/* Robusta Intel - colour roles from the reference palette (light + dark), referenced by role everywhere. */
:root {
  color-scheme: light;
  --page: #f9f9f7;
  --surface: #fcfcfb;
  --ink: #0b0b0b;
  --ink-2: #52514e;
  --muted: #898781;
  --grid: #e1e0d9;
  --axis: #c3c2b7;
  --border: rgba(11, 11, 11, 0.10);
  --wash: #f0efec;
  --series-1: #2a78d6;           /* current year, ECMWF, Nino-3.4 */
  --series-2: #eb6834;           /* GFS, 1997 */
  --series-3: #1baf7a;           /* 2015 */
  --series-4: #eda100;           /* 2023 */
  --band-outer: #f0efec;         /* 10-90% of years: neutral, so coloured lines carry identity */
  --band-inner: #e1e0d9;         /* 25-75% of years */
  --deemph: #898781;
  --warm: #e34948;               /* diverging warm pole: El Nino / above normal SST */
  --cool: #2a78d6;               /* diverging cool pole: La Nina */
  --crit-wash: rgba(227, 73, 72, 0.07);
  --critical: #d03b3b;
  --warning: #fab219;
  --good: #0ca30c;
}
@media (prefers-color-scheme: dark) {
  :root:where(:not([data-theme="light"])) {
    color-scheme: dark;
    --page: #0d0d0d; --surface: #1a1a19; --ink: #ffffff; --ink-2: #c3c2b7; --muted: #898781;
    --grid: #2c2c2a; --axis: #383835; --border: rgba(255, 255, 255, 0.10); --wash: #383835;
    --series-1: #3987e5; --series-2: #d95926; --series-3: #199e70; --series-4: #c98500;
    --band-outer: #2c2c2a; --band-inner: #383835; --warm: #e66767; --cool: #3987e5;
    --crit-wash: rgba(230, 103, 103, 0.10);
  }
}
:root[data-theme="dark"] {
  color-scheme: dark;
  --page: #0d0d0d; --surface: #1a1a19; --ink: #ffffff; --ink-2: #c3c2b7; --muted: #898781;
  --grid: #2c2c2a; --axis: #383835; --border: rgba(255, 255, 255, 0.10); --wash: #383835;
  --series-1: #3987e5; --series-2: #d95926; --series-3: #199e70; --series-4: #c98500;
  --band-outer: #2c2c2a; --band-inner: #383835; --warm: #e66767; --cool: #3987e5;
  --crit-wash: rgba(230, 103, 103, 0.10);
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  background: var(--page); color: var(--ink);
  font: 15px/1.5 system-ui, -apple-system, "Segoe UI", sans-serif;
}
a { color: var(--series-1); }

header {
  display: flex; flex-wrap: wrap; align-items: center; gap: 8px 24px;
  padding: 12px 16px; border-bottom: 1px solid var(--border); background: var(--surface);
  position: sticky; top: 0; z-index: 10;
}
header h1 { font-size: 17px; margin: 0; font-weight: 600; }
nav { display: flex; gap: 4px; flex-wrap: wrap; }
nav a, .chip {
  color: var(--ink-2); text-decoration: none; padding: 6px 12px; border-radius: 8px;
  border: 1px solid transparent; background: none; font: inherit; cursor: pointer;
}
nav a:hover, .chip:hover { background: var(--wash); }
nav a.on, .chip.on { color: var(--ink); border-color: var(--border); background: var(--page); font-weight: 600; }
.spacer { flex: 1; }
.small-btn {
  font: inherit; font-size: 13px; color: var(--ink-2); background: none; border: 1px solid var(--border);
  border-radius: 8px; padding: 4px 10px; cursor: pointer;
}

main { max-width: 1180px; margin: 0 auto; padding: 16px; }
h2 { font-size: 20px; margin: 8px 0 4px; }
.sub { color: var(--ink-2); margin: 0 0 16px; }
.filters { display: flex; flex-wrap: wrap; gap: 4px; margin: 0 0 16px; }

