/* Nodge Solitaire — one stylesheet, no external fonts or CDNs (see the CSP). */

:root {
  --felt-1: #17573d;
  --felt-2: #0a2c1e;
  --ink: #10261c;
  --gold: #f0b429;
  --gold-dim: #b98516;
  --card-face: #fffdf6;
  --card-red: #c62828;
  --card-black: #1a1a1a;
  --panel: #0e2a1e;
  --panel-2: #143627;
  --text: #eaf3ee;
  --text-dim: #9dbdaf;
  --radius: 8px;
  --bar-h: 52px;
  --tool-h: 62px;
}

* {
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;
}

html,
body {
  height: 100%;
  margin: 0;
  overscroll-behavior: none;
}

body {
  display: flex;
  flex-direction: column;
  background: radial-gradient(ellipse at 50% 18%, var(--felt-1), var(--felt-2) 78%);
  color: var(--text);
  font-family: "Segoe UI", Roboto, -apple-system, BlinkMacSystemFont, "Helvetica Neue", Arial, sans-serif;
  font-size: 15px;
  user-select: none;
  -webkit-user-select: none;
}

/* ---------------------------------------------------------------- top bar */

.topbar {
  flex: 0 0 auto;
  height: var(--bar-h);
  padding: 0 12px;
  padding-top: env(safe-area-inset-top, 0px);
  height: calc(var(--bar-h) + env(safe-area-inset-top, 0px));
  display: flex;
  align-items: center;
  gap: 10px;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0.42), rgba(0, 0, 0, 0.16));
  border-bottom: 1px solid rgba(240, 180, 41, 0.22);
}

.brand {
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--gold);
  white-space: nowrap;
  font-size: 16px;
}

.brand .pip-s {
  color: var(--gold);
}

.stats {
  margin-left: auto;
  display: flex;
  gap: 6px;
}

.stat {
  min-width: 56px;
  padding: 3px 8px;
  border-radius: 7px;
  background: rgba(0, 0, 0, 0.26);
  display: flex;
  flex-direction: column;
  align-items: center;
  line-height: 1.15;
}

.stat .label {
  font-size: 9px;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--text-dim);
}

.stat .value {
  font-size: 15px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

/* ------------------------------------------------------------------ board */

.board {
  position: relative;
  flex: 1 1 auto;
  margin: 0 auto;
  width: 100%;
  max-width: 940px;
  padding: 10px;
  touch-action: none;
  overflow: hidden;
}

.slot {
  position: absolute;
  border-radius: var(--radius);
  border: 2px solid rgba(255, 255, 255, 0.14);
  background: rgba(0, 0, 0, 0.14);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: calc(var(--cw, 60px) * 0.42);
  color: rgba(255, 255, 255, 0.13);
  transition: border-color 0.15s, background 0.15s, box-shadow 0.15s;
}

.slot.drop-ok {
  border-color: var(--gold);
  background: rgba(240, 180, 41, 0.16);
  box-shadow: 0 0 0 3px rgba(240, 180, 41, 0.2);
}

.slot.stock-slot {
  cursor: pointer;
}

/* The recycle arrow only shows when the stock is empty but the waste is not. */
.slot.stock-slot .recycle {
  opacity: 0;
  transition: opacity 0.2s;
  font-size: calc(var(--cw, 60px) * 0.4);
  color: rgba(240, 180, 41, 0.55);
}

.slot.stock-slot.recyclable .recycle {
  opacity: 1;
}

/* ------------------------------------------------------------------ cards */

.card {
  position: absolute;
  top: 0;
  left: 0;
  border-radius: var(--radius);
  transition: transform 0.26s cubic-bezier(0.22, 0.72, 0.3, 1);
  will-change: transform;
  cursor: grab;
}

.card.no-anim,
.card.dragging {
  transition: none;
}

.card.dragging {
  cursor: grabbing;
  filter: drop-shadow(0 12px 16px rgba(0, 0, 0, 0.5));
}

.card.hidden {
  display: none;
}

.card .inner {
  position: absolute;
  inset: 0;
  transform-style: preserve-3d;
  transition: transform 0.3s ease;
}

