/*
 * RC DIOK theme: navy and gold from the crest, lion red as accent.
 * Every colour is a light-dark() pair: the system setting decides by default,
 * and <html data-theme="light|dark"> (set by the theme toggle) overrides it.
 */
@font-face {
  font-family: "Zilla Slab";
  src: url("/fonts/zilla-slab-700.woff2") format("woff2");
  font-weight: 700;
  font-display: swap;
}

:root {
  color-scheme: light dark;

  /* Crest colours */
  --navy: #001f4e;
  --gold: #ffc846;
  --lion: #d14c2d;
  --stone: #ccd0cf;

  --bg: light-dark(#f4f5f7, #07111f);
  --surface: light-dark(#ffffff, #0e1b30);
  --surface-2: light-dark(#eef1f5, #132440);
  --text: light-dark(#0e1626, #e7ecf3);
  --muted: light-dark(#566275, #9aa8bc);
  --border: light-dark(#dce1e8, #22324d);

  --header-bg: var(--navy);
  --header-ink: #ffffff;
  --accent: light-dark(var(--navy), var(--gold));        /* links, focus, selected tab */
  --primary: light-dark(var(--navy), var(--gold));       /* primary buttons */
  --primary-ink: light-dark(#ffffff, var(--navy));
  --primary-hover: light-dark(#0b2f6b, #ffd570);

  --danger: light-dark(#b23c20, #ff8a6b);
  --danger-bg: light-dark(#fbe9e4, #3a1a12);
  --warn: light-dark(#7a5300, var(--gold));
  --warn-bg: light-dark(#fff3d1, #33280b);
  --info-bg: light-dark(#e8eef7, #16294a);
  --ok: light-dark(#147a3d, #5ad48a);

  --t-match: light-dark(#1f4fa3, #8db0f0);
  --t-training: light-dark(#0f766e, #5ec9bd);
  --t-tournament: light-dark(#6d3fc0, #b79cf2);
  --t-social: light-dark(var(--lion), #f2876b);
  --t-clinic: light-dark(#b5306e, #f08bb8);
  --t-meeting: light-dark(#4b5563, #a3aebf);
  --t-other: light-dark(#6b7280, #8e99aa);

  --radius: 10px;
  --font-display: "Zilla Slab", Rockwell, "Roboto Slab", Georgia, serif;
}
:root[data-theme="light"] { color-scheme: light; }
:root[data-theme="dark"] { color-scheme: dark; }

* { box-sizing: border-box; }
[hidden] { display: none !important; } /* layout rules like display:grid must not un-hide elements */
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
a { color: var(--accent); }
h1, h2, h3 { font-family: var(--font-display); font-weight: 700; letter-spacing: .01em; }
button, input, select, textarea { font: inherit; color: inherit; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; }

/* Header: navy bar with a gold stripe, like the shield's two halves */
.topbar {
  background: var(--header-bg);
  color: var(--header-ink);
  border-bottom: 4px solid var(--gold);
  padding: 10px 16px;
  display: flex;
  align-items: center;
  gap: 12px 20px;
  flex-wrap: wrap;
}
.topbar :focus-visible { outline-color: var(--gold); }
.brand { display: flex; align-items: center; gap: 10px; margin-right: auto; color: inherit; text-decoration: none; }
.brand img {
  height: 52px; width: auto; display: block;
  /* thin light edge so the navy half of the crest stands out against the navy bar */
  filter: drop-shadow(0 0 .6px rgb(255 255 255 / .9)) drop-shadow(0 0 .6px rgb(255 255 255 / .9));
}
.brand h1 { font-size: 1.35rem; margin: 0; line-height: 1.1; }
.brand h1 small { display: block; font-family: system-ui, sans-serif; font-weight: 500; font-size: .75rem; color: var(--gold); letter-spacing: .08em; text-transform: uppercase; }
.topbar nav { display: flex; gap: 6px 16px; align-items: center; flex-wrap: wrap; }
.topbar nav a { color: inherit; text-decoration: none; font-weight: 500; padding: 4px 0; border-bottom: 2px solid transparent; }
.topbar nav a:hover { border-bottom-color: rgb(255 255 255 / .5); }
.topbar nav a[aria-current="page"] { border-bottom-color: var(--gold); }
.tools { display: flex; gap: 8px; }
.icon-btn, .lang-btn {
  background: transparent; color: inherit; cursor: pointer;
  border: 1px solid rgb(255 255 255 / .45); border-radius: 999px;
  height: 32px; padding: 0 12px; display: inline-flex; align-items: center; gap: 6px;
}
.icon-btn:hover, .lang-btn:hover { border-color: var(--gold); color: var(--gold); }
.icon-btn svg { width: 18px; height: 18px; }

