/* Power BI inspired monthly stacks: shared series colours, total labels and linked highlighting. */
#tab-analyze .azsec:has(.az-stacked-plot){padding:22px;background:var(--surface,#fff);border-color:var(--line);box-shadow:0 4px 20px #12239e05}
#tab-analyze .azsec:has(.az-stacked-plot)>h2{font-size:15px;font-weight:700;letter-spacing:.01em}
.az-chart-summary{display:flex;align-items:center;justify-content:space-between;gap:16px;margin:20px 0 14px}
.az-chart-summary>div>span{display:block;font-size:11px;color:var(--muted);margin-bottom:3px}
.az-chart-summary strong{font-size:30px;font-weight:750;letter-spacing:-.8px;line-height:1.2;font-variant-numeric:tabular-nums}
.az-chart-summary strong small{font-size:13px;font-weight:500;color:var(--muted);letter-spacing:0}
.az-peak{text-align:right;border-left:1px solid var(--line);padding-left:16px;max-width:48%}
.az-peak b{font-size:12px;font-weight:600;color:var(--ink);line-height:1.6}
.az-chart-guide{font-size:11px;color:var(--muted);margin:0 0 22px;line-height:1.7;min-height:38px}
.az-chart-guide span{display:block;color:var(--navy-600,#2563eb)}
.az-chart-frame{display:grid;grid-template-columns:46px minmax(0,1fr);gap:6px}
.az-y-axis{height:220px;position:relative;color:var(--muted);font-size:10px;line-height:1;font-variant-numeric:tabular-nums;margin-top:8px}
.az-y-axis span{position:absolute;right:0;transform:translateY(50%)}
.az-chart-scroll{overflow-x:auto;padding:8px 0 6px;scrollbar-width:thin}
.az-stacked-plot{display:grid;grid-template-columns:repeat(var(--month-count),minmax(36px,1fr));gap:6px;min-width:calc(var(--month-count)*42px - 6px);background:repeating-linear-gradient(to top,var(--line) 0,var(--line) 1px,transparent 1px,transparent 44px);background-size:100% 220px;background-position:0 0;background-repeat:no-repeat}
#tab-analyze button.az-month{display:flex;flex-direction:column;align-items:center;gap:0;height:auto;margin:0;padding:0 2px;background:transparent;border:0;border-radius:6px;color:var(--ink);box-shadow:none;min-width:0;cursor:pointer}
#tab-analyze button.az-month:hover{background:color-mix(in srgb,var(--ink) 4%,transparent);transform:none}
.az-month:focus-visible{outline:2px solid #118dff;outline-offset:-2px}
.az-stack-track{display:flex;position:relative;align-items:flex-end;justify-content:center;width:100%;height:220px;flex-shrink:0;border-bottom:1px solid var(--line)}
.az-total{position:absolute;left:50%;transform:translateX(-50%);font-size:11px;font-weight:700;font-variant-numeric:tabular-nums;white-space:nowrap}
.az-stack{display:flex;flex-direction:column-reverse;width:72%;max-width:48px;border-radius:5px 5px 0 0;overflow:hidden;box-shadow:none}
.az-segment{display:flex;align-items:center;justify-content:center;flex-shrink:0;width:100%;background:var(--oil-color);box-shadow:inset 0 1px 0 #ffffff60;transition:opacity .18s,filter .18s}
.az-segment:hover{filter:brightness(1.1)}
.az-segment-label{font-size:10px;font-weight:700;color:#fff;text-shadow:0 1px 2px #0008;white-space:nowrap;pointer-events:none;font-variant-numeric:tabular-nums}
.az-month-label{font-size:11px;color:var(--muted);white-space:nowrap;padding:10px 0 5px}
.az-current .az-month-label{color:var(--ink);font-weight:700}
.az-legend{display:grid;grid-template-columns:1fr 1fr;gap:3px 12px;margin-top:16px;padding-top:14px;border-top:1px solid var(--line)}
#tab-analyze button.az-legend-item{display:flex;align-items:flex-start;gap:7px;min-width:0;margin:0;padding:9px 5px;border:1px solid transparent;border-radius:6px;background:transparent;color:var(--ink);text-align:left;box-shadow:none;cursor:pointer;transition:opacity .18s;font-size:11px;line-height:1.5;height:auto}
