:root{--bg:#f6f5f1;--surface:#fff;--text:#1b1b1f;--muted:#6b6b76;--line:#e3e1da;--accent:#4f46e5;--accent-text:#fff;--glow:rgba(79,70,229,.12);
box-sizing:border-box;padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px)}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){--bg:#0e0e12;--surface:#17171d;--text:#ececf1;--muted:#9a9aa8;--line:#2a2a33;--accent:#8b83ff;--accent-text:#0e0e12;--glow:rgba(139,131,255,.14)}}
:root[data-theme="dark"]{--bg:#0e0e12;--surface:#17171d;--text:#ececf1;--muted:#9a9aa8;--line:#2a2a33;--accent:#8b83ff;--accent-text:#0e0e12;--glow:rgba(139,131,255,.14)}
html{scroll-padding-top:env(safe-area-inset-top,0px)}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;line-height:1.5}
.wrap{max-width:900px;margin:0 auto;padding:0 20px 64px}
.hero{min-height:82vh;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding-top:40px}
.wm{position:relative;z-index:60;display:inline-block;margin:0;font-size:clamp(5rem,26vw,11rem);font-weight:800;line-height:1;letter-spacing:-.02em;user-select:none;transition:transform 1.2s cubic-bezier(.65,0,.25,1)}
.wm span{display:inline-block;opacity:0;will-change:opacity,transform}
.bl{display:inline-block;width:0;height:0}
#sx{position:absolute;left:0;top:0;pointer-events:none}
#st{display:block;width:100%;height:100%;overflow:visible;fill:var(--accent);opacity:0}
#sx{will-change:transform}
.nlogo{display:block;font-weight:800;font-size:1.9rem;line-height:28px;letter-spacing:-.04em}
.fl{color:#2f5d44}
.gd{color:#9bb87a}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]) .fl{color:#7fb895}}
:root[data-theme="dark"] .fl{color:#7fb895}
.sub{color:var(--muted);margin:18px 0 32px;font-size:1.05rem}
.chat{width:100%;max-width:560px;text-align:left;background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:12px;box-shadow:0 8px 40px var(--glow)}
#log{display:flex;flex-direction:column;gap:10px;max-height:240px;overflow-y:auto;margin-bottom:10px}
#log:empty{display:none}
.msg{padding:10px 14px;border-radius:14px;max-width:85%;font-size:.95rem}
.me{align-self:flex-end;background:var(--accent);color:var(--accent-text)}
.ai{align-self:flex-start;background:var(--bg);border:1px solid var(--line)}
.row{display:flex;gap:8px}
input{flex:1;min-width:0;border:1px solid var(--line);background:var(--bg);color:var(--text);padding:12px 14px;border-radius:12px;font:inherit}
input:focus{outline:2px solid var(--accent);outline-offset:1px}
button{border:0;background:var(--accent);color:var(--accent-text);padding:12px 18px;border-radius:12px;font:inherit;font-weight:600;cursor:pointer}
.note{font-size:.78rem;color:var(--muted);margin:8px 4px 0}
h2{font-size:.8rem;text-transform:none;letter-spacing:.02em;color:var(--muted);margin:32px 0 14px;font-weight:600}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:12px}
.card{display:block;text-decoration:none;color:inherit;background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:16px;transition:transform .15s,border-color .15s}
.card:hover{transform:translateY(-2px);border-color:var(--accent)}
.card .ic{font-size:1.4rem}
.card b{display:block;margin-top:8px}
.card p{margin:4px 0 10px;color:var(--muted);font-size:.88rem}
.pill{font-size:.7rem;padding:2px 8px;border-radius:99px;border:1px solid var(--line);color:var(--muted)}
.pill.live{color:var(--accent);border-color:var(--accent)}
footer{margin-top:48px;text-align:center;color:var(--muted);font-size:.8rem}
[hidden]{display:none!important}
.nav{display:flex;justify-content:flex-end;padding-top:20px}
