.bus-panel{background:var(--surface,#fff);border:1px solid var(--line,#ccd6dc);border-radius:10px;padding:20px;margin:18px 0}.bus-toolbar{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}.bus-toolbar h2,.bus-toolbar h3{margin:0}.bus-meta{display:flex;gap:24px;flex-wrap:wrap}.bus-meta div{min-width:140px;max-width:100%}.bus-meta dt{font-size:.85em;color:var(--muted,#586775)}.bus-meta dd{margin:5px 0;white-space:pre-wrap;overflow-wrap:anywhere}.bus-table{width:100%;border-collapse:collapse}.bus-table th,.bus-table td{text-align:left;padding:10px;border-bottom:1px solid var(--line,#ccd6dc)}.bus-passengers{display:flex;gap:24px;flex-wrap:wrap}.bus-passengers ul{padding-left:18px}.bus-filters{display:flex;gap:14px;align-items:end;flex-wrap:wrap;margin:18px 0}.bus-filters label,.bus-dialog label{display:grid;gap:7px}.bus-check{display:flex!important;align-items:center;gap:8px}.bus-check input{width:auto}.bus-dialog{width:min(620px,calc(100vw - 32px));max-height:90vh;border:1px solid var(--line,#ccd6dc);border-radius:14px;padding:24px;font-family:inherit;overflow:auto}.bus-dialog::backdrop{background:#10202c66}.bus-dialog form{display:grid;gap:16px}.bus-dialog input,.bus-dialog textarea,.bus-dialog select{width:100%;font:inherit;box-sizing:border-box}.bus-dialog .bus-check input{width:auto}.bus-picker{max-height:330px;overflow:auto;border:1px solid var(--line,#ccd6dc);padding:10px}.bus-picker label{padding:6px}.bus-picker [hidden]{display:none!important}#bus-print-output{display:none}#buses-page .tabs [aria-current=page]{font-weight:bold;border-bottom:3px solid var(--green,#265237)}@media(max-width:650px){.bus-panel{padding:14px}.bus-filters label{width:100%}.bus-toolbar .actions{flex-wrap:wrap}.bus-table{font-size:.88em}}@media print{@page{size:A4 portrait;margin:14mm}body.printing-buses>*{display:none!important}body.printing-buses>#bus-print-output{display:block!important;font-size:10pt;color:#000;background:#fff}.bus-print-page{break-before:page}.bus-print-page:first-child{break-before:auto}.bus-print-page h1{font-size:20pt}.bus-print-page table{width:100%;border-collapse:collapse}.bus-print-page th,.bus-print-page td{padding:7px;border:1px solid #aaa;text-align:left}.bus-print-page thead{display:table-header-group}.bus-print-page tr{break-inside:avoid}.bus-print-page .bus-meta{gap:14px}.bus-print-page header{break-inside:avoid}.bus-print-page .bus-meta dd{color:#000}.bus-print-page .bus-meta dt{color:#444}}
.bus-columns{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;align-items:start}.bus-columns>.bus-panel{margin:0;padding:14px;min-width:0}.bus-columns .bus-toolbar{display:block}.bus-columns .bus-toolbar h2{font-size:1.15rem;overflow-wrap:anywhere}.bus-columns .bus-toolbar h2 small{display:block;font-size:.8rem;margin-top:5px}.bus-columns .actions{display:flex;gap:6px;flex-wrap:wrap;margin:12px 0}.bus-columns .actions button{font-size:.75rem;padding:7px 9px}.bus-columns .bus-meta{display:grid;gap:7px;margin:12px 0}.bus-columns .bus-meta div{min-width:0}.bus-columns .bus-meta dt{font-size:.75rem}.bus-columns .bus-meta dd{font-size:.85rem;margin:3px 0}.bus-columns h3{font-size:.9rem;margin:14px 0 6px}.bus-columns .bus-passengers{display:block}.bus-columns .bus-passengers h3{font-size:.8rem;margin:10px 0 4px;color:var(--muted,#586775)}.bus-columns .bus-passengers ul{list-style:none;padding:0;margin:0}.bus-columns .bus-passengers li{font-size:.85rem;padding:4px 0;overflow-wrap:anywhere}.bus-columns>.bus-panel>a{display:block;margin-top:16px;font-size:.85rem}@media(max-width:1000px){.bus-columns{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:600px){.bus-columns{grid-template-columns:1fr}}
.bus-involved{border:1px solid var(--line,#ccd6dc);border-radius:8px;padding:12px;display:grid;gap:10px;min-width:0}.bus-involved legend{font-weight:bold}.bus-involved .bus-picker{max-height:170px}.bus-selected-student{display:inline-flex;align-items:center;gap:5px;background:var(--surface-soft,#eff4f1);border:1px solid var(--line,#ccd6dc);border-radius:20px;padding:4px 8px;font-size:.85rem;margin:3px}.bus-selected-student button{padding:0 4px;min-width:0;border:0;background:transparent}