#tab-analyze button.az-legend-item:hover{background:var(--bg-soft,#f1f5f9);transform:none}
#tab-analyze button.az-legend-item[aria-pressed=true]{background:var(--bg-soft,#f1f5f9);border-color:var(--line)}
.az-legend-item>span{flex:1;min-width:0;overflow-wrap:anywhere}
.az-legend-item>b{flex-shrink:0;font-size:11px;text-align:right;font-variant-numeric:tabular-nums}
.az-legend-item small{display:block;font-size:10px;font-weight:400;color:var(--muted)}
.az-muted{opacity:.18}
.az-swatch{display:inline-block;width:9px;height:9px;flex:0 0 9px;background:var(--oil-color);border-radius:2px;margin-top:4px}
@media(max-width:600px){.az-chart-summary{margin-top:16px;gap:10px}.az-chart-summary strong{font-size:27px}.az-peak{padding-left:10px}.az-peak b{font-size:11px}.az-chart-frame{grid-template-columns:36px minmax(0,1fr);gap:4px}.az-stacked-plot{gap:4px;min-width:calc(var(--month-count)*38px - 4px);grid-template-columns:repeat(var(--month-count),minmax(34px,1fr))}.az-stack{width:82%}.az-total{font-size:10px}.az-month-label{font-size:10px}.az-legend{grid-template-columns:1fr;gap:0}.az-segment-label{display:none}}
.az-detail{width:min(720px,calc(100% - 24px));max-height:85dvh;box-sizing:border-box;border:1px solid var(--line);border-radius:22px;padding:24px;background:var(--surface,#fff);color:var(--ink);box-shadow:0 24px 80px #0f172a40;overflow:auto;overscroll-behavior:contain}
.az-detail::backdrop{background:#0f172a80;backdrop-filter:blur(4px)}
.az-detail-head{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}
.az-detail-head h2{font-size:22px;margin:3px 0 16px;overflow-wrap:anywhere}
.az-detail-head button{flex-shrink:0}
.az-eyebrow{font-size:12px;color:var(--muted);margin:0}
.az-detail h3{font-size:15px;margin:24px 0 10px}.az-detail small{display:block;font-size:12px;color:var(--muted);font-weight:400;line-height:1.7}
.az-detail-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:12px 0}
.az-detail-stats>div{border-radius:12px;background:var(--bg-soft,#f1f5f9);padding:14px;min-width:0}
.az-detail-stats strong{display:block;font-size:19px;font-variant-numeric:tabular-nums;overflow-wrap:anywhere}
.az-detail-stats span{font-size:11px;color:var(--muted)}
.az-detail-row{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;padding:12px 0;border-bottom:1px solid var(--line);font-size:14px}
.az-detail-row>span{min-width:0;overflow-wrap:anywhere}.az-detail-row>strong{text-align:right;flex-shrink:0;font-size:13px}
.az-oil-row{display:flex;align-items:flex-start;gap:10px;text-align:left;width:100%;border:1px solid var(--line);background:var(--surface,#fff);color:var(--ink);padding:12px;border-radius:12px;margin:8px 0;cursor:pointer;box-shadow:none}
.az-oil-row:hover{border-color:#2563eb;background:var(--bg-soft,#f8fafc)}
.az-oil-name{flex:1;min-width:0;overflow-wrap:anywhere}.az-oil-row>strong{text-align:right;font-size:13px}.az-more{width:100%;margin-top:16px}
@media(max-width:600px){#tab-analyze .azsec:has(.az-stacked-plot){padding:14px}.az-detail{padding:18px;max-height:88dvh}.az-detail-head h2{font-size:19px}.az-detail-stats{grid-template-columns:1fr 1fr}.az-detail-stats>div:last-child{grid-column:1/-1}.az-detail-stats strong{font-size:17px}.az-oil-row{flex-wrap:wrap}.az-oil-row>strong{margin-left:auto}.az-detail-row{gap:8px}}
@media(prefers-reduced-motion:reduce){.az-segment{transition:none}}
.az-detail-head>div{flex:1;min-width:0}.az-detail-head button{width:40px;min-width:40px;margin:0;padding:8px;align-self:flex-start}.az-detail button{box-sizing:border-box}.az-back{width:auto;margin:0;padding:8px 12px}.az-detail small{overflow-wrap:anywhere}