/* Customer chat. Tokens and controls come from style.css. */
/* The page is one screen tall and never scrolls; only the conversation inside the chat does. */
.chat-body{height:100vh;height:100dvh;overflow:hidden;display:flex;flex-direction:column}
.chat-body .topbar{flex:none}
.chat-shell{width:100%;max-width:860px;margin:0 auto;flex:1;min-height:0;overflow-y:auto;padding:28px clamp(16px,4vw,40px) 32px;background:var(--panel);border-left:1px solid var(--line);border-right:1px solid var(--line);display:flex;flex-direction:column}
.chat-intro{margin:0 0 18px}
.chat-intro h1{font-size:clamp(24px,3.4vw,32px);font-weight:500;letter-spacing:-.03em;line-height:1.15;margin:0 0 6px}
.chat-intro p:not(.eyebrow){margin:0;color:var(--text-3);font-size:14px}

.chat-window{display:flex;flex-direction:column;flex:1;min-height:360px}  /* fills the screen; a very short one scrolls the shell instead */
.chat-head{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:12px 16px;border-bottom:1px solid var(--line);background:var(--panel)}
.agent{display:flex;align-items:center;gap:10px;min-width:0}
.agent h2{font-size:14px;font-weight:600;margin:0}
.agent p{font-family:var(--font-mono);font-size:11.5px;color:var(--text-3);margin:1px 0 0;display:flex;align-items:center;gap:6px}
.agent-avatar{width:36px;height:36px;border-radius:6px;display:grid;place-items:center;background:var(--white);border:1px solid var(--line);overflow:hidden;flex:none}
.agent-avatar img,.group .avatar img{width:100%;height:100%;object-fit:contain;display:block}
.presence{width:7px;height:7px;border-radius:50%;background:var(--text-4);flex:none}
.presence.on{background:#5aa62c;box-shadow:0 0 0 3px rgba(90,166,44,.15)}

.thread{flex:1;min-height:0;overflow-y:auto;padding:20px 18px 12px;display:flex;flex-direction:column;gap:14px;scroll-behavior:smooth;background:var(--white)}
.group{display:flex;gap:10px;align-items:flex-start;max-width:100%;animation:rise .18s ease-out}
.group.user{justify-content:flex-end}
.group .avatar{width:26px;height:26px;border-radius:5px;flex:none;display:grid;place-items:center;background:var(--white);border:1px solid var(--line);overflow:hidden;margin-top:2px}
.stack{display:flex;flex-direction:column;gap:4px;max-width:min(80%,580px);min-width:0}
.group.user .stack{align-items:flex-end}
.bubble{font-size:14px;line-height:1.55;padding:9px 13px;border-radius:6px;background:var(--bg);border:1px solid var(--line-soft);color:var(--text);overflow-wrap:anywhere;max-width:100%}
.group.user .bubble{background:var(--brand);border-color:var(--brand);color:var(--white);white-space:pre-wrap}
.bubble p{margin:0}
.bubble p+p,.bubble p+ul,.bubble p+ol,.bubble ul+p,.bubble ol+p{margin-top:8px}
.bubble ul,.bubble ol{margin:0;padding-left:20px}
.bubble li+li{margin-top:3px}
.bubble strong{font-weight:600}
.bubble code{font-family:var(--font-mono);font-size:12.5px;background:var(--white);border:1px solid var(--line-soft);border-radius:4px;padding:1px 5px;overflow-wrap:anywhere;user-select:all}
.group.user .bubble a{color:var(--white)}
.meta{font-family:var(--font-mono);font-size:10.5px;color:var(--text-4);padding:0 2px}

/* Status lines in the thread: mono, dashed border, a coloured dot only where it means something. */
.event{align-self:center;display:inline-flex;align-items:center;gap:8px;font-family:var(--font-mono);font-size:11.5px;color:var(--text-2);background:var(--white);border:1px dashed var(--line-dash);padding:4px 10px;border-radius:3px;animation:rise .18s ease-out;text-align:center}
.event-icon{width:7px;height:7px;border-radius:50%;background:var(--text-4);font-size:0;flex:none}
.event.ok .event-icon{background:#5aa62c}
.event.case .event-icon{background:#d9a300}
.event.voice .event-icon{background:var(--info)}
.error-event{color:var(--err);border-color:#ecb8ad;border-style:solid;background:var(--err-soft)}
.retry{background:none;border:0;color:var(--err);font-family:var(--font-mono);font-size:11.5px;padding:0 0 0 4px;text-decoration:underline}

