/* ============ Customer widget (Messenger style) ============ */
.gzc{--gzc-blue:#0084ff;--gzc-grad:linear-gradient(135deg,#00c6ff,#0072ff 60%,#a033ff);font-family:Inter,"Hind Siliguri",system-ui,-apple-system,"Segoe UI",sans-serif}
.gzc *{box-sizing:border-box}
.gzc-launch{position:fixed;right:16px;bottom:18px;z-index:45;width:56px;height:56px;padding:0;border-radius:50%;background:var(--gzc-grad);color:#fff;box-shadow:0 6px 22px rgba(0,100,255,.45);display:flex;align-items:center;justify-content:center;transition:transform .15s}
.gzc-launch:hover{background:var(--gzc-grad);transform:scale(1.07)}
.gzc-badge{position:absolute;top:-3px;right:-3px;min-width:20px;height:20px;padding:0 5px;border-radius:10px;background:#f02849;color:#fff;font-size:11px;font-weight:700;line-height:20px;text-align:center;border:2px solid #fff}
.gzc-panel{position:fixed;right:16px;bottom:86px;z-index:46;width:360px;height:min(540px,calc(100vh - 110px));background:#fff;color:#050505;border-radius:14px;box-shadow:0 12px 40px rgba(0,0,0,.28);display:flex;flex-direction:column;overflow:hidden;animation:gzc-pop .16s ease-out}
.gzc-panel[hidden]{display:none}
@keyframes gzc-pop{from{opacity:0;transform:translateY(12px) scale(.97)}to{opacity:1;transform:none}}
.gzc-head{display:flex;align-items:center;gap:10px;padding:10px 12px;border-bottom:1px solid #e4e6eb;box-shadow:0 1px 3px rgba(0,0,0,.05)}
.gzc-avatar{position:relative;width:40px;height:40px;border-radius:50%;background:var(--gzc-grad);color:#fff;font-weight:800;display:inline-flex;align-items:center;justify-content:center;flex-shrink:0}
.gzc-avatar-lg{width:72px;height:72px;font-size:28px}
.gzc-dot{position:absolute;right:-1px;bottom:-1px;width:12px;height:12px;border-radius:50%;background:#31a24c;border:2px solid #fff}
.gzc-title{flex:1;min-width:0;display:flex;flex-direction:column;line-height:1.25}.gzc-title strong{font-size:15px}.gzc-title small{color:#65676b;font-size:12px}
.gzc-close{background:transparent;color:#0084ff;font-size:28px;line-height:1;padding:2px 10px;border-radius:50%}.gzc-close:hover{background:#f0f2f5}
.gzc-body{flex:1;overflow-y:auto;padding:12px 10px;display:flex;flex-direction:column;gap:2px;background:#fff;overscroll-behavior:contain}
.gzc-empty,.gzc-gate{margin:auto;text-align:center;color:#65676b;display:flex;flex-direction:column;align-items:center;gap:6px;padding:16px}
.gzc-empty strong,.gzc-gate strong{color:#050505;font-size:17px;margin-top:6px}.gzc-empty p,.gzc-gate p{margin:0;font-size:13px;max-width:240px}
.gzc-btn{margin-top:10px;background:var(--gzc-blue);color:#fff;padding:10px 26px;border-radius:999px;font-weight:600}.gzc-btn:hover{background:#006fe0}
.gzc-link{color:var(--gzc-blue);font-size:13px;margin-top:4px}
.gzc-day{align-self:center;font-size:11px;color:#65676b;margin:10px 0 6px;font-weight:600}
.gzc-row{display:flex;align-items:flex-end;gap:6px;max-width:100%}
.gzc-row.me{justify-content:flex-end}
.gzc-mini{width:26px;height:26px;border-radius:50%;background:var(--gzc-grad);color:#fff;font-size:11px;font-weight:800;display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;visibility:hidden}
.gzc-row.last .gzc-mini{visibility:visible}
.gzc-bubble{max-width:78%;padding:8px 12px;border-radius:18px;font-size:14.5px;line-height:1.35;white-space:pre-wrap;word-wrap:break-word;overflow-wrap:anywhere;background:#e4e6eb;color:#050505}
.gzc-row.me .gzc-bubble{background:var(--gzc-blue);color:#fff}
.gzc-row.me.first-in:not(.last) .gzc-bubble,.gzc-row.me.mid .gzc-bubble{border-bottom-right-radius:4px}
.gzc-row.me.last:not(.first-in) .gzc-bubble,.gzc-row.me.mid .gzc-bubble{border-top-right-radius:4px}
