#feedDialog.guest-trial{width:min(1180px,calc(100vw - 40px));max-width:none;max-height:94dvh;overflow:hidden;box-sizing:border-box;padding:0;border:1px solid #e5ebf4;border-radius:26px;background:#fff;box-shadow:0 35px 100px #15244540;color:#1a2434;font-family:Inter,"Microsoft YaHei",sans-serif}
#feedDialog.guest-trial::backdrop{background:rgba(22,34,53,.4);backdrop-filter:blur(6px)}
.guest-trial #feedDialogClose{z-index:5;top:20px;right:22px}
/* Production portrait layout: two panes, only messages scroll in the chat. */
#guestCard{height:min(900px,90dvh);display:flex;flex-direction:column}
#guestCard .guest-top{height:63px;padding:0 26px;flex-shrink:0}
#guestCard .guest-scroll{display:flex;flex-direction:column;flex:1;min-height:0;max-height:none;overflow:hidden}
#guestCard .guest-grid{grid-template-columns:minmax(0,1fr) minmax(340px,420px);gap:0;padding:0;height:auto;min-height:0;flex:1}
#guestCard .guest-panel{border:0;border-radius:0}
#guestCard .guest-grid>section{border-right:1px solid #e6edf7}
#guestCard .guest-hero{flex-shrink:0;padding:22px 28px 18px}
#guestCard .guest-hero h1{font-size:25px;margin-bottom:12px}
#guestCard .guest-grid>aside{overflow:hidden;background:#fbfcff;scrollbar-gutter:auto}
#guestCard .guest-grid>aside .guest-messages{flex:1 1 0;min-height:0;max-height:none;padding:20px;scrollbar-width:thin}
#guestCard .guest-chat-head{padding:20px 20px 12px;border-bottom:0;flex-shrink:0}
#guestCard .guest-chat-sub{padding:0 20px 12px;border-bottom:1px solid #e8eef7;flex-shrink:0}
#guestCard .guest-chat-form{background:#fff;padding:12px 18px;flex-shrink:0}
#guestCard .guest-chat-form textarea{height:42px;min-height:42px;max-height:90px;border:1px solid #e0e8f4;border-radius:9px;padding:10px;background:#fbfcff;resize:none}
#guestCard .guest-chat-tools{margin-top:8px}
#guestCard .guest-message{line-height:1.9;background:white;border:1px solid #e5edf7}
#guestCard .guest-message.user{background:#eaf2ff;border:0}
#guestCard .guest-footer{flex-shrink:0;padding:15px 26px}
.guest-expand{margin-left:auto;background:white;border:1px solid #dce6f4;border-radius:7px;padding:7px 9px;font-size:12px;color:#6680a4;cursor:pointer}
.guest-composer-profile{display:flex;justify-content:space-between;gap:8px;align-items:center;margin-bottom:10px;font-size:11px;color:#9aa8bd}
.guest-profile-open{font-size:12px;color:#6680a4;border:1px solid #e1e9f5;border-radius:7px;background:#f5f8fe;padding:6px 8px;cursor:pointer}
.guest-profile-dialog{width:min(440px,calc(100vw - 32px));border:1px solid #e0e7f2;border-radius:18px;padding:24px;color:#344a67;background:white;max-height:88dvh;overflow:auto;box-shadow:0 25px 80px #16284040}
.guest-profile-dialog::backdrop{background:#24344c60;backdrop-filter:blur(3px)}
.guest-profile-dialog h3{font-size:19px;margin:0 0 12px}.guest-profile-dialog p{font-size:13px;line-height:1.8;color:#8091aa}.guest-profile-dialog textarea{height:145px;margin:4px 0 0}.guest-profile-actions{display:flex;justify-content:flex-end;gap:12px;margin-top:18px}
#guestCard.guest-reading .guest-grid{grid-template-columns:1fr}
#guestCard.guest-reading .guest-grid>section{display:none}
#guestCard.guest-reading .guest-grid>aside{width:min(760px,100%);justify-self:center;border-inline:1px solid #edf1f7}
@media(max-width:760px){#guestCard{height:92dvh}#guestCard .guest-grid{display:block;overflow:auto}#guestCard .guest-grid>section{height:480px;max-height:none;border-right:0}#guestCard .guest-grid>aside{height:660px;border-top:1px solid #e7edf5}#guestCard .guest-hero{padding:18px}#guestCard .guest-hero h1{font-size:21px}#guestCard .guest-footer{padding:12px 16px}#guestCard.guest-reading .guest-grid{display:grid;overflow:hidden}#guestCard.guest-reading .guest-grid>aside{height:100%;max-height:none;width:100%}}
