/* Shell global ESEM + Agenda v0.9.0. Capa final, sin dependencias externas. */
:root{--campus-sidebar:248px;--agenda-class:#16888c;--agenda-exam:#3976a8;--agenda-assignment:#b7791f;--agenda-institutional:#5269a6;--agenda-expired:#a94a50}

/* Un único marco para todas las rutas autenticadas. */
.campus-shell{position:relative;display:grid;grid-template-columns:var(--campus-sidebar) minmax(0,1fr);min-height:100vh}
.campus-sidebar{position:sticky;top:0;z-index:20;display:flex;flex-direction:column;height:100vh;padding:22px 16px 16px;background:linear-gradient(180deg,#082f3d,#0a3d4c 58%,#0b4854);color:#fff;box-shadow:10px 0 34px rgba(8,47,61,.12)}
.campus-sidebar-brand{position:relative;display:grid;grid-template-columns:58px minmax(0,1fr);align-items:center;gap:12px;padding:12px 11px;border:1px solid rgba(151,227,222,.14);border-radius:19px;background:linear-gradient(145deg,rgba(255,255,255,.105),rgba(255,255,255,.035));box-shadow:0 16px 34px rgba(0,18,27,.16),inset 0 1px rgba(255,255,255,.08);overflow:hidden}
.campus-sidebar-brand:after{content:"";position:absolute;right:-24px;bottom:-31px;width:78px;height:78px;border:1px solid rgba(112,218,211,.13);border-radius:50%;pointer-events:none}
.campus-brand-mark{display:grid;place-items:center;flex:0 0 auto;width:58px;height:58px;padding:4px;border:1px solid rgba(255,255,255,.42);border-radius:17px;background:#fff;box-shadow:0 9px 22px rgba(0,18,27,.2);overflow:hidden}
.campus-brand-mark img{display:block;width:100%;height:100%;object-fit:contain;border-radius:13px}
.campus-brand-copy{position:relative;z-index:1;display:grid;gap:4px;min-width:0}.campus-brand-copy b{font-size:15px;font-weight:820;line-height:1.08;letter-spacing:-.015em}.campus-brand-copy small{color:rgba(232,249,248,.7);font-size:8px;font-weight:560;line-height:1.42}
.campus-sidebar-nav{display:grid;gap:5px;margin-top:22px;overflow:auto;scrollbar-width:thin}
.campus-sidebar-nav a{display:grid;grid-template-columns:34px minmax(0,1fr) auto;align-items:center;min-height:44px;padding:6px 9px;border:1px solid transparent;border-radius:12px;color:rgba(255,255,255,.72);font-size:12px;transition:background .16s ease,color .16s ease,transform .16s ease}
.campus-sidebar-nav a>span{display:grid;place-items:center;width:30px;height:30px;border-radius:9px;background:rgba(255,255,255,.055);font-size:15px}.campus-sidebar-nav a>b{font-weight:690}.campus-sidebar-nav a>em{display:grid;place-items:center;min-width:20px;height:20px;padding:0 5px;border-radius:99px;background:#d65a56;color:#fff;font-size:9px;font-style:normal;font-weight:800}
.campus-sidebar-nav a:hover{background:rgba(255,255,255,.07);color:#fff;transform:translateX(2px)}.campus-sidebar-nav a[aria-current="page"]{background:rgba(21,181,174,.2);border-color:rgba(128,228,220,.2);color:#fff}.campus-sidebar-nav a[aria-current="page"]>span{background:rgba(255,255,255,.12)}
.campus-nav-divider{height:1px;margin:9px 8px;background:rgba(255,255,255,.1)}
.campus-sidebar-account{display:grid;gap:8px;margin-top:auto;padding:15px 8px 2px;border-top:1px solid rgba(255,255,255,.1)}.campus-online{display:flex;align-items:center;gap:7px;color:#b6d8d5;font-size:9px;font-weight:750;text-transform:uppercase;letter-spacing:.08em}.campus-online i{width:7px;height:7px;border-radius:50%;background:#45d7aa;box-shadow:0 0 0 4px rgba(69,215,170,.12)}
