/* PAT AI · independent, scoped experience. Does not restyle the site theme. */
#pat-ai-root{--pai-red:#f02a35;--pai-glass:#14181d;--pai-panel:#11151a;--pai-text:#f5f6f7;--pai-muted:#a8afb8;--pai-line:rgba(255,255,255,.13);--pai-ease:cubic-bezier(.22,1,.36,1);position:relative;z-index:2147482000;font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--pai-text);line-height:1.45;font-size:14px;box-sizing:border-box}
#pat-ai-root *,#pat-ai-root *:before,#pat-ai-root *:after{box-sizing:border-box}
#pat-ai-root button,#pat-ai-root textarea,#pat-ai-root input{font:inherit}
#pat-ai-root button{cursor:pointer;color:inherit}
#pat-ai-root button:focus-visible,#pat-ai-root textarea:focus-visible,#pat-ai-root a:focus-visible,#pat-ai-root input:focus-visible{outline:2px solid #ff7782;outline-offset:3px}
#pat-ai-root a{color:#ffe6e8;text-decoration:underline;text-underline-offset:3px}
#pat-ai-root [hidden]{display:none!important}
#pat-ai-root .pat-ai-icon{display:inline-flex;align-items:center;justify-content:center;flex:0 0 auto}
#pat-ai-root .pat-ai-launcher{border:1px solid rgba(255,255,255,.28);height:56px;min-width:156px;display:flex;align-items:center;justify-content:center;gap:9px;padding:0 19px;position:fixed;right:22px;bottom:22px;border-radius:999px;z-index:2147482000;background:linear-gradient(132deg,#242930 0%,#12161b 60%,#30191c 100%);color:#fff;box-shadow:0 12px 40px rgba(0,0,0,.38),inset 0 1px 0 rgba(255,255,255,.13);letter-spacing:-.01em;font-size:14px;font-weight:750;transition:transform .28s var(--pai-ease),box-shadow .28s var(--pai-ease)}
#pat-ai-root .pat-ai-launcher:hover{transform:translateY(-3px);box-shadow:0 16px 40px rgba(0,0,0,.42)}
#pat-ai-root .pat-ai-launcher>.pat-ai-icon{height:31px;width:31px;border-radius:50%;background:var(--pai-red)}
#pat-ai-root .pat-ai-dot{position:absolute;right:6px;top:6px;width:8px;height:8px;border-radius:50%;background:#60e1b4;box-shadow:0 0 12px #60e1b480}
#pat-ai-root .pat-ai-panel{width:min(430px,calc(100vw - 24px));height:min(692px,calc(100dvh - 102px));max-height:calc(100dvh - 102px);position:fixed;right:22px;bottom:90px;z-index:2147482001;display:flex;flex-direction:column;background:var(--pai-panel);color:var(--pai-text);border:1px solid rgba(255,255,255,.18);border-radius:23px;overflow:hidden;box-shadow:0 30px 90px rgba(0,0,0,.6),0 4px 25px rgba(0,0,0,.38);isolation:isolate;animation:patai-enter .34s var(--pai-ease)}
@keyframes patai-enter{from{opacity:0;transform:translateY(16px) scale(.97)}to{opacity:1;transform:translateY(0) scale(1)}}
#pat-ai-root .pat-ai-header{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:10px 14px 9px 11px;background:linear-gradient(125deg,#20252c,#13161a);border-bottom:1px solid var(--pai-line);flex:0 0 auto;min-height:80px}
#pat-ai-root .pat-ai-brand{display:flex;align-items:center;gap:8px;min-width:0}
#pat-ai-root .pat-ai-logo{display:block;width:87px;height:56px;object-fit:contain;flex:none;filter:drop-shadow(0 2px 4px rgba(0,0,0,.28))}
