/* ===== 认证页面专用样式（深蓝黑 + 橙色主题） ===== */
.auth-body {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background: linear-gradient(135deg, #0B1121 0%, #1A2A4A 100%);
  padding: 20px;
}

.auth-card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 20px;
  padding: 40px 36px;
  width: 100%;
  max-width: 420px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
  backdrop-filter: blur(12px);
}

.auth-logo {
  text-align: center;
  margin-bottom: 28px;
}
.auth-logo svg {
  width: 48px;
  height: 48px;
  color: #FF6B35;
  margin-bottom: 12px;
}
.auth-logo h1 {
  font-size: 22px;
  font-weight: 700;
  color: #fff;
}
.auth-logo p {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.6);
  margin-top: 4px;
}

.form-group {
  margin-bottom: 18px;
}
.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 6px;
}
.form-group input {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 50px;
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
  font-size: 14px;
  font-family: inherit;
  transition: all 0.2s ease;
  box-sizing: border-box;
}
.form-group input::placeholder {
  color: rgba(255, 255, 255, 0.35);
}
.form-group input:focus {
  outline: none;
  border-color: #FF6B35;
  background: rgba(255, 107, 53, 0.08);
  box-shadow: 0 0 0 3px rgba(255, 107, 53, 0.12);
}

.auth-btn {
  width: 100%;
  padding: 14px;
  font-size: 15px;
  border: none;
  border-radius: 50px;
  background: #FF6B35;
  color: #fff;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  font-family: inherit;
  margin-top: 6px;
  box-shadow: 0 4px 15px rgba(255, 107, 53, 0.3);
}
.auth-btn:hover {
  background: #e55a2b;
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(255, 107, 53, 0.4);
}

.auth-error {
  background: rgba(248, 113, 113, 0.15);
  color: #f87171;
  padding: 10px 16px;
  border-radius: 10px;
  font-size: 13px;
  margin-bottom: 18px;
  border: 1px solid rgba(248, 113, 113, 0.3);
}
.auth-success {
  background: rgba(74, 222, 128, 0.15);
  color: #4ade80;
  padding: 10px 16px;
  border-radius: 10px;
  font-size: 13px;
  margin-bottom: 18px;
  border: 1px solid rgba(74, 222, 128, 0.3);
}

.verify-hint {
  background: rgba(255, 107, 53, 0.1);
  color: #FF6B35;
  padding: 12px 16px;
  border-radius: 10px;
  font-size: 13px;
  margin-bottom: 18px;
  line-height: 1.6;
  border: 1px solid rgba(255, 107, 53, 0.2);
}

.auth-footer {
  text-align: center;
  margin-top: 24px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.5);
}
.auth-footer a {
  color: #FF6B35;
  text-decoration: none;
  font-weight: 600;
}
.auth-footer a:hover { text-decoration: underline; }

.auth-back {
  display: block;
  text-align: center;
  margin-top: 16px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.4);
  text-decoration: none;
}
.auth-back:hover { color: #FF6B35; }