/* @license GPL-2.0-or-later https://www.drupal.org/licensing/faq */
:root{--void:#050814;--deep:#0a1226;--panel:rgba(14,23,48,0.66);--panel-solid:#0e1730;--line:rgba(var(--line-rgb),0.14);--line-strong:rgba(var(--line-rgb),0.32);--text:#e8eeff;--muted:#a6b2d2;--faint:#8a94b2;--ion:#6fe3ff;--ion-deep:#1aa6d1;--flare:#ffb547;--violet:#b892ff;--green:#7cf0a0;--red:#ff6b7a;--ion-rgb:111,227,255;--flare-rgb:255,181,71;--violet-rgb:184,146,255;--green-rgb:124,240,160;--void-rgb:5,8,20;--deep-rgb:10,18,38;--line-rgb:130,170,255;--site-halcyon:var(--ion);--site-ferrovane:#f0a06a;--site-lumen:#9fd8b4;--on-flare:#1a1004;--flare-hover:#ffc871;--ion-hover:#b5f1ff;--font-display:'Oxanium','Segoe UI',system-ui,sans-serif;--font-body:'IBM Plex Sans',system-ui,-apple-system,'Segoe UI',sans-serif;--step--1:0.875rem;--step-0:1rem;--step-1:1.25rem;--step-2:1.563rem;--step-3:1.953rem;--step-4:clamp(2.2rem,4.6vw,3.6rem);--gutter:clamp(1rem,3vw,2.5rem);--max:76rem;--radius:10px;--glow-ion:0 0 0 1px rgba(var(--ion-rgb),0.45),0 0 24px rgba(var(--ion-rgb),0.25);color-scheme:dark;}*,*::before,*::after{box-sizing:border-box;}html{-webkit-text-size-adjust:100%;}body{margin:0;min-height:100vh;font:400 var(--step-0) / 1.6 var(--font-body);color:var(--text);background-color:var(--void);background-image:radial-gradient(60rem 30rem at 85% -10%,rgba(80,60,180,0.28),transparent 70%),radial-gradient(50rem 30rem at -10% 10%,rgba(20,140,190,0.18),transparent 70%),linear-gradient(var(--void),var(--void));background-attachment:fixed;}body::before{content:'';position:fixed;inset:0;z-index:-1;pointer-events:none;background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:64px 64px;-webkit-mask-image:linear-gradient(to bottom,rgba(0,0,0,0.7),transparent 75%);mask-image:linear-gradient(to bottom,rgba(0,0,0,0.7),transparent 75%);opacity:0.6;}img,svg{max-width:100%;height:auto;display:block;}a{color:var(--ion);text-underline-offset:0.2em;text-decoration-thickness:1px;}a:hover{color:var(--ion-hover);}:focus-visible{outline:2px solid var(--flare);outline-offset:3px;border-radius:3px;}h1,h2,h3,h4{font-family:var(--font-display);font-weight:600;line-height:1.15;letter-spacing:-0.01em;margin:0 0 0.5em;text-wrap:balance;}h1{font-size:var(--step-4);}h2{font-size:var(--step-2);}h3{font-size:var(--step-1);}p{margin:0 0 1em;}.visually-hidden{position:absolute !important;width:1px;height:1px;overflow:hidden;clip:rect(1px,1px,1px,1px);white-space:nowrap;}.visually-hidden.focusable:focus,.visually-hidden.focusable:active{position:fixed !important;left:1rem;top:1rem;z-index:100;width:auto;height:auto;overflow:visible;clip:auto;padding:0.6rem 1.1rem;border-radius:6px;background:var(--flare);color:var(--on-flare);font:600 var(--step-0) / 1.2 var(--font-display);text-decoration:none;outline-color:var(--text);}@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:0.01ms !important;animation-iteration-count:1 !important;transition-duration:0.01ms !important;scroll-behavior:auto !important;}}.button{display:inline-flex;align-items:center;justify-content:center;gap:0.5rem;min-height:2.75rem;padding:0.6rem 1.2rem;border:1px solid var(--line-strong);border-radius:6px;background:rgba(var(--ion-rgb),0.08);color:var(--text);font:600 var(--step-0) / 1 var(--font-display);letter-spacing:0.02em;text-decoration:none;cursor:pointer;transition:background-color 0.15s,box-shadow 0.15s,color 