.guest-top{padding:25px 32px 18px;border-bottom:1px solid #edf0f5;display:flex;gap:12px;align-items:center;font-size:14px;color:#68758b}
.guest-top strong{font-size:18px;color:#1b2739}.guest-dot{width:9px;height:9px;border-radius:50%;background:#3473ff;box-shadow:0 0 0 5px #edf3ff;margin-right:8px}
.guest-scroll{overflow:auto;max-height:calc(90vh - 74px);overscroll-behavior:contain}
.guest-hero{padding:26px 32px 24px;background:linear-gradient(110deg,#f4f8ff,#fff 80%)}
.guest-eyebrow{font-size:12px;letter-spacing:1.6px;color:#6481b5;margin:0 0 12px;font-weight:700}
.guest-hero h1{font-size:27px;line-height:1.5;letter-spacing:0;margin:0 0 18px;max-width:970px;color:#182336}
.guest-meta{display:flex;gap:12px;flex-wrap:wrap;align-items:center;color:#68758b;font-size:13px}.guest-meta span{padding:6px 10px;background:#fff;border:1px solid #e4ebf6;border-radius:7px}
.guest-grid{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(0,1fr);gap:24px;padding:20px 32px;height:min(510px,calc(90vh - 340px));min-height:330px;box-sizing:border-box}
.guest-panel{border:1px solid #e5ebf4;border-radius:16px;min-width:0;min-height:0;overflow:hidden;background:#fff;display:flex;flex-direction:column}
.guest-tabs,.guest-chat-head,.guest-chat-sub,.guest-chat-form,.guest-suggestions{flex-shrink:0}
.guest-tabs{display:flex;gap:24px;border-bottom:1px solid #e8edf5;padding:0 22px}
.guest-tabs button{border:0;border-radius:0;background:none;padding:17px 0;color:#788499;font-size:15px;font-weight:700;cursor:pointer;border-bottom:3px solid transparent}
.guest-tabs button[aria-selected=true]{color:#2765ee;border-bottom-color:#2765ee}
.guest-body{padding:20px 22px;font-size:14px;line-height:1.8}
.guest-grid>section .guest-body{flex:1;min-height:0;overflow:auto;overscroll-behavior:contain}
.guest-grid>aside{overflow-y:auto;overscroll-behavior:contain;scrollbar-gutter:stable}
.guest-grid>aside>.guest-body{padding:12px 18px;overflow:visible;flex-shrink:0}
.guest-grid>aside summary{cursor:pointer}
.guest-grid>aside .guest-messages{flex:1 0 120px;min-height:120px;max-height:240px}
.guest-facts{margin:0}.guest-facts div{display:grid;grid-template-columns:80px minmax(0,1fr);gap:15px;padding:12px 0;border-bottom:1px solid #edf0f5}.guest-facts dt{color:#8090a8}.guest-facts dd{margin:0;white-space:pre-wrap;overflow-wrap:anywhere}.guest-body h3{font-size:15px;margin:20px 0 10px}.guest-text{white-space:pre-wrap;line-height:1.9;overflow-wrap:anywhere}.guest-body a{color:#2867ee}
.guest-note{padding:12px 14px;border-radius:9px;background:#f3f7fe;color:#677a9b;font-size:13px;line-height:1.8;margin:0 0 16px}
.guest-profile{width:100%;box-sizing:border-box;resize:vertical;min-height:74px;border:1px solid #dfe6f0;border-radius:9px;padding:11px;font:inherit;color:inherit;background:#fbfcfe;margin:8px 0 14px}
.guest-row{padding:15px 0;border-bottom:1px solid #e9edf4}.guest-row legend{font-size:14px;font-weight:650;padding:0}.guest-row fieldset{border:0;padding:0;margin:0;min-width:0}.guest-requirement{font-size:13px;color:#728197;line-height:1.7;margin:5px 0 11px;white-space:pre-wrap}.guest-choices{display:flex;gap:8px;flex-wrap:wrap}.guest-choice{position:relative;cursor:pointer}.guest-choice input{position:absolute;opacity:0;width:1px;height:1px}.guest-choice span{display:block;border:1px solid #dfe6ef;border-radius:8px;padding:6px 13px;font-size:13px;color:#697b95}.guest-choice input:checked+span{background:#eaf2ff;color:#2366e7;border-color:#558cff}.guest-choice input:focus-visible+span{outline:2px solid #326dff;outline-offset:3px}
