/* NKTL ONE 2.8.2: coherent working surfaces, readable controls and focus. */
html{--muted:#536b7e;--line:#dce5ec;--shadow:0 5px 20px rgba(18,44,67,.045);--font-min:12px}
html[data-scale="large"]{--font-min:13px}
html[data-scale="xl"]{--font-min:14px}
html.dark{--muted:#a9bccd;--line:#254158;--shadow:0 5px 20px rgba(0,0,0,.12)}
body{background:#f3f6fa}
html.dark body{background:#081725}
button,input,textarea,select{touch-action:manipulation}
button:focus-visible,a:focus-visible,summary:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid #207bc7;outline-offset:3px}
html.dark :focus-visible{outline-color:#72caff}
button:disabled{cursor:wait}
button[disabled][data-teacher-schedule]{cursor:default}
#view:focus{outline:none}
:where(.card,.page-hero,.student-simple-hero,.teacher-focus-card,.teacher-day-panel,.journal-workspace){border-radius:18px}
.page-hero.compact-hero,.student-simple-hero{box-shadow:none}
.journal-auto-note{background:transparent;border:0;box-shadow:none;color:var(--muted)}
.teacher-focus-card{border-left:4px solid #1271b2;box-shadow:var(--shadow)}
.teacher-focus-card.is-now{border-left-color:#168464}
.card.metric:before,.card.metric:after{display:none!important}
.metric-label{color:var(--muted)}
:where(.input,.select,.textarea){min-width:0;max-width:100%;border-color:#b8c9d7}
.dark :where(.input,.select,.textarea){border-color:#395469}
:where(.input,.select){min-height:44px}
:where(.mini,.mini-link,.btn,.modal-x,.modal-back){min-height:40px}
:where(.page-actions,.page-hero-actions,.modal-actions,.cohort-actions){flex-wrap:wrap}
:where(.section-header,.page-hero,.teacher-today-head)>div{min-width:0}
:where(.section-header,.page-hero) h2{overflow-wrap:anywhere}
.homework-full-text{white-space:pre-wrap;overflow-wrap:anywhere;line-height:1.65;padding:18px;background:var(--soft);border:1px solid var(--line);border-radius:14px;max-height:55dvh;overflow:auto}
.student-hw-row{width:100%;font:inherit;color:inherit;text-align:left;background:transparent;border:0;border-top:1px solid var(--line);cursor:pointer}
.student-hw-row:hover{background:var(--soft)}
.student-hw-row>div{min-width:0}
.student-hw-row .due-pill{flex-shrink:0;font-size:max(12px,var(--font-min));white-space:normal;text-align:center}
.student-now-card small,.student-now-card>div:nth-child(2)>span,.student-grade-detail span,.notification-group>h3,.palette-section-title{font-size:max(12px,var(--font-min));letter-spacing:.035em}
.student-now-card strong{font-variant-numeric:tabular-nums}
.classic-journal-table .cell,.inline-grades button,.attendance-pills button{font-variant-numeric:tabular-nums}
.cell[data-saving="1"]{opacity:.5;cursor:wait}
.roster-v2 .roster-row:focus-visible{outline-offset:-3px}
.roster-row[hidden],[data-journal-name][hidden]{display:none!important}
.lesson-draft-state{white-space:normal;max-width:330px;line-height:1.45}
.lesson-draft-state span{overflow-wrap:anywhere}
.editor-footer.sticky-save{z-index:15;border:1px solid var(--line);box-shadow:0 -4px 18px rgba(18,44,67,.05)}
.teacher-simple-actions>button{min-height:64px}
.side nav button.active{box-shadow:inset 3px 0 0 #e2bb5b}
.classic-journal-scroll,.table-wrap,.mobile-journal-cells{overscroll-behavior-x:contain}
.modal-bg{overscroll-behavior:contain}
.modal{scrollbar-gutter:stable}
@media(min-width:901px){.content{max-width:1920px;margin-inline:auto}.journal-filterbar.v280{grid-template-columns:minmax(90px,.5fr) minmax(130px,.8fr) minmax(180px,1.4fr) minmax(180px,1.2fr)}.journal-filterbar.v280 .journal-view{grid-column:1/-1;justify-self:start}}
@media(max-width:1100px){.teacher-focus-main h2,.student-simple-hero h2{overflow-wrap:anywhere}.lesson-hero{align-items:flex-start;gap:12px}}
@media(max-width:900px){.lesson-draft-state{max-width:none}.editor-footer.sticky-save{bottom:calc(72px + env(safe-area-inset-bottom));position:sticky}.roster-v2 .student-note-wrap{grid-column:2/-1}.mobile-bottom button{min-height:56px}.mobile-bottom button b{font-size:12px}.modal-x,.modal-back{min-width:44px;min-height:44px}}
@media(max-width:760px){.lesson-hero{display:grid;grid-template-columns:minmax(0,1fr)}.teacher-focus-time{grid-template-columns:auto minmax(0,1fr)}.teacher-focus-time span{grid-column:1/-1}.journal-filterbar.v280{gap:12px}.student-priority-card .head{gap:10px;align-items:flex-start}.student-priority-card .head>div{min-width:0}.student-priority-card .mini-link{flex-shrink:0}.student-simple-hero{padding:18px 16px}.classic-student-button b{white-space:normal!important;overflow-wrap:anywhere}.student-now-card{grid-template-columns:auto minmax(0,1fr)}.hw-card p{overflow-wrap:anywhere}.roster-v2 .student-cell b{white-space:normal;overflow-wrap:anywhere}}
