/* base.css — shared reset, typography, layout, nav.
   Page-specific styles belong in their own file (results.css, referendum.css,
   map.css) — don't grow this file with page-specific rules. */

:root {
  --color-bg: #ffffff;
  --color-text: #1a1a1a;
  --color-muted: #666666;
  --color-border: #e0e0e0;
  --color-surface: #f7f7f8;
  --spectrum-left: #2255CC;
  --spectrum-mr: #F2C200;
  --spectrum-right: #D93025;
  --status-not-received: #cccccc;
  --status-verifying: #f2c200;
  --status-counting: #ff9800;
  --status-declared: #2e7d32;
  --color-danger: #c0392b;
  --font-sans: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --color-bg: #14161a;
    --color-text: #f0f0f0;
    --color-muted: #a0a0a8;
    --color-border: #2c2f36;
    --color-surface: #1c1f26;
  }
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-sans);
}

a { color: inherit; }

.app-shell {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.app-main {
  flex: 1;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 1.5rem;
}

/* `#nav` is a JS-populated placeholder div sized exactly to its one child
   (.site-nav). Without `display: contents` here, that div — not the tall
   .app-shell — becomes .site-nav's containing block, which gives a
   `position: sticky` child zero room to stick (its containing block scrolls
   out from under it almost immediately). */
#nav {
  display: contents;
}

/* -- Shared nav bar (populated by js/nav.js) -- */
.site-nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding: 0.75rem 1.5rem;
  border-bottom: 1px solid var(--color-border);
  background: var(--color-surface);
  position: sticky;
  top: 0;
  z-index: 100;
}

.site-nav__brand {
  font-weight: 700;
  margin-right: auto;
}

.site-nav a {
  text-decoration: none;
  color: var(--color-muted);
  font-size: 0.95rem;
}

.site-nav a[aria-current="page"],
.site-nav a:hover {
  color: var(--color-text);
}

.site-nav__breadcrumbs {
  font-size: 0.85rem;
  color: var(--color-muted);
  margin-bottom: 1rem;
}

/* -- Shared small helpers -- */
.status-badge {
  display: inline-block;
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
  color: #1a1a1a;
}
.status-badge--not-received { background: var(--status-not-received); }
.status-badge--verifying { background: var(--status-verifying); }
.status-badge--counting { background: var(--status-counting); color: #fff; }
.status-badge--declared { background: var(--status-declared); color: #fff; }

.card {
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 1rem;
  background: var(--color-surface);
}

/* -- "Reload results" control (election-alma-vale.js / referendum.js) --
   re-fetches this page's data without a full page reload. Shared here
   (rather than duplicated in results.css/referendum.css) since both pages
   use the exact same markup/behavior. */
.reload-control {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}
.reload-btn {
  padding: 0.35rem 0.8rem;
  border-radius: 6px;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text);
  cursor: pointer;
  font-size: 0.85rem;
  white-space: nowrap;
}
.reload-btn:hover:not(:disabled) {
  background: var(--color-border);
}
.reload-btn:disabled {
  cursor: default;
  opacity: 0.7;
}
.reload-status {
  font-size: 0.8rem;
}
.reload-status--error {
  color: var(--color-danger);
}

table.data-table {
  border-collapse: collapse;
  width: 100%;
}
table.data-table th, table.data-table td {
  text-align: left;
  padding: 0.5rem 0.75rem;
  border-bottom: 1px solid var(--color-border);
}

/* -- Back-to-top button (populated by js/nav.js) -- */
.back-to-top {
  position: fixed;
  right: 1.5rem;
  bottom: 1.5rem;
  width: 2.75rem;
  height: 2.75rem;
  border-radius: 50%;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text);
  font-size: 1.1rem;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s ease;
  z-index: 200;
}

.back-to-top.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  background: var(--color-border);
}