0.15s;}.button:hover{background:rgba(var(--ion-rgb),0.16);color:var(--text);}.button--flare{background:var(--flare);border-color:var(--flare);color:var(--on-flare);box-shadow:0 0 22px rgba(var(--flare-rgb),0.3);}.button--flare:hover,.button--flare.is-active{background:var(--flare-hover);color:var(--on-flare);box-shadow:0 0 30px rgba(var(--flare-rgb),0.5);}.chips{display:flex;flex-wrap:wrap;gap:0.5rem;margin:0;padding:0;list-style:none;}.chip{display:inline-block;padding:0.3rem 0.8rem;border:1px solid var(--line-strong);border-radius:999px;background:rgba(var(--deep-rgb),0.6);color:var(--muted);font-size:var(--step--1);line-height:1.4;text-decoration:none;}a.chip:hover,button.chip:hover{border-color:var(--ion);color:var(--text);box-shadow:var(--glow-ion);}.chip--place::before{content:'◉ ';color:var(--ion);font-size:0.75em;}.badge{display:inline-block;padding:0.15rem 0.55rem;border:1px solid var(--line-strong);border-radius:4px;color:var(--muted);font:500 var(--step--1) / 1.5 var(--font-display);letter-spacing:0.02em;white-space:nowrap;}.badge--type{color:var(--ion);border-color:rgba(var(--ion-rgb),0.4);background:rgba(var(--ion-rgb),0.07);}.badge--in-service{color:var(--green);border-color:rgba(var(--green-rgb),0.45);}.badge--in-production{color:var(--ion);border-color:rgba(var(--ion-rgb),0.45);}.badge--prototype{color:var(--violet);border-color:rgba(var(--violet-rgb),0.5);}.badge--retired{color:var(--faint);border-style:dashed;}.badge--hosted{color:var(--on-flare);background:var(--flare);border-color:var(--flare);}.badge--speaking{color:var(--flare);border-color:rgba(var(--flare-rgb),0.55);}.badge--satellite{color:var(--ion);}.badge--dataset{color:var(--green);border-color:rgba(var(--green-rgb),0.45);}.badge--open-source-project{color:var(--violet);border-color:rgba(var(--violet-rgb),0.5);}.site-header{position:sticky;top:0;z-index:50;background:rgba(var(--void-rgb),0.78);-webkit-backdrop-filter:blur(14px) saturate(140%);backdrop-filter:blur(14px) saturate(140%);border-bottom:1px solid var(--line);}.site-header__inner{display:flex;align-items:center;gap:1.5rem;max-width:var(--max);margin:0 auto;padding:0.75rem var(--gutter);}.wordmark{display:flex;align-items:center;gap:0.65rem;color:var(--text);text-decoration:none;flex-shrink:0;}.wordmark:hover{color:var(--text);}.wordmark__mark{width:2.25rem;color:var(--ion);filter:drop-shadow(0 0 6px rgba(var(--ion-rgb),0.6));}.wordmark__text{font:700 1.15rem / 1 var(--font-display);letter-spacing:0.04em;}.wordmark__text span{font-weight:400;color:var(--muted);}.site-nav{display:flex;align-items:center;gap:1rem;margin-left:auto;}.site-nav__list{display:flex;gap:0.25rem;margin:0;padding:0;list-style:none;}.site-nav__link{display:block;padding:0.5rem 0.7rem;color:var(--muted);font:500 0.95rem / 1.2 var(--font-display);text-decoration:none;border-bottom:2px solid transparent;}.site-nav__link:hover{color:var(--text);}.site-nav__link.is-active{color:var(--text);border-bottom-color:var(--ion);box-shadow:0 8px 12px -10px var(--ion);}.site-nav__toggle{display:none;margin-left:auto;width:2.75rem;height:2.75rem;padding:0.6rem;border:1px solid var(--line-strong);border-radius:6px;background:transparent;color:var(--text);cursor:pointer;}@media (max-width:74rem){.js .site-nav__toggle{display:block;}.site-header__inner{flex-wrap:wrap;}.site-nav{flex-basis:100%;flex-direction:column;align-items:stretch;margin:0;}.js .site-nav:not(.is-open){display:none;}.site-nav__list{flex-direction:column;}.site-nav__link{border-bottom:1px solid var(--line);padding:0.75rem 0.25rem;}.site-nav__link.is-active{border-bottom-color:var(--ion);box-shadow:none;}.site-nav__cta{margin:0.5rem 0 0.75rem;}}@media (max-width:26rem){.wordmark__text span{display:none;}}.site-main{max-width:var(--max);margin:0 auto;padding:clamp(1.5rem,4vw,3rem) var(--gutter) 4rem;}.site-main:focus{outline:none;}.site-main--wide{max-width:1920px;padding-inline:clamp(16px,3vw,48px);}.site-main.has-sidebar{display:grid;grid-template-columns:minmax(0,1fr) 18rem;gap:2.5rem;}@media (max-width:60rem){.site-main.has-sidebar{grid-template-columns:1fr;}}.site-footer{border-top:1px solid var(--line);background:rgba(var(--void-rgb),0.7);}.site-footer__inner{max-width:var(--max);margin:0 auto;padding:2rem var(--gutter);color:var(--faint);font-size:var(--step--1);}.site-footer__brand{font-family:var(--font-display);color:var(--muted);margin-bottom:0.25rem;}.panel{position:relative;padding:1.25rem 1.4rem;border:1px solid var(--line-strong);border-radius:var(--radius);background:var(--panel);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);box-shadow:inset 0 1px 0 rgba(255,255,255,0.06);}.panel__title{font-size:var(--step-1);color:var(--text);}.panel__subtitle{font-size:var(--step-0);color:var(--muted);margin-top:1.25rem;}.hud{position:relative;margin:0;border-radius:6px;overflow:hidden;border:1px solid var(--line);background:var(--deep);}.hud img{width:100%;aspect-ratio:16 / 9;object-fit:cover;}.hud::after{content:'';position:absolute;inset:10px;pointer-events:none;--b:rgba(var(--ion-rgb),0.85);background:linear-gradient(var(--b),var(--b)) top left / 22px 2px,linear-gradient(var(--b),var(--b)) top left / 2px 22px,linear-gradient(var(--b),var(--b)) top right / 22px 2px,linear-gradient(var(--b),var(--b)) top right / 2px 22px,linear-gradient(var(--b),var(--b)) bottom left / 22px 2px,linear-gradient(var(--b),var(--b)) bottom left / 2px 22px,linear-gradient(var(--b),var(--b)) bottom right / 22px 2px,linear-gradient(var(--b),var(--b)) bottom right / 2px 22px;background-repeat:no-repeat;}.hud__readout{position:absolute;left:1.5rem;bottom:1.5rem;display:grid;gap:0.1rem;padding:0.5rem 0.8rem;border-left:2px solid var(--ion);background:rgba(var(--void-rgb),0.62);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);font:400 var(--step--1) / 1.35 var(--font-display);color:var(--muted);}.hud__readout strong{color:var(--text);font-weight:600;}.hero{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:clamp(1.5rem,4vw,3.5rem);align-items:center;padding-block:clamp(1rem,4vw,3rem) clamp(2.5rem,6vw,5rem);}.hero__title{font-size:clamp(2.3rem,5vw,4rem);font-weight:700;letter-spacing:-0.02em;}.hero__lede{font-size:var(--step-1);color:var(--muted);max-width:34rem;line-height:1.5;}.hero-search{display:flex;gap:0.5rem;margin:1.75rem 0 1.25rem;padding:0.35rem;border:1px solid var(--line-strong);border-radius:10px;background:rgba(var(--deep-rgb),0.8);transition:box-shadow 0.15s,border-color 0.15s;}.hero-search:focus-within{border-color:var(--ion);box-shadow:var(--glow-ion);}.hero-search__input{flex:1;min-width:0;padding:0.6rem 0.8rem;border:0;background:transparent;color:var(--text);font:inherit;font-size:1.05rem;}.hero-search__input::placeholder{color:var(--faint);}.hero-search__input:focus{outline:none;}.hero__more{margin:1.25rem 0 