:root{--surface:#fff;--base:#fff;--text:#202124;--muted:#687078;--line:#e0e4e9;--accent:#1967d2;--soft:#e8f0fe;--subtle:#f8fafd;--exam:#7055a2;--exam-bg:#efe9f7;--holiday:#237b58;--holiday-bg:#e6f2e9;--competition:#b56e1c;--competition-bg:#fcf0da;--activity:#3265a8;--activity-bg:#e8f0fc;--deadline:#b24c55;--deadline-bg:#fae9eb}
*{box-sizing:border-box}body{margin:0;background:var(--base);color:var(--text);font:14px/1.5 Arial,"PingFang SC","Microsoft YaHei",sans-serif}button,input,select{font:inherit;color:inherit}button{cursor:pointer;border:1px solid var(--line);background:var(--surface);border-radius:6px;padding:7px 12px;transition:background .14s}button:hover{background:var(--subtle)}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid var(--accent);outline-offset:3px}button:disabled{cursor:default;color:var(--muted)}[hidden]{display:none!important}h1,h2,h3,p{margin:0}input{min-width:0}button,.event{touch-action:manipulation}.app-header{height:78px;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:28px;padding:0 26px;background:var(--surface)}.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}.logo{width:42px;height:42px;border:1px dashed #9daab3;border-radius:7px;display:grid;place-items:center;color:var(--muted);font-size:10px;letter-spacing:1px}.brand strong{font-size:20px;font-weight:500;letter-spacing:1px}.brand-sub{display:block;font-size:9px;letter-spacing:1.8px;color:var(--muted);margin-top:1px}.header-note{font-size:13px;color:var(--muted);margin-left:18px}.header-actions{margin-left:auto;display:flex;align-items:center;gap:16px}.search{display:flex;align-items:center;gap:12px;background:var(--subtle);padding:9px 13px;border:1px solid transparent;border-radius:7px}.search-label{font-size:12px;color:var(--muted)}.search input{border:0;background:transparent;width:145px;outline:none}.search:focus-within{border-color:var(--accent)}.language{padding:7px 9px;font-size:12px}.workspace{display:grid;grid-template-columns:180px minmax(0,1fr) 292px;min-height:780px}.sidebar{padding:28px 20px 18px;border-right:1px solid var(--line);display:flex;flex-direction:column;align-items:stretch}.mini-title strong{font-size:13px;font-weight:600}.mini-title span{display:block;font-size:11px;color:var(--muted);margin-top:4px}.mini-calendar{display:grid;grid-template-columns:repeat(7,1fr);gap:5px 0;text-align:center;margin:18px -4px 24px;font-size:10px;font-variant-numeric:tabular-nums}.mini-calendar span{height:20px;display:grid;place-items:center}.mini-calendar .mini-day{color:var(--muted);font-size:9px}.mini-calendar .marked{background:var(--accent);color:white;border-radius:50%}.filter-heading{display:flex;align-items:center;justify-content:space-between;margin:20px 0 10px}.filter-heading h2{font-size:12px;font-weight:600}.text-button{border:0;background:none;padding:0;font-size:11px;color:var(--muted)}.school-option{display:block;width:100%;padding:8px 9px;text-align:left;border:0;background:transparent;font-size:12px;margin:2px 0;border-radius:5px}.school-option[aria-pressed=true]{background:var(--soft);color:var(--accent);font-weight:600}.type-option{display:flex;align-items:center;gap:9px;padding:8px 3px;font-size:12px;cursor:pointer}.type-option input{appearance:none;width:13px;height:13px;border:1px solid var(--type-color);border-radius:3px;margin:0;display:grid;place-items:center}.type-option input:checked{background:var(--type-color)}.type-option input:checked:after{content:'✓';font-size:10px;color:white}.filter-note{font-size:11px;color:var(--muted);line-height:1.8;margin-top:18px}.side-bottom{margin-top:auto;padding-top:30px;display:flex;gap:7px;align-items:center;color:var(--muted);font-size:10px}.live-dot{width:5px;height:5px;background:#67917e;border-radius:50%}.main-calendar{min-width:0;padding:0 0 0 0}.calendar-toolbar{min-height:100px;display:flex;align-items:center;gap:12px;padding:22px 24px}.month-heading{min-width:0}.month-heading h1{font-size:25px;font-weight:500;letter-spacing:-.5px;white-space:nowrap}.term-label{display:none;font-size:11px;color:var(--muted);margin-top:4px}.editorial-kicker{display:none}.calendar-actions{display:flex;align-items:center;gap:14px;margin-left:auto}.date-nav{display:flex;align-items:center;gap:3px}.date-nav