/* ── WSDC Points — immersive theme ─────────────────────────────────────── */
:root {
  --brand: #0f7a3d;            /* WCS green */
  --brand-light: #43c576;      /* brighter green for links/lines on dark */
  --gold: #f5b301;             /* starred */
  --panel: rgba(16, 22, 18, 0.82);
  --surface: rgba(255, 255, 255, 0.045);
  --surface-hover: rgba(255, 255, 255, 0.085);
  --text: #e9ece9;
  --muted: #9aa49d;
  --border: rgba(255, 255, 255, 0.12);
  --radius: 14px;
  --shadow: 0 10px 40px rgba(0, 0, 0, 0.45);

  color-scheme: dark;
  font-family: system-ui, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  line-height: 1.55;
  background-color: #0a0d0b;
  background-image:
    linear-gradient(rgba(6, 26, 13, 0.62), rgba(5, 9, 7, 0.86)),
    var(--page-image, none);
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  background-repeat: no-repeat;
}

/* Per-page background photos. Each page gets its own; only /event and its
   /event-competitors sub-page share one (same event context). */
.bg-home       { --page-image: url("/static/img/swing_feet.webp"); }
.bg-dancer     { --page-image: url("/static/img/wcsroom.webp"); }
.bg-about      { --page-image: url("/static/img/jackandjill.webp"); }
.bg-dancers    { --page-image: url("/static/img/swingdanceuk.webp"); }
.bg-events     { --page-image: url("/static/img/lindy.webp"); }
.bg-event      { --page-image: url("/static/img/swingfling.webp"); }
.bg-upcoming   { --page-image: url("/static/img/dip.webp"); }
.bg-over-time  { --page-image: url("/static/img/swingout.webp"); }

/* ── Links & headings ──────────────────────────────────────────────────── */
a {
  color: var(--brand-light);
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
}

h1, h2, h3 {
  line-height: 1.2;
}
h1 { font-size: 1.9rem; margin: 0 0 0.75rem; }
h2 {
  font-size: 1.3rem;
  margin: 1.75rem 0 0.5rem;
  padding-bottom: 0.3rem;
  border-bottom: 1px solid var(--border);
}
h3 { font-size: 1.05rem; margin: 1.25rem 0 0.4rem; }

.updated,
.card-meta,
.distance {
  color: var(--muted);
}

/* ── Navbar ────────────────────────────────────────────────────────────── */
.navbar {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(8, 13, 10, 0.72);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  max-width: 56rem;
  margin: 0 auto;
  padding: 0.6rem 1.25rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem 1.4rem;
}

.nav-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  color: var(--text);
  letter-spacing: 0.01em;
}
.nav-logo {
  width: 26px;
  height: 26px;
  border-radius: 7px;
}

.nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 1.1rem;
  margin: 0;
  padding: 0;
  list-style: none;
}
.nav-links a {
  color: var(--muted);
  padding: 0.15rem 0;
  border-bottom: 2px solid transparent;
}
.nav-links a:hover {
  color: var(--text);
  text-decoration: none;
}
.nav-links a.active {
  color: var(--text);
  border-bottom-color: var(--brand-light);
}

/* ── Content panel ─────────────────────────────────────────────────────── */
.container {
  max-width: 56rem;
  margin: 1.5rem auto 3rem;
  padding: 1.6rem 1.85rem 2rem;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

/* Home quick links */
.home-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin: 1.25rem 0;
}
.home-links a {
  flex: 1 1 8rem;
  text-align: center;
  padding: 0.9rem 1rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text);
  font-weight: 600;
}
.home-links a:hover {
  background: var(--surface-hover);
  text-decoration: none;
}

/* RSS link next to the "Starred Dancers" heading */
.favorites-heading {
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
}
.feed-link {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  padding: 0.1rem 0.4rem;
  border: 1px solid var(--border);
  border-radius: 5px;
  color: var(--muted);
}
.feed-link:hover {
  color: var(--brand-light);
  border-color: var(--brand-light);
  text-decoration: none;
}

/* ── Searchable card lists ─────────────────────────────────────────────── */
.list-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 1rem 0;
}

input[type="search"],
#list-search {
  flex: 1 1 12rem;
  padding: 0.5rem 0.75rem;
  color: var(--text);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 9px;
}
input[type="search"]:focus {
  outline: none;
  border-color: var(--brand-light);
}

