background:#dab566;border-radius:1px 7px}.brand-mark i:nth-child(3){background:#6e97ad}.brand-mark i:nth-child(4){background:#9f8cb8;border-radius:1px 1px 8px}.header-nav{display:flex;align-items:center;gap:28px;font-size:13px;color:#526078}.header-nav a:hover{color:var(--accent)}.nav-mode{display:flex;gap:10px;align-items:center;padding:8px 14px;background:var(--accent-soft);color:var(--accent);border-radius:7px}.mode-dot{width:6px;height:6px;background:var(--accent);border-radius:50%}.nav-exit{border-left:1px solid var(--line);padding-left:26px}.page{max-width:1392px;padding:42px 32px 70px;margin:auto}.page-heading{display:flex;justify-content:space-between;align-items:center;gap:24px;margin:4px 0 30px}.page-heading p:last-child{margin-bottom:0}.button{display:inline-flex;justify-content:center;align-items:center;gap:9px;border:1px solid var(--line);background:#fff;border-radius:8px;padding:10px 17px;line-height:1.5;font-size:13px;font-weight:600;white-space:nowrap;min-height:41px;transition:background .15s,border-color .15s,transform .15s}.button:hover{background:#f6f8fa;border-color:#bdc9d6}.button-primary{background:var(--accent);border-color:var(--accent);color:#fff}.button-primary:hover{background:var(--accent-dark);border-color:var(--accent-dark)}.button-quiet{background:transparent}.button-small{min-height:34px;padding:7px 11px;font-size:12px}.button-danger{color:var(--danger);border-color:#ebcfd1;background:#fff}.button-danger:hover{background:#fff1f1}.button-row{display:flex;align-items:center;gap:9px;flex-wrap:wrap}.text-link{display:inline-block;border:0;background:none;padding:0;color:var(--accent);cursor:pointer;line-height:1.6}.text-link:hover{text-decoration:underline}.danger-text{color:var(--danger)}.back-link{color:var(--muted);display:inline-block;margin-bottom:20px;font-size:12px}.back-link:hover{color:var(--accent)}.skip-link{position:fixed;top:-70px;left:20px;z-index:100;background:var(--ink);color:#fff;padding:12px 20px;border-radius:5px}.skip-link:focus{top:12px}.flash-stack{display:grid;gap:8px;margin-bottom:20px}.notice{padding:13px 16px;border:1px solid #c4dac7;background:#eff7ef;color:#315239;border-radius:8px}.notice-error,.notice-danger{color:#8c3036;border-color:#e7c7ca;background:#fff0f1}.toast{position:fixed;left:50%;bottom:28px;transform:translateX(-50%);z-index:1000;max-width:min(90vw,560px);padding:13px 22px;border-radius:10px;background:#25374b;color:#fff;box-shadow:0 8px 35px #0f19282a}.toast.is-error{background:#8b353d}
/* The four notebook covers are the mode selector, not a marketing landing page. */
.stage-page{max-width:1392px;padding-top:58px}.stage-page-heading{text-align:center;margin-bottom:42px}.stage-page-heading h1{font-family:var(--display-font);font-size:39px;font-weight:700;letter-spacing:1px;margin:12px 0 14px}.stage-books{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px}.stage-book{position:relative;overflow:hidden;min-height:492px;padding:26px 24px 23px 31px;background:#fff;border:1px solid #dfe5eb;border-radius:5px 18px 18px 5px;box-shadow:4px 5px 0 -1px #fff,4px 5px 0 0 #e3e8ed,8px 10px 18px #31425608;display:flex;flex-direction:column;transition:transform .2s,box-shadow .2s}.stage-book:hover{transform:translateY(-5px);box-shadow:4px 5px 0 -1px #fff,4px 5px 0 0 #d9e1e8,8px 14px 25px #3142560d}.book-spine{position:absolute;left:9px;top:0;bottom:0;border-left:1px solid currentColor;opacity:.15}.book-top{display:flex;align-items:center;justify-content:space-between}.book-stage{font-size:12px;font-weight:700;letter-spacing:3px}.book-corner{font-size:23px;line-height:1}.book-kindergarten{background:#f3eefb;color:#665394;--cover-accent:#8b73bb}.book-primary{background:#f1f6ec;color:#3f7150;--cover-accent:#79a55b}.book-middle{background:#eaf5f3;color:#176d6b;--cover-accent:#399792}.book-high{background:#edf1f7;color:#2e4c72;--cover-accent:#5677a0}.book-art{height:150px;position:relative;margin:12px 0 15px}.stage-book h2{font-family:var(--display-font);font-size:29px;letter-spacing:2px;margin-bottom:12px;color:inherit}.book-description{font-size:12px;line-height:1.9;min-height:46px;color:inherit;opacity:.85;margin-bottom:17px}.book-focus{list-style:none;padding:14px 0 0;margin:0 0 27px;border-top:1px solid currentColor;border-color:color-mix(in srgb,currentColor 15%,transparent);display:flex;flex-wrap:wrap;gap:6px}.book-focus li{font-size:10px;padding:3px 7px;border:1px solid color-mix(in srgb,currentColor 20%,transparent);border-radius:4px}.book-enter{margin-top:auto;background:transparent;color:inherit;border:0;border-top:1px solid color-mix(in srgb,currentColor 23%,transparent);padding:16px 0 0;width:100%;display:flex;justify-content:space-between;font-weight:700;font-size:13px}.book-enter