.typing{display:inline-flex;gap:4px;align-items:center;padding:12px 14px}
.typing span{width:6px;height:6px;border-radius:50%;background:var(--text-4);animation:blink 1.2s infinite ease-in-out}
.typing span:nth-child(2){animation-delay:.15s}
.typing span:nth-child(3){animation-delay:.3s}

/* Suggested questions: a list on the customer's side of the chat, like replies they could send. */
.starters{display:flex;flex-direction:column;align-items:flex-end;gap:6px;padding:2px 18px 14px;background:var(--white)}
.starters[hidden]{display:none}
.starters-label{margin:0 2px 2px;font-family:var(--font-mono);font-size:10.5px;color:var(--text-4)}
.starters button{max-width:min(80%,420px);text-align:right;background:var(--white);border:1px solid var(--brand-line);color:var(--brand-strong);border-radius:16px;padding:6px 13px;font-size:13px;line-height:1.4;cursor:pointer;transition:background .12s,border-color .12s,color .12s;animation:rise .18s ease-out}
.starters button:hover,.starters button:focus-visible{background:var(--brand-soft);border-color:var(--brand)}

.reply-actions{display:flex;flex-wrap:wrap;gap:6px;margin-top:2px}
.action-button{display:inline-flex;align-items:center;gap:6px;height:30px;padding:0 10px;background:var(--white);border:1px solid var(--line);color:var(--text);border-radius:var(--radius);font-size:12.5px;font-weight:500;text-decoration:none}
.action-button::before{content:"↓";font-family:var(--font-mono);color:var(--text-3)}
.action-button.external::before{content:"↗"}
.action-button:hover{background:var(--bg);text-decoration:none}
.guide-card{margin:2px 0 0;padding:10px;background:var(--white);border:1px solid var(--line);border-radius:var(--radius);max-width:100%}
.guide-title{font-size:12.5px;font-weight:600;color:var(--text);margin-bottom:6px}
.guide-meta{display:grid;grid-template-columns:auto 1fr;gap:2px 8px;margin:0 0 8px;font-size:12.5px}
.guide-meta dt{color:var(--text-3)}
.guide-meta dd{margin:0;color:var(--text);overflow-wrap:anywhere}
.guide-shots{display:flex;gap:8px;overflow-x:auto;scroll-snap-type:x mandatory;padding-bottom:2px}
.guide-shot{flex:0 0 auto;width:min(240px,70vw);scroll-snap-align:start;display:flex;flex-direction:column;gap:4px;color:var(--text-2);font-size:12px;text-decoration:none}
.guide-shot img{width:100%;height:140px;object-fit:cover;object-position:top left;border:1px solid var(--line);border-radius:calc(var(--radius) - 2px);background:var(--bg)}
.guide-shot:hover img{border-color:var(--text-3)}
.guide-shot img{cursor:zoom-in}

.guide-viewer{width:min(1100px,calc(100vw - 32px));max-width:none;max-height:calc(100vh - 32px);padding:0;border:1px solid var(--line);border-radius:var(--radius);background:var(--panel);color:var(--text);display:none;flex-direction:column;overflow:hidden}
.guide-viewer[open]{display:flex}
.guide-viewer::backdrop{background:rgba(0,0,0,.6)}
.guide-viewer-head,.guide-viewer-foot{display:flex;align-items:center;gap:10px;padding:8px 12px;flex:none}
.guide-viewer-head{justify-content:space-between;border-bottom:1px solid var(--line)}
.guide-viewer-foot{justify-content:center;border-top:1px solid var(--line);min-height:44px}
.guide-viewer-title{font-size:13.5px;font-weight:600;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.guide-viewer-caption{font-size:12.5px;color:var(--text-2);text-align:center;flex:1}
.guide-viewer-close,.guide-viewer-nav{width:32px;height:32px;flex:none;display:grid;place-items:center;border:1px solid var(--line);border-radius:var(--radius);background:var(--white);color:var(--text);font-size:20px;line-height:1;cursor:pointer}
.guide-viewer-close:hover,.guide-viewer-nav:hover{background:var(--bg)}
.guide-viewer-nav[hidden]{display:none}
.guide-viewer-frame{flex:1;min-height:0;overflow:auto;display:flex;align-items:center;justify-content:center;padding:12px;background:var(--bg)}
.guide-viewer-frame img{max-width:100%;max-height:calc(100vh - 160px);height:auto;border:1px solid var(--line);border-radius:calc(var(--radius) - 2px);background:var(--white);cursor:zoom-in}
.guide-viewer-frame.zoomed{align-items:flex-start;justify-content:flex-start}
.guide-viewer-frame.zoomed img{max-width:none;max-height:none;cursor:zoom-out}

