/* Login-only visual layer; independent of authenticated workspace styles. */
body:has(.auth-scene){margin:0;background:#070e1d;color:#e9f2ff;min-width:320px;font-family:Inter,"Segoe UI","Microsoft YaHei",sans-serif}
.auth-scene{min-height:100vh;min-height:100svh;box-sizing:border-box;position:relative;isolation:isolate;overflow:hidden;display:flex;flex-direction:column;background:radial-gradient(ellipse at 23% 44%,#12366666,transparent 47%),radial-gradient(ellipse at 100% 0%,#21326835,transparent 42%),#070e1d}
.auth-scene *{box-sizing:border-box}
.auth-scene:before{content:"";position:absolute;z-index:-1;inset:0;pointer-events:none;background-image:linear-gradient(#759bd706 1px,transparent 1px),linear-gradient(90deg,#759bd706 1px,transparent 1px);background-size:64px 64px;mask-image:linear-gradient(90deg,#000,transparent 85%)}
.auth-header,.auth-footer{width:min(1280px,100%);margin-inline:auto;display:flex;align-items:center;justify-content:space-between;padding:32px 52px;gap:20px}
.auth-brand{display:flex;align-items:center;gap:12px;color:#eaf3ff;text-decoration:none;font-size:17px;letter-spacing:1px;font-weight:600}
.auth-mark{display:grid;place-items:center;width:42px;height:46px;color:#73cbff;filter:drop-shadow(0 0 10px #359dff33)}
.auth-mark svg{width:40px;height:40px}.auth-brand small{display:block;font-size:9px;letter-spacing:2.2px;color:#8095b4;font-weight:400;margin-top:6px}
.auth-header-note{font-size:12px;color:#8fa3c0;border-left:1px solid #334463;padding-left:20px;letter-spacing:2px}
.auth-main{width:min(1180px,100%);margin:auto;display:grid;grid-template-columns:minmax(0,1.3fr) minmax(340px,1fr);align-items:center;gap:70px;padding:42px 52px 55px}
.auth-kicker{display:flex;align-items:center;gap:10px;color:#85b7e7;font:10px/1.5 Consolas,monospace;letter-spacing:2.4px;margin-bottom:25px}
.auth-kicker span{height:5px;width:5px;background:#70dcff;box-shadow:0 0 12px #70dcff}
.auth-intro h1{font-size:clamp(38px,4.5vw,61px);line-height:1.35;font-weight:600;letter-spacing:1px;margin:0;color:#edf5ff}
.auth-intro h1 em{font-style:normal;background:linear-gradient(100deg,#82c2ff,#71e4ec);background-clip:text;-webkit-background-clip:text;color:transparent}
.auth-description{font-size:14px!important;line-height:2!important;color:#94a8c4!important;margin:23px 0 0!important;letter-spacing:.7px}
.auth-network{height:230px;width:100%;position:relative;margin-top:20px}
.auth-network-lines{position:absolute;inset:0;width:100%;height:100%}
.auth-network-grid{position:absolute;inset:30% 0 -8%;transform:perspective(300px) rotateX(60deg);background-image:linear-gradient(#3e85cb15 1px,transparent 1px),linear-gradient(90deg,#3e85cb15 1px,transparent 1px);background-size:28px 28px;mask-image:radial-gradient(ellipse,#000,transparent 70%)}
.auth-core{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);height:91px;width:91px;border-radius:24px;border:1px solid #68b5ff66;background:linear-gradient(135deg,#1b456c,#10233e);box-shadow:0 0 0 9px #528cdb07,0 0 0 20px #528cdb06,0 0 60px #3d9be527;display:flex;align-items:center;justify-content:center;flex-direction:column}
.auth-core span{font-size:30px;font-weight:600;letter-spacing:3px;color:#c8eaff}.auth-core small{font-size:10px;color:#8baecf;letter-spacing:2px;margin-top:4px}
.auth-node{position:absolute;top:50%;transform:translateY(-50%);padding:11px 13px;display:flex;align-items:center;gap:9px;border:1px solid #284562;border-radius:6px;background:#0c1b2e;color:#b4cce3;font-size:11px;white-space:nowrap;box-shadow:0 8px 30px #0002}
.auth-node i{font:10px Consolas,monospace;color:#64b8e9;font-style:normal}.auth-node-left{left:0}.auth-node-right{right:0}
.auth-capabilities{display:flex;align-items:center;gap:16px;color:#8ba3bf;font-size:11px;letter-spacing:1px;margin-top:0}.auth-capabilities b{color:#386185;font-weight:400}
.auth-panel{position:relative;padding:36px 35px 30px;background:linear-gradient(145deg,#15253aee,#0d192cfa);border:1px solid #2c405e;border-radius:16px;box-shadow:0 26px 85px #0005,0 1px 0 #ffffff08 inset}
