:root{--brand:#17466f;--brand-soft:#e6f0fa;--sidebar-width:295px;--border-color:#e3e9f0;--surface:#fff;--canvas:#f5f7fb;--ink:#1a2e42}
[data-bs-theme=dark]{--brand:#6fb5ee;--brand-soft:#172e42;--border-color:#304053;--surface:#1b2735;--canvas:#121a24;--ink:#e8f1fb}
*{box-sizing:border-box}body{font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;background:var(--canvas);color:var(--ink);margin:0}
.btn-primary{--bs-btn-bg:#175a93;--bs-btn-border-color:#175a93;--bs-btn-hover-bg:#114c7e;--bs-btn-hover-border-color:#114c7e}.btn-outline-primary{--bs-btn-color:var(--brand);--bs-btn-border-color:var(--brand);--bs-btn-hover-bg:#175a93;--bs-btn-hover-border-color:#175a93}
.brand-mark{width:52px;height:52px;border-radius:15px;background:linear-gradient(140deg,#0e3556,#286ca1);color:#fff;display:grid;place-items:center;font-size:28px;font-weight:900;letter-spacing:-.08em;box-shadow:0 6px 18px #143c6133}.brand-mark span{color:#f9c46a}.small-mark{width:41px;height:41px;font-size:22px;border-radius:12px}
.eyebrow{font-size:.64rem;letter-spacing:.16em;font-weight:800;color:#7a91a9}.micro{font-size:.76rem;line-height:1.5}.auth-wrap{min-height:100svh;display:grid;place-items:center;padding:22px;background:radial-gradient(circle at 10% 0%,#d9ebfa 0,transparent 45%),var(--canvas)}[data-bs-theme=dark] .auth-wrap{background:radial-gradient(circle at 10% 0%,#172f48 0,transparent 45%),var(--canvas)}.auth-card{max-width:490px;width:100%;padding:38px;background:var(--surface);border:1px solid var(--border-color);border-radius:22px}.auth-card .brand-mark{margin-bottom:22px}.auth-card label{font-size:.87rem;font-weight:600}.auth-card .form-control{font-weight:400}
.layout{min-height:100svh;display:flex}.sidebar{width:var(--sidebar-width);flex:0 0 var(--sidebar-width);background:var(--surface);border-right:1px solid var(--border-color);display:flex;flex-direction:column;position:sticky;top:0;height:100svh;z-index:10}.sidebar-head{padding:24px 20px 22px;border-bottom:1px solid var(--border-color);display:flex;align-items:center;justify-content:space-between}.sidebar-body{padding:22px 17px;overflow-y:auto;flex:1;min-height:0}.sidebar-foot{padding:16px;border-top:1px solid var(--border-color)}.pill-count{border-radius:30px;background:var(--brand-soft);color:var(--brand);font-size:.72rem;padding:3px 10px;font-weight:700}.course-list{display:grid;gap:7px}.course-item{display:flex;gap:11px;align-items:flex-start;border:1px solid transparent;border-radius:11px;padding:10px 8px;cursor:pointer;transition:background-color .2s}.course-item:hover{background:var(--canvas);border-color:var(--border-color)}.course-item .form-check-input{flex-shrink:0;margin:3px 0 0}.course-label{display:grid;gap:3px;min-width:0}.course-name{font-weight:600;font-size:.85rem;line-height:1.4;overflow-wrap:anywhere}.course-count{font-size:.73rem;color:var(--bs-secondary-color)}.main-shell{flex:1;min-width:0}.topbar{height:86px;padding:0 32px;border-bottom:1px solid var(--border-color);background:var(--surface);display:flex;justify-content:space-between;align-items:center}.content{padding:26px 30px 50px;max-width:1800px;margin:auto}.cal-card{border-radius:18px;border:1px solid var(--border-color);background:var(--surface);padding:22px;box-shadow:0 12px 35px #152b4210}.hint{font-size:.78rem;color:var(--bs-secondary-color);text-align:center;padding:18px 0}.description-pre{white-space:pre-wrap;overflow-wrap:anywhere;max-height:230px;overflow-y:auto}.justify-self-start{justify-self:start}
/* Calendrier */
.fc{--fc-border-color:var(--border-color);--fc-neutral-bg-color:var(--canvas);--fc-page-bg-color:var(--surface);--fc-today-bg-color:rgba(40,123,191,.075);--fc-event-bg-color:#2374b8;--fc-event-border-color:#2374b8;--fc-event-text-color:white;font-size:.87rem;color:var(--ink)}.fc .fc-toolbar-title{font-weight:800;font-size:1.25rem}.fc .fc-button-primary{background:var(--surface);color:var(--ink);border-color:var(--border-color);box-shadow:none!important;font-weight:600;font-size:.78rem}.fc .fc-button-primary:hover,.fc .fc-button-primary:not(:disabled).fc-button-active{background:#175a93;border-color:#175a93;color:white}.fc .fc-col-header-cell-cushion,.fc .fc-daygrid-day-number{color:var(--ink);text-decoration:none}.fc .fc-daygrid-event{border-radius:5px}.fc .fc-timegrid-event{border-radius:7px;box-shadow:0 2px 6px #14528a24}.fc .fc-event{cursor:pointer}.fc .fc-event.past-course{opacity:.75}.fc .fc-list-event:hover td{background:var(--canvas)}.fc .fc-list-day-cushion{background:var(--canvas)}.course-event{padding:1px 3px;line-height:1.28;overflow:hidden}.fc-time-custom{font-size:.75rem;font-weight:700}.fc-title-custom{font-size:.79rem;font-weight:600}.fc .fc-daygrid-day.fc-day-today{background:var(--fc-today-bg-color)}.fc .fc-timegrid-slot-label-cushion{font-size:.72rem;color:var(--bs-secondary-color)}.fc .fc-scrollgrid{border-radius:7px;overflow:hidden}
@media(max-width:1100px){.content{padding:18px}.cal-card{padding:14px}.topbar{padding:0 20px}}
@media(max-width:991px){.sidebar{position:fixed;left:0;top:0;bottom:0;transform:translateX(-102%);transition:transform .2s;box-shadow:15px 0 40px #0002}.sidebar.is-open{transform:translateX(0)}.main-shell{width:100%}}
@media(max-width:767px){.topbar{height:76px;padding:0 12px}.topbar h1{font-size:1rem}.topbar .btn{font-size:.8rem;padding:6px 9px}.content{padding:10px}.cal-card{padding:9px;border-radius:12px}.fc .fc-toolbar{gap:10px;align-items:flex-start}.fc .fc-toolbar-title{font-size:1rem}.fc .fc-toolbar-chunk{min-width:0}.fc .fc-button{padding:5px 7px;font-size:.7rem}.auth-card{padding:24px}.fc .fc-timegrid-slot{height:1.7em}}

.hidden-session{padding:8px 12px;border:1px solid var(--border-color);border-radius:10px;background:var(--canvas)}