0;font-size:var(--step--1);}.hero__try-label{color:var(--faint);font-size:var(--step--1);margin-bottom:0.5rem;}.hero__art{margin:0;}.hero__art .hud{box-shadow:0 30px 80px -30px rgba(var(--ion-rgb),0.35);}@media (prefers-reduced-motion:no-preference){.hero__art .hud img{animation:hud-on 1.1s ease-out both;}.hero__art .hud::before{content:'';position:absolute;inset:0 0 auto;z-index:1;height:2px;background:var(--ion);box-shadow:0 0 18px 4px rgba(var(--ion-rgb),0.6);animation:hud-scan 1.1s ease-out both;}}@keyframes hud-on{from{opacity:0;filter:saturate(0) brightness(1.6);}to{opacity:1;filter:none;}}@keyframes hud-scan{from{top:0;opacity:1;}90%{opacity:1;}to{top:100%;opacity:0;}}@media (max-width:56rem){.hero{grid-template-columns:1fr;}.hero__art{order:-1;}}@media (max-width:30rem){.hero-search{flex-direction:column;}.hud__readout{left:0.75rem;bottom:0.75rem;}}.directory__title{font-size:var(--step-3);}.directory__list{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,20rem),1fr));gap:1rem;margin:0 0 3rem;padding:0;list-style:none;}.directory__link{display:grid;grid-template-columns:7.5rem 1fr;grid-template-rows:auto 1fr;column-gap:1rem;height:100%;padding:0.75rem;border:1px solid var(--line);border-radius:var(--radius);background:var(--panel);color:var(--text);text-decoration:none;}.directory__link:hover{border-color:var(--line-strong);background:rgba(20,34,70,0.75);color:var(--text);}.directory__img{grid-row:span 2;width:100%;aspect-ratio:4 / 3;object-fit:cover;border-radius:6px;}.directory__name{font:600 var(--step-1) / 1.2 var(--font-display);align-self:end;}.directory__link:hover .directory__name{color:var(--ion);}.directory__text{color:var(--muted);font-size:var(--step--1);line-height:1.45;margin-top:0.25rem;}.node-hero{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.25fr);gap:clamp(1.5rem,4vw,3rem);align-items:center;margin-bottom:clamp(2rem,5vw,3.5rem);}.node-hero__copy .badge--type{margin-bottom:1rem;}.node-hero__title{margin-bottom:0.75rem;}.node-hero__meta{display:flex;flex-wrap:wrap;align-items:center;gap:0.5rem 0.9rem;color:var(--muted);}.node-hero__kicker{font:500 var(--step-1) / 1.3 var(--font-display);color:var(--text);}.node-hero__meta .event-dates{font:600 var(--step-1) / 1.3 var(--font-display);color:var(--flare);}.node-hero__art .hud{box-shadow:0 24px 60px -30px rgba(var(--ion-rgb),0.35);}.node-hero--person .node-hero__art,.node-hero--article .node-hero__art{max-width:32rem;justify-self:end;width:100%;}.node-hero--person .node-hero__art{display:grid;place-items:center;}@media (max-width:52rem){.node-hero{grid-template-columns:1fr;}.node-hero__art{order:-1;justify-self:stretch;}}.node__layout{display:grid;grid-template-columns:minmax(0,1fr) minmax(16rem,24rem);gap:clamp(1.5rem,4vw,3rem);align-items:start;}.node__aside{display:grid;gap:1.25rem;}@media (max-width:52rem){.node__layout{grid-template-columns:1fr;}}.prose{max-width:40rem;font-size:1.0625rem;line-height:1.7;}.prose h2,.prose h3{margin-top:1.6em;}.prose blockquote{margin:1.5em 0;padding:0.25rem 0 0.25rem 1.25rem;border-left:2px solid var(--flare);color:var(--muted);font-style:italic;}.prose ul,.prose ol{padding-left:1.25rem;}.prose li::marker{color:var(--ion);}.spec-table{width:100%;border-collapse:collapse;}.spec-table th,.spec-table td{padding:0.55rem 0;border-bottom:1px solid var(--line);vertical-align:baseline;}.spec-table tr:last-child th,.spec-table tr:last-child td{border-bottom:0;}.spec-table