.composer-bar{display:flex;align-items:flex-end;gap:8px;padding:12px;border-top:1px solid var(--line);background:var(--panel)}
.composer-bar textarea{flex:1;resize:none;overflow-y:hidden;border-radius:var(--radius);padding:8px 12px;font-size:14px;line-height:1.45;max-height:140px;min-height:36px}
.send-button,.mic-button{width:36px;height:36px;border-radius:var(--radius);flex:none;display:grid;place-items:center;transition:background .12s,border-color .12s}
.send-button{background:var(--brand);color:var(--white);border:1px solid var(--brand)}
.send-button:hover{background:var(--brand-strong);border-color:var(--brand-strong)}
.send-button:disabled{opacity:.45;cursor:wait}
.mic-button{background:var(--white);color:var(--text-2);border:1px solid var(--line)}
.mic-button:hover{background:var(--bg);border-color:var(--line-dash);color:var(--text)}
.mic-button:disabled{opacity:.4;cursor:default}
.chat-fineprint{margin:0;padding:8px 14px 10px;font-size:11.5px;color:var(--text-3);text-align:center;background:var(--panel);border-top:1px solid var(--line-soft)}

/* Chat or call */
.mode-picker{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.mode-picker[hidden]{display:none}
.mode-card{display:flex;align-items:center;gap:16px;text-align:left;padding:22px;color:var(--text);transition:background .12s,border-color .12s}
.mode-card:hover{background:var(--bg);border-color:var(--line-dash)}
.mode-card:focus-visible{outline:2px solid var(--text);outline-offset:3px}
.mode-icon{width:44px;height:44px;flex:none;display:grid;place-items:center;border:1px solid var(--line);border-radius:var(--radius);background:var(--brand-soft);color:var(--brand)}
.mode-text{display:flex;flex-direction:column;gap:4px;flex:1;min-width:0}
.mode-text strong{font-size:16px;font-weight:600}
.mode-text span{font-size:13px;line-height:1.45;color:var(--text-3)}
.mode-go{font-family:var(--font-mono);color:var(--text-3);font-size:16px}
.mode-card:hover .mode-go{color:var(--brand)}
.chat-window[hidden],.call-window[hidden],.support-off[hidden]{display:none}
.support-off{padding:28px 24px;background:var(--white);text-align:center}
.support-off h2{font-size:17px;font-weight:600;margin:0 0 6px}
.support-off p{margin:0;color:var(--text-3);font-size:14px}
.head-actions{display:flex;gap:8px}

/* Call screen: a phone-call layout, not a chat */
.call-window{display:flex;flex-direction:column;flex:1;min-height:440px;background:var(--white)}
.call-body{flex:1;min-height:0;overflow-y:auto;display:flex;flex-direction:column}  /* the controls stay pinned below */
.call-top{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 16px;border-bottom:1px solid var(--line);background:var(--panel)}
.call-top .eyebrow{margin:0}
.call-stage{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;padding:28px 16px 18px;text-align:center}
/* With the keypad or captions open, the caller card gets compact so everything fits. */
.call-window.compact .call-stage{flex:none;flex-direction:row;justify-content:center;gap:14px;padding:14px 16px}
.call-window.compact .call-avatar{width:48px;height:48px;font-size:20px}
.call-window.compact .call-stage h2{margin:0;font-size:16px}
.call-window.compact .call-timer{font-size:18px;margin:0}
.call-stage h2{font-size:20px;font-weight:500;letter-spacing:-.02em;margin:14px 0 0}
.call-status{font-family:var(--font-mono);font-size:12.5px;color:var(--text-3);margin:0;min-height:18px}
.call-timer{font-family:var(--font-mono);font-size:28px;font-weight:500;letter-spacing:-.02em;margin:6px 0 0;font-variant-numeric:tabular-nums;color:var(--text-4)}
.call-window[data-state="connected"] .call-timer{color:var(--text)}
.call-avatar{--level:0;position:relative;width:96px;height:96px;border-radius:50%;display:grid;place-items:center;background:var(--white);border:1px solid var(--line)}
.call-avatar img{width:72%;height:72%;object-fit:contain}
.call-avatar::before,.call-avatar::after{content:"";position:absolute;inset:-10px;border-radius:50%;border:1px solid var(--line);opacity:0}
.call-window[data-state="ringing"] .call-avatar::before{animation:ringpulse 1.6s ease-out infinite;opacity:1}
.call-window[data-state="ringing"] .call-avatar::after{animation:ringpulse 1.6s ease-out .8s infinite;opacity:1}
.call-window[data-state="connected"] .call-avatar{box-shadow:0 0 0 calc(4px + var(--level) * 14px) rgba(90,166,44,.16);transition:box-shadow .08s linear}
.call-avatar.speaking{box-shadow:0 0 0 10px color-mix(in srgb,var(--gold) 35%,transparent)!important}
.call-window[data-state="ended"] .call-avatar img{filter:grayscale(1);opacity:.55}

