/*============================================================
   Qwen AI Chatbot - Frontend Styles (CodeCloude-style widget)
   Written from scratch. RTL aware. Uses --qcb-primary variable.
   ============================================================*/

:root{
  --qcb-primary:#ff751a;
  --qcb-primary-1:color-mix(in srgb,var(--qcb-primary) 62%,white);
  --qcb-primary-2:color-mix(in srgb,var(--qcb-primary) 80%,#b43b00);
  --qcb-glass:rgba(255,255,255,.92);
  --qcb-glass-2:rgba(255,255,255,.86);
  --qcb-border:rgba(17,24,39,.08);
  --qcb-text:#111827;
  --qcb-muted:#6b7280;
  --qcb-surface:#ffffff;
  --qcb-msg-user:#10a37f;
  --qcb-msg-bot:#f2f4f7;
  --qcb-msg-bot-text:#111827;
  --qcb-success:#16845b;
  --qcb-danger:#dc2626;
  --qcb-shadow:0 26px 80px rgba(17,24,39,.18);
}

[data-qcb-theme="dark"]{
  --qcb-glass:rgba(15,20,30,.94);
  --qcb-glass-2:rgba(19,25,36,.92);
  --qcb-border:rgba(255,255,255,.09);
  --qcb-text:#f9fafb;
  --qcb-muted:#9ca3af;
  --qcb-surface:#111827;
  --qcb-msg-bot:#1f2937;
  --qcb-msg-bot-text:#f9fafb;
  --qcb-shadow:0 26px 80px rgba(0,0,0,.5);
}

.qcb-root{position:fixed;z-index:999999;direction:rtl;font-family:inherit;box-sizing:border-box}
.qcb-root *,.qcb-root *:before,.qcb-root *:after{box-sizing:border-box}
.qcb-right{right:20px;left:auto;bottom:20px}
.qcb-left{left:20px;right:auto;bottom:20px}

/* Hint above toggle */
.qcb-hint{display:none}
@keyframes qcbHint{0%,100%{transform:translateY(0)}50%{transform:translateY(-6px)}}

/* ---- Toggle pill ---- */
.qcb-toggle{
  position:relative;border:none;cursor:pointer;height:58px;min-width:158px;padding:0 18px;
  border-radius:999px;
  background:linear-gradient(135deg,var(--qcb-primary-1),var(--qcb-primary) 52%,var(--qcb-primary-2));
  color:#fff;display:flex;align-items:center;justify-content:center;gap:9px;
  font-family:inherit;font-size:15px;font-weight:950;
  box-shadow:0 18px 44px color-mix(in srgb,var(--qcb-primary) 36%,transparent),inset 0 1px 0 rgba(255,255,255,.45);
  transition:.28s cubic-bezier(.2,.8,.2,1);isolation:isolate;
}
.qcb-toggle:before{
  content:"";position:absolute;inset:-7px;border-radius:inherit;
  background:color-mix(in srgb,var(--qcb-primary) 28%,transparent);z-index:-1;
  animation:qcbPulse 2.4s ease-in-out infinite;
}
.qcb-toggle:hover{transform:translateY(-3px) scale(1.01)}
.qcb-root.qcb-open .qcb-toggle-copy{display:none}
.qcb-root.qcb-open .qcb-toggle-close{display:block}
.qcb-toggle-icon{width:36px;height:36px;border-radius:12px;background:rgba(255,255,255,.22);display:grid;place-items:center;flex-shrink:0}
.qcb-toggle-icon svg{width:22px;height:22px}
.qcb-toggle-copy{display:flex;flex-direction:column;align-items:flex-start;line-height:1.15}
.qcb-toggle-copy strong{font-size:14px;font-weight:950}
.qcb-toggle-copy small{font-size:10.5px;opacity:.85;font-weight:650}
.qcb-toggle-close{display:none;width:26px;height:26px;color:#fff;flex-shrink:0}
@keyframes qcbPulse{0%{opacity:.55}50%{opacity:.2}100%{opacity:.55}}

