.ppai{--ppai-ink:#171717;--ppai-muted:#686868;--ppai-line:#e7ebf2;box-sizing:border-box;color:var(--ppai-ink);background:#fff;font-family:var(--ppai-font,"Open Sans",sans-serif);font-size:15px;line-height:1.6;text-align:left}.ppai *{box-sizing:border-box}.ppai button,.ppai textarea{font:inherit}.ppai button,.ppai a{touch-action:manipulation}.ppai button{cursor:pointer;border:1px solid var(--ppai-line);border-radius:10px;background:#fff;color:var(--ppai-ink);padding:10px 14px;line-height:1.5;text-transform:none;letter-spacing:normal}.ppai button:hover{background:#edf1f7}.ppai button:disabled{opacity:.5;cursor:wait}.ppai a{color:inherit;text-decoration:underline;text-underline-offset:3px}.ppai :focus-visible{outline:2px solid #333;outline-offset:3px}.ppai h2{color:inherit;letter-spacing:-1.4px;line-height:1.18;font-size:36px;margin:14px 0 20px}.ppai .ppai-primary{background:#171717;color:white;border:0;border-radius:10px;padding:12px 18px;display:inline-block;text-decoration:none}.ppai .ppai-primary:hover{background:#333}.ppai-eyebrow{font-size:11px;letter-spacing:2px;font-weight:600;color:#697180}#ppai-app{display:flex;min-height:660px;height:80vh;max-height:950px;border:1px solid var(--ppai-line);border-radius:18px;overflow:hidden;max-width:1400px;margin:24px auto}.ppai-sidebar{flex:0 0 240px;background:#f7f9fc;border-right:1px solid var(--ppai-line);padding:24px 16px;display:flex;flex-direction:column;gap:22px;min-width:0}.ppai-mark{font-size:24px;letter-spacing:-1px;font-weight:750;padding:4px 8px}.ppai-sidebar-bottom{margin-top:auto;display:grid;gap:8px;font-size:13px}.ppai-sidebar-bottom a{padding:8px 14px}.ppai-sidebar-bottom button{text-align:left;background:transparent;border:0}#ppai-conversations{overflow-y:auto;display:flex;flex-direction:column;gap:6px}#ppai-conversations button{white-space:nowrap;text-overflow:ellipsis;overflow:hidden;text-align:left;background:transparent;border:0;font-size:13px}#ppai-conversations .is-active{background:#eaf0f8}.ppai-main{flex:1;display:flex;flex-direction:column;min-width:0;overflow:hidden}.ppai-main header{padding:20px 26px;border-bottom:1px solid var(--ppai-line);display:flex;gap:12px;justify-content:space-between;font-size:13px}#ppai-quota{color:var(--ppai-muted);white-space:nowrap}#ppai-messages{flex:1;overflow-y:auto;padding:20px max(24px,calc((100% - 750px)/2));scroll-behavior:auto}.ppai-welcome{max-width:650px;margin:60px auto 30px}.ppai-welcome p{color:var(--ppai-muted);margin-bottom:26px}.ppai-welcome button{display:block;width:100%;text-align:left;margin:10px 0;padding:16px;font-size:14px}.ppai-message{margin:12px 0 28px}.ppai-message strong{font-size:12px;display:block;margin-bottom:7px}.ppai-message>div{white-space:pre-wrap;overflow-wrap:anywhere}.ppai-user{margin-left:12%;background:#f3f6fb;border-radius:14px;padding:16px 20px}.ppai-assistant{padding:10px 0}.ppai-notice{font-size:12px;border-left:2px solid #aaa;padding-left:16px;color:var(--ppai-muted);overflow-wrap:anywhere}#ppai-form{display:flex;align-items:flex-end;gap:12px;border:1px solid #dbe2ec;background:#f9fafd;border-radius:16px;margin:10px 24px 0;padding:12px}#ppai-input{resize:none;border:0;box-shadow:none;background:transparent;width:100%;padding:7px;min-height:58px;color:#171717;line-height:1.5}#ppai-send{font-size:24px;width:46px;height:46px;padding:2px;flex-shrink:0}#ppai-status{min-height:18px;margin:6px 24px;font-size:12px;color:#555}.ppai footer{text-align:center;color:#727985;font-size:11px;padding:0 15px 18px}.ppai dialog{width:min(580px,92vw);max-height:85vh;overflow:auto;border:1px solid #ddd;border-radius:18px;padding:30px;color:#171717;background:#fff}.ppai dialog::backdrop{background:#0008}.ppai dialog h2{font-size:25px}.ppai-login{max-width:760px;margin:40px auto;padding:50px;border:1px solid var(--ppai-line);border-radius:18px}.ppai-login h2{font-size:44px}.ppai-login .ppai-primary{margin-right:12px}.ppai-small{font-size:12px;color:var(--ppai-muted);margin-top:32px}.ppai-sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}@media(max-width:760px){#ppai-app{height:88dvh;min-height:580px;flex-direction:column;border-radius:12px}.ppai-sidebar{flex:0 0 auto;border-right:0;border-bottom:1px solid var(--ppai-line);padding:12px;gap:10px;display:flex;flex-direction:row;flex-wrap:wrap;align-items:center}.ppai-mark{font-size:18px}.ppai-sidebar-bottom{margin:0 0 0 auto;display:flex}.ppai-sidebar-bottom button,.ppai-sidebar-bottom a{font-size:11px;padding:6px}#ppai-conversations{flex-direction:row;width:100%;max-height:42px}#ppai-conversations button{max-width:180px;flex-shrink:0}.ppai-main header{padding:12px;font-size:11px}.ppai-welcome{margin-top:26px}.ppai h2{font-size:28px}#ppai-messages{padding:16px}#ppai-form{margin:8px 12px 0}.ppai-login{padding:26px;margin:20px 0}.ppai-login h2{font-size:34px}}@media(prefers-reduced-motion:reduce){#ppai-messages{scroll-behavior:auto}}

