.lc-widget{position:fixed;right:24px;bottom:24px;z-index:9999;font-family:inherit}
.lc-widget:not(.open):before,.lc-widget:not(.open):after{content:"";position:absolute;border-radius:999px;pointer-events:none;z-index:0;opacity:.95}
.lc-widget:not(.open):before{right:18px;bottom:56px;width:18px;height:18px;background:rgba(37,99,235,.34);box-shadow:-38px 30px 0 rgba(14,165,233,.34),-76px 1px 0 rgba(37,99,235,.28),-112px 42px 0 rgba(14,165,233,.24),-142px 10px 0 rgba(59,130,246,.2);animation:lcBubble 3.6s ease-in-out infinite}
.lc-widget:not(.open):after{right:1px;bottom:12px;width:13px;height:13px;background:rgba(125,211,252,.55);box-shadow:-48px -30px 0 rgba(37,99,235,.28),-92px 22px 0 rgba(14,165,233,.32),-126px -12px 0 rgba(96,165,250,.24),-164px 30px 0 rgba(14,165,233,.2);animation:lcBubble 4.8s ease-in-out infinite reverse}
.lc-open{position:relative;z-index:1;border:0;border-radius:999px;padding:15px 78px 15px 28px;min-width:214px;min-height:66px;background:rgba(255,255,255,.97);color:#1473f9;font-weight:900;box-shadow:0 18px 38px rgba(15,23,42,.16),0 2px 8px rgba(37,99,235,.08);display:flex;align-items:center;justify-content:flex-start;cursor:pointer;overflow:visible;isolation:isolate;transition:transform .24s ease,box-shadow .24s ease,filter .24s ease;animation:lcFloat 3.2s ease-in-out infinite}
.lc-open:before{content:"";position:absolute;right:-17px;top:50%;width:92px;height:92px;border-radius:999px;background:rgba(37,99,235,.18);box-shadow:0 0 0 10px rgba(14,165,233,.09);transform:translateY(-50%);animation:lcRing 2.15s ease-out infinite;z-index:-1}
.lc-open:after{content:"";position:absolute;inset:2px 45px 2px 2px;border-radius:999px;background:linear-gradient(180deg,rgba(255,255,255,1),rgba(248,250,252,.92));pointer-events:none;z-index:-1}
.lc-open:hover{transform:translateY(-4px) scale(1.02);filter:saturate(1.1);box-shadow:0 24px 50px rgba(15,23,42,.2),0 13px 34px rgba(37,99,235,.18)}
.lc-open .lc-icon{position:absolute;right:-7px;top:50%;width:74px;height:74px;border-radius:999px;background:radial-gradient(circle at 30% 22%,#6fd3ff 0,#1e9bff 33%,#0877ff 68%,#005bd6 100%);color:#fff;display:flex;align-items:center;justify-content:center;font-size:0;box-shadow:0 17px 38px rgba(8,116,255,.48),0 0 0 6px rgba(59,130,246,.17),inset 0 2px 10px rgba(255,255,255,.4);transform:translateY(-50%)}
.lc-open .lc-icon:before{content:"";position:absolute;width:39px;height:27px;border-radius:11px;background:#fff;box-shadow:inset 0 -2px 0 rgba(15,23,42,.06)}
.lc-open .lc-icon:after{content:"";position:absolute;width:6px;height:6px;border-radius:999px;background:#0b7cff;box-shadow:-11px 0 0 #0b7cff,11px 0 0 #0b7cff,4px 15px 0 2px #fff;transform:translateY(-1px)}
.lc-open b{font-size:21px;line-height:1;letter-spacing:.1px;color:#1473f9;text-shadow:0 2px 8px rgba(37,99,235,.12);white-space:nowrap}
.lc-open .lc-badge{position:absolute;right:-12px;top:-11px;background:linear-gradient(135deg,#ef4444,#dc2626);color:#fff;border:3px solid #fff;border-radius:999px;min-width:28px;height:28px;padding:0 6px;font-size:13px;font-weight:900;line-height:1;display:none;align-items:center;justify-content:center;box-shadow:0 10px 24px rgba(239,68,68,.42);z-index:3;animation:lcBadgePop .24s ease-out}
@keyframes lcFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-5px)}}
@keyframes lcRing{0%{transform:translateY(-50%) scale(.92);opacity:.7}100%{transform:translateY(-50%) scale(1.18);opacity:0}}
@keyframes lcBubble{0%,100%{transform:translate3d(0,0,0) scale(1);opacity:.9}38%{transform:translate3d(-5px,-20px,0) scale(1.28);opacity:1}72%{transform:translate3d(10px,-7px,0) scale(.86);opacity:.65}}
