/* REP-01: presentation only. Header wrapping is shared by home and Históricos. */
header:has(a[href="#represas"]),header:has(a[href="/#represas"]){height:auto;min-height:84px;flex-wrap:wrap;padding-top:16px;padding-bottom:16px}
header nav:has(a[href="#represas"]),header nav:has(a[href="/#represas"]){flex-wrap:wrap;min-width:0;gap:8px 22px}
header nav a{display:inline-flex;align-items:center;min-height:44px;max-width:100%;overflow-wrap:anywhere}
.reservoir-section{margin:40px 0;scroll-margin-top:24px;font-size:16px;line-height:1.6}
.reservoir-section h2{font-size:28px;letter-spacing:-.5px}
.reservoir-section .eyebrow{font-size:12px}
.reservoir-intro{max-width:85ch;color:var(--muted)}
.reservoir-help{margin:24px 0;padding:12px 18px;background:var(--surface);border:1px solid var(--line);border-radius:10px}
.reservoir-section summary{min-height:44px;align-content:center;cursor:pointer;font-size:16px}
.reservoir-section :is(a,select):focus-visible,.reservoir-section summary:focus-visible{outline:3px solid var(--green);outline-offset:4px;border-radius:3px}
.reservoir-section a{color:var(--green);text-decoration:underline;text-underline-offset:3px;overflow-wrap:anywhere}
.reservoir-help a,.reservoir-context-link{display:inline-flex;align-items:center;min-height:44px}
.reservoir-groups{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;align-items:start}
.reservoir-group{min-width:0}
.reservoir-group h3{font-size:22px;margin:0 0 16px}
.reservoir-group-cards{display:grid;gap:16px;grid-template-columns:minmax(0,1fr)}
.reservoir-card{min-width:0;padding:24px;background:var(--surface);border:1px solid var(--line);border-radius:12px;overflow-wrap:anywhere}
.reservoir-card[id]{scroll-margin-top:108px}
.reservoir-card:target{outline:3px solid var(--green);outline-offset:3px}
.reservoir-card:focus-visible{outline:3px solid var(--green);outline-offset:3px}
.reservoir-card h4{font:600 21px Manrope,'Manrope Fallback',sans-serif;margin:0}
.reservoir-card p{margin:10px 0}
.reservoir-card .reservoir-river{margin-top:4px;color:var(--muted);font-size:14px}
.reservoir-label{padding-top:12px;font-size:14px;color:var(--muted)}
.reservoir-card .reservoir-outflow{font:600 36px/1.3 Manrope,'Manrope Fallback',sans-serif;font-variant-numeric:tabular-nums;margin-top:4px}
.reservoir-date,.reservoir-source{font-size:14px;color:var(--muted)}
.reservoir-comparison{font-size:15px;font-weight:600;margin-top:18px}
.reservoir-evolution-empty{font-size:14px;color:var(--muted)}
.reservoir-evolution{margin:14px 0 18px;min-width:0}
.reservoir-evolution svg{display:block;width:100%;height:auto;max-height:130px;overflow:visible;fill:none;stroke:var(--green);stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.reservoir-evolution svg circle{fill:var(--surface);stroke:var(--green);stroke-width:2}
.reservoir-evolution svg .reservoir-evolution-axis{stroke:var(--line);stroke-width:1}
.reservoir-evolution-scale,.reservoir-evolution-dates{font-size:12px;color:var(--muted);font-variant-numeric:tabular-nums}
.reservoir-evolution-scale{overflow-wrap:anywhere}
.reservoir-evolution-dates{display:flex;justify-content:space-between;gap:12px}
.reservoir-evolution-dates span{min-width:0;overflow-wrap:anywhere}
.reservoir-evolution-dates span:last-child{text-align:right}
.reservoir-evolution figcaption{font-size:13px;line-height:1.5;color:var(--muted);margin-top:10px}
.reservoir-status{font-size:14px;padding-left:12px;border-left:2px solid var(--line)}
.reservoir-card dl{display:grid;gap:12px;margin:20px 0}
.reservoir-section dt{color:var(--muted);font-size:14px}
.reservoir-section dd{margin:0}
.reservoir-card details{border-top:1px solid var(--line);margin-top:18px;padding-top:8px;font-size:14px}
.reservoir-card select{display:block;min-height:44px;max-width:100%;margin:8px 0}
.reservoir-card .reservoir-table{max-width:100%;overflow-x:auto}
.reservoir-card table{font-size:14px}
.reservoir-card .reservoir-table th,.reservoir-card .reservoir-table td{padding:8px 4px}
#basin-operations>a{display:inline-flex;align-items:center;min-height:44px;color:var(--green);text-decoration:underline}
@media(min-width:761px) and (max-width:1100px){.reservoir-groups{grid-template-columns:minmax(0,1fr)}.reservoir-group-cards{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:760px){.reservoir-groups{grid-template-columns:minmax(0,1fr)}.reservoir-card{padding:18px}.reservoir-card .reservoir-outflow{font-size:32px}}