/* ---- Window ---- */
.qcb-window{
  position:absolute;bottom:92px;width:385px;max-width:calc(100vw - 32px);
  height:min(620px,calc(100vh - 140px));min-height:420px;
  background:var(--qcb-glass);border:1px solid var(--qcb-border);border-radius:22px;
  box-shadow:var(--qcb-shadow);backdrop-filter:blur(22px);-webkit-backdrop-filter:blur(22px);
  display:flex;flex-direction:column;overflow:hidden;
  opacity:0;visibility:hidden;transform:translateY(20px) scale(.96);transform-origin:bottom;
  transition:all .28s cubic-bezier(.2,.8,.2,1);
}
.qcb-left .qcb-window{left:20px;right:auto}
.qcb-right .qcb-window{right:20px;left:auto}
.qcb-window.qcb-open{opacity:1;visibility:visible;transform:translateY(0) scale(1)}
.qcb-right .qcb-window.qcb-open{right:0;left:auto}
.qcb-left .qcb-window.qcb-open{left:0;right:auto}

/* ---- Header ---- */
.qcb-header{display:flex;align-items:center;gap:11px;padding:14px 16px 12px;border-bottom:1px solid var(--qcb-border)}
.qcb-avatar{
  width:42px;height:42px;border-radius:14px;flex-shrink:0;overflow:hidden;position:relative;
  background:linear-gradient(135deg,var(--qcb-primary-1),var(--qcb-primary-2));
  display:grid;place-items:center;color:#fff;
}
.qcb-avatar img{width:100%;height:100%;object-fit:cover}
.qcb-avatar svg{width:22px;height:22px}
.qcb-avatar .qcb-dot{position:absolute;bottom:-1px;right:-1px;width:12px;height:12px;border-radius:50%;background:#16a34a;border:2px solid var(--qcb-surface)}
.qcb-header-text{flex:1;display:flex;flex-direction:column;line-height:1.3;min-width:0}
.qcb-header-text strong{font-size:14px;color:var(--qcb-text);font-weight:900}
.qcb-header-status{display:flex;align-items:center;gap:5px;font-size:11px;color:var(--qcb-muted)}
.qcb-header-status i{width:7px;height:7px;border-radius:50%;background:var(--qcb-muted);display:inline-block}
.qcb-header-status.qcb-online i{background:#16a34a;box-shadow:0 0 0 3px rgba(22,163,74,.18)}
.qcb-header-status.qcb-online{color:var(--qcb-success,#16845b)}
.qcb-header-actions{display:flex;gap:5px;margin-right:auto}
.qcb-icon-btn{
  width:32px;height:32px;border:none;cursor:pointer;border-radius:10px;background:transparent;
  color:var(--qcb-text);display:grid;place-items:center;transition:background .2s,transform .15s;
}
.qcb-icon-btn:hover{background:color-mix(in srgb,var(--qcb-primary) 12%,transparent)}
.qcb-icon-btn svg{width:18px;height:18px}
.qcb-theme-switch .qcb-sun{display:none}
[data-qcb-theme="dark"] .qcb-theme-switch .qcb-sun{display:block}
[data-qcb-theme="dark"] .qcb-theme-switch .qcb-moon{display:none}

/* ---- Tabs ---- */
.qcb-tabs{display:flex;gap:4px;padding:8px 14px 0}
.qcb-tabs button{
  flex:1;border:none;cursor:pointer;background:transparent;color:var(--qcb-muted);
  font-family:inherit;font-size:12.5px;font-weight:800;padding:9px 6px;border-radius:11px 11px 0 0;
  display:flex;align-items:center;justify-content:center;gap:6px;transition:all .2s;border-bottom:2px solid transparent;
}
.qcb-tabs button svg{width:16px;height:16px}
.qcb-tabs button.qcb-active{color:var(--qcb-primary);border-bottom-color:var(--qcb-primary);background:color-mix(in srgb,var(--qcb-primary) 7%,transparent)}
/* ---- Body / views ---- */
.qcb-body{flex:1;overflow:hidden;display:flex;flex-direction:column;min-height:0}
.qcb-view{display:none;flex-direction:column;flex:1;min-height:0}
.qcb-view.qcb-active{display:flex}

