:root{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--text);background:var(--bg);font-synthesis:none;--bg:#f5f7f8;--surface:#fff;--soft:#f0f4f4;--text:#1e3035;--muted:#667b80;--border:#e4eaeb;--accent:#147c72;--accent-soft:#e6f3ee;--shadow:0 8px 30px #254d4310;--sidebar:#fafcfbcc;--danger:#a1373a;--danger-bg:#fae7e7;--warning:#835c0f;--warning-bg:#fff0ce;--on-accent:#fff;color-scheme:light}
:root[data-theme=dark]{--bg:#111a1d;--surface:#192528;--soft:#223236;--text:#e5edef;--muted:#9bb0b6;--border:#304145;--accent:#71d6c2;--accent-soft:#203f3a;--shadow:0 8px 30px #0002;--sidebar:#152023ed;--danger:#ffb4ab;--danger-bg:#442c30;--warning:#f5d68b;--warning-bg:#423825;--on-accent:#10201c;color-scheme:dark}
:root[data-accent=blue]{--accent:#306cc7;--accent-soft:#e8effc}:root[data-accent=purple]{--accent:#8059bd;--accent-soft:#f1ebfa}:root[data-accent=orange]{--accent:#a66219;--accent-soft:#fbefdf}:root[data-theme=dark][data-accent=blue]{--accent:#85b4ff;--accent-soft:#273852}:root[data-theme=dark][data-accent=purple]{--accent:#c6a1ff;--accent-soft:#392e4c}:root[data-theme=dark][data-accent=orange]{--accent:#f1b866;--accent-soft:#423525}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);min-height:100dvh}button,input,select,textarea{font:inherit}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{opacity:.45;cursor:default}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid var(--accent);outline-offset:3px}button{color:inherit}svg{width:20px;height:20px;flex-shrink:0;vertical-align:middle}h1,h2,h3,p{margin:0}h1{font-size:clamp(29px,3vw,39px);font-weight:650;letter-spacing:-1.3px;line-height:1.18}h2{font-size:19px;font-weight:630;letter-spacing:-.4px}h3{font-size:16px;font-weight:620;line-height:1.4}p{line-height:1.65}.muted{color:var(--muted)}.small{font-size:12px;line-height:1.6}.eyebrow{font-size:11px;font-weight:700;letter-spacing:1.5px;text-transform:uppercase;color:var(--muted)}
.shell{display:grid;grid-template-columns:224px minmax(0,1fr);min-height:100vh}.sidebar{position:sticky;top:0;height:100dvh;display:flex;flex-direction:column;border-right:1px solid var(--border);padding:32px 18px 24px;background:var(--sidebar);backdrop-filter:blur(24px)}.brand{display:flex;gap:10px;align-items:center;padding:0 10px 37px}.brand img{width:47px;height:47px}.brand strong{font-size:25px;letter-spacing:-1px}.brand span{display:block;font-size:10px;letter-spacing:1.1px;color:var(--muted);margin-top:3px;text-transform:uppercase}.nav{display:grid;gap:7px}.nav button{border:0;background:transparent;text-align:left;border-radius:12px;padding:13px 15px;display:flex;gap:13px;align-items:center;color:var(--muted);font-size:14px;font-weight:550}.nav button.active{background:var(--accent-soft);color:var(--accent)}.nav button:hover{background:var(--soft)}.sidebar-bottom{margin-top:auto;padding:22px 12px 0}.campus-mark{font-weight:750;font-size:14px;letter-spacing:-.4px;margin-bottom:9px}.status-dot{width:6px;height:6px;border-radius:50%;background:#3f9d79;display:inline-block;margin-right:7px}.profile{display:flex;align-items:center;gap:10px;border-top:1px solid var(--border);margin-top:22px;padding-top:20px}.avatar{width:32px;height:32px;background:var(--accent-soft);color:var(--accent);border-radius:50%;display:grid;place-items:center;font-size:11px;font-weight:700}
main{min-width:0;padding:28px 42px 44px;max-width:1580px;width:100%;margin:0 auto}.topline{display:flex;align-items:center;justify-content:space-between;margin-bottom:38px;gap:12px}.breadcrumb{font-size:12px;display:flex;align-items:center;gap:9px;color:var(--muted)}.chip{display:inline-flex;align-items:center;gap:7px;border:1px solid var(--border);background:var(--surface);border-radius:99px;padding:7px 11px;font-size:11px;white-space:nowrap;color:var(--muted)}.chip svg{width:13px;height:13px}.heading{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:30px}.heading p{color:var(--muted);font-size:14px;margin-top:10px}.heading .eyebrow{margin-bottom:10px}.btn{border:1px solid var(--border);background:var(--surface);border-radius:10px;padding:10px 15px;font-size:13px;font-weight:560;display:inline-flex;align-items:center;justify-content:center;gap:8px;line-height:1.5;white-space:nowrap;text-decoration:none}.btn:hover{background:var(--soft);text-decoration:none}.btn.primary{color:var(--on-accent);background:var(--accent);border-color:var(--accent)}:root[data-theme=dark] .btn.primary{color:var(--on-accent)}.btn.ghost{border:0;background:transparent;color:var(--muted)}.btn.danger{color:var(--danger)}.icon-btn{padding:9px;width:37px;height:37px}.icon-btn svg{width:17px;height:17px}.card{background:var(--surface);border:1px solid var(--border);border-radius:20px;box-shadow:var(--shadow)}.