.auth-panel:before{position:absolute;content:"";top:-1px;left:30px;right:30px;height:1px;background:linear-gradient(90deg,transparent,#76c4ff90,transparent)}
.auth-panel-top{display:flex;align-items:center;gap:10px;color:#89a4c4;font:9px/1.5 Consolas,monospace;letter-spacing:1.6px;margin-bottom:30px}.auth-panel-symbol{color:#74cbff;font-size:18px}.auth-panel-line{flex:1;height:1px;background:#30425c;margin-left:10px}
.auth-panel h2{font-size:27px!important;font-weight:600;line-height:1.4;color:#f1f6ff!important;letter-spacing:1px;margin:0!important;padding:0!important;border:0!important}.auth-panel h2:before{display:none!important}
.auth-panel-description{color:#94a8c4!important;font-size:12px!important;margin:9px 0 30px!important;line-height:1.7!important}
.auth-form{display:flex;flex-direction:column}.auth-form label{font-size:12px;font-weight:400;color:#bdcee2;margin:0 0 10px;display:block;letter-spacing:1px}
.auth-input-wrap{position:relative;margin-bottom:23px}.auth-input-wrap>svg{position:absolute;left:15px;top:16px;width:18px;height:18px;color:#7f9ab9;pointer-events:none}
.auth-form input:not([type=hidden]){display:block;width:100%;height:50px;border:1px solid #344760;border-radius:7px;padding:0 16px 0 44px;color:#eaf3ff;background:#091626;font:13px "Segoe UI","Microsoft YaHei",sans-serif;outline:none;box-shadow:none;transition:border-color .18s,box-shadow .18s}
.auth-form input::placeholder{color:#7185a0;opacity:1}.auth-form input:focus{border-color:#69b6ff;box-shadow:0 0 0 3px #4a9fff1a}.auth-form input:-webkit-autofill{-webkit-text-fill-color:#eaf3ff;box-shadow:0 0 0 1000px #0e2037 inset;caret-color:#eaf3ff}
.auth-submit{display:flex;align-items:center;justify-content:center;gap:20px;width:100%;min-height:50px;margin:3px 0 0;border-radius:7px;border:1px solid #75bdff88;background:linear-gradient(105deg,#3175ef,#388df3);box-shadow:0 7px 25px #1466d633,inset 0 1px 0 #fff2;color:#fff;cursor:pointer;font:600 14px "Segoe UI","Microsoft YaHei",sans-serif;letter-spacing:2px;transition:filter .18s,transform .18s}.auth-submit svg{width:19px;height:19px}.auth-submit:hover{filter:brightness(1.13);transform:translateY(-1px)}.auth-submit:active{transform:translateY(0)}.auth-submit:focus-visible,.auth-brand:focus-visible{outline:2px solid #91dcff;outline-offset:5px}
.auth-help{border-top:1px solid #2b3c54;display:flex;gap:10px;align-items:flex-start;margin-top:28px;padding-top:22px;font-size:11px;line-height:1.8;color:#9ab0ca}.auth-help svg{flex:0 0 17px;width:17px;height:19px;margin-top:2px;color:#729ec9}.auth-help small{font-size:10px;color:#8499b3}
.auth-error{padding:11px 13px;border:1px solid #b35d6a66;background:#812f422b;color:#ffb8c3;font-size:12px;border-radius:6px;line-height:1.7;margin:0 0 20px}
.auth-footer{color:#6d83a2;font-size:10px;letter-spacing:1px;padding-block:23px;border-top:1px solid #21314a66}
@media(min-width:1500px){.auth-main{gap:110px;padding-block:70px}.auth-network{margin-top:35px}.auth-panel{padding:42px}}
@media(max-width:1050px){.auth-main{gap:42px;padding-inline:38px}.auth-header,.auth-footer{padding-inline:38px}.auth-intro h1{font-size:43px}.auth-panel{padding:30px 27px}.auth-network{height:195px}.auth-node{font-size:10px;padding:9px}.auth-core{width:78px;height:78px}}
@media(max-width:780px){.auth-main{grid-template-columns:1fr;max-width:480px;gap:29px;padding:28px 24px 36px}.auth-header{padding:23px 24px}.auth-header-note{display:none}.auth-intro h1{font-size:34px;line-height:1.3}.auth-intro h1 br{display:none}.auth-intro h1 em{display:block}.auth-kicker{margin-bottom:14px;font-size:9px}.auth-description{font-size:12px!important;line-height:1.8!important;margin-top:13px!important}.auth-network,.auth-capabilities{display:none}.auth-panel{padding:27px}.auth-panel-top{margin-bottom:22px}.auth-panel-description{margin-bottom:24px!important}.auth-footer{padding:20px 24px;font-size:9px}.auth-footer span:last-child{display:none}.auth-main{margin-block:auto}}
@media(max-width:380px){.auth-main{padding-inline:18px}.auth-panel{padding:24px 20px}.auth-intro h1{font-size:30px}.auth-brand{font-size:15px}}
@media(prefers-reduced-motion:reduce){.auth-scene *{transition:none!important}}