button{padding:5px 8px;min-width:27px}.date-nav button:first-child,.date-nav button:last-child{border-color:transparent;font-size:23px;line-height:1}.date-nav #today{font-size:12px;margin:0 2px}.view-switch{display:flex;border:1px solid var(--line);border-radius:7px;overflow:hidden}.view-switch button{border:0;border-radius:0;font-size:12px;padding:6px 12px}.view-switch button[aria-pressed=true]{background:var(--soft);color:var(--accent)}.weekdays{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));border-top:1px solid var(--line);border-bottom:1px solid var(--line);color:var(--muted);font-size:11px;text-align:center;padding:10px 0}.weekdays span:nth-last-child(-n+2){color:#89939b}.week{position:relative;display:grid;grid-template-columns:repeat(7,minmax(0,1fr));min-height:128px}.day{min-width:0;border-right:1px solid var(--line);border-bottom:1px solid var(--line);padding:7px 0 6px}.day:nth-child(7){border-right:0}.day.weekend{background:#fafbfd}.day.outside{background:var(--subtle);color:#a2abb2}.day.today{background:#f6f9ff}.day-number{font-size:11px;display:flex;justify-content:center;align-items:center;width:24px;height:24px;margin:0 auto 4px;font-variant-numeric:tabular-nums;border:0;padding:0;background:none}.today .day-number{background:var(--accent);color:white;border-radius:50%}.day-items{padding:0 5px;display:flex;flex-direction:column;gap:3px}.event{display:flex;align-items:center;gap:4px;border:0;border-radius:3px;padding:4px 5px;width:100%;font-size:11px;line-height:1.45;text-align:left;min-width:0;background:transparent;color:var(--text);height:24px}.event:hover{background:var(--event-bg);color:var(--event-color)}.event.selected{background:var(--event-color);color:white}.event .event-text{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;min-width:0}.event time{font-size:10px;font-variant-numeric:tabular-nums}.dot{display:inline-block;width:5px;height:5px;background:var(--event-color);border-radius:50%;flex-shrink:0}.selected .dot{background:white}.event.cancelled{color:var(--muted)}.event.cancelled .event-text{text-decoration:line-through}.event.deadline{background:var(--event-bg);color:var(--event-color)}.event.deadline.selected{background:var(--event-color);color:white}.exam{--event-color:var(--exam);--event-bg:var(--exam-bg)}.holiday{--event-color:var(--holiday);--event-bg:var(--holiday-bg)}.competition{--event-color:var(--competition);--event-bg:var(--competition-bg)}.activity{--event-color:var(--activity);--event-bg:var(--activity-bg)}.deadline{--event-color:var(--deadline);--event-bg:var(--deadline-bg)}.more{font-size:10px;color:var(--muted);padding:2px 5px;text-align:left;border:0;background:none;width:100%}.spans{position:absolute;top:36px;left:0;right:0;display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:3px 0;pointer-events:none;z-index:1}.span-event{pointer-events:auto;background:var(--event-bg);color:var(--event-color);border:0;border-radius:3px;font-size:10px;padding:3px 8px;height:23px;min-width:0;margin:0 4px;text-align:left;white-space:nowrap;text-overflow:ellipsis;overflow:hidden}.span-event.selected{background:var(--event-color);color:#fff}.span-event.continues-left{margin-left:0;border-top-left-radius:0;border-bottom-left-radius:0}.span-event.continues-right{margin-right:0;border-top-right-radius:0;border-bottom-right-radius:0}.calendar-footer{display:flex;justify-content:space-between;gap:10px;font-size:10px;color:var(--muted);padding:14px 18px}.details{border-left:1px solid var(--line);background:var(--surface);padding:25px 23px;min-width:0}.detail-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:29px}.overline{font-size:10px;color:var(--muted);letter-spacing:1.2px}.close-button{font-size:22px;border:0;background:none;line-height:1;padding:3px 5px;color:var(--muted)}.detail-type{color:var(--event-color);background:var(--event-bg);font-size:11px;border-radius:4px;padding:4px 8px;display:inline-flex;align-items:center;gap:6px}.details