th{text-align:left;font-weight:400;color:var(--muted);font-size:var(--step--1);padding-right:1rem;}.spec-table td{text-align:right;font:500 var(--step-0) / 1.35 var(--font-display);font-variant-numeric:tabular-nums;}.spec-table__row--price td{color:var(--flare);font-size:var(--step-1);font-weight:600;}.spec-table__row--pilots td{color:var(--ion);}.fleet__list{margin:0;padding:0;list-style:none;}.fleet__item{padding:0.5rem 0;border-bottom:1px solid var(--line);font-family:var(--font-display);font-variant-numeric:tabular-nums;}.fleet__item:last-child{border-bottom:0;}.facts{display:grid;grid-template-columns:auto 1fr;gap:0.5rem 1rem;margin:0;}.facts dt{color:var(--muted);font-size:var(--step--1);}.facts dd{margin:0;font-family:var(--font-display);overflow-wrap:anywhere;}.refs__title,.node-terms__title{font-size:var(--step-0);color:var(--muted);font-weight:500;}.refs__list{display:flex;flex-wrap:wrap;gap:0.5rem;margin:0;padding:0;list-style:none;}.chip--ref{color:var(--text);}.node-terms{display:flex;flex-wrap:wrap;gap:1.5rem 3rem;margin-top:3rem;padding-top:1.5rem;border-top:1px solid var(--line);}.avatar{display:grid;place-items:center;width:4rem;aspect-ratio:1;border-radius:50%;background:radial-gradient(circle at 30% 25%,rgba(255,255,255,0.18),transparent 55%),linear-gradient(140deg,#1d3c7a,#2a1a5c);box-shadow:0 0 0 2px var(--void),0 0 0 3px var(--ion),0 0 24px rgba(var(--ion-rgb),0.3);color:var(--text);font:600 1.4rem / 1 var(--font-display);letter-spacing:0.04em;}.avatar--xl{width:min(16rem,60vw);font-size:clamp(3rem,8vw,5rem);}.view-content,.card-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,18rem),1fr));gap:1.25rem;}.card{height:100%;}.card__link{display:flex;flex-direction:column;height:100%;border:1px solid var(--line);border-radius:var(--radius);background:var(--panel);color:var(--text);text-decoration:none;overflow:hidden;transition:border-color 0.15s,box-shadow 0.15s;}.card__link:hover{color:var(--text);border-color:rgba(var(--ion-rgb),0.5);box-shadow:0 0 0 1px rgba(var(--ion-rgb),0.2),0 18px 40px -24px rgba(var(--ion-rgb),0.5);}.card__media{display:block;aspect-ratio:16 / 9;background:var(--deep);border-bottom:1px solid var(--line);}.card__media img{width:100%;height:100%;object-fit:cover;}.card__media--avatar{display:grid;place-items:center;background:radial-gradient(circle at 50% 120%,rgba(var(--ion-rgb),0.18),transparent 60%),var(--deep);}.card__media--avatar .avatar{width:5.5rem;font-size:1.9rem;}.card__body{display:flex;flex-direction:column;gap:0.5rem;padding:1rem 1.1rem 1.2rem;}.card__meta{display:flex;flex-wrap:wrap;align-items:center;gap:0.4rem 0.6rem;}.card__sub{color:var(--muted);font-size:var(--step--1);}.card__title{margin:0;font-size:var(--step-1);}.card__link:hover .card__title{color:var(--ion);}.card__summary{color:var(--muted);font-size:var(--step--1);line-height:1.55;display:-webkit-box;-webkit-line-clamp:3;line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;}.pager__items{display:flex;flex-wrap:wrap;gap:0.25rem;justify-content:center;padding:0;list-style:none;margin:2.5rem 0 0;}.pager__item a{display:block;padding:0.4rem 0.75rem;border:1px solid var(--line);border-radius:6px;text-decoration:none;font-family:var(--font-display);}.pager__item.is-active a{border-color:var(--ion);color:var(--text);}.messages{padding:1rem 1.25rem;border:1px solid var(--line-strong);border-radius:var(--radius);background:var(--panel);margin-bottom:1.5rem;}.messages--error{border-color:var(--red);}