span{font-size:19px;line-height:1.2}.stage-note{text-align:center;color:var(--muted);font-size:12px;margin-top:36px}.stage-note span{margin-right:7px}.art-moon{position:absolute;left:35%;top:0;font-family:serif;font-size:108px;line-height:1;color:#a28cc5;transform:rotate(-20deg)}.art-star{position:absolute;color:#b494c3}.art-star.s1{left:15%;top:13px;font-size:29px}.art-star.s2{right:7%;top:64px;font-size:35px;color:#bdb0d4}.art-star.s3{left:31%;bottom:6px;font-size:23px;color:#8c75af}.art-orbit{position:absolute;border:1px solid #b7a8d6;width:130px;height:55px;border-radius:50%;left:20%;top:75px;transform:rotate(-25deg)}.art-stem{position:absolute;height:100px;left:50%;top:32px;border-left:3px solid #6a9256;transform:rotate(7deg);border-radius:20px}.art-leaf{position:absolute;width:63px;height:38px;background:#8fb77c;border-radius:2px 45px 2px 45px}.leaf1{left:calc(50% - 58px);top:42px;transform:rotate(13deg)}.leaf2{left:51%;top:19px;transform:rotate(-27deg);background:#b0ca8e}.art-sun{position:absolute;left:10%;top:15px;width:28px;height:28px;background:#e8c56e;border-radius:50%;box-shadow:0 0 0 7px #e8c56e18}.art-ground{position:absolute;left:18%;right:18%;bottom:14px;border-top:1px solid #b3c4aa}.art-node{position:absolute;width:47px;height:47px;border-radius:12px;background:#79b4ad;border:6px solid #d0e8e2;z-index:1}.n1{left:38%;top:8px;transform:rotate(45deg)}.n2{left:8%;bottom:10px;transform:rotate(45deg);background:#a6c4b5}.n3{right:8%;bottom:10px;transform:rotate(45deg);background:#4b8b87}.art-link{height:1px;position:absolute;background:#83b5ae}.l1{width:85px;left:16%;top:77px;transform:rotate(-48deg)}.l2{width:85px;right:16%;top:77px;transform:rotate(48deg)}.l3{width:62%;left:19%;bottom:33px}.art-plan{position:absolute;left:25%;top:8px;width:112px;height:124px;background:#fff8;border:1px solid #aabbd1;border-radius:3px;transform:rotate(-9deg);padding:25px 17px}.art-plan i{display:block;border-bottom:1px solid #aabbd1;width:100%;height:23px}.art-plan i:before{content:' ';display:block;width:7px;height:7px;background:#b7c5d9;position:relative;top:7px}.art-check{position:absolute;right:11%;bottom:13px;width:38px;height:38px;background:#49698d;color:white;border-radius:50%;display:grid;place-items:center;font-size:20px}
/* Class folders and forms */
.stage-tabs{display:flex;gap:26px;border-bottom:1px solid var(--line);margin-bottom:27px}.stage-tabs a{padding:0 5px 14px;color:var(--muted);font-size:13px;border-bottom:3px solid transparent;margin-bottom:-1px}.stage-tabs .active{font-weight:700;color:var(--accent);border-color:var(--accent)}.class-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(270px,1fr));gap:22px}.class-card{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:25px;box-shadow:var(--shadow);overflow:hidden}.class-card:before{content:'';position:absolute;left:0;right:0;top:0;height:4px;background:var(--accent)}.class-card-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:22px}.tag{display:inline-flex;align-items:center;gap:4px;font-size:10px;line-height:1.5;padding:4px 9px;color:var(--accent);background:var(--accent-soft);border-radius:5px}.tag-neutral{color:var(--muted);background:#f0f3f7}.class-symbol{font-size:27px;color:var(--accent);opacity:.65}.class-card h2{font-size:22px;margin-bottom:8px}.class-meta{color:var(--muted);font-size:12px;margin:0 0 8px}.class-meta span{margin:0 6px;color:#c0c9d4}.class-term{font-size:11px;color:var(--muted);margin-bottom:24px}.class-counts{display:flex;gap:22px;color:var(--muted);font-size:12px;border-top:1px dashed var(--line);padding-top:18px}.class-counts strong{font-family:ui-monospace,SFMono-Regular,monospace;font-size:21px;font-weight:500;color:var(--ink);margin-right:4px}.class-card-actions{display:flex;justify-content:space-between;align-items:center;margin-top:23px;font-size:12px}.is-archived{opacity:.7}.empty-page{text-align:center;padding:65px 25px;background:white;border:1px dashed #c9d4df;border-radius:15px}.empty-page h2{margin:20px 0 10px}.empty-page p{color:var(--muted);max-width:360px;margin:0 auto 24px;font-size:13px}.empty-notebook{display:grid;place-items:center;width:60px;height:72px;border:1px solid #b7c9ba;border-left:6px solid var(--accent);border-radius:3px 9px 9px 3px;background:var(--accent-soft);color:var(--accent);font-size:26px;margin:auto;transform:rotate(-6deg)}.form-page{max-width:900px}.form-sheet{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}.sheet-section{padding:27px 32px;border-bottom:1px solid var(--line)}.section-caption{display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:13px;font-weight:700;margin-bottom:20px}.section-caption small{font-size:11px;font-weight:400;color:var(--muted)}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.field{display:flex;flex-direction:column;gap:8px;font-size:12px;font-weight:600}.field.full{grid-column:1/-1}.field