:root{--teal:#6d28d9;--navy:#1b0b30;--ink:#1e1630;--muted:#6b6478;--line:#e7e2f0;--zurg-red:#ff3b3b}
*{box-sizing:border-box}
body{margin:0;font-family:"Segoe UI",Arial,sans-serif;min-height:100vh;display:grid;place-items:center;background:radial-gradient(120% 120% at 50% 0%,#2a1150 0%,#0c0518 60%,#080310 100%);color:var(--ink)}
.login-wrap{width:100%;padding:24px}
.login-card{width:100%;max-width:380px;margin:0 auto;background:#fff;border-radius:16px;padding:34px 30px;box-shadow:0 24px 60px rgba(8,3,20,.5)}
.login-brand{display:flex;align-items:center;gap:12px;margin-bottom:24px}
.login-brand .zurg-mark{display:grid;place-items:center;width:46px;height:46px;border-radius:12px;background:radial-gradient(120% 120% at 50% 20%,#241046 0%,#0c0518 100%);border:1px solid rgba(157,120,240,.45)}
.login-brand strong{display:block;font-size:20px;color:var(--navy)}
.login-brand small{display:block;font-size:10px;letter-spacing:.06em;color:var(--muted);margin-top:2px}
.login-form h1{font-size:19px;margin:0 0 16px;color:var(--ink)}
.login-hint{font-size:12px;color:var(--muted);margin:-6px 0 16px;line-height:1.5}
.login-form label{display:block;margin-bottom:14px}
.login-form label span{display:block;font-size:11px;font-weight:700;color:#53616d;margin-bottom:6px}
.login-form input{width:100%;border:1px solid #d7dee1;border-radius:8px;padding:12px;font-size:14px;color:var(--ink);outline:none}
.login-form input:focus{border-color:var(--teal);box-shadow:0 0 0 3px #efe8fc}
.login-btn{width:100%;margin-top:6px;background:var(--teal);color:#fff;border:0;border-radius:8px;padding:13px;font-size:14px;font-weight:700;cursor:pointer;box-shadow:0 6px 16px rgba(109,40,217,.25)}
.login-btn:hover{background:#5b1fc0}
.login-btn:disabled{opacity:.5;cursor:not-allowed}
.login-error{background:#fdecec;color:#b53434;border:1px solid #f4c9c9;border-radius:8px;padding:10px 12px;font-size:12px;margin-bottom:12px}
.login-foot{margin:22px 0 0;text-align:center;font-size:10px;font-style:italic;color:#a99fc0}
[hidden]{display:none!important}