:root{--bg:#f4f3fa;--card:#fff;--ink:#181820;--muted:#686878;--line:#e4e2ec;--brand:#6957d8;--soft:#f0edff;--bad:#b42318}*{box-sizing:border-box}body{margin:0;min-height:100vh;background:radial-gradient(circle at 15% 10%,#e8e2ff 0,transparent 34%),var(--bg);color:var(--ink);font-family:Inter,"PingFang SC","Microsoft YaHei",sans-serif}.shell{width:min(1060px,calc(100% - 32px));margin:auto;padding:38px 0}.brand{display:inline-flex;align-items:center;gap:10px;color:var(--ink);font-size:20px;font-weight:800;text-decoration:none}.brand span{display:grid;place-items:center;width:38px;height:38px;border-radius:13px;background:var(--brand);color:#fff;font-size:13px}.card{display:grid;grid-template-columns:1.08fr .92fr;min-height:560px;margin-top:38px;overflow:hidden;border:1px solid rgba(255,255,255,.8);border-radius:30px;background:var(--card);box-shadow:0 28px 80px rgba(42,32,85,.12)}.intro{padding:74px;background:linear-gradient(145deg,#30285c,#6957d8);color:#fff}.eyebrow{margin:0 0 18px;color:#dcd6ff;font-size:13px;font-weight:800;letter-spacing:.12em}.intro h1{max-width:480px;margin:0;font-size:clamp(34px,5vw,58px);line-height:1.08}.intro>p:not(.eyebrow){max-width:480px;color:#e8e5fa;line-height:1.8}.intro ul{display:grid;gap:16px;margin:42px 0 0;padding:0;list-style:none}.intro li{display:flex;align-items:center;gap:12px}.intro li:before{content:"✓";display:grid;place-items:center;width:24px;height:24px;border-radius:50%;background:rgba(255,255,255,.16)}.auth{align-self:center;padding:58px}.tabs{display:grid;grid-template-columns:1fr 1fr;padding:5px;border-radius:14px;background:#f3f2f7}.tab{padding:12px;border:0;border-radius:10px;background:transparent;color:var(--muted);font:inherit;font-weight:750;cursor:pointer}.tab.on{background:#fff;color:var(--brand);box-shadow:0 5px 16px rgba(30,24,60,.08)}form{display:grid;gap:20px;margin-top:32px}label{display:grid;gap:9px;font-size:14px;font-weight:750}input{width:100%;padding:15px 16px;border:1px solid var(--line);border-radius:13px;background:#fff;color:var(--ink);font:inherit;outline:0}input:focus{border-color:var(--brand);box-shadow:0 0 0 4px var(--soft)}.submit{padding:15px;border:0;border-radius:13px;background:var(--brand);color:#fff;font:inherit;font-weight:800;cursor:pointer}.submit:disabled{cursor:wait;opacity:.65}.msg{min-height:22px;margin:0;color:var(--muted);font-size:14px}.msg.bad{color:var(--bad)}.msg.ok{color:#067647}.note{margin:20px 0 0;color:var(--muted);font-size:12px;line-height:1.6}@media(max-width:760px){.shell{padding:22px 0}.card{grid-template-columns:1fr;margin-top:24px;border-radius:22px}.intro{padding:36px 28px}.intro h1{font-size:37px}.intro ul{display:none}.auth{padding:32px 24px 38px}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}