html:has(.chatbot-halcyon){scroll-padding-bottom:5rem;}body:has(.chatbot-halcyon){padding-bottom:4.5rem;}.chatbot-halcyon.chat-container{left:auto;right:1rem;bottom:1rem;width:min(var(--chat-width,420px),calc(100vw - 2rem));height:auto;margin:0;transform:none;border:1px solid var(--line-strong);border-radius:12px;background:var(--panel-solid);box-shadow:0 24px 60px -20px rgba(0,0,0,0.8),0 0 40px -16px rgba(var(--ion-rgb),0.45);color:var(--text);font-family:var(--font-body);}.chatbot-halcyon.chat-container.chat-collapsed{width:auto;margin:0;transform:none;border-radius:999px;background:rgba(var(--deep-rgb),0.92);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);}.chatbot-halcyon.chat-collapsed .chat-dropdown{display:none;}.chatbot-halcyon.chat-collapsed .chat-element{width:0;height:0;overflow:hidden;visibility:hidden;}.chatbot-halcyon .ai-deepchat--bar{position:relative;display:flex;align-items:center;}.chatbot-halcyon.chat-open .ai-deepchat--bar{border-bottom:1px solid var(--line);}.chatbot-halcyon .ai-deepchat--header{flex:1;display:flex;align-items:center;justify-content:space-between;gap:0.75rem;min-height:2.9rem;margin:0;padding:0.55rem 1.1rem 0.55rem 0.9rem;border:0;border-radius:inherit;background:transparent;color:var(--text);font:600 var(--step-0) / 1.2 var(--font-display);letter-spacing:0.02em;text-align:left;cursor:pointer;}.chatbot-halcyon .ai-deepchat--header:hover,.chatbot-halcyon .ai-deepchat--header.active{background:transparent;color:var(--ion);}.chatbot-halcyon.chat-collapsed:hover{border-color:var(--ion);box-shadow:var(--glow-ion);}.chatbot-halcyon button:focus-visible{outline:2px solid var(--flare);outline-offset:-3px;}.chatbot-halcyon .ai-deepchat--header:focus:not(:focus-visible){outline:none;}.chatbot-halcyon .ai-deepchat--label{display:flex;align-items:center;width:auto;padding:0;}.chatbot-halcyon .ai-deepchat--bullet::before{width:8px;height:8px;margin:0 0.6rem 0 0.1rem;background:var(--green);box-shadow:0 0 8px rgba(var(--green-rgb),0.8);}.chatbot-halcyon .ai-deepchat--header .toggle-icon{display:inline-flex;color:var(--muted);transform:rotate(45deg);}.chatbot-halcyon .ai-deepchat--header.active .toggle-icon{transform:none;}.chatbot-halcyon .chat-dropdown-button{justify-content:center;width:2.75rem;height:2.75rem;margin-left:0.25rem;padding:0;border-radius:8px;box-shadow:none;color:var(--muted);}.chatbot-halcyon .chat-dropdown-button:hover{color:var(--text);background:rgba(var(--ion-rgb),0.08);}.chatbot-halcyon .chat-dropdown-content{top:2.9rem;left:0.25rem;width:12rem;overflow:hidden;border:1px solid var(--line-strong);border-radius:8px;background:var(--deep);box-shadow:0 16px 40px rgba(0,0,0,0.55);}.chatbot-halcyon .chat-dropdown-link{display:block;width:100%;padding:0.75rem 1rem;border:0;background:transparent;color:var(--text);font:500 var(--step--1) / 1.4 var(--font-body);text-align:left;cursor:pointer;}.chatbot-halcyon .chat-dropdown-link:hover{background:rgba(var(--ion-rgb),0.1);color:var(--text);}.chatbot-halcyon .chat-element{min-width:0;}.chatbot-halcyon deep-chat{display:block;max-height:calc(100dvh - 7rem);}@media (max-width:768px){.chatbot-halcyon.chat-container{right:0.75rem;bottom:0.75rem;width:auto;height:auto;border-radius:999px;}.chatbot-halcyon.chat-container.chat-open{left:0.5rem;right:0.5rem;bottom:0.5rem;border-radius:12px;}}