.guest-progress{font-size:13px;color:#73849d;margin:16px 0 10px}.guest-primary,.guest-secondary{border:0;border-radius:10px;padding:12px 18px;cursor:pointer;font:inherit;font-weight:650;line-height:1.4}.guest-primary{color:white;background:linear-gradient(110deg,#2375ef,#4754d5);box-shadow:0 6px 15px #2764e51a}.guest-secondary{background:#f0f5fe;color:#2869e7}.guest-primary:disabled{background:#aab8cf;box-shadow:none;cursor:not-allowed}.guest-full{width:100%}.guest-error{color:#b94a43;background:#fff3f1;padding:12px;border-radius:9px;font-size:13px;margin-top:12px}.guest-loading{padding:70px 30px;text-align:center;color:#7b89a1}
.guest-report{background:#f6f9ff;border:1px solid #dde9ff;border-radius:12px;padding:16px;margin-top:18px;font-size:13px}.guest-report h3{margin:0 0 8px;font-size:17px}.guest-report.danger{border-color:#f3d6d0}.guest-report.warning{border-color:#efdfb5}.guest-report ul{padding-left:19px;margin:6px 0 16px}.guest-report p{white-space:pre-wrap;margin:8px 0}.guest-report h4{margin:15px 0 5px;font-size:14px}
.guest-chat-head{padding:17px 20px;border-bottom:1px solid #e8edf5;display:flex;gap:10px;align-items:center;font-weight:700;font-size:15px}.guest-ai-icon{background:#eaf2ff;color:#2b6df5;border-radius:9px;padding:6px 7px;font-size:13px}.guest-chat-sub{font-size:12px;color:#8a99ae;padding:12px 20px 0}
.guest-messages{flex:1;min-height:60px;overflow:auto;padding:14px 18px;overscroll-behavior:contain}.guest-message{padding:12px 14px;background:#f3f6fc;border-radius:4px 13px 13px;margin:0 0 13px;font-size:14px;line-height:1.85;white-space:pre-wrap;overflow-wrap:anywhere}.guest-message.user{margin-left:28px;background:#eaf2ff;color:#255692;border-radius:13px 4px 13px 13px}.guest-message.error{background:#fff3f1;color:#b14c41}
.guest-suggestions{display:flex;gap:7px;flex-wrap:wrap;padding:0 18px 12px}.guest-suggestions button{font-size:12px;border:1px solid #e2e9f4;background:#fff;color:#6a7d9b;border-radius:7px;padding:6px 9px;cursor:pointer}
.guest-chat-form{border-top:1px solid #e8edf5;padding:14px 18px}.guest-chat-form textarea{border:0;resize:vertical;width:100%;box-sizing:border-box;font:inherit;font-size:14px;min-height:60px;padding:4px;background:white;color:#293b57}.guest-chat-tools{display:flex;justify-content:space-between;align-items:center;font-size:11px;color:#9ba7b8;gap:10px}.guest-chat-tools button{padding:9px 18px;font-size:13px}
.guest-footer{display:flex;gap:18px;align-items:center;justify-content:space-between;padding:19px 32px 22px;border-top:1px solid #e9eef7;background:#fcfdff}.guest-footer p{font-size:12px;color:#8b99ad;margin:0;line-height:1.8}.guest-footer a{color:#2c6bed;text-decoration:none}.guest-footer .guest-primary{white-space:nowrap;min-width:130px;font-size:15px}.guest-trial [hidden]{display:none!important}.guest-gate-back{margin:0 0 18px;color:#6782ae;background:none;border:0;cursor:pointer;font:inherit;font-size:13px}
@media(max-width:760px){#feedDialog.guest-trial{width:calc(100vw - 16px);max-height:94dvh;border-radius:18px}.guest-top{padding:20px;font-size:12px}.guest-top strong{font-size:16px}.guest-top .guest-top-sub{display:none}.guest-scroll{max-height:calc(94dvh - 68px)}.guest-hero{padding:20px}.guest-hero h1{font-size:21px;padding-right:4px}.guest-grid{grid-template-columns:1fr;gap:16px;padding:16px;height:auto}.guest-grid>section{max-height:510px}.guest-grid>aside{height:500px}.guest-body{padding:16px}.guest-footer{padding:16px;gap:10px}.guest-footer .guest-primary{min-width:105px}.guest-facts div{grid-template-columns:68px 1fr;gap:10px}.guest-trial .feed-gate{display:block;max-height:90dvh;overflow:auto}.guest-trial .feed-gate-art{display:none}.guest-trial .feed-gate-main{padding:60px 24px 30px}}