main { max-width: 1100px; margin: 0 auto; padding: 24px 16px 48px; }
main > h2:first-child { margin-top: 0; }
.narrow { max-width: 760px; }

.btn {
  display: inline-flex; align-items: center; gap: 6px;
  border: 1px solid var(--border); background: var(--surface); color: var(--text);
  border-radius: 8px; padding: 6px 14px; cursor: pointer; text-decoration: none;
}
.btn:hover { border-color: var(--muted); }
.btn.primary { background: var(--primary); color: var(--primary-ink); border-color: var(--primary); font-weight: 600; }
.btn.primary:hover { background: var(--primary-hover); border-color: var(--primary-hover); }
.btn.danger { color: var(--danger); }
.btn:disabled { opacity: .6; cursor: progress; }

.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px; }
.muted { color: var(--muted); }

/* Calendar */
.cal-toolbar { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; margin-bottom: 12px; }
.cal-toolbar h2 { margin: 0 auto 0 8px; font-size: 1.6rem; text-transform: capitalize; min-width: 10ch; }
.cal-toolbar select { padding: 6px 8px; border-radius: 8px; border: 1px solid var(--border); background: var(--surface); }
.cal-grid { display: grid; grid-template-columns: repeat(7, minmax(0, 1fr)); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; background: var(--border); gap: 1px; }
.cal-head { background: var(--surface-2); padding: 6px; font-size: .8rem; font-weight: 600; color: var(--muted); text-align: center; text-transform: capitalize; }
.cal-day { background: var(--surface); min-height: 110px; padding: 4px; display: flex; flex-direction: column; gap: 3px; }
.cal-day.outside { background: var(--bg); }
.cal-day.outside .cal-date { opacity: .5; }
.cal-date { font-size: .8rem; font-weight: 600; padding: 2px 6px; align-self: flex-start; border-radius: 6px; }
.cal-day.today .cal-date { background: var(--gold); color: var(--navy); }
.cal-weekday { display: none; }
.chip {
  display: block; width: 100%; text-align: left; border: 0; cursor: pointer; color: var(--text);
  border-left: 3px solid var(--chip, var(--t-other));
  background: color-mix(in srgb, var(--chip, var(--t-other)) 14%, var(--surface));
  border-radius: 4px; padding: 2px 6px; font-size: .78rem; line-height: 1.3;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.chip:hover { background: color-mix(in srgb, var(--chip, var(--t-other)) 24%, var(--surface)); }
.chip time { font-variant-numeric: tabular-nums; color: var(--muted); margin-right: 4px; }
.type-match { --chip: var(--t-match); }
.type-training { --chip: var(--t-training); }
.type-tournament { --chip: var(--t-tournament); }
.type-social { --chip: var(--t-social); }
.type-clinic { --chip: var(--t-clinic); }
.type-meeting { --chip: var(--t-meeting); }
.type-other { --chip: var(--t-other); }
.cal-empty { margin-top: 16px; }