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-bottom:28px}.stat{padding:21px 24px;position:relative;overflow:hidden}.stat-label{font-size:12px;color:var(--muted);display:flex;align-items:center;gap:7px}.stat-label svg{width:15px;height:15px}.stat-number{font-size:32px;letter-spacing:-1.2px;margin-top:12px;font-weight:600;font-variant-numeric:tabular-nums}.stat-number small{font-size:13px;letter-spacing:0;font-weight:400;color:var(--muted);margin-left:9px}.stat:first-child{background:var(--accent-soft);border-color:transparent}.stat:first-child .stat-number{color:var(--accent)}.home-columns{display:grid;grid-template-columns:minmax(0,1fr) 290px;gap:24px}.section-head{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:19px}.section-head span{font-size:12px;color:var(--muted)}.segmented{display:flex;padding:4px;background:var(--soft);border-radius:11px;gap:3px}.segmented button{border:0;background:transparent;border-radius:8px;padding:7px 12px;color:var(--muted);font-size:12px;white-space:nowrap}.segmented button.selected{background:var(--surface);color:var(--text);box-shadow:0 2px 5px #0000000c}.agenda{display:grid;gap:0}.agenda-row{display:grid;grid-template-columns:58px minmax(0,1fr);gap:13px}.agenda-time{font-size:12px;font-weight:560;line-height:1.6;padding-top:15px;font-variant-numeric:tabular-nums}.agenda-time span{color:var(--muted);font-size:10px;font-weight:400;display:block}.parallel{display:grid;grid-template-columns:repeat(var(--lanes),minmax(0,1fr));gap:9px}.lesson{--subject:#7d90c7;position:relative;display:flex;flex-direction:column;align-items:flex-start;text-align:left;gap:8px;background:var(--surface);border:1px solid var(--border);border-radius:15px;padding:17px 19px;box-shadow:0 3px 12px #253e4305;min-width:0;overflow:hidden}.lesson:before{content:"";position:absolute;left:0;top:17px;bottom:17px;width:3px;background:var(--subject);border-radius:4px}.lesson:hover{transform:translateY(-2px);box-shadow:var(--shadow);border-color:var(--subject)}.lesson-title{font-size:15px;font-weight:610;line-height:1.35;overflow-wrap:anywhere}.lesson-meta{font-size:12px;color:var(--muted);display:flex;align-items:center;gap:7px;flex-wrap:wrap;line-height:1.4}.lesson-meta svg{width:13px;height:13px}.lesson.status-cancelled .lesson-title{text-decoration:line-through;color:var(--muted)}.lesson.now{border-color:var(--accent);background:var(--accent-soft)}.badge{font-size:10px;line-height:1.4;font-weight:600;padding:4px 7px;border-radius:6px;background:var(--soft);color:var(--muted);display:inline-flex;align-items:center;gap:5px}.badge.live{background:var(--accent);color:var(--on-accent)}.badge.cancelled{background:var(--danger-bg);color:var(--danger)}.badge.changed{background:var(--warning-bg);color:var(--warning)}.badges{display:flex;flex-wrap:wrap;gap:5px}.pause{margin-left:71px;padding:10px 16px;display:flex;align-items:center;gap:7px;font-size:11px;color:var(--muted)}.pause svg{width:13px;height:13px}.aside-stack{display:grid;gap:18px;align-content:start}.week-focus{padding:24px}.miniweek{display:flex;align-items:end;justify-content:space-between;gap:10px;margin-top:24px;height:100px}.bar-col{flex:1;display:flex;align-items:center;flex-direction:column;gap:10px;font-size:10px;color:var(--muted)}.bar{height:var(--height);min-height:6px;max-height:68px;width:100%;max-width:26px;border-radius:6px;background:var(--accent-soft)}.bar-col.is-today .bar{background:var(--accent)}.bar-col.is-today{color:var(--accent);font-weight:700}.focus-footer{border-top:1px solid var(--border);margin-top:22px;padding-top:17px;display:flex;justify-content:space-between;font-size:12px;color:var(--muted)}.focus-footer strong{color:var(--text)}.personal-promo{padding:23px;background:var(--accent-soft);border:0}.promo-icon{width:36px;height:36px;display:grid;place-items:center;background:var(--surface);border-radius:11px;color:var(--accent);margin-bottom:18px}.personal-promo p{font-size:12px;color:var(--muted);margin:8px 0 17px}.source-note{padding:3px 4px;font-size:11px;color:var(--muted);line-height:1.7}.source-note strong{display:flex;align-items:center;gap:7px;color:var(--text);font-size:12px;margin-bottom:7px}.source-note svg{width:14px;height:14px}.empty{padding:45px 24px;text-align:center;color:var(--muted);border:1px dashed var(--border);border-radius:18px}.empty svg{width:28px;height:28px;color:var(--accent);margin-bottom:14px}.empty h3{color:var(--text);margin-bottom:8px}.empty p{font-size:13px}.subtle-banner{font-size:12px;color:var(--muted);display:flex;gap:8px;align-items:center;margin-top:22px;line-height:1.6}.subtle-banner svg{width:15px;height:15px;flex-shrink:0}