.card.down .inner {
  transform: rotateY(180deg);
}

.card .front,
.card .back {
  position: absolute;
  inset: 0;
  border-radius: var(--radius);
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.45);
}

.card .front {
  background: var(--card-face);
  border: 1px solid rgba(0, 0, 0, 0.3);
  overflow: hidden;
}

.card .back {
  transform: rotateY(180deg);
  border: 1px solid rgba(0, 0, 0, 0.42);
  background:
    repeating-linear-gradient(45deg, rgba(255, 255, 255, 0.09) 0 3px, transparent 3px 7px),
    repeating-linear-gradient(-45deg, rgba(255, 255, 255, 0.09) 0 3px, transparent 3px 7px),
    linear-gradient(150deg, #2b4a86, #16264a);
}

.card .back::after {
  content: "";
  position: absolute;
  inset: 12%;
  border: 1px solid rgba(240, 180, 41, 0.42);
  border-radius: 4px;
}

.card .corner {
  position: absolute;
  font-weight: 700;
  line-height: 0.95;
  text-align: center;
  font-size: calc(var(--cw, 60px) * 0.27);
  letter-spacing: -0.02em;
}

.card .corner .suit {
  display: block;
  font-size: calc(var(--cw, 60px) * 0.23);
}

.card .corner.tl {
  top: 3.5%;
  left: 6%;
}

.card .corner.br {
  bottom: 3.5%;
  right: 6%;
  transform: rotate(180deg);
}

.card .pip {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: calc(var(--cw, 60px) * 0.62);
  opacity: 0.17;
}

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

.card.black .front {
  color: var(--card-black);
}

/* Court cards get a flat crest instead of a giant pip. */
.card.court .pip {
  font-size: calc(var(--cw, 60px) * 0.44);
  opacity: 0.22;
}

.card.hint-glow .front {
  box-shadow: 0 0 0 3px var(--gold), 0 0 18px 4px rgba(240, 180, 41, 0.6);
}

/* --------------------------------------------------------------- toolbar */

.toolbar {
  flex: 0 0 auto;
  min-height: var(--tool-h);
  padding: 7px 8px calc(7px + env(safe-area-inset-bottom, 0px));
  display: flex;
  gap: 6px;
  justify-content: center;
  background: linear-gradient(0deg, rgba(0, 0, 0, 0.46), rgba(0, 0, 0, 0.14));
  border-top: 1px solid rgba(240, 180, 41, 0.22);
}

.tool {
  flex: 1 1 0;
  max-width: 108px;
  min-height: 46px;
  padding: 5px 4px;
  border: 1px solid rgba(240, 180, 41, 0.3);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.06);
  color: var(--text);
  font: inherit;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.03em;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  cursor: pointer;
  transition: background 0.13s, transform 0.08s, opacity 0.15s;
}

.tool .glyph {
  font-size: 17px;
  line-height: 1;
}

.tool:hover:not(:disabled) {
  background: rgba(240, 180, 41, 0.18);
}

.tool:active:not(:disabled) {
  transform: translateY(1px);
}

.tool:disabled {
  opacity: 0.34;
  cursor: default;
}

.tool.primary {
  border-color: var(--gold);
  background: rgba(240, 180, 41, 0.2);
  color: #fff6df;
}

/* --------------------------------------------------------------- overlays */

.overlay {
  position: fixed;
  inset: 0;
  z-index: 60;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  background: rgba(3, 16, 11, 0.72);
  backdrop-filter: blur(3px);
}

.overlay[hidden] {
  display: none;
}

.panel {
  width: 100%;
  max-width: 400px;
  max-height: 84vh;
  overflow-y: auto;
  padding: 18px;
  border-radius: 14px;
  border: 1px solid rgba(240, 180, 41, 0.34);
  background: linear-gradient(160deg, var(--panel-2), var(--panel));
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.6);
}

.panel h2 {
  margin: 0 0 4px;
  font-size: 21px;
  color: var(--gold);
}

.panel .sub {
  margin: 0 0 14px;
  color: var(--text-dim);
  font-size: 13px;
}

.panel h3 {
  margin: 18px 0 8px;
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-dim);
}

.field {
  display: flex;
  gap: 8px;
  align-items: center;
  margin-bottom: 10px;
}