@media(max-width:430px){.content{padding-inline:12px}.roster-v2 .attendance-control,.roster-v2 .grade-control,.roster-v2 .student-note-wrap{grid-column:1/-1}.attendance-pills,.inline-grades{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:6px}.attendance-pills button,.inline-grades button{width:100%;min-width:0;min-height:44px}.lesson-finish{min-height:48px}.student-unread-strip{grid-template-columns:32px minmax(0,1fr) auto}.student-simple-hero h2{font-size:clamp(23px,6vw,30px)}.student-hw-row{gap:8px;align-items:flex-start}.student-hw-row .due-pill{max-width:84px}.editor-footer.sticky-save{padding:12px}.journal-mode-switch>button{grid-template-columns:28px minmax(0,1fr);padding:10px 7px}.journal-mode-switch>button>span{width:28px;height:28px}.modal-actions>.btn{flex:1 1 140px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}
html[data-motion="reduced"] *,html[data-motion="reduced"] *:before,html[data-motion="reduced"] *:after{animation:none!important;transition:none!important;scroll-behavior:auto!important}
@media print{.editor-footer.sticky-save{position:static}.mobile-bottom,.side,.topbar,.feedback-fab{display:none!important}.content{margin:0!important;padding:0!important}.classic-journal-scroll{display:block!important;overflow:visible}.classic-mobile-journal{display:none!important}.classic-journal-table{font-size:9pt}}

/* 2.8.3 · card actions and correspondence. Native SVGs, no external fonts. */
.sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
button.card-link,.student-priority-card .mini-link,.today-panel button.mini-link{appearance:none;display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:42px;padding:9px 13px;border:1px solid #c6e3f4;border-radius:13px;background:linear-gradient(135deg,#f1faff,#e7f4fd);color:#09649d;font:inherit;font-size:13px;font-weight:750;line-height:1.2;white-space:nowrap;cursor:pointer;box-shadow:0 2px 4px #165b8a06;transition:background .15s,border-color .15s,transform .15s}
button.card-link .n-icon{width:17px;height:17px;flex:none}
button.card-link:hover,.student-priority-card .mini-link:hover{background:#dceffd;border-color:#8fc6e8;color:#064e80;transform:translateY(-1px)}
button.card-link:active{transform:translateY(0);background:#cce7f9;box-shadow:inset 0 1px 3px #17577d18}
.dark button.card-link,.dark .student-priority-card .mini-link{background:#10344a;border-color:#245571;color:#a3ddff}
.dark button.card-link:hover{background:#16465f;border-color:#3c80a3}
.message-top-button{position:relative;flex-shrink:0}
.message-top-button>i,.message-nav-count{min-width:18px;min-height:18px;padding:1px 5px;border-radius:20px;background:#b83354;color:white;font-size:11px;font-weight:800;font-style:normal;line-height:16px;text-align:center}
.message-top-button>i{position:absolute;right:-3px;top:-3px;border:2px solid var(--card)}
.side .message-nav-count{margin-left:auto;margin-right:3px}
[data-message-count][hidden],[hidden].message-jump,#messageUnreadThreads[hidden]{display:none!important}
.side-collapsed .message-nav-count{position:absolute;right:0;top:0;z-index:2}
.messages-page{--msg-accent:#176eaf;--msg-tint:#edf6fc;--msg-selected:#e4f2fc;--msg-out:#e3f1ff;--msg-border:#c9dff0;--msg-shadow:0 7px 24px #153b5910}
.dark .messages-page{--msg-accent:#9bd6fc;--msg-tint:#102c40;--msg-selected:#12394f;--msg-out:#133c57;--msg-border:#2c5872;--msg-shadow:none}
.messages-heading{display:flex;align-items:center;justify-content:space-between;gap:16px;margin:0 0 18px;padding:2px 2px 0}
.messages-heading h2{margin:5px 0 7px;font-size:28px;line-height:1.15;letter-spacing:-.7px;color:var(--text)}
.messages-heading p{margin:0;color:var(--muted);font-size:14px;line-height:1.5}
.message-new{display:inline-flex;align-items:center;justify-content:center;gap:9px;flex-shrink:0;border-radius:13px;min-height:44px}
.message-new .n-icon{width:18px;height:18px}
.messenger{display:grid;grid-template-columns:minmax(250px,32%) minmax(0,1fr);height:clamp(510px,calc(100dvh - 230px),860px);min-height:0;overflow:hidden;background:var(--card);border:1px solid var(--line);border-radius:22px;box-shadow:var(--msg-shadow)}
.message-sidebar{display:flex;flex-direction:column;min-width:0;min-height:0;border-right:1px solid var(--line);background:var(--card)}
.message-sidebar-tools{padding:18px 15px 12px;border-bottom:1px solid var(--line)}
.message-search{display:flex;align-items:center;gap:10px;min-height:44px;padding:0 12px;background:var(--soft);border:1px solid var(--line);border-radius:12px}
.message-search:focus-within{border-color:#258ac7;box-shadow:0 0 0 3px #258ac718}
.message-search>.n-icon{width:18px;height:18px;flex:none;color:var(--muted)}
.message-search>input{width:100%;min-width:0;height:42px;border:0;background:transparent;color:var(--text);font:inherit;font-size:14px;outline:none}
.message-search>input:focus-visible{outline:none}
.message-search>input::placeholder{color:var(--muted);opacity:1}
.message-tabs{display:flex;gap:5px;padding:4px;background:var(--soft);border-radius:11px;margin-top:12px}
.message-tabs button{display:flex;align-items:center;justify-content:center;gap:5px;flex:1;min-width:0;min-height:36px;padding:6px 5px;border:1px solid transparent;border-radius:8px;background:transparent;color:var(--muted);font:inherit;font-size:12px;font-weight:700;cursor:pointer}
.message-tabs button[aria-pressed="true"]{border-color:var(--line);background:var(--card);color:var(--text);box-shadow:0 1px 3px #142c4610}