.campus-sidebar-account>a{display:grid;gap:1px;padding:7px 0}.campus-sidebar-account strong{overflow:hidden;text-overflow:ellipsis;font-size:11px}.campus-sidebar-account small{color:rgba(255,255,255,.55);font-size:9px}.campus-sidebar-account .campus-switch-space{display:block;padding:7px 9px;border:1px solid rgba(255,255,255,.13);border-radius:9px;color:#d4e7e5;text-align:center;font-size:10px;font-weight:700}
.campus-sidebar-account form{margin:0}.campus-sidebar-account button{width:100%;min-height:34px;border:0;border-radius:9px;background:transparent;color:rgba(255,255,255,.62);font-size:10px;font-weight:720;cursor:pointer}.campus-sidebar-account button:hover{background:rgba(255,255,255,.08);color:#fff}
.campus-stage{min-width:0;min-height:100vh}.campus-stage>#main-content{min-width:0;min-height:calc(100vh - 72px)}.campus-mobile-header{display:none}
.campus-stage .shell,.campus-stage .page-shell{width:min(1280px,calc(100% - 56px));margin-inline:auto}.campus-stage .footer{padding-inline:28px}
body.canvas-student-page .student-dashboard-shell{width:min(1280px,calc(100% - 56px));padding:34px 0 46px}

/* Agenda: comandos, filtros y navegación. */
.agenda-workspace{width:min(1500px,calc(100% - 48px));margin:0 auto;padding:28px 0 48px}
.agenda-commandbar{display:flex;align-items:center;justify-content:space-between;gap:24px;margin-bottom:20px}.agenda-title-block h1{margin:2px 0 5px;font-size:clamp(32px,3vw,48px)}.agenda-title-block p{margin:0;color:var(--esem-slate-700)}.agenda-command-actions{display:flex;align-items:center;gap:9px}
.agenda-new-menu{position:relative;z-index:8}.agenda-new-menu>summary{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:10px 16px;border-radius:12px;background:var(--esem-petrol-800);color:#fff;font-size:12px;font-weight:780;cursor:pointer;list-style:none;box-shadow:0 8px 18px rgba(8,47,61,.14)}.agenda-new-menu>summary::-webkit-details-marker{display:none}
.agenda-new-panel{position:absolute;right:0;top:calc(100% + 8px);width:min(430px,calc(100vw - 32px));padding:18px;border:1px solid var(--esem-slate-200);border-radius:16px;background:#fff;box-shadow:0 20px 55px rgba(8,47,61,.2)}.agenda-new-panel>strong{font-size:17px}.agenda-new-panel>p{margin:3px 0 12px;color:var(--esem-slate-700);font-size:11px}.agenda-new-panel section{display:grid;gap:7px;padding:10px 0;border-top:1px solid var(--esem-slate-100)}.agenda-new-panel section>b{font-size:11px}.agenda-new-panel section>div{display:flex;flex-wrap:wrap;gap:6px}.agenda-new-panel section a,.agenda-institutional-link{padding:7px 9px;border:1px solid var(--esem-slate-200);border-radius:8px;color:var(--esem-petrol-800);font-size:10px;font-weight:750}.agenda-institutional-link{display:inline-flex;margin-top:8px}.agenda-menu-note{display:block;margin-top:11px;color:var(--esem-slate-700);font-size:10px;line-height:1.5}
.agenda-toolbar{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:12px 14px;border:1px solid var(--esem-slate-200);border-radius:16px 16px 0 0;background:#fff}.agenda-period-nav{display:flex;align-items:center;gap:7px}.agenda-period-nav h2{min-width:220px;margin:0 0 0 7px;font-size:18px;text-transform:capitalize}.agenda-icon-button{display:grid;place-items:center;width:38px;height:38px;border:1px solid transparent;border-radius:10px;background:transparent;color:var(--esem-petrol-800);font-size:24px;cursor:pointer}.agenda-icon-button:hover{background:var(--esem-slate-100)}
.agenda-view-switch{display:flex;padding:3px;border:1px solid var(--esem-slate-200);border-radius:11px;background:var(--esem-slate-100)}.agenda-view-switch button{min-height:34px;padding:7px 11px;border:0;border-radius:8px;background:transparent;color:var(--esem-slate-700);font-size:10px;font-weight:750;cursor:pointer}.agenda-view-switch button.active{background:#fff;color:var(--esem-petrol-900);box-shadow:var(--esem-shadow-xs)}
