#hwd-assistant{--hw-ink:#182c49;--hw-muted:#5b6b82;--hw-line:#e1e7f0;--hw-blue:#2f65b7;--hw-bg:#f4f7fb;font:14px/1.5 Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--hw-ink);position:relative;z-index:1100}
#hwd-assistant *{box-sizing:border-box}
#hwd-assistant [hidden]{display:none!important}
#hwd-assistant button,#hwd-assistant input,#hwd-assistant textarea{font:inherit;letter-spacing:normal;text-transform:none;box-shadow:none;margin:0}
#hwd-assistant button{cursor:pointer;min-height:40px}
#hwd-assistant button:disabled{cursor:wait;opacity:.6}
#hwd-assistant svg{width:18px;height:18px;flex-shrink:0;display:block}
#hwd-assistant a{color:var(--hw-blue);text-decoration:none}
#hwd-assistant a:hover{text-decoration:underline}
#hwd-assistant .hwdw-launcher{position:fixed;bottom:max(22px,env(safe-area-inset-bottom));right:24px;display:flex;align-items:center;gap:9px;padding:15px 19px;border:0;border-radius:32px;background:var(--hw-blue);color:#fff;box-shadow:0 6px 25px #172f5030;font-size:13px;font-weight:500;z-index:1101}
#hwd-assistant .hwdw-panel{position:fixed;right:24px;bottom:92px;width:390px;max-width:calc(100vw - 32px);height:min(620px,calc(100dvh - 120px));min-height:300px;background:#fff;border:1px solid #dce5f0;border-radius:17px;box-shadow:0 16px 55px #172f5033;overflow:hidden;display:flex;flex-direction:column;z-index:1102;text-align:left}
#hwd-assistant .hwdw-panel.hwdw-expanded{width:min(740px,calc(100vw - 48px));height:min(760px,calc(100dvh - 120px))}
#hwd-assistant .hwdw-header{display:flex;align-items:center;gap:11px;padding:16px;background:#172f50;color:#fff;flex-shrink:0;position:static;height:auto;box-shadow:none}
#hwd-assistant .hwdw-header>div{flex:1;min-width:0}
#hwd-assistant .hwdw-header strong{font-size:13px;font-weight:500;color:#fff}
#hwd-assistant .hwdw-header small{display:block;font-size:11px;color:#b2c3dd;margin-top:2px}
#hwd-assistant .hwdw-mark{color:#f5ba53}
#hwd-assistant .hwdw-icon{display:grid;place-items:center;min-width:34px;min-height:34px;padding:7px;background:transparent;border:0;color:#fff;border-radius:6px}
#hwd-assistant .hwdw-icon:hover{background:#ffffff18}
#hwd-assistant .hwdw-context{display:flex;align-items:center;gap:12px;background:var(--hw-bg);padding:10px 15px;border-bottom:1px solid var(--hw-line);font-size:11px;flex-shrink:0}
#hwd-assistant .hwdw-context>span{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--hw-muted)}
#hwd-assistant .hwdw-context button{background:transparent;border:0;padding:0;min-height:26px;color:var(--hw-blue);font-size:11px;white-space:nowrap}
#hwd-assistant .hwdw-messages{overflow:auto;flex:1;min-height:0;padding:18px;display:flex;flex-direction:column;gap:14px;overscroll-behavior:contain;scrollbar-width:thin}
#hwd-assistant .hwdw-welcome{margin:auto 0;text-align:center;padding:12px 4px;color:var(--hw-muted)}
#hwd-assistant .hwdw-welcome-icon{display:grid;place-items:center;width:46px;height:46px;border-radius:15px;background:#eaf1fc;color:var(--hw-blue);margin:0 auto 18px}
#hwd-assistant .hwdw-welcome h2{font:500 20px/1.2 Inter,system-ui;letter-spacing:-.4px;color:var(--hw-ink);margin:0 0 14px}
#hwd-assistant .hwdw-welcome p{font-size:12px;line-height:1.7;margin:0 0 12px;color:var(--hw-muted)}
#hwd-assistant .hwdw-message{max-width:94%;flex-shrink:0;background:var(--hw-bg);border-radius:12px;padding:12px 14px;font-size:13px;line-height:1.65;overflow-wrap:anywhere;white-space:pre-wrap;color:var(--hw-ink)}
#hwd-assistant .hwdw-message.hwdw-user{align-self:flex-end;background:#eaf1fc}
#hwd-assistant .hwdw-message p{margin:0;font:inherit;color:inherit}
#hwd-assistant .hwdw-attachments{display:flex;flex-direction:column;gap:8px;margin-top:8px;font-size:12px;white-space:normal}
#hwd-assistant .hwdw-attachments a{overflow-wrap:anywhere}
#hwd-assistant .hwdw-status{padding:9px 15px;background:#fff4e9;color:#81501f;font-size:12px;line-height:1.5;border-top:1px solid #f2dec7;flex-shrink:0}
#hwd-assistant .hwdw-status.hwdw-pending{background:var(--hw-bg);color:var(--hw-muted);border-color:var(--hw-line)}
#hwd-assistant .hwdw-form{margin:0;padding:12px 14px;border-top:1px solid var(--hw-line);flex-shrink:0;background:#fff;display:block}
#hwd-assistant #hwdw-message{display:block;width:100%;max-height:130px;min-height:48px;resize:vertical;border:0;border-radius:5px;padding:7px 0;background:#fff;color:var(--hw-ink);font-size:14px;line-height:1.5}
#hwd-assistant .hwdw-compose-actions{display:flex;align-items:center;gap:12px;margin-top:4px}
