/* 登录页专用：自带变量与控件样式，仅依赖 /css/login.css + UseStaticFiles */

*, *::before, *::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
}

body.login-body {
  --text: #0f172a;
  --text-muted: #475569;
  --border: #e2e8f0;
  --surface: #ffffff;
  --page-bg: #f1f5f9;
  --primary: #1e3a8a;
  --primary-hover: #1d4ed8;
  --accent: #c7a35a;
  --danger: #b91c1c;
  --radius: 12px;
  --shadow: 0 1px 2px rgba(15, 23, 42, 0.06), 0 4px 24px rgba(15, 23, 42, 0.06);

  margin: 0;
  min-height: 100vh;
  min-height: 100dvh;
  font-family: system-ui, -apple-system, "Segoe UI", "PingFang SC", "Hiragino Sans GB",
    "Microsoft YaHei", sans-serif;
  color: var(--text);
  background: var(--page-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: max(24px, env(safe-area-inset-top, 0px)) max(16px, env(safe-area-inset-right, 0px))
    max(24px, env(safe-area-inset-bottom, 0px)) max(16px, env(safe-area-inset-left, 0px));
}

.login-page {
  width: 100%;
  max-width: 400px;
}

.login-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 28px 24px 24px;
}

.login-head {
  margin-bottom: 24px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border);
}

.login-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.login-mark {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  flex-shrink: 0;
  background: linear-gradient(135deg, var(--accent) 0%, #8b6914 100%);
  box-shadow: 0 2px 8px rgba(199, 163, 90, 0.35);
}

.login-brand-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.login-brand-name {
  font-weight: 700;
  font-size: 1rem;
  color: var(--text);
}

.login-brand-sub {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.login-title {
  margin: 0;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.02em;
}

.login-form {
  display: flex;
  flex-direction: column;
}

.login-validation {
  margin-bottom: 16px;
}

.login-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 16px;
}

.login-field:last-of-type {
  margin-bottom: 0;
}

.login-label {
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-muted);
}

body.login-body .input {
  font: inherit;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  min-width: 0;
  width: 100%;
  color: var(--text);
  background: #fff;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

body.login-body .input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(30, 58, 138, 0.15);
}

.login-options {
  margin-top: 4px;
  margin-bottom: 4px;
}

.login-check {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.875rem;
  color: var(--text-muted);
  cursor: pointer;
  user-select: none;
}

.login-check-input {
  width: 1rem;
  height: 1rem;
  flex-shrink: 0;
  accent-color: var(--primary);
  cursor: pointer;
}

.login-actions {
  margin-top: 20px;
}

body.login-body .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 18px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.9375rem;
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: background-color 0.2s ease;
}

body.login-body .btn:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

.btn-login {
  width: 100%;
  padding: 11px 16px;
  border: none;
  background: var(--primary);
  color: #fff;
}

.btn-login:hover {
  background: var(--primary-hover);
}

.btn-login:active {
  background: #172554;
}

.login-foot {
  margin: 20px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--border);
  font-size: 0.78rem;
  line-height: 1.5;
  color: var(--text-muted);
  text-align: center;
}

body.login-body .validation-summary {
  background: #fef2f2;
  border: 1px solid #fecaca;
  color: #991b1b;
  padding: 12px 16px;
  border-radius: 8px;
  font-size: 0.9rem;
}

body.login-body .field-error {
  font-size: 0.8rem;
  color: var(--danger);
}

@media (prefers-reduced-motion: reduce) {
  body.login-body .input,
  body.login-body .btn {
    transition: none;
  }
}