.nav a{color:var(--text);text-decoration:none;font-weight:600;font-size:.92rem;padding:8px 16px;border:1px solid var(--line);border-radius:99px;background:var(--surface)}
.nav a:hover{border-color:var(--accent)}
.login{position:relative;min-height:92vh;display:flex;align-items:center;justify-content:center;padding:70px 0 40px}
.back{position:absolute;top:24px;left:0;color:var(--muted);text-decoration:none;font-size:.9rem}
.lcard{width:100%;max-width:400px;background:var(--surface);border:1px solid var(--line);border-radius:20px;padding:28px;box-shadow:0 8px 40px var(--glow)}
.lstar{width:46px;height:46px;display:block;margin:0 auto 12px}
.lt{font-size:1.5rem;font-weight:700;text-align:center;letter-spacing:-.02em}
.ls{color:var(--muted);text-align:center;margin:4px 0 22px;font-size:.95rem}
label{display:block;font-size:.82rem;color:var(--muted);margin-bottom:14px}
label>input{display:block;width:100%;margin-top:6px}
.pw{position:relative;margin-top:6px}
.pw input{width:100%;padding-right:64px}
.ghost{position:absolute;right:6px;top:50%;transform:translateY(-50%);background:transparent;color:var(--muted);padding:6px 8px;font-weight:500;font-size:.8rem}
.full{width:100%;margin-top:4px}
.fp{display:block;text-align:center;margin-top:14px;color:var(--muted);font-size:.85rem;text-decoration:none}
.sub,.chat,h2,.grid,footer{transition:opacity 1.2s cubic-bezier(.22,1,.36,1),transform 1.4s cubic-bezier(.22,1,.36,1)}
.sub{transition-delay:.85s}.chat{transition-delay:1.35s}h2{transition-delay:1.65s}.grid{transition-delay:1.75s}footer{transition-delay:2s}
.intro .sub,.intro .chat,.intro h2,.intro .grid,.intro footer{opacity:0;transform:translateY(46px);pointer-events:none}
.inst *{transition:none!important}
#sx::after{content:"";position:absolute;inset:-16px}
#edge{position:fixed;inset:0;z-index:50;pointer-events:none;overflow:hidden;opacity:0;transition:opacity .3s ease}
.edge-art{position:absolute;inset:0;width:100%;height:100%;overflow:visible}
#edge path{fill:none;stroke:url(#edgeColours);stroke-linecap:butt;stroke-linejoin:round;stroke-dasharray:1;stroke-dashoffset:1;transition:stroke-dashoffset 1.85s cubic-bezier(.45,0,.2,1),stroke-width 1.5s cubic-bezier(.2,.6,.2,1),opacity 1.5s ease}
.edge-halo{filter:blur(9px);transition:filter 1.5s ease}.edge-halo path{stroke-width:18;opacity:.65}.edge-core{filter:blur(1px);transition:filter 1.5s ease}.edge-core path{stroke-width:3;opacity:.85}
#edge.on{opacity:1}#edge.on path{stroke-dashoffset:0}
#edge.off{opacity:0;transition:opacity 1.6s cubic-bezier(.3,0,.7,1)}#edge.off path{stroke-dashoffset:0;stroke-width:100;opacity:0}#edge.off .edge-halo{filter:blur(40px)}#edge.off .edge-core{filter:blur(22px)}
#sx:focus-visible{outline:2px solid var(--accent);outline-offset:10px;border-radius:50%}
.account-note{text-align:center;font-size:.88rem;color:var(--muted);margin:0 0 22px}.account-unavailable{opacity:.5;cursor:not-allowed}.account-status{margin:16px 0;line-height:1.7;text-align:center}.local-continue{display:block;text-align:center;color:var(--accent);font-weight:600;padding:12px;border:1px solid var(--line);border-radius:12px;text-decoration:none}.local-continue:hover{border-color:var(--accent)}.copyright{font-size:.72rem;opacity:.8}.msg{white-space:pre-wrap;overflow-wrap:anywhere}button:disabled{cursor:not-allowed}.card.pending{cursor:default}.card.pending:hover{transform:none;border-color:var(--line)}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}

