/* Виджет поддержки «Артемий» — плавающее окно справа снизу */
#sup-fab{position:fixed;right:20px;bottom:20px;z-index:9999;width:56px;height:56px;border-radius:50%;
  background:#0a0a0a;color:#fff;border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;
  box-shadow:0 8px 24px rgba(0,0,0,.28);transition:transform .15s ease}
#sup-fab:hover{transform:translateY(-2px)}
#sup-fab svg{width:26px;height:26px}
#sup-fab .sup-badge{position:absolute;top:-4px;right:-4px;background:#c0392b;color:#fff;font-size:11px;
  font-weight:700;min-width:20px;height:20px;border-radius:10px;display:none;align-items:center;justify-content:center;padding:0 5px}
#sup-box{position:fixed;right:20px;bottom:88px;z-index:9999;width:360px;max-width:calc(100vw - 32px);
  height:480px;max-height:calc(100vh - 120px);background:#fff;border:1px solid #e8e8e8;border-radius:12px;
  box-shadow:0 20px 60px rgba(0,0,0,.25);display:none;flex-direction:column;overflow:hidden;font-family:'Inter','Segoe UI',system-ui,sans-serif}
#sup-box.open{display:flex}
#sup-head{background:#0a0a0a;color:#fff;padding:14px 16px;display:flex;align-items:center;gap:12px;flex-shrink:0}
#sup-head .sup-ava{width:38px;height:38px;border-radius:50%;background:#b8860b;color:#fff;display:flex;
  align-items:center;justify-content:center;font-weight:800;font-size:16px;flex-shrink:0}
#sup-head .sup-name{font-weight:700;font-size:15px}
#sup-head .sup-role{font-size:12px;color:rgba(255,255,255,.6)}
#sup-head .sup-status{font-size:11px;color:#34d399;display:flex;align-items:center;gap:4px}
#sup-head .sup-status:before{content:"";width:7px;height:7px;border-radius:50%;background:#34d399;display:inline-block}
#sup-close{margin-left:auto;background:transparent;border:none;color:rgba(255,255,255,.7);cursor:pointer;font-size:22px;line-height:1;padding:0}
#sup-body{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:10px;background:#fafafa}
.sup-msg{max-width:82%;padding:10px 14px;border-radius:12px;font-size:14px;line-height:1.45;white-space:pre-wrap;word-break:break-word}
.sup-msg.admin{background:#fff;border:1px solid #e8e8e8;color:#0a0a0a;align-self:flex-start;border-bottom-left-radius:4px}
.sup-msg.user{background:#0a0a0a;color:#fff;align-self:flex-end;border-bottom-right-radius:4px}
.sup-time{font-size:10px;color:#8a8a8a;margin-top:4px;display:block}
.sup-msg.user .sup-time{color:rgba(255,255,255,.5)}
#sup-login{padding:20px;text-align:center;color:#3a3a3a;font-size:14px}
#sup-login a{display:inline-block;margin-top:12px;background:#0a0a0a;color:#fff;padding:10px 20px;border-radius:8px;text-decoration:none;font-weight:600;font-size:14px}
#sup-input{display:flex;gap:8px;padding:12px;border-top:1px solid #e8e8e8;flex-shrink:0;background:#fff}
#sup-input textarea{flex:1;border:1px solid #e8e8e8;border-radius:8px;padding:10px 12px;font-size:14px;
  font-family:inherit;resize:none;height:44px;outline:none;line-height:1.4}
#sup-input textarea:focus{border-color:#0a0a0a}
#sup-input button{background:#0a0a0a;color:#fff;border:none;border-radius:8px;padding:0 16px;font-weight:600;font-size:14px;cursor:pointer}
#sup-input button:hover{background:#b8860b}
@media(max-width:520px){#sup-box{right:12px;left:12px;bottom:84px;width:auto}}