:root{font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei",sans-serif;color:#18213b;background:#f5f6fa;font-synthesis:none}*{box-sizing:border-box}body{margin:0}a{color:inherit;text-decoration:none}a:hover{color:#0500c3}header{background:white;border-bottom:1px solid #e7e9f1;display:flex;align-items:center;gap:32px;padding:22px 4vw;flex-wrap:wrap}.brand{font-size:24px;font-weight:800;color:#0500c3;letter-spacing:2px}.brand span{display:block;font-size:11px;color:#6b7082;letter-spacing:4px;margin-top:4px}nav{display:flex;gap:24px;flex:1;font-size:15px}nav a{padding-bottom:4px;border-bottom:2px solid transparent}nav a:hover,nav a.active{border-bottom-color:#fd8204}nav a.active{color:#0500c3;font-weight:600}.account{font-size:13px}.account a{margin-left:16px;color:#6b7082}main{max-width:1200px;margin:0 auto;padding:52px 28px;min-height:75vh}h1{font-size:34px;line-height:1.5;margin:8px 0 12px}h2{font-size:18px}.eyebrow{font-size:12px;color:#0500c3;font-weight:700;letter-spacing:3px}.muted,.small{color:#5d6478;line-height:1.8}.small{font-size:13px}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin:32px 0}.card{position:relative;background:white;border:1px solid #e7e9f1;border-radius:16px;padding:26px;min-height:205px}.card:hover{border-color:#0500c3;box-shadow:0 6px 20px #0500c30a}.card p{font-size:14px;color:#5d6478;line-height:1.7}.icon{display:inline-grid;place-items:center;width:38px;height:38px;border-radius:11px;color:#0500c3;background:#eeedff;font-weight:700}.arrow{position:absolute;right:24px;bottom:24px;color:#0500c3;font-size:13px}.upcoming{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:40px}.upcoming>div{border-top:2px solid #e3e5ed;padding:12px 0}.badge{font-size:13px;color:#7a8093}.login{max-width:480px;margin:40px auto;background:white;padding:40px;border-radius:20px;border:1px solid #e7e9f1}.login h1{font-size:30px}.button{display:inline-block;background:#0500c3;color:white;border:0;border-radius:8px;padding:14px 24px;margin:18px 0;font:inherit;cursor:pointer}.button:hover{background:#211bcf;color:white}label{display:block;font-size:14px;margin-top:18px}input:not([type=hidden]){display:block;width:100%;padding:12px;margin-top:8px;border:1px solid #d7dbe5;border-radius:7px;font:inherit}.panel{background:white;border:1px solid #e7e9f1;border-radius:14px;padding:24px;margin-top:24px}.row{display:flex;justify-content:space-between;padding:15px 0;border-bottom:1px solid #eff0f4;font-size:14px}footer{text-align:center;color:#9298a8;font-size:12px;padding:25px}@media(max-width:850px){header{gap:20px;padding:18px 20px}nav{order:3;overflow:auto;flex-basis:100%;gap:24px;white-space:nowrap;padding:5px 0}.account{margin-left:auto}.cards{grid-template-columns:repeat(2,1fr)}main{padding:28px 20px}.upcoming{grid-template-columns:1fr}.login{margin:20px auto;padding:28px}}@media(max-width:480px){.cards{grid-template-columns:1fr}.card{min-height:180px}h1{font-size:28px}}
.development-layout{display:grid;grid-template-columns:220px minmax(0,1fr);gap:28px;margin-top:28px}.development-sidebar .button{width:100%;text-align:center;margin-top:0}.conversation-link{display:block;padding:13px 12px;border-radius:8px;margin:5px 0;font-size:14px;overflow-wrap:anywhere}.conversation-link.active{background:#eae8ff;color:#0500c3}.development-main{min-width:0}.development-main .panel:first-child{margin-top:0}textarea,select{display:block;width:100%;padding:12px;margin-top:8px;border:1px solid #d7dbe5;border-radius:7px;font:inherit;background:white}textarea{resize:vertical;line-height:1.7}button:disabled{opacity:.55;cursor:wait}.required{color:#b63535}.notice{padding:14px 16px;border-radius:8px;background:#fff4de;color:#654915;line-height:1.7;overflow-wrap:anywhere}.notice[hidden]{display:none}.chat{padding:22px;margin:18px 0;border-radius:14px;border:1px solid #e4e6ef;background:white}.chat.human{background:#eeedff;border-color:#dedbf7}.chat strong{font-size:13px;color:#0500c3}.chat-content{margin-top:12px;white-space:pre-wrap;overflow-wrap:anywhere;line-height:1.85;font-size:15px}.development-summary summary{cursor:pointer;color:#70778a;font-size:13px}.development-summary dl{font-size:14px}.development-summary dt{font-weight:600;margin-top:12px}.development-summary dd{margin:6px 0;white-space:pre-wrap;overflow-wrap:anywhere}@media(max-width:850px){.development-layout{grid-template-columns:1fr}.development-sidebar{border-bottom:1px solid #e3e5ed;padding-bottom:12px}.development-sidebar .button{width:auto}.conversation-link{display:inline-block;max-width:100%}.development-sidebar h2{font-size:15px}.chat{padding:18px}}

.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin:32px 0}.step{min-height:220px;padding-bottom:56px}.step-no{position:absolute;right:24px;top:30px;font-size:13px;color:#7a8093}.card.soon,.tool.soon{background:#fafbfd;border-style:dashed;color:#7a8093;cursor:default}.card.soon:hover{border-color:#e7e9f1;box-shadow:none}.card.soon .icon,.tool.soon .icon{background:#eff0f4;color:#7a8093}.soon-badge{position:absolute;right:24px;bottom:24px}.section-title{margin-top:36px;font-size:16px;color:#3b4258}.tools{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin:14px 0 8px}.tool{display:flex;align-items:center;gap:12px;border:1px solid #e7e9f1;border-radius:14px;padding:16px 20px;font-size:15px}.tool .badge{margin-left:auto}
@media(max-width:1000px){.flow{grid-template-columns:repeat(2,1fr)}}@media(max-width:600px){.flow,.tools{grid-template-columns:1fr}.step{min-height:170px}}