input,.field textarea,.field select{width:100%;border:1px solid #d5dfe9;border-radius:7px;background:#fcfdff;padding:11px 12px;font-size:13px;line-height:1.6;color:var(--ink);font-weight:400}.field textarea{resize:vertical;min-height:88px}.field input::placeholder,.field textarea::placeholder{color:#8793a4}.field small{font-weight:400;font-size:11px;color:var(--muted)}.field input:focus,.field textarea:focus,.field select:focus{border-color:var(--accent)}.roster-footer{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-top:18px}.roster-footer p{margin-bottom:0;font-size:12px}.compact-field{flex-direction:row;align-items:center;gap:12px}.compact-field select{width:auto;min-width:90px}.form-footer{padding:23px 32px;display:flex;justify-content:flex-end;gap:12px;background:#fafbfd}.setting-row{display:flex;align-items:center;justify-content:space-between;gap:25px;padding:16px 0;border-bottom:1px solid #eef2f7;cursor:pointer}.setting-row:first-of-type{padding-top:0}.setting-row:last-child{border-bottom:0;padding-bottom:0}.setting-row strong{display:block;font-size:13px;font-weight:600}.setting-row small{display:block;margin-top:6px;color:var(--muted);font-size:11px;font-weight:400}.setting-row input{accent-color:var(--accent);width:19px;height:19px;flex:0 0 auto}.settings-tools{display:flex;justify-content:space-between;gap:24px;align-items:center;margin-top:22px;padding:25px 0;border-bottom:1px solid var(--line)}.settings-tools h2{font-size:15px;margin-bottom:7px}.settings-tools p{font-size:12px;margin-bottom:0}.archive-area{border-bottom:0}.archive-area h2{color:var(--danger)}
/* Classroom: the main notebook and a small, persistent teacher's tool tray. */
.classroom-page{padding-top:30px;max-width:1456px}.classroom-heading{margin:0 0 23px}.classroom-heading h1{font-size:28px;margin-bottom:10px}.lesson-band{display:flex;align-items:center;gap:20px;background:var(--accent-soft);padding:23px 27px;border:1px solid color-mix(in srgb,var(--accent) 12%,transparent);border-radius:var(--radius);position:relative;overflow:hidden}.lesson-band:after{content:'';position:absolute;inset:0 0 0 70%;background-image:linear-gradient(90deg,var(--accent) 1px,transparent 1px),linear-gradient(var(--accent) 1px,transparent 1px);background-size:19px 19px;opacity:.045;pointer-events:none}.lesson-icon{font-size:44px;color:var(--accent);opacity:.75;line-height:1}.lesson-copy{flex:1;min-width:0}.lesson-copy .eyebrow{font-size:10px;display:block;margin-bottom:5px}.lesson-copy h2{font-family:var(--display-font);font-size:24px;line-height:1.5;margin:0;overflow-wrap:anywhere}.button-band{background:#ffffff90;border-color:color-mix(in srgb,var(--accent) 20%,transparent);color:var(--accent);z-index:1}.summary-strip{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));padding:24px 0;margin-bottom:3px}.summary-item{padding:0 24px;border-right:1px solid var(--line);display:flex;align-items:baseline;gap:11px}.summary-item:first-child{padding-left:4px}.summary-item:last-child{border-right:0}.summary-item strong{font-size:24px;font-weight:550;font-family:ui-monospace,SFMono-Regular,monospace;letter-spacing:-1px}.summary-item span{font-size:10px;color:var(--muted)}.workspace{display:grid;grid-template-columns:minmax(0,1fr) 278px;align-items:start;gap:26px}.workspace-main{min-width:0;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}.workspace-tabs{display:flex;gap:0;padding:0 20px;border-bottom:1px solid var(--line);background:#fcfdff;overflow:auto}.workspace-tabs button{border:0;border-bottom:3px solid transparent;background:none;padding:19px 16px 16px;color:var(--muted);font-size:12px;white-space:nowrap;min-height:52px}.workspace-tabs button[aria-selected="true"]{color:var(--accent);border-bottom-color:var(--accent);font-weight:700;background:linear-gradient(transparent,var(--accent-soft))}.tab-panel{padding:23px}.panel-toolbar{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:21px}.panel-toolbar h2{font-size:16px;margin-bottom:6px}.panel-toolbar p{margin:0;font-size:11px}.search-field{display:flex;align-items:center;gap:8px;border:1px solid var(--line);background:#fcfdff;border-radius:7px;padding:8px 11px;color:var(--muted);max-width:235px;min-width:120px}.search-field span{font-size:23px;line-height:18px}.search-field input{min-width:0;width:100%;border:0;outline:none!important;font-size:12px;background:none;color:var(--ink)}.search-field:focus-within{outline:2px solid var(--accent);outline-offset:2px}.small-select{font-size:10px;color:var(--muted);display:flex;gap:6px;align-items:center}.small-select select{max-width:114px;background:#fff;color:var(--ink);border:1px solid var(--line);border-radius:5px;padding:6px;font-size:11px}.student-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(130px,1fr));gap:13px}.student-card{position:relative;border:1px