.schedule-tools{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:23px}.date-nav{display:flex;align-items:center;gap:7px}.date-input{background:var(--surface);border:1px solid var(--border);border-radius:9px;color:var(--text);padding:8px 10px;font-size:12px;min-width:0}.week-scroll{max-width:100%;overflow:auto;border:1px solid var(--border);border-radius:19px;background:var(--surface);margin-bottom:24px}.week-grid{min-width:780px;display:grid;grid-template-columns:54px repeat(var(--days),minmax(138px,1fr))}.week-label{padding:15px 12px;border-bottom:1px solid var(--border);text-align:center;font-size:11px;color:var(--muted);position:sticky;top:0;background:var(--surface);z-index:2}.week-label strong{font-size:22px;font-weight:580;color:var(--text);display:inline-grid;place-items:center;width:34px;height:34px;margin-left:5px;letter-spacing:-.6px;border-radius:50%}.week-label.is-today strong{background:var(--accent);color:var(--on-accent)}.time-axis{position:relative;color:var(--muted);font-size:10px}.tick{position:absolute;right:8px;transform:translateY(-5px);font-variant-numeric:tabular-nums}.day-column{position:relative;border-left:1px solid var(--border);background:repeating-linear-gradient(to bottom,transparent 0,transparent 71px,var(--border) 72px)}.day-column.today-column{background-color:color-mix(in srgb,var(--accent-soft) 30%,var(--surface))}.week-lesson{position:absolute;padding:10px 10px 8px;gap:6px;border-radius:10px;box-shadow:none;background:color-mix(in srgb,var(--subject) 10%,var(--surface));border-color:color-mix(in srgb,var(--subject) 22%,var(--border));min-height:0}.week-lesson:before{top:9px;bottom:9px;width:2px}.week-lesson .lesson-title{font-size:12px}.week-lesson .lesson-meta{font-size:10px;gap:4px}.time-range{font-size:10px;color:var(--muted);font-variant-numeric:tabular-nums}.week-lesson .badge{font-size:9px;padding:2px 4px}.time-line{position:absolute;left:0;right:0;border-top:1px solid #d15d58;z-index:1;pointer-events:none}.time-line:before{content:"";width:5px;height:5px;background:#d15d58;position:absolute;left:-2px;top:-3px;border-radius:50%}.week-caption{font-size:14px;margin-bottom:12px;font-weight:600}.day-page{max-width:760px;margin:auto}.settings-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px;align-items:start}.settings-card{padding:25px}.settings-card h2{margin-bottom:22px;display:flex;align-items:center;gap:10px}.settings-card h2 svg{color:var(--accent);width:19px;height:19px}.field{display:grid;gap:8px;margin-bottom:17px;font-size:12px;font-weight:550}.field input,.field select,.field textarea{width:100%;border:1px solid var(--border);border-radius:9px;padding:11px 12px;background:var(--bg);color:var(--text);font-weight:400;font-size:14px;min-width:0}.field textarea{resize:vertical;min-height:95px}.field-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}.toggle-row{display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:13px;padding:14px 0;border-top:1px solid var(--border)}input[type=checkbox]{accent-color:var(--accent);width:18px;height:18px;cursor:pointer}.swatches{display:flex;gap:10px;margin:9px 0 20px}.swatch{width:30px;height:30px;border:3px solid var(--surface);box-shadow:0 0 0 1px var(--border);border-radius:50%;background:var(--swatch)}.swatch.selected{box-shadow:0 0 0 2px var(--accent)}.event-row{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:13px 0;border-top:1px solid var(--border)}.event-row:first-of-type{border:0}.event-row h3{font-size:13px}.event-row p{font-size:11px;color:var(--muted)}.row-actions{display:flex;gap:6px}.wide{grid-column:1/-1}.button-row{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}.mail-grid{display:grid;grid-template-columns:1.2fr 1fr;gap:23px}.mail-card{padding:32px}.mail-card .hero-icon{width:55px;height:55px;border-radius:17px;background:var(--accent-soft);color:var(--accent);display:grid;place-items:center;margin-bottom:26px}.hero-icon svg{width:26px;height:26px}.mail-card h2{margin-bottom:13px}.mail-card p{font-size:13px;color:var(--muted);max-width:430px}.mail-card .btn{margin-top:25px}.mail-notes{margin-top:28px}.notice-item{padding:18px 22px;display:flex;align-items:center;justify-content:space-between;margin-bottom:10px;gap:12px}.notice-item p{font-size:12px;color:var(--muted);margin-top:4px}.notice-item h3{font-size:14px}.footnote{font-size:11px;color:var(--muted);margin-top:32px;line-height:1.7}dialog{border:1px solid var(--border);border-radius:24px;background:var(--surface);color:var(--text);padding:28px;max-width:520px;width:calc(100% - 32px);max-height:90dvh;box-shadow:0 28px 100px #0003}dialog::backdrop{background:#0b232955;backdrop-filter:blur(6px)}.dialog-head{display:flex;justify-content:space-between;align-items:flex-start;gap:12px;margin-bottom:23px}.dialog-head h2{font-size:23px;line-height:1.3}.dialog-head .icon-btn{flex-shrink:0}.dialog-head p{font-size:12px;color:var(--muted);margin-top:7px}.dialog-info{padding:18px;background:var(--soft);border-radius:13px;margin-bottom:18px;display:grid;gap:9px;font-size:13px}.dialog-info