:root {
  --felt: #1d6b41;
  --bg: #eef1ef;
  --surface: #ffffff;
  --surface-2: #f6f8f7;
  --text: #17201b;
  --muted: #66716a;
  --line: #d5dcd8;
  --red: #c4232b;
  --vul: #d33a3a;
  --pass: #2f7d4f;
  --double: #c4232b;
  --redouble: #2059b8;
  --off-bg: #e3e7e5;
  --off-text: #b3bab6;
  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root {
    --felt: #2f8a57;
    --bg: #0f1311;
    --surface: #1a1f1c;
    --surface-2: #151a17;
    --text: #e9eeeb;
    --muted: #97a29b;
    --line: #2d3531;
    --red: #ff6b6b;
    --vul: #b83232;
    --double: #c73838;
    --off-bg: #161a18;
    --off-text: #3c4540;
  }
}

* {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.35 -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
}

button,
select {
  font: inherit;
  color: inherit;
}

button {
  cursor: pointer;
  touch-action: manipulation; /* no double-tap zoom, so taps register at once */
  -webkit-tap-highlight-color: transparent;
  -webkit-user-select: none;
  user-select: none;
}

.red {
  color: var(--red);
}

/* Board list */

.list-screen {
  max-width: 480px;
  margin: 0 auto;
  padding:
    calc(env(safe-area-inset-top) + 12px)
    calc(env(safe-area-inset-right) + 14px)
    calc(env(safe-area-inset-bottom) + 16px)
    calc(env(safe-area-inset-left) + 14px);
}

.list-screen h1 {
  margin: 4px 0 14px;
  font-size: 26px;
}

.list-bar {
  display: flex;
  justify-content: space-between;
  min-height: 36px;
  margin: 0 -6px;
}

.link {
  display: flex;
  align-items: center;
  padding: 6px;
  border: 0;
  background: none;
  color: var(--felt);
  font-size: 17px;
  font-weight: 600;
}

.link svg {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2.5;
}

.list-screen h1 + .subtitle {
  margin: -10px 0 14px;
  color: var(--muted);
  font-size: 14px;
}

/* Session form */

.form label {
  display: block;
  margin-bottom: 14px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 600;
}

.form input,
.form select {
  display: block;
  width: 100%;
  margin-top: 6px;
  padding: 11px 12px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--surface);
  color: var(--text);
  font: inherit;
  font-size: 17px; /* 16px or more, or iOS zooms in on focus */
  font-weight: 400;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.form .primary {
  margin-top: 8px;
}

.primary {
  width: 100%;
  height: 52px;
  border: 0;
  border-radius: 12px;
  background: var(--felt);
  color: #fff;
  font-size: 18px;
  font-weight: 600;
}

.list-order {
  width: fit-content;
  margin: 14px 0 0 auto;
}

.list {
  margin: 8px 0 0;
  padding: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--surface);
  list-style: none;
}

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

/* Swipe to delete: the row slides left over its Delete button. */
.swipe-row {
  position: relative;
  overflow: hidden;
}

.swipe-row .delete {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  width: 88px; /* DELETE_WIDTH in app.js */
  border: 0;
  background: var(--red);
  color: #fff;
  font-weight: 600;
}

.swipe-row .row {
  position: relative;
  touch-action: pan-y;
  transition: transform 0.2s ease;
}

.swipe-row.swiped .row {
  transform: translateX(-88px);
}

.list .row {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  padding: 10px 14px;
  border: 0;
  background: var(--surface);
  text-align: left;
}

.list .number {
  display: grid;
  flex: none;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 20px;
  background: var(--surface-2);
  font-size: 18px;
  font-weight: 700;
}

.list .title {
  display: block;
  font-size: 17px;
  font-weight: 600;
}

.list .details {
  display: block;
  color: var(--muted);
  font-size: 13px;
}

.list-screen h2 {
  margin: 22px 0 8px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.secondary {
  height: 44px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--surface);
  color: var(--felt);
  font-size: 16px;
  font-weight: 600;
}

.list-screen > .secondary {
  width: 100%;
  margin-top: 16px;
}

.export {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}

.empty {
  margin-top: 24px;
  color: var(--muted);
  text-align: center;
}

/* Bidding screen: fills the screen, with the bidding box at the bottom
   where the thumb reaches. The auction table takes the space left over. */

