/* charity — shared stylesheet
   Dark-only. GitHub-inspired palette, system fonts, no remote deps. */

:root {
  color-scheme: dark;

  /* core palette (matches existing /tool/) */
  --bg:            #0d1117;
  --fg:            #e6edf3;
  --panel:         #161b22;
  --panel-2:       #1c2128;
  --border:        #30363d;
  --border-strong: #484f58;
  --applied-bg:    #238636;

  /* extended tokens */
  --muted-fg:      #8b949e;
  --faint-fg:      #6e7681;

  /* accent (amber) */
  --accent:        #e3a008;

  /* type */
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;

  /* radius / spacing */
  --r-sm: 6px;
  --r-md: 10px;
  --r-lg: 14px;
}

/* ───── reset ───── */
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
a { color: var(--fg); text-decoration: underline; text-decoration-color: var(--border-strong); text-underline-offset: 3px; }
a:hover { text-decoration-color: var(--accent); }
button { font: inherit; color: inherit; }

/* ───── layout ───── */
.page {
  max-width: 64rem;
  margin: 0 auto;
  padding: 0 1.25rem 4rem;
}
@media (min-width: 50rem) {
  .page { padding: 0 2rem 5rem; }
}

/* ───── shared site nav ───── */
.site-nav {
  border-bottom: 1px solid var(--border);
  background: linear-gradient(180deg, #0d1117 0%, #0d1117 60%, #0d1117e6 100%);
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(8px);
}
.site-nav__inner {
  max-width: 64rem;
  margin: 0 auto;
  padding: 0.85rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
@media (min-width: 50rem) {
  .site-nav__inner { padding: 0.85rem 2rem; }
}
.site-nav__brand {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  text-decoration: none;
  color: var(--fg);
}
.site-nav__brand-mark {
  display: inline-block;
  width: 0.9rem;
  height: 0.9rem;
  border-radius: 3px;
  background: var(--accent);
}
.site-nav__links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}
.site-nav__link {
  text-decoration: none;
  color: var(--muted-fg);
  padding: 0.4rem 0.7rem;
  border-radius: var(--r-sm);
  font-size: 0.92rem;
  transition: color 0.12s, background-color 0.12s;
}
.site-nav__link:hover { color: var(--fg); background: var(--panel); }
.site-nav__link.is-current { color: var(--fg); }
.site-nav__link--ext::after {
  content: " ↗";
  color: var(--faint-fg);
  font-size: 0.85em;
}

/* ───── page header (h1 area) ───── */
.page-head {
  padding: 2.5rem 0 1.25rem;
}
@media (min-width: 50rem) {
  .page-head { padding: 3.5rem 0 1.75rem; }
}
.eyebrow {
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  color: var(--muted-fg);
  text-transform: uppercase;
  margin: 0 0 0.6rem;
}

/* ───── headline (home) ───── */
.headline {
  margin: 0;
  font-weight: 600;
  letter-spacing: -0.025em;
  line-height: 1.05;
  text-wrap: balance;
  font-size: clamp(2rem, 5vw, 3.2rem);
}

.headline__num {
  font-variant-numeric: tabular-nums;
  color: var(--fg);
}

.headline__sub {
  margin: 0.9rem 0 0;
  color: var(--muted-fg);
  font-size: 1rem;
  max-width: 38rem;
}

/* ───── stat strip ───── */
.stat-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  margin-top: 2rem;
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  overflow: hidden;
  background: var(--border);
}
.stat-strip__item {
  background: var(--panel);
  padding: 1rem 1.25rem;
}
.stat-strip__label {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted-fg);
  margin: 0 0 0.35rem;
}
.stat-strip__value {
  font-size: 1.4rem;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  margin: 0;
  letter-spacing: -0.01em;
}

/* ───── section heading ───── */
.section-head {
  margin: 3rem 0 1.25rem;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  border-bottom: 1px solid var(--border);
  padding-bottom: 0.6rem;
}
.section-head h2 {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: -0.005em;
}
.section-head__meta {
  font-family: var(--mono);
  font-size: 0.78rem;
  color: var(--muted-fg);
}

/* ───── annual chart (hand-rolled SVG) ───── */
.year-chart {
  margin-top: 1rem;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 1.25rem 1.25rem 1rem;
}
.year-chart__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 0.75rem;
}
.year-chart__title {
  margin: 0;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--muted-fg);
  font-family: var(--mono);
  letter-spacing: 0.02em;
  text-transform: uppercase;
}
.year-chart svg { display: block; width: 100%; height: 180px; }
.year-chart__bar { fill: var(--accent); transition: fill 0.2s; }
.year-chart__bar:hover { fill: var(--fg); }
.year-chart__label, .year-chart__value {
  font-family: var(--mono);
  fill: var(--muted-fg);
  font-size: 11px;
}
.year-chart__value { fill: var(--fg); }
.year-chart__baseline { stroke: var(--border); stroke-width: 1; }

