:root{
  color-scheme:light;
  --zeca-blue:#0052ff;--zeca-blue-dark:#0042cc;--zeca-ink:#0a192f;
  --zeca-muted:#526985;--zeca-page:#edf2fa;--zeca-canvas:#f4f8ff;
  --zeca-surface:#fff;--zeca-soft:#eaf2ff;--zeca-border:#d4e2f5;
  --zeca-control-border:#8197b5;--zeca-danger:#a62c38;
  font-family:system-ui,-apple-system,"Segoe UI",sans-serif;
  color:var(--zeca-ink);background:var(--zeca-page)
}
*{box-sizing:border-box}body{margin:0;min-height:100dvh;display:grid;place-items:center}button,textarea{font:inherit}button{cursor:pointer;border:0;border-radius:9px;padding:10px 14px;color:#fff;background:var(--zeca-blue);font-weight:650}button:disabled{opacity:.45;cursor:default}button:focus-visible,textarea:focus-visible{outline:3px solid var(--zeca-blue);outline-offset:2px}[hidden]{display:none!important}
.container{display:flex;flex-direction:column;width:min(100%,680px);height:min(92dvh,940px);background:var(--zeca-canvas);border:1px solid var(--zeca-border);border-radius:18px;overflow:hidden;box-shadow:0 20px 80px #0004}.header{display:flex;align-items:center;gap:12px;background:var(--zeca-surface);padding:18px 20px}.avatar{display:grid;place-items:center;background:var(--zeca-blue);color:#fff;width:42px;height:42px;border-radius:14px;font-weight:800;font-size:22px;flex-shrink:0}.heading{flex:1;min-width:0}.brand{font-size:12px;color:var(--zeca-muted);margin:0 0 3px;letter-spacing:.04em}h1{font-size:18px;margin:0;overflow-wrap:anywhere}.quiet{background:transparent;color:var(--zeca-blue);font-size:13px}.notice{margin:0;padding:10px 20px;font-size:12px;line-height:1.5;background:var(--zeca-soft);color:var(--zeca-muted)}.connection{display:flex;align-items:center;justify-content:space-between;min-height:40px;padding:4px 20px;font-size:12px;color:var(--zeca-muted)}
.history{flex:1;min-height:0;overflow:auto;padding:12px 20px;overscroll-behavior:contain}.messages{display:flex;flex-direction:column;gap:10px}.bubble{max-width:85%;padding:10px 14px;border-radius:12px;line-height:1.5;font-size:15px;overflow-wrap:anywhere;white-space:pre-wrap}.sent{align-self:flex-end;background:var(--zeca-blue);border-bottom-right-radius:3px}.received{align-self:flex-start;background:var(--zeca-surface);border-bottom-left-radius:3px}.meta{display:block;color:var(--zeca-muted);font-size:11px;text-align:right;margin-top:5px;white-space:normal}.empty{color:var(--zeca-muted);text-align:center;font-size:15px;line-height:1.8;margin:12vh 0}.older{display:block;margin:0 auto 18px;background:var(--zeca-surface);color:var(--zeca-ink);font-size:13px}.input-area{display:flex;align-items:flex-end;gap:10px;padding:12px 16px;background:var(--zeca-surface)}.input-area textarea{width:100%;resize:none;min-height:44px;max-height:140px;line-height:1.5;background:var(--zeca-border);border:1px solid var(--zeca-control-border);border-radius:10px;padding:10px 12px;color:var(--zeca-ink)}.input-area textarea::placeholder{color:var(--zeca-muted)}.input-area button{min-height:44px}.footnote{font-size:11px;color:var(--zeca-muted);text-align:center;line-height:1.4;margin:0;padding:8px 16px max(8px,env(safe-area-inset-bottom))}.pending{padding:10px 20px;background:#fff4df;color:#805611;font-size:13px}.pending p{white-space:pre-wrap;overflow-wrap:anywhere;max-height:100px;overflow:auto;margin:0 0 6px}.pending span{display:block}dialog{max-width:calc(100% - 36px);width:420px;border:1px solid var(--zeca-control-border);border-radius:16px;background:var(--zeca-surface);color:var(--zeca-ink);padding:24px}dialog::backdrop{background:#0009}dialog h2{font-size:20px}dialog p{font-size:14px;line-height:1.6}dialog button{margin-top:8px}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}
