.auth-body{background:#eef1f5}.auth-layout{min-height:100vh;display:grid;grid-template-columns:minmax(500px,1.08fr) minmax(440px,.92fr)}.auth-brand{position:relative;overflow:hidden;background:#111827;color:#fff;padding:42px 56px;display:flex;flex-direction:column;justify-content:space-between}.auth-brand:before{content:"";position:absolute;left:0;right:0;bottom:0;height:36%;background:linear-gradient(180deg,transparent,rgba(3,7,18,.46));pointer-events:none}.auth-grid{position:absolute;inset:0;opacity:.16;background-image:linear-gradient(rgba(255,255,255,.12) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.12) 1px,transparent 1px);background-size:52px 52px;transform:perspective(720px) rotateX(63deg) scale(1.58);transform-origin:bottom}.brand-block-light{position:relative;z-index:2}.auth-brand-copy{position:relative;z-index:2;max-width:570px}.auth-brand-copy .eyebrow{color:#60d6de}.auth-brand-copy h1{font-size:clamp(36px,4vw,56px);line-height:1.08;margin:17px 0 20px;font-weight:760}.auth-brand-copy p{font-size:14px;line-height:1.8;color:#b9c3d2;max-width:520px}.point-cloud-scene{position:absolute;width:430px;height:270px;right:1%;top:16%;transform:rotate(-8deg);filter:drop-shadow(0 20px 40px rgba(59,130,246,.12))}.point-cloud-scene span{position:absolute;width:5px;height:5px;border-radius:50%;background:#858cff;box-shadow:35px 18px #38bdf8,68px -12px #6668e9,104px 35px #34d399,145px 4px #818cf8,182px 42px #22d3ee,225px 5px #6668e9,260px 35px #34d399,300px -6px #60a5fa,330px 48px #818cf8,18px 66px #38bdf8,58px 92px #818cf8,105px 72px #4a90e2,155px 105px #34d399,205px 78px #818cf8,252px 110px #38bdf8,292px 77px #6668e9,348px 102px #34d399,12px 145px #818cf8,65px 160px #34d399,120px 135px #6668e9,178px 168px #38bdf8,240px 145px #818cf8,310px 166px #22d3ee}.point-cloud-scene span:nth-child(2){left:16px;top:38px;opacity:.55}.point-cloud-scene span:nth-child(3){left:35px;top:78px;opacity:.8}.point-cloud-scene span:nth-child(4){left:8px;top:124px;opacity:.4}.point-cloud-scene span:nth-child(5){left:47px;top:11px;opacity:.45}.point-cloud-scene span:nth-child(6){left:78px;top:53px;opacity:.65}.point-cloud-scene span:nth-child(7){left:105px;top:92px;opacity:.35}.point-cloud-scene span:nth-child(8){left:142px;top:31px;opacity:.5}.auth-capabilities{position:relative;z-index:2;display:flex;gap:12px;color:#aab4c4;font-size:10px}.auth-capabilities span{padding:8px 10px;border:1px solid rgba(255,255,255,.1);background:rgba(255,255,255,.035);border-radius:5px}.auth-capabilities span:before{content:"";display:inline-block;width:5px;height:5px;border-radius:50%;background:#4ade80;margin-right:7px}.auth-panel{display:grid;place-items:center;padding:40px;background:#f4f6f9}.auth-card{width:min(450px,100%);background:#fff;border:1px solid var(--border);border-radius:8px;box-shadow:0 22px 60px rgba(24,33,50,.1);padding:38px 40px}.auth-card:before{content:"安全工作区";display:block;margin-bottom:22px;color:#8a94a4;font-size:9px;font-weight:750;letter-spacing:.12em;text-transform:uppercase}.auth-card .flash-stack{position:static;width:100%;margin-bottom:18px}.auth-card-heading{margin-bottom:26px}.auth-card-heading h2{font-size:25px;margin:10px 0 8px;font-weight:750}.auth-card-heading p{margin:0;color:var(--muted);font-size:12px}.auth-card .button-primary{height:43px}.auth-switch{text-align:center;margin:22px 0 0;font-size:11px;color:var(--muted)}.auth-switch a{color:var(--primary);font-weight:700;text-decoration:none}@media(max-width:900px){.auth-layout{grid-template-columns:1fr}.auth-brand{min-height:290px;padding:32px}.auth-brand-copy h1{font-size:32px}.auth-brand-copy p{max-width:620px}.point-cloud-scene{right:-80px;top:40px;opacity:.55}.auth-capabilities{display:none}.auth-panel{padding:32px 18px}}@media(max-width:520px){.auth-brand{min-height:220px;padding:24px}.auth-brand-copy p{display:none}.auth-card{padding:26px 20px}.auth-panel{padding:18px}.auth-card-heading h2{font-size:23px}}