/* On phones the month grid becomes an agenda list of days that have events. */
@media (max-width: 700px) {
  .brand h1 { font-size: 1.15rem; }
  .brand img { height: 42px; }
  .topbar { padding-bottom: 0; }
  .topbar nav { order: 3; width: 100%; gap: 20px; }
  .topbar nav a { padding: 8px 0; }
  .cal-toolbar h2 { flex: 1 0 100%; order: -1; margin: 0 0 4px; }
  .cal-toolbar select { flex: 1 1 140px; min-width: 0; }
  .cal-grid { display: flex; flex-direction: column; background: none; border: 0; gap: 8px; }
  .cal-head, .cal-day.outside, .cal-day.empty { display: none; }
  .cal-day { min-height: 0; border: 1px solid var(--border); border-radius: var(--radius); padding: 8px; }
  .cal-weekday { display: inline; }
  .chip { white-space: normal; font-size: .9rem; padding: 6px 8px; }
}

dialog { border: 1px solid var(--border); border-top: 4px solid var(--gold); border-radius: var(--radius); background: var(--surface); color: var(--text); max-width: min(520px, calc(100vw - 32px)); padding: 20px; }
dialog::backdrop { background: rgb(0 10 30 / .55); }
dialog h3 { margin-top: 0; font-size: 1.4rem; }
dl.meta { display: grid; grid-template-columns: max-content 1fr; gap: 4px 12px; margin: 0 0 12px; }
dl.meta dt { color: var(--muted); }
dl.meta dd { margin: 0; }
.pre { white-space: pre-wrap; }
.copy-row { display: flex; gap: 8px; margin: 12px 0; }
.copy-row input { flex: 1; min-width: 0; padding: 6px 8px; border: 1px solid var(--border); border-radius: 8px; background: var(--bg); }