.delivery-ui{margin-top:12px;padding-top:10px;border-top:1px solid var(--zeca-border);white-space:normal}.delivery-actions{display:flex;flex-wrap:wrap;gap:8px}.delivery-action,.delivery-secondary{padding:8px 10px;font-size:12px;border-radius:8px}.delivery-secondary{background:var(--zeca-soft);color:var(--zeca-ink)}.delivery-menu{display:grid;gap:8px;margin-bottom:9px}.delivery-item{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:9px;background:var(--zeca-canvas);border-radius:9px}.delivery-item div{display:flex;flex-direction:column;min-width:0}.delivery-item strong{font-size:13px}.delivery-item small{color:var(--zeca-muted);font-size:11px;overflow-wrap:anywhere}.delivery-item button{flex-shrink:0}.delivery-form{display:grid;gap:9px}.delivery-field{display:grid;gap:4px;color:var(--zeca-muted);font-size:11px}.delivery-field input{width:100%;min-height:40px;border:1px solid var(--zeca-control-border);border-radius:8px;padding:8px 10px;background:var(--zeca-canvas);color:var(--zeca-ink);font:inherit}.delivery-form>small{color:var(--zeca-muted);font-size:11px;line-height:1.4}.delivery-contact{grid-template-columns:1fr 1fr}.delivery-contact button{grid-column:1/-1}
.delivery-form .delivery-form-error{grid-column:1/-1;color:var(--zeca-danger)}.delivery-form-error:empty{display:none}
.delivery-form details{font-size:12px;color:var(--zeca-muted)}.delivery-form summary{cursor:pointer;color:var(--zeca-blue);padding:5px 0}.delivery-form details[open]{display:grid;gap:8px}.delivery-form details small{display:block;margin:6px 0;line-height:1.5}
.delivery-address-form{min-width:0}.delivery-address-form+.delivery-actions{margin-top:14px;padding-top:12px;border-top:1px solid var(--zeca-border)}.delivery-address-form+.delivery-actions button{width:100%;background:var(--zeca-soft);color:var(--zeca-ink);min-height:40px}.delivery-location-options{display:grid;grid-template-columns:1fr;gap:8px}.delivery-address-results{display:grid;gap:8px}.delivery-address-option{text-align:left;background:var(--zeca-soft);color:var(--zeca-ink);font-size:12px;line-height:1.5;border:1px solid var(--zeca-control-border)}.delivery-address-option[aria-pressed=true]{border-color:var(--zeca-blue);background:var(--zeca-soft)}.delivery-location-review{display:grid;gap:8px;font-size:12px;line-height:1.5}.delivery-location-review small{color:var(--zeca-muted)}.delivery-map{height:240px;width:100%;min-width:220px;border-radius:8px;z-index:0;background:#d9ddd7;color:#222;isolation:isolate}.delivery-pin{background:none;border:0}.delivery-pin span{display:block;width:24px;height:24px;border-radius:50% 50% 50% 0;transform:rotate(-45deg);background:var(--zeca-blue);border:3px solid white;box-shadow:0 2px 5px #0008}.delivery-location-review a,.delivery-map-credit a{color:var(--zeca-blue)}.delivery-map a{color:var(--zeca-blue-dark)}.delivery-map .leaflet-control-attribution{background:#fff;color:#222;font-size:10px}.delivery-map-credit{font-size:10px;line-height:1.4}.delivery-address-confirm{margin-top:4px;min-height:44px}
.google-maps-attribution{font-family:Roboto,Arial,sans-serif;font-style:normal;font-weight:400;font-size:12px;letter-spacing:normal;white-space:nowrap;color:#fff}.delivery-google-pin{position:absolute;width:24px;height:24px;border-radius:50% 50% 50% 0;transform:translate(-50%,-100%) rotate(-45deg);background:var(--zeca-blue);border:3px solid white;box-shadow:0 2px 5px #0008;pointer-events:none}.delivery-map img{max-width:none}
@media(max-width:700px){.container{height:100dvh;border:0;border-radius:0}.header{padding:14px 16px}.history{padding:12px 14px}.bubble{max-width:94%}.input-area textarea,.delivery-field input{font-size:16px}.delivery-contact{grid-template-columns:1fr}}
@media(prefers-reduced-motion:no-preference){.bubble{animation:appear .15s ease-out}@keyframes appear{from{opacity:0;transform:translateY(3px)}to{opacity:1;transform:translateY(0)}}}
.delivery-cancel-confirmation .delivery-action{min-height:44px}.delivery-danger{background:#862d32;color:#fff}.delivery-danger:hover:not(:disabled){background:#a4383e}
.conversation-context{padding:0 16px;background:var(--zeca-soft);font-size:12px;max-height:22dvh;overflow:auto;flex-shrink:0}.conversation-context button{min-height:44px;text-align:left;padding:8px 0}.conversation-context p{margin:6px 0 10px;line-height:1.5}.tracking-order{padding:12px 0;border-bottom:1px solid var(--zeca-control-border);overflow-wrap:anywhere}.tracking-order button{min-height:44px;font-size:13px}.tracking-order p{line-height:1.5}#trackingDialog{max-height:80dvh;overflow:auto}#trackingFreshness{color:var(--zeca-muted)}.message-sender{display:block;white-space:normal;color:var(--zeca-blue);font-size:12px;margin-bottom:6px}