#pat-ai-root .pat-ai-brand-title{display:flex;flex-direction:column;gap:3px;min-width:0}
#pat-ai-root .pat-ai-brand-title strong{font-weight:850;font-size:20px;line-height:1;letter-spacing:.025em;color:#fff}
#pat-ai-root .pat-ai-brand-title span{font-size:10.5px;color:#b6bdc5;max-width:150px;line-height:1.3}
#pat-ai-root .pat-ai-head-right{display:flex;align-items:center;gap:5px}
#pat-ai-root .pat-ai-head-right button{background:rgba(255,255,255,.065);border:1px solid var(--pai-line);border-radius:10px;min-height:36px;color:#f6f7fa}
#pat-ai-root .pat-ai-lang{display:flex;align-items:center;gap:4px;padding:0 8px;font-size:11px;font-weight:760}
#pat-ai-root .pat-ai-lang .pat-ai-icon svg{width:14px;height:14px}
#pat-ai-root .pat-ai-close{width:36px;display:flex;align-items:center;justify-content:center}
#pat-ai-root .pat-ai-status{flex:0 0 auto;background:#14191e;padding:9px 20px;display:flex;align-items:center;gap:7px;font-size:10px;letter-spacing:.09em;text-transform:uppercase;color:#aeb7c1;border-bottom:1px solid var(--pai-line)}
#pat-ai-root .pat-ai-status-dot{width:6px;height:6px;border-radius:50%;background:#6de5b5;box-shadow:0 0 10px rgba(109,229,181,.6)}
#pat-ai-root .pat-ai-body{flex:1;min-height:0;overflow-y:auto;overscroll-behavior:contain;padding:18px 17px 22px;display:flex;flex-direction:column;gap:13px;scrollbar-width:thin;scrollbar-color:#50555b transparent;background:radial-gradient(ellipse at 75% 12%,rgba(231,39,47,.055),transparent 50%),#12171c}
#pat-ai-root .pat-ai-message{display:flex;align-items:flex-start;gap:8px;max-width:98%;animation:patai-up .27s ease both}
@keyframes patai-up{from{opacity:.15;transform:translateY(7px)}to{opacity:1;transform:translateY(0)}}
#pat-ai-root .pat-ai-avatar{background:#f22f3a;color:white;border-radius:10px 10px 4px 10px;min-width:28px;height:28px;display:flex;align-items:center;justify-content:center;font-weight:850;font-size:12px}
#pat-ai-root .pat-ai-bubble{border-radius:3px 15px 15px 15px;background:#242930;border:1px solid rgba(255,255,255,.09);padding:12px 13px;color:#f2f4f6;font-size:13.5px;line-height:1.53;white-space:pre-wrap;overflow-wrap:anywhere}
#pat-ai-root .pat-ai-visitor{margin-left:auto;justify-content:flex-end}
#pat-ai-root .pat-ai-visitor .pat-ai-bubble{border-radius:15px 3px 15px 15px;background:linear-gradient(115deg,#d6242f,#ad1923);color:#fff;border-color:#e84b53;max-width:100%}
#pat-ai-root .pat-ai-error{border:1px solid rgba(255,99,99,.4);background:#512429;color:#fff;padding:10px 12px;border-radius:10px;font-size:12px;line-height:1.4;overflow-wrap:anywhere}
#pat-ai-root .pat-ai-intro{display:flex;flex-direction:column;gap:16px;padding:12px 2px 0}
#pat-ai-root .pat-ai-kicker{color:#ff7981;font-size:10px;font-weight:800;letter-spacing:.16em}
#pat-ai-root .pat-ai-intro h2{color:#fff;font-size:34px;line-height:1.05;letter-spacing:-.055em;font-weight:800;margin:0}
#pat-ai-root .pat-ai-intro p{color:#c2cbd3;font-size:14px;line-height:1.6;margin:0;max-width:340px}