h2{font-size:24px;line-height:1.45;font-weight:550;letter-spacing:-.7px;margin:16px 0 6px;overflow-wrap:anywhere}.detail-subtitle{font-size:11px;color:var(--muted);margin-bottom:26px}.detail-meta{margin:24px 0;padding-bottom:5px;border-bottom:1px solid var(--line)}.meta-row{display:grid;grid-template-columns:41px minmax(0,1fr);gap:12px;margin-bottom:20px;font-size:12px}.meta-label{color:var(--muted);font-size:11px}.meta-value{line-height:1.7;overflow-wrap:anywhere}.meta-value small{display:block;color:var(--muted);font-size:11px}.detail-section h3{font-size:12px;font-weight:600;margin:24px 0 10px}.detail-section p{font-size:12px;line-height:1.9;color:#5d6871}.scope-badge{display:inline-block;background:var(--subtle);border:1px solid var(--line);border-radius:4px;padding:1px 6px;font-size:11px;margin-right:3px}.primary{background:var(--accent);border-color:var(--accent);color:white;padding:11px 14px;border-radius:6px}.primary:hover{background:var(--accent);filter:brightness(.94)}.registration-button{width:100%;text-align:left;display:flex;justify-content:space-between;margin-top:26px;font-size:12px}.external-note{font-size:10px!important;color:var(--muted)!important;margin-top:8px}.detail-updated{margin-top:31px;border-top:1px solid var(--line);padding-top:14px;font-size:10px;color:var(--muted)}.change-notice{padding:11px 12px;background:#fff4de;color:#8a612b;border-radius:5px;font-size:11px;line-height:1.7;margin-top:18px}.cancel-notice{background:#f2f3f5;color:#5d6770}.no-detail{padding:90px 0;color:var(--muted);text-align:center;font-size:12px}.inline-filters,.school-tabs{display:none}.agenda{padding:4px 24px 20px}.agenda-day{display:grid;grid-template-columns:74px minmax(0,1fr);gap:18px;padding:20px 0;border-bottom:1px solid var(--line)}.agenda-date strong{display:block;font-size:25px;font-weight:500;font-variant-numeric:tabular-nums}.agenda-date small{font-size:10px;color:var(--muted)}.agenda-event{width:100%;border:0;background:none;padding:12px 4px;text-align:left;display:flex;gap:12px;align-items:flex-start;border-radius:4px}.agenda-event .dot{margin-top:7px;width:7px;height:7px}.agenda-event strong{display:block;font-size:13px;font-weight:500}.agenda-event small{display:block;font-size:11px;color:var(--muted);margin-top:5px}.agenda-event.selected{background:var(--event-bg)}.agenda-event.cancelled strong{text-decoration:line-through}.empty{text-align:center;padding:65px 15px;color:var(--muted)}.empty strong{font-size:16px;color:var(--text)}.empty p{margin:10px 0 20px;font-size:12px}dialog{border:1px solid var(--line);border-radius:12px;padding:25px;width:min(460px,calc(100% - 32px));max-height:85vh;color:var(--text);background:var(--surface);box-shadow:0 20px 80px #18232d30}dialog::backdrop{background:#24333e35;backdrop-filter:blur(2px)}.dialog-top{display:flex;justify-content:space-between;gap:20px;align-items:start;margin-bottom:20px}.dialog-top h2{font-size:20px;font-weight:500;margin-top:3px}#registration-dialog p{font-size:13px;line-height:1.9;margin-bottom:22px}#day-events .agenda-event{border-bottom:1px solid var(--line);padding:16px 5px}
/* B: wider calendar, publication-like hierarchy, no permanent sidebar. */
body.editorial{--base:#faf9f5;--surface:#faf9f5;--text:#26342e;--muted:#65726a;--line:#dedfd7;--accent:#254e43;--soft:#e8eee8;--subtle:#f1f2ec}.editorial .app-header{height:94px;padding:0 38px;border-bottom:1px solid #254e43}.editorial .brand strong{font-family:"Songti SC",Georgia,serif;font-size:24px;font-weight:600}.editorial .brand-sub{font-size:9px}.editorial .logo{border-radius:0}.editorial .header-note{margin-left:auto;font-family:"Songti SC",Georgia,serif;font-size:14px}.editorial .header-actions{margin-left:20px}.editorial .search{background:transparent;border-bottom:1px solid var(--line);border-radius:0;padding:8px 0}.editorial .workspace{grid-template-columns:minmax(0,1fr) 305px;padding:0 32px;gap:28px}.editorial .sidebar{display:none}.editorial .calendar-toolbar{min-height:132px;padding:26px 0 22px}.editorial .month-heading h1{font-size:39px;letter-spacing:-1.5px;font-family:"Songti