.card-list {
  list-style: none;
  margin: 0;
  padding: 0;
}
.card {
  padding: 0.7rem 0.4rem;
  border-bottom: 1px solid var(--border);
  border-radius: 8px;
}
.card:hover {
  background: var(--surface);
}
.card h3 { margin: 0 0 0.2rem; }

/* ── Buttons ───────────────────────────────────────────────────────────── */
button,
#sort-distance {
  font: inherit;
  color: #fff;
  background: var(--brand);
  border: 1px solid transparent;
  border-radius: 9px;
  padding: 0.5rem 0.95rem;
  cursor: pointer;
}
button:hover,
#sort-distance:hover {
  background: var(--brand-light);
}
button:disabled {
  opacity: 0.6;
  cursor: default;
}

/* ── Data tables ───────────────────────────────────────────────────────── */
.data-table {
  border-collapse: collapse;
  width: 100%;
  margin: 0.5rem 0 1.5rem;
}
.data-table th,
.data-table td {
  text-align: left;
  padding: 0.5rem 0.7rem;
  border-bottom: 1px solid var(--border);
}
.data-table thead th {
  color: var(--muted);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  border-bottom-color: var(--border);
}
.data-table tbody tr:nth-child(even) {
  background: rgba(255, 255, 255, 0.025);
}
.data-table tbody tr:hover {
  background: var(--surface-hover);
}
.data-table .num {
  text-align: right;
  font-variant-numeric: tabular-nums;
}

/* ── Dancer heading + star button ──────────────────────────────────────── */
.dancer-heading {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.dancer-heading h1 { margin: 0; }

.star-form { display: inline; margin: 0; }
.star-button {
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
  font-size: 1.8rem;
  line-height: 1;
  color: var(--muted);
  transition: transform 0.1s ease;
}
.star-button:hover { background: none; transform: scale(1.15); }
.star-button.is-starred { color: var(--gold); }

/* ── Event "other dates held" ──────────────────────────────────────────── */
.dates-held {
  list-style: none;
  padding: 0;
  columns: 2;
}
h3 small {
  font-weight: normal;
  font-size: 0.8rem;
}
h3 small a,
.dates-held small a {
  color: var(--brand-light);
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* ── SVG line charts ───────────────────────────────────────────────────── */
.chart {
  overflow-x: auto;
  margin: 0.5rem 0 1rem;
}
.line-chart { width: 100%; height: auto; }
.line-chart .grid { stroke: var(--border); stroke-width: 1; }
.line-chart .axis { fill: var(--muted); font-size: 11px; }
.line-chart .line { fill: none; stroke: var(--brand-light); stroke-width: 2.5; }
.line-chart .area { fill: rgba(67, 197, 118, 0.16); stroke: none; }
.line-chart .line.leader { stroke: var(--brand-light); }
.line-chart .line.follower { stroke: var(--gold); }
.line-chart .dot { stroke: var(--text); stroke-width: 1.5; }
.line-chart .dot.leader { fill: var(--brand-light); }
.line-chart .dot.follower { fill: var(--gold); }
.chart-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin: 0.25rem 0 0;
  padding: 0;
  list-style: none;
  font-size: 0.85rem;
  color: var(--muted);
}
.chart-legend li { display: flex; align-items: center; }
.chart-legend li::before {
  content: "";
  width: 1.1rem;
  height: 0.2rem;
  margin-right: 0.4rem;
  border-radius: 1px;
  background: var(--brand-light);
}
.chart-legend li.follower::before { background: var(--gold); }

/* ── Small screens ─────────────────────────────────────────────────────── */
@media (max-width: 36rem) {
  .container { margin: 0.75rem; padding: 1.1rem 1.1rem 1.5rem; }
  .dates-held { columns: 1; }
  body { background-attachment: scroll; }

  /* Wide tables (e.g. dancer placements) restack as one card per row so they
     never overflow a phone. The header is hidden and each cell carries its
     own label via data-label. */
  .data-table.responsive thead {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
    white-space: nowrap;
  }
  .data-table.responsive tbody tr {
    display: block;
    padding: 0.5rem 0.2rem;
    border-bottom: 1px solid var(--border);
  }
  .data-table.responsive tbody tr:nth-child(even) { background: none; }
  .data-table.responsive td {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: 1rem;
    padding: 0.2rem 0.4rem;
    border: none;
    text-align: right;
  }
  .data-table.responsive td.num { text-align: right; }
  .data-table.responsive td::before {
    content: attr(data-label);
    color: var(--muted);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    text-align: left;
    flex: 0 0 auto;
  }
}