.message-tabs span{padding:0 4px;border-radius:4px;background:var(--msg-tint);color:var(--msg-accent);font-variant-numeric:tabular-nums}
.message-conversations{flex:1;min-height:0;overflow-y:auto;overscroll-behavior:contain;padding:7px}
.message-conversation{position:relative;display:flex;align-items:center;gap:10px;width:100%;padding:13px 10px;margin:2px 0;border:1px solid transparent;border-radius:13px;background:transparent;color:var(--text);font:inherit;text-align:left;cursor:pointer}
.message-conversation:hover{background:var(--soft)}
.message-conversation.selected{background:var(--msg-selected);border-color:var(--msg-border)}
.message-avatar{display:grid;place-items:center;width:43px;height:43px;flex:0 0 43px;border-radius:15px;background:#e9f2fb;color:#236393;font-size:14px;font-weight:750;letter-spacing:.3px}
.message-avatar.role-student{background:#e9f4ed;color:#39714d}.message-avatar.role-admin{background:#f2edfa;color:#775697}.message-avatar.role-curator{background:#fbf2e3;color:#8a6328}
.dark .message-avatar{background:#153c56;color:#a1d5f7}.dark .message-avatar.role-student{background:#173f37;color:#9ed4b6}.dark .message-avatar.role-admin{background:#372949;color:#d8baf3}.dark .message-avatar.role-curator{background:#423724;color:#e4c68d}
.message-conversation-main{display:block;min-width:0;flex:1}.message-conversation-title{display:flex;justify-content:space-between;gap:7px;align-items:baseline}.message-conversation-title b{display:block;min-width:0;font-size:13px;line-height:1.4;overflow:hidden;white-space:nowrap;text-overflow:ellipsis;font-weight:650}.message-conversation.unread .message-conversation-title b{font-weight:850}.message-conversation-title time{flex:none;font-size:11px;color:var(--muted);font-variant-numeric:tabular-nums}.message-conversation-main>small{display:block;margin:3px 0;font-size:11px;color:var(--muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.message-preview{display:block;padding-right:20px;font-size:13px;line-height:1.5;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--muted)}.message-preview em{font-style:normal;color:var(--msg-accent)}
.message-unread{position:absolute;right:10px;bottom:12px;min-width:18px;padding:2px 5px;border-radius:10px;background:#176eaf;color:white;font-size:10px;font-weight:800;text-align:center}
.message-sidebar-note{display:flex;align-items:flex-start;gap:8px;padding:12px 16px;color:var(--muted);border-top:1px solid var(--line);font-size:11px;line-height:1.5}.message-sidebar-note .n-icon{width:15px;height:15px;flex:none}
.message-thread{display:flex;flex-direction:column;min-width:0;min-height:0;background:var(--soft)}
.message-welcome{display:flex;flex-direction:column;align-items:center;justify-content:center;flex:1;padding:32px;text-align:center;background:radial-gradient(ellipse at 50% 30%,var(--msg-tint),transparent 65%)}
.message-welcome-art{position:relative;display:grid;place-items:center;width:106px;height:106px;margin:0 0 25px;border:1px solid var(--msg-border);border-radius:32px;background:var(--card);box-shadow:0 10px 28px #176eaf0c;transform:rotate(-5deg)}.message-welcome-art>.n-icon{width:48px;height:48px;color:var(--msg-accent);transform:rotate(5deg)}.message-welcome-art>span{position:absolute;bottom:-9px;right:-14px;transform:rotate(5deg);padding:6px 10px;border:1px solid var(--msg-border);border-radius:10px;background:var(--card);color:var(--msg-accent);font-size:10px;font-weight:850;letter-spacing:1px}
.message-welcome h3{margin:7px 0 10px;color:var(--text);font-size:22px;letter-spacing:-.4px}.message-welcome p{max-width:310px;margin:0 0 23px;color:var(--muted);font-size:14px;line-height:1.7}.message-welcome .btn{display:flex;gap:9px;align-items:center}.message-welcome small{margin-top:22px;color:var(--muted);font-size:11px;line-height:1.5}
.message-thread-head{display:flex;align-items:center;gap:12px;flex:none;padding:16px 22px;border-bottom:1px solid var(--line);background:var(--card)}.message-thread-head>div{flex:1;min-width:0}.message-thread-head h3{margin:0;color:var(--text);font-size:16px;font-weight:750;line-height:1.35;overflow-wrap:anywhere}.message-thread-head p{margin:4px 0 0;color:var(--muted);font-size:12px;line-height:1.4}.message-private{color:var(--muted)}.message-private .n-icon{width:18px;height:18px}.message-icon-button{display:grid;place-items:center;width:40px;height:40px;flex:none;border:1px solid var(--line);border-radius:12px;background:var(--card);color:var(--text);cursor:pointer}.message-back{display:none}
.message-history-wrap{position:relative;flex:1;min-height:0;display:flex;flex-direction:column}.message-history{flex:1;min-height:0;overflow-y:auto;overscroll-behavior:contain;padding:20px 24px;scrollbar-gutter:stable}
.message-day{text-align:center;margin:2px 0 20px;clear:both}.message-day:not(:first-child){margin-top:22px}.message-day span{display:inline-block;padding:5px 10px;border:1px solid var(--line);border-radius:10px;background:var(--card);font-size:11px;color:var(--muted)}