.tiles { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 12px; margin-bottom: 16px; }
.tile { background: var(--surface); border: 1px solid var(--border); border-radius: 12px; padding: 12px 14px; }
.tile .label { color: var(--ink-2); font-size: 13px; }
.tile .value { font-size: 28px; font-weight: 600; line-height: 1.2; }
.tile .delta { color: var(--ink-2); font-size: 13px; }
.tile svg { display: block; margin-top: 6px; }

figure, .card {
  margin: 0 0 16px; background: var(--surface); border: 1px solid var(--border); border-radius: 12px;
  padding: 14px 16px;
}
figure h3, .card h3 { margin: 0; font-size: 16px; }
figure .sub, .card .sub { margin: 2px 0 8px; font-size: 13px; }
.chart { width: 100%; min-height: 340px; }
.fig-tools { display: flex; gap: 8px; margin-top: 6px; }
details.read { margin-top: 8px; border-top: 1px solid var(--grid); padding-top: 8px; }
details.read summary { cursor: pointer; color: var(--ink); font-weight: 600; font-size: 14px; }
details.read p, details.read li { color: var(--ink-2); font-size: 14px; margin: 6px 0; }
details.read ul { padding-left: 18px; margin: 6px 0; }

.tablewrap { overflow-x: auto; }
table { border-collapse: collapse; width: 100%; font-size: 14px; }
th { text-align: left; color: var(--ink-2); font-weight: 600; font-size: 13px; padding: 6px 8px;
     border-bottom: 1px solid var(--axis); white-space: nowrap; }
td { padding: 7px 8px; border-bottom: 1px solid var(--grid); vertical-align: top; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
tr.click { cursor: pointer; }
tr.click:hover td { background: var(--wash); }
.muted { color: var(--muted); }
.note { color: var(--ink-2); font-size: 13px; }

.status { display: inline-flex; align-items: center; gap: 6px; white-space: nowrap; font-weight: 600; }
.status .dot { width: 10px; height: 10px; border-radius: 50%; display: inline-block; }
.status.alert .dot { background: var(--critical); }
.status.ok { color: var(--muted); font-weight: 400; }
.status.ok .dot { background: var(--axis); }

.calendar { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); gap: 2px; margin-top: 8px; }
.calendar div {
  background: var(--page); border-radius: 6px; padding: 6px 4px; font-size: 11px; color: var(--ink-2);
  min-height: 64px; line-height: 1.25;
}
.calendar div b { display: block; color: var(--ink); font-size: 12px; }
.calendar div.crit { box-shadow: inset 0 0 0 1px var(--critical); }
.calendar div.now { background: var(--wash); outline: 2px solid var(--ink); outline-offset: -2px; }
@media (max-width: 760px) { .calendar { grid-template-columns: repeat(4, minmax(0, 1fr)); } }

.login { max-width: 360px; margin: 12vh auto; }
.login form { display: grid; gap: 10px; }
.login input { font: inherit; padding: 8px 10px; border-radius: 8px; border: 1px solid var(--axis);
               background: var(--page); color: var(--ink); }
.login button { font: inherit; padding: 9px; border-radius: 8px; border: 0; background: var(--series-1);
                color: #fff; font-weight: 600; cursor: pointer; }
.err { color: var(--critical); min-height: 1.5em; }
.loading { opacity: 0.5; }

/* El Nino impact timeline: one row per area, months of the event year and the next */
.timeline { display: grid; grid-template-columns: 150px repeat(16, minmax(34px, 1fr)); gap: 2px; font-size: 11px;
            overflow-x: auto; }
.timeline .h { color: var(--ink-2); text-align: center; padding: 2px 0; }
.timeline .name { color: var(--ink); font-size: 12px; padding: 4px 4px 4px 0; }
.timeline .c { min-height: 30px; border-radius: 4px; background: var(--page); text-align: center; padding: 3px 0;
               color: var(--ink-2); line-height: 1.2; }
.timeline .c.dry { background: rgba(227, 73, 72, 0.18); color: var(--ink); font-weight: 600; }
.timeline .c.wet { background: rgba(42, 120, 214, 0.18); color: var(--ink); font-weight: 600; }
.timeline .c.weak { background: rgba(227, 73, 72, 0.07); font-weight: 400; color: var(--ink-2); }
.timeline .c.harv { box-shadow: inset 0 -3px 0 var(--ink-2); }
.timeline .c.now { outline: 2px solid var(--ink); outline-offset: -2px; }
.impact { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 12px; }
.impact .card { margin: 0; }
.impact dl { margin: 6px 0 0; }
.impact dt { font-weight: 600; font-size: 13px; color: var(--ink); margin-top: 8px; }
.impact dd { margin: 2px 0 0; color: var(--ink-2); font-size: 14px; }
.impact .numbers { margin-top: 10px; padding-top: 8px; border-top: 1px solid var(--grid); font-size: 14px; }