#edge.reset path{transition:none;stroke-dashoffset:1}


.spatial-icon{color:var(--text);vertical-align:middle;opacity:.9}

/* Keep navigation within reach after the hero scrolls away. */
.nav{height:60px}
.nav>a{position:fixed;top:calc(20px + env(safe-area-inset-top,0px));right:max(20px,calc((100vw - 860px)/2));z-index:80;box-shadow:0 4px 22px rgba(0,0,0,.08);transition:right .65s cubic-bezier(.22,1,.36,1),border-color .2s,opacity 1.2s cubic-bezier(.22,1,.36,1);transition-delay:0s,0s,1.25s}
.nav.is-docked>a{right:max(20px,env(safe-area-inset-right,0px))}
.corner-logo{position:fixed;z-index:80;top:calc(18px + env(safe-area-inset-top,0px));left:max(20px,env(safe-area-inset-left,0px));padding:9px 13px 7px;color:var(--text);background:var(--surface);border:1px solid var(--line);border-radius:14px;box-shadow:0 4px 22px rgba(0,0,0,.08);opacity:0;visibility:hidden;pointer-events:none;transform:translateY(18px) scale(.88);transform-origin:top left;transition:opacity .5s ease,transform .7s cubic-bezier(.22,1,.36,1),visibility .5s}
.corner-logo.is-visible{opacity:1;visibility:visible;pointer-events:auto;transform:translateY(0) scale(1)}
.mini-wordmark{display:block;font-size:29px;font-weight:800;letter-spacing:-.02em;line-height:1}
.mini-i{position:relative;display:inline-block}.mini-i svg{position:absolute;width:10px;height:10px;left:50%;top:-1px;transform:translateX(-50%)}
.corner-logo:focus-visible,.nav>a:focus-visible{outline:2px solid var(--accent);outline-offset:4px}

.chat-launcher{position:fixed;right:max(22px,env(safe-area-inset-right,0px));bottom:calc(22px + env(safe-area-inset-bottom,0px));z-index:80;width:56px;height:56px;border:1px solid var(--line);border-radius:50%;padding:0;display:grid;place-items:center;background:var(--surface);color:var(--accent);box-shadow:0 5px 30px var(--glow);opacity:0;visibility:hidden;pointer-events:none;transform:translateY(20px) scale(.8);transition:opacity .45s ease,transform .65s cubic-bezier(.22,1,.36,1),visibility .45s}
.chat-launcher.is-visible{opacity:1;visibility:visible;pointer-events:auto;transform:translateY(0) scale(1)}
.chat-launcher:hover{border-color:var(--accent)}.chat-launcher:focus-visible{outline:2px solid var(--accent);outline-offset:4px}

/* Single assistant view with a compact footer. */
html:not(.login-view){scroll-snap-type:none;scroll-padding-top:0}
html.login-view{scroll-snap-type:none}
.wrap{padding-bottom:0}
.hero{min-height:calc(100svh - 60px);scroll-snap-align:start;scroll-snap-stop:always;scroll-margin-top:60px;padding-bottom:40px}

/* Let the chat sit low in the landing view without overlapping longer conversations. */
.hero{justify-content:flex-start}
.hero>.wm{flex-shrink:0;margin-top:auto}
.hero>.sub{flex-shrink:0;margin-bottom:0}
.hero>.chat{flex-shrink:0;margin-top:auto;margin-bottom:clamp(36px,8svh,96px)}

/* On smaller screens the composer floats just above the bottom edge. */
@media(max-width:720px){.hero{padding-bottom:0}.hero>.chat{margin-bottom:calc(10px + env(safe-area-inset-bottom,0px))}}

/* Fade the fixed login control without transforming its containing navigation. */
.intro .nav>a{opacity:0;pointer-events:none}

.naccount-provider-button{display:flex;align-items:center;gap:12px;width:100%;padding:13px 15px;border:1px solid var(--line);border-radius:12px;background:var(--bg);color:var(--text);font-size:13px;font-weight:600;text-decoration:none;transition:border-color .2s,background .2s}
.naccount-provider-button:hover{border-color:var(--accent);background:var(--surface)}
.naccount-provider-button:focus-visible{outline:2px solid var(--accent);outline-offset:4px}
.provider-n{font-size:25px;font-weight:800;letter-spacing:-1px;line-height:1}.provider-arrow{margin-left:auto;color:var(--muted)}

.provider-n{position:relative;display:inline-block;width:25px;flex-shrink:0}
.provider-n>span{position:absolute;right:0;top:1px;font-size:10px;line-height:1;letter-spacing:0;background:linear-gradient(130deg,#38d3ac,#7cbafa,#a58af0,#eaa7d5);color:transparent;background-clip:text;-webkit-background-clip:text}
.provider-attribution{font-size:10px;color:var(--muted);text-align:center;line-height:1.6;margin:16px 0 0}

/* nAccount is always written with its trailing brand star. */
.naccount-name{display:inline-block;white-space:nowrap;letter-spacing:inherit;font-weight:inherit}
.naccount-name>.name-star{display:inline-block;font-size:.38em;vertical-align:super;line-height:1;margin-left:.14em;background:linear-gradient(130deg,#38d3ac,#7cbafa,#a58af0,#eaa7d5);color:transparent;background-clip:text;-webkit-background-clip:text}