solid var(--line);border-radius:12px;display:flex;flex-direction:column;align-items:center;padding:21px 10px 15px;cursor:pointer;background:#fff;transition:border-color .16s,background .16s}.student-card:hover{border-color:#a4b7aa;background:#fafcf8}.student-card.is-selected{border-color:var(--accent);background:var(--accent-soft);box-shadow:inset 0 0 0 1px var(--accent)}.student-card input{position:absolute;right:9px;top:9px;width:15px;height:15px;margin:0;accent-color:var(--accent)}.student-avatar{width:42px;height:42px;display:grid;place-items:center;border-radius:14px 14px 14px 4px;background:#e9f0e1;color:#5a7642;font-size:17px;font-weight:600;margin-bottom:12px}.student-card:nth-child(3n+2) .student-avatar{background:#fcf0d9;color:#947332;border-radius:50% 50% 7px 50%}.student-card:nth-child(3n) .student-avatar{background:#edf0f9;color:#687ba6;border-radius:14px 4px 14px 14px}.student-name{font-size:14px;font-weight:650;max-width:100%;overflow-wrap:anywhere;text-align:center}.student-group{font-size:10px;color:var(--muted);margin:3px 0 12px}.student-score{font-family:ui-monospace,SFMono-Regular,monospace;font-size:20px;color:var(--accent);font-weight:550}.student-score small{font-family:var(--body-font);font-size:9px;margin-left:4px;font-weight:400}.group-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:15px}.group-card{border:1px solid var(--line);border-radius:12px;background:#fcfefd;overflow:hidden}.group-card.is-selected{border-color:var(--accent);box-shadow:inset 0 0 0 1px var(--accent)}.group-card-header{display:flex;align-items:center;gap:10px;background:var(--accent-soft);padding:17px 18px;cursor:pointer}.group-card-header input{accent-color:var(--accent);width:16px;height:16px;margin:0}.group-title{font-weight:650;flex:1;font-size:14px;overflow-wrap:anywhere}.group-score{font-size:22px;color:var(--accent);font-family:ui-monospace,SFMono-Regular,monospace}.group-members{display:flex;flex-wrap:wrap;gap:7px;padding:17px}.member-chip{padding:4px 8px;border-radius:4px;border:1px solid var(--line);font-size:11px;background:#fff}.member-chip span{color:var(--muted);margin-left:7px;font-family:ui-monospace,SFMono-Regular,monospace}.section-foot{padding-top:21px;margin-top:21px;border-top:1px solid var(--line);display:flex;gap:12px;align-items:center;justify-content:space-between;font-size:11px}.section-foot .small{font-size:10px}.classroom-sidebar{display:grid;gap:17px}.panel{border:1px solid var(--line);background:#fff;border-radius:var(--radius);padding:21px;box-shadow:var(--shadow)}.panel .section-caption{margin-bottom:15px;font-size:13px}.live-dot{height:7px;width:7px;background:var(--accent);border-radius:50%;box-shadow:0 0 0 4px var(--accent-soft)}.selection-label{font-size:15px;font-weight:650;margin:0 0 5px;overflow-wrap:anywhere}.evaluation-panel .muted{font-size:10px;margin-bottom:12px}.rule-list{display:grid;gap:9px;margin-top:17px}.rule-button{display:flex;justify-content:space-between;align-items:center;gap:10px;text-align:left;border:1px solid var(--line);border-radius:8px;background:#fff;padding:11px 12px;font-size:12px;transition:background .12s,border-color .12s}.rule-button:hover{background:var(--accent-soft);border-color:var(--accent)}.rule-button small{display:block;font-size:9px;font-weight:400;color:var(--muted);margin-top:3px}.rule-button strong{font-family:ui-monospace,SFMono-Regular,monospace;font-size:15px;font-weight:550;color:var(--accent);white-space:nowrap}.rule-button.negative strong{color:var(--danger)}.evaluation-links{display:flex;justify-content:space-between;gap:10px;margin-top:18px;font-size:10px}.draw-panel{text-align:center}.draw-panel .section-caption{font-size:12px}.draw-panel .text-link{font-size:10px}.draw-result{padding:19px 0 22px;font-size:19px;line-height:1.4;font-family:var(--display-font)}.draw-panel .button{width:100%}.draw-panel>p{margin:10px 0 0;font-size:10px}details{font-size:11px;color:var(--muted)}summary{cursor:pointer;padding:9px 0}details[open] summary{margin-bottom:6px}.absence-details{text-align:left;margin-top:9px;border-top:1px solid var(--line)}#absence-list{display:grid;grid-template-columns:repeat(2,1fr);gap:6px;max-height:150px;overflow:auto}.absence-option{display:flex;gap:5px;align-items:center;font-size:10px}.absence-option input{accent-color:var(--accent)}.record-tools p{font-size:10px;margin:12px 0}.record-tools .button-row{gap:7px}.record-tools details{margin-top:10px;border-top:1px solid var(--line)}.record-tools .text-link{font-size:10px}.task-list,.goal-list{display:grid;gap:14px}.task-card{border:1px solid var(--line);border-radius:10px;padding:20px;display:grid;grid-template-columns:minmax(0,1fr) auto;gap:16px;position:relative}.task-card:before{content:'';position:absolute;left:0;top:20px;bottom:20px;width:3px;background:var(--accent);border-radius:0 