SC",Georgia,serif}.editorial .editorial-kicker{display:block;font-size:9px;letter-spacing:1.6px;color:var(--muted);margin-bottom:4px}.editorial .term-label{display:block}.editorial .inline-filters{display:flex;align-items:center;gap:14px;margin-bottom:22px;flex-wrap:wrap}.school-select-label{display:flex;align-items:center;gap:9px;font-size:11px;color:var(--muted)}.school-select-label select{border:1px solid var(--line);padding:6px 8px;background:var(--surface);font-size:12px;border-radius:4px}.inline-filters #inline-types{display:flex;gap:5px;flex-wrap:wrap}.type-chip{display:flex;gap:6px;align-items:center;background:transparent;border:1px solid transparent;font-size:11px;padding:5px 7px;border-radius:4px;color:var(--muted)}.type-chip[aria-pressed=true]{background:var(--event-bg);color:var(--event-color)}.type-chip[aria-pressed=false]{opacity:.55;text-decoration:line-through}.editorial .weekdays{border-top:1px solid #87958d;padding:11px 0}.editorial .day-number{margin-left:10px;margin-right:0;font-family:Georgia,serif;font-size:14px}.editorial .day{background:transparent}.editorial .day.weekend{background:#f4f4ee}.editorial .day.today{background:#edf2eb}.editorial .today .day-number{background:var(--accent);font-family:Arial,sans-serif;font-size:12px;border-radius:3px}.editorial .week{min-height:129px}.editorial .event{font-size:11px;padding-left:7px}.editorial .event.selected{border-radius:2px}.editorial .details{border:0;border-left:1px solid var(--line);margin-top:35px;padding:0 0 25px 28px;background:transparent}.editorial .detail-top{margin-bottom:28px}.editorial .details h2{font-family:"Songti SC",Georgia,serif;font-size:30px;font-weight:600;line-height:1.5;letter-spacing:-1px}.editorial .detail-type{background:none;padding:0;font-size:11px}.editorial .detail-subtitle{font-size:11px}.editorial .detail-meta{padding-top:23px;border-top:1px solid var(--line)}.editorial .meta-row{grid-template-columns:42px minmax(0,1fr);margin-bottom:21px}.editorial .detail-section p{color:var(--muted)}.editorial .registration-button{border-radius:2px}.editorial .scope-badge{border:0;padding:0;background:none}.editorial .calendar-footer{padding-left:0;padding-right:0}.editorial .view-switch,.editorial .view-switch button,.editorial .date-nav #today{border-radius:2px}
/* C: horizontal school navigation and two clear content surfaces. */
body.airy{--base:#f1f5f8;--surface:#fff;--text:#243746;--muted:#607581;--line:#dce5eb;--accent:#28647b;--soft:#e4eff4;--subtle:#f5f8fa;font-family:"Avenir Next","PingFang SC",Arial,sans-serif}.airy .app-header{height:80px;border:0;padding:0 30px;background:transparent}.airy .brand strong{font-weight:600;font-size:20px}.airy .logo{background:#fff;border-radius:11px}.airy .header-note{font-size:12px}.airy .search{background:#fff;border:1px solid var(--line);border-radius:20px}.airy .language{border-radius:20px;background:transparent}.airy .school-tabs{display:flex;align-items:center;gap:6px;padding:0 30px 20px}.school-tab{padding:7px 18px;border:1px solid transparent;border-radius:18px;background:transparent;color:var(--muted);font-size:12px}.school-tab[aria-pressed=true]{background:var(--accent);color:white}.school-tabs .tab-note{margin-left:auto;color:var(--muted);font-size:11px}.airy .workspace{grid-template-columns:minmax(0,1fr) 292px;gap:20px;padding:0 26px 24px;min-height:740px}.airy .sidebar{display:none}.airy .main-calendar{background:white;border-radius:14px;overflow:hidden;box-shadow:0 1px 2px #233a4c05}.airy .calendar-toolbar{padding:22px 24px 15px;min-height:91px}.airy .month-heading h1{font-size:27px;letter-spacing:-1px;font-weight:600}.airy .term-label{display:block;font-size:10px}.airy .inline-filters{display:flex;gap:12px;align-items:center;padding:0 20px 18px}.airy .school-select-label{display:none}.airy .inline-filters #inline-types{gap:6px}.airy .type-chip{border-radius:12px;padding:4px 9px}.airy .details{border:0;border-radius:14px;padding:25px 24px;height:max-content;min-height:675px}.airy .details h2{font-size:25px;font-weight:600}.airy .detail-top{margin-bottom:30px}.airy .detail-type{border-radius:15px}.airy .meta-row{grid-template-columns:43px minmax(0,1fr)}.airy .registration-button{border-radius:9px}.airy .scope-badge{border-radius:6px}.airy .today .day-number{border-radius:8px}.airy .day.today{background:#f2f8fa}.airy .day.weekend{background:#fbfcfd}.airy .week{min-height:120px}.airy .span-event{border-radius:5px}.airy .event{border-radius:5px}.airy .weekdays{border-top:0;background:#fbfcfd}.airy .calendar-footer{padding:16px 20px}