/* ───── event cards ───── */
.events {
  display: grid;
  gap: 0.85rem;
  margin-top: 1rem;
}
.event-card {
  display: block;
  text-decoration: none;
  color: inherit;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 1.1rem 1.25rem;
  transition: border-color 0.14s, transform 0.14s, background-color 0.14s;
}
.event-card:hover {
  border-color: var(--border-strong);
  background: var(--panel-2);
}
.event-card__top {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.35rem;
}
.event-card__date {
  font-family: var(--mono);
  font-size: 0.78rem;
  color: var(--muted-fg);
  white-space: nowrap;
}
.event-card__name {
  margin: 0;
  font-size: 1.15rem;
  font-weight: 600;
  letter-spacing: -0.005em;
  flex: 1;
}
.event-card__total {
  font-family: var(--mono);
  font-variant-numeric: tabular-nums;
  font-size: 1.05rem;
  font-weight: 600;
  white-space: nowrap;
}
.event-card__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 0.75rem;
  margin-top: 0.55rem;
  color: var(--muted-fg);
  font-size: 0.9rem;
}
.event-card__charity {
  color: var(--accent);
  font-weight: 500;
}
.event-card__sep { color: var(--faint-fg); }

/* ───── tags / channels ───── */
.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  list-style: none;
  padding: 0;
  margin: 0;
}
.tag {
  display: inline-flex;
  align-items: center;
  font-family: var(--mono);
  font-size: 0.74rem;
  letter-spacing: 0.01em;
  color: var(--muted-fg);
  background: var(--bg);
  border: 1px solid var(--border);
  padding: 0.18rem 0.55rem;
  border-radius: 999px;
}

/* ───── event detail ───── */
.back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--mono);
  font-size: 0.82rem;
  color: var(--muted-fg);
  text-decoration: none;
  margin-top: 1.75rem;
}
.back-link:hover { color: var(--fg); }
.back-link::before { content: "←"; }

.event-head { padding: 1.5rem 0 1rem; }
.event-head__date {
  font-family: var(--mono);
  font-size: 0.85rem;
  color: var(--muted-fg);
  margin: 0 0 0.5rem;
}
.event-head__name {
  margin: 0;
  font-size: clamp(1.85rem, 4vw, 2.6rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.1;
}
.event-head__charity {
  margin: 0.65rem 0 0;
  font-size: 1rem;
  color: var(--muted-fg);
}
.event-head__charity a { color: var(--accent); text-decoration-color: transparent; }
.event-head__charity a:hover { text-decoration-color: var(--accent); }
.event-head__channels { margin-top: 1rem; }

/* breakdown table — visual continuity with /tool/ */
.breakdown {
  margin-top: 2rem;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  overflow: hidden;
}
.breakdown__row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem 1.25rem;
  border-bottom: 1px solid var(--border);
}
.breakdown__row:last-of-type { border-bottom: 1px solid var(--border); }
.breakdown__label {
  color: var(--fg);
  font-size: 0.95rem;
}
.breakdown__amount {
  font-family: var(--mono);
  font-variant-numeric: tabular-nums;
  font-size: 0.95rem;
  color: var(--fg);
}
.breakdown__total {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.1rem 1.25rem;
  background: var(--panel-2);
  border-top: 1px solid var(--border-strong);
}
.breakdown__total-label {
  font-weight: 600;
  font-size: 1rem;
}
.breakdown__total-amount {
  font-family: var(--mono);
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  font-size: 1.35rem;
  letter-spacing: -0.01em;
}

.external-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: 2rem;
  font-size: 0.95rem;
  color: var(--accent);
  text-decoration-color: transparent;
}
.external-link:hover { text-decoration-color: var(--accent); }
.external-link::after { content: "↗"; color: var(--faint-fg); }

/* ───── footer ───── */
.site-foot {
  margin-top: 4rem;
  padding: 1.5rem 0;
  border-top: 1px solid var(--border);
  color: var(--muted-fg);
  font-family: var(--mono);
  font-size: 0.78rem;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
}

/* ───── loading / empty ───── */
.loading, .empty {
  padding: 3rem 0;
  text-align: center;
  color: var(--muted-fg);
  font-family: var(--mono);
  font-size: 0.9rem;
}