/* core/dtmf-all.css -- [dtmfall-80 2026-10-09] DTMF PAD in the console pop-up theme (core/console-popups.css, item 77:
 * .pu-box / .pu-head / .pu-body / .pu-sec / .pu-btn; channel rows = the MONITOR row look; keys = the ALERT tone tiles).
 * Buttons only (no select / range). Needs console-popups.css loaded first (pu-* base classes). */
.pu-box.pu-dtmf{width:820px}
.pu-dtmf-cols{display:grid;grid-template-columns:minmax(0,1fr) 330px;gap:calc(16px * var(--n0-space, 1));min-height:0}
.pu-dtmf-chans{display:flex;flex-direction:column;gap:calc(8px * var(--n0-space, 1));min-width:0;max-height:62vh;overflow-y:auto;padding-right:calc(4px * var(--n0-space, 1))}
.pu-dtmf-chans::-webkit-scrollbar{width:8px}.pu-dtmf-chans::-webkit-scrollbar-thumb{background:var(--n0-c-1e8fb5, #1e8fb5);border-radius:calc(5px * var(--n0-radius, 1))}
.pu-dch{display:flex;justify-content:space-between;align-items:center;gap:calc(10px * var(--n0-space, 1));width:100%;box-sizing:border-box;text-align:left;margin:0;padding:calc(10px * var(--n0-space, 1)) calc(12px * var(--n0-space, 1));
  font-family:inherit;font-size:calc(13px * var(--n0-text, 1));font-weight:700;letter-spacing:.04em;color:var(--n0-c-cbd5e1, #cbd5e1);background:var(--n0-c-0a1830, #0a1830);border:1.5px solid var(--n0-c-7dd3fc-a300, rgba(125,211,252,.3));border-radius:calc(8px * var(--n0-radius, 1));
  cursor:pointer;line-height:1.35}
.pu-dch:hover{border-color:var(--n0-c-22d3ee, #22d3ee);background:var(--n0-c-0d1f3a, #0d1f3a);color:var(--n0-c-f1f5f9, #f1f5f9)}
.pu-dch.on{background:var(--n0-c-0e2a44, #0e2a44);border-color:var(--n0-c-22d3ee, #22d3ee);color:var(--n0-c-f1f5f9, #f1f5f9);box-shadow:0 0 12px var(--n0-c-22d3ee-a250, rgba(34,211,238,.25)),inset 0 0 12px var(--n0-c-22d3ee-a60, rgba(34,211,238,.06))}
.pu-dch.blocked{opacity:.62}
.pu-dch.blocked.on{opacity:1;border-color:var(--n0-c-ffab40, #ffab40);box-shadow:0 0 12px var(--n0-c-ff9100-a250, rgba(255,145,0,.25))}
.pu-dch-name{min-width:0;overflow-wrap:anywhere}
.pu-dch-name small{display:block;font-weight:400;font-size:calc(11px * var(--n0-text, 1));color:var(--n0-c-ffb300, #ffb300);letter-spacing:.02em;margin-top:3px}
.pu-dch-how{flex:0 0 auto;white-space:nowrap;font-size:calc(10.5px * var(--n0-text, 1));font-weight:700;letter-spacing:.1em;padding:calc(5px * var(--n0-space, 1)) calc(9px * var(--n0-space, 1));border-radius:calc(6px * var(--n0-radius, 1));
  background:var(--n0-c-0d1a30, #0d1a30);border:1.5px solid var(--n0-c-7dd3fc-a350, rgba(125,211,252,.35));color:var(--n0-c-94a3b8, #94a3b8)}
.pu-dch.on .pu-dch-how.inband,.pu-dch.on .pu-dch-how.protocol{background:var(--n0-c-22c55e, #22c55e);border-color:var(--n0-c-22c55e, #22c55e);color:var(--n0-c-04210e, #04210e);box-shadow:0 0 12px var(--n0-c-22c55e-a500, rgba(34,197,94,.5))}
.pu-dch-how.blocked{border-color:var(--n0-c-ff9100-a500, rgba(255,145,0,.5));color:var(--n0-c-ffab40, #ffab40)}
.pu-dch-how.handoff{border-color:var(--n0-c-3b82f6, #3b82f6);color:var(--n0-c-93c5fd, #93c5fd)}
.pu-dtmf-pad{display:flex;flex-direction:column;gap:calc(10px * var(--n0-space, 1));min-width:0}