.message-bubble{width:fit-content;max-width:85%;min-width:110px;padding:12px 15px 8px;margin:0 auto 12px 0;border:1px solid var(--line);border-radius:16px 16px 16px 5px;background:var(--card);color:var(--text);box-shadow:0 2px 3px #12304703}.message-bubble.outgoing{margin-left:auto;margin-right:0;background:var(--msg-out);border-color:var(--msg-border);border-radius:16px 16px 5px 16px}.message-bubble p{margin:0;font-size:14px;line-height:1.65;white-space:pre-wrap;overflow-wrap:anywhere;word-break:break-word}.message-bubble footer{display:flex;justify-content:flex-end;gap:9px;flex-wrap:wrap;margin-top:7px;font-size:10px;line-height:1.5;color:var(--muted)}.message-receipt.read{color:var(--msg-accent)}
.message-older{display:block;margin:0 auto 22px;padding:9px 13px;min-height:40px;border:1px solid var(--line);border-radius:12px;background:var(--card);color:var(--msg-accent);font:inherit;font-size:12px;cursor:pointer}.message-jump{position:absolute;bottom:12px;left:50%;transform:translateX(-50%);padding:9px 15px;border:1px solid var(--msg-border);border-radius:20px;background:var(--card);color:var(--msg-accent);box-shadow:var(--msg-shadow);white-space:nowrap;font:inherit;font-size:12px;cursor:pointer}
.message-composer{flex:none;padding:14px 20px 12px;border-top:1px solid var(--line);background:var(--card)}.message-compose-box{display:flex;gap:10px;align-items:flex-end;padding:8px;border:1px solid var(--line);border-radius:15px;background:var(--soft)}.message-compose-box:focus-within{border-color:#449ace;box-shadow:0 0 0 3px #2889c313}.message-compose-box textarea{display:block;flex:1;min-width:0;min-height:50px;max-height:150px;resize:vertical;padding:7px 6px;border:0;outline:0;background:transparent;color:var(--text);font:inherit;font-size:14px;line-height:1.5}.message-compose-box textarea:focus-visible{outline:0}.message-compose-box textarea::placeholder{color:var(--muted);opacity:1}.message-send{display:flex;align-items:center;justify-content:center;gap:8px;min-height:43px;min-width:43px;padding:11px 14px;border:1px solid #0b609d;border-radius:11px;background:#176eaf;color:#fff;font:inherit;font-size:13px;font-weight:750;cursor:pointer;transition:background .15s}.message-send:hover:not(:disabled){background:#105b93}.message-send .n-icon{width:18px;height:18px}.message-send:disabled{opacity:.5;cursor:default}.message-send:disabled:has(.message-sending-dot){cursor:wait}.message-sending-dot{width:14px;height:14px;border:2px solid #ffffff70;border-top-color:#fff;border-radius:50%;animation:message-spin .8s linear infinite}@keyframes message-spin{to{transform:rotate(360deg)}}
.message-compose-meta{display:flex;justify-content:space-between;gap:12px;margin-top:8px;color:var(--muted);font-size:11px;line-height:1.5}.message-compose-meta>span:first-child{overflow-wrap:anywhere}.message-compose-meta>span:last-child{flex:none;font-variant-numeric:tabular-nums}
.message-placeholder{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;min-height:170px;padding:28px 16px;text-align:center;color:var(--muted);font-size:13px;line-height:1.6}.message-placeholder>.n-icon{width:30px;height:30px;opacity:.65}.message-placeholder b{color:var(--text);font-size:14px}.message-placeholder p{margin:0;max-width:330px}.message-first{height:100%;min-height:140px}
.message-contact-filters{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(0,1fr);gap:10px;margin:20px 0 5px}.message-contact-filters>.message-search{grid-column:1/-1}.message-contact-filters>label{min-width:0}.message-contact-filters .select{width:100%;font-size:13px}.message-contact-results{max-height:48dvh;overflow-y:auto;overscroll-behavior:contain;margin:0 -5px;padding:0 5px}.message-results-count{margin:12px 0 8px;color:var(--muted);font-size:12px}.message-contact{display:flex;align-items:center;gap:12px;width:100%;padding:12px 9px;border:0;border-bottom:1px solid var(--line);border-radius:9px;background:transparent;color:var(--text);text-align:left;font:inherit;cursor:pointer}.message-contact:hover{background:var(--soft)}.message-contact>span:nth-child(2){flex:1;min-width:0}.message-contact b{display:block;font-size:14px;font-weight:700;overflow-wrap:anywhere}.message-contact small{display:block;margin-top:4px;font-size:12px;color:var(--muted);line-height:1.4}.message-contact>.n-icon{width:17px;height:17px;flex:none;color:var(--muted)}.message-contact-note{margin:15px 0 0;color:var(--muted);font-size:11px;line-height:1.6}.message-load-contacts{display:block;margin:15px auto 5px}
@media(max-width:1200px){.messenger{grid-template-columns:minmax(250px,36%) minmax(0,1fr)}.message-send>span:not(.message-sending-dot){display:none}.message-thread-head{padding:14px 16px}.message-history{padding:18px 16px}.message-composer{padding:12px}.message-conversation{gap:8px}.message-conversation-title time{font-size:10px}.messages-page .message-avatar{width:38px;height:38px;flex-basis:38px;border-radius:13px;font-size:12px}}