body.detail-closed .workspace{grid-template-columns:180px minmax(0,1fr)}body.editorial.detail-closed .workspace,body.airy.detail-closed .workspace{grid-template-columns:minmax(0,1fr)}body.detail-closed .details{display:none}
@media(min-width:1500px){.workspace{grid-template-columns:204px minmax(0,1fr) 330px}.sidebar{padding-left:27px;padding-right:27px}.details{padding:27px 30px}.week{min-height:137px}.event{font-size:12px}.editorial .workspace{grid-template-columns:minmax(0,1fr) 340px;gap:35px}.editorial .week{min-height:132px}.airy .workspace{grid-template-columns:minmax(0,1fr) 330px}.airy .week{min-height:131px}}
@media(max-width:1100px) and (min-width:761px){.header-note{display:none}.workspace{grid-template-columns:150px minmax(0,1fr) 260px}.sidebar{padding:22px 13px}.details{padding:23px 18px}.calendar-toolbar{padding:22px 14px}.calendar-actions{gap:6px}.month-heading h1{font-size:21px}.view-switch button{padding:6px 8px}.editorial .workspace{padding:0 22px;gap:20px;grid-template-columns:minmax(0,1fr) 270px}.editorial .details{padding-left:20px}.editorial .month-heading h1{font-size:33px}.editorial .calendar-toolbar{flex-wrap:wrap}.airy .workspace{padding:0 18px 20px;gap:15px;grid-template-columns:minmax(0,1fr) 270px}.airy .type-chip{padding:4px 6px}.airy .calendar-toolbar{padding:20px 18px}.airy .month-heading h1{font-size:22px}}
@media(max-width:760px){.app-header,.editorial .app-header,.airy .app-header{padding:0 18px;height:77px;gap:12px}.brand{gap:10px}.brand strong,.editorial .brand strong{font-size:19px}.brand-sub{font-size:8px}.logo{height:36px;width:36px}.header-note,.search-label{display:none}.header-actions,.editorial .header-actions{margin-left:auto;gap:8px}.header-actions .search{display:none}.workspace,.editorial .workspace,.airy .workspace,body.detail-closed .workspace{display:block;padding:0;min-height:0}.sidebar{display:none}.main-calendar,.airy .main-calendar{border-radius:0;box-shadow:none}.calendar-toolbar,.editorial .calendar-toolbar,.airy .calendar-toolbar{min-height:110px;padding:21px 18px;flex-wrap:wrap;gap:14px}.month-heading h1,.airy .month-heading h1{font-size:25px}.editorial .month-heading h1{font-size:33px}.calendar-actions{margin-left:auto}.view-switch{display:none}.term-label{display:block;font-size:10px}.calendar-actions .date-nav #today{font-size:11px}.inline-filters,.editorial .inline-filters,.airy .inline-filters{display:flex;flex-wrap:wrap;gap:12px;padding:0 18px 16px;margin:0}.inline-filters #inline-types{gap:3px}.inline-filters .reset{margin-left:auto}.school-select-label,.airy .school-select-label{display:flex}.type-chip,.airy .type-chip{font-size:10px;padding:4px 7px}.weekdays,.month-grid{display:none!important}.agenda{display:block!important;padding:0 18px 10px}.agenda-day{grid-template-columns:52px minmax(0,1fr);gap:15px;padding:16px 0}.agenda-event strong{font-size:13px}.agenda-event small{font-size:10px;line-height:1.7}.calendar-footer{font-size:9px;padding:16px 18px}.school-tabs,.airy .school-tabs{display:none}.details,.editorial .details,.airy .details{display:none;margin:0;padding:22px 25px;border:0;border-radius:0;position:fixed;inset:0;overflow-y:auto;z-index:5;height:100dvh;min-height:0;background:var(--surface)}body.mobile-detail .details{display:block}body.mobile-detail{overflow:hidden}.details h2,.airy .details h2{font-size:29px}.detail-top{margin-bottom:26px}.detail-meta{margin-top:26px}.meta-row{font-size:14px;margin-bottom:23px}.meta-label{font-size:12px}.detail-section p{font-size:14px;line-height:1.9}.detail-section h3{font-size:13px}.registration-button{font-size:14px}.editorial .details h2{font-size:33px}.empty{padding:40px 20px}.agenda.is-empty{display:none!important}}