span{display:flex;align-items:center;gap:8px}.dialog-note{font-size:13px;white-space:pre-wrap;overflow-wrap:anywhere;max-height:200px;overflow:auto;line-height:1.6;margin-bottom:18px}.form-error{color:var(--danger);font-size:12px;margin-bottom:10px}.dialog-footer{display:flex;justify-content:flex-end;gap:10px;margin-top:20px;flex-wrap:wrap}#toast{position:fixed;bottom:25px;left:50%;transform:translate(-50%,15px);padding:12px 20px;border-radius:12px;background:var(--text);color:var(--surface);box-shadow:var(--shadow);font-size:13px;opacity:0;pointer-events:none;z-index:50;max-width:90vw}#toast.visible{opacity:1;transform:translate(-50%,0)}.loading{display:grid;min-height:80vh;place-content:center;justify-items:center;gap:15px}.skip{position:fixed;top:-100px;left:15px;z-index:60;background:var(--surface);padding:12px}.skip:focus{top:12px}.fade-in{animation:enter .28s ease both}@keyframes enter{from{opacity:0;transform:translateY(7px)}to{opacity:1;transform:translateY(0)}}button,a,#toast{transition:background .18s,transform .18s,box-shadow .18s,opacity .18s}html[data-motion=off] *,html[data-motion=off] *:before{animation:none!important;transition:none!important}@media(prefers-reduced-motion:reduce){*,*:before{animation:none!important;transition:none!important}}
@media(min-width:1550px){main{padding:35px 60px}}@media(max-width:1180px){.shell{grid-template-columns:190px minmax(0,1fr)}main{padding:26px}.home-columns{grid-template-columns:minmax(0,1fr) 240px}.sidebar{padding-left:12px;padding-right:12px}.stat{padding:20px}.lesson{padding:16px}.heading h1{font-size:32px}}
@media(max-width:980px){.home-columns{grid-template-columns:1fr}.aside-stack{grid-template-columns:1fr 1fr}.source-note{grid-column:1/-1}.heading{align-items:flex-start}.heading>.btn{font-size:0;padding:11px}.heading>.btn svg{width:18px;height:18px}.settings-grid,.mail-grid{grid-template-columns:1fr}.wide{grid-column:auto}}
@media(max-width:700px){.shell{display:block}.sidebar{position:fixed;top:auto;bottom:0;left:0;right:0;width:100%;height:auto;border-right:0;border-top:1px solid var(--border);z-index:10;padding:8px 12px calc(8px + env(safe-area-inset-bottom));background:var(--sidebar)}.brand,.sidebar-bottom{display:none}.nav{grid-template-columns:repeat(4,1fr);gap:3px}.nav button{flex-direction:column;gap:5px;padding:8px 2px;font-size:10px;border-radius:11px;text-align:center}.nav button svg{width:20px;height:20px}main{padding:23px 18px 112px}.topline{margin-bottom:28px}.breadcrumb{font-size:11px}.chip{font-size:10px;padding:6px 8px}.heading{margin-bottom:23px;gap:8px}.heading h1{font-size:31px}.heading p{font-size:12px;max-width:270px}.heading .eyebrow{font-size:10px}.stats{gap:9px;margin-bottom:25px}.stat{padding:15px 12px;border-radius:15px}.stat-label{font-size:10px;gap:5px}.stat-label svg{width:12px;height:12px}.stat-number{font-size:24px;margin-top:10px}.stat-number small{font-size:10px;display:block;margin:2px 0 0}.aside-stack{grid-template-columns:1fr}.source-note{grid-column:auto}.agenda-row{grid-template-columns:43px minmax(0,1fr);gap:9px}.agenda-time{font-size:10px}.pause{margin-left:52px;font-size:10px}.lesson{padding:14px 13px}.lesson-title{font-size:13px}.lesson-meta{font-size:11px}.parallel{gap:6px}.section-head h2{font-size:17px}.segmented button{padding:7px 10px;font-size:11px}.schedule-tools{gap:13px}.date-nav{gap:5px;flex-wrap:wrap}.date-input{max-width:145px}.week-scroll{margin-left:-2px;margin-right:-2px}.settings-card,.mail-card{padding:23px}.notice-item{padding:16px}.notice-item .btn{font-size:0}.notice-item .btn svg{width:18px}.field-row{gap:10px}dialog{padding:23px}#toast{bottom:96px}.footnote{margin-top:23px}.button-row .btn{white-space:normal}.mail-card p{font-size:13px}}
/* Connected mail, using the same surfaces and typography as the schedule. */
.mail-login{max-width:540px;margin:24px auto;padding:32px}.mail-login h2{font-size:26px;letter-spacing:-.6px}.mail-login form{display:grid;gap:18px;margin-top:24px}.mail-webmail{display:inline-block;margin-top:22px;color:var(--accent)}
.mail-error{padding:14px 18px;background:color-mix(in srgb,#c14444 10%,var(--surface));border:1px solid color-mix(in srgb,#c14444 25%,transparent);border-radius:14px;color:var(--text);line-height:1.5}
.mail-toolbar{display:flex;justify-content:space-between;gap:16px;align-items:center;margin:20px 0}.mail-toolbar>div:first-child{display:grid;gap:6px;overflow-wrap:anywhere}.mail-toolbar strong{font-size:14px}
.mail-workspace{display:grid;grid-template-columns:160px minmax(230px,.85fr) minmax(300px,1.4fr);gap:14px;align-items:start}.mail-folders{padding:10px;display:grid;gap:4px;max-height:70vh;overflow:auto}.mail-folders .btn{justify-content:flex-start;overflow:hidden;text-overflow:ellipsis;text-align:left;border-color:transparent;font-size:13px}.mail-folders .selected{background:var(--accent-soft);color:var(--accent)}.mail-folders>a{font-size:12px;padding:14px 10px;color:var(--muted)}