/* Home view */
.qcb-home{overflow-y:auto;padding:16px 16px 12px;gap:14px}
.qcb-hero{display:flex;gap:12px;align-items:center;padding:16px;border-radius:16px;background:var(--qcb-glass-2);border:1px solid var(--qcb-border)}
.qcb-hero-icon{width:46px;height:46px;border-radius:14px;flex-shrink:0;background:linear-gradient(135deg,var(--qcb-primary-1),var(--qcb-primary));display:grid;place-items:center;color:#fff}
.qcb-hero-icon img{width:100%;height:100%;object-fit:cover;border-radius:14px}
.qcb-hero-icon svg{width:24px;height:24px}
.qcb-hero-text b{display:block;font-size:15px;color:var(--qcb-text);font-weight:950;margin-bottom:2px}
.qcb-hero-text span{font-size:12px;color:var(--qcb-muted);line-height:1.7;display:block}
.qcb-primary-action{position:relative;border:none;cursor:pointer;width:100%;display:flex;align-items:center;gap:12px;padding:13px 14px;border-radius:14px;background:linear-gradient(135deg,var(--qcb-primary),var(--qcb-primary-2));color:#fff;font-family:inherit;box-shadow:0 10px 24px color-mix(in srgb,var(--qcb-primary) 30%,transparent);transition:transform .15s;text-align:right}
.qcb-primary-action:hover{transform:translateY(-1px)}
.qcb-primary-action .qcb-primary-action-left{margin-right:auto;display:grid;place-items:center}
.qcb-primary-action i{width:34px;height:34px;border-radius:10px;flex-shrink:0;background:rgba(255,255,255,.22);display:grid;place-items:center}
.qcb-primary-action i svg{width:17px;height:17px}
.qcb-primary-action b{font-size:13.5px;display:block}
.qcb-primary-action small{color:rgba(255,255,255,.85);font-size:11px;display:block}
.qcb-spinner{width:14px;height:14px;border:2px solid rgba(255,255,255,.4);border-top-color:#fff;border-radius:50%;animation:qcbSpin .7s linear infinite}
@keyframes qcbSpin{to{transform:rotate(360deg)}}

/* Brand quick links */
.qcb-brands-tag{font-size:12px;color:var(--qcb-muted);font-weight:800;margin:4px 2px 8px}
.qcb-brands{display:grid;grid-template-columns:repeat(auto-fit,minmax(88px,1fr));gap:8px}
.qcb-brand-link{display:flex;flex-direction:column;align-items:center;gap:6px;padding:12px 6px;border-radius:14px;border:1px solid var(--qcb-border);background:var(--qcb-glass-2);color:var(--qcb-text);text-decoration:none;font-size:11.5px;font-weight:800;transition:border-color .2s,background .2s}
.qcb-brand-link:hover{border-color:color-mix(in srgb,var(--qcb-primary) 40%,transparent)}
.qcb-brand-link svg{width:22px;height:22px}
.qcb-brand-whatsapp svg{color:#25D366}
.qcb-brand-telegram svg{color:#229ED9}
.qcb-brand-bale svg{color:#18abe3}
.qcb-brand-link img{width:22px;height:22px;object-fit:contain;border-radius:6px}