.board-screen {
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-width: 480px;
  height: 100dvh;
  margin: 0 auto;
  padding:
    calc(env(safe-area-inset-top) + 8px)
    calc(env(safe-area-inset-right) + 10px)
    calc(env(safe-area-inset-bottom) + 8px)
    calc(env(safe-area-inset-left) + 10px);
}

.board-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.stepper {
  display: flex;
  align-items: center;
  gap: 6px;
}

/* The board number is a native picker (the wheel on iPhone), styled to
   read as a title with a small down chevron. */
.board-picker {
  position: relative;
  display: flex;
  align-items: center;
}

.board-picker select {
  padding: 4px 22px 4px 6px;
  border: 0;
  background: none;
  color: var(--text);
  font-size: 21px;
  font-weight: 700;
  appearance: none;
}

.board-picker svg {
  position: absolute;
  right: 2px;
  width: 16px;
  height: 16px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2.5;
  pointer-events: none;
}

.stepper button {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: var(--surface);
}

.stepper svg {
  width: 22px;
  height: 22px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2.5;
}

.stepper button:disabled {
  opacity: 0.35;
}

.ok {
  height: 44px;
  padding: 0 22px;
  border: 0;
  border-radius: 22px;
  background: var(--felt);
  color: #fff;
  font-weight: 600;
}

.settings {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--muted);
  font-size: 14px;
}

.settings label {
  display: flex;
  align-items: center;
  gap: 4px;
}

.settings select {
  padding: 4px 6px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  color: var(--text);
  font-size: 16px; /* below 16px, iOS zooms in when the picker opens */
}

.toggle {
  display: flex;
  margin-left: auto;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.toggle button {
  padding: 6px 12px;
  border: 0;
  background: var(--surface);
  color: var(--muted);
  font-size: 15px;
  font-weight: 600;
}

.toggle button.on {
  background: var(--felt);
  color: #fff;
}

.auction {
  display: flex;
  flex: 1;
  flex-direction: column;
  min-height: 96px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--surface);
}

.seats,
.calls {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  text-align: center;
}

.seat {
  padding: 4px 0 3px;
  border-bottom: 1px solid var(--line);
  background: var(--surface-2);
  font-weight: 700;
}

.seat small {
  display: block;
  min-height: 1.2em;
  color: var(--muted);
  font-size: 11px;
  font-weight: 500;
}

.seat.vul {
  background: var(--vul);
  color: #fff;
}

.seat.vul small {
  color: rgb(255 255 255 / 85%);
}

.seat.to-act {
  box-shadow: inset 0 -3px 0 var(--text);
}

.calls {
  flex: 1;
  align-content: start;
  overflow-y: auto;
  padding: 2px 0;
}

.calls > div {
  padding: 4px 0;
  font-size: 19px;
  font-weight: 600;
}

.calls .pass {
  color: var(--muted);
  font-weight: 500;
}

.calls .double {
  color: var(--double);
}

.calls .redouble {
  color: var(--redouble);
}

.cursor {
  color: var(--muted);
  animation: blink 1.1s steps(2, start) infinite;
}

@keyframes blink {
  to {
    visibility: hidden;
  }
}

.status {
  min-height: 1.3em;
  margin: 0;
  color: var(--muted);
  font-size: 15px;
  text-align: center;
}

.status strong {
  color: var(--text);
}

.box {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 5px;
}

.box button {
  height: clamp(36px, 5.6dvh, 52px);
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  font-size: 19px;
  font-weight: 600;
}

.box button:active:not(:disabled) {
  background: var(--felt);
  color: #fff;
}

.specials {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.3fr;
  gap: 5px;
}

.specials button {
  height: 52px;
  border: 0;
  border-radius: 10px;
  color: #fff;
  font-size: 18px;
  font-weight: 700;
}

.specials .pass {
  background: var(--pass);
}

.specials .double {
  background: var(--double);
}

.specials .redouble {
  background: var(--redouble);
}

.specials .undo {
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--text);
}

/* Illegal calls: grayed out. Comes after the rules above so it wins. */
.box button:disabled,
.specials button:disabled {
  border-color: transparent;
  background: var(--off-bg);
  color: var(--off-text);
}

.toast {
  position: fixed;
  bottom: calc(env(safe-area-inset-bottom) + 16px);
  left: 50%;
  max-width: 90vw;
  padding: 10px 14px;
  transform: translateX(-50%);
  border-radius: 10px;
  background: #222;
  color: #fff;
  font-size: 14px;
}