.mail-list{overflow:hidden}.mail-search{display:block;padding:12px;border-bottom:1px solid var(--border)}.mail-search input{width:100%;box-sizing:border-box;padding:10px;border:1px solid var(--border);border-radius:10px;background:var(--bg);color:var(--text);font:inherit;font-size:12px}.mail-list-content{max-height:70vh;overflow:auto}.mail-list-content>.btn{margin:12px}.mail-item{width:100%;border:0;border-bottom:1px solid var(--border);padding:16px;text-align:left;background:transparent;color:var(--text);cursor:pointer;display:grid;gap:9px;font:inherit}.mail-item:hover,.mail-item.selected{background:var(--accent-soft)}.mail-item-meta{display:flex;gap:10px;justify-content:space-between;color:var(--muted);font-size:11px}.mail-item-meta>span{overflow:hidden;white-space:nowrap;text-overflow:ellipsis}.mail-item-meta time{white-space:nowrap}.mail-item strong{font-size:13px;font-weight:450;line-height:1.5;overflow-wrap:anywhere}.mail-item.unread strong{font-weight:700}.mail-item.unread{border-left:3px solid var(--accent)}.mail-empty{padding:22px;color:var(--muted)}
.mail-reader{min-height:420px;overflow:hidden}.mail-reader-head{padding:24px;border-bottom:1px solid var(--border)}.mail-reader-head h2{font-size:21px;line-height:1.35;margin:10px 0;overflow-wrap:anywhere}.mail-reader-head p{font-size:12px;line-height:1.7;overflow-wrap:anywhere;color:var(--muted)}.mail-reader-head .btn{font-size:12px;padding:8px 10px}.mail-body{white-space:pre-wrap;overflow-wrap:anywhere;font:inherit;font-size:13px;line-height:1.8;padding:24px;margin:0;max-height:65vh;overflow:auto}.mail-placeholder{min-height:420px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:24px;color:var(--muted)}.mail-placeholder svg{width:42px;height:42px;margin-bottom:12px;color:var(--accent)}.mail-placeholder h3{color:var(--text)}.mail-placeholder p{font-size:13px}.mail-attachments{padding:20px 24px;border-top:1px solid var(--border)}.attachment-link{display:flex;align-items:center;gap:10px;color:var(--accent);padding:10px 0;font-size:13px;text-decoration:none}.attachment-link svg{width:18px;height:18px;flex:none}.attachment-link span{overflow-wrap:anywhere}.attachment-link small{color:var(--muted);margin-left:auto;white-space:nowrap}.compose-body{min-height:220px}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}
@media(max-width:1200px){.mail-workspace{grid-template-columns:minmax(220px,.85fr) minmax(290px,1.3fr)}.mail-folders{grid-column:1/-1;display:flex;overflow:auto;max-height:none}.mail-folders .btn{flex:none}.mail-folders>a{margin-left:auto;white-space:nowrap}}
@media(max-width:760px){.mail-workspace{display:flex;flex-direction:column}.mail-workspace>section,.mail-workspace>aside{width:100%;box-sizing:border-box}.mail-list-content{max-height:300px}.mail-toolbar{align-items:flex-start;flex-direction:column}.mail-login{padding:22px}.mail-body,.mail-reader-head{padding:18px}.mail-folders{max-width:100%}.mail-reader{min-height:260px}.mail-placeholder{min-height:220px}}

.btn.primary:hover{background:var(--accent);color:var(--on-accent);filter:brightness(.94)}
input::placeholder,textarea::placeholder{color:var(--muted);opacity:1}select option{background:var(--surface);color:var(--text)}
input::file-selector-button{background:var(--soft);color:var(--text);border:1px solid var(--border);padding:7px 10px;border-radius:7px;margin-right:10px}
input:-webkit-autofill{-webkit-text-fill-color:var(--text);-webkit-box-shadow:0 0 0 1000px var(--bg) inset;caret-color:var(--text)}
.mail-login .hero-icon{width:52px;height:52px;display:grid;place-items:center;background:var(--accent-soft);color:var(--accent);border-radius:16px;margin-bottom:20px}.mail-login>p{margin-top:12px}.compose-body{min-height:220px!important}

/* Zoom changes layout dimensions, so scrolling and lesson hit targets stay aligned. */
.schedule-tools{flex-wrap:wrap;gap:12px}.schedule-zoom{display:flex;align-items:center;gap:6px}.schedule-zoom .btn{min-width:40px;min-height:40px;padding:6px 10px;font-size:20px}.schedule-zoom select{min-height:40px;background:var(--surface);color:var(--text);border:1px solid var(--border);border-radius:10px;padding:6px 8px;font:inherit}