@media(prefers-reduced-motion:reduce){*{transition:none!important}}

/* Selected C revision: school and type filters share a calm left sidebar. */
.airy .mini-title,.airy .mini-calendar{display:none}
@media(min-width:761px){
  .airy .school-tabs,.airy .inline-filters{display:none}
  .airy .workspace{grid-template-columns:174px minmax(0,1fr) 280px;gap:18px;padding:8px 24px 24px}
  .airy .sidebar{display:flex;border:0;padding:20px 12px 18px 2px;background:transparent}
  .airy .mini-title{padding-left:9px}
  .airy .mini-calendar{margin:18px 3px 18px}
  .airy .mini-calendar .marked{border-radius:6px}
  .airy .filter-heading{padding:0 9px;margin-top:24px}
  .airy .mini-calendar+.filter-heading{margin-top:0}
  .airy .school-option{padding:10px 12px;border-radius:8px}
  .airy .type-option{padding:10px 11px;font-size:12px}
  .airy .type-option input{width:15px;height:15px}
  .airy .filter-note{padding:0 9px}
  .airy .side-bottom{padding-left:9px;line-height:1.6}
  .airy .calendar-toolbar{min-height:106px;padding:22px 20px;flex-wrap:wrap}
  .airy .calendar-actions{gap:9px}
  .airy .month-heading h1{font-size:25px}
  .airy .details{padding:25px 22px}
  body.airy.detail-closed .workspace{grid-template-columns:174px minmax(0,1fr)}
}
@media(min-width:1500px){
  .airy .workspace{grid-template-columns:196px minmax(0,1fr) 316px;gap:22px}
  body.airy.detail-closed .workspace{grid-template-columns:196px minmax(0,1fr)}
  .airy .sidebar{padding-right:18px}
}
@media(min-width:761px) and (max-width:1100px){
  .airy .workspace{grid-template-columns:145px minmax(0,1fr);gap:12px;padding:8px 14px 20px}
  body.airy.detail-closed .workspace{grid-template-columns:145px minmax(0,1fr)}
  .airy .sidebar{padding-right:4px}
  .airy .calendar-toolbar{padding:18px 14px;gap:12px}
  .airy .calendar-actions{margin-left:0;width:100%;justify-content:space-between}
  .airy .details{display:none}
  body.airy.mobile-detail .details{display:block;position:fixed;z-index:4;right:14px;top:84px;bottom:16px;width:300px;min-height:0;height:auto;overflow-y:auto;padding:23px 22px;border:1px solid var(--line);box-shadow:-12px 8px 40px #24374620}
}

/* A searchable mobile header retains the same input and filter state. */
@media(max-width:760px){
  .app-header,.airy .app-header,.editorial .app-header{height:auto;min-height:77px;flex-wrap:wrap;padding:18px;gap:14px}
  .header-actions,.editorial .header-actions{width:100%;margin:0;display:flex;gap:10px}
  .header-actions .search{display:flex;flex:1;min-width:0;background:var(--surface);border:1px solid var(--line)}
  .header-actions .search input{width:100%;min-width:0}
}

/* Calendar controls share the header; desktop month rows fit the viewport. */
.airy .app-header{gap:22px;padding:0 24px}
.airy .app-header .calendar-toolbar{min-height:0;padding:0;flex-wrap:nowrap;gap:18px;flex:1;min-width:0}
.airy .app-header .month-heading h1{font-size:22px;letter-spacing:-.6px}
.airy .app-header .calendar-actions{width:auto;margin:0;gap:12px;flex-shrink:0}
.airy .header-actions{gap:10px;flex-shrink:0}
.airy .search{gap:8px;padding:8px 12px}
.airy .search input{width:120px}
body.admin-mode .app-header .calendar-toolbar{display:none}
.load-status:empty{display:none}
@media(min-width:761px){
  body.airy:not(.admin-mode){height:100dvh;overflow:hidden;display:flex;flex-direction:column}
  .airy .app-header{height:auto;min-height:76px;flex-shrink:0;padding-top:12px;padding-bottom:12px}
  .airy .workspace{flex:1;min-height:0;padding-top:0;padding-bottom:16px;overflow:hidden}
  .airy .main-calendar{display:flex;flex-direction:column;min-height:0}
  .airy .calendar-surface{flex:1;min-height:0;display:flex;flex-direction:column;position:relative}
  .airy .weekdays{flex-shrink:0;padding:9px 0}
  .airy .month-grid{display:grid;grid-template-rows:repeat(var(--week-count,5),minmax(0,1fr));flex:1;min-height:0}
  .airy .week{min-height:0;overflow:hidden}
  .airy .day{padding-top:4px;padding-bottom:0;min-height:0}
  .airy .day-number{height:22px;margin-bottom:4px}
