/* 工作台登录页 —— 独立版式，只依赖这一个文件 */

:root {
  --brand: #0b60b0;
  --brand-dark: #08497f;
  --brand-soft: #e8f1fa;
  --ink: #16202b;
  --muted: #66717e;
  --line: #dbe5f0;
}

* { box-sizing: border-box; }

body.login-body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 28px 16px;
  background:
    radial-gradient(900px 420px at 50% -8%, #e4eef9 0%, rgba(244, 247, 251, 0) 62%),
    linear-gradient(180deg, #f4f7fb 0%, #eef3f9 100%);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB",
    "Microsoft YaHei", "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
}

.login-card {
  width: min(100%, 384px);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 34px 30px 24px;
  text-align: center;
  box-shadow: 0 20px 48px rgba(11, 96, 176, 0.1), 0 2px 6px rgba(11, 96, 176, 0.05);
}

.login-logo {
  display: block;
  height: 30px;
  width: auto;
  margin: 0 auto 20px;
}

.login-title {
  margin: 0 0 6px;
  font-size: 19px;
  font-weight: 600;
  letter-spacing: 0.01em;
}

.login-sub {
  margin: 0 0 22px;
  font-size: 12.5px;
  color: var(--muted);
}

.login-err {
  margin: 0 0 14px;
  padding: 9px 12px;
  text-align: left;
  font-size: 12.5px;
  line-height: 1.5;
  color: var(--brand-dark);
  background: #eef5fc;
  border: 1px solid #cfe0f0;
  border-radius: 9px;
}

.login-field {
  display: block;
  text-align: left;
  margin-bottom: 14px;
}

.login-field > span {
  display: block;
  margin-bottom: 6px;
  font-size: 12.5px;
  color: var(--muted);
}

.login-field input {
  width: 100%;
  padding: 11px 13px;
  font-size: 15px;
  font-family: inherit;
  color: var(--ink);
  background: #fbfdff;
  border: 1px solid #d5e0ec;
  border-radius: 10px;
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s, background 0.15s;
}

.login-field input:focus {
  background: #fff;
  border-color: var(--brand);
  box-shadow: 0 0 0 3px rgba(11, 96, 176, 0.12);
}

.login-btn {
  width: 100%;
  margin-top: 6px;
  padding: 12px;
  font-size: 15px;
  font-family: inherit;
  font-weight: 500;
  color: #fff;
  background: var(--brand);
  border: 0;
  border-radius: 10px;
  cursor: pointer;
  transition: background 0.15s;
}

.login-btn:hover { background: var(--brand-dark); }
.login-btn:active { transform: translateY(1px); }

.login-foot {
  margin: 18px 0 0;
  font-size: 12.5px;
}

.login-foot a {
  color: var(--muted);
  text-decoration: none;
}

.login-foot a:hover { color: var(--brand); }

@media (max-width: 420px) {
  .login-card { padding: 28px 20px 20px; border-radius: 14px; }
  .login-logo { height: 26px; }
}