/* Zeca, azul claro aprovado: the restaurant and the conversation remain primary. */
.container{box-shadow:0 12px 48px #0a192f14}
.header{padding:16px 20px;border-bottom:1px solid var(--zeca-border);background:var(--zeca-surface)}
.avatar,.assistant-reply::before{background-image:url("/static/zeca-brand.jpeg");background-size:410.26% auto;background-position:21.24% 50.89%;background-repeat:no-repeat;background-color:var(--zeca-blue);border-radius:27%}
.avatar{width:48px;height:48px}
.brand{font-size:28px;line-height:1.1;font-weight:800;color:var(--zeca-ink);letter-spacing:-.8px;margin:0 0 5px}
.heading h1{font-size:13px;font-weight:500;line-height:1.4;color:var(--zeca-muted)}
.quiet{min-height:44px}
.notice{font-size:11px;background:var(--zeca-soft);border-bottom:1px solid var(--zeca-border)}
.history{background:var(--zeca-canvas)}
.messages{gap:18px}
.bubble{position:relative;border-radius:18px;padding:12px 15px;line-height:1.6}
.received{border:1px solid var(--zeca-border);border-bottom-left-radius:5px}
.sent{color:#fff;border-bottom-right-radius:5px}
.sent .meta{color:#e9f0ff}
.assistant-reply{margin-left:38px;max-width:calc(100% - 38px)}
.assistant-reply::before{content:"";position:absolute;left:-39px;top:1px;width:28px;height:28px}
.input-area{border-top:1px solid var(--zeca-border);padding:12px 16px;align-items:flex-end}
.input-area textarea{background:var(--zeca-surface);border-radius:22px;padding:11px 15px;min-height:46px}
#send{display:grid;place-items:center;flex:0 0 46px;width:46px;min-height:46px;padding:0;border-radius:50%}
button:hover:not(:disabled){filter:brightness(.96)}
button:focus-visible,a:focus-visible,summary:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid var(--zeca-blue);outline-offset:3px}
.delivery-ui{border-top-color:var(--zeca-border)}
.delivery-item{border:1px solid var(--zeca-border)}
.delivery-secondary{border:1px solid var(--zeca-border)}
.delivery-field input{background:var(--zeca-surface)}
.delivery-address-option[aria-pressed=true]{border-color:var(--zeca-blue);background:var(--zeca-soft)}
.footnote{background:var(--zeca-surface);font-size:10px}
.google-maps-attribution{color:var(--zeca-muted)}
.conversation-context{border-bottom:1px solid var(--zeca-border)}
.delivery-danger{background:#a62c38;color:#fff}
@media(max-width:700px){.header{padding:12px 14px;gap:10px}.avatar{width:42px;height:42px}.brand{font-size:25px}.heading h1{font-size:12px}.history{padding:16px 12px}.bubble{max-width:90%;font-size:15px;padding:10px 12px}.assistant-reply{max-width:calc(100% - 36px);margin-left:36px}.assistant-reply::before{left:-37px;width:27px;height:27px}.input-area{padding:10px 12px}.notice{padding:8px 14px}.connection{padding:4px 14px}}

/* The fixed regions leave the remaining height to the conversation. */
body{min-height:var(--chat-viewport-height,100dvh)}
.container{height:min(calc(var(--chat-viewport-height,100dvh) * .94),940px)}
.header,.notice,.connection,.input-area,.footnote,.pending{flex-shrink:0}
.header{padding-top:max(16px,env(safe-area-inset-top))}
.connection{min-height:30px;gap:8px;line-height:1.5}
.connection[data-state=ready] #status::before{content:"";display:inline-block;width:6px;height:6px;margin-right:7px;border-radius:50%;background:#28734f;vertical-align:middle}
.history{scrollbar-width:thin;scrollbar-color:var(--zeca-border) transparent}
.bubble{font-size:16px;line-height:1.55}
.meta{font-size:11px;line-height:1.5}
.delivery-field{font-size:13px}
.delivery-field input{min-height:44px;font-size:16px}
.delivery-menu .delivery-item{flex-wrap:wrap}
.delivery-menu .delivery-item>div{flex:1 1 130px}
.delivery-form details summary{min-height:44px}
.input-area textarea{display:block;min-width:0;font-size:16px;max-height:140px;overflow-y:auto}
.pending{border-top:1px solid #e0cba1;max-height:28vh;overflow:auto;line-height:1.5}
.pending p{max-height:72px}
.pending[data-state=sending]{background:var(--zeca-soft);border-color:var(--zeca-border);color:var(--zeca-ink)}
.pending[data-state=sending] #pendingStatus{font-size:12px;color:var(--zeca-muted)}
.footnote{padding-top:2px;font-size:11px}
