body.login { display: grid; place-items: center; }
.login-box { position: relative; z-index: 3; width: min(360px, 90vw); text-align: center; padding: 28px 26px;
  background: var(--glass); border: 1px solid var(--line); border-radius: 18px; backdrop-filter: blur(14px);
  box-shadow: 0 0 50px rgba(0,0,0,.6); }
.mini-core-wrap { width: 180px; height: 180px; margin: -10px auto 6px; }
.mini-core-wrap canvas { width: 100%; height: 100%; }
.login-box .brand-sub { margin-bottom: 20px; }
.login-box form { display: flex; flex-direction: column; gap: 12px; }
.login-box input { background: rgba(0,0,0,.4); border: 1px solid var(--line); border-radius: 10px; padding: 12px 14px;
  color: var(--text); font-size: 16px; outline: none; }
.login-box input:focus { border-color: var(--gold-soft); box-shadow: 0 0 12px rgba(255,160,40,.25); }
.login-box button { margin-top: 4px; padding: 12px; border-radius: 10px; border: 1px solid var(--gold-soft); cursor: pointer;
  background: linear-gradient(180deg, rgba(255,160,40,.3), rgba(255,110,20,.12)); color: var(--gold);
  letter-spacing: .2em; text-transform: uppercase; font-size: 13px; }
.login-box button:disabled { opacity: .5; }
.err { min-height: 18px; font-size: 13px; color: #ff9b8f; }