3px 3px 0}.task-card h3{font-size:15px;margin-bottom:8px;overflow-wrap:anywhere}.task-description,.task-criteria{font-size:11px;color:var(--muted);margin:6px 0;white-space:pre-wrap;overflow-wrap:anywhere}.task-criteria{color:var(--ink)}.task-criteria strong{font-weight:500;color:var(--muted)}.task-date{font-size:10px;color:var(--muted);margin-top:12px}.task-side{width:120px;align-self:center}.task-side .button{width:100%;margin-top:12px}.task-progress{display:flex;align-items:center;gap:9px;font-size:10px;color:var(--muted)}.task-side .task-progress{flex-direction:column;gap:5px;align-items:stretch;text-align:right}progress{appearance:none;width:100%;height:5px;display:block;border:0;background:#e8edf2;border-radius:8px;overflow:hidden}progress::-webkit-progress-bar{background:#e8edf2;border-radius:8px}progress::-webkit-progress-value{background:var(--accent);border-radius:8px}progress::-moz-progress-bar{background:var(--accent);border-radius:8px}.goal-card{padding:19px;border:1px solid var(--line);border-radius:10px}.goal-top{display:flex;justify-content:space-between;align-items:center;gap:15px;margin-bottom:12px}.goal-card h3{font-size:14px;overflow-wrap:anywhere}.goal-bottom{display:flex;align-items:center;gap:16px;margin-top:15px}.goal-bottom .task-progress{flex:1}.goal-bottom .text-link{font-size:11px;white-space:nowrap}.goal-reflection{background:#f5f7fa;border-left:2px solid var(--line);padding:8px 11px;margin-top:12px;color:var(--muted);font-size:11px;white-space:pre-wrap;overflow-wrap:anywhere}.history-search{max-width:none;margin-bottom:18px}.history-row{display:flex;gap:13px;align-items:flex-start;padding:15px 0;border-bottom:1px solid var(--line)}.history-row:last-child{border-bottom:0}.history-delta{font-family:ui-monospace,SFMono-Regular,monospace;font-size:16px;min-width:47px;color:var(--accent);font-weight:600}.history-delta.is-negative{color:var(--danger)}.history-body{flex:1;min-width:0}.history-body strong{font-size:12px;font-weight:650}.history-body p{font-size:11px;color:var(--muted);margin:3px 0 5px;overflow-wrap:anywhere}.history-body small{color:#7d8999;font-size:10px}.history-row>.text-link{font-size:10px;white-space:nowrap;margin-top:3px}.empty-inline{padding:44px 20px;text-align:center;background:#f9fbfd;border:1px dashed var(--line);border-radius:10px;color:var(--muted);font-size:12px;line-height:1.9}.empty-inline strong{color:var(--ink);display:block;font-size:14px;margin-bottom:8px}.empty-inline .button{margin-top:15px}
/* Middle school leads with group boards; high school uses a denser planning ledger. */
.stage-middle .lesson-band{background:#e6f2f1;border-left:4px solid var(--accent)}.stage-middle .lesson-copy h2{font-family:var(--body-font);font-size:21px}.stage-middle .group-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.stage-middle .group-card-header{padding:21px 18px}.stage-middle .group-title{font-size:17px}.stage-middle .group-members{min-height:84px;align-content:start}.stage-middle .student-grid{grid-template-columns:repeat(auto-fill,minmax(165px,1fr))}.stage-middle .student-card{display:grid;grid-template-columns:38px 1fr;gap:0 12px;padding:16px;text-align:left}.stage-middle .student-avatar{grid-row:1/4;width:36px;height:36px;margin:0;border-radius:9px;font-size:14px;background:var(--accent-soft);color:var(--accent)}.stage-middle .student-name{text-align:left;font-size:12px}.stage-middle .student-group{margin:2px 0;font-size:9px}.stage-middle .student-score{font-size:15px}.stage-high .lesson-band{padding:18px 24px;background:#243f61;color:#fff;border:0}.stage-high .lesson-copy .eyebrow,.stage-high .lesson-icon{color:#b7c9df}.stage-high .lesson-copy h2{font-family:var(--body-font);font-size:21px;font-weight:500}.stage-high .button-band{background:#ffffff12;border-color:#ffffff30;color:#eef4fb}.stage-high .workspace{grid-template-columns:minmax(0,1fr) 259px;gap:23px}.stage-high .workspace-tabs{padding:0 12px}.stage-high .workspace-tabs button{padding:17px 17px 14px}.stage-high .task-list{gap:0;border:1px solid var(--line);border-radius:7px;overflow:hidden}.stage-high .task-card{border:0;border-radius:0;border-bottom:1px solid var(--line);padding:22px;grid-template-columns:minmax(0,1fr) 146px}.stage-high .task-card:last-child{border-bottom:0}.stage-high .task-card:before{display:none}.stage-high .task-card h3{font-size:16px}.stage-high .task-side{width:146px;border-left:1px solid var(--line);padding-left:23px}.stage-high .student-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:0;border-top:1px solid var(--line)}.stage-high .student-card{display:flex;flex-direction:row;gap:12px;border-radius:0;border:0;border-bottom:1px solid var(--line);padding:15px 25px 15px 10px}.stage-high .student-card input{top:20px;right:5px;width:13px;height:13px}.stage-high .student-avatar{width:29px;height:29px;font-size:11px;background:var(--accent-soft);color:var(--accent);border-radius:5px;margin:0}.stage-high .student-name{font-size:12px;flex:1;text-align:left}.stage-high .student-group{display:none}.stage-high .student-score{font-size:15px}.stage-high .student-score small{display:none}