.agenda-filterbar{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:11px 14px;border:1px solid var(--esem-slate-200);border-top:0;background:#fbfcfc}.agenda-kind-filters{display:flex;align-items:center;gap:5px;flex-wrap:wrap}.agenda-kind-filters button{display:inline-flex;align-items:center;gap:6px;min-height:34px;padding:7px 10px;border:1px solid transparent;border-radius:9px;background:transparent;color:var(--esem-slate-700);font-size:10px;font-weight:720;cursor:pointer}.agenda-kind-filters button:hover,.agenda-kind-filters button.active{border-color:var(--esem-slate-200);background:#fff;color:var(--esem-petrol-900)}.event-dot{display:inline-block;width:8px;height:8px;border-radius:3px;background:var(--agenda-institutional)}.event-dot.class{background:var(--agenda-class)}.event-dot.exam{background:var(--agenda-exam)}.event-dot.assignment{background:var(--agenda-assignment)}
.agenda-course-filter{display:flex;align-items:center;gap:8px;margin:0}.agenda-course-filter>span{font-size:10px;color:var(--esem-slate-700);font-weight:750;white-space:nowrap}.agenda-course-filter select{min-width:170px;padding:8px 30px 8px 10px;border-radius:9px;font-size:10px}

/* Agenda: panel secundario y superficies de calendario. */
.agenda-layout{display:grid;grid-template-columns:230px minmax(0,1fr);gap:14px;align-items:start;margin-top:14px}.agenda-context-panel{display:grid;gap:12px}.agenda-mini-card,.agenda-upcoming-card,.agenda-legend,.agenda-calendar-card{border:1px solid var(--esem-slate-200);border-radius:16px;background:#fff;box-shadow:var(--esem-shadow-xs)}.agenda-mini-card,.agenda-upcoming-card,.agenda-legend{padding:14px}.agenda-mini-card>header,.agenda-upcoming-card>header{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px;font-size:11px}.agenda-mini-card>header button{border:0;background:transparent;color:var(--esem-teal-700);font-size:9px;font-weight:750;cursor:pointer}.agenda-upcoming-card>header span{display:grid;place-items:center;width:22px;height:22px;border-radius:8px;background:var(--esem-teal-100);color:var(--esem-teal-700);font-size:9px;font-weight:800}
[data-agenda-mini-calendar]>strong{display:block;margin-bottom:8px;font-size:11px;text-transform:capitalize}.agenda-mini-weekdays,.agenda-mini-days{display:grid;grid-template-columns:repeat(7,1fr);gap:2px}.agenda-mini-weekdays span{padding:3px;text-align:center;color:var(--esem-slate-500);font-size:8px;font-weight:750}.agenda-mini-days button,.agenda-mini-days span{position:relative;display:grid;place-items:center;min-width:0;height:25px;border:0;border-radius:7px;background:transparent;color:var(--esem-slate-700);font-size:8px}.agenda-mini-days button{cursor:pointer}.agenda-mini-days button:hover{background:var(--esem-slate-100)}.agenda-mini-days button.today{background:var(--esem-petrol-800);color:#fff;font-weight:800}.agenda-mini-days button.has-events:after{content:"";position:absolute;bottom:2px;width:3px;height:3px;border-radius:50%;background:var(--esem-teal-600)}.agenda-mini-days button.today:after{background:#fff}