  .airy .day-items{gap:3px}
  .airy .event{height:20px;padding-top:1px;padding-bottom:1px;flex-shrink:0}
  .airy .spans{top:30px;gap:3px 0}
  .airy .span-event{height:20px;padding-top:1px;padding-bottom:1px}
  .airy .more{height:18px;line-height:16px;padding-top:0;padding-bottom:0;flex-shrink:0}
  .airy .calendar-footer{flex-shrink:0;padding:9px 16px}
  .airy .sidebar{min-height:0;overflow:auto;padding-top:12px}
  .airy .sidebar .filter-heading:first-child{margin-top:0}
  .airy .details{min-height:0;height:100%;overflow:auto}
  .airy .agenda{min-height:0;overflow:auto;flex:1}
  .airy .empty{position:static;flex:0 0 auto;display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:8px 14px;padding:10px 14px;background:var(--subtle);border-top:1px solid var(--line)}
  .airy .empty strong{font-size:13px}
  .airy .empty p{margin:0;font-size:11px}
  .airy .empty button{padding:4px 10px;font-size:11px}
}
@media(min-width:761px) and (max-width:1250px){
  .airy .app-header{gap:15px;padding-left:18px;padding-right:18px;flex-wrap:wrap}
  .airy .app-header .calendar-toolbar{gap:12px}
  .airy .app-header .month-heading h1{font-size:20px}
  .airy .app-header .calendar-actions{gap:8px}
  .airy .brand{gap:8px}
  .airy .brand strong{font-size:18px}
  .airy .brand-sub{font-size:8px;letter-spacing:1px}
  .airy .search-label{display:none}
  .airy .search input{width:100px}
}
@media(min-width:761px) and (max-width:1050px){
  .airy .app-header .calendar-toolbar{order:3;flex:1 0 100%;justify-content:space-between}
  .airy .app-header{row-gap:10px}
  body.airy.mobile-detail .details{top:124px}
}
@media(max-width:760px){
  .airy .app-header{padding:16px 18px;gap:14px}
  .airy .app-header .calendar-toolbar{order:3;flex:1 0 100%;justify-content:space-between;gap:12px}
  .airy .app-header .month-heading h1{font-size:23px}
  .airy .header-actions{flex-shrink:1}
  .airy .search input{width:100%}
  .airy .inline-filters{padding-top:14px}
}

/* School day overrides remain visible independently of event filters. */
.airy .day.weekend{background:#edf0f3}.airy .day.weekend .day-number{color:#687984}
.airy .day.day-off,.airy .day.day-off.today{background:#e3f2e7}
.airy .day.day-school,.airy .day.day-school.today{background:#fff}
.airy .day.day-school .day-number{color:var(--text)}
.airy .today .day-number{color:white!important}
.day-date{display:flex;align-items:center;justify-content:space-between;gap:3px;padding:0 6px;height:25px}
.airy .day-date .day-number{margin:0}
.day-badge{display:inline-flex;align-items:center;justify-content:center;white-space:nowrap;border-radius:4px;font-size:10px;font-weight:600;line-height:17px;padding:0 4px}
.day-badge.off{background:#23734c;color:white}.day-badge.school{background:#e2eef5;color:#255d76;border:1px solid #a3c5d7}
.day-plan-name{height:19px;line-height:18px;padding:0 6px;font-size:10px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:#246345}
.day-school .day-plan-name{color:#386478}
.airy .spans{top:50px}
.day-legend{display:flex;align-items:center;justify-content:flex-end;gap:14px;flex-wrap:wrap;padding:7px 16px 0;font-size:10px;color:var(--muted);flex-shrink:0}
.day-legend>span{display:inline-flex;align-items:center;gap:4px}
.legend-weekday:before,.legend-weekend:before,.legend-off:before{content:'';width:10px;height:10px;border:1px solid #c8d2d9;border-radius:2px;background:#fff}
.legend-weekend:before{background:#edf0f3}.legend-off:before{background:#e3f2e7;border-color:#94bca1}
.agenda-plan{font-size:12px;color:#286747;margin:4px 0 8px}.agenda-day.day-off{background:#e3f2e7;border-radius:8px;padding-left:8px;padding-right:8px}.agenda-day.day-school .agenda-plan{color:#28647b}
.saved-day-plans{margin-top:22px}.saved-day-plans h3{font-size:13px;margin-bottom:10px}#saved-plans{display:flex;flex-direction:column;gap:6px;max-height:180px;overflow:auto}#saved-plans button{text-align:left;font-size:12px}
@media(max-width:760px){.day-legend{justify-content:flex-start;padding:12px 18px}.agenda-date .day-badge{margin-top:5px}}

@media(min-width:761px){