/* Dialogs, keyboard feedback and the public projection view. */
.work-dialog{width:min(620px,calc(100% - 32px));max-height:85vh;border:1px solid var(--line);padding:0;border-radius:15px;box-shadow:0 24px 80px #15223930;color:var(--ink);background:#fff}.work-dialog::backdrop{background:#1c2e4866;backdrop-filter:blur(3px)}.dialog-heading{display:flex;justify-content:space-between;align-items:center;padding:22px 25px;border-bottom:1px solid var(--line)}.dialog-heading h2{margin:0;font-size:19px}.icon-button{border:0;background:#f2f5f8;border-radius:50%;width:29px;height:29px;font-size:23px;line-height:1;color:var(--muted)}#dialog-content{padding:24px 25px}.dialog-form{display:grid;gap:18px}.dialog-description{color:var(--muted);font-size:12px;margin-bottom:2px}.dialog-actions{display:flex;justify-content:flex-end;gap:9px;margin-top:8px;padding-top:18px;border-top:1px solid var(--line)}.form-error{color:var(--danger);background:#fff1f1;padding:10px 12px;border-radius:6px;font-size:12px;margin-bottom:0}.task-detail-list{display:grid;gap:14px;margin-top:20px}.task-student-row{border:1px solid var(--line);border-radius:8px;padding:14px}.task-student-top{display:flex;justify-content:space-between;gap:15px;align-items:center;margin-bottom:10px}.task-student-top strong{font-size:13px}.task-student-top select{max-width:140px;font-size:11px;border:1px solid var(--line);padding:6px;border-radius:5px;color:var(--ink);background:#fff}.task-feedback{display:flex;gap:8px}.task-feedback input{flex:1;min-width:0;border:1px solid var(--line);border-radius:6px;padding:8px;font-size:11px}.task-feedback .button{font-size:10px;padding:6px 9px;min-height:32px}.task-status-message{font-size:10px;color:var(--accent);min-height:16px;margin-top:6px}.presentation-page .site-header{display:none}.presentation-page .page{max-width:1600px;padding:45px 65px}.presentation-top{display:flex;justify-content:space-between;align-items:start}.presentation-top h1{font-size:37px}.presentation-lesson{border-top:3px solid var(--accent);padding:27px 30px;background:var(--accent-soft);margin:20px 0 35px;border-radius:0 0 10px 10px}.presentation-lesson h2{font-size:32px;margin:7px 0 0}.presentation-columns{display:grid;grid-template-columns:1fr 1fr;gap:42px}.presentation-groups{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:15px}.presentation-group{display:flex;flex-direction:column;align-items:center;background:white;border:1px solid var(--line);border-radius:12px;padding:25px 12px}.presentation-group span{font-size:17px;font-weight:600}.presentation-group strong{font-family:ui-monospace,SFMono-Regular,monospace;font-size:40px;color:var(--accent);font-weight:500;margin:12px 0}.presentation-group small{color:var(--muted);font-size:11px}.presentation-tasks{display:grid;gap:15px}.presentation-task{background:#fff;border:1px solid var(--line);padding:24px;border-radius:12px}.presentation-task h3{font-size:21px}.presentation-task p{font-size:14px;color:var(--muted);white-space:pre-wrap}.presentation-task .task-progress{margin-top:20px;gap:20px;font-size:12px}.presentation-task .task-progress span{white-space:nowrap}.presentation-footer{display:flex;justify-content:space-between;margin-top:40px;padding-top:20px;border-top:1px solid var(--line);font-size:11px;color:var(--muted)}
@media(min-width:1200px){.stage-primary .student-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.stage-primary .student-card{padding-top:25px;padding-bottom:19px}.stage-primary .student-avatar{width:46px;height:46px}.evaluation-panel{position:relative}.stage-high .summary-strip{padding:20px 0}}
@media(max-width:1100px){.page{padding-left:24px;padding-right:24px}.site-header{padding:0 24px}.stage-books{gap:15px}.stage-book{padding:22px 17px 20px 24px;min-height:495px}.stage-book h2{font-size:25px}.book-description{min-height:65px}.book-focus{gap:4px}.book-focus li{font-size:9px}.workspace,.stage-high .workspace{grid-template-columns:minmax(0,1fr) 250px;gap:19px}.workspace-tabs{padding:0 9px}.workspace-tabs button,.stage-high .workspace-tabs button{padding-left:12px;padding-right:12px;font-size:11px}.tab-panel{padding:18px}.summary-item{padding:0 14px;gap:7px}.summary-item span{font-size:9px}.group-grid{gap:10px}.group-card-header{padding:14px}.group-members{padding:13px}.presentation-page .page{padding:30px}.presentation-groups{grid-template-columns:repeat(2,1fr)}}