.agenda-upcoming-card>div{display:grid}.agenda-upcoming-event{display:grid;grid-template-columns:34px 1fr;gap:8px;align-items:center;padding:9px 0;border:0;border-top:1px solid var(--esem-slate-100);background:transparent;text-align:left;cursor:pointer}.agenda-upcoming-event time{display:grid;place-items:center;height:34px;border-radius:9px;background:var(--esem-teal-100);color:var(--esem-teal-700);font-size:8px;font-weight:800}.agenda-upcoming-event.exam time{background:var(--esem-blue-100);color:var(--agenda-exam)}.agenda-upcoming-event.assignment time{background:var(--esem-amber-100);color:var(--esem-amber-700)}.agenda-upcoming-event span{overflow:hidden;text-overflow:ellipsis;font-size:10px;font-weight:690;white-space:nowrap}.agenda-upcoming-card p{margin:0;color:var(--esem-slate-500);font-size:10px}
.agenda-legend{display:grid;gap:8px}.agenda-legend>b{font-size:11px}.agenda-legend>span{display:flex;align-items:center;gap:7px;color:var(--esem-slate-700);font-size:9px}
.agenda-calendar-card{min-width:0;overflow:auto}.agenda-calendar-surface{min-height:620px}.agenda-month-view{display:grid;grid-template-columns:repeat(7,minmax(94px,1fr));min-width:680px}.agenda-weekday{padding:10px;border-bottom:1px solid var(--esem-slate-200);color:var(--esem-slate-500);font-size:9px;font-weight:750;text-align:center;text-transform:uppercase}.agenda-month-day{min-height:118px;padding:7px;border-right:1px solid var(--esem-slate-100);border-bottom:1px solid var(--esem-slate-100);background:#fff}.agenda-month-day:nth-child(7n+7){border-right:0}.agenda-month-day.outside{background:#fafcfc;color:#a2afb3}.agenda-month-day.today{background:#f2faf8}.agenda-day-number{display:grid;place-items:center;width:25px;height:25px;margin:0 0 5px auto;border:0;border-radius:50%;background:transparent;color:inherit;font-size:10px;font-weight:730;cursor:pointer}.agenda-month-day.today .agenda-day-number{background:var(--esem-petrol-800);color:#fff}.agenda-more-events{display:block;padding:3px;color:var(--esem-slate-500);font-size:8px}
.agenda-calendar-event{display:grid;grid-template-columns:auto minmax(0,1fr);gap:5px;width:100%;margin:3px 0;padding:6px 7px;border:0;border-left:3px solid var(--agenda-institutional);border-radius:7px;background:#eef1fb;color:#33466e;text-align:left;cursor:pointer}.agenda-calendar-event.class{border-left-color:var(--agenda-class);background:#e7f6f4;color:#155f62}.agenda-calendar-event.exam{border-left-color:var(--agenda-exam);background:#eaf2f8;color:#315f86}.agenda-calendar-event.assignment{border-left-color:var(--agenda-assignment);background:#fff3dc;color:#7d5819}.agenda-calendar-event.is-past{filter:saturate(.65);opacity:.68}.agenda-calendar-event time{font-size:8px;font-weight:780}.agenda-calendar-event span{overflow:hidden;text-overflow:ellipsis;font-size:9px;font-weight:720;white-space:nowrap}.agenda-calendar-event small{grid-column:2;color:inherit;font-size:8px;opacity:.72}.agenda-calendar-event.compact{grid-template-columns:1fr}.agenda-calendar-event.compact time{display:none}.agenda-calendar-event.compact span{grid-column:1}
.agenda-year-view{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;padding:14px}.agenda-year-month{padding:13px;border:1px solid var(--esem-slate-200);border-radius:13px}.agenda-year-month-title{margin-bottom:7px;border:0;background:transparent;color:var(--esem-petrol-900);font-size:12px;font-weight:780;text-transform:capitalize;cursor:pointer}.agenda-year-month .agenda-mini-days button{height:28px}
