.wwmlc{
  --wwmlc-color:#128C7E;
  --wwmlc-dark:#0b5d54;
  --wwmlc-wa:#25D366;
  --wwmlc-tg:#229ED9;
  position:fixed;
  bottom:calc(18px + env(safe-area-inset-bottom,0px));
  z-index:99990;
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Noto Sans Bengali","Hind Siliguri",Arial,sans-serif;
  font-size:14px;
  line-height:1.5;
  color:#1f2937;
  -webkit-font-smoothing:antialiased;
}
@supports (background:color-mix(in srgb,red,blue)){
  .wwmlc{--wwmlc-dark:color-mix(in srgb,var(--wwmlc-color) 68%,#000)}
}
.wwmlc--right{right:calc(16px + env(safe-area-inset-right,0px))}
.wwmlc--left{left:calc(16px + env(safe-area-inset-left,0px))}
.wwmlc *{box-sizing:border-box}
.wwmlc [hidden]{display:none!important}
.wwmlc .wwmlc__sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.wwmlc button,.wwmlc textarea{font-family:inherit}

/* ---------- Floating toggle ---------- */
.wwmlc__toggle{
  position:relative;display:flex;align-items:center;gap:9px;
  width:48px;height:48px;min-width:48px;padding:0;
  border:0;border-radius:50%;cursor:pointer;justify-content:center;
  background:linear-gradient(135deg,var(--wwmlc-color),var(--wwmlc-dark));color:#fff;
  font-size:0;font-weight:600;line-height:1;letter-spacing:0;
  box-shadow:0 8px 24px rgba(0,0,0,.24),0 2px 6px rgba(0,0,0,.12);
  transition:transform .18s ease,box-shadow .18s ease;
}
.wwmlc--right .wwmlc__toggle{margin-left:auto}
.wwmlc__toggle:hover{transform:translateY(-2px);box-shadow:0 12px 30px rgba(0,0,0,.28),0 3px 8px rgba(0,0,0,.14)}
.wwmlc__toggle svg{flex:none;width:22px;height:22px}
.wwmlc__toggle .wwmlc__label{display:none!important}
.wwmlc:not(.is-seen) .wwmlc__toggle::before{
  content:"";position:absolute;inset:0;border-radius:inherit;
  box-shadow:0 0 0 0 var(--wwmlc-color);opacity:.55;
  animation:wwmlc-pulse 2.4s ease-out infinite;pointer-events:none;
}
@keyframes wwmlc-pulse{to{box-shadow:0 0 0 16px transparent;opacity:0}}
.wwmlc__toggle:focus-visible,.wwmlc__close:focus-visible,.wwmlc__send:focus-visible,.wwmlc__q:focus-visible,.wwmlc__compose textarea:focus-visible{outline:3px solid #1d4ed8;outline-offset:2px}
.wwmlc__badge{
  position:absolute;top:-3px;right:-1px;min-width:20px;height:20px;padding:0 5px;
  display:flex;align-items:center;justify-content:center;
  background:#ef4444;color:#fff;border-radius:999px;font-size:12px;font-weight:700;
  border:2px solid #fff;
}
.wwmlc.is-open .wwmlc__badge,.wwmlc.is-seen .wwmlc__badge{display:none}

/* ---------- Panel ---------- */
.wwmlc__panel{
  position:absolute;bottom:70px;width:min(368px,calc(100vw - 32px));
  background:#fff;border-radius:18px;overflow:hidden;
  box-shadow:0 18px 50px rgba(15,23,42,.30),0 2px 8px rgba(15,23,42,.10);
  border:1px solid rgba(15,23,42,.06);
  transform-origin:bottom right;
}
.wwmlc--right .wwmlc__panel{right:0}
.wwmlc--left .wwmlc__panel{left:0;transform-origin:bottom left}
.wwmlc.wwmlc--panel-below .wwmlc__panel{top:70px;bottom:auto;transform-origin:top left}
.wwmlc.wwmlc--panel-below.wwmlc--panel-align-right .wwmlc__panel{transform-origin:top right}
.wwmlc.wwmlc--panel-align-right .wwmlc__panel{left:auto;right:0}
.wwmlc.is-open .wwmlc__panel{animation:wwmlc-pop .22s cubic-bezier(.2,.8,.2,1)}
@keyframes wwmlc-pop{from{opacity:0;transform:translateY(12px) scale(.96)}to{opacity:1;transform:none}}

