/* Operations and Activity pages (UI-C). Loaded after account.css and the shared school shell. */
.sp{max-width:1200px;--sp-ink:#0e1a2b;--sp-muted:#4a5568;--sp-line:#d9dee5;--sp-row:#e6eaf0;--sp-red:#b91c1c;--sp-orange:#9a3412;--sp-soft:#f7f8fa}
.sp h1{margin:8px 0 4px;font-size:clamp(1.8rem,4vw,2.2rem);letter-spacing:-.02em}
.sp h2{margin:0;font-size:1.2rem}.sp h3{margin:0;font-size:1rem}
.sp-sub,.sp-muted{color:var(--sp-muted)}.sp-sub{margin:0 0 16px}
.sp-checked{font-size:.9rem;color:var(--sp-muted);margin:4px 0 16px}
.sp-card{background:#fff;border:1px solid var(--sp-line);border-radius:16px;padding:20px;display:flex;flex-direction:column;gap:12px;min-width:0}
.sp-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,420px),1fr));gap:16px;margin-top:16px}
.sp-cols{display:grid;grid-template-columns:minmax(0,2fr) minmax(0,1fr);gap:16px;align-items:start}
.sp-cardhead{display:flex;justify-content:space-between;align-items:flex-start;gap:12px}
.sp-card p{margin:0}
.sp-pill{display:inline-block;border-radius:999px;padding:3px 10px;font-size:.82rem;font-weight:700;white-space:nowrap;background:var(--sp-row);color:var(--sp-ink)}
.sp-pill.ok{background:var(--sp-ink);color:#fff}.sp-pill.bad{background:#ffe7e7;color:var(--sp-red)}.sp-pill.warn{background:#fff1e8;color:var(--sp-orange)}.sp-pill.idle{background:#eef1f5;color:var(--sp-muted)}
.sp-kv{margin:0}.sp-kv div{display:flex;flex-wrap:wrap;justify-content:space-between;gap:4px 12px;padding:8px 0;border-bottom:1px solid var(--sp-row)}
.sp-kv dt{font-size:.9rem;color:var(--sp-muted);font-weight:600}.sp-kv dd{margin:0;font-weight:600;text-align:right}
.sp-banner{border:1.5px solid var(--sp-line);border-radius:14px;padding:14px 16px;background:#fff;margin:12px 0}
.sp-banner h2{font-size:1.05rem}.sp-banner p{margin:6px 0 0}
.sp-banner.error{background:#ffe7e7;border-color:#f2b8b8}.sp-banner.error h2{color:var(--sp-red)}
.sp-banner.warn{background:#fff4d1;border-color:#e8c35a}
.sp-banner.success{border-color:var(--sp-ink)}
.sp-error{background:#ffe7e7;border-radius:10px;padding:10px 12px}.sp-error strong{color:var(--sp-red)}
.sp-note{background:var(--sp-soft);border:1px solid var(--sp-row);border-radius:10px;padding:10px 12px;font-size:.95rem}
.sp-items{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px}
.sp-items li{border:1px solid var(--sp-row);border-radius:12px;padding:12px;display:flex;flex-direction:column;gap:8px;margin:0}
.sp-items li p{margin:0}
.sp-code{font-weight:800;letter-spacing:.06em;font-variant-numeric:tabular-nums}
.sp-actions{display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.sp-small{min-height:40px;padding:8px 14px;font-size:.9rem}
.sp-filters{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,180px),1fr));gap:0 12px;align-items:end}
.sp-filters label{font-weight:600}
.sp input,.sp select,.sp textarea{margin:6px 0 12px}
.sp-hint{font-size:.88rem;color:var(--sp-muted);margin:0 0 12px}
.sp-table{width:100%;border-collapse:collapse;font-variant-numeric:tabular-nums}
.sp-table th{text-align:left;font-size:.75rem;text-transform:uppercase;letter-spacing:.05em;color:var(--sp-muted);padding:8px 10px;border-bottom:1px solid var(--sp-line)}
.sp-table td{padding:12px 10px;border-bottom:1px solid var(--sp-row);vertical-align:top}
.sp-who{display:flex;flex-direction:column;gap:2px}.sp-who span:first-child{font-weight:700}.sp-who span+span{font-size:.85rem;color:var(--sp-muted)}
.sp-empty{padding:18px 0}
.sp-link{background:none;border:none;padding:4px 0;min-height:0;color:var(--accent);text-decoration:underline;font-weight:600;font-size:.9rem;width:auto}
.sp-link:hover:not(:disabled){background:none}
.sp-dialog form{display:block}.sp-dialog .sp-actions{justify-content:flex-end;margin-top:12px}
@media(max-width:860px){.sp-cols{grid-template-columns:minmax(0,1fr)}}
@media(max-width:640px){.sp-table thead{display:none}.sp-table,.sp-table tbody,.sp-table tr,.sp-table td{display:block;width:100%}.sp-table tr{border-bottom:1px solid var(--sp-row);padding:8px 0}.sp-table td{border:none;padding:4px 0}.sp-table td[data-label]::before{content:attr(data-label);display:block;font-size:.75rem;text-transform:uppercase;letter-spacing:.05em;color:var(--sp-muted)}.sp-kv dd{text-align:left}.sp-link{width:auto}}