.naccount-name>.name-star{position:relative;top:-.45em}

/* Vector asterisks keep every spoke visible, including beside tightly spaced lettering. */
.naccount-name{overflow:visible}
.naccount-name>.name-star{width:1em;height:1em;letter-spacing:normal;overflow:visible;background:none;color:inherit;padding:0;line-height:1}
.name-star>svg{display:block;width:100%;height:100%;overflow:visible}

.footer-nai{display:inline;white-space:nowrap;font:inherit}.footer-nai-i{position:relative;display:inline-block}.footer-nai-i svg{position:absolute;width:.32em;height:.32em;left:50%;top:.2em;transform:translateX(-50%);overflow:visible}

.app-icon{display:block;width:32px;height:32px;color:var(--text)}

/* A wrapping composer expands into the conversation after the first message. */
#q{display:block;flex:1;min-width:0;width:100%;resize:none;min-height:49px;max-height:180px;overflow-y:auto;border:1px solid var(--line);background:var(--bg);color:var(--text);padding:12px 14px;border-radius:12px;font:inherit;line-height:1.5;white-space:pre-wrap;overflow-wrap:anywhere}
#q:focus{outline:2px solid var(--accent);outline-offset:1px}.row{align-items:flex-end}.row>button{min-height:49px}
.chat-toolbar{display:none}.resume-chats{display:block;padding:7px 4px 0;font-size:12px;background:none;color:var(--muted)}
html:has(.chat-expanded){scroll-snap-type:none}.chat-expanded{overflow:hidden}.chat-expanded .chat{position:fixed;inset:0;z-index:110;max-width:none;width:100%;height:100dvh;display:flex;flex-direction:column;margin:0!important;padding:16px max(20px,env(safe-area-inset-right)) calc(12px + env(safe-area-inset-bottom));border:0;border-radius:0;box-shadow:none;opacity:1;transform:none;transition:none;background:var(--bg)}
.chat-expanded .chat-toolbar{display:flex;align-items:center;gap:8px;flex-shrink:0;padding-top:env(safe-area-inset-top);padding-bottom:16px;border-bottom:1px solid var(--line)}
.chat-toolbar button,.chat-toolbar a{background:var(--surface);border:1px solid var(--line);color:var(--text);padding:8px 12px;font-size:12px;border-radius:10px;white-space:nowrap;text-decoration:none}
#chatTitle{flex:1;min-width:0;font-size:14px;font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;padding:0 8px}
.chat-expanded #log{display:flex;flex:1;min-height:0;max-height:none;margin:0 auto;width:min(100%,860px);padding:28px 12px;gap:20px;overflow-y:auto}
.chat-expanded #log:empty::before{content:attr(data-welcome);margin:auto;color:var(--muted);font-size:22px}
.chat-expanded .row{width:min(100%,800px);margin:12px auto 0;padding:8px;border:1px solid var(--line);border-radius:18px;background:var(--surface)}
.chat-expanded #q{border:0;background:none}.chat-expanded .note{width:min(100%,800px);margin:8px auto 0;text-align:center;font-size:11px}.chat-expanded .resume-chats{display:none}
.msg strong{font-weight:700}.msg code{font: .9em ui-monospace,monospace;background:var(--surface);padding:2px 4px;border-radius:4px}.msg pre{max-width:100%;white-space:pre;overflow:auto;padding:12px;border:1px solid var(--line);border-radius:10px}.msg pre code{padding:0;background:none}.chat-expanded .ai{background:var(--surface);line-height:1.75}.chat-expanded .msg{max-width:90%}
#chatDrawer{position:absolute;z-index:3;top:78px;left:20px;width:min(310px,calc(100vw - 40px));max-height:calc(100dvh - 170px);overflow:auto;border:1px solid var(--line);border-radius:16px;background:var(--surface);padding:16px;box-shadow:0 12px 55px rgba(0,0,0,.2)}
#chatDrawer h2{margin:0 0 12px}#chatList button{display:block;width:100%;text-align:left;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;padding:10px 12px;border-radius:8px;background:none;color:var(--text);font-size:13px;font-weight:400;margin-bottom:3px}#chatList button:hover,#chatList button.selected{background:var(--bg)}#chatList p{color:var(--muted);font-size:12px}
#memoryDialog{width:min(480px,calc(100% - 32px));max-height:85dvh;overflow:auto;border:1px solid var(--line);border-radius:20px;background:var(--surface);color:var(--text);padding:28px}#memoryDialog::backdrop{background:rgba(0,0,0,.6);backdrop-filter:blur(5px)}#memoryDialog h2{font-size:20px;color:var(--text);margin:0 0 14px}#memoryDialog p{font-size:13px;color:var(--muted);line-height:1.7}#memoryDialog .memory-close{float:right;background:none;color:var(--text);padding:0 4px;font-size:24px}#memoryNotes{display:block;width:100%;resize:none;border:1px solid var(--line);border-radius:12px;padding:12px;font:inherit;color:var(--text);background:var(--bg);margin-bottom:12px}
@media(max-width:600px){.chat-expanded .chat{padding:10px 10px calc(8px + env(safe-area-inset-bottom))}.chat-toolbar{flex-wrap:wrap}.chat-toolbar button,.chat-toolbar a{padding:7px 9px;font-size:11px}#chatTitle{flex-basis:calc(100% - 60px);font-size:13px}.chat-expanded #log{padding:18px 4px}.chat-expanded .msg{max-width:96%;font-size:14px}.chat-expanded .row{margin-top:8px}#chatDrawer{top:112px;left:10px}}