  .airy .day-items{display:grid;grid-auto-rows:20px;row-gap:3px;padding-top:2px}
  .day-event-slot{min-width:0}
}

/* Weekly cards: one shared scrolling surface keeps all seven days aligned. */
.week-board{flex:1;min-height:0;overflow:auto;overscroll-behavior:contain}
.week-cards-content{min-width:770px;min-height:100%;display:flex;flex-direction:column}
.week-date-head,.week-bars,.week-card-columns{display:grid;grid-template-columns:repeat(7,minmax(0,1fr))}
.week-date-head{position:sticky;top:0;z-index:2;background:white;border-bottom:1px solid var(--line)}
.week-date{padding:10px 6px 5px;border-right:1px solid var(--line)}
.week-date>span{font-size:11px;color:var(--muted);padding:0 6px}
.week-date .day-date{height:35px}.week-date .day-number{font-size:20px;width:auto;min-width:29px;height:29px!important}
.week-all-day{padding:10px 0;background:#fbfcfd;border-bottom:1px solid var(--line)}
.week-all-day>p{font-size:10px;color:var(--muted);padding:0 10px 8px}.week-bars{gap:5px 0}
.week-bar{min-width:0;margin:0 4px;text-align:left;border:0;border-radius:5px;background:var(--event-bg);color:var(--event-color);padding:5px 7px;font-size:11px;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}
.week-card-columns{flex:1;min-height:260px}.week-card-column{padding:10px 6px;border-right:1px solid var(--line);min-width:0}
.week-card{display:block;width:100%;text-align:left;padding:10px 8px;margin-bottom:9px;border:1px solid var(--line);border-left:3px solid var(--event-color);background:var(--event-bg);border-radius:6px;overflow-wrap:anywhere}
.week-card time{display:block;font-size:11px;color:var(--event-color);font-weight:600;margin-bottom:6px}.week-card strong{display:block;font-size:12px;font-weight:600;line-height:1.65}.week-card small{display:block;font-size:10px;color:var(--muted);margin-top:7px}
.week-card.selected,.week-bar.selected{outline:2px solid var(--event-color);outline-offset:-2px}.week-card.cancelled strong,.week-bar.cancelled{text-decoration:line-through}.week-card.cancelled,.week-bar.cancelled{opacity:.65}
.week-card:hover,.week-bar:hover{background:var(--event-bg);filter:brightness(.97)}
.week-no-events{text-align:center;color:var(--muted);font-size:11px;padding:16px 0}.week-bars>.week-no-events{grid-column:1/-1;padding:0}
.week-date.weekend,.week-card-column.weekend{background:#edf0f3}.week-date.day-off,.week-card-column.day-off{background:#e3f2e7}.week-date.day-school,.week-card-column.day-school{background:white}
.week-mode .agenda{display:none!important}
@media(max-width:760px){
  .airy .view-switch{display:flex}.airy .app-header .calendar-toolbar{flex-wrap:wrap}.airy .app-header .calendar-actions{justify-content:space-between;width:100%}
  .week-board{height:65dvh;min-height:360px;flex:none}.week-mode .calendar-surface{min-width:0}
}
@media(min-width:761px){
  .week-cards-content{min-width:0}
}

/* Keep header controls anchored identically across calendar views. */
.airy .app-header .month-heading{flex:1;min-width:0}
.airy .app-header .month-heading h1{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* Date navigation stays beside the heading, independently of the view switch. */
.airy .app-header .date-controls{display:flex;align-items:center;gap:16px;min-width:0;flex:1}
.airy .app-header .date-controls .month-heading{flex:0 1 auto}
.airy .app-header .date-controls .date-nav{flex-shrink:0}
@media(max-width:760px){.airy .app-header .date-controls{flex:1 0 100%;gap:10px}.airy .app-header .calendar-actions{justify-content:flex-end}}

.exam-entry{color:var(--accent);font-size:12px;text-decoration:none;white-space:nowrap;padding:6px}

.section-nav{display:flex;align-items:center;gap:18px;flex-shrink:0;white-space:nowrap}
.section-nav a{color:var(--muted);text-decoration:none;padding:8px 0;font-size:14px;border-bottom:2px solid transparent}
.section-nav a.active{color:var(--accent);border-bottom-color:var(--accent)}
@media(min-width:1051px) and (max-width:1400px){.airy .app-header{flex-wrap:wrap}.airy .app-header .calendar-toolbar{order:3;flex:1 0 100%}}
@media(max-width:760px){.section-nav{gap:14px}.section-nav a{font-size:12px}}