/* Chat view */
.qcb-chat-toolbar{display:flex;align-items:center;justify-content:space-between;padding:8px 16px 0}
.qcb-chat-toolbar span{font-size:11px;color:var(--qcb-muted);font-weight:700}
.qcb-clear-btn{border:none;background:transparent;cursor:pointer;color:var(--qcb-muted);font-family:inherit;font-size:11px;font-weight:700;display:flex;align-items:center;gap:5px;padding:5px 8px;border-radius:8px;transition:background .2s}
.qcb-clear-btn:hover{background:rgba(220,38,38,.1);color:var(--qcb-danger)}
.qcb-clear-btn svg{width:13px;height:13px}
.qcb-chat{flex:1;overflow-y:auto;padding:14px 16px;display:flex;flex-direction:column;gap:10px;scroll-behavior:smooth}
.qcb-message{max-width:84%;padding:10px 14px;border-radius:15px;font-size:13.5px;line-height:1.75;word-wrap:break-word;animation:qcbFadeIn .25s ease}
.qcb-message.user{align-self:flex-start;background:linear-gradient(135deg,var(--qcb-primary),var(--qcb-primary-2));color:#fff;border-bottom-right-radius:5px}
.qcb-message.bot{align-self:flex-end;background:var(--qcb-msg-bot);color:var(--qcb-msg-bot-text);border:1px solid var(--qcb-border);border-bottom-left-radius:5px}
@keyframes qcbFadeIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}
.qcb-message p{margin:0 0 8px}
.qcb-message p:last-child{margin-bottom:0}
.qcb-message h1,.qcb-message h2,.qcb-message h3{margin:10px 0 6px;font-size:1em;font-weight:800}
.qcb-message ul,.qcb-message ol{margin:6px 0;padding-right:18px}
.qcb-message li{margin-bottom:3px}
.qcb-message a{color:inherit;text-decoration:underline;opacity:.85}
.qcb-code-block{position:relative;background:#0f172a;color:#e2e8f0;border-radius:10px;padding:12px;margin:8px 0;overflow-x:auto;font-family:'Courier New',monospace;font-size:12.5px;direction:ltr;text-align:left}
.qcb-copy-btn{position:absolute;top:7px;left:7px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);color:#e2e8f0;padding:3px 8px;border-radius:6px;font-size:10.5px;cursor:pointer}
.qcb-inline-code{background:rgba(0,0,0,.06);padding:2px 6px;border-radius:5px;font-family:'Courier New',monospace;font-size:.92em}
.qcb-table{width:100%;border-collapse:collapse;margin:8px 0;font-size:12px;direction:rtl}
.qcb-table th,.qcb-table td{border:1px solid var(--qcb-border);padding:7px;text-align:right}
.qcb-table th{background:rgba(0,0,0,.04)}
.qcb-typing{display:flex;gap:4px;padding:12px 14px;align-self:flex-end;background:var(--qcb-msg-bot);border:1px solid var(--qcb-border);border-radius:15px;border-bottom-left-radius:5px;width:fit-content}
.qcb-typing span{width:7px;height:7px;border-radius:50%;background:var(--qcb-muted);animation:qcbBounce 1.2s infinite ease-in-out both}
.qcb-typing span:nth-child(2){animation-delay:-.2s}
.qcb-typing span:nth-child(3){animation-delay:-.4s}
@keyframes qcbBounce{0%,80%,100%{transform:scale(0)}40%{transform:scale(1)}}
.qcb-error-msg{align-self:center;width:88%;background:rgba(239,68,68,.12);color:var(--qcb-danger,#dc2626);padding:9px 12px;border-radius:10px;font-size:12px;text-align:center}