.chat-list-row{display:flex;align-items:center;gap:4px}.chat-list-row>button:first-child{flex:1;min-width:0;text-align:left;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.chat-list-row .delete-chat{width:34px;flex:none;padding:5px;color:var(--muted);font-size:23px;opacity:.7}.chat-list-row .delete-chat:hover,.chat-list-row .delete-chat:focus-visible{color:#ffb3bc;opacity:1}.delete-all-chats{margin-top:12px!important;border-top:1px solid var(--line)!important;color:#ffb3bc!important}.temporary-note{padding:10px 14px;margin:8px 0;border:1px dashed var(--line);border-radius:12px;color:var(--muted);font-size:.8rem;line-height:1.5}.chat-toolbar{flex-wrap:wrap}.reply-table{display:block;max-width:100%;overflow:auto;margin:16px 0;white-space:normal;border:1px solid var(--line);border-radius:10px}.reply-table table{border-collapse:collapse;min-width:100%;font-size:.9em}.reply-table th,.reply-table td{padding:10px 14px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top;min-width:90px}.reply-table th{font-weight:650;background:var(--bg)}.reply-table tr:last-child td{border-bottom:0}.reply-chart{margin:18px 0;padding:16px;border:1px solid var(--line);border-radius:14px;white-space:normal;max-width:100%}.reply-chart figcaption{font-weight:650;margin-bottom:8px}.reply-chart svg{display:block;width:100%;height:auto;min-width:280px}.chart-grid{stroke:var(--line);stroke-width:1}.chart-baseline{stroke:var(--muted);stroke-width:1}.chart-axis{fill:var(--muted);font:12px system-ui,sans-serif}.chart-legend{display:flex;flex-wrap:wrap;gap:8px 20px;list-style:none;padding:0;margin:8px 0;font-size:.85em}.chart-legend li:before{content:'●';margin-right:7px}.chart-series-0:before{color:#a799ff}.chart-series-1:before{color:#42d8c5}.chart-series-2:before{color:#ffbb6b}.chart-series-3:before{color:#f595c4}.chart-series-4:before{color:#75bfff}.reply-chart summary{cursor:pointer;color:var(--muted);font-size:.85em}.reply-chart details .reply-table{font-size:.85em}@media(max-width:600px){.reply-chart{padding:8px}.chat-expanded .msg:has(.reply-chart),.chat-expanded .msg:has(.reply-table){max-width:100%}}
#chatList .delete-chat{width:34px;text-align:center;padding:5px;font-size:23px;color:var(--muted)}#chatList .delete-chat:hover,#chatList .delete-chat:focus-visible{color:#ffb3bc}.reply-chart{overflow-x:auto}.reply-chart svg{min-width:420px}
/* Keep the moving wordmark dot on its own small compositor layer. */
#sx{will-change:transform;backface-visibility:hidden}
/* Phones use a feathered CSS surface, avoiding SVG group-filter failures in iOS WebKit. */
@media(max-width:720px), (hover:none) and (pointer:coarse){
 #edge{height:100vh;height:100dvh;bottom:auto;
  -webkit-mask-image:linear-gradient(to right,#000,transparent 14px,transparent calc(100% - 14px),#000),linear-gradient(to bottom,#000,transparent 14px,transparent calc(100% - 14px),#000);
  mask-image:linear-gradient(to right,#000,transparent 14px,transparent calc(100% - 14px),#000),linear-gradient(to bottom,#000,transparent 14px,transparent calc(100% - 14px),#000)}
 #edge.on{animation:mobile-edge-reveal 1.85s cubic-bezier(.45,0,.2,1) both;animation-play-state:paused}
 #edge.on.effect-running{animation-play-state:running}
 #edge .edge-art{display:none}
 #edge::before{content:"";position:absolute;inset:-70%;opacity:.55;
  background:conic-gradient(from 0deg at 50% 50%,#34d399,#22d3ee,#3b82f6,#a855f7,#f472b6,#34d399);
  animation:mobile-edge-colours 24s linear infinite;animation-play-state:paused;will-change:transform}
 #edge.effect-running::before{animation-play-state:running}
}
@keyframes mobile-edge-reveal{
 0%{clip-path:polygon(50% 0,50% 0,50% 14px,50% 14px,50% 14px,50% 14px,50% 14px,50% 14px)}
 16%{clip-path:polygon(0 0,100% 0,100% 14px,100% 14px,100% 14px,0 14px,0 14px,0 14px)}
 84%{clip-path:polygon(0 0,100% 0,100% calc(100% - 14px),100% calc(100% - 14px),100% calc(100% - 14px),0 calc(100% - 14px),0 calc(100% - 14px),0 calc(100% - 14px))}
 85%{clip-path:polygon(0 0,100% 0,100% 100%,100% 100%,100% calc(100% - 14px),0 calc(100% - 14px),0 100%,0 100%)}
 100%{clip-path:polygon(0 0,100% 0,100% 100%,50% 100%,50% calc(100% - 14px),50% calc(100% - 14px),50% 100%,0 100%)}
}
@keyframes mobile-edge-colours{to{transform:rotate(360deg)}}
@media(prefers-reduced-motion:reduce){#edge,#edge::before{animation:none!important}}