.call-captions{margin:0 18px 12px;border:1px dashed var(--line-dash);border-radius:var(--radius);background:var(--bg);min-height:90px;max-height:220px;overflow:auto;padding:8px 12px;display:flex;flex-direction:column;gap:5px;flex:1}
.call-captions[hidden]{display:none}
.caption{margin:0;font-size:13px;line-height:1.45;color:var(--text-2)}
.caption strong{font-family:var(--font-mono);font-size:10.5px;font-weight:500;text-transform:uppercase;letter-spacing:.03em;color:var(--text-3);margin-right:8px}
.caption.partial{color:var(--text-3);font-style:italic}
.caption.system{font-family:var(--font-mono);font-size:11px;color:var(--text-3)}
.caption.error{color:var(--err)}

.call-keypad{margin:0 auto 14px;width:min(100%,260px)}
.call-keypad[hidden]{display:none}
.keypad-display{display:flex;align-items:baseline;justify-content:space-between;gap:8px;border-bottom:1px solid var(--line);padding:4px 2px 8px;margin-bottom:10px;min-height:34px}
.keypad-display span{font-family:var(--font-mono);font-size:20px;letter-spacing:.12em}
.keypad-display small{font-family:var(--font-mono);font-size:10.5px;color:var(--text-4)}
.keypad-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
.keypad-grid button{height:52px;border:1px solid var(--line);border-radius:var(--radius);background:var(--white);font-size:20px;font-weight:500;display:flex;flex-direction:column;align-items:center;justify-content:center;line-height:1.1}
.keypad-grid button small{font-family:var(--font-mono);font-size:9px;color:var(--text-4);letter-spacing:.08em}
.keypad-grid button:hover{background:var(--bg)}
.keypad-grid button:active{background:var(--surface-1)}

.call-controls{display:flex;justify-content:center;gap:14px;padding:14px 16px 18px;border-top:1px solid var(--line);background:var(--panel)}
.call-btn{width:72px;display:flex;flex-direction:column;align-items:center;gap:6px;background:none;border:0;color:var(--text-2);font-size:11.5px;padding:0}
.call-btn svg{width:52px;height:52px;padding:14px;border-radius:50%;border:1px solid var(--line);background:var(--white);transition:background .12s,border-color .12s}
.call-btn:hover:not(:disabled) svg{background:var(--bg);border-color:var(--line-dash)}
.call-btn[aria-pressed="true"] svg{background:var(--brand);color:var(--white);border-color:var(--brand)}
.call-btn:disabled{opacity:.4;cursor:default}
.call-dial svg{background:#3f8f22;border-color:#3f8f22;color:var(--white);padding:13px}
.call-dial:hover svg{background:#357a1c!important;border-color:#357a1c!important}
.call-dial.call-hangup svg{background:var(--err);border-color:var(--err);transform:rotate(135deg)}
.call-dial.call-hangup:hover svg{background:#a82a10!important;border-color:#a82a10!important}
@keyframes ringpulse{from{transform:scale(1);opacity:.9}to{transform:scale(1.45);opacity:0}}

@keyframes rise{from{opacity:0;transform:translateY(4px)}to{opacity:1;transform:none}}
@keyframes blink{0%,80%,100%{opacity:.3}40%{opacity:1}}
@media (prefers-reduced-motion:reduce){.group,.event{animation:none}.typing span{animation-duration:2.4s}.thread{scroll-behavior:auto}.call-avatar::before,.call-avatar::after{animation:none!important}}

@media (max-width:640px){
  .chat-body:is([data-mode="chat"],[data-mode="call"]) .topbar{display:none}  /* the logo stays on the start screen */
  .chat-shell{padding:0;border:0}
  .chat-intro{display:none}
  .chat-window{min-height:0;border:0}
  .chat-window::before{display:none}
  .stack{max-width:86%}
  .starters button{max-width:90%}
  .mode-picker{grid-template-columns:1fr;padding:16px}
  .call-window{min-height:0;border:0}
  .call-window::before{display:none}
}
.call-window:not([data-state="connected"]) .call-timer{display:none}  /* the ended status already shows the length */