:root{--violet:#6c48ff;--violet2:#b55cff;--ink:#111318;--muted:#6e6e78;--line:#e8e8ef;--panel:#fff;--danger:#b42318}*{box-sizing:border-box}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:#f7f7fb;color:var(--ink);min-height:100vh}.shell{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(420px,.8fr);min-height:100vh}.brand{position:relative;overflow:hidden;padding:48px 6vw;background:linear-gradient(140deg,#21103f 0%,#54236f 42%,#8d4bd4 72%,#b76df4 100%);color:#fff}.brand:before,.brand:after{content:"";position:absolute;border-radius:50%;filter:blur(2px);opacity:.18;background:#fff;transform:rotate(-16deg)}.brand:before{width:880px;height:120px;left:-260px;top:25%}.brand:after{width:900px;height:170px;right:-460px;bottom:13%}.brand-inner{position:relative;z-index:1;max-width:720px}.logo{font-weight:900;letter-spacing:-.03em;font-size:21px;margin-bottom:24vh}.eyebrow{font-size:15px;opacity:.85;margin-bottom:18px}.brand h1{font-size:clamp(46px,5vw,76px);line-height:1.02;letter-spacing:-.05em;margin:0 0 28px}.brand p{max-width:620px;font-size:20px;line-height:1.5;color:#efe9ff}.login-side{display:flex;align-items:center;justify-content:center;padding:40px;background:#fff}.card{width:min(470px,100%)}.card h2{font-size:34px;letter-spacing:-.035em;margin:0 0 8px}.subtitle{color:var(--muted);margin:0 0 34px;line-height:1.5}.field{margin-bottom:18px}.field label{display:block;font-weight:700;font-size:14px;margin-bottom:8px}.field input,.field textarea{width:100%;border:1px solid var(--line);border-radius:12px;padding:14px 15px;font:inherit;outline:none;transition:.2s;background:#fff}.field input:focus,.field textarea:focus{border-color:var(--violet);box-shadow:0 0 0 3px rgba(108,72,255,.12)}button{border:0;border-radius:12px;padding:14px 18px;font:inherit;font-weight:800;cursor:pointer}.primary{width:100%;background:var(--violet);color:#fff;box-shadow:0 8px 24px rgba(108,72,255,.22)}.primary:hover{filter:brightness(.97)}.primary:disabled{opacity:.55;cursor:wait}.help{margin-top:26px;padding-top:24px;border-top:1px solid var(--line)}.help button{padding:0;background:none;color:var(--violet);font-weight:750}.help-panel{display:none;margin-top:18px;padding:18px;border:1px solid var(--line);border-radius:14px;background:#fafaff}.help-panel.open{display:block}.notice{display:none;margin:14px 0;padding:12px 14px;border-radius:10px;font-size:14px;line-height:1.4}.notice.show{display:block}.notice.error{background:#fff2f0;color:var(--danger)}.notice.success{background:#f0fff5;color:#166534}.foot{margin-top:28px;font-size:12px;color:#92929c;line-height:1.5}.spinner{display:inline-block;width:16px;height:16px;border:2px solid rgba(255,255,255,.45);border-top-color:#fff;border-radius:50%;animation:spin .7s linear infinite;vertical-align:-3px;margin-right:7px}@keyframes spin{to{transform:rotate(360deg)}}@media(max-width:900px){.shell{grid-template-columns:1fr}.brand{min-height:300px;padding:32px}.logo{margin-bottom:70px}.brand h1{font-size:44px}.brand p{font-size:17px}.login-side{padding:36px 24px}}@media(max-width:560px){.brand{min-height:250px}.brand h1{font-size:38px}.logo{margin-bottom:48px}.login-side{align-items:flex-start}.card h2{font-size:30px}}