.chat-shortcuts{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:8px 18px}.chat-expanded .chat-shortcuts{display:none}.chat-shortcuts .resume-chats{padding:10px 4px 2px}

/* Fit the home composer and footer together inside the visible viewport. */
#home{height:calc(100svh - env(safe-area-inset-top,0px) - env(safe-area-inset-bottom,0px));height:calc(100dvh - env(safe-area-inset-top,0px) - env(safe-area-inset-bottom,0px));display:flex;flex-direction:column}
#home>.nav{flex-shrink:0}
#home>.hero{flex:1;min-height:0;padding:28px 0 0;scroll-snap-align:none}
.hero>.wm{margin-top:auto}.hero>.sub{margin:12px 0 0}.hero>.chat{margin-top:auto;margin-bottom:0}
#home>.site-footer{flex-shrink:0;padding:12px 0 calc(12px + env(safe-area-inset-bottom,0px));margin:0;font-size:11px}
@media(max-height:650px){#home>.nav{height:50px}#home>.hero{padding-top:16px}.wm{font-size:clamp(3rem,18svh,6rem)}.hero>.sub{font-size:.9rem;margin-top:8px}#home>.site-footer{padding-top:8px;padding-bottom:calc(8px + env(safe-area-inset-bottom,0px))}.chat-shortcuts .resume-chats{padding-top:6px}.model-name{margin-top:5px}}
@media(max-height:450px){#home>.hero{padding-top:8px}.wm{font-size:clamp(2.5rem,14svh,4rem)}.hero>.sub{font-size:.85rem;margin-top:5px}}