#pat-ai-root .pat-ai-hero-mark{height:62px;width:62px;display:flex;align-items:center;justify-content:center;border-radius:18px;background:linear-gradient(135deg,#4b262b,#221b20);border:1px solid #f1425070;box-shadow:0 0 35px #dc1c3b21;margin-bottom:5px}
#pat-ai-root .pat-ai-hero-mark svg{width:30px;height:30px;color:#ff7580}
#pat-ai-root .pat-ai-consent{border:1px solid var(--pai-line);padding:14px;border-radius:14px;display:flex;align-items:flex-start;gap:10px;background:#1c2229;font-size:12px;color:#e0e5e9;line-height:1.55}
#pat-ai-root .pat-ai-consent input,#pat-ai-root .pat-ai-check input{accent-color:#ed2634;width:17px;height:17px;flex:0 0 auto;margin:2px 0 0}
#pat-ai-root .pat-ai-privacy-link{white-space:nowrap}
#pat-ai-root .pat-ai-footer{flex:0 0 auto;border-top:1px solid var(--pai-line);padding:13px 14px 14px;display:flex;flex-direction:column;gap:9px;background:linear-gradient(180deg,#1b2026,#151a20);max-height:61%;overflow-y:auto;scrollbar-width:thin}
#pat-ai-root .pat-ai-primary{width:100%;display:flex;justify-content:center;align-items:center;gap:10px;background:#ec2431;border:1px solid #fa5360;color:#fff;font-weight:780;padding:13px 15px;border-radius:12px;min-height:45px;line-height:1.25;box-shadow:0 6px 18px rgba(215,32,43,.23);transition:background .18s}
#pat-ai-root .pat-ai-primary:hover{background:#fd3441}
#pat-ai-root .pat-ai-choices{display:grid;grid-template-columns:1fr 1fr;gap:7px}
#pat-ai-root .pat-ai-option{display:flex;align-items:center;justify-content:flex-start;text-align:left;gap:9px;padding:10px 9px;background:#282e35;border-radius:12px;border:1px solid rgba(255,255,255,.12);font-size:12px;font-weight:680;min-height:49px}
#pat-ai-root .pat-ai-option>.pat-ai-icon{color:#ff757e}
#pat-ai-root .pat-ai-option:hover,#pat-ai-root .pat-ai-chip:hover{border-color:#ff616d;background:#33282f}
#pat-ai-root .pat-ai-topics{display:flex;gap:6px;flex-wrap:wrap}
#pat-ai-root .pat-ai-topic{border:1px solid rgba(255,255,255,.15);border-radius:99px;padding:6px 10px;color:#c8d0d6;background:transparent;font-size:10.5px}
#pat-ai-root .pat-ai-topic:hover{background:rgba(255,255,255,.12)}
#pat-ai-root .pat-ai-field-choices{display:flex;flex-wrap:wrap;gap:7px;max-height:115px;overflow-y:auto}
#pat-ai-root .pat-ai-chip{background:#282d33;border:1px solid rgba(255,255,255,.15);border-radius:9px;padding:7px 10px;font-size:12px;color:#f9f9f9;text-align:left}
#pat-ai-root .pat-ai-input-row{display:flex;gap:6px;background:#0d1216;border-radius:12px;border:1px solid rgba(255,255,255,.21);padding:5px;align-items:flex-end}
#pat-ai-root .pat-ai-input{color:#fff;background:transparent;border:0;resize:none;min-height:37px;max-height:110px;padding:9px 7px;font-size:13px;flex:1;width:100%;min-width:0;outline:0;box-shadow:none}
#pat-ai-root .pat-ai-input::placeholder{color:#b2bcc7}
#pat-ai-root .pat-ai-input:focus{border:0;box-shadow:none;outline:none}
#pat-ai-root .pat-ai-send{display:flex;align-items:center;justify-content:center;background:#ed2936;border:1px solid #ed2936;border-radius:9px;height:37px;min-width:38px;color:#fff}