/* Align each row of four buses while keeping every active passenger visible. */
.bus-columns{gap:20px 16px;align-items:stretch;margin-top:16px}
.bus-columns>.bus-panel{display:grid;grid-template-rows:subgrid;grid-row:span 5;row-gap:0;padding:18px;overflow:hidden}
.bus-columns .bus-toolbar{padding-bottom:14px;border-bottom:1px solid var(--line,#ccd6dc)}
.bus-columns .bus-toolbar h2{font-size:1.2rem;line-height:1.4}
.bus-columns .actions{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin:14px 0 0}
.bus-columns .actions button{margin:0;min-height:36px;line-height:1.35;padding:7px;font-size:.78rem;white-space:normal}
.bus-columns .actions button:last-child:nth-child(3){grid-column:1/-1}
.bus-columns .bus-meta{align-content:start;gap:12px;margin:16px 0}
.bus-columns .bus-meta dd{line-height:1.5;margin:3px 0 0}
.bus-columns>.bus-panel>h3{padding-top:14px;border-top:1px solid var(--line,#ccd6dc);margin:0 0 10px}
.bus-columns .bus-passengers{padding-bottom:16px}
.bus-columns .bus-passengers li{padding:7px 0;border-bottom:1px solid var(--line,#ccd6dc);line-height:1.45}
.bus-columns>.bus-panel>a{margin:0;padding-top:12px;border-top:1px solid var(--line,#ccd6dc);font-size:.85rem;align-self:end}
@media(max-width:600px){.bus-columns>.bus-panel{display:block}.bus-columns .bus-toolbar h2{font-size:1.15rem}}
/* Distinguish bus identity, operational details and passenger groups. */
.bus-columns>.bus-panel{border-top:4px solid var(--green,#265237)}
.bus-columns .bus-toolbar h2{color:var(--green,#265237);display:flex;align-items:center;justify-content:space-between;gap:10px}
.bus-columns .bus-toolbar h2 small{display:inline-block;margin:0;background:#eaf1ec;color:#253a2c;border-radius:20px;padding:5px 9px;font-weight:600;white-space:nowrap}
.bus-columns .bus-meta{display:flex;flex-wrap:wrap;align-content:start;align-items:flex-start;gap:8px}
.bus-columns .bus-meta>div{display:flex;flex-wrap:wrap;align-items:baseline;gap:5px 8px;background:#f1f4f6;border:1px solid #dce3e8;border-radius:10px;padding:8px 10px;max-width:100%;box-sizing:border-box}
.bus-columns .bus-meta>div:last-child{flex-basis:100%;background:#f0f5ef;border-color:#dbe5d7}
.bus-columns .bus-meta dt{font-size:.72rem;font-weight:600;color:#52616c}
.bus-columns .bus-meta dd{font-size:.84rem;margin:0;color:#202d35;overflow-wrap:anywhere}
.bus-columns .bus-passengers h3{display:inline-block;padding:4px 8px;border-radius:6px;background:#eaf0f5;color:#43596a;font-size:.74rem;margin:12px 0 4px}
.bus-columns .bus-passengers section:first-child h3{margin-top:0}
.bus-columns>.bus-panel>a{justify-self:start;border:1px solid #d5e1d8;border-radius:20px;background:#f0f5f1;padding:7px 12px;margin-top:4px}

.bus-summary-chips{display:flex;gap:8px;flex-wrap:wrap;margin:12px 0}
.bus-summary-chips span{display:inline-flex;padding:7px 12px;border-radius:20px;background:#e6ede8;color:#244730;font-size:.82rem;font-weight:600}
.bus-summary-chips span:nth-child(2){background:#e7eef7;color:#304e73}
.bus-summary-chips span:nth-child(3){background:#fff0d9;color:#775020}
.bus-columns>.bus-panel{--bus-accent:#285339;--bus-tint:#edf5ee;padding:0 16px 16px;border-top:0;box-shadow:0 2px 6px #152b1710}
.bus-columns>.bus-panel:nth-child(4n+2){--bus-accent:#345b7d;--bus-tint:#edf3f9}
.bus-columns>.bus-panel:nth-child(4n+3){--bus-accent:#66517b;--bus-tint:#f4eff8}
.bus-columns>.bus-panel:nth-child(4n+4){--bus-accent:#805c29;--bus-tint:#faf3e8}
.bus-columns .bus-toolbar{margin:0 -16px;padding:0 16px 14px;background:var(--bus-tint);border-bottom:1px solid #d9e1e5}
.bus-columns .bus-toolbar h2{margin:0 -16px;padding:16px;background:var(--bus-accent);color:#fff;font-size:1.15rem}
.bus-columns .bus-toolbar h2 small{background:#fff;color:#202d35;font-size:.75rem;padding:6px 9px}
.bus-columns .actions{margin-top:12px}
.bus-columns .actions button{background:#fff;border-color:#ced8df;color:#263b48}
.bus-columns .bus-meta>div:last-child{background:var(--bus-tint)}
.bus-columns .bus-passengers h3{background:var(--bus-tint);color:var(--bus-accent);font-weight:700}
.bus-columns>.bus-panel>a{background:var(--bus-tint);color:var(--bus-accent)}

.student-bus-card{background:#eef4f0;border:1px solid #d1dfd5;border-radius:12px;padding:18px;margin:18px 0}
.student-bus-name{display:inline-block;background:#285339;color:#fff;border-radius:18px;padding:7px 13px;text-decoration:none}
.student-bus-card .bus-meta{gap:10px;margin:12px 0 0}.student-bus-card .bus-meta>div{background:#fff;border-radius:8px;padding:8px 12px;min-width:120px}.student-bus-card .bus-meta dd{font-size:.9rem}