:root{--ink:#17202a;--paper:#f7f3ec;--cream:#fffdf8;--coral:#ff6b57;--violet:#7357d8;--teal:#168c86;--line:rgba(23,32,42,.14)}
*{box-sizing:border-box}
html{min-height:100%}
body{margin:0;min-height:100vh;background:var(--paper);color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif}
.centered{display:grid;place-items:center;padding:4vw}
.login-shell{width:min(1080px,100%);min-height:620px;display:grid;grid-template-columns:1.15fr .85fr;background:var(--cream);border:1px solid var(--line);border-radius:30px;overflow:hidden;box-shadow:0 28px 80px rgba(23,32,42,.12)}
.brand-panel,.login-panel{padding:clamp(36px,6vw,78px);position:relative}
.brand-panel{background:var(--ink);color:white;display:flex;flex-direction:column;justify-content:center;overflow:hidden}
.brand-panel h1{font-size:clamp(72px,10vw,128px);line-height:.86;letter-spacing:-.08em;margin:22px 0}
.brand-panel h1 span{color:var(--coral)}
.brand-panel .lead{max-width:440px;color:rgba(255,255,255,.72)}
.constellation{position:absolute;width:300px;height:300px;border:1px solid rgba(255,255,255,.16);border-radius:50%;right:-100px;bottom:-120px;box-shadow:0 0 0 55px rgba(255,255,255,.04),0 0 0 110px rgba(255,255,255,.025)}
.login-panel{display:flex;flex-direction:column;justify-content:center;gap:44px}
.eyebrow{text-transform:uppercase;letter-spacing:.16em;font-size:12px;font-weight:800;color:var(--teal)}
h2{font-size:30px;letter-spacing:-.03em;margin:8px 0 10px}
.login-panel p{color:#687079}
.login-panel form{display:grid;gap:20px}
.login-panel label{display:grid;gap:8px;font-size:13px;font-weight:700}
.login-panel input{width:100%;border:1px solid var(--line);border-radius:12px;background:#fff;padding:14px 16px;font:inherit;outline:none}
.login-panel input:focus{border-color:var(--violet);box-shadow:0 0 0 3px rgba(115,87,216,.12)}
button{border:0;border-radius:12px;background:var(--ink);color:#fff;padding:14px 18px;font-weight:800;font:inherit;cursor:pointer;text-decoration:none;text-align:center}
.security-note{font-size:12px}
.login-error{margin:-20px 0;padding:11px 13px;border-radius:10px;background:#fff0ee;color:#b42318;font-size:12px}
@media(max-width:800px){.centered{padding:18px}.login-shell{grid-template-columns:1fr}.brand-panel{min-height:320px}.login-panel{gap:28px}}