#pat-ai-root .pat-ai-send .pat-ai-icon svg{width:20px;height:20px}
#pat-ai-root .pat-ai-skip,#pat-ai-root .pat-ai-reset{border:0;background:none;color:#ced2d8;font-size:12px;text-align:center;padding:4px}
#pat-ai-root .pat-ai-reset{text-decoration:underline;text-underline-offset:3px}
#pat-ai-root .pat-ai-summary{border:1px solid rgba(255,255,255,.16);background:#1e252b;border-radius:15px;padding:14px 12px;margin:5px 0 2px;display:flex;flex-direction:column;gap:9px}
#pat-ai-root .pat-ai-summary h3{font-size:17px;letter-spacing:-.025em;margin:0;color:#fff}
#pat-ai-root .pat-ai-summary p{color:#bfc6cd;margin:0 0 4px;font-size:12px}
#pat-ai-root .pat-ai-summary-row{border-top:1px solid var(--pai-line);padding:8px 0 0;display:flex;align-items:center;justify-content:space-between;gap:10px}
#pat-ai-root .pat-ai-summary-info{min-width:0;display:flex;flex-direction:column;gap:3px}
#pat-ai-root .pat-ai-summary-info span{color:#aab4bf;font-size:10px}
#pat-ai-root .pat-ai-summary-info strong{color:#f3f5f7;overflow-wrap:anywhere;font-size:12px;font-weight:650}
#pat-ai-root .pat-ai-edit{border:0;background:#333d45;color:#fff;border-radius:7px;display:flex;align-items:center;gap:4px;padding:7px;font-size:10px;flex-shrink:0}
#pat-ai-root .pat-ai-edit .pat-ai-icon svg{width:13px;height:13px}
#pat-ai-root .pat-ai-upload{display:flex;flex-direction:column;gap:12px}
#pat-ai-root .pat-ai-upload-label{display:flex;flex-direction:column;gap:5px;font-size:11px;color:#d8dce0}
#pat-ai-root .pat-ai-upload input[type=file]{width:100%;color:#ccd5db;font-size:11px;max-width:100%}
#pat-ai-root .pat-ai-upload input[type=file]::file-selector-button{border:1px solid #656f78;border-radius:7px;background:#333b44;color:#fff;padding:6px 8px;margin-right:7px}
#pat-ai-root .pat-ai-check{display:flex;gap:9px;align-items:flex-start;font-size:11px;color:#dde1e5;line-height:1.5}
#pat-ai-root .pat-ai-manual-link{display:block;text-align:center;font-size:11px;padding:3px 0}
#pat-ai-root .pat-ai-notice{flex:0 0 auto;padding:9px 15px;color:#969fa9;background:#101317;border-top:1px solid rgba(255,255,255,.09);line-height:1.45;font-size:9.5px}
#pat-ai-root button:disabled{opacity:.5;cursor:wait}
#pat-ai-root .pat-ai-working .pat-ai-status-dot{animation:patai-pulse .65s ease infinite alternate}
@keyframes patai-pulse{from{opacity:.25}to{opacity:1}}
@media (max-width:780px){
 #pat-ai-root .pat-ai-launcher{right:13px;bottom:91px;min-width:142px;height:49px;padding:0 14px}
 #pat-ai-root .pat-ai-launcher>.pat-ai-icon{width:28px;height:28px}
 #pat-ai-root .pat-ai-panel{right:11px;left:11px;width:auto;bottom:154px;max-height:calc(100dvh - 175px);height:min(665px,calc(100dvh - 175px));border-radius:19px}
 #pat-ai-root .pat-ai-body{padding:14px 12px 18px}
 #pat-ai-root .pat-ai-footer{padding:11px 11px 12px;max-height:55%}
 #pat-ai-root .pat-ai-intro{gap:12px}
 #pat-ai-root .pat-ai-intro h2{font-size:29px}
 #pat-ai-root .pat-ai-header{min-height:69px;padding:8px 10px}
 #pat-ai-root .pat-ai-logo{width:70px;height:49px}
