.login-page { min-height: 100vh; overflow-x: hidden; }
.login-page::before {
  content: "HUANGJIA";
  position: fixed;
  right: -30px;
  bottom: -35px;
  color: rgba(218, 184, 102, .025);
  font: 700 clamp(100px, 20vw, 280px)/1 Arial, sans-serif;
  letter-spacing: -.04em;
  pointer-events: none;
}
.login-shell {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  align-items: center;
  gap: clamp(50px, 8vw, 120px);
  width: min(1040px, calc(100% - 40px));
  min-height: calc(100vh - 64px);
  margin: 0 auto;
  padding: 70px 0;
}
.login-brand { padding: 20px 0; }
.login-brand > img { display: block; width: min(440px, 90%); height: auto; }
.login-brand-copy { margin: 34px 0 0 12px; padding-left: 24px; border-left: 1px solid var(--line-strong); }
.login-brand-copy span { color: var(--gold); font-size: 11px; letter-spacing: .16em; }
.login-brand-copy h1 { margin: 13px 0 7px; color: var(--cream); font: 600 clamp(36px, 5vw, 58px)/1.1 "STKaiti", "KaiTi", serif; letter-spacing: .08em; }
.login-brand-copy p { margin: 0; color: var(--muted); font-size: 13px; letter-spacing: .12em; }
.login-card {
  padding: 38px;
  border: 1px solid var(--line-strong);
  border-radius: 20px;
  background: linear-gradient(145deg, rgba(27, 24, 18, .97), rgba(13, 12, 9, .97));
  box-shadow: 0 32px 100px rgba(0, 0, 0, .48);
}
.login-card-head h2 { margin: 10px 0 9px; color: var(--cream); font-size: 27px; letter-spacing: .06em; }
.login-card-head p { margin: 0; color: var(--muted); font-size: 12px; line-height: 1.7; }
.login-error { margin-top: 20px; padding: 11px 13px; border: 1px solid rgba(210, 125, 116, .35); border-radius: 9px; background: rgba(210, 125, 116, .08); color: #e6a29a; font-size: 12px; line-height: 1.55; }
.login-form { display: grid; gap: 11px; margin-top: 26px; }
.login-form > label { color: #c7bfb2; font-size: 12px; }
.password-control { display: flex; align-items: center; min-height: 54px; padding: 0 13px; border: 1px solid rgba(218, 184, 102, .22); border-radius: 11px; background: #0b0a08; transition: .2s ease; }
.password-control:focus-within { border-color: var(--gold-muted); box-shadow: 0 0 0 3px rgba(218, 184, 102, .07); }
.password-control > svg { width: 18px; height: 18px; flex: none; margin-right: 10px; fill: none; stroke: var(--gold-muted); stroke-width: 1.5; }
.password-control input { width: 100%; min-width: 0; border: 0; outline: 0; background: transparent; color: var(--cream); font-size: 16px; letter-spacing: .08em; }
.password-control input::placeholder { color: #5f5a52; font-size: 13px; letter-spacing: 0; }
.password-toggle { display: grid; place-items: center; width: 34px; height: 34px; flex: none; padding: 0; border: 0; background: transparent; color: #716a5f; cursor: pointer; }
.password-toggle:hover { color: var(--gold-bright); }
.password-toggle svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 1.5; }
.login-submit { display: flex; align-items: center; justify-content: center; gap: 10px; min-height: 51px; margin-top: 8px; border: 1px solid #c9a958; border-radius: 11px; background: linear-gradient(135deg, #c8a556, #8e6d2b); color: #17120a; font-weight: 700; letter-spacing: .08em; cursor: pointer; box-shadow: 0 10px 30px rgba(160, 119, 38, .18); transition: transform .18s ease, filter .18s ease; }
.login-submit:hover { transform: translateY(-1px); filter: brightness(1.08); }
.login-submit:disabled { opacity: .45; cursor: not-allowed; transform: none; }
.login-submit svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 1.8; }
.login-security { display: flex; align-items: center; gap: 8px; margin-top: 22px; color: #69635a; font-size: 10px; }
.login-security span { width: 6px; height: 6px; border-radius: 50%; background: var(--green); box-shadow: 0 0 0 4px rgba(117, 185, 147, .07); }
.login-footer { position: relative; z-index: 1; display: flex; justify-content: space-between; width: min(1040px, calc(100% - 40px)); margin: -48px auto 0; padding: 18px 0; border-top: 1px solid rgba(218, 184, 102, .1); color: #5e5951; font-size: 10px; }
@media (max-width: 760px) {
  .login-shell { grid-template-columns: 1fr; gap: 28px; min-height: auto; padding: 32px 0 90px; }
  .login-brand { text-align: center; }
  .login-brand > img { width: 250px; margin: 0 auto; }
  .login-brand-copy { margin: 18px 0 0; padding: 16px 0 0; border-left: 0; border-top: 1px solid var(--line); }
  .login-brand-copy h1 { font-size: 38px; }
  .login-card { padding: 28px 22px; }
  .login-footer { margin: 0 auto; }
}