/* Form */
.layout-form { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr); gap: 20px; align-items: start; }
@media (max-width: 800px) { .layout-form { grid-template-columns: minmax(0, 1fr); } }
.field { display: flex; flex-direction: column; gap: 4px; margin-bottom: 14px; }
.field label { font-weight: 600; font-size: .9rem; }
.field input, .field select, .field textarea { padding: 8px 10px; border: 1px solid var(--border); border-radius: 8px; background: var(--surface); width: 100%; }
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--accent); }
.field textarea { min-height: 100px; resize: vertical; }
.field .help { font-size: .8rem; color: var(--muted); }
.field .error { font-size: .85rem; color: var(--danger); }
.field.invalid input, .field.invalid select { border-color: var(--danger); }
.field legend { font-weight: 600; font-size: .9rem; padding: 0; margin-bottom: 4px; }
fieldset.field { border: 0; padding: 0; margin: 0 0 14px; min-width: 0; }
.check-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 8px; }
.check { display: flex; gap: 8px; align-items: flex-start; padding: 8px 10px; border: 1px solid var(--border); border-radius: 8px; background: var(--surface); cursor: pointer; }
.check:has(input:checked) { border-color: var(--accent); background: color-mix(in srgb, var(--accent) 8%, var(--surface)); }
.field .check input, .check input { width: auto; padding: 0; margin: 4px 0 0; flex: none; accent-color: var(--accent); }
.check span { min-width: 0; overflow-wrap: anywhere; }
.check small { display: block; color: var(--muted); font-size: .78rem; }
.field.invalid .check-grid .check { border-color: var(--danger); }
.tag-picker { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; padding: 6px; border: 1px solid var(--border); border-radius: 8px; background: var(--surface); }
.tag-picker:focus-within { border-color: var(--accent); }
.field.invalid .tag-picker { border-color: var(--danger); }
.tags { display: contents; list-style: none; }
.tag { display: inline-flex; align-items: center; gap: 4px; padding: 4px 4px 4px 10px; border-radius: 8px; background: color-mix(in srgb, var(--accent) 12%, var(--surface)); border: 1px solid color-mix(in srgb, var(--accent) 35%, transparent); line-height: 1.25; }
.tag span { font-weight: 600; font-size: .9rem; }
.tag small { display: block; font-weight: 400; font-size: .75rem; color: var(--muted); }
.tag button { border: 0; background: none; cursor: pointer; font-size: 1.1rem; line-height: 1; width: 28px; height: 28px; border-radius: 6px; color: var(--muted); }
.tag button:hover { background: var(--danger-bg); color: var(--danger); }
.field .tag-picker select { flex: 1 1 180px; width: auto; min-width: 0; border: 0; padding: 6px 4px; background: transparent; cursor: pointer; }
.field .tag-picker select:focus-visible { outline-offset: 0; }
.field-label { font-weight: 600; font-size: .9rem; }
.segmented { align-self: flex-start; display: inline-flex; border: 1px solid var(--border); border-radius: 8px; overflow: hidden; background: var(--surface); }
.segmented label { cursor: pointer; }
.field .segmented input, .segmented input { position: absolute; opacity: 0; pointer-events: none; width: 1px; height: 1px; padding: 0; }
.segmented span { display: block; padding: 7px 16px; font-weight: 500; }
.segmented label + label span { border-left: 1px solid var(--border); }
.segmented input:checked + span { background: var(--primary); color: var(--primary-ink); }
.segmented input:focus-visible + span { outline: 3px solid var(--accent); outline-offset: -3px; }
.segmented input:disabled + span { opacity: .6; cursor: not-allowed; }
.weekday-pills { display: flex; flex-wrap: wrap; gap: 6px; }
.pill { cursor: pointer; }
.field .pill input, .pill input { position: absolute; opacity: 0; pointer-events: none; width: 1px; height: 1px; padding: 0; }
.pill span { display: inline-block; min-width: 48px; text-align: center; padding: 6px 10px; border: 1px solid var(--border); border-radius: 999px; background: var(--surface); text-transform: capitalize; }
.pill input:checked + span { background: var(--primary); color: var(--primary-ink); border-color: var(--primary); font-weight: 600; }
.pill input:focus-visible + span { outline: 3px solid var(--accent); outline-offset: 2px; }
.field.invalid .pill span { border-color: var(--danger); }
.series-tools { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.series-tools #series-summary { margin-right: auto; }
.series-month h4 { margin: 12px 0 6px; font-size: .85rem; text-transform: capitalize; color: var(--muted); }
.date-chips { display: flex; flex-wrap: wrap; gap: 6px; }
.date-chip { border: 1px solid var(--border); background: var(--surface); border-radius: 6px; padding: 3px 9px; font-size: .85rem; cursor: pointer; font-variant-numeric: tabular-nums; }
.date-chip:hover { border-color: var(--accent); }
.date-chip.off { text-decoration: line-through; color: var(--muted); background: var(--bg); border-style: dashed; }
.date-chip.clash { border-color: var(--danger); color: var(--danger); background: var(--danger-bg); }
span.date-chip { cursor: default; }
.series-upcoming { margin: 0 0 12px; }
.series-upcoming summary { cursor: pointer; font-weight: 600; }
.series-upcoming .date-chips { margin-top: 6px; }
.row { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 0 12px; }
.hp { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }
.form-error { color: var(--danger); margin: 8px 0; }
.form-actions { display: flex; gap: 8px; justify-content: space-between; flex-wrap: wrap; }
.form-actions .btn.danger { margin-left: auto; }
.form-locked .field input, .form-locked .field select, .form-locked .field textarea { opacity: .6; }

.banner { border-radius: var(--radius); padding: 10px 14px; margin: 0 0 16px; background: var(--info-bg); border-left: 4px solid var(--accent); }
.banner.ok { border-left-color: var(--ok); }
.banner.warn { background: var(--warn-bg); color: var(--warn); border-left-color: var(--warn); }
.banner.danger { background: var(--danger-bg); color: var(--danger); border-left-color: var(--danger); }