@media(max-width:850px){.stage-books{grid-template-columns:repeat(2,minmax(0,1fr));gap:25px}.stage-book{min-height:445px;padding:24px 25px 22px 30px}.book-art{height:135px;margin-bottom:7px}.book-description{min-height:40px}.stage-page-heading{margin-bottom:31px}.stage-page-heading h1{font-size:33px}.header-nav{gap:17px}.nav-exit{padding-left:17px}.workspace,.stage-high .workspace{grid-template-columns:minmax(0,1fr) 225px;gap:15px}.panel{padding:17px}.evaluation-links{font-size:9px}.workspace-tabs button,.stage-high .workspace-tabs button{padding-left:10px;padding-right:10px;font-size:10px}.summary-item{display:block}.summary-item strong{font-size:22px}.summary-item span{display:block;margin-top:3px}.summary-strip{padding:21px 0}.student-grid,.stage-primary .student-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.stage-middle .group-grid,.group-grid{grid-template-columns:1fr}.task-card,.stage-high .task-card{grid-template-columns:1fr;gap:13px}.task-side,.stage-high .task-side{width:auto;border-left:0;padding-left:0;display:flex;align-items:center;justify-content:space-between;gap:20px}.task-side .task-progress{min-width:90px;flex:1}.task-side .button{width:auto;margin:0}.task-side .task-progress{text-align:left}.section-foot{align-items:start;flex-direction:column;gap:5px}.panel-toolbar{flex-wrap:wrap}.small-select{display:none}.stage-high .student-grid{grid-template-columns:1fr}.presentation-columns{grid-template-columns:1fr;gap:30px}.presentation-groups{grid-template-columns:repeat(3,1fr)}}
@media(max-width:650px){body{font-size:13px}.site-header{height:auto;min-height:77px;gap:12px;padding:14px 18px;flex-wrap:wrap}.brand{font-size:17px;gap:9px}.brand-mark{width:26px;height:29px}.brand small{font-size:8px;letter-spacing:1px}.header-nav{gap:13px;font-size:11px}.header-nav .nav-mode{padding:6px 8px;gap:5px}.header-nav .nav-exit{padding-left:0;border:0}.page{padding:28px 17px 40px}.page-heading{gap:14px;align-items:flex-start;margin-bottom:24px}.page-heading h1{font-size:27px}.page-heading>.button{padding:9px 11px;font-size:11px}.eyebrow{font-size:10px;letter-spacing:1px}.stage-page{padding-top:35px}.stage-page-heading h1{font-size:27px;letter-spacing:0}.stage-page-heading .lead{font-size:12px}.stage-page-heading .eyebrow{font-size:9px}.stage-books{gap:18px 14px}.stage-book{padding:19px 14px 17px 20px;min-height:425px;border-radius:4px 13px 13px 4px}.book-stage{font-size:11px;letter-spacing:1px}.book-corner{font-size:20px}.book-art{height:115px;margin:10px 0 14px;transform:scale(.8);transform-origin:center}.stage-book h2{font-size:23px;letter-spacing:0;margin-bottom:11px}.book-description{font-size:10px;line-height:1.8;min-height:54px;margin-bottom:12px}.book-focus{gap:5px;padding-top:10px;margin-bottom:17px}.book-focus li{font-size:8px;padding:2px 4px}.book-enter{font-size:10px;padding-top:12px}.stage-note{font-size:10px;margin-top:30px;padding:0 10px}.class-grid{grid-template-columns:1fr;gap:17px}.class-card{padding:22px}.class-card-top{margin-bottom:17px}.class-card h2{font-size:23px}.class-term{margin-bottom:17px}.class-card-actions{margin-top:18px}.stage-tabs{gap:23px}.stage-tabs a{font-size:12px}.form-grid{gap:17px;grid-template-columns:1fr}.sheet-section{padding:23px 20px}.form-footer{padding:19px 20px}.section-caption{font-size:12px}.section-caption small{font-size:9px}.roster-footer{gap:10px}.compact-field{font-size:11px;gap:8px}.compact-field select{min-width:74px}.settings-tools{align-items:start;flex-direction:column;gap:17px;padding-top:17px}.setting-row small{font-size:10px}.classroom-heading{flex-wrap:wrap;margin-bottom:20px}.classroom-heading h1{font-size:27px}.classroom-heading .button-row .button{font-size:11px;padding:8px 12px;min-height:36px}.lesson-band{padding:18px 17px;gap:12px}.lesson-icon{font-size:33px}.lesson-copy h2,.stage-middle .lesson-copy h2,.stage-high .lesson-copy h2{font-size:18px}.lesson-copy .eyebrow{font-size:8px}.button-band{font-size:10px;min-height:32px;padding:7px 10px}.stage-high .lesson-band{padding:18px 17px}.summary-strip{grid-template-columns:repeat(4,1fr);padding:20px 0}.summary-item{padding:0 11px}.summary-item strong{font-size:20px}.summary-item span{font-size:8px;line-height:1.6}.workspace,.stage-high .workspace{display:flex;flex-direction:column;gap:18px}.workspace-main{width:100%}.workspace-tabs{padding:0 5px}.workspace-tabs button,.stage-high .workspace-tabs button{flex:1;font-size:10px;padding:16px 9px 13px;min-height:48px}.tab-panel{padding:17px}.student-grid,.stage-primary .student-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:9px}.student-card{padding:19px 7px 13px;border-radius:9px}.student-avatar{width:35px;height:35px;font-size:15px;margin-bottom:10px}.student-name{font-size:12px}.student-group{font-size:9px;margin-bottom:9px}.student-score{font-size:18px}.student-card