 #pat-ai-root .pat-ai-brand-title strong{font-size:18px}
 #pat-ai-root .pat-ai-brand-title span{font-size:9.5px}
}
@media (max-width:390px){
 #pat-ai-root .pat-ai-brand-title span{max-width:110px}
 #pat-ai-root .pat-ai-header{gap:4px}
 #pat-ai-root .pat-ai-head-right{gap:3px}
 #pat-ai-root .pat-ai-brand{gap:4px}
 #pat-ai-root .pat-ai-logo{width:63px}
 #pat-ai-root .pat-ai-body{padding:12px 11px}
 #pat-ai-root .pat-ai-option{min-height:47px;gap:6px;font-size:11px}
}
@media (max-height:640px){
 #pat-ai-root .pat-ai-panel{top:8px;bottom:72px;max-height:calc(100dvh - 80px);height:calc(100dvh - 80px)}
 #pat-ai-root .pat-ai-launcher{bottom:10px}
 #pat-ai-root .pat-ai-intro{gap:9px}
 #pat-ai-root .pat-ai-hero-mark{display:none}
}
@media (prefers-reduced-motion:reduce){#pat-ai-root *{animation-duration:.001ms!important;transition-duration:.001ms!important}}

/* V5.5.2 · movable, compact launcher. The logo remains the unchanged official file. */
#pat-ai-root .pat-ai-launcher {
  width:66px;min-width:66px;height:66px;padding:4px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  border:1px solid rgba(250,250,250,.35);
  background:linear-gradient(160deg,#323741 0%,#14181e 72%);
  box-shadow:0 10px 30px rgba(0,0,0,.35),0 0 0 3px rgba(238,34,49,.16);
  cursor:grab;touch-action:none;user-select:none;-webkit-user-select:none;
  transition:left .25s ease,top .25s ease,box-shadow .2s ease;
  -webkit-tap-highlight-color:transparent;
}
#pat-ai-root .pat-ai-launcher:hover {transform:none;box-shadow:0 12px 36px rgba(0,0,0,.43),0 0 0 4px rgba(238,34,49,.25)}
#pat-ai-root .pat-ai-launcher:active{cursor:grabbing}
#pat-ai-root .pat-ai-launcher.pat-ai-dragging {transition:none!important;cursor:grabbing;box-shadow:0 16px 42px rgba(0,0,0,.42),0 0 0 5px rgba(238,34,49,.26)}
#pat-ai-root .pat-ai-launch-logo{display:block;width:58px;height:48px;object-fit:contain;pointer-events:none;user-select:none;-webkit-user-drag:none;filter:drop-shadow(0 1px 3px rgba(0,0,0,.3))}
#pat-ai-root .pat-ai-launch-text{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
#pat-ai-root .pat-ai-launcher .pat-ai-dot {width:10px;height:10px;right:3px;top:3px;border:2px solid #192027;background:#66e8ba;box-shadow:0 0 6px #66e8ba65}
#pat-ai-root.pat-ai-open .pat-ai-launcher {opacity:0;pointer-events:none}
#pat-ai-root .pat-ai-progress-text {font-size:10px;font-weight:700;letter-spacing:0;color:#f2d5d8;margin-left:auto;text-transform:none}
#pat-ai-root .pat-ai-status {min-width:0}
@media (hover:hover) and (pointer:fine) {
  #pat-ai-root .pat-ai-launcher::after{
    content:attr(aria-label);position:absolute;right:calc(100% + 9px);left:auto;
    border:1px solid rgba(255,255,255,.18);background:#171b20;color:#fff;
    padding:7px 10px;border-radius:8px;white-space:nowrap;font-size:12px;line-height:1.3;
    box-shadow:0 8px 20px rgba(0,0,0,.2);opacity:0;pointer-events:none;
    transform:translateY(2px);transition:opacity .2s ease,transform .2s ease;
  }
  #pat-ai-root .pat-ai-launcher[data-pat-side="left"]::after{left:calc(100% + 9px);right:auto}