@media(max-width:760px){.ppai-sidebar-bottom{flex-wrap:wrap;gap:2px}.ppai-sidebar{gap:5px}}

/* Component boundary and sizing: safe inside narrow builders and flex/grid themes. */
.ppai { white-space:normal; font-style:normal; font-weight:400; letter-spacing:normal; }
.ppai p { margin:0 0 16px; }
#ppai-app { width:100%; flex-direction:row; }
.ppai-main { min-height:0; }
.ppai-main header, #ppai-form, .ppai-main footer, #ppai-status { flex-shrink:0; }
#ppai-messages { min-height:0; overscroll-behavior:contain; }
.ppai dialog:not([open]) { display:none; }
.ppai dialog[open] { display:block; position:fixed; inset:0; margin:auto; height:fit-content; max-height:calc(100dvh - 48px); width:min(580px,calc(100vw - 32px)); padding:30px; overflow-y:auto; overscroll-behavior:contain; }
.ppai dialog::backdrop { background:rgba(0,0,0,.58); }
.ppai dialog h2 { padding-right:30px; margin-top:0; }
#ppai-close-dialog { position:absolute; top:10px; right:10px; padding:0; width:36px; height:36px; border:0; font-size:26px; line-height:36px; }
@media(max-width:760px) {
  #ppai-app { flex-direction:column; height:85dvh; min-height:520px; }
  .ppai-main { flex:1 1 0; }
  .ppai-main header { flex-wrap:wrap; gap:4px 12px; }
  .ppai-welcome { margin-top:20px; }
  .ppai dialog[open] { padding:24px; max-height:calc(100dvh - 32px); }
}

.ppai-login code, .ppai-login pre { font-family:inherit; white-space:normal; background:transparent; padding:0; border:0; }

/* The composer already defines the input boundary; avoid an inner focus rectangle. */
#ppai-input:focus,
#ppai-input:focus-visible,
#ppai-input:active {
  outline:none;
  box-shadow:none;
}
/* Borderless surfaces with a softly rounded sidebar. */
#ppai-app { border:0; border-radius:0; box-shadow:none; background:transparent; }
.ppai-sidebar { border:0; border-radius:20px; margin:12px 12px 12px 0; background:#f7f9fc; }
.ppai-sidebar button { border:0; box-shadow:none; }
#ppai-new { background:#edf2f9; }
.ppai-main header { border-bottom:0; }
.ppai-welcome button { border:0; background:#f8fafd; }
.ppai-welcome button:hover { background:#edf2f9; }
#ppai-form { border:0; background:#f7f9fc; box-shadow:none; }
.ppai button:focus-visible, .ppai a:focus-visible { outline:none; background:#e3ebf7; }
.ppai .ppai-primary:focus-visible { background:#444; color:#fff; }
@media(max-width:760px) {
  #ppai-app { border:0; border-radius:0; }
  .ppai-sidebar { margin:0 0 10px; border:0; border-radius:18px; }
}