.week-grid{min-width:var(--grid-min,780px);grid-template-columns:var(--axis,54px) repeat(var(--days),minmax(var(--day-min,138px),1fr))}.day-column{background-size:100% var(--hour,72px);background-image:linear-gradient(to bottom,transparent calc(100% - 1px),var(--border) 1px)}.week-grid .week-lesson{padding:calc(10px * var(--zoom));font-size:calc(12px * var(--zoom));border-radius:calc(14px * var(--zoom))}.week-grid .week-lesson .time-range{font-size:calc(10px * var(--zoom))}.week-grid .week-lesson .lesson-title{font-size:inherit}.week-grid .week-lesson .lesson-meta{font-size:calc(11px * var(--zoom));gap:calc(4px * var(--zoom))}.week-grid .week-lesson svg{width:calc(12px * var(--zoom));height:calc(12px * var(--zoom))}.week-grid .week-lesson .badge{font-size:calc(9px * var(--zoom));padding:calc(3px * var(--zoom)) calc(6px * var(--zoom))}.week-grid .week-label{font-size:calc(11px * var(--zoom));padding:calc(12px * var(--zoom)) 2px}.week-grid .week-label strong{font-size:calc(18px * var(--zoom))}.week-grid .tick{font-size:calc(10px * var(--zoom))}
.mail-connection{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin:16px 0}.mail-diagnostic{overflow-wrap:anywhere;color:var(--muted);font-size:12px}
@media(max-width:600px){.schedule-zoom{margin-left:auto}.schedule-tools .date-nav{flex-wrap:wrap}.mail-login input:not([type=checkbox]){font-size:16px}}

.automation-settings fieldset{border:0;padding:0;margin:0;min-width:0}.automation-settings .field{max-width:260px}.automation-review{margin-top:28px}.automation-summary{line-height:1.6}.automation-summary a{color:var(--accent)}.automation-item{padding:20px;margin:12px 0;display:flex;align-items:center;justify-content:space-between;gap:18px}.automation-item h3{margin:10px 0 6px;overflow-wrap:anywhere}.automation-item p{margin:5px 0}.automation-item .btn{flex-shrink:0}.automation-evidence{white-space:pre-wrap;overflow-wrap:anywhere;font:inherit;font-size:13px;line-height:1.6;max-height:230px;overflow:auto;background:var(--soft);border-radius:12px;padding:16px}.automation-settings fieldset:disabled{opacity:.65}@media(max-width:600px){.automation-item{align-items:flex-start;flex-direction:column}.automation-settings .toggle-row{gap:16px}.automation-settings .toggle-row span{max-width:80%}}

.optional-note{margin-top:16px}.optional-note summary{cursor:pointer;color:var(--muted);font-size:13px}.optional-note textarea{min-height:72px}#cancel-scope[hidden],#change-room[hidden]{display:none}

#change-time[hidden],#change-time-fields[hidden]{display:none}
/* Roles use the same surfaces, controls and palette as personal settings. */
[data-role-dialog] fieldset{border:0;padding:0;margin:16px 0;min-width:0}
[data-role-dialog] fieldset[hidden]{display:none}
[data-role-dialog] legend{font-size:13px;color:var(--muted);margin-bottom:8px}
[data-role-dialog] p,[data-role-dialog] h3,.settings-card>p{overflow-wrap:anywhere}
[data-role-dialog] .event-row{gap:16px}
[data-role-dialog] .event-row>div{min-width:0}
[data-role-dialog] .event-row>.btn{flex-shrink:0}
@media(max-width:600px){[data-role-dialog] .event-row{align-items:flex-start;flex-direction:column}[data-role-dialog] .dialog-footer .btn{white-space:normal}.settings-card>.section-head{flex-wrap:wrap}}
.teacher-notes{margin:24px 0;padding:20px;border:1px solid var(--border);border-radius:16px;background:var(--soft)}
.teacher-notes .section-head{align-items:flex-start;flex-wrap:wrap;margin-bottom:14px}.teacher-notes h4{font-size:12px;color:var(--accent);margin:18px 0 8px}.teacher-note-text{white-space:pre-wrap;overflow-wrap:anywhere;font-size:14px;line-height:1.65;margin:0 0 16px}
.badge.homework{background:var(--accent-soft);color:var(--accent)}
#lesson-note-form textarea{min-height:112px;resize:vertical}
[data-role-dialog] .event-row>.button-row{flex-shrink:0;flex-wrap:wrap;max-width:100%}
@media(min-width:601px){[data-role-dialog] .event-row>.button-row{flex-direction:column;align-items:stretch}}
/* A single HTWG sign-in also connects the mailbox. */
.signin-page{min-height:100svh;max-width:1220px;margin:auto;padding:30px 48px 22px}
.signin-top{display:flex;align-items:center;justify-content:space-between;gap:20px}
.signin-brand{display:inline-flex;align-items:center;gap:12px;color:var(--text);text-decoration:none}.signin-brand:hover{text-decoration:none}.signin-brand img{border-radius:12px}.signin-brand strong{font-size:25px;letter-spacing:-1px}
.signin-language select{background:var(--surface);border:1px solid var(--border);color:var(--muted);border-radius:12px;padding:10px 14px;font:inherit;font-size:13px;max-width:145px}
main.signin-layout{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,470px);gap:76px;align-items:center;padding:48px 0 36px;max-width:none}
.signin-intro{min-width:0;padding-bottom:20px}.signin-intro .eyebrow{font-size:10px;letter-spacing:2px;color:var(--muted);margin-bottom:22px}
.signin-intro h1{font-size:clamp(40px,4.5vw,62px);letter-spacing:-2.5px;line-height:1.08;font-weight:650;margin:0 0 23px}.signin-intro h1 span{color:var(--accent)}
.signin-lead{font-size:16px;line-height:1.7;max-width:350px;color:var(--muted);margin:0}.signin-caption{display:flex;align-items:center;gap:9px;font-size:12px;color:var(--muted);margin-top:15px}.signin-caption svg{width:16px;height:16px;flex:none}