#hwd-assistant .hwdw-attach{display:flex;align-items:center;gap:5px;font-size:11px;color:var(--hw-muted);cursor:pointer;margin:0;min-height:36px}
#hwd-assistant .hwdw-attach svg{width:15px;height:15px}
#hwd-assistant .hwdw-signin{font-size:11px;white-space:nowrap}
#hwd-assistant .hwdw-usage{font-size:11px;color:var(--hw-muted);margin-left:auto}
#hwd-assistant .hwdw-send{display:grid;place-items:center;min-width:35px;min-height:35px;flex-shrink:0;padding:7px;border:0;border-radius:9px;background:var(--hw-blue);color:#fff}
#hwd-assistant .hwdw-disclaimer{font-size:10px;text-align:center;line-height:1.4;color:var(--hw-muted);margin:9px 0 0}
#hwd-assistant .hwdw-files{display:flex;flex-wrap:wrap;gap:6px;max-height:86px;overflow:auto}
#hwd-assistant .hwdw-file-chip{display:flex;align-items:center;gap:6px;background:var(--hw-bg);border-radius:6px;padding:3px 7px;font-size:11px;color:var(--hw-muted);max-width:100%}
#hwd-assistant .hwdw-file-chip span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
#hwd-assistant .hwdw-file-chip button{font-size:18px;line-height:1;background:transparent;border:0;padding:0 4px;min-height:26px;color:var(--hw-muted)}
#hwd-assistant .hwdw-sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
@media(max-width:600px){#hwd-assistant .hwdw-panel,#hwd-assistant .hwdw-panel.hwdw-expanded{right:0;bottom:0;width:100%;max-width:100%;height:100dvh;min-height:0;border-radius:0;border:0;padding-bottom:env(safe-area-inset-bottom)}#hwd-assistant .hwdw-launcher{right:16px;bottom:max(16px,env(safe-area-inset-bottom));padding:14px 17px}#hwd-assistant #hwdw-message{font-size:16px}#hwd-assistant .hwdw-icon{min-width:40px;min-height:40px}#hwd-assistant .hwdw-send{min-width:42px;min-height:42px}body.hwdw-open{overflow:hidden}#hwd-assistant .hwdw-messages{padding:16px}}
@media(prefers-reduced-motion:no-preference){#hwd-assistant .hwdw-launcher{transition:transform .15s ease,background .15s ease}#hwd-assistant .hwdw-launcher:hover{transform:translateY(-2px)}}
/* Compact public navigation; portal pages use their own shell. */
body.portal-enabled .site-header{position:relative;min-height:0;height:auto;padding:10px 0}
body.portal-enabled .site-header nav{min-height:54px;height:auto;display:flex;flex-direction:row;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:10px}
body.portal-enabled .site-header .logo-img{height:54px;width:auto;max-width:82px;object-fit:contain}
body.portal-enabled .site-header .nav-links{align-items:center;flex-wrap:wrap;margin:0;gap:16px}
body.portal-enabled .site-header .nav-links a{font-size:14px}
body.portal-enabled .site-header .nav-links button{background:transparent;color:inherit;border:0;padding:0;font:inherit;cursor:pointer}
@media(max-width:768px){body.portal-enabled .site-header .nav-links.active{display:flex;position:static;width:100%;flex-direction:column;padding:15px 0;gap:14px}body.portal-enabled .site-header nav{padding-left:20px;padding-right:20px}body.portal-enabled .site-header .hamburger{margin-left:auto}}
/* The assistant uses the same HomeWorkDealer book artwork as the website. */
#hwd-assistant .hwdw-launcher{padding:9px 17px 9px 11px;background:#172f50;border:1px solid #3e6781;gap:10px;box-shadow:0 8px 28px #172f5033}
#hwd-assistant .hwdw-launcher .hwd-logo--emblem{width:34px}
#hwd-assistant .hwdw-header .hwd-logo--emblem{width:36px}
#hwd-assistant .hwdw-welcome-icon{width:126px;height:136px;background:linear-gradient(145deg,#172f50,#214b6b);border-radius:24px;margin-bottom:20px}
#hwd-assistant .hwdw-welcome-icon .hwd-logo{width:98px}
body.portal-enabled .site-header .logo a{width:auto;display:flex;align-items:center}
body.portal-enabled .site-header .logo .hwd-logo{width:70px}
body.portal-enabled .nav-links li{margin-left:0}
body.portal-enabled .site-header .nav-links button{color:#fff}
body.portal-enabled .hero{margin-top:0;min-height:calc(100svh - 94px);padding:36px 0}
body.portal-enabled .hero-content{max-width:840px}
body.portal-enabled .hero-brand{display:flex;justify-content:center;margin:0 auto 26px}
body.portal-enabled .hero-brand .hwd-logo{width:150px;filter:drop-shadow(0 9px 16px #172f5026)}
@media(max-width:768px){body.portal-enabled .hero-content{padding:28px 22px}body.portal-enabled .hero-content h1{font-size:clamp(1.8rem,7vw,3rem)}body.portal-enabled .hero-brand .hwd-logo{width:126px}body.portal-enabled .site-header .logo .hwd-logo{width:62px}}
@media(prefers-reduced-motion:reduce){body.portal-enabled .hero-content h1,body.portal-enabled .hero-content p{animation:none}body.portal-enabled .logo-img{transition:none}}