.gzc-row.them.first-in:not(.last) .gzc-bubble,.gzc-row.them.mid .gzc-bubble{border-bottom-left-radius:4px}
.gzc-row.them.last:not(.first-in) .gzc-bubble,.gzc-row.them.mid .gzc-bubble{border-top-left-radius:4px}
.gzc-row.pending .gzc-bubble{opacity:.6}.gzc-row.failed .gzc-bubble{background:#f02849}
.gzc-bubble a{color:inherit;text-decoration:underline}
.gzc-status{align-self:flex-end;font-size:11px;color:#65676b;margin:2px 4px 0}
.gzc-form{display:flex;align-items:flex-end;gap:6px;padding:8px 10px 10px;border-top:1px solid #e4e6eb}
.gzc-form textarea{flex:1;resize:none;border:0;background:#f0f2f5;border-radius:20px;padding:9px 14px;font-size:14.5px;max-height:110px;color:#050505;outline:none;line-height:1.35}
.gzc-send{background:transparent;color:var(--gzc-blue);padding:8px;border-radius:50%;width:38px;height:38px}.gzc-send:hover{background:#f0f2f5}.gzc-send:disabled{color:#bcc0c4}
body.nav-open .gzc-launch{display:none}
.whatsapp-float{bottom:86px}
.whatsapp-float[aria-label*="Messenger"]{bottom:146px!important}
@media (max-width:520px){
 .gzc-panel{right:0;left:0;bottom:0;top:0;width:auto;height:auto;border-radius:0}
 .gzc-launch{right:12px;bottom:14px}
 .whatsapp-float{right:12px}
}

/* ============ Admin inbox (WhatsApp style) ============ */
.gza-nav-badge{display:inline-block;margin-left:6px;min-width:20px;padding:0 6px;border-radius:10px;background:#25d366;color:#062b16;font-size:11px;font-weight:800;line-height:20px;text-align:center}
.gza-nav-badge[hidden]{display:none}
.gza-app{--wa-bg:#111b21;--wa-panel:#202c33;--wa-line:#222d34;--wa-out:#005c4b;--wa-in:#202c33;--wa-text:#e9edef;--wa-muted:#8696a0;--wa-green:#00a884;--wa-tick:#53bdeb;
 display:grid;grid-template-columns:minmax(300px,380px) 1fr;height:calc(100vh - 76px - 56px);min-height:520px;border:1px solid var(--wa-line);border-radius:10px;overflow:hidden;background:var(--wa-bg);color:var(--wa-text)}
.gza-app *{box-sizing:border-box}
.gza-side{display:flex;flex-direction:column;border-right:1px solid var(--wa-line);min-height:0;background:var(--wa-bg)}
.gza-side-head{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;background:var(--wa-panel)}
.gza-side-head h1{margin:0;font-size:20px;font-weight:700;color:var(--wa-text)}
.gza-side-total{background:var(--wa-green);color:#06231b;border-radius:10px;padding:1px 9px;font-size:12px;font-weight:800}
.gza-search{padding:8px 12px;background:var(--wa-bg);border-bottom:1px solid var(--wa-line)}
.gza-search input{width:100%;border:0;border-radius:8px;background:var(--wa-panel);color:var(--wa-text);padding:9px 14px;outline:none;font-size:14px}
.gza-search input::placeholder{color:var(--wa-muted)}
.gza-list{list-style:none;margin:0;padding:0;overflow-y:auto;flex:1}
.gza-list-empty{padding:30px 20px;text-align:center;color:var(--wa-muted);font-size:14px}
.gza-item{display:flex;gap:12px;padding:0 14px;cursor:pointer;align-items:center}
.gza-item:hover{background:#2a3942}.gza-item.active{background:#2a3942}
.gza-av{width:46px;height:46px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;font-weight:700;color:#fff;flex-shrink:0;font-size:17px}
.gza-item-body{flex:1;min-width:0;padding:12px 0;border-bottom:1px solid var(--wa-line)}
.gza-item-top,.gza-item-bot{display:flex;justify-content:space-between;align-items:center;gap:8px}
.gza-item-name{font-weight:600;font-size:15.5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.gza-item-time{font-size:12px;color:var(--wa-muted);flex-shrink:0}.gza-item.unread .gza-item-time{color:var(--wa-green)}
