/* Drop Four: grid, discs, player chips, dialog. Layout and buttons come from cb-arcade.css. */
.df-page { --ta: #f08a24; --ta-2: #c9650a; --co: #2d63d8; --co-2: #1b43a3; --frame: #1e2f63; --frame-2: #15224a; --hole: #fbf4ea; --gap: clamp(4px, 1.4vw, 8px); }
.df-page [hidden] { display: none !important; }

.df-tabs { display: flex; gap: 4px; margin: 0 0 10px; background: var(--cbx-soft); padding: 4px; border-radius: 14px; }
.df-tabs button { flex: 1; border: 0; background: transparent; padding: 10px 4px; border-radius: 11px; font: 900 14px var(--cbx-body); color: var(--cbx-muted); cursor: pointer; min-height: 44px; }
.df-tabs button[aria-selected="true"] { background: #fff; color: var(--cbx-ink); box-shadow: 0 2px 6px rgba(42, 29, 23, .12); }

.df-card { padding: 12px; }
.df-players { display: flex; align-items: center; justify-content: center; gap: 8px; margin: 0 0 8px; min-height: 40px; }
.df-players .vs { font: 900 13px var(--cbx-body); color: var(--cbx-muted); }
.df-chip { display: inline-flex; align-items: center; gap: 7px; min-width: 0; max-width: 46%; padding: 7px 12px; border-radius: 999px; background: var(--cbx-soft); font: 900 14px var(--cbx-body); color: var(--cbx-ink-2); border: 2px solid transparent; transition: background .2s, border-color .2s; }
.df-chip .nm { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.df-chip.turn.a { border-color: var(--ta); background: #fff1e2; color: var(--cbx-ink); }
.df-chip.turn.b { border-color: var(--co); background: #e8efff; color: var(--cbx-ink); }
.df-chip.won { background: #fff6d6; border-color: #f2b21b; color: var(--cbx-ink); }
.disc { width: 16px; height: 16px; border-radius: 50%; flex: none; display: inline-block; }
.disc.a { background: radial-gradient(circle at 40% 35%, #ffb062, var(--ta) 60%, var(--ta-2)); }
.disc.b { background: radial-gradient(circle at 40% 35%, #6e97f0, var(--co) 60%, var(--co-2)); }
.disc.r { background: linear-gradient(90deg, var(--ta) 50%, var(--co) 50%); }

/* the grid: a lane above it for the waiting disc, then 7 column buttons of 6 holes each */
.df-board { position: relative; width: min(100%, 500px); margin: 0 auto; user-select: none; -webkit-user-select: none; touch-action: manipulation; }
.df-lane, .df-frame { display: grid; grid-template-columns: repeat(7, 1fr); gap: var(--gap); padding: 0 var(--gap); }
.df-lane { padding-bottom: 6px; }
.df-slot { aspect-ratio: 1; position: relative; }
.df-frame { position: relative; padding: var(--gap); border-radius: 18px; background: linear-gradient(180deg, #2a3f7e, var(--frame) 40%, var(--frame-2)); box-shadow: inset 0 2px 0 rgba(255, 255, 255, .14), 0 5px 0 #0e1733, 0 16px 30px rgba(21, 34, 74, .3); }
.df-col { display: grid; grid-template-rows: repeat(6, auto); gap: var(--gap); border: 0; margin: 0; padding: 0; background: transparent; border-radius: 12px; cursor: pointer; -webkit-tap-highlight-color: transparent; position: relative; }
.df-col.hover { background: rgba(255, 255, 255, .1); }
.df-col:focus-visible { outline: 3px solid #ffe08a; outline-offset: 2px; }
.df-board.locked .df-col { cursor: default; }
.df-col.full { cursor: not-allowed; }
.df-cell { position: relative; aspect-ratio: 1; border-radius: 50%; background: var(--hole); box-shadow: inset 0 3px 5px rgba(21, 34, 74, .45); }