input{width:13px;height:13px;top:7px;right:7px}.stage-middle .student-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.stage-middle .student-card{padding:14px 10px;gap:0 8px}.stage-high .student-grid{grid-template-columns:1fr 1fr}.stage-high .student-card{padding-left:4px;gap:7px}.stage-high .student-avatar{width:25px;height:25px}.stage-high .student-name{font-size:11px}.stage-high .student-score{font-size:13px}.classroom-sidebar{width:100%;grid-template-columns:1fr 1fr;gap:14px}.evaluation-panel{grid-column:1/-1}.evaluation-panel .section-caption{margin-bottom:10px}.selection-label{font-size:14px}.rule-list{grid-template-columns:repeat(2,minmax(0,1fr));gap:9px;margin-top:14px}.rule-button{padding:10px;font-size:11px;min-height:55px}.rule-button small{font-size:9px}.evaluation-links{font-size:11px;margin-top:16px}.evaluation-panel .muted{font-size:11px}.panel{padding:17px}.draw-panel .section-caption{font-size:11px;gap:6px}.draw-result{font-size:17px;padding:14px 0 18px}.record-tools .button-row{flex-direction:column;align-items:stretch}.record-tools .button-row .button{font-size:11px}.absence-details{font-size:9px}.absence-option{font-size:9px}#absence-list{grid-template-columns:1fr}.task-card{padding:16px}.task-card h3{font-size:14px}.task-side .button{font-size:10px;min-height:32px}.panel-toolbar{gap:13px}.panel-toolbar h2{font-size:14px}.panel-toolbar p{font-size:10px}.panel-toolbar .button-small{font-size:10px}.search-field{max-width:200px}.panel-toolbar .button-row{gap:6px}.group-card-header,.stage-middle .group-card-header{padding:17px}.stage-middle .group-title{font-size:16px}.stage-middle .group-members{min-height:auto}.work-dialog{width:calc(100% - 24px);max-height:90vh}.dialog-heading{padding:18px 20px}.dialog-heading h2{font-size:17px}#dialog-content{padding:20px}.dialog-actions .button{font-size:12px}.presentation-page .page{padding:26px 20px}.presentation-top h1{font-size:27px}.presentation-top>.button{font-size:10px;padding:7px 10px}.presentation-lesson{padding:22px;margin-top:14px}.presentation-lesson h2{font-size:25px}.presentation-groups{grid-template-columns:repeat(2,1fr)}.presentation-group strong{font-size:32px}.presentation-task h3{font-size:18px}.presentation-footer{font-size:9px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;animation:none!important;transition:none!important}}[data-motion="off"] *,[data-motion="off"] *:before,[data-motion="off"] *:after{animation:none!important;transition:none!important}
@media print{.site-header,.classroom-sidebar,.button,.workspace-tabs,.presentation-footer a{display:none!important}.page{padding:0}.workspace,.presentation-columns{display:block}.workspace-main,.panel{border:0;box-shadow:none}body{background:#fff}.tab-panel[hidden]{display:none!important}.presentation-groups{grid-template-columns:repeat(4,1fr)}}

.settings-fieldset{padding:0;margin:0;border:0;min-width:0}.settings-fieldset:disabled{opacity:.72}.archive-notice{margin-bottom:22px;display:flex;justify-content:space-between;gap:15px;font-size:12px}.workspace.workspace-readonly{grid-template-columns:1fr}.reward-panel .button{width:100%}.reward-panel p{font-size:10px}.reward-content>.button{width:100%}.reward-outcome{padding:35px 18px;margin:20px 0;background:var(--accent-soft);border-radius:12px;color:var(--accent);text-align:center;font-size:23px;font-family:var(--display-font);line-height:1.8}.reward-list{margin:25px 0 20px;max-height:235px;overflow:auto}.reward-list-row{display:flex;align-items:start;justify-content:space-between;gap:20px;padding:9px 0;border-bottom:1px solid var(--line);font-size:12px}.reward-list-row small{color:var(--muted);font-size:10px;white-space:nowrap}.reward-edit-list{display:grid;gap:11px}.reward-edit-row{display:flex;align-items:center;gap:8px}.reward-edit-row input{min-width:0;flex:1;border:1px solid var(--line);padding:9px;font-size:12px;border-radius:6px}.reward-edit-row input[type=number]{width:76px;flex:0 0 76px}.reward-edit-row .icon-button{flex:0 0 28px}.reward-content>.text-link{font-size:12px}@media(max-width:650px){.archive-notice{flex-direction:column}.reward-edit-row input[type=number]{width:60px;flex-basis:60px}.reward-edit-row{gap:6px}}

.mobile-selection{display:none}#evaluation-tools{scroll-margin-top:20px}@media(max-width:650px){.mobile-selection{position:fixed;left:17px;right:17px;bottom:16px;z-index:50;display:flex;align-items:center;justify-content:space-between;gap:12px;background:#fff;border:1px solid var(--accent);box-shadow:0 5px 28px #20324525;border-radius:10px;padding:10px 14px;font-size:12px;font-weight:600}.classroom-page{padding-bottom:90px}.toast{bottom:89px}}

.summary-item strong{white-space:nowrap}@media(max-width:650px){.summary-item:last-child strong{font-size:16px}}