/* Collapsible message metadata (<details>) */
.qcb-message-meta{margin-top:9px;border-top:1px dashed var(--qcb-border);padding-top:7px;font-size:11px}
.qcb-message-meta summary{cursor:pointer;list-style:none;user-select:none;display:flex;align-items:center;gap:6px;color:var(--qcb-muted);font-weight:800;transition:color .2s}
.qcb-message-meta summary::-webkit-details-marker{display:none}
.qcb-message-meta summary:before{
  content:"";width:0;height:0;border-left:5px solid transparent;border-right:5px solid transparent;border-top:6px solid var(--qcb-muted);
  transition:transform .2s;flex-shrink:0;
}
.qcb-message-meta[open] summary:before{transform:rotate(180deg)}
.qcb-message-meta summary:hover{color:var(--qcb-primary)}
.qcb-message-meta-body{display:flex;flex-direction:column;gap:4px;margin-top:7px;padding:8px 10px;border-radius:9px;background:color-mix(in srgb,var(--qcb-muted) 8%,transparent)}
.qcb-message-meta-body .qcb-meta-id{direction:ltr;text-align:left;font-family:'Courier New',monospace;font-size:10.5px;color:var(--qcb-muted);word-break:break-all}
.qcb-message-meta-body .qcb-meta-id strong{color:var(--qcb-text)}
.qcb-message-meta-body .qcb-copy-btn{position:static;align-self:flex-start;margin-top:2px;width:auto;padding:4px 10px;font-size:10.5px;background:color-mix(in srgb,var(--qcb-primary) 14%,transparent);color:var(--qcb-primary);border:1px solid color-mix(in srgb,var(--qcb-primary) 30%,transparent)}

/* Login warning banner */
.qcb-login-warning{
  display:flex;align-items:center;gap:9px;margin:10px 16px 0;padding:10px 12px;border-radius:12px;
  background:rgba(245,158,11,.14);border:1px solid rgba(245,158,11,.42);color:#b45309;font-size:11.5px;font-weight:700;line-height:1.6;
}
.qcb-login-warning svg{width:17px;height:17px;flex-shrink:0;stroke:currentColor}
.qcb-login-warning-text{flex:1;min-width:0}

/* Composer */
.qcb-composer{display:flex;align-items:flex-end;gap:8px;padding:10px 14px 14px;border-top:1px solid var(--qcb-border)}
.qcb-input{
  flex:1;resize:none;border:1.5px solid var(--qcb-border);background:var(--qcb-glass-2);
  border-radius:14px;padding:11px 14px;font-family:inherit;font-size:13.5px;line-height:1.6;
  color:var(--qcb-text);max-height:110px;outline:none;transition:border-color .2s,box-shadow .2s;
}
.qcb-input::placeholder{color:var(--qcb-muted)}
.qcb-input:focus{border-color:color-mix(in srgb,var(--qcb-primary) 55%,transparent);box-shadow:0 0 0 3px color-mix(in srgb,var(--qcb-primary) 16%,transparent)}
.qcb-send-btn{
  width:44px;height:44px;flex-shrink:0;border:none;cursor:pointer;border-radius:14px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--qcb-primary),var(--qcb-primary-2));color:#fff;
  box-shadow:0 8px 18px color-mix(in srgb,var(--qcb-primary) 32%,transparent);transition:transform .15s,opacity .2s;padding:0;
}
.qcb-send-btn:hover{transform:translateY(-2px)}
.qcb-send-btn:disabled{opacity:.55;cursor:not-allowed;transform:none}
.qcb-send-btn svg{width:20px;height:20px}