/* Header */
.wwmlc__head{
  display:flex;align-items:center;gap:12px;padding:16px 14px 16px 16px;color:#fff;
  background:linear-gradient(135deg,var(--wwmlc-color),var(--wwmlc-dark));
}
.wwmlc__avatar{
  position:relative;width:28px;height:28px;border-radius:50%;flex:none;
  background:rgba(255,255,255,.2);border:2px solid rgba(255,255,255,.55);
  display:flex;align-items:center;justify-content:center;font-weight:700;font-size:15px;
}
.wwmlc__avatar img{width:18px;height:18px;object-fit:contain;border-radius:50%;display:block;background:#fff}
.wwmlc__online{
  position:absolute;right:-1px;bottom:-1px;width:12px;height:12px;border-radius:50%;
  background:#4ade80;border:2px solid var(--wwmlc-dark);
}
.wwmlc__msg-avatar img{width:12px;height:12px;object-fit:contain;border-radius:50%;background:#fff}
.wwmlc__who{display:flex;flex-direction:column;flex:1;min-width:0}
.wwmlc__who strong{font-size:15.5px;line-height:1.25;font-weight:700;display:flex;align-items:center;gap:5px}
.wwmlc__verified{color:#60a5fa;flex:none;filter:drop-shadow(0 0 0 #fff)}
.wwmlc__who small{font-size:12.5px;opacity:.92;margin-top:2px}
.wwmlc__move{background:rgba(255,255,255,.12);border:0;color:#fff;font-size:20px;line-height:1;cursor:grab;width:30px;height:30px;border-radius:50%;flex:none;touch-action:none}
.wwmlc__move:active{cursor:grabbing}
.wwmlc__head{cursor:grab}
.wwmlc__close{
  background:rgba(255,255,255,.12);border:0;color:#fff;font-size:24px;line-height:1;cursor:pointer;
  width:34px;height:34px;border-radius:50%;flex:none;transition:background .15s;
}
.wwmlc__close:hover{background:rgba(255,255,255,.26)}

/* Body */
.wwmlc__body{padding:18px 16px 14px;background:#f3f5f8;max-height:min(40vh,300px);overflow-y:auto}
.wwmlc__msg{display:flex;align-items:flex-end;gap:8px}
.wwmlc__msg-avatar{
  width:18px;height:18px;border-radius:50%;flex:none;display:flex;align-items:center;justify-content:center;
  background:var(--wwmlc-color);color:#fff;font-size:11px;font-weight:700;
}
.wwmlc__bubble{
  background:#fff;border-radius:14px 14px 14px 4px;padding:11px 13px;max-width:88%;
  box-shadow:0 1px 2px rgba(15,23,42,.08);color:#111827;font-size:14px;
}
.wwmlc__chip{
  margin:12px 0 0 36px;display:flex;align-items:center;gap:8px;max-width:calc(100% - 36px);
  background:#fff;border:1px solid #e2e8f0;border-radius:10px;padding:6px 10px;font-size:12.5px;color:#334155;
}
.wwmlc__chip-k{
  flex:none;background:#e6f4f1;background:color-mix(in srgb,var(--wwmlc-color) 14%,#fff);color:var(--wwmlc-dark);
  font-size:11px;font-weight:700;padding:2px 8px;border-radius:999px;
}
.wwmlc__chip-v{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;min-width:0}
.wwmlc__quick{display:flex;flex-wrap:wrap;gap:7px;margin:12px 0 0 36px}
.wwmlc__q{
  border:1px solid #cbd5e1;border:1px solid color-mix(in srgb,var(--wwmlc-color) 45%,#fff);background:#fff;color:var(--wwmlc-dark);
  border-radius:999px;padding:6px 12px;font-size:13px;font-weight:500;cursor:pointer;line-height:1.3;
  transition:background .15s,color .15s,border-color .15s;
}
.wwmlc__q:hover{background:var(--wwmlc-color);border-color:var(--wwmlc-color);color:#fff}

/* Compose */
.wwmlc__compose{padding:12px 14px 12px;background:#fff;border-top:1px solid #e5e7eb}
.wwmlc__compose textarea{
  display:block;width:100%;min-height:62px;max-height:120px;resize:none;
  border:1px solid #d6dbe3;border-radius:12px;padding:10px 12px;
  font-size:16px;line-height:1.45;background:#f9fafb;color:#111827;
  transition:border-color .15s,box-shadow .15s,background .15s;
}
.wwmlc__compose textarea:focus{
  outline:none;background:#fff;border-color:var(--wwmlc-color);
  box-shadow:0 0 0 3px rgba(18,140,126,.22);box-shadow:0 0 0 3px color-mix(in srgb,var(--wwmlc-color) 22%,transparent);
}
.wwmlc__caption{margin:12px 0 7px;font-size:12px;font-weight:600;color:#64748b;text-align:center;letter-spacing:.2px}
.wwmlc__compose textarea + .wwmlc__actions{margin-top:10px}
.wwmlc__actions{display:flex;gap:8px}
.wwmlc__send{
  flex:1;display:flex;align-items:center;justify-content:center;gap:7px;
  height:44px;border:0;border-radius:12px;cursor:pointer;color:#fff;
  font-size:14.5px;font-weight:600;line-height:1;
  box-shadow:0 2px 6px rgba(0,0,0,.14);
  transition:transform .15s,filter .15s,box-shadow .15s;
}
.wwmlc__send:hover{transform:translateY(-1px);filter:brightness(.95);box-shadow:0 5px 12px rgba(0,0,0,.18)}
.wwmlc__send:active{transform:none}
.wwmlc__send--wa{background:var(--wwmlc-wa)}
.wwmlc__send--tg{background:var(--wwmlc-tg)}
.wwmlc__send svg{flex:none}
.wwmlc__toast{
  margin-top:10px;padding:8px 10px;border-radius:10px;font-size:12.5px;line-height:1.45;
  background:#ecfeff;color:#155e75;border:1px solid #a5f3fc;
}