.signin-visual{position:relative;height:320px;margin:30px 0 0;max-width:420px}.signin-halo{position:absolute;inset:12px -25px;background:radial-gradient(ellipse,var(--accent-soft),transparent 68%);border-radius:50%;opacity:.85}
.signin-preview{position:absolute;left:28px;right:28px;top:30px;bottom:34px;border-radius:26px;border:1px solid var(--border);background:var(--surface);box-shadow:0 18px 55px #173f3512;padding:22px;transform:rotate(-4deg)}
.signin-preview-top{display:flex;align-items:center;gap:10px;font-size:12px;color:var(--muted)}.signin-icon{display:grid;place-items:center;border-radius:12px;background:var(--accent-soft);color:var(--accent);width:36px;height:36px}.signin-icon svg{width:19px;height:19px}.signin-dot{width:7px;height:7px;border-radius:50%;background:var(--accent);margin-left:auto}
.signin-preview-title{font-size:23px;line-height:1.3;letter-spacing:-.6px;font-weight:600;margin:17px 0}.signin-preview-lines{display:flex;gap:6px}.signin-preview-lines i{height:5px;background:var(--accent-soft);border-radius:5px;flex:1}.signin-preview-lines i:first-child{background:var(--accent)}.signin-preview-bottom{display:flex;justify-content:space-between;font-size:10px;letter-spacing:1px;color:var(--muted);margin-top:22px}
.signin-float{position:absolute;display:flex;align-items:center;gap:12px;background:var(--surface);border:1px solid var(--border);box-shadow:0 12px 35px #173f3516;border-radius:16px;padding:15px 17px;font-size:12px;font-weight:600}.signin-float>svg{width:22px;height:22px;color:var(--accent);flex:none}.signin-float small{display:block;font-size:10px;font-weight:400;color:var(--muted);margin-top:5px}.signin-float-mail{top:4px;right:-12px;transform:rotate(3deg)}.signin-float-note{bottom:10px;left:-5px;transform:rotate(2deg)}.signin-check{border-radius:50%;width:20px;height:20px;display:grid;place-items:center;background:var(--accent-soft);color:var(--accent)}.signin-check svg{width:13px;height:13px}
.signin-card{background:var(--surface);border:1px solid var(--border);border-radius:28px;padding:30px 32px;box-shadow:var(--shadow);min-width:0}
.signin-welcome{font-size:9px;letter-spacing:1.6px;font-weight:650;color:var(--accent)}.signin-card-heading h2{font-size:29px;letter-spacing:-.9px;margin:9px 0}.signin-card-heading p{font-size:13px;line-height:1.6;color:var(--muted);margin:0 0 24px}
.signin-fields{display:grid;gap:16px}.signin-card .field{margin:0;gap:8px;font-size:12px}.signin-card .field input,.signin-card .field select{min-height:46px;border-radius:12px;padding:11px 13px;width:100%;font-size:15px;background:var(--bg);color:var(--text);border:1px solid var(--border)}
.signin-password{position:relative;display:block}.signin-card .signin-password input{padding-right:48px}.signin-password button{position:absolute;right:4px;top:4px;width:38px;height:38px;border:0;border-radius:9px;background:transparent;color:var(--muted);display:grid;place-items:center}.signin-password button:hover{background:var(--soft)}.signin-password svg{width:20px;height:20px}
.signin-study{display:grid;gap:16px;border-top:1px solid var(--border);margin:23px 0 0;padding-top:21px}.signin-study fieldset{border:0;padding:0;margin:0;min-width:0}.signin-study legend{font-size:12px;margin-bottom:10px}
.signin-courses{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px}.signin-courses label{position:relative;cursor:pointer}.signin-courses input{position:absolute;opacity:0;inset:0;width:100%;height:100%;margin:0;cursor:pointer}.signin-courses span{display:flex;flex-direction:column;align-items:center;gap:5px;border:1px solid var(--border);border-radius:12px;padding:12px 3px;background:var(--bg)}.signin-courses strong{font-size:15px}.signin-courses small{font-size:9px;color:var(--muted)}.signin-courses input:checked+span{border-color:var(--accent);background:var(--accent-soft);color:var(--accent);box-shadow:0 0 0 1px var(--accent)}.signin-courses input:focus-visible+span{outline:3px solid var(--accent);outline-offset:3px}
.signin-check-row{display:flex;align-items:center;gap:10px;font-size:12px;line-height:1.5;color:var(--muted);cursor:pointer}.signin-check-row input{width:17px;height:17px;flex:none;accent-color:var(--accent);margin:0}.signin-remember{margin-top:20px}
.signin-error{font-size:12px;line-height:1.5;color:var(--danger);margin:14px 0 0}.signin-error:empty{display:none}.signin-submit{margin-top:20px;width:100%;min-height:48px;border-radius:13px!important;font-size:14px!important;justify-content:space-between!important;padding:12px 18px!important}.signin-submit svg{width:18px;height:18px}