.check-panel { position: sticky; top: 16px; border-top: 4px solid var(--gold); }
.check-panel h3 { margin: 0 0 8px; font-size: 1.15rem; }
.conflict-group { margin-top: 12px; }
.conflict-group h4 { margin: 0 0 6px; font-size: .85rem; padding: 4px 8px; border-radius: 6px; }
.kind-clash h4 { background: var(--danger-bg); color: var(--danger); }
.kind-team h4, .kind-similar h4 { background: var(--warn-bg); color: var(--warn); }
.kind-same-day h4 { background: var(--info-bg); }
.conflict { padding: 6px 8px; border-bottom: 1px solid var(--border); font-size: .9rem; }
.conflict:last-child { border-bottom: 0; }
.conflict small { display: block; color: var(--muted); }
.badge { display: inline-block; font-size: .7rem; padding: 0 6px; border-radius: 999px; background: var(--warn-bg); color: var(--warn); margin-left: 4px; vertical-align: middle; }

/* Admin */
.tabs { display: flex; gap: 4px; margin-bottom: 16px; border-bottom: 1px solid var(--border); overflow-x: auto; scrollbar-width: none; }
.tabs button { border: 0; background: none; padding: 8px 14px; cursor: pointer; border-bottom: 3px solid transparent; white-space: nowrap; flex: none; }
@media (max-width: 700px) { .tabs button { padding: 8px 10px; } }
.tabs button[aria-selected="true"] { border-bottom-color: var(--accent); font-weight: 600; }
.admin-list { display: flex; flex-direction: column; gap: 12px; }
.admin-card h3 { margin: 0 0 4px; font-size: 1.3rem; }
.admin-actions { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; margin-top: 12px; }
.approvals { display: flex; flex-wrap: wrap; gap: 6px; margin: 4px 0 12px; }
.approval { font-size: .85rem; padding: 2px 10px; border-radius: 999px; border: 1px solid var(--border); background: var(--surface-2); cursor: default; }
.approval-approved { color: var(--ok); border-color: color-mix(in srgb, var(--ok) 40%, transparent); }
.approval-rejected { color: var(--danger); background: var(--danger-bg); border-color: transparent; }
.approval-pending { color: var(--warn); background: var(--warn-bg); border-color: transparent; }
.admin-card { position: relative; }
.admin-card.needs-me { border-left: 4px solid var(--gold); }
.needs-me-badge { position: absolute; top: 14px; right: 14px; margin: 0; }
.actions-sep { flex: 0 0 1px; align-self: stretch; background: var(--border); margin: 0 4px; }
#linked h2 { font-size: 1.1rem; margin: 0 0 8px; }
#linked { margin-bottom: 24px; }

.group-card .field > label { font-weight: 600; font-size: .9rem; }
.group-card.saved { border-color: var(--ok); }
.member-head, .member-row { display: grid; grid-template-columns: 1.1fr 1.4fr 1fr .9fr 36px; gap: 8px; align-items: center; }
.member-head { font-size: .8rem; color: var(--muted); }
.member-row { margin-bottom: 8px; }
.member-row input, .member-row select { padding: 7px 9px; border: 1px solid var(--border); border-radius: 8px; background: var(--surface); width: 100%; min-width: 0; }
.member-row .invalid, .group-card .invalid input { border-color: var(--danger); }
.icon-only { justify-content: center; padding: 6px 0; }
@media (max-width: 700px) {
  .member-head { display: none; }
  .member-row { grid-template-columns: 1fr 1fr 36px; padding-bottom: 8px; border-bottom: 1px solid var(--border); }
  .member-row [name="name"] { grid-column: 1 / 3; grid-row: 1; }
  .member-row [name="email"] { grid-column: 1 / 3; grid-row: 2; }
  .member-row [name="phone"] { grid-column: 1; grid-row: 3; }
  .member-row [name="notify"] { grid-column: 2; grid-row: 3; }
  .member-row [data-remove-member] { grid-column: 3; grid-row: 1; }
}
.social-list { list-style: none; padding: 0; margin: 4px 0 0; font-size: .9rem; }
.ok { color: var(--ok); }
.fail { color: var(--danger); }

/* 404 */
.not-found { text-align: center; padding-top: 48px; }
.not-found img { height: 160px; }