/* A consistent responsive dialog system shared by the landing and platform. */
dialog{box-sizing:border-box;width:min(580px,calc(100% - 48px));max-width:580px;max-height:calc(var(--modal-vh,100dvh) - 48px);margin:auto;border-radius:16px;padding:32px;overflow-x:hidden;overflow-y:auto;overscroll-behavior:contain;scrollbar-gutter:stable;box-shadow:0 24px 90px #151a3540}
dialog::backdrop{background:#171c387d;backdrop-filter:blur(4px)}
dialog input,dialog select,dialog textarea{box-sizing:border-box;max-width:100%;font-size:16px;min-height:46px}
dialog textarea{min-height:95px}dialog label{font-size:14px;line-height:1.6}
dialog label small{font-size:12px;line-height:1.6}
dialog h2,.dialog-heading h2{padding-right:36px;line-height:1.3;overflow-wrap:anywhere}
.dialog-close,dialog .close{position:absolute;top:12px;right:12px;width:44px;height:44px;padding:0;display:grid;place-items:center;border-radius:8px;font-size:27px;line-height:1;border:1px solid #eef0f6;background:#fff;color:#7c879b;z-index:2}
.dialog-heading{padding:0 0 20px;margin:0 0 22px}.dialog-heading p{line-height:1.8;max-width:100%;padding-right:8px}
dialog .field-grid{gap:0 18px;grid-template-columns:repeat(2,minmax(0,1fr))}
dialog .form-actions{position:sticky;bottom:-32px;background:#fff;border-top:1px solid #e9ecf3;padding:18px 0 0;margin-top:16px;display:flex;justify-content:flex-end;gap:12px;align-items:stretch;flex-wrap:wrap;isolation:isolate}
dialog .form-actions .btn{min-height:46px;white-space:normal;line-height:1.5;min-width:110px;max-width:100%;font-size:14px}
dialog .hint{font-size:13px;line-height:1.8;overflow-wrap:anywhere}
.import-summary{font-size:14px;line-height:1.9;overflow-wrap:anywhere}
#signup{max-width:480px}.premium #signup h2{font-size:27px;margin-top:18px}#signup p{font-size:14px;line-height:1.75}#signup form label{font-size:14px}#signup .success{font-size:14px;line-height:1.8;overflow-wrap:anywhere}#signup .btn{min-height:48px;white-space:normal}
.copilot-dialog{width:min(500px,calc(100% - 48px));padding:0;overflow:hidden;scrollbar-gutter:auto;max-height:calc(var(--modal-vh,100dvh) - 48px)}
.copilot-dialog[open]{display:flex;flex-direction:column;height:min(700px,calc(var(--modal-vh,100dvh) - 48px))}
.copilot-top{flex-shrink:0;padding:20px;min-height:78px;gap:12px}.copilot-top>div{min-width:0}.copilot-top strong{font-size:17px}.copilot-top small{font-size:13px}.copilot-top .icon-btn{width:44px;height:44px;border:1px solid #edf0f5;border-radius:8px;padding:0;display:grid;place-items:center;flex-shrink:0;font-size:24px}
.copilot-info{flex-shrink:0;font-size:12px;line-height:1.7;padding:12px 20px}.chat-messages{flex:1 1 auto;min-height:0;max-height:none;overflow-y:auto;overscroll-behavior:contain;padding:20px}.chat-message{font-size:14px;line-height:1.8;padding:13px 15px;max-width:100%;overflow-wrap:anywhere}.chat-message.assistant{margin-right:14px}.chat-message.user{margin-left:25px}
.chat-suggestions{flex-shrink:0;padding:10px 20px 14px;gap:8px;max-height:120px;overflow-y:auto}.chat-suggestions button{min-height:40px;padding:8px 11px;font-size:12px;white-space:normal;text-align:left;line-height:1.5}
#chat-form{flex-shrink:0;padding:14px 20px;gap:9px;background:white}#chat-form input{flex:1;min-width:0;font-size:16px}#chat-form button{width:46px;height:46px;flex-shrink:0;font-size:20px}
@media(max-width:650px){dialog{width:calc(100% - 28px);max-width:none;max-height:calc(var(--modal-vh,100dvh) - 28px);padding:25px 22px;border-radius:15px;scrollbar-gutter:auto}dialog .field-grid{grid-template-columns:minmax(0,1fr);gap:0}.dialog-heading{margin-bottom:20px;padding-bottom:17px}.dialog-heading h2{font-size:24px}.dialog-heading small{font-size:11px}.dialog-heading p{font-size:14px;line-height:1.7}dialog label{font-size:14px;margin-bottom:17px}dialog input,dialog select,dialog textarea{font-size:16px;min-height:48px;padding:12px}dialog .form-actions{bottom:-25px;padding:16px 0 0;gap:10px;margin-top:14px}dialog .form-actions .btn{flex:1 1 110px;min-width:0;min-height:48px;font-size:14px;padding:12px}.dialog-close,dialog .close{top:9px;right:9px}.copilot-dialog{width:calc(100% - 28px);padding:0;max-height:calc(var(--modal-vh,100dvh) - 28px)}.copilot-dialog[open]{height:min(720px,calc(var(--modal-vh,100dvh) - 28px))}.copilot-top{padding:15px 17px;min-height:74px}.copilot-info{font-size:12px;padding:10px 17px}.chat-messages{padding:17px}.chat-message{font-size:14px}.chat-suggestions{padding:10px 17px 12px;max-height:108px}#chat-form{padding:12px 17px}#signup{width:calc(100% - 28px);max-width:none}#signup form .btn{width:100%}}
@media(max-width:370px){dialog{padding:23px 17px;width:calc(100% - 20px);max-height:calc(var(--modal-vh,100dvh) - 20px)}.dialog-heading h2{font-size:22px}.dialog-heading p{font-size:13px}dialog .form-actions{bottom:-23px}.import-summary{padding:14px;font-size:13px}.copilot-dialog{padding:0;width:calc(100% - 20px)}.copilot-dialog[open]{height:calc(var(--modal-vh,100dvh) - 20px)}.copilot-top{padding:13px 14px}.copilot-info{padding:10px 14px}.chat-messages{padding:14px}.chat-message{padding:11px 12px}.chat-suggestions{padding:8px 14px 10px;gap:6px}.chat-suggestions button{font-size:11px}#chat-form{padding:10px 14px}#signup{width:calc(100% - 20px)}}
@media(max-height:600px){dialog{max-height:calc(var(--modal-vh,100dvh) - 20px)}.copilot-dialog[open]{height:calc(var(--modal-vh,100dvh) - 20px)}.copilot-top{min-height:60px;padding-top:8px;padding-bottom:8px}.copilot-info{padding-top:7px;padding-bottom:7px}.chat-suggestions{max-height:65px;padding-top:5px;padding-bottom:6px}.chat-message{padding:9px 12px}#chat-form{padding-top:9px;padding-bottom:9px}}