/* Round Robin — mobile-first, touch-first. */

:root {
  --bg: #f4f6f3;
  --surface: #ffffff;
  --text: #17201b;
  --muted: #5b6760;
  --line: #d9dfda;
  --accent: #1d6b4a; /* court green */
  --accent-text: #ffffff;
  --accent-soft: #e2f0e8;
  --ball: #d7e85a; /* pickleball yellow-green */
  --ball-text: #2b3300;
  --danger: #b3261e;
  --danger-soft: #fbe9e7;
  --highlight: #fff3b0;
  --focus: #1a5fd0;
  --radius: 12px;
  --tap: 44px;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #101512;
    --surface: #19201c;
    --text: #e6ece8;
    --muted: #9aa8a0;
    --line: #2d3832;
    --accent: #3fae7d;
    --accent-text: #08130d;
    --accent-soft: #1d3328;
    --ball: #c9dc4a;
    --ball-text: #1d2300;
    --danger: #f2827a;
    --danger-soft: #3a1d1b;
    --highlight: #4a4313;
    --focus: #8ab4ff;
    color-scheme: dark;
  }
}

:root[data-theme="dark"] {
  --bg: #101512;
  --surface: #19201c;
  --text: #e6ece8;
  --muted: #9aa8a0;
  --line: #2d3832;
  --accent: #3fae7d;
  --accent-text: #08130d;
  --accent-soft: #1d3328;
  --ball: #c9dc4a;
  --ball-text: #1d2300;
  --danger: #f2827a;
  --danger-soft: #3a1d1b;
  --highlight: #4a4313;
  --focus: #8ab4ff;
  color-scheme: dark;
}

* {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 17px/1.45 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  padding-bottom: env(safe-area-inset-bottom);
}

main {
  max-width: 720px;
  margin: 0 auto;
  padding: 16px max(16px, env(safe-area-inset-left)) 48px
    max(16px, env(safe-area-inset-right));
}

h1 {
  font-size: 1.6rem;
  line-height: 1.2;
  margin: 8px 0 4px;
}

h2 {
  font-size: 1.15rem;
  margin: 24px 0 8px;
}

a {
  color: var(--accent);
}

:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 2px;
}

code {
  font-size: 0.9em;
  background: var(--accent-soft);
  padding: 1px 4px;
  border-radius: 4px;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

/* ---- top bar */

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  background: var(--accent);
  color: var(--accent-text);
  padding: calc(8px + env(safe-area-inset-top)) max(16px, env(safe-area-inset-right)) 8px
    max(16px, env(safe-area-inset-left));
}

.topbar a,
.topbar .linklike {
  color: inherit;
  text-decoration: none;
  font-weight: 600;
}

.brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 1.1rem;
  min-height: var(--tap);
}

.topbar nav {
  display: flex;
  align-items: center;
  gap: 16px;
}

.topbar nav a,
.topbar nav .linklike {
  min-height: var(--tap);
  display: inline-flex;
  align-items: center;
}

.linklike {
  background: none;
  border: 0;
  padding: 0;
  font: inherit;
  cursor: pointer;
}

/* ---- building blocks */

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

.stack > * + * {
  margin-top: 12px;
}

.stack > h2:first-child {
  margin-top: 0;
}

.narrow {
  max-width: 420px;
}

.row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.row.two > * {
  flex: 1 1 140px;
}

.row.spread {
  justify-content: space-between;
  margin-top: 24px;
}

.grow {
  flex: 1 1 auto;
  min-width: 0;
}

.actions {
  margin: 8px 0 16px;
}

.meta,
.hint {
  color: var(--muted);
}

.hint {
  font-size: 0.9rem;
  font-weight: normal;
}

.meta {
  margin: 0 0 16px;
}

.crumb {
  margin: 0;
}

.crumb a {
  display: inline-flex;
  align-items: center;
  min-height: var(--tap);
  text-decoration: none;
}