@media(max-width:900px){.messages-page~.mobile-fab,.messages-page~.feedback-fab{display:none!important}.messenger{height:calc(100dvh - 255px);min-height:440px}.top-right .message-top-button{display:grid!important}}
@media(max-width:760px){.message-back{display:grid}.messages-heading{gap:10px;margin-bottom:12px}.messages-heading h2{font-size:24px;margin-bottom:5px}.messages-heading p{font-size:12px;max-width:260px}.messages-heading .section-kicker{font-size:10px}.message-new{padding:10px 12px;font-size:12px}.message-new .n-icon{width:17px;height:17px}.messenger{display:flex;flex-direction:column;min-height:370px;height:calc(100dvh - 260px);border-radius:17px}.message-sidebar{flex:1;border:0}.message-thread{display:none;flex:1}.messenger.thread-open .message-sidebar{display:none}.messenger.thread-open .message-thread{display:flex}.message-thread-head{padding:12px;gap:9px}.message-thread-head h3{font-size:14px}.message-thread-head p{font-size:11px}.message-thread-head .message-private{display:none}.message-history{padding:16px 12px}.message-bubble{max-width:90%;padding:10px 12px 7px}.message-bubble p{font-size:14px}.message-compose-meta{font-size:10px;gap:7px}.message-compose-box textarea{font-size:16px;min-height:45px}.message-compose-box{gap:5px}.message-sidebar-tools{padding:13px}.message-conversation-title b{font-size:14px}.message-conversation-title time{font-size:11px}.message-sidebar-note{padding:10px 16px}.message-welcome{padding:24px}.message-contact-modal .message-contact-filters{gap:8px}}
@media(max-width:380px){button.card-link{gap:6px;padding:9px 11px;font-size:12px}.messages-heading p{max-width:185px}.message-new{width:43px;min-width:43px;padding:10px}.message-new>span{display:none}.message-contact-filters{grid-template-columns:1fr}.message-thread-head>.message-avatar{display:none}.message-contact-results{max-height:42dvh}}
@media(max-height:600px) and (max-width:760px){.messages-heading{display:none}.messenger{height:calc(100dvh - 180px);min-height:220px}.message-thread-head{padding:7px 12px}.message-composer{padding:8px}.message-compose-meta{margin-top:4px}.message-compose-box textarea{max-height:80px}}
@media print{.messages-page{display:none!important}}
@media(max-width:760px){.top-title-wrap{min-width:0}.top-title-wrap h1{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.top-right{flex-shrink:0}}
/* Keep secondary text readable at the portal's enlarged font settings. */
.message-bubble p{font-size:max(14px,calc(14px * var(--font-scale,1)))}
.message-bubble footer,.message-compose-meta,.message-sidebar-note,.message-contact-note,.message-conversation-main>small,.message-conversation-title time{font-size:max(11px,var(--font-min,12px))}

/* 2.8.6 · pinned administrative announcements */
.message-pinned{padding:8px 12px;border-bottom:1px solid var(--line);flex:none}.announcement-pinned{width:100%;display:flex;align-items:center;gap:10px;padding:12px 10px;border:1px solid #cbdff0;border-radius:13px;background:#edf6fd;color:#173c5b;text-align:left;font:inherit;cursor:pointer}.announcement-pinned:hover{background:#e2f0fc}.announcement-pinned>span:nth-child(2){min-width:0;flex:1}.announcement-pinned small{display:flex;align-items:center;gap:5px;font-size:10px;letter-spacing:.09em;color:#4d7795;font-weight:750}.announcement-pinned small .n-icon{width:12px;height:12px}.announcement-pinned b{display:block;margin:5px 0;font-size:13px;line-height:1.35;overflow-wrap:anywhere}.announcement-pinned em{font-style:normal;font-size:11px;color:#4d687b}.announcement-pinned>.n-icon{width:16px;height:16px;flex:none}.announcement-pin-icon{display:grid;place-items:center;width:40px;height:40px;flex:0 0 40px;background:#dceefb;color:#1c6ca3;border-radius:13px}.announcement-pin-icon>.n-icon{width:22px;height:22px}.announcement-admin-tag{font-size:11px;color:var(--muted);padding:5px 8px;border:1px solid var(--line);border-radius:7px}
.announcement-feed{flex:1;min-height:0;overflow:auto;overscroll-behavior:contain;padding:18px}.announcement-card{padding:18px;margin-bottom:14px;background:var(--card);border:1px solid var(--line);border-radius:16px}.announcement-card>header{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap;color:var(--muted);font-size:11px}.announcement-label{font-weight:800;letter-spacing:.07em;color:#246b9b}.announcement-card h4{margin:12px 0 8px;font-size:max(16px,calc(16px * var(--font-scale,1)));line-height:1.45;overflow-wrap:anywhere}.announcement-body,.announcement-preview-message p{white-space:pre-wrap;overflow-wrap:anywhere;line-height:1.65;font-size:max(14px,calc(14px * var(--font-scale,1)));margin:0 0 14px}.announcement-reach{display:flex;align-items:center;flex-wrap:wrap;gap:10px 18px;padding-top:12px;border-top:1px solid var(--line);color:var(--muted);font-size:12px}.announcement-reach>span{display:inline-flex;align-items:center;gap:5px}.announcement-reach .n-icon{width:15px;height:15px}.announcement-reach b{color:var(--text)}.announcement-delivery{margin-top:13px;border:1px solid var(--line);border-radius:10px;background:var(--soft);padding:10px 12px}.announcement-delivery