.agenda-time-scroller{overflow:auto}.agenda-time-grid{display:grid;grid-template-columns:58px repeat(7,minmax(118px,1fr));min-width:880px}.agenda-time-grid.days-1{grid-template-columns:66px minmax(300px,1fr);min-width:0}.agenda-time-corner,.agenda-time-day-head{position:sticky;top:0;z-index:2;min-height:44px;padding:10px;border:0;border-right:1px solid var(--esem-slate-100);border-bottom:1px solid var(--esem-slate-200);background:#fff;color:var(--esem-slate-700);font-size:9px;font-weight:750}.agenda-time-day-head{cursor:pointer}.agenda-time-day-head.today{color:var(--esem-teal-700);background:#f1faf8}.agenda-hour-label{padding:9px;border-right:1px solid var(--esem-slate-200);border-bottom:1px solid var(--esem-slate-100);color:var(--esem-slate-500);font-size:9px;text-align:center}.agenda-hour-cell{min-height:64px;padding:4px;border-right:1px solid var(--esem-slate-100);border-bottom:1px solid var(--esem-slate-100)}
.agenda-list-view{padding:8px 18px 22px}.agenda-list-date{position:sticky;top:0;z-index:1;margin:14px 0 4px;padding:9px 4px 7px;border-bottom:1px solid var(--esem-slate-200);background:#fff;font-size:13px}.agenda-list-event{display:grid;grid-template-columns:64px minmax(0,1fr) 20px;align-items:center;width:100%;padding:13px 8px;border:0;border-bottom:1px solid var(--esem-slate-100);background:#fff;text-align:left;cursor:pointer}.agenda-list-event:hover{background:#f8fbfa}.agenda-list-event time{color:var(--esem-teal-700);font-size:10px;font-weight:780}.agenda-list-copy{display:grid;gap:2px}.agenda-list-copy b{font-size:12px}.agenda-list-copy small{color:var(--esem-slate-700);font-size:9px}.agenda-list-arrow{color:var(--esem-slate-500);font-size:20px}.agenda-calendar-empty{display:grid;place-items:center;align-content:center;min-height:430px;padding:30px;color:var(--esem-slate-500);text-align:center}.agenda-calendar-empty b{color:var(--esem-slate-700);font-size:15px}.agenda-calendar-empty span{font-size:11px}

/* Exportación y detalle. */
.agenda-export-panel{margin:14px 0;border:1px solid var(--esem-slate-200);border-radius:14px;background:#fff}.agenda-export-panel>summary{padding:13px 16px;color:var(--esem-petrol-800);font-size:11px;font-weight:750;cursor:pointer}.agenda-export-panel .calendar-bulk-form{margin:0;padding:0 14px 14px}.agenda-export-events{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:7px;margin-top:9px}.agenda-export-events label{display:grid;grid-template-columns:18px 1fr;align-items:center;gap:8px;margin:0;padding:9px;border:1px solid var(--esem-slate-100);border-radius:9px}.agenda-export-events input{width:16px;height:16px;margin:0}.agenda-export-events span{display:grid}.agenda-export-events b{font-size:10px}.agenda-export-events small{color:var(--esem-slate-700);font-size:8px}
.agenda-event-dialog{width:min(600px,calc(100vw - 28px));padding:26px;border:0;border-top:6px solid var(--agenda-institutional);border-radius:20px;color:var(--esem-slate-950);box-shadow:0 28px 80px rgba(8,47,61,.26)}.agenda-event-dialog.kind-class{border-top-color:var(--agenda-class)}.agenda-event-dialog.kind-exam{border-top-color:var(--agenda-exam)}.agenda-event-dialog.kind-assignment{border-top-color:var(--agenda-assignment)}.agenda-event-dialog::backdrop{background:rgba(4,29,37,.52);backdrop-filter:blur(3px)}.agenda-dialog-close{position:absolute;top:13px;right:13px;display:grid;place-items:center;width:34px;height:34px;border:0;border-radius:10px;background:var(--esem-slate-100);color:var(--esem-slate-700);font-size:21px;cursor:pointer}.agenda-dialog-kind{display:inline-flex;margin-bottom:8px;padding:5px 8px;border-radius:8px;background:var(--esem-teal-100);color:var(--esem-teal-700);font-size:9px;font-weight:780;text-transform:uppercase}.agenda-event-dialog h2{margin:0 40px 6px 