/* Quick / contact form view */
.qcb-form-view{overflow-y:auto;padding:16px;gap:14px}
.qcb-form-title{font-size:15px;color:var(--qcb-text);font-weight:900;margin:0 2px 2px}
.qcb-form-sub{font-size:12px;color:var(--qcb-muted);line-height:1.7;margin:0 2px 4px}
.qcb-field{display:flex;flex-direction:column;gap:5px;margin-bottom:11px}
.qcb-field label{font-size:11.5px;color:var(--qcb-muted);font-weight:750;margin:0 2px}
.qcb-field input,.qcb-field textarea{
  border:1.5px solid var(--qcb-border);background:var(--qcb-glass-2);border-radius:12px;padding:11px 13px;
  font-family:inherit;font-size:13.5px;color:var(--qcb-text);outline:none;resize:none;transition:border-color .2s,box-shadow .2s;
}
.qcb-field input:focus,.qcb-field textarea:focus{border-color:color-mix(in srgb,var(--qcb-primary) 55%,transparent);box-shadow:0 0 0 3px color-mix(in srgb,var(--qcb-primary) 16%,transparent)}
.qcb-submit-btn{
  width:100%;border:none;cursor:pointer;padding:13px;border-radius:13px;display:flex;align-items:center;justify-content:center;gap:8px;
  background:linear-gradient(135deg,var(--qcb-primary),var(--qcb-primary-2));color:#fff;
  font-family:inherit;font-size:14px;font-weight:900;box-shadow:0 10px 22px color-mix(in srgb,var(--qcb-primary) 30%,transparent);transition:transform .15s;
}
.qcb-submit-btn svg{width:18px;height:18px;flex-shrink:0}
.qcb-submit-btn:hover{transform:translateY(-1px)}
.qcb-msg-hint{font-size:11px;color:var(--qcb-muted);text-align:center;margin-top:10px;line-height:1.7}
.qcb-msg-hint a{color:var(--qcb-primary);text-decoration:none;font-weight:700}

/* Ticket view */
.qcb-ticket-thread{display:flex;flex-direction:column;gap:10px;max-height:260px;overflow-y:auto;padding:2px}
.qcb-ticket-empty{font-size:12px;color:var(--qcb-muted);text-align:center;padding:16px 6px;line-height:1.8}
.qcb-ticket-list{display:flex;flex-direction:column;gap:8px}
.qcb-ticket-item{
  display:flex;align-items:center;gap:8px;padding:11px 13px;border:1.5px solid var(--qcb-border);border-radius:12px;
  background:var(--qcb-glass-2);cursor:pointer;transition:border-color .2s,transform .15s;
}
.qcb-ticket-item:hover{border-color:color-mix(in srgb,var(--qcb-primary) 45%,transparent);transform:translateY(-1px)}
.qcb-ticket-item-closed{opacity:.65}
.qcb-ticket-item-subject{flex:1;min-width:0;font-size:13px;color:var(--qcb-text);font-weight:750;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.qcb-ticket-item-count{font-size:10.5px;color:var(--qcb-muted)}
.qcb-ticket-status{font-size:10px;font-weight:900;padding:3px 9px;border-radius:20px;flex-shrink:0}
.qcb-ticket-status-open{background:color-mix(in srgb,#16a34a 14%,transparent);color:#16a34a}
.qcb-ticket-status-closed{background:color-mix(in srgb,var(--qcb-muted) 16%,transparent);color:var(--qcb-muted)}
.qcb-ticket-new-btn{margin-top:2px;text-align:center}
.qcb-ticket-new-btn button{
  width:100%;border:1.5px dashed var(--qcb-border);background:transparent;color:var(--qcb-muted);cursor:pointer;
  padding:10px;border-radius:12px;font-family:inherit;font-size:12.5px;font-weight:800;transition:color .2s,border-color .2s;
}
.qcb-ticket-new-btn button:hover{color:var(--qcb-primary);border-color:color-mix(in srgb,var(--qcb-primary) 45%,transparent)}
.qcb-ticket-header{display:flex;align-items:center;gap:8px;padding-bottom:9px;border-bottom:1px solid var(--qcb-border);margin-bottom:4px}
.qcb-ticket-header-subject{flex:1;min-width:0;font-size:13.5px;color:var(--qcb-text);font-weight:900;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.qcb-ticket-header button{
  border:none;background:transparent;color:var(--qcb-muted);cursor:pointer;font-family:inherit;
  font-size:11.5px;font-weight:800;text-decoration:underline;flex-shrink:0;
}
.qcb-ticket-header button:hover{color:var(--qcb-primary)}
.qcb-ticket-messages{display:flex;flex-direction:column;gap:8px}
.qcb-ticket-msg{max-width:88%;padding:9px 12px;border-radius:12px;font-size:12.5px;line-height:1.7;word-break:break-word}
.qcb-ticket-msg-user{align-self:flex-start;background:var(--qcb-glass-2);border:1px solid var(--qcb-border)}
.qcb-ticket-msg-admin{align-self:flex-end;background:color-mix(in srgb,var(--qcb-primary) 12%,transparent);border:1px solid color-mix(in srgb,var(--qcb-primary) 28%,transparent)}
.qcb-ticket-msg-meta{display:flex;gap:10px;align-items:baseline;font-size:10px;color:var(--qcb-muted);margin-bottom:3px}
.qcb-ticket-msg-meta span{direction:ltr}
.qcb-ticket-msg-content{font-size:12.5px;color:var(--qcb-text)}
.qcb-ticket-closed-notice{
  text-align:center;font-size:11.5px;color:var(--qcb-muted);padding:9px;border-radius:10px;
  background:color-mix(in srgb,var(--qcb-muted) 8%,transparent);
}