summary{cursor:pointer;font-size:12px;font-weight:700;line-height:1.6;min-height:28px}.announcement-delivery summary>span{font-weight:400;color:var(--muted);margin-left:6px}.announcement-delivery>small{display:block;color:var(--muted);font-size:11px;line-height:1.5;margin-top:8px}.announcement-channel{display:flex;align-items:flex-start;gap:12px;padding:10px 0;border-top:1px solid var(--line)}.announcement-channel>strong{width:65px;flex:none;font-size:12px}.announcement-channel>div{display:flex;gap:6px;flex-wrap:wrap}.announcement-channel span{display:inline-flex;gap:5px;padding:3px 7px;border:1px solid var(--line);border-radius:6px;background:var(--card);color:var(--muted);font-size:11px}.announcement-channel .delivery-accepted{color:#257445}.announcement-channel .delivery-retry,.announcement-channel .delivery-disabled{color:#96601c}.announcement-footer{flex:none;display:flex;gap:15px;align-items:center;justify-content:space-between;padding:16px 18px;border-top:1px solid var(--line);background:var(--card)}.announcement-footer>div{min-width:0}.announcement-footer b{font-size:13px}.announcement-footer p{font-size:12px;line-height:1.55;color:var(--muted);margin:5px 0 0}.announcement-footer .btn{display:flex;align-items:center;justify-content:center;gap:8px;white-space:normal;min-width:165px;min-height:44px;font-size:12px}.announcement-footer .btn .n-icon{width:17px;height:17px;flex:none}.announcement-more{display:block;margin:14px auto}.announcement-warning{padding:12px 14px;border:1px solid #eed4a8;border-radius:11px;background:#fff8eb;color:#825515;font-size:13px;line-height:1.6;margin:10px 0}.dark .announcement-warning{background:#33291b;border-color:#6e5124;color:#eecb8a}
.announcement-field{display:flex;flex-direction:column;gap:7px;min-width:0;margin-bottom:14px}.announcement-field>span,.announcement-channels legend{font-size:12px;font-weight:750;color:var(--text)}.announcement-field .input,.announcement-field .select,.announcement-field .textarea{width:100%;font-size:14px}.announcement-field .textarea{min-height:110px;resize:vertical;line-height:1.6}.announcement-audience-head{display:grid;grid-template-columns:minmax(0,1fr) minmax(85px,.45fr);gap:12px}.announcement-audience-head>.announcement-field:only-child{grid-column:1/-1}.announcement-selection{max-height:200px;overflow-y:auto;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;padding:4px 3px;margin:3px 0 8px}.announcement-selection label{display:flex;align-items:flex-start;gap:9px;padding:11px;border:1px solid var(--line);border-radius:10px;font-size:12px;cursor:pointer;background:var(--soft);min-width:0}.announcement-selection label:has(input:checked){border-color:#4895c5;background:#eef7fe}.dark .announcement-selection label:has(input:checked){background:#17374b}.announcement-selection input,.announcement-channels input{width:18px;height:18px;flex:0 0 18px;accent-color:#176eaf;margin-top:1px}.announcement-selection label>span{min-width:0}.announcement-selection b{display:block;overflow-wrap:anywhere;line-height:1.45}.announcement-selection small{display:block;color:var(--muted);font-size:11px;margin-top:4px;line-height:1.4}.announcement-selected-count{font-size:12px;color:var(--muted);margin:8px 0 15px}.announcement-channels{padding:13px;border:1px solid var(--line);border-radius:13px;margin:12px 0 0}.announcement-channels legend{padding:0 6px}.announcement-channels label{display:grid;grid-template-columns:18px 72px minmax(0,1fr);gap:8px;align-items:center;padding:9px 0;cursor:pointer}.announcement-channels label>span{font-size:13px;font-weight:700}.announcement-channels small{font-size:11px;line-height:1.5;color:var(--muted)}.announcement-portal-check{display:flex;align-items:center;gap:8px;padding:4px 0 11px;border-bottom:1px solid var(--line);font-size:13px}.announcement-portal-check>.n-icon{width:18px;height:18px;color:#267849}.announcement-portal-check>span{margin-left:auto;color:var(--muted);font-size:11px}.announcement-preview-message{padding:16px;border:1px solid var(--line);border-radius:12px;background:var(--soft)}.announcement-preview-message>b{display:block;margin-bottom:8px;overflow-wrap:anywhere;font-size:16px}.announcement-preview-message p{margin-bottom:0;max-height:240px;overflow:auto}.announcement-preview-count{display:flex;align-items:center;gap:8px;margin:14px 0;font-size:14px}.announcement-preview-count .n-icon{width:20px;height:20px}.announcement-preview-channels{display:grid;gap:8px;margin-bottom:15px}.announcement-preview-channels>div{display:flex;align-items:baseline;gap:12px;font-size:12px}.announcement-preview-channels b{min-width:72px}.announcement-preview-channels span{color:var(--muted)}#announcementPreview{padding-top:12px;margin-top:15px;border-top:1px solid var(--line)}#announcementPreview h3{font-size:17px}#announcementPreview details{font-size:12px}#announcementPreview summary{cursor:pointer;min-height:35px;line-height:1.6}#announcementPreview li{overflow-wrap:anywhere;line-height:1.6}.announcement-form-status{font-size:12px;line-height:1.6;color:var(--muted);margin:14px 0}.announcement-modal .modal-actions{position:sticky;bottom:-20px;background:var(--card);border-top:1px solid var(--line);padding:14px 0;margin-bottom:0}.announcement-modal .modal-actions .btn{display:flex;gap:7px;justify-content:center;align-items:center}.announcement-modal .modal-actions .n-icon{width:17px;height:17px}