dialog{max-height:calc(var(--chat-viewport-height,100dvh) - 24px);overflow-y:auto;box-shadow:0 24px 80px #0a192f33}
dialog::backdrop{background:#0a192f80}
dialog button{min-height:44px}
dialog h2{margin-top:0}
@media(max-width:700px){
  .container{height:var(--chat-viewport-height,100dvh)}
  .header{padding-top:max(12px,env(safe-area-inset-top))}
  .history{padding-top:12px;padding-bottom:18px}
  .bubble{font-size:16px}
  .footnote{font-size:10px;padding-bottom:max(6px,env(safe-area-inset-bottom))}
}
/* visualViewport also catches iOS keyboards that do not resize CSS media queries. */

.chat-compact .header{padding-top:7px;padding-bottom:7px}
.chat-compact .header .avatar{width:34px;height:34px}
.chat-compact .brand{font-size:22px}
.chat-compact .connection{min-height:26px}
.chat-compact .input-area{padding-top:6px;padding-bottom:max(6px,env(safe-area-inset-bottom))}
.chat-compact .input-area textarea{max-height:96px}

/* v52: the conversation follows the approved chat_ver1 composition. */
.header{padding:16px 20px;padding-top:max(16px,env(safe-area-inset-top));gap:12px}
.conversation-menu-button{display:grid;place-items:center;width:44px;min-height:44px;flex:0 0 44px;padding:8px}
.container:has(.connection[data-state=ready]) .brand::after{content:"";display:inline-block;width:7px;height:7px;border-radius:50%;background:#28734f;margin-left:9px;vertical-align:middle}
/* Retain the live status for assistive technology; connection errors stay visible. */
.connection[data-state=ready]{position:absolute;width:1px;height:1px;min-height:0;padding:0;overflow:hidden;clip-path:inset(50%)}
.connection:not([data-state=ready]){padding:8px 18px;background:var(--zeca-soft);border-bottom:1px solid var(--zeca-border)}
.history{padding:24px 24px 28px}
.messages{gap:22px}
.bubble{padding:0;background:transparent;border:0;border-radius:0;line-height:1.55;white-space:normal;max-width:85%}
.message-text{display:block;padding:13px 17px;border-radius:23px;white-space:pre-wrap;overflow-wrap:anywhere}
.received .message-text{background:var(--zeca-surface);color:var(--zeca-ink);border-bottom-left-radius:8px}
.sent .message-text{background:var(--zeca-blue);color:#fff;border-bottom-right-radius:8px}
.assistant-reply{margin-left:40px;max-width:calc(100% - 40px)}
.assistant-reply::before{left:-40px;top:6px;width:28px;height:28px}
.bubble .meta{margin:5px 12px 0;padding:0;font-size:11px;color:var(--zeca-muted);text-align:left}
.sent .meta{text-align:right}
.message-sender{margin:0 12px 6px}
.bubble>.delivery-ui{margin-top:10px;padding:14px;background:var(--zeca-surface);border:1px solid var(--zeca-border);border-radius:16px}
.bubble>.delivery-address-ui{padding:0;background:transparent;border:0}
.bubble:has(.delivery-address-ui){width:440px}
.input-area{border-top:0;gap:10px;padding:10px 20px max(16px,env(safe-area-inset-bottom))}
.input-area textarea{border-color:#afc3e1;border-radius:25px;padding:12px 16px;min-height:48px}
#send{flex-basis:48px;width:48px;min-height:48px}
#send:disabled{opacity:1;background:#dce7fa;color:#526985}
.conversation-menu{padding:20px;white-space:normal}
.conversation-menu-header{display:flex;align-items:center;justify-content:space-between;gap:12px}
.conversation-menu-header h2{font-size:20px;margin:0}
.conversation-menu-header button{margin:0}
.conversation-menu .notice,.conversation-menu .footnote{padding:0;margin:18px 0;text-align:left;border:0;background:transparent;font-size:14px;line-height:1.6}
.conversation-menu #logout{width:100%;min-height:44px;text-align:left;border-top:1px solid var(--zeca-border);border-radius:0;padding:16px 0 0;color:var(--zeca-danger)}
@media(max-width:700px){
  .header{padding:14px 16px;padding-top:max(14px,env(safe-area-inset-top));gap:10px}
  .history{padding:22px 14px 24px}
  .message-text{padding:11px 14px;border-radius:21px}
  .bubble{max-width:88%}
  .assistant-reply{margin-left:36px;max-width:calc(100% - 36px)}
  .assistant-reply::before{left:-36px;top:5px;width:26px;height:26px}
  .input-area{padding:8px 14px max(14px,env(safe-area-inset-bottom))}
}
.chat-compact .header{padding-top:7px;padding-bottom:7px}
.chat-compact .input-area{padding-top:6px;padding-bottom:max(6px,env(safe-area-inset-bottom))}