/* Back-office styling (loaded after tokens.css and site.css; uses the same semantic tokens) */
.admin-body { background: color-mix(in srgb, var(--color-surface-sand) 55%, white); font-size: .95rem; }
.admin-top { background: var(--color-deep); color: #fff; position: sticky; top: 0; z-index: 1030; }
.admin-top-inner { display: flex; justify-content: space-between; align-items: center; padding: .5rem 1rem; gap: 1rem; }
.admin-brand { display: flex; align-items: center; gap: .6rem; color: #fff; text-decoration: none; font-weight: 700; }
.admin-brand small { background: var(--color-cta); color: var(--color-on-cta); border-radius: var(--radius-pill); padding: .05rem .55rem; font-size: var(--text-2xs); font-weight: 700; margin-left: .25rem; }
.admin-user { display: flex; align-items: center; gap: .6rem; font-size: .85rem; }
.admin-shell { display: flex; align-items: flex-start; min-height: calc(100vh - 52px); }
.admin-nav { width: 220px; flex-shrink: 0; background: var(--color-surface); border-right: 1px solid var(--color-line); padding: 1rem .75rem; position: sticky; top: 52px; min-height: calc(100vh - 52px); }
.admin-nav a { display: block; padding: .5rem .75rem; border-radius: var(--radius-lg); color: var(--color-text); text-decoration: none; font-weight: 600; margin-bottom: .15rem; }
.admin-nav a:hover { background: var(--color-surface-sand); }
.admin-nav a.active { background: var(--color-action); color: #fff; }
.admin-nav-head { font-size: var(--text-xs); font-weight: 700; color: var(--color-text-muted); margin: 1rem .75rem .35rem; }
.admin-main { flex: 1; min-width: 0; padding: 1.25rem; max-width: 1200px; }
@media (max-width: 767.98px) {
    .admin-shell { flex-direction: column; }
    .admin-nav { width: 100%; position: static; min-height: 0; display: flex; flex-wrap: wrap; gap: .25rem; padding: .5rem; border-right: 0; border-bottom: 1px solid var(--color-line); }
    .admin-nav-head { display: none; }
    .admin-nav a { margin: 0; padding: .35rem .6rem; font-size: .85rem; }
}
.admin-login { display: flex; justify-content: center; padding: 3.5rem 1rem; width: 100%; }
.admin-login .auth-card { width: 100%; }
.stat-card { background: var(--color-surface); border: 1px solid var(--color-line); border-radius: var(--radius-xl); padding: var(--space-4) 1.1rem; box-shadow: var(--shadow-sm); height: 100%; }
.stat-num { font-size: 1.7rem; font-weight: 700; color: var(--color-action); line-height: 1.2; }
.stat-lbl { color: var(--color-text-muted); font-size: var(--text-xs); font-weight: 600; }
.stat-money .stat-num { color: var(--success); }
.chart { width: 100%; height: 150px; display: block; }
.chart .bar { fill: var(--color-action); }
.chart .bar-zero { fill: var(--color-line); }
.chart-labels { display: flex; justify-content: space-between; font-size: var(--text-2xs); color: var(--color-text-muted); text-align: center; margin-top: .25rem; }
.chart-labels span { flex: 1; display: flex; flex-direction: column; }
.chart-labels b { color: var(--color-text); font-size: var(--text-xs); }
.status-list li a { display: flex; justify-content: space-between; padding: .45rem .1rem; border-bottom: 1px dashed var(--color-line-strong); text-decoration: none; color: var(--color-text); }
.status-list li a:hover { color: var(--color-action); }
.admin-table th { font-size: var(--text-xs); font-weight: 700; color: var(--color-text-muted); white-space: nowrap; }
.notice-cell { max-width: 22rem; }
.master-card { display: flex; flex-direction: column; gap: .15rem; background: var(--color-surface); border: 1px solid var(--color-line); border-radius: var(--radius-xl); padding: .9rem var(--space-4); text-decoration: none; color: var(--color-text); height: 100%; }
.master-card:hover { border-color: var(--color-action); box-shadow: var(--shadow-lg); }
.filter-bar { background: var(--color-surface); }
.ext-days { width: 5rem; }
.col-actions { min-width: 15rem; }