.dark .announcement-pinned{background:#143348;border-color:#2b5571;color:#d9effb}.dark .announcement-pinned small,.dark .announcement-pinned em{color:#a3bfd2}.dark .announcement-pin-icon{background:#20435c;color:#b2dfff}.dark .announcement-label{color:#91cdec}.dark .announcement-channel .delivery-accepted{color:#92d2a9}.dark .announcement-channel .delivery-retry,.dark .announcement-channel .delivery-disabled{color:#e6bd7c}
@media(max-width:1100px){.announcement-footer{flex-wrap:wrap}.announcement-footer .btn{width:100%}.announcement-admin-tag{display:none}.announcement-pinned{padding:10px 8px}.announcement-pinned>.announcement-pin-icon{width:33px;height:33px;flex-basis:33px}.announcement-pinned em{font-size:10px}}
@media(max-width:760px){.announcement-feed{padding:12px}.announcement-card{padding:14px;border-radius:12px}.announcement-footer{padding:12px}.announcement-footer>div{display:none}.announcement-selection{grid-template-columns:1fr}.announcement-modal .input,.announcement-modal .textarea,.announcement-modal .select{font-size:16px}.announcement-modal .modal-actions{bottom:-19px}.announcement-pinned b{font-size:14px}.announcement-pinned em{font-size:11px}.announcement-pinned>.announcement-pin-icon{width:40px;height:40px;flex-basis:40px}.announcement-channels label{grid-template-columns:18px minmax(0,1fr)}.announcement-channels small{grid-column:2}.announcement-audience-head{grid-template-columns:minmax(0,1fr)}.announcement-card h4{font-size:16px}.announcement-channel{gap:8px}}

/* Second visual system: simpler surfaces, same routes and data. */
.design-choices{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin:18px 0 23px}.design-choices>button{display:flex;flex-direction:column;gap:9px;padding:14px;text-align:left;border:1px solid var(--line);border-radius:15px;background:var(--card);color:var(--text);font:inherit;cursor:pointer;min-width:0}.design-choices>button[aria-pressed="true"]{border:2px solid #277fba;padding:13px;background:var(--soft)}.design-choices strong{font-size:15px}.design-choices small{font-size:12px;line-height:1.6;color:var(--muted)}.design-preview{display:flex;gap:7px;width:100%;height:95px;overflow:hidden;padding:9px;border:1px solid var(--line);border-radius:10px;background:#f0f5fa}.design-preview>i{width:25%;border-radius:5px;background:linear-gradient(155deg,#143653,#116fa6)}.design-preview>span{display:flex;flex:1;flex-wrap:wrap;gap:7px}.design-preview b{width:100%;height:20px;border-radius:5px;background:white;box-shadow:0 3px 5px #1539500c}.design-preview em{flex:1;height:37px;border-radius:8px;background:#e1effa;box-shadow:0 3px 9px #17406b15}.design-preview em:last-child{background:#fff1d9}.design-preview.simple{background:#f7f8fa;gap:7px}.design-preview.simple>i{background:#fff;border:1px solid #dce3ec;border-radius:3px}.design-preview.simple b,.design-preview.simple em{background:#fff;border:1px solid #dce3ec;border-radius:3px;box-shadow:none}
html[data-design="simple"]{--shadow:none;--line:#dce3eb;--soft:#f6f8fa;--muted:#516577;--msg-shadow:none}
html[data-design="simple"].dark{--line:#304253;--soft:#172431;--muted:#b0c0ce;--card:#14212e;--text:#eaf1f7}
html[data-design="simple"] body{background:#f6f8fa}
html[data-design="simple"].dark body{background:#101b26}
html[data-design="simple"] :is(.card,.page-hero,.student-simple-hero,.teacher-focus-card,.teacher-day-panel,.student-now-card,.dashboard-hero,.attention-strip,.messenger,.modal,.top,.lesson-hero,.teacher-simple-hero,.teacher-today-head,.journal-workspace){box-shadow:none!important;backdrop-filter:none!important;background-image:none!important;border-radius:12px}
html[data-design="simple"] :is(.card,.page-hero,.student-simple-hero,.dashboard-hero,.teacher-day-panel,.teacher-simple-hero,.lesson-hero){background:var(--card);border-color:var(--line)}
html[data-design="simple"] :is(.page-hero,.student-simple-hero,.lesson-hero){padding:18px 20px}
html[data-design="simple"] .side{background:var(--card);border-right:1px solid var(--line);border-radius:0;box-shadow:none;color:var(--text)}
html[data-design="simple"] .side :is(.brand,.brand b,.user-meta strong){color:var(--text)}
html[data-design="simple"] .side .nav-group>small{color:var(--muted);letter-spacing:.08em}
html[data-design="simple"] .side nav button{color:var(--muted);border:1px solid transparent;border-radius:9px;box-shadow:none;background:transparent;min-height:44px;padding-block:6px}
html[data-design="simple"] .side nav button:hover{background:var(--soft);color:var(--text)}
html[data-design="simple"] .side nav button.active{background:#e9f2fa;border-color:#d2e4f2;color:#175e94;box-shadow:none}
html[data-design="simple"].dark .side nav button.active{background:#19384f;border-color:#315c78;color:#b5dffb}