.pu-dtmf-pad .dtmf-display{background:var(--n0-c-04060f, #04060f);border:1.5px solid var(--n0-c-22d3ee-a550, rgba(34,211,238,.55));border-radius:calc(8px * var(--n0-radius, 1));padding:calc(12px * var(--n0-space, 1)) calc(14px * var(--n0-space, 1));font-family:inherit;font-size:calc(28px * var(--n0-text, 1));font-weight:700;
  color:var(--n0-c-4fc3f7, #4fc3f7);text-align:center;letter-spacing:.2em;min-height:58px;margin:0;display:flex;align-items:center;justify-content:center;overflow-wrap:anywhere;box-sizing:border-box}
.pu-dtmf-pad .dtmf-now{color:var(--n0-c-ff5252, #ff5252);font-weight:900}
.pu-dtmf-keys{display:grid;grid-template-columns:repeat(4,1fr);gap:calc(8px * var(--n0-space, 1))}
.pu-key{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:calc(1px * var(--n0-space, 1));min-height:54px;padding:calc(6px * var(--n0-space, 1)) calc(4px * var(--n0-space, 1));border:2px solid var(--n0-c-29b6f6, #29b6f6);border-radius:calc(8px * var(--n0-radius, 1));
  cursor:pointer;color:var(--n0-c-ffffff, #fff);font-family:inherit;user-select:none;-webkit-tap-highlight-color:transparent;
  background:linear-gradient(180deg,var(--n0-c-0c3477, #0c3477) 0%,var(--n0-c-1565c0, #1565c0) 40%,var(--n0-c-1e88e5, #1e88e5) 50%,var(--n0-c-1565c0, #1565c0) 60%,var(--n0-c-0c3477, #0c3477) 100%);
  box-shadow:0 0 14px var(--n0-c-1565c0-a400, rgba(21,101,192,.4)),inset 0 1px 0 var(--n0-c-ffffff-a80, rgba(255,255,255,.08));transition:all .1s}
.pu-key:hover{border-color:var(--n0-c-4fc3f7, #4fc3f7);filter:brightness(1.1)}
.pu-key:active,.pu-key.hit{filter:brightness(1.35);border-color:var(--n0-c-ffcc80, #ffcc80)}
.pu-key .dtmf-digit{font-size:calc(21px * var(--n0-text, 1));font-weight:900;line-height:1}
.pu-key .dtmf-sub{font-size:calc(8.5px * var(--n0-text, 1));color:var(--n0-c-bbdefb, #bbdefb);letter-spacing:.08em;line-height:1}
.pu-key.pu-abcd{background:linear-gradient(180deg,var(--n0-c-0b2447, #0b2447) 0%,var(--n0-c-123a73, #123a73) 50%,var(--n0-c-0b2447, #0b2447) 100%);border-color:var(--n0-c-ffab40, #ffab40)}
.pu-key.pu-abcd .dtmf-digit{color:var(--n0-c-ffcc80, #ffcc80)}
.pu-dtmf-fn{display:flex;gap:calc(8px * var(--n0-space, 1))}
.pu-dtmf-fn .pu-btn{flex:1;padding:calc(10px * var(--n0-space, 1)) calc(8px * var(--n0-space, 1))}
.pu-foot .dtmf-status{flex:1;align-self:center;font-size:calc(12px * var(--n0-text, 1));color:var(--n0-c-7dd3fc, #7dd3fc);letter-spacing:.02em;min-width:0}
.pu-foot .dtmf-status.pu-warn{color:var(--n0-c-ffb300, #ffb300)}
.pu-btn.pu-go{border-color:var(--n0-c-22c55e, #22c55e);color:var(--n0-c-bbf7d0, #bbf7d0);background:var(--n0-c-0b2a1a, #0b2a1a)}
.pu-btn.pu-go:hover{background:var(--n0-c-0f3a24, #0f3a24);color:var(--n0-c-ffffff, #fff)}
.pu-btn:disabled{opacity:.4;cursor:not-allowed}
.pu-btn.pu-stop{border-color:var(--n0-c-ef4444, #ef4444);color:var(--n0-c-fecaca, #fecaca);background:var(--n0-c-2a0b0b, #2a0b0b)}
@media (max-width:768px){
  .pu-box.pu-dtmf{width:100%;max-width:100%;max-height:100vh;height:100vh;border-radius:0}
  .pu-dtmf-cols{grid-template-columns:1fr}
  .pu-dtmf-chans{max-height:30vh}
  .pu-foot{flex-wrap:wrap}
  .pu-foot .dtmf-status{flex:1 1 100%}
}