#login-overlay {
  position: fixed; inset: 0; z-index: 500; display: grid; place-items: center; padding: 18px;
  background:
    radial-gradient(900px 520px at 50% -10%, rgba(201, 163, 90, .12), transparent 62%),
    rgba(17, 15, 13, .97);
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
}
.login-card {
  position: relative; width: min(420px, 94vw); border: 1px solid var(--line); border-radius: 14px;
  background: var(--panel); padding: 34px 32px 28px;
  box-shadow: 0 40px 100px rgba(0, 0, 0, .6);
  animation: popIn .3s ease;
}
.login-card::before {
  content: ""; position: absolute; inset: 0 0 auto 0; height: 1px; border-radius: 14px 14px 0 0;
  background: linear-gradient(90deg, transparent, rgba(228, 198, 140, .4), transparent);
}
.login-brand { display: flex; align-items: center; gap: 14px; margin-bottom: 30px; }
.login-brand .brand-mark { width: 44px; height: 44px; font-size: 24px; border-radius: 6px; }
.login-brand b { display: block; font-family: var(--serif); font-size: 19px; letter-spacing: .1em; }
.login-brand em { display: block; font-style: normal; font-size: 12px; color: var(--dim); letter-spacing: .1em; margin-top: 3px; }
.login-card h2 { margin: 0 0 8px; font-family: var(--serif); font-size: 25px; line-height: 1.4; letter-spacing: .04em; }
.login-msg { margin: 0 0 22px; color: var(--muted); font-size: 14px; line-height: 1.7; }
.login-card input {
  width: 100%; background: var(--inset); border: 1px solid var(--line); color: var(--text);
  border-radius: 8px; padding: 13px 14px; outline: none; font-size: 16px; letter-spacing: .08em;
  transition: border-color .15s, box-shadow .15s;
}
.login-card input:focus { border-color: var(--gold); box-shadow: 0 0 0 3px rgba(201, 163, 90, .14); }
.login-card .btn-primary { min-height: 46px; font-size: 15.5px; margin-top: 12px !important; letter-spacing: .12em; }
.login-card .hint { font-size: 13px; margin-top: 12px !important; text-align: center; }