*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Arial,sans-serif;background:#eef2f7;color:#0f172a}.auth-shell{min-height:100vh;display:grid;grid-template-columns:1.05fr 460px}.brand-panel{background:linear-gradient(145deg,#07152d 0%,#0b2b5c 58%,#0e3b78 100%);color:#fff;padding:56px 64px;display:flex;flex-direction:column;justify-content:center;position:relative;overflow:hidden}.brand-panel:after{content:"";position:absolute;right:-160px;top:-120px;width:420px;height:420px;border:1px solid rgba(255,255,255,.12);transform:rotate(25deg)}.brand-top{display:flex;align-items:center;gap:14px;margin-bottom:54px}.brand-logo{width:44px;height:44px;background:#fff;color:#0b2b5c;display:grid;place-items:center;font-weight:800;font-size:22px}.brand-name{font-size:22px;font-weight:700}.brand-subtitle{font-size:12px;letter-spacing:2px;color:#9fb8da;margin-top:4px}.brand-title{font-size:42px;font-weight:800;line-height:1.15;margin-bottom:20px}.brand-desc{font-size:16px;line-height:1.9;color:#c4d5eb;max-width:660px}.brand-metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:42px;max-width:720px}.brand-metrics div{border:1px solid rgba(255,255,255,.14);background:rgba(255,255,255,.06);padding:18px}.brand-metrics strong{display:block;font-size:24px}.brand-metrics span{display:block;font-size:13px;color:#b9c9df;margin-top:8px}.security-note{margin-top:34px;font-size:13px;color:#9fb8da}.auth-panel{background:#fff;padding:42px 44px;display:flex;flex-direction:column;justify-content:center;border-left:1px solid #d9e2ef}.auth-tabs{display:flex;border-bottom:1px solid #e5e7eb;margin-bottom:24px}.auth-tabs button{flex:1;height:48px;background:none;border:0;font-size:16px;color:#64748b;border-bottom:3px solid transparent;cursor:pointer}.auth-tabs button.active{color:#0b2b5c;border-bottom-color:#1d4ed8;font-weight:700}.auth-msg{display:none;margin-bottom:16px;padding:12px 14px;border-left:4px solid #dc2626;background:#fef2f2;color:#991b1b;font-size:14px}.auth-msg.success{border-left-color:#16a34a;background:#f0fdf4;color:#166534}.auth-form{display:none}.auth-form.active{display:block}.auth-form label{display:block;margin:14px 0 7px;font-size:14px;font-weight:600;color:#334155}.auth-form input[type="text"],.auth-form input[type="tel"],.auth-form input[type="password"]{width:100%;height:46px;border:1px solid #cbd5e1;background:#fff;padding:0 13px;font-size:15px;outline:none}.auth-form input:focus{border-color:#1d4ed8;box-shadow:0 0 0 3px rgba(29,78,216,.08)}.mode-switch{display:grid;grid-template-columns:1fr 1fr;background:#f1f5f9;border:1px solid #e2e8f0;margin-bottom:18px}.mode-switch button{height:40px;border:0;background:transparent;color:#64748b;cursor:pointer}.mode-switch button.active{background:#0b2b5c;color:#fff;font-weight:700}.code-row{display:grid;grid-template-columns:1fr 120px;gap:10px}.send-code{border:1px solid #1d4ed8;background:#fff;color:#1d4ed8;font-weight:700;cursor:pointer}.send-code:disabled{opacity:.65;cursor:not-allowed}.primary-btn{width:100%;height:48px;background:#0b2b5c;color:#fff;border:0;font-size:16px;font-weight:700;margin-top:20px;cursor:pointer}.primary-btn:disabled{opacity:.75;cursor:not-allowed}.hidden{display:none!important}.agree-line{display:flex!important;align-items:flex-start;gap:8px;font-weight:400!important;line-height:1.6}.agree-line input{margin-top:4px}.agree-line a{color:#1d4ed8;text-decoration:none}.legal-body{background:#f8fafc;padding:28px}.legal-page{max-width:920px;margin:0 auto;background:#fff;border:1px solid #e5e7eb;padding:42px;line-height:1.85}.legal-page h1{margin-top:0;color:#0b2b5c}.legal-page h2{font-size:18px;margin-top:28px}.legal-date{color:#64748b;margin-top:32px}@media(max-width:900px){.auth-shell{grid-template-columns:1fr}.brand-panel{padding:32px 24px}.brand-title{font-size:30px}.brand-metrics{grid-template-columns:1fr}.auth-panel{padding:28px 20px;border-left:0}.code-row{grid-template-columns:1fr 112px}.legal-body{padding:14px}.legal-page{padding:24px}}