.ppai h2 { font-family:inherit; font-weight:800; }

.ppai-thinking-line { display:flex; align-items:center; gap:12px; color:#666; font-size:14px; }
.ppai-thinking-dots { display:inline-flex; gap:5px; align-items:center; }
.ppai-thinking-dots span { width:6px; height:6px; border-radius:50%; background:#777; animation:ppai-thinking-pulse 1.2s ease-in-out infinite; }
.ppai-thinking-dots span:nth-child(2) { animation-delay:.16s; }
.ppai-thinking-dots span:nth-child(3) { animation-delay:.32s; }
@keyframes ppai-thinking-pulse { 0%,80%,100% { opacity:.3; transform:translateY(0); } 40% { opacity:1; transform:translateY(-4px); } }
@media(prefers-reduced-motion:reduce) { .ppai-thinking-dots span { animation:none; opacity:.6; } }

/* Dedicated fullscreen template: no theme header, footer, or artificial spacer. */
html:has(body.ppai-fullscreen) { margin-top:0!important; }
body.ppai-fullscreen { margin:0!important; padding:0!important; overflow:hidden!important; background:#fff; }
#ppai-shell { position:fixed; inset:0; display:flex; flex-direction:column; width:100%; height:100dvh; overflow:hidden; background:#fff; color:#171717; font-family:"Open Sans",sans-serif; }
#ppai-brandbar { display:flex; flex:0 0 76px; min-height:76px; align-items:center; justify-content:space-between; gap:20px; padding:12px 30px; box-sizing:border-box; }
#ppai-brand { display:block; flex:0 1 auto; line-height:0; }
#ppai-brand img { display:block; width:174px; height:52px; object-fit:contain; }
#ppai-back { color:#555; font:400 13px/1.5 "Open Sans",sans-serif; text-decoration:none; }
#ppai-back:hover { color:#111; text-decoration:underline; }
#ppai-workspace { flex:1 1 0; min-height:0; min-width:0; padding:0 24px 18px; display:flex; flex-direction:column; overflow:auto; box-sizing:border-box; }
#ppai-workspace > .ppai-host { flex:1 1 0; min-height:0; }
#ppai-app.ppai-standalone-chat { height:100%; min-height:0; max-height:none; margin:0; }
#ppai-workspace .ppai-login { margin:auto; flex-shrink:0; }
@media(max-width:760px) {
 #ppai-brandbar { padding:10px 16px; gap:12px; flex-basis:72px; min-height:72px; }
 #ppai-brand img { width:126px; height:42px; }
 #ppai-back { font-size:11px; max-width:165px; text-align:right; }
 #ppai-workspace { padding:0 10px 10px; }
 #ppai-app.ppai-standalone-chat { height:100%; min-height:0; }
 .ppai-standalone-chat .ppai-sidebar { flex-shrink:0; }
}

/* Simple utility footer on desktop and mobile. */
.ppai-mark { font-size:21px; letter-spacing:-.7px; }
.ppai-main footer { padding-bottom:max(8px,env(safe-area-inset-bottom)); }
.ppai-main footer .ppai-sidebar-bottom { display:flex; justify-content:center; align-items:center; flex-wrap:wrap; gap:2px 10px; margin:8px 0 0; }
.ppai-main footer .ppai-sidebar-bottom button,
.ppai-main footer .ppai-sidebar-bottom a { padding:7px 5px; color:#697180; background:transparent; border:0; font-size:11px; line-height:1.5; text-decoration:none; }
.ppai-main footer .ppai-sidebar-bottom button:hover,
.ppai-main footer .ppai-sidebar-bottom a:hover { color:#171717; background:#edf2f9; }
@media(max-width:760px) {
 .ppai-mark { font-size:17px; }
 .ppai-main footer .ppai-sidebar-bottom { gap:2px 6px; }
}

/* Center the welcome content and suggested questions. */
.ppai-welcome { text-align:center; }
.ppai-welcome button { text-align:center; }

