:root{--bg:#f5f6f8;--card:#fff;--pri:#2563eb;--ok:#16a34a;--warn:#d97706;--err:#dc2626;--mut:#6b7280;--bd:#e5e7eb}
*{box-sizing:border-box}body{margin:0;font-family:system-ui,Arial,sans-serif;background:var(--bg);color:#111}
.topbar{display:flex;justify-content:space-between;align-items:center;background:#1e293b;color:#fff;padding:.7rem 1.2rem;flex-wrap:wrap;gap:.5rem}
.topbar a{color:#fff;text-decoration:none;margin-left:1rem}.topbar .brand{font-weight:700;font-size:1.2rem;margin:0}
.topbar nav a:hover{text-decoration:underline}
.container{max-width:960px;margin:1.5rem auto;padding:0 1rem}
.footer{text-align:center;color:var(--mut);padding:2rem;font-size:.9rem}
.card{background:var(--card);border:1px solid var(--bd);border-radius:10px;padding:1.2rem;margin-bottom:1rem}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:1rem}
.room h2{margin:.2rem 0}.muted{color:var(--mut);font-size:.9rem}.price{font-size:.9rem}
.btn,button{cursor:pointer}.btn{display:inline-block;background:var(--pri);color:#fff;padding:.5rem .9rem;border-radius:8px;text-decoration:none}
.form{display:flex;flex-direction:column;gap:.7rem;max-width:380px}
.form label{display:flex;flex-direction:column;font-size:.9rem;gap:.25rem}
.form input{padding:.5rem;border:1px solid var(--bd);border-radius:6px}
.form .check{flex-direction:row;align-items:center;gap:.4rem}
.form button{background:var(--pri);color:#fff;border:0;padding:.6rem;border-radius:8px}
.alert{background:#fee2e2;color:var(--err);padding:.7rem;border-radius:8px}
.ok{background:#dcfce7;color:var(--ok);padding:.7rem;border-radius:8px}
.dateform{margin:1rem 0;display:flex;gap:.8rem;align-items:center}
.dateform input{padding:.4rem;border:1px solid var(--bd);border-radius:6px}
.legend{display:flex;gap:.5rem;margin:.5rem 0 1rem;flex-wrap:wrap}
.legend .slot{cursor:default}
.slots{display:grid;grid-template-columns:repeat(auto-fill,minmax(110px,1fr));gap:.5rem}
.slot-form{margin:0}
.slot{display:block;width:100%;text-align:center;padding:.5rem;border-radius:6px;border:1px solid var(--bd);font-size:.85rem;text-decoration:none;color:#111}
.slot.free{background:#dcfce7;border-color:#86efac}.slot.free:hover{background:#bbf7d0}
button.slot.free{cursor:pointer}
.slot.confirmed{background:#e5e7eb;color:var(--mut)}
.slot.requested{background:#fef3c7;color:#92400e}
.slot.blocked{background:#fed7aa;color:#9a3412}
.table{width:100%;border-collapse:collapse;background:#fff}
.table th,.table td{border:1px solid var(--bd);padding:.5rem;text-align:left;font-size:.9rem}
.badge{padding:.15rem .5rem;border-radius:99px;font-size:.8rem}
.badge.requested{background:#fef3c7;color:#92400e}.badge.confirmed{background:#dcfce7;color:#166534}
.badge.rejected{background:#fee2e2;color:#991b1b}.badge.cancelled{background:#e5e7eb;color:#6b7280}
.link{background:none;border:0;color:var(--err);cursor:pointer;text-decoration:underline;padding:0}

.room-desc{margin:.5rem 0 1rem;line-height:1.5}
.room-desc ul,.room-desc ol{margin:.4rem 0 .4rem 1.2rem}
.weekgrid{border-collapse:collapse;width:100%;font-size:.8rem}
.weekgrid th,.weekgrid td{border:1px solid var(--bd);padding:2px;text-align:center;vertical-align:middle}
.weekgrid th{background:#f1f5f9}
.weekgrid .timecol{white-space:nowrap;background:#f8fafc;font-weight:600}
.weekgrid .slot{display:block;padding:.3rem;border-radius:4px;font-size:.72rem}
.slot.closed{background:#f3f4f6;color:#cbd5e1}
.weekgrid td a.slot.free{cursor:pointer}

/* Kompaktes, farbiges Wochen-Gitter (Admin Raum-Wochenplan) – freie Zeiten als große Blöcke (rowspan) */
.rwgrid{border-collapse:collapse;width:100%;table-layout:fixed}
.rwgrid th{background:#f1f5f9;border:1px solid var(--bd);padding:.2rem;font-size:.72rem;font-weight:600;line-height:1.2}
.rwgrid th.rw-today{background:#dbeafe}
.rwgrid td.rwc{border:1px solid #fff;vertical-align:top;padding:.16rem .3rem;font-size:.7rem;line-height:1.2;width:14.28%;word-break:break-word;height:1.3rem}
.rwgrid td.rwc.free{background:#dcfce7}
.rwgrid td.rwc.closed{background:#f3f4f6}
.rwgrid td.rwc.confirmed{background:#e5e7eb;color:#374151}
.rwgrid td.rwc.requested{background:#fef3c7;color:#92400e}
.rwgrid td.rwc.blocked{background:#fed7aa;color:#9a3412}
.rwgrid td.rwc.course{background:#fecaca;color:#991b1b}
.rwgrid td.rwc.external{background:#ede9fe;color:#5b21b6}
.rwgrid td.rwc .rw-t{font-weight:700;white-space:nowrap;display:block}
.rwgrid td.rwc a{color:inherit;text-decoration:none}