.gza-item-last{font-size:13.5px;color:var(--wa-muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;display:flex;align-items:center;gap:3px;min-width:0}
.gza-item-last span{overflow:hidden;text-overflow:ellipsis}
.gza-unread{background:var(--wa-green);color:#06231b;border-radius:11px;min-width:21px;height:21px;padding:0 6px;font-size:12px;font-weight:800;line-height:21px;text-align:center;flex-shrink:0}
.gza-tick{color:var(--wa-muted);flex-shrink:0}.gza-tick.read{color:var(--wa-tick)}
.gza-tick2{display:inline-flex}.gza-tick2 .gza-tick+.gza-tick{margin-left:-10px}
.gza-main{display:flex;flex-direction:column;min-width:0;min-height:0;position:relative;background:var(--wa-bg)}
.gza-placeholder{margin:auto;text-align:center;color:var(--wa-muted);padding:30px}
.gza-placeholder h2{color:var(--wa-text);font-weight:300;font-size:28px;margin:14px 0 8px}.gza-placeholder p{margin:0;font-size:14px;line-height:1.6}
.gza-ph-icon{color:#364147}
.gza-chat{display:flex;flex-direction:column;flex:1;min-height:0}.gza-chat[hidden]{display:none}
.gza-head{display:flex;align-items:center;gap:12px;padding:10px 16px;background:var(--wa-panel)}
.gza-back{display:none;background:transparent;color:var(--wa-text);font-size:22px;padding:4px 8px}
.gza-h-info{display:flex;flex-direction:column;min-width:0;line-height:1.3}.gza-h-info strong{font-size:16px;font-weight:600}.gza-h-info small{color:var(--wa-muted);font-size:12.5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.gza-msgs{flex:1;overflow-y:auto;padding:14px 6%;display:flex;flex-direction:column;gap:3px;background-color:#0b141a;background-image:radial-gradient(#ffffff08 1.2px,transparent 1.2px);background-size:22px 22px}
.gza-day{align-self:center;background:#182229;color:var(--wa-muted);font-size:12.5px;padding:5px 12px;border-radius:8px;margin:10px 0 8px;box-shadow:0 1px 1px #0004}
.gza-row{display:flex}.gza-row.out{justify-content:flex-end}
.gza-bubble{position:relative;max-width:min(68%,560px);padding:6px 8px 7px 9px;border-radius:8px;font-size:14.5px;line-height:1.4;background:var(--wa-in);color:var(--wa-text);box-shadow:0 1px 1px #0005;word-wrap:break-word;overflow-wrap:anywhere}
.gza-row.out .gza-bubble{background:var(--wa-out)}
.gza-row.first .gza-bubble{border-top-left-radius:0}.gza-row.out.first .gza-bubble{border-top-left-radius:8px;border-top-right-radius:0}
.gza-row.first{margin-top:6px}
.gza-text{white-space:pre-wrap}.gza-text a{color:#8ad4ff;text-decoration:underline}
.gza-meta{float:right;margin:7px 0 -3px 12px;font-size:11px;color:#ffffff99;display:inline-flex;align-items:center;gap:3px;line-height:1}
.gza-row.in .gza-meta{color:var(--wa-muted)}
.gza-meta .gza-tick{color:#ffffff99}.gza-meta .gza-tick.read{color:var(--wa-tick)}
.gza-row.pending .gza-bubble{opacity:.65}.gza-row.failed .gza-bubble{outline:1px solid #f15c6d}
.gza-form{display:flex;align-items:flex-end;gap:10px;padding:10px 16px;background:var(--wa-panel)}
.gza-form textarea{flex:1;resize:none;border:0;border-radius:8px;background:#2a3942;color:var(--wa-text);padding:10px 14px;font-size:15px;outline:none;max-height:130px;line-height:1.4}
.gza-form textarea::placeholder{color:var(--wa-muted)}
.gza-send{background:var(--wa-green);color:#06231b;border-radius:50%;width:44px;height:44px;padding:0}.gza-send:hover{background:#06cf9c}.gza-send:disabled{opacity:.5}
@media (max-width:820px){
 .gza-app{grid-template-columns:1fr;height:calc(100vh - 76px - 90px);min-height:420px}
 .gza-app .gza-main{display:none}.gza-app.has-chat .gza-side{display:none}.gza-app.has-chat .gza-main{display:flex}
 .gza-back{display:inline-flex}.gza-msgs{padding:12px 10px}.gza-bubble{max-width:84%}
}