/* Markdown is scoped to assistant content; role labels keep their own styling. */
.ppai-message > .ppai-markdown { white-space:normal; line-height:1.75; }
.ppai-markdown > :first-child { margin-top:0; }
.ppai-markdown p { margin:0 0 16px; }
.ppai-markdown strong { display:inline; font-size:inherit; margin:0; font-weight:700; }
.ppai-markdown h1,.ppai-markdown h2,.ppai-markdown h3,.ppai-markdown h4,.ppai-markdown h5,.ppai-markdown h6 { margin:24px 0 12px; line-height:1.35; letter-spacing:-.3px; font-weight:750; }
.ppai-markdown h1 { font-size:25px; }.ppai-markdown h2 { font-size:22px; }.ppai-markdown h3 { font-size:19px; }.ppai-markdown h4,.ppai-markdown h5,.ppai-markdown h6 { font-size:16px; }
.ppai-markdown ul,.ppai-markdown ol { padding-left:25px; margin:10px 0 18px; }
.ppai-markdown li { margin:5px 0; }.ppai-markdown li > p { margin:4px 0; }
.ppai-markdown blockquote { margin:16px 0; padding:8px 18px; border-left:3px solid #dce5f3; color:#566173; background:#f7f9fc; border-radius:0 10px 10px 0; }
.ppai-markdown code { font-family:ui-monospace,monospace; font-size:.9em; padding:2px 5px; background:#edf2f9; border-radius:4px; }
.ppai-markdown pre { overflow-x:auto; padding:16px; background:#f3f6fb; border-radius:12px; white-space:pre; }
.ppai-markdown pre code { background:none; padding:0; }
.ppai-markdown hr { border:0; border-top:1px solid #e7ebf2; margin:24px 0; }
.ppai-table-scroll { overflow-x:auto; max-width:100%; margin:16px 0; border-radius:10px; }
.ppai-markdown table { border-collapse:collapse; min-width:100%; font-size:14px; }
.ppai-markdown th,.ppai-markdown td { padding:10px 13px; border:1px solid #e7ebf2; text-align:left; vertical-align:top; min-width:110px; }
.ppai-markdown th { background:#edf2f9; font-weight:700; }.ppai-markdown tbody tr:nth-child(even) { background:#f8fafd; }
.ppai-sources { display:flex; flex-wrap:wrap; gap:7px; margin:16px 0 4px; }
.ppai-page-pill { display:inline-flex; align-items:center; padding:4px 10px; border-radius:999px; background:#edf2f9; color:#4c5e78; font-size:11px; line-height:1.5; font-weight:600; white-space:nowrap; }

/* A cooler, slightly darker wrapper frames the composer and its scope label. */
.ppai-main header { justify-content:flex-end; }
.ppai-composer-wrap { flex-shrink:0; margin:10px 24px 0; padding:0 5px 5px; background:#eaf0f7; border-radius:19px; }
.ppai #ppai-input-help { display:flex; align-items:flex-start; gap:9px; margin:0; padding:12px 13px 11px; color:#55657a; font-size:12px; line-height:1.55; text-align:left; }
.ppai-input-arrow { flex:0 0 20px; margin-top:1px; }
.ppai-composer-wrap #ppai-form { margin:0; border-radius:14px; background:#f7f9fc; }
@media(max-width:760px) {
 .ppai-composer-wrap { margin:8px 12px 0; padding:0 4px 4px; border-radius:17px; }
 .ppai #ppai-input-help { padding:10px 10px 9px; font-size:11px; gap:7px; }
}

/* One line at rest; JavaScript grows the field up to the scroll limit. */
.ppai-composer-wrap #ppai-input { min-height:0; height:37px; max-height:min(160px,25dvh); overflow-y:hidden; resize:none; }
.ppai-composer-wrap #ppai-send { width:36px; height:36px; font-size:22px; }
.ppai-composer-wrap #ppai-form { padding:10px 12px; }

/* Edge-to-edge tool layout, with branding inside the sidebar. */
#ppai-workspace { padding:0; }
#ppai-app.ppai-standalone-chat { max-width:none; }
.ppai-standalone-chat .ppai-sidebar { margin:0; border-radius:0; padding:28px 18px 20px; }
.ppai-sidebar-logo { display:block; padding:0 8px; text-decoration:none; }
.ppai-sidebar-logo img { display:block; width:174px; max-width:100%; height:58px; object-fit:contain; object-position:left center; }
.ppai-back-link { margin-top:auto; padding:8px; font-size:12px; color:#697180; text-decoration:none!important; }
.ppai-back-link:hover { color:#171717; text-decoration:underline!important; }
.ppai-sidebar .ppai-sidebar-bottom { margin-top:0; }
@media(max-width:760px) {
 #ppai-workspace { padding:0; }
 .ppai-standalone-chat .ppai-sidebar { margin:0; padding:10px 14px; border-radius:0; gap:6px 10px; }
 .ppai-sidebar-logo { padding:0; }
 .ppai-sidebar-logo img { width:128px; height:42px; }
 .ppai-standalone-chat .ppai-mark { display:none; }
 .ppai-back-link { margin:0; padding:2px 0; font-size:11px; width:100%; }
 #ppai-conversations:empty { display:none; }
}

/* Quota shares the footer; no header consumes conversation space. */
.ppai footer .ppai-footer-quota { display:inline-block; margin-left:12px; font-size:11px; color:#727985; white-space:nowrap; }
@media(max-width:760px) { .ppai footer .ppai-footer-quota { margin-left:8px; } }