.slot.external{background:#ede9fe;color:#5b21b6}
.slot-pick{cursor:pointer;display:flex;align-items:center;gap:.3rem;justify-content:center}
.slot-pick input{margin:0}
.slot-pick:has(input:checked){outline:2px solid var(--pri);background:#bbf7d0}

/* Vergangene, nicht mehr buchbare Frei-Slots ausgrauen */
.slot.free.past{background:#f3f4f6;border-color:#e5e7eb;color:#9ca3af;cursor:default;pointer-events:none}
.slot.free.past:hover{background:#f3f4f6}

/* Tagesplan in der Genehmigen-Ansicht */
.dayplan-details{margin-top:.6rem}
.dayplan-details summary{cursor:pointer;color:var(--mut);font-size:.85rem}
.dayplan{margin:.5rem 0 .2rem}
.dayplan-strip{display:flex;flex-wrap:wrap;gap:2px;margin:.3rem 0}
.dpslot{font-size:.66rem;padding:.12rem .3rem;border-radius:3px;border:1px solid var(--bd);min-width:2.6rem;text-align:center;color:#111}
.dpslot.free{background:#dcfce7;border-color:#86efac}
.dpslot.free.past{background:#f3f4f6;border-color:#e5e7eb;color:#9ca3af}
.dpslot.confirmed{background:#e5e7eb;color:#374151}
.dpslot.requested{background:#fef3c7;color:#92400e}
.dpslot.blocked{background:#fed7aa;color:#9a3412}
.dpslot.course{background:#fecaca;color:#991b1b}
.dpslot.external{background:#ede9fe;color:#5b21b6}
.dpslot.closed{background:#f3f4f6;color:#cbd5e1}
.dpslot.hl{outline:2px solid var(--pri,#2563eb);font-weight:700}
.dayplan-list{margin:.3rem 0 0;padding-left:1.1rem;font-size:.85rem}
.dayplan-list li{margin:.15rem 0}

.livebadge{display:inline-block;padding:.2rem .6rem;border-radius:99px;font-size:.8rem;font-weight:600}
.livebadge.free{background:#dcfce7;color:#166534}
.livebadge.busy{background:#fee2e2;color:#991b1b}
.livebadge.closed{background:#e5e7eb;color:#6b7280}

.slot.course{background:#fecaca;color:#991b1b}

.calgrid{width:100%;border-collapse:collapse;table-layout:fixed}
.calgrid th{background:#f1f5f9;border:1px solid var(--bd);padding:4px;font-size:.8rem}
.calgrid td{border:1px solid var(--bd);vertical-align:top;height:90px;padding:3px;font-size:.72rem}
.calgrid td.outmonth{background:#f8fafc;color:#cbd5e1}
.calgrid td.today{background:#eff6ff}
.calgrid .daynum{font-weight:700;color:#64748b;font-size:.75rem}
.calev{background:#fde2e4;color:#9d174d;border-radius:4px;padding:2px 4px;margin:2px 0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
/* In der Monats-/Kalendertabelle jedes Angebot in einer eigenen Zeile (statt nebeneinander) */
.calgrid .calev{display:block}

.sortable thead th{user-select:none}
.filterrow th{background:#fff;padding:2px}
.filterrow input{width:100%;box-sizing:border-box;padding:3px;border:1px solid var(--bd);border-radius:4px;font-size:.8rem;font-weight:400}

.calev-cancel{text-decoration:line-through;opacity:.7}
.calev-x{text-decoration:none;display:inline-block;background:#fee2e2;color:#991b1b;border-radius:4px;padding:0 4px;font-size:.65rem;font-weight:700}
.calev-note{display:block;text-decoration:none;font-size:.68rem;opacity:.85}

tr.rowlink{cursor:pointer}
tr.rowlink:hover td{background:#f1f5f9}

/* Admin Raum-Wochenplan: Kurs-Slot mit Name + Zeit */
.weekgrid a.rw-course{display:block;text-decoration:none;color:#991b1b;padding:2px}
.weekgrid a.rw-course:hover{background:#fecaca}
.rw-cname{display:block;font-weight:600;font-size:.72rem;line-height:1.15;white-space:normal;word-break:break-word}
.rw-ctime{display:block;font-size:.66rem;opacity:.85;font-variant-numeric:tabular-nums}
.weekgrid td .slot.course{min-height:1.2rem}

.weekgrid .slot{white-space:normal;word-break:break-word;line-height:1.15}

/* Dezente, kleinere Legende */
.legend-sm{display:flex;flex-wrap:wrap;align-items:center;gap:.3rem;margin:.3rem 0 .6rem;font-size:.72rem}
.legend-sm .slot{display:inline-block;width:auto;min-height:0;padding:.1rem .45rem;font-size:.68rem;line-height:1.4;border-radius:4px;cursor:default}