/* Success view */
.qcb-success-view{align-items:center;justify-content:center;text-align:center;gap:10px;padding:26px 22px}
.qcb-success-icon{width:64px;height:64px;border-radius:50%;display:grid;place-items:center;background:rgba(22,163,74,.13);color:#16a34a;margin-bottom:4px}
.qcb-success-icon svg{width:34px;height:34px}
.qcb-success-view b{font-size:15px;color:var(--qcb-text);font-weight:900}
.qcb-success-view p{font-size:12.5px;color:var(--qcb-muted);margin:0;line-height:1.8}
.qcb-success-view button{margin-top:8px}

/* Utilities / scrollbar */
.qcb-scroll::-webkit-scrollbar{width:5px}
.qcb-scroll::-webkit-scrollbar-track{background:transparent}
.qcb-scroll::-webkit-scrollbar-thumb{background:color-mix(in srgb,var(--qcb-muted) 45%,transparent);border-radius:99px}
.qcb-scroll{scrollbar-width:thin;scrollbar-color:color-mix(in srgb,var(--qcb-muted) 45%,transparent) transparent}

/* Responsive */
@media (max-width:480px){
  /* Fullscreen chat on mobile (like QCB's mobile layout) */
  .qcb-window{
    position:fixed;
    top:0;right:0;bottom:0;left:0;
    width:100%;max-width:100%;
    height:100%;max-height:100%;min-height:100%;
    border-radius:0;border:0;
  }
  .qcb-window.qcb-open{border-radius:0;transform:translateY(0) scale(1)}
  .qcb-root.qcb-open .qcb-toggle{opacity:0;visibility:hidden;pointer-events:none}
  .qcb-hint{bottom:70px}
  .qcb-composer{padding-bottom:calc(14px + env(safe-area-inset-bottom,0px))}
  .qcb-chat{padding-bottom:14px}
  /* When closed on mobile keep a compact pill, raised 30px higher */
  .qcb-toggle{min-width:52px;padding:0 16px;margin-bottom:80px}
  .qcb-toggle-copy{display:none}
  /* Hide bubble while scrolling down, reveal on scroll up (mobile only) */
  .qcb-root.qcb-scroll-hide .qcb-toggle{transform:translateY(120%);opacity:0;visibility:hidden}
  .qcb-toggle{transition:transform .35s ease,opacity .35s ease,visibility .35s ease}
}
@media (min-width:481px) and (max-height:600px){
  .qcb-window{height:calc(100vh - 120px)}
}

/* Reduced motion */
@media (prefers-reduced-motion:reduce){
  .qcb-toggle,.qcb-window,.qcb-hint,.qcb-toggle:before{animation:none;transition:none}
}