.empty {
  color: var(--muted);
  padding: 24px 0;
}

ul.plain,
ol.plain {
  list-style: none;
  margin: 0;
  padding: 0;
}

.facts li + li {
  margin-top: 6px;
}

.or {
  text-align: center;
  color: var(--muted);
  margin: 8px 0;
}

/* ---- forms */

label {
  display: block;
  font-weight: 600;
}

input,
select,
textarea {
  font: inherit;
  color: var(--text);
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px 12px;
  min-height: var(--tap);
  width: 100%;
  margin-top: 4px;
}

input[type="checkbox"] {
  width: 22px;
  height: 22px;
  min-height: 0;
  margin: 0;
  accent-color: var(--accent);
}

input[type="file"] {
  padding: 8px;
  background: var(--surface);
}

textarea {
  resize: vertical;
}

button,
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-height: var(--tap);
  padding: 8px 16px;
  font: inherit;
  font-weight: 600;
  color: var(--accent);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 10px;
  text-decoration: none;
  cursor: pointer;
  touch-action: manipulation; /* no double-tap zoom delay */
  -webkit-tap-highlight-color: transparent;
}

button:active,
.button:active {
  transform: scale(0.98);
}

.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--accent-text);
}

.big {
  width: 100%;
  min-height: 52px;
  font-size: 1.1rem;
}

.small {
  min-height: 36px;
  padding: 4px 12px;
  font-size: 0.9rem;
}

.danger {
  color: var(--danger);
  border-color: var(--danger);
}

.danger-zone {
  margin-top: 32px;
  text-align: right;
}

button[disabled] {
  opacity: 0.5;
  cursor: not-allowed;
}

.error {
  color: var(--danger);
  background: var(--danger-soft);
  border-radius: 8px;
  padding: 8px 12px;
  margin: 0 0 12px;
}

.flash {
  border-radius: 10px;
  padding: 10px 14px;
  margin-bottom: 12px;
  background: var(--accent-soft);
  font-weight: 600;
}

.flash.error {
  background: var(--danger-soft);
  color: var(--danger);
}

.filter {
  margin: 0 0 8px;
}

fieldset {
  margin: 0;
  min-width: 0;
}

legend {
  font-weight: 700;
  padding: 0 4px;
}

/* ---- steppers (courts, rounds, scores) */

.stepper {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-top: 4px;
}

.stepper button {
  width: var(--tap);
  padding: 0;
  font-size: 1.3rem;
}

.stepper input {
  width: 3.4em;
  margin: 0;
  text-align: center;
  font-size: 1.25rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.stepper .eleven {
  background: var(--ball);
  color: var(--ball-text);
  border-color: transparent;
  font-size: 1rem;
  margin-left: 4px;
}

/* ---- lists */

.cards {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 10px;
}

.link-card {
  display: grid;
  gap: 2px;
  text-decoration: none;
  color: inherit;
}

.card-title {
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--accent);
}

.card-meta {
  color: var(--muted);
  font-size: 0.95rem;
}

.badge {
  justify-self: start;
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  vertical-align: middle;
}

.badge.live {
  background: var(--ball);
  color: var(--ball-text);
}

.badge.final {
  background: var(--accent);
  color: var(--accent-text);
}

.badge.muted {
  background: var(--line);
  color: var(--muted);
}

.list {
  list-style: none;
  padding: 0;
  margin: 0;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.list:empty {
  display: none;
}

.list li {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  min-height: 56px;
}

.list li + li {
  border-top: 1px solid var(--line);
}

.list .inactive {
  color: var(--muted);
}

.list-heading {
  font-weight: 700;
  background: var(--bg);
  gap: 8px;
}

.list-heading .hint {
  margin-left: 4px;
}

.picker {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 4px 12px;
  margin-top: 8px;
}

.check {
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: var(--tap);
  font-weight: normal;
  padding: 0 4px;
  border-radius: 8px;
}

.check:has(input:checked) {
  background: var(--accent-soft);
}

.summary-bar {
  position: sticky;
  bottom: 0;
  margin: 0 -16px;
  padding: 12px 16px calc(12px + env(safe-area-inset-bottom));
  background: var(--surface);
  border-top: 1px solid var(--line);
  box-shadow: 0 -4px 16px rgb(0 0 0 / 0.06);
}