.df-disc { position: absolute; inset: 0; border-radius: 50%; pointer-events: none; }
.df-disc.a { background: radial-gradient(circle at 38% 32%, #ffbf7a, var(--ta) 55%, var(--ta-2)); box-shadow: inset 0 0 0 3px rgba(255, 255, 255, .14), inset 0 -3px 0 rgba(0, 0, 0, .18), 0 2px 3px rgba(0, 0, 0, .25); }
.df-disc.b { background: radial-gradient(circle at 38% 32%, #8aaef7, var(--co) 55%, var(--co-2)); box-shadow: inset 0 0 0 3px rgba(255, 255, 255, .14), inset 0 -3px 0 rgba(0, 0, 0, .2), 0 2px 3px rgba(0, 0, 0, .25); }
.df-disc::before { content: ''; position: absolute; inset: 22%; border-radius: 50%; box-shadow: inset 0 0 0 2px rgba(255, 255, 255, .22); }
.df-cue { position: absolute; left: 50%; top: 58%; width: 26%; height: 26%; transform: translate(-50%, -50%) rotate(45deg); border: solid currentColor; border-width: 0 4px 4px 0; border-radius: 2px; opacity: .35; animation: df-cue 1.6s ease-in-out infinite; }
.df-cue.a { color: var(--ta); } .df-cue.b { color: var(--co); }
@keyframes df-cue { 50% { transform: translate(-50%, -30%) rotate(45deg); opacity: .55; } }
.df-disc.ghost { animation: df-bob 1.1s ease-in-out infinite; }
.df-disc.land { opacity: .28; box-shadow: none; }
.df-disc.last::after { content: ''; position: absolute; left: 50%; top: 50%; width: 22%; height: 22%; margin: -11% 0 0 -11%; border-radius: 50%; background: rgba(255, 255, 255, .85); }
.df-disc.drop { z-index: 3; animation: df-drop calc(.2s + var(--fall) * .055s) cubic-bezier(.45, 0, 1, 1) both, df-bounce .32s ease-out calc(.2s + var(--fall) * .055s); }
.df-disc.win { z-index: 2; animation: df-glow 1.1s ease-in-out .35s infinite; }
.df-disc.dim { opacity: .72; }
@keyframes df-drop { from { transform: translateY(calc(var(--fall) * -1 * (100% + var(--gap)) - 6px)); } to { transform: translateY(0); } }
@keyframes df-bounce { 0% { transform: translateY(0); } 40% { transform: translateY(-14%); } 70% { transform: translateY(0); } 85% { transform: translateY(-4%); } 100% { transform: translateY(0); } }
@keyframes df-glow { 0%, 100% { box-shadow: 0 0 0 3px #fff, 0 0 10px 3px rgba(255, 224, 138, .8); transform: scale(1); } 50% { box-shadow: 0 0 0 4px #fff, 0 0 22px 8px rgba(255, 224, 138, 1); transform: scale(1.06); } }
@keyframes df-bob { 50% { transform: translateY(-8%); } }
.df-board.flash .df-frame { animation: df-flash .5s; }
@keyframes df-flash { 50% { box-shadow: 0 0 0 6px rgba(216, 67, 59, .45), 0 5px 0 #0e1733; } }
@media (prefers-reduced-motion: reduce) {
  .df-disc.drop, .df-disc.ghost, .df-cue, .df-board.flash .df-frame { animation: none; }
  .df-disc.win { animation: none; box-shadow: 0 0 0 4px #fff, 0 0 16px 6px rgba(255, 224, 138, .95); }
}