@keyframes lcBadgePop{0%{transform:scale(.65)}80%{transform:scale(1.12)}100%{transform:scale(1)}}
.lc-panel{width:min(430px,calc(100vw - 24px));height:610px;max-height:calc(100vh - 42px);background:#fff;border-radius:22px;box-shadow:0 22px 60px rgba(15,23,42,.22);overflow:hidden;display:none;border:1px solid #dbeafe}
.lc-widget.open .lc-panel{display:flex;flex-direction:column}
.lc-widget.open .lc-open{display:none}
.lc-head{background:linear-gradient(135deg,#2563eb,#06b6d4);color:#fff;padding:18px 20px;display:flex;justify-content:space-between;align-items:center}
.lc-head b{font-size:20px;display:block}
.lc-head span{font-size:14px;opacity:.9}
.lc-close{border:0;background:rgba(255,255,255,.18);color:#fff;width:38px;height:38px;border-radius:50%;font-size:24px;line-height:1}
.lc-body{flex:1;overflow:auto;background:#f8fafc;padding:16px}
.lc-empty{height:100%;display:flex;align-items:center;justify-content:center;color:#64748b;text-align:center}
.lc-msg{max-width:86%;margin:0 0 12px;padding:12px 14px;border-radius:16px;border:1px solid #dbeafe;background:#e0f2fe;color:#0f172a}
.lc-msg.admin{margin-left:auto;background:#eff6ff;border-color:#bfdbfe}
.lc-msg.user{background:#fff;border-color:#e2e8f0}
.lc-msg b{display:block;margin-bottom:4px;font-size:14px;color:#1e293b}
.lc-msg p{margin:0 0 6px;white-space:pre-wrap;word-break:break-word}
.lc-msg small{display:block;color:#64748b;font-size:12px}
.lc-msg img,.lc-msg video{display:block;max-width:100%;border-radius:12px;margin-top:8px}
.lc-msg a{color:#2563eb;font-weight:700;text-decoration:underline}
.lc-form{border-top:1px solid #e2e8f0;padding:12px;background:#fff}
.lc-form textarea{width:100%;min-height:78px;border:1px solid #cbd5e1;border-radius:14px;padding:12px;resize:none;outline:none}
.lc-tools{display:flex;gap:8px;align-items:center;margin-top:8px}
.lc-file{flex:1;display:flex;align-items:center;border:1px solid #bfdbfe;border-radius:16px;overflow:hidden;background:#eff6ff}
.lc-file label{background:#0ea5e9;color:#fff;font-weight:800;padding:10px 14px;cursor:pointer;white-space:nowrap}
.lc-file span{padding:0 12px;color:#64748b;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.lc-file input{display:none}
.lc-send{border:0;border-radius:10px;background:#0ea5e9;color:#fff;font-weight:800;padding:11px 16px}
.lc-status{display:block;color:#64748b;margin-top:5px;font-size:12px}
.lc-admin-list{max-height:680px;overflow:auto}
.lc-admin-row{width:100%;border:0;border-bottom:1px solid #e5e7eb;background:#fff;text-align:left;padding:14px 16px;position:relative}
.lc-admin-row.active,.lc-admin-row:hover{background:#eff6ff}
.lc-admin-row b{display:block;color:#0f172a}
.lc-admin-row span{display:block;color:#64748b;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.lc-admin-row em{position:absolute;right:12px;top:18px;background:#ef4444;color:#fff;border-radius:999px;font-style:normal;padding:2px 8px;font-size:12px}
.lc-admin-messages{height:560px;overflow:auto;background:#f8fafc;border:1px solid #e2e8f0;border-radius:16px;padding:16px}
@media(max-width:575px){.lc-widget{right:12px;bottom:12px}.lc-open{min-width:184px;min-height:60px;padding:13px 66px 13px 22px}.lc-open .lc-icon{width:62px;height:62px}.lc-open .lc-icon:before{width:33px;height:23px;border-radius:9px}.lc-open .lc-icon:after{width:5px;height:5px;box-shadow:-9px 0 0 #0b7cff,9px 0 0 #0b7cff,4px 13px 0 2px #fff}.lc-open b{font-size:20px}.lc-panel{height:calc(100vh - 24px)}}