html[data-design="simple"] .side nav button:before,html[data-design="simple"] .side nav button:after{display:none}
html[data-design="simple"] .side .nav button>span{background:transparent!important;box-shadow:none!important;filter:none;transform:none!important;width:29px;height:29px;flex-basis:29px;border-radius:6px;color:inherit}
html[data-design="simple"] .nav .n-icon,html[data-design="simple"] .mobile-bottom .n-icon{width:21px;height:21px}
html[data-design="simple"] .side :is(.side-back,.side-quick,.side-collapse,.userbox){background:var(--soft)!important;border-color:var(--line)!important;color:var(--text)!important;box-shadow:none!important;backdrop-filter:none!important}
html[data-design="simple"] .side .user-meta small{color:var(--muted)}
html[data-design="simple"] .user-avatar{background:#e9f1f8;color:#2c6288;box-shadow:none}
html[data-design="simple"].dark .user-avatar{background:#23445d;color:#b5dffb}
html[data-design="simple"] .top{background:var(--card);border-color:var(--line);box-shadow:none;backdrop-filter:none}
html[data-design="simple"] :is(.btn,.top-quick,.mobile-fab){background-image:none;box-shadow:none}
html[data-design="simple"] :is(.btn,.input,.textarea,.select,.mini,.mini-link,.message-compose-box,.message-send,.announcement-card,.announcement-pinned){border-radius:9px}
html[data-design="simple"] :is(.metric,.card.metric){background-image:none;box-shadow:none;min-height:98px}
html[data-design="simple"] :is(.student-simple-hero h2,.workbench-head h2,.page-hero h2){font-size:clamp(22px,2.3vw,29px);letter-spacing:-.4px}
html[data-design="simple"] :is(.message-welcome,.teacher-focus-card,.student-now-card){background-image:none}
html[data-design="simple"] .message-welcome-art{transform:none;box-shadow:none;border-radius:16px}
html[data-design="simple"] :is(.message-welcome-art>span,.message-welcome-art>.n-icon){transform:none}
html[data-design="simple"] :is(.message-avatar,.announcement-pin-icon){border-radius:9px}
html[data-design="simple"] .view-enter,html[data-design="simple"] .card,html[data-design="simple"] .side *{animation:none!important;transition:none!important}
html[data-design="simple"] :is(.dashboard-hero,.page-hero,.student-simple-hero):before,html[data-design="simple"] :is(.dashboard-hero,.page-hero,.student-simple-hero):after{display:none}
html[data-design="simple"] .mobile-bottom{background:var(--card);border:1px solid var(--line);border-radius:12px;backdrop-filter:none;box-shadow:none}
html[data-design="simple"] .mobile-bottom button.active{background:var(--soft);color:#176aa3}
html[data-design="simple"].dark .mobile-bottom button.active{color:#a8d9f8}
@media(max-width:760px){html[data-design="simple"] :is(.page-hero,.student-simple-hero,.lesson-hero){padding:16px}.design-choices{gap:9px}.design-choices>button{padding:11px}.design-choices>button[aria-pressed="true"]{padding:10px}.design-preview{height:80px;padding:6px}.design-preview em{height:30px}.design-choices small{font-size:11px}.design-choices strong{font-size:14px}}
/* Shared containment guards: preserve readable data on small screens. */
:is(.notification-row,.message-thread-head,.announcement-footer)>div{min-width:0}.notification-row strong,.notification-row p{overflow-wrap:anywhere;word-break:break-word}.notification-row p{white-space:pre-wrap}.notification-panel .toolbar{display:flex;gap:10px;flex-wrap:wrap}.notification-panel .toolbar>*{min-width:0;flex:1 1 160px}.announcement-field[hidden],#announcementCourseWrap[hidden],#announcementPreview[hidden]{display:none!important}
@media(max-width:760px){button.card-link{min-height:44px}.modal .modal-actions{gap:9px}.modal .modal-actions>.btn{white-space:normal}.message-tabs button{min-height:40px}.announcement-selection label{min-height:44px}}

/* Keep contrast and personal text scaling in the flatter design. */
html[data-design="simple"] .dashboard-hero{color:var(--text)}
html[data-design="simple"] .dashboard-hero :is(h2,h2 b){color:var(--text)}
html[data-design="simple"] .dashboard-hero :is(p,.hero-overline){color:var(--muted)}
html[data-design="simple"] :is(.student-simple-hero h2,.workbench-head h2,.page-hero h2){font-size:max(var(--font-min),calc(clamp(22px,2.3vw,29px) * var(--font-scale,1)))}
.announcement-audience-head:has(#announcementCourseWrap[hidden]){grid-template-columns:minmax(0,1fr)}
.announcement-field :is(.input,.select,.textarea){font-size:max(14px,var(--font-min),calc(14px * var(--font-scale,1)))}
@media(max-width:760px){.announcement-field :is(.input,.select,.textarea){font-size:max(16px,var(--font-min),calc(14px * var(--font-scale,1)))}}

.chart-fallback{max-width:100%;max-height:270px;overflow:auto;border:1px solid var(--line);border-radius:9px;padding:12px}.chart-fallback p{font-size:12px;color:var(--muted);margin:0 0 10px}.chart-fallback table{width:100%;min-width:0}.chart-fallback caption{text-align:left;font-weight:700;padding-bottom:10px}.chart-fallback :is(th,td){font-size:13px;padding:7px;text-align:left;white-space:normal}