.df-status, .cbx-card .df-status { margin: 12px 0 0; min-height: 26px; text-align: center; font: 900 18px var(--cbx-body); color: var(--cbx-ink); }
.cbx-card .df-status.a { color: var(--ta-2); } .cbx-card .df-status.b { color: var(--co); }
.cbx-card .df-status.good { color: var(--cbx-good); } .cbx-card .df-status.bad { color: var(--cbx-bad); }
.cbx-card .df-status.good.a { color: var(--ta-2); } .cbx-card .df-status.good.b { color: var(--co); }
.df-send { display: grid; gap: 8px; margin-top: 10px; }
.df-actions { display: flex; gap: 8px; justify-content: center; flex-wrap: wrap; margin-top: 10px; }
.df-actions .cbx-btn { min-height: 46px; }
.df-opts { display: grid; gap: 8px; justify-items: center; margin-top: 10px; }
.df-pills { display: flex; gap: 6px; align-items: center; justify-content: center; flex-wrap: wrap; }
.df-pills span { font: 900 13px var(--cbx-body); color: var(--cbx-muted); }
.df-pills button { border: 0; min-height: 40px; padding: 8px 16px; border-radius: 999px; background: var(--cbx-soft); font: 900 14px var(--cbx-body); color: var(--cbx-muted); cursor: pointer; }
.df-pills button[aria-pressed="true"] { background: var(--co); color: #fff; }
.df-stats, .cbx-card .df-stats { margin: 10px 0 0; text-align: center; font: 800 14px var(--cbx-body); color: var(--cbx-muted); }
.df-stats b { color: var(--cbx-good); }
.df-banner, .cbx-card .df-banner { margin: 0 0 10px; padding: 10px 12px; border-radius: 12px; background: var(--frame); color: #fff; font: 800 14px/1.4 var(--cbx-body); }
.df-banner b { color: #ffd08f; }

.df-dlg { border: 0; padding: 0; border-radius: 22px; width: min(420px, calc(100vw - 32px)); box-shadow: 0 30px 80px rgba(0, 0, 0, .35); }
.df-dlg [hidden] { display: none !important; }
.df-dlg::backdrop { background: rgba(21, 34, 74, .5); }
.df-dlg-card { padding: 20px; }
.df-dlg h2 { margin: 0 0 6px; font: 900 22px var(--cbx-display); }
.df-dlg p { margin: 0 0 12px; font: 800 15px/1.45 var(--cbx-body); color: var(--cbx-muted); }
.df-field { display: grid; gap: 4px; margin: 0 0 10px; font: 900 13px var(--cbx-body); color: var(--cbx-ink-2); }
.df-field input { font: 800 17px var(--cbx-body); padding: 11px 12px; border: 2px solid var(--cbx-line); border-radius: 12px; }
.df-choice { display: flex; gap: 8px; margin: 4px 0 10px; }
.df-choice label { flex: 1; display: grid; place-items: center; gap: 5px; padding: 10px 6px; border-radius: 12px; border: 2px solid var(--cbx-line); font: 900 13px var(--cbx-body); cursor: pointer; text-align: center; }
.df-choice input { position: absolute; opacity: 0; pointer-events: none; }
.df-choice label:has(input:checked) { border-color: var(--co); background: #eef3ff; }
.df-choice label:has(input:focus-visible) { outline: 3px solid #ffe08a; }
.df-choice .disc { width: 28px; height: 28px; }
.df-dlg-actions { display: flex; gap: 8px; justify-content: flex-end; margin-top: 10px; flex-wrap: wrap; }
.df-mine { margin-top: 14px; border-top: 2px solid var(--cbx-line); padding-top: 10px; }
.df-mine h3 { margin: 0 0 6px; font: 900 14px var(--cbx-body); }
.df-mine ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 6px; }
.df-mine a { display: block; padding: 9px 12px; border-radius: 10px; background: var(--cbx-soft); font: 800 14px var(--cbx-body); color: var(--cbx-ink); text-decoration: none; }

@media (max-width: 400px) {
  .df-card { padding: 10px 8px; }
  .df-tabs button { font-size: 13px; }
  .df-chip { padding: 6px 10px; font-size: 13px; }
}