.field label {
  flex: 1 1 auto;
  font-size: 14px;
}

input[type="text"],
input[type="number"] {
  width: 100%;
  padding: 9px 11px;
  border-radius: 9px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: rgba(0, 0, 0, 0.3);
  color: var(--text);
  font: inherit;
}

input[type="text"]:focus,
input[type="number"]:focus {
  outline: 2px solid var(--gold-dim);
  outline-offset: 1px;
}

.seg {
  display: flex;
  gap: 4px;
  padding: 3px;
  border-radius: 9px;
  background: rgba(0, 0, 0, 0.3);
}

.seg button {
  padding: 7px 13px;
  border: 0;
  border-radius: 7px;
  background: transparent;
  color: var(--text-dim);
  font: inherit;
  font-weight: 600;
  font-size: 13px;
  cursor: pointer;
}

.seg button[aria-pressed="true"] {
  background: var(--gold);
  color: #21160a;
}

.btn {
  width: 100%;
  padding: 12px;
  margin-top: 8px;
  border-radius: 10px;
  border: 1px solid rgba(240, 180, 41, 0.4);
  background: rgba(255, 255, 255, 0.07);
  color: var(--text);
  font: inherit;
  font-weight: 600;
  cursor: pointer;
}

.btn:hover {
  background: rgba(240, 180, 41, 0.18);
}

.btn.primary {
  background: var(--gold);
  border-color: var(--gold);
  color: #21160a;
}

.btn.primary:hover {
  background: #ffc94a;
}

.btn:disabled {
  opacity: 0.45;
  cursor: default;
}

.win-figures {
  display: flex;
  gap: 8px;
  margin: 14px 0 4px;
}

.win-figures div {
  flex: 1;
  padding: 10px 4px;
  text-align: center;
  border-radius: 10px;
  background: rgba(0, 0, 0, 0.28);
}

.win-figures .n {
  display: block;
  font-size: 19px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  color: var(--gold);
}

.win-figures .l {
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-dim);
}

/* ------------------------------------------------------------ leaderboard */

.scores {
  list-style: none;
  margin: 0;
  padding: 0;
}

.scores li {
  display: flex;
  align-items: baseline;
  gap: 9px;
  padding: 8px 4px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
  font-size: 14px;
}

.scores .pos {
  width: 22px;
  color: var(--text-dim);
  font-variant-numeric: tabular-nums;
}

.scores .who {
  flex: 1 1 auto;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.scores .pts {
  font-weight: 700;
  color: var(--gold);
  font-variant-numeric: tabular-nums;
}

.scores .meta {
  width: 74px;
  text-align: right;
  color: var(--text-dim);
  font-size: 12px;
  font-variant-numeric: tabular-nums;
}

.scores li.mine {
  background: rgba(240, 180, 41, 0.12);
  border-radius: 6px;
}

.empty {
  padding: 18px 0;
  text-align: center;
  color: var(--text-dim);
  font-size: 13px;
}

/* ------------------------------------------------------------------ misc */

#fireworks {
  position: fixed;
  inset: 0;
  z-index: 50;
  pointer-events: none;
}

#fireworks[hidden] {
  display: none;
}

.toast {
  position: fixed;
  left: 50%;
  bottom: calc(var(--tool-h) + 16px + env(safe-area-inset-bottom, 0px));
  transform: translate(-50%, 12px);
  z-index: 40;
  padding: 9px 16px;
  border-radius: 999px;
  background: rgba(6, 24, 16, 0.94);
  border: 1px solid rgba(240, 180, 41, 0.4);
  color: var(--text);
  font-size: 13px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s, transform 0.2s;
}

.toast.show {
  opacity: 1;
  transform: translate(-50%, 0);
}

.muted {
  color: var(--text-dim);
  font-size: 12px;
}

.row-links {
  display: flex;
  gap: 8px;
  margin-top: 10px;
}

.row-links .btn {
  margin-top: 0;
}

@media (min-width: 620px) {
  body {
    font-size: 16px;
  }

  .brand {
    font-size: 18px;
  }

  .tool {
    font-size: 12px;
  }

  .stat {
    min-width: 66px;
  }
}