.wwmlc__foot{
  padding:9px 14px;text-align:center;font-size:12px;color:#64748b;
  background:#f8fafc;border-top:1px solid #eef2f6;
}

/* ---------- Greeting tip ---------- */
.wwmlc__tip{
  position:absolute;bottom:70px;width:max-content;max-width:250px;
  background:#fff;color:#111827;border-radius:14px;padding:11px 14px;font-size:13px;
  box-shadow:0 10px 28px rgba(15,23,42,.22);cursor:pointer;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
  animation:wwmlc-pop .25s ease-out;
}
.wwmlc--right .wwmlc__tip{right:0}
.wwmlc--left .wwmlc__tip{left:0}
.wwmlc.is-open .wwmlc__tip{display:none}

@media (max-width:480px){
  .wwmlc__label{display:none}
  .wwmlc__toggle{width:46px;height:46px;min-width:46px;padding:0}
  .wwmlc__body{max-height:34vh}
}
@media (prefers-reduced-motion:reduce){
  .wwmlc__toggle,.wwmlc.is-open .wwmlc__panel,.wwmlc__tip,.wwmlc__send{transition:none;animation:none}
  .wwmlc:not(.is-seen) .wwmlc__toggle::before{animation:none}
}


/* ---------- Compact support panel (v1.2.3) ---------- */
.wwmlc__panel{
  width:min(330px,calc(100vw - 24px)) !important;
  max-height:min(72vh,460px) !important;
  border-radius:15px !important;
}
.wwmlc__head{gap:8px !important;padding:9px 10px !important;min-height:52px !important}
.wwmlc__avatar{width:24px !important;height:24px !important}
.wwmlc__avatar img{width:14px !important;height:14px !important}
.wwmlc__who strong{font-size:13px !important}
.wwmlc__who small{font-size:10.5px !important;margin-top:1px !important}
.wwmlc__move{width:26px !important;height:26px !important;font-size:17px !important}
.wwmlc__close{width:27px !important;height:27px !important;font-size:21px !important}
.wwmlc__body{padding:10px 10px 9px !important;max-height:clamp(90px,20vh,155px) !important;overflow-y:auto !important}
.wwmlc__msg{gap:6px !important}
.wwmlc__msg-avatar{width:16px !important;height:16px !important}
.wwmlc__msg-avatar img{width:10px !important;height:10px !important}
.wwmlc__bubble{padding:7px 9px !important;border-radius:11px 11px 11px 3px !important;font-size:12.5px !important;line-height:1.4 !important}
.wwmlc__quick{gap:5px !important;margin:8px 0 0 22px !important}
.wwmlc__q{padding:5px 9px !important;font-size:11.5px !important;line-height:1.25 !important}
.wwmlc__compose{padding:8px 10px !important}
.wwmlc__compose textarea{
  width:100% !important;height:54px !important;min-height:54px !important;max-height:76px !important;
  padding:7px 9px !important;border-radius:9px !important;font-size:14px !important;
  line-height:1.35 !important;resize:vertical !important;
}
.wwmlc__caption{margin:6px 0 5px !important;font-size:10.5px !important;letter-spacing:0 !important}
.wwmlc__compose textarea + .wwmlc__actions{margin-top:6px !important}
.wwmlc__actions{gap:6px !important}
.wwmlc__send{height:34px !important;border-radius:9px !important;font-size:12px !important;gap:5px !important}
.wwmlc__send svg{width:16px !important;height:16px !important}
.wwmlc__foot{padding:6px 9px !important;font-size:10.5px !important}
.wwmlc__tip{max-width:220px !important;padding:8px 10px !important;font-size:11.5px !important}
@media(max-width:480px){
  .wwmlc__panel{width:min(320px,calc(100vw - 20px)) !important;max-height:68vh !important}
  .wwmlc__body{max-height:18vh !important}
  .wwmlc__compose textarea{height:50px !important;min-height:50px !important}
}