*{box-sizing:border-box}body{margin:0;font-family:"Microsoft YaHei","PingFang SC",Arial,sans-serif;color:#142644;background:#f5f8ff}.auth-header{height:72px;background:#fff;display:flex;align-items:center;padding:0 42px;gap:56px;box-shadow:0 1px 12px #9bb9e522;position:relative;z-index:2}.auth-brand{display:flex;align-items:center;gap:10px;color:#102754;text-decoration:none;white-space:nowrap}.auth-sigil{width:38px;height:28px;display:flex;align-items:flex-end;gap:4px;transform:skewX(-13deg)}
.auth-sigil i{display:block;width:7px;border-radius:4px}
.auth-sigil i:nth-child(1){height:13px;background:#7cceff}
.auth-sigil i:nth-child(2){height:27px;background:#1267d8}
.auth-sigil i:nth-child(3){height:18px;background:#1c9ff0}.auth-word{font-size:24px;font-weight:900;font-style:italic;letter-spacing:1px}.auth-brand em{font-size:11px;font-style:normal;letter-spacing:2px;color:#2d68b9}.auth-header nav{display:flex;gap:29px;flex:1}.auth-header nav a,.auth-actions a{color:#53627c;text-decoration:none;font-size:15px}.auth-header nav a:hover,.auth-actions .current{color:#2472ed}.auth-actions{display:flex;align-items:center;gap:26px;white-space:nowrap}.register-link{padding:13px 20px;border-radius:10px;background:linear-gradient(100deg,#2f77ff,#22bfd0);color:#fff!important;font-weight:700;box-shadow:0 7px 18px #3585e544}.register-link span{font-size:20px;margin-left:6px}.auth-shell{min-height:calc(100vh - 72px);display:grid;grid-template-columns:minmax(420px,1fr) 500px;gap:7%;align-items:center;padding:52px 10%;background-image:linear-gradient(90deg,#f7faffd9 0%,#f5f8ffcc 47%,#f5f8ff44 100%),url('assets/auth-background.webp');background-size:cover;background-position:center}.auth-promo{padding-bottom:20px}.promo-kicker{font-size:13px;letter-spacing:2px;color:#287cff;font-weight:700}.auth-promo h1{font-size:42px;line-height:1.3;margin:22px 0 14px;letter-spacing:1px}.auth-promo h1 strong{font-size:48px}.promo-sub{font-size:18px;line-height:1.9;color:#526b91}.orbit{position:relative;width:430px;height:300px;margin:25px auto 0}.orbit-ring{position:absolute;border:1px solid #83b8ff88;border-radius:50%;left:50%;top:50%;transform:translate(-50%,-50%)}.ring-one{width:270px;height:270px}.ring-two{width:410px;height:210px;transform:translate(-50%,-50%) rotate(-22deg)}.orbit-core{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:92px;height:92px;border-radius:50%;display:grid;place-items:center;font-size:42px;font-weight:900;color:#fff;background:linear-gradient(145deg,#2b74ff,#20c9d4);box-shadow:0 0 0 18px #71b9ff25,0 14px 35px #347cf566}.orbit-tag{position:absolute;padding:7px 15px;border-radius:18px;color:#3573cf;background:#ffffffc7;border:1px solid #8bb8f588;font-size:13px}.tag-top{top:14px;left:195px}.tag-right{right:0;top:130px}.tag-bottom{bottom:18px;left:165px}.auth-card{background:#fff;border-radius:16px;padding:38px 48px 30px;box-shadow:0 18px 45px #264c8c1f}.auth-card h2{text-align:center;font-size:29px;margin:0 0 25px}.auth-tabs{display:flex;justify-content:center;gap:65px;margin-bottom:26px;border-bottom:1px solid #edf1f7}.auth-tabs button{border:0;background:none;padding:0 0 13px;font-size:16px;color:#75829a;cursor:pointer}.auth-tabs button.is-active{color:#2875eb;font-weight:700;border-bottom:2px solid #2875eb}.field{display:block;margin:14px 0;color:#53627c;font-size:13px}.field>span{display:block;margin-bottom:7px}.field input{width:100%;height:46px;border:1px solid #d9e2f0;border-radius:8px;padding:0 14px;font-size:15px;outline:none}.field input:focus{border-color:#3980ef;box-shadow:0 0 0 3px #3980ef18}.code-row{display:flex;gap:8px}.code-row input{flex:1}.send-code{width:112px;border:1px solid #cfe0fb;border-radius:8px;background:#f3f8ff;color:#2875eb;cursor:pointer}.send-code:disabled{color:#9caac0;cursor:not-allowed}.consent{display:flex;gap:8px;align-items:flex-start;margin:16px 0;color:#8a96aa;font-size:12px;line-height:1.6}.consent input{accent-color:#2875eb;margin-top:3px}.consent a,.switch-tip a{color:#2875eb;text-decoration:none}.submit-btn{width:100%;height:46px;border:0;border-radius:8px;color:#fff;background:linear-gradient(100deg,#2f7cff,#21bfd1);font-size:16px;cursor:pointer;box-shadow:0 8px 18px #347cf544}.auth-divider{display:flex;align-items:center;gap:13px;color:#adb7c7;font-size:13px;margin:24px 0 18px}.auth-divider:before,.auth-divider:after{content:"";height:1px;background:#edf0f5;flex:1}.feishu-btn{width:100%;height:44px;border:1px solid #d9e3f2;border-radius:8px;background:#fff;color:#53627c;font-size:15px;cursor:pointer}.feishu-btn span{display:inline-grid;place-items:center;width:22px;height:22px;border-radius:5px;background:#3379ef;color:#fff;font-size:12px;margin-right:6px}.switch-tip{text-align:center;color:#8793a7;font-size:13px;margin:21px 0 0}.form-message{text-align:center;min-height:20px;color:#2875eb;font-size:13px;margin:10px 0 0}.is-hidden{display:none!important}@media(max-width:900px){.auth-header{padding:0 18px;gap:18px}.auth-header nav{display:none}.auth-actions{margin-left:auto;gap:12px}.auth-shell{grid-template-columns:1fr;padding:38px 20px}.auth-promo{display:none}.auth-card{max-width:500px;width:100%;margin:auto}}
/* glass card enhancement */
.auth-card{backdrop-filter:blur(8px)}
.login-meta{display:flex;justify-content:space-between;gap:12px;align-items:center;margin:15px 0 18px;color:#8996aa;font-size:12px}.login-meta a{color:#2875eb;text-decoration:none}.login-meta>[data-forgot]{white-space:nowrap}.feishu-btn{display:flex;align-items:center;justify-content:center;gap:8px}.feishu-btn img{width:22px;height:22px;object-fit:contain}
body[data-auth-page="login"] .auth-promo{transform:translate(-28px,-34px)}body[data-auth-page="login"] .auth-promo h1{white-space:nowrap}body[data-auth-page="login"] .auth-promo h1 strong span{color:#287cff}@media(max-width:900px){body[data-auth-page="login"] .auth-promo{transform:none}}
body[data-auth-page="login"],body[data-auth-page="register"]{zoom:.9}