  #pat-ai-root .pat-ai-launcher:hover::after,#pat-ai-root .pat-ai-launcher:focus-visible::after{opacity:1;transform:translateY(0)}
}
@media (max-width:780px){
  #pat-ai-root .pat-ai-launcher{width:59px;min-width:59px;height:59px;right:13px;bottom:calc(91px + env(safe-area-inset-bottom,0px));padding:4px}
  #pat-ai-root .pat-ai-launch-logo{width:51px;height:43px}
  #pat-ai-root .pat-ai-panel{right:11px;left:11px;width:auto;bottom:calc(88px + env(safe-area-inset-bottom,0px));max-height:calc(100dvh - 107px - env(safe-area-inset-bottom,0px));height:min(680px,calc(100dvh - 107px - env(safe-area-inset-bottom,0px)))}
}
@media (max-height:640px){
  #pat-ai-root .pat-ai-panel{top:8px;bottom:calc(65px + env(safe-area-inset-bottom,0px));max-height:calc(100dvh - 80px - env(safe-area-inset-bottom,0px));height:calc(100dvh - 80px - env(safe-area-inset-bottom,0px))}
}
@media (prefers-reduced-motion:reduce){#pat-ai-root .pat-ai-launcher,#pat-ai-root .pat-ai-launcher::after{transition:none!important}}

/* V5.6 helpful PAT quick links; compact and keyboard accessible. */
#pat-ai-root .pat-ai-help-links{display:flex;gap:7px;flex-wrap:wrap;margin:10px 0 14px 37px}
#pat-ai-root .pat-ai-help-link{display:inline-flex;align-items:center;gap:6px;min-height:33px;padding:7px 10px;border:1px solid rgba(255,255,255,.23);border-radius:9px;background:#272f37;color:#fff;text-decoration:none;font-size:11px;font-weight:700;line-height:1.2;max-width:100%;overflow-wrap:anywhere}
#pat-ai-root .pat-ai-help-link:hover,#pat-ai-root .pat-ai-help-link:focus-visible{border-color:#ff7d85;background:#41313a}
#pat-ai-root .pat-ai-help-link .pat-ai-icon svg{width:13px;height:13px;color:#ff868d}
#pat-ai-root .pat-ai-topics{display:flex;gap:6px;flex-wrap:wrap;max-height:77px;overflow-y:auto;scrollbar-width:thin}
#pat-ai-root .pat-ai-topic{font-size:11px;min-height:30px;padding:6px 9px;color:#f1f2f5;border-color:rgba(255,255,255,.19)}
@media(max-width:780px){#pat-ai-root .pat-ai-help-links{margin-left:27px;gap:5px}#pat-ai-root .pat-ai-help-link{font-size:10.5px}#pat-ai-root .pat-ai-topics{max-height:73px}}

/* Readable verified-answer indicator and natural follow-up suggestions. */
#pat-ai-root .pat-ai-message.pat-ai-bot .pat-ai-source{display:block;font-size:10px;font-weight:700;letter-spacing:.04em;opacity:.76;margin-top:6px}
#pat-ai-root .pat-ai-followups{display:flex;flex-wrap:wrap;gap:6px;margin:3px 0 10px}
#pat-ai-root .pat-ai-followup{display:inline-flex;gap:6px;align-items:center;min-height:36px;padding:7px 10px;border-radius:12px;border:1px solid currentColor;font-size:12px;font-weight:650;opacity:.92}
#pat-ai-root .pat-ai-followup:hover{opacity:1;transform:translateY(-1px)}
#pat-ai-root .pat-ai-followup .pat-ai-icon{display:inline-flex}
#pat-ai-root .pat-ai-typing{margin:8px 0 8px 39px;font-size:12px;opacity:.75}
#pat-ai-root .pat-ai-typing[hidden]{display:none}
@media(prefers-reduced-motion:reduce){#pat-ai-root .pat-ai-followup{transition:none!important}#pat-ai-root .pat-ai-followup:hover{transform:none}}