0;font-size:26px}.agenda-event-dialog>p{color:var(--esem-slate-700);font-size:12px}.agenda-event-dialog dl{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:18px 0}.agenda-event-dialog dl>div{padding:10px;border-radius:10px;background:var(--esem-slate-100)}.agenda-event-dialog dt{color:var(--esem-slate-500);font-size:8px;font-weight:750;text-transform:uppercase}.agenda-event-dialog dd{margin:2px 0 0;font-size:11px;font-weight:690}.agenda-dialog-actions{display:flex;flex-wrap:wrap;gap:8px}.agenda-dialog-actions a{font-size:10px}.agenda-dialog-actions [hidden]{display:none!important}

@media(min-width:1450px){.agenda-year-view{grid-template-columns:repeat(4,minmax(0,1fr))}}
@media(max-width:1080px){.agenda-layout{grid-template-columns:1fr}.agenda-context-panel{grid-template-columns:220px minmax(0,1fr);order:2}.agenda-legend{display:none}.agenda-year-view{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:860px){
  .campus-shell{display:block}.campus-sidebar{display:none}.campus-mobile-header{position:sticky;top:0;z-index:14;display:flex;align-items:center;justify-content:space-between;height:70px;padding:0 max(14px,var(--safe-area-right));border-bottom:1px solid var(--esem-slate-200);background:rgba(255,255,255,.94);backdrop-filter:blur(15px)}.campus-mobile-brand{display:flex;align-items:center;gap:9px;min-width:0}.campus-mobile-brand .campus-brand-mark{width:40px;height:40px;padding:3px;border-color:#d8e3e5;border-radius:12px;box-shadow:0 5px 14px rgba(9,51,63,.12)}.campus-mobile-brand .campus-brand-mark img{border-radius:9px}.campus-mobile-brand b{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:12px}.campus-stage .shell,.campus-stage .page-shell,body.canvas-student-page .student-dashboard-shell{width:min(100% - 28px,760px);padding-top:22px}.campus-stage .footer{padding-inline:16px}
  .agenda-workspace{width:calc(100% - 28px);padding-top:20px}.agenda-commandbar{align-items:flex-start}.agenda-toolbar{align-items:stretch;flex-direction:column}.agenda-view-switch{display:grid;grid-template-columns:repeat(5,1fr)}.agenda-period-nav h2{min-width:0}.agenda-filterbar{align-items:stretch;flex-direction:column}.agenda-course-filter{justify-content:space-between}.agenda-course-filter select{width:auto}.agenda-context-panel{grid-template-columns:1fr 1fr}.agenda-year-view{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media(max-width:560px){
  .agenda-commandbar{display:grid}.agenda-command-actions{display:grid;grid-template-columns:1fr 1fr}.agenda-new-menu>summary,.agenda-command-actions>.secondary{width:100%}.agenda-new-panel{left:0;right:auto}.agenda-period-nav{display:grid;grid-template-columns:auto 38px 38px 1fr}.agenda-period-nav h2{grid-column:1/-1;margin:4px 0 0;font-size:16px}.agenda-view-switch{overflow:auto}.agenda-view-switch button{padding-inline:8px}.agenda-kind-filters{display:grid;grid-template-columns:repeat(2,1fr)}.agenda-kind-filters button{justify-content:flex-start}.agenda-context-panel{grid-template-columns:1fr}.agenda-mini-card,.agenda-legend{display:none}.agenda-upcoming-card{order:2}.agenda-year-view{grid-template-columns:1fr}.agenda-calendar-surface{min-height:480px}.agenda-month-view{min-width:620px}.agenda-export-events{grid-template-columns:1fr}.calendar-bulk-toolbar>div:last-child{display:grid;width:100%}.agenda-event-dialog{padding:22px 17px}.agenda-event-dialog dl{grid-template-columns:1fr}.agenda-dialog-actions{display:grid}.agenda-dialog-actions a{width:100%}
}
@media(prefers-reduced-motion:reduce){.campus-sidebar-nav a{transition:none}}