#home>.site-footer{transform:none}
/* Persistent desktop sidebar and a mobile slide-out panel. */
.chat-expanded #chatDrawer{position:fixed;inset:0 auto 0 0;width:270px;height:100dvh;max-height:none;border:0;border-right:1px solid var(--line);border-radius:0;padding:24px 14px;box-shadow:none;display:flex;flex-direction:column;z-index:5;text-align:left}
.sidebar-heading{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}.sidebar-heading h2{margin:0!important;font-size:15px!important;color:var(--text)}.sidebar-heading button{background:none;color:var(--muted);padding:0 8px;font-size:25px}.sidebar-actions{display:grid;gap:8px;margin-bottom:20px}.sidebar-actions button{text-align:left;font-size:13px;padding:11px 12px}.sidebar-actions button+button{background:transparent;border:1px solid var(--line);color:var(--text)}#chatList{flex:1;min-height:0;overflow-y:auto}.chat-expanded.sidebar-open .chat{padding-left:290px}.chat-footer{display:none}.chat-expanded .chat-footer{display:flex;flex-shrink:0;padding:5px 0 max(5px,env(safe-area-inset-bottom));font-size:10px}.chat-expanded .chat-footer .copyright{font-size:9px}.chat-expanded .chat-footer .footer-brand{font-size:10px;line-height:15px}.daily-usage{font-size:11px;color:var(--muted);margin:5px 4px 0}.chat-expanded .daily-usage{width:min(100%,800px);margin:4px auto;text-align:center}.pending-prompts{width:min(100%,800px);max-height:100px;overflow:auto;margin:4px auto;flex-shrink:0}.queued-prompt{display:flex;gap:8px;align-items:center;border:1px solid var(--line);border-radius:10px;margin:4px 0;padding:5px 10px;font-size:12px;color:var(--muted)}.queued-prompt span{flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.queued-prompt button{padding:0 5px;background:none;color:var(--muted);font-size:20px}
@media(max-width:899px){.chat-expanded.sidebar-open .chat{padding-left:max(20px,env(safe-area-inset-left))}.chat-expanded #chatDrawer{width:min(290px,85vw);box-shadow:18px 0 70px rgba(0,0,0,.45)}.chat-expanded .chat-footer{padding-bottom:max(5px,env(safe-area-inset-bottom))}}

.chat-expanded #chatDrawer{padding-top:max(24px,env(safe-area-inset-top));padding-bottom:max(20px,env(safe-area-inset-bottom))}
body:not(.chat-expanded) .chat-footer{display:none}.chat-expanded #home>.site-footer{visibility:hidden}

/* Allowance notices appear only near a cap; nPlus+ has no personal caps. */
.daily-usage .usage-warning{display:block;color:#93601b;font-size:11px;line-height:1.5;margin:3px 0}.daily-usage[hidden]{display:none!important}
@media(prefers-color-scheme:dark){:root:not([data-theme="light"]) .usage-warning{color:#edc28c}}:root[data-theme="dark"] .usage-warning{color:#edc28c}
#accountLink.nplus-account,#chatAccount.nplus-account{display:inline-flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:5px 8px;border:1px solid transparent;background:linear-gradient(var(--surface),var(--surface)) padding-box,linear-gradient(120deg,#65cdb7,#83b8f1,#a18cf0,#e4a6d1) border-box;box-shadow:0 0 12px rgba(161,140,240,.12)}
.nplus-badge{display:inline-block;padding:1px 6px;border-radius:5px;background:color-mix(in srgb,var(--accent) 13%,var(--surface));font-size:10px;line-height:1.5;font-weight:650;letter-spacing:.01em;color:var(--text)}