/* ===================== Step 27: approved visibility ===================== */
.status-tabs .nav-link { color: var(--color-text); border: 1px solid var(--color-line); background: var(--color-surface); font-size: var(--text-sm); }
.status-tabs .nav-link.active { background: var(--color-action); border-color: var(--color-action); color: #fff; }
.status-tabs .nav-link.active .badge { color: var(--color-text); }
.status-tabs .tab-approved:not(.active) { border-color: var(--band-excellent); }
.approved-chip { display: inline-flex; gap: .4rem; align-items: baseline; padding: .15rem .6rem; border: 1px solid var(--band-excellent); border-radius: var(--radius-pill); background: var(--color-surface); font-size: var(--text-sm); text-decoration: none; color: var(--color-text); }
.approved-chip:hover { background: var(--color-surface-warm); }

/* ===================== Step 27: smart reports ===================== */
.report-card { display: block; height: 100%; padding: var(--space-4) 1.1rem; background: var(--color-surface); border: 1px solid var(--color-line); border-radius: var(--radius-xl); text-decoration: none; color: var(--color-text); transition: box-shadow .15s, border-color .15s; }
.report-card:hover { border-color: var(--color-action); box-shadow: var(--shadow-md, 0 4px 14px rgba(0,0,0,.08)); }
.report-card h2 { font-size: var(--text-md, 1.05rem); margin: .35rem 0; color: var(--color-deep, var(--color-action)); }
.report-card p { font-size: var(--text-sm); color: var(--color-text-muted); margin: 0; }
.rc-icon { font-size: 1.6rem; }
.fun-label { font-size: 13px; fill: var(--color-text); }
.fun-num { font-size: 13px; font-weight: 700; fill: var(--color-text); }
.fun-bar { fill: var(--color-action); }
.fun-0 { fill: var(--brand-300); } .fun-1 { fill: var(--brand-500); } .fun-2 { fill: var(--brand-700); } .fun-3 { fill: var(--brand-900); }
.ax-label { font-size: 10px; fill: var(--color-text-muted); } .ax-num { font-size: 10px; font-weight: 700; fill: var(--color-text); }
.mini-bar { width: 100%; height: 8px; display: block; background: var(--color-line); border-radius: 2px; } .mini-fill { fill: var(--color-action); }
.heatmap th, .heatmap td { font-size: var(--text-xs); min-width: 2.6rem; border: 1px solid var(--color-line); }
.heatmap .heat-0 { background: var(--color-surface); }
.heatmap .heat-1 { background: var(--brand-100); } .heatmap .heat-2 { background: var(--brand-200); } .heatmap .heat-3 { background: var(--brand-400); color: #fff; }
.heatmap .heat-4 { background: var(--brand-600); color: #fff; } .heatmap .heat-5 { background: var(--brand-800); color: #fff; font-weight: 700; }
.scroll-box { max-height: 22rem; overflow: auto; }
.fu-card { display: flex; gap: .8rem; align-items: center; padding: .6rem .9rem; background: var(--color-surface); border: 1px solid var(--color-line); border-radius: var(--radius-xl); text-decoration: none; color: var(--color-text); height: 100%; }
.fu-card:hover { border-color: var(--color-action); }
.fu-office { border-color: #b7791f; background: #fff8e8; }
.fu-num { font-size: 1.6rem; font-weight: 700; color: var(--color-action); min-width: 3rem; text-align: center; }
.fu-title { font-weight: 600; font-size: var(--text-sm); }
.fu-group > summary { cursor: pointer; list-style: none; } .fu-group > summary::-webkit-details-marker { display: none; }

/* ===================== Step 31: field groups ===================== */
.group-letter { width: 2.6rem; height: 2.6rem; display: grid; place-items: center; border-radius: var(--radius-lg, .6rem); background: var(--color-action); color: #fff; font-size: 1.4rem; font-weight: 800; }