.signin-privacy{display:flex;align-items:flex-start;gap:8px;font-size:10px;line-height:1.6;color:var(--muted);margin:14px 0 0}.signin-privacy svg{width:13px;height:13px;flex:none;margin-top:2px}.signin-divider{height:1px;background:var(--border);margin:22px 0 16px}.signin-guest{border:0;background:none;color:var(--muted);font:inherit;font-size:12px;display:flex;justify-content:space-between;gap:12px;width:100%;text-align:left;padding:4px 0}.signin-guest:hover{color:var(--accent)}
.signin-footer{display:flex;justify-content:space-between;gap:15px;font-size:10px;color:var(--muted);line-height:1.5}
@media(max-width:1000px){.signin-page{padding:24px 30px}main.signin-layout{gap:35px;grid-template-columns:minmax(0,1fr) minmax(0,430px)}.signin-card{padding:26px}.signin-float{padding:12px}.signin-visual{height:285px}.signin-preview{left:8px;right:8px;padding:18px}}
@media(max-width:780px){.signin-page{max-width:520px;padding:20px 20px 24px}main.signin-layout{grid-template-columns:1fr;gap:26px;padding:34px 0 24px}.signin-intro{padding:0}.signin-intro .eyebrow{margin-bottom:13px;font-size:9px}.signin-intro h1{font-size:38px;letter-spacing:-1.5px;line-height:1.1;margin-bottom:13px}.signin-intro h1 br{display:none}.signin-intro h1 span:before{content:' '}.signin-lead{font-size:13px;line-height:1.6;max-width:100%}.signin-visual,.signin-caption{display:none}.signin-card{padding:25px 22px;border-radius:22px}.signin-card-heading h2{font-size:26px}.signin-card .field input,.signin-card .field select{font-size:16px}.signin-footer{flex-direction:column;gap:5px;text-align:center}.signin-brand strong{font-size:23px}.signin-brand img{width:36px;height:36px}.signin-language select{font-size:12px;padding:9px 10px}.at-signin #toast{bottom:22px}}

/* Role workspaces share the existing theme and accessible native controls. */
.course-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:14px;margin:22px 0 30px}.course-card{font:inherit;color:var(--text);text-align:left;padding:22px;display:flex;flex-direction:column;align-items:flex-start;gap:13px;cursor:pointer;min-width:0;transition:border-color .18s,transform .18s}.course-card:hover{transform:translateY(-2px);border-color:var(--accent)}.course-card.selected{border-color:var(--accent);box-shadow:inset 0 0 0 1px var(--accent)}.course-monogram{background:var(--accent-soft);color:var(--accent);border-radius:14px;padding:12px;font-size:22px;font-weight:650}.course-card .small{line-height:1.6}.course-open{color:var(--accent);font-size:12px;margin-top:auto}.course-workspace{margin-top:28px}.teaching-day{margin:26px 0}.teaching-day h2{font-size:17px;margin:0 0 16px}.teaching-row{display:flex;align-items:center;gap:22px;padding:22px;margin:12px 0}.teaching-time{font-size:20px;font-weight:600;min-width:62px}.teaching-time small{display:block;color:var(--muted);font-size:13px;margin-top:5px;font-weight:400}.teaching-content{flex:1;min-width:0}.teaching-content h3{font-size:17px;margin:8px 0}.teaching-content p{color:var(--muted);font-size:12px;line-height:1.6;margin:5px 0;overflow-wrap:anywhere}.teaching-cancelled h3{text-decoration:line-through;color:var(--danger)}.teaching-empty{padding:22px;font-size:13px}.workspace-panel{padding:24px}.assignment-course{padding:12px 0;border-bottom:1px solid var(--border)}.assignment-course summary{font-weight:600;cursor:pointer;padding:8px 0}.assignment-subject{padding:12px;background:var(--soft);border-radius:12px;margin:10px 0;display:grid;gap:10px}.assignment-subject>strong{font-size:13px}.settings-disclosure>summary{font-weight:600;cursor:pointer;padding:6px 0}.settings-disclosure>.card{border:0;box-shadow:none;padding:18px 0 0}.signin-study-fold{border-top:1px solid var(--border);margin-top:22px;padding-top:16px}.signin-study-fold>summary{font-size:12px;cursor:pointer;color:var(--muted)}.signin-study-fold .signin-study{border:0;margin-top:0;padding-top:16px}.signin-study-fold>p{font-size:11px;line-height:1.6;color:var(--muted)}
@media(max-width:760px){.nav{display:flex;overflow-x:auto;justify-content:flex-start}.nav>button{flex:1 0 52px;min-width:52px}.nav>button span{font-size:10px}.course-cards{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.course-card{padding:16px;gap:10px}.course-card strong{font-size:13px}.course-card .small{font-size:11px}.course-workspace>.section-head{align-items:flex-start;flex-direction:column;gap:12px}.course-workspace .segmented{max-width:100%;overflow-x:auto}.teaching-row{flex-wrap:wrap;padding:18px;gap:14px}.teaching-row>.button-row{width:100%;padding-top:10px;border-top:1px solid var(--border)}.teaching-row>.button-row .btn{flex:1;font-size:11px}.teaching-content{min-width:140px}.workspace-panel{padding:18px}.date-nav{flex-wrap:wrap}}
@media(max-width:760px){.heading:has(>[data-role-action]){flex-wrap:wrap}.heading>.btn[data-role-action]{font-size:12px;padding:9px 12px;flex:none}}