/* The menu and drawer share the left edge; keep the drawer mounted for reversible transitions. */
#chatDrawer{display:none}.sidebar-backdrop{display:none}
.chat-expanded .chat{transition:padding-left .3s cubic-bezier(.22,.8,.25,1)}
.chat-expanded #chatDrawer{width:280px;padding:22px 16px max(20px,env(safe-area-inset-bottom));padding-top:max(22px,env(safe-area-inset-top));background:var(--surface);transform:translateX(-100%);visibility:hidden;opacity:0;transition:transform .3s cubic-bezier(.22,.8,.25,1),opacity .22s ease,visibility 0s .3s;will-change:transform}
.chat-expanded.sidebar-open #chatDrawer{transform:translateX(0);visibility:visible;opacity:1;transition-delay:0s}
.chat-expanded.sidebar-open .chat{padding-left:300px}
#toggleChats{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;padding:8px;flex-shrink:0;background:transparent;border-color:transparent}
#toggleChats:hover,#toggleChats[aria-expanded="true"]{background:var(--surface);border-color:var(--line)}
#closeChat{background:transparent;border-color:transparent;color:var(--muted)}
.sidebar-heading{margin-bottom:22px;padding:0 4px}.sidebar-heading h2{font-size:14px!important;letter-spacing:.01em}.sidebar-heading button{display:grid;place-items:center;width:32px;height:32px;border:1px solid transparent;border-radius:9px;font-size:23px}.sidebar-heading button:hover{background:var(--bg);border-color:var(--line);color:var(--text)}
.sidebar-actions{gap:9px;margin-bottom:24px}.sidebar-actions button{border-radius:11px;padding:12px 14px;font-weight:550}.sidebar-actions button+button{color:var(--muted)}.sidebar-actions button+button:hover{color:var(--text);background:var(--bg)}
.chat-list-row{border-radius:10px;margin-bottom:3px;padding:2px}.chat-list-row:has(.selected){background:var(--bg)}#chatList .chat-list-row>button:first-child{padding:11px 10px;margin:0;font-size:12px;border-radius:8px}#chatList .delete-chat{opacity:0;transition:opacity .15s ease}#chatList .chat-list-row:hover .delete-chat,#chatList .chat-list-row:focus-within .delete-chat{opacity:.75}
#deleteAllChats{margin-top:16px!important;padding:12px 10px!important;border:1px solid var(--line)!important;border-radius:10px!important;background:transparent;color:var(--muted)!important;font-size:11px}#deleteAllChats:hover{color:#e78e9d!important;background:var(--bg)}
@media(max-width:899px){
 .chat-expanded.sidebar-open .chat{padding-left:max(20px,env(safe-area-inset-left))}
 .chat-expanded #chatDrawer{width:min(300px,86vw);border-radius:0 18px 18px 0;box-shadow:12px 0 48px rgba(0,0,0,.2)}
 .chat-expanded .sidebar-backdrop{display:block;position:fixed;inset:0;z-index:4;background:rgba(0,0,0,.42);border:0;border-radius:0;padding:0;opacity:0;visibility:hidden;pointer-events:none;transition:opacity .3s ease,visibility 0s .3s}
 .chat-expanded.sidebar-open .sidebar-backdrop{visibility:visible;opacity:1;pointer-events:auto;transition-delay:0s}
 #chatList .delete-chat{opacity:.65}
}
@media(max-width:600px){#chatTitle{flex-basis:calc(100% - 100px);padding-left:2px}.chat-expanded.sidebar-open .chat{padding-left:10px}}
@media(prefers-reduced-motion:reduce){.chat-expanded #chatDrawer,.chat-expanded .chat,.chat-expanded .sidebar-backdrop{transition:none!important}}

.sidebar-actions,.sidebar-heading{flex-shrink:0}.sidebar-actions #openMemory{border:1px solid var(--line);background:transparent;color:var(--muted)}.sidebar-actions #openMemory:hover{background:var(--bg);color:var(--text)}.sidebar-actions #openMemory:disabled{opacity:.4;cursor:not-allowed}


@media(min-width:900px){
 .chat-expanded .chat{left:0;width:100%;transition:left .3s cubic-bezier(.22,.8,.25,1),width .3s cubic-bezier(.22,.8,.25,1)}
 .chat-expanded.sidebar-open .chat{left:280px;width:calc(100% - 280px);padding-left:20px}
}

#memoryDialog .note{width:100%;margin:12px 0 22px;text-align:left}

.msg.ai{white-space:normal;line-height:1.65}.msg.ai p{margin:0 0 12px}.msg.ai p:last-child{margin-bottom:0}.msg.ai h1,.msg.ai h2,.msg.ai h3,.msg.ai h4,.msg.ai h5,.msg.ai h6{font-weight:650;line-height:1.35;letter-spacing:normal;margin:20px 0 10px;color:var(--text)}.msg.ai h1{font-size:1.45em}.msg.ai h2{font-size:1.25em}.msg.ai h3{font-size:1.12em}.msg.ai h4,.msg.ai h5,.msg.ai h6{font-size:1em}.msg.ai>:first-child{margin-top:0}.msg.ai ul,.msg.ai ol{margin:10px 0 14px;padding-left:24px}.msg.ai li{margin:5px 0}.msg.ai li p{margin:5px 0}.msg.ai blockquote{margin:14px 0;padding:2px 14px;border-left:3px solid var(--accent);color:var(--muted)}.msg.ai hr{border:0;border-top:1px solid var(--line);margin:18px 0}.msg.ai a{color:var(--accent);text-decoration:underline;text-underline-offset:3px}.msg.ai pre{white-space:pre;overflow:auto;max-width:100%;padding:12px;border-radius:10px;background:var(--bg);font-size:.88em}.msg.ai :not(pre)>code{font-size:.9em;padding:2px 5px;border-radius:4px;background:var(--bg)}.chat-expanded #log:empty::before{text-align:center;max-width:100%;overflow-wrap:anywhere}