.summary-bar p {
  margin: 0 0 8px;
  font-size: 0.95rem;
}

.summary-bar .warn {
  color: var(--danger);
  display: block;
}

/* ---- schedule */

.round-block h2 {
  display: flex;
  align-items: center;
  gap: 8px;
}

.games li {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 8px 12px;
  margin-bottom: 6px;
}

.court-no {
  display: block;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.matchup {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 8px;
}

.matchup .team-names:last-child {
  text-align: right;
}

.team-names {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.team-names span {
  overflow-wrap: anywhere;
}

.vs {
  color: var(--muted);
  font-size: 0.85rem;
}

.score {
  font-weight: 800;
  font-variant-numeric: tabular-nums;
}

.sitting {
  color: var(--muted);
  margin: 4px 0 0;
}

.highlight-picker {
  margin: 24px 0 16px;
  font-weight: normal;
  color: var(--muted);
  max-width: 320px;
}

[data-pid].me {
  background: var(--highlight);
  border-radius: 4px;
  font-weight: 700;
}

tr.me th,
tr.me td {
  background: var(--highlight);
}

/* ---- round / score entry */

.of {
  font-weight: 400;
  color: var(--muted);
  font-size: 1.1rem;
}

.round-nav {
  display: flex;
  gap: 6px;
  overflow-x: auto;
  padding: 8px 0 12px;
  scrollbar-width: none;
}

.round-nav a {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: var(--tap);
  height: var(--tap);
  border-radius: 50%;
  border: 1px solid var(--line);
  background: var(--surface);
  text-decoration: none;
  font-weight: 700;
}

.round-nav a.done {
  background: var(--accent-soft);
}

.round-nav a.current {
  background: var(--accent);
  color: var(--accent-text);
  border-color: var(--accent);
}

.courts {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.court {
  scroll-margin-top: 16px;
}

.court.scored {
  border-color: var(--accent);
}

.court-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.court-head h2 {
  margin: 0;
}

.team-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-top: 10px;
}

.team-row .team-names {
  font-size: 1.05rem;
  font-weight: 600;
}

.vs-line {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  font-size: 0.8rem;
  margin: 6px 0 0;
}

.vs-line::before,
.vs-line::after {
  content: "";
  flex: 1;
  border-top: 1px solid var(--line);
}

.court > button {
  width: 100%;
  margin-top: 14px;
}

.big-score {
  font-size: 2rem;
  font-weight: 800;
  font-variant-numeric: tabular-nums;
}

/* ---- standings */

.standings {
  margin-bottom: 16px;
  width: 100%;
  border-collapse: collapse;
  background: var(--surface);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
  font-variant-numeric: tabular-nums;
}

.standings th,
.standings td {
  padding: 10px 8px;
  text-align: left;
  border-bottom: 1px solid var(--line);
}

.standings thead th {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--muted);
}

.standings tbody th {
  font-weight: 600;
  overflow-wrap: anywhere;
}

.standings .num {
  text-align: right;
  width: 1%;
  white-space: nowrap;
}

.standings .strong {
  font-weight: 800;
}

.standings tr:last-child th,
.standings tr:last-child td {
  border-bottom: 0;
}

.standings tr.podium td:first-child {
  color: var(--accent);
  font-weight: 800;
}

abbr {
  text-decoration: none;
}

.share summary {
  font-weight: 700;
  cursor: pointer;
  min-height: var(--tap);
  display: flex;
  align-items: center;
}

.share {
  margin-top: 24px;
}

.qr {
  display: flex;
  justify-content: center;
  margin-top: 8px;
}

.qr svg {
  background: #fff; /* scanners need dark-on-light, even in dark mode */
  border-radius: 8px;
  max-width: 100%;
  height: auto;
}

@media print {
  .topbar,
  .crumb,
  .button,
  button,
  form,
  .highlight-picker,
  .share,
  .round-nav {
    display: none !important;
  }

  body {
    background: #fff;
    color: #000;
  }

  .standings,
  .games li,
  .card {
    border-color: #999;
  }
}